:root {
  --navy-950: #171719;
  --navy-900: #222225;
  --navy-800: #2d2d31;
  --navy-700: #3b3b40;
  --navy-600: #505057;
  --gold: #df3529;
  --gold-deep: #b8271e;
  --gold-soft: #fce9e6;
  --ink: #252427;
  --muted: #68666b;
  --bg: #fcfbf9;
  --bg-soft: #f3f1ed;
  --bg-card: #ffffff;
  --line: #e5e1dc;
  --shadow-1: 0 2px 12px rgba(45, 38, 32, 0.05);
  --shadow-2: 0 14px 42px rgba(45, 38, 32, 0.1);
}

body { background: var(--bg); }
::selection { background: var(--gold); color: #fff; }
.brand-logo { border-radius: 50%; background: #111; }
.nav { color: var(--ink); }
.nav--solid,
body.subpage .nav {
  background: rgba(252, 251, 249, 0.9);
  box-shadow: 0 1px 0 rgba(37, 36, 39, 0.08);
}
.nav-links a:hover { background: rgba(37, 36, 39, 0.06); }
.brand-text span { opacity: 0.58; }
.nav-cta { color: #fff; }
.nav-cta:hover,
.btn-gold:hover { box-shadow: 0 14px 34px rgba(223, 53, 41, 0.24); }
.btn-gold { color: #fff; box-shadow: 0 10px 28px rgba(223, 53, 41, 0.18); }
.burger:hover { background: rgba(37, 36, 39, 0.06); }
.drawer { background: rgba(252, 251, 249, 0.97); }
.drawer a { color: var(--ink); border-bottom-color: rgba(37, 36, 39, 0.1); }
.drawer a:hover { color: var(--gold-deep); }
.drawer a small { color: #918e91; }
.drawer-tel { color: var(--gold-deep) !important; }
.drawer-close { color: var(--ink); border-color: rgba(37, 36, 39, 0.25); }
.drawer-close:hover { background: rgba(37, 36, 39, 0.06); }
.hero {
  color: var(--ink);
  background:
    radial-gradient(900px 520px at 88% 100%, rgba(223, 53, 41, 0.12), transparent 62%),
    linear-gradient(145deg, #fdfcf9 0%, #f5f2ec 58%, #eeeae3 100%);
}
.hero-bg { opacity: 0.09; filter: blur(22px) brightness(1.8) saturate(0.65); }
.hero::after { background: linear-gradient(180deg, rgba(252, 251, 249, 0.2), transparent 32%, transparent 68%, rgba(252, 251, 249, 0.6)); }
.hero-eyebrow { color: #7e6d68; }
.hero-title .gold {
  background: linear-gradient(100deg, #c92c22, #ee5145);
  -webkit-background-clip: text;
  background-clip: text;
}
.hero-en { color: #98928d; }
.hero-desc { color: var(--muted); }
.hero-cue { color: #98928d; }
.btn-ghost { color: var(--ink); border-color: rgba(37, 36, 39, 0.28); }
.btn-ghost:hover { background: rgba(37, 36, 39, 0.06); }
.hero-visual img {
  width: min(72vw, 440px);
  max-height: 76vh;
  aspect-ratio: 1208 / 1651;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: 0 28px 70px rgba(45, 38, 32, 0.18);
}
.about-media img { aspect-ratio: 4 / 3; }
.stats { background: var(--line); box-shadow: var(--shadow-2); }
.stat { background: #fff; }
.stat-num { color: var(--gold-deep); }
.stat-label { color: var(--muted); }
.page-banner {
  color: var(--ink);
  background:
    radial-gradient(900px 420px at 88% 120%, rgba(223, 53, 41, 0.12), transparent 60%),
    linear-gradient(150deg, #f8f6f1, #f0ece5 70%, #e9e4dc);
}
.page-banner::after { border-color: rgba(223, 53, 41, 0.18); }
.page-banner .sec-title { color: var(--ink); }
.page-banner .sec-sub,
.crumb { color: #8b8580; }
.section--navy {
  color: var(--ink);
  background:
    radial-gradient(900px 460px at 100% 0%, rgba(223, 53, 41, 0.06), transparent 55%),
    linear-gradient(160deg, #f6f4f0, #efede8);
}
.section--navy .sec-title,
.story-step h3 { color: var(--ink); }
.section--navy .sec-sub,
.story-step p { color: var(--muted); }
.story-visual-frame { background: #fff; box-shadow: 0 24px 70px rgba(45, 38, 32, 0.14); }
.story-visual-frame img { object-position: center; }
.contact-strip {
  color: var(--ink);
  background:
    radial-gradient(800px 360px at 92% 130%, rgba(223, 53, 41, 0.12), transparent 60%),
    linear-gradient(140deg, #fbe9e5, #f5d9d3);
  box-shadow: 0 18px 50px rgba(117, 64, 54, 0.12);
}
.contact-strip p { color: #755f5b; }
.contact-strip .btn-ghost { color: var(--ink); border-color: rgba(37, 36, 39, 0.28); }
.product-media { background: linear-gradient(160deg, #f7f5f1, #ece9e4); }
.product-media img { mix-blend-mode: normal; }
.contact-card { background: #fff; border-color: var(--line); }
.contact-item b { color: #8b8580; }
.contact-item span,
.contact-item a { color: var(--ink); }
.contact-item a:hover { color: var(--gold-deep); }
.contact-item small { color: var(--muted); }
.contact-media-col figure { border-color: var(--line); }
.tabbar { background: rgba(252, 251, 249, 0.94); border-top-color: rgba(37, 36, 39, 0.08); }
.tabbar a { color: #8b8788; }
.tabbar a.active .tab-ico { color: #fff; box-shadow: 0 6px 16px rgba(223, 53, 41, 0.26); }
.footer { background: #eae6df; color: #6e6967; }
.footer-brand { color: var(--ink); }
.footer-brand small { color: #98918b; }
.footer-line { background: rgba(37, 36, 39, 0.1); }
.footer-beian { color: #77716d; }
.contact-item .contact-phones { display: grid; gap: 3px; }
.contact-item .contact-phones a { display: block; }
.qr-row--single { grid-template-columns: minmax(0, 220px); }
.capability-grid { display: grid; gap: 18px; }
.capability-card {
  position: relative;
  padding: 30px 26px;
  border-radius: var(--radius-m);
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-1);
  overflow: hidden;
}
.capability-card .capability-no { color: var(--gold-deep); font-size: 12px; letter-spacing: 0.18em; }
.capability-card h3 { margin-top: 12px; font-size: 20px; color: var(--ink); }
.capability-card p { margin-top: 12px; color: var(--muted); font-size: 14.5px; }
.oem-panel {
  margin-top: clamp(36px, 5vw, 56px);
  padding: clamp(26px, 4vw, 44px);
  border-radius: var(--radius-l);
  background: #fff;
  color: var(--ink);
  border: 1px solid var(--line);
}
.oem-panel h3 { font-size: clamp(22px, 3vw, 30px); }
.oem-panel > p { margin-top: 12px; color: var(--muted); }
.oem-options { display: grid; gap: 12px; margin-top: 24px; }
.oem-option { padding: 18px; border: 1px solid var(--line); border-radius: var(--radius-s); background: var(--bg-soft); }
.oem-option b { display: block; color: var(--navy-900); }
.oem-option span { display: block; margin-top: 5px; color: var(--muted); font-size: 13.5px; }
.process-list { display: grid; gap: 0; margin-top: 28px; counter-reset: process; }
.process-list li { position: relative; padding: 16px 0 16px 48px; border-bottom: 1px solid var(--line); counter-increment: process; }
.process-list li:last-child { border-bottom: 0; }
.process-list li::before { content: "0" counter(process); position: absolute; left: 0; top: 16px; color: var(--gold-deep); font-size: 13px; font-weight: 700; }
.process-list b { display: block; }
.process-list span { color: var(--muted); font-size: 13.5px; }
.catalog-note { margin-top: 18px; color: #77716d; font-size: 12px; text-align: center; }
@media (min-width: 641px) {
  .capability-grid { grid-template-columns: repeat(2, 1fr); }
  .oem-options { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1025px) {
  .capability-grid { grid-template-columns: repeat(4, 1fr); }
  .hero-visual img { width: min(34vw, 450px); }
}