:root {
  --primary: #0B3D91;
  --primary-dark: #082A66;
  --primary-light: #EBF3FF;
  --accent: #FFC21A;
  --accent-hover: #E5AC0E;
  --text-main: #101828;
  --text-muted: #475467;
  --bg-page: #F8FAFC;
  --bg-surface: #FFFFFF;
  --border: #E2E8F0;
  --border-light: #F1F5F9;
  --success: #1FA84F;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(11,61,145,0.08);
  --shadow-lg: 0 12px 28px rgba(11,61,145,0.12);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --container-max: 1140px;
}

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

html {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text-main);
  background-color: var(--bg-page);
  line-height: 1.6;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--primary-dark);
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

/* Header & Nav */
.site-header {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

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

.brand-link {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-main);
  font-weight: 700;
  font-size: 1.125rem;
}

.brand-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
}

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

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

.btn-header-cta {
  background: var(--primary);
  color: #fff !important;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background 0.2s ease, transform 0.15s ease;
}

.btn-header-cta:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, #082A66 0%, #0B3D91 60%, #1552B5 100%);
  color: #FFFFFF;
  padding: 64px 0 72px;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 24px;
  background: var(--bg-page);
  border-radius: 24px 24px 0 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 194, 26, 0.2);
  border: 1px solid var(--accent);
  color: var(--accent);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.hero-title {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.18;
  margin-bottom: 16px;
}

.hero-subtitle {
  font-size: 1.15rem;
  line-height: 1.6;
  color: #D1E0FA;
  margin-bottom: 32px;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

.btn-playstore {
  display: inline-flex;
  align-items: center;
  background: #000000;
  color: #FFFFFF;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.25);
  font-weight: 600;
  gap: 12px;
  box-shadow: 0 4px 14px rgba(0,0,0,0.3);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-playstore:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.4);
  color: #FFFFFF;
}

.btn-playstore svg {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.btn-playstore .btn-text-small {
  font-size: 0.72rem;
  text-transform: uppercase;
  color: #CBD5E1;
  display: block;
  line-height: 1.1;
}

.btn-playstore .btn-text-large {
  font-size: 1.1rem;
  font-weight: 700;
  display: block;
}

.btn-secondary {
  background: rgba(255,255,255,0.15);
  color: #FFFFFF;
  padding: 14px 24px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.3);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: background 0.2s ease;
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.25);
  color: #FFFFFF;
}

.hero-disclaimer-note {
  margin-top: 24px;
  font-size: 0.82rem;
  color: #BACEEA;
  display: flex;
  align-items: center;
  gap: 6px;
}

.hero-preview {
  position: relative;
  text-align: center;
}

.hero-preview img {
  width: 100%;
  max-width: 480px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 4px solid rgba(255,255,255,0.15);
}

/* Highlights Bar */
.highlights-bar {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 24px 0;
  margin-bottom: 60px;
}

.highlights-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}

.highlight-item h3 {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 4px;
}

.highlight-item p {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Section Common */
.section {
  padding: 40px 0 70px;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 48px;
}

.section-badge {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  padding: 5px 14px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}

.section-title {
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.25;
  margin-bottom: 14px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.6;
}

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

.feature-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: #CBD5E1;
}

.feature-icon-wrapper {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
}

.feature-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-main);
}

.feature-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* App Showcase Section */
.showcase-wrapper {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.showcase-content h3 {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--text-main);
}

.showcase-content p {
  color: var(--text-muted);
  margin-bottom: 20px;
  line-height: 1.6;
}

.checklist {
  list-style: none;
  margin-bottom: 28px;
}

.checklist li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--text-main);
  margin-bottom: 12px;
  font-weight: 500;
}

.check-icon {
  color: var(--success);
  font-weight: 800;
  font-size: 1.1rem;
  line-height: 1.2;
}

.showcase-image-wrap img {
  width: 100%;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
}

/* Privacy & Transparency Section */
.privacy-box {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

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

.privacy-card {
  background: var(--bg-page);
  padding: 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
}

.privacy-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--primary);
}

.privacy-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Disclaimer Notice Card */
.disclaimer-card {
  background: #FFFBEB;
  border: 1px solid #FDE68A;
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  gap: 18px;
  align-items: flex-start;
  margin: 30px 0;
}

.disclaimer-icon {
  font-size: 1.6rem;
  color: #B45309;
  flex-shrink: 0;
}

.disclaimer-body h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #92400E;
  margin-bottom: 6px;
}

.disclaimer-body p {
  font-size: 0.9rem;
  color: #78350F;
  line-height: 1.55;
}

/* FAQ Accordion / Grid */
.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.faq-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.faq-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-main);
}

.faq-card p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* Call to Action Banner */
.cta-banner {
  background: linear-gradient(135deg, #0B3D91 0%, #082A66 100%);
  color: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: 54px 40px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  margin: 40px 0 70px;
}

.cta-banner h2 {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 14px;
}

.cta-banner p {
  font-size: 1.1rem;
  color: #D1E0FA;
  max-width: 600px;
  margin: 0 auto 30px;
}

/* Policy Content Pages */
.policy-page {
  padding: 50px 0 80px;
}

.policy-header {
  margin-bottom: 40px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 24px;
}

.policy-header h1 {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 8px;
}

.policy-meta {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.policy-content {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-sm);
}

.policy-content section {
  margin-bottom: 36px;
}

.policy-content h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 14px;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--primary-light);
}

.policy-content h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  margin: 16px 0 8px;
}

.policy-content p {
  font-size: 0.98rem;
  color: #334155;
  margin-bottom: 14px;
  line-height: 1.65;
}

.policy-content ul, .policy-content ol {
  margin-left: 24px;
  margin-bottom: 16px;
  color: #334155;
}

.policy-content li {
  margin-bottom: 8px;
  line-height: 1.6;
}

.deletion-highlight-box {
  background: #EFF6FF;
  border-left: 4px solid var(--primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 24px;
  margin: 20px 0;
}

.deletion-highlight-box h3 {
  color: var(--primary);
  margin-top: 0;
  margin-bottom: 10px;
}

/* Footer */
.site-footer {
  background: #061838;
  color: #94A3B8;
  padding: 50px 0 30px;
  margin-top: auto;
  border-top: 1px solid #1E293B;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand {
  max-width: 380px;
}

.footer-brand h4 {
  color: #FFFFFF;
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.55;
  margin-bottom: 16px;
}

.footer-col h5 {
  color: #FFFFFF;
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #94A3B8;
  font-size: 0.9rem;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: #FFFFFF;
}

.footer-bottom {
  border-top: 1px solid #1E293B;
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

.footer-bottom a {
  color: #94A3B8;
}

.footer-bottom a:hover {
  color: #FFFFFF;
}

/* Responsive */
/* Steps & How It Works Grid */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.step-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.step-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--primary);
  color: #FFFFFF;
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 16px;
}

.step-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 8px;
}

.step-desc {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* GEO Summary Executive Card */
.geo-summary-box {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 40px;
}

.geo-summary-box h2 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 12px;
}

.geo-summary-box p {
  font-size: 1.02rem;
  color: var(--text-main);
  line-height: 1.65;
  margin-bottom: 20px;
}

.facts-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.fact-chip {
  background: var(--primary-light);
  color: var(--primary);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* Developer About Card */
.about-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow-sm);
}

.about-card h2 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 12px;
}

.about-card p {
  font-size: 0.98rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 14px;
}

@media (max-width: 900px) {
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-actions {
    justify-content: center;
  }
  .hero-disclaimer-note {
    justify-content: center;
  }
  .highlights-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .showcase-wrapper {
    grid-template-columns: 1fr;
    padding: 24px;
  }
  .privacy-grid {
    grid-template-columns: 1fr;
  }
  .faq-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

@media (max-width: 600px) {
  .steps-grid {
    grid-template-columns: 1fr;
  }
  .hero-title {
    font-size: 2.1rem;
  }
  .nav-links {
    display: none;
  }
  .policy-content {
    padding: 24px 18px;
  }
}