:root {
  --bg: #0b0d10;
  --surface: #14171c;
  --surface-2: #1c2128;
  --surface-3: #222831;
  --text: #f3f5f7;
  --muted: #a8b0bb;
  --line: #2a3039;
  --accent: #e21b2d;
  --accent-dark: #b81422;
  --accent-soft: rgba(226, 27, 45, .14);
  --shadow: 0 24px 80px rgba(0, 0, 0, .42);
  --radius: 8px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color-scheme: dark;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 0%, rgba(226, 27, 45, .14), transparent 32rem),
    linear-gradient(180deg, #101319 0%, var(--bg) 46rem);
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
code { padding: 2px 6px; color: #ffffff; background: var(--surface-3); border-radius: 4px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 24px;
  justify-content: space-between;
  padding: 14px clamp(18px, 4vw, 56px);
  background: rgba(11, 13, 16, .84);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  backdrop-filter: blur(14px);
}

.brand { font-weight: 800; letter-spacing: 0; }
.nav { display: flex; gap: 22px; color: var(--muted); font-size: 14px; }
.nav a:hover { color: var(--accent); }

.section {
  padding: clamp(58px, 8vw, 112px) clamp(18px, 4vw, 56px);
}

.section-muted { background: rgba(255, 255, 255, .025); }
.hero {
  min-height: calc(100vh - 68px);
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, .9fr);
  gap: clamp(28px, 5vw, 76px);
  align-items: center;
}

.hero-media {
  min-height: 430px;
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(135deg, #090b0e, #303640);
  box-shadow: var(--shadow);
}

.hero-media img,
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-fallback {
  min-height: inherit;
  display: grid;
  place-items: center;
  padding: 28px;
  color: #fff;
  text-align: center;
  background:
    linear-gradient(135deg, rgba(215, 25, 32, .88), rgba(20, 24, 31, .9)),
    repeating-linear-gradient(45deg, transparent 0 12px, rgba(255,255,255,.08) 12px 14px);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

h1, h2, h3 { margin: 0; line-height: 1.08; letter-spacing: 0; }
h1 { font-size: clamp(42px, 7vw, 82px); max-width: 900px; }
h2 { font-size: clamp(30px, 4vw, 54px); max-width: 900px; }
h3 { font-size: 20px; }
.lead { color: var(--muted); font-size: clamp(18px, 2vw, 24px); max-width: 650px; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 30px 0; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 800;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary { color: #fff; background: var(--accent); box-shadow: 0 14px 34px rgba(226, 27, 45, .34); }
.button-primary:hover { background: var(--accent-dark); }
.button-secondary { background: rgba(255, 255, 255, .05); border-color: var(--line); }
.button-secondary:hover { background: rgba(255, 255, 255, .08); }
.button-small { min-height: 38px; padding: 0 16px; color: #fff; background: var(--surface-3); border-color: var(--line); font-size: 14px; }
.button-large { min-height: 58px; padding: 0 30px; font-size: 18px; }

.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin: 0;
  list-style: none;
  color: var(--muted);
}
.hero-facts li { padding: 8px 12px; background: rgba(255, 255, 255, .05); border: 1px solid var(--line); border-radius: var(--radius); }

.section-head { margin-bottom: 32px; }
.section-note {
  max-width: 760px;
  margin: 14px 0 0;
  color: var(--muted);
}
.benefits-grid, .gallery-grid, .reviews-grid, .steps, .compare-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.card, .step, .compare-card, .review {
  background: linear-gradient(180deg, rgba(255, 255, 255, .055), rgba(255, 255, 255, .032));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: 0 16px 44px rgba(0, 0, 0, .22);
}

.card { min-height: 112px; font-weight: 800; }
.gallery-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.gallery-item {
  aspect-ratio: 4 / 3;
  padding: 0;
  overflow: hidden;
  cursor: zoom-in;
  border: 0;
  border-radius: var(--radius);
  background: var(--surface-2);
  box-shadow: 0 14px 38px rgba(0, 0, 0, .24);
}
.gallery-item img { transition: transform .35s ease; }
.gallery-item:hover img { transform: scale(1.04); }

.split {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(320px, 1.2fr);
  gap: clamp(24px, 5vw, 70px);
  align-items: center;
}

.video-box {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: var(--radius);
  background: #15181d;
  box-shadow: var(--shadow);
}
.video-box iframe, .video-box video { width: 100%; height: 100%; border: 0; }

.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255, 255, 255, .035); }
table { width: 100%; border-collapse: collapse; min-width: 640px; }
th, td { padding: 16px; text-align: left; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-size: 13px; text-transform: uppercase; }
tr:last-child td { border-bottom: 0; }

.step span {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  margin-bottom: 18px;
  color: #fff;
  background: var(--accent);
  border-radius: 50%;
  font-weight: 800;
}
.step p, .production-text p, .review p { color: var(--muted); }
.compare-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.compare-card ul { margin-bottom: 0; padding-left: 20px; }
.compare-card-accent { border-color: rgba(226, 27, 45, .42); box-shadow: 0 16px 44px rgba(226, 27, 45, .16); background: linear-gradient(180deg, rgba(226, 27, 45, .15), rgba(255, 255, 255, .035)); }

.faq-list { max-width: 920px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 0;
  border: 0;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font: inherit;
  font-weight: 800;
  text-align: left;
}
.faq-answer { max-height: 0; overflow: hidden; color: var(--muted); transition: max-height .3s ease; }
.faq-item.is-open .faq-answer { max-height: 180px; padding-bottom: 20px; }

.reviews-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.review-photos {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 0 0 18px;
}
.review-photos[data-count="1"] { grid-template-columns: 1fr; }
.review-photos[data-count="3"] .review-photo:first-child,
.review-photos[data-count="4"] .review-photo:first-child,
.review-photos[data-count="5"] .review-photo:first-child,
.review-photos[data-count="6"] .review-photo:first-child {
  grid-column: 1 / -1;
  aspect-ratio: 16 / 9;
}
.review-photo {
  width: 100%;
  aspect-ratio: 4 / 3;
  margin: 0;
  padding: 0;
  overflow: hidden;
  cursor: zoom-in;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-2);
}
.review-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .35s ease;
}
.review-photo:hover img { transform: scale(1.04); }
.review strong { display: block; margin-top: 18px; }

.final-cta {
  text-align: center;
  color: #fff;
  background:
    linear-gradient(135deg, rgba(226, 27, 45, .2), transparent 44%),
    linear-gradient(135deg, #08090b, #1b2028);
}
.final-cta p { color: rgba(255,255,255,.76); font-size: 20px; }

.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px;
  padding: 28px;
  color: var(--muted);
  background: #08090b;
}
.footer a:hover { color: #fff; }

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: none;
  place-items: center;
  padding: 24px;
  background: rgba(0,0,0,.84);
}
.lightbox.is-open { display: grid; }
.lightbox img { max-height: 86vh; border-radius: var(--radius); }
.lightbox-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  color: #fff;
  background: var(--accent);
  font-size: 30px;
  cursor: pointer;
}

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 980px) {
  .nav { display: none; }
  .hero, .split { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .benefits-grid, .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gallery-grid, .reviews-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 620px) {
  .site-header { gap: 12px; }
  .brand { font-size: 14px; }
  .hero-media { min-height: 300px; }
  .benefits-grid, .gallery-grid, .reviews-grid, .steps, .compare-grid { grid-template-columns: 1fr; }
  .button { width: 100%; }
  .button-small { width: auto; }
  .section { padding-left: 16px; padding-right: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}