:root {
  --bg: #0b0f14;
  --panel: #0f1720;
  --text: #e6eef6;
  --muted: #9aa7b2;
  --blue: #4cc9ff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, sans-serif;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2rem;
}

.site-header {
  position: sticky;
  top: 0;
  background: rgba(11,15,20,0.7);
  backdrop-filter: blur(8px);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  height: 44px;
}

.nav a {
  margin-left: 1.25rem;
  text-decoration: none;
  color: var(--text);
}

.hero {
  padding: 6rem 0;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 2rem;
}

.hero-box {
  height: 220px;
  border-radius: 16px;
  background: linear-gradient(135deg, #0f1720, #15202b);
}

.section {
  padding: 4rem 0;
}

.grid,
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.card {
  padding: 1.25rem;
  border-radius: 12px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.05);
  text-align: center;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
}

.primary {
  background: var(--blue);
  color: #07111a;
}

.ghost {
  border: 1px solid rgba(255,255,255,0.2);
  color: var(--text);
}

.full {
  width: 100%;
  text-align: center;
}

.footer {
  padding: 2rem 0;
  color: var(--muted);
}

.glow-text {
  text-shadow:
    0 0 8px rgba(76,201,255,0.35),
    0 0 18px rgba(76,201,255,0.25),
    0 0 36px rgba(76,201,255,0.15);
}

.glow-box::before {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: inherit;
  background: radial-gradient(circle, rgba(76,201,255,0.35), transparent 65%);
  filter: blur(18px);
  z-index: -1;
}

.auth {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 80vh;
}

.auth-card {
  width: 320px;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.auth input {
  padding: 0.6rem;
  border-radius: 8px;
  border: none;
}

.dashboard-title {
  text-align: center;
  margin-bottom: 2rem;
}

.dashboard-actions {
  margin-top: 2rem;
  text-align: center;
}