/* =============================================
   Fiyat Takip — Landing Page
   Premium dark-mode design
   ============================================= */

/* --- CSS Custom Properties --- */
:root {
  --color-bg: #09090b;
  --color-bg-elevated: #111113;
  --color-bg-card: #18181b;
  --color-bg-card-hover: #1f1f23;
  --color-border: #27272a;
  --color-border-subtle: #1e1e21;
  --color-text-primary: #fafafa;
  --color-text-secondary: #a1a1aa;
  --color-text-muted: #71717a;
  --color-green-500: #22c55e;
  --color-green-600: #16a34a;
  --color-green-400: #4ade80;
  --color-green-900: #14532d;
  --color-green-950: #052e16;
  --color-red-500: #ef4444;
  --color-purple-500: #7c3aed;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);

  --shadow-glow: 0 0 60px -12px rgba(34, 197, 94, 0.25);
  --shadow-glow-lg: 0 0 80px -8px rgba(34, 197, 94, 0.35);
  --shadow-card: 0 1px 3px rgba(0,0,0,0.3), 0 1px 2px rgba(0,0,0,0.2);
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* --- Dot Pattern Background --- */
.dot-pattern {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: radial-gradient(circle, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 24px 24px;
}

/* Radial fade on dot pattern */
.dot-pattern::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 0%, transparent 30%, var(--color-bg) 70%);
}

/* --- Layout Containers --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.section {
  position: relative;
  z-index: 1;
  padding: var(--space-20) 0;
}

/* --- Typography --- */
.heading-xl {
  font-size: clamp(2.25rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.04em;
  color: var(--color-text-primary);
}

.heading-lg {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.heading-md {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.heading-sm {
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.01em;
}

.text-body {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.text-sm {
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--color-text-muted);
}

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

/* --- Section Header (shared) --- */
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-16);
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  border: 1px solid rgba(34, 197, 94, 0.2);
  background: rgba(34, 197, 94, 0.06);
  color: var(--color-green-400);
  font-size: 0.8125rem;
  font-weight: 500;
  margin-bottom: var(--space-6);
  letter-spacing: 0.01em;
}

.section-badge__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-green-500);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.section-header .heading-lg {
  margin-bottom: var(--space-4);
}

.section-header .text-body {
  max-width: 520px;
  margin: 0 auto;
}


/* =============================================
   NAVIGATION
   ============================================= */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-4) 0;
  transition: background var(--transition-base), border-color var(--transition-base), backdrop-filter var(--transition-base);
  border-bottom: 1px solid transparent;
}

.nav--scrolled {
  background: rgba(9, 9, 11, 0.8);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom-color: var(--color-border-subtle);
}

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

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
}

.nav__logo-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--color-green-500), var(--color-green-600));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  list-style: none;
}

.nav__link {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
  font-weight: 450;
}

.nav__link:hover {
  color: var(--color-text-primary);
}

.nav__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  background: var(--color-green-500);
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 600;
  transition: background var(--transition-fast), box-shadow var(--transition-fast);
}

.nav__cta:hover {
  background: var(--color-green-600);
  box-shadow: 0 0 24px -4px rgba(34, 197, 94, 0.4);
}

/* Mobile nav */
.nav__mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
}

.nav__mobile-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-text-secondary);
  border-radius: 1px;
  transition: var(--transition-fast);
}

@media (max-width: 768px) {
  .nav__links {
    display: none;
  }
  .nav__mobile-toggle {
    display: flex;
  }
  .nav__links--open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(9, 9, 11, 0.95);
    backdrop-filter: blur(16px);
    padding: var(--space-6);
    border-bottom: 1px solid var(--color-border-subtle);
    gap: var(--space-5);
  }
}


/* =============================================
   HERO SECTION
   ============================================= */
.hero {
  position: relative;
  padding: 160px 0 var(--space-20);
  overflow: hidden;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

/* Animated grid background */
.hero__grid-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.hero__grid-bg::before {
  content: '';
  position: absolute;
  inset: -50%;
  background-image:
    linear-gradient(rgba(34, 197, 94, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 197, 94, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  animation: grid-drift 20s linear infinite;
}

@keyframes grid-drift {
  0% { transform: translate(0, 0); }
  100% { transform: translate(64px, 64px); }
}

/* Top green glow */
.hero__glow {
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(34, 197, 94, 0.08) 0%, transparent 70%);
  z-index: 0;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 820px;
  margin: 0 auto;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3) var(--space-1) var(--space-1);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: rgba(24, 24, 27, 0.6);
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
  backdrop-filter: blur(8px);
}

.hero__badge-tag {
  padding: 2px 10px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-green-500), var(--color-green-600));
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
}

.hero__title {
  margin-bottom: var(--space-6);
}

/* Shiny text effect */
.shiny-text {
  background: linear-gradient(
    120deg,
    var(--color-text-primary) 0%,
    var(--color-text-primary) 40%,
    var(--color-green-400) 50%,
    var(--color-text-primary) 60%,
    var(--color-text-primary) 100%
  );
  background-size: 200% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shiny-slide 6s ease-in-out infinite;
}

@keyframes shiny-slide {
  0%, 100% { background-position: 200% center; }
  50% { background-position: 0% center; }
}

.hero__subtitle {
  max-width: 560px;
  margin: 0 auto var(--space-10);
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.hero__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-16);
}

/* Glow Button */
.btn-glow {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: 14px 32px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-green-500), var(--color-green-600));
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  transition: transform var(--transition-fast), box-shadow var(--transition-base);
  z-index: 1;
}

.btn-glow::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: linear-gradient(135deg, var(--color-green-400), var(--color-green-600));
  z-index: -1;
  opacity: 0;
  filter: blur(12px);
  transition: opacity var(--transition-base);
}

.btn-glow:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow-lg);
}

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

.btn-glow:active {
  transform: translateY(0);
}

.btn-glow svg {
  width: 20px;
  height: 20px;
}

/* Secondary button */
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 14px 28px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  font-weight: 500;
  transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);
}

.btn-secondary:hover {
  border-color: var(--color-text-muted);
  color: var(--color-text-primary);
  background: rgba(255,255,255,0.03);
}

/* Hero trust bar */
.hero__trust {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  flex-wrap: wrap;
  color: var(--color-text-muted);
  font-size: 0.8125rem;
}

.hero__trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.hero__trust-item svg {
  width: 16px;
  height: 16px;
  color: var(--color-green-500);
}

/* Hero preview mockup */
.hero__preview {
  position: relative;
  margin-top: var(--space-16);
  display: flex;
  justify-content: center;
}

.hero__mockup {
  position: relative;
  width: 380px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-bg-card);
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.03),
    0 20px 60px -12px rgba(0,0,0,0.5),
    var(--shadow-glow);
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.hero__mockup-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border-subtle);
  background: rgba(255,255,255,0.02);
}

.hero__mockup-dots {
  display: flex;
  gap: 6px;
}

.hero__mockup-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.hero__mockup-dots span:nth-child(1) { background: #ef4444; }
.hero__mockup-dots span:nth-child(2) { background: #eab308; }
.hero__mockup-dots span:nth-child(3) { background: #22c55e; }

.hero__mockup-title {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.hero__mockup-body {
  padding: var(--space-5);
}

/* Mock product cards */
.mock-product {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-subtle);
  background: rgba(255,255,255,0.015);
  margin-bottom: var(--space-3);
  transition: border-color var(--transition-fast);
}

.mock-product:last-child {
  margin-bottom: 0;
}

.mock-product__image {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--color-bg-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.mock-product__info {
  flex: 1;
  min-width: 0;
}

.mock-product__name {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 2px;
}

.mock-product__store {
  font-size: 0.6875rem;
  color: var(--color-text-muted);
}

.mock-product__price {
  text-align: right;
  flex-shrink: 0;
}

.mock-product__current {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.mock-product__change {
  font-size: 0.6875rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 2px;
  justify-content: flex-end;
}

.mock-product__change--down {
  color: var(--color-green-500);
}

.mock-product__change--up {
  color: var(--color-red-500);
}

/* Mock chart area */
.mock-chart {
  margin-top: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-subtle);
  background: rgba(255,255,255,0.015);
  height: 120px;
  position: relative;
  overflow: hidden;
}

.mock-chart__line {
  position: absolute;
  bottom: 20px;
  left: 16px;
  right: 16px;
  height: 60px;
}

.mock-chart__line svg {
  width: 100%;
  height: 100%;
}


/* =============================================
   FEATURES BENTO GRID
   ============================================= */
.features {
  padding: var(--space-24) 0;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: auto auto;
  gap: var(--space-5);
}

/* Card spans */
.bento-card:nth-child(1) { grid-column: span 2; }
.bento-card:nth-child(2) { grid-column: span 2; }
.bento-card:nth-child(3) { grid-column: span 1; }
.bento-card:nth-child(4) { grid-column: span 3; }

.bento-card {
  position: relative;
  padding: var(--space-8);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-bg-card);
  overflow: hidden;
  transition: border-color var(--transition-base), background var(--transition-base);
}

.bento-card:hover {
  border-color: rgba(34, 197, 94, 0.2);
  background: var(--color-bg-card-hover);
}

/* Spotlight hover effect */
.bento-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  transition: opacity var(--transition-slow);
  background: radial-gradient(
    600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(34, 197, 94, 0.06),
    transparent 40%
  );
  pointer-events: none;
  z-index: 0;
}

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

.bento-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(34, 197, 94, 0.08);
  border: 1px solid rgba(34, 197, 94, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-bottom: var(--space-6);
  position: relative;
  z-index: 1;
}

.bento-card__title {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-3);
  color: var(--color-text-primary);
  position: relative;
  z-index: 1;
}

.bento-card__desc {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  position: relative;
  z-index: 1;
}

/* Decorative elements in feature cards */
.bento-card__visual {
  position: relative;
  z-index: 1;
  margin-top: var(--space-6);
}

/* Alert bell animation in first card */
.bento-visual__alerts {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.alert-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  background: rgba(34, 197, 94, 0.05);
  border: 1px solid rgba(34, 197, 94, 0.1);
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}

.alert-item__icon {
  color: var(--color-green-500);
  font-size: 1rem;
  flex-shrink: 0;
}

.alert-item__price {
  margin-left: auto;
  color: var(--color-green-400);
  font-weight: 600;
  font-size: 0.8125rem;
}

/* Store logos in multi-store card */
.bento-visual__stores {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.store-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--color-border);
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.store-chip__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-green-500);
}

/* Chart visual in graph card */
.bento-visual__chart {
  height: 100px;
  position: relative;
  margin-top: var(--space-4);
}

.bento-visual__chart svg {
  width: 100%;
  height: 100%;
}


@media (max-width: 1024px) {
  .bento-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .bento-card:nth-child(3) { grid-column: span 1; }
  .bento-card:nth-child(4) { grid-column: span 1; }
}

@media (max-width: 640px) {
  .bento-grid {
    grid-template-columns: 1fr;
  }
  .bento-card:nth-child(1),
  .bento-card:nth-child(2),
  .bento-card:nth-child(3),
  .bento-card:nth-child(4) {
    grid-column: span 1;
  }
}


/* =============================================
   EXTENSION PREVIEW
   ============================================= */
.preview {
  padding: var(--space-24) 0;
}

.preview__container {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Magic Card glow */
.preview__card {
  position: relative;
  border-radius: var(--radius-xl);
  padding: 3px;
  background: linear-gradient(
    135deg,
    rgba(34, 197, 94, 0.15),
    transparent 30%,
    transparent 70%,
    rgba(34, 197, 94, 0.1)
  );
}

.preview__card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: conic-gradient(
    from var(--border-angle, 0deg),
    transparent 60%,
    var(--color-green-500) 80%,
    transparent 100%
  );
  z-index: -1;
  animation: border-rotate 4s linear infinite;
  opacity: 0.4;
}

@keyframes border-rotate {
  to { --border-angle: 360deg; }
}

@property --border-angle {
  syntax: '<angle>';
  initial-value: 0deg;
  inherits: false;
}

.preview__inner {
  border-radius: calc(var(--radius-xl) - 2px);
  background: var(--color-bg-card);
  overflow: hidden;
  max-width: 440px;
  box-shadow: 0 40px 100px -20px rgba(0,0,0,0.5), var(--shadow-glow);
}

/* Extension header mock */
.preview__ext-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border-subtle);
}

.preview__ext-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.preview__ext-logo-icon {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: linear-gradient(135deg, var(--color-green-500), var(--color-green-600));
  display: flex;
  align-items: center;
  justify-content: center;
}

.preview__ext-logo-icon svg {
  width: 16px;
  height: 16px;
  color: #fff;
}

.preview__ext-name {
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.preview__ext-nav {
  display: flex;
  gap: var(--space-2);
}

.preview__ext-nav-dot {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.04);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

/* Extension body mock */
.preview__ext-body {
  padding: var(--space-5) var(--space-6);
}

/* Tabs */
.preview__ext-tabs {
  display: flex;
  gap: var(--space-1);
  margin-bottom: var(--space-5);
  padding: var(--space-1);
  background: rgba(255,255,255,0.03);
  border-radius: var(--radius-sm);
}

.preview__ext-tab {
  flex: 1;
  padding: var(--space-2);
  text-align: center;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: 6px;
  color: var(--color-text-muted);
  transition: var(--transition-fast);
}

.preview__ext-tab--active {
  background: rgba(34, 197, 94, 0.1);
  color: var(--color-green-400);
}

/* Stats row */
.preview__ext-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.preview__ext-stat {
  text-align: center;
  padding: var(--space-3);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--color-border-subtle);
}

.preview__ext-stat-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.preview__ext-stat-label {
  font-size: 0.6875rem;
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* Product list in preview */
.preview__ext-products {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}


/* =============================================
   HOW IT WORKS
   ============================================= */
.how-it-works {
  padding: var(--space-24) 0;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  position: relative;
}

/* Connector line */
.steps::before {
  content: '';
  position: absolute;
  top: 52px;
  left: calc(16.666% + 24px);
  right: calc(16.666% + 24px);
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--color-green-500) 20%,
    var(--color-green-500) 80%,
    transparent
  );
  opacity: 0.3;
}

.step {
  text-align: center;
  position: relative;
}

.step__number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(34, 197, 94, 0.08);
  border: 1px solid rgba(34, 197, 94, 0.2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-green-400);
  margin-bottom: var(--space-6);
  position: relative;
  z-index: 2;
}

.step__icon {
  font-size: 2rem;
  margin-bottom: var(--space-4);
}

.step__title {
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-3);
  color: var(--color-text-primary);
}

.step__desc {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  max-width: 280px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .steps {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }
  .steps::before {
    display: none;
  }
}


/* =============================================
   FINAL CTA
   ============================================= */
.cta-section {
  padding: var(--space-24) 0;
  position: relative;
}

.cta__inner {
  text-align: center;
  position: relative;
  padding: var(--space-16) var(--space-8);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  background: var(--color-bg-card);
  overflow: hidden;
}

/* CTA background glow */
.cta__inner::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(34, 197, 94, 0.08), transparent 70%);
  pointer-events: none;
}

.cta__title {
  margin-bottom: var(--space-4);
  position: relative;
}

.cta__desc {
  max-width: 480px;
  margin: 0 auto var(--space-8);
  color: var(--color-text-secondary);
  font-size: 1.0625rem;
  line-height: 1.7;
  position: relative;
}

/* Border beam button */
.btn-border-beam {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: 16px 40px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-green-500), var(--color-green-600));
  color: #fff;
  font-size: 1.0625rem;
  font-weight: 600;
  overflow: hidden;
  transition: transform var(--transition-fast), box-shadow var(--transition-base);
  z-index: 1;
}

.btn-border-beam:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-lg);
}

.btn-border-beam::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 20px;
  height: 200%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255,255,255,0.3),
    transparent
  );
  animation: beam-sweep 3s linear infinite;
}

@keyframes beam-sweep {
  0% { transform: translateX(-100%) rotate(25deg); }
  100% { transform: translateX(600%) rotate(25deg); }
}

.cta__trust {
  margin-top: var(--space-6);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  position: relative;
}

.cta__trust span {
  margin: 0 var(--space-2);
  opacity: 0.3;
}


/* =============================================
   FOOTER
   ============================================= */
.footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--color-border-subtle);
  padding: var(--space-10) 0;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.footer__logo-icon {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: linear-gradient(135deg, var(--color-green-500), var(--color-green-600));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
}

.footer__copy {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.footer__links {
  display: flex;
  gap: var(--space-6);
  list-style: none;
}

.footer__link {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--color-text-secondary);
}


/* =============================================
   SCROLL ANIMATIONS
   ============================================= */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered children */
.animate-on-scroll.stagger > *:nth-child(1) { transition-delay: 0ms; }
.animate-on-scroll.stagger > *:nth-child(2) { transition-delay: 80ms; }
.animate-on-scroll.stagger > *:nth-child(3) { transition-delay: 160ms; }
.animate-on-scroll.stagger > *:nth-child(4) { transition-delay: 240ms; }
.animate-on-scroll.stagger > * {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}
.animate-on-scroll.stagger.is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* Delay utilities */
.delay-1 { transition-delay: 100ms !important; }
.delay-2 { transition-delay: 200ms !important; }
.delay-3 { transition-delay: 300ms !important; }
.delay-4 { transition-delay: 400ms !important; }


/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1280px) {
  .container {
    max-width: 1040px;
  }
}

@media (max-width: 1024px) {
  .hero {
    padding: 140px 0 var(--space-16);
    min-height: auto;
  }

  .hero__mockup {
    width: 340px;
  }

  .section {
    padding: var(--space-16) 0;
  }
}

@media (max-width: 768px) {
  .hero {
    padding: 120px 0 var(--space-12);
  }

  .hero__mockup {
    width: 320px;
  }

  .hero__trust {
    gap: var(--space-4);
  }

  .container {
    padding: 0 var(--space-5);
  }

  .bento-card {
    padding: var(--space-6);
  }

  .cta__inner {
    padding: var(--space-12) var(--space-6);
  }

  .footer__inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero__actions {
    flex-direction: column;
    width: 100%;
  }

  .btn-glow,
  .btn-secondary {
    width: 100%;
    justify-content: center;
  }

  .hero__trust {
    flex-direction: column;
    gap: var(--space-3);
  }

  .preview__inner {
    max-width: 100%;
  }
}


/* =============================================
   ACCESSIBILITY
   ============================================= */
:focus-visible {
  outline: 2px solid #3b82f6;
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .animate-on-scroll {
    opacity: 1;
    transform: none;
  }

  .animate-on-scroll.stagger > * {
    opacity: 1;
    transform: none;
  }
}

/* SR only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}


/* =============================================
   ENHANCED INTERACTIONS (main.js features)
   ============================================= */

/* --- Active Nav Link --- */
.nav__link--active {
  color: var(--color-green-400);
}

/* --- Hamburger → X Animation --- */
.nav__mobile-toggle span {
  transition: transform var(--transition-fast), opacity var(--transition-fast);
  transform-origin: center;
}

.nav__mobile-toggle.is-active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__mobile-toggle.is-active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav__mobile-toggle.is-active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* --- Preview Card Tilt --- */
.preview__card {
  transform-style: preserve-3d;
  will-change: transform;
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

/* --- SVG Chart Line Draw --- */
.chart-draw-path {
  will-change: stroke-dashoffset;
}

/* --- Reduced motion: disable new effects --- */
@media (prefers-reduced-motion: reduce) {
  .preview__card {
    transition: none;
    transform: none !important;
  }

  .chart-draw-path {
    stroke-dasharray: none !important;
    stroke-dashoffset: 0 !important;
    transition: none !important;
  }

  .hero__glow {
    transform: translateX(-50%) !important;
  }
}