/*!
 * CMS — Generic Content Management Platform
 * Stylesheet for static bilingual marketing & product site
 */

:root {
  --color-ink: #16130f;
  --color-ink-soft: #5a534c;
  --color-paper: #f7f4f0;
  --color-paper-alt: #efeae3;
  --color-white: #ffffff;
  --color-primary: #c1272d;
  --color-primary-dark: #8f1c21;
  --color-primary-soft: #fbe9ea;
  --color-gold: #c9a227;
  --color-gold-soft: #f7ecd0;
  --color-border: #e5ddd4;
  --color-line: #d0c6ba;
  --de-black: #16130f;
  --de-red: #d0161c;
  --de-gold: #f0c22c;

  --font-display: -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  --font-base: -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  --max-width: 1180px;
  --radius: 18px;
  --radius-sm: 10px;
  --shadow-sm: 0 2px 12px rgba(22, 19, 15, 0.05);
  --shadow-md: 0 16px 48px rgba(22, 19, 15, 0.10);
  --shadow-lg: 0 28px 64px rgba(22, 19, 15, 0.14);
  --transition: 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}

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

body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-ink);
  background:
    radial-gradient(ellipse 80% 50% at 100% -10%, rgba(193, 39, 45, 0.06), transparent 55%),
    radial-gradient(ellipse 60% 40% at 0% 20%, rgba(201, 162, 39, 0.05), transparent 50%),
    var(--color-paper);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

/* ---------- Images: never stretch ---------- */
img {
  max-width: 100%;
  height: auto;
  width: auto;
  display: block;
  object-fit: contain;
}

a { color: inherit; text-decoration: none; }
ul, ol { padding-left: 1.2em; }
table { border-collapse: collapse; width: 100%; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.3;
  margin: 0 0 0.5em;
  font-weight: 700;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2.05rem, 4.2vw, 3rem); }
h2 { font-size: clamp(1.55rem, 3vw, 2.15rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; color: var(--color-ink-soft); }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.jump {
  font-weight: 700;
  color: var(--color-primary-dark);
  font-size: 0.9rem;
  transition: color var(--transition);
}
.jump:hover { color: var(--color-primary); }

/* ---------- Flag stripe ---------- */
.flag-stripe {
  height: 5px;
  display: flex;
}
.flag-stripe span { flex: 1; }
.flag-stripe .b { background: var(--de-black); }
.flag-stripe .r { background: var(--de-red); }
.flag-stripe .g { background: var(--de-gold); }

/* ---------- Top utility bar ---------- */
.topbar {
  background: linear-gradient(90deg, #12100d, #1c1814 50%, #12100d);
  color: #d9d4cc;
  font-size: 0.8rem;
  letter-spacing: 0.02em;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 7px;
  padding-bottom: 7px;
  gap: 12px;
  flex-wrap: wrap;
}
.topbar-tagline { opacity: 0.88; }
.lang-switch { display: flex; gap: 4px; }
.lang-switch a {
  padding: 3px 12px;
  border-radius: 20px;
  color: #d9d4cc;
  font-weight: 600;
  transition: background var(--transition), color var(--transition);
}
.lang-switch a.active,
.lang-switch a:hover { background: var(--color-primary); color: #fff; }

/* ---------- Header / Nav ---------- */
.site-header {
  background: rgba(255, 255, 255, 0.96);
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(231, 224, 216, 0.8);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.6);
}
.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  gap: 20px;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.55rem;
  letter-spacing: 0.04em;
  color: var(--color-primary);
}
.brand small {
  font-size: 0.58rem;
  font-weight: 700;
  color: var(--color-ink-soft);
  letter-spacing: 0.16em;
  border: 1px solid var(--color-line);
  border-radius: 20px;
  padding: 3px 9px;
}
.main-nav { display: flex; }
.main-nav ul {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 4px;
}
.main-nav a {
  display: block;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--color-ink);
  transition: background var(--transition), color var(--transition);
}
.main-nav a:hover,
.main-nav a[aria-current="page"] {
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
}
.nav-cta {
  background: var(--color-primary);
  color: #fff !important;
  padding: 10px 20px !important;
  box-shadow: 0 4px 14px rgba(193, 39, 45, 0.28);
}
.nav-cta:hover {
  background: var(--color-primary-dark) !important;
  color: #fff !important;
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  font-size: 1.1rem;
  cursor: pointer;
}

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  font-size: 0.85rem;
  color: var(--color-ink-soft);
  padding: 18px 0 0;
}
.breadcrumb a { color: var(--color-primary-dark); font-weight: 600; }
.breadcrumb span[aria-hidden] { margin: 0 6px; color: var(--color-line); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 56px 0 72px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.55) 0%, transparent 42%),
    linear-gradient(180deg, #f0ebe4 0%, var(--color-paper) 72%);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: auto -10% -30% 40%;
  height: 70%;
  background: radial-gradient(circle, rgba(193, 39, 45, 0.08), transparent 65%);
  pointer-events: none;
}
.hero .container {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--color-primary-dark);
  background: var(--color-primary-soft);
  border-radius: 20px;
  padding: 6px 14px;
  margin-bottom: 18px;
}
.hero h1 { margin-bottom: 16px; }
.hero .lead {
  font-size: 1.1rem;
  color: var(--color-ink-soft);
  max-width: 46ch;
  line-height: 1.8;
}
.hero-actions { display: flex; gap: 14px; margin-top: 28px; flex-wrap: wrap; }

.hero-figure {
  position: relative;
  background:
    radial-gradient(ellipse at 50% 40%, #fff 0%, #f3eee8 70%, #ebe4db 100%);
  border-radius: calc(var(--radius) + 4px);
  box-shadow: var(--shadow-lg);
  padding: 28px 24px 20px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.7);
}
.hero-figure::after {
  content: "";
  position: absolute;
  inset: 12px;
  border-radius: var(--radius);
  border: 1px solid rgba(193, 39, 45, 0.06);
  pointer-events: none;
}
.hero-figure img {
  margin: 0 auto;
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: min(52vh, 480px);
  object-fit: contain;
}
.hero-figure figcaption {
  position: relative;
  margin-top: 14px;
  font-size: 0.85rem;
  color: var(--color-ink-soft);
  letter-spacing: 0.02em;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid var(--color-border);
}
.hero-stats .stat-num {
  font-family: var(--font-display);
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.hero-stats .stat-label {
  font-size: 0.82rem;
  color: var(--color-ink-soft);
  margin-top: 4px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.94rem;
  transition: all var(--transition);
  border: 2px solid transparent;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 6px 20px rgba(193, 39, 45, 0.28);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(193, 39, 45, 0.32);
}
.btn-outline { border-color: var(--color-ink); color: var(--color-ink); }
.btn-outline:hover { background: var(--color-ink); color: #fff; transform: translateY(-2px); }

/* ---------- Sections ---------- */
section { padding: 72px 0; }
.section-alt {
  background:
    linear-gradient(180deg, rgba(239, 234, 227, 0.9), rgba(247, 244, 240, 0.4));
}
.section-dark {
  background:
    radial-gradient(ellipse at 20% 0%, rgba(193, 39, 45, 0.18), transparent 45%),
    linear-gradient(160deg, #1a1612, #12100d 60%);
  color: #efece6;
}
.section-dark p { color: #c8c2b8; }
.section-head { max-width: 720px; margin: 0 0 44px; }
.section-head.center { margin-inline: auto; text-align: center; }
.eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 12px;
}
.section-dark .eyebrow { color: var(--de-gold); }

/* ---------- Grid / Cards ---------- */
.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); }

.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: #ddd3c8;
}
.card h3 { margin-bottom: 10px; }
.card .icon-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(145deg, var(--color-primary-soft), #fff);
  color: var(--color-primary-dark);
  font-family: var(--font-display);
  font-weight: 800;
  margin-bottom: 16px;
  border: 1px solid rgba(193, 39, 45, 0.1);
}

.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 52px;
  align-items: center;
}
.feature-row.reverse .feature-media { order: 2; }
.feature-media {
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(ellipse at 50% 45%, #fff 0%, var(--color-paper-alt) 100%);
  border-radius: var(--radius);
  padding: 28px 20px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  min-height: 280px;
}
.feature-media img {
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: min(68vh, 560px);
  object-fit: contain;
  margin: 0 auto;
  border-radius: var(--radius-sm);
  box-shadow: none;
  filter: drop-shadow(0 12px 28px rgba(22, 19, 15, 0.12));
}
.feature-list { list-style: none; padding: 0; margin: 0; }
.feature-list li {
  display: flex;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px dashed var(--color-border);
}
.feature-list li:last-child { border-bottom: none; }
.feature-list .tag {
  flex-shrink: 0;
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.85rem;
  box-shadow: 0 4px 12px rgba(193, 39, 45, 0.25);
}
.feature-list strong { display: block; color: var(--color-ink); margin-bottom: 3px; }

/* ---------- Timeline ---------- */
.timeline {
  position: relative;
  display: grid;
  gap: 28px;
}
.timeline-item {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 20px;
  align-items: start;
  position: relative;
}
.timeline-year {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}
.timeline-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px 24px;
  box-shadow: var(--shadow-sm);
  display: flex;
  gap: 18px;
  align-items: flex-start;
  transition: box-shadow var(--transition), transform var(--transition);
}
.timeline-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.timeline-card img {
  width: 80px;
  height: 80px;
  object-fit: contain;
  object-position: center;
  border-radius: 12px;
  flex-shrink: 0;
  background: var(--color-paper-alt);
  padding: 4px;
  border: 1px solid var(--color-border);
}
.timeline-card h3 { margin-bottom: 6px; font-size: 1.05rem; }
.timeline-card ul { margin: 6px 0 0; padding-left: 1.1em; color: var(--color-ink-soft); font-size: 0.92rem; }

/* ---------- Tables ---------- */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  margin-bottom: 22px;
  background: var(--color-white);
}
.spec-table caption {
  text-align: left;
  font-weight: 700;
  padding: 14px 18px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  font-size: 0.98rem;
}
.spec-table th, .spec-table td {
  padding: 11px 16px;
  text-align: left;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}
.spec-table thead th {
  background: var(--color-paper-alt);
  font-weight: 700;
  color: var(--color-ink);
  position: sticky;
  top: 0;
}
.spec-table tbody tr { transition: background 0.15s ease; }
.spec-table tbody tr:hover { background: var(--color-primary-soft); }
.spec-table tbody tr:last-child td { border-bottom: none; }

.diam-pill {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 20px;
  background: var(--color-gold-soft);
  color: #7a5c0c;
  margin-left: 8px;
}

/* ---------- Product overview cards ---------- */
.diam-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 28px 0 40px;
}
.diam-nav a {
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid var(--color-line);
  font-weight: 700;
  font-size: 0.88rem;
  background: var(--color-white);
  transition: all var(--transition);
}
.diam-nav a:hover {
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
  background: var(--color-primary-soft);
  transform: translateY(-1px);
}

/* ---------- Spec meta list ---------- */
.meta-list {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
  display: grid;
  gap: 10px;
}
.meta-list li {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 10px;
  font-size: 0.94rem;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
}
.meta-list b { color: var(--color-ink); }

/* ---------- Flow diagram section ---------- */
.flow-figure {
  background:
    radial-gradient(ellipse at 50% 40%, #fff, var(--color-paper-alt));
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.flow-figure img {
  margin: 0 auto;
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: min(70vh, 640px);
  object-fit: contain;
}
.flow-steps {
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: step;
  display: grid;
  gap: 14px;
}
.flow-steps li {
  counter-increment: step;
  position: relative;
  padding-left: 42px;
  font-size: 0.95rem;
  color: var(--color-ink-soft);
}
.flow-steps li::before {
  content: counter(step);
  position: absolute;
  left: 0; top: 0;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-weight: 800;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.flow-steps strong { color: var(--color-ink); }

/* ---------- FAQ ---------- */
.faq-item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color var(--transition);
}
.section-dark .faq-item {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.12);
}
.faq-item summary {
  padding: 16px 20px;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background var(--transition);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 1.3rem;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-left: 12px;
  transition: transform var(--transition);
}
.section-dark .faq-item summary::after { color: var(--de-gold); }
.faq-item[open] summary::after {
  content: "\2212";
  transform: rotate(0deg);
}
.faq-item .faq-body { padding: 0 20px 18px; color: var(--color-ink-soft); }
.section-dark .faq-item .faq-body { color: #c8c2b8; }
.section-dark .faq-item .faq-body a { color: #fff; text-decoration: underline; }

/* ---------- Accessory cards ---------- */
.accessory-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}
.accessory-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.accessory-card .thumb {
  background:
    radial-gradient(ellipse at 50% 40%, #fff 0%, var(--color-paper-alt) 100%);
  padding: 24px 18px;
  text-align: center;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--color-border);
}
.accessory-card .thumb img {
  max-height: 180px;
  max-width: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  margin: 0 auto;
  filter: drop-shadow(0 8px 18px rgba(22, 19, 15, 0.1));
}
.accessory-card .body { padding: 18px 20px 22px; flex: 1; }
.accessory-card h3 { font-size: 1.05rem; margin-bottom: 4px; }
.accessory-card .en-name {
  font-size: 0.82rem;
  color: var(--color-ink-soft);
  margin-bottom: 10px;
  display: block;
}
.accessory-card p { font-size: 0.9rem; margin-bottom: 8px; }
.accessory-card a.jump { font-weight: 700; color: var(--color-primary-dark); font-size: 0.88rem; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}
.contact-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 18px; }
.contact-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 18px 20px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.contact-list li:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.contact-list .ico {
  width: 42px; height: 42px;
  border-radius: 12px;
  background: linear-gradient(145deg, var(--color-primary-soft), #fff);
  color: var(--color-primary-dark);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800;
  flex-shrink: 0;
  border: 1px solid rgba(193, 39, 45, 0.1);
}
.placeholder-note {
  background: var(--color-gold-soft);
  border: 1px dashed var(--color-gold);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  font-size: 0.88rem;
  color: #7a5c0c;
}

/* ---------- CTA banner ---------- */
.cta-banner {
  background: linear-gradient(125deg, var(--color-primary) 0%, #a01f24 55%, var(--color-primary-dark) 100%);
  color: #fff;
  border-radius: calc(var(--radius) + 4px);
  padding: 44px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  box-shadow: 0 18px 48px rgba(193, 39, 45, 0.28);
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: "";
  position: absolute;
  right: -40px;
  top: -60px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  pointer-events: none;
}
.cta-banner h2 { color: #fff; margin-bottom: 6px; position: relative; }
.cta-banner p { color: #fbdada; margin: 0; position: relative; }
.cta-banner .btn-outline {
  border-color: #fff;
  color: #fff;
  position: relative;
}
.cta-banner .btn-outline:hover { background: #fff; color: var(--color-primary); }

/* ---------- Footer ---------- */
.site-footer {
  background: linear-gradient(180deg, #1a1612, #100e0c);
  color: #b9b3a8;
  padding: 60px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 32px;
  margin-bottom: 36px;
}
.footer-grid h4 {
  color: #efece6;
  font-family: var(--font-display);
  font-size: 0.95rem;
  margin-bottom: 16px;
  letter-spacing: 0.04em;
}
.footer-grid ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; font-size: 0.88rem; }
.footer-grid a { transition: color var(--transition); }
.footer-grid a:hover { color: #fff; }
.footer-brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.4rem;
  color: #fff;
  margin-bottom: 10px;
  letter-spacing: 0.04em;
}
.footer-desc { font-size: 0.88rem; max-width: 34ch; }
.footer-bottom {
  border-top: 1px solid #33302a;
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.82rem;
}

/* ---------- Reveal animation (subtle, non-blocking) ---------- */
.reveal {
  opacity: 1;
  transform: translateY(10px);
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.is-visible {
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .card:hover, .accessory-card:hover, .btn:hover { transform: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero .container { grid-template-columns: 1fr; gap: 32px; }
  .hero-figure { order: -1; }
  .hero-figure img { max-height: min(42vh, 360px); }
  .feature-row,
  .feature-row.reverse { grid-template-columns: 1fr; }
  .feature-row.reverse .feature-media { order: 0; }
  .feature-media img { max-height: min(50vh, 420px); }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .main-nav {
    position: fixed;
    inset: 64px 0 0 0;
    background: #fff;
    display: none;
    padding: 12px 20px;
    overflow-y: auto;
    box-shadow: var(--shadow-md);
  }
  .main-nav.open { display: block; }
  .main-nav ul { flex-direction: column; gap: 2px; }
  .nav-toggle { display: inline-flex; }
  .hero { padding: 36px 0 48px; }
  .hero-stats { grid-template-columns: 1fr; gap: 14px; }
  .hero-stats > div {
    display: flex;
    align-items: baseline;
    gap: 12px;
  }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .timeline-item { grid-template-columns: 1fr; }
  .timeline-card { flex-direction: column; }
  .timeline-card img {
    width: 96px;
    height: 96px;
  }
  .cta-banner {
    flex-direction: column;
    text-align: center;
    padding: 36px 28px;
  }
  .footer-grid { grid-template-columns: 1fr; }
  section { padding: 48px 0; }
  .accessory-card .thumb { min-height: 200px; }
  .meta-list li { grid-template-columns: 1fr; gap: 4px; }
}

/* ========== CMS 动态页补充样式（前台模板） ========== */
.page-hero {
  background: linear-gradient(180deg, rgba(193, 39, 45, 0.06), transparent);
  padding: 48px 0 32px;
  border-bottom: 1px solid var(--color-border);
}
.page-hero h1 { margin-bottom: 0.25em; }
.page-hero .lead { max-width: 760px; }

.section-block { margin-top: 48px; }
.section-block h2 {
  border-bottom: 3px solid var(--color-primary-soft);
  padding-bottom: 8px;
  margin-bottom: 20px;
}

.grid { display: grid; gap: 24px; }

.product-card { padding: 20px; }
.product-card a { display: flex; flex-direction: column; height: 100%; gap: 10px; }
.product-card h3 { margin: 8px 0 4px; font-size: 1.05rem; }

.product-thumb {
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--color-paper-alt);
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
}
.product-thumb img { object-fit: contain; width: 100%; height: 100%; }
.product-thumb-empty {
  color: var(--color-ink-soft);
  font-weight: 700;
  text-align: center;
  padding: 16px;
  font-size: 0.95rem;
}
.video-thumb { background: #16130f; color: var(--de-gold); font-size: 2.2rem; }

.article-card { padding: 20px; }
.article-card a { display: flex; flex-direction: column; gap: 8px; }
.article-meta {
  color: var(--color-ink-soft);
  font-size: 0.85rem;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.article-tags {
  margin-top: 32px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  color: var(--color-ink-soft);
  font-size: 0.9rem;
}

.rich-content { color: var(--color-ink); }
.rich-content img { border-radius: var(--radius-sm); margin: 8px 0; }
.rich-content table { margin: 16px 0; }
.rich-content h2, .rich-content h3 { margin-top: 1.4em; }

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 18px;
  margin-top: 40px;
}
.pagination a { font-weight: 700; color: var(--color-primary-dark); }
.pagination span { color: var(--color-ink-soft); }

.empty-tip { text-align: center; color: var(--color-ink-soft); padding: 48px 0; }

.product-gallery { display: grid; gap: 12px; }
.product-top { align-items: flex-start; }
.video-player { margin-bottom: 24px; }