:root {
            --ink: #1a0f0a;
            --parchment: #f5ede0;
            --parchment-dark: #ecdcc8;
            --parchment-mid: #f0e4cc;
            --gold: #c8963c;
            --gold-light: #e8c068;
            --gold-pale: #f5e4b8;
            --gold-deep: #a07020;
            --crimson: #8b1a1a;
            --crimson-bright: #b02020;
            --jade: #2e6b4f;
            --jade-light: #3d9162;
            --mist: #7a6a58;
            --shadow: rgba(26, 15, 10, 0.18);
            --shadow-gold: rgba(200, 150, 60, 0.25);
            --card-bg-1: #fdf5e8;
            --card-bg-2: #f0e2c8;
            --ui-bg: rgba(245, 237, 224, 0.94);
            --ui-border: rgba(200, 150, 60, 0.35);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --ink-brush: #1a0f0a;
        }

        [data-theme="dark"] {
            --ink: #e8d9c0;
            --parchment: #0e0804;
            --parchment-dark: #1a100a;
            --parchment-mid: #180e08;
            --gold: #d4a84b;
            --gold-light: #e8c068;
            --gold-pale: #c8a04a;
            --gold-deep: #b08030;
            --crimson: #c03020;
            --crimson-bright: #d04030;
            --jade: #3d9162;
            --mist: #9a8a78;
            --shadow: rgba(0,0,0,0.55);
            --shadow-gold: rgba(200, 150, 60, 0.15);
            --card-bg-1: #1e1208;
            --card-bg-2: #160e06;
            --ui-bg: rgba(20, 12, 6, 0.96);
            --ui-border: rgba(200, 150, 60, 0.2);
            --ink-brush: #e8d9c0;
        }

        * { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }

        body {
            background-color: var(--parchment);
            color: var(--ink);
            font-family: 'Noto Serif', 'Noto Serif SC', Georgia, serif;
            min-height: 100vh;
            overflow-x: hidden;
            position: relative;
            transition: background-color var(--transition), color var(--transition);
        }

        /* Parchment noise texture */
        body::before {
            content: '';
            position: fixed; inset: 0;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='400' height='400'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='400' height='400' filter='url(%23noise)' opacity='0.045'/%3E%3C/svg%3E");
            pointer-events: none; z-index: 0;
        }

        /* Vignette overlay */
        body::after {
            content: '';
            position: fixed; inset: 0;
            background: radial-gradient(ellipse at 50% 50%, transparent 55%, rgba(26,15,10,0.12) 100%);
            pointer-events: none; z-index: 0;
        }

        /* ============================================================
           PARTICLES
        ============================================================ */
        #particles-canvas {
            position: fixed; inset: 0;
            pointer-events: none; z-index: 0;
            opacity: 0.55;
        }

        /* ============================================================
           PAGE TRANSITION
        ============================================================ */
        #page-transition {
            position: fixed; inset: 0;
            z-index: 99999; pointer-events: none; opacity: 0;
        }
        #page-transition.entering {
            animation: transitionIn 0.55s ease forwards;
        }
        @keyframes transitionIn {
            0% { opacity: 0; background: radial-gradient(ellipse at 50% 50%, var(--gold) 0%, var(--crimson) 35%, #0d0503 100%); }
            45% { opacity: 1; }
            100% { opacity: 1; }
        }

        /* ============================================================
           DARK MODE TOGGLE
        ============================================================ */
        #dark-toggle {
            position: fixed;
            top: 16px; right: 16px;
            z-index: 999;
            width: 44px; height: 44px;
            border-radius: 50%;
            background: var(--ui-bg);
            border: 1px solid var(--ui-border);
            color: var(--mist);
            font-size: 1.1rem;
            cursor: pointer;
            display: flex; align-items: center; justify-content: center;
            box-shadow: 0 2px 16px var(--shadow), 0 0 0 1px rgba(200,150,60,0.12);
            backdrop-filter: blur(12px);
            transition: all var(--transition);
        }
        #dark-toggle:hover { transform: scale(1.1) rotate(15deg); color: var(--gold); box-shadow: 0 4px 20px var(--shadow-gold); }

        /* ============================================================
           VERTICAL COLUMN DECO
        ============================================================ */
        .bg-col {
            position: fixed; top: 0; bottom: 0;
            width: 48px;
            pointer-events: none; z-index: 0;
            display: flex; flex-direction: column; align-items: center;
        }
        .bg-col-left { left: 0; }
        .bg-col-right { right: 0; }
        .bg-col-inner {
            flex: 1; width: 1px;
            background: linear-gradient(180deg, transparent 5%, var(--gold) 25%, var(--gold) 75%, transparent 95%);
            opacity: 0.12;
        }
        .bg-col-dot {
            width: 6px; height: 6px;
            border-radius: 50%;
            background: var(--gold);
            opacity: 0.2;
            margin: 8px 0;
        }

        /* ============================================================
           HEADER
        ============================================================ */
        .site-header {
            position: relative; z-index: 1;
            text-align: center;
            padding: 80px 20px 48px;
        }

        /* Big decorative seal */
        .header-seal-wrap {
            position: relative;
            display: inline-block;
            margin-bottom: 28px;
        }
        .header-seal {
            display: flex; align-items: center; justify-content: center;
            width: 88px; height: 88px;
            border: 2.5px solid var(--crimson);
            border-radius: 4px;
            position: relative;
            transform: rotate(45deg);
            animation: sealPulse 5s ease-in-out infinite;
            background: linear-gradient(135deg, rgba(139,26,26,0.06), rgba(200,150,60,0.06));
        }
        .header-seal::before {
            content: '';
            position: absolute; inset: 5px;
            border: 1px solid rgba(200,150,60,0.35);
            border-radius: 2px;
        }
        .header-seal-char {
            font-family: 'Ma Shan Zheng', serif;
            font-size: 2.4rem;
            color: var(--crimson);
            transform: rotate(-45deg);
            display: block;
            line-height: 1;
            text-shadow: 0 1px 4px rgba(139,26,26,0.3);
        }
        /* Corner ornaments on seal */
        .header-seal-wrap::before, .header-seal-wrap::after {
            content: '✦';
            position: absolute;
            color: var(--gold);
            font-size: 0.7rem;
            opacity: 0.6;
        }
        .header-seal-wrap::before { top: -6px; left: 50%; transform: translateX(-50%); }
        .header-seal-wrap::after { bottom: -6px; left: 50%; transform: translateX(-50%); }

        @keyframes sealPulse {
            0%, 100% { box-shadow: 0 0 0 0 rgba(139,26,26,0.25), inset 0 0 12px rgba(200,150,60,0.05); }
            50% { box-shadow: 0 0 0 14px rgba(139,26,26,0), inset 0 0 20px rgba(200,150,60,0.1); }
        }

        .site-title {
            font-family: 'Ma Shan Zheng', 'Noto Serif SC', serif;
            font-size: clamp(2.2rem, 6vw, 3.8rem);
            color: var(--crimson);
            letter-spacing: 0.14em;
            margin-bottom: 10px;
            text-shadow: 2px 2px 0 var(--parchment-dark), 3px 3px 8px var(--shadow);
            animation: fadeDown 0.9s ease both;
            position: relative;
        }

        .site-subtitle {
            font-style: italic;
            color: var(--mist);
            font-size: 1rem;
            letter-spacing: 0.06em;
            animation: fadeDown 0.9s 0.15s ease both;
            font-family: 'IM Fell English', serif;
        }

        @keyframes fadeDown {
            from { opacity: 0; transform: translateY(-18px); }
            to { opacity: 1; transform: translateY(0); }
        }

        /* Luxury divider */
        .ink-divider {
            display: flex; align-items: center; justify-content: center;
            gap: 10px;
            margin: 28px auto 0;
            max-width: 460px;
            animation: fadeDown 0.9s 0.3s ease both;
        }
        .ink-divider-line {
            flex: 1;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--gold-deep), var(--gold));
            opacity: 0.6;
        }
        .ink-divider-line.rev { background: linear-gradient(270deg, transparent, var(--gold-deep), var(--gold)); }
        .ink-divider-center {
            display: flex; align-items: center; gap: 6px;
            color: var(--gold);
            font-size: 0.75rem;
            letter-spacing: 0.2em;
        }
        .ink-diamond {
            width: 7px; height: 7px;
            background: var(--gold);
            transform: rotate(45deg);
            flex-shrink: 0;
        }
        .ink-diamond.sm { width: 4px; height: 4px; opacity: 0.6; }

        /* Top ornament bar */
        .header-ornament-bar {
            display: flex; align-items: center; justify-content: center;
            gap: 0;
            margin: 0 auto 24px;
            max-width: 560px;
            animation: fadeDown 0.9s 0.05s ease both;
        }
        .ornament-bar-segment {
            height: 2px;
            flex: 1;
            background: linear-gradient(90deg, transparent, var(--crimson));
            opacity: 0.3;
        }
        .ornament-bar-segment.rev { background: linear-gradient(270deg, transparent, var(--crimson)); }
        .ornament-bar-mid {
            padding: 0 14px;
            color: var(--crimson);
            font-size: 0.7rem;
            opacity: 0.5;
            letter-spacing: 0.4em;
        }

        /* ============================================================
           STORY GRID
        ============================================================ */
        .story-grid {
            position: relative; z-index: 1;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 44px;
            max-width: 1200px;
            margin: 24px auto 100px;
            padding: 0 64px;
        }

        /* ============================================================
           STORY CARD — Luxury upgrade
        ============================================================ */
        .story-card {
            position: relative;
            background: linear-gradient(160deg, var(--card-bg-1) 0%, var(--card-bg-2) 100%);
            text-decoration: none;
            color: inherit;
            display: flex;
            flex-direction: column;
            border: 1px solid rgba(200,150,60,0.22);
            transition: transform 0.35s cubic-bezier(0.2,0,0,1), box-shadow 0.35s ease;
            box-shadow: 0 4px 24px var(--shadow), 0 1px 0 rgba(255,255,255,0.5) inset;
            overflow: hidden;
        }

        /* Ink brush top stroke */
        .story-card::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--crimson) 0%, var(--gold) 50%, var(--crimson) 100%);
            opacity: 0.75;
            transform-origin: left;
            transition: transform 0.4s ease;
        }

        /* Inner corner ornaments */
        .story-card::after {
            content: '';
            position: absolute;
            inset: 8px;
            border: 1px solid rgba(200,150,60,0.1);
            pointer-events: none;
            transition: border-color 0.3s ease;
        }

        .story-card:hover {
            transform: translateY(-6px) scale(1.008);
            box-shadow: 0 16px 48px var(--shadow), 0 0 0 1px rgba(200,150,60,0.3), 0 1px 0 rgba(255,255,255,0.5) inset;
        }
        .story-card:hover::after { border-color: rgba(200,150,60,0.25); }

        /* Banner area */
        .card-banner {
            position: relative;
            height: 130px;
            background: linear-gradient(160deg, #2d0f08, #5a1a10, #3d1208);
            display: flex; align-items: center; justify-content: center;
            overflow: hidden;
            flex-shrink: 0;
        }
        [data-theme="dark"] .card-banner { background: linear-gradient(160deg, #180803, #2e0e07, #1e0905); }

        .card-banner::before {
            content: '';
            position: absolute; inset: 0;
            background:
                radial-gradient(ellipse at 20% 60%, rgba(200,150,60,0.2) 0%, transparent 55%),
                radial-gradient(ellipse at 80% 40%, rgba(200,150,60,0.15) 0%, transparent 55%);
        }
        .card-banner::after {
            content: '';
            position: absolute; bottom: 0; left: 0; right: 0; height: 6px;
            background: repeating-linear-gradient(90deg,
                var(--gold) 0px, var(--gold) 8px,
                var(--crimson) 8px, var(--crimson) 12px,
                var(--gold) 12px, var(--gold) 18px,
                transparent 18px, transparent 22px
            );
            opacity: 0.45;
        }

        .card-banner-emoji {
            font-size: 3.6rem;
            position: relative; z-index: 1;
            filter: drop-shadow(0 4px 16px rgba(200,150,60,0.5));
            transition: transform 0.4s cubic-bezier(0.2,0,0,1.5);
        }
        .story-card:hover .card-banner-emoji { transform: scale(1.15) rotate(-5deg); }

        /* Floating seal on card */
        .card-seal {
            position: absolute;
            bottom: 10px; right: 12px;
            width: 36px; height: 36px;
            border: 1.5px solid rgba(200,150,60,0.45);
            transform: rotate(45deg);
            display: flex; align-items: center; justify-content: center;
            z-index: 1;
        }
        .card-seal span {
            font-family: 'Ma Shan Zheng', serif;
            font-size: 1rem;
            color: rgba(200,150,60,0.7);
            transform: rotate(-45deg);
        }

        /* Card body */
        .card-body {
            padding: 24px 24px 28px;
            display: flex; flex-direction: column; gap: 10px;
            flex: 1;
        }

        .card-genre {
            font-size: 0.72rem;
            letter-spacing: 0.18em;
            color: var(--gold-deep);
            text-transform: uppercase;
            display: flex; align-items: center; gap: 8px;
        }
        .card-genre::before {
            content: '';
            display: inline-block;
            width: 18px; height: 1px;
            background: var(--gold);
            opacity: 0.5;
        }

        .card-title {
            font-family: 'Noto Serif SC', 'Noto Serif', Georgia, serif;
            font-size: 1.05rem;
            font-weight: 700;
            line-height: 1.65;
            color: var(--ink);
        }

        .card-desc {
            font-size: 0.875rem;
            line-height: 1.75;
            color: var(--mist);
            font-style: italic;
            font-family: 'IM Fell English', serif;
            flex: 1;
        }

        /* Card footer with chapter count + read btn */
        .card-footer {
            display: flex; align-items: center; justify-content: space-between;
            margin-top: 8px;
            padding-top: 14px;
            border-top: 1px solid rgba(200,150,60,0.18);
        }

        .card-chapter-count {
            font-size: 0.75rem;
            color: var(--mist);
            letter-spacing: 0.06em;
        }
        .card-chapter-count strong { color: var(--gold-deep); }

        .card-read-btn {
            display: inline-flex; align-items: center; gap: 6px;
            padding: 8px 18px;
            background: var(--crimson);
            color: var(--gold-pale);
            font-family: 'Noto Serif', serif;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.1em;
            cursor: pointer;
            position: relative;
            overflow: hidden;
            transition: background 0.3s, transform 0.2s;
            border: none;
        }
        .card-read-btn::after { content: ' →'; }
        .card-read-btn:hover { background: #6e1212; transform: translateY(-1px); }

        /* ============================================================
           CHAPTER SELECTOR MODAL
        ============================================================ */
        .chapter-btn {
            display: inline-flex; align-items: center; gap: 6px;
            padding: 7px 16px;
            background: transparent;
            color: var(--jade);
            font-family: 'Noto Serif', serif;
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            cursor: pointer;
            border: 1.5px solid var(--jade);
            transition: all 0.25s;
        }
        .chapter-btn:hover { background: rgba(46,107,79,0.1); transform: translateY(-1px); }

        .chapter-modal-overlay {
            position: fixed; inset: 0;
            background: rgba(10, 6, 3, 0.72);
            backdrop-filter: blur(6px);
            z-index: 5000;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.35s ease;
            display: flex; align-items: center; justify-content: center;
        }
        .chapter-modal-overlay.open {
            opacity: 1;
            pointer-events: all;
        }

        .chapter-modal {
            background: var(--parchment);
            border: 1px solid rgba(200,150,60,0.3);
            box-shadow: 0 24px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(200,150,60,0.1);
            width: min(640px, 92vw);
            max-height: 80vh;
            display: flex; flex-direction: column;
            position: relative;
            transform: translateY(24px) scale(0.97);
            transition: transform 0.35s cubic-bezier(0.2,0,0,1);
        }
        .chapter-modal-overlay.open .chapter-modal {
            transform: translateY(0) scale(1);
        }

        /* Modal inner border */
        .chapter-modal::before {
            content: '';
            position: absolute; inset: 8px;
            border: 1px solid rgba(200,150,60,0.12);
            pointer-events: none;
        }

        .chapter-modal-header {
            padding: 28px 32px 20px;
            border-bottom: 1px solid rgba(200,150,60,0.2);
            position: relative;
            flex-shrink: 0;
        }

        .chapter-modal-series {
            font-size: 0.72rem;
            letter-spacing: 0.2em;
            color: var(--gold-deep);
            margin-bottom: 6px;
        }

        .chapter-modal-title {
            font-family: 'Ma Shan Zheng', serif;
            font-size: 1.3rem;
            color: var(--crimson);
            line-height: 1.5;
        }

        /* Corner ornaments on modal */
        .modal-corner {
            position: absolute;
            width: 20px; height: 20px;
        }
        .modal-corner::before, .modal-corner::after {
            content: '';
            position: absolute;
            background: var(--gold);
            opacity: 0.4;
        }
        .modal-corner::before { width: 100%; height: 1.5px; top: 0; left: 0; }
        .modal-corner::after { width: 1.5px; height: 100%; top: 0; left: 0; }
        .modal-corner.tr { top: 12px; right: 12px; transform: rotate(90deg); }
        .modal-corner.bl { bottom: 12px; left: 12px; transform: rotate(270deg); }
        .modal-corner.br { bottom: 12px; right: 12px; transform: rotate(180deg); }
        .modal-corner.tl { top: 12px; left: 12px; }

        .chapter-modal-close {
            position: absolute;
            top: 20px; right: 24px;
            background: none; border: none;
            color: var(--mist);
            font-size: 1.4rem;
            cursor: pointer;
            width: 36px; height: 36px;
            display: flex; align-items: center; justify-content: center;
            transition: color 0.2s, transform 0.2s;
        }
        .chapter-modal-close:hover { color: var(--crimson); transform: rotate(90deg); }

        .chapter-modal-body {
            padding: 20px 24px 28px;
            overflow-y: auto;
            flex: 1;
        }
        .chapter-modal-body::-webkit-scrollbar { width: 4px; }
        .chapter-modal-body::-webkit-scrollbar-track { background: transparent; }
        .chapter-modal-body::-webkit-scrollbar-thumb { background: rgba(200,150,60,0.3); border-radius: 2px; }

        .chapter-list {
            display: flex; flex-direction: column; gap: 2px;
        }

        .chapter-item {
            display: flex; align-items: flex-start; gap: 0;
            text-decoration: none;
            color: var(--ink);
            padding: 13px 16px;
            border: 1px solid transparent;
            position: relative;
            transition: background 0.2s, border-color 0.2s;
            cursor: pointer;
        }
        .chapter-item::before {
            content: '';
            position: absolute; left: 0; top: 0; bottom: 0;
            width: 2px;
            background: var(--crimson);
            opacity: 0;
            transition: opacity 0.2s;
        }
        .chapter-item:hover {
            background: rgba(200,150,60,0.07);
            border-color: rgba(200,150,60,0.18);
        }
        .chapter-item:hover::before { opacity: 1; }

        .chapter-item-num {
            font-family: 'Ma Shan Zheng', serif;
            font-size: 0.75rem;
            color: var(--gold-deep);
            letter-spacing: 0.12em;
            min-width: 72px;
            flex-shrink: 0;
            padding-top: 2px;
        }

        .chapter-item-info { flex: 1; }
        .chapter-item-title {
            font-size: 0.92rem;
            font-weight: 600;
            line-height: 1.5;
            color: var(--ink);
            margin-bottom: 2px;
        }
        .chapter-item-subtitle {
            font-size: 0.78rem;
            color: var(--mist);
            font-style: italic;
            font-family: 'IM Fell English', serif;
            line-height: 1.4;
        }

        .chapter-item-arrow {
            color: var(--gold);
            opacity: 0;
            font-size: 0.85rem;
            transition: opacity 0.2s, transform 0.2s;
            align-self: center;
            margin-left: 8px;
        }
        .chapter-item:hover .chapter-item-arrow { opacity: 1; transform: translateX(3px); }

        /* Status badge */
        .chapter-item-badge {
            display: inline-block;
            font-size: 0.65rem;
            letter-spacing: 0.12em;
            padding: 2px 8px;
            border: 1px solid;
            margin-top: 4px;
        }
        .badge-available { color: var(--jade); border-color: var(--jade); }
        .badge-soon { color: var(--mist); border-color: var(--mist); opacity: 0.6; }

        .chapter-item.coming-soon {
            opacity: 0.55;
            pointer-events: none;
        }

        /* Chapter divider */
        .chapter-section-label {
            font-size: 0.68rem;
            letter-spacing: 0.22em;
            color: var(--gold-deep);
            padding: 10px 16px 6px;
            display: flex; align-items: center; gap: 10px;
        }
        .chapter-section-label::after {
            content: '';
            flex: 1; height: 1px;
            background: linear-gradient(90deg, var(--gold), transparent);
            opacity: 0.3;
        }

        /* ============================================================
           FOOTER
        ============================================================ */
        .site-footer {
            position: relative; z-index: 1;
            text-align: center;
            padding: 32px 20px;
            color: var(--mist);
            font-size: 0.82rem;
            letter-spacing: 0.1em;
        }
        .site-footer::before {
            content: '';
            display: block;
            width: 200px; height: 1px;
            background: linear-gradient(90deg, transparent, rgba(200,150,60,0.4), transparent);
            margin: 0 auto 18px;
        }
        .site-footer span { color: var(--gold); }

        /* Responsive */
        @media (max-width: 700px) {
            .story-grid { padding: 0 20px; gap: 28px; }
            .site-header { padding: 56px 20px 32px; }
            .bg-col { display: none; }
        }