/* LexiAI Hub — özel stiller ve bileşen sınıfları */

:root {
  --lex-bg: #06060b;
  --lex-surface: #0f0f16;
  --lex-violet: #8b5cf6;
  --lex-cyan: #22d3ee;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--lex-bg);
}

/* Arka plan gradyan mesh */
.bg-mesh {
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(139, 92, 246, 0.22), transparent),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(34, 211, 238, 0.12), transparent),
    radial-gradient(ellipse 50% 30% at 0% 50%, rgba(139, 92, 246, 0.08), transparent);
}

.hero-glow {
  position: absolute;
  inset: auto;
  left: 50%;
  top: 20%;
  width: min(720px, 90vw);
  height: 360px;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(139, 92, 246, 0.35) 0%, transparent 70%);
  filter: blur(60px);
  pointer-events: none;
}

#network-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.55;
}

/* Navigasyon */
/* Dil anahtarı */
.lang-switch {
  display: inline-flex;
  align-items: center;
  padding: 3px;
  border-radius: 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.lang-switch__btn {
  min-width: 2.25rem;
  padding: 0.35rem 0.65rem;
  border-radius: 0.5rem;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #71717a;
  transition:
    color 0.2s ease,
    background 0.2s ease,
    box-shadow 0.2s ease;
}

.lang-switch__btn:hover {
  color: #e4e4e7;
}

.lang-switch__btn.is-active {
  color: #fff;
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.9), rgba(6, 182, 212, 0.75));
  box-shadow: 0 2px 12px rgba(124, 58, 237, 0.35);
}

#site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.5rem;
  transition:
    background 0.3s ease,
    border-color 0.3s ease,
    box-shadow 0.3s ease;
}

#site-nav.nav-scrolled {
  background: rgba(6, 6, 11, 0.85);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(16px);
}

/* Butonlar */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  border-radius: 0.875rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, #7c3aed 0%, #6366f1 50%, #0891b2 100%);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.1) inset,
    0 4px 24px rgba(124, 58, 237, 0.4);
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    filter 0.2s ease;
}

.btn-primary:hover {
  filter: brightness(1.08);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.15) inset,
    0 8px 32px rgba(124, 58, 237, 0.5);
  transform: translateY(-1px);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  border-radius: 0.875rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #e4e4e7;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition:
    background 0.2s ease,
    border-color 0.2s ease,
    color 0.2s ease;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(139, 92, 246, 0.5);
  color: #fff;
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  border-radius: 0.625rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: #a1a1aa;
  transition: color 0.2s ease;
}

.btn-ghost:hover {
  color: #fff;
}

.btn-store {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.25rem;
  border-radius: 0.875rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: #fafafa;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition:
    background 0.2s ease,
    border-color 0.2s ease,
    transform 0.2s ease;
}

.btn-store:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(34, 211, 238, 0.35);
  transform: translateY(-1px);
}

/* Kartlar */
.feature-card {
  position: relative;
  padding: 1.75rem;
  border-radius: 1.25rem;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.01) 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition:
    border-color 0.3s ease,
    transform 0.3s ease,
    box-shadow 0.3s ease;
}

.feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.3), transparent 50%);
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.feature-card:hover {
  border-color: rgba(139, 92, 246, 0.35);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 0.875rem;
  background: rgba(139, 92, 246, 0.12);
  border: 1px solid rgba(139, 92, 246, 0.25);
}

.step-card {
  position: relative;
  padding: 2rem 1.5rem;
  text-align: center;
  border-radius: 1.25rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.step-number {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-family: 'Syne', system-ui, sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
  color: rgba(139, 92, 246, 0.15);
}

.step-icon-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  margin: 0 auto;
  border-radius: 1rem;
  color: #22d3ee;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.12), rgba(139, 92, 246, 0.12));
  border: 1px solid rgba(34, 211, 238, 0.2);
}

.pricing-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 2rem;
  border-radius: 1.5rem;
  background: rgba(15, 15, 22, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: transform 0.3s ease;
}

.pricing-card:hover {
  transform: translateY(-4px);
}

.pricing-card--featured {
  border-color: rgba(139, 92, 246, 0.5);
  background: linear-gradient(160deg, rgba(139, 92, 246, 0.12) 0%, rgba(15, 15, 22, 0.95) 45%);
  box-shadow:
    0 0 0 1px rgba(139, 92, 246, 0.2),
    0 24px 48px rgba(124, 58, 237, 0.2);
  transform: scale(1.02);
}

.pricing-card--featured:hover {
  transform: scale(1.02) translateY(-4px);
}

.pricing-badge {
  position: absolute;
  top: -0.75rem;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.25rem 0.875rem;
  border-radius: 9999px;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #fff;
  background: linear-gradient(90deg, #7c3aed, #06b6d4);
  white-space: nowrap;
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 {
  transition-delay: 0.1s;
}
.reveal-delay-2 {
  transition-delay: 0.2s;
}
.reveal-delay-3 {
  transition-delay: 0.3s;
}

/* Bağlayıcı çizgi (nasıl çalışır) */
.steps-connector {
  display: none;
}

@media (min-width: 768px) {
  .steps-connector {
    display: block;
    position: absolute;
    top: 4.5rem;
    left: 16.66%;
    right: 16.66%;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(139, 92, 246, 0.4), rgba(34, 211, 238, 0.4), transparent);
    pointer-events: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .btn-primary:hover,
  .btn-store:hover,
  .feature-card:hover,
  .pricing-card:hover {
    transform: none;
  }
}