/* 4K Streaming — design system
   Bold red/black premium palette: white canvas, near-black text, one red
   accent reserved for action surfaces. Conservative radius, warm-tinted
   shadows, restrained motion. */

:root {
  --bg: #ffffff;
  --bg-quiet: #faf8f8;
  --surface: #ffffff;
  --surface-soft: #fbf5f3;
  --bg-dark: #0d0d0d;

  --text: #14100f;
  --text-soft: #5c5250;
  --text-subdued: #7a7270;
  --text-label: #3a3230;
  --text-on-dark: #ffffff;
  --text-on-dark-muted: rgba(255, 255, 255, 0.72);

  --brand: #ed3508;
  --brand-hover: #cc2c00;
  --brand-tint: #fdece6;
  --brand-soft: #f6b9a4;

  --border: #f0e5e1;
  --border-strong: #14100f;

  --success: #108c3d;
  --success-bg: rgba(21, 190, 83, 0.14);
  --success-border: rgba(21, 190, 83, 0.4);
  --danger: #d1174a;
  --danger-bg: rgba(209, 23, 74, 0.1);

  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;

  --shadow-standard: rgba(60, 20, 10, 0.08) 0 6px 22px, rgba(60, 20, 10, 0.02) 0 4px 8px;
  --shadow-elevated: rgba(237, 53, 8, 0.16) 0 30px 45px -30px, rgba(0, 0, 0, 0.1) 0 18px 36px -18px;

  --page-width: 1120px;
  --prose-width: 760px;

  --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", "SF Pro Display", -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 400;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 {
  font-weight: 300;
  letter-spacing: -0.01em;
  line-height: 1.15;
  color: var(--text);
  margin: 0 0 0.5em;
}
h1 { font-size: clamp(2.2rem, 4vw + 1rem, 3.25rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 2.4vw + 1rem, 2.1rem); }
h3 { font-size: 1.35rem; }
p { margin: 0 0 1em; color: var(--text-soft); }

.container {
  max-width: var(--page-width);
  margin: 0 auto;
  padding: 0 24px;
}
.prose { max-width: var(--prose-width); }

/* Skip link */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--brand);
  color: #fff;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  z-index: 100;
}
.skip-link:focus { left: 16px; top: 16px; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: #ffffff;
  border-bottom: 1px solid var(--border);
}
.site-header .bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand-mark {
  font-weight: 500;
  font-size: 1.05rem;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  min-width: 0;
}
.brand-mark svg { display: block; height: 30px; width: auto; flex-shrink: 0; }
.brand-mark .dot { color: var(--brand); }
.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav a {
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 400;
}
.main-nav a:hover { color: var(--brand); text-decoration: none; }
.header-cta { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  cursor: pointer;
  flex-shrink: 0;
}
.main-nav-cta { display: none; }

@media (max-width: 860px) {
  .main-nav { position: fixed; inset: 72px 0 0 0; z-index: 39; background: #fff; flex-direction: column; align-items: stretch; padding: 24px; gap: 18px; transform: translateY(-8px); opacity: 0; pointer-events: none; transition: opacity 220ms var(--ease-standard), transform 220ms var(--ease-standard); overflow-y: auto; }
  .main-nav.open { opacity: 1; transform: translateY(0); pointer-events: auto; }
  .main-nav a { font-size: 1.05rem; padding: 4px 0; }
  .main-nav-cta { display: flex; flex-direction: column; gap: 10px; margin-top: 8px; padding-top: 18px; border-top: 1px solid var(--border); }
  .header-cta .btn-ghost, .header-cta .btn-primary { display: none; }
  .nav-toggle { display: inline-flex; }
}

@media (max-width: 400px) {
  .brand-mark svg { height: 26px; }
  .site-header .bar { height: 64px; }
  .container { padding: 0 16px; }
}

/* Tighter, app-like rhythm on phones instead of desktop spacing squeezed down */
@media (max-width: 640px) {
  section { padding: 52px 0; }
  .hero { padding: 40px 0 36px; }
  h1 { font-size: clamp(1.9rem, 8vw, 2.3rem); }
  h2 { font-size: clamp(1.4rem, 6vw, 1.7rem); }
  .lead, .hero-copy p.lead { font-size: 1.02rem; }
  .card, .plan-card { padding: 20px; }
  .section-head { margin-bottom: 28px; }
  .section-head.left { margin-bottom: 24px; }
  .grid { gap: 16px; }
  .pricing-grid { gap: 16px; }
  .cta-banner { padding: 44px 22px; }
  .cta-banner h2 { font-size: clamp(1.5rem, 7vw, 1.9rem); }
  .steps { gap: 18px; }
  .trust-bar-inner, .trust-bar-dark { gap: 10px 18px; }
  .trust-item { font-size: 0.8rem; }
  .hero-actions, .cta-banner-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn, .cta-banner-actions .btn { width: 100%; text-align: center; }
  .breadcrumbs { display: none; }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.95rem;
  font-weight: 500;
  padding: 11px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 200ms var(--ease-standard), border-color 200ms var(--ease-standard), transform 200ms var(--ease-standard);
  white-space: nowrap;
}
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-hover); text-decoration: none; transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--brand); border-color: var(--brand-soft); }
.btn-ghost:hover { background: var(--brand-bg-hover, rgba(237,53,8,0.06)); text-decoration: none; }
.btn-lg { padding: 14px 26px; font-size: 1rem; }
.btn-block { width: 100%; }

@media (prefers-reduced-motion: reduce) {
  * { transition-duration: 1ms !important; scroll-behavior: auto !important; }
}

/* Sections */
section { padding: 88px 0; }
section.tight { padding: 56px 0; }
.section-head { max-width: 640px; margin: 0 auto 48px; text-align: center; }
.section-head.left { margin: 0 0 40px; text-align: left; }
.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--brand);
  margin-bottom: 14px;
}
.bg-quiet { background: var(--bg-quiet); }
.bg-dark { background: var(--bg-dark); color: var(--text-on-dark); }
.bg-dark h1, .bg-dark h2, .bg-dark h3 { color: #fff; }
.bg-dark p { color: var(--text-on-dark-muted); }

/* Hero */
.hero { padding: 72px 0 64px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; }
.hero-copy p.lead { font-size: 1.15rem; color: var(--text-soft); max-width: 52ch; }
.hero-actions { display: flex; gap: 14px; margin-top: 30px; flex-wrap: wrap; }
.hero-media img, .hero-media svg { border-radius: var(--radius-lg); box-shadow: var(--shadow-elevated); border: 1px solid var(--border); }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } }

/* Dark cinematic hero variant */
.hero-dark {
  background: radial-gradient(ellipse 900px 500px at 15% 20%, rgba(237,53,8,0.16), transparent 60%), var(--bg-dark);
  padding-bottom: 0;
}
.hero-dark .eyebrow { color: var(--brand-soft); }
.hero-dark h1 { color: #fff; }
.hero-dark .lead { color: var(--text-on-dark-muted); }
.hero-dark .btn-ghost-on-dark { color: #fff; border-color: rgba(255,255,255,0.3); }
.hero-dark .btn-ghost-on-dark:hover { background: rgba(255,255,255,0.08); }
.hero-dark .hero-media img, .hero-dark .hero-media svg { box-shadow: rgba(237,53,8,0.28) 0 30px 60px -20px; }

/* Stats strip */
.stats-strip { background: var(--bg-dark); padding: 32px 0 56px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.stats-strip-inner { display: flex; justify-content: center; gap: 64px; flex-wrap: wrap; text-align: center; }
.stat-item { display: flex; flex-direction: column; gap: 4px; }
.stat-number { font-size: clamp(2rem, 3vw + 1rem, 2.8rem); font-weight: 300; color: #fff; letter-spacing: -0.02em; }
.stat-label { font-size: 0.85rem; color: var(--text-on-dark-muted); text-transform: uppercase; letter-spacing: 0.05em; }

/* Trust bar */
.trust-bar { background: var(--bg-quiet); border-bottom: 1px solid var(--border); padding: 16px 0; }
.trust-bar-inner { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px 32px; }
.trust-item { display: inline-flex; align-items: center; gap: 8px; font-size: 0.85rem; font-weight: 500; color: var(--text-label); white-space: nowrap; }
.trust-check { color: var(--success); font-weight: 700; }
.trust-bar-dark { background: var(--bg-dark); border-bottom: none; padding: 36px 0 44px; }
.trust-bar-dark .trust-item { color: var(--text-on-dark-muted); }
.trust-bar-dark .trust-check { color: var(--brand-soft); }

/* Cards / grids */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-standard);
  transition: transform 200ms var(--ease-standard), box-shadow 200ms var(--ease-standard);
}
.card:hover { transform: translateY(-2px); box-shadow: var(--shadow-elevated); }
.card h3, .card .card-title { margin-bottom: 8px; }
.card .card-title { font-weight: 300; letter-spacing: -0.01em; line-height: 1.15; font-size: 1.35rem; color: var(--text); }
.card p { margin-bottom: 0; font-size: 0.95rem; }
.feature-icon {
  width: 40px; height: 40px;
  border-radius: var(--radius-sm);
  background: var(--brand-tint);
  color: var(--brand);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
  font-weight: 600;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: var(--radius-sm);
  background: var(--surface-soft);
  border: 1px solid var(--border);
  color: var(--text-label);
}
.badge-brand { background: var(--brand-tint); color: var(--brand); border-color: var(--brand-soft); }
.badge-success { background: var(--success-bg); color: var(--success); border-color: var(--success-border); }

/* Pricing */
.pricing-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; align-items: stretch; }
@media (max-width: 980px) { .pricing-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .pricing-grid { grid-template-columns: 1fr; } }
.plan-card {
  display: flex; flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-standard);
  position: relative;
  transition: transform 200ms var(--ease-standard), box-shadow 200ms var(--ease-standard);
}
.plan-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-elevated); }
.plan-card.highlight { border-color: var(--brand); box-shadow: var(--shadow-elevated); border-width: 2px; }
.plan-card.highlight::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0; height: 4px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  background: linear-gradient(90deg, var(--brand), var(--brand-hover));
}
.plan-card .tag { position: absolute; top: -12px; right: 20px; }
.plan-price { font-size: 2.1rem; font-weight: 300; color: var(--text); margin: 12px 0 2px; letter-spacing: -0.02em; }
.plan-price small { font-size: 0.95rem; font-weight: 400; color: var(--text-subdued); }
.plan-permonth { font-size: 0.85rem; color: var(--text-subdued); margin-bottom: 18px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.plan-card ul { list-style: none; padding: 0; margin: 0 0 24px; font-size: 0.9rem; color: var(--text-soft); }
.plan-card li { padding-left: 20px; position: relative; margin-bottom: 8px; }
.plan-card li::before { content: "\2713"; position: absolute; left: 0; color: var(--success); font-weight: 700; }
.plan-card .btn { margin-top: auto; }
.plan-secondary-link { display: block; text-align: center; font-size: 0.82rem; color: var(--text-subdued); margin-top: 12px; }
.plan-secondary-link:hover { color: var(--brand); }

/* Comparison table */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius-md); }
table { width: 100%; border-collapse: collapse; font-size: 0.92rem; min-width: 560px; }
th, td { text-align: left; padding: 14px 18px; border-bottom: 1px solid var(--border); }
thead th { background: var(--surface-soft); font-weight: 500; color: var(--text-label); }
tbody tr:last-child td { border-bottom: none; }

/* FAQ accordion */
.faq-list { border-top: 1px solid var(--border); }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 20px 4px;
  font-weight: 500;
  color: var(--text);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 1.3rem;
  font-weight: 300;
  color: var(--brand);
  transition: transform 200ms var(--ease-standard);
  flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .faq-answer { padding: 0 4px 20px; color: var(--text-soft); }

/* Steps */
.steps { counter-reset: step; display: grid; gap: 24px; }
.step { display: flex; gap: 18px; }
.step .num {
  counter-increment: step;
  flex-shrink: 0;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--brand-tint);
  color: var(--brand);
  display: flex; align-items: center; justify-content: center;
  font-weight: 600;
}
.step .num::before { content: counter(step); }

/* Breadcrumbs */
.breadcrumbs { font-size: 0.85rem; color: var(--text-subdued); margin-bottom: 24px; }
.breadcrumbs a { color: var(--text-subdued); }
.breadcrumbs a:hover { color: var(--brand); }
.breadcrumbs .sep { margin: 0 6px; }

/* CTA banner */
.cta-banner {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #161616, var(--bg-dark));
  border-radius: var(--radius-lg);
  padding: 72px 40px;
  text-align: center;
}
.cta-banner-glow {
  position: absolute;
  top: -140px; left: 50%;
  transform: translateX(-50%);
  width: 700px; height: 320px;
  background: radial-gradient(ellipse at center, rgba(237,53,8,0.32), transparent 65%);
  pointer-events: none;
}
.cta-banner .eyebrow { position: relative; color: var(--brand-soft); }
.cta-banner h2 { position: relative; color: #fff; font-size: clamp(1.9rem, 2.6vw + 1rem, 2.5rem); margin: 10px 0 14px; }
.cta-banner p { position: relative; color: var(--text-on-dark-muted); max-width: 48ch; margin: 0 auto; font-size: 1.05rem; }
.cta-banner-actions { position: relative; display: flex; align-items: center; justify-content: center; gap: 28px; margin-top: 32px; flex-wrap: wrap; }
.cta-banner-link { color: #fff; font-weight: 500; font-size: 0.95rem; border-bottom: 1px solid rgba(255,255,255,0.35); padding-bottom: 2px; }
.cta-banner-link:hover { color: var(--brand-soft); border-color: var(--brand-soft); text-decoration: none; }

/* Forms */
.form-field { margin-bottom: 18px; }
label { display: block; font-size: 0.88rem; font-weight: 500; color: var(--text-label); margin-bottom: 6px; }
input, select, textarea {
  width: 100%;
  font: inherit;
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--text);
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(237, 53, 8, 0.18);
}
textarea { resize: vertical; min-height: 120px; }
.form-hint { font-size: 0.8rem; color: var(--text-subdued); margin-top: 6px; }
.form-alert { padding: 14px 16px; border-radius: var(--radius-sm); font-size: 0.9rem; margin-bottom: 20px; display: none; }
.form-alert.success { background: var(--success-bg); color: var(--success); border: 1px solid var(--success-border); }
.form-alert.error { background: var(--danger-bg); color: var(--danger); border: 1px solid rgba(234,34,97,0.3); }
.form-alert.visible { display: block; }

/* Alerts / callouts */
.alert { border-radius: var(--radius-md); border: 1px solid var(--border); padding: 18px 20px; background: var(--surface-soft); font-size: 0.92rem; }
.alert-brand { background: var(--brand-tint); border-color: var(--brand-soft); }

/* Footer */
.site-footer { background: var(--bg-dark); color: var(--text-on-dark-muted); padding: 64px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: 32px; }
@media (max-width: 900px) { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-grid h4, .footer-col-title { color: #fff; font-size: 0.85rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 16px; }
.footer-col-title { margin-top: 0; }
.footer-brand { display: flex; align-items: center; margin-bottom: 14px; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: 10px; }
.footer-grid a { color: var(--text-on-dark-muted); font-size: 0.9rem; }
.footer-grid a:hover { color: #fff; }
.footer-bottom {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.12);
  font-size: 0.82rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

/* Utility */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.small { font-size: 0.85rem; }
.muted { color: var(--text-subdued); }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.answer-box { background: var(--surface-soft); border: 1px solid var(--border); border-left: 3px solid var(--brand); border-radius: var(--radius-sm); padding: 20px 24px; }
.answer-box p:last-child { margin-bottom: 0; }
.guide-illustration { max-width: 280px; margin: 20px 0 32px; }
.guide-illustration svg { border-radius: var(--radius-lg); box-shadow: var(--shadow-standard); border: 1px solid var(--border); }
.basics-media svg { display: block; width: 100%; height: auto; border-radius: var(--radius-lg); box-shadow: var(--shadow-standard); border: 1px solid var(--border); }
@media (max-width: 900px) { .basics-media { max-width: 320px; margin: 0 auto; } }
.check-list { list-style: none; padding: 0; margin: 20px 0 0; }
.check-list li { padding-left: 28px; position: relative; margin-bottom: 12px; color: var(--text-soft); font-size: 0.95rem; }
.check-list li::before { content: "\2713"; position: absolute; left: 0; top: 1px; color: var(--success); font-weight: 700; }
.stat-block { margin-bottom: 24px; padding-bottom: 24px; border-bottom: 1px solid var(--border); }
.stat-block:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }
.stat-block h3 { margin-bottom: 6px; }
.stat-block-number { font-size: 2rem; font-weight: 300; color: var(--brand); letter-spacing: -0.02em; margin-bottom: 8px; }
.stat-block p { margin-bottom: 0; }

/* Marquee (device / category scroller) — text only, no fake logos or stats */
.marquee {
  overflow: hidden;
  position: relative;
  padding: 28px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.marquee::before, .marquee::after {
  content: "";
  position: absolute;
  top: 0; bottom: 0;
  width: 80px;
  z-index: 2;
  pointer-events: none;
}
.marquee::before { left: 0; background: linear-gradient(to right, var(--bg), transparent); }
.marquee::after { right: 0; background: linear-gradient(to left, var(--bg), transparent); }
.marquee-track {
  display: flex;
  width: max-content;
  gap: 40px;
  animation: marquee-scroll 32s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-item {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-soft);
  white-space: nowrap;
  padding: 6px 18px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-soft);
}
@keyframes marquee-scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) {
  .marquee-track { animation: none; overflow-x: auto; }
}

/* Scroll-reveal (progressive enhancement — see main.js) */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 550ms var(--ease-standard), transform 550ms var(--ease-standard); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
}