/* ═══════════════════════════════════════════════════════
   WADSIH AI LIFT-OFF — Landing Page (index.html) Styles
   Colors reference color_scheme.css variables.
═══════════════════════════════════════════════════════ */

/* ── PAGE ACCENT ─────────────────────────────────────── */
:root {
  --accent:     var(--blue);
  --accent-s:   color-mix(in srgb, var(--blue) 8%, transparent);
  --accent-g:   color-mix(in srgb, var(--blue) 22%, transparent);
  --particle-a: color-mix(in srgb, var(--blue) 40%, transparent);
  --particle-b: color-mix(in srgb, var(--purple) 40%, transparent);
}

/* ── ORBITAL RINGS ───────────────────────────────────── */
.orbital-ring {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 700px; height: 700px;
  border-radius: 50%;
  border: 1px solid color-mix(in srgb, var(--blue) 6%, transparent);
  pointer-events: none;
  animation: spin 60s linear infinite;
}
.orbital-ring::before {
  content: '';
  position: absolute;
  top: -4px; left: 50%;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 12px var(--blue);
  transform: translateX(-50%);
}
.orbital-ring-2 {
  width: 900px; height: 900px;
  border-color: color-mix(in srgb, var(--purple) 4%, transparent);
  animation: spin 90s linear infinite reverse;
}
.orbital-ring-2::before {
  background: var(--purple);
  box-shadow: 0 0 12px var(--purple);
  top: auto; bottom: -4px;
}

/* ── HERO ────────────────────────────────────────────── */
.hero {
  flex: 1;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 60px 24px 40px;
  text-align: center; position: relative;
}

.hero-eyebrow {
  font-family: var(--font-mono, 'Space Mono', monospace);
  font-size: 11px; font-weight: 700;
  letter-spacing: 3px; text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 24px;
  animation: fadeUp 0.7s 0.1s ease both;
  display: flex; align-items: center; gap: 10px;
}
.hero-eyebrow::before, .hero-eyebrow::after {
  content: ''; display: block; width: 40px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue));
}
.hero-eyebrow::after { background: linear-gradient(90deg, var(--blue), transparent); }

.hero-title {
  font-family: var(--font-mono, 'Space Mono', monospace);
  font-size: clamp(42px, 7vw, 88px);
  font-weight: 700; line-height: 0.95; letter-spacing: -3px;
  margin-bottom: 8px;
  animation: fadeUp 0.7s 0.2s ease both;
}
.hero-title .line1 { display: block; color: var(--space-text); }
.hero-title .line2 {
  display: block;
  background: linear-gradient(90deg, var(--blue), var(--purple), var(--orange));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-tagline {
  font-size: 16px; color: rgba(255,255,255,0.6);
  margin-bottom: 12px; max-width: 500px; line-height: 1.6;
  animation: fadeUp 0.7s 0.3s ease both;
}
.hero-curriculum-tag {
  display: inline-flex; align-items: center; gap: 6px;
  background: color-mix(in srgb, var(--blue) 7%, transparent);
  border: 1px solid color-mix(in srgb, var(--blue) 20%, transparent);
  border-radius: 20px; padding: 5px 14px;
  font-family: var(--font-mono, 'Space Mono', monospace);
  font-size: 11px; color: var(--blue);
  margin-bottom: 64px;
  animation: fadeUp 0.7s 0.35s ease both;
}

/* ── ROLE CARDS ──────────────────────────────────────── */
.role-selector {
  width: 100%; max-width: 960px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 20px;
  animation: fadeUp 0.7s 0.45s ease both;
  margin-bottom: 20px;
}

.role-card {
  position: relative; border-radius: 20px;
  overflow: hidden; cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  outline: none;
}
.role-card:hover  { transform: translateY(-6px); }
.role-card:active { transform: translateY(-2px); }

.role-card.student {
  background: linear-gradient(135deg, #0d1f3a 0%, #091628 100%);
  border: 1px solid color-mix(in srgb, var(--blue) 25%, transparent);
}
.role-card.student:hover {
  border-color: color-mix(in srgb, var(--blue) 60%, transparent);
  box-shadow: 0 20px 60px color-mix(in srgb, var(--blue) 15%, transparent),
              0 0 0 1px color-mix(in srgb, var(--blue) 30%, transparent);
}
.role-card.teacher {
  background: linear-gradient(135deg, #1a0d30 0%, #120921 100%);
  border: 1px solid color-mix(in srgb, var(--purple) 25%, transparent);
}
.role-card.teacher:hover {
  border-color: color-mix(in srgb, var(--purple) 60%, transparent);
  box-shadow: 0 20px 60px color-mix(in srgb, var(--purple) 15%, transparent),
              0 0 0 1px color-mix(in srgb, var(--purple) 30%, transparent);
}
.role-card::before {
  content: '';
  position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  background: radial-gradient(ellipse 60% 40% at 20% 20%, rgba(255,255,255,0.04), transparent);
  pointer-events: none;
}

.card-inner { padding: 40px 36px; position: relative; z-index: 1; }

.card-badge {
  font-family: var(--font-mono, 'Space Mono', monospace);
  font-size: 10px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase;
  padding: 4px 12px; border-radius: 20px;
  display: inline-block; margin-bottom: 24px;
}
.student .card-badge {
  background: color-mix(in srgb, var(--blue) 10%, transparent);
  color: var(--blue);
  border: 1px solid color-mix(in srgb, var(--blue) 25%, transparent);
}
.teacher .card-badge {
  background: color-mix(in srgb, var(--purple) 10%, transparent);
  color: var(--purple);
  border: 1px solid color-mix(in srgb, var(--purple) 25%, transparent);
}

.card-icon {
  font-size: 52px; margin-bottom: 20px; display: block;
  filter: drop-shadow(0 0 20px color-mix(in srgb, var(--blue) 30%, transparent));
  transition: transform 0.3s ease;
}
.teacher .card-icon {
  filter: drop-shadow(0 0 20px color-mix(in srgb, var(--purple) 30%, transparent));
}
.role-card:hover .card-icon { transform: scale(1.1) rotate(-5deg); }

.card-title {
  font-family: var(--font-mono, 'Space Mono', monospace);
  font-size: 32px; font-weight: 700; letter-spacing: -1px;
  margin-bottom: 10px; line-height: 1; color: var(--space-text);
}
.card-subtitle { font-size: 14px; color: rgba(255,255,255,0.5); margin-bottom: 28px; line-height: 1.5; }

/* Scan line effect */
.role-card::after {
  content: '';
  position: absolute; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
  animation: scan 4s linear infinite; pointer-events: none;
}

/* ── PROGRAMME STRIP ─────────────────────────────────── */
.programme-strip {
  width: 100%; max-width: 960px;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: rgba(255,255,255,0.06);
  border-radius: 16px; overflow: hidden;
  animation: fadeUp 0.7s 0.55s ease both;
  margin-bottom: 48px;
}
.stat-cell {
  background: rgba(255,255,255,0.025);
  padding: 20px 24px; transition: background 0.2s;
}
.stat-cell:hover { background: rgba(255,255,255,0.05); }
.stat-num {
  font-family: var(--font-mono, 'Space Mono', monospace);
  font-size: 28px; font-weight: 700; color: var(--space-text); line-height: 1; margin-bottom: 4px;
}
.stat-num span { color: var(--blue); }
.stat-label { font-size: 12px; color: rgba(255,255,255,0.55); text-transform: uppercase; letter-spacing: 0.5px; }

/* ── RESPONSIVE ──────────────────────────────────────── */
@media (max-width: 700px) {
  .role-selector { grid-template-columns: 1fr; }
  .programme-strip { grid-template-columns: repeat(2, 1fr); }
  .orbital-ring, .orbital-ring-2 { display: none; }
  .hero { padding: 40px 20px 32px; }
  .card-inner { padding: 28px 24px; }
  .hero-title { font-size: clamp(36px, 10vw, 60px); }
}