/* =========================================
   MEZAMASI – Modern Design System v2
========================================= */

/* =========================================
   0. CSS変数（デザイントークン）
========================================= */
:root {
    --navy:        #1e3a5f;
    --navy-mid:    #244a76;
    --navy-light:  #2a4f80;
    --blue:        #2196F3;
    --blue-light:  #e3f2fd;
    --sub:         #5c9dd5;
    --bg:          #ddeef9;
    --surface:     #ffffff;
    --surface-2:   #f3f8fc;
    --text-primary:   #1e3a5f;
    --text-secondary: #6b7c93;
    --shadow-sm: 0 4px 14px rgba(30, 58, 95, 0.08);
    --shadow-md: 0 8px 28px rgba(30, 58, 95, 0.12);
    --shadow-lg: 0 16px 48px rgba(30, 58, 95, 0.20);
    --r-sm:   12px;
    --r-md:   18px;
    --r-lg:   26px;
    --r-full: 999px;
    color-scheme: light dark;
}

/* =========================================
   1. リセット・ベース
========================================= */
* { overscroll-behavior: auto !important; }

html, body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Hiragino Sans',
                 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Meiryo', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-align: center;
    background-color: var(--bg);
    background-image: linear-gradient(180deg, #ddeef9 0%, #eaf3fb 50%, #f4f9fc 100%);
    background-attachment: fixed;
    margin: 0;
    padding: 10px 0;
    width: 100%;
    min-height: 100dvh;
    overflow-x: hidden;
    overscroll-behavior-y: none;
    user-select: none;
    -webkit-user-select: none;
    transition: background-color 0.2s;
}

input, button, .screen-box { touch-action: manipulation; }

.hidden { display: none !important; }
.wrong-flash { background-color: red !important; }

/* =========================================
   2. FOUC対策
========================================= */
html::before {
    content: ""; position: fixed; top: 0; left: 0;
    width: 100vw; height: 100vh; background-color: #ddeef9;
    z-index: 99999; transition: opacity 0.1s ease; pointer-events: none;
}
html[data-theme="dark"]::before { background-color: #121212; }
body:not(.preload) ~ html::before,
html:not(.preload-html)::before { opacity: 0; display: none; }
.preload * { transition: none !important; }
.preload .translatable { opacity: 0; }

/* =========================================
   3. タイトル
========================================= */
h1 {
    font-size: 24px; font-weight: 900; letter-spacing: 0.01em;
    color: var(--navy); margin: 20px 0 6px;
}

/* =========================================
   4. メインカード（screen-box）
========================================= */
.screen-box {
    border: none;
    margin: 10px auto; padding: 20px 18px;
    width: calc(100% - 28px); max-width: 430px;
    border-radius: var(--r-lg);
    background: var(--surface);
    box-shadow: 0 10px 36px rgba(30, 58, 95, 0.11), 0 2px 8px rgba(0,0,0,0.04);
    overflow: visible !important; touch-action: auto !important;
}

/* =========================================
   5. ヒーローカード（アラーム時計）
========================================= */
.hero-card {
    position: relative; overflow: hidden;
    background: linear-gradient(135deg, var(--navy-mid) 0%, var(--navy) 100%);
    border-radius: var(--r-lg);
    padding: 26px 24px 28px; color: #fff; text-align: left;
    box-shadow: 0 18px 48px rgba(30, 58, 95, 0.32);
    cursor: pointer; margin-bottom: 16px;
    -webkit-tap-highlight-color: transparent;
    transition: transform 0.14s ease, box-shadow 0.2s ease;
}
.hero-card:active { transform: scale(0.985); box-shadow: 0 8px 24px rgba(30,58,95,0.22); }
.hero-card::after {
    content: ""; position: absolute; top: -55px; right: -44px;
    width: 190px; height: 190px; border-radius: 50%;
    background: rgba(255,255,255,0.07); pointer-events: none;
}
.hero-card::before {
    content: ""; position: absolute; bottom: -65px; left: -32px;
    width: 150px; height: 150px; border-radius: 50%;
    background: rgba(255,255,255,0.05); pointer-events: none;
}
.hero-label {
    font-size: 10px; font-weight: 800; opacity: 0.72;
    letter-spacing: 0.16em; margin-bottom: 10px;
}
.hero-time-display {
    font-size: 82px; font-weight: 800; line-height: 1;
    letter-spacing: -0.04em; margin-bottom: 16px;
    font-variant-numeric: tabular-nums;
}
.hero-time-input {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    margin: 0; padding: 0; border: none; background: transparent;
    opacity: 0; cursor: pointer; z-index: 3;
    font-size: 16px; /* iOSでフォーカス時に画面がズームするのを防ぐ */
    -webkit-appearance: none; appearance: none;
}
.hero-hint {
    display: inline-flex; align-items: center; gap: 6px;
    font-size: 12px; font-weight: 700;
    background: rgba(255,255,255,0.16); padding: 7px 14px;
    border-radius: var(--r-full); opacity: 0.9;
}

/* =========================================
   6. セクションラベル
========================================= */
.section-label {
    font-size: 12px; font-weight: 800; color: var(--navy);
    text-align: left; margin: 22px 4px 10px;
    letter-spacing: 0.08em; text-transform: uppercase;
}

/* =========================================
   7. 設定行（setting-row）
========================================= */
.setting-row {
    display: flex; align-items: center; gap: 14px;
    background: var(--surface-2); border-radius: var(--r-md);
    padding: 14px 16px; margin-bottom: 10px;
    cursor: pointer; -webkit-tap-highlight-color: transparent;
    transition: transform 0.14s ease, background 0.15s ease;
    box-shadow: 0 3px 10px rgba(30,58,95,0.06);
}
.setting-row:active { transform: scale(0.98); background: #e8f2fb; }
.setting-row-icon {
    width: 48px; height: 48px; border-radius: 15px; flex-shrink: 0;
    background: linear-gradient(135deg, #e3f2fd, #d0e8f5);
    display: flex; align-items: center; justify-content: center; font-size: 22px;
}
.setting-row-body { flex: 1; text-align: left; }
.setting-row-label {
    font-size: 10px; font-weight: 800; color: var(--text-secondary);
    margin-bottom: 3px; letter-spacing: 0.08em; text-transform: uppercase;
}
.setting-row-value { font-size: 15px; font-weight: 700; color: var(--navy); }
.setting-row-arrow { font-size: 22px; color: #c8d4e0; font-weight: 300; line-height: 1; }

/* =========================================
   8. デバッグセクション
========================================= */
.debug-section {
    margin-top: 26px; padding-top: 18px;
    border-top: 1px solid rgba(30,58,95,0.08);
}
.debug-label {
    font-size: 10px; color: #b0bec5; margin-bottom: 8px;
    font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase;
}

/* =========================================
   9. ボタン群
========================================= */
.btn-main {
    padding: 18px 22px; font-size: 18px; font-weight: 700;
    background: linear-gradient(135deg, var(--navy-mid) 0%, var(--navy) 100%);
    color: white; border: none; border-radius: var(--r-full);
    box-shadow: 0 10px 30px rgba(30,58,95,0.30);
    cursor: pointer; width: 100%; box-sizing: border-box;
    display: flex; align-items: center; justify-content: center; gap: 10px;
    letter-spacing: 0.01em;
    transition: transform 0.12s ease, box-shadow 0.2s ease;
    margin-bottom: 6px;
}
.btn-main:active { transform: scale(0.98) translateY(1px); box-shadow: 0 5px 14px rgba(30,58,95,0.22); }
.btn-main:hover  { box-shadow: 0 14px 38px rgba(30,58,95,0.36); }

.btn-tag {
    font-size: 11px; font-weight: 600;
    background: rgba(255,255,255,0.20); border-radius: var(--r-full); padding: 3px 10px;
}

.btn-red, .btn-blue, .btn-sub, .btn-random, .change-btn {
    border: none; border-radius: var(--r-md); font-weight: 700;
    cursor: pointer; width: 100%; box-sizing: border-box;
    transition: transform 0.12s ease, opacity 0.2s ease;
}
.btn-red:active, .btn-blue:active, .btn-sub:active { opacity: 0.82; transform: scale(0.97); }

.btn-random, .change-btn {
    background: var(--navy); color: white;
    box-shadow: 0 3px 10px rgba(0,0,0,0.18);
}
.btn-red  { padding: 15px; font-size: 20px; background: #e74c3c; color: white; border-radius: var(--r-full); }
.btn-blue { padding: 15px; font-size: 18px; background: var(--blue);  color: white; border-radius: var(--r-full); box-shadow: 0 6px 20px rgba(33,150,243,0.28); }
.btn-sub  { padding: 12px; font-size: 14px; background: var(--navy); color: white; margin-bottom: 10px; }

.change-btn {
    border-radius: var(--r-full); padding: 10px 20px; font-size: 14px;
    white-space: nowrap; width: auto;
}
.change-btn:active { transform: scale(0.95); }

.btn-tutorial {
    margin-bottom: 18px !important; padding: 8px 18px !important; font-size: 13px !important;
    animation: pulse-green 2.2s infinite;
    background: #2ecc71 !important; border: none !important;
    color: white !important; border-radius: var(--r-full) !important; font-weight: 700 !important;
}
.btn-tutorial:hover { animation: none; transform: scale(1.06); }

.btn-lang {
    background: linear-gradient(135deg, #6c5ce7, #a29bfe);
    color: white; padding: 8px 18px; font-size: 14px; font-weight: 700;
    border-radius: var(--r-full); border: none; cursor: pointer;
    box-shadow: 0 4px 12px rgba(108,92,231,0.28); transition: transform 0.15s;
}
.btn-lang:hover { transform: translateY(-2px); }

/* =========================================
   10. 時間入力（オリジナル互換・hero以外の場所で残す）
========================================= */
.time-input-container { margin: 15px 0; }
#alarm-time {
    /* hero-time-input として使用：ネイティブピッカーを有効にする */
    appearance: auto; -webkit-appearance: auto;
    padding: 0; border: none; background: transparent;
    color: transparent; font-size: 16px;
}
#alarm-time:focus { outline: none; }

/* =========================================
   11. 音量スライダー
========================================= */
.volume-container {
    padding: 16px; margin: 14px 0;
    background: var(--surface-2); border-radius: var(--r-md);
}
.volume-container label { display: block; font-weight: 700; margin-bottom: 10px; color: var(--text-primary); }
#volume-control {
    -webkit-appearance: none; appearance: none;
    width: 100%; height: 6px; background: #d0dce8; border-radius: 3px; outline: none; margin-top: 12px;
}
#volume-control::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none;
    width: 28px; height: 28px; background: var(--navy); border-radius: 50%;
    border: 3px solid #fff; box-shadow: 0 2px 8px rgba(30,58,95,0.24);
}
.volume-container p { margin-top: 20px !important; }

/* =========================================
   12. ミッション選択（ラジオグリッド）
========================================= */
.radio-group {
    display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: auto; gap: 9px; margin: 15px 0;
    padding-top: 15px !important; overflow: visible !important;
}
.radio-group label {
    position: relative !important; display: flex !important; align-items: center !important;
    border: 2px solid transparent !important; background: var(--surface-2) !important;
    color: var(--text-primary) !important; padding: 12px !important;
    border-radius: var(--r-md) !important; font-size: 13px; font-weight: 600; cursor: pointer;
    transition: all 0.18s cubic-bezier(0.25, 0.8, 0.25, 1); min-height: 50px;
    box-shadow: 0 2px 8px rgba(30,58,95,0.05);
}
.radio-group label .translatable { white-space: normal; line-height: 1.2; text-align: left; }
.radio-group label input[type="radio"] { display: none; }
.radio-group label:has(input:checked) {
    background: var(--blue-light) !important; border-color: var(--blue) !important;
    color: #1565c0 !important; font-weight: 700;
    transform: translateY(-1px); box-shadow: 0 4px 16px rgba(33,150,243,0.20) !important;
}
.radio-group label:has(input:checked) .mission-symbol { transform: scale(1.08); }
.radio-group label:active { transform: scale(0.97) !important; }

.mission-symbol {
    display: inline-flex; align-items: center; justify-content: center;
    gap: 3px; font-size: 20px; font-weight: 900; white-space: nowrap;
    margin-right: 7px; width: 40px; color: var(--text-primary);
    -webkit-text-stroke: 1.2px var(--text-primary); flex-shrink: 0;
    transition: transform 0.18s ease;
}
.mission-symbol.plus-minus { font-size: 16px !important; gap: 4px !important; }
.mission-symbol.plus-minus span:last-child { transform: translateY(0.5px) !important; }

.recommended-badge {
    position: absolute; top: -14px; left: 10px;
    background: #ff9f43; color: white; font-size: 9px;
    padding: 2px 7px; border-radius: 7px; font-weight: 800; z-index: 10;
}
.new-badge {
    background: #ff3b30; color: #fff !important; font-size: 9px; font-weight: 900;
    padding: 2px 6px; border-radius: 10px; margin-left: 5px; vertical-align: middle;
    display: inline-block; box-shadow: 0 2px 6px rgba(255,59,48,0.35);
    animation: bounce-badge 2.2s infinite; flex-shrink: 0;
}
@keyframes bounce-badge {
    0%,20%,50%,80%,100% { transform: translateY(0); }
    40% { transform: translateY(-4px); }
    60% { transform: translateY(-2px); }
}

/* =========================================
   13. サマリーボックス（互換）
========================================= */
.summary-box {
    background: var(--surface-2); border: none;
    border-radius: var(--r-md); padding: 16px 18px; margin-bottom: 12px;
    display: flex; justify-content: space-between; align-items: center;
    cursor: pointer; transition: transform 0.14s ease, background 0.15s ease;
    box-shadow: var(--shadow-sm); -webkit-tap-highlight-color: transparent;
}
.summary-box:active { transform: scale(0.98); background: #e8f2fb; }
.summary-label { font-size: 13px; color: var(--text-secondary); font-weight: 700; display: block; margin-bottom: 4px; text-align: left; }
.summary-value { font-size: 15px; font-weight: 800; color: var(--navy); display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* =========================================
   14. アラーム・ミッション中
========================================= */
.alarm-title { color: #e74c3c; margin-top: 0; font-weight: 900; letter-spacing: 0.02em; }
#math-status  { color: var(--blue); font-weight: 800; font-size: 15px; }
.timer-text   { color: #e74c3c; font-weight: 700; }
#math-q       { font-size: 44px; margin: 10px 0; font-weight: 900; }
#math-input {
    font-size: 32px; width: 160px; text-align: center; padding: 8px;
    border: 2px solid #d0dce8; border-radius: var(--r-md); margin-bottom: 20px;
    transition: border-color 0.2s;
}
#math-input:focus { border-color: var(--blue); outline: none; }
#video { width: 100%; max-width: 400px; border-radius: var(--r-md); background: #000; }
progress { width: 100%; height: 10px; border-radius: 5px; overflow: hidden; margin-top: 10px; }

/* =========================================
   15. ニセモノ探し
========================================= */
#odd-one-grid {
    display: grid; grid-template-columns: repeat(5, 1fr);
    gap: 6px; max-width: 260px; margin: 0 auto;
}
.odd-one-btn {
    aspect-ratio: 1/1; background: var(--surface-2); color: var(--text-primary);
    border: 2px solid #ddeaf5; border-radius: 8px; font-size: 22px; font-weight: 700;
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    transition: transform 0.1s ease;
}
.odd-one-btn:active { transform: scale(0.88); }

/* =========================================
   16. 瞬間記憶
========================================= */
#memory-grid {
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 14px; max-width: 260px; margin: 0 auto;
}
.memory-btn {
    aspect-ratio: 1/1; border: none; border-radius: var(--r-md);
    cursor: pointer; opacity: 0.8; box-shadow: 0 4px 10px rgba(0,0,0,0.18);
}
.memory-btn.flash { animation: memory-flash-anim 0.5s ease-out forwards; }
@keyframes memory-flash-anim {
    0%  { opacity: 0.8; transform: scale(1); }
    30% { opacity: 1; filter: brightness(1.6) drop-shadow(0 0 14px currentColor); transform: scale(1.14) translateY(-3px); z-index: 10; }
    100%{ opacity: 0.8; transform: scale(1); }
}

/* =========================================
   17. 的当て
========================================= */
#target-area {
    position: relative; width: 100%; height: 280px;
    background: var(--surface-2); border: 2px dashed #ccdae8;
    border-radius: var(--r-md); overflow: hidden; margin: 10px auto;
}
#moving-target {
    position: absolute; top: 50%; left: 50%;
    transform: translate(-50%,-50%);
    width: 60px; height: 60px; font-size: 30px;
    background: #ff4757; border: none; border-radius: 50%;
    cursor: pointer; box-shadow: 0 4px 14px rgba(255,71,87,0.40);
    transition: top 0.3s ease-out, left 0.3s ease-out;
    display: flex; align-items: center; justify-content: center;
    -webkit-tap-highlight-color: transparent;
}
#moving-target::after {
    content: ""; position: absolute;
    top: -20px; left: -20px; right: -20px; bottom: -20px;
    border-radius: 50%; background: transparent;
}

/* =========================================
   18. 睡眠中画面
========================================= */
#sleep-screen { transition: background-color 3s ease, color 3s ease; }
#sleep-screen.deep-sleep {
    background-color: #000 !important; border: none !important; box-shadow: none !important;
    position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
    max-width: 100%; margin: 0; border-radius: 0;
    display: flex; flex-direction: column; justify-content: center; align-items: center;
    z-index: 9999;
}
#sleep-screen.deep-sleep h2,
#sleep-screen.deep-sleep p { color: #222 !important; }
#sleep-screen.deep-sleep button {
    background: #111 !important; color: #333 !important; border: 1px solid #222 !important; margin-top: 40px;
}

/* =========================================
   19. ナビゲーション（すりガラス）
========================================= */
.bottom-nav {
    position: fixed; bottom: 0; left: 0; width: 100%;
    background: rgba(255,255,255,0.82);
    backdrop-filter: saturate(180%) blur(22px);
    -webkit-backdrop-filter: saturate(180%) blur(22px);
    border-top: 1px solid rgba(0,0,0,0.07);
    display: flex; justify-content: space-around;
    padding: 0; box-shadow: 0 -6px 24px rgba(30,58,95,0.07); z-index: 1000;
}
.nav-item {
    display: flex; flex-direction: column; align-items: center;
    color: #9aa8b6; text-decoration: none; font-size: 11px; font-weight: 700;
    cursor: pointer; flex: 1; transition: color 0.2s;
    -webkit-tap-highlight-color: transparent;
    padding: 10px 0 calc(14px + env(safe-area-inset-bottom)) 0;
}
.nav-item * { pointer-events: none; }
.nav-item.active { color: var(--blue); font-weight: 800; }
.nav-icon {
    font-size: 22px; margin-bottom: 4px;
    width: 52px; height: 30px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 15px;
    transition: transform 0.25s cubic-bezier(0.25,0.8,0.25,1), background 0.25s ease;
}
.nav-item.active .nav-icon {
    transform: translateY(-2px) scale(1.05);
    background: rgba(33,150,243,0.14);
}

/* =========================================
   20. ヘルプ・チュートリアル
========================================= */
.help-list { text-align: left; }
.help-item {
    display: flex; align-items: flex-start; gap: 14px; padding: 14px 0;
    border-bottom: 1px solid rgba(30,58,95,0.07);
}
.help-item:last-child { border-bottom: none; }
.help-icon { font-size: 28px; flex-shrink: 0; width: 44px; text-align: center; }
.help-title { font-size: 15px; font-weight: 800; margin: 0 0 4px; color: var(--navy); }
.help-desc  { font-size: 13px; color: var(--text-secondary); margin: 0; line-height: 1.55; }

/* =========================================
   21. サブページ・ビュー
========================================= */
.settings-sub-page {
    animation: slideInRight 0.28s cubic-bezier(0.25,0.8,0.25,1) forwards; padding-bottom: 20px;
}
.sub-page-header {
    display: flex; align-items: center; justify-content: space-between;
    border-bottom: 1px solid rgba(30,58,95,0.08); padding-bottom: 14px; margin-bottom: 20px;
}
.sub-page-header h2 { margin: 0; font-size: 18px; font-weight: 800; text-align: center; flex-grow: 1; color: var(--navy); }
.back-btn { background: none; border: none; font-size: 16px; color: var(--blue); cursor: pointer; padding: 5px; width: 70px; text-align: left; font-weight: 700; }

.view-section { padding-bottom: 140px; animation: viewIn 0.28s cubic-bezier(0.25,0.8,0.25,1); overscroll-behavior-y: none; }
.hidden-view { display: none !important; }

/* =========================================
   22. アニメーション
========================================= */
@keyframes viewIn {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes slideInRight {
    from { opacity: 0; transform: translateX(28px); }
    to   { opacity: 1; transform: translateX(0); }
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes pulse-green {
    0%   { transform: scale(1);    box-shadow: 0 0 0 0 rgba(46,204,113,0.7); }
    70%  { transform: scale(1.05); box-shadow: 0 0 0 10px rgba(46,204,113,0); }
    100% { transform: scale(1);    box-shadow: 0 0 0 0 rgba(46,204,113,0); }
}

.super-aura {
    color: #f1c40f; font-weight: 900; font-size: 1.2em; display: inline-block;
    animation: aura-pulse 2s infinite alternate;
    text-shadow: 1px 1px 0 #000,-1px -1px 0 #000,-1px 1px 0 #000,1px -1px 0 #000,
                 0 0 8px #ff6600, 0 0 16px #ffcc00;
}
@keyframes aura-pulse {
    from { transform: scale(1);    filter: drop-shadow(0 0 2px #ffcc00); }
    to   { transform: scale(1.05); filter: drop-shadow(0 0 8px #ff6600); }
}
.highlight-yellow { color: #d35400; font-weight: 700; }

/* =========================================
   23. 診断レポート
========================================= */
.report-card {
    background: var(--surface); border: 1px solid rgba(30,58,95,0.10);
    border-radius: var(--r-md); padding: 16px; margin-bottom: 16px;
    box-shadow: var(--shadow-sm);
}
.report-card-title { font-size: 13px; font-weight: 800; color: var(--navy); margin: 0 0 12px; text-align: left; }
.stat-card {
    flex: 1; background: var(--surface-2); border-radius: var(--r-md); padding: 14px 8px;
    text-align: center; box-shadow: 0 4px 12px rgba(30,58,95,0.06);
}
.stat-card .stat-value { font-size: 19px; font-weight: 900; color: var(--navy); line-height: 1.2; }
.stat-card .stat-label { font-size: 11px; color: var(--text-secondary); margin-top: 4px; font-weight: 700; }

/* =========================================
   24. モーダル（アプリ内ダイアログ）
========================================= */
.modal-overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(20,30,50,0.45);
    backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
    display: flex; align-items: center; justify-content: center;
    z-index: 10000; padding: 20px; box-sizing: border-box;
    animation: modalFade 0.2s ease;
}
@keyframes modalFade { from { opacity: 0; } to { opacity: 1; } }
.modal-box {
    background: var(--surface); border-radius: 22px;
    padding: 26px 22px 22px; max-width: 340px; width: 100%;
    box-shadow: 0 20px 60px rgba(0,0,0,0.22);
    animation: modalPop 0.22s cubic-bezier(0.34,1.56,0.64,1);
}
@keyframes modalPop {
    from { transform: scale(0.88); opacity: 0; }
    to   { transform: scale(1);    opacity: 1; }
}
.modal-text {
    font-size: 15px; color: #333; line-height: 1.65; text-align: center;
    margin: 0 0 22px; white-space: pre-line; font-weight: 600;
}
.modal-buttons { display: flex; gap: 10px; }
.modal-btn {
    flex: 1; padding: 14px; border: none; border-radius: var(--r-md);
    font-size: 15px; font-weight: 700; cursor: pointer;
    transition: transform 0.12s ease, opacity 0.12s ease;
}
.modal-btn:active { transform: scale(0.96); opacity: 0.88; }
.modal-btn-cancel { background: #eff2f5; color: #555; }
.modal-btn-ok {
    background: linear-gradient(135deg, var(--navy-mid), var(--navy));
    color: #fff; box-shadow: 0 6px 18px rgba(30,58,95,0.28);
}

/* =========================================
   25. ダークモード
========================================= */
body.dark-mode {
    background-color: #121212;
    background-image: none;
    color: #fff; min-height: 100dvh;
}
html:has(body.dark-mode) { background-color: #121212; background-image: none; }

body.dark-mode .screen-box { background: #1c1c1e; box-shadow: 0 10px 36px rgba(0,0,0,0.50); }

body.dark-mode .hero-card {
    background: linear-gradient(135deg, #1e3a5f 0%, #0f1f38 100%);
    box-shadow: 0 18px 48px rgba(0,0,0,0.50);
}

body.dark-mode h1, body.dark-mode h2, body.dark-mode p,
body.dark-mode label, body.dark-mode .help-title,
body.dark-mode .help-desc, body.dark-mode .summary-value,
body.dark-mode .setting-row-value { color: #eee !important; }

body.dark-mode .summary-label,
body.dark-mode .setting-row-label { color: #888 !important; }

body.dark-mode .section-label,
body.dark-mode .debug-label { color: #555 !important; }

body.dark-mode a { color: #90caf9 !important; }

body.dark-mode input[type="time"],
body.dark-mode input[type="number"],
body.dark-mode input[type="text"] { background: #2a2a2d; color: #fff; border: 1px solid #3a3a3d; color-scheme: dark; }
body.dark-mode input[type="time"]::-webkit-calendar-picker-indicator { filter: invert(1); cursor: pointer; }

body.dark-mode .volume-container,
body.dark-mode .summary-box { background: #2a2a2d !important; border-color: #3a3a3d !important; }
body.dark-mode .summary-box:active { background: #333 !important; }

body.dark-mode .setting-row { background: #2a2a2d !important; box-shadow: none; }
body.dark-mode .setting-row:active { background: #333 !important; }
body.dark-mode .setting-row-icon { background: linear-gradient(135deg, #1e3a5f, #0f1f38); }
body.dark-mode .setting-row-arrow { color: #444 !important; }

body.dark-mode .radio-group label { background: #2a2a2d !important; border-color: #3a3a3d !important; color: #eee !important; }
body.dark-mode .radio-group label:has(input:checked) { background: #1e3a5f !important; border-color: var(--blue) !important; color: #90caf9 !important; }

body.dark-mode .odd-one-btn { background: #2a2a2d; color: #eee; border-color: #3a3a3d; }
body.dark-mode #target-area { background: #2a2a2d; border-color: #3a3a3d; }

body.dark-mode .mission-symbol,
body.dark-mode .help-icon { color: #fff !important; -webkit-text-stroke: 0 !important; }

body.dark-mode .bottom-nav { background: rgba(18,18,20,0.85); border-top-color: rgba(255,255,255,0.08); }
body.dark-mode .nav-item { color: #555; }
body.dark-mode .nav-item.active { color: #90caf9; }
body.dark-mode .nav-item.active .nav-icon { background: rgba(144,202,249,0.16); }

body.dark-mode .btn-sub { background: #2a2a2d; border: 1px solid #3a3a3d; color: #fff; }
body.dark-mode .btn-main { background: linear-gradient(135deg, #2a4f80, #1e3a5f); box-shadow: 0 10px 28px rgba(0,0,0,0.45); }
body.dark-mode .btn-blue { box-shadow: 0 6px 18px rgba(33,150,243,0.20); }

body.dark-mode .modal-box { background: #1c1c1e; }
body.dark-mode .modal-text { color: #eee; }
body.dark-mode .modal-btn-cancel { background: #2a2a2d; color: #bbb; }

body.dark-mode .report-card,
body.dark-mode .stat-card { background: #2a2a2d; border-color: #3a3a3d; }
body.dark-mode .report-card-title,
body.dark-mode .stat-card .stat-value { color: #90caf9; }
body.dark-mode .stat-card .stat-label { color: #888; }

body.dark-mode .sub-page-header,
body.dark-mode #help-screen > div:first-child,
body.dark-mode #tutorial-screen > div:first-child { border-bottom-color: rgba(255,255,255,0.08) !important; }
body.dark-mode .debug-section { border-top-color: rgba(255,255,255,0.08); }
body.dark-mode .help-item { border-bottom-color: rgba(255,255,255,0.08); }

body.dark-mode .super-aura {
    text-shadow: 0 0 4px #000,0 0 10px #ffea00,0 0 20px #ffea00,0 0 40px #ff6600;
}
body.dark-mode .new-badge { background: #ff4d42; }
body.dark-mode .memory-btn.flash { animation: memory-flash-dark-anim 0.5s ease-out forwards; }
@keyframes memory-flash-dark-anim {
    0%  { opacity: 0.65; transform: scale(1); }
    30% { opacity: 1; filter: brightness(1.9) drop-shadow(0 0 20px currentColor); transform: scale(1.14) translateY(-3px); }
    100%{ opacity: 0.65; transform: scale(1); }
}
body.dark-mode #view-mission div[style*="background-color"],
body.dark-mode #view-mission div[style*="#f9f9f9"] { background: #2a2a2d !important; border-color: #3a3a3d !important; }
body.dark-mode span[style*="color: #666"] { color: #aaa !important; }

/* =========================================
   26. ガイド（チュートリアル）ステップ
========================================= */
.guide-steps { display: flex; flex-direction: column; gap: 10px; }
.guide-step {
    display: flex; gap: 13px; align-items: flex-start; text-align: left;
    background: var(--surface-2); border-radius: var(--r-md); padding: 14px 15px;
    box-shadow: 0 3px 10px rgba(30,58,95,0.05);
}
.guide-step-num {
    width: 30px; height: 30px; border-radius: 50%; flex-shrink: 0;
    background: linear-gradient(135deg, var(--navy-mid), var(--navy));
    color: #fff; display: flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: 14px;
}
.guide-step-num.feat {
    background: linear-gradient(135deg, var(--sub), var(--blue));
    font-size: 17px;
}
.guide-step-body { flex: 1; }
.guide-step-title { font-size: 14.5px; font-weight: 800; color: var(--navy); margin-bottom: 4px; }
.guide-step-desc { font-size: 13px; color: var(--text-secondary); line-height: 1.6; }
.guide-note { font-size: 11.5px; color: #e74c3c; font-weight: 700; margin-top: 7px; line-height: 1.5; }

body.dark-mode .guide-step { background: #2a2a2d; box-shadow: none; }
body.dark-mode .guide-step-title { color: #eee; }
body.dark-mode .guide-step-desc { color: #aaa; }

/* =========================================
   ガイド／ミッション一覧の固定フッター
   （長い内容でも「閉じて戻る」ボタンを動かさない）
========================================= */
#tutorial-screen, #help-screen {
    /* box-sizing はホーム画面（content-box）と余白を揃えるため指定しない */
    display: flex;
    flex-direction: column;
    /* content-box では padding(上下40px) が外側に付くため、その分も引いて画面内に収める */
    max-height: calc(100dvh - 210px - env(safe-area-inset-bottom));
}
/* 天気予報の詳細ページ：最下部が下部ナビに隠れないよう余白を確保 */
#weather-screen { padding-bottom: calc(90px + env(safe-area-inset-bottom)); }
#tutorial-screen .tutorial-scroll,
#help-screen .help-list {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}
#tutorial-screen .page-close-btn,
#help-screen .page-close-btn {
    flex-shrink: 0;
}

/* =========================================
   睡眠診断レポート：期間切り替えタブ
========================================= */
.report-period-tabs { display: flex; gap: 8px; margin-bottom: 16px; }
.report-period-btn {
    flex: 1; padding: 9px 0; border: 2px solid var(--surface-2);
    background: var(--surface-2); border-radius: var(--r-full);
    font-size: 14px; font-weight: 800; color: var(--text-secondary);
    cursor: pointer; transition: all 0.15s; font-family: inherit;
}
.report-period-btn.active {
    background: var(--blue-light); border-color: var(--blue); color: var(--blue);
}
body.dark-mode .report-period-btn { background: #2a2a2d; border-color: #3a3a3d; color: #888; }
body.dark-mode .report-period-btn.active { background: #1e3a5f; border-color: var(--blue); color: #90caf9; }

/* =========================================
   🌤 天気ウィジェット
========================================= */
.weather-card {
    background: var(--surface-2);
    border-radius: var(--r-md);
    padding: 14px 16px;
    margin-bottom: 10px;
    box-shadow: 0 3px 10px rgba(30,58,95,0.06);
    min-height: 58px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.weather-state-loading {
    display: flex; align-items: center; justify-content: center;
    gap: 8px; font-size: 13px; color: var(--text-secondary);
}
.weather-state-error {
    display: flex; align-items: center; flex-wrap: wrap; gap: 8px;
}
.weather-err-txt { font-size: 13px; color: #e74c3c; flex: 1; }
.weather-retry-btn {
    background: none; border: 1.5px solid #e74c3c; color: #e74c3c;
    border-radius: var(--r-full); padding: 4px 12px;
    font-size: 12px; font-weight: 700; cursor: pointer;
    transition: background 0.15s;
}
.weather-retry-btn:active { background: rgba(231,76,60,0.1); }

/* コンテンツ行 */
.weather-main-row {
    display: flex; align-items: center; gap: 12px; margin-bottom: 8px;
}
.weather-icon-big { font-size: 36px; line-height: 1; flex-shrink: 0; }
.weather-info-col { flex: 1; min-width: 0; }
.weather-cond-txt {
    font-size: 12px; font-weight: 700; color: var(--text-secondary);
    margin-bottom: 2px; letter-spacing: 0.03em;
}
.weather-temp-row { display: flex; align-items: baseline; gap: 6px; }
.weather-temp-now {
    font-size: 26px; font-weight: 800; color: var(--navy); line-height: 1;
}
.weather-temp-range { font-size: 12px; color: var(--text-secondary); }
.weather-refresh-btn {
    background: none; border: none; font-size: 16px;
    padding: 4px 6px; cursor: pointer; opacity: 0.55;
    transition: opacity 0.2s, transform 0.3s; flex-shrink: 0;
}
.weather-refresh-btn:active { opacity: 1; transform: rotate(180deg); }

/* 詳細チップ行 */
.weather-detail-row {
    display: flex; gap: 6px; flex-wrap: wrap;
    padding-top: 8px;
    border-top: 1px solid rgba(30,58,95,0.08);
}
.weather-chip {
    display: inline-flex; align-items: center; gap: 2px;
    background: var(--blue-light); color: var(--navy);
    padding: 3px 9px; border-radius: var(--r-full);
    font-size: 11px; font-weight: 600;
}

/* 週間予報（7日間） */
.weather-week {
    margin-top: 10px; padding-top: 10px;
    border-top: 1px solid rgba(30,58,95,0.08);
    display: flex; flex-direction: column; gap: 1px;
}
.week-row {
    display: grid;
    grid-template-columns: 40px 26px 1fr auto;
    align-items: center; gap: 8px;
    padding: 5px 7px; border-radius: 9px;
    font-size: 13px;
}
.week-row.week-today { background: var(--blue-light); }
.week-day { font-weight: 700; color: var(--navy); font-size: 12px; }
.week-day.week-weekend { color: #e74c3c; }
.week-icon { font-size: 17px; text-align: center; line-height: 1; }
.week-pop { font-size: 11px; color: var(--sub); font-weight: 700; }
.week-temp { display: flex; gap: 9px; justify-content: flex-end; }
.week-max { font-weight: 700; color: var(--navy); }
.week-min { color: var(--text-secondary); }

/* ダークモード */
body.dark-mode .weather-card { background: #242428; }
body.dark-mode .weather-temp-now { color: #d0e8ff; }
body.dark-mode .weather-cond-txt,
body.dark-mode .weather-temp-range { color: #888 !important; }
body.dark-mode .weather-chip { background: rgba(33,150,243,0.15); color: #90caf9; }
body.dark-mode .weather-detail-row { border-top-color: rgba(255,255,255,0.08); }
body.dark-mode .weather-state-loading { color: #777; }
body.dark-mode .weather-week { border-top-color: rgba(255,255,255,0.08); }
body.dark-mode .week-row.week-today { background: rgba(33,150,243,0.15); }
body.dark-mode .week-day,
body.dark-mode .week-max { color: #d0e8ff !important; }
body.dark-mode .week-day.week-weekend { color: #ff6b6b !important; }
body.dark-mode .week-min { color: #888 !important; }
body.dark-mode .week-pop { color: #90caf9; }

/* カード内：詳細ページへの導線ボタン */
.weather-detail-btn {
    width: 100%; margin-top: 10px;
    border: none; background: none;
    border-top: 1px solid rgba(30,58,95,0.08);
    padding: 10px 0 2px; cursor: pointer;
    font-size: 12.5px; font-weight: 700; color: var(--blue);
    text-align: center; -webkit-tap-highlight-color: transparent;
    transition: opacity 0.15s;
}
.weather-detail-btn:active { opacity: 0.55; }

/* 天気詳細ページ：大きな現在の天気 */
.weather-detail-hero {
    text-align: center; padding: 22px 16px 24px;
    background: linear-gradient(135deg, var(--navy-mid) 0%, var(--navy) 100%);
    border-radius: var(--r-lg); color: #fff;
    box-shadow: 0 12px 32px rgba(30,58,95,0.22);
    margin-bottom: 6px;
}
.wd-hero-date { font-size: 15px; font-weight: 700; opacity: 0.85; margin-bottom: 6px; letter-spacing: 0.02em; }
.wd-hero-icon { font-size: 66px; line-height: 1; }
.wd-hero-temp { font-size: 50px; font-weight: 800; line-height: 1.1; margin-top: 2px; letter-spacing: -0.02em; }
.wd-hero-cond { font-size: 15px; font-weight: 700; opacity: 0.92; margin-top: 2px; }
.wd-hero-city { font-size: 13px; opacity: 0.78; margin-top: 8px; min-height: 16px; }
.wd-hero-chips { display: flex; justify-content: center; gap: 8px; margin-top: 16px; flex-wrap: wrap; }
.wd-hero-chips .weather-chip { background: rgba(255,255,255,0.18); color: #fff; }
.wd-hero-updated { font-size: 11px; color: var(--text-secondary); margin-top: 14px; text-align: center; }

/* 詳細ページの週間予報は少し大きめに */
#weather-week-detail { border-top: none; margin-top: 4px; padding-top: 0; }
#weather-week-detail .week-row { padding: 10px 12px; font-size: 14.5px; grid-template-columns: 48px 30px 1fr auto; }
#weather-week-detail .week-icon { font-size: 21px; }
#weather-week-detail .week-day { font-size: 13px; }
#weather-week-detail .week-pop { font-size: 12px; }

/* ダークモード */
body.dark-mode .weather-detail-btn { border-top-color: rgba(255,255,255,0.08); color: #90caf9; }
body.dark-mode .weather-detail-hero {
    background: linear-gradient(135deg, #1e3a5f 0%, #0f1f38 100%);
    box-shadow: 0 12px 32px rgba(0,0,0,0.5);
}

/* hero：ラベル付き指標カード */
.wd-metrics { display: flex; gap: 8px; margin-top: 16px; }
.wd-metric {
    flex: 1; background: rgba(255,255,255,0.14);
    border-radius: var(--r-sm); padding: 9px 5px; text-align: center;
}
.wd-metric-label { font-size: 10px; opacity: 0.85; margin-bottom: 4px; font-weight: 700; line-height: 1.25; }
.wd-metric-val { font-size: 15px; font-weight: 800; }

/* 1時間ごと予報（横スクロール） */
.wd-hourly-head {
    display: flex; align-items: baseline; gap: 10px;
    padding: 0 4px 6px; flex-wrap: wrap;
}
.wd-hourly-date { font-size: 14px; font-weight: 800; color: var(--navy); }
.wd-hourly-sum { font-size: 12px; color: var(--text-secondary); font-weight: 600; }
.wd-hourly-scroll {
    display: flex; gap: 8px; overflow-x: auto;
    padding: 4px 4px 12px; margin-bottom: 4px;
    -webkit-overflow-scrolling: touch; scroll-snap-type: x proximity;
}
.wd-hourly-scroll::-webkit-scrollbar { height: 5px; }
.wd-hourly-scroll::-webkit-scrollbar-thumb { background: rgba(30,58,95,0.2); border-radius: 3px; }
.wd-hour {
    flex: 0 0 auto; width: 58px; scroll-snap-align: start;
    background: var(--surface-2); border-radius: 12px;
    padding: 10px 4px; display: flex; flex-direction: column;
    align-items: center; gap: 4px;
}
.wd-hour.wd-hour-now { background: var(--blue-light); box-shadow: inset 0 0 0 2px var(--blue); }
.wd-hour-time { font-size: 11px; font-weight: 700; color: var(--text-secondary); }
.wd-hour-icon { font-size: 20px; line-height: 1; }
.wd-hour-temp { font-size: 14px; font-weight: 800; color: var(--navy); }
.wd-hour-pop  { font-size: 10px; color: var(--sub); font-weight: 700; min-height: 13px; }

/* 日別：タップ可能＋選択＋過去日＋日付 */
#weather-week-detail .week-row {
    cursor: pointer; -webkit-tap-highlight-color: transparent;
    transition: background 0.15s;
}
#weather-week-detail .week-row:active { background: var(--blue-light); }
#weather-week-detail .week-row.week-selected { box-shadow: inset 0 0 0 2px var(--blue); }
#weather-week-detail .week-day {
    display: flex; flex-direction: column; align-items: flex-start; line-height: 1.15;
}
.week-row.week-past { opacity: 0.62; }
.week-date { font-size: 10px; font-weight: 600; color: var(--text-secondary); }

/* ダークモード */
body.dark-mode .wd-hour { background: #242428; }
body.dark-mode .wd-hour.wd-hour-now { background: rgba(33,150,243,0.18); box-shadow: inset 0 0 0 2px #4a90d9; }
body.dark-mode .wd-hour-temp { color: #d0e8ff; }
body.dark-mode .wd-hour-time,
body.dark-mode .week-date { color: #888 !important; }
body.dark-mode .wd-hourly-date { color: #d0e8ff; }
body.dark-mode #weather-week-detail .week-row.week-selected { box-shadow: inset 0 0 0 2px #4a90d9; }
body.dark-mode #weather-week-detail .week-row:active { background: rgba(33,150,243,0.15); }

/* 日別予報の見出し行（最高/最低などの表示名） */
#weather-week-detail .week-head-row {
    display: grid; grid-template-columns: 64px 28px 1fr auto;
    align-items: center; gap: 8px; padding: 0 12px 7px; cursor: default;
}
.week-head-cell { font-size: 10px; font-weight: 700; color: var(--text-secondary); letter-spacing: 0.02em; }
.week-head-row .week-temp { gap: 9px; }
.week-head-row .week-temp .week-head-cell { min-width: 24px; text-align: right; }

/* 1時間ごとカードはタップ可能 */
.wd-hour { cursor: pointer; transition: transform 0.12s ease; }
.wd-hour:active { transform: scale(0.94); }

/* 時刻ごとの詳細モーダル */
.hour-detail-box { max-width: 300px; text-align: center; }
.hd-time { font-size: 15px; font-weight: 800; color: var(--navy); margin-bottom: 6px; }
.hd-icon { font-size: 52px; line-height: 1; }
.hd-cond { font-size: 14px; font-weight: 700; color: var(--text-secondary); margin: 4px 0 16px; }
.hd-rows { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.hd-row {
    display: flex; justify-content: space-between; align-items: center;
    background: var(--surface-2); border-radius: 12px; padding: 11px 14px;
}
.hd-label { font-size: 13px; font-weight: 700; color: var(--text-secondary); }
.hd-val { font-size: 16px; font-weight: 800; color: var(--navy); }

body.dark-mode .hd-time { color: #d0e8ff; }
body.dark-mode .hd-row { background: #242428; }
body.dark-mode .hd-val { color: #d0e8ff; }
body.dark-mode .hd-cond,
body.dark-mode .hd-label { color: #999; }