/* ============================================================
   毅明兴眼镜 · 全站样式 (高端藏蓝 + 鎏金)
   ============================================================ */
:root {
  --navy: #0b1220;
  --navy-2: #101b30;
  --navy-3: #17233c;
  --gold: #c6a45c;
  --gold-2: #e6cf94;
  --gold-d: #a8873f;
  --paper: #f7f6f2;
  --ink: #1c2330;
  --text: #3a4252;
  --muted: #7b8494;
  --line: #e8e4da;
  --line-d: #d9d3c4;
  --white: #ffffff;
  --font-head: "Playfair Display", "Noto Serif SC", "Songti SC", "STSong", serif;
  --font-body: "Inter", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --shadow: 0 18px 50px rgba(11, 18, 32, .10);
  --shadow-lg: 0 30px 80px rgba(11, 18, 32, .16);
  --radius: 14px;
  --tr: .35s cubic-bezier(.4, 0, .2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.75;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; font-size: inherit; }

.container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
.skip-link { position: absolute; left: -9999px; top: 0; background: var(--gold); color: #fff; padding: 8px 16px; z-index: 9999; }
.skip-link:focus { left: 0; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 32px; border-radius: 999px; font-size: 15.5px; font-weight: 600;
  letter-spacing: .06em; transition: var(--tr); border: 1px solid transparent; white-space: nowrap;
}
.btn-gold { background: linear-gradient(135deg, var(--gold-2), var(--gold) 55%, var(--gold-d)); color: #141b2b; box-shadow: 0 10px 28px rgba(198,164,92,.35); }
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 16px 36px rgba(198,164,92,.45); }
.btn-outline { border-color: rgba(198,164,92,.7); color: var(--gold); }
.btn-outline:hover { background: var(--gold); color: #141b2b; }
.btn-white { background: #fff; color: var(--navy); }
.btn-white:hover { background: var(--gold-2); }
.btn-dark { background: var(--navy); color: #fff; }
.btn-dark:hover { background: var(--navy-3); }
.btn-sm { padding: 10px 22px; font-size: 14px; }
.btn-lg { padding: 17px 44px; font-size: 17px; }

/* ---------- 顶栏 ---------- */
.topbar { background: var(--navy); color: rgba(255,255,255,.78); font-size: 13px; letter-spacing: .02em; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; min-height: 38px; gap: 16px; }
.topbar-left, .topbar-right { display: flex; align-items: center; gap: 18px; }
.topbar-slogan { color: var(--gold-2); }
.topbar-socials { display: flex; gap: 12px; }
.topbar-socials a { display: inline-flex; opacity: .7; transition: var(--tr); }
.topbar-socials a:hover { opacity: 1; color: var(--gold-2); }
.lang-switch { display: inline-flex; align-items: center; gap: 6px; color: rgba(255,255,255,.85); transition: var(--tr); }
.lang-switch:hover { color: var(--gold-2); }

/* ---------- 页头 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 900;
  background: rgba(255,255,255,.96); backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(232,228,218,.8);
  transition: box-shadow var(--tr);
}
.site-header.scrolled { box-shadow: 0 10px 30px rgba(11,18,32,.08); }
.header-inner { display: flex; align-items: center; gap: 28px; min-height: 78px; }
.brand { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.brand-logo { height: 46px; width: auto; }
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-name { font-family: var(--font-head); font-size: 19px; font-weight: 700; color: var(--navy); letter-spacing: .04em; }
.brand-en { font-size: 11.5px; color: var(--gold-d); letter-spacing: .28em; text-transform: uppercase; }
.main-nav { margin-left: auto; }
.nav-list { display: flex; gap: 4px; }
.nav-list > li { position: relative; }
.nav-list > li > a {
  display: flex; align-items: center; gap: 5px; padding: 28px 15px;
  font-size: 16px; font-weight: 500; color: var(--ink); transition: color var(--tr);
  white-space: nowrap;
}
.nav-list > li > a .chev { transition: transform var(--tr); }
.nav-list > li:hover > a, .nav-list > li.active > a { color: var(--gold-d); }
.nav-list > li:hover .chev { transform: rotate(180deg); }
.nav-list > li.active > a::after {
  content: ""; position: absolute; left: 15px; right: 15px; bottom: 16px; height: 2px;
  background: linear-gradient(90deg, var(--gold), var(--gold-2)); border-radius: 2px;
}
.dropdown {
  position: absolute; top: 100%; left: 50%; transform: translateX(-50%) translateY(14px);
  min-width: 230px; background: #fff; border-radius: 12px; padding: 12px;
  box-shadow: var(--shadow-lg); border: 1px solid var(--line);
  opacity: 0; visibility: hidden; transition: var(--tr); z-index: 50;
}
.has-dropdown:hover .dropdown { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(6px); }
.dropdown::before { content: ""; position: absolute; top: -16px; left: 0; right: 0; height: 16px; }
.dropdown a { display: block; padding: 10px 14px; border-radius: 8px; font-size: 14.5px; color: var(--text); transition: var(--tr); }
.dropdown a:hover { background: var(--paper); color: var(--gold-d); padding-left: 20px; }
.dropdown-all { font-weight: 700; color: var(--navy) !important; border-bottom: 1px solid var(--line); border-radius: 8px 8px 0 0 !important; margin-bottom: 4px; }

.header-actions { display: flex; align-items: center; gap: 12px; margin-left: 6px; }
.icon-btn { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 50%; color: var(--navy); transition: var(--tr); }
.icon-btn:hover { background: var(--paper); color: var(--gold-d); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; width: 40px; height: 40px; align-items: center; justify-content: center; }
.nav-toggle span { width: 22px; height: 2px; background: var(--navy); border-radius: 2px; transition: var(--tr); }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- 搜索浮层 ---------- */
.search-overlay {
  position: fixed; inset: 0; z-index: 1200; background: rgba(11,18,32,.96);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: var(--tr);
}
.search-overlay.open { opacity: 1; visibility: visible; }
.search-overlay-inner { width: min(680px, 90vw); position: relative; }
.search-close {
  position: absolute; top: -70px; right: 0; font-size: 42px; color: rgba(255,255,255,.6); line-height: 1; transition: var(--tr);
}
.search-close:hover { color: var(--gold-2); transform: rotate(90deg); }
.search-form { display: flex; border-bottom: 2px solid var(--gold); }
.search-form input {
  flex: 1; background: none; border: none; outline: none; color: #fff;
  font-size: 28px; padding: 16px 4px; font-family: var(--font-head);
}
.search-form input::placeholder { color: rgba(255,255,255,.35); }
.search-form button { color: var(--gold-2); font-size: 16px; font-weight: 600; padding: 0 10px; letter-spacing: .1em; }

/* ---------- Hero 轮播 ---------- */
.hero { position: relative; height: min(82vh, 820px); min-height: 560px; overflow: hidden; background: var(--navy); }
.hero-slider { position: absolute; inset: 0; }
.slide {
  position: absolute; inset: 0; background-size: cover; background-position: center;
  opacity: 0; transition: opacity 1.1s ease; z-index: 1;
}
.slide.active { opacity: 1; z-index: 2; }
.slide::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(11,18,32,.82) 0%, rgba(11,18,32,.45) 45%, rgba(11,18,32,.18) 100%);
}
.slide-content {
  position: relative; z-index: 3; height: 100%;
  display: flex; flex-direction: column; justify-content: center; max-width: 1240px;
  margin: 0 auto; padding: 0 24px;
}
.slide-kicker { color: var(--gold-2); letter-spacing: .34em; text-transform: uppercase; font-size: 13.5px; font-weight: 600; margin-bottom: 18px; opacity: 0; transform: translateY(20px); }
.slide.active .slide-kicker { animation: riseIn .8s .2s forwards; }
.slide-title {
  font-family: var(--font-head); font-size: clamp(34px, 5vw, 60px); font-weight: 700;
  color: #fff; line-height: 1.22; max-width: 680px; margin-bottom: 18px;
  opacity: 0; transform: translateY(26px);
}
.slide.active .slide-title { animation: riseIn .9s .35s forwards; }
.slide-sub { font-size: clamp(15px, 1.6vw, 18px); color: rgba(255,255,255,.82); max-width: 560px; margin-bottom: 34px; opacity: 0; transform: translateY(26px); }
.slide.active .slide-sub { animation: riseIn .9s .5s forwards; }
.slide-cta { opacity: 0; transform: translateY(26px); }
.slide.active .slide-cta { animation: riseIn .9s .65s forwards; }
@keyframes riseIn { to { opacity: 1; transform: translateY(0); } }

.hero-dots { position: absolute; z-index: 5; bottom: 34px; left: 50%; transform: translateX(-50%); display: flex; gap: 10px; }
.hero-dots button { width: 34px; height: 3px; border-radius: 3px; background: rgba(255,255,255,.3); transition: var(--tr); }
.hero-dots button.active { background: var(--gold); width: 52px; }
.hero-arrow {
  position: absolute; z-index: 5; top: 50%; transform: translateY(-50%);
  width: 50px; height: 50px; border-radius: 50%; border: 1px solid rgba(255,255,255,.35);
  color: #fff; display: flex; align-items: center; justify-content: center;
  transition: var(--tr); background: rgba(11,18,32,.25); backdrop-filter: blur(4px);
}
.hero-arrow:hover { background: var(--gold); border-color: var(--gold); color: #141b2b; }
.hero-arrow.prev { left: 26px; }
.hero-arrow.next { right: 26px; }
.hero-scroll {
  position: absolute; z-index: 5; bottom: 30px; right: 30px; color: rgba(255,255,255,.5);
  font-size: 11px; letter-spacing: .3em; writing-mode: vertical-rl; text-transform: uppercase;
}
@keyframes scrollHint { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
.hero-scroll span { display: block; animation: scrollHint 2s infinite; }

/* ---------- 区块 ---------- */
.section { padding: 96px 0; }
.section-paper { background: var(--paper); }
.section-dark { background: linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 60%, var(--navy-3) 100%); color: #fff; }
.sec-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.sec-head-left { text-align: left; margin: 0 0 44px; }
.kicker {
  display: inline-flex; align-items: center; gap: 10px; color: var(--gold-d);
  font-size: 13.5px; font-weight: 700; letter-spacing: .32em; text-transform: uppercase; margin-bottom: 14px;
}
.kicker::before { content: ""; width: 34px; height: 1.5px; background: linear-gradient(90deg, transparent, var(--gold)); }
.sec-head-center .kicker::after, .kicker.center::after { content: ""; width: 34px; height: 1.5px; background: linear-gradient(90deg, var(--gold), transparent); }
.h2-title { font-family: var(--font-head); font-size: clamp(30px, 3.6vw, 44px); font-weight: 700; color: var(--navy); line-height: 1.3; }
.sec-desc { color: var(--muted); margin-top: 14px; font-size: 16.5px; }
.section-dark .h2-title { color: #fff; }
.section-dark .sec-desc { color: rgba(255,255,255,.62); }
.section-dark .kicker { color: var(--gold-2); }

/* ---------- 首页：关于 ---------- */
.about-split { display: grid; grid-template-columns: 1.05fr 1fr; gap: 64px; align-items: center; }
.about-media { position: relative; }
.about-media img { border-radius: var(--radius); box-shadow: var(--shadow-lg); }
.about-media::before {
  content: ""; position: absolute; inset: 22px -22px -22px 22px;
  border: 1px solid rgba(198,164,92,.5); border-radius: var(--radius); z-index: -1;
}
.about-badge {
  position: absolute; right: -20px; bottom: 34px; background: linear-gradient(140deg, var(--gold-2), var(--gold));
  color: #141b2b; border-radius: 14px; padding: 18px 24px; box-shadow: var(--shadow-lg); text-align: center;
}
.about-badge .num { font-family: var(--font-head); font-size: 34px; font-weight: 700; line-height: 1; }
.about-badge .lbl { font-size: 12px; letter-spacing: .14em; margin-top: 4px; font-weight: 600; }
.about-body .h2-title { margin-bottom: 20px; }
.about-body p { color: var(--muted); margin-bottom: 16px; }
.about-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 20px; margin: 22px 0 30px; }
.about-list li { display: flex; align-items: center; gap: 10px; font-size: 15.5px; color: var(--ink); font-weight: 500; }
.about-list li::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--gold); flex-shrink: 0; }

/* ---------- 统计 ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat-card { text-align: center; padding: 34px 16px; background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); border-top: 3px solid var(--gold); transition: var(--tr); }
.stat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.stat-num { font-family: var(--font-head); font-size: 44px; font-weight: 700; color: var(--navy); line-height: 1.1; }
.stat-num em { font-style: normal; color: var(--gold-d); font-size: 24px; }
.stat-lbl { color: var(--muted); font-size: 14.5px; margin-top: 8px; letter-spacing: .06em; }

/* ---------- 分类卡片 ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.card-cat { position: relative; border-radius: var(--radius); overflow: hidden; aspect-ratio: 4/3; box-shadow: var(--shadow); }
.card-cat img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--tr); }
.card-cat:hover img { transform: scale(1.08); }
.card-cat::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(11,18,32,.86)); }
.card-cat-body { position: absolute; z-index: 2; left: 22px; right: 22px; bottom: 20px; color: #fff; }
.card-cat-body h3 { font-family: var(--font-head); font-size: 22px; font-weight: 700; }
.card-cat-body p { font-size: 13px; color: rgba(255,255,255,.65); letter-spacing: .08em; margin-top: 2px; text-transform: uppercase; }
.card-cat-body .cat-arrow {
  position: absolute; right: 0; bottom: 4px; width: 40px; height: 40px; border-radius: 50%;
  background: var(--gold); color: #141b2b; display: flex; align-items: center; justify-content: center;
  transform: translateY(60px); transition: var(--tr);
}
.card-cat:hover .cat-arrow { transform: translateY(0); }

/* ---------- 产品卡片 ---------- */
.prod-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.prod-grid-4 { grid-template-columns: repeat(4, 1fr); gap: 22px; }
.card-prod { background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); transition: var(--tr); border: 1px solid var(--line); }
.card-prod:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.card-prod-media { position: relative; aspect-ratio: 1/1; overflow: hidden; background: var(--paper); }
.card-prod-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--tr); }
.card-prod:hover .card-prod-media img { transform: scale(1.06); }
.card-prod-tag {
  position: absolute; top: 14px; left: 14px; z-index: 2; background: rgba(11,18,32,.78);
  color: var(--gold-2); font-size: 11.5px; letter-spacing: .12em; padding: 5px 12px; border-radius: 999px; backdrop-filter: blur(4px);
}
.card-prod-body { padding: 18px 20px 20px; }
.card-prod-body h3 { font-size: 16.5px; font-weight: 600; color: var(--ink); margin-bottom: 6px; line-height: 1.4; }
.card-prod-model { font-size: 12.5px; color: var(--gold-d); letter-spacing: .08em; margin-bottom: 8px; }
.card-prod-brief { font-size: 14px; color: var(--muted); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card-prod-foot { display: flex; justify-content: space-between; align-items: center; margin-top: 14px; padding-top: 12px; border-top: 1px dashed var(--line-d); }
.card-prod-foot a { font-size: 14px; font-weight: 600; color: var(--navy); display: inline-flex; align-items: center; gap: 5px; transition: var(--tr); }
.card-prod-foot a:hover { color: var(--gold-d); gap: 9px; }

/* ---------- 特色优势 ---------- */
.feat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feat-card { background: #fff; border-radius: var(--radius); padding: 34px 26px; box-shadow: var(--shadow); border: 1px solid var(--line); transition: var(--tr); position: relative; overflow: hidden; }
.feat-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--gold), var(--gold-2)); transform: scaleX(0); transform-origin: left; transition: var(--tr); }
.feat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.feat-card:hover::before { transform: scaleX(1); }
.feat-ico { width: 58px; height: 58px; border-radius: 14px; background: linear-gradient(140deg, rgba(198,164,92,.16), rgba(198,164,92,.05)); color: var(--gold-d); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
.feat-card h3 { font-family: var(--font-head); font-size: 19px; color: var(--navy); margin-bottom: 10px; }
.feat-card p { font-size: 14.5px; color: var(--muted); }

/* ---------- 流程 ---------- */
.flow-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; position: relative; }
.flow-grid::before { content: ""; position: absolute; top: 29px; left: 9%; right: 9%; height: 1.5px; background: linear-gradient(90deg, transparent, rgba(198,164,92,.5), transparent); }
.flow-step { text-align: center; position: relative; }
.flow-num {
  width: 58px; height: 58px; margin: 0 auto 16px; border-radius: 50%;
  background: var(--navy); color: var(--gold-2); font-family: var(--font-head); font-size: 20px; font-weight: 700;
  display: flex; align-items: center; justify-content: center; border: 2px solid var(--gold); position: relative; z-index: 2;
}
.flow-step h3 { font-size: 16px; font-weight: 600; color: #fff; margin-bottom: 6px; }
.flow-step p { font-size: 13.5px; color: rgba(255,255,255,.6); }

/* ---------- 厂区掠影 ---------- */
.factory-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.strip-item { position: relative; border-radius: var(--radius); overflow: hidden; aspect-ratio: 4/3; }
.strip-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--tr); }
.strip-item:hover img { transform: scale(1.07); }
.strip-item::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(11,18,32,.7)); }
.strip-item span { position: absolute; z-index: 2; left: 16px; bottom: 14px; color: #fff; font-size: 14.5px; font-weight: 600; }

/* ---------- 新闻卡片 ---------- */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.card-news { background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--line); transition: var(--tr); display: flex; flex-direction: column; }
.card-news:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.card-news-media { position: relative; aspect-ratio: 16/9; overflow: hidden; }
.card-news-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--tr); }
.card-news:hover .card-news-media img { transform: scale(1.06); }
.news-date {
  position: absolute; left: 16px; bottom: -20px; background: var(--navy); color: var(--gold-2);
  border-radius: 10px; padding: 8px 14px; text-align: center; line-height: 1.1; box-shadow: var(--shadow);
}
.news-date b { display: block; font-family: var(--font-head); font-size: 19px; font-weight: 700; }
.news-date span { font-size: 10.5px; letter-spacing: .1em; }
.card-news-body { padding: 34px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.card-news-body h3 { font-size: 17px; font-weight: 600; color: var(--ink); line-height: 1.45; margin-bottom: 10px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card-news-body p { font-size: 14.5px; color: var(--muted); flex: 1; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card-news-body a { margin-top: 14px; font-size: 14px; font-weight: 600; color: var(--gold-d); display: inline-flex; gap: 5px; align-items: center; transition: var(--tr); }
.card-news-body a:hover { gap: 9px; }

/* ---------- CTA ---------- */
.cta-band { position: relative; overflow: hidden; }
.cta-band::before {
  content: ""; position: absolute; inset: 0; opacity: .12;
  background: radial-gradient(circle at 20% 30%, rgba(198,164,92,.6), transparent 45%),
              radial-gradient(circle at 80% 70%, rgba(198,164,92,.4), transparent 40%);
}
.cta-inner { position: relative; z-index: 2; text-align: center; max-width: 720px; margin: 0 auto; }
.cta-inner .h2-title { color: #fff; margin-bottom: 14px; }
.cta-inner p { color: rgba(255,255,255,.68); margin-bottom: 30px; }

/* ---------- 内页横幅 ---------- */
.page-banner {
  position: relative; padding: 92px 0 78px; overflow: hidden;
  background: var(--navy);
}
.page-banner-bg {
  position: absolute; inset: 0; z-index: 0;
  background-size: cover; background-position: center;
  animation: bannerKenburns 22s ease-in-out infinite alternate;
}
.page-banner-bg::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(115deg, rgba(9,14,26,.90) 0%, rgba(9,14,26,.62) 48%, rgba(9,14,26,.80) 100%),
    linear-gradient(180deg, rgba(9,14,26,.30), rgba(9,14,26,.72));
}
@keyframes bannerKenburns {
  from { transform: scale(1.04) translateX(-0.6%); }
  to   { transform: scale(1.13) translateX(0.6%); }
}
.page-banner::before {
  content: ""; position: absolute; inset: 0; opacity: .45; z-index: 1;
  background: radial-gradient(circle at 85% 20%, rgba(198,164,92,.35), transparent 42%),
              radial-gradient(circle at 10% 90%, rgba(198,164,92,.22), transparent 38%);
}
.page-banner::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; z-index: 1;
  background: linear-gradient(90deg, transparent, rgba(198,164,92,.5), transparent);
}
.page-banner-inner { position: relative; z-index: 2; }
.banner-kicker { color: var(--gold-2); letter-spacing: .3em; font-size: 12.5px; text-transform: uppercase; font-weight: 600; margin-bottom: 10px; }
.banner-title { font-family: var(--font-head); font-size: clamp(32px, 4.2vw, 48px); color: #fff; font-weight: 700; }
.breadcrumb { margin-top: 16px; display: flex; align-items: center; gap: 8px; font-size: 14.5px; color: rgba(255,255,255,.6); }
.breadcrumb a { color: rgba(255,255,255,.8); transition: var(--tr); }
.breadcrumb a:hover { color: var(--gold-2); }
.crumb-sep { color: rgba(255,255,255,.3); }

/* ---------- 产品筛选 ---------- */
.filter-bar { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 40px; }
.filter-btn {
  padding: 10px 23px; border-radius: 999px; border: 1px solid var(--line-d);
  font-size: 14.5px; font-weight: 500; color: var(--text); transition: var(--tr); background: #fff;
}
.filter-btn:hover { border-color: var(--gold); color: var(--gold-d); }
.filter-btn.active { background: var(--navy); border-color: var(--navy); color: var(--gold-2); }

/* ---------- 产品详情 ---------- */
.prod-detail { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.prod-detail-media { position: sticky; top: 110px; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); }
.prod-detail-media img { width: 100%; }
.prod-detail h1 { font-family: var(--font-head); font-size: 34px; color: var(--navy); margin-bottom: 12px; line-height: 1.3; }
.prod-detail-meta { display: flex; flex-wrap: wrap; gap: 8px 14px; margin-bottom: 20px; }
.pill { font-size: 12px; padding: 5px 14px; border-radius: 999px; background: var(--paper); color: var(--gold-d); border: 1px solid var(--line); letter-spacing: .04em; }
.spec-table { width: 100%; border-collapse: collapse; margin: 20px 0 26px; }
.spec-table th, .spec-table td { border: 1px solid var(--line); padding: 11px 16px; font-size: 14.5px; text-align: left; }
.spec-table th { background: var(--paper); color: var(--ink); font-weight: 600; width: 130px; }
.spec-table td { color: var(--text); }
.prod-detail-body h3 { font-family: var(--font-head); font-size: 18px; color: var(--navy); margin-bottom: 12px; padding-bottom: 10px; border-bottom: 2px solid var(--gold); display: inline-block; }
.prod-detail-body p { color: var(--muted); margin-bottom: 14px; }
.detail-actions { display: flex; gap: 14px; margin-top: 24px; flex-wrap: wrap; }

/* ---------- 厂区画廊 ---------- */
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.gallery-item { position: relative; border-radius: var(--radius); overflow: hidden; cursor: pointer; aspect-ratio: 4/3; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--tr); }
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item figcaption {
  position: absolute; inset: auto 0 0 0; padding: 34px 18px 14px; color: #fff; font-size: 14.5px; font-weight: 500;
  background: linear-gradient(180deg, transparent, rgba(11,18,32,.85)); transform: translateY(6px); transition: var(--tr);
}
.gallery-item:hover figcaption { transform: translateY(0); }
.gallery-cat { margin-bottom: 40px; }
.gallery-cat h3 { font-family: var(--font-head); font-size: 23px; color: var(--navy); margin-bottom: 6px; }
.gallery-cat > p { color: var(--muted); font-size: 15px; margin-bottom: 20px; }

/* Lightbox */
.lightbox {
  position: fixed; inset: 0; z-index: 2000; background: rgba(8,12,22,.95);
  display: flex; align-items: center; justify-content: center; opacity: 0; visibility: hidden; transition: var(--tr);
}
.lightbox.open { opacity: 1; visibility: visible; }
.lightbox img { max-width: 88vw; max-height: 84vh; border-radius: 8px; box-shadow: var(--shadow-lg); }
.lightbox-caption { position: absolute; bottom: 28px; left: 0; right: 0; text-align: center; color: rgba(255,255,255,.8); font-size: 14px; }
.lightbox-close { position: absolute; top: 24px; right: 30px; color: #fff; font-size: 40px; line-height: 1; opacity: .7; transition: var(--tr); }
.lightbox-close:hover { opacity: 1; transform: rotate(90deg); }
.lightbox-prev, .lightbox-next { position: absolute; top: 50%; transform: translateY(-50%); color: #fff; font-size: 30px; opacity: .6; transition: var(--tr); padding: 16px; }
.lightbox-prev { left: 18px; } .lightbox-next { right: 18px; }
.lightbox-prev:hover, .lightbox-next:hover { opacity: 1; color: var(--gold-2); }

/* ---------- 新闻列表/详情 ---------- */
.news-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.news-detail { max-width: 820px; margin: 0 auto; }
.news-detail h1 { font-family: var(--font-head); font-size: clamp(26px, 3.4vw, 36px); color: var(--navy); line-height: 1.35; margin-bottom: 16px; }
.news-meta { display: flex; gap: 22px; color: var(--muted); font-size: 13.5px; padding-bottom: 20px; border-bottom: 1px solid var(--line); margin-bottom: 30px; }
.news-detail-media { border-radius: var(--radius); overflow: hidden; margin-bottom: 30px; }
.news-detail-body { font-size: 16.5px; line-height: 2; color: var(--text); }
.news-detail-body p { margin-bottom: 18px; }
.news-detail-body img { border-radius: 10px; margin: 10px 0; }

/* ---------- FAQ 手风琴 ---------- */
.faq-list { max-width: 860px; margin: 0 auto; }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: 12px; margin-bottom: 14px; overflow: hidden; transition: var(--tr); }
.faq-item.open { border-color: rgba(198,164,92,.6); box-shadow: var(--shadow); }
.faq-q {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 20px 24px; font-size: 16.5px; font-weight: 600; color: var(--ink); text-align: left;
}
.faq-q .faq-ico { flex-shrink: 0; width: 30px; height: 30px; border-radius: 50%; border: 1.5px solid var(--gold); color: var(--gold-d); display: flex; align-items: center; justify-content: center; font-size: 16px; transition: var(--tr); }
.faq-item.open .faq-ico { background: var(--gold); color: #141b2b; transform: rotate(135deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .45s ease; }
.faq-a-inner { padding: 0 24px 22px; color: var(--muted); font-size: 15.5px; }

/* ---------- 联系页 ---------- */
.contact-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 50px; align-items: start; }
.info-card { display: flex; gap: 16px; padding: 20px 0; border-bottom: 1px dashed var(--line-d); }
.info-card:last-child { border-bottom: none; }
.info-ico { flex-shrink: 0; width: 46px; height: 46px; border-radius: 12px; background: linear-gradient(140deg, rgba(198,164,92,.18), rgba(198,164,92,.06)); color: var(--gold-d); display: flex; align-items: center; justify-content: center; }
.info-card h4 { font-size: 13.5px; color: var(--muted); font-weight: 500; margin-bottom: 3px; letter-spacing: .06em; }
.info-card p, .info-card a { font-size: 15.5px; color: var(--ink); font-weight: 600; word-break: break-all; }
.info-card a:hover { color: var(--gold-d); }
.map-panel {
  margin-top: 26px; border-radius: var(--radius); overflow: hidden; position: relative;
  background: linear-gradient(140deg, var(--navy-2), var(--navy-3)); color: #fff; min-height: 210px;
  display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 30px;
}
.map-panel::before {
  content: ""; position: absolute; inset: 0; opacity: .3;
  background: radial-gradient(circle at 50% 30%, rgba(198,164,92,.5), transparent 50%),
              repeating-linear-gradient(0deg, transparent 0 46px, rgba(255,255,255,.05) 46px 47px),
              repeating-linear-gradient(90deg, transparent 0 46px, rgba(255,255,255,.05) 46px 47px);
}
.map-panel svg { position: relative; z-index: 2; color: var(--gold-2); margin-bottom: 12px; }
.map-panel p { position: relative; z-index: 2; font-size: 14px; color: rgba(255,255,255,.85); max-width: 300px; }

/* ---------- 表单 ---------- */
.form-card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--line); padding: 34px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 14px; font-weight: 600; color: var(--ink); letter-spacing: .03em; }
.field label .req { color: #c0392b; }
.field input, .field textarea, .field select {
  border: 1px solid var(--line-d); border-radius: 10px; padding: 13px 17px; font-size: 15.5px;
  color: var(--ink); outline: none; transition: var(--tr); background: var(--paper); width: 100%;
}
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--gold); background: #fff; box-shadow: 0 0 0 3px rgba(198,164,92,.15); }
.field textarea { resize: vertical; min-height: 130px; }
.form-note { font-size: 12.5px; color: var(--muted); margin-top: 16px; }
.form-msg { display: none; margin-top: 18px; padding: 14px 18px; border-radius: 10px; font-size: 14px; font-weight: 500; }
.form-msg.ok { display: block; background: #eef7ef; color: #1e7e34; border: 1px solid #bfe3c6; }
.form-msg.err { display: block; background: #fdf0ef; color: #b03a2e; border: 1px solid #f0c4bf; }

/* ---------- 分页 ---------- */
.pagination { display: flex; justify-content: center; align-items: center; gap: 8px; margin-top: 46px; flex-wrap: wrap; }
.page-btn {
  min-width: 40px; height: 40px; padding: 0 14px; border-radius: 10px; border: 1px solid var(--line-d);
  display: inline-flex; align-items: center; justify-content: center; font-size: 14px; color: var(--text); transition: var(--tr); background: #fff;
}
.page-btn:hover { border-color: var(--gold); color: var(--gold-d); }
.page-btn.active { background: var(--navy); border-color: var(--navy); color: var(--gold-2); font-weight: 600; }
.page-dots { color: var(--muted); }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--navy); color: rgba(255,255,255,.72); position: relative; overflow: hidden; }
.site-footer::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, transparent, var(--gold), transparent); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 44px; padding: 70px 24px 44px; max-width: 1240px; margin: 0 auto; }
.footer-logo img { height: 44px; margin-bottom: 18px; }
.footer-brand p { font-size: 14.5px; line-height: 1.9; color: rgba(255,255,255,.6); }
.footer-socials { display: flex; gap: 10px; margin-top: 20px; }
.footer-socials a {
  width: 38px; height: 38px; border-radius: 50%; border: 1px solid rgba(255,255,255,.18);
  display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,.75); transition: var(--tr);
}
.footer-socials a:hover { background: var(--gold); border-color: var(--gold); color: #141b2b; transform: translateY(-3px); }
.footer-col h4 { color: #fff; font-family: var(--font-head); font-size: 17px; margin-bottom: 22px; position: relative; padding-bottom: 12px; }
.footer-col h4::after { content: ""; position: absolute; left: 0; bottom: 0; width: 30px; height: 2px; background: var(--gold); }
.footer-col ul li { margin-bottom: 11px; }
.footer-col ul a { font-size: 14.5px; color: rgba(255,255,255,.66); transition: var(--tr); display: inline-flex; gap: 6px; align-items: center; }
.footer-col ul a:hover { color: var(--gold-2); padding-left: 6px; }
.footer-contact li { font-size: 14.5px; margin-bottom: 12px; line-height: 1.6; }
.footer-contact a { color: rgba(255,255,255,.75); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 20px 0; }
.footer-bottom-inner { display: flex; justify-content: space-between; align-items: center; gap: 14px; flex-wrap: wrap; font-size: 12.5px; color: rgba(255,255,255,.45); max-width: 1240px; margin: 0 auto; padding: 0 24px; }
.footer-bottom a { color: rgba(255,255,255,.55); transition: var(--tr); }
.footer-bottom a:hover { color: var(--gold-2); }
.footer-lang a { color: var(--gold-2); font-weight: 600; }

/* ---------- 浮动按钮 ---------- */
.float-actions { position: fixed; right: 26px; bottom: 30px; z-index: 800; display: flex; flex-direction: column; gap: 12px; align-items: flex-end; }
.float-inquiry {
  display: flex; align-items: center; gap: 8px; background: linear-gradient(135deg, var(--gold-2), var(--gold));
  color: #141b2b; padding: 14px 22px; border-radius: 999px; font-weight: 700; font-size: 14px;
  box-shadow: 0 14px 34px rgba(198,164,92,.4); transition: var(--tr);
}
.float-inquiry:hover { transform: translateY(-3px); box-shadow: 0 20px 44px rgba(198,164,92,.5); }
.back-top {
  width: 44px; height: 44px; border-radius: 50%; background: var(--navy); color: var(--gold-2);
  display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow);
  opacity: 0; visibility: hidden; transform: translateY(12px); transition: var(--tr); border: 1px solid rgba(198,164,92,.4);
}
.back-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.back-top:hover { background: var(--gold); color: #141b2b; }

/* ---------- 滚动显现 ---------- */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .8s ease, transform .8s cubic-bezier(.2,.7,.3,1); }
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .1s; } .reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; } .reveal-delay-4 { transition-delay: .4s; }

/* ---------- 404 ---------- */
.error-page { text-align: center; padding: 120px 24px; }
.error-page .code { font-family: var(--font-head); font-size: 120px; font-weight: 700; color: var(--navy); line-height: 1; background: linear-gradient(135deg, var(--gold-2), var(--gold-d)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.error-page p { color: var(--muted); margin: 16px 0 30px; }

/* ---------- 语言选择落地页 ---------- */
body.page-landing { background: radial-gradient(1200px 700px at 20% 10%, #f3f6f9 0%, #dde3eb 48%, #c4cedb 100%); min-height: 100vh; overflow-x: hidden; }
.landing { min-height: 100vh; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 40px 24px 30px; position: relative; overflow: hidden; }
.landing::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(circle at 80% 20%, rgba(30,58,95,.10), transparent 32%),
    radial-gradient(circle at 15% 80%, rgba(198,164,92,.12), transparent 30%);
}
/* 极光流动层 */
.landing-aurora {
  position: absolute; inset: -12%; z-index: 0; pointer-events: none; filter: blur(46px); opacity: .9;
  background:
    radial-gradient(38% 46% at 22% 28%, rgba(46,90,140,.20), transparent 62%),
    radial-gradient(34% 42% at 78% 24%, rgba(120,155,190,.28), transparent 60%),
    radial-gradient(42% 50% at 50% 88%, rgba(150,160,175,.22), transparent 60%),
    radial-gradient(30% 36% at 65% 70%, rgba(190,165,110,.20), transparent 60%);
  animation: auroraDrift 20s ease-in-out infinite alternate;
}
.landing-aurora.a2 { opacity: .5; filter: blur(60px); animation-duration: 27s; animation-direction: alternate-reverse; }
@keyframes auroraDrift {
  0%   { transform: translate(0,0) scale(1) rotate(0deg); }
  50%  { transform: translate(3%, -2.5%) scale(1.1) rotate(7deg); }
  100% { transform: translate(-2.5%, 2%) scale(1.05) rotate(-6deg); }
}
.landing > .landing-ring,
.landing > .landing-name,
.landing > .landing-sub,
.landing > .landing-divider,
.landing > .landing-btns,
.landing > .landing-foot { position: relative; z-index: 2; }

.landing-orb { position: absolute; border-radius: 50%; filter: blur(1px); pointer-events: none; z-index: 1; animation: orbFloat 9s ease-in-out infinite, orbTwinkle 4.5s ease-in-out infinite; }
.landing-orb.o1 { width: 7px; height: 7px; background: var(--gold-2); top: 18%; left: 14%; }
.landing-orb.o2 { width: 5px; height: 5px; background: #fff; top: 28%; left: 72%; animation-delay: 1.6s, .7s; }
.landing-orb.o3 { width: 9px; height: 9px; background: var(--gold); bottom: 22%; left: 26%; animation-delay: 3s, 1.8s; }
.landing-orb.o4 { width: 4px; height: 4px; background: var(--gold-2); bottom: 30%; right: 18%; animation-delay: 2.2s, 2.6s; }
.landing-orb.o5 { width: 6px; height: 6px; background: #fff; top: 64%; left: 8%; animation-delay: 4.1s, 1.1s; }
.landing-orb.o6 { width: 5px; height: 5px; background: #4a7ab0; top: 20%; right: 30%; animation-delay: 1s, 2.2s; }
.landing-orb.o7 { width: 8px; height: 8px; background: var(--gold-d); bottom: 18%; left: 60%; animation-delay: 2.8s, .4s; }
.landing-orb.o8 { width: 4px; height: 4px; background: #2f5488; top: 48%; left: 45%; animation-delay: 3.6s, 3s; }
.landing-orb.o9 { width: 6px; height: 6px; background: #fff; bottom: 40%; right: 35%; animation-delay: 1.9s, 1.5s; }
.landing-orb.o10 { width: 5px; height: 5px; background: var(--gold); top: 12%; left: 45%; animation-delay: 4.8s, 2.9s; }
@keyframes orbFloat { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-28px); } }
@keyframes orbTwinkle { 0%,100% { opacity: .85; } 50% { opacity: .18; } }
.landing-ring {
  position: relative; width: 320px; height: 320px; margin: 0 auto 26px;
  display: flex; align-items: center; justify-content: center; z-index: 2;
}
.landing-ring::before {
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  border: 1px solid rgba(30,58,95,.22); animation: ringSpin 26s linear infinite;
  box-shadow: 0 0 60px rgba(30,58,95,.10), inset 0 0 40px rgba(198,164,92,.12);
}
.landing-ring::after {
  content: ""; position: absolute; inset: 34px; border-radius: 50%;
  border: 1px dashed rgba(198,164,92,.4); animation: ringSpin 18s linear infinite reverse;
}
@keyframes ringSpin { to { transform: rotate(360deg); } }
.landing-logo {
  position: relative; z-index: 2; width: 230px; max-width: 72vw;
  animation: logoFloat 6s ease-in-out infinite;
  filter: drop-shadow(0 10px 30px rgba(30,58,95,.22));
}
@keyframes logoFloat { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
.landing-name {
  font-family: var(--font-head); font-size: clamp(28px, 4.6vw, 46px); color: #1e3a5f; font-weight: 700;
  letter-spacing: .08em; margin-top: 6px;
  background: linear-gradient(90deg, #1e3a5f 0%, #b8924a 25%, #4a7ab0 50%, #1e3a5f 75%, #c6a45c 100%);
  background-size: 300% 100%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  animation: nameFlow 9s linear infinite;
}
@keyframes nameFlow { to { background-position: 300% 0; } }
.landing-sub {
  letter-spacing: .3em; font-size: 12.5px; text-transform: uppercase; margin-top: 12px; color: #5a6472;
}
.landing-divider { display: flex; align-items: center; gap: 18px; width: min(420px, 80vw); margin: 40px auto 34px; color: rgba(30,58,95,.55); font-size: 12.5px; letter-spacing: .3em; }
.landing-divider::before, .landing-divider::after { content: ""; flex: 1; height: 1px; background: linear-gradient(90deg, transparent, rgba(198,164,92,.7)); animation: dividerGlow 3.5s ease-in-out infinite alternate; }
.landing-divider::after { background: linear-gradient(90deg, rgba(198,164,92,.7), transparent); }
@keyframes dividerGlow { from { opacity: .35; } to { opacity: 1; } }
.landing-btns { display: flex; gap: 22px; justify-content: center; flex-wrap: wrap; }
.landing-btn {
  display: inline-flex; align-items: center; gap: 12px; min-width: 226px; justify-content: center;
  padding: 18px 36px; border-radius: 999px; font-size: 16.5px; font-weight: 600; letter-spacing: .08em;
  transition: var(--tr); border: 1px solid transparent; position: relative; overflow: hidden;
}
.landing-btn-cn { background: linear-gradient(135deg, var(--gold-2), var(--gold) 60%, var(--gold-d)); color: #131a29; box-shadow: 0 18px 44px rgba(198,164,92,.35); animation: btnPulse 3.2s ease-in-out infinite; }
.landing-btn-cn:hover { transform: translateY(-4px); box-shadow: 0 26px 56px rgba(198,164,92,.55); }
@keyframes btnPulse {
  0%,100% { box-shadow: 0 18px 44px rgba(198,164,92,.35), 0 0 0 0 rgba(230,207,148,.45); }
  50%     { box-shadow: 0 18px 44px rgba(198,164,92,.45), 0 0 0 14px rgba(230,207,148,0); }
}
.landing-btn-en { background: rgba(255,255,255,.45); backdrop-filter: blur(6px); border-color: rgba(30,58,95,.4); color: #1e3a5f; }
.landing-btn-en:hover { border-color: var(--gold); color: #1e3a5f; background: rgba(255,255,255,.7); transform: translateY(-4px); }
.landing-btn::after {
  content: ""; position: absolute; top: 0; left: -80%; width: 45%; height: 100%; pointer-events: none;
  background: linear-gradient(100deg, transparent, rgba(255,255,255,.55), transparent);
  transform: skewX(-20deg); animation: btnSheen 4.8s ease-in-out infinite;
}
@keyframes btnSheen { 0% { left: -80%; } 55%,100% { left: 140%; } }
.landing-btn small { display: block; font-size: 11px; font-weight: 400; opacity: .75; letter-spacing: .14em; }
.landing-foot { position: static; margin-top: 56px; text-align: center; color: rgba(30,58,95,.45); font-size: 12.5px; letter-spacing: .12em; z-index: 2; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .prod-grid, .prod-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .feat-grid { grid-template-columns: repeat(2, 1fr); }
  .flow-grid { grid-template-columns: repeat(3, 1fr); gap: 30px 16px; }
  .flow-grid::before { display: none; }
  .factory-strip { grid-template-columns: repeat(2, 1fr); }
  .news-list, .news-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .about-split, .prod-detail, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .prod-detail-media { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 767px) {
  .section { padding: 64px 0; }
  .nav-toggle { display: flex; }
  .main-nav {
    position: fixed; inset: 0 0 0 auto; width: min(320px, 84vw); background: #fff; z-index: 1100;
    transform: translateX(100%); transition: transform var(--tr); box-shadow: -20px 0 60px rgba(11,18,32,.18);
    padding: 90px 26px 40px; overflow-y: auto;
  }
  .main-nav.open { transform: translateX(0); }
  .nav-list { flex-direction: column; gap: 2px; }
  .nav-list > li > a { padding: 14px 8px; font-size: 16px; border-bottom: 1px solid var(--line); }
  .nav-list > li.active > a::after { display: none; }
  .dropdown { position: static; transform: none; opacity: 1; visibility: visible; box-shadow: none; border: none; padding: 0 0 0 14px; min-width: 0; display: none; }
  .has-dropdown.open .dropdown { display: block; }
  .header-inquiry { display: none; }
  .topbar-slogan { display: none; }
  .hero { height: 66vh; min-height: 460px; }
  .hero-arrow { display: none; }
  .cat-grid, .prod-grid, .prod-grid-4, .feat-grid, .news-list, .news-grid, .gallery-grid { grid-template-columns: 1fr; }
  .factory-strip { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stats { grid-template-columns: 1fr 1fr; gap: 14px; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 34px; padding: 54px 24px 34px; }
  .landing-btns { flex-direction: column; align-items: center; }
  .float-inquiry span { display: none; }
  .float-inquiry { padding: 14px; border-radius: 50%; }
}