:root {
    color-scheme: dark;
    --background: #07111f;
    --surface: #0f2033;
    --surface-light: #172d44;
    --text: #f5f8fc;
    --muted: #a9b8c8;
    --accent: #53e0a1;
    --accent-dark: #173d34;
    --danger: #ff8c8c;
    --border: #28425d;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: radial-gradient(circle at top, #153653 0, var(--background) 48%); color: var(--text); }
a { color: var(--accent); }
button, input, select, textarea { font: inherit; }
.shell { width: min(100% - 2rem, 68rem); margin: 0 auto; }
.site-header { display: flex; align-items: center; justify-content: space-between; padding: 1.25rem 0; }
.brand { color: var(--text); font-size: 1.2rem; font-weight: 800; letter-spacing: .02em; text-decoration: none; }
.badge { padding: .35rem .65rem; border-radius: 999px; background: var(--accent-dark); color: var(--accent); font-size: .78rem; font-weight: 700; }
.auth-layout { min-height: calc(100vh - 5rem); display: grid; place-items: center; padding: 2rem 0 4rem; }
.card { width: min(100%, 31rem); padding: clamp(1.4rem, 5vw, 2.25rem); border: 1px solid var(--border); border-radius: 1.25rem; background: rgba(15, 32, 51, .96); box-shadow: 0 1.5rem 4rem rgba(0,0,0,.28); }
.card-wide { width: min(100%, 48rem); }
.eyebrow { margin: 0 0 .5rem; color: var(--accent); font-size: .78rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(1.8rem, 6vw, 2.65rem); line-height: 1.08; }
.lede { margin: .85rem 0 1.75rem; color: var(--muted); line-height: 1.6; }
.field { display: grid; gap: .45rem; margin-bottom: 1rem; }
.field label { font-size: .9rem; font-weight: 700; }
.field input, .field select, .field textarea { width: 100%; min-height: 3rem; padding: .7rem .85rem; color: var(--text); background: #091827; border: 1px solid var(--border); border-radius: .7rem; outline: none; }
.field textarea { min-height: 6rem; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(83,224,161,.14); }
.hint { color: var(--muted); font-size: .78rem; line-height: 1.4; }
[hidden] { display: none !important; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 3rem; width: 100%; padding: .7rem 1rem; border: 0; border-radius: .7rem; background: var(--accent); color: #062117; font-weight: 800; cursor: pointer; }
.button:hover { filter: brightness(1.05); }
.button:disabled { cursor: wait; opacity: .65; }
.button-secondary { width: auto; min-height: 2.6rem; background: var(--surface-light); color: var(--text); border: 1px solid var(--border); }
.message { display: none; margin: 0 0 1rem; padding: .8rem .9rem; border-radius: .65rem; line-height: 1.45; }
.message.visible { display: block; }
.message.error { color: #ffd3d3; background: rgba(150, 31, 48, .28); border: 1px solid #84404a; }
.message.success { color: #caffea; background: rgba(23, 100, 73, .3); border: 1px solid #34795f; }
.switch { margin: 1.25rem 0 0; color: var(--muted); text-align: center; }
.account-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr)); gap: 1rem; margin-top: 1.5rem; }
.stat { padding: 1rem; border-radius: .85rem; background: #091827; border: 1px solid var(--border); }
.stat span { display: block; color: var(--muted); font-size: .78rem; margin-bottom: .3rem; }
.stat strong { overflow-wrap: anywhere; }
.actions { display: flex; justify-content: flex-end; margin-top: 1.5rem; }
.actions-split { justify-content: space-between; gap: .75rem; flex-wrap: wrap; }
.fieldset { margin: 0 0 1rem; padding: 0; border: 0; }
.fieldset legend { margin-bottom: .65rem; font-size: .9rem; font-weight: 700; }
.league-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr)); gap: .65rem; }
.league-option { display: flex; align-items: center; gap: .6rem; min-height: 2.8rem; padding: .65rem .75rem; border: 1px solid var(--border); border-radius: .7rem; background: #091827; cursor: pointer; }
.league-option:has(input:checked) { border-color: var(--accent); background: var(--accent-dark); }
.league-option input { accent-color: var(--accent); }
.result { display: none; margin-top: 1.25rem; padding: 1rem; border: 1px solid #34795f; border-radius: .85rem; background: rgba(23,100,73,.22); }
.result.visible { display: block; }
.result dl { display: grid; grid-template-columns: auto 1fr; gap: .5rem 1rem; margin: .8rem 0 0; }
.result dt { color: var(--muted); }
.result dd { margin: 0; overflow-wrap: anywhere; font-weight: 700; }
.section-heading { margin: 2rem 0 1rem; font-size: 1.25rem; }
.competition-list { display: grid; gap: .85rem; }
.competition-card { display: grid; grid-template-columns: 1fr auto; gap: .35rem 1rem; padding: 1rem; border: 1px solid var(--border); border-radius: .85rem; background: #091827; }
.competition-card h3, .competition-card p { margin: 0; }
.competition-card h3 { grid-column: 1; }
.competition-group, .competition-leagues { color: var(--muted); font-size: .85rem; }
.competition-balance { grid-column: 2; grid-row: 2; color: var(--accent); text-align: right; }
.competition-status { grid-column: 2; justify-self: end; color: var(--muted); font-size: .72rem; font-weight: 800; text-transform: uppercase; }
.competition-card .button { grid-column: 1 / -1; margin-top: .5rem; }
.competition-actions { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: .5rem; }
.competition-actions .button { grid-column: auto; }
.empty-state { padding: 1rem; border: 1px dashed var(--border); border-radius: .85rem; color: var(--muted); text-align: center; }
.sportsbook-layout { display: grid; grid-template-columns: minmax(0, 1fr) 20rem; gap: 1.25rem; padding: 1.5rem 0 4rem; align-items: start; }
.sportsbook-heading { display: flex; justify-content: space-between; gap: 1rem; align-items: start; }
.sportsbook-filters { display: flex; gap: .75rem; align-items: end; margin-bottom: 1rem; }
.sportsbook-filters .field { flex: 1; margin: 0; }
.event-list { display: grid; gap: 1rem; }
.event-card, .bet-slip { padding: 1rem; border: 1px solid var(--border); border-radius: 1rem; background: rgba(15,32,51,.96); }
.event-header { display: flex; justify-content: space-between; gap: 1rem; padding-bottom: .85rem; border-bottom: 1px solid var(--border); }
.event-header h2 { margin: 0; font-size: 1rem; }
.event-header time { color: var(--muted); font-size: .8rem; text-align: right; }
.market-block { padding-top: .85rem; }
.market-block h3 { margin: 0 0 .5rem; color: var(--muted); font-size: .75rem; text-transform: uppercase; }
.selection-row { display: grid; grid-template-columns: minmax(7rem,1fr) minmax(10rem,1.5fr) auto; gap: .5rem; align-items: center; margin-top: .5rem; }
.selection-row select { min-width: 0; padding: .55rem; color: var(--text); background: #091827; border: 1px solid var(--border); border-radius: .55rem; }
.odds-button { padding: .6rem .8rem; border: 1px solid var(--accent); border-radius: .55rem; background: var(--accent-dark); color: var(--accent); font-weight: 800; cursor: pointer; }
.bet-slip { position: sticky; top: 1rem; }
.bet-slip h2 { margin-top: 0; }
.slip-event { color: var(--muted); }
.slip-legs { display: grid; gap: .65rem; }
.slip-leg { display: grid; grid-template-columns: 1fr auto; gap: .75rem; padding: .7rem; border-radius: .7rem; background: #091827; }
.slip-leg p { margin: 0 0 .25rem; }
.remove-leg { align-self: start; border: 0; background: transparent; color: var(--danger); cursor: pointer; }
.slip-totals { display: flex; justify-content: space-between; margin: 1rem 0; }
.slip-totals dd { margin: 0; color: var(--accent); font-weight: 800; }
@media (max-width: 48rem) { .sportsbook-layout { grid-template-columns: 1fr; } .bet-slip { position: static; } }
@media (max-width: 34rem) { .selection-row { grid-template-columns: 1fr auto; } .selection-row select { grid-column: 1; } .selection-row .odds-button { grid-column: 2; grid-row: 1 / 3; } .sportsbook-heading { display: block; } }
.history-layout { padding: 1.5rem 0 4rem; }
.history-filters { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 1rem; }
.bet-history-list { display: grid; gap: 1rem; }
.history-card { padding: 1rem; border: 1px solid var(--border); border-radius: 1rem; background: rgba(15,32,51,.96); }
.history-card-top { display: flex; justify-content: space-between; gap: 1rem; align-items: start; }
.history-card h2 { margin: 0; font-size: 1rem; }
.result-badge { padding: .25rem .5rem; border-radius: 999px; font-size: .7rem; font-weight: 800; text-transform: uppercase; background: var(--surface-light); }
.result-won { color: var(--accent); }.result-lost { color: var(--danger); }.result-push,.result-void { color: var(--muted); }
.history-leg { display: grid; gap: .25rem; margin-top: .85rem; padding: .75rem; border-radius: .7rem; background: #091827; }
.history-leg small { color: var(--muted); text-transform: capitalize; }
.history-totals { display: grid; grid-template-columns: auto 1fr; gap: .35rem 1rem; margin: .9rem 0 0; font-size: .85rem; }
.history-totals dt { color: var(--muted); }.history-totals dd { margin: 0; text-align: right; }
@media(max-width:34rem){.history-filters{grid-template-columns:1fr;}}
.leaderboard-table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 1rem; background: rgba(15,32,51,.96); }
.leaderboard-table { width: 100%; border-collapse: collapse; min-width: 42rem; }
.leaderboard-table th,.leaderboard-table td { padding: .85rem 1rem; border-bottom: 1px solid var(--border); text-align: right; white-space: nowrap; }
.leaderboard-table th:nth-child(2),.leaderboard-table td:nth-child(2) { text-align: left; }
.leaderboard-table thead th { color: var(--muted); font-size: .75rem; text-transform: uppercase; }
.leaderboard-table tbody tr:last-child th,.leaderboard-table tbody tr:last-child td { border-bottom: 0; }
.admin-card { margin: 1rem 0; }
.admin-card h2 { margin-top: 0; }
.invite-code { padding: 1rem; border-radius: .7rem; background: #091827; color: var(--accent); font-family: ui-monospace,monospace; overflow-wrap: anywhere; }
.invite-code-row { display: flex; gap: .75rem; align-items: center; flex-wrap: wrap; }
.invite-code-row .invite-code { flex: 1; }
.email-invite-form { display: flex; gap: .75rem; align-items: end; margin-top: 1rem; flex-wrap: wrap; }
.email-invite-form .field { flex: 1 1 16rem; margin: 0; }
.member-list { display: grid; gap: .65rem; }
.member-row { display: grid; grid-template-columns: 1fr auto; gap: .25rem 1rem; align-items: center; padding: .8rem; border: 1px solid var(--border); border-radius: .7rem; }
.member-row span { color: var(--muted); font-size: .82rem; }.member-row .odds-button { grid-column: 2; grid-row: 1 / 3; }
.noscript { padding: 1rem; color: var(--danger); text-align: center; }
.activity-feed { display: grid; gap: .75rem; }
.activity-item { display: grid; grid-template-columns: auto 1fr; gap: .8rem; padding: 1rem; border: 1px solid var(--border); border-radius: .9rem; background: rgba(15,32,51,.96); }
.activity-item time { display: block; margin-top: .25rem; color: var(--muted); font-size: .8rem; }
.activity-dot { width: .7rem; height: .7rem; margin-top: .3rem; border-radius: 50%; background: var(--accent); }
.activity-bet_settled .activity-dot { background: #60a5fa; }
.verification-button { margin-top: .6rem; }
.notification-settings { margin-top: 1.5rem; padding-top: .5rem; border-top: 1px solid var(--border); }
.notification-settings form { display: grid; gap: .8rem; }
.check-row { display: flex; gap: .65rem; align-items: center; color: var(--text); }
.check-row input { width: 1.1rem; height: 1.1rem; accent-color: var(--accent); }

@media (max-width: 34rem) {
    .shell { width: min(100% - 1.25rem, 68rem); }
    .auth-layout { padding-top: 1rem; align-items: start; }
    .card { border-radius: 1rem; }
}