/* ===== Fonts ===== */
@font-face {
  font-family: 'Nunito';
  src: url('../fonts/Nunito/Nunito-VariableFont_wght.ttf') format('truetype');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Nunito';
  src: url('../fonts/Nunito/Nunito-Italic-VariableFont_wght.ttf') format('truetype');
  font-weight: 100 900;
  font-style: italic;
  font-display: swap;
}

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

:root {
  --primary: #E8457C;
  --primary-dark: #C73468;
  --secondary: #FF6B9D;
  --accent: #FF8FB1;
  --gradient: linear-gradient(135deg, #E8457C, #FF6B9D, #FFA0C4);
  --gradient-text: linear-gradient(135deg, #E8457C, #FF6B9D);
  --text: #1a1a2e;
  --text-secondary: #555570;
  --text-light: #8888a0;
  --bg: #ffffff;
  --bg-soft: #FFF5F8;
  --bg-card: #ffffff;
  --border: #f0e0e8;
  --shadow: 0 4px 24px rgba(232, 69, 124, 0.08);
  --shadow-lg: 0 12px 48px rgba(232, 69, 124, 0.12);
  --radius: 16px;
  --radius-sm: 10px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

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

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

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

/* ===== Navigation ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 10px 0;
}

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

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text);
}

.nav-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
}

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

.nav-cta {
  background: var(--gradient);
  color: #fff !important;
  padding: 8px 20px;
  border-radius: 100px;
  font-weight: 600 !important;
  transition: var(--transition);
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(232, 69, 124, 0.3);
}

/* ===== Hero ===== */
.hero {
  padding: 140px 0 80px;
  background: var(--bg-soft);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(232, 69, 124, 0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  background: rgba(232, 69, 124, 0.1);
  color: var(--primary);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 480px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  margin-bottom: 40px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 28px;
  border-radius: 14px;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--text);
  color: #fff;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.btn-primary div {
  text-align: left;
}

.btn-primary small {
  display: block;
  font-size: 0.7rem;
  font-weight: 400;
  opacity: 0.8;
  line-height: 1;
}

.btn-primary strong {
  font-size: 1.05rem;
  line-height: 1.2;
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 2px solid rgba(0, 0, 0, 0.15);
  gap: 8px;
}

.btn-secondary:hover {
  background: rgba(0, 0, 0, 0.05);
  transform: translateY(-2px);
  border-color: rgba(0, 0, 0, 0.25);
}

.btn-lg {
  padding: 18px 36px;
}

.btn-lg svg {
  width: 28px;
  height: 28px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
}

.stat {
  text-align: center;
}

.stat strong {
  display: block;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text);
}

.stat span {
  font-size: 0.8rem;
  color: var(--text-light);
  font-weight: 500;
}

.stat-divider {
  width: 1px;
  height: 32px;
  background: var(--border);
}

.hero-image {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-glow {
  position: absolute;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(232, 69, 124, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 0;
}

.phone-mockup {
  position: relative;
  z-index: 1;
  width: 280px;
  border-radius: 36px;
  background: #1a1a2e;
  padding: 12px;
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255,255,255,0.1) inset;
}

.phone-screen {
  border-radius: 26px;
  overflow: hidden;
  background: #f0f0f0;
  aspect-ratio: 9/19.5;
}

.phone-screen img,
.phone-screen video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ===== Sections Common ===== */
.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 60px;
}

.section-header h2 {
  font-size: 2.4rem;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--text-secondary);
}

/* ===== Features ===== */
.features {
  padding: 100px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(232, 69, 124, 0.2);
}

.feature-icon {
  width: 56px;
  height: 56px;
  background: var(--bg-soft);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== Screenshots ===== */
.screenshots {
  padding: 100px 0;
  background: var(--bg-soft);
}

.screenshots-carousel {
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
}

.screenshot-item {
  width: 220px;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  background: #f0f0f0;
}

.screenshot-item:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-lg);
}

.screenshot-item img {
  width: 100%;
  aspect-ratio: 9/19.5;
  object-fit: cover;
}

/* ===== Widget Section ===== */
.widget-section {
  padding: 100px 0;
}

.widget-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.widget-content h2 {
  font-size: 2.4rem;
  font-weight: 800;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.widget-content p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 28px;
}

.widget-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.widget-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text);
}

.widget-features svg {
  color: var(--primary);
  flex-shrink: 0;
}

.widget-mockup {
  background: var(--bg-soft);
  border-radius: 24px;
  padding: 40px;
  display: flex;
  justify-content: center;
}

.widget-mockup img {
  max-width: 280px;
  border-radius: 20px;
  box-shadow: var(--shadow);
}

/* ===== CTA Section ===== */
.cta-section {
  padding: 100px 0;
  background: var(--bg-soft);
}

.cta-container {
  text-align: center;
  position: relative;
}

.cta-glow {
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(232, 69, 124, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.cta-section h2 {
  font-size: 2.8rem;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.cta-section p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
}

.cta-section .btn {
  margin: 0 auto;
}

/* ===== Footer ===== */
.footer {
  padding: 40px 0;
  border-top: 1px solid var(--border);
}

.footer-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 1.1rem;
}

.footer-icon {
  width: 28px;
  height: 28px;
  border-radius: 6px;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: var(--transition);
}

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

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

/* ===== Responsive ===== */
@media (max-width: 968px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .hero-subtitle {
    margin: 0 auto 32px;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-stats {
    justify-content: center;
  }

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

  .widget-container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .widget-features {
    align-items: center;
  }

  .cta-section h2 {
    font-size: 2.2rem;
  }
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
  }

  .hero {
    padding: 120px 0 60px;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .section-header h2,
  .widget-content h2 {
    font-size: 1.8rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .screenshots-carousel {
    flex-wrap: nowrap;
    overflow-x: auto;
    justify-content: flex-start;
    padding: 0 24px 16px;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
  }

  .screenshot-item {
    flex-shrink: 0;
    width: 180px;
    scroll-snap-align: center;
  }

  .phone-mockup {
    width: 240px;
  }

  .cta-section h2 {
    font-size: 1.8rem;
  }

  .hero-stats {
    gap: 16px;
  }

  .stat strong {
    font-size: 1.2rem;
  }
}

/* ===== Animations ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}