/* Landing page styles for MockPrep public homepage */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(8, 10, 25, 0.95);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.site-shell {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  color: #ffffff;
  font-weight: 700;
  font-size: 1.1rem;
}

.brand-mark {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: white;
  font-weight: 800;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--text-secondary);
  font-weight: 500;
  transition: color var(--transition-fast);
}

.site-nav a:hover {
  color: var(--brand-primary);
}

.site-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.landing-hero {
  min-height: calc(100vh - 84px);
  padding: 4.5rem 1.5rem 2rem;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 520px);
  gap: 2rem;
  align-items: center;
}

.hero-copy h1 {
  font-size: clamp(3rem, 6vw, 4.2rem);
  line-height: 1.05;
  margin-bottom: 1.25rem;
}

.hero-copy p {
  font-size: 1.05rem;
  max-width: 40rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 1rem;
  background: rgba(99,102,241,0.15);
  border: 1px solid rgba(99,102,241,0.2);
  border-radius: var(--radius-full);
  margin-bottom: 1.5rem;
  color: #eef2ff;
  font-size: 0.95rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.hero-stat {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 1.15rem 1rem;
  text-align: center;
}

.hero-stat strong {
  display: block;
  font-size: 1.6rem;
  color: white;
  margin-bottom: 0.35rem;
}

.hero-stat span {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.hero-visual {
  display: grid;
  gap: 1.2rem;
}

.hero-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.04));
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
}

.hero-card-strong {
  background: linear-gradient(135deg, rgba(99,102,241,0.2), rgba(59,130,246,0.16));
}

.hero-card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.9rem;
}

.hero-card p {
  color: var(--text-secondary);
  line-height: 1.8;
}

.landing-section {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem 3rem;
}

.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.section-heading h2 {
  font-size: clamp(1.8rem, 2.5vw, 2.4rem);
}

.section-heading a {
  color: var(--brand-primary);
  font-weight: 600;
}

.exam-grid,
.feature-grid,
.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(99,102,241,0.35);
  box-shadow: var(--shadow-md);
}

.feature-card .icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: rgba(99,102,241,0.14);
  margin-bottom: 1rem;
  font-size: 1.3rem;
}

.feature-card h3 {
  margin-bottom: 0.75rem;
}

.feature-card p {
  color: var(--text-secondary);
  line-height: 1.75;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 1.4rem;
  text-align: center;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.02);
}

.stat-card strong {
  display: block;
  font-size: 1.8rem;
  margin-bottom: 0.45rem;
}

.stat-card span {
  color: var(--text-secondary);
}

.landing-footer {
  padding: 2rem 1.5rem;
  background: #060616;
}

.footer-shell {
  align-items: center;
}

.footer-nav {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-nav a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-nav a:hover {
  color: var(--brand-primary);
}

@media (max-width: 980px) {
  .site-shell,
  .landing-section {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .landing-hero {
    grid-template-columns: 1fr;
    padding-top: 3.5rem;
  }

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

@media (max-width: 720px) {
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn-primary,
  .hero-actions .btn-secondary {
    width: 100%;
  }

  .exam-grid,
  .feature-grid,
  .stat-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .site-shell,
  .landing-section,
  .landing-footer {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .section-heading {
    flex-direction: column;
    align-items: flex-start;
  }
}