:root {
  --bg: #07111f;
  --card: rgba(12, 24, 42, 0.92);
  --border: rgba(137, 179, 255, 0.18);
  --text: #eaf2ff;
  --muted: #a9b8d0;
  --primary: #4f8cff;
  --primary-strong: #2b6df3;
  --success: #1fcb87;
  --danger: #ff6b81;
}

* { box-sizing: border-box; }
html, body {
  padding: 0;
  margin: 0;
  background: radial-gradient(circle at top, #10284b 0%, var(--bg) 45%, #040912 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; }

.container {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(4, 9, 18, 0.7);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(14px);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
}
.brand span {
  display: block;
  color: var(--muted);
  font-size: 0.9rem;
}
.logo {
  width: 48px;
  height: 48px;
}
.nav-links {
  display: flex;
  gap: 18px;
  color: var(--muted);
}
.hero {
  padding: 72px 0;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 28px;
  align-items: center;
}
.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4.8rem);
  line-height: 0.98;
  margin: 12px 0 20px;
}
.badge,
.eyebrow {
  color: #9dc0ff;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
}
.lead {
  color: var(--muted);
  max-width: 720px;
  font-size: 1.1rem;
  line-height: 1.7;
}
.hero-card,
.panel-card,
.auth-card,
.player-shell {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: 0 20px 80px rgba(0,0,0,0.35);
}
.hero-card {
  padding: 28px;
}
.hero-card ul {
  display: grid;
  gap: 14px;
  padding-left: 18px;
  color: var(--muted);
}
.hero-logo {
  width: 96px;
  height: 96px;
  margin-bottom: 16px;
}
.cta-row {
  display: flex;
  gap: 14px;
  margin-top: 28px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 14px;
  border: 1px solid var(--border);
  font-weight: 600;
  cursor: pointer;
}
.btn.primary {
  background: linear-gradient(180deg, var(--primary), var(--primary-strong));
  border-color: transparent;
  color: white;
}
.btn.secondary {
  background: rgba(255,255,255,0.04);
}
.auth-wrap,
.center-page {
  min-height: calc(100vh - 84px);
  display: grid;
  place-items: center;
  padding: 40px 16px;
}
.auth-card {
  width: min(480px, 100%);
  padding: 28px;
}
.auth-card h1 {
  margin-top: 6px;
}
.auth-card input {
  width: 100%;
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.03);
  color: var(--text);
}
.auth-card button {
  width: 100%;
  margin-top: 16px;
}
.error-box {
  margin-top: 14px;
  padding: 12px 14px;
  background: rgba(255, 107, 129, 0.12);
  border: 1px solid rgba(255, 107, 129, 0.2);
  border-radius: 14px;
  color: #ffc1cb;
}
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  padding: 32px 0 60px;
}
.panel-card {
  padding: 24px;
}
.full-span {
  grid-column: 1 / -1;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 22px;
}
.stats-grid div {
  background: rgba(255,255,255,0.03);
  padding: 18px;
  border-radius: 18px;
  border: 1px solid var(--border);
}
.stats-grid span {
  display: block;
  color: var(--muted);
  margin-bottom: 8px;
}
.stats-grid strong {
  font-size: 1.6rem;
}
.endpoint-list {
  display: grid;
  gap: 10px;
  color: var(--muted);
}
.table-wrap {
  overflow-x: auto;
}
table {
  width: 100%;
  border-collapse: collapse;
}
th, td {
  text-align: left;
  padding: 14px 12px;
  border-bottom: 1px solid var(--border);
}
th {
  color: #9dc0ff;
}
.player-page {
  padding: 40px 0 56px;
}
.player-shell {
  padding: 18px;
}
.player-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.video-frame {
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: #000;
}
.video-element {
  width: 100%;
  aspect-ratio: 16 / 9;
  display: block;
  background: #000;
}
@media (max-width: 900px) {
  .hero-grid,
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
  .stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}