:root {
    --bg-color: #08111f;
    --bg-elevated: rgba(10, 18, 31, 0.92);
    --bg-panel: rgba(17, 27, 45, 0.9);
    --card-bg: rgba(15, 25, 42, 0.88);
    --card-strong: rgba(20, 34, 56, 0.94);
    --line-color: rgba(154, 167, 184, 0.18);
    --line-strong: rgba(154, 167, 184, 0.28);
    --accent: #ff6b2c;
    --accent-soft: rgba(255, 107, 44, 0.2);
    --accent-cool: #3dc6ff;
    --text-main: #f4f7fb;
    --text-dim: #9aa7b8;
    --text-soft: #c9d3df;
    --shadow-lg: 0 28px 70px rgba(0, 0, 0, 0.35);
    --shadow-md: 0 14px 40px rgba(0, 0, 0, 0.28);
    --radius-lg: 24px;
    --radius-md: 18px;
    --radius-sm: 12px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    color: var(--text-main);
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
    line-height: 1.6;
    background:
        radial-gradient(circle at top left, rgba(61, 198, 255, 0.16), transparent 28%),
        radial-gradient(circle at top right, rgba(255, 107, 44, 0.12), transparent 22%),
        linear-gradient(180deg, #09121f 0%, #071019 52%, #050a12 100%);
    min-height: 100vh;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 42px 42px;
    mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.85));
}

a {
    color: inherit;
}

.container {
    position: relative;
    max-width: 1440px;
    margin: 0 auto;
    padding: 2.25rem 1.2rem 3rem;
}

.site-nav {
    position: sticky;
    top: 0;
    z-index: 30;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 0.95rem 1.2rem;
    background: rgba(7, 12, 22, 0.86);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(18px);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    text-decoration: none;
}

.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(255, 107, 44, 0.95), rgba(61, 198, 255, 0.8));
    color: #08111f;
    font-weight: 800;
    letter-spacing: 0.08em;
    box-shadow: var(--shadow-md);
}

.brand-copy {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.brand-copy strong {
    font-size: 1rem;
}

.brand-copy small {
    color: var(--text-dim);
    font-size: 0.78rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    flex-wrap: wrap;
}

.nav-link {
    padding: 0.6rem 0.95rem;
    border-radius: 999px;
    text-decoration: none;
    color: var(--text-soft);
    transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.nav-link:hover,
.nav-link.is-active {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-main);
    transform: translateY(-1px);
}

.nav-link-quiet {
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.page-shell,
.hub-shell {
    display: grid;
    gap: 1.6rem;
}

.hero-surface {
    position: relative;
    overflow: hidden;
    padding: 2rem;
    border-radius: 30px;
    background:
        linear-gradient(135deg, rgba(255, 107, 44, 0.16), rgba(61, 198, 255, 0.08)),
        linear-gradient(180deg, rgba(18, 28, 46, 0.97), rgba(10, 18, 31, 0.95));
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-lg);
}

.hero-surface::after {
    content: "";
    position: absolute;
    inset: auto -10% -35% auto;
    width: 360px;
    height: 360px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.15), transparent 66%);
    transform: rotate(18deg);
    pointer-events: none;
}

.hero-surface-home {
    background:
        radial-gradient(circle at top left, rgba(255, 107, 44, 0.22), transparent 32%),
        linear-gradient(135deg, rgba(20, 36, 58, 0.98), rgba(8, 17, 31, 0.96));
}

.hero-surface-stats {
    background:
        radial-gradient(circle at top right, rgba(61, 198, 255, 0.2), transparent 34%),
        linear-gradient(135deg, rgba(20, 36, 58, 0.98), rgba(8, 17, 31, 0.96));
}

.hero-surface-driver {
    background:
        radial-gradient(circle at top center, rgba(255, 193, 7, 0.16), transparent 32%),
        linear-gradient(135deg, rgba(19, 32, 52, 0.98), rgba(8, 17, 31, 0.96));
}

.eyebrow {
    display: inline-block;
    margin: 0 0 0.55rem;
    color: var(--accent-cool);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.hero-surface h1,
.section-heading h2,
.season-panel-head h3,
.choice-card h2,
.chart-panel-head h3,
.driver-card h3,
.empty-panel h3 {
    margin: 0;
    font-family: "Arial Black", "Trebuchet MS", sans-serif;
    letter-spacing: 0.01em;
    line-height: 1.05;
}

.hero-surface h1 {
    max-width: 13ch;
    font-size: clamp(2.4rem, 5vw, 4.6rem);
}

.hero-copy,
.section-copy,
.highlight-note,
.award-detail,
.driver-secondary,
.section-note,
.career-stat-note,
.empty-panel p {
    color: var(--text-dim);
}

.hero-copy {
    max-width: 66ch;
    margin: 1rem 0 0;
    font-size: 1.04rem;
}

.hero-mini-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 0.9rem;
    margin-top: 1.6rem;
}

.hero-mini-card,
.highlight-card,
.career-stat-card,
.chart-panel,
.legend-card,
.archive-panel,
.choice-card,
.empty-panel {
    background: var(--bg-elevated);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-md);
}

.hero-mini-card {
    padding: 1rem 1.05rem;
    border-radius: var(--radius-md);
}

.hero-mini-label,
.career-stat-label,
.highlight-label,
.award-eyebrow {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-dim);
}

.hero-mini-card strong,
.career-stat-value,
.highlight-value {
    display: block;
    margin-top: 0.35rem;
    font-size: 1.3rem;
}

.choice-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.2rem;
}

.choice-card {
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 280px;
    padding: 1.7rem;
    border-radius: 30px;
    text-decoration: none;
    transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.choice-card::after {
    content: "";
    position: absolute;
    inset: auto -18% -30% auto;
    width: 220px;
    height: 220px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
}

.choice-card:hover,
.card:hover,
.driver-card:hover,
.award-card:hover,
.season-panel:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.16);
}

.choice-card-sessions {
    background:
        linear-gradient(145deg, rgba(255, 107, 44, 0.16), rgba(8, 17, 31, 0.85)),
        var(--bg-elevated);
}

.choice-card-statistics {
    background:
        linear-gradient(145deg, rgba(61, 198, 255, 0.16), rgba(8, 17, 31, 0.85)),
        var(--bg-elevated);
}

.choice-kicker {
    color: var(--text-dim);
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-size: 0.78rem;
}

.choice-card p {
    max-width: 36ch;
    color: var(--text-soft);
}

.choice-link {
    color: var(--accent-cool);
    font-weight: 700;
}

.section-block {
    display: grid;
    gap: 1.2rem;
}

.section-heading {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 1rem;
    flex-wrap: wrap;
}

.section-badges {
    display: flex;
    gap: 0.65rem;
    flex-wrap: wrap;
}

.section-badge,
.award-count,
.section-note code {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.04);
}

.section-badge {
    padding: 0.45rem 0.8rem;
    color: var(--text-soft);
}

.hall-of-fame-grid,
.archive-stack {
    display: grid;
    gap: 1rem;
}

.legend-card {
    display: grid;
    gap: 1rem;
    padding: 1.2rem;
    border-radius: 26px;
}

.legend-card-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
}

.legend-card h3 {
    font-size: 1.5rem;
}

.legend-score {
    min-width: 120px;
    display: grid;
    justify-items: end;
    padding: 0.85rem 1rem;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.legend-score strong {
    font-size: 1.9rem;
    line-height: 1;
}

.legend-score small,
.legend-score-label,
.legend-footnote,
.archive-summary-meta {
    color: var(--text-dim);
}

.legend-score-label {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
}

.legend-matrix {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.legend-group {
    display: grid;
    gap: 0.6rem;
    padding: 0.95rem 1rem;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.legend-group-title {
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-dim);
}

.medal-pill-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
}

.medal-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.45rem 0.7rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: var(--text-main);
    font-size: 0.9rem;
}

.medal-pill strong {
    min-width: 1ch;
}

.medal-pill-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 999px;
    background: rgba(7, 12, 22, 0.46);
    font-size: 0.78rem;
    font-weight: 800;
}

.legend-footnote {
    margin: 0;
    font-size: 0.88rem;
}

.archive-panel {
    padding: 0.3rem;
    border-radius: 24px;
}

.archive-panel[open] {
    padding-bottom: 1rem;
}

.archive-summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    cursor: pointer;
    list-style: none;
    padding: 0.9rem 1rem;
}

.archive-summary::-webkit-details-marker {
    display: none;
}

.archive-grid {
    padding: 0 0.7rem 0.7rem;
}

.award-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.9rem;
}

.award-card {
    display: grid;
    gap: 0.28rem;
    padding: 1rem;
    border-radius: var(--radius-md);
    background: var(--card-bg);
    border: 1px solid var(--line-color);
}

.award-card h4 {
    margin: 0;
    font-size: 1.05rem;
}

.award-winner {
    margin: 0.15rem 0 0;
    font-size: 1.18rem;
    font-weight: 700;
}

.award-detail {
    margin: 0;
}

.award-count {
    justify-self: start;
    margin-top: 0.35rem;
    padding: 0.35rem 0.65rem;
    font-size: 0.8rem;
}

.tone-gold {
    background:
        linear-gradient(145deg, rgba(245, 158, 11, 0.18), rgba(15, 25, 42, 0.92)),
        var(--card-bg);
}

.tone-silver {
    background:
        linear-gradient(145deg, rgba(148, 163, 184, 0.18), rgba(15, 25, 42, 0.92)),
        var(--card-bg);
}

.tone-bronze {
    background:
        linear-gradient(145deg, rgba(249, 115, 22, 0.18), rgba(15, 25, 42, 0.92)),
        var(--card-bg);
}

.tone-neutral {
    background:
        linear-gradient(145deg, rgba(61, 198, 255, 0.08), rgba(15, 25, 42, 0.92)),
        var(--card-bg);
}

.filter-chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.7rem;
}

.filter-chip {
    display: inline-flex;
    flex-direction: column;
    gap: 0.08rem;
    min-width: 154px;
    padding: 0.8rem 0.95rem;
    border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-main);
    cursor: pointer;
    transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.filter-chip:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.16);
}

.filter-chip span {
    color: var(--text-dim);
    font-size: 0.82rem;
}

.filter-chip.is-excluded {
    background: rgba(239, 68, 68, 0.12);
    border-color: rgba(239, 68, 68, 0.35);
    opacity: 0.72;
}

.chart-grid-two {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.chart-panel {
    padding: 1rem;
    border-radius: 22px;
}

.chart-panel-wide {
    grid-column: 1 / -1;
}

.chart-panel-head {
    display: grid;
    gap: 0.18rem;
    margin-bottom: 0.6rem;
}

.chart-panel-canvas {
    width: 100%;
    height: 340px;
}

.chart-panel-canvas-lg {
    height: 420px;
}

.driver-secondary {
    margin: 0.2rem 0 0;
}

.driver-list {
    display: grid;
    gap: 0.55rem;
}

.driver-list-head,
.driver-list-row {
    display: grid;
    grid-template-columns: minmax(180px, 1.8fr) repeat(6, minmax(58px, 0.6fr));
    gap: 0.75rem;
    align-items: center;
    padding: 0.9rem 1rem;
    border-radius: 18px;
}

.driver-list-head {
    color: var(--text-dim);
    font-size: 0.82rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border: 1px solid rgba(255, 255, 255, 0.06);
    background: rgba(255, 255, 255, 0.02);
}

.driver-list-row {
    text-decoration: none;
    background: var(--bg-elevated);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-md);
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.driver-list-row:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.16);
}

.driver-list-main {
    display: grid;
    gap: 0.15rem;
}

.driver-list-main strong {
    font-size: 1.08rem;
}

.driver-list-main small {
    color: var(--text-dim);
}

.driver-list-row span[data-label] {
    text-align: center;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    width: fit-content;
    text-decoration: none;
    color: var(--text-dim);
}

.career-stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 0.9rem;
}

.career-stat-card {
    display: grid;
    gap: 0.22rem;
    padding: 1rem;
    border-radius: 20px;
}

.career-stat-value {
    font-size: clamp(1.5rem, 2vw, 2.25rem);
}

.career-stat-note {
    font-size: 0.88rem;
}

.highlight-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.9rem;
}

.highlight-card {
    display: grid;
    gap: 0.35rem;
    padding: 1rem;
    border-radius: 20px;
}

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

.empty-panel {
    padding: 1.2rem;
    border-radius: 20px;
}

.login-box {
    max-width: 420px;
    margin: 5rem auto 0;
    padding: 2rem;
    border-radius: 26px;
    background: rgba(10, 18, 31, 0.92);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-lg);
}

.login-box h2 {
    margin-top: 0;
    font-family: "Arial Black", "Trebuchet MS", sans-serif;
}

form {
    display: grid;
    gap: 0.85rem;
}

input,
select,
button {
    font: inherit;
}

input,
select {
    width: 100%;
    padding: 0.8rem 0.95rem;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
}

input::placeholder {
    color: var(--text-dim);
}

.error {
    color: #fca5a5;
}

.btn,
button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.8rem 1.15rem;
    border: 0;
    border-radius: 999px;
    background: linear-gradient(135deg, #ff6b2c, #ff9559);
    color: #08111f;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.18s ease, opacity 0.18s ease;
}

.btn:hover,
button:hover {
    transform: translateY(-1px);
}

.btn-secondary {
    background: transparent;
    color: var(--text-main);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.session-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.2rem;
}

.card {
    background: var(--card-strong);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 1.4rem;
    box-shadow: var(--shadow-md);
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.data-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--line-color);
}

.data-table th {
    background: rgba(255, 255, 255, 0.05);
    padding: 12px 15px;
    text-align: left;
    color: var(--text-dim);
    text-transform: uppercase;
    font-size: 0.8rem;
}

.data-table td {
    padding: 12px 15px;
    border-top: 1px solid var(--line-color);
}

code {
    padding: 0.12rem 0.4rem;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.06);
    color: #ffe1d0;
}

@media (max-width: 1100px) {
    .choice-grid,
    .chart-grid-two {
        grid-template-columns: 1fr;
    }

    .chart-panel-wide {
        grid-column: auto;
    }
}

@media (max-width: 720px) {
    .site-nav {
        align-items: flex-start;
        flex-direction: column;
    }

    .nav-links {
        width: 100%;
    }

    .nav-link {
        flex: 1 1 auto;
        text-align: center;
    }

    .container {
        padding-inline: 0.9rem;
    }

    .hero-surface,
    .choice-card,
    .card,
    .legend-card,
    .archive-panel,
    .chart-panel {
        padding: 1rem;
    }

    .hero-surface h1 {
        font-size: 2.2rem;
        max-width: none;
    }

    .section-heading,
    .legend-card-head,
    .archive-summary {
        align-items: flex-start;
        flex-direction: column;
    }

    .career-stat-grid,
    .highlight-grid,
    .award-grid {
        grid-template-columns: 1fr;
    }

    .legend-matrix {
        grid-template-columns: 1fr;
    }

    .driver-list-head {
        display: none;
    }

    .driver-list-row {
        grid-template-columns: 1fr 1fr;
        gap: 0.5rem 0.9rem;
        align-items: flex-start;
    }

    .driver-list-main {
        grid-column: 1 / -1;
        margin-bottom: 0.25rem;
    }

    .driver-list-row span[data-label] {
        display: flex;
        justify-content: space-between;
        gap: 0.75rem;
        text-align: left;
    }

    .driver-list-row span[data-label]::before {
        content: attr(data-label);
        color: var(--text-dim);
        text-transform: uppercase;
        letter-spacing: 0.08em;
        font-size: 0.72rem;
    }

    .chart-panel-canvas,
    .chart-panel-canvas-lg {
        height: 300px;
    }
}