/* ========================================
    One-Tsumi - スタイルシート（ライトモード）
   ======================================== */

/* CSS カスタムプロパティ（テーマ変数） */
:root {
    --bg-primary: #fafafa;
    --bg-secondary: #ffffff;
    --bg-card: #ffffff;
    --bg-card-hover: #f8f9fa;
    --bg-glass: rgba(255, 255, 255, 0.9);

    --text-primary: #1a1a2e;
    --text-secondary: #4a4a68;
    --text-muted: #9ca3af;

    --accent-primary: #8084d6;
    /* 彩度を下げた紫 */
    --accent-secondary: #9b76db;
    --accent-light: #f5f7ff;
    --accent-gradient: linear-gradient(135deg, #8084d6 0%, #9b76db 50%, #a980cf 100%);

    --success: #10b981;
    --success-light: #ecfdf5;
    --success-gradient: linear-gradient(135deg, #059669 0%, #10b981 50%, #34d399 100%);

    --warning: #f59e0b;
    --danger: #ef4444;
    --danger-light: #fef2f2;

    --border-color: #e5e7eb;
    --border-color-light: #f3f4f6;
    --border-radius: 16px;
    --border-radius-sm: 12px;
    --border-radius-xs: 8px;

    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
    --shadow-accent: 0 4px 20px rgba(99, 102, 241, 0.25);
    --shadow-premium: 0 12px 40px rgba(99, 102, 241, 0.2), 0 4px 10px rgba(99, 102, 241, 0.1);
    /* 際立つ二層シャドウ */

    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Hiragino Sans', sans-serif;

    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s ease;
}

/* ========================================
   Auth Gate - Blurred Main App (認証ゲート)
   ======================================== */
/* V106: 未ログイン時、メインアプリにぼかしをかける */
.main-app.blurred {
    filter: blur(8px);
    pointer-events: none;
    user-select: none;
}

/* Main App (メインアプリ) */
.main-app.hidden {
    display: none;
}

/* リセット & ベーススタイル */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 背景デコレーション */
body::before {
    content: '';
    position: fixed;
    top: -50%;
    right: -30%;
    width: 80%;
    height: 80%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.06) 0%, transparent 60%);
    pointer-events: none;
    z-index: -1;
}

body::after {
    content: '';
    position: fixed;
    bottom: -30%;
    left: -20%;
    width: 60%;
    height: 60%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.05) 0%, transparent 60%);
    pointer-events: none;
    z-index: -1;
}

/* コンテナ & レイアウト */
.main-layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 320px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    padding: 32px 24px;
    display: flex;
    flex-direction: column;
    gap: 32px;
    height: 100vh;
    position: sticky;
    top: 0;
    overflow-y: auto;
    overflow-x: hidden;
}

.content-area {
    flex: 1;
    background: var(--bg-primary);
    overflow-y: auto;
}

.container {
    max-width: 680px;
    margin: 0 auto;
    padding: 48px 32px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.02em;
    margin-bottom: 4px;
}

.tagline {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--text-secondary);
    opacity: 0.8;
    white-space: nowrap;
    letter-spacing: -0.01em;
}

/* ========================================
   ヘッダー：日付表示 & ナビゲーション
   ======================================== */
.header {
    text-align: center;
    margin-bottom: 40px;
}

.date-navigation {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 8px;
}

.nav-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    aspect-ratio: 1 / 1;
    /* 円形を強制 */
    cursor: pointer;
    font-size: 1.1rem;
    color: var(--text-secondary);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-xs);
    flex-shrink: 0;
}

.nav-btn:hover {
    background: var(--accent-light);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    transform: scale(1.05);
}

.nav-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}

.date-display {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    padding: 10px 52px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.date-display:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}


/* ========================================
   GCal取り込みモーダル
   ======================================== */
.gcal-import-modal-content {
    max-width: 400px;
    width: 92vw;
    max-height: 85vh; /* 少し高さを確保 */
    display: flex;
    flex-direction: column;
    padding: 0; /* paddingは内部要素に持たせる */
    overflow: hidden; /* コンテンツ全体のスクロールは止める */
}

/* --- 固定ヘッダー --- */
.gcal-import-modal-header {
    padding: 16px 20px 10px; /* 上下が広すぎたので圧縮（24px→16px） */
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-card);
    flex-shrink: 0;
}

.gcal-import-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.gcal-import-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-muted);
    line-height: 1;
    padding: 4px;
    margin: -4px -8px -4px 0;
}

.gcal-import-subtitle {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin: 0;
}

/* --- スクロールエリア --- */
.gcal-import-modal-body {
    padding: 12px 20px; /* 左右を統一（24px→20px）、内側の上下も少し詰める */
    overflow-y: auto;
    flex-grow: 1;
    overscroll-behavior: contain; /* モーダル背面のスクロール防止 */
}

/* --- 固定フッター --- */
.gcal-import-modal-footer {
    padding: 12px 20px 16px; /* ボタン周りの上下も圧縮、下だけsafari等のバー考慮で少し確保 */
    border-top: 1px solid var(--border-color);
    background: var(--bg-card);
    flex-shrink: 0;
}

.gcal-import-loading {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 20px 0;
    color: var(--text-muted);
    font-size: 0.85rem;
    justify-content: center;
}

.gcal-import-spinner {
    width: 18px;
    height: 18px;
    border: 2px solid var(--border-color);
    border-top-color: #4285F4;
    border-radius: 50%;
    animation: gcal-spin 0.8s linear infinite;
    flex-shrink: 0;
}

@keyframes gcal-spin {
    to { transform: rotate(360deg); }
}

.gcal-import-error {
    background: var(--danger-light);
    color: var(--danger);
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 0.82rem;
    margin-bottom: 8px;
}

.gcal-import-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 4px;
}

.gcal-import-item {
    border-radius: 10px;
    transition: background 0.15s ease;
}

.gcal-import-item:hover {
    background: var(--accent-light);
}

.gcal-import-label {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    cursor: pointer;
    width: 100%;
}

.gcal-import-check {
    width: 16px;
    height: 16px;
    accent-color: #4285F4;
    cursor: pointer;
    flex-shrink: 0;
}

.gcal-import-time {
    font-size: 0.72rem;
    font-weight: 600;
    color: #4285F4;
    min-width: 36px;
    flex-shrink: 0;
}

.gcal-import-name {
    font-size: 0.88rem;
    color: var(--text-primary);
    font-weight: 500;
    line-height: 1.4;
}


.gcal-import-empty {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
    padding: 20px 0;
}

.date-display.is-today {
    background: var(--accent-gradient);
    border-color: transparent;
}

.date-display.is-today .date-text {
    color: white;
    background: none;
    -webkit-text-fill-color: white;
}

.date-display.is-today .date-icon {
    background: rgba(255, 255, 255, 0.3);
    border-color: white;
}

.date-display.is-today .date-icon::before {
    background: white;
}

.date-icon {
    display: inline-block;
    width: 18px;
    height: 18px;
    background: white;
    border-radius: 3px;
    flex-shrink: 0;
    position: relative;
    border: 1.5px solid var(--accent-primary);
    box-sizing: border-box;
}

.date-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--accent-primary);
    border-radius: 1px 1px 0 0;
}

.date-text {
    font-size: 1.3rem;
    /* スマホ版と同じエレガントなサイズに統一 */
    font-weight: 600;
    /* 重厚感を抑えて洗練された印象に */
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    white-space: nowrap;
    letter-spacing: -0.015em;
    /* 日付を1行に固定 */
}

.today-badge {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-muted);
    margin-top: 4px;
}

.today-badge.hidden,
.hidden {
    display: none !important;
}

/* ========================================
   タスク入力フォーム
   ======================================== */
.input-section {
    margin-bottom: 36px;
}

.input-section.hidden {
    display: none;
}

.task-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
    align-items: stretch;
}

/* 入力エリアの要素（入力欄・セレクト・ボタン）を完全に統一 */
.task-input,
.project-select,
.add-btn {
    width: 100% !important;
    height: 54px !important;
    /* 60pxから縮小 */
    padding: 0 24px !important;
    font-size: 1rem !important;
    font-family: var(--font-family) !important;
    border-radius: 14px !important;
    border: 2px solid var(--border-color) !important;
    box-sizing: border-box !important;
    transition: all var(--transition-normal) !important;
    outline: none !important;
}

.task-input {
    background: var(--bg-card);
    box-shadow: var(--shadow-xs);
}

.task-input::placeholder {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.task-input:focus {
    border-color: var(--accent-primary) !important;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1) !important;
}

.add-btn {
    font-weight: 700;
    color: white !important;
    background: var(--accent-gradient) !important;
    border: none !important;
    cursor: pointer;
    box-shadow: var(--shadow-accent);
    white-space: nowrap;
    display: flex;
    align-items: center;
    justify-content: center;
}

.add-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(99, 102, 241, 0.35);
}

.add-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(99, 102, 241, 0.35);
}

.add-btn:active {
    transform: translateY(0);
}

/* ========================================
   サジェストチップ（タスク候補）
   ======================================== */
.suggest-chips-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    gap: 4px;
    margin-top: 12px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.suggest-chips {
    display: flex;
    justify-content: flex-start;
    gap: 8px;
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: 2px 0;
    flex: 1;
    scroll-behavior: smooth;
}

.suggest-chips::-webkit-scrollbar {
    display: none;
}

/* 右端フェードヒント */
.chip-fade-right {
    position: absolute;
    right: 28px;
    top: 0;
    bottom: 0;
    width: 32px;
    background: linear-gradient(to right, transparent, var(--bg-primary));
    pointer-events: none;
    z-index: 1;
    opacity: 1;
    transition: opacity 0.3s;
}

.chip-fade-right.hidden {
    opacity: 0;
}

/* 矢印ナビボタン */
.chip-nav {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border: 1px solid var(--border-color-light);
    border-radius: 50%;
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--text-muted);
    transition: all var(--transition-normal);
    flex-shrink: 0;
    opacity: 0.5;
    padding: 0;
    line-height: 1;
}

.chip-nav:hover {
    opacity: 1;
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    box-shadow: var(--shadow-xs);
}

.chip-nav:active {
    transform: scale(0.9);
}

.chip-nav.hidden {
    opacity: 0;
    pointer-events: none;
}

.suggest-chip {
    display: inline-flex;
    align-items: center;
    padding: 5px 14px;
    font-size: 0.72rem;
    font-weight: 500;
    font-family: var(--font-family);
    color: var(--text-muted);
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    cursor: pointer;
    opacity: 0.7;
    transition: all var(--transition-normal);
    animation: chipFadeIn 0.5s ease forwards;
    white-space: nowrap;
    letter-spacing: 0.01em;
    flex-shrink: 0;
}

.suggest-chip:hover {
    opacity: 1;
    border-color: var(--accent-primary);
    color: var(--text-secondary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.suggest-chip:active {
    transform: scale(0.93);
    opacity: 1;
}

/* ストックチップ — ティール系で差別化 */
.suggest-chip.stock-chip {
    color: #059669;
    border-color: rgba(16, 185, 129, 0.3);
    background: rgba(16, 185, 129, 0.06);
    opacity: 0.85;
    font-weight: 600;
}

.suggest-chip.stock-chip:hover {
    border-color: rgba(16, 185, 129, 0.5);
    background: rgba(16, 185, 129, 0.12);
    color: #047857;
    opacity: 1;
}

@keyframes chipFadeIn {
    from {
        opacity: 0;
        transform: translateY(4px);
    }

    to {
        opacity: 0.7;
        transform: translateY(0);
    }
}

/* ========================================
   セクション共通スタイル
   ======================================== */
.task-section {
    margin-bottom: 28px;
}

.task-section.hidden {
    display: none;
}

.section-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 14px;
}

/* ========================================
   ⓘ インフォツールチップ
   ======================================== */
.info-tip {
    position: relative;
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    flex-shrink: 0;
}

.info-tip-icon {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 1.2px solid var(--accent-primary);
    background: transparent;
    color: var(--accent-primary);
    font-size: 9px;
    font-weight: 700;
    font-style: normal;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.55;
    transition: all 0.2s ease;
    line-height: 1;
    user-select: none;
    letter-spacing: 0;
}

.info-tip:hover .info-tip-icon,
.info-tip.active .info-tip-icon {
    opacity: 0.8;
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.info-tip-bubble {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.97);
    border: 1px solid var(--border-color-light);
    border-radius: 12px;
    padding: 10px 14px;
    font-size: 0.72rem;
    font-weight: 400;
    color: var(--text-secondary);
    line-height: 1.6;
    letter-spacing: 0;
    text-transform: none;
    white-space: normal;
    max-width: 240px;
    min-width: 180px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    z-index: 100;
    animation: tipFadeIn 0.2s ease;
}

.info-tip-bubble::before {
    content: '';
    position: absolute;
    top: -5px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 8px;
    height: 8px;
    background: rgba(255, 255, 255, 0.97);
    border-top: 1px solid var(--border-color-light);
    border-left: 1px solid var(--border-color-light);
}

/* 右寄せ吹き出しの矢印調整 */
.info-tip-bubble[style*="right:0"]::before {
    left: auto;
    right: 16px;
    transform: rotate(45deg);
}

@media (hover: hover) {
    .info-tip:hover .info-tip-bubble {
        display: block;
    }
}

.info-tip.active .info-tip-bubble {
    display: block;
}

@keyframes tipFadeIn {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(4px);
    }

    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

/* セクション件数バッジ */
.section-count {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    opacity: 0.7;
    white-space: nowrap;
    text-transform: none;
    letter-spacing: 0;
}

.title-line {
    flex: 1;
    height: 1px;
    background: var(--border-color-light);
}

/* ========================================
   アクティブタスク（実行中）
   ======================================== */
.active-task-card {
    padding: 20px;
    margin: 24px 0;
    /* PC版: 上下余白を増やして存在感をアップ */
    background: var(--bg-card);
    border: 2px solid var(--accent-primary);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-premium);
    animation: subtle-pulse 3s ease-in-out infinite;
}

@keyframes subtle-pulse {

    0%,
    100% {
        box-shadow: 0 12px 40px rgba(99, 102, 241, 0.2), 0 4px 10px rgba(99, 102, 241, 0.1);
        transform: scale(1);
    }

    50% {
        box-shadow: 0 20px 50px rgba(99, 102, 241, 0.3), 0 6px 15px rgba(99, 102, 241, 0.15);
        transform: scale(1.01);
    }
}

.active-task-name {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 12px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    /* PCでの横広がりを防止 */
    justify-content: flex-start;
    gap: 4px;
    color: #2D336B;
    /* 真っ黒からプレミアム・インディゴに変更 */
}

.task-name-row {
    display: flex;
    align-items: center;
    gap: 12px;
    /* 鉛筆と文字の間隔を少し広げて美しく */
}

.active-task-description {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
    padding-left: 0;
}

/* 鉛筆アイコンは「記録中」のタスク名のみに適用 */
.active-task-name .task-name-row::before {
    content: '✏️';
    font-size: 1.1rem;
    flex-shrink: 0;
}

/* 完了済み（着手できた）タスク全体に 🌱 を表示 */
/* JS側で最左端のハンドル位置に注入するため、ここでの擬似要素は廃止 */
.completed-list .task-name-row::before {
    content: none;
}

/* 以前の場所から削除 */
.active-task-name::before {
    content: none;
}

.active-task-time {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 16px;
    /* 20pxから縮小 */
}

.time-row {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.time-label {
    min-width: 50px;
    color: var(--text-muted);
}

.time-value {
    font-weight: 600;
    color: var(--accent-primary);
}

.stopwatch {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 16px;
    /* 24pxから縮小 */
    background: var(--accent-light);
    border-radius: var(--border-radius-sm);
    margin-bottom: 16px;
    /* 20pxから縮小 */
}

.stopwatch-icon {
    font-size: 1.5rem;
}

.stopwatch-time {
    font-size: 2.8rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.stop-btn {
    width: 100%;
    padding: 16px;
    font-size: 1rem;
    font-weight: 700;
    color: #92400e;
    /* 濃い琥珀色でコントラスト確保 */
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    /* 温かみのある琥珀色 */
    border: 2px solid #fcd34d;
    border-radius: var(--border-radius);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 16px rgba(146, 64, 14, 0.1);
    /* 影も琥珀系に */
}

.stop-btn:hover {
    background: #fef3c7;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(146, 64, 14, 0.15);
}

/* ========================================
   タスクリスト
   ======================================== */
.task-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    /* 4pxから8pxに調整し、適度な余白を確保 */
}

.task-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 18px 16px 54px;
    /* 🌱マークとテキストの間にさらにゆとりを（48px -> 54px） */
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-xs);
    position: relative;
    /* [CRITICAL] ハンドルの絶対配置(left: 18px)用。
       再発防止策: .task-item を display: grid に変更する場合は、
       ハンドル分のスペースを空けるか、flexのまま維持してください。 */
}

.task-item:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-color);
    box-shadow: var(--shadow-sm);
    transform: translateY(-1px);
}

.task-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
    min-width: 0;
    /* 必須：グリッド/フレックス内での幅崩壊（縦書き化）を防止 */
}

/* タスク名とメモアイコンのラッパー */
.task-name-wrapper {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.task-name {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
    cursor: text;
    padding: 2px 4px;
    border-radius: 4px;
    transition: background 0.2s;
}

.task-name:hover {
    background: rgba(99, 102, 241, 0.1);
}

/* メモ＆URLアイコン（タスク名の横） */
.task-memo-icons {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-left: 2px;
}

.task-memo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #94a3b8;
    background: #f1f5f9;
    border-radius: 4px;
    width: 22px;
    height: 22px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.task-memo-icon:hover {
    background: #e2e8f0;
    color: var(--accent-primary);
}

.original-date-label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-muted);
    background: var(--bg-primary);
    padding: 2px 8px;
    border-radius: 10px;
    width: fit-content;
    border: 1px solid var(--border-color-light);
}

.carry-over-label {
    color: #94a3b8;
    /* スレートグレー */
    font-size: 0.8rem;
    font-weight: 500;
    padding: 0;
    border: none;
    background: transparent;
    display: inline-block;
    width: auto;
    text-align: left;
    letter-spacing: 0.01em;
    white-space: nowrap;
    margin: 0;
}

.pending-task-note {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 1px;
    /* 完了タスクの時間(margin-top: 1px)と統一 */
}

.task-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.play-btn {
    width: 46px;
    height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    /* 少し大きく */
    background: var(--accent-gradient);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-accent);
    color: white;
    font-weight: bold;
    line-height: 1;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
    /* 白さを際立たせる */
    padding-left: 3px;
    padding-top: 2px;
}

.play-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(99, 102, 241, 0.5);
}

.postpone-btn {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-normal);
    color: var(--text-secondary);
    box-shadow: var(--shadow-xs);
}

.postpone-btn:hover {
    transform: scale(1.08);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    box-shadow: var(--shadow-sm);
}

.delete-btn {
    display: none;
    /* 削除ボタンは非表示 */
}

/* 設定ボタン（⚙️） */
.task-setting-wrapper {
    position: relative;
    /* メニューの基準点 */
}

.settings-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-normal);
    color: var(--text-secondary);
    box-shadow: var(--shadow-xs);
}

.settings-btn:hover {
    transform: rotate(30deg) scale(1.08);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    box-shadow: var(--shadow-sm);
}

.settings-btn.active {
    background: var(--accent-light);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

/* タスクコンテキストメニュー */
.task-menu {
    position: fixed;
    z-index: 10000;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow-lg);
    min-width: 180px;
    max-height: 70vh;
    overflow-y: auto;
    padding: 6px 0;
    display: none;
}

.task-menu.show {
    display: block;
    animation: slideInRight 0.15s ease-out;
}

.recurring-badge {
    font-size: 0.85rem;
    margin-left: 6px;
    opacity: 0.6;
    display: inline-block;
    vertical-align: middle;
    margin-top: -1px;
    font-weight: 900;
    cursor: help;
}

/* V153: ピン止めバッジ */
.pinned-badge {
    color: var(--accent-primary);
    opacity: 0.8;
}

.pinned-badge svg {
    vertical-align: middle;
}

/* V153: メニュー内ピン止めアクティブ状態 */
.task-menu-item.pin-active {
    color: var(--accent-primary);
    font-weight: 600;
    background: rgba(99, 102, 241, 0.08);
}



@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(8px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.task-menu-item {
    width: 100%;
    padding: 8px 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    background: none;
    border: none;
    font-size: 0.85rem;
    color: var(--text-primary);
    cursor: pointer;
    text-align: left;
    transition: background var(--transition-fast);
    white-space: nowrap;
    /* ラベルが改行されないように固定 */
}

.task-menu-item.no-hover:hover {
    background: transparent !important;
    cursor: default;
}

/* メニューが表示されている時はスタッキングコンテキストを最前面に */
.task-item:has(.task-menu.show) {
    z-index: 1000 !important;
}

.task-menu-item:hover {
    background: var(--bg-secondary);
}

.task-menu-item.danger {
    color: var(--danger);
}

.task-menu-item.danger:hover {
    background: #ffeeee;
}

.task-menu-item .icon {
    font-size: 1.1rem;
    width: 20px;
    text-align: center;
}

.task-menu-item .status-indicator {
    margin-left: auto;
    font-size: 0.8rem;
}

/* ========================================
   完了したタスク
   ======================================== */
.completed-list .task-item {
    background: #f0fdf4;
    border: 1px solid #dcfce7;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
    transition: all 0.2s ease;
    padding: 14px 16px 14px 54px;
    /* 草アイコン（Absolute）と重ならないよう、さらにゆとりを確保（48px -> 54px） */
}

.completed-list .task-item:hover {
    background: #dcfce7;
}

.completed-task-info {
    flex: 1;
}

/* 完了済みタスクのアイコンはJS側で制御、またはシンプルにするため削除 */
.completed-task-name {
    font-size: 1.05rem;
    /* サイズを「今日のタスク」に合わせる */
    font-weight: 600;
    margin-bottom: 2px;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary);
}

.completed-task-times {
    font-size: 0.825rem;
    color: var(--text-muted);
    margin-top: 0;
    /* スタック内のgap: 2pxに任せてさらに引き締める */
    display: flex;
    align-items: center;
    gap: 10px;
    font-variant-numeric: tabular-nums;
    /* 数字の幅を揃えて整列を美しく */
}

.time-range {
    opacity: 0.8;
}

.duration {
    color: var(--success);
    font-weight: 500;
    /* 700から標準的な太さに戻す */
    margin-left: 4px;
    letter-spacing: -0.01em;
}

/* ========================================
   統計サマリー
   ======================================== */
.summary-section {
    margin-top: 32px;
    width: 100%;
    /* 外側の枠を削除（中のsummary-cardと重ならないように） */
}

.summary-section.hidden {
    display: none;
}

.summary-title {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 16px;
}

.summary-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.stat-item {
    text-align: center;
    padding: 12px;
    background: var(--bg-primary);
    border-radius: var(--border-radius-xs);
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* ========================================
   空状態
   ======================================== */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-muted);
}

.empty-state-icon {
    font-size: 3rem;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state-text {
    font-size: 1rem;
}

/* ========================================
   V121: 全タスク完了バナー
   ======================================== */
.all-complete-banner {
    text-align: center;
    padding: 28px 20px;
    margin-bottom: 28px;
    background: rgba(255, 200, 0, 0.12);
    border: 1px solid rgba(255, 200, 0, 0.4);
    border-radius: var(--border-radius-sm);
    box-shadow: 0 4px 20px rgba(255, 200, 0, 0.25);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    animation: allCompleteFadeIn 0.6s ease-out;
    position: relative;
    overflow: visible;
}

/* 左上スター */
.all-complete-banner::before {
    content: '✦';
    position: absolute;
    top: -7px;
    left: 8px;
    font-size: 18px;
    color: #D4A017;
    opacity: 0.7;
    animation: starTwinkle 2.2s ease-in-out infinite alternate;
    pointer-events: none;
    line-height: 1;
}

/* 右上スター */
.all-complete-banner::after {
    content: '✦';
    position: absolute;
    top: -7px;
    right: 8px;
    font-size: 18px;
    color: #D4A017;
    opacity: 0.7;
    animation: starTwinkle 2.2s ease-in-out 0.8s infinite alternate;
    pointer-events: none;
    line-height: 1;
}

.all-complete-emoji {
    font-size: 2.2rem;
    margin-bottom: 8px;
    line-height: 1;
    filter: drop-shadow(0 2px 6px rgba(180, 90, 0, 0.3));
}

.all-complete-main {
    font-size: 1.1rem;
    font-weight: 900;
    color: #B8860B;
    margin-bottom: 6px;
    letter-spacing: 0.04em;
}

.all-complete-sub {
    font-size: 0.82rem;
    color: #8B6914;
    line-height: 1.5;
    font-weight: 500;
}

@keyframes allCompleteFadeIn {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   ユーティリティ
   ======================================== */
.hidden {
    display: none !important;
}

/* ========================================
   お疲れ様演出（祝祭オーバーレイ）
   ======================================== */
.celebration-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.4);
    /* 背景をより透明に */
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.celebration-overlay.show {
    opacity: 1;
    pointer-events: auto;
}

.celebration-content {
    text-align: center;
    padding: 60px;
    background: white;
    border-radius: 40px;
    box-shadow: 0 20px 50px rgba(99, 102, 241, 0.2);
    transform: scale(0.9);
    transition: transform 0.3s ease;
    width: 90%;
    max-width: 400px;
}

.celebration-overlay.show .celebration-content {
    transform: scale(1);
}

/* ポップアニメーション削除 */

.celebration-emoji {
    font-size: 5rem;
    margin-bottom: 20px;
    display: block;
    animation: bounce 1s infinite;
}

.celebration-text {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.celebration-subtext {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }
}

/* 編集用入力フィールド */
.edit-input {
    width: 100%;
    padding: 8px 12px;
    font-size: 1rem;
    border: 2px solid var(--accent-primary);
    border-radius: var(--border-radius-xs);
    background: white;
}

/* 隠し日付選択 */
#postpone-date-picker {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 0;
    height: 0;
    opacity: 0;
    pointer-events: none;
    z-index: 9999;
}

/* ========================================
   アニメーション
   ======================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.task-item {
    animation: fadeIn 0.25s ease;
}

/* カレンダー・サイドバー */
.calendar-container {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: 16px;
    box-shadow: var(--shadow-sm);
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.calendar-title {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.project-tag.no-project {
    background-color: var(--border-color);
    color: var(--text-muted);
    opacity: 0.6;
}

.recurring-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.2rem;
    padding: 4px;
    border-radius: var(--border-radius-xs);
    transition: all var(--transition-fast);
    filter: grayscale(1);
    opacity: 0.5;
}

.recurring-btn:hover {
    background: var(--bg-secondary);
    opacity: 0.8;
}

.recurring-btn.active {
    filter: grayscale(0);
    opacity: 1;
    background: var(--accent-light);
    box-shadow: 0 0 0 1px var(--accent-primary);
}

.cal-nav-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1rem;
    padding: 4px 8px;
    border-radius: 4px;
    transition: all 0.2s;
}

.cal-nav-btn:hover {
    background: var(--accent-light);
    color: var(--accent-primary);
}

.calendar-table {
    width: 100%;
    border-collapse: collapse;
    table-layout: fixed;
}

.calendar-table th {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 600;
    padding-bottom: 12px;
}

.calendar-table td {
    height: 40px;
    text-align: center;
    vertical-align: middle;
    font-size: 0.85rem;
    cursor: pointer;
    border-radius: 8px;
    position: relative;
    transition: all 0.2s;
}

.calendar-table td:hover:not(.other-month) {
    background: var(--accent-light);
    color: var(--accent-primary);
}

.calendar-table td.active {
    background: var(--accent-primary);
    color: white;
    font-weight: 700;
}

.calendar-table td.today:not(.active) {
    color: var(--accent-primary);
    font-weight: 700;
    text-decoration: underline;
}

.calendar-table td.other-month {
    color: #e5e7eb;
    cursor: default;
}

.calendar-table td.sun {
    color: #f87171;
}

.calendar-table td.sat {
    color: #60a5fa;
}

.stamp-mark {
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 5px;
    height: 5px;
    background: #10b981;
    border-radius: 50%;
    box-shadow: 0 0 4px rgba(16, 185, 129, 0.6);
}

.sidebar-subtitle {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 12px;
}

.heatmap-section {
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.heatmap-grid {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.heatmap-months {
    display: grid;
    grid-template-columns: repeat(12, 13px);
    gap: 3px;
    height: 15px;
    margin-bottom: 2px;
}

.month-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    white-space: nowrap;
    text-align: center;
}

.heatmap-cells {
    display: grid;
    grid-template-columns: repeat(12, 13px);
    grid-auto-flow: column;
    grid-template-rows: repeat(7, 13px);
    gap: 3px;
}

.heatmap-cell {
    width: 13px;
    height: 13px;
    background: #ebedf0;
    border-radius: 2px;
    cursor: pointer;
    transition: transform 0.1s ease;
}

.heatmap-cell:hover {
    transform: scale(1.2);
    z-index: 10;
    outline: 1px solid var(--text-muted);
}

.heatmap-cell.is-today {
    outline: 1px solid var(--accent-primary);
}

/* 密度レベル（パープル系グラデーション：静から定着へ） */
.level-0 {
    background-color: #f8fafc;
}

.level-1 {
    background-color: #f5f3ff;
}

.level-2 {
    background-color: #ede9fe;
}

.level-3 {
    background-color: #ddd6fe;
}

.level-4 {
    background-color: #c4b5fd;
}

.level-5 {
    background-color: var(--accent-primary);
}

/* ダークモード等にも合わせやすいSuccessカラーの別パターン（必要なら） */
/* .level-1 { background-color: #d1fae5; }
.level-2 { background-color: #6ee7b7; }
.level-3 { background-color: #10b981; }
.level-4 { background-color: #047857; } */

.sidebar-footer {
    margin-top: auto;
    padding-top: 20px;
    border-top: 1px solid var(--border-color-light);
}

.legend {
    display: flex;
    gap: 12px;
}

.legend-item {
    font-size: 0.7rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
}

.stamp-dot {
    width: 6px;
    height: 6px;
    background: #10b981;
    border-radius: 50%;
}

.completion-header {
    position: relative;
    margin-bottom: 30px;
}

.gcal-complete-import-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 9px;
    border: 1px solid rgba(99, 102, 241, 0.35);
    border-radius: 20px;
    background: rgba(99, 102, 241, 0.08);
    color: #818cf8;
    font-size: 0.7rem;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.15s, border-color 0.15s;
    flex-shrink: 0;
}

.gcal-complete-import-btn:hover {
    background: rgba(99, 102, 241, 0.18);
    border-color: rgba(99, 102, 241, 0.5);
}

.gcal-complete-import-btn.hidden {
    display: none;
}

/* 画像保存ボタン等削除 */

/* 今日の感想セクション - プレミアムリニューアル */
.reflection-display {
    background: #ffffff;
    padding: 32px 40px;
    border-radius: 24px;
    border: 1px solid rgba(0, 0, 0, 0.04);
    box-shadow:
        0 4px 6px -1px rgba(0, 0, 0, 0.02),
        0 10px 15px -3px rgba(0, 0, 0, 0.03);
    position: relative;
    margin-bottom: 30px;
    /* 微細なドット方眼と左のアセントライン */
    background-image:
        linear-gradient(90deg, var(--accent-primary) 0px, var(--accent-primary) 4px, transparent 4px),
        radial-gradient(#e2e8f0 0.8px, transparent 0.8px);
    background-size: 100% 100%, 24px 24px;
    background-repeat: no-repeat, repeat;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.reflection-display::before {
    content: 'REFLECTION';
    position: absolute;
    top: -12px;
    left: 24px;
    background: #f8fafc;
    padding: 0 12px;
    font-size: 0.65rem;
    font-weight: 800;
    color: var(--accent-primary);
    letter-spacing: 0.15em;
    border-radius: 4px;
}

.reflection-display:hover {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.05);
    background-color: #fdfdfd;
}

.reflection-header-decorated {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.reflection-icon {
    font-size: 1.5rem;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.reflection-text {
    font-size: 1.15rem;
    line-height: 1.9;
    color: #334155;
    white-space: pre-wrap;
    margin-bottom: 24px;
    font-family: 'Outfit', 'Noto Sans JP', sans-serif;
    font-weight: 500;
    letter-spacing: 0.01em;
}

.reflection-footer {
    display: flex;
    justify-content: flex-end;
    border-top: 1px dashed var(--border-color);
    padding-top: 16px;
}

.edit-btn-text {
    background: #f1f5f9;
    border: none;
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 700;
    cursor: pointer;
    padding: 6px 14px;
    border-radius: 100px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.edit-btn-text::before {
    content: '✎';
    font-size: 0.9rem;
}

.edit-btn-text:hover {
    background: var(--accent-light);
    color: var(--accent-primary);
    transform: translateY(-1px);
}

.reflection-meta {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

.reflection-form {
    background: #f8fafc;
    padding: 24px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    max-width: 650px;
    margin: 0 auto;
}

.reflection-input {
    width: 100%;
    min-height: 160px;
    padding: 20px;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    font-size: 1rem;
    font-family: inherit;
    line-height: 1.6;
    resize: vertical;
    margin-bottom: 16px;
    transition: all 0.2s ease;
    box-shadow: inset 0 2px 4px 0 rgba(0, 0, 0, 0.02);
}

.reflection-input::placeholder {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.reflection-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1), inset 0 2px 4px 0 rgba(0, 0, 0, 0.02);
}

.reflection-actions {
    display: flex;
    justify-content: center;
}

.save-reflection-btn {
    padding: 12px 28px;
    background: var(--accent-gradient);
    color: white;
    border: none;
    border-radius: 10px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.2s ease;
}

.save-reflection-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.is-exporting .reflection-display {
    border: 1px solid #e2e8f0;
    box-shadow: none;
    background-color: white;
    padding: 40px;
}

.is-exporting .edit-btn-text,
.is-exporting .reflection-form {
    display: none !important;
}

/* ユーザーセクション */
.user-section {
    margin: 24px 0;
    padding: 16px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.user-info {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* ユーザーアバターエリア */
.user-info-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

/* GCal連携ステータス */
.gcal-status-row {
    margin-bottom: 4px;
}

.gcal-connect-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    width: 100%;
    padding: 6px 10px;
    border-radius: 8px;
    border: 1.5px dashed rgba(100, 116, 139, 0.4);
    background: transparent;
    color: #94a3b8;
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.gcal-connect-btn:hover {
    background: rgba(99, 102, 241, 0.08);
    border-color: #818cf8;
    color: #6366f1;
}

.gcal-connect-btn.gcal-connected {
    border: 1.5px solid rgba(34, 197, 94, 0.5);
    background: rgba(34, 197, 94, 0.08);
    color: #22c55e;
    border-style: solid;
}

.gcal-connect-btn.gcal-connected:hover {
    background: rgba(239, 68, 68, 0.08);
    border-color: rgba(239, 68, 68, 0.5);
    color: #ef4444;
}

/* リロード後（設定済み・トークン再取得待ち） */
.gcal-connect-btn.gcal-granted {
    border: 1.5px solid rgba(99, 102, 241, 0.4);
    background: rgba(99, 102, 241, 0.06);
    color: #818cf8;
    border-style: solid;
}

.gcal-connect-btn.gcal-granted:hover {
    background: rgba(99, 102, 241, 0.15);
    border-color: rgba(99, 102, 241, 0.7);
    color: #6366f1;
}

.user-avatar-wrap {
    position: relative;
    flex-shrink: 0;
}

.user-avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: white;
    font-size: 0.85rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: default;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.4);
    user-select: none;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.user-avatar:hover {
    transform: scale(1.08);
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.5);
}

.user-avatar-tooltip {
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: rgba(15, 23, 42, 0.9);
    color: #e2e8f0;
    font-size: 0.72rem;
    padding: 5px 10px;
    border-radius: 6px;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.2s ease;
    z-index: 100;
}

.user-avatar-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: rgba(15, 23, 42, 0.9);
}

.user-avatar-wrap:hover .user-avatar-tooltip {
    opacity: 1;
}

.logout-btn,
.login-trigger-btn {
    width: 100%;
    padding: 8px;
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.logout-btn {
    background: white;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
}

.logout-btn:hover {
    background: #fee2e2;
    color: #ef4444;
    border-color: #fca5a5;
}

/* V102: 削除ボタンの確認状態 */
.logout-btn.confirm-active {
    background: #fee2e2 !important;
    color: #ef4444 !important;
    border-color: #ef4444 !important;
    font-weight: 800 !important;
    animation: pulse 0.5s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }
}

.login-trigger-btn {
    background: var(--accent-gradient);
    color: white;
    border: none;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.login-trigger-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

/* 同期ヒント（ログイン中に表示） */
.sync-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 8px;
    line-height: 1.4;
}

/* スタンドアロン時「ブラウザのタブで開いて」通知 */
.standalone-sync-notice {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 99999;
    background: var(--warning);
    color: #1a1a2e;
    padding: 10px 44px 10px 12px;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.standalone-sync-notice button {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 4px 8px;
    line-height: 1;
}

/* モーダル共通 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.modal-content {
    background: white;
    border-radius: 24px;
    padding: 40px;
    width: 100%;
    max-width: 400px;
    position: relative;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.memo-modal-content {
    max-width: 450px;
    padding: 30px 25px;
    max-height: 85vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

#task-memo-input {
    max-height: 40vh;
    overflow-y: auto;
}

/* V153: メモモーダル内URLリンクボタン */
.memo-url-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.memo-url-btn {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    padding: 6px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    color: var(--accent-primary);
    font-size: 0.8rem;
    text-decoration: none;
    transition: all 0.15s ease;
    cursor: pointer;
    white-space: nowrap;
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.memo-url-btn:hover {
    background: var(--accent-primary);
    color: #fff;
    border-color: var(--accent-primary);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.25);
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-muted);
}

/* 認証モーダル特有 */
.auth-tabs {
    display: flex;
    gap: 12px;
    margin-bottom: 32px;
    background: #f1f5f9;
    padding: 6px;
    border-radius: 12px;
}

.auth-tab {
    flex: 1;
    padding: 10px;
    border: none;
    background: none;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-muted);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.auth-tab.active {
    background: white;
    color: var(--accent-primary);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    font-size: 1rem;
}

.auth-submit-btn {
    width: 100%;
    padding: 14px;
    background: var(--accent-gradient);
    color: white;
    border: none;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    margin-top: 12px;
}

.auth-error {
    color: #ef4444;
    font-size: 0.85rem;
    background: #fee2e2;
    padding: 10px;
    border-radius: 8px;
    margin-bottom: 16px;
}

/* Googleログイン区切り線 */
.auth-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 20px 0 16px;
    color: var(--text-muted);
    font-size: 0.8rem;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-color);
}


/* Googleログインボタン */
.google-login-btn {
    width: 100%;
    padding: 12px;
    background: white;
    color: #3c4043;
    border: 1px solid #dadce0;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.2s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.google-login-btn:hover {
    background: #f8f9fa;
    border-color: #4285f4;
    box-shadow: 0 4px 12px rgba(66, 133, 244, 0.15);
    transform: translateY(-1px);
}

.google-login-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.auth-note {
    margin-top: 24px;
    font-size: 0.7rem;
    color: var(--text-muted);
    text-align: center;
}

/* 書き出し時のみ不要な要素を隠す */
.is-exporting .input-section,
.is-exporting .pending-section,
.is-exporting .export-image-btn,
.is-exporting .header-actions,
.is-exporting .sidebar,
.is-exporting .date-navigation .nav-btn {
    display: none !important;
}

.is-exporting .content-area {
    padding: 60px;
    background: #f8fafc;
    width: 100%;
}

.is-exporting .main-layout {
    height: auto;
    display: block;
}

/* ========================================
   レスポンシブ対応
   ======================================== */
@media (max-width: 900px) {
    .main-layout {
        flex-direction: column;
        display: flex;
        padding-top: 16px;
        /* ロゴ上の余白：16px */
        height: auto;
        min-height: 100vh;
        overflow: visible;
    }

    /* サイドバー自体をレイアウトから除外し、子要素を直接並べる */
    .sidebar {
        display: contents;
    }

    .sidebar-header {
        order: 1;
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        margin-top: 0;
        margin-bottom: 4px;
        /* 8px -> 4px */
        padding: 0 24px;
    }

    /* Content Area (Active/Pending Tasks, Completed Tasks, Summary Chart) */
    .content-area {
        order: 2;
    }

    /* Heatmap (Sidebar) */
    .heatmap-section-sidebar {
        order: 3;
        margin: 0 24px 24px;
        /* 横幅を絞り、余白を作る */
    }

    /* Cumulative Stats (Sidebar) - now under sidebar-stats */
    .sidebar-stats {
        order: 4;
        margin: 0 24px 24px;
        /* 横幅を絞り、余白を作る */
    }

    /* Projects (Sidebar) */
    .projects-section-sidebar {
        order: 5;
        margin: 0 24px 24px;
        /* 横幅を絞り、余白を作る */
        padding: 16px;
    }

    /* Calendar (Sidebar) */
    .calendar-container {
        order: 6;
        margin: 0 24px 24px;
        /* 横幅を絞り、余白を作る */
    }

    /* User/Login (Sidebar) */
    .user-section {
        order: 7;
        margin: 0 24px 24px;
        /* 横幅を絞り、余白を作る */
    }

    .sidebar-footer {
        order: 8;
        margin: 0 8px 32px;
        border-top: none;
    }

    .logo {
        font-size: 1.6rem;
        margin-top: 0;
        margin-bottom: 0;
        /* 2px -> 0 */
        letter-spacing: -0.01em;
    }

    /* お疲れ様ポップアップのモバイル調整 */
    .celebration-content {
        padding: 30px 20px;
        border-radius: 24px;
    }

    .celebration-emoji {
        font-size: 3.5rem;
        margin-bottom: 15px;
    }

    .celebration-text {
        font-size: 1.25rem;
        font-weight: 700;
        white-space: nowrap;
        /* 改行を防ぐ */
    }

    .celebration-subtext {
        font-size: 0.85rem;
        line-height: 1.5;
    }

    .tagline {
        font-size: 0.8rem;
        margin-bottom: 16px;
        /* キャッチコピー下の余白：16px (統一) */
        letter-spacing: 0.01em;
    }

    .task-form {
        gap: 10px;
        /* 16px -> 10px に凝縮 */
    }

    .header {
        margin-bottom: 16px;
        /* 4px -> 16px に拡大し、ヘッダーにゆとりを持たせる */
    }

    /* 実行中カードのデザイン (V56: PC版と完全に統一) */
    .active-task-card {
        padding: 16px;
        margin: 0 0 8px 0;
        /* スマホ版: マージンを抑えてコンパクトさを維持 */
        background: #ffffff;
        border: 2px solid var(--accent-primary);
        border-radius: var(--border-radius);
        box-shadow: var(--shadow-premium);
        color: var(--text-primary);
        animation: subtle-pulse 3s ease-in-out infinite;
    }

    @keyframes subtle-pulse {

        0%,
        100% {
            box-shadow: 0 4px 20px rgba(99, 102, 241, 0.2);
        }

        50% {
            box-shadow: 0 4px 28px rgba(99, 102, 241, 0.3);
        }
    }

    .active-task-name {
        color: #2D336B;
        /* プレミアム・インディゴ */
        margin-bottom: 8px;
        font-size: 1rem;
        font-weight: 700;
        text-shadow: none;
    }

    .task-name-row {
        gap: 8px;
    }

    .active-task-description {
        color: var(--text-secondary);
        font-size: 0.75rem;
    }

    .stopwatch {
        background: rgba(99, 102, 241, 0.03);
        border: 1px solid rgba(99, 102, 241, 0.1);
        padding: 12px;
        margin-bottom: 12px;
        border-radius: var(--border-radius-sm);
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 12px;
    }

    .stopwatch-icon {
        animation: cute-bounce 2s ease-in-out infinite;
        display: inline-block;
    }

    @keyframes cute-bounce {

        0%,
        100% {
            transform: translateY(0);
        }

        50% {
            transform: translateY(-2px);
        }
    }

    .stopwatch-time {
        font-size: 2.2rem;
        font-weight: 700;
        font-variant-numeric: tabular-nums;
        background: var(--accent-gradient);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
        letter-spacing: -0.02em;
        text-shadow: none;
    }

    .stop-btn {
        background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
        /* 琥珀色 */
        color: #92400e;
        /* 濃い茶色 */
        border: 2px solid #fcd34d;
        padding: 12px;
        transition: all 0.2s;
        font-weight: 700;
        border-radius: var(--border-radius-sm);
        box-shadow: 0 4px 12px rgba(146, 64, 14, 0.1);
    }

    .stop-btn:active {
        background: #fef3c7;
        transform: translateY(1px);
    }

    /* 記録済みタスクのスタイルはグローバル設定（グリーン基調）を優先するため、スマホ版のオーバラライドを削除 */

    .container {
        padding: 8px 20px;
        /* 12px 24px -> 8px 20px */
        /* サイドバー項目と垂直線を揃える */
    }

    .date-navigation {
        padding: 0;
        margin-bottom: 8px;
        /* 12px -> 8px */
        gap: 8px;
        /* 12px -> 8px */
    }

    .date-display {
        padding: 8px 16px;
        /* 22pxから縮小し、テキストの収まりを改善 */
        min-width: 140px;
        /* 160pxから縮小 */
        gap: 6px;
        /* 8pxからわずかに詰め */
    }

    .date-text {
        font-size: 1.05rem;
        /* 1.15remからさらに縮小し、はみ出しを確実に防止 */
        font-weight: 600;
        letter-spacing: -0.01em;
    }

    .date-icon {
        font-size: 1.4rem;
    }

    .nav-btn {
        width: 34px;
        height: 34px;
        font-size: 0.9rem;
        aspect-ratio: 1 / 1;
        border-radius: 50%;
    }

    /* タスク項目のレイアウト最適化 */
    .task-item {
        padding: 10px 8px 10px 44px;
        /* 左右を詰める 12px -> 8px, 48px -> 44px */
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 4px;
        /* 6px -> 4px */
    }

    .task-drag-handle {
        font-size: 0.9rem;
        width: 20px;
    }

    .task-actions {
        display: flex;
        align-items: center;
        gap: 6px;
        /* 10px -> 6px */
        margin-left: 2px;
        /* 4px -> 2px */
        justify-self: end;
        flex-shrink: 0;
    }

    .carried-over-status {
        font-size: 0.7rem;
        padding: 2px 8px;
        background: #f1f5f9;
        color: #64748b;
        border-radius: 6px;
        white-space: nowrap;
        border: 1px solid #e2e8f0;
    }

    .task-mini-edit-btn {
        display: none !important;
        /* スマホ版ではメニュー内に移動するため非表示 */
    }

    .play-btn {
        width: 40px;
        /* 一回り大きく */
        height: 40px;
        font-size: 1.2rem;
        padding: 0 !important;
        padding-left: 2px !important;
        padding-top: 1px !important;
        margin: 0 !important;
        display: flex;
        align-items: center;
        justify-content: center;
        background: var(--accent-gradient);
        color: white;
        border: none;
        border-radius: 50%;
    }

    .task-setting-wrapper {
        position: relative;
        /* メニューの配置基準を確保（display: contentsは削除） */
    }

    /* トースト通知のモバイル調整 */
    .toast {
        font-size: 0.7rem;
        text-align: center;
        line-height: 1.4;
        max-width: 85vw;
        padding: 10px 20px;
    }

    .recurring-badge {
        margin-left: 4px;
        opacity: 0.6;
    }

    .settings-btn,
    .task-mini-edit-btn,
    .task-resurrect-btn {
        width: 32px;
        height: 32px;
        padding: 0 !important;
        margin: 0 !important;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.8rem;
        flex-shrink: 0;
    }

    .task-drag-handle {
        position: static;
        transform: none;
        height: 24px;
        /* タスク名の高さに合わせる */
        justify-content: flex-start;
        margin-right: 4px;
    }

    /* 統合サマリーカードのパディング調整 */
    .summary-card {
        padding: 16px 12px;
    }

    /* 感想入力欄の調整 */
    .reflection-input {
        padding: 12px;
        min-height: 120px;
    }

    /* 今日の一言（問い・メタファー）のサイズ調整 */
    .summary-metaphor {
        font-size: 0.65rem;
        /* 0.72rem -> 0.65rem */
        padding: 0 16px;
        margin-bottom: 8px;
    }

    .input-section {
        margin-bottom: 12px;
        /* 16px -> 12px */
    }

    .add-btn {
        height: 48px;
        /* 52px -> 48px */
        font-size: 1rem;
    }
}

/* タスク名編集時の入力欄 */
.edit-input {
    width: 100%;
    padding: 6px 12px;
    font-family: inherit;
    font-size: inherit;
    color: var(--text-primary);
    background: white;
    border: 2px solid var(--accent-primary);
    border-radius: 8px;
    outline: none;
    box-shadow: 0 4px 12px rgba(128, 132, 214, 0.15);
    margin: -4px 0;
}

/* 成長スタッツ（サイドバー統合） */
.stats-container {
    padding: 16px;
    background: var(--accent-light);
    border-radius: var(--border-radius);
    display: flex;
    flex-direction: column;
    gap: 12px;
    border: 1px solid rgba(99, 102, 241, 0.1);
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    margin-bottom: 20px;
    width: 100%;
}

.stat-card {
    background: white;
    padding: 16px 20px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    /* 中央揃えを内部でも適用 */
    gap: 16px;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(128, 132, 214, 0.1);
    width: 100%;
    max-width: 240px;
    margin: 0 auto;
}

.stat-icon {
    font-size: 1.8rem;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 2px;
}

.stat-value-sm {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--text-primary);
}

.stats-mini-row {
    display: flex;
    justify-content: space-around;
    padding: 4px 0;
    border-top: 1px dashed rgba(99, 102, 241, 0.2);
}

.mini-stat {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.mini-stat span {
    color: var(--accent-primary);
    font-weight: 800;
}

/* サイドバー復帰版ヒートマップ */
.heatmap-section-sidebar {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding-bottom: 24px;
}

.sidebar-subtitle {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.heatmap-grid.compact {
    transform: scale(0.95);
    transform-origin: top center;
}

/* ========================================
   Refined Project Section (Sidebar)
   ======================================== */
.projects-section-sidebar {
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 32px;
}

.sidebar-subtitle-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 10px;
}

.add-mini-btn {
    width: 22px;
    height: 22px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background: white;
    color: var(--text-muted);
    font-size: 1rem;
    font-weight: 400;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.add-mini-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background: var(--accent-light);
}

.project-list-sidebar {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.project-card-side {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    border-radius: 8px;
    background: #f0f9ff;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.project-card-side:hover {
    background: #e0f2fe;
    transform: translateX(2px);
}

.project-card-side.dragging {
    opacity: 0.4;
}

/* ドラッグハンドル */
.project-drag-handle {
    font-size: 0.7rem;
    color: var(--text-muted);
    opacity: 0.3;
    cursor: grab;
    letter-spacing: -2px;
    flex-shrink: 0;
    user-select: none;
    transition: opacity 0.2s ease;
}

.project-card-side:hover .project-drag-handle {
    opacity: 0.7;
}

.project-sort-btn {
    background: rgba(100, 116, 139, 0.12);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.6rem;
    line-height: 1;
    padding: 2px 5px;
    color: #475569;
    transition: background 0.15s ease;
}

.project-sort-btn:hover:not(:disabled) {
    background: rgba(99, 102, 241, 0.2);
    color: #4f46e5;
}

.project-sort-btn:disabled {
    opacity: 0.25;
    cursor: not-allowed;
}

.project-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.project-side-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex: 1;
    gap: 12px;
}

.project-side-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: #1e293b;
    flex: 1;
}

.project-deadline {
    font-size: 0.8rem;
    color: #64748b;
    font-weight: 500;
    white-space: nowrap;
}

.project-deadline.deadline-warning {
    color: #ef4444;
    font-weight: 600;
}

/* ========================================
   Refined Task Input & Select
   ======================================== */
.project-select {
    background: white;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%239ca3af'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 20px center;
    background-size: 18px;
    padding-right: 48px !important;
}

.project-select:focus {
    border-color: var(--accent-primary) !important;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1) !important;
}

.edit-project-select {
    padding: 8px 12px;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    font-family: var(--font-family);
    font-size: 16px;
    /* モバイルでの視認性確保 */
    color: var(--text-primary);
    outline: none;
    cursor: pointer;
    width: 100%;
    margin-bottom: 4px;
}

.project-select:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

/* ========================================
   Refined Task Item Layout (Flex System)
   ======================================== */
.task-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    /* 枠に対して上下中央揃え */
    padding: 12px 24px 12px 54px;
    /* 左側の54pxはハンドルの絶対配置用余白（さらにゆとりを追加） */
    gap: 0;
    position: relative;
    background: white;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color-light);
    margin-bottom: 0;
    /* マイルストーン重複防止 & gapに一本化 */
    transition: all 0.2s ease;
}

.task-info-stack {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    min-height: auto;
    width: 100%;
    gap: 2px;
    text-align: left;
}

.project-tag-container {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
}

.project-tag {
    background: var(--tag-color, #64748b);
    color: white;
    font-size: 0.6rem;
    font-weight: 850;
    padding: 2px 6px;
    border-radius: 4px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    white-space: nowrap;
    opacity: 0.85;
    display: inline-flex;
    align-items: center;
    gap: 0;
    margin-left: -2px;
}

.project-tag .tag-countdown {
    font-size: 0.65rem;
    font-weight: 600;
    opacity: 0.9;
    padding-left: 6px;
    margin-left: 2px;
    border-left: 1px solid rgba(255, 255, 255, 0.35);
    letter-spacing: 0;
    text-transform: none;
}

.project-tag.tag-urgent {
    background: #f59e0b !important;
    animation: tag-pulse 2s ease-in-out infinite;
}

.project-tag.tag-today {
    background: #ef4444 !important;
    animation: tag-pulse 1.5s ease-in-out infinite;
}

.project-tag.tag-overdue {
    background: #94a3b8 !important;
    opacity: 0.6;
    text-decoration: line-through;
}

@keyframes tag-pulse {

    0%,
    100% {
        filter: brightness(1);
    }

    50% {
        filter: brightness(1.15);
    }
}

.task-name-row {
    width: 100%;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0;
    /* マージンを排除してstackのgapに任せる */
}

.task-name {
    text-align: left;
    width: auto;
    max-width: 100%;
    font-size: 0.875rem;
    font-weight: 500;
    /* 500に設定し、よりエレガントな印象へ */
    color: #334155;
    /* プレミアムなスレートグレー */
    cursor: text;
    padding: 3px 0;
    /* 垂直方向の余裕を微調整 */
    border-radius: 4px;
    transition: background 0.2s;
    letter-spacing: 0.015em;
}

.task-name:hover {
    background: rgba(99, 102, 241, 0.1);
}

/* ========================================
   Carried Over Status (Archive)
   ======================================== */
.task-item.task-carried-over {
    filter: grayscale(1);
    opacity: 0.5;
    pointer-events: none;
    border-style: dashed !important;
    background: var(--bg-body) !important;
}

.carried-over-status {
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--text-muted);
    background: rgba(0, 0, 0, 0.04);
    padding: 4px 10px;
    border-radius: 20px;
    white-space: nowrap;
    border: 1px solid var(--border-color);
}

.task-badges-row {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 2px;
}

.modal-footer-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
}

.modal-footer-actions button {
    flex: 1;
    margin: 0 !important;
}

/* ダッシュボードボタン等削除 */
/* ========================================
   Color Palette
   ======================================== */
.color-palette {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 12px;
    margin-bottom: 20px;
}

.color-option {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    cursor: pointer;
    border: 3px solid white;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all var(--transition-normal);
}

.color-option:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.color-option.selected {
    transform: scale(1.1);
    box-shadow: 0 0 0 2px var(--accent-primary);
}

.sidebar-footer {
    margin-top: auto;
    padding-top: 24px;
    border-top: 1px solid var(--border-color-light);
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
    text-align: center;
    opacity: 0.8;
}

/* ダッシュボードボタン等削除 */

/* ========================================
   成長グラフ (Cumulative Chart)
   ======================================== */
.chart-container {
    width: 100%;
    height: 200px;
    margin-top: 24px;
    background: var(--bg-primary);
    border-radius: var(--border-radius-sm);
    padding: 16px;
    position: relative;
    overflow: hidden;
}

.chart-container.mini-chart {
    height: 120px;
    margin-top: 16px;
    background: transparent;
    padding: 8px 0;
}

.chart-svg {
    width: 100%;
    height: 100%;
    overflow: visible;
}

.chart-line {
    fill: none;
    stroke: var(--accent-primary);
    stroke-width: 3px;
    stroke-linecap: round;
    stroke-linejoin: round;
    filter: drop-shadow(0 4px 6px rgba(128, 132, 214, 0.4));
}

.chart-area {
    fill: url(#chartGradient);
    opacity: 0.6;
}

.chart-grid {
    stroke: var(--border-color);
    stroke-width: 1px;
    stroke-dasharray: 4 4;
}

.chart-axis {
    fill: var(--text-muted);
    font-size: 10px;
    font-family: var(--font-family);
}

.chart-dot {
    fill: white;
    stroke: var(--accent-primary);
    stroke-width: 2px;
    r: 4;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.chart-dot:hover {
    r: 6;
    stroke-width: 3px;
}

.chart-dot.latest {
    fill: var(--accent-primary);
    stroke: white;
    stroke-width: 2px;
    r: 5;
}

/* ポップアップ用のアニメーション */
.celebration-overlay.show .chart-dot.latest {
    animation: popUp 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55) 0.3s both;
}

@keyframes popUp {
    0% {
        r: 0;
        opacity: 0;
    }

    100% {
        r: 6;
        opacity: 1;
    }
}

/* モバイル対応：隠し日付ピッカー */
.hidden-date-picker {
    position: absolute;
    bottom: 50%;
    left: 50%;
    width: 200px;
    /* タップ面積を一時的に確保するために広げる */
    height: 40px;
    transform: translate(-50%, -50%);
    opacity: 0;
    pointer-events: none;
    /* デフォルトは無効。JSで開く瞬間だけ有効化 */
    border: none;
    padding: 0;
    margin: 0;
    z-index: 9999;
    visibility: visible;
}

/* 2ステップ削除用の警告状態 */
.task-menu-item.danger.confirm-active {
    background: #fee2e2 !important;
    color: #ef4444 !important;
    font-weight: 800 !important;
}

.task-menu-item.danger.confirm-active .icon {
    animation: shake 0.3s ease-in-out infinite;
}

/* V124: 繰り返しタスク削除の2択UI */
.recurring-delete-choices {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 4px 0;
    animation: allCompleteFadeIn 0.2s ease-out;
}

.recurring-delete-choices .delete-choice-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 10px 14px;
    border: none;
    border-radius: var(--border-radius-xs);
    font-size: 0.82rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: left;
    font-family: var(--font-family);
}

.recurring-delete-choices .delete-choice-btn.choice-single {
    background: var(--bg-card-hover);
    color: var(--text-secondary);
}

.recurring-delete-choices .delete-choice-btn.choice-single:hover {
    background: #f1f5f9;
}

.recurring-delete-choices .delete-choice-btn.choice-all {
    background: var(--danger-light);
    color: var(--danger);
}

.recurring-delete-choices .delete-choice-btn.choice-all:hover {
    background: #fecaca;
}

.recurring-delete-choices .delete-choice-label {
    font-size: 0.72rem;
    color: var(--text-muted);
    padding: 2px 14px 4px;
    font-weight: 500;
}

@keyframes shake {

    0%,
    100% {
        transform: rotate(0);
    }

    25% {
        transform: rotate(-10deg);
    }

    75% {
        transform: rotate(10deg);
    }
}

/* ========================================
   統合レポートカード
   ======================================== */
.summary-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 16px 20px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    margin: 0 auto 24px auto;
    max-width: 650px;
    width: 100%;
    transition: all 0.5s ease;
    position: relative;
    overflow: hidden;
}

/* ====== 全タスク完了演出 ====== */
.summary-card.all-complete {
    background: rgba(255, 200, 0, 0.08);
    border-color: rgba(255, 200, 0, 0.45);
    box-shadow: 0 0 24px rgba(255, 193, 7, 0.2), 0 4px 16px rgba(255, 200, 0, 0.12);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    position: relative;
    overflow: visible;
}

/* 左上スター */
.summary-card.all-complete::before {
    content: '✦';
    position: absolute;
    top: -6px;
    left: 6px;
    font-size: 18px;
    color: #D4A017;
    opacity: 0.7;
    animation: starTwinkle 2.2s ease-in-out infinite alternate;
    pointer-events: none;
    line-height: 1;
}

/* 右上スター */
.summary-card.all-complete::after {
    content: '✦';
    position: absolute;
    top: -6px;
    right: 6px;
    font-size: 18px;
    color: #D4A017;
    opacity: 0.7;
    animation: starTwinkle 2.2s ease-in-out 0.8s infinite alternate;
    pointer-events: none;
    line-height: 1;
}

@keyframes starTwinkle {
    from {
        opacity: 0.35;
        transform: scale(0.85);
        filter: drop-shadow(0 0 2px rgba(212, 160, 23, 0));
    }

    to {
        opacity: 0.85;
        transform: scale(1.1);
        filter: drop-shadow(0 0 6px rgba(212, 160, 23, 0.7));
    }
}

#all-complete-badge {
    display: inline-block;
    margin-top: 8px;
    padding: 6px 20px;
    background: linear-gradient(135deg, #f59e0b, #f97316);
    color: white;
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.15em;
    border-radius: 20px;
    animation: badgePop 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.35);
}

@keyframes badgePop {
    0% {
        transform: scale(0);
        opacity: 0;
    }

    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* 紙吹雪 */
.confetti-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 10;
    overflow: hidden;
}

.confetti-piece {
    position: absolute;
    top: -10px;
    width: 8px;
    height: 8px;
    border-radius: 2px;
    opacity: 0.9;
    animation: confettiFall linear forwards;
}

@keyframes confettiFall {
    0% {
        transform: translateY(0) rotate(0deg) scale(1);
        opacity: 1;
    }

    100% {
        transform: translateY(250px) rotate(720deg) scale(0.3);
        opacity: 0;
    }
}

.report-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 12px;
}

.report-title {
    font-size: 0.85rem;
    font-weight: 800;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin: 0;
    opacity: 0.8;
    white-space: nowrap;
}

/* V132: サマリー日付ナビ */
.report-header-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.summary-nav-btn {
    background: none;
    border: 1.5px solid rgba(99, 102, 241, 0.2);
    border-radius: 8px;
    color: var(--accent-primary);
    font-size: 0.8rem;
    width: 28px;
    height: 28px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    opacity: 0.6;
}

.summary-nav-btn:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: var(--accent-primary);
    opacity: 1;
}

.report-main-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    width: 100%;
    margin: 12px 0;
}

/* モバイル・デスクトップ問わず2カラムでシンプルにするためメディアクエリによる4カラム化を削除 */

.main-stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 10px 4px;
    background: #ffffff;
    border-radius: 12px;
    border: 1px solid rgba(128, 132, 214, 0.1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
    transition: all 0.2s ease;
}

.main-stat-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(128, 132, 214, 0.08);
}

.main-stat-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    font-weight: 700;
}

.main-stat-value {
    font-size: 1.2rem;
    font-weight: 850;
    font-family: 'Outfit', sans-serif;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
    display: flex;
    align-items: baseline;
    justify-content: center;
    flex-wrap: wrap;
    gap: 2px;
}

.unit-xs,
.unit-sm {
    font-size: 0.65rem;
    font-weight: 700;
    -webkit-text-fill-color: var(--accent-primary);
    color: var(--accent-primary);
    margin-left: 1px;
    opacity: 0.9;
}

.toggle-details-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: #f8fafc;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 4px;
}

.toggle-details-btn:hover {
    background: white;
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.toggle-icon {
    font-size: 0.5rem;
    transition: transform 0.3s ease;
}

.details-area {
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease, margin-top 0.4s ease;
    max-height: 1200px;
    opacity: 1;
    margin-top: 16px;
}

.details-area.collapsed {
    max-height: 0;
    opacity: 0;
    margin-top: 0;
}

.toggle-details-btn.active .toggle-icon {
    transform: rotate(180deg);
}

.details-divider {
    height: 1px;
    background: linear-gradient(to right, transparent, var(--border-color), transparent);
    margin-bottom: 16px;
    opacity: 0.5;
}

.chart-container.integrated {
    height: 150px;
    margin: 8px 0 0 0;
    padding: 0 10px;
}

.summary-metaphor {
    font-size: 0.72rem;
    font-style: normal;
    /* マイルストーンなのでハッキリと */
    color: #64748b;
    /* 少し濃いめのスレートグレー */
    text-align: center;
    margin: 6px 0 14px 0;
    padding: 0 24px;
    line-height: 1.4;
    min-height: 1.4em;
    font-weight: 600;
    /* 重みを出す */
    opacity: 1;
    /* 埋もれないように */
    letter-spacing: 0.01em;
}

.summary-footer-actions {
    display: flex;
    justify-content: center;
    margin: 4px 0 0 0;
}

.report-sub-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.main-stat-item.sub {
    padding: 10px 4px;
    background: #f8fafc;
    border-color: rgba(128, 132, 214, 0.05);
}

.main-stat-item.sub .main-stat-value {
    font-size: 1.1rem;
}

.summary-metrics-sub {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 8px;
}

.summary-footer-row {
    display: flex;
    justify-content: center;
    gap: 12px;
    padding: 16px;
    margin-top: 10px;
    background: linear-gradient(to bottom, rgba(99, 102, 241, 0.02), rgba(99, 102, 241, 0.05));
    border-radius: 16px;
    border: 1px solid rgba(99, 102, 241, 0.05);
}

.summary-footer-row.standalone {
    background: white;
    /* 独立した場合は白背景を基本に */
    margin: 0 auto 24px auto;
    max-width: 650px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.footer-stat {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    flex: 1;
    min-width: 0;
    border: 1px solid rgba(0, 0, 0, 0.03);
}

.footer-icon {
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: #f8fafc;
    border-radius: 10px;
    flex-shrink: 0;
}

.footer-content {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.footer-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 700;
    margin-bottom: 2px;
    white-space: nowrap;
}

.footer-value-wrapper {
    display: flex;
    align-items: baseline;
    gap: 2px;
}

.footer-value {
    font-size: 1.25rem;
    font-weight: 850;
    line-height: 1.2;
    font-family: 'Outfit', sans-serif;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: var(--accent-primary);
}

.footer-unit {
    font-size: 0.75rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.9;
}

/* サイドバースタッツ */
.sidebar-stats {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 16px;
    background: white;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    margin-bottom: 24px;
}

.sidebar-stat-main {
    display: flex;
    flex-direction: column;
    align-items: center;
    border-bottom: 1px solid var(--border-color-light);
    padding-bottom: 12px;
}

.stat-value-large {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--accent-primary);
    line-height: 1;
    font-family: 'Outfit', sans-serif;
}

.sidebar-stat-sub {
    display: flex;
    justify-content: space-around;
}

.stat-item-mini {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
    font-weight: 600;
}

.stat-label-mini {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 600;
}

.stat-value-mini {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--accent-primary);
    font-family: 'Outfit', sans-serif;
}

/* 小さな単位用のスタイル */
.unit-sm {
    font-size: 0.65em;
    font-weight: 700;
    margin-left: 1px;
    display: inline-block;
    vertical-align: baseline;
    -webkit-text-fill-color: initial;
    /* グラデーション文字の干渉を防ぐ */
    color: inherit;
    opacity: 0.85;
}

/* サマリーカード内ヒートマップ */
.summary-heatmap-container {
    margin: 0 4px 24px 4px;
    padding: 16px;
    background: rgba(248, 250, 252, 0.5);
    border-radius: 12px;
    border: 1px solid rgba(0, 0, 0, 0.02);
}

.summary-sub-title {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 12px;
    text-align: center;
}

.heatmap-grid.weekly {
    display: flex;
    flex-direction: column;
    gap: 8px;
    width: 100%;
    max-width: 400px;
    /* 広がりすぎないように制限 */
    margin: 0 auto;
}

.heatmap-row-header {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 6px;
    margin-bottom: 2px;
}

.heatmap-col-label {
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
}

.heatmap-col-label.is-today-label {
    color: var(--accent-primary);
    font-weight: 700;
}

.heatmap-row-body {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 6px;
}

/* ウィークリーモードのセル上書き */
.heatmap-grid.weekly .heatmap-cell {
    width: 100%;
    aspect-ratio: 1;
    height: auto;
    border-radius: 6px;
}

.heatmap-grid.weekly .heatmap-cell:hover {
    transform: scale(1.05);
}

.heatmap-section-sidebar {
    margin-top: 10px;
}

/* ========================================
   昨日やり残しセクション
   ======================================== */

#yesterday-section {
    margin-bottom: 24px;
}

.yesterday-header {
    cursor: pointer;
    user-select: none;
    -webkit-tap-highlight-color: rgba(99, 102, 241, 0.1);
    padding: 14px 20px;
    background: linear-gradient(135deg, rgba(128, 132, 214, 0.04) 0%, rgba(155, 118, 219, 0.06) 100%);
    border: 1px solid rgba(128, 132, 214, 0.12);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-normal);
}

.yesterday-header:hover {
    background: linear-gradient(135deg, rgba(128, 132, 214, 0.07) 0%, rgba(155, 118, 219, 0.09) 100%);
    border-color: rgba(128, 132, 214, 0.2);
    box-shadow: var(--shadow-xs);
}

.yesterday-title {
    display: flex !important;
    align-items: center;
    gap: 10px;
    margin: 0 !important;
    padding: 0 !important;
    border: none !important;
}

.yesterday-title>span:first-child {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--text-secondary);
    letter-spacing: 0.01em;
}

.yesterday-count {
    font-size: 0.68rem;
    font-weight: 800;
    color: var(--accent-primary);
    background: rgba(128, 132, 214, 0.1);
    padding: 2px 10px;
    border-radius: 20px;
    letter-spacing: 0.02em;
}

.yesterday-toggle {
    font-size: 0.55rem;
    color: var(--text-muted);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    margin-left: auto;
    opacity: 0.6;
}

.yesterday-list {
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease, margin-top 0.4s ease;
    max-height: 600px;
    opacity: 1;
    overflow: hidden;
    margin-top: 8px;
}

.yesterday-list.collapsed {
    max-height: 0;
    opacity: 0;
    margin-top: 0;
}

.yesterday-task-item {
    background: var(--bg-card) !important;
    border: 1px solid var(--border-color) !important;
    opacity: 0.75;
    transition: all var(--transition-normal) !important;
}

.yesterday-task-item:hover {
    opacity: 1;
    border-color: rgba(128, 132, 214, 0.3) !important;
    box-shadow: var(--shadow-sm) !important;
    transform: translateY(-1px);
}

.yesterday-add-btn {
    padding: 6px 16px;
    font-size: 0.7rem;
    font-weight: 800;
    color: var(--accent-primary);
    background: white;
    border: 1.5px solid rgba(128, 132, 214, 0.2);
    border-radius: 100px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    align-items: center;
    gap: 4px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
    letter-spacing: 0.04em;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.yesterday-add-btn:hover {
    background: var(--accent-primary);
    color: #ffffff;
    border-color: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(128, 132, 214, 0.3);
}

.yesterday-add-btn:active {
    transform: translateY(0) scale(0.97);
    box-shadow: 0 2px 8px rgba(128, 132, 214, 0.2);
}

/* 過去のタスクを今日に呼び戻す（召還）ボタン */
.task-resurrect-btn {
    padding: 6px 16px;
    font-size: 0.7rem;
    font-weight: 800;
    color: var(--accent-primary);
    background: white;
    border: 1.5px solid rgba(128, 132, 214, 0.2);
    border-radius: 100px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    align-items: center;
    gap: 4px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
    letter-spacing: 0.04em;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.task-resurrect-btn:hover {
    background: var(--accent-primary);
    color: #ffffff;
    border-color: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(128, 132, 214, 0.3);
}

.task-resurrect-btn:active {
    transform: translateY(0) scale(0.97);
    box-shadow: 0 2px 8px rgba(128, 132, 214, 0.2);
}

.completed-list .task-item.task-focused {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 1px solid #38bdf8;
    box-shadow: 0 0 15px rgba(56, 189, 248, 0.2);
}

.focused-badge {
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 12px;
    background: #e0f2fe;
    color: #0369a1;
    border: 1px solid #bae6fd;
    margin-left: 8px;
}

.completed-task-name {
    flex-wrap: wrap;
}

.task-item {
    transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}

.task-drag-handle {
    position: absolute;
    /* 絶対配置を復活 */
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    cursor: grab;
    font-size: 1.15rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    opacity: 0.5;
    transition: all 0.2s ease;
    user-select: none;
}

.task-item:hover .task-drag-handle {
    opacity: 1;
    /* ホバーで鮮明に */
}

.task-drag-handle:active {
    cursor: grabbing;
}

.task-item.dragging {
    opacity: 0.4 !important;
    background: #f8fafc !important;
    border: 2px dashed var(--accent-primary) !important;
    transform: scale(0.98);
}

.task-mini-edit-btn {
    background: white;
    border: 1px solid rgba(128, 132, 214, 0.15);
    color: var(--accent-primary);
    width: 32px;
    height: 32px;
    padding: 0;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 8px;
    position: relative;
    overflow: hidden;
    opacity: 0.8;
}

.task-item:hover .task-mini-edit-btn {
    opacity: 1;
}

.task-mini-edit-btn::before {
    content: '✎';
    font-size: 1rem;
    transition: transform 0.3s ease;
}

.task-mini-edit-btn:hover {
    width: 70px;
    border-radius: 20px;
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
}

.task-mini-edit-btn:hover::before {
    transform: translateX(-18px);
}

.task-mini-edit-btn:hover::after {
    content: '修正';
    position: absolute;
    right: 12px;
    font-size: 0.75rem;
    font-weight: 800;
    opacity: 0;
    animation: fadeIn 0.3s forwards 0.1s;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateX(5px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.task-mini-edit-btn:active {
    transform: scale(0.9);
}

/* --- 再実行ボタン --- */
.task-mini-play-btn {
    background: white;
    border: 1px solid rgba(128, 132, 214, 0.15);
    color: var(--accent-primary);
    width: 32px;
    height: 32px;
    padding: 0;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 8px;
    position: relative;
    overflow: hidden;
    opacity: 0.8;
}

.task-item:hover .task-mini-play-btn {
    opacity: 1;
}

.task-mini-play-btn::before {
    content: '↺';
    font-size: 1.1rem;
    font-weight: bold;
    transition: transform 0.3s ease;
}

.task-mini-play-btn:hover {
    width: 85px;
    border-radius: 20px;
    background: #10b981;
    /* 成功・再開をイメージさせるグリーン */
    color: white;
    border-color: #10b981;
}

.task-mini-play-btn:hover::before {
    transform: translateX(-24px) rotate(-120deg);
}

.task-mini-play-btn:hover::after {
    content: 'もう一度';
    position: absolute;
    right: 12px;
    font-size: 0.7rem;
    font-weight: 800;
    opacity: 0;
    animation: fadeIn 0.3s forwards 0.1s;
}

.task-mini-play-btn:active {
    transform: scale(0.9);
}

/* ドラッグオーバー時のヒント */
.task-item.drag-over {
    border: 2px solid var(--accent-primary) !important;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(128, 132, 214, 0.1);
}

/* --- 曜日指定（ウィークデイ・ピッカー） --- */

/* V124: 繰り返し全解除ボタン */
.recurring-clear-btn {
    margin-left: auto;
    padding: 4px 12px;
    min-height: 28px;
    border: 1px solid var(--danger-light);
    border-radius: 6px;
    background: transparent;
    color: var(--danger);
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: var(--font-family);
    line-height: 1.4;
    white-space: nowrap;
    -webkit-tap-highlight-color: rgba(239, 68, 68, 0.15);
    touch-action: manipulation;
}

.recurring-clear-btn:hover,
.recurring-clear-btn:active {
    background: var(--danger-light);
}

/* V153: 繰り返しアコーディオン */
.repeat-accordion {
    margin: 2px 0;
}

.repeat-accordion-header {
    display: flex !important;
    align-items: center;
    width: 100%;
    cursor: pointer;
}

.repeat-accordion-header .menu-icon {
    font-size: 1rem;
    line-height: 1;
}

.repeat-summary {
    margin-left: auto;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--accent-primary);
    letter-spacing: 1px;
    opacity: 0.9;
}

.repeat-chevron {
    margin-left: 6px;
    font-size: 0.75rem;
    color: var(--text-muted);
    transition: transform 0.2s ease;
    display: inline-block;
}

.repeat-accordion.open .repeat-chevron {
    transform: rotate(90deg);
}

.repeat-accordion.open .repeat-summary {
    display: none;
}

.repeat-accordion-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
}

.repeat-accordion.open .repeat-accordion-body {
    max-height: 100px;
}

/* V155: 毎日 + 全解除を同じ行に配置 */
.repeat-action-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2px 14px 6px;
}

.repeat-everyday-btn {
    font-size: 0.7rem;
    font-weight: 700;
    font-family: var(--font-family);
    color: var(--text-muted);
    background: var(--bg-secondary);
    border: 1.5px solid var(--border-color);
    border-radius: 16px;
    padding: 4px 20px;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    letter-spacing: 0.05em;
}

.repeat-everyday-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background: rgba(128, 132, 214, 0.06);
}

.repeat-everyday-btn.active {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
    box-shadow: 0 2px 8px rgba(128, 132, 214, 0.25);
}

.repeat-everyday-btn.active:hover {
    background: var(--accent-hover);
    box-shadow: 0 3px 12px rgba(128, 132, 214, 0.35);
}

.repeat-everyday-btn:active {
    transform: scale(0.95);
}

/* repeat-clear-row is replaced by repeat-action-row */
.repeat-clear-row {
    display: flex;
    justify-content: flex-end;
    padding: 0 14px 6px;
}

.weekday-picker {
    display: flex;
    justify-content: space-between;
    gap: 4px;
    padding: 6px 14px 10px;
    background: transparent;
}

.weekday-chip {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    line-height: 1;
    font-size: 0.65rem;
    font-weight: 700;
    border-radius: 50%;
    /* 正円に */
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-muted);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    user-select: none;
    padding: 0;
    /* 余計なパディングを排除 */
}

.weekday-chip:hover {
    background: var(--accent-light);
    color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.weekday-chip.active {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
    box-shadow: 0 2px 4px rgba(128, 132, 214, 0.2);
}

.weekday-chip.is-today {
    box-shadow: 0 0 0 2px rgba(128, 132, 214, 0.1);
    border-color: var(--accent-primary);
}

.repeat-label {
    display: none;
}

/* ========================================
   トースト通知（Lightweight Notifications）
   ======================================== */
.toast-container {
    position: fixed;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    pointer-events: none;
    z-index: 10000;
}

.toast {
    background: rgba(30, 41, 59, 0.9);
    backdrop-filter: blur(8px);
    color: white;
    padding: 12px 24px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 500;
    line-height: 1.4;
    text-align: center;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    gap: 8px;
    pointer-events: auto;
    animation: toast-fade-in-up 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.toast.removing {
    opacity: 0;
    transform: translateY(10px) scale(0.95);
}

@keyframes toast-fade-in-up {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.9);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* 
   V76 Fix: Enable clicking the "+" button even in carried-over tasks 
   (which have pointer-events: none on the parent) 
*/
.task-item.task-carried-over .task-resurrect-btn {
    pointer-events: auto;
    cursor: pointer;
    opacity: 1;
    /* Make it look active */
}


/* V91: Disabled Drag Handle */
.task-drag-handle.disabled {
    opacity: 0.3;
    cursor: not-allowed;
    pointer-events: none;
    filter: grayscale(1);
}

/* V110: Sync Status Indicator */
.sync-status {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: rgba(15, 23, 42, 0.8);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    pointer-events: none;
    z-index: 9999;
    opacity: 0;
    transition: opacity 0.3s ease, transform 0.3s ease;
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    gap: 6px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.sync-status.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.sync-status.saving {
    background: rgba(59, 130, 246, 0.9);
    /* Blue */
}

.sync-status.saved {
    background: rgba(34, 197, 94, 0.9);
    /* Green */
}

.sync-status.error {
    background: rgba(239, 68, 68, 0.9);
    /* Red */
}

/* ========================================
   V136: 昨日の振り返りカード
   ======================================== */

/* V136: サマリー日付ナビゲーション */
.summary-nav-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.summary-nav-btn {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 1px solid rgba(128, 132, 214, 0.15);
    background: white;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
    padding: 0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.summary-nav-btn:hover {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
    transform: scale(1.08);
    box-shadow: 0 4px 12px rgba(128, 132, 214, 0.25);
}

.summary-nav-btn:hover svg {
    stroke: white;
}

.summary-nav-btn:active {
    transform: scale(0.95);
    box-shadow: 0 1px 4px rgba(128, 132, 214, 0.15);
}

.summary-nav-btn svg {
    stroke: var(--text-muted);
    transition: stroke 0.25s ease;
}

.yesterday-review-card {
    background: linear-gradient(135deg, rgba(128, 132, 214, 0.06) 0%, rgba(168, 130, 224, 0.08) 100%);
    border: 1px solid rgba(128, 132, 214, 0.15);
    border-radius: var(--border-radius);
    padding: 20px 24px;
    margin-bottom: 20px;
    animation: yesterdayCardFadeIn 0.5s ease;
}

.yesterday-review-card.hidden {
    display: none;
}

@keyframes yesterdayCardFadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.yesterday-review-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 14px;
}

.yesterday-review-icon {
    font-size: 1.1rem;
}

.yesterday-review-label {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-secondary);
    letter-spacing: 0.01em;
}

.yesterday-review-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: 12px 16px;
    background: white;
    border-radius: 12px;
    border: 1px solid rgba(0, 0, 0, 0.04);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
    margin-bottom: 12px;
}

.yesterday-review-stat {
    display: flex;
    align-items: baseline;
    gap: 4px;
}

.yesterday-review-stat-value {
    font-size: 1.3rem;
    font-weight: 800;
    font-family: 'Outfit', 'Inter', sans-serif;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: var(--accent-primary);
}

.yesterday-review-stat-unit {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-muted);
}

.yesterday-review-divider {
    width: 1px;
    height: 24px;
    background: rgba(0, 0, 0, 0.08);
}

.yesterday-review-message {
    font-size: 0.78rem;
    color: var(--text-muted);
    text-align: center;
    font-weight: 500;
    line-height: 1.6;
}

/* ========================================
   あとでやるリスト（バックログ）
   ======================================== */
.backlog-section {
    margin-top: 32px;
}

/* ストック: section-title スタイル */
.backlog-section-title {
    margin-bottom: 14px;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.backlog-title-text {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    white-space: nowrap;
}

.stock-icon {
    color: var(--text-muted);
}

.menu-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    flex-shrink: 0;
}

.menu-icon svg {
    vertical-align: middle;
}

.backlog-count {
    font-size: 0.68rem;
    font-weight: 800;
    color: #6366f1;
    background: rgba(99, 102, 241, 0.1);
    padding: 2px 10px;
    border-radius: 20px;
    letter-spacing: 0.02em;
}

.backlog-toggle {
    font-size: 0.55rem;
    color: var(--text-muted);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0.6;
}

.backlog-list {
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease, margin-top 0.4s ease;
    max-height: 5000px;
    opacity: 1;
    overflow: visible;
    margin-top: 8px;
}

.backlog-list.collapsed {
    max-height: 0;
    opacity: 0;
    margin-top: 0;
    overflow: hidden;
}

.backlog-empty {
    padding: 16px 20px;
    font-size: 0.8rem;
    color: var(--text-muted);
    text-align: center;
    font-weight: 500;
    list-style: none;
}

.backlog-today-btn {
    color: #059669 !important;
    border-color: rgba(16, 185, 129, 0.2) !important;
}

.backlog-today-btn:hover {
    background: rgba(16, 185, 129, 0.08) !important;
    border-color: rgba(16, 185, 129, 0.3) !important;
}

.backlog-delete-btn {
    width: 32px !important;
    height: 32px !important;
    min-width: 32px !important;
    padding: 0 !important;
    font-size: 0.85rem !important;
    color: var(--text-muted) !important;
    background: transparent !important;
    border: 1px solid var(--border-color) !important;
    border-radius: 50% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.backlog-delete-btn:hover {
    color: var(--danger) !important;
    border-color: var(--danger) !important;
    background: var(--danger-light) !important;
}

/* ストック内 昨日グループ ハイライト */
.stock-yesterday-group {
    background: linear-gradient(135deg, rgba(128, 132, 214, 0.04) 0%, rgba(155, 118, 219, 0.06) 100%);
    border: 1px solid rgba(128, 132, 214, 0.12);
    border-radius: var(--border-radius-sm);
    padding: 10px;
    margin-bottom: 8px;
}

.stock-yesterday-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 4px 6px 10px;
}

.stock-yesterday-label {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--text-secondary);
    letter-spacing: 0.01em;
}

.stock-yesterday-bulk-btn {
    font-size: 0.72rem;
    font-weight: 700;
    font-family: var(--font-family);
    color: var(--accent-primary);
    background: rgba(128, 132, 214, 0.1);
    border: 1.5px solid rgba(128, 132, 214, 0.2);
    border-radius: 20px;
    padding: 5px 14px;
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
}

.stock-yesterday-bulk-btn:hover {
    background: rgba(128, 132, 214, 0.18);
    border-color: rgba(128, 132, 214, 0.35);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(128, 132, 214, 0.15);
}

.stock-yesterday-bulk-btn:active {
    transform: translateY(0);
}

.stock-yesterday-group .task-item {
    margin-bottom: 6px;
}

.stock-yesterday-group .task-item:last-child {
    margin-bottom: 0;
}

/* ========================================
   今日もやり切った！全画面オーバーレイ
   サンライズゴールド（案③）
======================================== */
#yarikita-overlay {
    position: fixed;
    inset: 0;
    z-index: 99999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(255, 248, 210, 0.72);
    backdrop-filter: blur(24px) saturate(160%);
    -webkit-backdrop-filter: blur(24px) saturate(160%);
    animation: yarikitaFadeIn 0.5s cubic-bezier(0.22, 1, 0.36, 1) both;
    cursor: pointer;
    user-select: none;
    overflow: hidden;
}

@keyframes yarikitaFadeIn {
    from {
        opacity: 0;
        transform: scale(1.04);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

#yarikita-overlay .yarikita-inner {
    text-align: center;
    z-index: 1;
    animation: yarikitaSlideUp 0.7s cubic-bezier(0.22, 1, 0.36, 1) 0.1s both;
}

@keyframes yarikitaSlideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

#yarikita-overlay .yarikita-emoji {
    font-size: 56px;
    display: block;
    margin-bottom: 16px;
    animation: yarikitaPulse 3s ease-in-out infinite;
    filter: drop-shadow(0 2px 12px rgba(200, 160, 0, 0.3));
}

@keyframes yarikitaPulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.06);
    }
}

#yarikita-overlay .yarikita-title {
    font-size: clamp(26px, 6vw, 44px);
    font-weight: 900;
    color: #7A5500;
    letter-spacing: 0.06em;
    line-height: 1.2;
    text-shadow: 0 1px 0 rgba(255, 255, 255, 0.8);
    margin-bottom: 10px;
}

#yarikita-overlay .yarikita-sub {
    font-size: clamp(12px, 3vw, 16px);
    color: #9A7020;
    font-weight: 500;
    opacity: 0.9;
    letter-spacing: 0.04em;
}

#yarikita-overlay .yarikita-tap {
    margin-top: 32px;
    font-size: 11px;
    color: #B89040;
    opacity: 0.55;
    letter-spacing: 0.08em;
}

/* 金の紙吹雪 */
.gold-confetti-canvas {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 100000;
}

/* 既存summaryCard演出（override防止） */
.summary-card.all-complete {
    background: rgba(255, 200, 0, 0.08);
    border-color: rgba(255, 200, 0, 0.45);
    box-shadow: 0 0 24px rgba(255, 193, 7, 0.2), 0 4px 16px rgba(255, 200, 0, 0.12);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

#all-complete-badge {
    display: none;
    /* オーバーレイで代替するので非表示 */
}

/* ========================================
   昨日のやり残しバッジ + 展開パネル
   ======================================== */

/* オレンジ色バッジボタン（「今日のやること」横） */
.yesterday-badge-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px 3px 8px;
    border-radius: 20px;
    border: 1.5px solid rgba(249, 115, 22, 0.3);
    background: rgba(249, 115, 22, 0.08);
    color: #ea580c;
    font-size: 0.68rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.25s ease;
    font-family: var(--font-family);
    white-space: nowrap;
    animation: yesterdayBadgePulse 2.5s ease-in-out infinite;
    -webkit-tap-highlight-color: transparent;
    margin-left: 4px;
}

.yesterday-badge-btn:hover {
    background: rgba(249, 115, 22, 0.15);
    border-color: rgba(249, 115, 22, 0.5);
    transform: translateY(-1px);
}

.yesterday-badge-btn:active {
    transform: scale(0.95);
}

.yesterday-badge-btn.hidden {
    display: none;
}

@keyframes yesterdayBadgePulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(249, 115, 22, 0.2); }
    50% { box-shadow: 0 0 0 4px rgba(249, 115, 22, 0); }
}

.yesterday-badge-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #ea580c;
    flex-shrink: 0;
    animation: dotGlow 2s ease-in-out infinite;
}

@keyframes dotGlow {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.yesterday-badge-label {
    line-height: 1;
}

.yesterday-badge-count {
    background: #ea580c;
    color: white;
    font-size: 0.6rem;
    font-weight: 800;
    min-width: 16px;
    height: 16px;
    line-height: 16px;
    text-align: center;
    border-radius: 10px;
    padding: 0 4px;
}

/* 展開パネル */
.yesterday-panel {
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.04) 0%, rgba(251, 146, 60, 0.06) 100%);
    border: 1px solid rgba(249, 115, 22, 0.15);
    border-radius: var(--border-radius);
    padding: 12px 14px;
    margin-bottom: 12px;
    animation: panelSlideDown 0.25s ease;
}

.yesterday-panel.hidden {
    display: none;
}

@keyframes panelSlideDown {
    from { opacity: 0; transform: translateY(-8px); max-height: 0; }
    to { opacity: 1; transform: translateY(0); max-height: 400px; }
}

.yesterday-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
    flex-wrap: wrap;
    gap: 8px;
}

.yesterday-panel-title {
    font-size: 0.8rem;
    font-weight: 700;
    color: #9a3412;
}

.yesterday-panel-actions {
    display: flex;
    gap: 6px;
}

.yesterday-bulk-btn {
    font-size: 0.7rem;
    font-weight: 700;
    font-family: var(--font-family);
    color: white;
    background: linear-gradient(135deg, #ea580c, #f97316);
    border: none;
    border-radius: 16px;
    padding: 5px 14px;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.yesterday-bulk-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 3px 10px rgba(249, 115, 22, 0.3);
}

.yesterday-bulk-btn:active {
    transform: scale(0.95);
}

.yesterday-reset-btn {
    font-size: 0.7rem;
    font-weight: 600;
    font-family: var(--font-family);
    color: var(--text-muted);
    background: rgba(0, 0, 0, 0.04);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 16px;
    padding: 5px 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.yesterday-reset-btn:hover {
    background: rgba(0, 0, 0, 0.08);
    color: var(--text-primary);
}

/* パネル内タスクアイテム */
.yesterday-panel-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.yesterday-panel-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 10px;
    border-radius: 8px;
    background: white;
    border: 1px solid rgba(0, 0, 0, 0.05);
    margin-bottom: 6px;
    transition: all 0.2s ease;
}

.yesterday-panel-item:last-child {
    margin-bottom: 0;
}

.yesterday-panel-item:hover {
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
}

.yesterday-item-name {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
    min-width: 0;
}

.yesterday-item-add {
    font-size: 0.68rem;
    font-weight: 700;
    font-family: var(--font-family);
    color: #ea580c;
    background: rgba(249, 115, 22, 0.08);
    border: 1px solid rgba(249, 115, 22, 0.2);
    border-radius: 12px;
    padding: 3px 10px;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    flex-shrink: 0;
    margin-left: 8px;
}

.yesterday-item-add:hover {
    background: rgba(249, 115, 22, 0.15);
    border-color: rgba(249, 115, 22, 0.35);
}

.yesterday-item-add:active {
    transform: scale(0.9);
}

/* ====================================================================
   DARK MODE — [data-theme="dark"]
   Apple HIG準拠: 純黒を避け、深みのある階層グレーで構成。
   白ハードコードを全てダーク対応値に置き換える。
   ==================================================================== */

/* ── 背景デコレーション: 暗い背景でも馴染む調整 ── */
[data-theme="dark"] body::before {
    background: radial-gradient(circle, rgba(99,102,241,0.1) 0%, transparent 60%);
}
[data-theme="dark"] body::after {
    background: radial-gradient(circle, rgba(139,92,246,0.08) 0%, transparent 60%);
}

/* ── タスク入力フォーム ── */
[data-theme="dark"] .task-form {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}
[data-theme="dark"] .task-input,
[data-theme="dark"] .task-input-field,
[data-theme="dark"] input[type="text"],
[data-theme="dark"] input[type="number"],
[data-theme="dark"] select {
    background: var(--bg-primary);
    color: var(--text-primary);
    border-color: var(--border-color);
}
[data-theme="dark"] input[type="text"]::placeholder,
[data-theme="dark"] textarea::placeholder {
    color: var(--text-muted);
}
[data-theme="dark"] select option {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* ── サジェストチップ ── */
[data-theme="dark"] .suggest-chip {
    background: var(--bg-secondary);
    border-color: var(--border-color);
    color: var(--text-secondary);
}
[data-theme="dark"] .suggest-chip:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent-primary);
    color: var(--text-primary);
}
[data-theme="dark"] .suggest-chip.stock-chip {
    background: rgba(128,132,214,0.12);
    border-color: rgba(128,132,214,0.3);
    color: var(--accent-primary);
}
[data-theme="dark"] .suggest-chip.stock-chip:hover {
    background: rgba(128,132,214,0.22);
}

/* ── チップナビ（カテゴリータブ） ── */
[data-theme="dark"] .chip-nav {
    background: var(--bg-secondary);
    border-color: var(--border-color);
    color: var(--text-secondary);
}
[data-theme="dark"] .chip-nav:hover,
[data-theme="dark"] .chip-nav.active {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}

/* ── タスクカード（通常） ── */
/* .task-item は既に CSS 変数使用済みのため --bg-card の変更で自動対応 */

/* ── 完了タスク: 薄緑白 → 深いダークグリーン ── */
[data-theme="dark"] .completed-list .task-item {
    background: rgba(16, 185, 129, 0.07);
    border-color: rgba(16, 185, 129, 0.18);
}
[data-theme="dark"] .completed-list .task-item:hover {
    background: rgba(16, 185, 129, 0.12);
    border-color: rgba(16, 185, 129, 0.28);
}

/* ── 実行中タスク（ハイライト） ── */
[data-theme="dark"] .task-item.running,
[data-theme="dark"] .task-item.active {
    background: rgba(128,132,214,0.12);
    border-color: rgba(128,132,214,0.35);
}

/* ── ピン止め ── */
[data-theme="dark"] .task-item.pinned {
    background: rgba(245,158,11,0.08);
    border-color: rgba(245,158,11,0.25);
}

/* ── 危険（削除確認など） ── */
[data-theme="dark"] .task-item.danger,
[data-theme="dark"] .danger-bg {
    background: rgba(239,68,68,0.1);
    border-color: rgba(239,68,68,0.25);
}

/* ── 日付アイコン ── */
[data-theme="dark"] .date-icon {
    background: var(--bg-secondary);
    border-color: var(--accent-primary);
}

/* ── 今日のサマリーカード ── */
[data-theme="dark"] .summary-card {
    background: var(--bg-card);
    border-color: var(--border-color);
    box-shadow: 0 4px 24px rgba(0,0,0,0.4);
}
[data-theme="dark"] .summary-card.all-complete {
    background: rgba(212,160,23,0.08);
    border-color: rgba(212,160,23,0.3);
}
[data-theme="dark"] .stat-item {
    background: rgba(255,255,255,0.04);
}

/* ── チャート ── */
[data-theme="dark"] .chart-container {
    background: var(--bg-card);
    border-color: var(--border-color);
}
[data-theme="dark"] .chart-grid line {
    stroke: rgba(255,255,255,0.06);
}
[data-theme="dark"] .chart-axis text {
    fill: var(--text-muted);
}

/* ── 今日の感想（表示モード） ── */
[data-theme="dark"] .reflection-display {
    background: var(--bg-card);
    background-image:
        linear-gradient(90deg, var(--accent-primary) 0px, var(--accent-primary) 4px, transparent 4px),
        radial-gradient(rgba(255,255,255,0.04) 0.8px, transparent 0.8px);
    background-size: 100% 100%, 24px 24px;
    background-repeat: no-repeat, repeat;
    border-color: var(--border-color);
    box-shadow:
        0 4px 6px -1px rgba(0,0,0,0.3),
        0 10px 15px -3px rgba(0,0,0,0.4);
}
[data-theme="dark"] .reflection-display:hover {
    background-color: var(--bg-card-hover);
    box-shadow: 0 20px 25px -5px rgba(0,0,0,0.5);
}
[data-theme="dark"] .reflection-display::before {
    background: var(--bg-secondary);
    color: var(--accent-primary);
}
[data-theme="dark"] .reflection-text {
    color: var(--text-primary);
}
[data-theme="dark"] .edit-btn-text {
    background: var(--bg-secondary);
    color: var(--text-secondary);
}
[data-theme="dark"] .edit-btn-text:hover {
    background: var(--bg-card-hover);
}

/* ── 今日の感想（入力フォーム） ── */
[data-theme="dark"] .reflection-form {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}
[data-theme="dark"] .reflection-input {
    background: var(--bg-primary);
    color: var(--text-primary);
    border-color: var(--border-color);
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.3);
}
[data-theme="dark"] .reflection-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(128,132,214,0.2), inset 0 2px 4px rgba(0,0,0,0.2);
}

/* ── 編集インプット ── */
[data-theme="dark"] .edit-input {
    background: var(--bg-primary);
    color: var(--text-primary);
    border-color: var(--accent-primary);
}

/* ── モーダル ── */
[data-theme="dark"] .modal-overlay {
    background: rgba(0,0,0,0.7);
}
[data-theme="dark"] .modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: 0 32px 64px rgba(0,0,0,0.6);
}
[data-theme="dark"] .modal-title {
    color: var(--text-primary);
}
[data-theme="dark"] .close-modal {
    color: var(--text-secondary);
    background: var(--bg-secondary);
}
[data-theme="dark"] .close-modal:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}

/* ── プロジェクト/タグセレクタ ── */
[data-theme="dark"] .project-select-btn,
[data-theme="dark"] .tag-select-btn {
    background: var(--bg-secondary);
    border-color: var(--border-color);
    color: var(--text-secondary);
}
[data-theme="dark"] .project-select-btn:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}
[data-theme="dark"] .project-dropdown,
[data-theme="dark"] .tag-dropdown {
    background: var(--bg-card);
    border-color: var(--border-color);
    box-shadow: 0 8px 32px rgba(0,0,0,0.5);
}
[data-theme="dark"] .project-option:hover,
[data-theme="dark"] .tag-option:hover {
    background: var(--bg-card-hover);
}

/* ── バックログ（ストック）アイテム ── */
[data-theme="dark"] .backlog-item {
    background: var(--bg-card);
    border-color: var(--border-color);
}
[data-theme="dark"] .backlog-item:hover {
    background: var(--bg-card-hover);
}

/* ── カレンダー ── */
[data-theme="dark"] .calendar-container {
    background: var(--bg-secondary);
}
[data-theme="dark"] .calendar-table td:hover:not(.other-month) {
    background: var(--bg-card-hover);
}
[data-theme="dark"] .calendar-table td.active {
    background: var(--accent-primary);
    color: #fff;
}
[data-theme="dark"] .calendar-table td.today:not(.active) {
    background: rgba(128,132,214,0.15);
    color: var(--accent-primary);
}
[data-theme="dark"] .calendar-table td.other-month {
    color: var(--text-muted);
    opacity: 0.4;
}

/* ── 昨日の持ち越しバナー ── */
[data-theme="dark"] .yesterday-banner {
    background: rgba(128,132,214,0.1);
    border-color: rgba(128,132,214,0.25);
}
[data-theme="dark"] .yesterday-item-add {
    background: rgba(128,132,214,0.1);
    border-color: rgba(128,132,214,0.2);
    color: var(--text-secondary);
}
[data-theme="dark"] .yesterday-item-add:hover {
    background: rgba(249,115,22,0.12);
    border-color: rgba(249,115,22,0.3);
}

/* ── 同期ステータス ── */
[data-theme="dark"] .sync-status {
    background: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-secondary);
    box-shadow: 0 4px 16px rgba(0,0,0,0.4);
}

/* ── ボタン共通（アウトラインスタイル） ── */
[data-theme="dark"] .btn-outline,
[data-theme="dark"] .secondary-btn {
    background: transparent;
    border-color: var(--border-color);
    color: var(--text-secondary);
}
[data-theme="dark"] .btn-outline:hover,
[data-theme="dark"] .secondary-btn:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}

/* ── ピン止め通知バナー ── */
[data-theme="dark"] .pinned-notice {
    background: rgba(245,158,11,0.1);
    border-color: rgba(245,158,11,0.25);
    color: #fbbf24;
}

/* ── スクロールバー ── */
[data-theme="dark"] ::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
[data-theme="dark"] ::-webkit-scrollbar-thumb {
    background: #334155;
}
[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
    background: #475569;
}

/* ── タスクメニュー（歯車ドロップダウン） ── */
[data-theme="dark"] .task-menu {
    background: var(--bg-card);
    border-color: var(--border-color);
    box-shadow: 0 8px 32px rgba(0,0,0,0.5);
}
[data-theme="dark"] .task-menu-item {
    color: var(--text-secondary);
}
[data-theme="dark"] .task-menu-item:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}
[data-theme="dark"] .task-menu-item.danger {
    color: #f87171;
}
[data-theme="dark"] .task-menu-item.danger:hover {
    background: rgba(239,68,68,0.12);
}

/* ── Googleカレンダーインポートモーダル ── */
[data-theme="dark"] .gcal-import-modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
}
[data-theme="dark"] .gcal-event-item {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}
[data-theme="dark"] .gcal-event-item:hover {
    background: var(--bg-card-hover);
}

/* ── 空状態テキスト ── */
[data-theme="dark"] .empty-state {
    color: var(--text-muted);
}
[data-theme="dark"] .empty-hint {
    color: var(--text-muted);
    opacity: 0.7;
}

/* ── 追加修正: 後方定義の .task-item background:white を上書き ── */
[data-theme="dark"] .task-item {
    background: var(--bg-card) !important;
    border-color: var(--border-color) !important;
    color: var(--text-primary) !important;
}
[data-theme="dark"] .task-item:hover {
    background: var(--bg-card-hover) !important;
}
[data-theme="dark"] .completed-list .task-item {
    background: rgba(16,185,129,0.07) !important;
    border-color: rgba(16,185,129,0.18) !important;
}
[data-theme="dark"] .completed-list .task-item:hover {
    background: rgba(16,185,129,0.12) !important;
}
/* タスク名・メタ情報 */
[data-theme="dark"] .task-name,
[data-theme="dark"] .completed-task-name {
    color: var(--text-primary);
}
[data-theme="dark"] .task-meta,
[data-theme="dark"] .task-time,
[data-theme="dark"] .task-duration,
[data-theme="dark"] .completed-task-meta {
    color: var(--text-muted);
}
/* セクションタイトル下の白帯（section-divider等） */
[data-theme="dark"] .pending-section,
[data-theme="dark"] .completed-section {
    background: transparent;
}
[data-theme="dark"] .section-divider,
[data-theme="dark"] hr {
    border-color: var(--border-color);
}

/* ── サマリー: 統計ブロック（今日の着手・今日の時間など） ── */
[data-theme="dark"] .main-stat-item {
    background: rgba(255,255,255,0.05) !important;
    border-color: rgba(128,132,214,0.15) !important;
    box-shadow: 0 1px 4px rgba(0,0,0,0.3) !important;
}
[data-theme="dark"] .main-stat-item:hover {
    background: rgba(128,132,214,0.1) !important;
    box-shadow: 0 4px 12px rgba(128,132,214,0.15) !important;
}
[data-theme="dark"] .stat-item {
    background: rgba(255,255,255,0.04) !important;
}

/* ── 詳細を表示ボタン ── */
[data-theme="dark"] .toggle-details-btn {
    background: rgba(255,255,255,0.05) !important;
    border-color: var(--border-color) !important;
    color: var(--text-secondary) !important;
}
[data-theme="dark"] .toggle-details-btn:hover {
    background: rgba(128,132,214,0.12) !important;
    border-color: var(--accent-primary) !important;
    color: var(--accent-primary) !important;
}

/* ── 着手できた日ヒートマップコンテナ ── */
[data-theme="dark"] .summary-heatmap-container {
    background: rgba(255,255,255,0.03) !important;
    border-color: rgba(255,255,255,0.06) !important;
}

/* ── ヒートマップセル: ダークモード インディゴ強度スケール ── */
[data-theme="dark"] .heatmap-cell {
    background: rgba(255,255,255,0.06);
}
[data-theme="dark"] .level-0 {
    background-color: rgba(255,255,255,0.05);
}
[data-theme="dark"] .level-1 {
    background-color: rgba(128,132,214,0.22);
}
[data-theme="dark"] .level-2 {
    background-color: rgba(128,132,214,0.45);
}
[data-theme="dark"] .level-3 {
    background-color: rgba(128,132,214,0.65);
}
[data-theme="dark"] .level-4 {
    background-color: rgba(128,132,214,0.85);
}
[data-theme="dark"] .level-5 {
    background-color: #818cf8;
    box-shadow: 0 0 6px rgba(129,140,248,0.5);
}
[data-theme="dark"] .heatmap-cell.is-today {
    outline-color: #a78bfa;
}

/* ── 設定ボタン（歯車）ダークモード ── */
[data-theme="dark"] .settings-btn {
    background: rgba(255,255,255,0.06) !important;
    border-color: rgba(255,255,255,0.1) !important;
    color: var(--text-secondary) !important;
    box-shadow: 0 1px 4px rgba(0,0,0,0.3) !important;
}
[data-theme="dark"] .settings-btn:hover {
    background: rgba(128,132,214,0.15) !important;
    border-color: var(--accent-primary) !important;
    color: var(--accent-primary) !important;
}
[data-theme="dark"] .settings-btn.active {
    background: rgba(128,132,214,0.2) !important;
    border-color: var(--accent-primary) !important;
    color: var(--accent-primary) !important;
}

/* ── 完了タスク「＋」再追加ボタン ダークモード ── */
[data-theme="dark"] .task-resurrect-btn {
    background: rgba(255,255,255,0.05) !important;
    border-color: rgba(128,132,214,0.2) !important;
    color: var(--accent-primary) !important;
    box-shadow: 0 1px 4px rgba(0,0,0,0.3) !important;
}
[data-theme="dark"] .task-resurrect-btn:hover {
    background: var(--accent-primary) !important;
    color: #fff !important;
    border-color: var(--accent-primary) !important;
}

/* ── タスク名：純白 ── */
[data-theme="dark"] .task-name {
    color: #ffffff !important;
}

/* ── 完了タスクの時間表示：やや抑えたホワイト ── */
[data-theme="dark"] .completed-task-times,
[data-theme="dark"] .completed-task-times .time-range,
[data-theme="dark"] .completed-task-times .duration {
    color: rgba(255, 255, 255, 0.42) !important;
}

/* ── タスクメニュー全体：設定ボタンと同じトーン ── */
[data-theme="dark"] .task-menu {
    background: rgba(22, 24, 40, 0.96) !important;
    border-color: rgba(128, 132, 214, 0.15) !important;
    box-shadow: 0 8px 32px rgba(0,0,0,0.45) !important;
}
[data-theme="dark"] .task-menu-item {
    color: rgba(255, 255, 255, 0.72) !important;
    background: transparent !important;
}
[data-theme="dark"] .task-menu-item:hover {
    background: rgba(128, 132, 214, 0.15) !important;
    color: var(--accent-primary) !important;
}
[data-theme="dark"] .task-menu-item.danger {
    color: rgba(248, 113, 113, 0.85) !important;
}
[data-theme="dark"] .task-menu-item.danger:hover {
    background: rgba(239, 68, 68, 0.12) !important;
    color: #f87171 !important;
}
[data-theme="dark"] .menu-icon {
    opacity: 0.6;
}
[data-theme="dark"] .task-menu-item:hover .menu-icon {
    opacity: 1;
}

/* ── 繰り返し設定アコーディオン ── */
[data-theme="dark"] .repeat-accordion-body {
    background: rgba(255,255,255,0.03) !important;
    border-color: rgba(128,132,214,0.1) !important;
}
[data-theme="dark"] .weekday-chip {
    background: rgba(255,255,255,0.05) !important;
    color: rgba(255,255,255,0.5) !important;
    border-color: rgba(255,255,255,0.08) !important;
}
[data-theme="dark"] .weekday-chip.is-today {
    border-color: var(--accent-primary) !important;
    color: var(--accent-primary) !important;
}

/* ── 着手中タスク名：純白 ── */
[data-theme="dark"] .active-task-name {
    color: #ffffff !important;
}

/* ── サイドバー: ログイン・ユーザーセクション ── */
[data-theme="dark"] .user-section {
    background: rgba(15, 23, 42, 0.7) !important;
    border-color: rgba(255, 255, 255, 0.08) !important;
}
[data-theme="dark"] .gcal-connect-btn {
    color: rgba(255, 255, 255, 0.55) !important;
    border-color: rgba(255, 255, 255, 0.15) !important;
}
[data-theme="dark"] .gcal-connect-btn.gcal-connected {
    color: #4ade80 !important;
    border-color: rgba(74, 222, 128, 0.45) !important;
    background: rgba(74, 222, 128, 0.08) !important;
}
[data-theme="dark"] .gcal-connect-btn.gcal-granted {
    color: #a5b4fc !important;
    border-color: rgba(165, 180, 252, 0.35) !important;
    background: rgba(129, 140, 248, 0.08) !important;
}
[data-theme="dark"] #sync-hint {
    color: rgba(255, 255, 255, 0.4) !important;
}

/* ── サイドバー: 締め切りタグカード ── */
[data-theme="dark"] .project-card-side {
    background: rgba(255, 255, 255, 0.04) !important;
    border: 1px solid rgba(255, 255, 255, 0.07) !important;
}
[data-theme="dark"] .project-card-side:hover {
    background: rgba(128, 132, 214, 0.1) !important;
    border-color: rgba(128, 132, 214, 0.2) !important;
}
[data-theme="dark"] .project-side-name {
    color: rgba(255, 255, 255, 0.88) !important;
}
[data-theme="dark"] .project-deadline {
    color: rgba(255, 255, 255, 0.45) !important;
}
[data-theme="dark"] .project-deadline.deadline-warning {
    color: #f87171 !important;
}

/* ── 着手中カード: ダークモード全面上書き ── */
[data-theme="dark"] .active-task-card {
    background: #1e2535 !important;
    border: 2px solid rgba(255, 255, 255, 0.55) !important;
    box-shadow:
        0 0 0 1px rgba(255,255,255,0.08),
        0 12px 40px rgba(0,0,0,0.5) !important;
}
[data-theme="dark"] .active-task-name,
[data-theme="dark"] .active-task-name span,
[data-theme="dark"] .active-task-name .task-name-row {
    color: #ffffff !important;
}
[data-theme="dark"] .active-task-description {
    color: rgba(255, 255, 255, 0.5) !important;
}


/* ── 昨日のやり残しパネル: ダークモード可読性修正 ── */
[data-theme="dark"] .yesterday-panel {
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.10) 0%, rgba(251, 146, 60, 0.07) 100%);
    border-color: rgba(249, 115, 22, 0.32);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28);
}

[data-theme="dark"] .yesterday-panel-title {
    color: #fed7aa;
}

[data-theme="dark"] .yesterday-panel-item {
    background: #111827;
    border-color: rgba(148, 163, 184, 0.28);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

[data-theme="dark"] .yesterday-panel-item:hover {
    background: #1e293b;
    border-color: rgba(249, 115, 22, 0.34);
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.28);
}

[data-theme="dark"] .yesterday-item-name {
    color: #f8fafc;
}

[data-theme="dark"] .yesterday-item-add {
    background: rgba(255, 237, 213, 0.10);
    border-color: rgba(251, 146, 60, 0.38);
    color: #fed7aa;
}

[data-theme="dark"] .yesterday-item-add:hover {
    background: rgba(249, 115, 22, 0.22);
    border-color: rgba(251, 146, 60, 0.58);
    color: #ffffff;
}

[data-theme="dark"] .yesterday-reset-btn {
    background: rgba(15, 23, 42, 0.64);
    border-color: rgba(148, 163, 184, 0.22);
    color: #94a3b8;
}

[data-theme="dark"] .yesterday-reset-btn:hover {
    background: rgba(239, 68, 68, 0.12);
    border-color: rgba(248, 113, 113, 0.36);
    color: #fecaca;
}

/* ── 入力系: ダークモードの白飛び/同化防止 ── */
[data-theme="dark"] .task-input,
[data-theme="dark"] .task-input-field,
[data-theme="dark"] input[type="text"],
[data-theme="dark"] input[type="number"],
[data-theme="dark"] textarea,
[data-theme="dark"] select {
    background: #111827;
    color: #f8fafc;
    border-color: #334155;
}

[data-theme="dark"] input[type="text"]::placeholder,
[data-theme="dark"] textarea::placeholder {
    color: #94a3b8;
    opacity: 1;
}

[data-theme="dark"] .task-input:focus,
[data-theme="dark"] .task-input-field:focus,
[data-theme="dark"] input[type="text"]:focus,
[data-theme="dark"] input[type="number"]:focus,
[data-theme="dark"] textarea:focus,
[data-theme="dark"] select:focus {
    border-color: #f97316 !important;
    box-shadow: 0 0 0 4px rgba(249, 115, 22, 0.18) !important;
}


/* ========================================
   Celebration popup refinement
   - 次タスク候補の前後切り替え
   - スマホ専用の小型化・ライトモード可読性修正
   ======================================== */
.celebration-next-head {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 8px;
}

.celebration-next-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 42px;
    padding: 3px 8px;
    border-radius: 999px;
    background: rgba(128, 132, 214, 0.10);
    color: #8084d6;
    font-size: 0.68rem;
    font-weight: 700;
    line-height: 1;
}

.celebration-next-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    margin-top: 12px;
}

.celebration-nav-btn {
    appearance: none;
    border: 1px solid rgba(128, 132, 214, 0.16);
    background: rgba(255, 255, 255, 0.62);
    color: #6b7280;
    border-radius: 999px;
    padding: 7px 14px;
    font-family: var(--font-family);
    font-size: 0.76rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.15s ease, color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
    -webkit-tap-highlight-color: transparent;
}

.celebration-nav-btn:hover {
    color: #8084d6;
    border-color: rgba(128, 132, 214, 0.34);
    background: rgba(128, 132, 214, 0.08);
    transform: translateY(-1px);
}

.celebration-nav-btn:active {
    transform: scale(0.96);
}

[data-theme="dark"] .celebration-next-count {
    background: rgba(167, 139, 250, 0.14);
    color: #c4b5fd;
}

[data-theme="dark"] .celebration-nav-btn {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.62);
}

[data-theme="dark"] .celebration-nav-btn:hover {
    background: rgba(167, 139, 250, 0.14);
    border-color: rgba(167, 139, 250, 0.34);
    color: #ffffff;
}

@media (max-width: 480px) {
    html .celebration-overlay {
        padding: 16px !important;
        align-items: center !important;
        justify-content: center !important;
        background: rgba(226, 232, 245, 0.72) !important;
        backdrop-filter: blur(14px) !important;
        -webkit-backdrop-filter: blur(14px) !important;
    }

    .celebration-overlay .celebration-content {
        width: min(100%, 360px) !important;
        max-width: 360px !important;
        max-height: 82vh !important;
        overflow-y: auto !important;
        overscroll-behavior: contain;
        padding: 28px 20px 22px !important;
        border-radius: 24px !important;
        background: #ffffff !important;
        border: 1px solid rgba(129, 140, 248, 0.20) !important;
        box-shadow:
            0 18px 48px rgba(99, 102, 241, 0.14),
            0 4px 14px rgba(15, 23, 42, 0.08) !important;
    }

    .celebration-content .celebration-emoji {
        font-size: 2.8rem !important;
        margin-bottom: 12px !important;
    }

    .celebration-content .celebration-text {
        color: #1a1a2e !important;
        font-size: 1.35rem !important;
        line-height: 1.35 !important;
        margin-bottom: 8px !important;
        white-space: normal !important;
    }

    .celebration-content .celebration-subtext,
    .celebration-content .celebration-subtext div {
        color: #4a4a68 !important;
        font-size: 0.88rem !important;
        line-height: 1.65 !important;
    }

    .celebration-content .celebration-subtext div:first-of-type {
        color: #8084d6 !important;
        font-weight: 800 !important;
    }

    .celebration-content .celebration-next-task {
        margin-top: 18px !important;
        padding: 16px 14px !important;
        border-radius: 16px !important;
        background: #f8f7ff !important;
        border: 1px solid rgba(129, 140, 248, 0.20) !important;
        box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.75) !important;
    }

    .celebration-content .celebration-next-head {
        justify-content: space-between !important;
        margin-bottom: 10px !important;
    }

    .celebration-content .celebration-next-label {
        color: #8084d6 !important;
        margin-bottom: 0 !important;
        text-align: left !important;
    }

    .celebration-content .celebration-next-count {
        background: rgba(128, 132, 214, 0.12) !important;
        color: #8084d6 !important;
    }

    .celebration-content .celebration-next-name {
        color: #1a1a2e !important;
        font-size: 1rem !important;
        line-height: 1.45 !important;
        margin-bottom: 14px !important;
    }

    .celebration-content .celebration-start-btn {
        width: 100% !important;
        max-width: 260px !important;
        padding: 13px 18px !important;
        font-size: 0.9rem !important;
    }

    .celebration-content .celebration-next-nav {
        margin-top: 12px !important;
    }

    .celebration-content .celebration-nav-btn {
        min-height: 36px !important;
        padding: 8px 14px !important;
        background: #ffffff !important;
        color: #6b7280 !important;
        border-color: rgba(129, 140, 248, 0.20) !important;
    }

    .celebration-content .celebration-close-btn {
        color: #6b7280 !important;
        border-color: #e5e7eb !important;
        background: #ffffff !important;
        margin-top: 16px !important;
    }

    html[data-theme="dark"] .celebration-overlay {
        background: rgba(2, 6, 23, 0.62) !important;
    }

    html[data-theme="dark"] .celebration-overlay .celebration-content {
        background: #1e2535 !important;
        border-color: rgba(255, 255, 255, 0.12) !important;
        box-shadow: 0 18px 48px rgba(0, 0, 0, 0.42) !important;
    }

    html[data-theme="dark"] .celebration-content .celebration-subtext,
    html[data-theme="dark"] .celebration-content .celebration-subtext div {
        color: rgba(255, 255, 255, 0.76) !important;
    }

    html[data-theme="dark"] .celebration-content .celebration-next-task {
        background: rgba(255, 255, 255, 0.06) !important;
        border-color: rgba(167, 139, 250, 0.24) !important;
    }

    html[data-theme="dark"] .celebration-content .celebration-nav-btn {
        background: rgba(255, 255, 255, 0.06) !important;
        border-color: rgba(255, 255, 255, 0.12) !important;
        color: rgba(255, 255, 255, 0.70) !important;
    }
}

@media (max-width: 375px), (max-height: 700px) {
    .celebration-overlay .celebration-content {
        padding: 22px 16px 18px !important;
        max-height: 86vh !important;
    }

    .celebration-content .celebration-emoji {
        font-size: 2.35rem !important;
        margin-bottom: 8px !important;
    }

    .celebration-content .celebration-text {
        font-size: 1.18rem !important;
    }

    .celebration-content .celebration-subtext,
    .celebration-content .celebration-subtext div {
        font-size: 0.82rem !important;
        line-height: 1.55 !important;
    }

    .celebration-content .celebration-next-task {
        margin-top: 14px !important;
        padding: 13px 12px !important;
    }

    .celebration-content .celebration-start-btn {
        padding: 12px 16px !important;
    }
}


/* ========================================
   AI提案モーダル（昨日のやり残しを小さな行動に変換）
   ======================================== */
.yesterday-item-actions {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
    margin-left: 8px;
}

.yesterday-item-ai {
    font-size: 0.68rem;
    font-weight: 800;
    font-family: var(--font-family);
    color: #6d5bd0;
    background: rgba(128, 132, 214, 0.10);
    border: 1px solid rgba(128, 132, 214, 0.24);
    border-radius: 12px;
    padding: 3px 10px;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    -webkit-tap-highlight-color: transparent;
}

.yesterday-item-ai:hover {
    background: rgba(128, 132, 214, 0.17);
    border-color: rgba(128, 132, 214, 0.38);
    transform: translateY(-1px);
}

.ai-suggestion-modal {
    position: fixed;
    inset: 0;
    z-index: 10020;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px;
    background: rgba(226, 232, 245, 0.72);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.ai-suggestion-modal.hidden {
    display: none;
}

.ai-suggestion-sheet {
    width: min(100%, 420px);
    max-height: 86vh;
    overflow-y: auto;
    overscroll-behavior: contain;
    background: #ffffff;
    border: 1px solid rgba(129, 140, 248, 0.22);
    border-radius: 24px;
    padding: 22px 20px 18px;
    box-shadow: 0 24px 64px rgba(99, 102, 241, 0.16), 0 6px 20px rgba(15, 23, 42, 0.08);
}

.ai-suggestion-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 14px;
}

.ai-suggestion-title {
    font-size: 1.18rem;
    font-weight: 850;
    color: #1a1a2e;
    letter-spacing: -0.02em;
}

.ai-suggestion-subtitle {
    margin-top: 3px;
    font-size: 0.78rem;
    font-weight: 600;
    color: #64748b;
    line-height: 1.5;
}

.ai-suggestion-icon-btn {
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border-radius: 999px;
    border: 1px solid rgba(128, 132, 214, 0.20);
    background: #f8f7ff;
    color: #8084d6;
    cursor: pointer;
    transition: transform 0.18s ease, background 0.18s ease, color 0.18s ease;
}

.ai-suggestion-icon-btn:hover {
    transform: translateY(-1px) rotate(18deg);
    background: rgba(128, 132, 214, 0.14);
}

.ai-suggestion-icon-btn:disabled {
    opacity: 0.6;
    cursor: wait;
}

.ai-suggestion-icon-btn.loading svg {
    animation: aiRefreshSpin 0.9s linear infinite;
}

@keyframes aiRefreshSpin {
    to { transform: rotate(360deg); }
}

.ai-suggestion-original {
    margin-bottom: 12px;
    padding: 10px 12px;
    border-radius: 14px;
    background: #f8fafc;
    border: 1px solid #e5e7eb;
    color: #334155;
    font-size: 0.82rem;
    font-weight: 700;
    line-height: 1.55;
}

.ai-suggestion-status {
    min-height: 20px;
    margin-bottom: 10px;
    color: #64748b;
    font-size: 0.76rem;
    font-weight: 650;
    line-height: 1.45;
}

.ai-suggestion-status.loading {
    color: #8084d6;
}

.ai-suggestion-status.fallback {
    color: #b45309;
}

.ai-suggestion-list {
    display: grid;
    gap: 10px;
}

.ai-suggestion-card {
    width: 100%;
    min-height: 54px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 14px 14px 16px;
    border-radius: 16px;
    border: 1px solid rgba(129, 140, 248, 0.20);
    background: linear-gradient(135deg, #ffffff 0%, #fbfaff 100%);
    color: #1a1a2e;
    text-align: left;
    font-family: var(--font-family);
    font-size: 0.94rem;
    font-weight: 800;
    line-height: 1.5;
    cursor: pointer;
    box-shadow: 0 3px 12px rgba(99, 102, 241, 0.06);
    transition: transform 0.16s ease, border-color 0.16s ease, box-shadow 0.16s ease;
    -webkit-tap-highlight-color: transparent;
}

.ai-suggestion-card:hover {
    transform: translateY(-1px);
    border-color: rgba(129, 140, 248, 0.42);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.12);
}

.ai-suggestion-card:active {
    transform: scale(0.985);
}

.ai-suggestion-card-text {
    flex: 1;
    min-width: 0;
}

.ai-suggestion-card-plus {
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border-radius: 999px;
    background: rgba(249, 115, 22, 0.12);
    color: #f97316;
    font-weight: 900;
}

.ai-suggestion-skeleton {
    height: 54px;
    border-radius: 16px;
    background: linear-gradient(90deg, #f1f5f9 0%, #ffffff 50%, #f1f5f9 100%);
    background-size: 220% 100%;
    animation: aiSkeleton 1.2s ease-in-out infinite;
    border: 1px solid #e5e7eb;
}

@keyframes aiSkeleton {
    0% { background-position: 120% 0; }
    100% { background-position: -120% 0; }
}

.ai-suggestion-hint {
    margin-top: 12px;
    color: #94a3b8;
    font-size: 0.72rem;
    font-weight: 600;
    text-align: center;
    line-height: 1.5;
}

.ai-suggestion-close {
    display: block;
    width: fit-content;
    margin: 14px auto 0;
    padding: 7px 22px;
    border-radius: 999px;
    border: 1px solid #e5e7eb;
    background: #ffffff;
    color: #6b7280;
    font-family: var(--font-family);
    font-size: 0.8rem;
    font-weight: 700;
    cursor: pointer;
}

[data-theme="dark"] .yesterday-item-ai {
    background: rgba(167, 139, 250, 0.12);
    border-color: rgba(167, 139, 250, 0.28);
    color: #c4b5fd;
}

[data-theme="dark"] .ai-suggestion-modal {
    background: rgba(2, 6, 23, 0.68);
}

[data-theme="dark"] .ai-suggestion-sheet {
    background: #1e2535;
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.46);
}

[data-theme="dark"] .ai-suggestion-title,
[data-theme="dark"] .ai-suggestion-card {
    color: #f8fafc;
}

[data-theme="dark"] .ai-suggestion-subtitle,
[data-theme="dark"] .ai-suggestion-status,
[data-theme="dark"] .ai-suggestion-hint {
    color: rgba(255, 255, 255, 0.62);
}

[data-theme="dark"] .ai-suggestion-original {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.10);
    color: rgba(255, 255, 255, 0.78);
}

[data-theme="dark"] .ai-suggestion-icon-btn,
[data-theme="dark"] .ai-suggestion-close {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.78);
}

[data-theme="dark"] .ai-suggestion-card {
    background: linear-gradient(135deg, rgba(255,255,255,0.07) 0%, rgba(167,139,250,0.08) 100%);
    border-color: rgba(167, 139, 250, 0.20);
    box-shadow: none;
}

[data-theme="dark"] .ai-suggestion-skeleton {
    background: linear-gradient(90deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.11) 50%, rgba(255,255,255,0.05) 100%);
    background-size: 220% 100%;
    border-color: rgba(255,255,255,0.10);
}

@media (max-width: 480px) {
    .yesterday-panel-item {
        align-items: flex-start;
        gap: 8px;
    }

    .yesterday-item-actions {
        gap: 5px;
    }

    .yesterday-item-ai,
    .yesterday-item-add {
        padding: 4px 9px;
    }

    .ai-suggestion-modal {
        align-items: flex-end;
        padding: 14px;
    }

    .ai-suggestion-sheet {
        width: 100%;
        max-height: 84vh;
        border-radius: 24px;
        padding: 20px 16px 16px;
    }

    .ai-suggestion-title {
        font-size: 1.08rem;
    }

    .ai-suggestion-card {
        min-height: 52px;
        font-size: 0.9rem;
        padding: 13px 12px 13px 14px;
    }
}


/* AI提案を設定メニューの主役として見せる */
.task-menu-item.ai-menu-item {
    color: #6d5bd0;
    font-weight: 800;
    background: rgba(128, 132, 214, 0.08);
}

.task-menu-item.ai-menu-item:hover {
    background: rgba(128, 132, 214, 0.16);
    color: #5b4bc4;
}

.task-menu-item.ai-menu-item .menu-icon {
    color: #8084d6;
}

[data-theme="dark"] .task-menu-item.ai-menu-item {
    background: rgba(167, 139, 250, 0.12);
    color: #d8b4fe;
}

[data-theme="dark"] .task-menu-item.ai-menu-item:hover {
    background: rgba(167, 139, 250, 0.20);
    color: #ffffff;
}

[data-theme="dark"] .task-menu-item.ai-menu-item .menu-icon {
    color: #c4b5fd;
}

/* AI提案モーダル: 再生成ボタンをカード内アイコンと同じ見立てで強調 */
.ai-suggestion-icon-btn {
    background: rgba(249, 115, 22, 0.12);
    border-color: rgba(249, 115, 22, 0.24);
    color: #f97316;
    box-shadow: 0 4px 14px rgba(249, 115, 22, 0.12);
}

.ai-suggestion-icon-btn:hover {
    background: rgba(249, 115, 22, 0.20);
    border-color: rgba(249, 115, 22, 0.38);
    color: #ea580c;
    box-shadow: 0 7px 20px rgba(249, 115, 22, 0.18);
}

[data-theme="dark"] .ai-suggestion-icon-btn {
    background: rgba(249, 115, 22, 0.16);
    border-color: rgba(251, 146, 60, 0.32);
    color: #fdba74;
}

[data-theme="dark"] .ai-suggestion-icon-btn:hover {
    background: rgba(249, 115, 22, 0.24);
    border-color: rgba(251, 146, 60, 0.46);
    color: #fed7aa;
}

/* スマホでは設定メニューを画面中央に表示する */
@media (max-width: 480px) {
    .task-menu.mobile-centered {
        width: min(86vw, 300px) !important;
        min-width: 0 !important;
        max-height: 78vh !important;
        padding: 8px 0 !important;
        border-radius: 18px !important;
        box-shadow: 0 22px 60px rgba(15, 23, 42, 0.22), 0 4px 14px rgba(15, 23, 42, 0.08) !important;
        animation: mobileMenuPop 0.16s ease-out !important;
    }

    .task-menu.mobile-centered .task-menu-item {
        padding: 11px 16px !important;
        font-size: 0.9rem !important;
    }
}

@keyframes mobileMenuPop {
    from {
        opacity: 0;
        transform: translate(-50%, -46%) scale(0.96);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }
}