/* ============================================================
   ZEM TOOLS · 企业官网样式
   深色科技风：深海军蓝 + 电光青主色，细网格 + 光晕，玻璃卡片
   ============================================================ */
:root{
  --ink:#050a15;
  --navy:#0a1330;
  --navy-2:#0d1a3c;
  --blue:#1e5aa8;
  --blue-2:#2e79f0;
  --cyan:#39c6ff;
  --sky:#8fe3ff;
  --orange:#ff7a1a;
  --text:#e8efff;
  --muted:#93a4c8;
  --dim:#63759b;
  --line:rgba(120,170,255,.14);
  --line-2:rgba(120,170,255,.26);
  --card:rgba(12,24,52,.62);
  --card-2:rgba(16,32,66,.72);
  --radius:16px;
  --maxw:1240px;
  --font:'Inter','PingFang SC','Hiragino Sans GB','Microsoft YaHei','Noto Sans SC',sans-serif;
  --mono:'SFMono-Regular','JetBrains Mono','Roboto Mono',ui-monospace,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);background:var(--ink);color:var(--text);
  font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
::selection{background:rgba(57,198,255,.28)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3,h4{margin:0;font-weight:650;letter-spacing:-.01em;line-height:1.18}
p{margin:0}
button,input,select,textarea{font:inherit;color:inherit}
.container{width:min(var(--maxw),calc(100% - 48px));margin-inline:auto}
.mono{font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase}

/* 背景网格 + 光晕 */
body::before{
  content:'';position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(900px 520px at 78% -8%,rgba(46,121,240,.22),transparent 62%),
    radial-gradient(760px 480px at 8% 12%,rgba(57,198,255,.10),transparent 60%),
    linear-gradient(180deg,#050a15 0%,#060c1b 42%,#050a15 100%);
}
body::after{
  content:'';position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.5;
  background-image:
    linear-gradient(rgba(120,170,255,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(120,170,255,.055) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 50% 22%,rgba(0,0,0,.9),transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 22%,rgba(0,0,0,.9),transparent 78%);
}

/* ---------- 顶部导航 ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:60;transition:background .35s,border-color .35s,backdrop-filter .35s}
.site-header .bar{display:flex;align-items:center;gap:34px;height:76px}
.site-header.scrolled{background:rgba(5,10,21,.82);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand .mark{height:37px;width:auto}
.brand .logo{height:42px;width:auto;display:block}
.brand .wm{display:block;font-weight:750;font-size:16.5px;letter-spacing:.16em;color:#fff;line-height:1;white-space:nowrap}
.brand .wm i{display:block;font-style:normal;font-family:var(--mono);font-size:8px;letter-spacing:.24em;color:var(--dim);margin-top:6px;font-weight:500}
.footer .brand .mark{height:30px}
.footer .brand .wm{font-size:14px}
.nav{display:flex;gap:4px;margin-left:auto}
.nav a{position:relative;padding:10px 14px;font-size:14px;color:var(--muted);border-radius:8px;transition:color .2s}
.nav a:hover{color:var(--text)}
.nav a.active{color:var(--text)}
.nav a.active::after{content:'';position:absolute;left:14px;right:14px;bottom:2px;height:2px;background:linear-gradient(90deg,var(--cyan),var(--blue-2));border-radius:2px}
.header-cta{display:flex;align-items:center;gap:10px;margin-left:8px}
.lang{display:inline-flex;border:1px solid var(--line-2);border-radius:999px;overflow:hidden;font-family:var(--mono);font-size:11px}
.lang a,.lang span{padding:6px 11px;color:var(--muted)}
.lang .on{background:rgba(57,198,255,.12);color:var(--sky)}
.burger{display:none;width:40px;height:40px;border:1px solid var(--line-2);border-radius:10px;background:transparent;cursor:pointer}
.burger span{display:block;width:16px;height:1.6px;background:var(--text);margin:3.4px auto;transition:.25s}
.site-header.open .burger span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.site-header.open .burger span:nth-child(2){opacity:0}
.site-header.open .burger span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;height:46px;padding:0 22px;border-radius:999px;font-size:14px;font-weight:600;letter-spacing:.01em;border:1px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .25s,background .25s,border-color .25s}
.btn svg{width:15px;height:15px}
.btn-primary{background:linear-gradient(135deg,var(--cyan),var(--blue-2));color:#04101f;box-shadow:0 10px 30px -12px rgba(57,198,255,.75)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 16px 38px -12px rgba(57,198,255,.9)}
.btn-ghost{border-color:var(--line-2);color:var(--text);background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:rgba(57,198,255,.55);background:rgba(57,198,255,.06)}
.btn-sm{height:38px;padding:0 16px;font-size:13px}

/* ---------- Hero ---------- */
.hero{position:relative;padding:150px 0 74px;overflow:hidden}
.hero-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.kicker{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-size:11px;letter-spacing:.22em;color:var(--sky);text-transform:uppercase}
.kicker::before{content:'';width:26px;height:1px;background:linear-gradient(90deg,var(--cyan),transparent)}
.hero h1{font-size:clamp(38px,5.2vw,66px);margin:22px 0 20px;letter-spacing:-.02em}
.hero h1 .grad{background:linear-gradient(100deg,#ffffff 10%,var(--sky) 55%,var(--blue-2) 95%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{max-width:560px;color:var(--muted);font-size:17px}
.hero-actions{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.hero-note{margin-top:26px;display:flex;gap:22px;flex-wrap:wrap;color:var(--dim);font-size:12.5px;font-family:var(--mono);letter-spacing:.06em}
.trust{display:flex;gap:30px;flex-wrap:wrap;margin-top:42px;padding-top:22px;border-top:1px solid var(--line);color:var(--muted);font-size:13px}
.trust span{position:relative;padding-left:16px;letter-spacing:.02em}
.trust span::before{content:'';position:absolute;left:0;top:50%;width:6px;height:6px;transform:translateY(-50%) rotate(45deg);background:linear-gradient(135deg,var(--cyan),var(--blue-2));opacity:.9}
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.stat{padding:22px 22px 18px;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(160deg,rgba(20,40,80,.5),rgba(8,16,36,.5));position:relative;overflow:hidden}
.stat::after{content:'';position:absolute;inset:auto 0 0 0;height:2px;background:linear-gradient(90deg,var(--cyan),transparent)}
.stat .num{font-size:34px;font-weight:700;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.stat .num small{font-size:15px;color:var(--sky);margin-left:3px;font-weight:500}
.stat .lbl{margin-top:4px;font-size:12.5px;color:var(--dim);letter-spacing:.04em}

/* 浮动光线装饰 */
.orb{position:absolute;border-radius:50%;filter:blur(70px);opacity:.5;pointer-events:none;z-index:-1}

/* ---------- 通用区块 ---------- */
section{position:relative}
.section{padding:96px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:44px}
.sec-head .no{font-family:var(--mono);font-size:11px;color:var(--cyan);letter-spacing:.2em}
.sec-head h2{font-size:clamp(26px,3vw,38px);margin-top:12px}
.sec-head p{max-width:480px;color:var(--muted);font-size:15px}
.sec-head .en{font-family:var(--mono);font-size:11px;color:var(--dim);letter-spacing:.2em;margin-top:10px}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-2),transparent)}

/* ---------- 产品分类 ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.cat{position:relative;padding:18px 18px 16px;border:1px solid var(--line);border-radius:14px;background:var(--card);transition:transform .25s,border-color .25s,background .25s;overflow:hidden}
.cat:hover{transform:translateY(-3px);border-color:rgba(57,198,255,.42);background:var(--card-2)}
.cat .code{font-family:var(--mono);font-size:11px;color:var(--cyan);letter-spacing:.16em}
.cat .cn{margin-top:9px;font-size:15.5px;font-weight:600}
.cat .en{font-family:var(--mono);font-size:10.5px;color:var(--dim);letter-spacing:.1em;margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cat .cnt{margin-top:12px;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.cat .arrow{position:absolute;right:16px;top:16px;color:var(--dim);transition:.25s;font-size:14px}
.cat:hover .arrow{color:var(--cyan);transform:translate(2px,-2px)}

/* ---------- 能力 ---------- */
.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.cap{padding:28px 26px;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(170deg,rgba(18,34,70,.55),rgba(8,15,34,.55));transition:border-color .25s,transform .25s}
.cap:hover{border-color:var(--line-2);transform:translateY(-2px)}
.cap .ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:rgba(57,198,255,.10);border:1px solid rgba(57,198,255,.22);margin-bottom:18px}
.cap .ico svg{width:22px;height:22px;stroke:var(--sky);fill:none;stroke-width:1.5}
.cap h3{font-size:17px}
.cap p{margin-top:9px;color:var(--muted);font-size:14px;line-height:1.75}
.cap .tags{margin-top:16px;display:flex;gap:8px;flex-wrap:wrap}
.tagpill{font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:5px 10px}

/* ---------- 流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:rgba(8,16,36,.5)}
.flow .step{padding:30px 26px;border-right:1px solid var(--line);position:relative}
.flow .step:last-child{border-right:0}
.flow .step .n{font-family:var(--mono);font-size:11px;color:var(--cyan);letter-spacing:.18em}
.flow .step h3{margin-top:12px;font-size:16px}
.flow .step p{margin-top:8px;color:var(--muted);font-size:13.5px;line-height:1.7}
.flow .step::after{content:'→';position:absolute;right:-11px;top:34px;width:22px;height:22px;display:grid;place-items:center;color:var(--dim);background:var(--ink);border:1px solid var(--line);border-radius:50%;font-size:11px;z-index:1}
.flow .step:last-child::after{display:none}

/* ---------- 关于 ---------- */
.about{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.about-copy p{color:var(--muted);font-size:15.5px;margin-top:16px}
.about-facts{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.about-facts div{background:var(--navy);padding:26px 24px}
.about-facts .k{font-family:var(--mono);font-size:11px;letter-spacing:.16em;color:var(--dim)}
.about-facts .v{margin-top:8px;font-size:22px;font-weight:650;font-variant-numeric:tabular-nums}
.about-facts .v small{font-size:12px;color:var(--muted);font-weight:400;margin-left:4px}

/* ---------- 联系 / 表单 ---------- */
.contact-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:52px;align-items:start}
.contact-info .row{display:flex;gap:16px;padding:20px 0;border-bottom:1px solid var(--line)}
.contact-info .row:last-child{border-bottom:0}
.contact-info .ico{flex:0 0 40px;height:40px;border:1px solid var(--line);border-radius:10px;display:grid;place-items:center;color:var(--sky)}
.contact-info .ico svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:1.5}
.contact-info .k{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;color:var(--dim)}
.contact-info .v{margin-top:4px;font-size:15px;color:var(--text);line-height:1.6}
.contact-info .v a:hover{color:var(--sky)}
.form{border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(170deg,rgba(18,34,70,.6),rgba(8,15,34,.6));padding:30px}
.form .grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:14px}
.field label{font-size:12.5px;color:var(--muted);letter-spacing:.02em}
.field label i{color:var(--orange);font-style:normal;margin-left:3px}
.field input,.field select,.field textarea{
  width:100%;background:rgba(5,10,21,.6);border:1px solid var(--line-2);border-radius:10px;
  padding:12px 14px;font-size:14px;outline:none;transition:border-color .2s,box-shadow .2s;
}
.field textarea{min-height:120px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{border-color:rgba(57,198,255,.6);box-shadow:0 0 0 3px rgba(57,198,255,.10)}
.form .hint{font-size:12px;color:var(--dim);margin-top:12px;line-height:1.6}
.form .status{margin-top:14px;font-size:13.5px;min-height:20px}
.form .status.ok{color:#5be2a8}
.form .status.err{color:#ff8f8f}
.form button[type=submit]{width:100%;margin-top:6px}

/* ---------- 页脚 ---------- */
.footer{border-top:1px solid var(--line);padding:54px 0 30px;margin-top:40px;background:rgba(4,8,17,.7)}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.footer h4{font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--dim);text-transform:uppercase;margin-bottom:16px}
.footer a{display:block;color:var(--muted);font-size:13.5px;padding:5px 0;transition:color .2s}
.footer a:hover{color:var(--sky)}
.footer .about-mini{max-width:320px;color:var(--muted);font-size:13.5px;margin-top:14px;line-height:1.75}
.footer .brand img{height:26px}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-top:44px;padding-top:22px;border-top:1px solid var(--line);color:var(--dim);font-size:12px;font-family:var(--mono);letter-spacing:.06em}

/* ---------- 产品中心页 ---------- */
.page-hero{padding:130px 0 40px}
.page-hero h1{font-size:clamp(30px,4vw,48px);margin-top:16px}
.page-hero p{color:var(--muted);margin-top:14px;max-width:680px;font-size:15.5px}
.toolbar{display:grid;grid-template-columns:1.4fr 1fr 1fr .9fr .9fr auto;gap:12px;align-items:end;padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:var(--card);margin-bottom:18px}
.toolbar .field{margin:0}
.toolbar .field label{font-family:var(--mono);font-size:10px;letter-spacing:.12em;color:var(--dim)}
.toolbar .field input,.toolbar .field select{height:42px;padding:0 12px}
.result-line{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:14px 0 10px;color:var(--muted);font-size:13px;flex-wrap:wrap}
.result-line b{color:var(--text);font-variant-numeric:tabular-nums}
.pillbar{display:flex;gap:8px;flex-wrap:wrap}
.pill{border:1px solid var(--line);border-radius:999px;padding:7px 13px;font-size:12.5px;color:var(--muted);cursor:pointer;background:transparent;transition:.2s}
.pill:hover{border-color:var(--line-2);color:var(--text)}
.pill.on{background:rgba(57,198,255,.12);border-color:rgba(57,198,255,.5);color:var(--sky)}
.table-wrap{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:rgba(7,13,28,.6)}
table.prod{width:100%;border-collapse:collapse;font-size:13px;table-layout:fixed}
table.prod thead th{background:#0b1733;color:var(--dim);font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;font-weight:500;text-align:left;padding:13px 12px;border-bottom:1px solid var(--line-2);white-space:nowrap}
table.prod thead th.r{text-align:right}
table.prod thead th.c{text-align:center}
table.prod tbody td{padding:12px;border-bottom:1px solid rgba(120,170,255,.07);color:var(--text);vertical-align:middle;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
table.prod tbody tr{transition:background .15s;cursor:pointer}
table.prod tbody tr:hover{background:rgba(57,198,255,.055)}
table.prod td.code{font-family:var(--mono);color:var(--sky);font-size:12px;letter-spacing:.04em}
table.prod td.spec{color:var(--muted);font-size:12.5px}
table.prod td.num{text-align:right;font-family:var(--mono);font-size:12px;color:var(--muted)}
table.prod td.mid{text-align:center;font-size:12px;color:var(--muted)}
table.prod td .mat{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11px;border:1px solid var(--line);color:var(--muted)}
.mat-Aluminum{color:#7fd8ff;border-color:rgba(127,216,255,.3)}
.mat-Steel{color:#ffcf8f;border-color:rgba(255,207,143,.28)}
.mat-Stainless{color:#c0c8ff;border-color:rgba(192,200,255,.28)}
.mat-Titanium{color:#a8ffd9;border-color:rgba(168,255,217,.26)}
.mat-General{color:#9aa8c6}
.pager{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:18px;color:var(--muted);font-size:13px;flex-wrap:wrap}
.pager .pages{display:flex;gap:6px;flex-wrap:wrap}
.pager button{min-width:36px;height:36px;border-radius:9px;border:1px solid var(--line);background:transparent;color:var(--muted);cursor:pointer;font-size:12.5px;transition:.2s;padding:0 10px}
.pager button:hover:not(:disabled){border-color:var(--line-2);color:var(--text)}
.pager button.on{background:rgba(57,198,255,.14);border-color:rgba(57,198,255,.5);color:var(--sky)}
.pager button:disabled{opacity:.35;cursor:not-allowed}
.empty{padding:60px 20px;text-align:center;color:var(--dim);font-size:14px}

/* 详情抽屉 */
.drawer-mask{position:fixed;inset:0;background:rgba(3,6,14,.66);backdrop-filter:blur(4px);opacity:0;pointer-events:none;transition:opacity .25s;z-index:80}
.drawer-mask.on{opacity:1;pointer-events:auto}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(480px,92vw);background:#08122a;border-left:1px solid var(--line-2);z-index:81;transform:translateX(102%);transition:transform .32s cubic-bezier(.22,.8,.28,1);display:flex;flex-direction:column}
.drawer.on{transform:none}
.drawer-head{padding:22px 26px;border-bottom:1px solid var(--line);display:flex;align-items:flex-start;justify-content:space-between;gap:16px}
.drawer-head .code{font-family:var(--mono);font-size:12px;color:var(--cyan);letter-spacing:.1em}
.drawer-head h3{font-size:19px;margin-top:8px}
.drawer-body{padding:22px 26px;overflow:auto;flex:1}
.drawer-body .spec{margin-top:4px;padding:16px;border:1px dashed var(--line-2);border-radius:12px;font-family:var(--mono);font-size:14px;color:var(--sky);word-break:break-all}
.kv-list{margin-top:20px;border-top:1px solid var(--line)}
.kv-list .kv{display:flex;justify-content:space-between;gap:20px;padding:12px 0;border-bottom:1px solid var(--line);font-size:13.5px}
.kv-list .kv .k{color:var(--dim)}
.kv-list .kv .v{color:var(--text);font-variant-numeric:tabular-nums}
.drawer-foot{padding:18px 26px;border-top:1px solid var(--line);display:flex;gap:10px}
.drawer-foot .btn{flex:1}
.x{width:34px;height:34px;border-radius:9px;border:1px solid var(--line);background:transparent;color:var(--muted);cursor:pointer;font-size:16px;line-height:1}
.x:hover{color:var(--text);border-color:var(--line-2)}

/* ---------- 动效 ---------- */
[data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s cubic-bezier(.22,.8,.28,1)}
[data-reveal].in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  [data-reveal]{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .hero-inner{grid-template-columns:1fr;gap:44px}
  .stats{grid-template-columns:repeat(4,1fr)}
  .cat-grid{grid-template-columns:repeat(4,1fr)}
  .cap-grid{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .flow .step:nth-child(2){border-right:0}
  .flow .step:nth-child(1),.flow .step:nth-child(2){border-bottom:1px solid var(--line)}
  .flow .step:nth-child(2)::after{display:none}
  .about{grid-template-columns:1fr;gap:36px}
  .contact-wrap{grid-template-columns:1fr;gap:36px}
  .footer-top{grid-template-columns:1fr 1fr}
  .toolbar{grid-template-columns:1fr 1fr}
  table.prod thead th:nth-child(6),table.prod tbody td:nth-child(6),
  table.prod thead th:nth-child(7),table.prod tbody td:nth-child(7){display:none}
}
@media (max-width:720px){
  .container{width:calc(100% - 32px)}
  .site-header .bar{height:64px}
  .nav{position:fixed;top:64px;left:0;right:0;flex-direction:column;gap:0;margin:0;padding:10px 16px 18px;
       background:rgba(5,10,21,.97);border-bottom:1px solid var(--line);transform:translateY(-130%);transition:transform .3s;z-index:59}
  .site-header.open .nav{transform:none}
  .nav a{padding:14px 8px;border-bottom:1px solid rgba(120,170,255,.08)}
  .nav a.active::after{display:none}
  .burger{display:block}
  .header-cta .btn{display:none}
  .hero{padding:118px 0 40px}
  .hero h1{font-size:clamp(30px,8.6vw,42px)}
  .stats{grid-template-columns:1fr 1fr}
  .cat-grid{grid-template-columns:1fr 1fr}
  .cap-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .flow .step{border-right:0;border-bottom:1px solid var(--line)}
  .flow .step::after{display:none}
  .sec-head{flex-direction:column;align-items:flex-start;gap:14px}
  .footer-top{grid-template-columns:1fr 1fr}
  .section{padding:64px 0}
  .form .grid2{grid-template-columns:1fr}
  table.prod{font-size:11.5px}
  table.prod thead th:nth-child(4),table.prod tbody td:nth-child(4),
  table.prod thead th:nth-child(8),table.prod tbody td:nth-child(8),
  table.prod thead th:nth-child(9),table.prod tbody td:nth-child(9){display:none}
  .drawer{width:100%}
}

/* QA 截图模式：?qa=1 时关闭入场动效，便于整页检查 */
html.qa [data-reveal]{opacity:1!important;transform:none!important}