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

:root {
  --primary: #E5668C;
  --primary-hover: #CC4C72;
  --primary-light: rgba(229, 102, 140, 0.08);
  --primary-glow: rgba(229, 102, 140, 0.15);
  --warm-peach: #F2A0B5;
  --warm-apricot: #F5C6A0;
  --warm-blush: #FCEEF2;
  --warm-cream: #FFF8F5;
  --bg-base: #F2F2F2;
  --bg-surface: #FFFFFF;
  --bg-elevated: #FFFFFF;
  --text-primary: #191919;
  --text-secondary: #727272;
  --text-muted: #999999;
  --success: #33B272;
  --border: #E0E0E0;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.04);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.1), 0 4px 8px rgba(0,0,0,0.04);
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text-primary);
  background: var(--bg-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Navigation ===== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary), var(--warm-apricot));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
  letter-spacing: -0.02em;
}

.nav-logo {
  height: 2rem;
  width: auto;
}

.lang-dropdown {
  position: relative;
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-surface);
  color: var(--text-primary);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.lang-toggle:hover {
  border-color: var(--primary);
}

.lang-chevron {
  color: var(--text-muted);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.lang-dropdown.open .lang-chevron {
  transform: rotate(180deg);
}

.lang-menu {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 160px;
  max-height: 320px;
  overflow-y: auto;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--shadow-md);
  list-style: none;
  padding: 4px;
  z-index: 200;
}

.lang-dropdown.open .lang-menu {
  display: block;
}

.lang-option {
  padding: 10px 14px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.lang-option:hover {
  background: var(--bg-base);
  color: var(--text-primary);
}

.lang-option.active {
  color: var(--primary);
  font-weight: 600;
  background: linear-gradient(135deg, rgba(229, 102, 140, 0.08), rgba(245, 198, 160, 0.1));
}

/* ===== Hero ===== */
.hero {
  background: var(--bg-base);
  padding: 100px 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(229, 102, 140, 0.04) 0%, transparent 60%);
  border-radius: 50%;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -15%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(229, 102, 140, 0.03) 0%, transparent 60%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-content {
  max-width: 720px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.badge {
  display: inline-block;
  padding: 8px 20px;
  background: linear-gradient(135deg, rgba(229, 102, 140, 0.25), rgba(245, 198, 160, 0.3));
  color: var(--primary-hover);
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  margin-bottom: 24px;
  border: 1px solid rgba(229, 102, 140, 0.2);
}

.hero h1 {
  font-size: 3.2rem;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 40px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.store-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.store-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  background: linear-gradient(135deg, #2a1a22, var(--text-primary));
  color: #fff;
  border-radius: 10px;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: all 0.2s ease;
}

.store-btn div {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.store-btn small {
  font-size: 0.65rem;
  font-weight: 400;
  opacity: 0.8;
}

.store-btn.disabled {
  opacity: 0.4;
  pointer-events: none;
  cursor: default;
}

/* ===== Value Props ===== */
.value-props {
  padding: 80px 0;
  background: var(--bg-surface);
}

.value-props h2 {
  text-align: center;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 48px;
}

.props-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.prop-card {
  background: var(--bg-surface);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border-top: 3px solid transparent;
  background-image: linear-gradient(var(--bg-surface), var(--bg-surface)), linear-gradient(135deg, var(--primary), var(--warm-apricot));
  background-origin: border-box;
  background-clip: padding-box, border-box;
}

.prop-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(229, 102, 140, 0.15), 0 2px 4px rgba(0,0,0,0.04);
}

.prop-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(229, 102, 140, 0.2), rgba(245, 198, 160, 0.25));
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.prop-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.prop-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== Feature Sections ===== */
.feature {
  padding: 80px 0;
  position: relative;
}

.feature:nth-child(odd) {
  background: var(--bg-base);
}

.feature:nth-child(even) {
  background: var(--bg-surface);
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.feature-left .feature-grid {
  direction: ltr;
}

.feature-right .feature-grid .feature-text {
  order: 1;
}

.feature-right .feature-grid .feature-visual {
  order: 2;
}

.feature-left .feature-grid .feature-visual {
  order: 1;
}

.feature-left .feature-grid .feature-text {
  order: 2;
}

.feature-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  background: linear-gradient(135deg, var(--primary), var(--warm-apricot));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}

.feature-text h2 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  line-height: 1.2;
}

.feature-text p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.feature-list li {
  position: relative;
  padding-left: 28px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.feature-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--warm-peach));
  border: none;
  box-shadow: 0 2px 6px rgba(229, 102, 140, 0.3);
}

/* ===== Phone Mockup ===== */
.phone-mockup {
  width: 280px;
  margin: 0 auto;
  background: linear-gradient(160deg, #2a2a2a, var(--text-primary));
  border-radius: 28px;
  padding: 6px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15), 0 4px 12px rgba(0, 0, 0, 0.1);
}

.phone-screenshot {
  width: 100%;
  display: block;
  border-radius: 24px;
}


/* ===== Vision ===== */
.vision {
  padding: 100px 0;
  background: linear-gradient(170deg, #2d1525 0%, #351a28 25%, #2a1520 50%, #1e1218 75%, #191919 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.vision::before {
  content: '';
  position: absolute;
  top: -20%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(229, 102, 140, 0.12) 0%, transparent 60%);
  border-radius: 50%;
  pointer-events: none;
}

.vision::after {
  content: '';
  position: absolute;
  bottom: -20%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(245, 198, 160, 0.08) 0%, transparent 60%);
  border-radius: 50%;
  pointer-events: none;
}

.vision-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.vision h2 {
  font-size: 2.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.vision-subtitle {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.7;
  margin-bottom: 56px;
}

.vision-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-bottom: 48px;
}

.vision-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.vision-number {
  font-size: 2.8rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary), var(--warm-peach), var(--warm-apricot));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.vision-label {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
}

.vision-note {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.5);
  font-style: italic;
}

/* ===== CTA ===== */
.cta {
  padding: 80px 0;
  text-align: center;
  background: var(--bg-surface);
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: 10%;
  right: -5%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(229, 102, 140, 0.03) 0%, transparent 60%);
  border-radius: 50%;
  pointer-events: none;
}

.cta-content {
  max-width: 560px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.cta h2 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.cta p {
  color: var(--text-secondary);
  margin-bottom: 32px;
  font-size: 1.05rem;
}

.cta-stores {
  display: flex;
  gap: 16px;
  justify-content: center;
}

.cta-stores .store-btn {
  font-size: 0.85rem;
  padding: 10px 20px;
}

/* ===== Footer ===== */
.footer {
  padding: 24px 0;
  border-top: 1px solid var(--border);
}

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

.footer-brand {
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary), var(--warm-apricot));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 1.1rem;
}

.footer-copy {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ===== Dark Mode ===== */
[data-theme="dark"] {
  --primary: #F28DA6;
  --primary-hover: #D97388;
  --primary-light: rgba(242, 141, 166, 0.15);
  --primary-glow: rgba(242, 141, 166, 0.25);
  --warm-peach: #D9899E;
  --warm-apricot: #C9A07A;
  --warm-blush: #1F1520;
  --warm-cream: #1A1517;
  --bg-base: #141414;
  --bg-surface: #1F1F1F;
  --bg-elevated: #2D2D2D;
  --text-primary: #F2F2F2;
  --text-secondary: #A6A6A6;
  --text-muted: #737373;
  --success: #4DC68C;
  --border: #404040;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.2), 0 1px 2px rgba(0,0,0,0.15);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.25), 0 2px 4px rgba(0,0,0,0.15);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.35), 0 4px 8px rgba(0,0,0,0.2);
}

[data-theme="dark"] .navbar {
  background: rgba(20, 20, 20, 0.92);
}

[data-theme="dark"] .hero {
  background: var(--bg-base);
}

[data-theme="dark"] .hero::before {
  background: radial-gradient(circle, rgba(242, 141, 166, 0.03) 0%, transparent 60%);
}

[data-theme="dark"] .hero::after {
  background: radial-gradient(circle, rgba(242, 141, 166, 0.02) 0%, transparent 60%);
}

[data-theme="dark"] .badge {
  background: linear-gradient(135deg, rgba(242, 141, 166, 0.2), rgba(201, 160, 122, 0.2));
  border-color: rgba(242, 141, 166, 0.15);
}

[data-theme="dark"] .store-btn {
  background: linear-gradient(135deg, #3a2a32, #2D2D2D);
}

[data-theme="dark"] .value-props {
  background: var(--bg-surface);
}

[data-theme="dark"] .prop-card {
  background-image: linear-gradient(var(--bg-surface), var(--bg-surface)), linear-gradient(135deg, var(--primary), var(--warm-apricot));
}

[data-theme="dark"] .prop-card:hover {
  box-shadow: 0 8px 24px rgba(242, 141, 166, 0.1), 0 2px 4px rgba(0,0,0,0.2);
}

[data-theme="dark"] .prop-icon {
  background: linear-gradient(135deg, rgba(242, 141, 166, 0.15), rgba(201, 160, 122, 0.15));
}

[data-theme="dark"] .feature:nth-child(odd) {
  background: var(--bg-base);
}

[data-theme="dark"] .feature:nth-child(even) {
  background: var(--bg-surface);
}

[data-theme="dark"] .phone-mockup {
  background: linear-gradient(160deg, #3a3a3a, #1a1a1a);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3), 0 4px 12px rgba(0, 0, 0, 0.2);
}


[data-theme="dark"] .lang-option.active {
  background: linear-gradient(135deg, rgba(242, 141, 166, 0.12), rgba(201, 160, 122, 0.1));
}

[data-theme="dark"] .feature-list li::before {
  box-shadow: 0 2px 6px rgba(242, 141, 166, 0.2);
}

[data-theme="dark"] .cta {
  background: var(--bg-surface);
}

[data-theme="dark"] .cta::before {
  background: radial-gradient(circle, rgba(242, 141, 166, 0.02) 0%, transparent 60%);
}

/* ===== Theme Toggle ===== */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-surface);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
  padding: 0;
}

.theme-toggle:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.theme-toggle svg {
  width: 18px;
  height: 18px;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .props-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .vision-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
}

@media (max-width: 768px) {
  .hero {
    padding: 60px 0 48px;
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .hero-subtitle {
    font-size: 1.05rem;
  }

  .props-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .feature {
    padding: 48px 0;
  }

  .feature-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .feature-right .feature-grid .feature-text,
  .feature-left .feature-grid .feature-text {
    order: 1;
  }

  .feature-right .feature-grid .feature-visual,
  .feature-left .feature-grid .feature-visual {
    order: 2;
  }

  .feature-text h2 {
    font-size: 1.6rem;
  }

  .vision h2 {
    font-size: 1.8rem;
  }

  .vision-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .vision-number {
    font-size: 2.2rem;
  }

  .cta h2 {
    font-size: 1.6rem;
  }

  .footer-content {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .store-buttons {
    flex-direction: column;
    align-items: center;
  }
}