:root {
  --bg: oklch(0.04 0.01 270);
  --bg-alt: oklch(0.09 0.03 285);
  --bg-card: oklch(0.13 0.03 285);
  --primary-1: oklch(0.92 0.05 300);
  --primary-2: oklch(0.82 0.16 305);
  --primary-3: oklch(0.62 0.24 300);
  --accent: oklch(0.78 0.13 300);
  --neon: oklch(0.78 0.2 305);
  --neon-soft: oklch(0.75 0.19 305);
  --glow: oklch(0.7 0.24 305);
  --glow-secondary: oklch(0.55 0.22 260);
  --live: oklch(0.72 0.2 25);
  --win: oklch(0.75 0.19 150);
  --text: oklch(0.95 0.02 300);
  --muted: oklch(0.65 0.04 290);
  --border: oklch(0.78 0.2 305 / 0.25);
  --font-display: 'Orbitron', sans-serif;
  --font-body: 'Rajdhani', sans-serif;
  --radius: 8px;
}

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

html { scroll-behavior: smooth; }

body {
  background:
    radial-gradient(ellipse 70% 50% at 50% 0%, oklch(0.55 0.22 260 / 0.18), transparent 60%),
    radial-gradient(ellipse 60% 40% at 50% 100%, oklch(0.62 0.24 300 / 0.12), transparent 70%),
    linear-gradient(180deg, oklch(0.09 0.03 285) 0%, oklch(0.04 0.01 270) 100%);
  background-attachment: fixed;
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

a { color: inherit; text-decoration: none; }

/* Background FX */
.grid-bg {
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(oklch(0.78 0.2 305 / 0.08) 1px, transparent 1px),
    linear-gradient(90deg, oklch(0.78 0.2 305 / 0.08) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 100%);
}

.scanlines {
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.15),
    rgba(0, 0, 0, 0.15) 1px,
    transparent 1px,
    transparent 3px
  );
  opacity: 0.35;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  padding: 1.2rem 1.5rem;
  background: oklch(0.04 0.01 270 / 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.brand {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.35rem;
  letter-spacing: 2px;
  background: linear-gradient(90deg, var(--primary-1), var(--primary-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.brand span {
  background: linear-gradient(90deg, var(--primary-2), var(--primary-3));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 8px oklch(0.78 0.2 305 / 0.6));
}

.tagline {
  font-family: var(--font-display);
  color: var(--muted);
  font-size: 0.8rem;
  letter-spacing: 1px;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 2.5rem 1rem 4rem;
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
  position: relative;
}

.site-footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
  padding: 2.5rem 1.5rem;
  border-top: 1px solid var(--border);
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.4rem 1.5rem;
  box-shadow: 0 0 30px oklch(0.62 0.24 300 / 0.08);
}

h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.7rem;
  letter-spacing: 1px;
  margin: 0 0 0.4rem;
  background: linear-gradient(135deg, var(--primary-1), var(--primary-2) 60%, var(--primary-3));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 1px;
  margin: 0;
  color: var(--text);
}

h3 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin: 0 0 0.9rem;
  color: var(--text);
}

h3::before {
  content: '# ';
  color: var(--accent);
}

.muted { color: var(--muted); font-weight: 500; }
.small { font-size: 0.82rem; }

/* Setup form */
.setup-card form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.2rem;
}

label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.92rem;
  font-weight: 700;
}

input[type="text"], input[type="number"], textarea {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.55rem 0.7rem;
  color: var(--text);
  font-size: 0.95rem;
  font-family: var(--font-body);
  font-weight: 600;
  transition: border-color 0.15s, box-shadow 0.15s;
}

input[type="text"]:focus, input[type="number"]:focus, textarea:focus {
  outline: none;
  border-color: var(--neon);
  box-shadow: 0 0 10px oklch(0.78 0.2 305 / 0.35);
}

input[type="number"] {
  width: 3.4rem;
  text-align: center;
}

textarea { resize: vertical; }

.radio-row {
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
}

.radio, .checkbox {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.4rem;
  font-weight: 500;
}

.options-block {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.btn {
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.65rem 1.2rem;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn:hover { border-color: var(--neon); box-shadow: 0 0 15px oklch(0.78 0.2 305 / 0.3); }

.btn.primary {
  background: linear-gradient(90deg, var(--primary-2), var(--primary-3));
  border: none;
  color: oklch(0.09 0.03 285);
  box-shadow: 0 0 20px oklch(0.62 0.24 300 / 0.5);
}

.btn.primary:hover {
  box-shadow: 0 0 30px oklch(0.62 0.24 300 / 0.8);
  transform: translateY(-2px);
}

.btn.subtle {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
}

.btn.subtle:hover { color: var(--neon); }

/* Share bar */
.share-bar-title {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 0.9rem;
}

.badge {
  font-family: var(--font-display);
  background: oklch(0.78 0.2 305 / 0.1);
  border: 1px solid var(--neon);
  color: var(--neon);
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.badge.small { font-size: 0.62rem; padding: 0.12rem 0.45rem; }

.share-row {
  display: flex;
  gap: 0.6rem;
}

.share-row input {
  flex: 1;
  min-width: 0;
  font-family: 'Courier New', monospace;
  color: var(--neon);
}

.share-bar .btn.subtle {
  margin-top: 0.9rem;
}

/* Standings table */
.standings {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.standings th, .standings td {
  padding: 0.6rem 0.5rem;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.standings th {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--primary-2);
}

.standings th:nth-child(2), .standings td:nth-child(2) {
  text-align: left;
}

.standings tbody tr:hover { background: oklch(0.78 0.2 305 / 0.06); }

/* Fixtures */
.fixture-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.fixture {
  display: grid;
  grid-template-columns: 1fr auto auto auto 1fr auto;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 0.7rem;
  background: var(--bg-alt);
  border: 1px solid transparent;
  border-radius: 6px;
  transition: border-color 0.15s;
}

.fixture:hover { border-color: var(--border); }

.fixture-player {
  font-weight: 700;
}

.fixture-player:first-child { text-align: right; }

.fixture-vs { color: var(--muted); }

/* Bracket */
.bracket-scroll {
  overflow-x: auto;
}

.bracket {
  display: flex;
  gap: 1.5rem;
  padding: 0.5rem 0.2rem;
  min-width: min-content;
}

.bracket-col {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  gap: 1rem;
  min-width: 180px;
}

.bracket-match {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.55rem 0.65rem;
  transition: box-shadow 0.15s;
}

.bracket-match:hover { box-shadow: 0 0 15px oklch(0.78 0.2 305 / 0.2); }

.bm-player {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.2rem 0;
  font-size: 0.9rem;
  font-weight: 600;
}

.bm-player.winner {
  color: var(--win);
  font-weight: 700;
  text-shadow: 0 0 8px oklch(0.75 0.19 150 / 0.5);
}

.champion-banner {
  text-align: center;
  font-family: var(--font-display);
  letter-spacing: 1px;
  font-size: 1.05rem;
  margin-bottom: 1.1rem;
  padding: 0.8rem;
  border-radius: var(--radius);
  border: 1px solid var(--neon);
  background: linear-gradient(135deg, oklch(0.62 0.24 300 / 0.25), oklch(0.55 0.22 260 / 0.25));
  box-shadow: 0 0 20px oklch(0.78 0.2 305 / 0.3);
}

@media (max-width: 480px) {
  .fixture {
    grid-template-columns: 1fr auto auto auto 1fr;
    font-size: 0.85rem;
  }
  .fixture .badge { grid-column: 1 / -1; justify-self: center; }
}