/**
 * Landing — Billion Dollar Aesthetic (Futuristic)
 */

/* Futuristic glow / gradient tokens for landing */
.landing {
  --landing-glow: 0 0 40px -8px rgba(217, 70, 239, 0.25), 0 0 80px -16px rgba(139, 92, 246, 0.15);
  --landing-glow-strong: 0 0 60px -8px rgba(217, 70, 239, 0.35);
  --landing-border-glow: 1px solid rgba(217, 70, 239, 0.2);
}

.landing {
  min-height: 100vh;
  background: var(--color-bg-page);
  background-image: var(--gradient-mesh);
  background-size: 150% 150%;
  animation: bgGradientMove 20s ease infinite alternate;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow-x: hidden;
}

@keyframes bgGradientMove {
  0% {
    background-position: 0% 0%;
  }

  100% {
    background-position: 100% 100%;
  }
}

.landing::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.035'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

.landing__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-6) var(--space-8);
  position: relative;
  z-index: 10;
  animation: slideDownFade 0.8s var(--ease-out-expo) forwards;
}

@keyframes slideDownFade {
  0% {
    opacity: 0;
    transform: translateY(-20px);
  }

  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

.landing__logo {
  color: var(--color-text-primary);
  padding: 10px 20px;
  margin: -10px -20px 0 0;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 12px rgba(9, 9, 11, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.6);
}

.landing__logo .brand-logo__text {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8);
}

.landing__beta {
  font-size: 11px;
  font-weight: var(--font-bold);
  color: var(--color-ai-gradient);
  background: transparent;
  background-image: var(--color-ai-gradient);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  margin-left: 2px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid rgba(217, 70, 239, 0.2);
  display: inline-block;
  vertical-align: middle;
}

.landing__cta-header {
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-weight: var(--font-semibold);
  font-size: var(--text-sm);
  background: var(--color-text-primary);
  color: var(--color-text-inverse);
  border: none;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  box-shadow: var(--shadow-button);
  transition: all var(--duration-fast) var(--ease-spring);
}

.landing__cta-header:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(9, 9, 11, 0.15);
  background: var(--color-accent-hover);
}

.landing__main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-12) var(--space-6) var(--space-16);
  position: relative;
  z-index: 1;
  animation: slideUpFade 1s var(--ease-out-expo) forwards;
}

@keyframes slideUpFade {
  0% {
    opacity: 0;
    transform: translateY(40px);
  }

  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

.landing__card {
  width: 100%;
  max-width: 1040px;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-float);
  border: 1px solid var(--color-border-glass);
  background: rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(var(--blur-xl));
  -webkit-backdrop-filter: blur(var(--blur-xl));
  position: relative;
  transform: translateZ(0);
  transition: transform var(--duration-slow) var(--ease-smooth), box-shadow var(--duration-slow) var(--ease-smooth);
}

.landing__card:hover {
  transform: translateY(-4px) scale(1.005);
  box-shadow: 0 40px 100px -20px rgba(9, 9, 11, 0.15);
}

.landing__card-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.7) 0%, rgba(255, 255, 255, 0.2) 100%);
  pointer-events: none;
}

.landing__card-inner {
  position: relative;
  padding: var(--space-12) var(--space-8);
}

@media (min-width: 820px) {
  .landing__card-inner {
    padding: var(--space-20) var(--space-24);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-20);
    align-items: center;
  }
}

.landing__copy {
  margin-bottom: var(--space-12);
  position: relative;
}

@media (min-width: 820px) {
  .landing__copy {
    margin-bottom: 0;
  }
}

.landing__headline {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: var(--font-extrabold);
  color: var(--color-text-primary);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tighter);
  margin-bottom: var(--space-6);
  padding-bottom: 0.1em;
  /* Prevent clipping */
}

@media (min-width: 820px) {
  .landing__headline {
    font-size: var(--text-3xl);
  }
}

/* Add a gradient highlight to part of the headline if we wrap it in a span, 
   for now apply to any emphasis */
.landing__headline span {
  background: var(--color-ai-gradient);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

.landing__subhead {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
  max-width: 440px;
  font-weight: var(--font-medium);
}

@media (min-width: 820px) {
  .landing__subhead {
    font-size: var(--text-xl);
  }
}

.landing__input-wrap {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  position: relative;
}

.landing__input-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  /* allow wrapping on very small screens */
  gap: var(--space-3);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-xl);
  padding: 12px 12px 12px 20px;
  background: rgba(255, 255, 255, 0.85);
  box-shadow: var(--shadow-md), inset 0 2px 4px rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(var(--blur-md));
  transition: all var(--duration-normal) var(--ease-out-expo);
  position: relative;
  overflow: hidden;
}

.landing__input-row::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-xl);
  padding: 1px;
  background: var(--color-ai-gradient);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--duration-normal) ease;
  pointer-events: none;
}

.landing__input-row:focus-within {
  box-shadow: var(--shadow-lg);
  background: #FFFFFF;
}

.landing__input-row:focus-within::after {
  opacity: 1;
}

.landing__input {
  flex: 1 1 50%;
  min-width: 0;
  min-height: 56px;
  padding: 0;
  border: none;
  background: transparent;
  font-size: var(--text-lg);
  font-weight: var(--font-medium);
  color: var(--color-text-primary);
  font-family: var(--font-sans);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.landing__input::placeholder {
  color: var(--color-text-muted);
  font-weight: var(--font-medium);
}

.landing__input:focus {
  outline: none;
}

.landing__model-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.landing__model-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border-subtle);
  background: var(--color-bg-page);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-text-secondary);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--duration-fast) var(--ease-spring);
  box-shadow: var(--shadow-xs);
}

.landing__model-btn:hover {
  background: #FFFFFF;
  color: var(--color-text-primary);
  border-color: rgba(0, 0, 0, 0.1);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.landing__submit-btn {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: var(--radius-full);
  background: var(--color-text-primary);
  color: var(--color-text-inverse);
  cursor: pointer;
  flex-shrink: 0;
  box-shadow: var(--shadow-button);
  transition: all var(--duration-normal) var(--ease-spring);
  position: relative;
  overflow: hidden;
}

/* Give the button an AI magic hover state */
.landing__submit-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--color-ai-gradient);
  opacity: 0;
  transition: opacity var(--duration-normal) ease;
}

.landing__submit-btn svg {
  position: relative;
  z-index: 1;
  width: 24px;
  height: 24px;
  transition: transform var(--duration-normal) var(--ease-spring);
}

.landing__submit-btn:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-button-ai), 0 10px 25px rgba(217, 70, 239, 0.4);
}

.landing__submit-btn:hover::before {
  opacity: 1;
}

.landing__submit-btn:hover svg {
  transform: translateX(3px);
}

.landing__add-btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: var(--radius-full);
  background: var(--color-bg-page-warm);
  color: var(--color-text-muted);
  cursor: pointer;
  flex-shrink: 0;
  font-size: 1.5rem;
  font-weight: 300;
  transition: all var(--duration-fast) var(--ease-spring);
}

.landing__add-btn:hover {
  background: #FFFFFF;
  color: var(--color-text-primary);
  box-shadow: var(--shadow-sm);
  transform: scale(1.05) rotate(90deg);
}

/* Small floating decorative items (optional) */
.landing__decoration {
  position: absolute;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.8);
  box-shadow: var(--shadow-md);
  animation: float 6s ease-in-out infinite;
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }

  50% {
    transform: translateY(-20px) rotate(5deg);
  }
}

/* ----- Tanıtım sayfası (anasayfa) ----- */
.landing--intro .landing__main--intro {
  flex: 0 0 auto;
  flex-direction: column;
  align-items: center;
  padding: var(--space-8) var(--space-6) var(--space-16);
  gap: var(--space-16);
}

.intro-hero {
  text-align: center;
  max-width: 720px;
  position: relative;
}

.intro-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: var(--font-extrabold);
  letter-spacing: var(--tracking-tighter);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-5);
  background: linear-gradient(135deg, #09090B 0%, #27272A 50%, #3f3f46 100%);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  position: relative;
}

.intro-hero__title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: -8px;
  width: 80px;
  height: 4px;
  border-radius: var(--radius-full);
  background: var(--color-ai-gradient);
  transform: translateX(-50%);
  opacity: 0.85;
  box-shadow: var(--landing-glow);
}

.intro-hero__tagline {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-10);
  font-weight: var(--font-medium);
}

.intro-hero__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 32px;
  border-radius: var(--radius-full);
  font-weight: var(--font-semibold);
  font-size: var(--text-base);
  background: var(--color-text-primary);
  color: var(--color-text-inverse);
  text-decoration: none;
  box-shadow: var(--shadow-button), 0 0 0 1px rgba(217, 70, 239, 0.15);
  transition: transform var(--duration-fast) var(--ease-spring), box-shadow var(--duration-normal) ease, border-color var(--duration-fast) ease;
  position: relative;
  overflow: hidden;
}

.intro-hero__cta::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: var(--color-ai-gradient);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  -webkit-mask-composite: xor;
  opacity: 0;
  transition: opacity var(--duration-normal) ease;
}

.intro-hero__cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(9, 9, 11, 0.2), var(--landing-glow);
}

.intro-hero__cta:hover::before {
  opacity: 1;
}

.intro-features {
  width: 100%;
  max-width: 960px;
}

.intro-features__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 720px) {
  .intro-features__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.intro-feature {
  padding: var(--space-8);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.45);
  backdrop-filter: blur(var(--blur-lg));
  -webkit-backdrop-filter: blur(var(--blur-lg));
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: var(--shadow-sm), 0 0 0 1px rgba(9, 9, 11, 0.03), inset 0 1px 0 rgba(255, 255, 255, 0.8);
  transition: transform var(--duration-normal) var(--ease-spring), box-shadow var(--duration-normal) ease, border-color var(--duration-fast) ease;
  position: relative;
  overflow: hidden;
}

.intro-feature::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(217, 70, 239, 0.25) 0%, transparent 50%, rgba(56, 189, 248, 0.15) 100%);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  -webkit-mask-composite: xor;
  opacity: 0;
  transition: opacity var(--duration-normal) ease;
}

.intro-feature:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg), var(--landing-glow), inset 0 1px 0 rgba(255, 255, 255, 0.9);
  border-color: rgba(217, 70, 239, 0.15);
}

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

.intro-feature__icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #09090B 0%, #27272A 100%);
  color: var(--color-text-inverse);
  margin-bottom: var(--space-4);
  box-shadow: 0 4px 20px rgba(9, 9, 11, 0.25), 0 0 24px -4px rgba(217, 70, 239, 0.2);
  transition: box-shadow var(--duration-normal) ease, transform var(--duration-fast) var(--ease-spring);
}

.intro-feature:hover .intro-feature__icon {
  box-shadow: 0 8px 28px rgba(9, 9, 11, 0.3), var(--landing-glow);
  transform: scale(1.05);
}

.intro-feature__title {
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.intro-feature__text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

.intro-cta {
  text-align: center;
}

.intro-cta .btn {
  text-decoration: none;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-button), 0 0 0 1px rgba(217, 70, 239, 0.12);
}

.intro-cta .btn::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: var(--color-ai-gradient);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  -webkit-mask-composite: xor;
  opacity: 0;
  transition: opacity var(--duration-normal) ease;
}

.intro-cta .btn:hover {
  box-shadow: 0 8px 24px rgba(9, 9, 11, 0.2), var(--landing-glow);
}

.intro-cta .btn:hover::before {
  opacity: 1;
}

/* ----- Ortak bölüm başlığı (futuristic) ----- */
.intro-section {
  width: 100%;
  max-width: 960px;
}

.intro-section-heading {
  text-align: left;
  margin-bottom: var(--space-6);
  position: relative;
}

.intro-section-heading__title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2rem);
  font-weight: var(--font-extrabold);
  letter-spacing: var(--tracking-tighter);
  margin-bottom: var(--space-2);
  background: linear-gradient(135deg, #09090B 0%, #27272A 70%, #52525B 100%);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  position: relative;
  display: inline-block;
}

.intro-section-heading__title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 48px;
  height: 3px;
  border-radius: var(--radius-full);
  background: var(--color-ai-gradient);
  opacity: 0.9;
  box-shadow: 0 0 12px rgba(217, 70, 239, 0.4);
}

.intro-section-heading__subtitle {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  max-width: 520px;
}

@media (max-width: 720px) {
  .intro-section-heading {
    text-align: left;
  }
}

/* ----- Nasıl çalışır (Timeline konsepti) ----- */
.intro-how {
  width: 100%;
  max-width: 1040px;
}

.intro-how__timeline {
  position: relative;
}

/* Çizgi: mobilde dikey, masaüstünde yatay */
.intro-how__track {
  position: absolute;
  background: linear-gradient(180deg, rgba(217, 70, 239, 0.5) 0%, rgba(139, 92, 246, 0.4) 50%, rgba(56, 189, 248, 0.3) 100%);
  border-radius: var(--radius-full);
  box-shadow: 0 0 20px rgba(217, 70, 239, 0.3);
}

@media (max-width: 719px) {
  .intro-how__track {
    left: 23px;
    top: 24px;
    bottom: 24px;
    width: 3px;
  }
}

@media (min-width: 720px) {
  .intro-how__track {
    left: 10%;
    right: 10%;
    top: 28px;
    height: 3px;
  }
}

.intro-how__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

@media (min-width: 720px) {
  .intro-how__steps {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}

.intro-how__step {
  position: relative;
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-4) 0 var(--space-8);
}

@media (min-width: 720px) {
  .intro-how__step {
    flex: 1 1 0;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 0 var(--space-2);
    max-width: 220px;
  }
}

.intro-how__step-node {
  flex-shrink: 0;
}

.intro-how__step-badge {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, #09090B 0%, #27272A 100%);
  color: var(--color-text-inverse);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  box-shadow: 0 4px 20px rgba(9, 9, 11, 0.35), 0 0 0 3px rgba(255, 255, 255, 0.9), 0 0 24px -4px rgba(217, 70, 239, 0.4);
  transition: transform var(--duration-normal) var(--ease-spring), box-shadow var(--duration-normal) ease;
}

.intro-how__step:hover .intro-how__step-badge {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(9, 9, 11, 0.4), 0 0 0 3px rgba(255, 255, 255, 1), var(--landing-glow);
}

.intro-how__step-body {
  flex: 1;
  min-width: 0;
}

@media (min-width: 720px) {
  .intro-how__step-body {
    margin-top: var(--space-4);
  }
}

.intro-how__step-title {
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.intro-how__step-text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

/* ----- Örnek çıktı (mockup) ----- */
.intro-showcase {
  width: 100%;
  max-width: 1040px;
}

.intro-showcase__content {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--space-10);
  align-items: center;
}

@media (max-width: 860px) {
  .intro-showcase__content {
    grid-template-columns: 1fr;
  }
}

.intro-showcase__bullets {
  margin-top: var(--space-4);
  padding-left: var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

.intro-showcase__mockup {
  display: flex;
  justify-content: center;
}

.intro-showcase__mockup-window {
  position: relative;
  width: 100%;
  max-width: 420px;
  border-radius: var(--radius-2xl);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(var(--blur-lg));
  -webkit-backdrop-filter: blur(var(--blur-lg));
  border: 1px solid rgba(255, 255, 255, 0.8);
  box-shadow: var(--shadow-xl), 0 0 0 1px rgba(9, 9, 11, 0.04), var(--landing-glow);
  overflow: hidden;
  animation: mockupGlow 4s ease-in-out infinite;
}

@keyframes mockupGlow {
  0%, 100% { box-shadow: var(--shadow-xl), 0 0 0 1px rgba(9, 9, 11, 0.04), 0 0 40px -8px rgba(217, 70, 239, 0.2); }
  50% { box-shadow: var(--shadow-xl), 0 0 0 1px rgba(217, 70, 239, 0.1), 0 0 56px -8px rgba(217, 70, 239, 0.35); }
}

.intro-showcase__mockup-window::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(217, 70, 239, 0.4) 0%, transparent 50%, rgba(56, 189, 248, 0.3) 100%);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  -webkit-mask-composite: xor;
  pointer-events: none;
  opacity: 0.7;
}

.intro-showcase__mockup-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  background: linear-gradient(120deg, rgba(244, 244, 245, 0.98), rgba(228, 228, 231, 0.95));
}

.intro-showcase__dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.8);
  box-shadow: inset 0 1px 2px rgba(255,255,255,0.5);
}

.intro-showcase__mockup-body {
  padding: var(--space-5);
  background: radial-gradient(circle at top left, rgba(250, 250, 250, 0.95), #FFFFFF);
}

.intro-showcase__mockup-hero {
  margin-bottom: var(--space-5);
}

.intro-showcase__pill {
  width: 120px;
  height: 24px;
  border-radius: var(--radius-full);
  background: rgba(9, 9, 11, 0.06);
  margin-bottom: var(--space-3);
}

.intro-showcase__title-line {
  height: 14px;
  border-radius: var(--radius-full);
  background: rgba(9, 9, 11, 0.12);
  margin-bottom: 6px;
}

.intro-showcase__title-line--short {
  width: 60%;
}

.intro-showcase__cta-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.intro-showcase__cta-pill {
  width: 110px;
  height: 32px;
  border-radius: var(--radius-full);
  background: #09090B;
}

.intro-showcase__cta-ghost {
  width: 90px;
  height: 32px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(9, 9, 11, 0.16);
}

.intro-showcase__mockup-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
}

.intro-showcase__card {
  height: 80px;
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(244, 244, 245, 0.95));
  box-shadow: var(--shadow-sm), inset 0 1px 0 rgba(255,255,255,0.9);
  border: 1px solid rgba(9, 9, 11, 0.04);
}

/* ----- Kullanım senaryoları (Bento grid konsepti) ----- */
.intro-usecases {
  width: 100%;
  max-width: 960px;
}

.intro-usecases__bento {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: auto auto;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

@media (min-width: 560px) {
  .intro-usecases__bento {
    grid-template-columns: 1.5fr 1fr;
    grid-template-rows: 1fr 1fr;
    grid-template-areas:
      "landing landing admin"
      "mobile  course  course";
    gap: var(--space-4);
  }

  .intro-usecases__bento .intro-usecases__card--wide:first-child { grid-area: landing; }
  .intro-usecases__bento .intro-usecases__card:nth-child(2) { grid-area: admin; }
  .intro-usecases__bento .intro-usecases__card:nth-child(3) { grid-area: mobile; }
  .intro-usecases__bento .intro-usecases__card--tall:last-child { grid-area: course; }
}

.intro-usecases__card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-5) var(--space-5);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.45);
  backdrop-filter: blur(var(--blur-lg));
  -webkit-backdrop-filter: blur(var(--blur-lg));
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: var(--shadow-sm), inset 0 1px 0 rgba(255, 255, 255, 0.7);
  cursor: pointer;
  text-align: left;
  transition: all var(--duration-normal) var(--ease-spring);
  min-height: 120px;
}

.intro-usecases__card--wide {
  grid-column: 1 / -1;
}

.intro-usecases__card--tall {
  min-height: 140px;
}

@media (min-width: 560px) {
  .intro-usecases__card--tall {
    min-height: 100%;
  }
}

.intro-usecases__card:hover {
  background: rgba(255, 255, 255, 0.7);
  border-color: rgba(217, 70, 239, 0.25);
  transform: translateY(-2px) scale(1.02);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(217, 70, 239, 0.15), 0 0 32px -8px rgba(217, 70, 239, 0.2);
}

.intro-usecases__card.is-active {
  background: linear-gradient(160deg, rgba(9, 9, 11, 0.95) 0%, rgba(39, 39, 42, 0.98) 100%);
  border-color: rgba(217, 70, 239, 0.4);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(217, 70, 239, 0.3), 0 0 40px -8px rgba(217, 70, 239, 0.35);
}

.intro-usecases__card.is-active .intro-usecases__card-icon {
  color: rgba(217, 70, 239, 0.95);
}

.intro-usecases__card.is-active .intro-usecases__card-label {
  color: #fff;
}

.intro-usecases__card-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: rgba(9, 9, 11, 0.06);
  color: var(--color-text-primary);
  transition: color var(--duration-fast) ease;
}

.intro-usecases__card-label {
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  transition: color var(--duration-fast) ease;
}

.intro-usecases__output {
  border-radius: var(--radius-xl);
  background: linear-gradient(145deg, rgba(9, 9, 11, 0.92) 0%, rgba(24, 24, 27, 0.95) 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06), 0 0 0 1px rgba(217, 70, 239, 0.12);
  padding: var(--space-4) var(--space-5);
}

.intro-usecases__output-label {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(217, 70, 239, 0.9);
  margin-bottom: var(--space-2);
}

.intro-usecases__prompt {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.85);
  line-height: var(--leading-relaxed);
  margin: 0;
}

/* ----- Sosyal kanıt ----- */
.intro-social {
  width: 100%;
  max-width: 1040px;
}

.intro-social__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-6);
  align-items: flex-start;
}

@media (max-width: 960px) {
  .intro-social__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .intro-social__grid {
    grid-template-columns: 1fr;
  }
}

.intro-social__stat {
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(var(--blur-lg));
  -webkit-backdrop-filter: blur(var(--blur-lg));
  border: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow: var(--shadow-md), 0 0 0 1px rgba(9, 9, 11, 0.03), inset 0 1px 0 rgba(255, 255, 255, 0.7);
  transition: transform var(--duration-normal) var(--ease-spring), box-shadow var(--duration-normal) ease;
}

.intro-social__stat:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), var(--landing-glow);
}

.intro-social__stat-number {
  font-size: var(--text-3xl);
  font-weight: var(--font-extrabold);
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-1);
  background: var(--color-ai-gradient);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 12px rgba(217, 70, 239, 0.25));
}

.intro-social__stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.intro-social__quotes {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.intro-social__quote {
  margin: 0;
  padding: var(--space-5) var(--space-6);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(var(--blur-lg));
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: var(--shadow-sm), 0 0 0 1px rgba(9, 9, 11, 0.03), inset 0 1px 0 rgba(255, 255, 255, 0.6);
  transition: transform var(--duration-fast) ease, box-shadow var(--duration-normal) ease, border-color var(--duration-fast) ease;
}

.intro-social__quote:hover {
  border-color: rgba(217, 70, 239, 0.15);
  box-shadow: var(--shadow-md), 0 0 28px -8px rgba(217, 70, 239, 0.15);
}

.intro-social__quote blockquote {
  margin: 0 0 var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  line-height: var(--leading-relaxed);
}

.intro-social__quote figcaption {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ----- SSS (FAQ) ----- */
.intro-faq {
  width: 100%;
  max-width: 960px;
}

.intro-faq__items {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.intro-faq__item {
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(var(--blur-md));
  border: 1px solid rgba(255, 255, 255, 0.5);
  padding: var(--space-4) var(--space-5);
  box-shadow: var(--shadow-sm), 0 0 0 1px rgba(9, 9, 11, 0.03);
  transition: border-color var(--duration-fast) ease, box-shadow var(--duration-normal) ease;
  border-left: 3px solid transparent;
}

.intro-faq__item[open] {
  border-left-color: rgba(217, 70, 239, 0.6);
  border-color: rgba(217, 70, 239, 0.2);
  box-shadow: var(--shadow-md), 0 0 0 1px rgba(217, 70, 239, 0.08), 0 0 24px -8px rgba(217, 70, 239, 0.12);
}

.intro-faq__item[open] .intro-faq__question {
  color: var(--color-text-primary);
}

.intro-faq__question {
  list-style: none;
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  cursor: pointer;
  padding-left: 0;
  transition: color var(--duration-fast) ease;
}

.intro-faq__question::-webkit-details-marker {
  display: none;
}

.intro-faq__answer {
  margin-top: var(--space-3);
  padding-top: var(--space-2);
  border-top: 1px solid rgba(9, 9, 11, 0.06);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

/* ----- Footer (futuristic) ----- */
.landing-footer {
  padding: var(--space-8) var(--space-6) var(--space-10);
  position: relative;
}

.landing-footer__inner {
  max-width: 1040px;
  margin: 0 auto;
  padding: var(--space-8) var(--space-8);
  border-radius: var(--radius-2xl);
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(var(--blur-xl));
  -webkit-backdrop-filter: blur(var(--blur-xl));
  border: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(9, 9, 11, 0.03), inset 0 1px 0 rgba(255, 255, 255, 0.8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  position: relative;
  overflow: hidden;
}

.landing-footer__inner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-ai-gradient);
  opacity: 0.6;
  box-shadow: 0 0 20px rgba(217, 70, 239, 0.3);
}

@media (min-width: 720px) {
  .landing-footer__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
  }
}

.landing-footer__brand {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.landing-footer__logo {
  font-family: var(--font-display);
  font-weight: var(--font-extrabold);
  font-size: var(--text-lg);
  letter-spacing: var(--tracking-tighter);
  background: linear-gradient(135deg, #09090B 0%, #52525B 100%);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

.landing-footer__tagline {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.landing-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.landing-footer__link {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  text-decoration: none;
}

.landing-footer__link:hover {
  color: var(--color-text-primary);
  text-decoration: underline;
}

.landing-footer__meta {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  max-width: 360px;
}