/* =====================================================================
   湖州速准生物科技有限公司 — 官网样式表
   设计系统：品牌变量 + 组件 + 响应式
   ===================================================================== */

/* ---------- 设计变量 ---------- */
:root {
  /* 品牌色 */
  --navy: #16294A;          /* 主色 深藏青 */
  --navy-700: #1E3A63;
  --navy-600: #274a7c;
  --green: #12B76A;         /* 强调 检测绿 */
  --green-600: #0E9E5A;
  --green-700: #0B8049;
  --blue: #2E6BE6;          /* 辅助 科技蓝 */

  /* 中性色 */
  --ink: #1B2436;           /* 主标题文字 */
  --text: #40506A;          /* 正文 */
  --muted: #6B7A93;         /* 次要文字 */
  --line: #E5E9F0;          /* 边框 */
  --bg: #FFFFFF;
  --bg-soft: #F5F7FA;       /* 浅灰底 */
  --bg-tint: #EEF4FF;       /* 淡蓝底 */
  --bg-green-tint: #E9F9F1; /* 淡绿底 */

  /* 渐变 */
  --grad-brand: linear-gradient(135deg, #16294A 0%, #244a7d 100%);
  --grad-green: linear-gradient(135deg, #12B76A 0%, #0E9E5A 100%);
  --grad-hero: linear-gradient(140deg, #12224a 0%, #1c3a68 55%, #16565f 100%);

  /* 圆角 / 阴影 / 间距 */
  --r-sm: 8px;
  --r: 14px;
  --r-lg: 20px;
  --r-pill: 999px;
  --shadow-sm: 0 2px 10px rgba(22, 41, 74, .06);
  --shadow: 0 10px 30px rgba(22, 41, 74, .08);
  --shadow-lg: 0 24px 60px rgba(22, 41, 74, .14);
  --shadow-green: 0 12px 26px rgba(18, 183, 106, .28);

  --maxw: 1200px;
  --gutter: 24px;
  --section-y: 96px;

  --ease: cubic-bezier(.22, .61, .36, 1);
  --font: "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

/* ---------- 基础重置 ---------- */
*, *::before, *::after { 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: 1.7;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s var(--ease); }
h1, h2, h3, h4 { color: var(--ink); line-height: 1.25; margin: 0; font-weight: 700; letter-spacing: -.01em; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
:focus-visible { outline: 3px solid rgba(46, 107, 230, .5); outline-offset: 2px; border-radius: 4px; }

/* ---------- 布局工具 ---------- */
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter); }
.section { padding: var(--section-y) 0; }
.section--soft { background: var(--bg-soft); }
.section--navy { background: var(--navy); color: #cdd7e6; }
.grid { display: grid; gap: 24px; }
.text-center { text-align: center; }

/* ---------- 段落标题 ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 700; letter-spacing: .14em;
  text-transform: uppercase; color: var(--green-700);
  background: var(--bg-green-tint); padding: 6px 14px; border-radius: var(--r-pill);
}
.section--navy .eyebrow { color: #7fe3b3; background: rgba(18, 183, 106, .14); }
.section-head { max-width: 760px; margin: 0 auto 56px; text-align: center; }
.section-head h2 {
  font-size: clamp(26px, 3.4vw, 40px); margin: 18px 0 14px; color: var(--ink);
}
.section--navy .section-head h2 { color: #fff; }
.section-head p { color: var(--muted); font-size: 17px; }
.section--navy .section-head p { color: #a9b8cd; }
.section-head--left { margin-left: 0; text-align: left; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-weight: 600; font-size: 15px; padding: 13px 26px; border-radius: var(--r-pill);
  border: 1.5px solid transparent; cursor: pointer; transition: all .25s var(--ease);
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; }
.btn--primary { background: var(--grad-green); color: #fff; box-shadow: var(--shadow-green); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 16px 34px rgba(18, 183, 106, .36); }
.btn--navy { background: var(--navy); color: #fff; }
.btn--navy:hover { background: var(--navy-700); transform: translateY(-2px); }
.btn--ghost { background: transparent; color: var(--navy); border-color: var(--line); }
.btn--ghost:hover { border-color: var(--navy); color: var(--navy); }
.btn--light { background: #fff; color: var(--navy); }
.btn--light:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.btn--outline-light { background: transparent; color: #fff; border-color: rgba(255,255,255,.5); }
.btn--outline-light:hover { background: rgba(255,255,255,.12); border-color: #fff; }
.btn--lg { padding: 16px 34px; font-size: 16px; }

/* ---------- 顶栏导航 ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background .3s var(--ease), box-shadow .3s var(--ease), padding .3s var(--ease);
  padding: 8px 0;
}
.site-header.is-scrolled {
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(180%) blur(14px);
  box-shadow: 0 1px 0 rgba(22, 41, 74, .06), var(--shadow-sm);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 66px; }

/* 品牌标识（真实 logo 图片，深/白两版切换） */
.brand { display: inline-flex; align-items: center; }
.brand__logo { height: 44px; width: auto; display: block; }
.brand__logo--light { display: none; }

/* 透明态（首页首屏顶部）换白色 logo、菜单反白 */
.site-header:not(.is-scrolled):not(.is-solid) .brand__logo--dark { display: none; }
.site-header:not(.is-scrolled):not(.is-solid) .brand__logo--light { display: block; }
.site-header:not(.is-scrolled):not(.is-solid) .nav-menu > li > a { color: rgba(255,255,255,.92); }
.site-header:not(.is-scrolled):not(.is-solid) .nav-toggle span { background: #fff; }
/* 内页（无 hero）始终使用实心态外观 */
.site-header.is-solid { background: rgba(255,255,255,.92); backdrop-filter: saturate(180%) blur(14px); box-shadow: 0 1px 0 rgba(22,41,74,.06), var(--shadow-sm); }

.nav-menu { display: flex; align-items: center; gap: 4px; }
.nav-menu > li > a {
  display: inline-block; padding: 10px 16px; font-weight: 600; font-size: 15px;
  color: var(--ink); border-radius: var(--r-sm); position: relative;
}
.nav-menu > li > a:hover { color: var(--green-700); }
.nav-menu > li > a.active { color: var(--green-700); }
.nav-menu > li > a.active::after {
  content: ""; position: absolute; left: 16px; right: 16px; bottom: 4px; height: 2px;
  background: var(--green); border-radius: 2px;
}
.nav-actions { display: flex; align-items: center; gap: 12px; }

/* 汉堡按钮 */
.nav-toggle {
  display: none; width: 44px; height: 44px; border: none; background: transparent;
  cursor: pointer; padding: 10px; border-radius: var(--r-sm);
}
.nav-toggle span {
  display: block; height: 2px; background: var(--navy); border-radius: 2px;
  transition: transform .3s var(--ease), opacity .3s var(--ease);
}
.nav-toggle span + span { margin-top: 5px; }
.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- 通用页面头部（内页 banner） ---------- */
.page-hero {
  background: var(--grad-brand); color: #fff; padding: 150px 0 70px; position: relative; overflow: hidden;
}
.page-hero::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(700px 400px at 88% -10%, rgba(18,183,106,.28), transparent 60%);
  pointer-events: none;
}
.page-hero__inner { position: relative; z-index: 1; max-width: 760px; }
.page-hero h1 { color: #fff; font-size: clamp(28px, 4vw, 46px); margin-bottom: 14px; }
.page-hero p { color: #b9c7dc; font-size: 18px; }
.breadcrumb { display: flex; gap: 8px; align-items: center; color: #9fb0c8; font-size: 14px; margin-bottom: 18px; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { opacity: .6; }

/* ---------- 卡片 ---------- */
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 30px; box-shadow: var(--shadow-sm); transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.icon-badge {
  width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center;
  background: var(--bg-green-tint); color: var(--green-700); margin-bottom: 20px;
}
.icon-badge svg { width: 28px; height: 28px; }
.icon-badge--blue { background: var(--bg-tint); color: var(--blue); }
.icon-badge--navy { background: #E7ECF5; color: var(--navy); }
.icon-badge--image {
  width: 108px; height: 108px; padding: 0; overflow: hidden; margin-bottom: 22px;
  background: #fff; border: 1px solid #DDE5EF; border-radius: 22px;
  box-shadow: 0 12px 28px rgba(22, 41, 74, .08);
}
.icon-badge--image img { width: 100%; height: 100%; object-fit: cover; display: block; }
.card h3 { font-size: 20px; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: 15px; }

.link-arrow { display: inline-flex; align-items: center; gap: 6px; color: var(--green-700); font-weight: 600; font-size: 15px; margin-top: 18px; }
.link-arrow svg { width: 16px; height: 16px; transition: transform .25s var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--navy); color: #9fb0c8; padding: 68px 0 30px; }
.footer-grid {
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: 40px; padding-bottom: 44px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-brand .brand__logo--dark { display: none; }
.footer-brand .brand__logo--light { display: block; }
.footer-brand .brand__logo { height: 48px; }
.footer-brand p { margin-top: 18px; font-size: 14px; max-width: 300px; line-height: 1.8; }
.footer-col h4 { color: #fff; font-size: 15px; margin-bottom: 18px; }
.footer-col li { margin-bottom: 11px; font-size: 14px; }
.footer-col a:hover { color: #fff; }
.footer-contact li { display: flex; gap: 10px; margin-bottom: 14px; font-size: 14px; align-items: flex-start; }
.footer-contact svg { width: 18px; height: 18px; flex: none; margin-top: 3px; color: var(--green); }
.footer-bottom {
  display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between;
  padding-top: 22px; font-size: 13px; color: #7488a3;
}
.footer-bottom a:hover { color: #fff; }

/* ---------- 回到顶部 ---------- */
.to-top {
  position: fixed; right: 24px; bottom: 24px; z-index: 90; width: 46px; height: 46px;
  border-radius: 50%; background: var(--navy); color: #fff; border: none; cursor: pointer;
  display: grid; place-items: center; box-shadow: var(--shadow);
  opacity: 0; visibility: hidden; transform: translateY(12px); transition: all .3s var(--ease);
}
.to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { background: var(--green-600); }
.to-top svg { width: 20px; height: 20px; }

/* =====================================================================
   首页专属
   ===================================================================== */

/* Hero */
.hero { position: relative; background: var(--grad-hero); color: #fff; overflow: hidden; padding: 150px 0 110px; }
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(600px 400px at 15% 10%, rgba(46,107,230,.35), transparent 55%),
    radial-gradient(700px 500px at 90% 90%, rgba(18,183,106,.32), transparent 55%);
}
.hero::after {
  content: ""; position: absolute; inset: 0; opacity: .5;
  background-image: radial-gradient(rgba(255,255,255,.10) 1px, transparent 1px);
  background-size: 26px 26px; mask-image: linear-gradient(to bottom, #000, transparent 85%);
}
.hero__inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hero__badge {
  display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600;
  padding: 7px 16px; border-radius: var(--r-pill); background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.2); color: #d9f5e7; margin-bottom: 22px;
}
.hero__badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px rgba(18,183,106,.3); }
.hero h1 { color: #fff; font-size: clamp(32px, 4.6vw, 56px); line-height: 1.14; margin-bottom: 22px; letter-spacing: -.02em; }
.hero h1 .accent { color: #4be29a; }
.hero__lead { font-size: 18px; color: #c3d1e6; max-width: 520px; margin-bottom: 34px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero__stats { display: flex; gap: 30px; margin-top: 44px; }
.hero__stats .num { font-size: 30px; font-weight: 800; color: #fff; }
.hero__stats .lbl { font-size: 13px; color: #9fb4d0; }

/* Hero 右侧插画卡 */
.hero-visual { position: relative; }
.hero-card {
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.18);
  border-radius: 24px; padding: 26px; backdrop-filter: blur(6px); box-shadow: var(--shadow-lg);
}
.hero-card__top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.hero-card__title { font-weight: 700; color: #fff; font-size: 15px; }
.hero-card__tag { font-size: 12px; padding: 4px 10px; border-radius: var(--r-pill); background: rgba(18,183,106,.22); color: #7fe3b3; font-weight: 600; }
.test-strips { display: grid; gap: 14px; }
.strip { background: rgba(255,255,255,.95); border-radius: 12px; padding: 12px 14px; display: flex; align-items: center; gap: 12px; }
.strip__bar { width: 8px; height: 40px; border-radius: 4px; flex: none; }
.strip__name { color: var(--ink); font-weight: 600; font-size: 14px; }
.strip__meta { color: var(--muted); font-size: 12px; }
.strip__result { margin-left: auto; font-size: 12px; font-weight: 700; padding: 4px 10px; border-radius: var(--r-pill); }
.result-pass { background: var(--bg-green-tint); color: var(--green-700); }
.result-check { background: var(--bg-tint); color: var(--blue); }
.hero-float {
  position: absolute; background: #fff; border-radius: 14px; box-shadow: var(--shadow-lg);
  padding: 12px 16px; display: flex; align-items: center; gap: 10px;
}
.hero-float svg { width: 22px; height: 22px; }
.hero-float .t { font-size: 12px; color: var(--muted); }
.hero-float .b { font-size: 15px; font-weight: 800; color: var(--ink); }
.hero-float--tl { top: -18px; left: -22px; }
.hero-float--br { bottom: -20px; right: -14px; }

/* 信任数据条 */
.stats-band { background: #fff; margin-top: -50px; position: relative; z-index: 5; }
.stats-band__inner {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow);
  display: grid; grid-template-columns: repeat(4, 1fr); padding: 34px 20px;
}
.stat { text-align: center; padding: 6px 16px; position: relative; }
.stat + .stat::before { content: ""; position: absolute; left: 0; top: 15%; bottom: 15%; width: 1px; background: var(--line); }
.stat .num { font-size: clamp(30px, 3.4vw, 42px); font-weight: 800; color: var(--navy); letter-spacing: -.02em; }
.stat .num .unit { font-size: 20px; color: var(--green-600); margin-left: 2px; }
.stat .lbl { color: var(--muted); font-size: 14px; margin-top: 6px; }

/* 分类总览 */
.cat-grid { grid-template-columns: repeat(4, 1fr); }
.cat-card { position: relative; overflow: hidden; }
.cat-card::before {
  content: ""; position: absolute; left: 0; top: 0; height: 4px; width: 100%;
  background: var(--grad-green); transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease);
}
.cat-card:hover::before { transform: scaleX(1); }
.cat-card .count { font-size: 13px; color: var(--muted); font-weight: 600; }

/* 优势 */
.feature-grid { grid-template-columns: repeat(3, 1fr); }
.feature { padding: 30px; border-radius: var(--r-lg); background: #fff; border: 1px solid var(--line); transition: all .3s var(--ease); }
.feature:hover { border-color: transparent; box-shadow: var(--shadow); transform: translateY(-4px); }
.feature h3 { font-size: 18px; margin-bottom: 8px; }
.feature p { font-size: 14px; color: var(--muted); }

/* 检测流程 */
.process { grid-template-columns: repeat(4, 1fr); position: relative; }
.process-step { text-align: center; position: relative; }
.process-step__circle {
  width: 84px; height: 84px; border-radius: 50%; margin: 0 auto 18px; display: grid; place-items: center;
  background: #fff; border: 2px solid var(--line); color: var(--navy); position: relative; z-index: 2;
  transition: all .3s var(--ease);
}
.process-step__circle svg { width: 34px; height: 34px; }
.process-step:hover .process-step__circle { border-color: var(--green); color: var(--green-700); box-shadow: var(--shadow-green); transform: translateY(-4px); }
.process-step__no {
  position: absolute; top: -6px; right: calc(50% - 52px); width: 26px; height: 26px; border-radius: 50%;
  background: var(--navy); color: #fff; font-size: 13px; font-weight: 700; display: grid; place-items: center; z-index: 3;
}
.process-step h4 { font-size: 17px; margin-bottom: 6px; }
.process-step p { font-size: 14px; color: var(--muted); }
.process::before {
  content: ""; position: absolute; top: 42px; left: 12%; right: 12%; height: 2px;
  background: repeating-linear-gradient(90deg, var(--line) 0 8px, transparent 8px 16px);
}

/* 应用场景 */
.scene-grid { grid-template-columns: repeat(3, 1fr); }
.scene {
  position: relative; border-radius: var(--r-lg); overflow: hidden; min-height: 220px;
  display: flex; align-items: flex-end; padding: 24px; color: #fff;
  background: var(--grad-brand); isolation: isolate;
}
.scene__img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2;
  transition: transform .55s var(--ease), filter .55s var(--ease);
}
.scene:hover .scene__img { transform: scale(1.05); filter: saturate(1.04); }
.scene::before { content: ""; position: absolute; inset: 0; z-index: -1; opacity: .18; background: var(--grad-brand); }
.scene::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(to top, rgba(10,20,40,.86), rgba(10,20,40,.16));
}
.scene .scene__ico { position: absolute; top: 22px; left: 22px; color: rgba(255,255,255,.9); }
.scene .scene__ico svg { width: 30px; height: 30px; }
.scene h4 { color: #fff; font-size: 19px; margin-bottom: 4px; }
.scene p { color: rgba(255,255,255,.82); font-size: 13.5px; }
.scene-1 { background: linear-gradient(135deg,#1b3a6b,#2e6be6); }
.scene-2 { background: linear-gradient(135deg,#0e7c53,#12b76a); }
.scene-3 { background: linear-gradient(135deg,#243b66,#3a6ea5); }
.scene-4 { background: linear-gradient(135deg,#1b4f5a,#159e8c); }
.scene-5 { background: linear-gradient(135deg,#2a3f70,#4a5fb0); }
.scene-6 { background: linear-gradient(135deg,#155e75,#0891b2); }

/* 资质认证 */
.cert-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.cert {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 26px 20px; text-align: center;
}
.cert svg { width: 40px; height: 40px; color: var(--green-700); margin: 0 auto 12px; }
.cert h4 { font-size: 16px; margin-bottom: 4px; }
.cert p { font-size: 13px; color: var(--muted); }

/* 新闻预览 */
.news-grid { grid-template-columns: repeat(3, 1fr); }
.news-card { overflow: hidden; padding: 0; }
.news-card__media { height: 180px; position: relative; overflow: hidden; background: var(--bg-soft); }
.news-card__media::after,
.news-item__media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(22,41,74,0) 42%, rgba(22,41,74,.24) 100%);
  pointer-events: none;
}
.news-card__img,
.news-item__img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .45s var(--ease), filter .45s var(--ease);
}
.news-card:hover .news-card__img,
.news-item:hover .news-item__img { transform: scale(1.05); filter: saturate(1.06); }
.news-card__tag { position: absolute; top: 14px; left: 14px; z-index: 2; font-size: 12px; font-weight: 600; color: #fff; background: rgba(18,183,106,.9); padding: 4px 12px; border-radius: var(--r-pill); }
.news-card__body { padding: 22px 24px 26px; }
.news-card__date { font-size: 13px; color: var(--muted); }
.news-card h3 { font-size: 17px; margin: 8px 0 10px; line-height: 1.5; }
.news-card p { font-size: 14px; color: var(--muted); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* CTA 区 */
.cta {
  background: var(--grad-green); border-radius: var(--r-lg); padding: 56px; color: #fff;
  display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap;
  position: relative; overflow: hidden;
}
.cta::after {
  content: ""; position: absolute; right: -40px; top: -40px; width: 260px; height: 260px; border-radius: 50%;
  background: rgba(255,255,255,.12);
}
.cta__text { position: relative; z-index: 1; }
.cta__text h2 { color: #fff; font-size: clamp(24px, 3vw, 34px); margin-bottom: 10px; }
.cta__text p { color: rgba(255,255,255,.9); font-size: 16px; }
.cta__actions { position: relative; z-index: 1; display: flex; gap: 14px; flex-wrap: wrap; }

/* 客户 logo 墙 */
.clients { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; align-items: center; }
.client-chip {
  height: 72px; border: 1px solid var(--line); border-radius: var(--r); display: grid; place-items: center;
  color: var(--muted); font-weight: 700; font-size: 15px; background: #fff; transition: all .3s var(--ease);
}
.client-chip:hover { color: var(--navy); border-color: var(--navy); box-shadow: var(--shadow-sm); }

/* =====================================================================
   产品中心
   ===================================================================== */
.product-search {
  max-width: 760px;
  margin: 0 auto 22px;
  padding: 8px;
  border: 1px solid rgba(216, 226, 237, .9);
  border-radius: 18px;
  background: rgba(255,255,255,.86);
  box-shadow: 0 14px 42px rgba(22,41,74,.07);
}
.product-search__label {
  display: block;
  padding: 5px 12px 7px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 700;
}
.product-search__box {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 54px;
  padding: 0 10px 0 16px;
  border-radius: 13px;
  background: #F7FAFC;
  border: 1px solid transparent;
  transition: border-color .22s var(--ease), box-shadow .22s var(--ease), background .22s var(--ease);
}
.product-search__box:focus-within {
  background: #fff;
  border-color: rgba(18,183,106,.42);
  box-shadow: 0 0 0 4px rgba(18,183,106,.11);
}
.product-search__box svg {
  width: 19px;
  height: 19px;
  color: var(--green-700);
  flex: none;
}
.product-search__box input {
  flex: 1;
  min-width: 0;
  height: 48px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font: inherit;
  font-size: 15.5px;
}
.product-search__box input::placeholder { color: #91A0B4; }
.product-search__box button {
  display: none;
  min-height: 38px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all .2s var(--ease);
}
.product-search__box button.show { display: inline-flex; align-items: center; }
.product-search__box button:hover { color: var(--green-700); border-color: rgba(18,183,106,.38); }
.product-search__meta {
  padding: 9px 12px 4px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
  text-align: right;
}
.filter-bar { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-bottom: 44px; }
.filter-btn {
  padding: 10px 22px; border-radius: var(--r-pill); border: 1.5px solid var(--line); background: #fff;
  color: var(--text); font-weight: 600; font-size: 14.5px; cursor: pointer; transition: all .25s var(--ease);
  min-height: 44px;
}
.filter-btn:hover { border-color: var(--green); color: var(--green-700); }
.filter-btn.active { background: var(--navy); border-color: var(--navy); color: #fff; }

.product-grid { grid-template-columns: repeat(3, 1fr); }
.product-card { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.product-card__media {
  height: 230px; position: relative; display: grid; place-items: center; overflow: hidden; isolation: isolate;
  padding: 24px;
  background: linear-gradient(180deg, #fff 0%, #f7fafc 100%) !important;
  border-bottom: 1px solid rgba(22,41,74,.06);
}
.product-card__media::before {
  content: ""; position: absolute; left: 50%; bottom: 18px; z-index: 0;
  width: min(72%, 240px); height: 34px; border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(22,41,74,.12) 0%, rgba(22,41,74,.055) 42%, rgba(22,41,74,0) 74%);
  filter: blur(2px); transform: translateX(-50%);
}
.product-card__media .chip-cat { position: absolute; top: 14px; left: 14px; z-index: 2; font-size: 12px; font-weight: 600; color: #fff; padding: 4px 12px; border-radius: var(--r-pill); background: rgba(22,41,74,.55); }
.product-card[data-cat="mycotoxin"] .product-card__media .chip-cat { background: rgba(247,144,9,.88); }
.product-card[data-cat="additive"] .product-card__media .chip-cat { background: rgba(108,92,231,.88); }
.product-card__photo {
  position: relative; z-index: 1; height: auto; width: auto; object-fit: contain;
  filter: drop-shadow(0 14px 22px rgba(22,41,74,.22));
  transition: transform .45s var(--ease);
}
.product-card__photo--universal {
  width: min(82%, 300px); height: auto; max-width: calc(100% - 48px);
  border-radius: 0; mix-blend-mode: multiply;
  filter: none; /* 不透明矩形图不能用 drop-shadow，会在两侧投出灰块 */
}
.product-card:hover .product-card__photo { transform: translateY(-6px) scale(1.05) rotate(-1deg); }
.product-card:hover .product-card__photo--universal { transform: translateY(-3px) scale(1.03); }
.product-card__body { padding: 22px 24px 24px; display: flex; flex-direction: column; flex: 1; }
.product-card h3 { font-size: 18px; margin-bottom: 12px; }
.product-spec { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }
.product-spec .row { display: flex; justify-content: space-between; gap: 16px; font-size: 13.5px; }
.product-spec .row .k { color: var(--muted); }
.product-spec .row .v { color: var(--ink); font-weight: 600; text-align: right; }
.product-card .link-arrow { margin-top: auto; }
.is-hidden { display: none !important; }
.product-empty {
  margin: 28px auto 0;
  max-width: 520px;
  text-align: center;
  padding: 32px 24px;
  border-radius: var(--r-lg);
  background: #fff;
  border: 1px solid var(--line);
}
.product-empty h3 { font-size: 20px; margin-bottom: 8px; }
.product-empty p { color: var(--muted); margin-bottom: 18px; }

/* 产品详情 */
.pd-overview-section { padding-top: 118px; }
.pd-details-section { padding-top: 20px; }
.pd-breadcrumb { color: var(--muted); margin-bottom: 24px; }
.pd-top { display: grid; grid-template-columns: 1fr 1.15fr; gap: 48px; align-items: start; }
.pd-gallery {
  background: linear-gradient(180deg, #fff 0%, #f7fafc 100%);
  border: 1px solid var(--line); border-radius: var(--r-lg); padding: 34px;
  display: grid; place-items: center; min-height: 380px; overflow: hidden; position: relative; isolation: isolate;
}
.pd-gallery::before {
  content: ""; position: absolute; left: 50%; bottom: 30px; z-index: 0;
  width: min(78%, 520px); height: 54px; border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(22,41,74,.13) 0%, rgba(22,41,74,.06) 44%, rgba(22,41,74,0) 76%);
  filter: blur(2px); transform: translateX(-50%);
}
.pd-gallery .pd-product-photo {
  width: min(112%, 620px); height: auto; max-height: 390px;
  position: relative; z-index: 1;
  border-radius: 0; mix-blend-mode: multiply;
  filter: none; /* 不透明矩形图不能用 drop-shadow，会在四周投出灰块 */
}
.pd-info h1 { font-size: clamp(26px, 3.2vw, 36px); margin-bottom: 10px; }
.pd-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 18px; }
.pd-tag { font-size: 12.5px; font-weight: 600; color: var(--green-700); background: var(--bg-green-tint); padding: 5px 12px; border-radius: var(--r-pill); }
.pd-lead { color: var(--muted); font-size: 16px; margin-bottom: 24px; }
.pd-highlight { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-bottom: 28px; }
.pd-highlight .item { display: flex; gap: 12px; align-items: flex-start; padding: 14px 16px; background: var(--bg-soft); border-radius: var(--r); }
.pd-highlight svg { width: 22px; height: 22px; color: var(--green-600); flex: none; }
.pd-highlight .t { font-weight: 700; color: var(--ink); font-size: 14px; }
.pd-highlight .d { font-size: 12.5px; color: var(--muted); }
.pd-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.pd-details-grid { grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr); gap: 44px; align-items: start; }
.pd-section-title { font-size: 24px; margin-bottom: 20px; }
.spec-table { width: 100%; border-collapse: collapse; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.spec-table th, .spec-table td { padding: 15px 20px; text-align: left; font-size: 14.5px; border-bottom: 1px solid var(--line); }
.spec-table th { background: var(--bg-soft); color: var(--muted); font-weight: 600; width: 30%; }
.spec-table td { color: var(--ink); }
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: none; }

.step-list { counter-reset: step; display: grid; gap: 18px; }
.step-list li { display: flex; gap: 16px; align-items: flex-start; }
.step-list li::before {
  counter-increment: step; content: counter(step); flex: none;
  width: 34px; height: 34px; border-radius: 50%; background: var(--grad-green); color: #fff;
  display: grid; place-items: center; font-weight: 700; font-size: 15px;
}
.step-list .st { font-weight: 700; color: var(--ink); }
.step-list .sd { font-size: 14px; color: var(--muted); }
.scope-card { margin-top: 26px; padding: 20px; background: #fff; border: 1px solid var(--line); border-radius: var(--r); }
.scope-card h4 { font-size: 16px; margin-bottom: 8px; }
.scope-card p { font-size: 14px; color: var(--muted); }
.product-note { margin-top: 36px; }
.product-note a { color: var(--green-700); font-weight: 600; }
.product-cta-section { padding-top: 0; }
.related-head { margin-bottom: 40px; }

/* =====================================================================
   解决方案
   ===================================================================== */
.solution-row { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items: center; margin-bottom: 40px; }
.solution-row:nth-child(even) .solution-row__media { order: 2; }
.solution-visual {
  border-radius: var(--r-lg); min-height: 300px; position: relative; overflow: hidden; color: #fff;
  display: grid; place-items: center; background: var(--bg-soft); box-shadow: var(--shadow-sm);
}
.solution-visual img {
  width: 100%; height: 100%; min-height: 300px; object-fit: cover;
  transition: transform .55s var(--ease), filter .55s var(--ease);
}
.solution-visual::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(22,41,74,0) 50%, rgba(22,41,74,.22) 100%);
  pointer-events: none;
}
.solution-row__media:hover .solution-visual img { transform: scale(1.04); filter: saturate(1.04); }
.solution-visual svg { width: 120px; height: 120px; opacity: .95; }
.solution-row .pill { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 700; color: var(--green-700); margin-bottom: 12px; }
.solution-row h3 { font-size: 26px; margin-bottom: 14px; }
.solution-row p.lead { color: var(--muted); margin-bottom: 18px; }
.check-list li { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 10px; font-size: 15px; }
.check-list svg { width: 20px; height: 20px; color: var(--green-600); flex: none; margin-top: 3px; }

/* =====================================================================
   关于我们
   ===================================================================== */
.about-intro { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; }
.about-intro h2 { font-size: clamp(24px, 3vw, 34px); margin-bottom: 18px; }
.about-intro p { color: var(--text); margin-bottom: 14px; }
.about-figure {
  border-radius: var(--r-lg); overflow: hidden; min-height: 340px; background: var(--bg-soft);
  display: grid; place-items: center; color: #fff; box-shadow: var(--shadow-sm);
}
.about-figure img {
  width: 100%; height: 100%; min-height: 340px; object-fit: cover;
  transition: transform .55s var(--ease), filter .55s var(--ease);
}
.about-figure:hover img { transform: scale(1.035); filter: saturate(1.04); }
.mvv-grid { grid-template-columns: repeat(3, 1fr); }

/* 时间轴 */
.timeline { position: relative; max-width: 820px; margin: 0 auto; padding-left: 0; }
.timeline::before { content: ""; position: absolute; left: 120px; top: 6px; bottom: 6px; width: 2px; background: var(--line); }
.tl-item { display: grid; grid-template-columns: 104px 1fr; gap: 32px; margin-bottom: 34px; position: relative; }
.tl-year { text-align: right; font-weight: 800; font-size: 20px; color: var(--navy); }
.tl-item::before {
  content: ""; position: absolute; left: 114px; top: 6px; width: 14px; height: 14px; border-radius: 50%;
  background: var(--green); border: 3px solid #fff; box-shadow: 0 0 0 2px var(--green);
}
.tl-body { padding-left: 8px; }
.tl-body h4 { font-size: 17px; margin-bottom: 6px; }
.tl-body p { font-size: 14.5px; color: var(--muted); }

.honor-grid { grid-template-columns: repeat(4, 1fr); }
.honor { text-align: center; padding: 26px 18px; border: 1px solid var(--line); border-radius: var(--r); background: #fff; }
.honor svg { width: 38px; height: 38px; color: var(--green-700); margin: 0 auto 12px; }
.honor p { font-size: 14px; color: var(--ink); font-weight: 600; }

/* =====================================================================
   新闻
   ===================================================================== */
.news-filter { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 40px; }
.news-list { display: grid; gap: 22px; }
.news-item {
  display: grid; grid-template-columns: 260px 1fr; gap: 28px; background: #fff; border: 1px solid var(--line);
  border-radius: var(--r-lg); overflow: hidden; transition: all .3s var(--ease);
}
.news-item:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.news-item__media { min-height: 180px; position: relative; overflow: hidden; background: var(--bg-soft); }
.news-item__img { min-height: 180px; display: block; }
.news-item__body { padding: 26px 30px 26px 0; display: flex; flex-direction: column; }
.news-item__meta { display: flex; gap: 14px; align-items: center; font-size: 13px; color: var(--muted); margin-bottom: 10px; }
.news-item__meta .cat { color: var(--green-700); font-weight: 700; }
.news-item h3 { font-size: 20px; margin-bottom: 10px; }
.news-item p { color: var(--muted); font-size: 14.5px; }
.news-item .link-arrow { margin-top: auto; }
.pager { display: flex; gap: 8px; justify-content: center; margin-top: 46px; }
.pager a { width: 42px; height: 42px; border-radius: var(--r-sm); border: 1px solid var(--line); display: grid; place-items: center; font-weight: 600; color: var(--text); }
.pager a:hover, .pager a.active { background: var(--navy); border-color: var(--navy); color: #fff; }

/* =====================================================================
   联系我们
   ===================================================================== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 44px; align-items: start; }
.contact-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 26px; }
.contact-card { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 24px; }
.contact-card .icon-badge { margin-bottom: 14px; }
.contact-card h4 { font-size: 15px; color: var(--muted); font-weight: 600; margin-bottom: 6px; }
.contact-card p { color: var(--ink); font-weight: 700; font-size: 16px; }
.contact-card span { font-size: 13px; color: var(--muted); font-weight: 400; }
.map-placeholder { border-radius: var(--r-lg); overflow: hidden; min-height: 220px; border: 1px solid var(--line); background: var(--bg-soft); position: relative; display: grid; place-items: center; color: var(--muted); }

.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 36px; box-shadow: var(--shadow); }
.form-card h3 { font-size: 22px; margin-bottom: 6px; }
.form-card > p { color: var(--muted); font-size: 14px; margin-bottom: 24px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 14px; font-weight: 600; color: var(--ink); margin-bottom: 8px; }
.form-group label .req { color: #e5484d; }
.form-control {
  width: 100%; padding: 12px 15px; border: 1.5px solid var(--line); border-radius: var(--r-sm);
  font-family: inherit; font-size: 15px; color: var(--ink); background: #fff; transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.form-control:focus { outline: none; border-color: var(--green); box-shadow: 0 0 0 3px rgba(18,183,106,.15); }
textarea.form-control { resize: vertical; min-height: 120px; }
.form-error { color: #e5484d; font-size: 13px; margin-top: 6px; display: none; }
.form-group.invalid .form-control { border-color: #e5484d; }
.form-group.invalid .form-error { display: block; }
.form-note { font-size: 13px; color: var(--muted); margin-top: 14px; }
.form-success {
  display: none; margin-top: 18px; padding: 14px 18px; border-radius: var(--r-sm);
  background: var(--bg-green-tint); color: var(--green-700); font-weight: 600; font-size: 14px;
}
.form-success.show { display: flex; gap: 8px; align-items: center; }

/* =====================================================================
   滚动进场动画（支持方向变体）
   ===================================================================== */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal[data-reveal="left"]  { transform: translateX(-44px); }
.reveal[data-reveal="right"] { transform: translateX(44px); }
.reveal[data-reveal="zoom"]  { transform: scale(.88); }
.reveal[data-reveal="flip"]  { transform: perspective(900px) rotateX(14deg) translateY(30px); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }
.reveal[data-delay="4"] { transition-delay: .32s; }
.reveal[data-delay="5"] { transition-delay: .40s; }

/* =====================================================================
   全站动效增强
   ===================================================================== */

/* 顶部滚动进度条 */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 0;
  background: linear-gradient(90deg, var(--green), #4be29a);
  z-index: 200; pointer-events: none;
  box-shadow: 0 0 10px rgba(18,183,106,.55);
}

/* Hero 渐变流动 + 光晕脉动 */
.hero { background-size: 180% 180%; animation: heroGrad 16s ease-in-out infinite alternate; }
@keyframes heroGrad { 0% { background-position: 0% 30%; } 100% { background-position: 100% 70%; } }
.hero::before { animation: heroGlow 9s ease-in-out infinite alternate; }
@keyframes heroGlow { 0% { opacity: .75; } 100% { opacity: 1; } }

/* 漂浮光斑 */
.orb { position: absolute; border-radius: 50%; filter: blur(2px); pointer-events: none; z-index: 1; }
.orb--1 { width: 14px; height: 14px; background: rgba(75,226,154,.8); top: 22%; left: 6%; animation: orbFloat 7s ease-in-out infinite; }
.orb--2 { width: 9px; height: 9px; background: rgba(126,178,255,.8); top: 64%; left: 12%; animation: orbFloat 9s 1.2s ease-in-out infinite; }
.orb--3 { width: 18px; height: 18px; background: rgba(75,226,154,.4); top: 14%; right: 10%; animation: orbFloat 8s .6s ease-in-out infinite; }
.orb--4 { width: 7px; height: 7px; background: rgba(255,255,255,.6); bottom: 18%; right: 22%; animation: orbFloat 6s 2s ease-in-out infinite; }
@keyframes orbFloat {
  0%, 100% { transform: translateY(0) translateX(0); }
  33% { transform: translateY(-26px) translateX(10px); }
  66% { transform: translateY(10px) translateX(-12px); }
}

/* Hero 结果卡：扫描线 + 逐条显色 */
.hero-card { position: relative; overflow: hidden; will-change: transform; transition: transform .2s ease-out; }
.hero-card::before {
  content: ""; position: absolute; left: 0; right: 0; height: 72px; top: -80px;
  background: linear-gradient(to bottom, transparent, rgba(18,183,106,.16), transparent);
  animation: scanline 3.6s ease-in-out infinite; pointer-events: none;
}
@keyframes scanline { 0%, 12% { top: -80px; } 55%, 62% { top: 105%; } 100% { top: 105%; } }
.strip { opacity: 0; transform: translateX(26px); }
.in .strip, .hero .strip { animation: stripIn .6s var(--ease) forwards; }
.hero .strip:nth-child(1) { animation-delay: .5s; }
.hero .strip:nth-child(2) { animation-delay: .85s; }
.hero .strip:nth-child(3) { animation-delay: 1.2s; }
@keyframes stripIn { to { opacity: 1; transform: none; } }
.strip__result { animation: badgePop .45s cubic-bezier(.34,1.56,.64,1) both; }
.hero .strip:nth-child(1) .strip__result { animation-delay: 1.15s; }
.hero .strip:nth-child(2) .strip__result { animation-delay: 1.5s; }
.hero .strip:nth-child(3) .strip__result { animation-delay: 1.85s; }
@keyframes badgePop { 0% { opacity: 0; transform: scale(.3); } 100% { opacity: 1; transform: scale(1); } }
.strip__bar { position: relative; overflow: hidden; }
.strip__bar::after {
  content: ""; position: absolute; inset: 0; background: rgba(255,255,255,.55);
  transform: translateY(100%); animation: barFill 1s var(--ease) forwards;
}
.hero .strip:nth-child(1) .strip__bar::after { animation-delay: .7s; }
.hero .strip:nth-child(2) .strip__bar::after { animation-delay: 1.05s; }
.hero .strip:nth-child(3) .strip__bar::after { animation-delay: 1.4s; }
@keyframes barFill { to { transform: translateY(-100%); } }

/* Hero 浮动信息卡：上下漂浮 */
.hero-float { animation: floatY 5s ease-in-out infinite; }
.hero-float--br { animation-delay: 1.6s; animation-duration: 6s; }
@keyframes floatY { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

/* Hero 徽章呼吸点 */
.hero__badge .dot { animation: dotPulse 2s ease-in-out infinite; }
@keyframes dotPulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(18,183,106,.3); }
  50% { box-shadow: 0 0 0 8px rgba(18,183,106,.12); }
}

/* 按钮光泽扫过 */
.btn { position: relative; overflow: hidden; }
.btn::before {
  content: ""; position: absolute; top: 0; bottom: 0; width: 46%; left: -60%;
  background: linear-gradient(105deg, transparent, rgba(255,255,255,.36), transparent);
  transform: skewX(-20deg); transition: none; pointer-events: none;
}
.btn:hover::before { animation: btnShine .7s ease; }
@keyframes btnShine { to { left: 130%; } }

/* 卡片光泽扫过 + 图标动效 */
.card { position: relative; overflow: hidden; }
.card::after {
  content: ""; position: absolute; top: 0; bottom: 0; width: 40%; left: -70%;
  background: linear-gradient(105deg, transparent, rgba(255,255,255,.5), transparent);
  transform: skewX(-18deg); pointer-events: none;
}
.card:hover::after { animation: cardShine .85s ease; }
@keyframes cardShine { to { left: 140%; } }
.icon-badge { transition: transform .35s cubic-bezier(.34,1.56,.64,1), box-shadow .35s var(--ease); }
.card:hover .icon-badge, .feature:hover .icon-badge {
  transform: translateY(-4px) rotate(-6deg) scale(1.08);
  box-shadow: 0 10px 20px rgba(18,183,106,.18);
}
.card:hover .icon-badge--image, .feature:hover .icon-badge--image {
  transform: translateY(-4px) scale(1.03);
  box-shadow: 0 16px 34px rgba(22,41,74,.13);
}

.visual-card {
  position: relative; min-height: 270px; padding: 30px; border: 0; overflow: hidden;
  display: flex; flex-direction: column; justify-content: flex-end;
  background: var(--navy); color: rgba(255,255,255,.86); isolation: isolate;
}
.visual-card::before {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(180deg, rgba(8, 17, 34, .32) 0%, rgba(8, 17, 34, .60) 48%, rgba(8, 17, 34, .92) 100%),
    linear-gradient(90deg, rgba(8, 17, 34, .72) 0%, rgba(8, 17, 34, .28) 70%);
  pointer-events: none;
}
.visual-card::after { display: none; }
.visual-card .icon-badge--image {
  position: absolute; inset: 0; z-index: 0; width: 100%; height: 100%;
  margin: 0; border: 0; border-radius: inherit; box-shadow: none; background: transparent;
}
.visual-card .icon-badge--image img {
  width: 100%; height: 100%; object-fit: cover;
  transform: scale(1.01); transition: transform .55s var(--ease), filter .55s var(--ease);
}
.visual-card > *:not(.icon-badge--image) { position: relative; z-index: 2; }
.visual-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: transparent; }
.visual-card:hover::before { transform: none; }
.visual-card:hover .icon-badge--image { transform: none; box-shadow: none; }
.visual-card:hover .icon-badge--image img { transform: scale(1.07); filter: saturate(1.06); }
.visual-card h3,
.visual-card h4,
.visual-card p,
.visual-card .count,
.visual-card span { color: inherit; }
.visual-card h3 { color: #fff; font-size: 21px; margin-bottom: 8px; text-shadow: 0 2px 14px rgba(0,0,0,.45); }
.visual-card h4 { color: #fff; text-shadow: 0 2px 14px rgba(0,0,0,.45); }
.visual-card p { color: rgba(255,255,255,.9); text-shadow: 0 1px 10px rgba(0,0,0,.38); }
.visual-card .count,
.visual-card span { color: rgba(255,255,255,.80); margin-top: 4px; }
.visual-card .link-arrow { color: #fff; margin-top: 20px; }
.visual-card .link-arrow svg { stroke: currentColor; }
.product-card::after { display: none; }
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: #D7E0EA; }

/* 流程连线流动 */
.process::before {
  background: repeating-linear-gradient(90deg, var(--green) 0 8px, transparent 8px 16px);
  background-size: 32px 2px; opacity: .5;
  animation: dashFlow 1.2s linear infinite;
}
@keyframes dashFlow { to { background-position: 32px 0; } }

/* 客户 logo 无限滚动 */
.clients-marquee { overflow: hidden; position: relative;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.clients-track { display: flex; gap: 18px; width: max-content; animation: marquee 26s linear infinite; }
.clients-marquee:hover .clients-track { animation-play-state: paused; }
.clients-track .client-chip { width: 180px; flex: none; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* 数字统计悬停 */
.stat { transition: transform .3s var(--ease); }
.stat:hover { transform: translateY(-4px); }
.stat:hover .num { color: var(--green-700); }
.stat .num { transition: color .3s var(--ease); }

/* =====================================================================
   食易安小程序板块
   ===================================================================== */
.sy-badge {
  display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 700;
  color: #fff; background: linear-gradient(120deg, #07C160, #05a552); padding: 7px 16px;
  border-radius: var(--r-pill); box-shadow: 0 8px 18px rgba(7,193,96,.3);
}
.sy-badge svg { width: 16px; height: 16px; }

.sy-hero { display: grid; grid-template-columns: 1fr .9fr; gap: 60px; align-items: center; }
.sy-hero h2 { font-size: clamp(26px, 3.4vw, 40px); margin: 18px 0 16px; }
.sy-hero .lead { color: var(--muted); font-size: 17px; margin-bottom: 26px; }
.sy-points { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 30px; }
.sy-point { display: flex; gap: 12px; align-items: flex-start; }
.sy-point .ico {
  width: 40px; height: 40px; border-radius: 12px; background: var(--bg-green-tint);
  color: var(--green-700); display: grid; place-items: center; flex: none;
  transition: transform .3s cubic-bezier(.34,1.56,.64,1);
}
.sy-point:hover .ico { transform: rotate(-8deg) scale(1.12); }
.sy-point .ico svg { width: 20px; height: 20px; }
.sy-point .t { font-weight: 700; color: var(--ink); font-size: 15px; }
.sy-point .d { font-size: 13px; color: var(--muted); }

/* 手机 mockup */
.phone-wrap { position: relative; display: flex; justify-content: center; }
.sy-banner-card {
  position: absolute; right: -8px; bottom: 18px; width: min(58%, 230px); aspect-ratio: 16 / 10;
  object-fit: cover; border: 6px solid #fff; border-radius: var(--r);
  box-shadow: var(--shadow-lg); z-index: 2;
}
.phone {
  width: 290px; border-radius: 40px; background: #10182b; padding: 12px;
  box-shadow: 0 30px 80px rgba(16,24,43,.35), inset 0 0 0 2px rgba(255,255,255,.06);
  position: relative; animation: floatY 7s ease-in-out infinite;
}
.phone::before {
  content: ""; position: absolute; top: 12px; left: 50%; transform: translateX(-50%);
  width: 110px; height: 24px; background: #10182b; border-radius: 0 0 16px 16px; z-index: 3;
}
.phone__screen { border-radius: 30px; overflow: hidden; background: #F5F7FA; position: relative; }
.phone__status { height: 38px; background: linear-gradient(120deg, #07C160, #05a552); }
.phone__title {
  background: linear-gradient(120deg, #07C160, #05a552); color: #fff; text-align: center;
  font-size: 15px; font-weight: 700; padding: 2px 0 14px;
}
.phone__body { padding: 14px; display: grid; gap: 12px; }
.phone-card { background: #fff; border-radius: 14px; padding: 14px; box-shadow: 0 4px 14px rgba(22,41,74,.06); }
.phone-scan { position: relative; height: 128px; border-radius: 14px; overflow: hidden;
  background: linear-gradient(135deg, #16294A, #1c3a68); display: grid; place-items: center; }
.phone-scan .strip-illus { width: 54px; height: 96px; background: #fff; border-radius: 8px; position: relative; }
.phone-scan .strip-illus::before, .phone-scan .strip-illus::after {
  content: ""; position: absolute; left: 12px; right: 12px; height: 7px; border-radius: 3px;
}
.phone-scan .strip-illus::before { top: 34px; background: #d94848; }
.phone-scan .strip-illus::after { top: 52px; background: #e9a2a2; }
.phone-scan .scan-frame {
  position: absolute; inset: 14px; border-radius: 12px;
  border: 2px solid rgba(75,226,154,.9); animation: framePulse 2.2s ease-in-out infinite;
}
@keyframes framePulse { 0%,100% { box-shadow: 0 0 0 0 rgba(75,226,154,.4);} 50% { box-shadow: 0 0 0 9px rgba(75,226,154,0);} }
.phone-scan .scan-beam {
  position: absolute; left: 16px; right: 16px; height: 3px; border-radius: 2px;
  background: linear-gradient(90deg, transparent, #4be29a, transparent);
  top: 16px; animation: beamMove 2.6s ease-in-out infinite; box-shadow: 0 0 14px rgba(75,226,154,.8);
}
@keyframes beamMove { 0%,100% { top: 16px; } 50% { top: calc(100% - 20px); } }
.phone-result { display: flex; align-items: center; gap: 10px; }
.phone-result .r-ico {
  width: 34px; height: 34px; border-radius: 50%; background: var(--bg-green-tint);
  color: var(--green-700); display: grid; place-items: center; flex: none;
}
.phone-result .r-ico svg { width: 18px; height: 18px; }
.phone-result .r-t { font-size: 13.5px; font-weight: 700; color: var(--ink); }
.phone-result .r-d { font-size: 11.5px; color: var(--muted); }
.phone-result .r-tag {
  margin-left: auto; font-size: 11px; font-weight: 700; padding: 3px 10px;
  border-radius: var(--r-pill); background: var(--bg-green-tint); color: var(--green-700);
}
.phone-bar { display: grid; gap: 7px; }
.phone-bar .b-row { display: flex; justify-content: space-between; font-size: 11.5px; color: var(--muted); }
.phone-bar .b-track { height: 7px; border-radius: 4px; background: #EDF1F6; overflow: hidden; }
.phone-bar .b-fill { height: 100%; border-radius: 4px; background: linear-gradient(90deg, var(--green), #4be29a); width: 0; transition: width 1.2s var(--ease) .4s; }
.in .phone-bar .b-fill, .phone--autoplay .phone-bar .b-fill { width: var(--w, 70%); }

/* 光环装饰 */
.phone-wrap::before {
  content: ""; position: absolute; width: 340px; height: 340px; border-radius: 50%;
  background: radial-gradient(circle, rgba(18,183,106,.16), transparent 65%);
  top: 50%; left: 50%; transform: translate(-50%, -50%); z-index: -1;
  animation: heroGlow 5s ease-in-out infinite alternate;
}

/* 食易安功能九宫格 */
.sy-grid { grid-template-columns: repeat(3, 1fr); }

/* 食易安真实场景 */
.sy-scenes { grid-template-columns: repeat(3, 1fr); }
.sy-scene-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
  overflow: hidden; box-shadow: var(--shadow-sm); transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.sy-scene-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.sy-scene-card__media { aspect-ratio: 4 / 3; background: var(--bg-soft); overflow: hidden; }
.sy-scene-card__media img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .45s var(--ease), filter .45s var(--ease);
}
.sy-scene-card:hover .sy-scene-card__media img { transform: scale(1.04); filter: saturate(1.05); }
.sy-scene-card__body { padding: 22px 24px 24px; }
.sy-scene-card__body h3 { font-size: 18px; margin-bottom: 8px; }
.sy-scene-card__body p { font-size: 14px; color: var(--muted); }

/* 合规提示条 */
.notice-bar {
  display: flex; gap: 14px; align-items: flex-start; padding: 18px 22px;
  background: var(--bg-tint); border: 1px solid #D5E3FA; border-radius: var(--r);
  color: var(--text); font-size: 14px; line-height: 1.7;
}
.notice-bar svg { width: 20px; height: 20px; flex: none; color: var(--blue); margin-top: 3px; }

/* 步骤时间线（食易安流程） */
.sy-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; counter-reset: syst; }
.sy-step {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 26px 22px; position: relative; transition: all .3s var(--ease);
}
.sy-step:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.sy-step::before {
  counter-increment: syst; content: "0" counter(syst);
  font-size: 40px; font-weight: 800; line-height: 1;
  background: linear-gradient(120deg, var(--green), #4be29a);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  display: block; margin-bottom: 14px;
}
.sy-step h4 { font-size: 17px; margin-bottom: 8px; }
.sy-step p { font-size: 13.5px; color: var(--muted); }

@media (max-width: 1024px) {
  .sy-hero { grid-template-columns: 1fr; gap: 40px; }
  .sy-grid, .sy-scenes { grid-template-columns: repeat(2, 1fr); }
  .sy-steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .sy-grid, .sy-steps, .sy-points, .sy-scenes { grid-template-columns: 1fr; }
  .phone { width: 260px; }
  .sy-banner-card { position: static; width: min(100%, 280px); margin: -14px auto 0; }
}

/* =====================================================================
   toast 与图片灯箱
   ===================================================================== */
.site-toast {
  position: fixed; left: 50%; bottom: 46px; transform: translateX(-50%) translateY(16px);
  background: rgba(22,41,74,.94); color: #fff; font-size: 14px; font-weight: 600;
  padding: 12px 22px; border-radius: var(--r-pill); box-shadow: var(--shadow-lg);
  opacity: 0; pointer-events: none; transition: opacity .3s var(--ease), transform .3s var(--ease);
  z-index: 300; max-width: 86vw; text-align: center;
}
.site-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

.lightbox {
  position: fixed; inset: 0; z-index: 320; display: grid; place-items: center;
  background: rgba(10,18,34,.86); backdrop-filter: blur(6px);
  opacity: 0; pointer-events: none; transition: opacity .28s var(--ease);
  cursor: zoom-out; padding: 4vmin;
}
.lightbox.open { opacity: 1; pointer-events: auto; }
.lightbox img {
  max-width: 92vw; max-height: 90vh; border-radius: 14px; background: #fff;
  box-shadow: 0 30px 90px rgba(0,0,0,.5);
  transform: scale(.94); transition: transform .28s var(--ease);
}
.lightbox.open img { transform: scale(1); }
.lightbox__close {
  position: absolute; top: 18px; right: 22px; width: 44px; height: 44px;
  border: 0; border-radius: 50%; background: rgba(255,255,255,.14); color: #fff;
  font-size: 26px; line-height: 1; cursor: pointer; transition: background .25s var(--ease);
}
.lightbox__close:hover { background: rgba(255,255,255,.28); }

/* 移动端 visual-card 紧凑化 */
@media (max-width: 768px) {
  .visual-card { min-height: 210px; padding: 22px; }
  .visual-card h3 { font-size: 18px; }
}

/* 减弱动效偏好 */
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
  .hero, .hero::before, .hero-card::before, .hero-float, .orb, .phone,
  .strip, .strip__bar::after, .strip__result, .hero__badge .dot,
  .clients-track, .process::before, .scan-beam, .scan-frame { animation: none !important; }
  .strip { opacity: 1; transform: none; }
  .strip__bar::after { display: none; }
  .phone-bar .b-fill { width: var(--w, 70%); transition: none; }
}

/* =====================================================================
   响应式
   ===================================================================== */
@media (max-width: 1024px) {
  :root { --section-y: 76px; }
  .hero__inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { max-width: 460px; }
  .cat-grid, .honor-grid, .cert-row { grid-template-columns: repeat(2, 1fr); }
  .feature-grid, .scene-grid, .news-grid, .product-grid, .mvv-grid { grid-template-columns: repeat(2, 1fr); }
  .clients { grid-template-columns: repeat(3, 1fr); }
  .process { grid-template-columns: repeat(2, 1fr); row-gap: 40px; }
  .process::before { display: none; }
  .pd-top, .pd-details-grid, .about-intro, .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .solution-row { grid-template-columns: 1fr; gap: 24px; }
  .solution-row:nth-child(even) .solution-row__media { order: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .nav-menu {
    position: fixed; inset: 0 0 0 auto; width: min(80vw, 320px); background: #fff;
    flex-direction: column; align-items: stretch; gap: 0; padding: 90px 24px 30px;
    transform: translateX(100%); transition: transform .35s var(--ease); box-shadow: var(--shadow-lg);
  }
  .nav-open .nav-menu { transform: translateX(0); }
  .nav-menu > li > a { display: block; padding: 15px 12px; border-bottom: 1px solid var(--line); color: var(--ink) !important; border-radius: 0; font-size: 16px; }
  .nav-menu > li > a.active::after { display: none; }
  .site-header:not(.is-scrolled) .nav-menu > li > a { color: var(--ink); }
  .nav-actions .btn { display: none; }
  .nav-backdrop { position: fixed; inset: 0; background: rgba(10,18,35,.5); opacity: 0; visibility: hidden; transition: opacity .3s; z-index: 99; }
  .nav-open .nav-backdrop { opacity: 1; visibility: visible; }

  .hero__stats { flex-wrap: wrap; gap: 20px 30px; }
  .stats-band__inner { grid-template-columns: 1fr 1fr; gap: 20px 0; }
  .stat:nth-child(3)::before, .stat:nth-child(2)::before { }
  .cta { padding: 38px 28px; }
  .news-item { grid-template-columns: 1fr; }
  .news-item__media { min-height: 180px; }
  .news-item__body { padding: 22px 24px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .contact-cards { grid-template-columns: 1fr; }
  .product-search { border-radius: 15px; }
  .product-search__box { min-height: 50px; }
  .product-search__box input { height: 44px; font-size: 15px; }
  .product-search__meta { text-align: left; }
}

@media (max-width: 480px) {
  :root { --gutter: 18px; --section-y: 60px; }
  .cat-grid, .feature-grid, .scene-grid, .news-grid, .product-grid, .honor-grid, .cert-row, .mvv-grid, .clients { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr; }
  .stats-band__inner { grid-template-columns: 1fr 1fr; }
  .pd-highlight { grid-template-columns: 1fr; }
  .product-card__media { height: 220px; }
  .product-card__photo--universal { width: min(86%, 300px); max-width: calc(100% - 34px); }
  .filter-bar { gap: 8px; margin-bottom: 30px; }
  .filter-btn { padding: 9px 14px; font-size: 13.5px; }
  .product-search__box { padding-left: 13px; gap: 8px; }
  .product-search__box button { padding: 0 10px; }
  .pd-overview-section { padding-top: 104px; }
  .pd-gallery { min-height: auto; padding: 22px; }
  .pd-gallery .pd-product-photo { width: 100%; max-height: 320px; }
  .spec-table th, .spec-table td { padding: 13px 14px; font-size: 14px; }
  .hero h1 { font-size: 30px; }
  .btn { width: 100%; }
  .hero__actions .btn, .cta__actions .btn { width: 100%; }
  .timeline::before { left: 8px; }
  .tl-item { grid-template-columns: 1fr; gap: 6px; padding-left: 30px; }
  .tl-year { text-align: left; }
  .tl-item::before { left: 2px; }
}

/* =====================================================================
   新闻详情页
   ===================================================================== */
.article-layout { display: grid; grid-template-columns: 1fr 300px; gap: 48px; align-items: start; }
.article-body { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 40px 44px; font-size: 16px; line-height: 2; color: var(--text); }
.article-body p { margin-bottom: 18px; }
.article-body img { max-width: 100%; border-radius: 12px; margin: 10px 0; }
.article-body h2, .article-body h3 { margin: 26px 0 14px; color: var(--navy); }
.article-body ul, .article-body ol { padding-left: 24px; margin-bottom: 18px; }
.article-body blockquote { border-left: 4px solid var(--green); background: var(--bg-soft); padding: 12px 18px; border-radius: 8px; color: var(--muted); margin-bottom: 18px; }
.article-aside { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 26px; position: sticky; top: 96px; }
.article-aside h4 { font-size: 16px; margin-bottom: 14px; color: var(--navy); }
.article-aside ul { list-style: none; display: grid; gap: 12px; }
.article-aside li a { color: var(--text); font-size: 14px; line-height: 1.6; display: block; }
.article-aside li a:hover { color: var(--green-700); }
.article-aside li span { font-size: 12px; color: var(--muted); }
@media (max-width: 1024px) {
  .article-layout { grid-template-columns: 1fr; }
  .article-aside { position: static; }
  .article-body { padding: 28px 22px; }
}