@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,500;0,600;0,700;1,400;1,600&family=Crimson+Pro:ital,wght@0,300;0,400;0,600;1,400&family=Inter:wght@300;400;500;600&display=swap');

:root {
    --bg-color: #0a0a0a;
    --bg-secondary: #111111;
    --bg-card: #161616;
    --bg-card-hover: #1c1c1c;
    --text-main: #d4d4d4;
    --text-bright: #ececec;
    --text-dim: #7a7a7a;
    --accent: #8b0000;
    --accent-glow: rgba(139, 0, 0, 0.35);
    --accent-light: #b71c1c;
    --border: #2a2a2a;
    --border-accent: #4a1a1a;
    --gold: #c9a96e;
    --shadow-dark: 0 10px 40px rgba(0, 0, 0, 0.6);
    --shadow-accent: 0 8px 30px var(--accent-glow);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: 'Crimson Pro', Georgia, serif;
    line-height: 1.85;
    margin: 0;
    padding: 0;
    font-size: 17px;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(139, 0, 0, 0.08), transparent),
        radial-gradient(ellipse 60% 40% at 100% 100%, rgba(139, 0, 0, 0.05), transparent);
    pointer-events: none;
    z-index: 0;
}

.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--bg-secondary);
    z-index: 9999;
}

.reading-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    width: 0%;
    transition: width 0.1s linear;
    box-shadow: 0 0 10px var(--accent-glow);
}

.container {
    max-width: 860px;
    margin: 0 auto;
    padding: 40px 30px 100px;
    position: relative;
    z-index: 1;
}

header {
    text-align: center;
    padding: 60px 20px 50px;
    margin-bottom: 60px;
    position: relative;
}

header::before,
header::after {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-accent), transparent);
}

header::before {
    top: 0;
}

header::after {
    bottom: 0;
    width: 200px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    height: 2px;
}

.brand {
    font-family: 'Cinzel', serif;
    font-size: 0.75rem;
    letter-spacing: 8px;
    text-transform: uppercase;
    color: #000000;
    margin-bottom: 25px;
    opacity: 0.8;
}

h1 {
    font-family: 'Cinzel', serif;
    color: var(--text-bright);
    font-size: 3.2em;
    margin: 0 0 8px 0;
    letter-spacing: 6px;
    text-transform: uppercase;
    font-weight: 700;
    background: linear-gradient(180deg, var(--text-bright) 0%, var(--accent-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 2px 20px rgba(139, 0, 0, 0.2));
}

.subtitle {
    font-family: 'Cinzel', serif;
    font-size: 0.95em;
    letter-spacing: 4px;
    color: var(--accent-light);
    margin-bottom: 30px;
    text-transform: uppercase;
}

.meta {
    font-style: italic;
    color: var(--text-dim);
    font-size: 0.95em;
    display: flex;
    gap: 25px;
    justify-content: center;
    flex-wrap: wrap;
}

.meta p {
    margin: 0;
    position: relative;
}

.meta p:not(:last-child)::after {
    content: '·';
    position: absolute;
    right: -16px;
    color: var(--text-dim);
}

.meta strong {
    color: var(--text-bright);
    font-style: normal;
    font-weight: 500;
}

.synopsis {
    background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-secondary) 100%);
    padding: 45px 50px;
    border-left: 3px solid var(--accent);
    margin-bottom: 70px;
    box-shadow: var(--shadow-dark);
    position: relative;
    border-radius: 0 8px 8px 0;
}

.synopsis::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 20px;
    font-family: 'Cinzel', serif;
    font-size: 6rem;
    color: var(--accent);
    opacity: 0.1;
    line-height: 1;
}

.synopsis p {
    margin: 0 0 18px;
    position: relative;
    z-index: 1;
}

.synopsis p:last-of-type {
    margin-bottom: 25px;
}

.synopsis ul {
    padding-left: 25px;
    margin: 0;
    position: relative;
    z-index: 1;
}

.synopsis li {
    margin-bottom: 12px;
    font-style: italic;
    color: #b5b5b5;
    position: relative;
    padding-left: 8px;
}

.synopsis li::marker {
    color: var(--accent);
}

.arc-nav {
    margin-bottom: 70px;
    padding: 35px 30px;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, transparent 100%);
    border-radius: 12px;
    border: 1px solid var(--border);
    position: relative;
}

.arc-nav::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), var(--gold), var(--accent), transparent);
    opacity: 0.5;
    border-radius: 12px 12px 0 0;
}

.arc-nav-label {
    text-align: center;
    font-family: 'Cinzel', serif;
    font-size: 0.78rem;
    letter-spacing: 5px;
    color: var(--gold);
    text-transform: uppercase;
    margin-bottom: 25px;
    opacity: 0.9;
}

.arc-nav-tabs {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.arc-tab {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 20px 10px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--text-main);
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.arc-tab::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    transition: width 0.35s ease;
}

.arc-tab:hover {
    transform: translateY(-3px);
    border-color: var(--border-accent);
    box-shadow: 0 10px 30px var(--accent-glow);
    color: var(--text-bright);
}

.arc-tab:hover::before {
    width: 60%;
}

.arc-tab.active {
    border-color: var(--accent);
    background: linear-gradient(180deg, rgba(139, 0, 0, 0.1) 0%, transparent 100%);
    box-shadow: 0 0 0 1px var(--accent), var(--shadow-accent);
}

.arc-tab.active::before {
    width: 100%;
}

.arc-tab.active .arc-tab-index {
    color: var(--accent-light);
}

.arc-tab.active .arc-tab-name {
    color: var(--text-bright);
}

.arc-tab-index {
    font-family: 'Cinzel', serif;
    font-size: 1.35em;
    font-weight: 700;
    color: var(--text-dim);
    letter-spacing: 1px;
    transition: color 0.3s ease;
    line-height: 1;
}

.arc-tab-name {
    font-family: 'Cinzel', serif;
    font-size: 0.82rem;
    letter-spacing: 2px;
    color: var(--text-main);
    text-transform: uppercase;
    margin-top: 2px;
    transition: color 0.3s ease;
    white-space: nowrap;
}

.arc-tab-sub {
    font-size: 0.8rem;
    color: var(--text-dim);
    font-style: italic;
    opacity: 0.9;
    transition: color 0.3s ease;
    text-align: center;
    line-height: 1.3;
}

.arc-tab:hover .arc-tab-sub {
    color: var(--text-main);
}

.home-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}

.arc-card {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 30px 28px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    color: var(--text-main);
    text-decoration: none;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.arc-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent), var(--gold), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.arc-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-accent);
    box-shadow: 0 18px 50px var(--accent-glow), 0 10px 30px rgba(0,0,0,0.5);
}

.arc-card:hover::before {
    opacity: 1;
}

.arc-card:hover .arc-card-arrow {
    background: var(--accent);
    color: #fff;
    transform: translateX(4px);
}

.arc-card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}

.arc-card-index {
    font-family: 'Cinzel', serif;
    font-size: 2.2em;
    font-weight: 700;
    color: var(--text-dim);
    line-height: 1;
    transition: color 0.3s ease;
    letter-spacing: 1px;
}

.arc-card-index.roman {
    font-size: 1.9em;
}

.arc-card:hover .arc-card-index {
    color: var(--accent-light);
}

.arc-card-badge {
    font-family: 'Inter', sans-serif;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--text-bright);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    padding: 4px 10px;
    border-radius: 999px;
    transition: all 0.3s ease;
}

.arc-card-badge.prologue {
    color: var(--gold);
    border-color: rgba(201, 169, 110, 0.3);
    background: rgba(201, 169, 110, 0.06);
}

.arc-card-badge.end {
    color: var(--accent-light);
    border-color: var(--border-accent);
    background: rgba(139, 0, 0, 0.08);
}

.arc-card:hover .arc-card-badge {
    border-color: var(--border-accent);
}

.arc-card-title {
    font-family: 'Cinzel', serif;
    font-size: 1.35em;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-bright);
    margin: 6px 0 2px;
    line-height: 1.3;
    transition: color 0.3s ease;
}

.arc-card:hover .arc-card-title {
    color: var(--accent-light);
}

.arc-card-subtitle {
    font-size: 0.95em;
    color: var(--text-dim);
    font-style: italic;
    margin-bottom: 6px;
}

.arc-card-desc {
    margin: 0;
    font-size: 0.92em;
    color: var(--text-main);
    line-height: 1.7;
    flex: 1;
    opacity: 0.8;
}

.arc-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--border);
}

.arc-card-count {
    font-family: 'Inter', sans-serif;
    font-size: 0.78rem;
    color: var(--text-dim);
    letter-spacing: 0.8px;
}

.arc-card-arrow {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    color: var(--text-dim);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 18px 0 10px;
    font-family: 'Inter', sans-serif;
    font-size: 0.82rem;
    letter-spacing: 0.5px;
    color: var(--text-dim);
}

.breadcrumb-home {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-dim);
    text-decoration: none;
    padding: 6px 12px;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    transition: all 0.3s ease;
}

.breadcrumb-home:hover {
    color: var(--accent-light);
    border-color: var(--border-accent);
}

.breadcrumb-sep {
    opacity: 0.5;
    font-size: 1em;
}

.breadcrumb-current {
    color: var(--text-bright);
    font-weight: 500;
    padding: 6px 0;
}

.page-header {
    text-align: center;
    padding: 40px 15px 45px;
    margin-bottom: 45px;
    position: relative;
}

.page-header::before,
.page-header::after {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 180px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-accent), transparent);
}

.page-header::before {
    top: 0;
}

.page-header::after {
    bottom: 0;
    width: 260px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.home-hero {
    padding: 60px 20px 50px;
    margin-bottom: 60px;
}

.page-label {
    font-family: 'Cinzel', serif;
    font-size: 0.78rem;
    letter-spacing: 6px;
    color: var(--gold);
    text-transform: uppercase;
    margin-bottom: 18px;
    display: block;
    opacity: 0.85;
}

.page-title {
    font-family: 'Cinzel', serif;
    color: var(--text-bright);
    font-size: 2.8em;
    margin: 0 0 10px 0;
    letter-spacing: 5px;
    text-transform: uppercase;
    font-weight: 700;
    background: linear-gradient(180deg, var(--text-bright) 0%, var(--accent-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 2px 20px rgba(139, 0, 0, 0.2));
}

.page-subtitle {
    font-family: 'Cinzel', serif;
    font-size: 1em;
    color: var(--accent-light);
    letter-spacing: 2px;
    margin-bottom: 24px;
    font-style: italic;
}

.page-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 22px;
    color: var(--accent);
    font-size: 0.7em;
}

.page-divider span {
    display: block;
    width: 70px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-accent));
}

.page-divider span:last-child {
    background: linear-gradient(90deg, var(--border-accent), transparent);
}

.page-intro {
    max-width: 580px;
    margin: 0 auto 28px;
    color: var(--text-main);
    font-style: italic;
    font-size: 0.98em;
    opacity: 0.9;
    line-height: 1.75;
}

.page-nav-arrows {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 10px;
}

.nav-arrow {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 9px 16px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text-main);
    text-decoration: none;
    font-family: 'Inter', sans-serif;
    font-size: 0.82rem;
    letter-spacing: 0.8px;
    transition: all 0.3s ease;
}

.nav-arrow:hover:not(.disabled) {
    border-color: var(--border-accent);
    color: var(--accent-light);
    transform: translateY(-1px);
}

.nav-arrow.disabled {
    opacity: 0.35;
    cursor: not-allowed;
    pointer-events: none;
}

.mini-toc {
    margin-bottom: 55px;
    padding: 22px 26px;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, transparent 100%);
    border-radius: 10px;
    border: 1px solid var(--border);
}

.mini-toc-label {
    font-family: 'Cinzel', serif;
    font-size: 0.78rem;
    letter-spacing: 4px;
    color: var(--gold);
    text-transform: uppercase;
    margin-bottom: 16px;
    opacity: 0.9;
}

.mini-toc-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.mini-toc-link {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 10px 14px;
    border-radius: 6px;
    text-decoration: none;
    color: var(--text-main);
    transition: all 0.25s ease;
    border: 1px solid transparent;
}

.mini-toc-link:hover:not(.placeholder) {
    background: var(--bg-card);
    border-color: var(--border-accent);
    color: var(--accent-light);
    transform: translateX(3px);
}

.mini-toc-link.placeholder {
    opacity: 0.45;
    cursor: default;
}

.mini-toc-idx {
    font-family: 'Cinzel', serif;
    font-size: 1.05em;
    font-weight: 700;
    color: var(--text-dim);
    width: 32px;
    flex-shrink: 0;
}

.mini-toc-name {
    font-family: 'Inter', sans-serif;
    font-size: 0.92em;
    letter-spacing: 0.3px;
}

.bottom-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin: 50px 0 20px;
}

.bottom-nav-btn {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 18px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--text-main);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.bottom-nav-btn:hover:not(.disabled) {
    border-color: var(--border-accent);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px var(--accent-glow);
}

.bottom-nav-btn.disabled {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
}

.bottom-nav-btn:last-child {
    text-align: right;
    align-items: flex-end;
}

.nav-dir {
    font-family: 'Inter', sans-serif;
    font-size: 0.72rem;
    letter-spacing: 1.5px;
    color: var(--accent-light);
    text-transform: uppercase;
    font-weight: 600;
}

.nav-name {
    font-family: 'Cinzel', serif;
    font-size: 0.95em;
    letter-spacing: 0.8px;
    color: var(--text-bright);
    font-weight: 600;
}

.bottom-nav.back-arc {
    margin-top: 5px;
}

.bottom-nav .arc-btn {
    background: linear-gradient(180deg, var(--bg-card), var(--bg-secondary));
}

.breadcrumb-link {
    color: var(--text-main);
    text-decoration: none;
    padding: 6px 0;
    transition: color 0.25s ease;
}

.breadcrumb-link:hover {
    color: var(--accent-light);
}

.episode-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}

.episode-card {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 24px 22px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    text-decoration: none;
    color: var(--text-main);
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.episode-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0;
    transition: opacity 0.35s ease;
}

.episode-card:hover:not(.placeholder) {
    transform: translateY(-4px);
    border-color: var(--border-accent);
    box-shadow: 0 12px 35px var(--accent-glow);
}

.episode-card:hover:not(.placeholder)::before {
    opacity: 1;
}

.episode-card:hover:not(.placeholder) .ep-card-arrow {
    background: var(--accent);
    color: #fff;
    transform: translateX(4px);
}

.episode-card.placeholder {
    opacity: 0.55;
    cursor: default;
    border-style: dashed;
}

.ep-card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.ep-card-idx {
    font-family: 'Cinzel', serif;
    font-size: 1.9em;
    font-weight: 700;
    color: var(--text-dim);
    line-height: 1;
    letter-spacing: 1px;
    transition: color 0.3s ease;
}

.episode-card:hover:not(.placeholder) .ep-card-idx {
    color: var(--accent-light);
}

.ep-card-badge {
    font-family: 'Inter', sans-serif;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    color: var(--text-bright);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    padding: 3px 9px;
    border-radius: 999px;
}

.ep-card-badge.end {
    color: var(--accent-light);
    border-color: var(--border-accent);
    background: rgba(139, 0, 0, 0.08);
}

.ep-card-titles {
    margin-top: 4px;
}

.ep-card-title {
    font-family: 'Cinzel', serif;
    font-size: 1.2em;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-bright);
    margin: 0 0 4px;
    font-weight: 600;
    line-height: 1.35;
    transition: color 0.3s ease;
}

.episode-card:hover:not(.placeholder) .ep-card-title {
    color: var(--accent-light);
}

.ep-card-sub {
    font-style: italic;
    color: var(--text-dim);
    font-size: 0.95em;
}

.ep-card-desc {
    font-size: 0.9em;
    line-height: 1.65;
    margin: 2px 0 0;
    color: var(--text-main);
    opacity: 0.85;
    flex: 1;
}

.ep-card-foot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 12px;
    margin-top: 10px;
    border-top: 1px solid var(--border);
}

.ep-card-meta {
    font-family: 'Inter', sans-serif;
    font-size: 0.78rem;
    color: var(--text-dim);
    letter-spacing: 0.5px;
}

.ep-card-arrow {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--bg-secondary);
    color: var(--text-dim);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.episode-header-page {
    text-align: center;
    padding: 35px 15px 45px;
    margin-bottom: 45px;
    position: relative;
}

.episode-header-page::before,
.episode-header-page::after {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-accent), transparent);
}

.episode-header-page::before {
    top: 0;
}

.episode-header-page::after {
    bottom: 0;
    width: 260px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.ep-label-row {
    display: inline-flex;
    gap: 10px;
    align-items: center;
    margin-bottom: 20px;
}

.ep-label-badge {
    font-family: 'Inter', sans-serif;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--gold);
    background: rgba(201, 169, 110, 0.08);
    border: 1px solid rgba(201, 169, 110, 0.3);
    padding: 4px 11px;
    border-radius: 999px;
}

.ep-label-number {
    font-family: 'Cinzel', serif;
    font-size: 0.78rem;
    letter-spacing: 5px;
    color: var(--accent-light);
    text-transform: uppercase;
    font-weight: 600;
}

.ep-title-en {
    font-family: 'Cinzel', serif;
    font-size: 2.6em;
    font-weight: 700;
    color: var(--text-bright);
    margin: 0 0 8px;
    letter-spacing: 8px;
    text-transform: uppercase;
    background: linear-gradient(180deg, var(--text-bright) 0%, var(--accent-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 2px 20px rgba(139, 0, 0, 0.2));
}

.ep-title-vi {
    font-family: 'Cinzel', serif;
    font-size: 1.15em;
    letter-spacing: 3px;
    color: var(--accent-light);
    margin-bottom: 24px;
    font-style: italic;
}

.ep-divider {
    margin-bottom: 20px;
}

.ep-intro {
    max-width: 600px;
    margin: 0 auto 28px;
    color: var(--text-main);
    font-style: italic;
    font-size: 1em;
    opacity: 0.92;
    line-height: 1.75;
}

.episode-body {
    max-width: 720px;
    margin: 0 auto 10px;
    padding: 0 5px;
    color: var(--text-main);
    text-align: justify;
    font-size: 1.08em;
    line-height: 1.9;
}

.episode-body p {
    margin: 0 0 22px;
    text-indent: 2em;
}

.episode-body p:first-of-type::first-letter {
    font-family: 'Cinzel', serif;
    font-size: 3.8em;
    float: left;
    line-height: 0.9;
    padding: 6px 10px 0 0;
    color: var(--accent-light);
    font-weight: 700;
}

.episode-body code {
    display: inline-block;
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 2px 7px;
    border-radius: 4px;
    font-size: 0.9em;
    color: var(--accent-light);
}

.episode-body .placeholder-box {
    text-indent: 0 !important;
}

.arc {
    margin-bottom: 90px;
    position: relative;
    scroll-margin-top: 90px;
}

.arc-header {
    text-align: center;
    margin-bottom: 50px;
    position: relative;
}

.arc-number {
    font-family: 'Cinzel', serif;
    font-size: 0.8em;
    letter-spacing: 6px;
    color: var(--gold);
    text-transform: uppercase;
    margin-bottom: 12px;
    display: block;
}

.arc-title {
    font-family: 'Cinzel', serif;
    font-size: 1.9em;
    margin: 0 0 10px 0;
    color: var(--text-bright);
    text-transform: uppercase;
    letter-spacing: 4px;
    font-weight: 600;
}

.arc-subtitle {
    font-size: 1em;
    color: var(--text-dim);
    font-style: italic;
    letter-spacing: 1px;
}

.arc-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-top: 20px;
}

.arc-divider span {
    display: block;
    width: 60px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-accent));
}

.arc-divider span:last-child {
    background: linear-gradient(90deg, var(--border-accent), transparent);
}

.arc-divider::before {
    content: '✦';
    color: var(--accent);
    font-size: 0.7em;
}

.episodes-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.episode {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 0;
    border-radius: 10px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.episode::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.episode:hover {
    transform: translateY(-4px);
    border-color: var(--border-accent);
    box-shadow: var(--shadow-accent), 0 15px 50px rgba(0, 0, 0, 0.5);
}

.episode:hover::before {
    opacity: 1;
}

.episode-header {
    padding: 28px 35px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    transition: background 0.3s ease;
}

.episode-header:hover {
    background: var(--bg-card-hover);
}

.episode-title-wrap {
    flex: 1;
}

.episode-label {
    display: inline-block;
    font-family: 'Inter', sans-serif;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--accent-light);
    margin-bottom: 8px;
    padding: 3px 10px;
    background: rgba(139, 0, 0, 0.1);
    border-radius: 3px;
}

.episode h3 {
    margin: 0;
    color: var(--text-bright);
    font-family: 'Cinzel', serif;
    font-size: 1.35em;
    font-weight: 600;
    letter-spacing: 1px;
    line-height: 1.4;
}

.episode-toggle {
    width: 36px;
    height: 36px;
    min-width: 36px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-dim);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85em;
    transition: all 0.3s ease;
}

.episode:hover .episode-toggle {
    border-color: var(--border-accent);
    color: var(--accent-light);
}

.episode.collapsed .episode-toggle svg {
    transform: rotate(-90deg);
}

.episode-toggle svg {
    transition: transform 0.3s ease;
}

.story-content {
    padding: 0 35px 35px;
    color: var(--text-main);
    text-align: justify;
    transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                padding 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.3s ease;
    overflow: hidden;
    max-height: 50000px;
    opacity: 1;
    font-size: 1.05em;
}

.episode.collapsed .story-content {
    max-height: 0;
    opacity: 0;
    padding-top: 0;
    padding-bottom: 0;
}

.story-content > :first-child {
    margin-top: 0;
    padding-top: 0;
    border-top: 1px solid var(--border);
}

.story-content p {
    margin: 0 0 20px;
    text-indent: 2em;
}

.story-content p:first-of-type::first-letter {
    font-family: 'Cinzel', serif;
    font-size: 3.5em;
    float: left;
    line-height: 0.9;
    padding: 6px 10px 0 0;
    color: var(--accent-light);
    font-weight: 600;
}

.placeholder-box {
    padding: 40px 30px;
    background: var(--bg-color);
    color: var(--text-dim);
    text-align: center;
    border: 1px dashed var(--border);
    border-radius: 6px;
    font-family: 'Inter', sans-serif;
    font-size: 0.9em;
    letter-spacing: 0.5px;
    margin-top: 0 !important;
    text-indent: 0 !important;
}

.placeholder-box::before {
    content: '✎';
    display: block;
    font-size: 2em;
    margin-bottom: 10px;
    color: var(--accent);
    opacity: 0.5;
}

.back-to-top {
    position: fixed;
    bottom: 35px;
    right: 35px;
    background: var(--bg-card);
    color: var(--accent-light);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--border);
    font-size: 1.1em;
    box-shadow: var(--shadow-dark);
    z-index: 100;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-accent);
}

.reading-controls {
    position: fixed;
    bottom: 35px;
    left: 35px;
    display: flex;
    gap: 10px;
    z-index: 100;
}

.control-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text-dim);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-dark);
    opacity: 0;
    visibility: hidden;
    font-size: 1em;
}

.control-btn.visible {
    opacity: 1;
    visibility: visible;
}

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

.control-btn.active {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

footer {
    margin-top: 80px;
    padding-top: 40px;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-dim);
    font-size: 0.85em;
    font-style: italic;
}

footer .signature {
    font-family: 'Cinzel', serif;
    letter-spacing: 4px;
    color: var(--gold);
    margin-bottom: 8px;
    font-size: 0.9em;
    opacity: 0.7;
}

::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-color);
}

::-webkit-scrollbar-thumb {
    background: #333;
    border-radius: 5px;
    border: 2px solid var(--bg-color);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}

::selection {
    background: var(--accent);
    color: #fff;
}

body.theme-light {
    --bg-color: #faf7f2;
    --bg-secondary: #f3ede4;
    --bg-card: #ffffff;
    --bg-card-hover: #f9f4ec;
    --text-main: #2c2c2c;
    --text-bright: #1a1a1a;
    --text-dim: #7a7267;
    --border: #e5ddd1;
    --border-accent: #c9a96e;
    --accent-glow: rgba(201, 169, 110, 0.3);
    --shadow-dark: 0 10px 40px rgba(0, 0, 0, 0.08);
    --shadow-accent: 0 8px 30px rgba(201, 169, 110, 0.25);
}

body.theme-light::before {
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(201, 169, 110, 0.1), transparent),
        radial-gradient(ellipse 60% 40% at 100% 100%, rgba(201, 169, 110, 0.07), transparent);
}

body.theme-light .synopsis {
    border-left-color: var(--gold);
}

body.theme-light h1 {
    background: linear-gradient(180deg, var(--text-bright) 0%, #8b6914 100%);
    -webkit-background-clip: text;
    background-clip: text;
}

body.theme-light .episode-label {
    background: rgba(201, 169, 110, 0.15);
    color: #8b6914;
}

body.font-large {
    font-size: 19px;
}

body.font-large h1 {
    font-size: 3.4em;
}

body.font-large .arc-title {
    font-size: 2.1em;
}

body.font-large .episode h3 {
    font-size: 1.5em;
}

body.font-xl {
    font-size: 21px;
}

body.font-xl h1 {
    font-size: 3.6em;
}

body.font-xl .arc-title {
    font-size: 2.3em;
}

body.font-xl .episode h3 {
    font-size: 1.65em;
}

@media (max-width: 768px) {
    .container {
        padding: 25px 18px 80px;
    }

    header {
        padding: 40px 15px 35px;
        margin-bottom: 40px;
    }

    h1 {
        font-size: 2em;
        letter-spacing: 3px;
    }

    .subtitle {
        font-size: 0.8em;
        letter-spacing: 2px;
    }

    .meta {
        flex-direction: column;
        gap: 5px;
    }

    .meta p:not(:last-child)::after {
        display: none;
    }

    .synopsis {
        padding: 30px 25px;
        margin-bottom: 50px;
    }

    .synopsis::before {
        font-size: 4rem;
        left: 10px;
    }

    .arc-nav {
        padding: 25px 18px;
        margin-bottom: 55px;
    }

    .arc-nav-label {
        font-size: 0.7rem;
        letter-spacing: 3px;
        margin-bottom: 18px;
    }

    .arc-nav-tabs {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .home-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .arc-card {
        padding: 24px 20px;
    }

    .arc-card-index {
        font-size: 1.8em;
    }

    .arc-card-index.roman {
        font-size: 1.5em;
    }

    .arc-card-title {
        font-size: 1.1em;
        letter-spacing: 1.5px;
    }

    .breadcrumb {
        flex-wrap: wrap;
    }

    .page-header {
        padding: 30px 10px 35px;
        margin-bottom: 35px;
    }

    .home-hero {
        padding: 40px 10px 35px;
        margin-bottom: 40px;
    }

    .page-title {
        font-size: 1.8em;
        letter-spacing: 2.5px;
    }

    .page-label {
        font-size: 0.7rem;
        letter-spacing: 4px;
    }

    .page-subtitle {
        font-size: 0.9em;
        letter-spacing: 1.5px;
    }

    .page-nav-arrows {
        flex-wrap: wrap;
    }

    .nav-arrow {
        padding: 8px 12px;
        font-size: 0.75rem;
    }

    .mini-toc {
        padding: 18px 16px;
        margin-bottom: 40px;
    }

    .mini-toc-label {
        font-size: 0.72rem;
        letter-spacing: 2.5px;
    }

    .episode-cards {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .episode-card {
        padding: 20px 18px 16px;
    }

    .ep-card-idx {
        font-size: 1.6em;
    }

    .ep-card-title {
        font-size: 1.05em;
        letter-spacing: 1.5px;
    }

    .episode-header-page {
        padding: 25px 10px 35px;
        margin-bottom: 35px;
    }

    .ep-label-row {
        flex-wrap: wrap;
        justify-content: center;
        gap: 8px;
    }

    .ep-title-en {
        font-size: 1.7em;
        letter-spacing: 4px;
    }

    .ep-title-vi {
        font-size: 1em;
        letter-spacing: 2px;
    }

    .ep-intro {
        font-size: 0.95em;
    }

    .episode-body {
        font-size: 1em;
        line-height: 1.85;
    }

    .episode-body p:first-of-type::first-letter {
        font-size: 3em;
    }

    .bottom-nav {
        grid-template-columns: 1fr;
        gap: 10px;
        margin: 40px 0 15px;
    }

    .bottom-nav-btn:last-child {
        text-align: left;
        align-items: flex-start;
    }

    .arc-tab {
        padding: 16px 10px 14px;
    }

    .arc-tab-index {
        font-size: 1.2em;
    }

    .arc-tab-name {
        font-size: 0.75rem;
        letter-spacing: 1.5px;
    }

    .arc-tab-sub {
        font-size: 0.75rem;
    }

    .arc {
        margin-bottom: 70px;
    }

    .arc-title {
        font-size: 1.4em;
        letter-spacing: 2px;
    }

    .episode-header {
        padding: 22px 22px;
    }

    .episode h3 {
        font-size: 1.1em;
    }

    .story-content {
        padding: 0 22px 25px;
        font-size: 1em;
    }

    .story-content p:first-of-type::first-letter {
        font-size: 2.8em;
    }

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 42px;
        height: 42px;
    }

    .reading-controls {
        bottom: 20px;
        left: 20px;
    }

    .control-btn {
        width: 40px;
        height: 40px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 15px 12px 80px;
    }

    h1 {
        font-size: 1.6em;
        letter-spacing: 2px;
    }

    .episode-header {
        padding: 18px 16px;
        gap: 12px;
    }

    .episode h3 {
        font-size: 1em;
    }

    .episode-label {
        font-size: 0.6rem;
        letter-spacing: 1.5px;
    }

    .story-content {
        padding: 0 16px 20px;
    }
}