/* 混合巨制：粒子视效与深度图表长文 CSS */
:root {
    --color-bg-dark: #050507;
    --color-bg-deep: #0a0a0c;
    --color-text-main: #E2E2E2;
    --color-text-heading: #FFFFFF;
    --color-text-muted: #888888;
    --color-accent: #E53935;
    --color-border: rgba(255,255,255,0.1);
    
    --font-serif: 'Noto Serif SC', 'Songti SC', serif;
    --font-sans: 'Noto Sans SC', 'PingFang SC', sans-serif;
    --font-display: 'Outfit', sans-serif;

    /* Shared design tokens used by the dashboard and its checks. */
    --color-bg: var(--color-bg-dark);
    --color-primary: #5470C6;
    --color-secondary: #2ECC71;
    --font-body: var(--font-serif);
    --spacing-sm: 8px;
    --rounded-sm: 4px;
    --rounded-md: 8px;
    --rounded-lg: 12px;

    --spacing-md: 16px;
    --spacing-lg: 32px;
    --spacing-xl: 64px;
    --spacing-xxl: 120px;
}

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

body {
    background-color: var(--color-bg-dark);
    color: var(--color-text-main);
    font-family: var(--font-serif);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Lightweight scrollytelling surface, close to the original edition. */
.chart-background {
    position: fixed !important;
    inset: 0;
    width: 100vw;
    height: 100vh;
    z-index: 1;
    pointer-events: auto;
    cursor: crosshair;
    transition: opacity 0.6s ease;
}
.scrolly-overlay { position: relative; z-index: 10; pointer-events: none; }
.prologue-section { position: relative; pointer-events: none; }
.particle-step {
    position: relative;
    min-height: 100vh;
    min-height: 100svh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 7vh 10vw;
    pointer-events: none;
}
.particle-step > .card-toggle {
    position: absolute;
    top: 16px;
    right: 16px;
    z-index: 6;
    padding: 7px 14px;
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 999px;
    background: rgba(10, 10, 12, 0.62);
    color: #C9C9CF;
    font: 600 0.76rem var(--font-sans);
    letter-spacing: 0.4px;
    cursor: pointer;
    pointer-events: auto;
    transition: color 0.18s ease, border-color 0.18s ease;
}
.particle-step > .card-toggle:hover { color: #FFF; border-color: rgba(255, 255, 255, 0.45); }
.particle-step.card-hidden > .theory-badge,
.particle-step.is-active.card-hidden > .theory-badge,
.particle-step.card-hidden > h2,
.particle-step.is-active.card-hidden > h2,
.particle-step.card-hidden > p,
.particle-step.is-active.card-hidden > p,
.particle-step.card-hidden > .scene-lab,
.particle-step.is-active.card-hidden > .scene-lab {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}
.particle-step > h2,
.particle-step > p,
.particle-step > .theory-badge,
.intro-step .nut-graph > p {
    max-width: 560px;
    margin-bottom: 12px;
    padding: 17px 22px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    background: rgba(10, 10, 12, 0.7);
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.34);
    color: #D7D7DB;
    font: 400 0.94rem/1.65 var(--font-sans);
    opacity: 0.12;
    transform: translateY(32px) scale(0.97);
    transition: opacity 0.35s ease, transform 0.35s ease;
    pointer-events: auto;
}
.particle-step > h2 {
    color: #FFF;
    font-family: var(--font-serif);
    font-size: 0.94rem;
    font-weight: 900;
    line-height: 1.65;
}
.particle-step.is-active > h2,
.particle-step.is-active > p,
.particle-step.is-active > .theory-badge,
.intro-step.is-active .nut-graph > p {
    opacity: 1;
    filter: none;
    transform: none;
}
.theory-badge {
    display: inline-block;
    width: auto;
    color: var(--color-accent) !important;
    font: 800 0.78rem var(--font-sans) !important;
    letter-spacing: 0;
    padding: 7px 13px !important;
}
.intro-step { align-items: center; text-align: center; }
.intro-step .mega-title {
    max-width: 1000px;
    margin-bottom: 18px;
    color: #FFF;
    font: 900 4.2rem/1.2 var(--font-serif);
    letter-spacing: 0;
    text-align: center;
    text-shadow: 0 10px 30px rgba(0, 0, 0, 0.8);
}
.intro-step .nut-graph { display: flex; flex-direction: column; align-items: center; max-width: 760px; }
.intro-step .nut-graph > p {
    max-width: 720px;
    padding: 8px 14px;
    border: 0;
    background: rgba(5, 5, 7, 0.38);
    box-shadow: none;
    text-align: center;
}
.scroll-hint {
    margin-top: 26px;
    color: rgba(255, 255, 255, 0.45);
    font: 0.78rem var(--font-sans);
    letter-spacing: 0;
    animation: bounce 2s infinite;
}
@keyframes bounce { 0%, 20%, 50%, 80%, 100% { transform: translateY(0); } 40% { transform: translateY(-8px); } 60% { transform: translateY(-4px); } }

/* Per-scene controls are deliberately collapsed until requested. */
.scene-lab {
    width: min(560px, 100%);
    margin-top: 2px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 8px;
    background: rgba(7, 7, 10, 0.84);
    color: #D7D7DC;
    font-family: var(--font-sans);
    opacity: 0.16;
    transform: translateY(24px);
    transition: opacity 0.35s ease, transform 0.35s ease, border-color 0.2s ease;
    pointer-events: auto;
}
.particle-step.is-active .scene-lab { opacity: 1; transform: none; }
.scene-lab[open] { border-color: rgba(229, 57, 53, 0.42); background: rgba(7, 7, 10, 0.96); }
.scene-lab-heading {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 10px;
    padding: 10px 13px;
    cursor: pointer;
    list-style: none;
    user-select: none;
}
.scene-lab-heading::-webkit-details-marker { display: none; }
.scene-lab-heading span { color: var(--color-accent); font-size: 0.7rem; font-weight: 900; letter-spacing: 0; }
.scene-lab-heading b { overflow: hidden; color: #A5A5AC; font-size: 0.76rem; font-weight: 600; text-overflow: ellipsis; white-space: nowrap; }
.scene-lab-heading i { color: #8E8E96; font: normal 1rem var(--font-sans); transition: transform 0.2s ease; }
.scene-lab[open] .scene-lab-heading i { transform: rotate(45deg); }
.scene-lab-body { padding: 12px 13px 13px; border-top: 1px solid rgba(255, 255, 255, 0.08); }
.scene-question { margin: 0 0 9px; color: #C8C8CC; font-size: 0.82rem; line-height: 1.5; }
.scene-control { display: flex; align-items: center; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.scene-option,
.scene-random {
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.045);
    color: #D9D9DD;
    padding: 6px 10px;
    font: 700 0.75rem var(--font-sans);
    cursor: pointer;
}
.scene-option:hover,
.scene-option:focus-visible,
.scene-random:hover,
.scene-random:focus-visible { border-color: rgba(255, 255, 255, 0.55); color: #FFF; outline: none; }
.scene-option.is-selected { color: #FFF; border-color: var(--color-accent); background: rgba(229, 57, 53, 0.2); }
.scene-control input[type="range"] { width: min(390px, 100%); accent-color: var(--color-accent); cursor: ew-resize; }
.scene-range-value { min-width: 72px; color: #FFF; font: 800 0.95rem var(--font-display); }
.scene-metrics { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 7px; }
.scene-metric { min-width: 0; padding: 7px; border: 1px solid rgba(255, 255, 255, 0.06); border-radius: 7px; background: rgba(255, 255, 255, 0.045); }
.scene-metric span { display: block; overflow: hidden; color: #929299; font-size: 0.65rem; text-overflow: ellipsis; white-space: nowrap; }
.scene-metric strong { display: block; margin: 3px 0 1px; color: #FFF; font: 800 1rem var(--font-display); }
.scene-metric small { display: block; color: #777780; font-size: 0.6rem; line-height: 1.25; }
.scene-insight { margin: 8px 0; padding-left: 9px; border-left: 2px solid var(--color-accent); color: #BDBDC3; font-size: 0.72rem; line-height: 1.45; }
.scene-guide-note { margin: -1px 0 7px; color: #85858E; font-size: 0.65rem; line-height: 1.4; }
.scene-picked { display: grid; grid-template-columns: auto 1fr; gap: 2px 9px; min-height: 34px; margin: 6px 0 7px; padding: 6px 8px; border: 1px solid rgba(255, 179, 0, 0.14); border-radius: 7px; background: rgba(255, 179, 0, 0.07); }
.scene-picked > span { grid-row: 1 / span 2; align-self: center; color: #FFB300; font-size: 0.63rem; font-weight: 900; }
.scene-picked strong { overflow: hidden; color: #FFF; font-size: 0.84rem; text-overflow: ellipsis; white-space: nowrap; }
.scene-picked small { color: #95959B; font-size: 0.66rem; }
.scene-random { width: 100%; border-radius: 7px; border-color: rgba(255, 179, 0, 0.28); color: #FFD36A; background: rgba(255, 179, 0, 0.08); }
.intro-step .scene-lab { margin-right: auto; margin-left: auto; text-align: left; }

.transition-step {
    min-height: 60vh;
    display: flex; flex-direction: column; justify-content: center; align-items: center;
    background: linear-gradient(to bottom, transparent, var(--color-bg-deep) 80%);
    text-align: center;
    padding: 0 10vw;
    pointer-events: auto;
}
.transition-step h2 { font-size: 2.5rem; color: #FFF; font-weight: 900; margin-bottom: 20px;}
.transition-step p { max-width: 700px; font-family: var(--font-sans); font-size: 1.2rem; color: var(--color-text-muted); }

/* ================= 深度分析：图表左图右文 ================= */
.deep-dive-section {
    background: var(--color-bg-deep);
    position: relative;
    z-index: 20;
}

.scrolly-container {
    display: flex;
    position: relative;
    border-top: 1px solid var(--color-border);
}
.scrolly-graphic {
    width: 55%;
    position: sticky;
    top: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: var(--color-bg-dark);
    border-right: 1px solid var(--color-border);
    padding: 40px;
}
.scrolly-text {
    width: 45%;
    padding: 0 6vw 10vh 6vw;
}
.chart-canvas {
    width: 100%;
    height: 65vh;
}
.chart-overlay-title {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 900;
    color: #FFF;
    margin-bottom: 20px;
    letter-spacing: 0;
}

.chart-step {
    padding: 35vh 0;
    font-family: var(--font-serif);
    font-size: 1.25rem;
    line-height: 1.9;
    transition: all 0.7s ease;
    opacity: 0.15;
    transform: scale(0.98);
}
.chart-step.is-active { opacity: 1; transform: scale(1); }
.chart-step h3 { font-size: 2.2rem; font-weight: 900; color: #FFF; margin: 16px 0;}
.chart-step p { margin-bottom: 24px; font-family: var(--font-sans); font-weight: 300;}
.chart-step strong { color: #FFF; font-weight: 700; }

/* ================= 探索舱 ================= */
.explorer-section {
    padding: var(--spacing-xxl) 8vw;
    background: #0a0a0c;
    position: relative;
    z-index: 20;
    border-top: 1px solid var(--color-border);
    pointer-events: auto;
}
.explorer-header h2 { font-size: 3rem; font-weight: 900; margin-bottom: 16px; color: #FFF; }
.explorer-header p { font-family: var(--font-sans); font-size: 1.2rem; color: var(--color-text-muted); max-width: 600px; line-height: 1.6; margin-bottom: var(--spacing-xl); }

.kpi-panel {
    margin: 0 0 var(--spacing-xl);
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
    border-radius: var(--rounded-lg);
    background: rgba(255, 255, 255, 0.025);
}
.kpi-title { margin-bottom: var(--spacing-md); font-size: 1.25rem; font-weight: 700; }
.kpi-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--spacing-md); }
.kpi-item { display: flex; flex-direction: column; gap: var(--spacing-sm); }
.kpi-label { color: var(--color-text-muted); font: 0.85rem var(--font-sans); }
.kpi-item strong { color: var(--color-text-heading); font: 700 1.5rem var(--font-display); }

.filter-controls {
    display: flex; gap: var(--spacing-md); margin-bottom: var(--spacing-xl);
    background: rgba(255,255,255,0.03); backdrop-filter: blur(20px);
    padding: var(--spacing-lg); border-radius: 8px; border: 1px solid var(--color-border);
    position: sticky; top: 20px; z-index: 30;
}
.filter-group { display: flex; flex-direction: column; flex: 1; }
.filter-group label { font-family: var(--font-sans); font-size: 0.8rem; color: var(--color-text-muted); margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0;}
.filter-group select {
    background: transparent; border: none; border-bottom: 2px solid var(--color-border);
    color: #FFF; padding: 8px 0; font-family: var(--font-display); font-size: 1.1rem; outline: none; cursor: pointer;
}
.filter-group select option { background: #000; }

.movie-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: var(--spacing-lg); }
.movie-card {
    width: 100%; min-height: 190px; appearance: none; text-align: left; color: inherit; cursor: pointer;
    background: rgba(255,255,255,0.02); border: 1px solid var(--color-border);
    border-radius: 8px; padding: var(--spacing-lg); transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease;
}
.movie-card:hover { transform: translateY(-8px); background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.3); }
button.movie-card { cursor: pointer; }
button.movie-card:focus-visible { outline: 2px solid #FFF; outline-offset: 3px; border-color: rgba(255,255,255,0.7); }
.movie-title { display: block; font-family: var(--font-serif); font-size: 1.4rem; font-weight: 700; color: #FFF; margin-bottom: 8px; }
.movie-title small { color: #888; font: 400 0.9rem var(--font-sans); }
.movie-rating { display: block; font-family: var(--font-display); font-size: 1.1rem; color: var(--color-accent); font-weight: 700; margin-bottom: 12px; }
.movie-tags { display: block; min-height: 34px; }
.movie-card-action { display: block; margin-top: 12px; color: #A8A8AF; font: 700 0.78rem var(--font-sans); }
.genre-badge { font-family: var(--font-sans); background: rgba(255,255,255,0.08); font-size: 0.8rem; padding: 4px 10px; border-radius: 20px; margin-right: 6px; margin-bottom: 6px; display: inline-block; color: #CCC; }
.gallery-pagination { display: flex; align-items: center; justify-content: center; gap: 16px; margin-top: 36px; }
.gallery-pagination button {
    width: 40px; height: 40px; padding: 0; border: 1px solid rgba(255,255,255,0.2);
    border-radius: 50%; background: transparent; color: #FFF; font: 1.1rem var(--font-sans); cursor: pointer;
}
.gallery-pagination button:hover,
.gallery-pagination button:focus-visible { border-color: #FFF; outline: none; }
.gallery-pagination button:disabled { opacity: 0.25; cursor: default; }
.gallery-pagination span { min-width: 90px; color: #A0A0A8; font: 0.82rem var(--font-sans); text-align: center; }

.movie-detail-dialog {
    width: min(680px, calc(100vw - 32px));
    max-height: min(760px, calc(100svh - 32px));
    margin: auto;
    padding: 0;
    overflow: auto;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 8px;
    background: #0B0B0E;
    color: #E7E7EA;
    box-shadow: 0 28px 80px rgba(0,0,0,0.7);
}
.movie-detail-dialog::backdrop { background: rgba(0,0,0,0.78); backdrop-filter: blur(3px); }
.movie-detail-panel { padding: 28px; }
.movie-detail-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; color: #8F8F97; font: 800 0.72rem var(--font-sans); letter-spacing: 0; }
.movie-detail-close {
    display: grid; place-items: center; width: 36px; height: 36px; padding: 0;
    border: 1px solid rgba(255,255,255,0.14); border-radius: 50%; background: transparent;
    color: #D8D8DC; font: 300 1.5rem/1 var(--font-sans); cursor: pointer;
}
.movie-detail-close:hover,
.movie-detail-close:focus-visible { border-color: rgba(255,255,255,0.6); color: #FFF; outline: none; }
.movie-detail-heading { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 24px; padding-bottom: 24px; border-bottom: 1px solid var(--color-border); }
.movie-detail-heading p { margin-bottom: 7px; color: #8C8C94; font: 0.78rem var(--font-sans); }
.movie-detail-heading h2 { overflow-wrap: anywhere; color: #FFF; font: 800 1.8rem/1.3 var(--font-serif); }
.movie-detail-heading > strong { color: #FF6B63; font: 800 1.7rem var(--font-display); white-space: nowrap; }
.movie-detail-copy { padding: 10px 0; border-bottom: 1px solid var(--color-border); }
.movie-detail-copy section { padding: 14px 0; }
.movie-detail-copy section[hidden] { display: none; }
.movie-detail-copy h3 { margin-bottom: 8px; color: #8C8C94; font: 700 0.72rem var(--font-sans); }
.movie-detail-copy h3 span { margin-left: 7px; padding: 2px 5px; border: 1px solid rgba(255,179,0,0.35); border-radius: 4px; color: #FFD36A; font-size: 0.62rem; }
.movie-detail-copy p { color: #DCDCE0; font: 0.9rem/1.75 var(--font-sans); }
.movie-detail-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 28px; margin: 10px 0 24px; }
.movie-detail-list > div { min-width: 0; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,0.07); }
.movie-detail-list dt { margin-bottom: 5px; color: #777780; font: 0.7rem var(--font-sans); }
.movie-detail-list dd { overflow-wrap: anywhere; color: #E2E2E5; font: 0.9rem/1.5 var(--font-sans); }
.movie-detail-source { display: inline-flex; align-items: center; min-height: 38px; color: #FFF; font: 700 0.84rem var(--font-sans); text-underline-offset: 4px; }
.movie-detail-source[hidden] { display: none; }

/* 尾部方法论 */
.methodology-footer { padding: var(--spacing-xxl) 8vw; background: #000; position: relative; z-index: 20; text-align: center; pointer-events: auto; }
.methodology-footer h3 { font-size: 2rem; color: #FFF; margin-bottom: var(--spacing-lg); }
.methodology-footer p { font-family: var(--font-sans); font-size: 1.05rem; color: var(--color-text-muted); max-width: 800px; margin: 0 auto 24px auto; line-height: 1.8;}
.btn-ghost { display: inline-block; margin-top: 30px; padding: 12px 32px; border: 1px solid rgba(255,255,255,0.4); border-radius: 40px; color: #FFF; text-decoration: none; font-family: var(--font-sans); transition: all 0.3s ease; }
.btn-ghost:hover { background: #FFF; color: #000; }

@media (max-width: 1024px) {
    .scrolly-container { flex-direction: column; }
    .scrolly-text { width: 100%; padding: var(--spacing-lg); }
    .scrolly-graphic { width: 100%; height: auto; position: relative; border-right: none; padding: var(--spacing-lg) 0; border-bottom: 1px solid var(--color-border); }
    .chart-canvas { height: 400px; }
    .filter-controls { flex-wrap: wrap; }
    .filter-group { flex: 1 1 100%; }
    .kpi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 700px) {
    .particle-step { padding: 6vh 12px; }
    .particle-step > h2,
    .particle-step > p,
    .particle-step > .theory-badge { max-width: 76vw; margin-bottom: 8px; padding: 13px 15px; }
    .particle-step > h2,
    .particle-step > p,
    .particle-step > .theory-badge,
    .scene-lab { background-color: rgba(7, 7, 10, 0.92); }
    .particle-step > h2 { font-size: 0.86rem; }
    .particle-step > p { font-size: 0.86rem; line-height: 1.56; }
    .intro-step .mega-title { font-size: 2.2rem; letter-spacing: 0; }
    .intro-step .nut-graph > p { font-size: 0.84rem; line-height: 1.5; }
    .scroll-hint { margin-top: 16px; letter-spacing: 0; }
    .scene-lab { width: 76vw; }
    .scene-lab-heading { grid-template-columns: auto 1fr auto; gap: 7px; }
    .scene-option { padding: 7px 9px; font-size: 0.7rem; }
    .scene-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .scene-picked { grid-template-columns: 1fr; }
    .scene-picked > span { grid-row: auto; }
    .explorer-section { padding: 72px 16px; }
    .explorer-header h2 { font-size: 2rem; }
    .movie-grid { grid-template-columns: 1fr; gap: 16px; }
    .movie-card { min-height: 0; padding: 20px; }
    .movie-detail-panel { padding: 20px; }
    .movie-detail-heading { grid-template-columns: 1fr; gap: 12px; }
    .movie-detail-heading h2 { font-size: 1.45rem; }
    .movie-detail-heading > strong { font-size: 1.4rem; }
    .movie-detail-list { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

.chart-container {
    width: 100%;
    height: 500px;
}

/* Standalone analysis volumes */
.volume-page {
    min-height: 100vh;
    background: #09090B;
    color: #E8E8EB;
    font-family: var(--font-sans);
}

.volume-page .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 50;
    width: 252px;
    padding: 34px 22px;
    overflow-y: auto;
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    background: #0E0E11;
}

.volume-page .sidebar-title {
    color: #FFFFFF;
    font: 800 1rem/1.2 var(--font-display);
    letter-spacing: 0;
}

.volume-page .sidebar-subtitle {
    margin-top: 7px;
    color: #85858E;
    font-size: 0.78rem;
}

.volume-page .sidebar-hint {
    margin-top: 18px;
    color: rgba(255, 255, 255, 0.34);
    font-size: 0.72rem;
    letter-spacing: 0.4px;
}

.volume-page .sidebar-hint kbd {
    padding: 1px 5px;
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 3px;
    font: 600 0.68rem var(--font-sans);
}

.volume-page .nav-menu {
    display: grid;
    gap: 5px;
    margin-top: 36px;
}

.volume-page .nav-item {
    display: block;
    padding: 10px 11px;
    border-left: 2px solid transparent;
    color: #A9A9B1;
    font-size: 0.82rem;
    line-height: 1.45;
    text-decoration: none;
    transition: border-color 0.18s ease, background-color 0.18s ease, color 0.18s ease;
}

.volume-page .nav-item:hover,
.volume-page .nav-item:focus-visible {
    border-left-color: rgba(143, 178, 255, 0.65);
    background: rgba(255, 255, 255, 0.045);
    color: #FFFFFF;
    outline: none;
}

.volume-page .nav-item.active {
    border-left-color: #FF7A73;
    background: rgba(255, 122, 115, 0.08);
    color: #FFFFFF;
}

.volume-page .main-content {
    min-width: 0;
    margin-left: 252px;
    padding: 68px clamp(28px, 5vw, 76px) 100px;
}

.volume-page .academic-article,
.volume-page .chart-card,
.volume-page .gallery-section,
.volume-page > .main-content > .filter-controls {
    width: min(100%, 1080px);
    margin-right: auto;
    margin-left: auto;
}

.volume-page .academic-article {
    max-width: 800px;
    margin-bottom: 48px;
}

.volume-page .academic-article .theory-badge {
    margin-bottom: 16px;
    border: 1px solid rgba(255, 122, 115, 0.28);
    border-radius: 4px;
    background: rgba(255, 122, 115, 0.07);
}

.volume-page .academic-article h1 {
    margin-bottom: 24px;
    color: #FFFFFF;
    font: 800 clamp(2rem, 4vw, 3.25rem)/1.22 var(--font-serif);
    letter-spacing: 0;
}

.volume-page .academic-article p {
    margin-bottom: 16px;
    color: #C9C9CF;
    font-size: 1rem;
    line-height: 1.82;
}

.volume-page .academic-article strong { color: #FFFFFF; }

.volume-page .chart-card {
    margin-bottom: 72px;
    padding: 24px;
    border: 1px solid rgba(255, 255, 255, 0.11);
    border-radius: 8px;
    background: #111115;
}

.volume-page .chart-card h2,
.volume-page .gallery-header h2,
.volume-page .gallery-section > h2 {
    margin-bottom: 16px;
    color: #FFFFFF;
    font: 750 1.25rem/1.35 var(--font-serif);
    letter-spacing: 0;
}

.volume-page .chart-container {
    width: 100%;
    height: min(62vh, 580px);
    min-height: 430px;
}

.volume-page .gallery-section { padding: 0; background: transparent; }
.volume-page .gallery-header { margin-bottom: 24px; }
.volume-page .gallery-header .subtitle,
.volume-page .gallery-section > .subtitle {
    color: #92929B;
    font-size: 0.88rem;
    line-height: 1.5;
}

.volume-page .movie-grid {
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 16px;
}

.volume-page .movie-card {
    min-height: 164px;
    padding: 20px;
    cursor: pointer;
}

.volume-page .movie-card:hover { transform: translateY(-3px); }
.volume-page .movie-title { font-size: 1.12rem; line-height: 1.35; overflow-wrap: anywhere; }
.volume-page .genre-badge { border-radius: 4px; }
.volume-page .empty-gallery { color: #92929B; line-height: 1.6; }

.volume-page > .main-content > .filter-controls {
    position: static;
    z-index: auto;
    margin-bottom: 56px;
    background: #111115;
    backdrop-filter: none;
}

@media (max-width: 900px) {
    .volume-page .sidebar {
        position: sticky;
        inset: 0 auto auto 0;
        width: 100%;
        padding: 14px 16px 10px;
        overflow: hidden;
        border-right: 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .volume-page .sidebar-subtitle { display: none; }
    .volume-page .nav-menu {
        display: flex;
        gap: 4px;
        margin-top: 10px;
        overflow-x: auto;
        scrollbar-width: thin;
    }

    .volume-page .nav-item {
        flex: 0 0 auto;
        padding: 8px 9px;
        border-bottom: 2px solid transparent;
        border-left: 0;
        white-space: nowrap;
    }

    .volume-page .nav-item:hover,
    .volume-page .nav-item:focus-visible,
    .volume-page .nav-item.active {
        border-bottom-color: #FF7A73;
        border-left: 0;
    }

    .volume-page .main-content {
        margin-left: 0;
        padding: 44px 18px 72px;
    }

    .volume-page .academic-article { margin-bottom: 36px; }
    .volume-page .academic-article h1 { font-size: 2rem; }
    .volume-page .academic-article p { font-size: 0.94rem; line-height: 1.72; }
    .volume-page .chart-card { margin-bottom: 52px; padding: 14px; }
    .volume-page .chart-container { height: 430px; min-height: 430px; }
    .volume-page > .main-content > .filter-controls { margin-bottom: 44px; padding: 18px; }
}

@media (max-width: 520px) {
    .volume-page .chart-container { height: 390px; min-height: 390px; }
    .volume-page .movie-grid { grid-template-columns: 1fr; }
}