/* ============================================
   555电影网 — 光影不设限
   Design Language: "CINEMATIC ROUGE"
   Warm editorial system inspired by golden-hour cinema
   ============================================ */

:root {
  --bg: #FBF7F1;
  --bg-alt: #F1EADF;
  --bg-card: #FFFDF9;
  --bg-deep: #E9E0D3;
  --ink: #221B15;
  --ink-soft: rgba(34, 27, 21, 0.62);
  --ink-faint: rgba(34, 27, 21, 0.36);
  --primary: #E8462E;
  --primary-deep: #C5351F;
  --primary-soft: rgba(232, 70, 46, 0.12);
  --secondary: #155E63;
  --secondary-soft: rgba(21, 94, 99, 0.12);
  --accent: #D9A15C;
  --accent-soft: rgba(217, 161, 92, 0.22);
  --line: rgba(34, 27, 21, 0.08);
  --line-strong: rgba(34, 27, 21, 0.16);
  --shadow-sm: 0 2px 12px rgba(34, 27, 21, 0.04);
  --shadow: 0 8px 32px rgba(34, 27, 21, 0.07);
  --shadow-lg: 0 16px 48px rgba(34, 27, 21, 0.1);
  --shadow-primary: 0 8px 28px rgba(232, 70, 46, 0.25);
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 28px;
  --header-h: 72px;
  --font: system-ui, 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
}

/* ========== 1. Reset ========== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Full-page warm film-grain energy */
body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 35%, var(--secondary) 70%, var(--primary) 100%);
  z-index: 99999;
  background-size: 200% 100%;
  animation: filmSlide 6s linear infinite;
}

@keyframes filmSlide {
  0% { background-position: 0% 0; }
  100% { background-position: 200% 0; }
}

img { max-width: 100%; display: block; }
a { color: inherit; }
ul, ol { list-style: none; }
button { font-family: inherit; }

::selection { background: var(--primary); color: #fff; }
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg-alt); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 8px; }

/* ========== 2. Layout ========== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

.section { padding: 96px 0; position: relative; }
.section:nth-child(even) { background: var(--bg-alt); }

/* Subtle section ornament */
.section::after {
  content: '✦';
  position: absolute;
  bottom: 32px;
  right: 48px;
  font-size: 1.2rem;
  color: var(--ink-faint);
  opacity: 0.4;
}

/* ========== 3. Header ========== */
.site-header {
  position: fixed;
  top: 0; left: 0; width: 100%;
  z-index: 1000;
  background: rgba(251, 247, 241, 0.88);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  border-bottom: 1px solid var(--line);
  transition: box-shadow 0.3s ease, background 0.3s ease;
}

.site-header:hover { box-shadow: var(--shadow-sm); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.35rem;
  text-decoration: none;
  color: var(--ink);
  letter-spacing: -0.5px;
  position: relative;
  z-index: 2;
}

.logo-icon {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  box-shadow: 0 4px 14px var(--primary-soft);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.main-nav a {
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--ink-soft);
  position: relative;
  padding: 4px 0;
  transition: color 0.25s ease;
  letter-spacing: 0.02em;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: width 0.3s cubic-bezier(0.65, 0, 0.35, 1);
}

.main-nav a:hover { color: var(--ink); }
.main-nav a:hover::after { width: 100%; }

.nav-cta {
  padding: 9px 22px !important;
  border-radius: 100px;
  color: #fff !important;
  font-weight: 600 !important;
  background: linear-gradient(135deg, var(--primary), var(--primary-deep));
  box-shadow: 0 4px 16px rgba(232, 70, 46, 0.28);
  transition: transform 0.25s ease, box-shadow 0.25s ease !important;
}

.nav-cta::after { display: none; }
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(232, 70, 46, 0.32); }

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  padding: 10px;
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

/* ========== 4. Hero ========== */
.hero {
  min-height: 88vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  position: relative;
  background:
    radial-gradient(ellipse 80% 60% at 80% 20%, rgba(217, 161, 92, 0.16) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 10% 80%, rgba(21, 94, 99, 0.08) 0%, transparent 55%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-alt) 100%);
  overflow: hidden;
}

/* Light beam effect */
.hero::before {
  content: '';
  position: absolute;
  top: -10%;
  right: -5%;
  width: 55%;
  height: 120%;
  background: linear-gradient(115deg, transparent 20%, rgba(232, 70, 46, 0.08) 35%, rgba(217, 161, 92, 0.14) 45%, transparent 60%);
  transform: rotate(-8deg);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%;
  height: 60px;
  background: linear-gradient(180deg, transparent, var(--bg));
  pointer-events: none;
}

/* Massive decorative "555" watermark */
.hero-555 {
  position: absolute;
  right: 4%;
  top: 50%;
  transform: translateY(-50%);
  font-size: clamp(10rem, 22vw, 22rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.05em;
  color: rgba(232, 70, 46, 0.06);
  pointer-events: none;
  user-select: none;
  font-family: var(--font);
}

.hero-content {
  max-width: 740px;
  position: relative;
  z-index: 2;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 5px 16px;
  border-radius: 100px;
  background: var(--primary-soft);
  color: var(--primary);
  margin-bottom: 20px;
  backdrop-filter: blur(4px);
}

.hero-eyebrow::before {
  content: '◉';
  font-size: 0.6rem;
  animation: blinkDot 2s ease infinite;
}

@keyframes blinkDot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero h1 {
  font-size: clamp(2.6rem, 5.5vw, 4.3rem);
  line-height: 1.08;
  margin-bottom: 24px;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.hero h1 .text-accent-grad {
  background: linear-gradient(120deg, var(--primary) 20%, var(--accent) 60%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.12rem;
  line-height: 1.8;
  color: var(--ink-soft);
  max-width: 560px;
  margin-bottom: 36px;
  letter-spacing: 0.01em;
}

.hero-buttons { display: flex; gap: 14px; flex-wrap: wrap; }

/* Ticket-notch primary button */
.hero-buttons .btn-primary {
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 50%, calc(100% - 16px) 100%, 0 100%, 16px 50%);
  padding-left: 34px;
  padding-right: 34px;
}

/* ========== 5. Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 30px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 0.92rem;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.25s ease, background 0.25s ease;
  letter-spacing: 0.03em;
}

.btn:active { transform: scale(0.97); }

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-deep) 100%);
  color: #fff;
  box-shadow: 0 6px 20px rgba(232, 70, 46, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(232, 70, 46, 0.35);
}

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--line-strong);
  color: var(--ink);
  backdrop-filter: blur(4px);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(232, 70, 46, 0.1);
}

/* ========== 6. Section labels ========== */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 14px;
}

.section-label::before {
  content: '';
  width: 28px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.7rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 14px;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.section-desc {
  max-width: 640px;
  color: var(--ink-soft);
  font-size: 1.02rem;
  line-height: 1.8;
  margin-bottom: 44px;
}

/* ========== 7. Cards Grid ========== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}

.category-card {
  border-radius: var(--radius);
  padding: 30px 28px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  position: relative;
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.35s ease, border-color 0.35s ease;
  overflow: hidden;
}

/* Film-strip top line */
.category-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent), var(--secondary), var(--primary));
  background-size: 300% 100%;
  opacity: 0;
  transition: opacity 0.35s ease;
}

.category-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: var(--line-strong);
}

.category-card:hover::before { opacity: 1; animation: filmSlide 3s linear infinite; }

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  font-size: 1.5rem;
  background: linear-gradient(135deg, var(--primary-soft), var(--accent-soft));
  color: var(--primary);
  transition: transform 0.3s ease;
}

.category-card:hover .card-icon { transform: scale(1.08) rotate(-5deg); }

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  font-size: 0.9rem;
  text-decoration: none;
  color: var(--primary);
  margin-top: 12px;
  transition: gap 0.25s ease;
}

.card-link:hover { gap: 10px; }
.card-link::after { content: '→'; font-size: 1rem; }

/* ========== 8. Feature Block ========== */
.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.feature-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--accent-soft), var(--secondary-soft));
}

.feature-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(34, 27, 21, 0.08));
  border-radius: var(--radius-lg);
}

.feature-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.feature-image:hover img { transform: scale(1.04); }

.feature-text h3 {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 16px;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.feature-text > p {
  color: var(--ink-soft);
  line-height: 1.8;
  margin-bottom: 20px;
}

.feature-list {
  list-style: none;
  margin-top: 20px;
}

.feature-list li {
  padding: 7px 0;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--ink);
  font-weight: 500;
}

.feature-list li::before {
  content: '✓';
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--secondary-soft);
  color: var(--secondary);
  font-size: 0.7rem;
  font-weight: 800;
  flex-shrink: 0;
}

/* ========== 9. Stats ========== */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.stat-item {
  padding: 36px 24px;
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--line);
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  overflow: hidden;
}

.stat-item::before {
  content: '';
  position: absolute;
  bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 40px; height: 3px;
  background: var(--accent);
  border-radius: 3px 3px 0 0;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.stat-item:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.stat-item:hover::before { opacity: 1; }

.stat-number {
  font-size: clamp(2.2rem, 3.5vw, 3.2rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--ink);
  line-height: 1;
}

.stat-number .stat-suffix {
  font-size: 0.6em;
  color: var(--primary);
  vertical-align: super;
  font-weight: 800;
}

.stat-label {
  font-size: 0.86rem;
  color: var(--ink-soft);
  margin-top: 8px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
}

/* ========== 10. Content Wall ========== */
.content-wall {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.content-wall-item {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bg-card);
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.35s ease;
  position: relative;
}

.content-wall-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

/* Film reel rating badge */
.content-wall-item .wall-badge {
  position: absolute;
  top: 14px; right: 14px;
  background: rgba(34, 27, 21, 0.75);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
  z-index: 2;
  letter-spacing: 0.04em;
}

.content-wall-item img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.content-wall-item:hover img { transform: scale(1.05); }

.content-wall-body { padding: 20px 22px 24px; }

.content-wall-body h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
  line-height: 1.4;
}

.content-wall-body p {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-bottom: 10px;
  line-height: 1.6;
}

.wall-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.75rem;
  color: var(--ink-soft);
  font-weight: 500;
}

.wall-meta .dot {
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--accent);
}

/* ========== 11. FAQ ========== */
.faq-list { max-width: 800px; margin: 0 auto; }

.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 10px;
  overflow: hidden;
  background: var(--bg-card);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  cursor: pointer;
}

.faq-item:hover { border-color: var(--line-strong); }

.faq-item.open { border-color: var(--accent); box-shadow: var(--shadow); }

.faq-item .faq-question {
  padding: 18px 24px;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.96rem;
  color: var(--ink);
  letter-spacing: 0.01em;
}

.faq-item .faq-question::after {
  content: '+';
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--accent);
  transition: transform 0.3s ease;
  flex-shrink: 0;
  margin-left: 16px;
}

.faq-item.open .faq-question::after {
  transform: rotate(45deg);
  color: var(--primary);
}

.faq-item .faq-answer {
  padding: 0 24px 20px;
  display: none;
  color: var(--ink-soft);
  line-height: 1.8;
  font-size: 0.92rem;
}

.faq-item.open .faq-answer { display: block; }

/* ========== 12. CTA Banner ========== */
.cta-banner {
  padding: 64px 48px;
  text-align: center;
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-deep) 50%, #D94F2E 100%);
  box-shadow: 0 20px 60px rgba(232, 70, 46, 0.3);
}

/* Light beam overlay on CTA */
.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 60%;
  height: 200%;
  background: linear-gradient(115deg, transparent 0%, rgba(255,255,255,0.12) 45%, transparent 65%);
  transform: rotate(10deg);
  pointer-events: none;
  animation: beamMove 8s ease-in-out infinite alternate;
}

@keyframes beamMove {
  0% { transform: rotate(10deg) translateX(0) translateY(0); }
  100% { transform: rotate(10deg) translateX(60px) translateY(-20px); }
}

.cta-banner h2 {
  color: #fff;
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 900;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
  position: relative;
  z-index: 1;
}

.cta-banner p {
  color: rgba(255,255,255,0.85);
  max-width: 500px;
  margin: 0 auto 28px;
  font-size: 1rem;
  line-height: 1.7;
  position: relative;
  z-index: 1;
}

.cta-banner .btn-primary {
  background: #fff;
  color: var(--primary);
  box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.cta-banner .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 36px rgba(0,0,0,0.18);
}

/* ========== 13. Footer ========== */
.site-footer {
  padding: 64px 0 28px;
  background: var(--bg-alt);
  border-top: 1px solid var(--line);
  position: relative;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent), var(--secondary));
  opacity: 0.5;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
}

.footer-brand .logo { margin-bottom: 16px; }

.footer-brand p {
  font-size: 0.9rem;
  color: var(--ink-soft);
  max-width: 280px;
  line-height: 1.8;
}

.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 18px;
}

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

.footer-col ul a {
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 0.88rem;
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.footer-col ul a:hover { color: var(--primary); padding-left: 4px; }

.footer-bottom {
  border-top: 1px solid var(--line);
  margin-top: 48px;
  padding-top: 22px;
  text-align: center;
  font-size: 0.82rem;
  color: var(--ink-soft);
  letter-spacing: 0.04em;
}

.footer-bottom .heart { color: var(--primary); }

/* ========== 14. Utilities ========== */
.text-accent { color: var(--primary); }
.text-center { text-align: center; }

.seo-description {
  max-width: 600px;
  margin: 0 auto 48px;
  color: var(--ink-soft);
  line-height: 1.8;
  font-size: 0.98rem;
}

.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }

/* ========== 15. Custom extras ========== */

/* Marquee ticker */
.marquee {
  background: var(--bg-card);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 16px 0;
  overflow: hidden;
  white-space: nowrap;
  position: relative;
}

.marquee-track {
  display: inline-block;
  animation: marqueeScroll 30s linear infinite;
}

.marquee-track span {
  margin-right: 48px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.marquee-track span i {
  font-style: normal;
  color: var(--primary);
  margin: 0 8px;
}

@keyframes marqueeScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ========== 16. Responsive ========== */
@media (max-width: 992px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .section { padding: 72px 0; }
}

@media (max-width: 768px) {
  .feature-block { grid-template-columns: 1fr; gap: 40px; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .main-nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    background: var(--bg-card);
    padding: 24px 28px;
    gap: 18px;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-lg);
    border-radius: 0 0 var(--radius) var(--radius);
  }
  .main-nav.open { display: flex; }
  .menu-toggle { display: flex; }
  .hero { min-height: 80vh; }
  .hero-content { max-width: 100%; }
  .hero h1 { font-size: clamp(2.2rem, 7vw, 3.2rem); }
  .hero-555 { opacity: 0.4; font-size: 12rem; right: 0; }
  .hero-buttons { flex-direction: column; align-items: stretch; }
  .hero-buttons .btn { justify-content: center; }
  .cta-banner { padding: 48px 24px; }
  .section::after { display: none; }
}

@media (max-width: 480px) {
  .cards-grid, .content-wall, .stats-bar { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-buttons { flex-direction: column; }
  .hero-eyebrow { font-size: 0.7rem; }
  .section { padding: 56px 0; }
  .stat-item { padding: 28px 20px; }
  .cta-banner { padding: 40px 20px; }
  .content-wall-item img { height: 200px; }
}

/* ========== 17. Accessible & polish ========== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus visible */
a:focus-visible, button:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}