/* F1 Tipset — Styles */
:root {
    --bg: #0f1117;
    --surface: #1a1d27;
    --surface-hover: #22263a;
    --primary: #e10600;
    --primary-hover: #ff1801;
    --text: #e8e8e8;
    --text-muted: #8a8a9a;
    --border: #2a2d3a;
    --success: #22c55e;
    --warning: #eab308;
    --error: #ef4444;

    /* Team colors — names must match API: team|lower|replace(' ', '-') */
    --team-red-bull: #3671C6;
    --team-mclaren: #FF8000;
    --team-ferrari: #E8002D;
    --team-mercedes: #27F4D2;
    --team-aston-martin: #229971;
    --team-alpine-f1-team: #0093cc;
    --team-williams: #64C4FF;
    --team-rb-f1-team: #6692FF;
    --team-audi: #52E252;
    --team-haas-f1-team: #B6BABD;
    --team-cadillac-f1-team: #F0C808;
}

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

body {
    font-family: 'Titillium Web', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    /* Carbon fiber texture */
    background-image:
        radial-gradient(ellipse at 50% 50%, transparent 45%, rgba(0,0,0,0.15) 46%, rgba(0,0,0,0.15) 54%, transparent 55%),
        radial-gradient(ellipse at 50% 50%, transparent 45%, rgba(0,0,0,0.15) 46%, rgba(0,0,0,0.15) 54%, transparent 55%);
    background-size: 6px 6px;
    background-position: 0 0, 3px 3px;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-hover); }

h1, h2, h3 { font-weight: 700; letter-spacing: -0.3px; }
h1 { font-size: 1.8rem; text-transform: uppercase; }
h2 { font-size: 1.3rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; font-weight: 600; }

/* Navbar */
.navbar {
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap;
    padding: 0.75rem 1.5rem;
    background: var(--surface);
    border-bottom: 2px solid var(--primary);
}
.nav-brand { font-weight: 900; font-size: 1.3rem; color: var(--text); letter-spacing: -0.5px; text-transform: uppercase; }
.nav-toggle {
    display: none; background: none; border: none; cursor: pointer;
    flex-direction: column; gap: 4px; padding: 6px;
}
.nav-toggle span {
    display: block; width: 22px; height: 2px; background: var(--text);
    transition: transform 0.2s, opacity 0.2s;
}
.nav-links { display: flex; gap: 1rem; align-items: center; }
.nav-links a { color: var(--text-muted); padding: 0.25rem 0; }
.nav-links a:hover { color: var(--text); }
.nav-user { color: var(--text-muted); }

/* Container */
.container { max-width: 900px; margin: 0 auto; padding: 1.5rem; }

/* Cards */
.card {
    background: var(--surface);
    border-radius: 8px;
    padding: 1.25rem;
    margin-bottom: 1rem;
    border: 1px solid var(--border);
}
.card.highlight { border-color: var(--primary); }
.card h3 { margin-bottom: 0.75rem; }
.card ul, .card ol { padding-left: 1.5rem; }

/* Grid */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 640px) { .grid-2 { grid-template-columns: 1fr; } }

/* Buttons */
.btn {
    display: inline-block; padding: 0.5rem 1rem; border-radius: 6px;
    border: 1px solid var(--border); background: var(--surface);
    color: var(--text); cursor: pointer; font-size: 0.9rem;
    transition: background 0.15s;
}
.btn:hover { background: var(--surface-hover); color: var(--text); }
.btn-primary {
    background: var(--primary); border-color: var(--primary); color: white;
    font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;
}
.btn-primary:hover { background: var(--primary-hover); color: white; }
.btn-sm { padding: 0.3rem 0.6rem; font-size: 0.8rem; }
.btn-block { display: block; width: 100%; text-align: center; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Badges */
.badge {
    display: inline-block; padding: 0.15rem 0.5rem; border-radius: 4px;
    font-size: 0.75rem; background: var(--border); color: var(--text-muted);
}
.badge-locked { background: var(--warning); color: #000; }
.badge-bonus { background: var(--accent); color: #fff; font-weight: 600; }

/* Forms */
.auth-container { max-width: 400px; margin: 3rem auto; }
.auth-form { margin-top: 1rem; }
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; margin-bottom: 0.3rem; color: var(--text-muted); font-size: 0.9rem; }
.form-group input, input[type="text"], input[type="email"], input[type="password"] {
    width: 100%; padding: 0.6rem 0.8rem; border-radius: 6px;
    border: 1px solid var(--border); background: var(--bg);
    color: var(--text); font-size: 1rem;
}
.form-group input:focus, input:focus { outline: none; border-color: var(--primary); }
.auth-link { margin-top: 1rem; color: var(--text-muted); font-size: 0.9rem; }
.error { color: var(--error); margin: 0.5rem 0; font-size: 0.9rem; }

/* Race list */
.race-card { transition: border-color 0.15s; }
.race-card.upcoming { border-color: var(--primary); }
.race-header { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.5rem; }
.race-round {
    background: var(--primary); color: white; font-weight: 700;
    padding: 0.2rem 0.5rem; border-radius: 4px; font-size: 0.85rem;
}
.race-circuit { color: var(--text-muted); margin-bottom: 0.5rem; }

/* Session list */
.session-list { display: flex; flex-direction: column; gap: 0.4rem; }
.session-item {
    display: flex; align-items: center; gap: 0.75rem;
    padding: 0.4rem 0; border-top: 1px solid var(--border);
}
.session-type { width: 140px; font-weight: 500; }
.session-time { color: var(--text-muted); flex: 1; }

/* Prediction: two-zone layout */
.predict-two-zone { max-width: 600px; margin-left: auto; margin-right: auto; }

.zone-top10 {
    background: var(--surface);
    border: 2px solid var(--primary);
    border-radius: 10px;
    padding: 1rem;
    margin-bottom: 1rem;
}
.zone-pool {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1rem;
    margin-bottom: 1rem;
}
.zone-header h3 {
    margin-bottom: 0.25rem; text-transform: uppercase;
    letter-spacing: 1px; font-size: 1rem;
}
.zone-top10 .zone-header h3 {
    border-left: 3px solid var(--primary);
    padding-left: 0.5rem;
}
.zone-hint { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 0.75rem; }

.driver-sortable { display: flex; flex-direction: column; gap: 4px; min-height: 48px; }

.top10-sortable {
    min-height: 200px;
    padding: 4px 0;
}

/* Pool: wrap cards in a grid */
.driver-pool {
    display: grid; grid-template-columns: 1fr 1fr; gap: 6px;
    min-height: 48px;
    padding: 4px 0;
}

/* Driver card (shared) */
.driver-card {
    display: flex; align-items: center; gap: 0.5rem;
    background: var(--bg); border: 1px solid var(--border);
    border-radius: 6px; padding: 0.5rem 0.75rem;
    cursor: default; transition: all 0.15s;
    user-select: none;
    border-left: 4px solid var(--team-color, var(--border));
}
.driver-card:hover { border-color: var(--text-muted); border-left-color: var(--team-color, var(--text-muted)); }

/* Pool cards: compact chip style */
.pool-card {
    padding: 0.35rem 0.6rem;
    font-size: 0.9rem;
}
.pool-card .driver-name { display: none; }
.pool-card .driver-team { display: none; }

/* Position numbers */
.position-number {
    font-weight: 900; font-size: 1.1rem; width: 28px; text-align: center;
    color: var(--text-muted);
}

/* Podium positions: gold, silver, bronze */
.driver-card[data-position="1"] .position-number {
    color: #FFD700; font-size: 1.3rem;
    text-shadow: 0 0 8px rgba(255, 215, 0, 0.4);
}
.driver-card[data-position="2"] .position-number {
    color: #C0C0C0; font-size: 1.2rem;
    text-shadow: 0 0 6px rgba(192, 192, 192, 0.4);
}
.driver-card[data-position="3"] .position-number {
    color: #CD7F32; font-size: 1.2rem;
    text-shadow: 0 0 6px rgba(205, 127, 50, 0.4);
}
/* Podium card highlights */
.driver-card[data-position="1"] { border-left-color: #FFD700; background: rgba(255, 215, 0, 0.05); }
.driver-card[data-position="2"] { border-left-color: #C0C0C0; background: rgba(192, 192, 192, 0.05); }
.driver-card[data-position="3"] { border-left-color: #CD7F32; background: rgba(205, 127, 50, 0.05); }
.drag-handle {
    cursor: grab; font-size: 1.2rem; color: var(--text-muted);
    padding: 0 4px;
}
.drag-handle:active { cursor: grabbing; }
.driver-number {
    color: white; font-weight: 700; font-size: 0.8rem;
    padding: 0.1rem 0.4rem; border-radius: 3px; min-width: 28px; text-align: center;
}
.driver-code { font-weight: 900; width: 40px; letter-spacing: 0.5px; }
.driver-name { flex: 1; font-size: 0.9rem; }
.driver-team { color: var(--text-muted); font-size: 0.8rem; }
.early-badge {
    margin-left: auto; font-size: 0.7rem; font-weight: 700;
    padding: 0.1rem 0.4rem; border-radius: 3px; white-space: nowrap;
}
.early-badge.early { background: var(--success); color: #000; }
.early-badge.late { background: var(--border); color: var(--text-muted); }

@media (max-width: 640px) {
    .driver-name { display: none; }
    .pool-card .driver-team { display: none; }
    .driver-card { padding: 0.6rem 0.75rem; }
    .drag-handle { font-size: 1.4rem; padding: 0 6px; }
    .result-driver-name { display: none; }
    .result-driver-team { font-size: 0.75rem; }
}

/* Top 10 counter */
.top10-count {
    text-align: center; margin-top: 0.75rem;
    font-weight: 600; font-size: 0.9rem;
}
.top10-count.incomplete { color: var(--warning); }
.top10-count.complete { color: var(--success); }

/* Placeholder when top 10 is empty */
.top10-placeholder {
    text-align: center; padding: 2rem;
    color: var(--text-muted); font-size: 0.9rem;
    border: 2px dashed var(--border); border-radius: 8px;
}

/* SortableJS states */
.sortable-ghost { opacity: 0.3; }
.sortable-chosen { border-color: var(--primary); background: var(--surface-hover); }

/* Submit */
.predict-actions { margin-top: 1rem; }
.submit-status { margin-top: 0.5rem; text-align: center; font-size: 0.9rem; }
.submit-status.success { color: var(--success); }
.submit-status.error { color: var(--error); }

/* Tables */
.result-table { width: 100%; border-collapse: collapse; }
.result-table th, .result-table td {
    padding: 0.5rem 0.75rem; text-align: left;
    border-bottom: 1px solid var(--border);
}
.result-table th { color: var(--text-muted); font-size: 0.85rem; font-weight: 600; }
.highlight-row { background: var(--surface-hover); }

/* Expandable prediction rows */
.expandable-row { cursor: pointer; }
.expandable-row:hover { background: var(--surface-hover); }
.expand-icon {
    font-size: 0.7rem; color: var(--text-muted);
    display: inline-block; transition: transform 0.15s;
    margin-left: 0.3rem;
}
.prediction-detail td { padding: 0.5rem 0.75rem; background: var(--bg); }
.prediction-detail-inner {
    display: flex; flex-wrap: wrap; gap: 0.4rem;
    align-items: center;
}
.detail-label {
    color: var(--text-muted); font-size: 0.8rem; font-weight: 600;
    margin-right: 0.25rem;
}
.bet-chip {
    display: inline-flex; align-items: center; gap: 3px;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 4px; padding: 0.15rem 0.4rem;
    font-size: 0.8rem; font-weight: 600;
}
.bet-chip-pos {
    font-weight: 900; color: var(--text-muted);
    width: 18px; text-align: center;
}

/* Bets grid (locked predict page) */
.bets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 0.75rem;
    margin-top: 0.75rem;
}
.bet-card { padding: 0.75rem; }
.bet-user {
    font-size: 0.95rem; font-weight: 700;
    margin-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.3rem;
}
.bet-list {
    list-style: none; padding: 0; margin: 0;
    display: flex; flex-direction: column; gap: 2px;
}
.bet-item {
    display: flex; align-items: center; gap: 0.4rem;
    padding: 0.15rem 0; font-size: 0.85rem;
}
.bet-pos {
    font-weight: 900; width: 22px; text-align: center;
    color: var(--text-muted);
}
.bet-item[data-position="1"] .bet-pos { color: #FFD700; }
.bet-item[data-position="2"] .bet-pos { color: #C0C0C0; }
.bet-item[data-position="3"] .bet-pos { color: #CD7F32; }
.bet-driver-code { font-weight: 700; }

/* Result driver list */
.result-driver-list {
    list-style: none; padding: 0; margin: 0;
    display: flex; flex-direction: column; gap: 2px;
}
.result-driver-item {
    display: flex; align-items: center; gap: 0.5rem;
    padding: 0.4rem 0.5rem;
    border-bottom: 1px solid var(--border);
    border-left: 3px solid var(--team-color, #555);
}
.result-driver-item:last-child { border-bottom: none; }
.result-pos {
    font-weight: 900; width: 28px; text-align: center;
    font-size: 1rem; color: var(--text-muted); flex-shrink: 0;
}
.result-driver-item[data-position="1"] .result-pos { color: #FFD700; }
.result-driver-item[data-position="2"] .result-pos { color: #C0C0C0; }
.result-driver-item[data-position="3"] .result-pos { color: #CD7F32; }
.result-driver-name { font-weight: 600; }
.result-driver-team { color: var(--text-muted); font-size: 0.8rem; margin-left: auto; }
.result-dnf, .result-dsq, .result-dns { opacity: 0.6; }
.result-time { color: var(--text-muted); font-size: 0.85rem; font-family: monospace; white-space: nowrap; }
.result-heat-divider {
    padding: 0.4rem 0.5rem; font-size: 0.75rem; font-weight: 700;
    color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border); border-left: none;
    background: var(--surface-hover); list-style: none;
}

/* Side bet badges */
.side-bet-badges {
    display: flex; flex-wrap: wrap; gap: 0.5rem;
}
.side-bet-badge {
    display: flex; align-items: center; gap: 0.4rem;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 6px; padding: 0.35rem 0.6rem;
    font-size: 0.85rem;
}
.side-bet-badge-title { font-weight: 700; }
.side-bet-badge-choice {
    font-weight: 900; font-size: 0.75rem; text-transform: uppercase;
    padding: 0.1rem 0.4rem; border-radius: 3px;
}
.side-bet-badge-choice.yes { background: #d4edda; color: #155724; }
.side-bet-badge-choice.no { background: #f8d7da; color: #721c24; }
.side-bet-badge-detail { color: var(--text-muted); font-size: 0.8rem; }
.side-bet-badge-payout { font-weight: 700; font-size: 0.8rem; }
.side-bet-badge-payout.win { color: var(--success); }
.side-bet-badge-payout.loss { color: var(--error); }

/* Score */
.score-big {
    font-size: 3rem; font-weight: 700; color: var(--primary);
    text-align: center; margin: 0.5rem 0;
}

/* Leaderboard */
.leaderboard-table td:nth-child(1) { font-size: 1.2rem; width: 40px; }

/* Invite */
.invite-link-box { display: flex; gap: 0.5rem; }
.invite-link-box input { flex: 1; }

/* Member list */
.member-list { list-style: none; }
.member-list li {
    padding: 0.4rem 0;
    border-bottom: 1px solid var(--border);
    display: flex; justify-content: space-between; align-items: center;
}

/* Utilities */
.text-muted { color: var(--text-muted); }

/* Countdown */
.countdown {
    text-align: center; font-size: 1.1rem; font-weight: 600;
    color: var(--warning); margin-bottom: 1rem;
}

/* Side bet styling */
.odds-display { color: var(--warning); font-size: 1rem; }
.badge-yes { background: var(--success); color: #000; }
.badge-no { background: var(--error); color: white; }
.result-display { margin-top: 0.5rem; }
.payout-display { margin-top: 0.3rem; font-weight: 600; }
.payout-display.win { color: var(--success); }
.payout-display.loss { color: var(--error); }
.choice-buttons { display: flex; gap: 0.5rem; margin-bottom: 0.5rem; }
.choice-btn { flex: 1; min-width: 80px; text-align: center; padding: 0.5rem 0.75rem; font-size: 0.95rem; font-weight: 700; }
.choice-btn.active { background: var(--primary); border-color: var(--primary); color: white; }
.wager-input { margin-bottom: 0.5rem; }
.wager-input label { color: var(--text-muted); font-size: 0.9rem; margin-right: 0.5rem; }
.wager-field {
    width: 100px; padding: 0.5rem 0.6rem; border-radius: 6px;
    border: 1px solid var(--border); background: var(--bg);
    color: var(--text); font-size: 1rem;
}
.wager-field:focus { outline: none; border-color: var(--primary); }
.potential-win { color: var(--success); font-size: 0.9rem; }

/* Responsive table wrapper */
.table-responsive {
    overflow-x: auto; -webkit-overflow-scrolling: touch;
    margin: 0 -0.25rem; padding: 0 0.25rem;
}

/* ── Mobile: < 768px ──────────────────────────────────────────── */
@media (max-width: 768px) {
    /* Navbar hamburger */
    .nav-toggle { display: flex; }
    .nav-links {
        display: none; width: 100%;
        flex-direction: column; gap: 0;
        padding-top: 0.75rem;
    }
    .navbar.open .nav-links { display: flex; }
    .nav-links a {
        padding: 0.6rem 0; border-top: 1px solid var(--border);
        font-size: 1rem;
    }
    .nav-links .nav-user {
        padding: 0.6rem 0; border-top: 1px solid var(--border);
    }
    .nav-links form { border-top: 1px solid var(--border); padding: 0.6rem 0; }
    .navbar.open .nav-toggle span:nth-child(1) { transform: rotate(45deg) translate(4px, 4px); }
    .navbar.open .nav-toggle span:nth-child(2) { opacity: 0; }
    .navbar.open .nav-toggle span:nth-child(3) { transform: rotate(-45deg) translate(4px, -4px); }

    /* Layout */
    .container { padding: 1rem 0.75rem; }
    h1 { font-size: 1.4rem; }
    h2 { font-size: 1.1rem; }

    /* Cards */
    .card { padding: 1rem; }

    /* Buttons: bigger touch targets */
    .btn { padding: 0.6rem 1rem; font-size: 1rem; min-height: 44px; }
    .btn-sm { padding: 0.4rem 0.75rem; font-size: 0.85rem; min-height: 36px; }

    /* Session list */
    .session-item { flex-wrap: wrap; gap: 0.25rem; }
    .session-type { width: auto; font-size: 0.9rem; }

    /* Tables */
    .result-table th, .result-table td { padding: 0.4rem 0.5rem; font-size: 0.85rem; }
    .leaderboard-table td:nth-child(1) { font-size: 1rem; width: 32px; }

    /* Side bets */
    .bets-grid { grid-template-columns: 1fr; }
    .choice-btn { min-width: 70px; min-height: 44px; font-size: 1rem; }
    .wager-field { width: 100%; font-size: 1rem; padding: 0.6rem; }
    .wager-input { display: flex; flex-direction: column; gap: 0.25rem; }
    .wager-input label { margin-right: 0; }

    /* Prediction */
    .predict-two-zone { max-width: 100%; }
    .zone-top10, .zone-pool { padding: 0.75rem; }

    /* Score big */
    .score-big { font-size: 2.5rem; }
}

/* ── Small mobile: < 400px ────────────────────────────────────── */
@media (max-width: 400px) {
    .container { padding: 0.75rem 0.5rem; }
    h1 { font-size: 1.2rem; }
    .navbar { padding: 0.6rem 0.75rem; }
    .nav-brand { font-size: 1.1rem; }

    .result-table th, .result-table td { padding: 0.3rem 0.35rem; font-size: 0.8rem; }
    .leaderboard-table td:nth-child(1) { font-size: 0.9rem; width: 28px; }
}