/* ============================================================
   华芯购 hxgsc.com — 亮色科技风（简约 / 多色渐变 / 动态）
   ============================================================ */
:root{
  --ink:#0d1424;
  --ink-dim:#42526e;
  --ink-faint:#7b8aa5;
  --bg:#f4f7fc;
  --bg-2:#eef2f9;
  --card:#ffffff;
  --glass:rgba(255,255,255,.72);
  --line:rgba(13,20,36,.09);
  --line-strong:rgba(13,20,36,.16);
  --blue:#2563eb;
  --blue-deep:#1d4ed8;
  --violet:#7c3aed;
  --cyan:#0891b2;
  --orange:#ea580c;
  --green:#059669;
  --red:#dc2626;
  --ok:#10b981;
  --grad:linear-gradient(135deg,#2563eb 0%,#7c3aed 55%,#0891b2 110%);
  --grad-soft:linear-gradient(135deg,rgba(37,99,235,.10),rgba(124,58,237,.10),rgba(8,145,178,.10));
  --pad:clamp(16px,4vw,40px);
  --nav-top:max(14px,env(safe-area-inset-top,0px));
  --safe-b:max(14px,env(safe-area-inset-bottom,0px));
  --radius:18px;
  --maxw:1200px;
  --shadow:0 14px 40px rgba(13,20,36,.07);
  --shadow-lg:0 24px 60px rgba(13,20,36,.12);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;overflow-x:clip}
body{
  background:var(--bg);color:var(--ink);
  font-family:Inter,"Helvetica Neue","PingFang SC","Microsoft YaHei",Arial,sans-serif;
  line-height:1.6;overflow-x:clip;-webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;color:inherit}
img{max-width:100%;display:block}
::selection{background:rgba(124,58,237,.22)}
h1,h2,h3{line-height:1.16;letter-spacing:-.025em;font-weight:700}
.wrap{max-width:var(--maxw);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}

/* ---------- 动态背景（全局光晕） ---------- */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(46vw 34vw at 8% -4%,rgba(37,99,235,.13),transparent 62%),
    radial-gradient(42vw 32vw at 96% 6%,rgba(124,58,237,.12),transparent 60%),
    radial-gradient(40vw 30vw at 55% 108%,rgba(8,145,178,.10),transparent 62%),
    var(--bg);
  animation:aurora 18s ease-in-out infinite alternate;
}
@keyframes aurora{
  0%{background-position:0 0,0 0,0 0,0 0}
  50%{background-position:3vw 2vh,-3vw -2vh,2vw -1vh,0 0}
  100%{background-position:-2vw 1vh,2vw 2vh,-3vw 1vh,0 0}
}

/* ---------- 胶囊导航 ---------- */
.nav-wrap{position:fixed;top:calc(var(--nav-top) + 34px);left:0;right:0;z-index:80;display:flex;justify-content:center;
  padding:0 max(14px,env(safe-area-inset-left,0));pointer-events:none}
.nav{pointer-events:auto;display:flex;align-items:center;gap:clamp(8px,2vw,22px);
  padding:7px 10px 7px 18px;border-radius:999px;max-width:calc(100% - 28px);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);
  box-shadow:0 10px 34px rgba(13,20,36,.08)}
.nav-logo{display:flex;align-items:center;gap:9px;padding-right:6px;flex-shrink:0}
.nav-logo img{width:26px;height:26px;border-radius:7px}
.nav-logo span{font-size:18px;font-weight:700;letter-spacing:-.02em;white-space:nowrap;color:var(--blue-deep)}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{font-size:13.5px;color:var(--ink-dim);padding:8px 12px;border-radius:999px;min-height:40px;
  display:inline-flex;align-items:center;transition:color .2s,background .2s;white-space:nowrap}
.nav-links a:hover,.nav-links a.is-active{color:var(--blue);background:rgba(37,99,235,.08)}
.nav-cta{background:var(--grad);color:#fff!important;font-weight:600;font-size:13.5px;padding:9px 18px!important;
  border-radius:999px;min-height:40px;display:inline-flex;align-items:center;white-space:nowrap;
  box-shadow:0 8px 20px rgba(37,99,235,.32);
  transition:box-shadow .2s,transform .15s,filter .2s}
.nav-cta:hover{transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 10px 26px rgba(37,99,235,.42)}
.nav-burger{display:none;background:none;border:0;min-width:44px;min-height:44px;cursor:pointer;color:var(--ink);font-size:22px}

/* ---------- HERO ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden;isolation:isolate}
.hero-bg{position:absolute;inset:0;z-index:-1;background:transparent}
.hero-bg::before{content:"";position:absolute;inset:0;
  background:
    radial-gradient(34vw 30vw at 18% 16%,rgba(37,99,235,.20),transparent 60%),
    radial-gradient(30vw 28vw at 82% 20%,rgba(124,58,237,.18),transparent 62%),
    radial-gradient(36vw 30vw at 62% 96%,rgba(8,145,178,.15),transparent 62%);
  animation:blobs 14s ease-in-out infinite alternate;filter:blur(6px)}
@keyframes blobs{
  0%{transform:translate3d(0,0,0) scale(1)}
  50%{transform:translate3d(1.6vw,-1.4vh,0) scale(1.06)}
  100%{transform:translate3d(-1.2vw,1.2vh,0) scale(1.02)}
}
.hero-bg::after{content:"";position:absolute;inset:0;opacity:.5;
  background-image:
    linear-gradient(var(--line) 1px,transparent 1px),
    linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(70vw 70vh at 50% 40%,#000 30%,transparent 78%);
  mask-image:radial-gradient(70vw 70vh at 50% 40%,#000 30%,transparent 78%);
  animation:gridmove 26s linear infinite}
@keyframes gridmove{to{background-position:56px 56px,56px 56px}}
.hero-inner{padding:calc(110px + env(safe-area-inset-top,0)) var(--pad) calc(70px + var(--safe-b));width:100%;max-width:var(--maxw);margin:0 auto}
.hero .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--blue-deep);border:1px solid var(--line);padding:7px 14px;border-radius:999px;
  background:var(--glass);backdrop-filter:blur(14px);margin-bottom:26px;font-weight:600}
.hero .eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 10px var(--ok);animation:pulse 2.4s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.55;transform:scale(.82)}}
.hero h1{font-size:clamp(30px,5.4vw,64px);font-weight:700;letter-spacing:-.04em;line-height:1.1;max-width:14ch;margin-bottom:22px;color:var(--ink)}
.hero h1 em{font-style:normal;color:var(--blue-deep)}
.hero p.lead{font-size:clamp(15px,1.6vw,19px);color:var(--ink-dim);max-width:56ch;margin-bottom:34px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.btn{display:inline-flex;align-items:center;gap:9px;min-height:50px;padding:0 28px;border-radius:999px;font-size:15px;font-weight:600;
  cursor:pointer;border:1px solid transparent;transition:transform .15s,background .2s,border-color .2s,box-shadow .2s;white-space:nowrap}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 12px 28px rgba(37,99,235,.34);position:relative;overflow:hidden}
.btn-primary::after{content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,transparent 30%,rgba(255,255,255,.32) 50%,transparent 70%);
  transform:translateX(-110%);transition:transform .7s}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(37,99,235,.44)}
.btn-primary:hover::after{transform:translateX(110%)}
.btn-ghost{background:var(--card);border-color:var(--line-strong);color:var(--ink);box-shadow:var(--shadow)}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px);box-shadow:var(--shadow-lg)}

/* ---------- 通用区块 ---------- */
.sec{padding:clamp(56px,9vw,110px) 0}
.sec .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--blue-deep);font-weight:600;margin-bottom:16px}
.sec .eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--grad)}
.sec-title{font-size:clamp(24px,3.6vw,40px);font-weight:700;letter-spacing:-.03em;margin-bottom:14px}
.sec-lead{font-size:clamp(14.5px,1.5vw,17.5px);color:var(--ink-dim);max-width:62ch;margin-bottom:36px}

/* 统计区 */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:clamp(36px,6vw,64px)}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;
  box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s;position:relative;overflow:hidden}
.stat::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--grad)}
.stat b{font-size:clamp(22px,2.6vw,30px);font-weight:700;letter-spacing:-.02em;color:var(--blue-deep)}
.stat small{display:block;color:var(--ink-faint);margin-top:4px;font-size:13px}
.stat:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}

/* 服务卡片 */
.svc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}
.svc-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;
  box-shadow:var(--shadow);display:flex;flex-direction:column;gap:14px;position:relative;overflow:hidden;
  transition:transform .25s,box-shadow .25s,border-color .25s}
.svc-card::before{content:"";position:absolute;inset:0;border-radius:var(--radius);padding:1.5px;
  background:var(--grad);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:opacity .3s}
.svc-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.svc-card:hover::before{opacity:1}
.svc-num{font-size:12px;font-weight:600;letter-spacing:.16em;color:var(--violet);text-transform:uppercase}
.svc-card h3{font-size:20px;font-weight:700}
.svc-card p{color:var(--ink-dim);font-size:14.5px}
.spec{display:flex;gap:10px;align-items:flex-start}
.spec b{width:8px;height:8px;border-radius:50%;background:var(--grad);margin-top:7px;flex-shrink:0}
.spec div small{display:block;color:var(--ink-faint);font-size:12px}
.spec span{font-size:13.5px;color:var(--ink)}
.spec .tag{display:inline-block;background:linear-gradient(135deg,rgba(37,99,235,.1),rgba(124,58,237,.12));
  color:var(--blue-deep);border-radius:999px;padding:2px 10px;font-size:12.5px;font-weight:600}
.svc-link{color:var(--blue);font-weight:600;font-size:14px;margin-top:auto;
  display:inline-flex;align-items:center;gap:6px;transition:gap .2s,color .2s}
.svc-link:hover{gap:10px;color:var(--violet)}

/* 流程 */
.proc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px}
.proc{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;
  box-shadow:var(--shadow);position:relative;transition:transform .25s,box-shadow .25s}
.proc .n{font-size:34px;font-weight:800;letter-spacing:-.03em;line-height:1;color:var(--blue-deep)}
.proc h3{font-size:17px;font-weight:700;margin:14px 0 6px}
.proc p{color:var(--ink-dim);font-size:13.5px}
.proc:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}

/* 分类/品牌（新版：可点击卡片，定义见下方"首页改版"节） */
.cats{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px}
.brands{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}

/* FAQ */
.faq{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 22px;margin-bottom:12px;
  box-shadow:var(--shadow);transition:border-color .2s}
.faq summary{cursor:pointer;font-weight:600;font-size:15px;list-style:none;display:flex;justify-content:space-between;
  align-items:center;gap:12px;min-height:28px}
.faq summary::after{content:"+";font-size:20px;color:var(--blue);font-weight:500;transition:transform .25s}
.faq[open] summary::after{transform:rotate(45deg)}
.faq:hover{border-color:rgba(37,99,235,.35)}
.faq .ans{padding-top:12px;color:var(--ink-dim);font-size:14px;border-top:1px dashed var(--line);margin-top:12px}

/* 面板/表单 */
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;
  box-shadow:var(--shadow)}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--ink-dim);margin-bottom:6px;font-weight:600}
.field input,.field textarea,.field select,form input,form textarea,form select{
  width:100%;background:#f8fafd;border:1px solid var(--line-strong);border-radius:12px;
  padding:12px 14px;font-size:14.5px;color:var(--ink);transition:border-color .2s,box-shadow .2s}
.field input:focus,.field textarea:focus,form input:focus,form textarea:focus,form select:focus{
  outline:none;border-color:var(--blue);box-shadow:0 0 0 4px rgba(37,99,235,.12)}
textarea{resize:vertical}

/* 联系/公司资料 */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.contact-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s}
.contact-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.contact-card h3{font-size:15px;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.contact-card p{color:var(--ink-dim);font-size:14px;margin-bottom:4px}
.contact-card a{color:var(--blue);font-weight:600}
.wechat-qr{width:150px;height:150px;border-radius:14px;border:1px solid var(--line);box-shadow:var(--shadow)}

/* 页脚 */
footer{background:linear-gradient(180deg,var(--bg-2),#e8eef7);border-top:1px solid var(--line);padding:clamp(48px,7vw,80px) 0 30px}
.foot-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:26px;margin-bottom:34px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.foot-brand img{width:30px;height:30px;border-radius:8px}
.foot-brand b{font-size:17px;font-weight:700;color:var(--blue-deep)}
footer h4{font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:12px;font-weight:600}
footer p{color:var(--ink-dim);font-size:13.5px;margin-bottom:5px}
footer ul{list-style:none}
footer li{margin-bottom:8px}
footer a{color:var(--ink-dim);font-size:13.5px;transition:color .2s}
footer a:hover{color:var(--blue)}
.foot-bottom{border-top:1px solid var(--line);padding-top:20px;display:flex;flex-wrap:wrap;gap:8px 24px;
  justify-content:space-between;color:var(--ink-faint);font-size:12.5px}

/* 长尾页：型号/品牌/分类 */
.hero-mini{min-height:auto;padding:0 0 30px}
.hero-mini .hero-inner{padding-top:calc(96px + env(safe-area-inset-top,0))}
.hero-mini h1{font-size:clamp(26px,4vw,46px);max-width:none;margin-bottom:12px}
.hero-mini p{font-size:clamp(14px,1.5vw,17px);color:var(--ink-dim)}
.hero-mini .btn-ghost{border-color:var(--line-strong)}

/* 询盘表单区 */
.rfq-hero{position:relative;overflow:hidden}
.rfq-hero::before{content:"";position:absolute;inset:0;z-index:-1;
  background:radial-gradient(40vw 30vw at 15% 20%,rgba(37,99,235,.12),transparent 60%),
             radial-gradient(34vw 26vw at 88% 30%,rgba(124,58,237,.12),transparent 62%)}
.bom-row{display:grid;grid-template-columns:1.6fr 1fr 1fr .9fr auto;gap:10px;margin-bottom:10px}
.bom-del{background:rgba(220,38,38,.1);color:var(--red);border:1px solid rgba(220,38,38,.2);border-radius:10px;
  min-width:44px;cursor:pointer;font-size:16px;transition:background .2s}
.bom-del:hover{background:rgba(220,38,38,.18)}

/* 移动端 */
@media(max-width:720px){
  .nav-wrap{justify-content:flex-end}
  .nav-links{position:fixed;top:calc(var(--nav-top) + 86px);right:max(10px,env(safe-area-inset-right,0));left:max(10px,env(safe-area-inset-left,0));
    flex-direction:column;align-items:stretch;background:var(--glass);border:1px solid var(--line);border-radius:18px;
    padding:10px;display:none;box-shadow:var(--shadow-lg);backdrop-filter:blur(22px)}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px}
  .nav-cta{justify-content:center}
  .nav-burger{display:inline-flex;align-items:center;justify-content:center}
  .bom-row{grid-template-columns:1fr 1fr}
  .hero{min-height:92svh}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001s!important;transition-duration:.001s!important}
}

/* 导航滚动加深 */
.nav{transition:box-shadow .25s,background .25s}
.nav-solid{background:rgba(255,255,255,.92);box-shadow:0 10px 34px rgba(13,20,36,.13)}

/* ---------- 旧类名兼容（映射到新设计语言） ---------- */
.hero-scroll{position:absolute;bottom:24px;left:50%;transform:translateX(-50%);font-size:11px;letter-spacing:.22em;
  color:var(--ink-faint);animation:bounce 2.2s ease-in-out infinite}
@keyframes bounce{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,8px)}}
.sec-head{max-width:760px;margin-bottom:34px}
.sec-kicker{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--blue-deep);font-weight:600;margin-bottom:14px}
.sec-kicker::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--grad)}
.sec-head h2{font-size:clamp(24px,3.6vw,40px);font-weight:700;letter-spacing:-.03em;margin-bottom:12px}
.sec-head p{font-size:clamp(14.5px,1.5vw,17.5px);color:var(--ink-dim);max-width:62ch}
.cat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px;margin-bottom:22px}
.brand-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.faq-list{max-width:820px}
.cta-band{background:var(--grad);border-radius:24px;padding:clamp(30px,5vw,54px);color:#fff;text-align:center;
  box-shadow:0 24px 60px rgba(37,99,235,.35);position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;
  background:radial-gradient(30vw 20vw at 12% 0%,rgba(255,255,255,.28),transparent 55%),
             radial-gradient(26vw 18vw at 92% 100%,rgba(255,255,255,.20),transparent 55%)}
.cta-band h2{font-size:clamp(22px,3vw,34px);margin-bottom:10px;position:relative}
.cta-band p{color:rgba(255,255,255,.85);margin-bottom:22px;position:relative}
.cta-band .btn{background:#fff;color:var(--blue-deep);position:relative}
.cta-band .btn:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(13,20,36,.25)}
.btn-ghost-w{display:inline-flex;align-items:center;gap:9px;min-height:50px;padding:0 28px;border-radius:999px;font-size:15px;font-weight:600;
  color:#fff;border:1px solid rgba(255,255,255,.5);transition:background .2s,transform .15s}
.btn-ghost-w:hover{background:rgba(255,255,255,.14);transform:translateY(-2px)}
.page-hero{padding:calc(118px + env(safe-area-inset-top,0)) 0 34px;position:relative}
.page-hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(37,99,235,.35),transparent)}
.page-hero h1{font-size:clamp(28px,4.4vw,48px);letter-spacing:-.04em;margin-bottom:12px;color:var(--ink)}
.page-hero h1 span{color:var(--blue-deep)}
.page-hero p{color:var(--ink-dim);font-size:clamp(14.5px,1.5vw,17.5px)}
.prose{max-width:840px}
.prose h2{font-size:clamp(20px,2.4vw,26px);margin:34px 0 12px}
.prose p{color:var(--ink-dim);font-size:15px;margin-bottom:10px}
.prose ul{list-style:none;display:grid;gap:8px;margin:14px 0}
.prose li{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px 16px;
  font-size:14px;color:var(--ink-dim);box-shadow:var(--shadow)}
.form-success{text-align:center;padding:44px 26px}
.ok-ico{width:52px;height:52px;margin:0 auto 16px;border-radius:50%;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:26px;font-weight:700;box-shadow:0 12px 28px rgba(37,99,235,.35)}
.form-success .ref{font-weight:700;color:var(--blue-deep)}
.contact-item{display:flex;gap:12px;margin-bottom:16px;align-items:flex-start}
.contact-ico{width:38px;height:38px;border-radius:11px;background:var(--grad-soft);display:flex;align-items:center;
  justify-content:center;font-size:16px;flex-shrink:0}
.contact-item small{display:block;color:var(--ink-faint);font-size:12px}
.contact-item b{font-size:14.5px}
.qr{margin:18px 0;text-align:center}
.qr img{border-radius:14px;border:1px solid var(--line);box-shadow:var(--shadow);margin:0 auto}
.qr small{display:block;color:var(--ink-faint);font-size:12.5px;margin-top:8px}
.promise{background:var(--grad-soft);border-radius:12px;padding:12px 14px;font-size:13px;color:var(--ink-dim)}
.form-note{font-size:12.5px;color:var(--ink-faint);margin-top:12px;text-align:center}

/* ---------- 首页改版（立创式搜索 + 信任条 + 华强式热销表） ---------- */
.hero-search{display:flex;gap:10px;max-width:560px;margin-bottom:14px;background:rgba(255,255,255,.75);
  border:1px solid rgba(37,99,235,.28);border-radius:999px;padding:8px;backdrop-filter:blur(10px);
  box-shadow:0 14px 40px rgba(37,99,235,.16)}
.hero-search input{flex:1;min-width:0;border:0;background:transparent;outline:none;font-size:15px;
  color:var(--ink);padding:4px 14px}
.hero-search input::placeholder{color:var(--ink-faint)}
.hero-search .btn{min-height:44px;padding:0 26px}
.search-hint{font-size:12.5px;color:var(--ink-faint);margin-bottom:30px}
.hero-actions{margin-bottom:clamp(28px,4vw,44px)}
@media(max-width:560px){.hero-search{flex-wrap:wrap;border-radius:22px}.hero-search .btn{width:100%;justify-content:center}}

.trust-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-top:clamp(8px,2vw,26px)}
.trust{display:flex;flex-direction:column;gap:4px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.trust::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--grad)}
.trust b{font-size:15px;font-weight:700;display:flex;align-items:center;gap:8px}
.trust b::before{content:"✓";color:#fff;font-size:11px;font-weight:700;width:18px;height:18px;border-radius:50%;
  background:var(--grad);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}
.trust span{font-size:13px;color:var(--ink-dim)}
.trust:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}

.cat,.brand{text-decoration:none;display:flex;align-items:center;gap:14px;background:var(--card);
  border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow);
  transition:transform .2s,box-shadow .2s,border-color .2s}
.cat:hover,.brand:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(37,99,235,.45)}
.cat img{width:46px;height:46px;border-radius:12px;background:var(--grad-soft);object-fit:contain}
.cat b,.brand b{display:block;font-size:15px;font-weight:700;color:var(--ink)}
.cat small,.brand small{display:block;color:var(--ink-faint);font-size:12px;margin-top:3px}
.brand{flex-direction:column;text-align:center;gap:6px;padding:22px 14px}
.brand b{font-size:16px}
.brand small{font-size:12.5px}

.hot-table-wrap{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow-x:auto}
.hot-table{width:100%;border-collapse:collapse;min-width:720px}
.hot-table th{background:linear-gradient(135deg,rgba(37,99,235,.08),rgba(124,58,237,.08));
  font-size:12.5px;font-weight:600;color:var(--ink-dim);letter-spacing:.04em;text-align:left;
  padding:14px 18px;border-bottom:1px solid var(--line)}
.hot-table td{padding:16px 18px;border-bottom:1px solid var(--line);font-size:14px;color:var(--ink)}
.hot-table tr:last-child td{border-bottom:0}
.hot-table tr{transition:background .15s}
.hot-table tbody tr:hover{background:rgba(37,99,235,.04)}
.hot-table td.mpn a{font-weight:700;color:var(--blue-deep);text-decoration:none}
.hot-table td.mpn a:hover{color:var(--violet);text-decoration:underline}
.hot-table td.desc{color:var(--ink-dim);font-size:13px}
.hot-table td.stock{font-weight:600;color:var(--blue-deep)}
.btn-sm{display:inline-flex;align-items:center;min-height:36px;padding:0 18px;border-radius:999px;
  font-size:13px;font-weight:600;background:var(--grad);color:#fff;box-shadow:0 8px 18px rgba(37,99,235,.3);
  transition:transform .15s,box-shadow .15s}
.btn-sm:hover{transform:translateY(-2px);box-shadow:0 12px 24px rgba(37,99,235,.4)}

/* ---------- 首页 hero 右侧电话+二维码 & 全站悬浮窗 ---------- */
.hero-inner{display:flex;flex-wrap:wrap;align-items:center;gap:clamp(18px,3vw,44px)}
.hero-inner .stats{flex-basis:100%;width:100%}
.hero-main{flex:1 1 460px;min-width:0}
.hero-side{flex:1 1 240px;max-width:300px;display:flex;flex-direction:column;gap:14px;padding-top:clamp(20px,3.5vw,40px);justify-content:flex-start}
.hero-call{display:flex;flex-direction:column;align-items:center;gap:2px;padding:18px 20px;
  background:var(--grad);color:#fff;border-radius:18px;text-decoration:none;text-align:center;
  box-shadow:0 16px 40px rgba(37,99,235,.38);position:relative;overflow:hidden;
  transition:transform .2s,box-shadow .2s}
.hero-call::before{content:"";position:absolute;inset:0;
  background:radial-gradient(60% 90% at 20% 0%,rgba(255,255,255,.35),transparent 60%)}
.hero-call b{font-size:16px;font-weight:700;position:relative}
.hero-call span{font-size:19px;font-weight:800;letter-spacing:.02em;position:relative}
.hero-call:hover{transform:translateY(-4px) scale(1.02);box-shadow:0 22px 50px rgba(37,99,235,.5)}
.hero-qr{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:16px 14px;
  text-align:center;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s}
.hero-qr:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.hero-qr img{width:168px;height:168px;border-radius:12px;display:block;margin:0 auto 8px}
.hero-qr small{color:var(--ink-faint);font-size:12.5px}
@media(max-width:900px){.hero-side{max-width:none;flex-basis:100%;flex-direction:row;align-items:stretch}
  .hero-call{flex:1}.hero-qr{flex:1}}

/* 悬浮窗：fixed 右侧跟随滚动 */
.float-cta{position:fixed;right:18px;top:56%;transform:translateY(-50%);z-index:120;
  display:flex;flex-direction:column;gap:12px;align-items:center}
.float-btn{width:52px;height:52px;border-radius:50%;border:0;cursor:pointer;display:flex;
  align-items:center;justify-content:center;font-size:21px;text-decoration:none;color:#fff;
  box-shadow:0 12px 30px rgba(13,20,36,.22);transition:transform .18s,box-shadow .18s;position:relative}
.float-call{background:linear-gradient(135deg,#2563eb,#0891b2)}
.float-wx{background:linear-gradient(135deg,#16a34a,#0d9488);font-weight:700;font-size:19px}
.float-btn:hover{transform:translateY(-3px) scale(1.06);box-shadow:0 18px 38px rgba(13,20,36,.3)}
.float-qr-panel{position:absolute;right:calc(100% + 14px);top:50%;transform:translateY(-50%) scale(.3);
  transform-origin:right center;opacity:0;pointer-events:none;background:var(--card);
  border:1px solid var(--line);border-radius:18px;padding:16px;box-shadow:var(--shadow-lg);
  transition:transform .28s cubic-bezier(.2,.9,.3,1.4),opacity .22s;min-width:212px;text-align:center}
.float-qr-panel img{width:180px;height:180px;border-radius:12px;display:block;margin:0 auto}
.float-qr-panel small{display:block;color:var(--ink-dim);font-size:12.5px;margin-top:8px;line-height:1.6}
.float-cta:hover .float-qr-panel,
.float-wx:focus-visible + .float-qr-panel,
.float-qr-panel.float-qr-open{opacity:1;pointer-events:auto;transform:translateY(-50%) scale(1)}
@media(max-width:720px){.float-cta{right:12px;top:auto;bottom:18px;transform:none;gap:10px}
  .float-btn{width:48px;height:48px;font-size:19px}}

/* ---------- 搜索框型号库即时建议 ---------- */
.search-suggest{position:relative;width:100%}
.search-suggest.show{display:block}
.search-suggest{display:none}
.search-suggest{position:absolute;left:0;right:0;top:calc(100% + 6px);z-index:60;background:var(--card);
  border:1px solid var(--line);border-radius:14px;box-shadow:0 18px 44px rgba(13,20,36,.16);overflow:hidden}
.search-suggest a{display:flex;align-items:center;gap:8px;padding:10px 14px;text-decoration:none;border-bottom:1px solid rgba(13,20,36,.05)}
.search-suggest a:last-child{border-bottom:0}
.search-suggest a:hover{background:rgba(37,99,235,.06)}
.search-suggest b{font-size:14px;color:var(--ink);font-weight:600}
.search-suggest .ss-brand{font-size:12px;color:var(--ink-dim);margin-left:auto}
.search-suggest .ss-pkg{font-size:11.5px;color:var(--ink-faint);background:rgba(13,20,36,.06);padding:2px 7px;border-radius:99px}
.search-suggest .ss-qty{font-size:11.5px;color:#16a34a;font-weight:600}
.search-suggest .ss-group{font-size:11px;color:var(--ink-faint);font-weight:700;letter-spacing:.08em;padding:8px 14px 2px;text-transform:uppercase}
.bom-paste-tip{display:none;font-size:13px;color:#16a34a;margin:8px 0 0;padding:8px 12px;background:rgba(22,163,74,.08);border:1px solid rgba(22,163,74,.25);border-radius:10px}
.crumbs{display:flex;flex-wrap:wrap;gap:6px;align-items:center;font-size:12.5px;color:var(--ink-faint);padding:16px max(16px,calc((100% - 1200px)/2)) 0;max-width:1200px;margin:0 auto}
.crumbs a{color:var(--ink-dim);text-decoration:none;transition:color .15s}
.crumbs a:hover{color:var(--accent)}
.crumb-current{color:var(--ink);font-weight:600}
.crumb-sep{color:var(--ink-faint);opacity:.5}
@media(max-width:720px){.crumbs{padding-left:14px;padding-right:14px;font-size:12px}}
@media(max-width:720px){.search-suggest{font-size:13px}}

/* ---------- 品牌 logo 徽章 / 品牌卡片 / 品牌轮播 ---------- */
.brand-logo{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;
  font-size:15px;font-weight:800;letter-spacing:.02em;color:#fff;
  background:linear-gradient(135deg,#2563eb,#7c3aed);flex:none}
.brand-logo.sm{width:30px;height:30px;border-radius:9px;font-size:11px}
.brand .brand-logo{margin-bottom:2px}
.brand-card{text-decoration:none;display:flex;flex-direction:column;align-items:center;gap:8px;padding:22px 12px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);
  transition:transform .22s,box-shadow .22s,border-color .22s;text-align:center}
.brand-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:rgba(37,99,235,.5)}
.brand-card b{font-size:15px;font-weight:700;color:var(--ink)}
.brand-card small{font-size:12px;color:var(--ink-faint)}
.brand-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}

/* 品牌滚动条（无缝 marquee） */
.brand-marquee{overflow:hidden;position:relative;margin:20px 0 0;padding:14px 0;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.brand-track{display:flex;gap:10px;width:max-content;animation:brandScroll 36s linear infinite}
.brand-marquee:hover .brand-track{animation-play-state:paused}
@keyframes brandScroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.brand-pill{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;
  background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);
  font-size:13.5px;font-weight:600;color:var(--ink);text-decoration:none;white-space:nowrap;
  transition:border-color .2s,transform .2s}
.brand-pill:hover{border-color:rgba(37,99,235,.5);transform:translateY(-2px)}
.brands-all-link{text-align:center;margin:18px 0 0}

/* 型号云 / 品牌页型号 chips */
.mpn-cloud{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.mpn-chip{display:inline-flex;align-items:baseline;gap:8px;padding:7px 14px;border-radius:999px;
  background:linear-gradient(135deg,rgba(37,99,235,.07),rgba(8,145,178,.07));
  border:1px solid rgba(37,99,235,.18);text-decoration:none;font-size:13px;font-weight:600;color:var(--blue-deep);
  transition:transform .18s,background .18s,border-color .18s}
.mpn-chip small{font-size:11px;color:#16a34a;font-weight:600}
.mpn-chip:hover{transform:translateY(-2px);background:linear-gradient(135deg,rgba(37,99,235,.14),rgba(8,145,178,.14));border-color:rgba(37,99,235,.4)}

/* 分页 */
.pager{display:flex;align-items:center;justify-content:center;gap:18px;margin:26px 0 0;font-size:14px;color:var(--ink-dim)}
.pager a{color:var(--blue-deep);font-weight:600;text-decoration:none;padding:8px 16px;border-radius:99px;
  border:1px solid var(--line-strong);transition:all .18s}
.pager a:hover{background:var(--blue);color:#fff;border-color:var(--blue)}

/* 按钮光效（动态特效） */
.btn-primary{position:relative;overflow:hidden}
.btn-primary::after{content:'';position:absolute;top:0;left:-120%;width:60%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.35),transparent);
  transform:skewX(-20deg);transition:left .5s}
.btn-primary:hover::after{left:140%}
.btn-primary::before{content:'';position:absolute;inset:0;border-radius:inherit;
  box-shadow:0 0 0 rgba(37,99,235,0);transition:box-shadow .3s}
.btn-primary:hover::before{box-shadow:0 0 26px rgba(37,99,235,.45)}
.svc-card{position:relative;overflow:hidden}
.svc-card::after{content:'';position:absolute;right:-70px;top:-70px;width:150px;height:150px;border-radius:50%;
  background:radial-gradient(circle,rgba(37,99,235,.14),transparent 70%);transition:transform .3s}
.svc-card:hover::after{transform:scale(1.5)}
.stat b{background:linear-gradient(135deg,#2563eb,#7c3aed);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent}

/* ---------- 品牌 SVG/真实 logo 图片 ---------- */
.brand-logo-img{width:72px;height:36px;object-fit:contain;border-radius:8px;background:#fff;padding:4px 8px;box-sizing:border-box}
.brand-logo-img.sm{width:56px;height:28px;border-radius:6px;padding:3px 6px}
.brand .brand-logo-img{margin-bottom:4px}
.brand-card .brand-logo-img{margin-bottom:6px}

/* 分类 pills（二级分类云） */
.cat-pills{display:flex;flex-wrap:wrap;gap:10px}
.cat-pill{display:inline-flex;flex-direction:column;align-items:center;gap:2px;padding:10px 16px;border-radius:14px;
  background:linear-gradient(135deg,rgba(37,99,235,.07),rgba(8,145,178,.07));
  border:1px solid rgba(37,99,235,.18);text-decoration:none;font-size:13.5px;font-weight:600;color:var(--blue-deep);
  transition:transform .18s,background .18s,border-color .18s}
.cat-pill small{font-size:11px;color:var(--ink-faint);font-weight:400}
.cat-pill:hover{transform:translateY(-3px);background:linear-gradient(135deg,rgba(37,99,235,.14),rgba(8,145,178,.14));border-color:rgba(37,99,235,.4)}

/* ---------- 应用场景 / 选择理由 ---------- */
.app-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.app-card{background:linear-gradient(135deg,var(--card),rgba(37,99,235,.03));border:1px solid var(--line);
  border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);transition:transform .22s,box-shadow .22s,border-color .22s}
.app-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(37,99,235,.45)}
.app-ico{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:13px;
  background:linear-gradient(135deg,rgba(37,99,235,.12),rgba(8,145,178,.12));font-size:20px;margin-bottom:12px}
.app-card h3{font-size:16px;font-weight:700;color:var(--ink);margin-bottom:8px}
.app-card p{font-size:13.5px;color:var(--ink-dim);line-height:1.65}
.why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px}
.why{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  box-shadow:var(--shadow);transition:transform .22s,box-shadow .22s}
.why:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.why b{display:block;font-size:16px;font-weight:700;color:var(--blue-deep);margin-bottom:8px}
.why p{font-size:13.5px;color:var(--ink-dim);line-height:1.65}

/* 分类图标（替代原 pkg 图片） */
.cat-ico{display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;flex:none;
  border-radius:12px;font-size:20px;font-weight:800;color:#fff;
  background:linear-gradient(135deg,#2563eb,#7c3aed)}

/* 品牌页 hero logo */
.brand-hero-logo{width:96px;height:48px;object-fit:contain;border-radius:10px;background:rgba(255,255,255,.92);padding:6px 10px;box-shadow:var(--shadow)}

/* ============================================================
   装修版 V2 —— 同行式元器件分销站（顶栏/品牌墙/分类条/BOM/现货卡）
   ============================================================ */

/* ---------- 顶部信息条（同行式：客服在线/电话/邮箱） ---------- */
.topbar{position:fixed;top:0;left:0;right:0;z-index:90;background:linear-gradient(90deg,#0b1a3a 0%,#14275c 55%,#0e4a7a 100%);
  color:#dbe6ff;font-size:12.5px;height:34px;display:flex;align-items:center;border-bottom:1px solid rgba(255,255,255,.08)}
.topbar-in{display:flex;align-items:center;justify-content:space-between;gap:12px;height:100%}
.tb-left{display:flex;align-items:center;gap:18px}
.tb-live{display:inline-flex;align-items:center;gap:7px;color:#8ef0c0;font-weight:600}
.tb-live i{width:7px;height:7px;border-radius:50%;background:#22d88c;box-shadow:0 0 8px #22d88c;animation:pulse 2s ease-in-out infinite}
.tb-time{color:rgba(219,230,255,.72)}
.tb-right{display:flex;align-items:center;gap:18px}
.tb-right a{color:#dbe6ff;text-decoration:none;display:inline-flex;align-items:center;gap:6px;font-weight:500;transition:color .2s}
.tb-right a:hover{color:#fff}
.tb-tel{letter-spacing:.02em}
@media(max-width:760px){.tb-time{display:none!important}.tb-right{gap:12px}.tb-right a.tb-email{display:none!important}}

/* ---------- Hero 增强：光斑 + 底部图 ---------- */
.hero-glow{position:absolute;border-radius:50%;filter:blur(70px);opacity:.5;pointer-events:none;z-index:-1}
.hero-glow.g1{width:44vw;height:44vw;left:-8vw;top:-6vw;background:radial-gradient(circle,rgba(37,99,235,.5),transparent 68%)}
.hero-glow.g2{width:38vw;height:38vw;right:-6vw;top:6vh;background:radial-gradient(circle,rgba(124,58,237,.45),transparent 68%)}
.hero-glow.g3{width:36vw;height:36vw;left:30vw;bottom:-14vw;background:radial-gradient(circle,rgba(8,145,178,.42),transparent 68%)}
.hero-grid{position:absolute;inset:0;z-index:-1;opacity:.5;
  background-image:
    linear-gradient(var(--line) 1px,transparent 1px),
    linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(70vw 70vh at 50% 40%,#000 30%,transparent 78%);
  mask-image:radial-gradient(70vw 70vh at 50% 40%,#000 30%,transparent 78%);
  animation:gridmove 26s linear infinite}
.hero-bg img{display:block;position:absolute;inset:auto 0 0 0;width:100%;height:46vh;object-fit:cover;opacity:.16;
  -webkit-mask-image:linear-gradient(to top,#000 0%,transparent 92%);mask-image:linear-gradient(to top,#000 0%,transparent 92%)}

/* ---------- 热词 chips ---------- */
.hot-chips{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-bottom:16px;font-size:12.5px;color:var(--ink-faint)}
.chip{display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;background:rgba(37,99,235,.08);
  border:1px solid rgba(37,99,235,.16);color:var(--blue-deep);font-weight:600;font-size:12.5px;text-decoration:none;
  transition:background .18s,transform .18s,box-shadow .18s}
.chip:hover{background:rgba(37,99,235,.16);transform:translateY(-2px);box-shadow:0 6px 14px rgba(37,99,235,.18)}

/* ---------- 世界著名品牌墙 ---------- */
.brand-wall-sec{background:linear-gradient(180deg,transparent,rgba(37,99,235,.04),transparent)}
.wall-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:28px}
.wall-brand{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px 18px;
  display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center;box-shadow:var(--shadow);
  transition:transform .22s,box-shadow .22s,border-color .22s;text-decoration:none}
.wall-brand:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(37,99,235,.5)}
.wb-logo{width:100%;height:64px;display:flex;align-items:center;justify-content:center;border-radius:12px;
  background:linear-gradient(135deg,rgba(37,99,235,.06),rgba(124,58,237,.06));padding:8px}
.wb-logo img{max-height:46px;max-width:150px;object-fit:contain}
.wall-brand b{font-size:15.5px;color:var(--ink)}
.wall-brand small{font-size:12.5px;color:var(--ink-faint)}

/* ---------- 分类导航横条 ---------- */
.cat-strip-sec{background:linear-gradient(180deg,transparent,rgba(124,58,237,.05),transparent)}
.cat-strip{display:grid;grid-template-columns:repeat(auto-fit,minmax(175px,1fr));gap:14px}
.cat-strip-item{display:flex;align-items:center;gap:12px;background:var(--card);border:1px solid var(--line);
  border-radius:16px;padding:16px 18px;text-decoration:none;box-shadow:var(--shadow);
  transition:transform .2s,box-shadow .2s,border-color .2s}
.cat-strip-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(37,99,235,.45)}
.cs-ico{width:44px;height:44px;flex:none;border-radius:12px;display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:800;color:#fff;background:var(--grad)}
.cs-txt b{display:block;font-size:14.5px;color:var(--ink)}
.cs-txt small{font-size:12px;color:var(--ink-faint)}

/* ---------- BOM banner ---------- */
.bom-sec{padding-top:0}
.bom-banner{position:relative;overflow:hidden;border-radius:26px;padding:clamp(28px,4.5vw,48px);
  background:linear-gradient(120deg,#1d4ed8 0%,#7c3aed 55%,#0e7490 115%);color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;
  box-shadow:0 24px 60px rgba(29,78,216,.30)}
.bom-shine{position:absolute;top:-40%;left:-20%;width:60%;height:180%;transform:rotate(18deg);
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.16),transparent);
  animation:bomshine 6s ease-in-out infinite}
@keyframes bomshine{0%,100%{left:-40%}50%{left:90%}}
.bom-main{display:flex;align-items:center;gap:20px;position:relative;z-index:1;flex:1;min-width:260px}
.bom-tag{font-size:clamp(30px,4.5vw,54px);font-weight:800;letter-spacing:-.04em;line-height:1;
  background:linear-gradient(135deg,#fff,#c7d2fe);-webkit-background-clip:text;background-clip:text;color:transparent}
.bom-main h2{font-size:clamp(20px,2.6vw,30px);margin-bottom:6px;color:#fff}
.bom-main p{color:rgba(255,255,255,.85);font-size:14.5px;max-width:52ch}
.bom-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1}
.btn-white{display:inline-flex;align-items:center;gap:9px;min-height:50px;padding:0 28px;border-radius:999px;
  font-size:15px;font-weight:600;background:#fff;color:var(--blue-deep);text-decoration:none;
  box-shadow:0 10px 24px rgba(13,20,36,.22);transition:transform .18s,box-shadow .18s}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(13,20,36,.3)}

/* ---------- 现货卡片 ---------- */
.stock-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));gap:14px}
.stock-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;
  box-shadow:var(--shadow);display:flex;flex-direction:column;gap:10px;transition:transform .2s,box-shadow .2s,border-color .2s}
.stock-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:rgba(37,99,235,.45)}
.sc-top{display:flex;flex-direction:column;gap:4px}
.sc-brand{font-size:11.5px;font-weight:700;letter-spacing:.1em;color:var(--violet);text-transform:uppercase}
.sc-mpn{font-size:15px;font-weight:700;color:var(--blue-deep);text-decoration:none;word-break:break-all;line-height:1.3}
.sc-meta{display:flex;gap:8px;flex-wrap:wrap}
.sc-meta span{font-size:11.5px;color:var(--ink-faint);background:rgba(13,20,36,.05);padding:3px 9px;border-radius:999px}
.sc-stock{display:flex;align-items:baseline;gap:8px}
.sc-stock b{font-size:20px;color:var(--green);font-weight:700}
.sc-stock small{font-size:11.5px;color:var(--ink-faint)}
.sc-stock .sc-up{font-size:11px;color:var(--ink-faint);margin-left:auto;white-space:nowrap}
.stock-card.latest{text-decoration:none;color:inherit;display:block;transition:transform .25s,box-shadow .25s,border-color .25s}
.stock-card.latest .sc-mpn{font-weight:700;color:var(--accent)}
.stock-card.latest:hover .sc-mpn{text-decoration:underline}
.latest-sec .sec-head{margin-bottom:16px}
.stock-card .btn{margin-top:auto;justify-content:center;min-height:42px;padding:0 18px;font-size:13.5px}