:root {
    --bg-main: #f7f5f0;
    --bg-secondary: #edeae3;
    --bg-input: #ffffff;
    --bg-hover: #e3dfd7;
    --bg-user: #8b6914;
    --border-color: rgba(180, 170, 155, 0.35);
    --text-primary: #1a1a1a;
    --text-secondary: #6b6560;
    --text-tertiary: #a09890;
    --accent: #b8860b;
    --accent-dim: rgba(184, 134, 11, 0.12);
    --accent-gradient: linear-gradient(135deg, #d4a853 0%, #b8860b 100%);
    --gold: #b8860b;
    --gold-dim: rgba(184, 134, 11, 0.12);
    --gold-gradient: linear-gradient(135deg, #d4a853 0%, #b8860b 100%);
    --radius: 24px;
    --radius-sm: 16px;
    --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --amber-warm: #c97d1d;
    --amber-glow: rgba(201, 125, 29, 0.15);
    --glass-bg: rgba(247, 245, 240, 0.72);
    --glass-border: rgba(184, 134, 11, 0.18);
    --shadow-gold: 0 8px 32px rgba(184, 134, 11, 0.12);
}

/* ============================================
   Landing Page (旧 Login Screen)
   ============================================ */
.landing {
    position: fixed;
    inset: 0;
    overflow-y: auto;
    overflow-x: hidden;
    background: var(--bg-main);
    z-index: 100;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: y mandatory;
    overscroll-behavior: none;
    overscroll-behavior-y: none;
}

@keyframes landingFade {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ヘッダー (常時表示・固定) */
.landing-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 24px;
    z-index: 110;
    background: rgba(237, 234, 227, 0.78);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(184, 134, 11, 0.08);
}

.landing-logo {
    font-family: 'DM Serif Display', 'Noto Serif JP', serif;
    font-size: 22px;
    letter-spacing: 1px;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.landing-header-actions {
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.landing-header-policy {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    line-height: 1.15;
    gap: 1px;
    padding: 4px 10px;
    font-size: 11px;
    color: var(--text-secondary);
    text-decoration: none;
    border: 1px solid rgba(184, 134, 11, 0.2);
    border-radius: 6px;
    background: transparent;
    transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
    letter-spacing: 0.2px;
}
.landing-header-policy:hover {
    color: var(--gold);
    border-color: var(--gold);
    background: rgba(184, 134, 11, 0.08);
}

.landing-header-login {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: #fff;
    border: none;
    border-radius: 999px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    color: #1f1f1f;
    cursor: pointer;
    transition: background 0.35s ease, color 0.35s ease, border-color 0.35s ease,
                box-shadow 0.35s ease, transform 0.25s ease;
    box-shadow: 0 2px 10px rgba(184, 134, 11, 0.08);
}

.landing-header-login:hover {
    border-color: var(--gold);
    box-shadow: 0 4px 16px rgba(184, 134, 11, 0.18);
    transform: translateY(-1px);
}

.landing-header-login:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* 3ページ目到達時: ログインボタンをゴールドテーマに切替 */
.landing-header.is-final .landing-header-login {
    background: var(--gold-gradient);
    border-color: transparent;
    color: #fff;
    box-shadow: 0 8px 24px rgba(184, 134, 11, 0.35),
                inset 0 1px 0 rgba(255, 255, 255, 0.25);
}
.landing-header.is-final .landing-header-login .google-logo {
    background: #fff;
    border-radius: 50%;
    padding: 1px;
}
.landing-header.is-final .landing-header-login:hover {
    box-shadow: 0 12px 30px rgba(184, 134, 11, 0.45),
                inset 0 1px 0 rgba(255, 255, 255, 0.35);
    transform: translateY(-2px);
}

/* セクション共通 */
.landing-section {
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 96px 24px 64px;
    scroll-snap-align: start;
    scroll-snap-stop: always;
}

/* Hero */
.landing-hero {
    position: relative;
    overflow: hidden;
    align-items: flex-start;     /* 上寄せ配置 */
    padding-top: clamp(110px, 16vh, 180px);
}

.landing-hero::before,
.landing-hero::after { content: none; }

.landing-hero-inner {
    position: relative;
    text-align: center;
    max-width: 560px;
    animation: landingFade 0.9s ease-out both;
}

.landing-kicker {
    display: inline-block;
    font-family: 'Noto Serif JP', serif;
    font-size: clamp(18px, 4.5vw, 26px);
    letter-spacing: 0.4em;
    color: var(--gold);
    margin-bottom: -6px;
    font-weight: 500;
    opacity: 0.92;
}

.landing-title {
    font-family: 'DM Serif Display', 'Noto Serif JP', serif;
    font-size: clamp(88px, 18vw, 156px);
    font-weight: 400;
    letter-spacing: -4px;
    background: linear-gradient(135deg, #e6c071 0%, #c9941a 45%, #8b6914 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.18;
    padding-bottom: 0.12em;
    margin: 0;
    overflow: visible;
    filter: drop-shadow(0 4px 18px rgba(184, 134, 11, 0.18));
}

.landing-lead {
    font-family: 'DM Serif Display', 'Noto Serif JP', serif;
    font-size: clamp(20px, 4.5vw, 28px);
    color: var(--text-primary);
    margin-top: 28px;
    letter-spacing: 0.5px;
}

.landing-sub {
    font-size: clamp(15px, 4vw, 18px);
    line-height: 1.9;
    color: var(--text-secondary);
    margin-top: 22px;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}

.landing-primary-cta {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-top: 20px;
    padding: 16px 34px;
    background: var(--gold-gradient);
    color: #fff;
    border: none;
    border-radius: 999px;
    font-family: 'DM Serif Display', 'Noto Serif JP', serif;
    font-size: 17px;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: transform 0.25s cubic-bezier(.2,.8,.2,1),
                box-shadow 0.25s cubic-bezier(.2,.8,.2,1);
    box-shadow: 0 8px 28px rgba(184, 134, 11, 0.32),
                inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.landing-primary-cta:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 14px 36px rgba(184, 134, 11, 0.45),
                inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

.landing-primary-cta:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.landing-primary-cta .google-logo {
    background: #fff;
    border-radius: 50%;
    padding: 2px;
}

/* スクロール誘導アイコン (各セクション下部) */
.landing-section { position: relative; }

.landing-scroll-cue {
    position: absolute;
    left: 50%;
    bottom: calc(28px + env(safe-area-inset-bottom));
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    color: var(--text-tertiary);
    text-decoration: none;
    cursor: pointer;
    z-index: 2;
}

.landing-scroll-cue-label {
    font-size: 12px;
    letter-spacing: 5px;
    font-weight: 600;
    opacity: 0.85;
}

.landing-scroll-cue-icon {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1.5px solid rgba(184, 134, 11, 0.45);
    background: rgba(255, 255, 255, 0.65);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    animation: scrollCueBounce 2.2s ease-in-out infinite;
    transition: var(--transition);
    box-shadow: 0 4px 14px rgba(184, 134, 11, 0.18);
}

.landing-scroll-cue-icon svg {
    width: 26px;
    height: 26px;
    stroke-width: 2;
}

.landing-scroll-cue:hover .landing-scroll-cue-icon {
    transform: scale(1.08);
    box-shadow: 0 6px 18px rgba(184, 134, 11, 0.25);
}

@keyframes scrollCueBounce {
    0%, 100% { transform: translateY(0); opacity: 0.7; }
    50% { transform: translateY(6px); opacity: 1; }
}

/* Features (背景は親 .landing の単色) */
.landing-features {
    background: transparent;
    align-items: flex-start;
    padding-top: clamp(110px, 16vh, 180px);
}

.landing-features-alt {
    background: transparent;
    align-items: flex-start;
    padding-top: clamp(110px, 16vh, 180px);
}

/* 最後のセクションにはスクロール誘導不要 */
.landing-features-alt .landing-scroll-cue { display: none; }

/* CTA 直下のプライバシーポリシーリンク */
.landing-cta-policy {
    display: block;
    width: fit-content;
    margin: 28px auto 0;
    font-size: 12px;
    color: var(--text-tertiary);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.2s;
}
.landing-cta-policy:hover {
    color: var(--gold);
}

.landing-features-inner {
    max-width: 960px;
    width: 100%;
    text-align: center;
}

.landing-section-label {
    font-size: clamp(13px, 3vw, 16px);
    letter-spacing: 6px;
    color: var(--gold);
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 14px;
}

.landing-section-title {
    font-family: 'DM Serif Display', 'Noto Serif JP', serif;
    font-size: clamp(32px, 7vw, 48px);
    font-weight: 400;
    color: var(--text-primary);
    letter-spacing: -0.5px;
    margin: 0 0 16px;
    line-height: 1.3;
}

.landing-section-lead {
    font-size: clamp(14px, 3.5vw, 16px);
    line-height: 1.8;
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto 48px;
}

/* 機能セクション：左右交互の縦積みレイアウト */
.landing-section-title {
    margin-bottom: 32px !important;
}

.landing-feature-row {
    display: flex;
    align-items: center;
    gap: clamp(24px, 6vw, 80px);
    padding: 36px 0;
    text-align: center;
}

.landing-feature-row.reverse {
    flex-direction: row-reverse;
}

.landing-feature-row-text {
    flex: 0 0 60%;
    min-width: 0;
}

.landing-feature-row-text p {
    font-size: clamp(15px, 3.5vw, 18px);
    line-height: 1.9;
    color: var(--text-secondary);
    margin: 0;
    max-width: 380px;
}

.landing-feature-row-text p {
    margin-left: auto;
    margin-right: auto;
}

.landing-feature-row-head {
    flex: 0 0 40%;
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    text-align: center;
}

.landing-feature-row-head h3 {
    font-family: 'DM Serif Display', 'Noto Serif JP', serif;
    font-size: clamp(22px, 4.2vw, 30px);
    font-weight: 400;
    color: var(--text-primary);
    margin: 0;
    letter-spacing: 0.3px;
    word-break: keep-all;
    overflow-wrap: normal;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.landing-feature-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gold-gradient);
    border-radius: 18px;
    color: #fff;
    box-shadow: 0 10px 26px rgba(184, 134, 11, 0.28);
}

/* スクロールリビールアニメーション */
.reveal {
    opacity: 0;
    transform: translateY(60px);
    filter: blur(6px);
    transition:
        opacity 1.05s cubic-bezier(.2,.8,.2,1),
        transform 1.05s cubic-bezier(.2,.8,.2,1),
        filter 1.05s cubic-bezier(.2,.8,.2,1);
    transition-delay: var(--delay, 0s);
    will-change: opacity, transform, filter;
}

/* 機能行はゆっくりスタイリッシュに流れ込む */
.landing-feature-row.reveal {
    transition:
        opacity 1.8s cubic-bezier(.16,.84,.28,1),
        transform 1.8s cubic-bezier(.16,.84,.28,1),
        filter 1.8s cubic-bezier(.16,.84,.28,1);
}
.landing-feature-row.reveal[data-dir="left"] {
    transform: translateX(-140px) translateY(24px);
}
.landing-feature-row.reveal[data-dir="right"] {
    transform: translateX(140px) translateY(24px);
}

/* タイトルは大きくスケール+ブラーで登場 */
.reveal-title {
    transform: translateY(40px) scale(0.82);
    filter: blur(18px);
}

/* CTA はオーバーシュート気味にポップ */
.reveal-pop {
    transform: translateY(20px) scale(0.7);
    transition:
        opacity 0.7s ease-out,
        transform 0.85s cubic-bezier(.34, 1.56, .64, 1),
        filter 0.7s ease-out;
    transition-delay: var(--delay, 0s);
}

.reveal.in-view {
    opacity: 1;
    transform: translate(0, 0) scale(1) !important;
    filter: blur(0) !important;
}

@media (prefers-reduced-motion: reduce) {
    .reveal {
        transition: none !important;
        opacity: 1 !important;
        transform: none !important;
        filter: none !important;
    }
}

.landing-primary-cta-outro {
    margin-top: 16px;
}

/* タブレット/モバイル: 横並びを維持しつつ縦の余白を活かす */
@media (max-width: 720px) {
    /* 全セクション共通の上下余白（1,2,3ページで同一位置に揃える） */
    .landing-hero,
    .landing-features,
    .landing-features-alt {
        min-height: 100dvh;
        align-items: stretch;
        padding-top: 8vh;
        padding-bottom: calc(5vh + env(safe-area-inset-bottom));
    }
    .landing-hero-inner,
    .landing-features .landing-features-inner,
    .landing-features-alt .landing-features-inner {
        display: flex;
        flex-direction: column;
        flex: 1;
    }
    .landing-hero-inner {
        justify-content: center;
        align-items: center;
        width: 100%;
        gap: 28px;
    }
    /* 2,3ページ目: 上詰め・余白圧縮 */
    .landing-features,
    .landing-features-alt {
        padding-top: calc(16vh + env(safe-area-inset-top));
        padding-bottom: calc(4vh + env(safe-area-inset-bottom));
    }
    .landing-features .landing-features-inner,
    .landing-features-alt .landing-features-inner {
        justify-content: flex-start;
        gap: 28px;
    }
    .landing-features .landing-section-label,
    .landing-features-alt .landing-section-label {
        margin-bottom: 10px;
    }
    .landing-features .landing-section-title,
    .landing-features-alt .landing-section-title {
        margin-bottom: 20px !important;
    }
    .landing-features .landing-feature-row,
    .landing-features-alt .landing-feature-row {
        padding: 18px 0;
        gap: 16px;
    }
    /* CTA とポリシーは中央寄せ・自然幅に */
    .landing-features-alt .landing-primary-cta-outro {
        align-self: center;
    }
    .landing-features-alt .landing-cta-policy {
        align-self: center;
    }
    .landing-feature-row-head {
        gap: 10px;
    }
    .landing-feature-row-text p {
        max-width: none;
    }
}

/* モバイル調整 */
@media (max-width: 480px) {
    .landing-header {
        padding: 12px 16px;
    }
    .landing-logo {
        font-size: 18px;
    }
    .landing-header-login {
        padding: 7px 12px;
        font-size: 13px;
    }
    .landing-section {
        padding-left: 20px;
        padding-right: 20px;
    }
    .landing-features-alt .landing-primary-cta-outro { margin-top: 8px; }
    .landing-cta-policy { margin-top: 12px; font-size: 11px; }
    .landing-feature-icon {
        width: 50px;
        height: 50px;
        border-radius: 14px;
    }
    .landing-feature-icon svg {
        width: 24px;
        height: 24px;
    }
    .landing-feature-row-head h3 {
        font-size: 19px;
    }
    .landing-scroll-cue {
        bottom: calc(22px + env(safe-area-inset-bottom));
    }
    .landing-scroll-cue-icon {
        width: 40px;
        height: 40px;
    }
    .landing-scroll-cue-icon svg {
        width: 22px;
        height: 22px;
    }
    .landing-scroll-cue-label {
        font-size: 11px;
        letter-spacing: 4px;
    }
}

/* 縦に短いビューポート（横向きモバイルや小型ノート） */
@media (max-height: 720px) {
    .landing-features-alt .landing-primary-cta-outro { margin-top: 20px; }
}

/* PWA standalone（ホーム画面追加）: URLバーが無く 100dvh が大きくなるため、
   2,3ページ目の上余白を少し増やしてブラウザ表示と位置を揃える */
@media (display-mode: standalone) and (max-width: 720px) {
    .landing-features,
    .landing-features-alt {
        padding-top: calc(19vh + env(safe-area-inset-top));
    }
}

/* サブアクション用リンク（未使用になる想定・残しても無害） */
.login-legacy-link {
    background: none;
    border: none;
    color: var(--text-tertiary);
    font-size: 13px;
    font-family: inherit;
    text-decoration: underline;
    cursor: pointer;
    padding: 8px;
    margin-bottom: 4vh;
    transition: color 0.2s;
}
.login-legacy-link:hover {
    color: var(--text-secondary);
}

/* ============================================
   Header Updates
   ============================================ */
.header {
    position: relative;
}

.logout-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    margin-left: 8px;
}

.logout-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Google ログイン処理中オーバーレイ */
.login-loading-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg-main);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: env(safe-area-inset-top);
    padding-bottom: env(safe-area-inset-bottom);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease-out, visibility 0s linear 0.2s;
}

.login-loading-overlay.is-visible {
    opacity: 1;
    visibility: visible;
    transition: opacity 0.2s ease-out, visibility 0s linear 0s;
}

html, body {
    height: 100%;
    overflow: hidden;
    position: fixed;
    width: 100%;
}

body {
    font-family: 'DM Serif Display', 'Noto Serif JP', serif;
    background: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -webkit-text-size-adjust: 100%;
    touch-action: manipulation;
}

.app {
    display: flex;
    flex-direction: column;
    height: 100dvh;
    max-width: 100%;
    overflow: hidden;
}

/* Header - タブ行のみ（アクションはメニューサイドバーへ移行） */
.header {
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
    position: sticky;
    top: 0;
    z-index: 30;
}

/* メニューサイドバー */
.menu-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 50;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.menu-backdrop.open {
    display: block;
    opacity: 1;
}

.menu-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: min(50vw, 220px);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    border-top-right-radius: 16px;
    border-bottom-right-radius: 16px;
    overflow: hidden;
    z-index: 60;
    display: flex;
    flex-direction: column;
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.menu-sidebar.open {
    transform: translateX(0);
}

.menu-sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.menu-sidebar-header h2 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.menu-sidebar-body {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.menu-section {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.menu-section-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.02em;
    margin-bottom: 8px;
    text-align: left;
    align-self: stretch;
}

.menu-section .history-btn,
.menu-section .new-chat-btn,
.menu-section .menu-action-btn,
.menu-section .records-header-btn,
.menu-section .sort-select,
.menu-section .records-search-wrapper {
    width: 100%;
}

.menu-section .history-btn,
.menu-section .new-chat-btn,
.menu-section .menu-action-btn,
.menu-section .records-header-btn,
.menu-section .sort-select {
    justify-content: flex-start;
    padding: 10px 14px;
    font-size: 13px;
    font-weight: 600;
}

.records-search-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.records-search-icon {
    position: absolute;
    left: 12px;
    color: #9a8f82;
    pointer-events: none;
}

.records-search-input {
    width: 100%;
    padding: 10px 14px 10px 36px;
    /* iOS Safariの自動ズーム回避のため16px */
    font-size: 16px;
    font-weight: 600;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: inherit;
    outline: none;
    transition: var(--transition);
    box-sizing: border-box;
}

.records-search-input::placeholder {
    color: #9a8f82;
    font-weight: 500;
}

.records-search-input:focus {
    border-color: var(--gold);
    box-shadow: 0 0 0 3px var(--gold-dim);
}

.records-search-wrapper:focus-within .records-search-icon {
    color: var(--gold);
}

.menu-section .history-btn svg,
.menu-section .new-chat-btn svg,
.menu-section .menu-action-btn svg {
    width: 16px;
    height: 16px;
}

.account-actions {
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.account-name-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
}

.account-name-btn:hover {
    background: var(--bg-hover);
    border-color: var(--gold);
    color: var(--gold);
}

.account-name-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    min-width: 0;
    flex: 1;
}

.account-name-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
}

.account-name-value {
    font-size: 13px;
    font-weight: 600;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.account-name-btn svg {
    flex-shrink: 0;
    color: var(--text-secondary);
}

.account-name-btn:hover svg {
    color: var(--gold);
}

.menu-sidebar-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

.menu-logout-btn {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 8px;
    width: 100%;
    padding: 10px 14px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.menu-logout-btn:hover {
    background: rgba(217, 48, 37, 0.08);
    border-color: rgba(217, 48, 37, 0.3);
    color: #d93025;
}

@supports (padding: max(0px)) {
    .menu-sidebar-header {
        padding-top: max(16px, env(safe-area-inset-top));
        padding-left: max(16px, env(safe-area-inset-left));
    }
    .menu-sidebar-body {
        padding-left: max(16px, env(safe-area-inset-left));
    }
    .menu-sidebar-footer {
        padding-bottom: max(12px, env(safe-area-inset-bottom));
        padding-left: max(16px, env(safe-area-inset-left));
    }
}

.icon-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
}

.icon-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.history-btn,
.new-chat-btn,
.menu-action-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 5px 14px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: #4a4540;
    font-family: inherit;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.history-btn:hover,
.new-chat-btn:hover,
.menu-action-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.model-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.status-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--accent-dim);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    color: var(--accent);
}

.status-dot {
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
}

/* Main Area */
.main-area {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

/* Welcome Screen */
.welcome-screen {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 16px;
    gap: 32px;
    overflow: hidden;
}

/* PC: greeting(0) → input(1) → suggestions(2) */
.welcome-screen .chat-greeting { order: 0; }
.welcome-screen .welcome-input-slot { order: 1; }
.welcome-screen .suggestions-carousel { order: 2; }

.chat-greeting {
    font-family: 'DM Serif Display', 'Noto Serif JP', serif;
    font-size: 28px;
    font-weight: 400;
    color: #b8860b;
    margin-bottom: 0;
}

@media (max-width: 640px) {
    .chat-greeting {
        font-size: 23px;
    }
}

.welcome-input-slot {
    width: 100%;
    max-width: 600px;
    margin-top: 30px;
}

.input-area.welcome-position {
    padding: 0;
    background: transparent;
}

.input-area.welcome-position .input-wrapper {
    max-width: 100%;
}

.suggestions-carousel {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    max-width: 540px;
    width: 100%;
}

/* カルーセル: スライドトラック */
.carousel-track {
    width: 100%;
}

.carousel-slide {
    display: none;
    width: 100%;
    animation: carouselFadeIn 0.4s ease;
}

.carousel-slide.active {
    display: flex;
}

@keyframes carouselFadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* カルーセル: 矢印＋スライドの横並び行 */
.carousel-row {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
}

/* 前後ナビボタン */
.carousel-nav-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 700;
    line-height: 1;
    color: var(--accent);
    cursor: pointer;
    transition: var(--transition);
    -webkit-tap-highlight-color: transparent;
    outline: none;
    flex-shrink: 0;
    padding: 0;
}

.carousel-nav-btn:hover {
    background: var(--accent-dim);
    border-color: var(--accent);
    box-shadow: 0 2px 8px rgba(184, 134, 11, 0.18);
}

/* バーインジケーター */
.carousel-dots {
    display: flex;
    gap: 6px;
    align-items: center;
    width: 100%;
    padding: 0 40px; /* nav-btn(30px) + gap(10px) */
    box-sizing: border-box;
}

.carousel-dot {
    flex: 1;
    height: 2px;
    border-radius: 2px;
    background: var(--border-color);
    transition: var(--transition);
}

.carousel-dot.active {
    background: var(--accent);
}

.suggestion-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 12px 20px;
    width: 100%;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 16px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    -webkit-tap-highlight-color: transparent;
    outline: none;
    white-space: nowrap;
}

.suggestion-btn:hover {
    color: var(--accent);
    transform: translateY(-2px);
}

.suggestion-icon {
    font-size: 20px;
    flex-shrink: 0;
}

/* Chat Area */
.chat-area {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.chat-container {
    flex: 1;
    max-width: 768px;
    width: 100%;
    margin: 0 auto;
    padding: 36px 24px;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

/* Messages */
.message {
    display: flex;
    gap: 16px;
    animation: fadeIn 0.3s ease;
}

.message.user {
    justify-content: flex-end;
}

.message.user .message-content {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    max-width: 100%;
}

.message.user .message-body {
    flex: none;
    background: rgba(184, 134, 11, 0.08);
    color: var(--text-primary);
    padding: 12px 20px;
    border-radius: 20px;
    max-width: 85%;
    width: fit-content;
    box-shadow: none;
    word-break: break-word;
}

.message.user .message-body p {
    color: var(--text-primary);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


.message-content {
    flex: 1;
    min-width: 0;
    max-width: 85%;
}

.agent-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 4px;
    letter-spacing: 0.3px;
}

.message-body {
    flex: 1;
    min-width: 0;
}

.message.assistant .message-content {
    max-width: 95%;
}

.message.assistant .message-body {
    background: transparent;
    padding: 0;
}

.message-body p {
    margin-bottom: 8px;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-primary);
}

.message-body p:last-child {
    margin-bottom: 0;
}

.message-body a {
    color: var(--gold);
    text-decoration: underline;
    word-break: break-all;
}

.message-body a:hover {
    opacity: 0.8;
}

/* Link Card — ニュースリンクをコンパクトボタンとして表示 */
.link-card-message {
    margin-top: 2px;
    margin-bottom: 2px;
}

/* コンテンツ幅に合わせてバブル幅を縮小 */
.link-card-message .message-content {
    flex: none;
    width: fit-content;
    max-width: 85%;
}

.link-card {
    background: transparent;
    border: none;
    border-radius: 0;
    overflow: visible;
    display: inline-flex;
    flex-direction: column;
}

.link-card-item {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    text-decoration: none;
    color: var(--text-primary);
    font-size: 16px;
    line-height: 1.7;
    transition: var(--transition);
    border-bottom: none;
    background: rgba(184, 134, 11, 0.08);
    border-radius: 20px;
}

.link-card-item:last-child {
    border-bottom: none;
}

.link-card-item:hover {
    color: var(--accent);
    background: rgba(184, 134, 11, 0.08);
    text-decoration: none;
    transform: translateY(-2px);
}

.link-card-icon {
    font-size: 20px;
    flex-shrink: 0;
}

.link-card-label {
    color: inherit;
    word-break: break-word;
}

/* Typing Indicator — ステータスメッセージ + ドットアニメーション */
.message-body:has(.typing-indicator) {
    background: transparent !important;
    box-shadow: none !important;
    padding: 4px 0 !important;
}

.typing-indicator {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 0;
    line-height: 1;
}

.typing-status-text {
    font-size: 16px;
    color: var(--gold);
    transition: opacity 0.3s ease;
}

.typing-dots {
    color: var(--gold);
    font-size: 16px;
}

.typing-dots::after {
    content: '';
    animation: typingDots 1.5s steps(4, end) infinite;
}

@keyframes typingDots {
    0%   { content: ''; }
    25%  { content: '•'; }
    50%  { content: '••'; }
    75%  { content: '•••'; }
    100% { content: ''; }
}

/* タイピングインジケーター：エージェント名のフェードトランジション */
#typingAgentName {
    transition: opacity 0.3s ease;
}

#typingAgentName.fading {
    opacity: 0;
}

#typingAgentName.initial {
    opacity: 1;
}

.typing-status-text.fading {
    opacity: 0;
}

/* Input Area */
.input-area {
    padding: 16px;
    background: var(--bg-main);
    flex-shrink: 0;
}

.input-wrapper {
    max-width: 768px;
    margin: 0 auto;
}

.input-container {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 10px 14px;
    transition: var(--transition);
}

.input-container:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

#userInput {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 16px; /* iOS auto-zoom prevention (must be 16px+) */
    font-family: inherit;
    line-height: 1.5;
    resize: none;
    outline: none;
    min-height: 28px;
    max-height: 200px;
    overflow-y: auto;
    touch-action: auto;
}

#userInput::placeholder {
    color: var(--text-tertiary);
}

.send-btn {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-gradient);
    border: none;
    border-radius: 50%;
    color: #000000;
    cursor: pointer;
    transition: var(--transition);
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(184, 134, 11, 0.25);
}

.send-btn:hover:not(:disabled) {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(184, 134, 11, 0.3);
}

.send-btn:disabled {
    background: var(--bg-hover);
    color: var(--text-tertiary);
    cursor: not-allowed;
}

/* 送信ボタン ローディングスピナー */
.send-btn.loading {
    background: var(--accent-gradient);
    cursor: wait;
}

.send-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* 送信中の入力エリア */
.input-area.sending .input-container {
    border-color: var(--accent);
    opacity: 0.7;
}

/* エラーメッセージ + リトライボタン */
.error-message .error-body {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    background: transparent !important;
    border: none;
    box-shadow: none !important;
    padding: 0 !important;
}

.error-text-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.error-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    background: var(--accent-gradient);
    color: #fff;
    border-radius: 50%;
    font-size: 12px;
    font-weight: 700;
    flex-shrink: 0;
}

.retry-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 5px 12px;
    background: var(--accent-gradient);
    color: #fff;
    border: none;
    border-radius: 16px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.retry-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 2px 8px rgba(184, 134, 11, 0.3);
}

/* 画像プレビュー ローディング */
.image-preview-area.loading .image-preview-container {
    position: relative;
}

.image-preview-area.loading .image-preview-container::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--bg-hover);
    border-radius: 8px;
    animation: imagePulse 1.2s ease-in-out infinite;
}

@keyframes imagePulse {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 0.8; }
}

.disclaimer {
    text-align: center;
    font-size: 12px;
    color: var(--text-tertiary);
    margin-top: 12px;
}

/* Scrollbar */
.chat-area::-webkit-scrollbar,
.main-area::-webkit-scrollbar,
#userInput::-webkit-scrollbar {
    width: 8px;
}

.chat-area::-webkit-scrollbar-track,
.main-area::-webkit-scrollbar-track,
#userInput::-webkit-scrollbar-track {
    background: transparent;
}

.chat-area::-webkit-scrollbar-thumb,
.main-area::-webkit-scrollbar-thumb,
#userInput::-webkit-scrollbar-thumb {
    background: var(--bg-hover);
    border-radius: 4px;
}

.chat-area::-webkit-scrollbar-thumb:hover,
.main-area::-webkit-scrollbar-thumb:hover,
#userInput::-webkit-scrollbar-thumb:hover {
    background: var(--text-tertiary);
}

/* Responsive */
@media (max-width: 640px) {
    .welcome-screen {
        justify-content: flex-start;
        padding-top: 14vh;
        padding-left: 20px;
        padding-right: 20px;
        padding-bottom: 0;
        gap: 20px;
    }

    /* モバイル: greeting → suggestions → input の順 */
    .welcome-screen .chat-greeting { order: 0; }
    .welcome-screen .suggestions-carousel { order: 1; }
    .welcome-screen .welcome-input-slot { order: 2; }

    /* モバイル: サジェスチョン4つを縦に並べて左寄せ */
    .suggestions-carousel {
        gap: 8px;
        align-items: flex-start;
        margin-top: 20px;
    }

    .carousel-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
    }

    .carousel-nav-btn {
        display: none;
    }

    .carousel-dots {
        display: none;
    }

    .suggestion-btn {
        padding: 12px 18px;
        font-size: 15px;
        justify-content: flex-start;
        text-align: left;
        width: auto;
        background: rgba(184, 134, 11, 0.08);
        border: none;
        border-radius: 20px;
    }

    .carousel-slide {
        display: flex !important;
        margin-bottom: 18px;
    }

    .chat-container {
        padding: 24px 16px;
        gap: 28px;
    }

    .message {
        gap: 10px;
    }

    /* Mobile: user message — suggestion-btn と同じスタイル */
    .message.user .message-body {
        max-width: 85%;
        padding: 12px 18px;
        font-size: 15px;
    }

    /* Mobile: assistant message compact */
    .message.assistant .message-content {
        max-width: 95%;
    }

    /* Mobile: リンクカード — suggestion-btn と同じスタイル */
    .link-card-item {
        padding: 12px 18px;
        font-size: 15px;
        justify-content: flex-start;
        width: auto;
        background: rgba(184, 134, 11, 0.08);
        border-radius: 20px;
    }

}

/* iOS Safe Area Support */
@supports (padding: max(0px)) {
    .header {
        padding-top: max(0px, env(safe-area-inset-top));
    }

    .input-area:not(.welcome-position) {
        padding-left: max(16px, env(safe-area-inset-left));
        padding-right: max(16px, env(safe-area-inset-right));
        padding-bottom: max(16px, env(safe-area-inset-bottom));
    }

    .chat-container {
        padding-left: max(24px, env(safe-area-inset-left));
        padding-right: max(24px, env(safe-area-inset-right));
    }

    .welcome-screen {
        padding-left: max(24px, env(safe-area-inset-left));
        padding-right: max(24px, env(safe-area-inset-right));
    }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
    .suggestion-btn:hover {
        color: var(--text-primary);
        transform: none;
    }

    .suggestion-btn:active {
        color: var(--accent);
    }

    .suggestion-btn:focus {
        color: var(--text-primary);
    }

    .link-card-item:hover {
        color: var(--text-primary);
        transform: none;
        background: rgba(184, 134, 11, 0.08);
    }

    .link-card-item:active {
        color: var(--accent);
    }

    .link-card-item:focus {
        color: var(--text-primary);
    }

    .carousel-nav-btn:hover {
        background: var(--bg-secondary);
        border-color: var(--border-color);
        box-shadow: none;
    }

    .carousel-nav-btn:active {
        background: var(--accent-dim);
        border-color: var(--accent);
    }

    .send-btn:hover:not(:disabled) {
        transform: none;
    }

    .send-btn:active:not(:disabled) {
        transform: scale(0.95);
    }

    .history-btn:hover,
    .new-chat-btn:hover,
    .records-header-btn:hover,
    .sort-select:hover,
    .icon-btn:hover,
    .logout-btn:hover {
        background: transparent;
        color: var(--text-secondary);
    }

    .history-btn:active,
    .new-chat-btn:active,
    .records-header-btn:active,
    .sort-select:active,
    .icon-btn:active,
    .logout-btn:active {
        background: var(--bg-hover);
        color: var(--text-primary);
    }

    .history-item-delete {
        opacity: 1;
    }
}

/* ============================================
   History Sidebar
   ============================================ */

.history-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 50;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.history-backdrop.open {
    display: block;
    opacity: 1;
}

.history-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 300px;
    background: var(--bg-main);
    border-right: 1px solid var(--border-color);
    z-index: 60;
    display: flex;
    flex-direction: column;
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.history-sidebar.open {
    transform: translateX(0);
}

.history-sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.history-sidebar-header h2 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.history-list {
    flex: 1;
    overflow-y: auto;
    padding: 8px 0;
}

.history-list::-webkit-scrollbar {
    width: 6px;
}

.history-list::-webkit-scrollbar-track {
    background: transparent;
}

.history-list::-webkit-scrollbar-thumb {
    background: var(--bg-hover);
    border-radius: 3px;
}

.history-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.history-item:hover {
    background: var(--bg-hover);
}

.history-item.active {
    background: var(--accent-dim);
    border-left: 3px solid var(--accent);
    padding-left: 13px;
}

.history-item-content {
    flex: 1;
    min-width: 0;
}

.history-item-title {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.history-item-date {
    font-size: 11px;
    color: var(--text-tertiary);
    margin-top: 2px;
}

.history-item-delete {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: var(--text-tertiary);
    cursor: pointer;
    transition: var(--transition);
    opacity: 0;
    flex-shrink: 0;
}

.history-item:hover .history-item-delete {
    opacity: 1;
}

.history-item-delete:hover {
    background: rgba(217, 48, 37, 0.1);
    color: #d93025;
}

.history-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 16px;
    gap: 12px;
    color: var(--text-tertiary);
}

.history-empty p {
    font-size: 14px;
}

.history-sidebar-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

.history-clear-all-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    width: 100%;
    padding: 8px 12px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 13px;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
}

.history-clear-all-btn:hover {
    background: rgba(217, 48, 37, 0.08);
    border-color: rgba(217, 48, 37, 0.3);
    color: #d93025;
}

/* Session boundary in chat */
.session-boundary {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    color: var(--text-tertiary);
    font-size: 12px;
}

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

.session-boundary-text {
    white-space: nowrap;
    flex-shrink: 0;
}

/* Mobile sidebar */
@media (max-width: 640px) {
    .history-sidebar {
        width: 100%;
    }

    .history-item-delete {
        opacity: 1;
    }
}

/* iOS Safe Area for sidebar */
@supports (padding: max(0px)) {
    .history-sidebar-header {
        padding-top: max(16px, env(safe-area-inset-top));
        padding-left: max(16px, env(safe-area-inset-left));
    }

    .history-sidebar-footer {
        padding-bottom: max(12px, env(safe-area-inset-bottom));
        padding-left: max(16px, env(safe-area-inset-left));
    }

    .history-list {
        padding-left: max(0px, env(safe-area-inset-left));
    }
}

/* ============================================
   Header Tabs (Desktop)
   ============================================ */

.header-tabs {
    display: flex;
    align-items: center;
    gap: 0;
    width: 100%;
    position: relative;
}

.header-tab-indicator {
    display: none;
}

.header-tab-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    padding: 6px 6px 8px;
    margin: 4px 2px;
    background: transparent;
    border: none;
    border-radius: 14px;
    color: #4a4540;
    font-size: 14px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.header-tab-item .tab-icon {
    flex-shrink: 0;
}

.header-tab-item .tab-icon-wrap {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 0;
}

.header-tab-item .tab-label {
    line-height: 1;
    letter-spacing: 0.02em;
    display: inline-flex;
    align-items: center;
    gap: 2px;
}

.header-tab-collection {
    touch-action: pan-y;
    user-select: none;
}

/* ============================================
   コレクション内サブタブバー（じぶん / みんな）
   ============================================ */
.records-segment-bar {
    display: flex;
    align-items: stretch;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 0 12px;
    flex-shrink: 0;
}

.records-segment-tab {
    flex: 1;
    background: transparent;
    border: none;
    padding: 9px 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    font-family: inherit;
    color: #8a857f;
    cursor: pointer;
    position: relative;
    transition: color 0.2s;
}

.records-segment-tab svg {
    opacity: 0.65;
    transition: opacity 0.2s;
}

.records-segment-tab.is-active {
    color: var(--gold, #b8860b);
}

.records-segment-tab.is-active svg {
    opacity: 1;
}

.records-segment-tab.is-active::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 2px;
    background: var(--gold, #b8860b);
    border-radius: 2px 2px 0 0;
}

/* ユーティリティボタン（更新・ログアウト） */
.header-tab-util {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px 16px;
    border: none;
    border-radius: 8px;
    background: rgba(184, 134, 11, 0.2);
    color: var(--gold);
    cursor: pointer;
    transition: var(--transition);
    margin: 4px 4px;
}

.header-tab-util svg {
    width: 18px;
    height: 18px;
}

.header-tab-util:hover:not(:disabled),
.header-tab-util:active:not(:disabled) {
    background: var(--gold);
    color: #fff;
}

.header-tab-util:disabled {
    opacity: 0.3;
    cursor: default;
}

.header-tab-item:hover {
    color: var(--text-primary);
    background: var(--bg-hover);
}

.header-tab-item.active {
    color: var(--gold);
    background: rgba(184, 134, 11, 0.14);
}

/* メニューボタンはハイライトを外す（タブではないため） */
.header-menu-btn {
    background: transparent;
    color: var(--text-secondary);
}

.header-menu-btn:hover:not(:disabled),
.header-menu-btn:active:not(:disabled) {
    background: var(--bg-hover);
    color: var(--text-primary);
}

/* Dashboard Actions (更新ボタン) */
.dashboard-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}


/* ============================================
   Tab Content & Panels
   ============================================ */

.tab-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 0;
}

.tab-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 0;
}

/* ============================================
   Tab Refresh Button
   ============================================ */

.tab-refresh-bar {
    display: flex;
    justify-content: flex-end;
    padding: 12px 20px 0;
    flex-shrink: 0;
    max-width: 900px;
    margin: 0 auto;
    width: 100%;
}

.sort-select {
    padding: 5px 14px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: #4a4540;
    font-size: 13px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    outline: none;
    appearance: auto;
    transition: var(--transition);
}

.sort-select:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.sort-select:focus {
    border-color: var(--gold);
    box-shadow: 0 0 0 3px var(--gold-dim);
}

.records-header-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 5px 14px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: #4a4540;
    font-size: 13px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
}

.records-header-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}


.tab-refresh-btn {
    padding: 6px 16px;
    background: var(--gold-gradient);
    border: none;
    border-radius: 8px;
    color: #1a1a1a;
    font-size: 13px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
}

.tab-refresh-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(184, 134, 11, 0.3);
}

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

/* ============================================
   Dashboard
   ============================================ */

.dashboard-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 0;
}

.dashboard-loading {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    color: var(--text-secondary);
    padding: 40px 20px;
}

.dashboard-error {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 40px 20px;
    color: var(--text-secondary);
    text-align: center;
}

.dashboard-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
    width: 100%;
    position: relative;
}


/* Full-page snap scroll */
.dashboard-scroll {
    flex: 1;
    height: 0;
    display: flex;
    flex-direction: column;
    overflow-y: scroll;
    scroll-snap-type: y mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.dashboard-scroll::-webkit-scrollbar {
    display: none;
}

/* Each section fills the scroll container */
.dashboard-section {
    scroll-snap-align: start;
    scroll-snap-stop: always;
    flex-shrink: 0;
    min-height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px 36px;
    box-sizing: border-box;
}

.section-title {
    font-size: 26px;
    font-weight: 700;
    color: var(--gold);
    margin: 0 0 36px 0;
    align-self: center;
    text-align: center;
    letter-spacing: 0.5px;
    padding: 0;
    box-sizing: border-box;
    perspective: 800px;
}

/* Chart pair sections: fill viewport, distribute evenly */
.dashboard-section:has(.chart-pair) {
    justify-content: center;
    padding: 28px 36px;
}

.dashboard-section:has(.chart-pair) .chart-pair {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 14px;
    min-height: 0;
    max-height: 100%;
}

.dashboard-section:has(.chart-pair) .chart-card-half {
    flex: 1;
    min-height: 0;
    max-height: 45%;
    display: flex;
    flex-direction: column;
}

.dashboard-section:has(.chart-pair) .chart-card-half .chart-wrapper {
    flex: 1;
    min-height: 0;
    position: relative;
}

/* Inner content — hidden by default */
.dashboard-section > * {
    opacity: 0;
    transform: translateY(50px) scale(0.88);
    filter: blur(8px);
}

/* Reveal keyframe */
@keyframes sectionReveal {
    from {
        opacity: 0;
        transform: translateY(50px) scale(0.88);
        filter: blur(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
        filter: blur(0);
    }
}

.dashboard-section.visible > * {
    animation: sectionReveal 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Stagger children */
.dashboard-section.visible > *:nth-child(1) { animation-delay: 0.05s; }
.dashboard-section.visible > *:nth-child(2) { animation-delay: 0.2s; }
.dashboard-section.visible > *:nth-child(3) { animation-delay: 0.35s; }


/* Exit keyframe */
@keyframes sectionLeave {
    from {
        opacity: 1;
        transform: translateY(0) scale(1);
        filter: blur(0);
    }
    to {
        opacity: 0;
        transform: translateY(-30px) scale(0.94);
        filter: blur(6px);
    }
}

.dashboard-section.leaving > * {
    animation: sectionLeave 0.35s ease-in forwards;
}

}

/* Mode switch transition */
.dashboard-scroll {
    animation: modeEnter 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modeEnter {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Scroll progress indicator (right side) */
.scroll-progress {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    z-index: 10;
}

.scroll-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border-color);
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 0 0 0 rgba(184, 134, 11, 0);
}

.scroll-dot.active {
    height: 34px;
    border-radius: 5px;
    background: var(--gold-gradient);
    box-shadow: 0 0 12px rgba(184, 134, 11, 0.3);
}

/* KPI Cards Row */
.kpi-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    width: 100%;
    max-width: 600px;
}

.kpi-cards-vertical {
    grid-template-columns: 1fr;
    max-width: 500px;
    gap: 24px;
}

.kpi-cards-grid {
    grid-template-columns: repeat(2, 1fr);
    max-width: 600px;
    gap: 16px;
}

.kpi-card {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px 28px;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 18px;
    transition: var(--transition);
}

.kpi-card:hover,
.kpi-card.tap-active {
    border-color: var(--gold);
    box-shadow: 0 4px 20px rgba(184, 134, 11, 0.12);
}

.kpi-icon {
    color: var(--gold);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.kpi-icon svg {
    width: 32px;
    height: 32px;
}

.kpi-icon-compound {
    position: relative;
    width: 32px;
    height: 32px;
}

.kpi-icon-compound > svg:first-child {
    width: 32px;
    height: 32px;
}

.kpi-icon-compound .kpi-icon-badge {
    position: absolute;
    top: -4px;
    right: -6px;
    width: 14px !important;
    height: 14px !important;
    padding: 2px;
    border-radius: 50%;
    background: var(--gold);
    color: #fff;
    box-shadow: 0 0 0 2px var(--bg-input);
    box-sizing: content-box;
}

.kpi-label {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: 0.3px;
    flex: 1;
}

.kpi-value {
    font-size: 44px;
    font-weight: 700;
    line-height: 1;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    flex-shrink: 0;
}

/* Chart pair — two cards stacked vertically in one section */
.chart-pair {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
    max-width: 700px;
}

/* Chart Cards */
.chart-card {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    padding: 28px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 700px;
    position: relative;
}

.chart-card-half {
    padding: 18px;
    border-radius: 14px;
}

.chart-card:hover,
.chart-card.tap-active {
    border-color: var(--gold);
    box-shadow: 0 4px 20px rgba(184, 134, 11, 0.12);
}

.chart-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.chart-legend {
    display: flex;
    gap: 16px;
    position: absolute;
    top: 12px;
    right: 16px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-secondary);
}

.legend-color {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 3px;
}

.legend-color-all {
    background: #d4a853;
}

.legend-color-my {
    background: #5b8a72;
}

.chart-wrapper {
    position: relative;
    width: 100%;
    height: 400px;
}

.chart-empty {
    text-align: center;
    font-size: 15px;
    color: var(--text-tertiary);
    padding: 40px 0;
    margin: 0;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Dashboard responsive */
@media (max-width: 640px) {
    .dashboard-section {
        padding: 24px 28px;
    }

    .section-title {
        font-size: 21px;
        margin-bottom: 24px;
    }

    .kpi-cards {
        gap: 12px;
    }

    .kpi-card {
        padding: 24px 12px;
        gap: 10px;
    }

    .kpi-value {
        font-size: 40px;
    }

    .kpi-label {
        font-size: 15px;
    }

    .kpi-icon svg {
        width: 28px;
        height: 28px;
    }

    .chart-card {
        padding: 16px;
    }

    .chart-wrapper {
        height: 350px;
    }

    .chart-card-half {
        padding: 14px;
    }

    .chart-title {
        font-size: 13px;
        margin-bottom: 10px;
    }

    .chart-pair {
        gap: 12px;
    }

    .dashboard-section:has(.chart-pair) {
        padding: 20px 28px;
    }

    .dashboard-section:has(.chart-pair) .chart-pair {
        gap: 10px;
    }

    .dashboard-section:has(.chart-pair) .chart-card-half {
        max-height: 44%;
    }

    .scroll-progress {
        right: 8px;
    }
}

/* ============================================
   Records Tab
   ============================================ */

.records-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 0;
    position: relative;
}

.records-loading {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    color: var(--text-secondary);
    padding: 40px 20px;
}

.loading-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid rgba(193, 154, 84, 0.2);
    border-top-color: var(--gold);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.loading-text {
    font-size: 18px;
    color: var(--gold);
    font-weight: 600;
}

.loading-dot {
    display: inline-block;
    color: var(--gold);
    opacity: 0;
    animation: dot-appear 1.4s ease-in-out infinite;
}

.loading-dot:nth-child(2) { animation-delay: 0.2s; }
.loading-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes dot-appear {
    0%, 100% { opacity: 0; }
    30%, 70% { opacity: 1; }
}

/* Rating slider */
.rating-slider-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 12px 0 4px;
}

.rating-slider-value-row {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    line-height: 1;
}

.rating-slider-value {
    font-size: 36px;
    font-weight: 700;
    color: var(--gold);
    line-height: 1;
    letter-spacing: 0.5px;
}

.rating-label-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.rating-label-row .edit-label {
    margin-bottom: 0;
}

.rating-default-badge {
    font-size: 10px;
    font-weight: 600;
    color: var(--text-tertiary);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 999px;
    padding: 2px 8px;
    letter-spacing: 0.5px;
}

.rating-default-badge.is-hidden {
    display: none;
}

.rating-slider-track-wrapper {
    width: 100%;
    padding: 0 4px;
}

.rating-slider-labels {
    display: flex;
    justify-content: space-between;
    padding: 0 2px;
    margin-bottom: 6px;
    font-size: 16px;
    color: var(--text-secondary);
    font-weight: 600;
}

.rating-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: var(--bg-secondary);
    outline: none;
    cursor: pointer;
    border: 1px solid var(--border-color);
}

.rating-slider::-webkit-slider-runnable-track {
    height: 6px;
    border-radius: 3px;
}

.rating-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--gold-gradient);
    border: 2px solid #fff;
    box-shadow: 0 1px 4px rgba(0,0,0,0.18);
    cursor: pointer;
    margin-top: -10px;
    transition: transform 0.1s;
}

.rating-slider::-webkit-slider-thumb:active {
    transform: scale(1.15);
}

.rating-slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--gold-gradient);
    border: 2px solid #fff;
    box-shadow: 0 1px 4px rgba(0,0,0,0.18);
    cursor: pointer;
    transition: transform 0.1s;
}

.rating-slider::-moz-range-track {
    height: 6px;
    border-radius: 3px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

.records-empty,
.records-no-match {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 40px 20px;
    color: var(--text-secondary);
    text-align: center;
}

.records-empty-icon {
    font-size: 48px;
    margin-bottom: 8px;
}

.records-empty-hint {
    font-size: 13px;
    color: var(--text-tertiary);
}

.records-error {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 40px 20px;
    color: var(--text-secondary);
    text-align: center;
}

.records-retry-btn {
    padding: 8px 20px;
    background: var(--gold-gradient);
    border: none;
    border-radius: 8px;
    color: #1a1a1a;
    font-size: 14px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
}

.records-retry-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(184, 134, 11, 0.3);
}

.records-list {
    flex: 1;
    overflow-y: auto;
    padding: 16px 20px 20px;
    display: flex;
    flex-direction: column;
    gap: 26px;
    max-width: 900px;
    margin: 0 auto;
    width: 100%;
    scroll-behavior: smooth;
    overscroll-behavior: contain;
    scroll-padding-top: 16px;
    scroll-padding-bottom: 20px;
}

/* カード出現アニメーション */
.whisky-card.card-enter {
    opacity: 0;
    transform: translateY(20px);
}

.whisky-card.card-enter-active {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.35s ease, transform 0.35s ease;
}

/* wrapper単位での出現アニメ（みんなタブのNEWカード用） */
.whisky-card-wrapper.card-enter {
    opacity: 0;
    transform: translateY(12px);
}
.whisky-card-wrapper.card-enter-active {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

/* 記録リスト自体のスクロールバーは非表示（スナップで1カード単位に動くため不要） */
.records-list {
    scrollbar-width: none;
}

.records-list::-webkit-scrollbar {
    width: 0;
    height: 0;
    display: none;
}

/* ============================================
   Whisky Card
   ============================================ */

.whisky-card {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 20px 24px 28px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    gap: 16px;
    flex-shrink: 0;
    cursor: pointer;
}

.whisky-card.collapsed {
    padding: 20px 24px 26px;
    gap: 10px;
}

/* 開閉アイコン: カード下中央に配置 */
.whisky-card-chevron {
    position: absolute;
    bottom: 6px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    transition: transform 0.2s ease;
    pointer-events: none;
    line-height: 0;
}

.whisky-card {
    position: relative;
}

.whisky-card:not(.collapsed) .whisky-card-chevron {
    transform: translateX(-50%) rotate(180deg);
}

/* 展開時のみ表示するセクション */
.whisky-card.collapsed .whisky-card-tasting {
    display: none;
}

/* 折りたたみ時: 情報グリッドはラベルを隠し、値pillだけを横並び */
.whisky-card.collapsed .whisky-card-info {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 6px;
}

.whisky-card.collapsed .whisky-card-info-item {
    gap: 0;
}

.whisky-card.collapsed .whisky-card-info-label {
    display: none;
}

.whisky-card:hover {
    border-color: var(--gold);
    box-shadow: 0 4px 20px rgba(184, 134, 11, 0.12);
}

/* ヘッダー: ブランド名 + レーティング */
.whisky-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
}

.whisky-card-brand {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
    flex: 1;
    min-width: 0;
}

.whisky-card-rating {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 3px;
    flex-shrink: 0;
}

.whisky-card-star {
    font-size: 22px;
    line-height: 1;
    -webkit-text-stroke: 0.5px var(--gold);
}

.whisky-card-score {
    font-size: 22px;
    font-weight: normal;
    color: var(--gold);
    line-height: 1;
}

/* 共通セクションレイアウト（情報 & テイスティング） */
.whisky-card-info,
.whisky-card-tasting {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* 共通ラベル行 */
.whisky-card-info-item,
.whisky-card-tasting-row {
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

/* 共通ラベル */
.whisky-card-info-label,
.whisky-card-tasting-label {
    font-size: 15px;
    font-weight: normal;
    color: var(--text-secondary);
    min-width: 52px;
    padding-top: 5px;
    flex-shrink: 0;
    letter-spacing: 0.3px;
}

/* 情報値（テキスト） */
.whisky-card-info-value {
    display: inline-block;
    padding: 5px 12px;
    background: var(--gold-dim);
    color: var(--text-primary);
    border-radius: 14px;
    font-size: 15px;
    font-weight: normal;
    line-height: 1.3;
}

/* テイスティングpills */
.whisky-card-tasting-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.whisky-card-pill {
    display: inline-block;
    padding: 5px 12px;
    background: var(--gold-dim);
    color: var(--text-primary);
    border-radius: 14px;
    font-size: 15px;
    font-weight: normal;
    line-height: 1.3;
}

/* ============================================
   Concept Button & Screen
   ============================================ */


/* ============================================
   Share Link (Login Screen)
   ============================================ */

.share-link {
    background: none;
    border: none;
    color: var(--text-tertiary);
    font-size: 13px;
    font-family: inherit;
    cursor: pointer;
    text-decoration: underline;
    text-underline-offset: 3px;
    padding: 4px 0;
    margin-top: 4px;
    transition: var(--transition);
}

.share-link:hover {
    color: var(--text-secondary);
}

/* ============================================
   Share Screen (Full Screen QR)
   ============================================ */

.share-screen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 110;
    background: linear-gradient(160deg, #1a1610 0%, #2a1f0e 40%, #1a1610 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    animation: shareScreenFadeIn 0.3s ease-out;
}

@keyframes shareScreenFadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.share-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 28px;
    padding: 24px;
    max-width: 480px;
    width: 100%;
}

.share-title {
    font-size: clamp(24px, 5vw, 36px);
    font-weight: 600;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
    margin-bottom: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.share-title-sub {
    font-size: clamp(12px, 2.5vw, 16px);
    font-weight: 400;
    letter-spacing: 2px;
    display: block;
    margin-bottom: -2px;
}

.share-items {
    display: flex;
    flex-direction: column;
    gap: 32px;
    width: 100%;
    margin-bottom: 8px;
}

.share-item {
    text-align: center;
    animation: shareItemFadeIn 0.5s ease-out both;
}

.share-item:nth-child(1) { animation-delay: 0.15s; }
.share-item:nth-child(2) { animation-delay: 0.3s; }
.share-item:nth-child(3) { animation-delay: 0.45s; }

@keyframes shareItemFadeIn {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.share-item-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 6px;
}

.share-item-text {
    font-size: 16px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.6;
}

.share-qr {
    background: #ffffff;
    border-radius: 16px;
    padding: 16px;
    box-shadow: 0 8px 40px rgba(212, 168, 83, 0.25);
}

.share-url {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
    margin-top: 4px;
    letter-spacing: 0.5px;
}

.share-close-btn {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 50%;
    color: rgba(255, 255, 255, 0.25);
    cursor: pointer;
    transition: var(--transition);
}

.share-close-btn:hover {
    color: rgba(255, 255, 255, 0.6);
}

@supports (padding: max(0px)) {
    .share-close-btn {
        top: max(16px, env(safe-area-inset-top));
        right: max(16px, env(safe-area-inset-right));
    }
}

/* ============================================
   Edit Modal
   ============================================ */

/* 独立画面（フルスクリーン・モーダルではない） */
.edit-modal-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--bg-main);
    z-index: 70;
    flex-direction: column;
    padding: 0;
}

.edit-modal-backdrop.open {
    display: flex;
}

.edit-modal {
    background: var(--bg-main);
    width: 100%;
    height: 100%;
    max-width: 100%;
    display: flex;
    flex-direction: column;
    box-shadow: none;
    border-radius: 0;
    animation: slideInRight 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(12px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* デスクトップでも幅は中央寄せ・コンテンツは適切な幅で読みやすく */
@media (min-width: 600px) {
    .edit-modal {
        align-items: center;
    }
    .edit-modal-header,
    .edit-progress,
    .edit-modal-body,
    .edit-modal-footer {
        width: 100%;
        max-width: 600px;
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.edit-modal-header {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    padding: max(4px, env(safe-area-inset-top)) 16px 4px;
    gap: 4px;
    flex-shrink: 0;
}

.edit-modal-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.edit-modal-eyebrow {
    font-size: 22px;
    font-weight: 700;
    color: var(--gold);
    letter-spacing: 0.02em;
    padding: 0 4px;
    margin-top: 0;
}

.edit-modal-title {
    display: none;
}

/* ステップインジケータ（テキスト）は非表示にし、進捗バーで代替 */
.edit-step-indicator {
    display: none;
}

/* やわらかいピル型の3分割進捗バー */
.edit-progress {
    display: flex;
    gap: 8px;
    padding: 0 20px 20px;
    flex-shrink: 0;
}

.edit-progress-segment {
    flex: 1;
    height: 38px;
    background: var(--bg-hover);
    border-radius: 999px;
    transition: background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    font-size: 13px;
    font-weight: 600;
    line-height: 1;
    overflow: hidden;
    white-space: nowrap;
}

.edit-progress-segment span {
    margin-left: 0;
}

.edit-progress-segment.done {
    background: rgba(184, 134, 11, 0.45);
    color: #fff;
}

.edit-progress-segment.active {
    background: var(--gold-gradient, var(--gold));
    color: #fff;
    box-shadow: 0 2px 8px rgba(184, 134, 11, 0.25);
}

.edit-modal-body {
    flex: 1;
    overflow-y: auto;
    overflow-x: visible;
    padding: 8px 24px 24px;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.edit-step {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

/* スコアステップはキーボードが立ち上がらないので画面中央寄りに配置 */
.edit-step[data-step="3"] {
    flex: 1;
    justify-content: center;
    padding-bottom: 10vh;
}

.ai-generate-notes-row {
    display: flex;
    gap: 8px;
    align-items: stretch;
    justify-content: flex-start;
}

.ai-generate-notes-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex: 1 1 100%;
    width: 100%;
    padding: 10px 14px;
    background: rgba(184, 134, 11, 0.08);
    border: 1px solid var(--bg-hover);
    border-radius: 10px;
    color: var(--gold);
    font-size: 13px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
}
.ai-generate-notes-btn:hover:not(:disabled) {
    background: rgba(184, 134, 11, 0.15);
}
.ai-generate-notes-btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    color: var(--text-tertiary);
    background: transparent;
}

.ai-undo-notes-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 12px;
    background: transparent;
    border: 1px solid var(--bg-hover);
    border-radius: 10px;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
}
.ai-undo-notes-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}
.ai-generate-notes-btn.loading svg {
    animation: spin 1s linear infinite;
}
.ai-generate-notes-hint {
    font-size: 12px;
    color: var(--text-tertiary);
    line-height: 1.5;
    margin-top: -8px;
}

.edit-step-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--gold);
    margin-bottom: 4px;
}

.edit-step-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 16px;
    border: none;
    border-radius: 10px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
}

.edit-prev-btn {
    flex: 1;
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--bg-hover);
}

.edit-prev-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.edit-next-btn {
    flex: 1;
    background: var(--gold-gradient);
    color: #fff;
    box-shadow: 0 4px 12px rgba(184, 134, 11, 0.25);
}

.edit-next-btn:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(184, 134, 11, 0.32);
}

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

.edit-step-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    background: var(--bg-hover);
    color: var(--text-tertiary);
    box-shadow: none;
    transform: none;
}

.edit-prev-btn:disabled {
    background: transparent;
}

.edit-modal-body::-webkit-scrollbar {
    width: 6px;
}

.edit-modal-body::-webkit-scrollbar-track {
    background: transparent;
}

.edit-modal-body::-webkit-scrollbar-thumb {
    background: var(--bg-hover);
    border-radius: 3px;
}

.edit-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.edit-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
}

/* テイスティングノートのチップ入力 */
.notes-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
    min-height: 36px;
    padding: 5px 8px;
    background: var(--bg-input);
    border: 1.5px solid var(--bg-hover);
    border-radius: 12px;
    transition: var(--transition);
}

.notes-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px 6px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 999px;
    color: var(--text-primary);
    font-size: 14px;
    line-height: 1;
    max-width: 100%;
}

.notes-chip-text {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 220px;
}

.notes-chip-remove {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    padding: 0;
    background: transparent;
    border: none;
    border-radius: 50%;
    color: var(--text-tertiary);
    cursor: pointer;
    font-size: 16px;
    line-height: 1;
    transition: var(--transition);
}

.notes-chip-remove:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.notes-chip-add {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    background: transparent;
    border: 1px dashed var(--border-color);
    border-radius: 999px;
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1;
    cursor: pointer;
    transition: var(--transition);
}

.notes-chip-add:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--text-tertiary);
}

.notes-chip-input {
    width: 100px;
    min-width: 0;
    padding: 6px 10px;
    background: var(--bg-primary);
    border: 1.5px solid var(--gold);
    border-radius: 999px;
    color: var(--text-primary);
    /* iOS Safari は font-size < 16px の input にフォーカスすると
       自動でズームしてしまうため 16px 以上に設定する */
    font-size: 16px;
    font-family: inherit;
    outline: none;
    line-height: 1.2;
}

.edit-input {
    width: 100%;
    padding: 10px 16px;
    background: var(--bg-input);
    border: 1.5px solid var(--bg-hover);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 16px;
    line-height: 1.4;
    font-family: inherit;
    outline: none;
    transition: var(--transition);
}

.edit-input:focus {
    border-color: var(--gold);
    box-shadow: 0 0 0 3px var(--gold-dim);
}

select.edit-input {
    cursor: pointer;
    appearance: auto;
}

/* Custom Select */
.custom-select {
    position: relative;
}

.custom-select-trigger {
    width: 100%;
    padding: 10px 16px;
    background: var(--bg-input);
    border: 1.5px solid var(--bg-hover);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 16px;
    line-height: 1.4;
    /* 未選択時もテキスト入力 (.edit-input) と同じ高さを保つ
       内訳: line-height 1.4 × 16px + 上下 padding 20px + 上下 border 3px ≒ 45.4px */
    min-height: calc(1.4em + 23px);
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.custom-select-trigger::after {
    content: '';
    width: 8px;
    height: 8px;
    border-right: 2px solid var(--text-secondary);
    border-bottom: 2px solid var(--text-secondary);
    transform: rotate(45deg);
    margin-left: 8px;
    flex-shrink: 0;
    transition: transform 0.2s ease;
}

.custom-select.open .custom-select-trigger {
    border-color: var(--gold);
    box-shadow: 0 0 0 3px var(--gold-dim);
}

.custom-select.open .custom-select-trigger::after {
    transform: rotate(-135deg);
}

.custom-select-trigger.placeholder {
    color: var(--text-secondary);
}

/* ドロップダウンを画面中央のポップアップとして表示 */
.custom-select-options {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.95);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    z-index: 1500;
    width: min(360px, calc(100vw - 32px));
    max-height: min(70vh, 480px);
    overflow-y: auto;
    overscroll-behavior: contain;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.45);
    opacity: 0;
    transition: opacity 0.18s ease, transform 0.18s ease;
}

.custom-select.open .custom-select-options {
    display: block;
}

.custom-select.open .custom-select-options.animate-in {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

/* ポップアップの背景マスク */
.custom-select-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1499;
    opacity: 0;
    transition: opacity 0.18s ease;
}
.custom-select-backdrop.show {
    display: block;
}
.custom-select-backdrop.animate-in {
    opacity: 1;
}

/* ポップアップ表示中はモーダル本体スクロール抑止 */
.edit-modal-body.dropdown-open {
    overflow: hidden;
    touch-action: none;
}

/* ポップアップ内オプションは少しゆったり */
.custom-select-options .custom-select-option {
    padding: 14px 18px;
    font-size: 16px;
}

.custom-select-options::-webkit-scrollbar {
    width: 6px;
}

.custom-select-options::-webkit-scrollbar-track {
    background: transparent;
}

.custom-select-options::-webkit-scrollbar-thumb {
    background: var(--bg-hover);
    border-radius: 3px;
}

.custom-select-option {
    padding: 10px 14px;
    font-size: 15px;
    color: var(--text-primary);
    cursor: pointer;
    transition: background 0.15s ease;
}

.custom-select-option:first-child {
    border-radius: 10px 10px 0 0;
}

.custom-select-option:last-child {
    border-radius: 0 0 10px 10px;
}

.custom-select-option:hover {
    background: var(--bg-hover);
}

.custom-select-option.selected {
    color: var(--gold);
    font-weight: 600;
}

.edit-modal-footer {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 16px 20px calc(16px + env(safe-area-inset-bottom));
    border-top: 1px solid var(--bg-hover);
    flex-shrink: 0;
    background: var(--bg-main);
}

.edit-delete-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 16px;
    background: transparent;
    border: 1px solid rgba(217, 48, 37, 0.35);
    border-radius: 10px;
    color: #d93025;
    font-size: 14px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
}

.edit-delete-btn:hover {
    background: rgba(217, 48, 37, 0.08);
}

.edit-save-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 16px;
    border: none;
    border-radius: 10px;
    background: var(--gold-gradient);
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 12px rgba(184, 134, 11, 0.25);
}

.edit-save-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(184, 134, 11, 0.32);
}

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

.edit-save-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    background: var(--bg-hover);
    color: var(--text-tertiary);
    box-shadow: none;
    transform: none;
}

/* カスタム確認ダイアログ */
.confirm-dialog-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 80;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.confirm-dialog-backdrop.open {
    display: flex;
}

.confirm-dialog {
    background: var(--bg-main);
    border-radius: 14px;
    width: 100%;
    max-width: 300px;
    padding: 24px 20px 16px;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    animation: fadeInScale 0.2s ease-out;
}

.confirm-dialog-message {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.confirm-dialog-sub {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.confirm-dialog-buttons {
    display: flex;
    gap: 10px;
}

.confirm-dialog-cancel,
.confirm-dialog-ok {
    flex: 1;
    padding: 10px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
}

.confirm-dialog-cancel {
    background: var(--bg-secondary);
    color: var(--text-secondary);
}

.confirm-dialog-ok {
    background: rgba(217, 48, 37, 0.12);
    color: #d93025;
}

.confirm-dialog-ok-normal {
    background: var(--gold-dim);
    color: var(--gold);
}

/* フッター: 日付左 + ボタン右端 */
.whisky-card-wrapper {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.whisky-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 4px;
    font-size: 13px;
    color: #857e78;
    gap: 8px;
    min-width: 0;
}

.whisky-card-meta-left {
    display: flex;
    align-items: center;
    gap: 6px;
    min-width: 0;
    overflow: hidden;
}

.whisky-card-meta-actions {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
}

.whisky-card-menu-wrap {
    position: relative;
}

.whisky-card-menu-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    padding: 0;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
}

.whisky-card-menu-btn:hover {
    background: var(--bg-input);
    border-color: var(--gold);
    color: var(--gold);
}

.whisky-card-menu {
    position: absolute;
    top: calc(100% + 4px);
    right: 0;
    display: none;
    flex-direction: column;
    min-width: 140px;
    background: var(--bg-panel, #fff);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 4px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    z-index: 20;
}

.whisky-card-menu.open {
    display: flex;
}

.whisky-card-menu-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 14px;
    text-align: left;
    cursor: pointer;
    white-space: nowrap;
}

.whisky-card-menu-item:hover {
    background: var(--bg-input);
}

.whisky-card-menu-item svg {
    flex-shrink: 0;
    color: var(--text-secondary);
}

.whisky-card-meta-sep {
    opacity: 0.6;
}

.whisky-card-meta-avatar {
    font-size: 15px;
    line-height: 1;
    flex-shrink: 0;
}

.whisky-card-meta-owner {
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 220px;
}

.whisky-card-meta-date {
    white-space: nowrap;
}

.whisky-card-meta-new {
    display: inline-flex;
    align-items: center;
    margin-left: 6px;
    padding: 1px 6px;
    font-size: 10px;
    font-weight: 700;
    line-height: 1.4;
    color: #fff;
    background: var(--gold, #b8860b);
    border-radius: 999px;
    letter-spacing: 0.4px;
}

/* ============================================
   Mobile Tab Bar - Bottom Fixed
   ============================================ */

@media (max-width: 640px) {
    /* モバイル: シームレススワイプ用レイアウト */
    .tab-content {
        overflow: hidden;
        position: relative;
    }

    .tab-panel {
        width: calc(100vw);
        min-width: calc(100vw);
        flex-shrink: 0;
        display: flex !important;
        flex-direction: column;
        overflow-y: auto;
        min-height: 0;
        height: 100%;
    }

    /* モバイル: スライドインジケーターは非表示（ピル形ハイライトに統一） */
    .header-tab-indicator {
        display: none;
    }

    /* モバイル: タブは上部ヘッダーに表示（アイコン＋ラベル） */
    .header-tab-item {
        padding: 7px 2px 8px;
        gap: 3px;
        font-size: 12px;
        font-weight: 600;
    }


    .header-tab-item .tab-icon {
        width: 18px;
        height: 18px;
    }

    .header-tab-dropdown .tab-chevron {
        width: 10px;
        height: 10px;
    }

    /* モバイル: ユーティリティボタン微調整 */
    .header-tab-util {
        padding: 8px 10px;
    }

    .header-tab-util svg {
        width: 16px;
        height: 16px;
    }

    /* モバイル: カードのフォントサイズ */
    .whisky-card-brand {
        font-size: 20px;
    }

    .whisky-card-star {
        font-size: 20px;
    }

    .whisky-card-score {
        font-size: 20px;
    }

    .whisky-card-info-label,
    .whisky-card-tasting-label {
        font-size: 14px;
    }

    .whisky-card-info-value {
        font-size: 14px;
    }

    .whisky-card-pill {
        font-size: 14px;
    }

    .whisky-card {
        gap: 16px;
    }

    .whisky-card-info,
    .whisky-card-tasting {
        gap: 8px;
    }

    .whisky-card {
        padding-bottom: 24px;
    }

    .whisky-card.collapsed {
        padding-bottom: 22px;
        gap: 12px;
    }


    /* モーダルのモバイル対応 */
    .edit-modal-backdrop {
        padding: 20px;
        align-items: flex-start;
    }

    .edit-modal {
        max-height: calc(100dvh - 40px);
        border-radius: 16px;
    }

    .edit-modal-footer {
        padding-bottom: max(12px, env(safe-area-inset-bottom));
    }
}

/* iOS Safe Area - mobile tab bar removed, header handles safe area */

/* Touch device optimizations for tabs */
@media (hover: none) and (pointer: coarse) {
    .header-tab-item:hover {
        background: transparent;
        color: var(--text-secondary);
    }

    .header-tab-item:active {
        background: var(--bg-hover);
    }

    .header-tab-item.active,
    .header-tab-item.active:hover {
        color: var(--gold);
        background: rgba(184, 134, 11, 0.14);
    }

}

/* ============================================
   Image Upload
   ============================================ */

.image-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 50%;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    flex-shrink: 0;
}

.image-btn:hover {
    color: var(--gold);
    background: var(--gold-dim);
}

.image-preview-area {
    background: transparent;
    border: none;
    padding: 12px 16px;
}

.image-preview-area + .input-container {
    border-top-left-radius: var(--radius);
    border-top-right-radius: var(--radius);
}

.image-preview-container {
    position: relative;
    display: inline-block;
}

.image-preview-img {
    max-width: 180px;
    max-height: 180px;
    border-radius: 12px;
    object-fit: cover;
    display: block;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
}

.image-preview-remove {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 26px;
    height: 26px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    border: none;
    border-radius: 50%;
    color: #000000;
    cursor: pointer;
    transition: var(--transition);
    padding: 0;
}

.image-preview-remove:hover {
    background: rgba(192, 57, 43, 0.9);
}

.message-image {
    max-width: 240px;
    max-height: 240px;
    border-radius: 12px;
    object-fit: cover;
    margin-top: 8px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    display: block;
}

@media (max-width: 768px) {
    .image-preview-img {
        max-width: 140px;
        max-height: 140px;
    }

    .message-image {
        max-width: 200px;
        max-height: 200px;
    }
}


/* ========== 登録タブ ========== */
.register-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px 20px;
    gap: 16px;
    overflow-y: auto;
}

.register-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    text-align: center;
    letter-spacing: 0.02em;
}

.register-options {
    display: flex;
    flex-direction: column;
    gap: 24px;
    width: 100%;
    max-width: 440px;
}

.register-option {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 20px;
    padding: 36px 24px;
    background: var(--bg-input);
    border: 1.5px solid var(--bg-hover);
    border-radius: 18px;
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-primary);
    text-align: left;
}

.register-option:hover {
    border-color: var(--gold);
    background: var(--gold-dim);
    transform: translateY(-2px);
}

.register-option:active {
    transform: translateY(0);
}

.register-option-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--gold-gradient);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.register-option-text {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.register-option-label {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary);
}

.register-option-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.register-loading {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    background: var(--bg-main);
}

.register-loading > .loading-spinner {
    width: 56px;
    height: 56px;
}

/* トースト（フルスクリーンオーバーレイ・解析中UIと統一） */
.toast {
    position: fixed;
    inset: 0;
    z-index: 1100;
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    background: var(--bg-main);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.25s ease;
}

.toast.show {
    display: flex;
    opacity: 1;
    pointer-events: auto;
}

.toast.fade-out {
    opacity: 0;
    pointer-events: none;
}

.toast-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--gold-gradient);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
}

.toast-text {
    font-size: 17px;
    color: var(--gold);
    font-weight: 600;
    padding: 0 24px;
    text-align: center;
    white-space: pre-line;
}

.toast-icon-error {
    background: linear-gradient(135deg, #d93025, #b32519);
}
.toast-error .toast-text {
    color: var(--text-primary);
}

/* ============================================
   公開ギャラリー（みんなのコレクション）
   ============================================ */

/* ヘッダー「コレクション」タブのドロップダウン */
.header-tab-dropdown {
    position: relative;
    flex: 1;
    display: flex;
    align-items: stretch;
}

.header-tab-dropdown > .header-tab-item {
    flex: 1;
    width: 100%;
}

.header-tab-dropdown .tab-chevron {
    margin-left: 2px;
    color: var(--text-secondary);
    transition: transform 0.2s ease;
}


.header-tab-dropdown.open .tab-chevron {
    transform: rotate(180deg);
}

.header-tab-menu {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    width: 75%;
    background: var(--bg-main, #1a1a1a);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 4px;
    z-index: 100;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.header-tab-menu[hidden] {
    display: none;
}

.header-tab-option {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: transparent;
    border: none;
    padding: 10px 12px;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    border-radius: 6px;
    text-align: center;
    white-space: nowrap;
    transition: var(--transition);
}

.header-tab-option svg {
    flex-shrink: 0;
}

.header-tab-option:hover {
    background: var(--gold-dim);
    color: var(--text-primary);
}

.header-tab-option.active {
    background: var(--gold-dim);
    color: var(--gold);
}

.records-subpanel {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 0;
}

.public-users-view,
.public-collection-view {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 0;
}

.public-users-list {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.public-user-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    background: var(--bg-card, rgba(255,255,255,0.03));
    border: 1px solid var(--border-color);
    border-radius: 10px;
    cursor: pointer;
    transition: var(--transition);
    text-align: left;
    color: inherit;
    font: inherit;
}

.public-user-card:hover {
    background: var(--gold-dim);
    border-color: var(--gold);
}

.public-user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gold), var(--gold-dim));
    color: #1a1a1a;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
    flex-shrink: 0;
}

.public-user-meta {
    flex: 1;
    min-width: 0;
}

.public-user-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.public-user-sub {
    font-size: 12px;
    color: var(--text-tertiary);
    margin-top: 2px;
}

.public-user-sub-dot {
    margin: 0 4px;
}

.public-user-chev {
    color: var(--text-tertiary);
    flex-shrink: 0;
}

.public-collection-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.public-collection-back {
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-secondary);
    transition: var(--transition);
}

.public-collection-back:hover {
    background: var(--gold-dim);
    border-color: var(--gold);
    color: var(--gold);
}

.public-collection-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

#publicCollectionList {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

/* ハートボタン */
.whisky-card-like-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 3px;
    padding: 0 6px;
    width: 52px;
    height: 28px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    font-size: 12px;
    font-weight: 500;
}

.whisky-card-like-btn svg {
    width: 18px;
    height: 18px;
    fill: none;
    flex-shrink: 0;
    transition: var(--transition);
}

.whisky-card-like-btn:hover {
    border-color: #e74c3c;
    color: #e74c3c;
}

.whisky-card-like-btn.liked {
    border-color: #e74c3c;
    color: #e74c3c;
    background: rgba(231, 76, 60, 0.08);
}

.whisky-card-like-btn.liked svg {
    fill: #e74c3c;
}

.whisky-card-like-btn.disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.whisky-card-like-btn.disabled:hover {
    border-color: var(--border-color);
    color: inherit;
}


.whisky-card-like-count {
    font-variant-numeric: tabular-nums;
}

@media (max-width: 640px) {
    .whisky-card-like-btn {
        height: 32px;
        width: 60px;
        font-size: 13px;
        padding: 0 8px;
    }

    .whisky-card-like-btn svg {
        width: 18px;
        height: 18px;
    }
}

/* 公開トグル */
.account-public-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    margin-top: 8px;
    background: transparent;
}

.account-public-meta {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
    min-width: 0;
}


.toggle-switch {
    position: relative;
    display: inline-block;
    width: 38px;
    height: 22px;
    flex-shrink: 0;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: rgba(255, 255, 255, 0.15);
    border-radius: 22px;
    transition: 0.2s;
}

.toggle-slider::before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    border-radius: 50%;
    transition: 0.2s;
}

.toggle-switch input:checked + .toggle-slider {
    background-color: var(--gold);
}

.toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(16px);
}

.toggle-switch input:disabled + .toggle-slider {
    opacity: 0.5;
    cursor: not-allowed;
}