/* ============================================================
   Xingliao Technology — odmhome.com — Static Marketing Site
   Palette: dark slate + deep navy + champagne gold
   ============================================================ */

:root {
  --ink:      #131a22;
  --ink-2:    #1d2630;
  --navy:     #0f1620;
  --slate:    #232d3a;
  --gold:     #c9a45c;
  --gold-2:   #e0c183;
  --paper:    #f7f5f1;
  --white:    #ffffff;
  --muted:    #8b96a3;
  --radius:   14px;
  --shadow:   0 10px 30px rgba(15, 22, 32, 0.10);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "Segoe UI", "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}
.container.narrow { max-width: 820px; }

/* ---------------- Navigation ---------------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15, 22, 32, 0.96);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(201, 164, 92, 0.35);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.brand {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.brand-text {
  color: var(--white);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.3px;
}
.brand-sub {
  color: var(--gold-2);
  font-size: 10.5px;
  letter-spacing: 1.6px;
  text-transform: uppercase;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-links a {
  color: #cdd4dc;
  font-size: 14.5px;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--gold-2); }
.nav-links .nav-cta {
  color: var(--navy);
  background: var(--gold);
  padding: 9px 18px;
  border-radius: 999px;
  font-weight: 600;
}
.nav-links .nav-cta:hover { background: var(--gold-2); color: var(--navy); }

/* ---------------- Hero ---------------- */
.hero {
  background:
    radial-gradient(1100px 500px at 80% -10%, rgba(201,164,92,0.18), transparent 60%),
    linear-gradient(160deg, #101924 0%, #0b1119 55%, #0a0e14 100%);
  color: var(--white);
  padding: 110px 0 90px;
  text-align: center;
}
.hero-badge {
  display: inline-block;
  border: 1px solid rgba(201,164,92,0.6);
  color: var(--gold-2);
  padding: 7px 18px;
  border-radius: 999px;
  font-size: 13px;
  letter-spacing: 1.5px;
  margin-bottom: 24px;
}
.hero-title {
  font-size: clamp(42px, 6vw, 72px);
  font-weight: 800;
  letter-spacing: -1px;
  background: linear-gradient(120deg, #fff 40%, var(--gold-2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 12px;
}
.hero-sub {
  font-size: clamp(18px, 2.6vw, 26px);
  font-weight: 500;
  color: #e8edf2;
  margin-bottom: 18px;
}
.hero-desc {
  max-width: 660px;
  margin: 0 auto 34px;
  color: var(--muted);
  font-size: 16px;
}
.hero-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }

/* ---------------- Buttons ---------------- */
.btn {
  display: inline-block;
  padding: 13px 30px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}
.btn-gold {
  background: linear-gradient(120deg, var(--gold), var(--gold-2));
  color: var(--navy);
  box-shadow: 0 8px 22px rgba(201, 164, 92, 0.35);
}
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(201,164,92,0.45); }
.btn-outline {
  border: 1.5px solid rgba(201,164,92,0.7);
  color: var(--gold-2);
}
.btn-outline:hover { background: rgba(201,164,92,0.12); transform: translateY(-2px); }
.btn-lg { padding: 15px 38px; font-size: 16px; }

/* Hero stats */
.hero-stats {
  display: flex;
  justify-content: center;
  gap: 50px;
  flex-wrap: wrap;
}
.stat { text-align: center; }
.stat strong {
  display: block;
  font-size: 32px;
  font-weight: 800;
  color: var(--gold);
}
.stat span { color: var(--muted); font-size: 13.5px; letter-spacing: 0.5px; }

/* ---------------- Sections ---------------- */
.section { padding: 92px 0; }
.section-light { background: var(--white); }
.section-dark {
  background: linear-gradient(160deg, #141c26 0%, #0e141d 100%);
  color: var(--white);
}
.section-kicker {
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 3px;
  text-align: center;
  margin-bottom: 12px;
}
.section-dark .section-kicker.gold { color: var(--gold-2); }
.section-title {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  text-align: center;
  margin-bottom: 14px;
  letter-spacing: -0.5px;
}
.section-lead {
  text-align: center;
  color: var(--muted);
  max-width: 640px;
  margin: 0 auto 48px;
}

/* ---------------- Product cards ---------------- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 26px;
  margin-top: 20px;
}
.card {
  background: var(--paper);
  border: 1px solid #ece7de;
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}
.card:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(15,22,32,0.15); }
.card-icon { font-size: 34px; margin-bottom: 14px; }
.card h3 { font-size: 20px; margin-bottom: 12px; }
.card-list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 8px;
  color: #3d4854;
  font-size: 15px;
}
.card-list li::before {
  content: "◆";
  position: absolute;
  left: 0;
  color: var(--gold);
  font-size: 10px;
  top: 4px;
}
.card-note { margin-top: 14px; color: var(--muted); font-size: 13.5px; }

/* ---------------- Feature grid ---------------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 26px;
}
.feature {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(201,164,92,0.22);
  border-radius: var(--radius);
  padding: 26px 24px;
}
.feature h4 {
  color: var(--gold-2);
  font-size: 17px;
  margin-bottom: 10px;
}
.feature p { color: #b8c1cb; font-size: 14.5px; }

/* ---------------- Section subtitle ---------------- */
.section-subtitle {
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 700;
  text-align: center;
  color: var(--white);
  margin-bottom: 40px;
  letter-spacing: -0.3px;
}

/* ---------------- ODM offer band ---------------- */
.odm-band {
  max-width: 820px;
  margin: 0 auto;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(201,164,92,0.25);
  border-radius: var(--radius);
  padding: 30px 32px;
}
.odm-band-lead {
  color: var(--gold-2);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.odm-band ul li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 12px;
  color: #c6ced7;
  font-size: 15px;
  line-height: 1.7;
}
.odm-band ul li::before {
  content: "◆";
  position: absolute;
  left: 0;
  color: var(--gold);
  font-size: 10px;
  top: 5px;
}
.odm-band ul li strong { color: var(--gold-2); }

/* ---------------- ODM process steps ---------------- */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}
.step {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(201,164,92,0.22);
  border-radius: var(--radius);
  padding: 26px 24px;
  position: relative;
  transition: transform 0.2s, border-color 0.2s;
}
.step:hover { transform: translateY(-4px); border-color: rgba(201,164,92,0.55); }
.step-num {
  display: inline-block;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 1px;
  color: var(--navy);
  background: linear-gradient(120deg, var(--gold), var(--gold-2));
  border-radius: 999px;
  padding: 4px 14px;
  margin-bottom: 16px;
}
.step h4 { color: var(--white); font-size: 17px; margin-bottom: 10px; }
.step p { color: #b8c1cb; font-size: 14.5px; }

/* ---------------- Light feature cards (factory) ---------------- */
.feature-light {
  background: var(--paper);
  border: 1px solid #ece7de;
  box-shadow: var(--shadow);
}
.feature-light h4 { color: var(--ink); }
.feature-light p { color: #3d4854; }
.feature-light:hover { transform: translateY(-4px); box-shadow: 0 18px 40px rgba(15,22,32,0.12); }

/* ---------------- Certifications ---------------- */
.cert-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.cert {
  display: flex;
  align-items: center;
  gap: 22px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(201,164,92,0.25);
  border-radius: var(--radius);
  padding: 24px 26px;
  text-align: left;
}
.cert-mark {
  flex-shrink: 0;
  width: 74px;
  height: 74px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 2px solid var(--gold);
  color: var(--gold-2);
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 1px;
}
.cert h4 { color: var(--white); font-size: 18px; margin-bottom: 6px; }
.cert p { color: #b8c1cb; font-size: 14.5px; }
.cert-footnote {
  margin-top: 30px;
  text-align: center;
  color: var(--muted);
  font-size: 13.5px;
}

/* ---------------- Market list ---------------- */
.market-list { max-width: 680px; margin: 0 auto; }
.market-list li {
  background: var(--paper);
  border: 1px solid #ece7de;
  border-radius: 12px;
  padding: 16px 22px;
  margin-bottom: 12px;
  color: #3d4854;
  font-size: 15.5px;
}
.market-list strong { color: var(--ink); }

/* ---------------- CTA ---------------- */
.cta {
  text-align: center;
  background:
    radial-gradient(900px 420px at 20% 0%, rgba(201,164,92,0.16), transparent 55%),
    linear-gradient(170deg, #141c26 0%, #0e141d 100%);
  color: var(--white);
}
.cta .section-lead { color: var(--muted); }
.cta .btn { margin: 6px 8px 14px; }
.cta-whatsapp { color: #cdd4dc; font-size: 15.5px; margin-top: 8px; }
.cta-whatsapp a { color: var(--gold-2); font-weight: 600; }

/* ---------------- Footer (Black · Gold) ---------------- */
.footer {
  background: #0a0d12;
  color: #e7ded0;
  padding: 64px 0 0;
  border-top: 3px solid var(--gold);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.4fr;
  gap: 40px;
  padding-bottom: 44px;
}

/* ---------------- Website entrance cards (mid-page section) ---------------- */
/* Visibility hardening: guard again any potential rule hiding the block */
#entrances,
.entrance-section {
  display: block !important;
  position: relative;
  z-index: 1;
}
.entrance-section .section-lead { color: var(--muted); }
.entrance-row {
  display: grid !important;
  grid-template-columns: 1fr;
  gap: 28px;
  max-width: 960px;
  margin: 0 auto;
}
.entrance-card {
  display: block !important;
  position: relative;
  overflow: hidden;
  width: 100%;
  text-align: center;
  text-decoration: none;
  border: 2px solid rgba(201, 164, 92, 0.6);
  border-radius: 16px;
  padding: 48px 32px 40px;
  background: linear-gradient(160deg, rgba(201,164,92,0.12), rgba(201,164,92,0.02));
  color: var(--gold-2);
  transition: transform 0.7s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.7s ease, border-color 0.25s;
  animation: entrance-breathe 3s ease-in-out infinite;
}
/* Gold light sweep across each card */
.entrance-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: -130%;
  width: 55%;
  height: 100%;
  background: linear-gradient(100deg, transparent, rgba(224, 193, 131, 0.30), transparent);
  transform: skewX(-18deg);
  animation: entrance-sweep 4s ease-in-out infinite;
  pointer-events: none;
}
/* Scroll-in reveal animation (whole page) */
html.js .reveal {
  opacity: 0;
  transform: translateY(46px);
  transition: opacity 0.85s ease, transform 0.85s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
}
html.js .reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}
.entrance-card strong {
  display: block;
  font-size: clamp(28px, 4.2vw, 40px);
  font-weight: 800;
  letter-spacing: 0.5px;
  word-break: break-all;
  margin-bottom: 10px;
}
.entrance-card span {
  display: block;
  font-size: 16px;
  letter-spacing: 3px;
  color: #d8cfbd;
  font-weight: 600;
  margin-bottom: 14px;
}
.entrance-card small {
  display: block;
  font-size: 16px;
  color: var(--muted);
  line-height: 1.5;
}
.entrance-card:hover {
  transform: translateY(-4px);
  border-color: var(--gold-2);
  transition: transform 0.25s ease, border-color 0.25s ease, opacity 0.85s ease;
}
@keyframes entrance-breathe {
  0%, 100% {
    box-shadow: 0 0 10px rgba(201, 164, 92, 0.35);
  }
  50% {
    box-shadow: 0 0 34px rgba(201, 164, 92, 0.85);
  }
}
@keyframes entrance-sweep {
  0% { left: -130%; }
  55% { left: 170%; }
  100% { left: 170%; }
}
@media (prefers-reduced-motion: reduce) {
  .entrance-card,
  .entrance-card::after,
  html.js .reveal { animation: none !important; transition: none !important; }
  html.js .reveal { opacity: 1 !important; transform: none !important; }
}
.footer h4 {
  color: var(--gold-2);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.8px;
  margin-bottom: 16px;
  text-transform: uppercase;
}
.footer-brand { font-size: 18px !important; text-transform: none !important; }
.footer-col p { font-size: 14px; color: #b8b1a2; line-height: 1.7; }
.footer-col ul li { margin-bottom: 10px; font-size: 14px; }
.footer-col ul a { color: #cfc7b6; transition: color 0.2s; }
.footer-col ul a:hover { color: var(--gold-2); }
.footer-contact a { color: var(--gold-2) !important; }

/* Service badges */
.footer-badges {
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
  padding: 22px 0;
  border-top: 1px solid rgba(201,164,92,0.25);
  border-bottom: 1px solid rgba(201,164,92,0.25);
}
.badge {
  border: 1px solid rgba(201,164,92,0.5);
  color: var(--gold-2);
  border-radius: 8px;
  padding: 8px 16px;
  font-size: 13px;
  letter-spacing: 0.5px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.footer-bottom {
  text-align: center;
  padding: 20px 16px;
  color: #6f6a61;
  font-size: 13px;
}

/* ============================================================
   Customization, MOQ & Delivery — low-MOQ cards (deep-slate)
   ============================================================ */
.moq-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 8px;
}
.moq-card {
  position: relative;
  overflow: hidden;
  background: linear-gradient(165deg, rgba(255,255,255,0.055), rgba(255,255,255,0.02));
  border: 1px solid rgba(201,164,92,0.32);
  border-radius: var(--radius);
  padding: 30px 26px 26px;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform 0.2s, border-color 0.2s;
}
.moq-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--gold-2));
}
.moq-card:hover { transform: translateY(-5px); border-color: rgba(201,164,92,0.6); }
.moq-badge {
  align-self: flex-start;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 1.6px;
  color: var(--navy);
  background: linear-gradient(120deg, var(--gold), var(--gold-2));
  border-radius: 999px;
  padding: 4px 12px;
  margin-bottom: 18px;
}
.moq-card h3 { color: var(--white); font-size: 21px; margin-bottom: 6px; letter-spacing: -0.2px; }
.moq-price {
  font-size: 30px;
  font-weight: 800;
  color: var(--gold-2);
  margin-bottom: 12px;
}
.moq-card > p:last-child { color: #b8c1cb; font-size: 14.5px; line-height: 1.7; }

.cap-kicker {
  margin: 56px 0 24px;
  text-align: center;
  color: var(--gold-2);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 3px;
}
.cap-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.cap {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(201,164,92,0.22);
  border-radius: var(--radius);
  padding: 22px 20px;
  text-align: center;
}
.cap h4 { color: var(--gold-2); font-size: 16px; margin-bottom: 8px; }
.cap p { color: #b8c1cb; font-size: 13.5px; line-height: 1.65; }

.moq-note {
  margin: 40px auto 0;
  max-width: 760px;
  text-align: center;
  color: #c6ced7;
  font-size: 15px;
  line-height: 1.75;
  border: 1px dashed rgba(201,164,92,0.4);
  border-radius: var(--radius);
  padding: 22px 26px;
}
.moq-note strong { color: var(--gold-2); }

/* ============================================================
   Copy-to-clipboard chips (CTA + footer)
   ============================================================ */
.copy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-left: 10px;
  padding: 5px 14px;
  border: 1px solid rgba(201,164,92,0.6);
  border-radius: 999px;
  background: transparent;
  color: var(--gold-2);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.5px;
  cursor: pointer;
  line-height: 1;
  vertical-align: middle;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.copy-btn:hover { background: rgba(201,164,92,0.15); }
.copy-btn.copied {
  color: var(--navy);
  background: linear-gradient(120deg, var(--gold), var(--gold-2));
  border-color: transparent;
}

.cta-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}
.cta-actions .btn { margin: 6px 0 14px; }

/* Footer contact rows: keep link + copy button on one line */
.footer-contact li {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
}
.footer-contact .copy-btn { margin-left: 6px; }

/* ---------------- Responsive ---------------- */
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .entrance-row { grid-template-columns: 1fr; }
  .cap-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .nav-links { display: none; }
  .hero { padding: 80px 0 70px; }
  .hero-stats { gap: 28px; }
  .section { padding: 64px 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .entrance-card { padding: 30px 16px; }
  .moq-grid { grid-template-columns: 1fr; }
  .cap-grid { grid-template-columns: 1fr; }
}