/* ============ 印染机械官网 全站样式 ============
   建站执行标准：全站统一、圆角卡片、阴影层级、reveal 动画
   配色：深蓝底 --world + 品红强调 --accent（延续 UI 设计方案） */
:root{
  --canvas:#E8EEF0;
  --canvas-2:#E7EBE9;
  --card:#FBFCFB;
  --world:#14365D;
  --world-2:#15202A;
  --ink:#1F2A3A;
  --ink-soft:#3D4E62;
  --muted:#5F7080;
  --accent:#C0392B;
  --accent-deep:#7B1A1A;
  --bone:#F1F3F2;
  --bone-soft:rgba(241,243,242,.66);
  --line:rgba(31,42,58,.14);
  --line-strong:rgba(31,42,58,.3);
  --line-lt:rgba(241,243,242,.14);
  --gut:clamp(20px,3.6vw,64px);
  --r-shell:20px;
  --r-card:6px;
  --r-control:4px;
  --r-pill:999px;
  --sh-card:0 1px 2px rgba(20,54,93,.05),0 12px 28px -12px rgba(20,54,93,.12),0 36px 70px -30px rgba(20,54,93,.16);
  --sh-float:0 24px 60px -20px rgba(10,25,45,.55),inset 0 1px 0 rgba(255,255,255,.07);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--canvas);color:var(--ink);
  font-family:"Space Grotesk","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
button,a[href]{min-height:24px}
::selection{background:var(--accent);color:#fff}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
section{scroll-margin-top:96px}
.mono{
  font-family:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:12px;letter-spacing:.16em;text-transform:uppercase;
}
.wrap{padding-inline:var(--gut)}
.display{font-weight:900;line-height:1.02}
h2{font-weight:900;letter-spacing:.01em;line-height:1.05}

/* ---------- nav ---------- */
header#nav{
  position:fixed;inset:0 0 auto 0;z-index:80;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:20px var(--gut);color:#fff;
  transition:padding .4s var(--ease),background .4s var(--ease),color .4s var(--ease),border-color .4s var(--ease);
  border-bottom:1px solid transparent;
}
header.solid{
  background:rgba(241,243,242,.88);backdrop-filter:blur(14px) saturate(1.3);
  color:var(--ink);padding:12px var(--gut);border-bottom-color:var(--line);
}
.brand{display:flex;align-items:center;gap:12px}
.brand .mark{width:38px;height:38px;flex:none}
.brand .name b{display:block;font-size:20px;font-weight:900;letter-spacing:.06em;line-height:1.1}
.brand .name span{display:block;font-family:"JetBrains Mono",ui-monospace,Menlo,monospace;font-size:8px;letter-spacing:.18em;
  opacity:.6;margin-top:2px;text-transform:uppercase}
nav{display:flex;gap:28px}
nav a{font-size:14px;font-weight:500;position:relative;padding-block:4px}
nav a::after{content:"";position:absolute;left:0;bottom:0;height:1.5px;width:0;
  background:var(--accent);transition:width .35s var(--ease)}
nav a:hover::after{width:100%}
nav a.active::after{width:100%}
nav a.active{color:var(--accent)}
.tools{display:flex;align-items:center;gap:14px}
.btn{display:inline-flex;align-items:center;gap:10px;border-radius:var(--r-pill);
  padding:14px 26px;font-size:14px;font-weight:700;letter-spacing:.02em;white-space:nowrap;
  transition:transform .3s var(--ease),background .3s,color .3s,border-color .3s}
.btn:hover{transform:translateY(-2px)}
.btn-solid{background:var(--accent);color:#fff}
.btn-solid:hover{background:var(--accent-deep)}
.btn-ghost{border:1px solid transparent;color:var(--ink);background:rgba(31,42,58,.06)}
.btn-ghost:hover{background:var(--ink);color:#fff;border-color:transparent}
.hero .btn-ghost,.band .btn-ghost{border-color:transparent;color:#fff;background:rgba(255,255,255,.1)}
.hero .btn-ghost:hover,.band .btn-ghost:hover{background:#fff;color:var(--ink);border-color:transparent}
.btn-ink{background:var(--world);color:var(--bone)}
.btn-ink:hover{background:var(--world-2)}
.btn-nav{background:var(--accent);color:#fff;padding:10px 20px;font-size:13px}
.btn-nav:hover{background:var(--accent-deep)}

/* ---------- hero（首页） ---------- */
.hero{position:relative;height:100svh;min-height:660px;overflow:hidden;background:var(--world)}
.hero-media{position:absolute;inset:-8% 0 -8% 0;will-change:transform}
.hero-media img{width:100%;height:100%;object-fit:cover;object-position:62% 44%;
  transform:scale(1.05);animation:heroIn 2.2s var(--ease) both}
@keyframes heroIn{from{transform:scale(1.16);opacity:.25}to{transform:scale(1.05);opacity:1}}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(92deg,rgba(10,16,21,.86) 0%,rgba(10,16,21,.6) 34%,rgba(10,16,21,.12) 62%,rgba(10,16,21,.38) 100%)}
.hero-inner{position:absolute;inset:auto 0 0 0;z-index:3;padding:0 var(--gut) 110px;color:#fff;max-width:1180px}
.eyebrow{display:flex;align-items:center;gap:14px;margin-bottom:26px;color:var(--bone-soft)}
.eyebrow::before{content:"";display:block;width:44px;height:1px;background:var(--accent)}
h1.hero-title{font-size:clamp(46px,7vw,102px);font-weight:900;line-height:1.04;
  max-width:13ch;letter-spacing:.01em}
h1.hero-title em{font-style:normal;color:var(--accent)}
.hero-sub{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:26px 48px;margin-top:34px}
.hero-sub p{flex:1 1 380px;max-width:46ch;font-size:15px;line-height:1.85;color:var(--bone-soft)}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 内页 page-hero ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--world);color:#fff;
  padding:150px var(--gut) 64px}
.page-hero::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(100deg,rgba(10,16,21,.94) 0%,rgba(10,16,21,.72) 46%,rgba(10,16,21,.35) 100%)}
.page-hero .ph-media{position:absolute;inset:0}
.page-hero .ph-media img{width:100%;height:100%;object-fit:cover}
.page-hero .ph-inner{position:relative;z-index:2;max-width:1180px}
.page-hero h1{font-size:clamp(38px,5.4vw,72px);font-weight:900;line-height:1.06;letter-spacing:.01em}
.page-hero h1 em{font-style:normal;color:var(--accent)}
.page-hero p{max-width:46ch;margin-top:20px;font-size:15px;line-height:1.85;color:var(--bone-soft)}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:22px;
  font-size:13px;color:var(--bone-soft)}
.crumbs a:hover{color:var(--accent)}
.crumbs .sep{opacity:.5}

/* ---------- marquee ---------- */
.marquee{background:var(--world);color:var(--bone);overflow:hidden;padding:14px 0;
  border-top:1px solid var(--line-lt)}
.marquee-track{display:flex;width:max-content;animation:mq 32s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes mq{to{transform:translateX(-50%)}}
.marquee-track span{display:inline-flex;align-items:center;gap:46px;white-space:nowrap;
  padding-right:46px;font-size:13px;letter-spacing:.1em;text-transform:uppercase}
.marquee em{font-style:normal;color:var(--accent)}

/* ---------- 区块头 / 网格 / 卡片 ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;
  flex-wrap:wrap;padding-block:60px 26px}
.sec-head h2{font-size:clamp(30px,4.4vw,60px)}
.sec-head p{max-width:40ch;font-size:14px;color:var(--muted);line-height:1.8}
.filters{display:flex;gap:8px;flex-wrap:wrap;padding-block:20px 34px}
.chip{border:1px solid var(--line);border-radius:var(--r-pill);padding:9px 20px;font-size:13px;
  font-weight:500;transition:all .28s var(--ease)}
.chip:hover{border-color:var(--ink)}
.chip[aria-pressed="true"]{background:var(--world);color:var(--bone);border-color:var(--world)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding-bottom:14px}
@media(max-width:1180px){.grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:820px){.grid{grid-template-columns:1fr}}
.card{background:var(--card);border-radius:var(--r-card);overflow:hidden;position:relative;
  display:flex;flex-direction:column;box-shadow:var(--sh-card);
  transition:transform .45s var(--ease),box-shadow .45s var(--ease)}
.card.hide{display:none}
.card:hover{transform:translateY(-4px);box-shadow:0 2px 4px rgba(14,23,30,.06),0 18px 40px -14px rgba(14,23,30,.18),0 48px 90px -34px rgba(14,23,30,.2)}
.card-media{position:relative;height:230px;overflow:hidden;background:#FFFFFF;display:flex;align-items:center;justify-content:center;padding:16px}
.card-media img{width:100%;height:100%;object-fit:contain;transition:transform 1s var(--ease)}
.card:hover .card-media img{transform:scale(1.03)}
.card-media .no{position:absolute;top:14px;left:14px;background:rgba(14,23,30,.72);
  color:var(--bone);border-radius:var(--r-control);padding:5px 10px;font-size:10px;letter-spacing:.14em;
  backdrop-filter:blur(4px)}
.card-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1;background:#EEF0F1}
.card-body h3{font-size:17px;font-weight:700;letter-spacing:.01em}
.card-body .spec{font-size:13px;color:var(--muted);line-height:1.7}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;
  padding-top:14px;border-top:1px solid var(--line)}
.card-foot .cat{font-size:12px;color:var(--muted)}
.more{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
  color:var(--ink);position:relative;padding-block:2px}
.more::after{content:"";position:absolute;left:0;bottom:0;height:1.5px;width:0;background:var(--accent);
  transition:width .32s var(--ease)}
.card:hover .more::after{width:100%}
.note{font-size:12px;color:var(--muted);padding:8px 0 4px}

/* ---------- stats band ---------- */
.band{background:var(--world);color:var(--bone);margin-top:76px;position:relative;overflow:hidden}
.band::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(900px 420px at 82% 12%,rgba(228,0,126,.14),transparent 62%)}
.band-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(32px,5vw,80px);
  padding:clamp(64px,8vw,120px) var(--gut);align-items:center}
@media(max-width:960px){.band-inner{grid-template-columns:1fr}}
.band-copy h2{font-size:clamp(30px,4.4vw,60px)}
.band-copy h2 em{font-style:normal;color:var(--accent)}
.band-copy p{max-width:42ch;color:var(--bone-soft);font-size:15px;line-height:1.85;margin-top:24px}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:20px clamp(28px,4vw,56px)}
.stat{border-top:1px solid var(--line-lt);padding-top:20px}
.stat b{display:block;font-family:"JetBrains Mono",ui-monospace,Menlo,monospace;font-weight:700;
  font-size:clamp(40px,4.6vw,64px);line-height:1;color:var(--bone)}
.stat b i{font-style:normal;font-size:.36em;font-weight:500;color:var(--bone-soft);margin-left:6px}
.stat span{display:block;margin-top:10px;font-size:13px;color:var(--bone-soft)}
.stat .ac{color:var(--accent)}

/* ---------- tech（三大系统） ---------- */
.tech{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(28px,5vw,84px);
  padding:clamp(64px,8vw,120px) var(--gut);align-items:center}
@media(max-width:960px){.tech{grid-template-columns:1fr}}
.tech-media{position:relative}
.tech-media img{width:100%;aspect-ratio:4/5;object-fit:cover;filter:saturate(1.02) contrast(1.02)}
.tech-media .badge{position:absolute;right:-8px;bottom:30px;background:var(--accent);color:#fff;
  border-radius:var(--r-pill);padding:12px 20px;font-size:13px;font-weight:700;
  box-shadow:var(--sh-float);letter-spacing:.02em}
.tech h2{font-size:clamp(30px,4.4vw,60px);margin-bottom:34px}
.spec{border-top:1px solid var(--line);padding:24px 0;display:grid;
  grid-template-columns:150px 1fr;gap:22px;align-items:baseline}
.spec dt{font-family:"JetBrains Mono",ui-monospace,Menlo,monospace;font-size:12px;
  letter-spacing:.12em;color:var(--muted)}
.spec dd{font-size:14px;line-height:1.75;color:var(--ink-soft)}
.spec dd b{display:block;font-family:"JetBrains Mono",ui-monospace,Menlo,monospace;
  font-size:clamp(26px,3vw,38px);font-weight:700;line-height:1.05;color:var(--ink);
  letter-spacing:.01em;margin-bottom:6px}
.spec dd b i{font-style:normal;font-size:.42em;font-weight:500;color:var(--muted);margin-left:8px}
.tech .cta-row{margin-top:26px}

/* ---------- applications ---------- */
.apps{background:var(--canvas-2);padding:clamp(64px,8vw,120px) var(--gut);
  display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(32px,5vw,84px);align-items:start}
@media(max-width:960px){.apps{grid-template-columns:1fr}}
.apps-copy h2{font-size:clamp(30px,4.4vw,60px)}
.apps-copy p{max-width:40ch;color:var(--muted);font-size:15px;line-height:1.85;margin-top:22px}
.apps-list{border-top:1px solid var(--line-strong)}
.app-row{display:grid;grid-template-columns:24px 1fr auto;gap:18px;align-items:center;
  padding:22px 0;border-bottom:1px solid var(--line)}
.app-row .sw{width:14px;height:14px;border-radius:50%;box-shadow:inset 0 0 0 1px rgba(24,34,44,.16)}
.app-row b{font-size:15px;font-weight:700}
.app-row .sub{display:block;font-size:13px;color:var(--muted);margin-top:3px}
.app-row .note{font-size:13px;color:var(--muted);text-align:right;max-width:18ch}

/* ---------- service ---------- */
.service{position:relative;min-height:82vh;display:grid;align-items:center;overflow:hidden;
  background:var(--world)}
.service-media{position:absolute;inset:0}
.service-media img{width:100%;height:100%;object-fit:cover;object-position:38% 50%}
.service-media::after{content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(10,16,21,.94) 0%,rgba(10,16,21,.82) 42%,rgba(10,16,21,.28) 100%)}
.service-inner{position:relative;z-index:2;padding:clamp(64px,8vw,120px) var(--gut);color:var(--bone);max-width:720px}
.service h2{font-size:clamp(30px,4.4vw,60px)}
.service h2 em{font-style:normal;color:var(--accent)}
.service p{color:var(--bone-soft);font-size:15px;line-height:1.85;margin-top:22px;max-width:44ch}
.srv-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px 22px;margin-top:36px}
.srv{display:flex;align-items:center;gap:14px;border:1px solid var(--line-lt);border-radius:var(--r-card);
  padding:16px 18px;background:rgba(241,243,242,.05);backdrop-filter:blur(4px)}
.srv .ic{width:42px;height:42px;flex:none;border-radius:var(--r-control);
  background:rgba(228,0,126,.16);color:var(--accent);display:grid;place-items:center}
.srv .ic svg{width:22px;height:22px}
.srv b{display:block;font-size:14px;font-weight:700}
.srv span{display:block;font-size:12px;color:var(--bone-soft);margin-top:2px}
.service .cta-row{margin-top:38px}

/* ---------- quote / 表单 ---------- */
.quote{background:var(--accent);color:#fff;position:relative;overflow:hidden}
.quote::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(700px 380px at 16% 120%,rgba(255,255,255,.16),transparent 60%)}
.quote-inner{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,72px);
  padding:clamp(64px,8vw,110px) var(--gut);align-items:center;position:relative;z-index:1}
@media(max-width:960px){.quote-inner{grid-template-columns:1fr}}
.quote-copy h2{font-size:clamp(30px,4.4vw,56px);line-height:1.08}
.quote-copy p{color:rgba(255,255,255,.86);font-size:15px;line-height:1.85;margin-top:20px;max-width:40ch}
.contacts{margin-top:30px;display:flex;flex-direction:column;gap:14px}
.contacts .row{display:flex;align-items:center;gap:12px;font-size:14px}
.contacts svg{width:20px;height:20px;opacity:.85}
.form{background:#fff;color:var(--ink);border-radius:var(--r-shell);padding:34px 34px 30px;
  box-shadow:var(--sh-float)}
.form h3{font-size:19px;font-weight:900;margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:700;margin-bottom:7px}
.field input,.field textarea{width:100%;border:1px solid var(--line-strong);border-radius:var(--r-control);
  padding:12px 14px;font:inherit;font-size:14px;color:var(--ink);background:#fff;outline:none;
  transition:border-color .25s,box-shadow .25s}
.field input::placeholder,.field textarea::placeholder{color:#9AA3AB}
.field input:focus-visible,.field textarea:focus-visible{border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(228,0,126,.14)}
.field textarea{min-height:84px;resize:vertical}
.form .btn{width:100%;justify-content:center}
.form small{display:block;margin-top:12px;font-size:11px;color:var(--muted);text-align:center}

/* ---------- 产品详情页 ---------- */
.detail{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,72px);
  padding:clamp(56px,7vw,96px) var(--gut);align-items:start}
@media(max-width:960px){.detail{grid-template-columns:1fr}}
.detail-media{position:sticky;top:100px;border-radius:var(--r-shell);overflow:hidden;
  box-shadow:var(--sh-card);background:var(--canvas-2)}
.detail-media img{width:100%;aspect-ratio:1/1;object-fit:cover}
.detail-media .no{position:absolute;top:16px;left:16px;background:rgba(14,23,30,.72);
  color:var(--bone);border-radius:var(--r-control);padding:6px 12px;font-size:10px;letter-spacing:.14em}
.detail-info h2{font-size:clamp(26px,3.6vw,44px);margin-bottom:14px}
.detail-info .lead{font-size:15px;line-height:1.9;color:var(--ink-soft);max-width:52ch}
.key-list{border-top:1px solid var(--line-strong);margin-top:28px}
.key{border-bottom:1px solid var(--line);padding:18px 0;display:grid;
  grid-template-columns:150px 1fr;gap:20px;align-items:baseline}
@media(max-width:560px){.key{grid-template-columns:1fr;gap:6px}}
.key dt{font-family:"JetBrains Mono",ui-monospace,Menlo,monospace;font-size:12px;
  letter-spacing:.12em;color:var(--muted)}
.key dd{font-size:14px;line-height:1.75;color:var(--ink-soft)}
.key dd b{font-family:"JetBrains Mono",ui-monospace,Menlo,monospace;font-size:22px;font-weight:700;
  color:var(--ink);display:block;line-height:1.2;margin-bottom:2px}
.key dd b i{font-style:normal;font-size:.55em;font-weight:500;color:var(--muted);margin-left:8px}
.key dd span{font-size:13px;color:var(--muted)}
.detail-info .cta-row{margin-top:30px}
.block{padding:clamp(40px,5vw,72px) var(--gut)}
.block h3{font-size:clamp(22px,3vw,34px);font-weight:900;margin-bottom:24px}
.block h3 .idx{color:var(--accent);margin-right:14px;font-family:"JetBrains Mono",ui-monospace,Menlo,monospace;font-size:.6em}
.prose{max-width:72ch;font-size:15px;line-height:1.9;color:var(--ink-soft)}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip-tag{border:1px solid var(--line);border-radius:var(--r-pill);padding:9px 18px;font-size:13px;font-weight:500}
.pair-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:8px}
@media(max-width:960px){.pair-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.pair-grid{grid-template-columns:1fr}}
.pair{background:var(--card);border-radius:var(--r-card);padding:20px 22px;box-shadow:var(--sh-card);
  border-left:3px solid var(--accent)}
.pair b{display:block;font-size:15px;font-weight:700}
.pair span{display:block;font-size:13px;color:var(--muted);margin-top:6px;line-height:1.7}
.related{background:var(--canvas-2);padding:clamp(48px,6vw,88px) var(--gut)}

/* ---------- about 页 ---------- */
.about-lead{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,72px);
  padding:clamp(56px,7vw,100px) var(--gut);align-items:center}
@media(max-width:960px){.about-lead{grid-template-columns:1fr}}
.about-lead h2{font-size:clamp(28px,3.8vw,52px)}
.about-lead h2 em{font-style:normal;color:var(--accent)}
.about-lead p{max-width:48ch;font-size:15px;line-height:1.9;color:var(--ink-soft);margin-top:22px}
.about-media img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:var(--r-shell);
  box-shadow:var(--sh-card)}
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;
  padding:0 var(--gut) clamp(48px,6vw,88px)}
@media(max-width:960px){.pillars{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.pillars{grid-template-columns:1fr}}
.pillar{background:var(--card);border-radius:var(--r-card);padding:26px 24px;box-shadow:var(--sh-card)}
.pillar .num{font-family:"JetBrains Mono",ui-monospace,Menlo,monospace;font-size:clamp(30px,3.4vw,44px);
  font-weight:700;color:var(--accent);line-height:1}
.pillar b{display:block;font-size:16px;font-weight:700;margin-top:14px}
.pillar span{display:block;font-size:13px;color:var(--muted);margin-top:8px;line-height:1.8}
.scene{position:relative;overflow:hidden;background:var(--world);color:var(--bone)}
.scene-media{position:absolute;inset:0}
.scene-media img{width:100%;height:100%;object-fit:cover;object-position:50% 55%}
.scene-media::after{content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(10,16,21,.9) 0%,rgba(10,16,21,.6) 55%,rgba(10,16,21,.22) 100%)}
.scene-inner{position:relative;z-index:2;padding:clamp(56px,7vw,110px) var(--gut);max-width:680px}
.scene h2{font-size:clamp(28px,3.8vw,52px)}
.scene h2 em{font-style:normal;color:var(--accent)}
.scene p{color:var(--bone-soft);font-size:15px;line-height:1.9;margin-top:20px;max-width:46ch}
.scene .cta-row{margin-top:32px}

/* ---------- footer ---------- */
footer{background:var(--world);color:var(--bone-soft);padding:72px var(--gut) 36px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:38px;
  padding-bottom:52px;border-bottom:1px solid var(--line-lt)}
@media(max-width:900px){.foot-grid{grid-template-columns:1fr 1fr}}
.foot-grid h4{color:var(--bone);font-size:12px;letter-spacing:.18em;text-transform:uppercase;
  margin-bottom:16px;font-family:"JetBrains Mono",ui-monospace,Menlo,monospace}
.foot-grid a{display:block;padding:5px 0;font-size:14px;transition:color .25s}
.foot-grid a:hover{color:var(--accent)}
.foot-grid span{display:block;padding:5px 0;font-size:14px}
.foot-brand b{font-size:20px;font-weight:900;color:var(--bone);letter-spacing:.06em}
.foot-brand p{font-size:13px;line-height:1.8;margin-top:12px;max-width:34ch}
.wordmark{font-size:clamp(56px,13vw,190px);font-weight:900;line-height:.8;color:rgba(241,243,242,.5);
  letter-spacing:.04em;margin-top:44px;user-select:none}
.foot-legal{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;
  padding-top:26px;font-size:11px;letter-spacing:.06em;color:rgba(241,243,242,.4)}

/* ---------- toast ---------- */
.toast{position:fixed;left:50%;bottom:34px;transform:translate(-50%,150%);z-index:120;
  background:var(--world);color:var(--bone);border-radius:var(--r-pill);padding:14px 26px;
  font-size:13px;box-shadow:var(--sh-float);transition:transform .5s var(--ease)}
.toast.on{transform:translate(-50%,0)}
.toast b{color:var(--accent)}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(24px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.rv.in{opacity:1;transform:none}
.rv-mask{clip-path:inset(0 0 100% 0);transition:clip-path 1.1s var(--ease)}
.rv-mask.in{clip-path:inset(0 0 0 0)}

/* ---------- 响应式 ---------- */
@media(max-width:640px){
  header#nav{flex-wrap:wrap;gap:8px 14px;padding:12px 16px;row-gap:6px}
  .brand .mark{width:32px;height:32px}
  .brand .name b{font-size:17px}
  .brand .name span{display:none}
  nav{order:3;flex:1 1 100%;justify-content:space-between;gap:0}
  nav a{font-size:12px;padding-block:2px}
  .tools{margin-left:auto}
  .btn-nav{padding:8px 14px;font-size:12px}
  .page-hero{padding:130px 16px 48px}
  .card-body .spec{font-size:14px}
  input,textarea{font-size:16px}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition-duration:.01ms!important}
  .rv,.rv-mask{opacity:1;transform:none;clip-path:none}
}


/* ============ 金润达版新增模块 ============ */
.sec-tint{background:var(--canvas-2)}
.sec{padding:86px 0 8px}
.sec-tint,.wrap{padding-top:0}
#plist{padding-block:40px 90px}
#pdetail{padding-block:40px}
.grid-note{margin:26px 0 6px;font-size:13px;color:var(--muted);line-height:1.8}
/* 产品分类带 */
.cat-band{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;padding-bottom:60px}
.cat-chip{position:relative;display:flex;flex-direction:column;gap:8px;padding:26px 22px;border:1px solid var(--line);border-radius:var(--r-card);background:var(--card);transition:transform .35s var(--ease),box-shadow .35s var(--ease)}
.cat-chip:hover{transform:translateY(-4px);box-shadow:0 2px 4px rgba(14,23,30,.06),0 18px 40px -14px rgba(14,23,30,.18)}
.cat-chip b{font-size:18px;font-weight:900}
.cat-chip i{font-style:normal;font-size:12px;color:var(--muted)}
/* 企业优势 */
.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding-bottom:60px}
.adv{border-top:2px solid var(--world);padding-top:22px}
.adv h3{margin:12px 0 8px;font-size:17px;font-weight:700}
.adv p{font-size:13px;line-height:1.8;color:var(--muted)}
/* 客户名录 */
.clients{display:grid;grid-template-columns:repeat(3,1fr);gap:10px 18px;padding-bottom:60px}
.clients li{position:relative;padding:14px 16px 14px 30px;font-size:14px;border:1px solid var(--line);border-radius:10px;background:var(--card)}
.clients li::before{content:"";position:absolute;left:14px;top:21px;width:6px;height:6px;border-radius:50%;background:var(--accent)}
/* 新闻列表 */
.news-list{display:flex;flex-direction:column;gap:2px;padding-bottom:60px}
.news-row{display:flex;align-items:center;gap:24px;padding:18px 6px;border-bottom:1px solid var(--line);transition:background .25s}
.news-row:hover{background:var(--canvas-2)}
.news-row time{flex:none;width:96px;font-family:"JetBrains Mono",ui-monospace,Menlo,monospace;font-size:12px;color:var(--muted)}
.news-row span{flex:1;font-size:15px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.news-row i{font-style:normal;font-size:12px;color:var(--muted);display:inline-flex;align-items:center;gap:6px}
.news-row:hover span{color:var(--accent)}
.news-list-lg .news-row span{white-space:normal}
/* 产品详情 */
.detail{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(32px,5vw,72px);padding-bottom:60px}
.d-media{display:flex;align-items:center;justify-content:center}
.d-media img{width:100%;max-width:560px;max-height:420px;object-fit:contain;border-radius:var(--r-card);background:#FFFFFF}
.d-info h2{font-size:clamp(26px,3.4vw,44px);font-weight:900;line-height:1.15;margin:6px 0 22px}
.d-body{font-size:15px;line-height:1.95;color:var(--ink-soft)}
.d-body p{margin-bottom:14px}
.d-cta,.cta-row{margin-top:26px}
.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:14px}
.g-item{margin:0;border-radius:var(--r-card);overflow:hidden;background:var(--canvas-2)}
.g-item{display:flex;align-items:center;justify-content:center}
.g-item img{width:100%;max-height:190px;object-fit:contain;display:block}
/* 上下篇 */
.pn-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding-block:34px 90px}
.pn{display:flex;flex-direction:column;gap:6px;padding:18px 20px;border:1px solid var(--line);border-radius:var(--r-card);background:var(--card);transition:border-color .25s,transform .25s var(--ease)}
.pn:hover{border-color:var(--accent);transform:translateY(-2px)}
.pn i{font-style:normal;font-size:11px;letter-spacing:.16em;color:var(--muted)}
.pn b{font-size:14px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pn.prev{align-items:flex-start;text-align:left}
.pn.next{align-items:flex-end;text-align:right}
/* 关于我们 */
.about-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:clamp(32px,5vw,72px);padding-block:40px 90px}
.about-copy .d-body{padding-top:10px}
.about-side{display:flex;flex-direction:column;gap:16px}
.side-card{border:1px solid var(--line);border-radius:var(--r-card);background:var(--card);padding:24px 24px 20px}
.side-card h3{font-size:15px;font-weight:900;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.side-card p{display:flex;gap:12px;padding:7px 0;font-size:13px;line-height:1.7;color:var(--ink-soft)}
.side-card p b{flex:none;width:64px;font-weight:700;color:var(--ink)}
.side-card a{color:var(--accent)}
/* 服务体系 */
.svc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;padding-bottom:60px}
.svc{border:1px solid var(--line);border-radius:var(--r-card);background:var(--card);padding:26px 26px 24px;transition:transform .35s var(--ease),box-shadow .35s var(--ease)}
.svc:hover{transform:translateY(-4px);box-shadow:0 18px 40px -14px rgba(14,23,30,.18)}
.svc-no{font-family:"JetBrains Mono",ui-monospace,Menlo,monospace;font-size:12px;letter-spacing:.2em;color:var(--accent)}
.svc h3{margin:14px 0 8px;font-size:18px;font-weight:900}
.svc p{font-size:13px;line-height:1.85;color:var(--muted)}
/* 联系我们 */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,72px);padding-block:40px 90px}
.contact-note{margin-top:18px;font-size:12px;color:var(--muted);line-height:1.8}
/* 荣誉资质 */
.honor-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;padding-block:40px 20px}
.cert{margin:0;border:1px solid var(--line);border-radius:var(--r-card);background:#fff;padding:8px;box-shadow:0 4px 16px -10px rgba(14,23,30,.14);display:flex;align-items:center;justify-content:center}
.cert img{width:100%;max-height:260px;object-fit:contain;display:block;border-radius:8px}
/* 文章页 */
.article{padding-block:40px 90px}
.a-head{border-bottom:1px solid var(--line);padding-bottom:26px;margin-bottom:30px}
.a-head h1{font-size:clamp(24px,3.6vw,46px);font-weight:900;line-height:1.22;margin:8px 0 14px}
.a-meta{display:flex;gap:18px;font-size:12px;color:var(--muted)}
.a-meta time{font-family:"JetBrains Mono",ui-monospace,Menlo,monospace}
.article .d-body{max-width:80ch}
.article .pn-row{padding-block:40px 0}
/* 表单容器 */
.form-wrap{padding-block:40px 100px}
.form-wrap .form{max-width:640px}


/* 新模块响应式 */
@media(max-width:920px){
  .cat-band{grid-template-columns:repeat(2,1fr);padding-bottom:60px}
  .adv-grid{grid-template-columns:repeat(2,1fr);padding-bottom:60px}
  .clients{grid-template-columns:repeat(2,1fr);padding-bottom:60px}
  .detail{grid-template-columns:1fr;padding-bottom:40px}
  .about-grid{grid-template-columns:1fr;padding-block:30px 60px}
  .svc-grid{grid-template-columns:1fr;padding-bottom:60px}
  .contact-grid{grid-template-columns:1fr;padding-block:30px 60px}
  .honor-grid{grid-template-columns:repeat(2,1fr)}
  .pn-row{grid-template-columns:1fr;padding-block:24px 60px}
  .news-row{flex-wrap:wrap;gap:6px 14px}
  .news-row time{width:auto}
  .news-row i{display:none}
  .d-info h2{font-size:26px}
  .form-wrap{padding-block:30px 60px}
  .article{padding-block:30px 60px}
}
@media(max-width:520px){
  .cat-band{grid-template-columns:1fr 1fr;gap:10px}
  .cat-chip{padding:18px 14px}
  .adv-grid{grid-template-columns:1fr;gap:12px}
  .clients{grid-template-columns:1fr}
  .honor-grid{grid-template-columns:1fr;gap:12px}
  .gallery{grid-template-columns:1fr}
}


/* ---------- 表单字段（label 包裹控件）上下排列 ---------- */
.form label{display:block;font-size:13px;font-weight:700;color:var(--ink);margin-bottom:16px}
.form label input,.form label select,.form label textarea{display:block;width:100%;margin-top:7px;
  border:1px solid var(--line-strong);border-radius:var(--r-control);
  padding:12px 14px;font:inherit;font-size:14px;color:var(--ink);background:#fff;outline:none;
  transition:border-color .25s,box-shadow .25s}
.form label input::placeholder,.form label textarea::placeholder{color:#9AA3AB}
.form label input:focus-visible,.form label select:focus-visible,.form label textarea:focus-visible{
  border-color:var(--accent);box-shadow:0 0 0 3px rgba(228,0,126,.14)}
.form label select{cursor:pointer;appearance:auto}
.form label textarea{min-height:84px;resize:vertical}


/* ---------- header logo ---------- */
.brand-logo{height:34px;width:auto;display:block}
@media(max-width:920px){
  .brand-logo{height:30px}
}

/* ---------- header logo 图标 ---------- */
.brand-mark{height:44px;width:auto;display:block}
@media(max-width:920px){
  .brand-mark{height:36px}
}


/* ---------- SEO 指南/FAQ 页正文排版（仅新 guide-*.html / faq.html 使用，不影响既有页面） ---------- */
.guide-body h2{font-size:clamp(22px,2.6vw,30px);font-weight:900;letter-spacing:.01em;line-height:1.2;margin:36px 0 14px;color:var(--ink)}
.guide-body h2:first-child{margin-top:4px}
.guide-body h3{font-size:18px;font-weight:900;margin:26px 0 10px;color:var(--ink)}
.guide-body ul,.guide-body ol{margin:0 0 16px;padding-left:22px}
.guide-body li{margin-bottom:8px}
.guide-body strong{color:var(--ink);font-weight:700}
.guide-body .guide-cta{margin:32px 0 8px;padding:26px 28px;border-radius:var(--r-shell);background:var(--canvas-2);border:1px solid var(--line)}
.guide-body .guide-cta h3{margin:0 0 10px}
.guide-body .guide-cta p{margin-bottom:16px}
.faq-item{margin-bottom:28px}
.faq-item h2{font-size:clamp(19px,2.2vw,26px);font-weight:900;line-height:1.25;margin:0 0 10px;color:var(--ink)}
.faq-item p{margin:0}
/* SEO 增厚：关于我们 d-body 内小节标题与列表（h3/ul 由增厚文案渲染产生） */
.d-body h3{font-size:18px;font-weight:900;margin:26px 0 10px;color:var(--ink)}
.d-body ul,.d-body ol{margin:0 0 16px;padding-left:22px}
.d-body li{margin-bottom:8px}
.d-body strong{color:var(--ink);font-weight:700}
/* 指南/FAQ 页 CTA 按钮移动端允许换行（长产品名不再横向溢出） */
@media(max-width:640px){
  .guide-body .cta-row .btn{white-space:normal;text-align:center;justify-content:center}
}