/* =========================================================================
 * 全站样式  —  主题色在 config.js → theme 中修改
 * ========================================================================= */
:root {
  --primary: #1f5fae;
  --primary-dark: #164a8a;
  --accent: #f28c28;
  --wa: #25d366;
  --ink: #15202e;
  --text: #46566a;
  --muted: #7b8a9c;
  --line: #e2e8f0;
  --bg: #ffffff;
  --bg-alt: #f4f7fb;
  --dark: #0d1b2e;
  --radius: 10px;
  --shadow: 0 6px 24px rgba(15, 35, 65, .08);
  --shadow-lg: 0 18px 50px rgba(15, 35, 65, .16);
  --header-h: 76px;
  --font: 'Inter', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--font); color: var(--text); background: var(--bg); line-height: 1.65; font-size: 15.5px; overflow-x: hidden; }
body.no-scroll { overflow: hidden; }
img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; transition: color .2s; }
a:hover { color: var(--primary-dark); }
h1, h2, h3, h4 { color: var(--ink); line-height: 1.25; margin: 0 0 .6em; font-weight: 700; }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; cursor: pointer; }
input, select, textarea { font: inherit; color: var(--ink); }
.container { width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 20px; }
.ic { width: 1.15em; height: 1.15em; flex: none; vertical-align: -.2em; }
.ic.big { width: 56px; height: 56px; }
.center { text-align: center; }
.mt-32 { margin-top: 32px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
[id] { scroll-margin-top: calc(var(--header-h) + 70px); }

/* ---------- 按钮 ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 11px 22px; border-radius: 8px; border: 1.5px solid transparent; font-weight: 600; font-size: 15px; line-height: 1.2; transition: all .2s; white-space: nowrap; text-align: center; }
.btn-sm { padding: 8px 14px; font-size: 13.5px; }
.btn-lg { padding: 14px 28px; font-size: 16px; }
.btn-block { display: flex; width: 100%; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; transform: translateY(-1px); box-shadow: 0 8px 20px rgba(31, 95, 174, .3); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { filter: brightness(.94); color: #fff; transform: translateY(-1px); box-shadow: 0 8px 20px rgba(242, 140, 40, .35); }
.btn-outline { border-color: var(--primary); color: var(--primary); background: #fff; }
.btn-outline:hover { background: var(--primary); color: #fff; }
.btn-ghost-light { border-color: rgba(255,255,255,.7); color: #fff; background: rgba(255,255,255,.08); backdrop-filter: blur(4px); }
.btn-ghost-light:hover { background: #fff; color: var(--ink); }
.btn-wa { background: var(--wa); color: #fff; }
.btn-wa:hover { background: #1ebe5b; color: #fff; }
.btn:disabled { opacity: .7; cursor: wait; transform: none; }
.spinner { width: 16px; height: 16px; border: 2px solid rgba(255,255,255,.4); border-top-color: #fff; border-radius: 50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.link-more { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: 14px; color: var(--primary); }
.link-more .ic { transition: transform .2s; }
a:hover .link-more .ic, .link-more:hover .ic { transform: translateX(4px); }

/* ---------- 顶部栏 & 导航 ---------- */
.topbar { background: var(--dark); color: #b9c6d6; font-size: 13px; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; height: 38px; }
.topbar-left { display: flex; gap: 22px; }
.topbar a { color: #b9c6d6; display: inline-flex; align-items: center; gap: 6px; }
.topbar a:hover { color: #fff; }
.lang-switch { display: flex; align-items: center; gap: 4px; }
.lang-switch .ic { margin-right: 4px; }
.lang-switch button { background: transparent; border: 1px solid transparent; color: #b9c6d6; padding: 2px 8px; border-radius: 4px; font-size: 12.5px; font-weight: 600; }
.lang-switch button.active { background: var(--primary); color: #fff; }
.lang-switch button:hover:not(.active) { border-color: rgba(255,255,255,.3); color: #fff; }

.navbar { position: relative; z-index: 50; background: #fff; border-bottom: 1px solid var(--line); transition: box-shadow .2s; }
#header { position: sticky; top: -38px; z-index: 50; }
body.scrolled .navbar { box-shadow: 0 4px 18px rgba(15,35,65,.08); }
.nav-inner { display: flex; align-items: center; height: var(--header-h); gap: 24px; }
.logo { display: flex; align-items: center; gap: 10px; color: var(--ink); flex: none; }
.logo img { max-height: 46px; width: auto; }
.logo-mark { width: 42px; height: 42px; border-radius: 10px; background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: #fff; display: grid; place-items: center; font-weight: 800; font-size: 22px; box-shadow: 0 4px 12px rgba(31,95,174,.35); }
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-text b { font-size: 21px; letter-spacing: 1.5px; color: var(--ink); }
.logo-text small { font-size: 11px; color: var(--muted); margin-top: 3px; }
.logo-light .logo-text b { color: #fff; }
.logo-light .logo-text small { color: #8fa3bb; }
.nav-wrap { flex: 1; display: flex; justify-content: center; }
.nav-menu { display: flex; gap: 2px; }
.nav-menu > li { position: relative; }
.nav-menu > li > a { display: flex; align-items: center; gap: 4px; padding: 0 13px; height: var(--header-h); color: var(--ink); font-weight: 600; font-size: 15px; position: relative; }
.nav-menu > li > a::after { content: ''; position: absolute; left: 13px; right: 13px; bottom: 18px; height: 2px; background: var(--primary); transform: scaleX(0); transition: transform .25s; }
.nav-menu > li > a:hover, .nav-menu > li > a.active { color: var(--primary); }
.nav-menu > li > a:hover::after, .nav-menu > li > a.active::after { transform: scaleX(1); }
.caret { width: 14px; height: 14px; transition: transform .2s; }
.has-drop:hover .caret { transform: rotate(180deg); }
.drop-toggle { display: none; }
.dropdown { position: absolute; top: 100%; left: 0; min-width: 260px; background: #fff; border-radius: 0 0 10px 10px; box-shadow: var(--shadow-lg); padding: 8px; opacity: 0; visibility: hidden; transform: translateY(8px); transition: all .2s; border-top: 3px solid var(--primary); }
.has-drop:hover .dropdown { opacity: 1; visibility: visible; transform: none; }
.dropdown a { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: 6px; color: var(--ink); font-size: 14.5px; }
.dropdown a .ic { color: var(--primary); }
.dropdown a:hover { background: var(--bg-alt); color: var(--primary); }
.dropdown .all a { color: var(--primary); font-weight: 600; border-top: 1px solid var(--line); border-radius: 0; margin-top: 4px; }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.icon-btn { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 8px; border: 1px solid var(--line); background: #fff; color: var(--ink); }
.icon-btn:hover { color: var(--primary); border-color: var(--primary); }
.burger { display: none; }
.nav-mobile-extra { display: none; }
.search-bar { max-height: 0; overflow: hidden; transition: max-height .25s; background: #fff; }
.search-bar.open { max-height: 90px; border-top: 1px solid var(--line); }
.search-inner { display: flex; align-items: center; gap: 12px; padding: 14px 0; }
.search-inner .ic { color: var(--muted); }
.search-inner input { flex: 1; border: none; outline: none; font-size: 17px; background: transparent; min-width: 0; }

/* ---------- 首页 Hero ---------- */
.hero { position: relative; min-height: 640px; display: flex; align-items: center; color: #fff; overflow: hidden; background: var(--dark); }
.hero-slide { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0; transform: scale(1.06); transition: opacity 1.2s ease, transform 7s ease; }
.hero-slide.active { opacity: 1; transform: scale(1); }
.hero-shade { position: absolute; inset: 0; background: linear-gradient(100deg, rgba(8,24,48,.92) 0%, rgba(8,24,48,.72) 45%, rgba(8,24,48,.25) 100%); }
.hero-content { position: relative; z-index: 2; padding-top: 60px; padding-bottom: 120px; }
.hero-content > * { max-width: 680px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 30px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.25); font-size: 13.5px; font-weight: 600; margin-bottom: 22px; }
.eyebrow .ic { color: var(--accent); }
.hero h1 { color: #fff; font-size: clamp(32px, 5vw, 54px); font-weight: 800; letter-spacing: -.5px; margin-bottom: 18px; }
.hero p { font-size: 18px; color: #d3dde9; margin-bottom: 32px; }
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 34px; }
.hero-badges { display: flex; gap: 26px; flex-wrap: wrap; font-size: 14.5px; color: #e6edf5; }
.hero-badges li { display: flex; align-items: center; gap: 8px; }
.hero-badges .ic { color: var(--wa); background: rgba(37,211,102,.15); border-radius: 50%; padding: 3px; width: 22px; height: 22px; }
.hero-dots { position: absolute; z-index: 3; bottom: 110px; right: 40px; display: flex; gap: 8px; }
.hero-dots button { width: 10px; height: 10px; border-radius: 10px; border: none; background: rgba(255,255,255,.4); transition: all .3s; padding: 0; }
.hero-dots button.active { width: 30px; background: var(--accent); }

/* ---------- 数据统计 ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { text-align: center; padding: 10px; }
.stat b { display: block; font-size: 34px; font-weight: 800; color: var(--primary); line-height: 1.15; }
.stat span { font-size: 14px; color: var(--muted); }
.stats-wrap { position: relative; z-index: 5; margin-top: -70px; }
.stats-float { background: #fff; border-radius: 14px; box-shadow: var(--shadow-lg); padding: 26px 10px; }
.stats-float .stat + .stat { border-left: 1px solid var(--line); }
.stats-light .stat b { color: #fff; }
.stats-light .stat span { color: rgba(255,255,255,.8); }
.stats-inline { grid-template-columns: repeat(4, 1fr); margin-top: 28px; gap: 12px; }
.stats-inline .stat { background: var(--bg-alt); border-radius: 10px; padding: 16px 6px; }
.stats-inline .stat b { font-size: 24px; }

/* ---------- 通用区块 ---------- */
.section { padding: 88px 0; }
.section-tight { padding: 46px 0; }
.section-alt { background: var(--bg-alt); }
.section-primary { background: linear-gradient(120deg, var(--primary-dark), var(--primary)); }
.section-dark { background: var(--dark) radial-gradient(circle at 80% 0%, rgba(31,95,174,.45), transparent 55%); color: #b9c6d6; }
.section-dark h2, .section-dark h3 { color: #fff; }
.section-dark .section-head p { color: #9fb0c4; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 48px; }
.section-head h2 { font-size: clamp(26px, 3.2vw, 36px); position: relative; padding-bottom: 16px; }
.section-head h2::after { content: ''; position: absolute; left: 50%; bottom: 0; width: 56px; height: 3px; border-radius: 3px; background: var(--accent); transform: translateX(-50%); }
.section-head p { font-size: 16.5px; color: var(--muted); margin: 0; }
.section-head.left { text-align: left; margin-left: 0; margin-bottom: 28px; }
.section-head.left h2::after { left: 0; transform: none; }
.kicker { display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; color: var(--accent); margin-bottom: 10px; }
.checks li { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 10px; color: var(--ink); }
.checks .ic { color: var(--primary); background: rgba(31,95,174,.1); border-radius: 50%; padding: 4px; width: 24px; height: 24px; margin-top: 1px; }
.checks.warn .ic { color: var(--accent); background: rgba(242,140,40,.12); }

/* 页面横幅 */
.page-banner { background-size: cover; background-position: center; color: #fff; padding: 84px 0 70px; }
.page-banner h1 { color: #fff; font-size: clamp(28px, 4vw, 44px); max-width: 900px; }
.page-banner p { color: #cfdbe8; font-size: 17px; max-width: 700px; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; font-size: 14px; margin-top: 18px; color: #9fb3c9; }
.breadcrumb a { color: #dbe6f2; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb em { font-style: normal; color: var(--accent); }

/* 分类卡片 */
.cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.cat-card { background: #fff; border-radius: 14px; overflow: hidden; border: 1px solid var(--line); transition: all .3s; display: flex; flex-direction: column; color: var(--text); }
.cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; color: var(--text); }
.cat-img { aspect-ratio: 4/3; overflow: hidden; background: var(--bg-alt); }
.cat-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.cat-card:hover .cat-img img { transform: scale(1.06); }
.cat-body { padding: 22px 24px 24px; display: flex; flex-direction: column; flex: 1; }
.cat-body h3 { font-size: 20px; margin-bottom: 8px; }
.cat-body p { font-size: 14.5px; flex: 1; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }

/* 关于分栏 */
.about-split, .market-split, .factory-intro, .equip-split, .contact-split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-img { position: relative; }
.about-img img { border-radius: 14px; box-shadow: var(--shadow-lg); width: 100%; aspect-ratio: 5/4; object-fit: cover; }
.about-badge { position: absolute; right: -20px; bottom: -24px; background: var(--accent); color: #fff; padding: 20px 26px; border-radius: 12px; box-shadow: var(--shadow-lg); text-align: center; }
.about-badge b { display: block; font-size: 38px; line-height: 1; }
.about-badge span { font-size: 13px; }
.about-text h2 { font-size: clamp(24px, 3vw, 32px); }

/* 行业 */
.ind-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.ind-tile { position: relative; border-radius: 14px; overflow: hidden; min-height: 280px; background-size: cover; background-position: center; display: flex; align-items: flex-end; color: #fff; transition: transform .3s; }
.ind-tile:hover { transform: translateY(-5px); color: #fff; }
.ind-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(8,24,48,.1) 0%, rgba(8,24,48,.88) 75%); transition: background .3s; }
.ind-tile:hover .ind-overlay { background: linear-gradient(180deg, rgba(31,95,174,.55) 0%, rgba(13,40,80,.95) 75%); }
.ind-body { position: relative; padding: 24px; }
.ind-icon { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 12px; background: rgba(255,255,255,.15); backdrop-filter: blur(6px); margin-bottom: 14px; }
.ind-icon .ic { width: 26px; height: 26px; }
.ind-body h3 { color: #fff; font-size: 21px; margin-bottom: 6px; }
.ind-body p { color: #d5e0ec; font-size: 14px; margin-bottom: 10px; }
.ind-count { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: 13.5px; color: var(--accent); }

/* 产品卡片 */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.product-grid.grid-3 { grid-template-columns: repeat(3, 1fr); }
.product-card { background: #fff; border-radius: 12px; overflow: hidden; border: 1px solid var(--line); display: flex; flex-direction: column; transition: all .3s; }
.product-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); border-color: transparent; }
.pc-img { display: block; aspect-ratio: 4/3; overflow: hidden; background: var(--bg-alt); }
.pc-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.product-card:hover .pc-img img { transform: scale(1.05); }
.pc-body { padding: 18px 18px 20px; display: flex; flex-direction: column; flex: 1; }
.pc-cat { display: inline-block; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .8px; color: var(--accent); margin-bottom: 6px; }
.pc-body h3 { font-size: 16.5px; margin-bottom: 8px; }
.pc-body h3 a { color: var(--ink); }
.pc-body h3 a:hover { color: var(--primary); }
.pc-body p { font-size: 13.8px; color: var(--muted); flex: 1; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 16px; }
.pc-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.pc-actions .btn { padding-left: 6px; padding-right: 6px; white-space: normal; }

/* 为什么选择我们 */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.why-item { padding: 32px 26px; border-radius: 14px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08); transition: all .3s; }
.why-item:hover { background: rgba(255,255,255,.08); transform: translateY(-4px); }
.why-icon { width: 56px; height: 56px; border-radius: 14px; display: grid; place-items: center; background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: #fff; margin-bottom: 18px; flex: none; }
.why-icon .ic { width: 28px; height: 28px; }
.why-item h3 { font-size: 19px; }
.why-item p { font-size: 14.5px; margin: 0; }

/* 工厂拼图 */
.factory-collage { display: grid; grid-template-columns: 2fr 1fr 1fr; grid-template-rows: 220px 220px; gap: 16px; }
.fc-video { grid-row: span 2; border-radius: 14px; background-size: cover; background-position: center; position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; color: #fff; font-weight: 600; overflow: hidden; min-height: 300px; }
.fc-video::before { content: ''; position: absolute; inset: 0; background: rgba(8,24,48,.45); }
.fc-video > * { position: relative; }
.fc-video.tall { min-height: 420px; }
.play-btn { width: 84px; height: 84px; border-radius: 50%; border: none; background: var(--accent); color: #fff; display: grid; place-items: center; box-shadow: 0 0 0 0 rgba(242,140,40,.6); animation: pulse 2s infinite; }
.play-btn .ic { width: 30px; height: 30px; margin-left: 4px; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(242,140,40,.6); } 70% { box-shadow: 0 0 0 22px rgba(242,140,40,0); } 100% { box-shadow: 0 0 0 0 rgba(242,140,40,0); } }
.fc-item, .g-item { position: relative; border-radius: 12px; overflow: hidden; margin: 0; cursor: zoom-in; }
.fc-item img, .g-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.fc-item:hover img, .g-item:hover img { transform: scale(1.07); }
.fc-item figcaption, .g-item figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 30px 14px 12px; background: linear-gradient(transparent, rgba(8,24,48,.85)); color: #fff; font-weight: 600; font-size: 14px; }

/* 证书 */
.cert-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 20px; }
.cert-card { margin: 0; background: #fff; border-radius: 10px; padding: 12px; border: 1px solid var(--line); cursor: zoom-in; transition: all .3s; text-align: center; }
.cert-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.cert-card img { aspect-ratio: 300/420; width: 100%; object-fit: contain; }
.cert-card figcaption { font-size: 12.5px; color: var(--muted); margin-top: 10px; line-height: 1.35; }
.cert-card figcaption b { display: block; color: var(--ink); font-size: 14px; }

/* 新闻 */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.news-card { background: #fff; border-radius: 12px; overflow: hidden; border: 1px solid var(--line); transition: all .3s; display: flex; flex-direction: column; }
.news-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.nc-img { position: relative; display: block; aspect-ratio: 16/10; overflow: hidden; }
.nc-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.news-card:hover .nc-img img { transform: scale(1.05); }
.nc-tag { position: absolute; left: 14px; top: 14px; background: var(--primary); color: #fff; font-size: 12px; font-weight: 600; padding: 4px 10px; border-radius: 4px; }
.nc-tag.static { position: static; }
.nc-body { padding: 20px 22px 24px; display: flex; flex-direction: column; flex: 1; }
.nc-body time, .article-meta time { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--muted); margin-bottom: 8px; }
.nc-body h3 { font-size: 18px; }
.nc-body h3 a { color: var(--ink); }
.nc-body h3 a:hover { color: var(--primary); }
.nc-body p { font-size: 14.5px; color: var(--muted); flex: 1; }

/* CTA */
.cta-band { background: linear-gradient(120deg, var(--primary-dark), var(--primary) 60%, #2a7bd4); color: #fff; padding: 64px 0; position: relative; overflow: hidden; }
.cta-band::after { content: ''; position: absolute; width: 420px; height: 420px; border-radius: 50%; border: 60px solid rgba(255,255,255,.06); right: -120px; top: -160px; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 40px; position: relative; z-index: 1; }
.cta-inner h2 { color: #fff; font-size: clamp(22px, 2.8vw, 32px); }
.cta-inner p { color: #d6e4f3; margin: 0; max-width: 680px; }
.cta-btns { display: flex; gap: 12px; flex: none; flex-wrap: wrap; }

/* ---------- 关于我们页 ---------- */
.value-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.value-card { padding: 30px 24px; border-radius: 14px; border: 1px solid var(--line); background: #fff; transition: all .3s; }
.value-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.value-card h3 { font-size: 19px; }
.value-card p { margin: 0; font-size: 14.5px; }
.timeline { display: grid; grid-template-columns: repeat(6, 1fr); gap: 0; position: relative; }
.timeline::before { content: ''; position: absolute; left: 0; right: 0; top: 23px; height: 2px; background: linear-gradient(90deg, var(--primary), var(--accent)); }
.tl-item { position: relative; padding: 0 12px; text-align: center; }
.tl-year { display: inline-block; position: relative; background: #fff; border: 2px solid var(--primary); color: var(--primary); font-weight: 800; padding: 10px 16px; border-radius: 30px; margin-bottom: 16px; }
.tl-item p { font-size: 14px; }
.bars { display: grid; gap: 16px; }
.bar-row { display: grid; grid-template-columns: 170px 1fr 48px; align-items: center; gap: 14px; font-size: 14.5px; color: var(--ink); }
.bar { height: 10px; background: var(--bg-alt); border-radius: 10px; overflow: hidden; }
.bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--primary), var(--accent)); border-radius: 10px; }
.bar-row b { text-align: right; color: var(--primary); }
.market-img img { border-radius: 14px; box-shadow: var(--shadow-lg); aspect-ratio: 4/3; object-fit: cover; width: 100%; }

/* ---------- 产品中心 ---------- */
.shop-layout { display: grid; grid-template-columns: 280px 1fr; gap: 36px; align-items: start; }
.filters { position: sticky; top: calc(var(--header-h) + 20px); }
.filter-toggle { display: none; }
.filter-search { display: flex; align-items: center; gap: 8px; border: 1px solid var(--line); border-radius: 8px; padding: 0 12px; margin-bottom: 22px; background: #fff; }
.filter-search .ic { color: var(--muted); }
.filter-search input { border: none; outline: none; padding: 11px 0; flex: 1; min-width: 0; background: transparent; font-size: 14px; }
.filter-group { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 18px; margin-bottom: 20px; }
.filter-group h4 { font-size: 15px; text-transform: uppercase; letter-spacing: .8px; padding-bottom: 12px; margin-bottom: 8px; border-bottom: 2px solid var(--bg-alt); }
.filter-list a { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 7px; color: var(--text); font-size: 14.5px; }
.filter-list a span { flex: 1; }
.filter-list a em { font-style: normal; font-size: 12px; background: var(--bg-alt); color: var(--muted); padding: 1px 8px; border-radius: 10px; }
.filter-list a .ic { color: var(--muted); }
.filter-list a:hover { background: var(--bg-alt); color: var(--primary); }
.filter-list a.active { background: var(--primary); color: #fff; }
.filter-list a.active em { background: rgba(255,255,255,.2); color: #fff; }
.filter-list a.active .ic { color: #fff; }
.filter-help { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: #d6e4f3; border-radius: 12px; padding: 22px; font-size: 14px; }
.filter-help h4 { color: #fff; }
.filter-help .btn { background: #fff; color: var(--primary); }
.shop-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 22px; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.result-count { color: var(--muted); font-size: 14px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 5px 12px; border-radius: 20px; border: 1px solid var(--primary); background: rgba(31,95,174,.06); color: var(--primary); font-size: 13px; font-weight: 600; }
.chip .ic { width: 14px; height: 14px; }
.chip-clear { border-color: var(--line); color: var(--muted); background: #fff; }
.pagination { display: flex; justify-content: center; gap: 6px; margin-top: 36px; }
.pagination button { min-width: 40px; height: 40px; border-radius: 8px; border: 1px solid var(--line); background: #fff; color: var(--ink); font-weight: 600; display: grid; place-items: center; }
.pagination button.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.pagination button:disabled { opacity: .4; cursor: default; }
.empty-state { grid-column: 1 / -1; text-align: center; padding: 60px 20px; color: var(--muted); }
.empty-state .ic { color: var(--line); margin: 0 auto 12px; display: block; }
.empty-state h2 { font-size: 64px; color: var(--primary); margin-bottom: 0; }

/* ---------- 产品详情 ---------- */
.pd-top { display: grid; grid-template-columns: 1.05fr 1fr; gap: 50px; align-items: start; margin-bottom: 60px; }
.pd-gallery { position: sticky; top: calc(var(--header-h) + 20px); }
.pd-main { position: relative; border-radius: 14px; overflow: hidden; border: 1px solid var(--line); background: var(--bg-alt); cursor: zoom-in; aspect-ratio: 4/3; }
.pd-main img { width: 100%; height: 100%; object-fit: cover; }
.zoom-hint { position: absolute; right: 14px; bottom: 14px; width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,.92); display: grid; place-items: center; color: var(--ink); box-shadow: var(--shadow); }
.pd-thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 12px; }
.pd-thumbs button { padding: 0; border: 2px solid var(--line); border-radius: 10px; overflow: hidden; background: var(--bg-alt); aspect-ratio: 4/3; transition: border-color .2s; }
.pd-thumbs button img { width: 100%; height: 100%; object-fit: cover; }
.pd-thumbs button.active, .pd-thumbs button:hover { border-color: var(--primary); }
.pd-info h1 { font-size: clamp(24px, 3vw, 32px); margin-bottom: 14px; }
.pd-summary { font-size: 16.5px; color: var(--text); }
.pd-quick { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; margin: 22px 0; }
.pd-quick li { padding: 13px 16px; border-bottom: 1px solid var(--line); display: flex; flex-direction: column; }
.pd-quick li:nth-child(odd) { border-right: 1px solid var(--line); }
.pd-quick li:nth-last-child(-n+2) { border-bottom: none; }
.pd-quick span { font-size: 12.5px; color: var(--muted); text-transform: uppercase; letter-spacing: .5px; }
.pd-quick b { color: var(--ink); font-size: 15px; font-weight: 600; }
.pd-tags { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 24px; font-size: 14px; }
.pd-tags span { color: var(--muted); }
.pd-tags a { display: inline-flex; align-items: center; gap: 6px; padding: 5px 12px; border-radius: 20px; background: var(--bg-alt); color: var(--ink); font-size: 13.5px; }
.pd-tags a .ic { color: var(--primary); }
.pd-tags a:hover { background: var(--primary); color: #fff; }
.pd-tags a:hover .ic { color: #fff; }
.pd-actions, .pd-actions2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 12px; }
.pd-actions2 .btn { white-space: normal; }
.pd-note { display: flex; gap: 8px; font-size: 13.5px; color: var(--muted); margin-top: 16px; padding: 14px 16px; background: var(--bg-alt); border-radius: 10px; }
.pd-note .ic { color: var(--wa); margin-top: 3px; }

.tabs { border: 1px solid var(--line); border-radius: 14px; overflow: hidden; margin-bottom: 60px; }
.tab-nav { display: flex; background: var(--bg-alt); border-bottom: 1px solid var(--line); overflow-x: auto; }
.tab-nav button { border: none; background: transparent; padding: 18px 28px; font-weight: 700; color: var(--muted); font-size: 15.5px; position: relative; white-space: nowrap; }
.tab-nav button.active { color: var(--primary); background: #fff; }
.tab-nav button.active::after { content: ''; position: absolute; left: 0; right: 0; top: 0; height: 3px; background: var(--primary); }
.tab-panel { display: none; padding: 34px; }
.tab-panel.active { display: block; animation: fade .3s; }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.desc-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; align-items: start; }
.desc-grid img { border-radius: 12px; }
.desc-grid h4 { margin-top: 24px; }
.table-wrap { overflow-x: auto; margin-bottom: 18px; }
.spec-table { width: 100%; border-collapse: collapse; font-size: 15px; }
.spec-table th, .spec-table td { padding: 13px 18px; border: 1px solid var(--line); text-align: left; vertical-align: top; }
.spec-table th { width: 34%; background: var(--bg-alt); color: var(--ink); font-weight: 600; }
.spec-table tbody tr:hover td { background: #fafcff; }
.spec-table.equip thead th { background: var(--primary); color: #fff; width: auto; border-color: var(--primary); }
.spec-table.equip tbody td:nth-child(2) { text-align: center; font-weight: 700; color: var(--primary); width: 70px; }
.app-mini-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 18px; }
.app-mini { display: flex; flex-direction: column; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; color: var(--text); transition: all .3s; }
.app-mini:hover { box-shadow: var(--shadow); color: var(--text); }
.app-mini img { aspect-ratio: 16/9; object-fit: cover; width: 100%; }
.app-mini div { padding: 16px; }
.app-mini h4 { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; }
.app-mini h4 .ic { color: var(--primary); }
.app-mini p { font-size: 14px; margin: 0; }

.inline-inquiry { display: grid; grid-template-columns: 1fr 1.5fr; gap: 0; border-radius: 16px; overflow: hidden; box-shadow: var(--shadow-lg); }
.ii-text { background: linear-gradient(150deg, var(--primary-dark), var(--primary)); color: #d6e4f3; padding: 44px 38px; }
.ii-text h2 { color: #fff; font-size: 28px; }
.contact-mini li { display: flex; align-items: center; gap: 10px; margin-top: 12px; color: #fff; font-weight: 600; }
.ii-form { background: #fff; padding: 36px 38px; }

/* ---------- 应用领域 ---------- */
.app-nav-wrap { background: #fff; border-bottom: 1px solid var(--line); position: sticky; top: var(--header-h); z-index: 20; }
.app-nav { display: flex; gap: 6px; overflow-x: auto; padding: 12px 0; scrollbar-width: none; }
.app-nav::-webkit-scrollbar { display: none; }
.app-nav a { display: inline-flex; align-items: center; gap: 8px; padding: 9px 16px; border-radius: 30px; background: var(--bg-alt); color: var(--ink); font-weight: 600; font-size: 14px; white-space: nowrap; }
.app-nav a .ic { color: var(--primary); }
.app-nav a:hover { background: var(--primary); color: #fff; }
.app-nav a:hover .ic { color: #fff; }
.app-section { scroll-margin-top: calc(var(--header-h) + 64px); }
.app-split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.app-split.reverse .app-img { order: 2; }
.app-img { position: relative; }
.app-img img { border-radius: 14px; aspect-ratio: 4/3; object-fit: cover; width: 100%; box-shadow: var(--shadow-lg); }
.app-icon { position: absolute; left: -18px; top: -18px; width: 70px; height: 70px; border-radius: 16px; background: var(--accent); color: #fff; display: grid; place-items: center; box-shadow: var(--shadow-lg); }
.app-icon .ic { width: 34px; height: 34px; }
.app-text h2 { font-size: clamp(24px, 3vw, 34px); }
.app-text h4 { margin-top: 22px; }
.app-text .btn { margin-top: 14px; white-space: normal; }
.rec-title { margin: 46px 0 18px; font-size: 18px; }
.rec-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.rec-card { display: flex; align-items: center; gap: 12px; padding: 10px; background: #fff; border: 1px solid var(--line); border-radius: 12px; color: var(--ink); font-weight: 600; font-size: 14px; line-height: 1.35; transition: all .25s; }
.rec-card:hover { border-color: var(--primary); color: var(--primary); box-shadow: var(--shadow); }
.rec-card img { width: 76px; height: 58px; object-fit: cover; border-radius: 8px; flex: none; }

/* ---------- 工厂 ---------- */
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.g-item { aspect-ratio: 4/3; }
.process { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: s; }
.process li { position: relative; padding: 26px 22px; border-radius: 12px; background: var(--bg-alt); border: 1px solid var(--line); }
.process li span { font-size: 34px; font-weight: 800; color: var(--primary); opacity: .25; line-height: 1; display: block; margin-bottom: 10px; }
.process li p { margin: 0; color: var(--ink); font-weight: 600; }
.process li:not(:nth-child(4n))::after { content: '→'; position: absolute; right: -15px; top: 50%; transform: translateY(-50%); color: var(--accent); font-weight: 700; z-index: 1; }
.equip-split { align-items: start; grid-template-columns: 1.3fr 1fr; }
.equip-imgs { display: grid; gap: 16px; }
.equip-imgs img { border-radius: 12px; aspect-ratio: 16/10; object-fit: cover; width: 100%; }
.report-list { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.report { display: flex; align-items: center; gap: 16px; padding: 18px 20px; background: #fff; border: 1px solid var(--line); border-radius: 12px; cursor: pointer; transition: all .25s; }
.report:hover { box-shadow: var(--shadow); border-color: var(--primary); }
.report > div { flex: 1; }
.report h4 { font-size: 15px; margin-bottom: 2px; }
.report small { color: var(--muted); }
.r-lab { width: 62px; height: 62px; border-radius: 10px; background: rgba(31,95,174,.08); color: var(--primary); font-weight: 800; display: grid; place-items: center; font-size: 13px; flex: none; }

/* ---------- 新闻 / 文章 ---------- */
.tag-filter { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; margin-bottom: 36px; }
.tag-filter button { padding: 8px 20px; border-radius: 30px; border: 1px solid var(--line); background: #fff; color: var(--ink); font-weight: 600; font-size: 14px; }
.tag-filter button.active, .tag-filter button:hover { background: var(--primary); border-color: var(--primary); color: #fff; }
.article-layout { display: grid; grid-template-columns: 1fr 330px; gap: 48px; align-items: start; }
.article { font-size: 16.5px; }
.article-meta { display: flex; gap: 16px; align-items: center; margin-bottom: 20px; }
.article-meta time { margin: 0; }
.article-img { border-radius: 14px; margin-bottom: 28px; width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.article-foot { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; border-top: 1px solid var(--line); padding-top: 24px; margin-top: 32px; }
.article-side { position: sticky; top: calc(var(--header-h) + 20px); display: grid; gap: 22px; }
.side-box { border: 1px solid var(--line); border-radius: 12px; padding: 22px; }
.side-news { display: flex; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line); color: var(--ink); }
.side-news:last-child { border-bottom: none; }
.side-news img { width: 78px; height: 58px; object-fit: cover; border-radius: 8px; flex: none; }
.side-news b { font-size: 14px; line-height: 1.35; display: block; font-weight: 600; }
.side-news small { color: var(--muted); }
.side-news:hover b { color: var(--primary); }
.side-cta { background: var(--bg-alt); display: grid; gap: 10px; }
.side-cta p { font-size: 14px; margin: 0 0 6px; }

/* ---------- 联系我们 ---------- */
.c-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-bottom: 56px; }
.c-card { display: flex; gap: 16px; padding: 24px; border: 1px solid var(--line); border-radius: 14px; background: #fff; transition: all .3s; }
.c-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.c-card .why-icon { width: 48px; height: 48px; margin: 0; border-radius: 12px; }
.c-card .why-icon .ic { width: 22px; height: 22px; }
.c-card h4 { margin-bottom: 4px; font-size: 15px; }
.c-card p, .c-card a { margin: 0; font-size: 14px; word-break: break-word; }
.contact-split { align-items: stretch; grid-template-columns: 1.2fr 1fr; gap: 36px; }
.contact-form-box { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 36px; box-shadow: var(--shadow); }
.map-box { border-radius: 16px; overflow: hidden; min-height: 420px; border: 1px solid var(--line); }
.map-box iframe { width: 100%; height: 100%; min-height: 420px; border: 0; display: block; }
.map-static { height: 100%; min-height: 420px; display: flex; align-items: center; justify-content: center; padding: 24px; background-color: #e8eef5;
  background-image: linear-gradient(rgba(255,255,255,.7) 2px, transparent 2px), linear-gradient(90deg, rgba(255,255,255,.7) 2px, transparent 2px), linear-gradient(rgba(255,255,255,.35) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.35) 1px, transparent 1px), radial-gradient(circle at 30% 70%, #cfe3d4 0 90px, transparent 91px), radial-gradient(circle at 78% 25%, #c9dcef 0 120px, transparent 121px);
  background-size: 120px 120px, 120px 120px, 24px 24px, 24px 24px, 100% 100%, 100% 100%; }
.map-card { background: #fff; border-radius: 14px; padding: 26px; max-width: 320px; text-align: center; box-shadow: var(--shadow-lg); position: relative; }
.map-card::after { content: ''; position: absolute; left: 50%; bottom: -12px; width: 24px; height: 24px; background: #fff; transform: translateX(-50%) rotate(45deg); }
.map-card .why-icon { margin: 0 auto 14px; background: var(--accent); }
.map-card h4 { font-size: 16px; }
.map-card p { font-size: 14px; }

/* ---------- 表单 ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 16px; }
.field { display: flex; flex-direction: column; }
.field-full { grid-column: 1 / -1; }
.field label { font-size: 13.5px; font-weight: 600; color: var(--ink); margin-bottom: 6px; }
.field label i { color: #e04545; font-style: normal; }
.field input, .field select, .field textarea { width: 100%; padding: 11px 13px; border: 1.5px solid var(--line); border-radius: 8px; background: #fff; outline: none; transition: border-color .2s, box-shadow .2s; font-size: 14.5px; }
.field textarea { resize: vertical; min-height: 96px; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(31,95,174,.12); }
.field .err { color: #e04545; font-size: 12.5px; min-height: 0; margin-top: 3px; display: none; }
.field.invalid input, .field.invalid textarea { border-color: #e04545; }
.field.invalid .err { display: block; }
.product-chip { display: flex; align-items: center; gap: 12px; padding: 8px; border: 1.5px dashed var(--primary); border-radius: 10px; background: rgba(31,95,174,.04); }
.product-chip img { width: 64px; height: 48px; object-fit: cover; border-radius: 6px; flex: none; }
.product-chip small { display: block; color: var(--muted); font-size: 12px; }
.product-chip b { color: var(--ink); font-size: 14.5px; line-height: 1.3; display: block; }
.privacy { display: flex; gap: 8px; font-size: 12.5px; color: var(--muted); margin: 16px 0; }
.privacy .ic { color: var(--wa); flex: none; margin-top: 2px; }
.form-success { text-align: center; padding: 30px 10px; }
.form-success .ic.big { color: #fff; background: var(--wa); border-radius: 50%; padding: 14px; margin: 0 auto 18px; display: block; width: 72px; height: 72px; animation: pop .4s; }
@keyframes pop { from { transform: scale(.4); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.form-success h3 { font-size: 22px; }
.form-success .ref { font-size: 13.5px; color: var(--muted); }

/* ---------- 弹窗 ---------- */
.modal-backdrop { position: fixed; inset: 0; z-index: 200; background: rgba(8,20,40,.6); display: flex; align-items: center; justify-content: center; padding: 20px; opacity: 0; transition: opacity .2s; backdrop-filter: blur(3px); }
.modal-backdrop.show { opacity: 1; }
.modal { position: relative; background: #fff; border-radius: 16px; max-width: 680px; width: 100%; max-height: calc(100vh - 40px); overflow: auto; padding: 32px; box-shadow: 0 30px 80px rgba(0,0,0,.3); transform: translateY(16px); transition: transform .25s; }
.modal-backdrop.show .modal { transform: none; }
.modal-close { position: absolute; right: 14px; top: 14px; width: 38px; height: 38px; border-radius: 50%; border: none; background: var(--bg-alt); color: var(--ink); display: grid; place-items: center; z-index: 2; }
.modal-close:hover { background: var(--line); }
.modal-head { margin-bottom: 20px; padding-right: 40px; }
.modal-head h3 { font-size: 24px; margin-bottom: 4px; }
.modal-head p { color: var(--muted); margin: 0; font-size: 14.5px; }
.modal-lightbox, .modal-video { background: transparent; box-shadow: none; padding: 0; max-width: 1100px; overflow: visible; }
.modal-lightbox .modal-close, .modal-video .modal-close { right: 0; top: -48px; background: rgba(255,255,255,.15); color: #fff; }
.lightbox { position: relative; text-align: center; }
.lightbox img { max-height: calc(100vh - 140px); margin: 0 auto; border-radius: 10px; background: #fff; }
.lb-cap { color: #fff; margin: 12px 0 0; font-weight: 600; }
.lb-prev, .lb-next { position: absolute; top: 50%; transform: translateY(-50%); width: 48px; height: 48px; border-radius: 50%; border: none; background: rgba(255,255,255,.9); color: var(--ink); display: grid; place-items: center; }
.lb-prev { left: 10px; } .lb-next { right: 10px; }
.video-box { aspect-ratio: 16/9; background: #000; border-radius: 12px; overflow: hidden; width: min(1000px, calc(100vw - 40px)); }
.video-box iframe, .video-box video { width: 100%; height: 100%; border: 0; display: block; }
.video-placeholder { height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; color: #cfd8e3; background: linear-gradient(135deg, #0d1b2e, #1a3355); text-align: center; padding: 20px; }
.video-placeholder .ic { color: var(--accent); margin-bottom: 10px; }
.video-placeholder small { color: #7b8a9c; font-family: monospace; }

/* ---------- 悬浮按钮 ---------- */
.wa-float { position: fixed; right: 22px; bottom: 24px; z-index: 90; width: 60px; height: 60px; border-radius: 50%; background: var(--wa); color: #fff; display: grid; place-items: center; box-shadow: 0 8px 24px rgba(37,211,102,.45); transition: transform .2s; }
.wa-float:hover { transform: scale(1.08); color: #fff; }
.wa-float .ic { width: 32px; height: 32px; position: relative; z-index: 1; }
.wa-pulse { position: absolute; inset: 0; border-radius: 50%; background: var(--wa); animation: wapulse 2s infinite; }
@keyframes wapulse { 0% { transform: scale(1); opacity: .6; } 100% { transform: scale(1.6); opacity: 0; } }
.wa-tip { position: absolute; right: 72px; background: #fff; color: var(--ink); padding: 8px 14px; border-radius: 8px; font-size: 13.5px; font-weight: 600; white-space: nowrap; box-shadow: var(--shadow); opacity: 0; transform: translateX(8px); transition: all .2s; pointer-events: none; }
.wa-float:hover .wa-tip { opacity: 1; transform: none; }
.to-top { position: fixed; right: 30px; bottom: 96px; z-index: 89; width: 44px; height: 44px; border-radius: 50%; border: none; background: var(--ink); color: #fff; display: grid; place-items: center; opacity: 0; visibility: hidden; transition: all .25s; }
.to-top.show { opacity: .85; visibility: visible; }
.to-top:hover { opacity: 1; background: var(--primary); }
.mobile-cta { display: none; }

/* ---------- 页脚 ---------- */
.footer-cta { background: var(--primary-dark); }
.footer-cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 26px 20px; flex-wrap: wrap; }
.footer-cta h3 { color: #fff; margin: 0; font-size: 20px; }
.subscribe { display: flex; gap: 8px; flex: 1; max-width: 460px; min-width: 260px; }
.subscribe input { flex: 1; min-width: 0; padding: 11px 14px; border-radius: 8px; border: none; outline: none; }
.subscribed { color: #fff; margin: 0; display: flex; align-items: center; gap: 8px; font-weight: 600; }
.site-footer { background: var(--dark); color: #93a5ba; font-size: 14.5px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1.1fr 1.4fr; gap: 40px; padding: 64px 20px 48px; }
.f-about p { margin: 18px 0; }
.f-col h4 { color: #fff; font-size: 16px; margin-bottom: 18px; }
.f-col li { margin-bottom: 10px; }
.f-col a { color: #93a5ba; }
.f-col a:hover { color: #fff; }
.f-contact li { display: flex; gap: 10px; align-items: flex-start; }
.f-contact .ic { color: var(--accent); margin-top: 3px; }
.social { display: flex; gap: 10px; }
.social a { width: 38px; height: 38px; border-radius: 8px; background: rgba(255,255,255,.07); display: grid; place-items: center; color: #c9d4e1; }
.social a:hover { background: var(--primary); color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.07); font-size: 13px; }
.footer-bottom-inner { display: flex; justify-content: space-between; padding: 18px 20px; gap: 12px; flex-wrap: wrap; }
.admin-link { color: #5d7088; }
.admin-link:hover { color: #fff; }

/* ---------- 滚动动画 ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } .hero-slide { transition: opacity .3s; } }

/* =========================================================================
 * 响应式
 * ========================================================================= */
@media (max-width: 1180px) {
  .nav-menu > li > a { padding: 0 9px; font-size: 14.5px; }
  .nav-menu > li > a::after { left: 9px; right: 9px; }
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .cert-grid { grid-template-columns: repeat(3, 1fr); }
  .logo-text small { display: none; }
}
@media (max-width: 1024px) {
  :root { --header-h: 68px; }
  .hide-md { display: none !important; }
  .burger { display: grid; }
  .nav-wrap { position: fixed; top: 0; right: 0; bottom: 0; width: min(340px, 86vw); background: #fff; z-index: 120; flex-direction: column; justify-content: flex-start; padding: 80px 20px 30px; overflow-y: auto; transform: translateX(100%); transition: transform .3s; box-shadow: -10px 0 40px rgba(0,0,0,.15); }
  body.nav-open .nav-wrap { transform: none; }
  body.nav-open::after { content: ''; position: fixed; inset: 0; background: rgba(8,20,40,.5); z-index: 110; }
  body.nav-open #header { z-index: 130; }
  .nav-menu { flex-direction: column; gap: 0; }
  .nav-menu > li { border-bottom: 1px solid var(--line); }
  .nav-menu > li > a { height: auto; padding: 14px 4px; font-size: 16px; }
  .nav-menu > li > a::after, .caret { display: none; }
  .drop-toggle { display: grid; place-items: center; position: absolute; right: 0; top: 6px; width: 40px; height: 40px; border: none; background: var(--bg-alt); border-radius: 8px; color: var(--ink); }
  .has-drop.open .drop-toggle .ic { transform: rotate(180deg); }
  .dropdown { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: none; padding: 0 0 10px 6px; display: none; min-width: 0; }
  .has-drop.open .dropdown { display: block; }
  .has-drop:hover .dropdown { transform: none; }
  .nav-mobile-extra { display: grid; gap: 10px; margin-top: 24px; }
  .nav-actions { margin-left: auto; }
  .stats-float { grid-template-columns: repeat(2, 1fr); row-gap: 16px; }
  .stats-float .stat:nth-child(3) { border-left: none; }
  .cat-grid, .ind-grid, .news-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid, .value-grid { grid-template-columns: repeat(2, 1fr); }
  .about-split, .market-split, .factory-intro, .equip-split, .contact-split, .app-split { grid-template-columns: 1fr; gap: 44px; }
  .app-split.reverse .app-img { order: 0; }
  .shop-layout { grid-template-columns: 1fr; }
  .filters { position: static; }
  .filter-toggle { display: flex; }
  .filter-body { display: none; margin-top: 16px; }
  .filters.open .filter-body { display: block; }
  .pd-top { grid-template-columns: 1fr; gap: 30px; }
  .pd-gallery { position: static; }
  .inline-inquiry { grid-template-columns: 1fr; }
  .article-layout { grid-template-columns: 1fr; }
  .article-side { position: static; }
  .timeline { grid-template-columns: repeat(3, 1fr); row-gap: 30px; }
  .timeline::before { display: none; }
  .process { grid-template-columns: repeat(2, 1fr); }
  .process li::after { display: none; }
  .c-cards { grid-template-columns: repeat(2, 1fr); }
  .rec-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .about-badge { right: 16px; }
}
@media (max-width: 720px) {
  body { font-size: 15px; }
  .container { padding: 0 16px; }
  .hide-sm { display: none !important; }
  .topbar-left a:first-child { max-width: 190px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: inline-block; }
  .topbar-left a:first-child .ic { vertical-align: -.2em; margin-right: 4px; }
  .logo-mark { width: 36px; height: 36px; font-size: 19px; }
  .logo-text b { font-size: 18px; }
  .section { padding: 60px 0; }
  .section-head { margin-bottom: 32px; }
  .hero { min-height: 560px; }
  .hero-content { padding-top: 40px; padding-bottom: 110px; }
  .hero p { font-size: 16px; }
  .hero-btns .btn { flex: 1; padding-left: 14px; padding-right: 14px; }
  .hero-badges { gap: 10px 18px; font-size: 13.5px; }
  .hero-dots { right: 50%; transform: translateX(50%); bottom: 90px; }
  .stat b { font-size: 26px; }
  .stats-wrap { margin-top: -60px; }
  .stats-light { grid-template-columns: repeat(2, 1fr); row-gap: 20px; }
  .stats-inline { grid-template-columns: repeat(2, 1fr); }
  .cat-grid, .ind-grid, .news-grid, .why-grid, .value-grid { grid-template-columns: 1fr; }
  .product-grid, .product-grid.grid-3 { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .pc-body { padding: 12px; }
  .pc-body h3 { font-size: 14.5px; }
  .pc-body p { display: none; }
  .pc-cat { font-size: 10.5px; }
  .pc-actions { grid-template-columns: 1fr; }
  .pc-actions .btn-outline { display: none; }
  .factory-collage { grid-template-columns: 1fr 1fr; grid-template-rows: auto; }
  .fc-video { grid-column: span 2; grid-row: auto; min-height: 240px; }
  .fc-item { aspect-ratio: 4/3; }
  .cert-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .cta-inner { flex-direction: column; align-items: flex-start; gap: 24px; }
  .cta-btns { width: 100%; }
  .cta-btns .btn { flex: 1; }
  .page-banner { padding: 56px 0 46px; }
  .timeline { grid-template-columns: 1fr 1fr; }
  .bar-row { grid-template-columns: 110px 1fr 40px; font-size: 13.5px; }
  .gallery { grid-template-columns: 1fr 1fr; gap: 10px; }
  .report-list { grid-template-columns: 1fr; }
  .report .btn { display: none; }
  .c-cards { grid-template-columns: 1fr; }
  .contact-form-box { padding: 24px 18px; }
  .rec-grid { grid-template-columns: 1fr; }
  .app-icon { left: 10px; top: -16px; width: 56px; height: 56px; }
  .form-grid { grid-template-columns: 1fr; }
  .modal { padding: 24px 18px; }
  .pd-quick { grid-template-columns: 1fr; }
  .pd-quick li:nth-child(odd) { border-right: none; }
  .pd-quick li:nth-last-child(2) { border-bottom: 1px solid var(--line); }
  .pd-actions, .pd-actions2 { grid-template-columns: 1fr; }
  .tab-panel { padding: 22px 16px; }
  .tab-nav button { padding: 14px 18px; font-size: 14.5px; }
  .desc-grid { grid-template-columns: 1fr; }
  .spec-table th, .spec-table td { padding: 10px 12px; font-size: 14px; }
  .ii-text, .ii-form { padding: 28px 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; padding-top: 44px; }
  .subscribe { min-width: 0; width: 100%; max-width: none; }
  .wa-float { right: 16px; bottom: 18px; width: 54px; height: 54px; }
  .wa-tip { display: none; }
  .to-top { right: 21px; bottom: 82px; }
  body.has-mobile-cta .wa-float { bottom: 80px; }
  body.has-mobile-cta .to-top { bottom: 144px; }
  body.has-mobile-cta { padding-bottom: 66px; }
  .mobile-cta { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; position: fixed; left: 0; right: 0; bottom: 0; z-index: 95; padding: 10px 12px; background: #fff; box-shadow: 0 -6px 20px rgba(0,0,0,.08); }
  .mobile-cta .btn { padding: 12px 8px; white-space: normal; }
  .lb-prev, .lb-next { width: 38px; height: 38px; }
}

/* 打印（规格书页面以外隐藏浮动元素） */
@media print { #floats, .topbar, .navbar { display: none !important; } }