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

:root {
  --bg: #0b1224;
  --card: #0f172a;
  --card-alt: #111b31;
  --text: #e5ecf5;
  --muted: #9fb0c8;
  --accent: #7cf0d4;
  --accent-2: #82a0ff;
  --border: #1f2a44;
  --shadow: 0 20px 60px rgba(5, 10, 30, 0.35);
}

@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700&display=swap');

body {
  margin: 0;
  font-family: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text);
  background: radial-gradient(120% 140% at 15% 20%, rgba(124, 240, 212, 0.12), transparent),
              radial-gradient(100% 100% at 80% 0%, rgba(130, 160, 255, 0.14), transparent),
              var(--bg);
  line-height: 1.7;
}

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

a:hover {
  color: #a6fff0;
  text-decoration: underline;
}

.muted {
  color: var(--muted);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(124, 240, 212, 0.12);
  color: var(--accent);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.2px;
}

nav {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(12px);
  background: rgba(11, 18, 36, 0.72);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0.2px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 12px rgba(124, 240, 212, 0.5);
}

.links {
  display: flex;
  align-items: center;
  gap: 16px;
  font-weight: 600;
}

header {
  padding: 48px 20px 24px;
}

.hero {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 24px;
  align-items: center;
}

.hero h1 {
  margin: 0 0 12px;
  font-size: 36px;
  letter-spacing: -0.02em;
}

.hero p {
  margin: 0 0 16px;
  font-size: 16px;
  color: var(--muted);
}

.callout {
  background: linear-gradient(135deg, rgba(124, 240, 212, 0.12), rgba(130, 160, 255, 0.12));
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px 18px;
  color: var(--text);
  box-shadow: var(--shadow);
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 20px 60px;
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 22px;
}

.toc {
  position: sticky;
  top: 84px;
  align-self: start;
}

.toc .surface {
  padding: 16px;
}

.surface {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.doc {
  padding: 22px 24px;
}

/* FAQ-specific layout tweaks */
.faq-page main {
  display: block;
  max-width: 1040px;
  margin: 0 auto;
  padding: 24px 20px 60px;
}

.faq-page .doc {
  width: 100%;
  padding: 24px 28px;
}

/* Gallery layout */
.gallery-page main {
  display: block;
  max-width: 1280px;
  margin: 0 auto;
  padding: 24px 20px 60px;
}

.video-card {
  background: var(--card);
  border: 1px solid rgba(124, 240, 212, 0.3);
  border-radius: 16px;
  box-shadow: var(--shadow);
  overflow: hidden;
  margin: 0 auto 18px;
  width: 390px; /* iPhone 12 width */
  max-width: 90vw;
}

.video-card video {
  width: 100%;
  height: auto;
  display: block;
  border-bottom: 1px solid rgba(124, 240, 212, 0.18);
}

/* Landing page additions */
.landing-hero {
  padding: 64px 20px 32px;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 26px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.landing-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 20px 80px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 14px;
  border: 1px solid transparent;
  color: var(--text);
  text-decoration: none;
}
.btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #0b1224;
  box-shadow: 0 12px 30px rgba(124, 240, 212, 0.25);
}
.btn.ghost {
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.04);
}
.btn.link {
  background: transparent;
  color: var(--accent);
  padding-left: 0;
  padding-right: 0;
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 16px 0;
}

.hero-card {
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px;
  box-shadow: var(--shadow);
}

.checklist {
  list-style: none;
  padding: 0;
  margin: 0 0 14px;
}
.checklist li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 14px;
}
.checklist li::before {
  content: '✔';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 800;
}

.badge-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tiny {
  font-size: 12px;
}

.grid-3,
.grid-2 {
  display: grid;
  gap: 14px;
}
.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.grid-4 {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.feature {
  padding: 18px;
}
.feature .icon {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(124, 240, 212, 0.12);
  margin-bottom: 10px;
  font-size: 18px;
}

.wide {
  width: 100%;
  padding: 18px 20px;
}

.resource-card {
  display: block;
  padding: 20px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  text-decoration: none;
  color: var(--text);
  box-shadow: var(--shadow);
  transition: transform 0.15s ease, border-color 0.15s ease,
    box-shadow 0.15s ease;
}
.resource-card:hover {
  transform: translateY(-2px);
  border-color: rgba(124, 240, 212, 0.4);
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.25);
}
.resource-card h4 {
  margin: 8px 0 6px;
}
.resource-card p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

.surface.wide .grid-4,
.surface.wide .grid-3,
.surface.wide .grid-2 {
  padding: 8px 6px 4px;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.link-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 16px;
}
.video-card {
  background: var(--card);
  border: 1px solid rgba(124, 240, 212, 0.3);
  border-radius: 16px;
  box-shadow: var(--shadow);
  overflow: hidden;
  max-width: 480px;
}
.video-card video {
  width: 100%;
  display: block;
  border-bottom: 1px solid rgba(124, 240, 212, 0.18);
}
.video-meta {
  padding: 12px 14px 14px;
}

/* Hero video */
.video-hero {
  width: 100%;
  padding: 0 0 12px;
}
.video-hero-inner {
  width: 100%;
}
.video-hero video {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  display: block;
  border-radius: 0;
  border-bottom: 1px solid rgba(124, 240, 212, 0.18);
}

/* License page */
.license-hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.license-grid {
  display: grid;
  grid-template-columns: minmax(340px, 2fr) minmax(260px, 1fr);
  gap: 22px;
  align-items: start;
}
.license-card {
  height: 100%;
}
.notice {
  background: linear-gradient(135deg, rgba(130, 160, 255, 0.12), rgba(124, 240, 212, 0.12));
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 14px;
  color: var(--text);
}

.license-page main {
  display: block;
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 20px 80px;
  width: 100%;
}
.license-page .doc {
  width: 100%;
}

@media (max-width: 960px) {
  .landing-hero {
    grid-template-columns: 1fr;
  }
  .license-grid {
    grid-template-columns: 1fr;
  }
}

.video-card .body {
  padding: 12px 14px 16px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}

.gallery-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.gallery-card img {
  width: 100%;
  height: auto;
  display: block;
  max-width: 320px; /* approximate iPhone 8 width */
  margin: 0 auto;
}

.gallery-card .body {
  padding: 12px 14px 16px;
}

.gallery-card h3 {
  margin: 0 0 6px;
  color: var(--accent);
  font-size: 15px;
}

.gallery-card p {
  margin: 0;
  color: var(--text);
  font-size: 13px;
  line-height: 1.5;
}

.footer {
  width: 100%;
  padding: 12px 20px 24px;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: flex-end;
}

.doc h2 {
  margin-top: 20px;
  margin-bottom: 8px;
  color: var(--accent);
  font-size: 20px;
}

.doc h3 {
  margin-top: 14px;
  margin-bottom: 6px;
  color: #d8e2ff;
  font-size: 16px;
}

.doc p {
  margin: 10px 0;
}

ul {
  padding-left: 20px;
  margin: 8px 0;
  color: var(--text);
}

li {
  margin: 6px 0;
}

.muted-small {
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 960px) {
  .hero {
    grid-template-columns: 1fr;
  }
  main {
    grid-template-columns: 1fr;
  }
  .toc {
    position: static;
  }
}

@media (max-width: 600px) {
  .nav-inner {
    flex-direction: column;
    gap: 8px;
  }
  .hero h1 {
    font-size: 28px;
  }
  .doc {
    padding: 18px 16px;
  }
}