/* Streamly Marketing Website — Shared Styles
   Cinematic Dark theme. Mirrors AppBackground.swift dark palette
   (#0A0612 base + red/purple/blue radial washes). */

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

:root {
  --bg-base: #0A0612;
  --bg-deep: #03040E;
  --surface: #180A28;
  --surface-elevated: #231435;
  --accent: #DC2626;
  --accent-deep: #991B1B;
  --accent-light: #F87171;
  --text: #ffffff;
  --text-2: rgba(255,255,255,0.70);
  --text-3: rgba(255,255,255,0.45);
  --border: rgba(255,255,255,0.08);
  --border-strong: rgba(255,255,255,0.14);
}

html { scroll-behavior: smooth; }
html, body {
  background: var(--bg-base);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Inter", system-ui, sans-serif;
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body {
  background:
    radial-gradient(circle at 50% 18%, #1A0A38 0%, transparent 50%),
    radial-gradient(ellipse at 15% 55%, rgba(90,20,16,0.5) 0%, transparent 60%),
    radial-gradient(circle at 55% 52%, rgba(74,14,46,0.55) 0%, transparent 40%),
    radial-gradient(ellipse at 85% 40%, rgba(14,24,56,0.4) 0%, transparent 65%),
    var(--bg-base);
  background-attachment: fixed;
}

a { color: var(--accent-light); text-decoration: none; transition: color 0.15s; }
a:hover { color: var(--accent); }
::selection { background: var(--accent); color: white; }

/* Navigation */
nav.site-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 16px 40px;
  display: flex; justify-content: space-between; align-items: center;
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  background: rgba(10,6,18,0.65);
  border-bottom: 1px solid var(--border);
}
nav.site-nav .logo {
  font-weight: 800; font-size: 22px; letter-spacing: -0.02em;
  color: var(--text); text-decoration: none;
}
nav.site-nav .logo span { color: var(--accent); }
nav.site-nav .nav-links { display: flex; gap: 28px; align-items: center; }
nav.site-nav .nav-links a {
  color: var(--text-2); font-size: 14px; font-weight: 500;
  text-decoration: none;
}
nav.site-nav .nav-links a:hover { color: var(--text); }
nav.site-nav .cta {
  background: var(--accent); color: white;
  padding: 10px 18px; border-radius: 100px;
  font-size: 14px; font-weight: 600;
  text-decoration: none;
  transition: transform 0.2s, background 0.2s;
}
nav.site-nav .cta:hover { transform: translateY(-1px); background: var(--accent-deep); color: white; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 28px;
  border-radius: 12px;
  font-weight: 600; font-size: 16px;
  text-decoration: none;
  transition: transform 0.2s, background 0.2s;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn.primary { background: white; color: black; }
.btn.primary:hover { transform: translateY(-2px); color: black; }
.btn.secondary {
  background: rgba(255,255,255,0.08);
  color: white;
  border-color: var(--border-strong);
}
.btn.secondary:hover { background: rgba(255,255,255,0.14); color: white; }
.btn.accent { background: var(--accent); color: white; }
.btn.accent:hover { background: var(--accent-deep); color: white; }
.btn.large { padding: 16px 32px; font-size: 17px; }

/* Footer */
footer.site-footer {
  border-top: 1px solid var(--border);
  padding: 48px 40px;
  color: var(--text-3); font-size: 13px;
  margin-top: 80px;
}
footer.site-footer .inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 2fr; gap: 40px;
  align-items: start;
}
footer.site-footer .brand .logo {
  font-weight: 800; font-size: 20px; letter-spacing: -0.02em;
  color: var(--text); display: block; margin-bottom: 8px;
}
footer.site-footer .brand .logo span { color: var(--accent); }
footer.site-footer .brand p { color: var(--text-3); font-size: 12px; }
footer.site-footer .links {
  display: flex; gap: 24px; justify-content: flex-end; flex-wrap: wrap;
}
footer.site-footer .links a { color: var(--text-3); text-decoration: none; font-size: 13px; }
footer.site-footer .links a:hover { color: var(--text); }

/* Feature sections */
section.feature-section { padding: 100px 40px; }
section.feature-section .inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px;
  align-items: center;
}
section.feature-section.reverse .inner > .copy { order: 2; }
section.feature-section .copy .eyebrow {
  color: var(--accent); font-size: 13px; font-weight: 700;
  letter-spacing: 0.2em; text-transform: uppercase;
  margin-bottom: 20px;
}
section.feature-section .copy h2 {
  font-size: clamp(36px, 4vw, 52px);
  font-weight: 800; letter-spacing: -0.03em;
  line-height: 1.1; margin-bottom: 20px;
}
section.feature-section .copy p {
  font-size: 17px; color: var(--text-2);
  line-height: 1.6;
  margin-bottom: 14px;
}
section.feature-section .copy ul {
  list-style: none; padding-left: 0; margin-top: 16px;
}
section.feature-section .copy ul li {
  font-size: 15px; color: var(--text-2);
  padding-left: 24px; position: relative;
  margin-bottom: 8px; line-height: 1.5;
}
section.feature-section .copy ul li::before {
  content: '→'; color: var(--accent);
  position: absolute; left: 0; top: 0;
}

/* Mock UI containers (deprecated — kept for prototypes folder) */
.mock {
  background: linear-gradient(145deg, rgba(24,10,40,0.7), rgba(10,6,18,0.7));
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 24px;
  backdrop-filter: blur(20px);
  box-shadow: 0 30px 80px rgba(0,0,0,0.5), 0 0 40px rgba(220,38,38,0.1);
}

/* Phone frame — wraps an iPhone screenshot so it looks like a real device */
.phone-frame {
  display: inline-block;
  padding: 9px;
  background: linear-gradient(145deg, #2a2a2a, #050505);
  border-radius: 44px;
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,0.10),
    inset 0 0 0 2px rgba(0,0,0,0.4),
    0 40px 80px rgba(0,0,0,0.65),
    0 0 100px rgba(220,38,38,0.10);
  max-width: 300px;
  width: 100%;
  position: relative;
}
.phone-frame img {
  display: block;
  width: 100%;
  border-radius: 36px;
  background: #000;
}
.phone-frame.hero-phone {
  max-width: 340px;
  transform: rotate(-2deg);
  transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.phone-frame.hero-phone:hover { transform: rotate(0deg) scale(1.02); }

/* Apple TV frame — wraps a 1920×1080 tvOS screenshot so it looks like an Apple TV screen.
   Slim black bezel + subtle red glow, evokes a TV set without overdoing chrome. */
.tv-frame {
  display: inline-block;
  padding: 6px;
  background: linear-gradient(145deg, #1a1a1a, #050505);
  border-radius: 14px;
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,0.10),
    inset 0 0 0 2px rgba(0,0,0,0.5),
    0 40px 80px rgba(0,0,0,0.7),
    0 0 100px rgba(220,38,38,0.10);
  width: 100%;
  max-width: 520px;
  position: relative;
}
.tv-frame img,
.tv-frame .carousel-track {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 10px;
  background: #000;
}
.tv-frame.large { max-width: 680px; }

/* ─── Carousel ─────────────────────────────────────────────────────────
   Crossfade between full-bleed slides. Auto-rotates every N ms
   (data-autoplay), pauses on hover/focus, respects prefers-reduced-motion.
   Markup pattern:
     <div class="carousel-wrapper">
       <div class="phone-frame">        // or .tv-frame
         <div class="carousel-track" data-carousel data-autoplay="4500">
           <img class="carousel-slide active" src=...>
           <img class="carousel-slide" src=...>
         </div>
       </div>
       <div class="carousel-dots" data-carousel-dots></div>  // dots injected by JS
     </div>
*/
.carousel-wrapper {
  display: flex; flex-direction: column; align-items: center;
  gap: 18px;
  position: relative;
}
.carousel-track {
  position: relative;
  overflow: hidden;
}
.carousel-slide {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.5s ease-in-out;
  pointer-events: none;
}
.carousel-slide.active { opacity: 1; }

/* First slide stays in flow to give the track its size before JS hydrates */
.phone-frame .carousel-track .carousel-slide:first-child,
.tv-frame .carousel-track .carousel-slide:first-child {
  position: relative;
}
.phone-frame .carousel-track .carousel-slide:not(:first-child),
.tv-frame .carousel-track .carousel-slide:not(:first-child) {
  position: absolute;
}

.carousel-dots {
  display: flex;
  gap: 8px;
  justify-content: center;
  align-items: center;
}
.carousel-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.22);
  border: 0;
  padding: 0;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.carousel-dot:hover { background: rgba(255,255,255,0.40); }
.carousel-dot.active {
  background: var(--accent);
  width: 26px;
  border-radius: 4px;
}
.carousel-caption {
  font-size: 13px;
  color: var(--text-3);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  min-height: 18px;
  transition: opacity 0.3s;
}

@media (prefers-reduced-motion: reduce) {
  .carousel-slide { transition: none; }
}

/* Phone duo — two phones overlapping for richer mocks */
.phone-duo {
  position: relative;
  display: flex; justify-content: center; align-items: center;
  min-height: 600px;
}
.phone-duo .phone-frame {
  position: absolute;
  max-width: 240px;
}
.phone-duo .phone-frame.back {
  transform: translate(-80px, -30px) rotate(-6deg);
  opacity: 0.75;
  z-index: 1;
}
.phone-duo .phone-frame.front {
  transform: translate(80px, 30px) rotate(4deg);
  z-index: 2;
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,0.10),
    inset 0 0 0 2px rgba(0,0,0,0.4),
    0 50px 100px rgba(0,0,0,0.7),
    0 0 120px rgba(220,38,38,0.18);
}

/* Rail stack — show multiple rail screenshots stacked for the Recommendations section */
.rail-stack {
  display: flex; flex-direction: column;
  gap: 14px;
  padding: 20px;
  background: linear-gradient(145deg, rgba(24,10,40,0.6), rgba(10,6,18,0.7));
  border: 1px solid var(--border);
  border-radius: 24px;
  backdrop-filter: blur(20px);
  box-shadow: 0 30px 80px rgba(0,0,0,0.5), 0 0 40px rgba(220,38,38,0.10);
}
.rail-stack img {
  display: block; width: 100%; height: auto;
  border-radius: 10px;
  background: #000;
}

/* App Store badge — sized via height; aspect locked */
.app-store-badge {
  display: inline-block;
  height: 56px;
  width: auto;
  transition: transform 0.2s, filter 0.2s;
}
.app-store-badge:hover { transform: translateY(-2px); filter: brightness(1.1); }

/* Brand logo image — the real Streamly logo PNG (icon + "streamly" wordmark + tagline).
   Sized via height so the aspect locks naturally. Drop-shadow on dark background
   keeps the icon and red wordmark crisp without needing a dark-mode variant. */
.logo-img {
  display: flex; align-items: center;
  text-decoration: none;
}
.logo-img img {
  display: block;
  width: auto;
  filter: drop-shadow(0 1px 2px rgba(0,0,0,0.4));
}
nav.site-nav a.logo-img { height: 38px; }
nav.site-nav a.logo-img img { height: 100%; }
footer.site-footer .brand a.logo-img {
  height: 44px;
  margin-bottom: 12px;
}
footer.site-footer .brand a.logo-img img { height: 100%; }

/* Legal page layout */
.legal-page {
  max-width: 760px; margin: 0 auto;
  padding: 140px 40px 80px;
}
.legal-page h1 {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 800; letter-spacing: -0.03em;
  margin-bottom: 8px;
}
.legal-page .meta {
  color: var(--text-3); font-size: 13px;
  margin-bottom: 48px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}
.legal-page h2 {
  font-size: 22px; font-weight: 700;
  margin: 40px 0 16px;
  letter-spacing: -0.01em;
  color: var(--text);
}
.legal-page h3 {
  font-size: 17px; font-weight: 700;
  margin: 24px 0 12px;
  color: var(--text);
}
.legal-page p {
  font-size: 16px; line-height: 1.65;
  color: var(--text-2);
  margin-bottom: 16px;
}
.legal-page ul { padding-left: 24px; margin-bottom: 16px; }
.legal-page li {
  font-size: 16px; line-height: 1.65;
  color: var(--text-2);
  margin-bottom: 8px;
}
.legal-page a { color: var(--accent-light); }

/* FAQ list (support page) */
.faq-list { max-width: 760px; margin: 0 auto; padding: 0 40px; }
.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 24px 0;
}
.faq-item summary {
  font-size: 18px; font-weight: 600;
  color: var(--text);
  cursor: pointer;
  list-style: none;
  display: flex; justify-content: space-between; align-items: center;
}
.faq-item summary::after {
  content: '+'; font-size: 24px; font-weight: 300;
  color: var(--accent); transition: transform 0.2s;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item .answer {
  margin-top: 16px;
  color: var(--text-2);
  font-size: 16px; line-height: 1.6;
}
.faq-item .answer p { margin-bottom: 12px; }
.faq-item .answer p:last-child { margin-bottom: 0; }

/* Responsive */
@media (max-width: 768px) {
  nav.site-nav { padding: 12px 20px; }
  nav.site-nav .nav-links { display: none; }
  nav.site-nav .nav-links.always-show { display: flex; gap: 16px; }
  section.feature-section { padding: 60px 20px; }
  section.feature-section .inner { grid-template-columns: 1fr; gap: 40px; }
  section.feature-section.reverse .inner > .copy { order: 0; }
  footer.site-footer { padding: 32px 20px; }
  footer.site-footer .inner { grid-template-columns: 1fr; gap: 24px; }
  footer.site-footer .links { justify-content: flex-start; }
  .legal-page { padding: 100px 20px 60px; }
  .faq-list { padding: 0 20px; }
}