:root {
  --bg: #080b12;
  --panel: #111827;
  --panel-light: #182235;
  --text: #f8fafc;
  --muted: #94a3b8;
  --accent: #9cff00;
  --accent-dark: #6cb800;
  --border: rgba(255, 255, 255, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  background: radial-gradient(circle at top, #15213a 0, var(--bg) 42%);
  color: var(--text);
  min-height: 100vh;
}

button {
  font: inherit;
  cursor: pointer;
}

.app-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 64px;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 72px;
}

.brand {
  font-size: 28px;
  font-weight: 900;
  letter-spacing: -0.05em;
}

.brand span {
  color: var(--accent);
}

.nav-button,
.secondary-button {
  border: 1px solid var(--border);
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  padding: 12px 18px;
  border-radius: 999px;
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 44px;
  align-items: center;
}

.eyebrow {
  color: var(--accent);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 12px;
}

h1 {
  margin: 0;
  font-size: clamp(44px, 8vw, 82px);
  line-height: 0.92;
  letter-spacing: -0.075em;
}

.subtitle {
  max-width: 580px;
  color: var(--muted);
  line-height: 1.7;
  font-size: 18px;
  margin: 24px 0 32px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.primary-button {
  border: 0;
  color: #071006;
  background: var(--accent);
  padding: 13px 20px;
  border-radius: 999px;
  font-weight: 800;
  box-shadow: 0 16px 40px rgba(156, 255, 0, 0.25);
}

.match-card {
  border: 1px solid var(--border);
  background: linear-gradient(145deg, var(--panel), var(--panel-light));
  border-radius: 28px;
  padding: 26px;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.3);
}

.card-header,
.teams,
.prediction-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.card-header {
  color: var(--muted);
  margin-bottom: 28px;
}

.card-header strong {
  color: var(--accent);
  font-size: 24px;
}

.team {
  flex: 1;
  text-align: center;
  font-weight: 800;
}

.logo {
  width: 86px;
  height: 86px;
  display: grid;
  place-items: center;
  margin: 0 auto 12px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border);
}

.score {
  color: var(--muted);
  font-weight: 900;
}

.prediction-row {
  margin-top: 30px;
}

.prediction-row button {
  flex: 1;
  padding: 12px 10px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

.prediction-row button:first-child {
  background: var(--accent);
  color: #071006;
  font-weight: 900;
}

.bonus-text {
  color: var(--muted);
  margin: 22px 0 0;
  line-height: 1.5;
}

@media (max-width: 820px) {
  .navbar {
    margin-bottom: 42px;
  }

  .hero {
    grid-template-columns: 1fr;
  }
}