/* Material Design 3 - GLYON Landing Page */
:root {
  /* Primary */
  --md-primary: #6750a4;
  --md-on-primary: #ffffff;
  --md-primary-container: #eaddff;
  --md-on-primary-container: #21005d;

  /* Secondary */
  --md-secondary: #625b71;
  --md-on-secondary: #ffffff;
  --md-secondary-container: #e8def8;

  /* Tertiary */
  --md-tertiary: #7d5260;
  --md-tertiary-container: #ffd8e4;

  /* Surface */
  --md-surface: #fef7ff;
  --md-surface-dim: #ded8e1;
  --md-surface-container: #f3edf7;
  --md-surface-container-low: #f7f2fa;
  --md-surface-container-high: #ece6f0;

  /* Text */
  --md-on-surface: #1d1b20;
  --md-on-surface-variant: #49454f;
  --md-outline: #79747e;
  --md-outline-variant: #cac4d0;

  /* Spacing */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 32px;
  --space-xl: 48px;
  --space-2xl: 64px;

  /* Border radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 28px;
  --radius-full: 100px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    sans-serif;
  background: var(--md-surface);
  color: var(--md-on-surface);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(254, 247, 255, 0.85);
  backdrop-filter: blur(20px);
  z-index: 1000;
  border-bottom: 1px solid var(--md-outline-variant);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  text-decoration: none;
  color: var(--md-primary);
}

.logo-icon {
  font-size: 32px;
  color: var(--md-primary);
}

.logo-text {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.nav-links a {
  color: var(--md-on-surface-variant);
  text-decoration: none;
  font-weight: 500;
  font-size: 14px;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-full);
  transition: all 0.2s ease;
}

.nav-links a:hover {
  background: var(--md-surface-container-high);
  color: var(--md-on-surface);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-weight: 500;
  font-size: 14px;
  padding: 10px 24px;
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
  border: none;
}

.btn-filled {
  background: var(--md-primary);
  color: var(--md-on-primary);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
}

.btn-filled:hover {
  background: #7965af;
  box-shadow: 0 4px 8px rgba(103, 80, 164, 0.25);
}

.btn-outlined {
  background: transparent;
  color: var(--md-primary);
  border: 1px solid var(--md-outline);
}

.btn-outlined:hover {
  background: var(--md-primary-container);
  border-color: var(--md-primary);
}

.btn-text {
  background: transparent;
  color: var(--md-primary);
}

.btn-text:hover {
  background: var(--md-primary-container);
}

.btn-large {
  padding: 16px 32px;
  font-size: 16px;
}

.btn-block {
  width: 100%;
  justify-content: center;
}

/* Hero */
.hero {
  padding: 160px 0 var(--space-2xl);
  text-align: center;
  background: linear-gradient(
    180deg,
    var(--md-surface) 0%,
    var(--md-surface-container-low) 100%
  );
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: var(--space-lg);
}

.hero-badge .material-symbols-rounded {
  font-size: 18px;
}

.hero-title {
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: var(--space-md);
  color: var(--md-on-surface);
}

.gradient-text {
  background: linear-gradient(
    135deg,
    var(--md-primary) 0%,
    var(--md-tertiary) 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--md-on-surface-variant);
  max-width: 600px;
  margin: 0 auto var(--space-lg);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--md-outline-variant);
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-number {
  font-size: 32px;
  font-weight: 700;
  color: var(--md-primary);
}

.stat-label {
  font-size: 14px;
  color: var(--md-on-surface-variant);
}

/* Features */
.features {
  padding: var(--space-2xl) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.section-header h2 {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--md-on-surface);
}

.section-header p {
  font-size: 18px;
  color: var(--md-on-surface-variant);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-md);
}

.feature-card {
  background: var(--md-surface-container-low);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all 0.3s ease;
  border: 1px solid transparent;
}

.feature-card:hover {
  background: var(--md-surface);
  border-color: var(--md-outline-variant);
  box-shadow: 0 8px 32px rgba(103, 80, 164, 0.08);
  transform: translateY(-4px);
}

.feature-icon {
  width: 56px;
  height: 56px;
  background: var(--md-primary-container);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-sm);
}

.feature-icon .material-symbols-rounded {
  font-size: 28px;
  color: var(--md-primary);
}

.feature-card h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: var(--space-xs);
  color: var(--md-on-surface);
}

.feature-card p {
  font-size: 15px;
  color: var(--md-on-surface-variant);
  line-height: 1.6;
}

/* Pricing */
.pricing {
  padding: var(--space-2xl) 0;
  background: var(--md-surface-container-low);
}

.pricing-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-md);
  max-width: 1000px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--md-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  border: 1px solid var(--md-outline-variant);
  position: relative;
  display: flex;
  flex-direction: column;
}

.pricing-card.featured {
  border-color: var(--md-primary);
  box-shadow: 0 8px 32px rgba(103, 80, 164, 0.15);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--md-primary);
  color: var(--md-on-primary);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
}

.pricing-header {
  text-align: center;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--md-outline-variant);
}

.pricing-header h3 {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.price {
  font-size: 48px;
  font-weight: 700;
  color: var(--md-on-surface);
}

.price .currency {
  font-size: 24px;
  vertical-align: super;
}

.price .period {
  font-size: 16px;
  font-weight: 400;
  color: var(--md-on-surface-variant);
}

.pricing-features {
  list-style: none;
  flex-grow: 1;
  margin-bottom: var(--space-md);
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) 0;
  font-size: 15px;
  color: var(--md-on-surface-variant);
}

.pricing-features .material-symbols-rounded {
  color: var(--md-primary);
  font-size: 20px;
}

/* CTA */
.cta {
  padding: var(--space-2xl) 0;
  background: linear-gradient(
    135deg,
    var(--md-primary) 0%,
    var(--md-tertiary) 100%
  );
}

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

.cta h2 {
  font-size: 36px;
  font-weight: 700;
  color: white;
  margin-bottom: var(--space-sm);
}

.cta p {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--space-lg);
}

.cta .btn-filled {
  background: white;
  color: var(--md-primary);
}

.cta .btn-filled:hover {
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

/* Footer */
.footer {
  background: var(--md-on-surface);
  color: rgba(255, 255, 255, 0.8);
  padding: var(--space-xl) 0 var(--space-md);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-lg);
}

.footer-brand .logo {
  margin-bottom: var(--space-sm);
  display: inline-flex;
}

.footer-brand .logo-icon,
.footer-brand .logo-text {
  color: white;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.6;
  max-width: 280px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.footer-column h4 {
  color: white;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.footer-column a {
  display: block;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: 14px;
  padding: 4px 0;
  transition: color 0.2s;
}

.footer-column a:hover {
  color: white;
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hero-stats {
    flex-direction: column;
    gap: var(--space-md);
  }

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

  .pricing-cards {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-brand p {
    max-width: 100%;
  }

  .footer-links {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .footer-brand .logo {
    justify-content: center;
  }
}