/* ============================================================
   曜石数码 OBSIDIAN TECH · 全站样式
   ============================================================ */

/* ---------- 1. Design tokens ---------- */
:root{
  --ink:#0A1020;
  --ink2:#1B2436;
  --body:#475569;
  --muted:#7C8798;
  --line:#E6EAF2;
  --line-2:#F0F3F9;
  --bg:#FFFFFF;
  --soft:#F6F8FC;
  --soft-2:#EDF1F9;
  --brand:#2247F0;
  --brand-d:#1730B8;
  --brand-l:#EEF1FF;
  --cyan:#0BB6E8;
  --price:#E23A2E;
  --ok:#0E9F6E;
  --ok-l:#E8F7F0;
  --warn:#C2760A;
  --warn-l:#FDF4E4;
  --r-s:10px; --r-m:14px; --r-l:20px; --r-xl:28px;
  --sh-1:0 1px 2px rgba(10,16,32,.05);
  --sh-2:0 2px 6px rgba(10,16,32,.05), 0 12px 28px -18px rgba(10,16,32,.28);
  --sh-3:0 30px 70px -40px rgba(10,16,32,.5);
  --max:1280px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:15px;line-height:1.65;-webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.22;letter-spacing:-.02em;font-weight:700;color:var(--ink)}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
::selection{background:var(--brand);color:#fff}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px}

.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}
.ico{flex:0 0 auto}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.muted{color:var(--muted)}
.center{text-align:center}
.nowrap{white-space:nowrap}

/* ---------- 2. Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-s);
  font-size:14.5px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;transition:.2s var(--ease);white-space:nowrap;
}
.btn--primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px -10px rgba(34,71,240,.8)}
.btn--primary:hover{background:var(--brand-d);transform:translateY(-1px);box-shadow:0 12px 26px -12px rgba(34,71,240,.9)}
.btn--dark{background:var(--ink);color:#fff}
.btn--dark:hover{background:var(--ink2);transform:translateY(-1px)}
.btn--ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn--ghost:hover{border-color:#C6CEE0;background:var(--soft)}
.btn--soft{background:var(--brand-l);color:var(--brand)}
.btn--soft:hover{background:#E3E9FF}
.btn--lg{height:54px;padding:0 30px;font-size:15.5px;border-radius:12px}
.btn--sm{height:36px;padding:0 14px;font-size:13px;border-radius:8px}
.btn--block{width:100%}
.btn[disabled]{opacity:.45;pointer-events:none}
.link{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand)}
.link:hover{gap:10px;transition:gap .2s}

/* ---------- 3. Header ---------- */
.topbar{background:var(--ink);color:#C9D2E3;font-size:12.5px}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:36px;gap:16px}
.topbar__l{display:flex;align-items:center;gap:18px;min-width:0}
.topbar__l b{color:#fff;font-weight:600}
.topbar__r{display:flex;align-items:center;gap:16px;white-space:nowrap}
.langbtn{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);color:#fff;font:inherit;font-weight:600;padding:3px 12px;border-radius:99px;cursor:pointer;transition:background .2s;line-height:1.4}
.langbtn:hover{background:rgba(255,255,255,.22)}
.topbar__r a:hover{color:#fff}
.topbar .dot{color:#3C4A66}

.header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.9);backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line)}
.header__in{display:flex;align-items:center;gap:26px;height:70px}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo__mark{width:34px;height:34px;flex:0 0 auto}
.logo__txt{display:flex;flex-direction:column;line-height:1.1}
.logo__txt b{font-size:16.5px;letter-spacing:.04em}
.logo__txt span{font-size:9.5px;letter-spacing:.22em;color:var(--muted);font-weight:600}

.nav{display:flex;align-items:center;gap:2px;margin-left:6px}
.nav a{padding:9px 13px;border-radius:8px;font-size:14.5px;font-weight:500;color:var(--body);transition:.16s}
.nav a:hover{background:var(--soft);color:var(--ink)}
.nav a.on{color:var(--brand);font-weight:600;background:var(--brand-l)}

.hsearch{position:relative;margin-left:auto;width:min(300px,26vw)}
.hsearch input{
  width:100%;height:40px;padding:0 40px 0 38px;border-radius:10px;
  border:1px solid var(--line);background:var(--soft);font-size:13.5px;transition:.18s;
}
.hsearch input::placeholder{color:#9AA5B8}
.hsearch input:focus{outline:0;background:#fff;border-color:var(--brand);box-shadow:0 0 0 4px rgba(34,71,240,.1)}
.hsearch .ico{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--muted)}
.hsearch button{position:absolute;right:5px;top:5px;height:30px;padding:0 10px;border-radius:7px;background:var(--ink);color:#fff;font-size:12.5px}

.hacts{display:flex;align-items:center;gap:6px}
.hact{position:relative;display:flex;flex-direction:column;align-items:center;gap:1px;padding:6px 10px;border-radius:9px;color:var(--ink2);transition:.16s}
.hact:hover{background:var(--soft)}
.hact span{font-size:11px;color:var(--muted)}
.hact__n{
  position:absolute;top:0;right:2px;min-width:17px;height:17px;padding:0 4px;
  background:var(--price);color:#fff;border-radius:9px;font-size:10.5px;font-weight:700;
  display:flex;align-items:center;justify-content:center;border:2px solid #fff;
}
.burger{display:none;width:42px;height:42px;align-items:center;justify-content:center;border-radius:9px;border:1px solid var(--line)}

/* ---------- 4. Mobile drawer ---------- */
.mdrawer{position:fixed;inset:0;z-index:120;display:none}
.mdrawer.open{display:block}
.mdrawer__bd{position:absolute;inset:0;background:rgba(10,16,32,.45);animation:fade .2s}
.mdrawer__panel{position:absolute;top:0;bottom:0;right:0;width:min(320px,86vw);background:#fff;padding:20px;overflow-y:auto;animation:slideR .28s var(--ease)}
.mdrawer__panel h4{font-size:12px;letter-spacing:.14em;color:var(--muted);margin:18px 0 8px;text-transform:uppercase}
.mdrawer__panel a{display:flex;align-items:center;justify-content:space-between;padding:12px 4px;border-bottom:1px solid var(--line-2);font-size:15px}

/* ---------- 5. Hero ---------- */
.hero{position:relative;overflow:hidden;background:
  radial-gradient(900px 460px at 78% -12%, #E4EBFF 0%, rgba(228,235,255,0) 62%),
  radial-gradient(700px 400px at 4% 100%, #EAF7FB 0%, rgba(234,247,251,0) 65%),
  linear-gradient(180deg,#FBFCFE,#F6F8FD)}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(10,16,32,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(10,16,32,.035) 1px,transparent 1px);
  background-size:72px 72px;
  -webkit-mask-image:radial-gradient(70% 60% at 50% 40%,#000,transparent 75%);
  mask-image:radial-gradient(70% 60% at 50% 40%,#000,transparent 75%);
}
.hero__in{position:relative;z-index:1;display:grid;grid-template-columns:1.02fr .98fr;gap:40px;align-items:center;padding:64px 0 72px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 12px;border-radius:99px;background:#fff;border:1px solid var(--line);box-shadow:var(--sh-1);font-size:12.5px;font-weight:600;color:var(--ink2)}
.eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(14,159,110,.14)}
.hero h1{font-size:clamp(34px,4.1vw,54px);margin:20px 0 0;letter-spacing:-.035em;font-weight:800}
.hero h1 em{font-style:normal;background:linear-gradient(100deg,var(--brand),#0BB6E8);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero__sub{margin-top:18px;font-size:16.5px;color:var(--body);max-width:490px;line-height:1.75}
.hero__cta{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap}
.hero__stats{display:flex;gap:38px;margin-top:38px;padding-top:26px;border-top:1px solid rgba(10,16,32,.09);flex-wrap:wrap}
.hero__stats b{display:block;font-size:24px;letter-spacing:-.03em}
.hero__stats span{font-size:12.5px;color:var(--muted)}

.stage{position:relative;height:470px}
.stage__card{
  position:absolute;background:#fff;border:1px solid var(--line);border-radius:var(--r-l);
  box-shadow:var(--sh-3);overflow:hidden;animation:floatIn .9s var(--ease) both;
}
.stage__main{inset:0 34px 46px 26px;animation-delay:.05s}
.stage__main svg{width:100%;height:100%}
.stage__main .stage__lab{position:absolute;left:20px;bottom:18px;right:20px;display:flex;align-items:flex-end;justify-content:space-between;gap:10px}
.stage__lab b{font-size:16px}
.stage__lab small{display:block;color:var(--muted);font-size:12px}
.stage__lab .p{color:var(--price);font-weight:800;font-size:19px;letter-spacing:-.02em}
.stage__chip{
  position:absolute;background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--sh-2);padding:10px 14px;display:flex;align-items:center;gap:10px;
  font-size:12.5px;font-weight:600;animation:floatIn .9s var(--ease) both;
}
.stage__chip small{display:block;color:var(--muted);font-weight:500;font-size:11px}
.stage__chip--a{top:22px;right:-10px;animation-delay:.22s}
.stage__chip--b{bottom:8px;left:52px;animation-delay:.34s}
.stage__chip--c{bottom:8px;right:104px;animation-delay:.46s}
.stage__mini{width:150px;top:12px;left:-16px;padding:0;animation-delay:.28s}
.stage__mini svg{width:100%;height:110px}
.stage__mini div{padding:0 12px 10px;font-size:11.5px;color:var(--muted)}
.stage__mini b{display:block;color:var(--ink);font-size:12.5px}

/* ---------- 6. Trust strip ---------- */
.trust{border-bottom:1px solid var(--line);background:#fff}
.trust__in{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;padding:18px 0}
.trust__i{display:flex;align-items:center;gap:12px;padding:6px 10px}
.trust__i .ico{color:var(--brand);background:var(--brand-l);padding:9px;border-radius:11px;width:38px;height:38px}
.trust__i b{display:block;font-size:13.5px}
.trust__i span{font-size:12px;color:var(--muted)}

/* ---------- 7. Sections ---------- */
.sec{padding:66px 0}
.sec--soft{background:var(--soft)}
.sec--tight{padding:44px 0}
.sec__hd{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:30px;flex-wrap:wrap}
.sec__hd h2{font-size:clamp(23px,2.5vw,32px);letter-spacing:-.03em}
.sec__hd .desc{margin-top:8px;color:var(--body);font-size:14.5px;max-width:560px}
.sec__kicker{font-size:12px;font-weight:700;letter-spacing:.18em;color:var(--brand);text-transform:uppercase;margin-bottom:10px;display:block}

/* ---------- 8. Category grid ---------- */
.cats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.cat{
  position:relative;display:flex;align-items:center;gap:14px;padding:18px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-m);
  transition:.22s var(--ease);overflow:hidden;
}
.cat::after{content:"";position:absolute;inset:auto -20% -60% auto;width:130px;height:130px;border-radius:50%;background:var(--brand-l);opacity:0;transition:.3s}
.cat:hover{border-color:#C4CEF4;box-shadow:var(--sh-2);transform:translateY(-3px)}
.cat:hover::after{opacity:.6}
.cat__ic{width:48px;height:48px;flex:0 0 auto;display:grid;place-items:center;border-radius:12px;background:var(--soft);color:var(--brand);border:1px solid var(--line)}
.cat b{display:block;font-size:15px;position:relative}
.cat small{color:var(--muted);font-size:12px;display:block;position:relative}
.cat__go{margin-left:auto;color:#C2CAD8;position:relative}
.cat:hover .cat__go{color:var(--brand)}

/* ---------- 9. Product card ---------- */
.pgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.pgrid--3{grid-template-columns:repeat(3,1fr)}
.pcard{
  position:relative;display:flex;flex-direction:column;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden;
  transition:.24s var(--ease);
}
.pcard:hover{transform:translateY(-4px);border-color:#C9D2EA;box-shadow:0 22px 40px -28px rgba(10,16,32,.45)}
.pcard__media{position:relative;background:linear-gradient(180deg,#FAFBFE,#F2F5FB);border-bottom:1px solid var(--line-2);overflow:hidden}
.pcard__media .art{width:100%;aspect-ratio:4/3;transition:transform .5s var(--ease)}
.pcard:hover .art{transform:scale(1.045)}
.pcard__tags{position:absolute;top:10px;left:10px;display:flex;gap:6px;flex-wrap:wrap;z-index:1}
.badge{display:inline-flex;align-items:center;height:21px;padding:0 8px;border-radius:6px;font-size:11px;font-weight:700;background:var(--soft-2);color:var(--ink2);letter-spacing:.02em}
.badge--hot{background:#FFF0EE;color:#D2311F}
.badge--new{background:var(--brand-l);color:var(--brand)}
.badge--ok{background:var(--ok-l);color:#0A7B57}
.badge--dark{background:var(--ink);color:#fff}
.badge--line{background:#fff;border:1px solid var(--line);color:var(--body);font-weight:600}
.pcard__fav{position:absolute;top:8px;right:8px;width:30px;height:30px;border-radius:50%;background:rgba(255,255,255,.9);border:1px solid var(--line);display:grid;place-items:center;color:#94A0B4;opacity:0;transform:translateY(-4px);transition:.2s;z-index:1}
.pcard:hover .pcard__fav{opacity:1;transform:none}
.pcard__fav:hover{color:var(--price)}
.pcard__fav.on{color:var(--price);opacity:1;transform:none}
.pcard__body{padding:14px 15px 16px;display:flex;flex-direction:column;flex:1;gap:5px}
.pcard__brand{font-size:11.5px;color:var(--muted);letter-spacing:.06em;display:flex;align-items:center;gap:6px}
.pcard__brand::after{content:"";flex:1;height:1px;background:var(--line-2)}
.pcard__name{font-size:14.5px;font-weight:650;line-height:1.4;letter-spacing:-.01em;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pcard__sub{font-size:12px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.pcard__meta{display:flex;align-items:center;gap:6px;font-size:11.5px;color:var(--muted);margin-top:2px}
.pcard__meta .stars{display:inline-flex;gap:1px;color:#F5A623}
.pcard__foot{margin-top:auto;padding-top:10px;display:flex;align-items:flex-end;justify-content:space-between;gap:8px}
.price{color:var(--price);font-weight:800;letter-spacing:-.03em;display:inline-flex;align-items:baseline;gap:1px}
.price i{font-style:normal;font-size:12px;font-weight:700}
.price b{font-size:21px;line-height:1}
.price--lg i{font-size:16px}
.price--lg b{font-size:34px}
.was{color:#9AA5B8;font-size:12px;text-decoration:line-through;margin-left:6px}
.pcard__add{width:34px;height:34px;border-radius:9px;background:var(--soft);color:var(--ink2);display:grid;place-items:center;transition:.18s;border:1px solid transparent}
.pcard__add:hover{background:var(--brand);color:#fff}
.pcard.is-out .pcard__media{filter:grayscale(.7);opacity:.75}
.soldout{position:absolute;inset:0;display:grid;place-items:center;background:rgba(255,255,255,.55);font-weight:700;color:var(--ink2);font-size:13px;letter-spacing:.08em}

/* ---------- 10. Promo split / banners ---------- */
.split{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}
.promo{position:relative;border-radius:var(--r-l);overflow:hidden;border:1px solid var(--line);min-height:280px;display:flex;flex-direction:column;justify-content:center;padding:38px;background:linear-gradient(120deg,#101A34,#1C2B55 55%,#2247F0)}
.promo::after{content:"";position:absolute;right:-60px;top:-60px;width:340px;height:340px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.28),transparent 65%)}
.promo__art{position:absolute;right:-6%;bottom:-16%;width:62%;opacity:.95;pointer-events:none}
.promo h3{color:#fff;font-size:clamp(22px,2.2vw,29px);max-width:330px;position:relative;z-index:1}
.promo p{color:#B9C6E4;margin-top:10px;max-width:320px;font-size:13.5px;position:relative;z-index:1}
.promo .btn{margin-top:22px;align-self:flex-start;position:relative;z-index:1}
.promo--light{background:linear-gradient(140deg,#F3F6FE,#EAF0FF);}
.promo--light h3{color:var(--ink)}
.promo--light p{color:var(--body)}
.promo--light::after{background:radial-gradient(circle,rgba(34,71,240,.14),transparent 65%)}

/* ---------- 11. Brand strip ---------- */
.brands{display:grid;grid-template-columns:repeat(6,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden}
.brands div{background:#fff;height:78px;display:grid;place-items:center;font-weight:700;letter-spacing:.16em;color:#9AA5B8;font-size:13px;transition:.2s}
.brands div:hover{color:var(--brand);background:var(--soft)}

/* ---------- 12. Reviews ---------- */
.revs{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.rev{background:#fff;border:1px solid var(--line);border-radius:var(--r-m);padding:20px;display:flex;flex-direction:column;gap:10px}
.rev__hd{display:flex;align-items:center;gap:10px}
.avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,#DDE5FF,#EEF2FF);color:var(--brand);display:grid;place-items:center;font-weight:700;font-size:14px}
.rev__hd b{font-size:13.5px;display:block}
.rev__hd span{font-size:11.5px;color:var(--muted)}
.rev p{font-size:13.5px;color:var(--body);line-height:1.75}
.rev .stars{color:#F5A623;display:flex;gap:2px}

/* ---------- 13. Newsletter ---------- */
.news{background:var(--ink);color:#fff;border-radius:var(--r-l);padding:44px;display:grid;grid-template-columns:1fr 420px;gap:30px;align-items:center;position:relative;overflow:hidden}
.news::after{content:"";position:absolute;left:-80px;bottom:-120px;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(34,71,240,.55),transparent 65%)}
.news h3{font-size:26px;color:#fff;letter-spacing:-.03em}
.news p{color:#A9B6CE;margin-top:8px;font-size:13.5px}
.news form{display:flex;gap:10px;position:relative;z-index:1}
.news input{flex:1;height:48px;border-radius:10px;border:1px solid #2C3853;background:#131C31;color:#fff;padding:0 16px;font-size:14px}
.news input::placeholder{color:#6C7A96}
.news input:focus{outline:0;border-color:var(--brand);box-shadow:0 0 0 4px rgba(34,71,240,.22)}
.news small{display:block;color:#7987A1;font-size:11.5px;margin-top:10px;grid-column:1/-1}

/* ---------- 14. Footer ---------- */
.footer{background:#080D18;color:#93A1B9;padding:56px 0 0;margin-top:0}
.footer__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:40px}
.footer h5{color:#fff;font-size:13px;letter-spacing:.1em;margin:0 0 14px;font-weight:700}
.footer a,.footer li{font-size:13px;line-height:2.1;display:block}
.footer a:hover{color:#fff}
.footer__brand .logo__txt b{color:#fff}
.footer__brand .logo__txt span{color:#5E6C86}
.footer__brand p{font-size:12.5px;line-height:1.9;margin-top:16px;max-width:280px;color:#8494AD}
.footer__svc{display:flex;gap:20px;margin-top:18px}
.footer__svc div b{display:block;color:#fff;font-size:17px;letter-spacing:-.02em}
.footer__svc div span{font-size:11.5px}
.footer__bottom{border-top:1px solid #172033;padding:18px 0;display:flex;justify-content:space-between;gap:16px;font-size:12px;flex-wrap:wrap}
.footer__bottom a{color:#93A1B9;text-decoration:none;transition:color .2s}
.footer__bottom a:hover{color:#fff;text-decoration:underline}

/* ---------- 15. Breadcrumb / page head ---------- */
.crumb{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--muted);padding:18px 0 0;flex-wrap:wrap}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:#C4CCDA}
.pagehead{padding:26px 0 30px;border-bottom:1px solid var(--line)}
.pagehead h1{font-size:clamp(26px,3vw,36px);letter-spacing:-.035em}
.pagehead p{color:var(--body);margin-top:10px;max-width:640px;font-size:14.5px}

/* ---------- 16. Listing ---------- */
.listing{display:grid;grid-template-columns:246px 1fr;gap:34px;padding:30px 0 72px;align-items:start}
.filters{position:sticky;top:88px;background:#fff;border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden}
.filters__hd{display:flex;align-items:center;gap:8px;padding:15px 16px;border-bottom:1px solid var(--line);font-weight:700;font-size:14px}
.filters__hd button{margin-left:auto;font-size:12px;color:var(--muted);font-weight:500;text-decoration:underline}
.fgroup{padding:16px;border-bottom:1px solid var(--line-2)}
.fgroup:last-child{border-bottom:0}
.fgroup h6{margin:0 0 10px;font-size:12px;letter-spacing:.1em;color:var(--muted);text-transform:uppercase;font-weight:700}
.fopt{display:flex;align-items:center;gap:9px;padding:7px 0;font-size:13.5px;cursor:pointer;color:var(--body)}
.fopt:hover{color:var(--ink)}
.fopt input{accent-color:var(--brand);width:15px;height:15px}
.fopt .n{margin-left:auto;font-size:11.5px;color:#A5AFC0}
.fopt.on{color:var(--brand);font-weight:600}
.prange{display:flex;align-items:center;gap:8px;margin-top:6px}
.prange input{width:100%;height:36px;border:1px solid var(--line);border-radius:8px;padding:0 10px;font-size:13px;background:var(--soft)}
.prange input:focus{outline:0;border-color:var(--brand);background:#fff}

.lbar{display:flex;align-items:center;gap:12px;margin-bottom:18px;flex-wrap:wrap}
.lbar__count{font-size:13.5px;color:var(--muted)}
.lbar__count b{color:var(--ink);font-size:15px}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 10px;border-radius:99px;background:var(--brand-l);color:var(--brand);font-size:12.5px;font-weight:600}
.chip button{display:grid;place-items:center;color:inherit;opacity:.7}
.chip button:hover{opacity:1}
.lsort{margin-left:auto;display:flex;align-items:center;gap:8px}
.lsort select{height:38px;border-radius:9px;border:1px solid var(--line);background:#fff;padding:0 30px 0 12px;font-size:13.5px;cursor:pointer;appearance:none;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%237C8798' stroke-width='2'><path d='M6 9l6 6 6-6'/></svg>");
  background-repeat:no-repeat;background-position:right 10px center}
.lsort select:focus{outline:0;border-color:var(--brand)}
.empty{text-align:center;padding:70px 20px;border:1px dashed var(--line);border-radius:var(--r-m);background:var(--soft)}
.empty b{display:block;font-size:16px;margin-bottom:6px}
.empty p{color:var(--muted);font-size:13.5px;margin-bottom:18px}

/* ---------- 17. Product detail ---------- */
.pdp{display:grid;grid-template-columns:1fr 448px;gap:46px;padding:28px 0 60px;align-items:start}
.gallery__main{background:linear-gradient(180deg,#FAFBFE,#F1F4FA);border:1px solid var(--line);border-radius:var(--r-l);overflow:hidden;position:relative}
.gallery__main svg{width:100%;aspect-ratio:4/3}
.gallery__thumbs{display:flex;gap:10px;margin-top:12px}
.gthumb{width:76px;height:62px;border-radius:10px;border:1px solid var(--line);background:var(--soft);overflow:hidden;padding:0;opacity:.72;transition:.18s}
.gthumb svg{width:100%;height:100%}
.gthumb.on,.gthumb:hover{opacity:1;border-color:var(--brand);box-shadow:0 0 0 2px rgba(34,71,240,.14)}
.gallery__note{display:flex;align-items:center;gap:8px;margin-top:14px;font-size:12px;color:var(--muted)}

.pdp__brand{display:flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.1em;color:var(--muted);text-transform:uppercase}
.pdp h1{font-size:clamp(24px,2.4vw,32px);margin-top:10px;letter-spacing:-.03em}
.pdp__sub{color:var(--body);margin-top:8px;font-size:14px}
.pdp__rate{display:flex;align-items:center;gap:10px;margin-top:14px;font-size:12.5px;color:var(--muted);flex-wrap:wrap}
.pdp__rate .stars{color:#F5A623;display:flex;gap:2px}
.pdp__rate .sep{color:#D3DAE7}

.buybox{margin-top:20px;background:linear-gradient(180deg,#FFF6F4,#FFFDFC);border:1px solid #FFE0D9;border-radius:var(--r-m);padding:20px}
.buybox__price{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.buybox__save{margin-top:8px;display:flex;gap:8px;flex-wrap:wrap}
.buybox__promo{margin-top:14px;padding-top:14px;border-top:1px dashed #F3CFC6;display:flex;flex-direction:column;gap:8px;font-size:12.5px;color:var(--body)}
.buybox__promo div{display:flex;align-items:center;gap:8px}
.buybox__promo .ico{color:var(--price)}

.opt{margin-top:22px}
.opt__hd{display:flex;align-items:center;justify-content:space-between;font-size:13px;margin-bottom:10px}
.opt__hd b{font-weight:700}
.opt__hd span{color:var(--muted);font-size:12px}
.swatches{display:flex;gap:10px;flex-wrap:wrap}
.sw{display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 14px 0 10px;border:1px solid var(--line);border-radius:10px;background:#fff;font-size:13px;transition:.16s}
.sw i{width:20px;height:20px;border-radius:50%;border:1px solid rgba(10,16,32,.12);display:block}
.sw:hover{border-color:#BFC9E4}
.sw.on{border-color:var(--brand);box-shadow:0 0 0 2px rgba(34,71,240,.14);font-weight:600}

.qty{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:10px;overflow:hidden;height:44px;background:#fff}
.qty button{width:40px;height:100%;display:grid;place-items:center;color:var(--ink2);transition:.15s}
.qty button:hover{background:var(--soft);color:var(--brand)}
.qty input{width:46px;height:100%;border:0;text-align:center;font-weight:700;font-size:14px;background:transparent}
.qty input:focus{outline:0}
.qty--sm{height:34px;border-radius:8px}
.qty--sm button{width:30px}
.qty--sm input{width:34px;font-size:13px}

.pdp__actions{display:flex;gap:10px;margin-top:22px}
.pdp__actions .btn{flex:1}
.pdp__actions .btn--ghost{flex:0 0 52px;padding:0}
.pdp__ship{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:18px;padding-top:18px;border-top:1px solid var(--line)}
.pdp__ship div{display:flex;gap:8px;font-size:12px;color:var(--body);align-items:flex-start}
.pdp__ship .ico{color:var(--ok);margin-top:1px}

.tabs{margin-top:56px;border-top:1px solid var(--line)}
.tabs__nav{display:flex;gap:4px;position:sticky;top:70px;background:#fff;z-index:20;border-bottom:1px solid var(--line);overflow-x:auto}
.tabs__nav button{padding:16px 18px;font-size:14.5px;font-weight:600;color:var(--muted);border-bottom:2px solid transparent;white-space:nowrap}
.tabs__nav button.on{color:var(--ink);border-bottom-color:var(--brand)}
.tabpane{display:none;padding:30px 0}
.tabpane.on{display:block;animation:fade .3s}
.prose{max-width:760px}
.prose p{color:var(--body);font-size:14.5px;line-height:1.95;margin-bottom:16px}
.prose h4{font-size:17px;margin:26px 0 10px}
.hl{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px}
.hl div{padding:16px;border:1px solid var(--line);border-radius:var(--r-s);background:var(--soft);font-size:13.5px;font-weight:600;display:flex;gap:8px;align-items:flex-start}
.hl .ico{color:var(--brand);margin-top:2px}
.spectable{width:100%;border-collapse:collapse;max-width:760px;font-size:14px}
.spectable tr{border-bottom:1px solid var(--line-2)}
.spectable th{text-align:left;font-weight:500;color:var(--muted);padding:14px 16px 14px 0;width:150px;vertical-align:top}
.spectable td{padding:14px 0;color:var(--ink2)}

/* ---------- 18. Cart ---------- */
.cartwrap{display:grid;grid-template-columns:1fr 366px;gap:26px;padding:28px 0 76px;align-items:start}
.cartlist{border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden;background:#fff}
.cartlist__hd{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line);font-size:13.5px;color:var(--muted)}
.cartitem{display:grid;grid-template-columns:100px 1fr auto;gap:16px;padding:18px 20px;border-bottom:1px solid var(--line-2);align-items:start}
.cartitem:last-child{border-bottom:0}
.cartitem__img{background:linear-gradient(180deg,#FAFBFE,#F1F4FA);border:1px solid var(--line-2);border-radius:10px;overflow:hidden}
.cartitem__img svg{width:100%;aspect-ratio:4/3}
.cartitem__name{font-size:14.5px;font-weight:650;line-height:1.4}
.cartitem__meta{font-size:12px;color:var(--muted);margin-top:3px}
.cartitem__ctrl{display:flex;align-items:center;gap:14px;margin-top:12px}
.cartitem__rm{font-size:12px;color:var(--muted);display:inline-flex;align-items:center;gap:4px}
.cartitem__rm:hover{color:var(--price)}
.cartitem__price{text-align:right;font-weight:800;color:var(--ink);font-size:15.5px;white-space:nowrap}
.cartitem__price small{display:block;color:var(--muted);font-weight:500;font-size:11.5px;margin-top:2px}
.cart--empty{text-align:center;padding:80px 20px}
.cart--empty .ico{color:#C8D0DE;margin:0 auto 14px}
.cart--empty b{display:block;font-size:18px;margin-bottom:8px}
.cart--empty p{color:var(--muted);margin-bottom:22px;font-size:13.5px}

.summary{position:sticky;top:88px;border:1px solid var(--line);border-radius:var(--r-m);background:#fff;padding:20px}
.summary h4{font-size:15px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.sumrow{display:flex;align-items:center;justify-content:space-between;font-size:13.5px;padding:7px 0;color:var(--body)}
.sumrow b{color:var(--ink);font-weight:600}
.sumrow--total{border-top:1px solid var(--line);margin-top:10px;padding-top:14px;font-size:14px}
.sumrow--total .price b{font-size:26px}
.coupon{display:flex;gap:8px;margin-top:14px}
.coupon input{flex:1;height:40px;border:1px solid var(--line);border-radius:9px;padding:0 12px;font-size:13px;background:var(--soft)}
.coupon input:focus{outline:0;border-color:var(--brand);background:#fff}
.coupon .btn{height:40px;padding:0 14px}
.summary .btn--primary{margin-top:16px}
.summary__note{margin-top:14px;font-size:11.5px;color:var(--muted);line-height:1.7;display:flex;gap:6px}
.summary__note .ico{color:var(--ok);margin-top:2px}
.coupon-hint{margin-top:8px;font-size:11.5px;color:var(--muted)}
.coupon-hint code{background:var(--soft-2);padding:1px 6px;border-radius:4px;color:var(--ink2);font-size:11px;cursor:pointer;font-weight:600}

/* ---------- 19. Checkout ---------- */
.cowrap{display:grid;grid-template-columns:1fr 380px;gap:30px;padding:28px 0 76px;align-items:start}
.coblock{border:1px solid var(--line);border-radius:var(--r-m);background:#fff;margin-bottom:18px;overflow:hidden}
.coblock__hd{display:flex;align-items:center;gap:10px;padding:16px 20px;border-bottom:1px solid var(--line);font-weight:700;font-size:15px}
.coblock__hd .num{width:22px;height:22px;border-radius:50%;background:var(--brand);color:#fff;font-size:12px;display:grid;place-items:center;font-weight:700}
.coblock__hd .tip{margin-left:auto;font-size:12px;color:var(--muted);font-weight:400}
.coblock__bd{padding:20px}
.formgrid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column;gap:6px}
.field--full{grid-column:1/-1}
.field label{font-size:12.5px;color:var(--body);font-weight:600}
.field label i{color:var(--price);font-style:normal}
.field input,.field select,.field textarea{
  height:44px;border:1px solid var(--line);border-radius:9px;padding:0 12px;font-size:14px;background:#fff;transition:.16s;
}
.field textarea{height:76px;padding:11px 12px;resize:vertical;line-height:1.6}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--brand);box-shadow:0 0 0 3px rgba(34,71,240,.1)}
.field input.err,.field select.err{border-color:var(--price);background:#FFF8F7}
.field .hint{font-size:11.5px;color:var(--price);display:none}
.field.has-err .hint{display:block}
.radios{display:grid;gap:10px}
.radio{display:flex;align-items:center;gap:12px;padding:14px;border:1px solid var(--line);border-radius:10px;cursor:pointer;transition:.16s;background:#fff}
.radio:hover{border-color:#BFC9E4;background:#FCFDFF}
.radio input{accent-color:var(--brand);width:16px;height:16px}
.radio__t b{display:block;font-size:13.5px}
.radio__t small{color:var(--muted);font-size:12px}
.radio__p{margin-left:auto;font-weight:700;font-size:13.5px}
.radio.on{border-color:var(--brand);background:var(--brand-l)}
.radio.dis{opacity:.5;pointer-events:none}
.coblock .mini-item{display:flex;justify-content:space-between;gap:12px;font-size:13px;padding:7px 0;color:var(--body)}
.coblock .mini-item span:last-child{color:var(--ink);font-weight:600;white-space:nowrap}

/* ---------- 20. Order success ---------- */
.success{max-width:760px;margin:0 auto;padding:52px 0 80px;text-align:center}
.success__ic{width:76px;height:76px;border-radius:50%;background:var(--ok-l);color:var(--ok);display:grid;place-items:center;margin:0 auto 22px;animation:pop .5s var(--ease)}
.success h1{font-size:30px;letter-spacing:-.03em}
.success p{color:var(--body);margin-top:10px}
.success__box{text-align:left;border:1px solid var(--line);border-radius:var(--r-m);margin-top:30px;overflow:hidden}
.success__box .row{display:flex;justify-content:space-between;gap:16px;padding:14px 20px;border-bottom:1px solid var(--line-2);font-size:13.5px}
.success__box .row:last-child{border-bottom:0}
.success__box .row span:first-child{color:var(--muted)}
.success__box .row b{font-weight:700;letter-spacing:.02em}
.success__cta{display:flex;gap:12px;justify-content:center;margin-top:26px;flex-wrap:wrap}

/* ---------- 21. Orders ---------- */
.orderlist{display:flex;flex-direction:column;gap:16px;padding:26px 0 76px}
.ordercard{border:1px solid var(--line);border-radius:var(--r-m);background:#fff;overflow:hidden}
.ordercard__hd{display:flex;align-items:center;gap:16px;padding:14px 20px;background:var(--soft);border-bottom:1px solid var(--line);font-size:12.5px;color:var(--muted);flex-wrap:wrap}
.ordercard__hd b{color:var(--ink);font-weight:600;letter-spacing:.02em}
.status{margin-left:auto;font-weight:700;font-size:12.5px;padding:3px 10px;border-radius:99px;background:var(--soft-2);color:var(--ink2)}
.status--ship{background:var(--brand-l);color:var(--brand)}
.status--done{background:var(--ok-l);color:#0A7B57}
.orderrow{display:flex;gap:14px;align-items:center;padding:16px 20px;border-bottom:1px solid var(--line-2)}
.orderrow:last-of-type{border-bottom:0}
.orderrow__img{width:74px;flex:0 0 auto;border:1px solid var(--line-2);border-radius:8px;overflow:hidden;background:var(--soft)}
.orderrow__img svg{width:100%;aspect-ratio:4/3}
.orderrow__t{flex:1;min-width:0}
.orderrow__t b{font-size:13.5px;font-weight:650;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.orderrow__t span{font-size:12px;color:var(--muted)}
.ordercard__ft{display:flex;align-items:center;gap:12px;padding:14px 20px;border-top:1px solid var(--line);flex-wrap:wrap}
.ordercard__ft .total{margin-right:auto;font-size:13px;color:var(--body)}
.ordercard__ft .total b{font-size:18px;color:var(--price);letter-spacing:-.02em}

/* ---------- 22. About / support ---------- */
.about-hero{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;padding:52px 0 60px}
.about-hero h1{font-size:clamp(30px,3.5vw,44px);letter-spacing:-.04em}
.about-hero p{color:var(--body);margin-top:18px;font-size:15px;line-height:1.9;max-width:520px}
.about-visual{background:linear-gradient(150deg,#F4F7FE,#E9EFFC);border:1px solid var(--line);border-radius:var(--r-l);padding:26px;position:relative;overflow:hidden}
.about-visual .row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.about-visual .cell{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px}
.about-visual .cell b{display:block;font-size:26px;letter-spacing:-.03em;color:var(--brand)}
.about-visual .cell span{font-size:12px;color:var(--muted)}
.stats4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:30px 0}
.stats4 div{padding:22px;border:1px solid var(--line);border-radius:var(--r-m);background:#fff}
.stats4 b{display:block;font-size:30px;letter-spacing:-.035em}
.stats4 span{font-size:12.5px;color:var(--muted)}
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.value{padding:24px;border:1px solid var(--line);border-radius:var(--r-m);background:#fff}
.value .ico{color:var(--brand);background:var(--brand-l);padding:10px;border-radius:12px;width:42px;height:42px;margin-bottom:14px}
.value b{display:block;font-size:15.5px;margin-bottom:6px}
.value p{font-size:13px;color:var(--body);line-height:1.8}
.timeline{border-left:2px solid var(--line);padding-left:26px;margin-top:10px}
.timeline div{position:relative;padding-bottom:24px}
.timeline div::before{content:"";position:absolute;left:-33px;top:6px;width:12px;height:12px;border-radius:50%;background:#fff;border:2px solid var(--brand)}
.timeline b{display:block;font-size:14.5px}
.timeline small{color:var(--brand);font-size:12px;font-weight:700;letter-spacing:.08em}
.timeline p{font-size:13px;color:var(--body);margin-top:4px}

.faq{max-width:860px}
.faq__i{border:1px solid var(--line);border-radius:var(--r-s);margin-bottom:10px;background:#fff;overflow:hidden}
.faq__q{display:flex;align-items:center;gap:14px;width:100%;padding:17px 18px;text-align:left;font-size:14.5px;font-weight:600}
.faq__q .ico{margin-left:auto;color:var(--muted);transition:.22s}
.faq__i.open .faq__q .ico{transform:rotate(180deg);color:var(--brand)}
.faq__a{display:none;padding:0 18px 18px;font-size:13.5px;color:var(--body);line-height:1.9}
.faq__i.open .faq__a{display:block;animation:fade .2s}
.support-grid{display:grid;grid-template-columns:1fr 340px;gap:34px;align-items:start;padding:30px 0 76px}
.sidecard{border:1px solid var(--line);border-radius:var(--r-m);padding:20px;background:#fff;margin-bottom:16px}
.sidecard b{display:block;font-size:14.5px;margin-bottom:4px}
.sidecard p{font-size:12.5px;color:var(--muted);line-height:1.8}
.sidecard .big{font-size:20px;font-weight:800;letter-spacing:-.02em;color:var(--brand);margin:6px 0 2px}
.b2b{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center;background:var(--soft);border:1px solid var(--line);border-radius:var(--r-l);padding:38px}
.b2b h3{font-size:24px;letter-spacing:-.03em}
.b2b p{color:var(--body);margin-top:12px;font-size:13.5px;line-height:1.9}
.b2b ul{margin-top:16px;display:grid;gap:8px}
.b2b li{font-size:13px;color:var(--body);display:flex;gap:8px;align-items:flex-start}
.b2b li .ico{color:var(--ok);margin-top:2px}

/* ---------- 23. Cart drawer ---------- */
.drawer{position:fixed;inset:0;z-index:130;display:none}
.drawer.open{display:block}
.drawer__bd{position:absolute;inset:0;background:rgba(10,16,32,.42);animation:fade .2s}
.drawer__panel{position:absolute;top:0;right:0;bottom:0;width:min(420px,92vw);background:#fff;display:flex;flex-direction:column;animation:slideR .3s var(--ease)}
.drawer__hd{display:flex;align-items:center;gap:10px;padding:18px 20px;border-bottom:1px solid var(--line)}
.drawer__hd b{font-size:15.5px}
.drawer__hd span{font-size:12px;color:var(--muted)}
.drawer__hd button{margin-left:auto;width:34px;height:34px;display:grid;place-items:center;border-radius:8px;color:var(--muted)}
.drawer__hd button:hover{background:var(--soft);color:var(--ink)}
.drawer__body{flex:1;overflow-y:auto;padding:6px 20px}
.ditem{display:grid;grid-template-columns:66px 1fr auto;gap:12px;padding:14px 0;border-bottom:1px solid var(--line-2)}
.ditem__img{border:1px solid var(--line-2);border-radius:8px;overflow:hidden;background:var(--soft)}
.ditem__img svg{width:100%;aspect-ratio:4/3}
.ditem b{font-size:13px;font-weight:600;line-height:1.4;display:block}
.ditem small{font-size:11.5px;color:var(--muted)}
.ditem__p{text-align:right;font-weight:700;font-size:13px;white-space:nowrap}
.ditem__p button{display:block;margin-left:auto;margin-top:6px;color:#A9B3C4;font-size:11px}
.ditem__p button:hover{color:var(--price)}
.drawer__ft{border-top:1px solid var(--line);padding:18px 20px;background:#fff}
.drawer__ft .sumrow{padding:4px 0}
.drawer__empty{text-align:center;padding:70px 20px;color:var(--muted)}
.drawer__empty .ico{margin:0 auto 12px;color:#C8D0DE}

/* ---------- 24. Toast ---------- */
.toast{
  position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);z-index:200;
  display:flex;align-items:center;gap:10px;background:var(--ink);color:#fff;
  padding:12px 18px;border-radius:12px;font-size:13.5px;font-weight:500;
  box-shadow:0 20px 40px -18px rgba(10,16,32,.6);opacity:0;pointer-events:none;transition:.3s var(--ease);
  max-width:calc(100vw - 40px);
}
.toast.show{opacity:1;transform:translate(-50%,0)}
.toast .ico{color:#7BE0B4}

/* ---------- 25. Animations ---------- */
@keyframes fade{from{opacity:0}to{opacity:1}}
@keyframes slideR{from{transform:translateX(24px);opacity:.6}to{transform:none;opacity:1}}
@keyframes floatIn{from{opacity:0;transform:translateY(18px) scale(.98)}to{opacity:1;transform:none}}
@keyframes pop{0%{transform:scale(.6);opacity:0}60%{transform:scale(1.08)}100%{transform:scale(1);opacity:1}}
html.js .reveal{opacity:0;transform:translateY(20px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
html.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none !important;transition:none !important}
  html.js .reveal{opacity:1;transform:none}
}

/* ---------- 26. Responsive ---------- */
@media (max-width:1120px){
  .nav{display:none}
  .burger{display:flex}
  .hsearch{width:auto;flex:1;max-width:280px}
  .hero__in{grid-template-columns:1fr .9fr;gap:26px}
  .stage{height:400px}
  .pgrid{grid-template-columns:repeat(3,1fr)}
  .listing{grid-template-columns:220px 1fr;gap:24px}
  .pdp{grid-template-columns:1fr 400px;gap:30px}
  .footer__grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr}
  .footer__grid>div:nth-child(4){display:none}
}
@media (max-width:960px){
  .hero__in{grid-template-columns:1fr;padding:44px 0 40px}
  .stage{height:360px;width:100%;max-width:520px;margin:10px auto 0}
  .hero__sub{max-width:none}
  .trust__in{grid-template-columns:repeat(2,1fr);gap:4px}
  .cats{grid-template-columns:repeat(2,1fr)}
  .pgrid,.pgrid--3{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr}
  .brands{grid-template-columns:repeat(3,1fr)}
  .revs{grid-template-columns:1fr}
  .news{grid-template-columns:1fr;padding:32px}
  .listing{grid-template-columns:1fr}
  .filters{position:static;display:none}
  .filters.show{display:block;margin-bottom:16px}
  #filterToggle{display:inline-flex !important}
  .pdp{grid-template-columns:1fr;gap:26px}
  .cartwrap,.cowrap{grid-template-columns:1fr}
  .summary{position:static}
  .about-hero{grid-template-columns:1fr;gap:28px;padding:36px 0}
  .stats4{grid-template-columns:repeat(2,1fr)}
  .values{grid-template-columns:1fr}
  .b2b{grid-template-columns:1fr;padding:26px}
  .support-grid{grid-template-columns:1fr}
  .footer__grid{grid-template-columns:1fr 1fr;gap:24px}
  .footer__brand{grid-column:1/-1}
  .hl{grid-template-columns:1fr}
  .tabs__nav{top:64px}
  .pdp__actions{flex-wrap:wrap}
  .pdp__actions .btn--primary{flex:1 1 100%}
}
@media (max-width:640px){
  body{font-size:14.5px}
  .wrap{padding:0 16px}
  .topbar__l span.hide-sm{display:none}
  .header__in{height:60px;gap:12px}
  .hsearch{display:none}
  .hact span{display:none}
  .hact{padding:6px}
  .logo__txt span{display:none}
  .hero h1{font-size:31px}
  .hero__stats{gap:26px}
  .hero__stats b{font-size:20px}
  .stage{height:290px}
  .stage__main{inset:0 14px 30px 8px}
  .stage__mini{display:none}
  .stage__chip--b{display:none}
  .stage__chip--a{top:6px;right:0;font-size:11px;padding:7px 10px}
  .stage__chip--c{bottom:6px;right:10px;font-size:11px;padding:7px 10px}
  .sec{padding:44px 0}
  .pgrid,.pgrid--3{grid-template-columns:1fr 1fr;gap:10px}
  .pcard__body{padding:11px 11px 13px}
  .pcard__name{font-size:13px}
  .pcard__sub{display:none}
  .price b{font-size:18px}
  .pcard__add{width:30px;height:30px}
  .cats{grid-template-columns:1fr 1fr;gap:10px}
  .cat{padding:13px;gap:10px}
  .cat__ic{width:38px;height:38px}
  .cat b{font-size:13.5px}
  .cat small{font-size:11px}
  .cat__go{display:none}
  .trust__in{grid-template-columns:1fr 1fr;padding:12px 0}
  .trust__i{padding:4px}
  .trust__i b{font-size:12px}
  .trust__i span{display:none}
  .news form{flex-direction:column}
  .revs{gap:10px}
  .cartitem{grid-template-columns:76px 1fr;gap:12px;padding:14px}
  .cartitem__price{grid-column:2;text-align:left;display:flex;align-items:center;justify-content:space-between}
  .cartitem__price small{display:inline;margin:0}
  .formgrid{grid-template-columns:1fr}
  .tabs__nav button{padding:13px 12px;font-size:13.5px}
  .stats4{grid-template-columns:1fr 1fr;gap:10px}
  .stats4 div{padding:16px}
  .stats4 b{font-size:24px}
  .footer{padding-top:40px}
  .footer__bottom{flex-direction:column;gap:6px}
  .success h1{font-size:24px}
  .ordercard__hd{gap:8px;padding:12px 14px}
  .status{margin-left:0}
  .drawer__panel{width:100%}
  .brands{grid-template-columns:repeat(2,1fr)}
  .brands div{height:60px;font-size:11.5px}
}

/* ---------- 社交 / 即时通讯联系方式 ---------- */
.soc{margin-top:22px}
.soc__t{font-size:11.5px;letter-spacing:.08em;color:#61708C;font-weight:700;margin-bottom:10px;text-transform:uppercase}
.soc__row{display:flex;flex-wrap:wrap;gap:8px}
.footer .soc__i{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;
  background:#111A29;color:#93A1B9;border:1px solid #1D2739;transition:all .22s var(--ease)}
.footer .soc__i:hover{color:#fff;background:var(--brand);border-color:var(--brand);transform:translateY(-2px)}

.soc__card{margin-top:34px;background:#fff;border:1px solid var(--line);border-radius:var(--r-m);
  padding:24px 26px;box-shadow:var(--sh-1)}
.soc__h{font-size:18px;margin:0 0 6px;letter-spacing:-.01em}
.soc__p{font-size:13px;color:var(--muted);margin:0 0 18px;line-height:1.7}
.soc__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(215px,1fr));gap:10px}
.soc__item{display:flex;align-items:center;gap:11px;padding:11px 13px;border:1px solid var(--line);
  border-radius:12px;text-decoration:none;color:inherit;background:#fff;transition:all .18s var(--ease)}
.soc__item:hover{border-color:var(--brand);box-shadow:0 8px 20px -10px rgba(34,71,240,.5);transform:translateY(-1px)}
.soc__ico{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;
  background:var(--brand-l);color:var(--brand);flex:0 0 auto}
.soc__txt{display:flex;flex-direction:column;min-width:0;flex:1}
.soc__txt b{font-size:13px;color:var(--ink);line-height:1.4}
.soc__txt i{font-style:normal;font-size:12px;color:var(--muted);overflow:hidden;
  text-overflow:ellipsis;white-space:nowrap;line-height:1.5}
.soc__copy{font-style:normal;font-size:11px;color:var(--brand);background:var(--brand-l);
  padding:3px 8px;border-radius:999px;white-space:nowrap;flex:0 0 auto}
@media (max-width:640px){
  .soc__card{padding:18px 16px}
  .soc__grid{grid-template-columns:1fr}
}