:root {
    --ucl-navy: #050B2E;
    --ucl-navy-2: #0A1448;
    --ucl-blue: #1C2E7A;
    --ucl-accent: #00E5FF;
    --ucl-gold: #FFD86B;
    --ucl-silver: #E2E6F0;
    --elv-magenta: #E0007F;
    --elv-purple: #6E0091;
    --text: #F5F7FF;
    --muted: #9AA3C7;
    --card: rgba(255, 255, 255, 0.04);
    --card-border: rgba(255, 255, 255, 0.08);
    --danger: #FF5470;
    --success: #36E29A;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: radial-gradient(ellipse at top, var(--ucl-navy-2) 0%, var(--ucl-navy) 70%) fixed;
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, sans-serif;
    font-size: 15px;
    line-height: 1.5;
    min-height: 100vh;
}

a { color: var(--ucl-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 {
    font-weight: 700;
    letter-spacing: -0.01em;
    margin: 0 0 .6em;
}
h1 { font-size: 2.2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.15rem; }

.container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ───────── Public hero ───────── */

.public-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 32px;
    border-bottom: 1px solid var(--card-border);
    background: rgba(5, 11, 46, .8);
    backdrop-filter: blur(8px);
    position: sticky;
    top: 0;
    z-index: 10;
}
.public-nav .brand {
    display: flex; gap: 10px; align-items: center;
    font-weight: 800; letter-spacing: .04em; text-transform: uppercase;
    color: var(--text);
}
.public-nav .brand .star { color: var(--ucl-gold); font-size: 1.4em; line-height: 1; }
.public-nav .links a {
    color: var(--muted); margin-left: 20px; text-transform: uppercase;
    font-size: 12px; letter-spacing: .15em; font-weight: 700;
}
.public-nav .links a:hover { color: var(--text); text-decoration: none; }

.hero {
    position: relative;
    min-height: 320px;
    padding: 80px 32px 60px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--ucl-navy) 0%, var(--ucl-blue) 60%, var(--elv-purple) 130%);
}
.hero::before {
    content: '';
    position: absolute; inset: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(0, 229, 255, .12), transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(224, 0, 127, .15), transparent 55%);
    pointer-events: none;
}
.hero .hero-inner { position: relative; max-width: 1180px; margin: 0 auto; }
.hero .eyebrow {
    display: inline-block;
    text-transform: uppercase; letter-spacing: .25em; font-size: 11px;
    color: var(--ucl-accent); font-weight: 700; margin-bottom: 14px;
}
.hero h1 {
    font-size: 3rem; font-weight: 900;
    background: linear-gradient(90deg, #fff, var(--ucl-silver));
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero p { max-width: 720px; color: var(--ucl-silver); font-size: 1.05rem; }

/* ───────── Cards & grid ───────── */

.section { padding: 48px 0; }
.section h2 { font-size: 1.6rem; margin-bottom: 24px; }

.card {
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: 14px;
    padding: 22px;
    transition: border-color .2s, transform .2s;
}
.card:hover { border-color: rgba(0, 229, 255, .35); transform: translateY(-2px); }

.grid { display: grid; gap: 18px; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }

.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
}
.badge.group { background: rgba(0, 229, 255, .15); color: var(--ucl-accent); }
.badge.elimination { background: rgba(255, 216, 107, .15); color: var(--ucl-gold); }
.badge.online { background: rgba(54, 226, 154, .15); color: var(--success); }
.badge.onsite { background: rgba(224, 0, 127, .18); color: #ff7ac1; }

/* ───────── Matchup row ───────── */

.matchup {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 18px;
    padding: 14px 18px;
    background: rgba(255, 255, 255, .03);
    border: 1px solid var(--card-border);
    border-radius: 10px;
    margin-bottom: 10px;
}
.matchup .club { display: flex; align-items: center; gap: 10px; }
.matchup .club.away { justify-content: flex-end; }
.matchup .club .logo {
    width: 36px; height: 36px; border-radius: 50%;
    background: var(--ucl-blue);
    display: inline-flex; align-items: center; justify-content: center;
    font-weight: 800; color: #fff; font-size: 14px;
}
.matchup .score { font-family: 'JetBrains Mono', ui-monospace, monospace; font-weight: 700; font-size: 1.25rem; min-width: 90px; text-align: center; color: var(--ucl-gold); }
.matchup .score .vs { color: var(--muted); font-weight: 500; }
.matchup.winner-home .club.home .name { color: var(--ucl-accent); }
.matchup.winner-away .club.away .name { color: var(--ucl-accent); }

/* ───────── Admin ───────── */

.admin-shell {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: 100vh;
}
.admin-sidebar {
    background: rgba(0, 0, 0, .25);
    border-right: 1px solid var(--card-border);
    padding: 28px 18px;
}
.admin-sidebar .brand {
    font-weight: 800; text-transform: uppercase; letter-spacing: .1em;
    color: var(--ucl-gold); margin-bottom: 24px; font-size: 14px;
}
.admin-sidebar nav a {
    display: block; padding: 8px 12px; border-radius: 8px;
    color: var(--muted); margin-bottom: 4px; font-size: 14px;
    text-decoration: none;
}
.admin-sidebar nav a:hover { background: rgba(255, 255, 255, .04); color: var(--text); }
.admin-sidebar nav a.active { background: rgba(0, 229, 255, .12); color: var(--ucl-accent); }
.admin-content { padding: 32px 40px; }

.admin-header {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 24px;
}

table.data {
    width: 100%; border-collapse: collapse;
    background: var(--card); border: 1px solid var(--card-border); border-radius: 12px; overflow: hidden;
}
table.data th, table.data td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--card-border); }
table.data th { background: rgba(0, 0, 0, .25); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
table.data tr:last-child td { border-bottom: 0; }
table.data tr:hover td { background: rgba(255, 255, 255, .02); }

.btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 9px 16px;
    border: 1px solid var(--card-border);
    background: var(--card);
    color: var(--text);
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    text-decoration: none;
}
.btn:hover { border-color: var(--ucl-accent); color: var(--ucl-accent); text-decoration: none; }
.btn.primary { background: var(--ucl-accent); color: var(--ucl-navy); border-color: var(--ucl-accent); }
.btn.primary:hover { background: #5cf; }
.btn.danger { color: var(--danger); border-color: rgba(255, 84, 112, .4); }
.btn.danger:hover { background: rgba(255, 84, 112, .1); }
.btn-sm { padding: 4px 10px; font-size: 12px; }

form .field { margin-bottom: 16px; }
form label { display: block; margin-bottom: 6px; color: var(--muted); font-size: 13px; }
form input[type=text], form input[type=email], form input[type=password], form input[type=number],
form input[type=datetime-local], form input[type=date], form select, form textarea {
    width: 100%;
    padding: 10px 12px;
    background: rgba(0, 0, 0, .25);
    border: 1px solid var(--card-border);
    color: var(--text);
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
}
form input:focus, form select:focus, form textarea:focus {
    outline: none; border-color: var(--ucl-accent);
}
form textarea { min-height: 120px; resize: vertical; }
form .error { color: var(--danger); font-size: 12px; margin-top: 4px; }

.flash { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; }
.flash.success { background: rgba(54, 226, 154, .14); color: var(--success); border: 1px solid rgba(54, 226, 154, .3); }
.flash.error { background: rgba(255, 84, 112, .14); color: var(--danger); border: 1px solid rgba(255, 84, 112, .3); }

/* ───────── Login ───────── */

.login-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 40px 20px;
}
.login-card {
    background: var(--card); border: 1px solid var(--card-border);
    border-radius: 16px; padding: 36px;
    width: 100%; max-width: 380px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, .35);
}
.login-card h1 { font-size: 1.4rem; margin-bottom: 6px; }
.login-card .sub { color: var(--muted); font-size: 13px; margin-bottom: 24px; }

/* ───────── Bracket ───────── */

.bracket { display: flex; gap: 32px; overflow-x: auto; padding: 16px 0; }
.bracket .round-col { display: flex; flex-direction: column; justify-content: space-around; min-width: 240px; }
.bracket .round-col h4 { color: var(--muted); font-size: 12px; letter-spacing: .15em; text-transform: uppercase; }
.bracket .matchup { margin: 12px 0; }

/* ───────── Utilities ───────── */
.muted { color: var(--muted); }
.flex { display: flex; gap: 12px; align-items: center; }
.spacer { flex: 1; }
.mb-2 { margin-bottom: 8px; }
.mb-4 { margin-bottom: 16px; }
.mt-4 { margin-top: 16px; }