:root {
  --red: #b90f25;
  --red-deep: #850516;
  --orange: #f08a17;
  --amber: #ffc247;
  --ink: #20242b;
  --muted: #5f6672;
  --line: #e5e7eb;
  --soft: #f7f5f2;
  --panel: #ffffff;
  --shadow: 0 18px 45px rgba(32, 36, 43, 0.12);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.65;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.top-strip { background: var(--red-deep); color: #fff; font-size: 13px; }
.top-strip .container { min-height: 34px; display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.top-strip a { color: #fff; opacity: .95; }
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(255,255,255,.96); border-bottom: 1px solid rgba(229,231,235,.92); backdrop-filter: blur(10px); }
.header-inner { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.logo { display: flex; align-items: center; flex: 0 0 auto; }
.logo img { width: 185px; height: auto; flex: 0 0 auto; }
.nav-toggle { display: none; }
.nav-label { display: none; color: var(--red); font-weight: 700; border: 1px solid var(--line); padding: 8px 12px; border-radius: 6px; }
.primary-nav { display: flex; align-items: center; gap: 1px; }
.primary-nav a { padding: 8px 9px; font-size: 14px; font-weight: 700; color: #333945; border-radius: 4px; }
.primary-nav a:hover, .primary-nav a.active { background: var(--red); color: #fff; }
.hero {
  position: relative;
  min-height: 560px;
  color: #fff;
  background: var(--red-deep);
  overflow: hidden;
}
.hero img.hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .78; }
.hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(92, 5, 18, .94), rgba(151, 13, 32, .72) 46%, rgba(240, 138, 23, .18)); }
.hero-content { position: relative; z-index: 1; min-height: 560px; display: flex; align-items: center; padding: 60px 0 80px; }
.hero-copy { width: min(720px, 100%); }
.kicker { display: inline-flex; align-items: center; gap: 8px; color: var(--amber); text-transform: uppercase; font-size: 12px; font-weight: 800; letter-spacing: 0; }
.kicker::before { content: ""; width: 34px; height: 2px; background: var(--amber); }
h1 { margin: 12px 0 18px; font-size: clamp(36px, 6vw, 66px); line-height: 1.02; letter-spacing: 0; }
.hero p { font-size: 18px; max-width: 680px; color: rgba(255,255,255,.9); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 12px 18px; border-radius: 4px; font-weight: 800; border: 1px solid transparent; }
.btn.primary { background: var(--orange); color: #1b1610; }
.btn.secondary { border-color: rgba(255,255,255,.5); color: #fff; }
.btn.light { border-color: var(--line); background: #fff; color: var(--red); }
.band { padding: 72px 0; }
.band.alt { background: var(--soft); }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 28px; }
.section-head h2, .page-title h1, .product-title h1 { margin: 0; font-size: clamp(30px, 4vw, 46px); line-height: 1.1; color: var(--ink); }
.section-head p, .page-title p, .product-title p { margin: 10px 0 0; color: var(--muted); max-width: 760px; }
.grid { display: grid; gap: 22px; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; box-shadow: 0 10px 30px rgba(32,36,43,.06); }
.card.pad { padding: 24px; }
.card img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; background: #f5f5f5; }
.card h3 { margin: 0 0 10px; font-size: 21px; line-height: 1.25; color: var(--red-deep); }
.card p { margin: 0; color: var(--muted); }
.card-body { padding: 22px; }
.card-link { display: inline-block; margin-top: 16px; font-weight: 800; color: var(--red); }
.product-card img { aspect-ratio: 1 / 1; object-fit: contain; padding: 16px; }
.badge { display: inline-block; margin-bottom: 12px; padding: 4px 9px; border-radius: 999px; background: #fff3df; color: #8c4a00; font-size: 12px; font-weight: 800; }
.proof-strip { margin-top: -36px; position: relative; z-index: 2; }
.proof-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; background: #fff; border: 1px solid var(--line); border-radius: 8px; box-shadow: var(--shadow); overflow: hidden; }
.proof-item { padding: 22px 24px; border-right: 1px solid var(--line); }
.proof-item:last-child { border-right: 0; }
.proof-item strong { display: block; color: var(--red-deep); font-size: 18px; line-height: 1.25; }
.proof-item span { display: block; margin-top: 6px; color: var(--muted); font-size: 14px; }
.media-card img { aspect-ratio: 16 / 10; object-fit: cover; }
.process-grid { counter-reset: step; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.process-step { position: relative; padding: 24px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.process-step::before { counter-increment: step; content: "0" counter(step); display: inline-flex; align-items: center; justify-content: center; width: 38px; height: 38px; margin-bottom: 16px; border-radius: 50%; background: var(--red); color: #fff; font-weight: 800; }
.process-step h3 { margin: 0 0 8px; color: var(--red-deep); font-size: 19px; }
.process-step p { margin: 0; color: var(--muted); }
.comparison { width: 100%; overflow-x: auto; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.comparison table { width: 100%; border-collapse: collapse; min-width: 760px; }
.comparison th, .comparison td { padding: 16px 18px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.comparison th { background: var(--red-deep); color: #fff; }
.comparison tr:last-child td { border-bottom: 0; }
.comparison td:first-child { color: var(--red-deep); font-weight: 800; }
.checklist-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.check-item { padding: 16px 18px; border: 1px solid var(--line); border-radius: 8px; background: #fff; color: var(--muted); }
.check-item strong { display: block; margin-bottom: 4px; color: var(--red-deep); }
.page-hero { background: linear-gradient(135deg, #2a2c31, #7e0717); color: #fff; padding: 74px 0; }
.page-hero h1 { color: #fff; max-width: 900px; }
.page-hero p { max-width: 760px; color: rgba(255,255,255,.88); font-size: 18px; }
.breadcrumb { font-size: 13px; color: rgba(255,255,255,.72); margin-bottom: 14px; }
.product-title .breadcrumb { color: var(--muted); }
.breadcrumb a { color: inherit; text-decoration: underline; text-underline-offset: 3px; }
.content-layout { display: grid; grid-template-columns: minmax(0, 1fr) 330px; gap: 34px; align-items: start; }
.article-section { border-bottom: 1px solid var(--line); padding: 28px 0; }
.article-section:first-child { padding-top: 0; }
.article-section h2 { margin: 0 0 14px; font-size: 25px; color: var(--red-deep); }
.article-section ul { margin: 0; padding-left: 20px; color: var(--muted); }
.article-section li + li { margin-top: 10px; }
.article-section p { color: var(--muted); margin: 0 0 12px; }
.side-panel { position: sticky; top: 112px; background: var(--soft); border: 1px solid var(--line); border-radius: 8px; padding: 24px; }
.side-panel h3 { margin: 18px 0 10px; color: var(--red-deep); }
.side-panel h3:first-child { margin-top: 0; }
.side-panel ul { margin: 14px 0 0; padding-left: 19px; color: var(--muted); }
.image-feature { border-radius: 8px; overflow: hidden; box-shadow: var(--shadow); }
.image-feature img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.product-hero { padding: 58px 0; background: var(--soft); }
.product-hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) 430px; gap: 40px; align-items: center; }
.product-title h1 { color: var(--red-deep); }
.product-main-image { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 20px; box-shadow: var(--shadow); }
.product-main-image img { aspect-ratio: 1 / 1; object-fit: contain; }
.gallery { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 14px; margin-top: 18px; }
.gallery img { border: 1px solid var(--line); border-radius: 6px; aspect-ratio: 1 / 1; object-fit: contain; padding: 10px; background: #fff; }
.product-detail { padding: 64px 0; }
.cta-band { background: linear-gradient(135deg, var(--red-deep), var(--red)); color: #fff; padding: 46px 0; }
.cta-inner { display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.cta-inner h2 { margin: 0; font-size: 30px; }
.cta-inner p { margin: 8px 0 0; color: rgba(255,255,255,.88); }
.contact-list { display: grid; grid-template-columns: 1fr; gap: 12px; }
.contact-item { padding: 15px 16px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.contact-item strong { display: block; margin-bottom: 4px; color: var(--red-deep); font-size: 14px; }
.contact-item a, .contact-item { overflow-wrap: anywhere; }
.site-footer { background: #20242b; color: #cfd3da; padding: 42px 0 26px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 28px; }
.site-footer h3 { color: #fff; margin: 0 0 12px; }
.site-footer p, .site-footer a { color: #cfd3da; font-size: 14px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); margin-top: 28px; padding-top: 18px; font-size: 13px; }
@media (max-width: 960px) {
  .top-strip .container { flex-direction: column; align-items: flex-start; padding: 8px 0; gap: 4px; }
  .header-inner { min-height: 68px; }
  .nav-label { display: inline-flex; }
  .primary-nav { display: none; position: absolute; left: 0; right: 0; top: 100%; background: #fff; border-bottom: 1px solid var(--line); padding: 10px 20px 18px; flex-direction: column; align-items: stretch; }
  .nav-toggle:checked ~ .primary-nav { display: flex; }
  .primary-nav a { padding: 12px; }
  .hero, .hero-content { min-height: 500px; }
  .grid.two, .grid.three, .grid.four, .content-layout, .product-hero-grid, .footer-grid, .contact-list, .proof-grid, .process-grid, .checklist-grid { grid-template-columns: 1fr; }
  .proof-strip { margin-top: 0; }
  .proof-item { border-right: 0; border-bottom: 1px solid var(--line); }
  .proof-item:last-child { border-bottom: 0; }
  .side-panel { position: static; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 560px) {
  .container { width: min(100% - 28px, 1180px); }
  .band { padding: 52px 0; }
  .hero-content { padding: 48px 0 60px; }
  .section-head { display: block; }
  .gallery { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .logo { min-width: 0; }
  .logo img { width: 118px; }
  .btn { width: 100%; }
}