/* ===== CSS Variables ===== */
:root {
    --font-sans: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;

    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --bg-elevated: #ffffff;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --border-color: #e2e8f0;
    --border-subtle: #f1f5f9;

    --accent-primary: #6366f1;
    --accent-secondary: #4f46e5;
    --accent-tertiary: #818cf8;
    --accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
    --accent-glow: rgba(99, 102, 241, 0.15);

    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;

    --gold: #c9a227;
    --silver: #8b9aab;
    --bronze: #b8734a;
    --podium-gold-bg: rgba(201, 162, 39, 0.08);
    --podium-silver-bg: rgba(139, 154, 171, 0.08);
    --podium-bronze-bg: rgba(184, 115, 74, 0.08);

    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
    --shadow-md: 0 4px 16px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.12);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.12);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --header-height: 64px;
}

[data-theme="dark"] {
    --bg-primary: #0b0f19;
    --bg-secondary: #111827;
    --bg-tertiary: #1e293b;
    --bg-elevated: #1a2234;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border-color: #1e293b;
    --border-subtle: #1a2234;

    --accent-primary: #818cf8;
    --accent-secondary: #6366f1;
    --accent-tertiary: #a5b4fc;
    --accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #c084fc 100%);
    --accent-glow: rgba(129, 140, 248, 0.12);

    --success: #34d399;
    --warning: #fbbf24;
    --danger: #f87171;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 60px rgba(99, 102, 241, 0.08);
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color 0.3s, color 0.3s;
    min-height: 100vh;
}

a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--accent-secondary);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.25rem;
}

/* ===== Background Decoration ===== */
.bg-decoration {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.bg-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
}

.bg-orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.3), transparent 70%);
    top: -200px;
    right: -100px;
}

.bg-orb-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.2), transparent 70%);
    bottom: 10%;
    left: -150px;
}

[data-theme="dark"] .bg-orb { opacity: 0.25; }

/* ===== Header ===== */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.75);
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
}

[data-theme="dark"] .header {
    background: rgba(11, 15, 25, 0.85);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    font-size: 1.75rem;
    line-height: 1;
    filter: drop-shadow(0 2px 4px rgba(99, 102, 241, 0.3));
}

.logo-text-group {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
}

.logo-text {
    font-size: 1.15rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.3;
}

.logo-sub {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 500;
    letter-spacing: 0.02em;
}

.header-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-shrink: 0;
}

.btn-github {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    height: 40px;
    padding: 0 0.85rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.82rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
    white-space: nowrap;
}

.btn-github:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.github-icon {
    width: 14px;
    height: 14px;
    color: #f59e0b;
}

.star-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.25rem;
    padding: 0.1rem 0.35rem;
    background: var(--bg-tertiary);
    border-radius: 100px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.2s;
    color: var(--text-primary);
}

.btn-icon:hover {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-lang {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}

[data-theme="light"] .icon-moon { display: none; }
[data-theme="dark"] .icon-sun { display: none; }

/* ===== Hero ===== */
.hero {
    position: relative;
    z-index: 1;
    padding: 3.5rem 0 2.5rem;
    text-align: center;
}

.hero-inner {
    position: relative;
}

.hero-badge {
    display: inline-block;
    padding: 0.35rem 1rem;
    background: var(--accent-glow);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: 1.25rem;
    letter-spacing: 0.03em;
}

.hero-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto 2rem;
}

.stats-bar {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.stat-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    padding: 1.25rem 2rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    min-width: 140px;
    transition: transform 0.2s, box-shadow 0.2s;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--accent-primary);
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* ===== Section Title ===== */
.section-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    color: var(--text-primary);
}

/* ===== Podium ===== */
.podium-section {
    position: relative;
    z-index: 1;
    margin-bottom: 2rem;
}

.podium {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    align-items: end;
}

.podium-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem 1.25rem;
    text-align: center;
    cursor: pointer;
    transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
    position: relative;
    overflow: hidden;
}

.podium-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    opacity: 0.85;
}

.podium-card.podium-place-1::before { background: var(--gold); }
.podium-card.podium-place-2::before { background: var(--silver); }
.podium-card.podium-place-3::before { background: var(--bronze); }

.podium-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.podium-card.podium-place-1 {
    order: 2;
    padding-top: 1.75rem;
    padding-bottom: 1.75rem;
    background: var(--podium-gold-bg);
    border-color: rgba(201, 162, 39, 0.25);
}

.podium-card.podium-place-2 {
    order: 1;
    background: var(--podium-silver-bg);
    border-color: rgba(139, 154, 171, 0.2);
}

.podium-card.podium-place-3 {
    order: 3;
    background: var(--podium-bronze-bg);
    border-color: rgba(184, 115, 74, 0.2);
}

[data-theme="dark"] .podium-card.podium-place-1 {
    background: rgba(201, 162, 39, 0.06);
    border-color: rgba(201, 162, 39, 0.2);
}

[data-theme="dark"] .podium-card.podium-place-2 {
    background: rgba(139, 154, 171, 0.06);
    border-color: rgba(139, 154, 171, 0.15);
}

[data-theme="dark"] .podium-card.podium-place-3 {
    background: rgba(184, 115, 74, 0.06);
    border-color: rgba(184, 115, 74, 0.15);
}

.podium-medal-wrap {
    display: flex;
    justify-content: center;
    margin-bottom: 0.625rem;
}

.podium-medal {
    font-size: 1.75rem;
    line-height: 1;
    filter: grayscale(20%);
}

.podium-rank {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 0.625rem;
}

.podium-name {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.2rem;
    line-height: 1.35;
}

.podium-provider {
    font-size: 0.78rem;
    color: var(--text-secondary);
    margin-bottom: 1.125rem;
}

.podium-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.podium-metric {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.podium-metric-value {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    font-variant-numeric: tabular-nums;
}

.podium-metric-value small {
    font-weight: 500;
    color: var(--text-muted);
}

.podium-metric-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-weight: 500;
}

/* ===== Main ===== */
.main {
    position: relative;
    z-index: 1;
}

/* ===== Filters ===== */
.filters {
    margin: 1.5rem 0;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
}

.search-box {
    flex: 1;
    min-width: 240px;
    position: relative;
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    pointer-events: none;
}

.search-box input {
    width: 100%;
    padding: 0.85rem 1rem 0.85rem 2.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: var(--font-sans);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.search-box input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.search-box input::placeholder {
    color: var(--text-muted);
}

.results-count {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 500;
    white-space: nowrap;
}

/* ===== Rankings Table ===== */
.rankings {
    margin-bottom: 3rem;
}

.table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    background: var(--bg-secondary);
}

#rankings-table {
    width: 100%;
    min-width: 860px;
    table-layout: fixed;
    border-collapse: collapse;
}

table {
    width: 100%;
    border-collapse: collapse;
}

thead {
    background: var(--bg-tertiary);
}

th {
    padding: 0.875rem 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    white-space: nowrap;
    border-bottom: 1px solid var(--border-color);
}

td {
    padding: 0.875rem 1rem;
    border-bottom: 1px solid var(--border-subtle);
    vertical-align: middle;
}

tbody tr:last-child td {
    border-bottom: none;
}

tbody tr {
    transition: background-color 0.15s;
    cursor: pointer;
}

tbody tr:hover {
    background: var(--bg-tertiary);
}

tbody tr.top-row {
    background: rgba(99, 102, 241, 0.04);
}

[data-theme="dark"] tbody tr.top-row {
    background: rgba(99, 102, 241, 0.08);
}

.col-rank { width: 56px; text-align: center; }
.col-change { width: 64px; text-align: center; }
.col-model { width: 24%; }
.col-provider { width: 11%; }
.col-intelligence { width: 7%; text-align: center; }
.col-speed { width: 9%; text-align: center; }
.col-ttft { width: 8%; text-align: center; }
.col-price { width: 8%; text-align: center; }
.col-value {
    width: 11%;
    text-align: center;
    position: sticky;
    right: 72px;
    z-index: 2;
    background: var(--bg-secondary);
    box-shadow: -4px 0 10px rgba(15, 23, 42, 0.03);
}

thead .col-value {
    background: var(--bg-tertiary);
    z-index: 3;
}

tbody tr:hover .col-value {
    background: var(--bg-tertiary);
}

tbody tr.top-row .col-value {
    background: rgba(99, 102, 241, 0.04);
}

[data-theme="dark"] tbody tr.top-row .col-value {
    background: rgba(99, 102, 241, 0.08);
}
.col-detail {
    width: 72px;
    min-width: 72px;
    text-align: center;
    position: sticky;
    right: 0;
    z-index: 2;
    background: var(--bg-secondary);
    box-shadow: -6px 0 12px rgba(15, 23, 42, 0.04);
}

thead .col-detail {
    background: var(--bg-tertiary);
    z-index: 3;
}

tbody tr:hover .col-detail {
    background: var(--bg-tertiary);
}

tbody tr.top-row .col-detail {
    background: rgba(99, 102, 241, 0.04);
}

[data-theme="dark"] tbody tr.top-row .col-detail {
    background: rgba(99, 102, 241, 0.08);
}

[data-theme="dark"] .col-detail {
    box-shadow: -6px 0 12px rgba(0, 0, 0, 0.2);
}

/* Rank badges */
.rank-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 10px;
    font-weight: 700;
    font-size: 0.85rem;
}

.rank-badge.rank-1 { background: var(--gold); color: #fff; }
.rank-badge.rank-2 { background: var(--silver); color: #fff; }
.rank-badge.rank-3 { background: var(--bronze); color: #fff; }
.rank-badge.rank-other {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

/* Rank change */
.rank-change {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2rem;
    font-size: 0.78rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.rank-change-inline {
    margin-left: 0.35rem;
    font-size: 0.72rem;
}

.rank-change-up { color: var(--success); }
.rank-change-down { color: var(--danger); }
.rank-change-flat,
.rank-change-none { color: var(--text-muted); }
.rank-change-new {
    color: var(--accent-primary);
    font-size: 0.68rem;
    letter-spacing: 0.04em;
}

/* Model info */
.model-info {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    overflow: hidden;
    min-width: 0;
}

.model-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.model-id {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: 'SF Mono', 'Fira Code', monospace;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Provider badge */
.provider-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.65rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
}

/* Scores */
.intelligence-score {
    font-weight: 700;
    font-size: 1rem;
}

.intelligence-high { color: var(--success); }
.intelligence-medium { color: var(--warning); }
.intelligence-low { color: var(--danger); }

.speed-display {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.price-display {
    font-weight: 600;
    font-size: 0.9rem;
}

.price-budget { color: var(--success); }
.price-mid { color: var(--text-primary); }
.price-premium { color: var(--warning); }
.price-enterprise { color: var(--danger); }

.value-score {
    font-weight: 800;
    font-size: 0.95rem;
    color: var(--accent-primary);
}

.value-bar {
    width: 100%;
    height: 4px;
    background: var(--bg-tertiary);
    border-radius: 100px;
    margin-top: 0.4rem;
    overflow: hidden;
}

.value-bar-fill {
    height: 100%;
    background: var(--accent-gradient);
    border-radius: 100px;
    transition: width 0.4s ease;
    max-width: 100%;
}

/* Detail button */
.btn-detail {
    background: transparent;
    color: var(--accent-primary);
    border: 1px solid var(--accent-primary);
    padding: 0.35rem 0.65rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.78rem;
    font-weight: 600;
    font-family: var(--font-sans);
    white-space: nowrap;
    transition: all 0.2s;
}

.btn-detail:hover {
    background: var(--accent-primary);
    color: white;
}

/* Mobile card layout */
.rankings-cards {
    display: none;
    flex-direction: column;
    gap: 0.625rem;
}

.model-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.875rem 1rem;
    cursor: pointer;
    transition: background-color 0.15s, border-color 0.15s;
}

.model-card:active {
    background: var(--bg-tertiary);
}

.model-card-top {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.model-card-top .rank-badge {
    width: 30px;
    height: 30px;
    font-size: 0.8rem;
    flex-shrink: 0;
    margin-top: 0.1rem;
}

.model-card-info {
    flex: 1;
    min-width: 0;
}

.model-card-title-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0.35rem;
}

.model-card-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.35;
    margin: 0;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.model-card-value {
    font-size: 0.95rem;
    font-weight: 800;
    white-space: nowrap;
    flex-shrink: 0;
}

.model-card-sub {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.model-card-sub .provider-badge {
    font-size: 0.72rem;
    padding: 0.15rem 0.5rem;
}

.model-card-sub .rank-change-inline {
    margin-left: 0;
}

.model-card-stats {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-subtle);
}

.model-card-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.1rem;
    flex: 1;
    min-width: 0;
}

.model-card-stat em {
    font-style: normal;
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 0.02em;
}

.model-card-stat strong {
    font-size: 0.85rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.model-card-stat .intelligence-score,
.model-card-stat .price-display,
.model-card-stat .speed-display {
    font-size: 0.85rem;
    font-weight: 700;
}

.model-card-stat .speed-display {
    color: var(--text-secondary);
    font-weight: 600;
}

.model-card-value.value-score {
    color: var(--accent-primary);
}

.model-card-hint {
    margin: 0.5rem 0 0;
    text-align: center;
    font-size: 0.72rem;
    color: var(--text-muted);
}

.footer-version {
    margin-top: 0.25rem;
    font-size: 0.8rem;
}

.footer-version a {
    color: var(--accent-primary);
    text-decoration: none;
    font-family: 'SF Mono', 'Fira Code', monospace;
    margin-left: 0.35rem;
}

.footer-version a:hover {
    text-decoration: underline;
}

.mobile-empty {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-muted);
}

/* Loading */
.loading-row td {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-muted);
}

.loading-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    justify-content: center;
}

.loading-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ===== Pagination ===== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.375rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.page-btn {
    min-width: 38px;
    height: 38px;
    padding: 0 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    color: var(--text-primary);
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s;
    font-family: var(--font-sans);
}

.page-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background: var(--accent-glow);
}

.page-btn.active {
    background: var(--accent-gradient);
    color: white;
    border-color: transparent;
    box-shadow: var(--shadow-sm);
}

.page-ellipsis {
    padding: 0 0.25rem;
    color: var(--text-muted);
}

/* ===== Methodology ===== */
.methodology {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: 2rem;
    margin-bottom: 3rem;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.methodology-grid {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.formula-card {
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    text-align: center;
    border: 1px solid var(--border-color);
}

.formula-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.formula {
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: 0.75rem;
}

.penalty-note {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.formula-avg {
    font-weight: 600;
    color: var(--accent-primary);
}

.method-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
}

.method-card {
    display: flex;
    align-items: flex-start;
    gap: 0.875rem;
    padding: 1.25rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: transform 0.2s;
}

.method-card:hover {
    transform: translateY(-2px);
}

.method-icon {
    font-size: 1.5rem;
    line-height: 1;
    flex-shrink: 0;
}

.method-card strong {
    display: block;
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.method-card p {
    font-size: 0.825rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ===== Modal ===== */
body.modal-open {
    overflow: hidden;
}

.modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.modal.hidden { display: none; }

.modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
    backdrop-filter: blur(8px);
    animation: modalOverlayIn 0.25s ease;
}

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

.modal-content {
    position: relative;
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    max-width: 720px;
    width: 100%;
    max-height: 85vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow:
        0 24px 48px -12px rgba(15, 23, 42, 0.22),
        0 0 0 1px rgba(99, 102, 241, 0.08);
    border: 1px solid var(--border-color);
    animation: modalIn 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}

.modal-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
    z-index: 3;
    border-radius: inherit;
}

.modal-body-scroll {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: 0;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: rgba(100, 116, 139, 0.35) transparent;
}

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

.modal-body-scroll::-webkit-scrollbar-track {
    background: transparent;
    margin: 0.75rem 0;
}

.modal-body-scroll::-webkit-scrollbar-thumb {
    background: rgba(100, 116, 139, 0.35);
    border-radius: 999px;
    border: 2px solid transparent;
    background-clip: padding-box;
}

.modal-body-scroll::-webkit-scrollbar-thumb:hover {
    background: rgba(100, 116, 139, 0.55);
    background-clip: padding-box;
}

@keyframes modalIn {
    from { opacity: 0; transform: scale(0.95) translateY(12px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-close {
    position: absolute;
    top: 0.75rem;
    right: 0.875rem;
    z-index: 5;
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    color: var(--text-muted);
    transition: transform 0.2s, color 0.2s, border-color 0.2s, background 0.2s;
    line-height: 1;
    backdrop-filter: blur(8px);
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08);
}

[data-theme="dark"] .modal-close {
    background: rgba(30, 41, 59, 0.92);
}

.modal-close:hover {
    color: var(--accent-primary);
    border-color: var(--accent-tertiary);
    transform: rotate(90deg);
}

/* Model detail hero */
.model-detail-hero {
    position: relative;
    padding: 2.75rem 1.5rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
    overflow: hidden;
}

.model-detail-hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.05) 55%, transparent 100%);
    pointer-events: none;
}

.model-detail-hero.detail-rank-1 .model-detail-hero-bg {
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.14) 0%, rgba(99, 102, 241, 0.06) 100%);
}

.model-detail-hero.detail-rank-2 .model-detail-hero-bg {
    background: linear-gradient(135deg, rgba(139, 154, 171, 0.14) 0%, rgba(99, 102, 241, 0.05) 100%);
}

.model-detail-hero.detail-rank-3 .model-detail-hero-bg {
    background: linear-gradient(135deg, rgba(184, 115, 74, 0.14) 0%, rgba(99, 102, 241, 0.05) 100%);
}

.model-detail-hero-main {
    position: relative;
    display: flex;
    align-items: flex-start;
    gap: 0.875rem;
    margin-bottom: 1rem;
}

.model-detail-rank-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.1rem;
    min-width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    font-weight: 800;
    font-size: 1rem;
    line-height: 1.1;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06);
    flex-shrink: 0;
}

.model-detail-hero.detail-rank-1 .model-detail-rank-badge {
    border-color: var(--gold);
    background: var(--podium-gold-bg);
    color: #92710a;
}

.model-detail-hero.detail-rank-2 .model-detail-rank-badge {
    border-color: var(--silver);
    background: var(--podium-silver-bg);
    color: #5a6a7a;
}

.model-detail-hero.detail-rank-3 .model-detail-rank-badge {
    border-color: var(--bronze);
    background: var(--podium-bronze-bg);
    color: #8f5630;
}

.model-detail-identity {
    flex: 1;
    min-width: 0;
}

.model-detail-titles {
    min-width: 0;
    flex: 1;
}

.model-detail-name {
    font-size: 1.2rem;
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.model-detail-id {
    display: inline-block;
    font-size: 0.72rem;
    color: var(--accent-primary);
    font-family: 'SF Mono', 'Fira Code', monospace;
    margin-bottom: 0.5rem;
    word-break: break-all;
    text-decoration: none;
    transition: color 0.2s;
}

.model-detail-id:hover {
    color: var(--accent-secondary);
    text-decoration: underline;
}

.model-detail-actions {
    margin: 0.75rem 0 1rem;
    padding: 0 1.5rem;
}

.btn-openrouter {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    height: 38px;
    padding: 0 0.9rem;
    background: rgba(99, 102, 241, 0.08);
    border: 1px solid rgba(99, 102, 241, 0.28);
    border-radius: var(--radius-sm);
    color: var(--accent-primary);
    font-size: 0.82rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
}

.btn-openrouter:hover {
    background: rgba(99, 102, 241, 0.14);
    border-color: var(--accent-primary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.openrouter-icon {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

.model-detail-titles .provider-badge {
    font-size: 0.72rem;
}

.model-detail-value-chip {
    position: relative;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem 0.75rem;
    padding: 0.875rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid rgba(99, 102, 241, 0.18);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.08);
}

.detail-chip-label {
    font-size: 0.68rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 700;
}

.detail-chip-value {
    font-size: 1.65rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-variant-numeric: tabular-nums;
    line-height: 1;
    margin-right: auto;
}

/* Detail sections & grid */
.detail-section {
    padding: 1.25rem 1.5rem 0;
}

.detail-section-title {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 0.875rem;
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.75rem;
}

.detail-pricing-note {
    margin: 0.75rem 0 0;
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.detail-item-channel .detail-value {
    min-height: 1.25rem;
}

.pricing-channel-link {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-weight: 600;
    font-size: 0.875rem;
    text-decoration: none;
    transition: color 0.2s, opacity 0.2s;
}

.pricing-channel-link:hover {
    text-decoration: underline;
}

.pricing-channel-openrouter {
    color: var(--accent-primary);
}

.pricing-channel-official {
    color: #10b981;
}

.latency-display {
    font-variant-numeric: tabular-nums;
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    padding: 0.875rem 0.75rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.detail-item:hover {
    border-color: rgba(99, 102, 241, 0.35);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.07);
    transform: translateY(-1px);
}

.detail-item-icon {
    font-size: 0.95rem;
    line-height: 1;
    margin-bottom: 0.1rem;
}

.detail-item-accent {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.07) 0%, rgba(139, 92, 246, 0.04) 100%);
    border-color: rgba(99, 102, 241, 0.18);
}

.detail-label {
    font-size: 0.68rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 600;
}

.detail-value {
    font-size: 1rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.detail-value .rank-change {
    font-size: 0.95rem;
}

.detail-rank-value {
    color: var(--accent-primary);
    font-size: 1.1rem;
}

.model-detail-desc {
    margin: 1.25rem 1.5rem 1.5rem;
    padding: 1rem 1.125rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    border-left: 3px solid var(--accent-primary);
}

.model-detail-desc .detail-section-title {
    margin-bottom: 0.5rem;
}

.model-detail-desc p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.65;
    margin: 0;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-sans);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.2s;
    font-family: var(--font-sans);
}

.btn-secondary:hover { background: var(--bg-primary); }

/* ===== Footer ===== */
.footer {
    position: relative;
    z-index: 1;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    margin-top: 1rem;
}

.footer-inner {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
}

.footer-inner p { margin-bottom: 0.375rem; }

.footer-stats {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.35rem 0.5rem;
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.footer-stat-value {
    margin-left: 0.25rem;
    font-variant-numeric: tabular-nums;
    font-weight: 600;
    color: var(--text-secondary);
}

.footer-stat-sep {
    opacity: 0.45;
    user-select: none;
}

.footer-stat-item {
    display: inline-flex;
    align-items: center;
}

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

.fade-in {
    animation: fadeIn 0.35s ease-out both;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .header-content {
        height: auto;
        min-height: var(--header-height);
        padding: 0.75rem 0;
        gap: 0.75rem;
    }

    .logo-text {
        font-size: 1rem;
    }

    .logo-sub { display: none; }

    .btn-github-text { display: none; }

    .btn-github {
        padding: 0 0.65rem;
    }

    .hero { padding: 2rem 0 1.25rem; }

    .hero-title { font-size: 1.5rem; }

    .hero-desc {
        font-size: 0.95rem;
        margin-bottom: 1.5rem;
    }

    .stats-bar {
        gap: 0.625rem;
    }

    .stat-card {
        flex: 1;
        min-width: 0;
        padding: 0.875rem 0.75rem;
    }

    .stat-value { font-size: 1.25rem; }

    .stat-label { font-size: 0.75rem; }

    .podium {
        grid-template-columns: 1fr;
    }

    .podium-card.podium-place-1 { order: 1; }

    .filters { flex-direction: column; align-items: stretch; }
    .results-count { text-align: center; }

    .table-container { display: none !important; }

    .rankings-cards {
        display: flex;
    }

    .methodology { padding: 1.25rem; }

    /* Modal: bottom sheet on mobile */
    .modal {
        padding: 0;
        align-items: flex-end;
    }

    .modal-content {
        width: 100%;
        max-width: 100%;
        max-height: 92dvh;
        border-radius: 1.25rem 1.25rem 0 0;
        padding-bottom: env(safe-area-inset-bottom, 0);
    }

    .modal-content::after {
        content: '';
        position: absolute;
        top: 0.5rem;
        left: 50%;
        transform: translateX(-50%);
        width: 36px;
        height: 4px;
        background: rgba(100, 116, 139, 0.35);
        border-radius: 999px;
        z-index: 4;
        pointer-events: none;
    }

    .modal-close {
        top: 0.625rem;
        right: 0.75rem;
        width: 36px;
        height: 36px;
        font-size: 1.25rem;
        background: rgba(255, 255, 255, 0.85);
    }

    [data-theme="dark"] .modal-close {
        background: rgba(30, 41, 59, 0.85);
    }

    .model-detail-hero {
        padding: 2.5rem 1rem 1rem;
        margin-top: 0;
    }

    .model-detail-hero-main {
        flex-direction: row;
        align-items: center;
        gap: 0.75rem;
        margin-bottom: 0.75rem;
    }

    .model-detail-rank-badge {
        flex-direction: column;
        width: 44px;
        min-width: 44px;
        height: 44px;
        padding: 0;
        font-size: 0.85rem;
        gap: 0;
    }

    .model-detail-name {
        font-size: 1.05rem;
        margin-bottom: 0.15rem;
    }

    .model-detail-id {
        font-size: 0.68rem;
        margin-bottom: 0.35rem;
        display: -webkit-box;
        -webkit-line-clamp: 1;
        -webkit-box-orient: vertical;
        overflow: hidden;
        word-break: break-all;
    }

    .model-detail-value-chip {
        padding: 0.75rem 0.875rem;
        gap: 0.35rem 0.625rem;
    }

    .model-detail-actions {
        padding: 0 1rem;
    }

    .detail-chip-value {
        font-size: 1.45rem;
    }

    .detail-section {
        padding: 1rem 1rem 0;
    }

    .detail-section-title {
        margin-bottom: 0.625rem;
    }

    .detail-grid {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .detail-item {
        flex-direction: row;
        align-items: center;
        gap: 0.625rem;
        padding: 0.7rem 0.875rem;
    }

    .detail-item:hover {
        transform: none;
    }

    .detail-item-icon {
        margin-bottom: 0;
        font-size: 1rem;
        flex-shrink: 0;
        width: 1.25rem;
        text-align: center;
    }

    .detail-label {
        flex: 1;
        font-size: 0.75rem;
        text-transform: none;
        letter-spacing: 0;
    }

    .detail-value {
        font-size: 0.95rem;
        text-align: right;
        flex-shrink: 0;
    }

    .model-detail-desc {
        margin: 1rem 1rem 1.25rem;
        padding: 0.875rem 1rem;
    }

    .model-detail-desc p {
        font-size: 0.85rem;
        line-height: 1.6;
    }

    @keyframes modalIn {
        from { opacity: 0; transform: translateY(100%); }
        to { opacity: 1; transform: translateY(0); }
    }
}

@media (max-width: 480px) {
    .container { padding: 0 0.875rem; }

    .header-actions {
        gap: 0.375rem;
    }

    .btn-icon,
    .btn-github {
        height: 36px;
    }

    .btn-icon {
        width: 36px;
    }

    .hero-badge {
        font-size: 0.72rem;
        padding: 0.3rem 0.75rem;
    }

    .method-cards {
        grid-template-columns: 1fr;
    }
}