/* =========================================================
   MONO / 拾物 — 黑白极简器物店
   Design tokens → layout → components → pages → responsive
   ========================================================= */

/* ---------- tokens ---------- */
:root{
  --ink:#0a2f3d;          /* 深青墨：正文与深底 */
  --paper:#f1f9fd;        /* 浅蓝纸 */
  --paper-2:#e2f2fa;      /* 浅蓝块 */
  --line:#cbe2ee;         /* 蓝色分割线 */
  --mute:#6c93a4;         /* 灰青 */
  --dim:#35657a;          /* 中青 */
  --cyan:#12a4c6;         /* 青色：强调、按钮、选中 */
  --cyan-2:#0b86a4;       /* 青色（hover） */
  --cyan-soft:#c7ecf7;    /* 青色淡底 */

  --serif:"Songti SC","Noto Serif SC","Source Han Serif SC","Songti TC",Georgia,"Times New Roman",serif;
  --sans:"Helvetica Neue",Inter,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --mono:"SFMono-Regular","JetBrains Mono",ui-monospace,"Cascadia Mono",Consolas,monospace;

  --ease:cubic-bezier(.16,1,.3,1);
  --maxw:1280px;
  --pad:clamp(20px,4vw,56px);
}

/* ---------- reset ---------- */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:15px;line-height:1.6;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
body.is-locked{overflow:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
::selection{background:var(--ink);color:var(--paper)}
:focus-visible{outline:1.5px solid var(--ink);outline-offset:3px}
.mono{font-family:var(--mono)}

/* thin scrollbars */
*{scrollbar-width:thin;scrollbar-color:#bcdcea transparent}
*::-webkit-scrollbar{width:8px;height:8px}
*::-webkit-scrollbar-thumb{background:#c3e0ee}
*::-webkit-scrollbar-track{background:transparent}

/* ---------- nav ---------- */
.nav{
  position:sticky;top:0;z-index:60;
  background:rgba(241,249,253,.86);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
}
.nav__in{
  max-width:var(--maxw);margin:0 auto;padding:0 var(--pad);
  height:72px;display:flex;align-items:center;gap:clamp(14px,3vw,52px);
}
.brand{display:flex;align-items:baseline;gap:8px;white-space:nowrap}
.brand b{font-size:16px;font-weight:700;letter-spacing:.16em}
.brand s{text-decoration:none;color:var(--mute);font-size:12px}
.brand i{font-style:normal;font-family:var(--serif);font-size:15px;letter-spacing:.14em}
.nav__links{display:flex;gap:clamp(16px,2.4vw,32px);font-size:13.5px;letter-spacing:.04em}
.nav__links a{position:relative;padding:6px 0;color:var(--dim);transition:color .3s}
.nav__links a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--ink);
  transform:scaleX(0);transform-origin:left;transition:transform .5s var(--ease);
}
.nav__links a:hover,.nav__links a.is-on{color:var(--ink)}
.nav__links a:hover::after,.nav__links a.is-on::after{transform:scaleX(1)}
.nav__right{margin-left:auto;display:flex;align-items:center;gap:16px}
.loc{
  font-family:var(--mono);font-size:11.5px;color:var(--mute);
  letter-spacing:.08em;display:inline-flex;gap:6px;align-items:center;
}
.cartbtn{
  display:inline-flex;align-items:center;gap:10px;border:1px solid var(--ink);
  padding:9px 15px;font-size:12px;letter-spacing:.14em;
  transition:background .35s var(--ease),color .35s var(--ease);
}
.cartbtn:hover{background:var(--ink);color:var(--paper)}
.cartbtn__n{
  font-family:var(--mono);font-size:10.5px;min-width:18px;height:18px;padding:0 5px;
  display:grid;place-items:center;background:var(--ink);color:var(--paper);border-radius:999px;
  transition:background .35s var(--ease),color .35s var(--ease),transform .3s var(--ease);
}
.cartbtn__n.is-pop{transform:scale(1.28)}
.cartbtn:hover .cartbtn__n{background:var(--paper);color:var(--ink)}

/* ---------- shared type ---------- */
.eyebrow{
  font-family:var(--mono);font-size:11px;letter-spacing:.26em;text-transform:uppercase;
  color:var(--mute);
}
.h2{font-family:var(--serif);font-size:clamp(26px,3.1vw,40px);font-weight:600;letter-spacing:-.01em;line-height:1.15}

/* ---------- hero ---------- */
.hero{
  position:relative;max-width:var(--maxw);margin:0 auto;
  padding:clamp(46px,7vw,100px) var(--pad) clamp(38px,5vw,60px);
  overflow:hidden;
}
.hero__ghost{
  position:absolute;right:-.05em;top:-.16em;z-index:0;
  font-weight:800;font-size:clamp(150px,26vw,370px);line-height:.8;letter-spacing:-.05em;
  color:transparent;-webkit-text-stroke:1px var(--line);
  pointer-events:none;user-select:none;
}
.hero__lead{position:relative;z-index:1;max-width:940px;padding-top:clamp(6px,2vw,26px)}
.hero__lead .eyebrow{display:block;margin-bottom:22px}
.hero__title{
  font-family:var(--serif);font-weight:600;
  font-size:clamp(38px,7vw,88px);line-height:1.03;letter-spacing:-.02em;
  margin-bottom:24px;text-wrap:balance;max-width:16ch;
}
.hero__title em{font-style:normal;position:relative;white-space:nowrap}
.hero__title em::after{
  content:"";position:absolute;left:0;right:0;bottom:.12em;height:2px;background:var(--ink);
  transform:scaleX(0);transform-origin:left;animation:drawrule 1.1s .55s var(--ease) forwards;
}
@keyframes drawrule{to{transform:scaleX(1)}}
.hero__title.is-sr{margin:0;padding:0;font-size:0;line-height:0;height:0;overflow:hidden}
.hero__sub{max-width:46ch;color:var(--dim);font-size:clamp(15.5px,1.35vw,18px);line-height:1.85;margin-bottom:clamp(30px,4vw,44px)}

.hero__cta{display:flex;flex-wrap:wrap;align-items:center;gap:18px 22px;margin-bottom:clamp(6px,1vw,10px)}
.hero__note{font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--mute)}
.btn{
  display:inline-flex;align-items:center;gap:10px;padding:14px 26px;
  font-size:12px;letter-spacing:.18em;border:1px solid var(--ink);
  transition:background .35s var(--ease),color .35s var(--ease),transform .35s var(--ease);
}
.btn--solid{background:var(--cyan);border-color:var(--cyan);color:#fff}
.btn--solid:hover{transform:translateY(-2px);background:var(--cyan-2);border-color:var(--cyan-2)}
.btn:hover{opacity:.88}

.hero__meta{
  display:flex;flex-wrap:wrap;gap:clamp(24px,4vw,68px);
  margin-top:clamp(34px,5vw,58px);padding-top:22px;border-top:1px solid var(--line);
}
.stat b{display:block;font-family:var(--mono);font-size:22px;font-weight:500;letter-spacing:-.02em;line-height:1.3}
.stat span{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;color:var(--mute);text-transform:uppercase}

/* ---------- categories ---------- */
.cats{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cats__in{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad)}
.cats ul{display:flex;gap:clamp(18px,3vw,40px);overflow-x:auto;scrollbar-width:none;padding:16px 0}
.cats ul::-webkit-scrollbar{display:none}
.cats button{
  white-space:nowrap;font-size:13.5px;letter-spacing:.06em;color:var(--mute);
  padding:6px 0;position:relative;transition:color .3s;
}
.cats button:hover{color:var(--ink)}
.cats button.is-on{color:var(--ink)}
.cats button:hover{color:var(--cyan-2)}
.cats button.is-on::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--cyan)}
.facts{display:flex;flex-wrap:wrap;gap:8px clamp(18px,3vw,40px);padding:14px 0;
  font-family:var(--mono);font-size:11px;letter-spacing:.12em;color:var(--dim)}
.facts li{white-space:nowrap}
.facts li::after{content:"";display:none}

/* ---------- listing ---------- */
.listing{max-width:var(--maxw);margin:0 auto;padding:clamp(38px,5vw,62px) var(--pad) clamp(60px,8vw,110px)}
.listing__head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:20px;margin-bottom:clamp(22px,3vw,36px);
}
.listing__title{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap}
.listing__count{font-family:var(--mono);font-size:11.5px;color:var(--mute);letter-spacing:.08em}
.listing__side{font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--mute)}
.sorts{display:flex;flex-wrap:wrap;gap:2px}
.sorts button{
  padding:8px 14px;font-size:12px;letter-spacing:.1em;color:var(--dim);
  border:1px solid transparent;transition:.3s;
}
.sorts button:hover{border-color:var(--line);color:var(--ink)}
.sorts button.is-on{background:var(--cyan);color:#fff;border-color:var(--cyan)}

.switch{display:inline-flex;align-items:center;gap:9px;font-size:12.5px;color:var(--dim);cursor:pointer;user-select:none}
.switch input{position:absolute;opacity:0;width:0;height:0}
.switch i{
  width:34px;height:18px;border:1px solid var(--ink);border-radius:999px;position:relative;
  transition:background .3s;flex:none;
}
.switch i::after{
  content:"";position:absolute;top:2px;left:2px;width:12px;height:12px;border-radius:50%;
  background:var(--ink);transition:transform .35s var(--ease),background .3s;
}
.switch input:checked+i{background:var(--ink)}
.switch input:checked+i::after{transform:translateX(16px);background:var(--paper)}

/* ---------- cards ---------- */
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(16px,2vw,26px)}
.card{
  border:1px solid var(--line);background:#fff;display:flex;flex-direction:column;
  overflow:hidden;position:relative;
  transition:transform .6s var(--ease),border-color .4s,box-shadow .6s var(--ease);
}
.card:hover{transform:translateY(-6px);border-color:var(--cyan);box-shadow:0 26px 46px -34px rgba(10,60,78,.42)}
.card__media{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--paper-2)}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.card:hover .card__media img{transform:scale(1.055)}
.card__no{
  position:absolute;top:14px;left:14px;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;
  background:rgba(241,249,253,.92);padding:3px 7px;
}
.card__body{padding:19px 20px 20px;display:flex;flex-direction:column;gap:9px;flex:1}
.card__top{display:flex;justify-content:space-between;align-items:baseline;gap:12px}
.card__name{font-family:var(--serif);font-size:20px;font-weight:600;line-height:1.3;letter-spacing:.01em}
.card__price{font-family:var(--mono);font-size:13.5px;letter-spacing:-.02em;white-space:nowrap}
.card__sub{font-size:12.5px;color:var(--mute);letter-spacing:.02em}
.card__meta{display:flex;flex-wrap:wrap;gap:5px 14px;font-family:var(--mono);font-size:11px;color:var(--dim);letter-spacing:.02em}
.card__promo{
  margin-top:auto;padding-top:13px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:flex-end;gap:10px;font-size:11.5px;
}
.card__promo em{font-style:normal;color:var(--ink);letter-spacing:.02em}
.card__go{font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;color:var(--mute);transition:color .3s,transform .5s var(--ease)}
.card:hover .card__go{color:var(--ink);transform:translateX(3px)}

.empty{padding:clamp(48px,8vw,90px) 0;text-align:center;border:1px dashed var(--line)}
.empty b{display:block;font-family:var(--serif);font-size:22px;font-weight:600;margin-bottom:8px}
.empty p{color:var(--mute);font-size:13.5px}

/* ---------- dark band ---------- */
.band{background:var(--ink);color:var(--paper)}
.band__in{max-width:var(--maxw);margin:0 auto;padding:clamp(52px,7vw,92px) var(--pad)}
.band__head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:20px;margin-bottom:clamp(30px,4vw,52px)}
.band .h2{color:var(--paper)}
.band .eyebrow{color:rgba(198,236,247,.55)}
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:rgba(198,236,247,.2)}
.step{background:var(--ink);padding:clamp(22px,3vw,34px)}
.step b{display:block;font-family:var(--mono);font-size:11px;letter-spacing:.24em;color:rgba(198,236,247,.6);margin-bottom:clamp(22px,3vw,34px)}
.step h3{font-family:var(--serif);font-size:21px;font-weight:600;margin-bottom:9px}
.step p{color:rgba(214,240,249,.72);font-size:13.5px;line-height:1.7}

/* ---------- footer ---------- */
.foot{border-top:1px solid var(--line)}
.foot__in{
  max-width:var(--maxw);margin:0 auto;padding:clamp(38px,5vw,62px) var(--pad) 30px;
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;
}
.foot__brand b{font-size:16px;font-weight:700;letter-spacing:.16em;display:block;margin-bottom:10px}
.foot__brand p{color:var(--mute);font-size:12.5px;max-width:30ch;line-height:1.8}
.foot h4{font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--mute);font-weight:500;margin-bottom:14px}
.foot li{font-size:13px;color:var(--dim);padding:5px 0}
.foot li a:hover{color:var(--ink)}
.foot__bar{
  max-width:var(--maxw);margin:0 auto;padding:16px var(--pad);
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-family:var(--mono);font-size:10.5px;color:var(--mute);letter-spacing:.08em;
}

/* =========================================================
   商品详情页
   ========================================================= */
.page{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad)}
.crumb{
  padding-top:22px;display:flex;align-items:center;gap:8px;
  font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--mute);
}
.crumb a:hover{color:var(--ink)}
.crumb b{color:var(--ink);font-weight:500}

.pdp{
  display:grid;grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr);
  gap:clamp(26px,4.5vw,72px);align-items:start;
  padding:clamp(24px,3.4vw,40px) 0 clamp(40px,6vw,70px);
  border-bottom:1px solid var(--line);
}
.pdp__media{border:1px solid var(--line);background:var(--paper-2);position:relative;overflow:hidden;aspect-ratio:4/5}
.pdp__media > img{width:100%;height:100%;object-fit:cover}
.pdp__info{position:sticky;top:96px;padding-top:4px}
.pdp__name{
  font-family:var(--serif);font-size:clamp(30px,3.6vw,46px);font-weight:600;
  line-height:1.1;letter-spacing:-.01em;margin:16px 0 8px;
}
.pdp__en{font-family:var(--mono);font-size:11px;letter-spacing:.24em;color:var(--mute);margin-bottom:18px}
.pdp__desc{color:var(--dim);font-size:14.5px;line-height:1.85;max-width:46ch;padding-bottom:22px}
.pdp__price{display:flex;align-items:baseline;gap:12px;padding:4px 0 2px}
.pdp__price b{font-family:var(--mono);font-size:30px;font-weight:500;letter-spacing:-.03em}
.pdp__price span{font-size:11px;color:var(--mute);font-family:var(--mono);letter-spacing:.08em}

.spec{padding:20px 0 4px;border-top:1px solid var(--line)}
.spec__t{
  display:flex;justify-content:space-between;align-items:baseline;gap:12px;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--mute);
}
.spec__t em{font-style:normal;color:var(--ink);letter-spacing:.06em;text-transform:none}
.spec--static{padding:16px 0 6px}
.spec__opts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:14px}
.specopt{
  min-width:0;padding:12px 16px;border:1px solid var(--line);text-align:left;
  transition:border-color .3s var(--ease),background .3s,color .3s;
}
.specopt b{display:block;font-size:13.5px;font-weight:600;letter-spacing:.02em}
.specopt s{
  display:block;text-decoration:none;font-family:var(--mono);font-size:10px;
  letter-spacing:.1em;color:var(--mute);margin-top:4px;
}
.specopt:hover{border-color:#9fd2e6}
.specopt.is-on{border-color:var(--cyan);background:var(--cyan);color:#fff}
.specopt.is-on s{color:rgba(255,255,255,.72)}

.buy{display:flex;gap:12px;margin-top:26px}
.qty--lg button{width:44px;height:52px;font-size:15px}
.qty--lg b{font-size:15px;min-width:20px}
.buybtn{
  flex:1;background:var(--cyan);color:#fff;height:52px;padding:0 18px;
  font-size:12.5px;letter-spacing:.16em;transition:opacity .3s;
}
.buybtn:hover{background:var(--cyan-2);opacity:1}
.mbar__r button{background:var(--cyan);color:#fff;border-color:var(--cyan)}
.mbar__r button:hover{background:var(--cyan-2)}
.pdp__tips{font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;color:var(--mute);margin-top:14px}
.detail{margin:28px 0 0;border-top:1px solid var(--line)}
.detail div{
  display:grid;grid-template-columns:84px minmax(0,1fr);gap:16px;
  padding:12px 0;border-bottom:1px solid var(--line);font-size:12.5px;color:var(--dim);
}
.detail dt{
  font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--mute);padding-top:2px;
}
.detail dd{margin:0}

.others{padding:clamp(36px,5vw,60px) 0 clamp(60px,8vw,100px)}
.others .grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.others__h{
  display:flex;justify-content:space-between;align-items:baseline;gap:16px;
  padding-bottom:16px;border-bottom:1.5px solid var(--ink);margin-bottom:clamp(22px,3vw,32px);
}

/* ---------- cart lines ---------- */
.cartline{
  display:grid;grid-template-columns:54px minmax(0,1fr) auto;gap:14px;
  padding:15px 0;border-bottom:1px dashed var(--line);align-items:center;
}
.cartline:last-child{border-bottom:0}
.cartline__m{width:54px;height:54px;border:1px solid var(--line);overflow:hidden;background:var(--paper-2)}
.cartline__m img{width:100%;height:100%;object-fit:cover}
.cartline__n{font-size:13.5px}
.cartline__v{font-family:var(--mono);font-size:10px;letter-spacing:.1em;color:var(--mute);margin-top:2px}
.cartline__p{font-family:var(--mono);font-size:11px;color:var(--mute);margin-top:4px}
.freenote{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;color:var(--mute);
  padding:0 0 12px;
}
.freenote b{color:var(--ink);font-weight:500}
.freenote.is-on{color:var(--cyan-2)}
.qty{display:flex;align-items:center;gap:9px;font-family:var(--mono);font-size:13px}
.qty button{width:22px;height:22px;border:1px solid var(--line);display:grid;place-items:center;font-size:13px;line-height:1;transition:.2s}
.qty button:hover{border-color:var(--ink)}
.qty b{min-width:14px;text-align:center;font-weight:500}
.cartempty{padding:34px 20px;text-align:center;color:var(--mute);font-size:12.5px;line-height:2}
.sum{display:flex;justify-content:space-between;font-family:var(--mono);font-size:12px;color:var(--dim);padding:3px 0;letter-spacing:.02em}
.sum--total{
  color:var(--ink);font-size:15px;padding-top:12px;margin-top:8px;
  border-top:1px solid var(--line);letter-spacing:-.02em;
}
.checkout{
  width:100%;background:var(--cyan);color:#fff;padding:14px;
  font-size:12px;letter-spacing:.2em;margin-top:16px;transition:opacity .3s;
}
.checkout:hover:not(:disabled){opacity:.84}
.checkout:disabled{opacity:.22;cursor:not-allowed}

/* ---------- drawer ---------- */
.scrim{
  position:fixed;inset:0;z-index:90;background:rgba(10,47,61,.34);
  -webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);
  opacity:0;pointer-events:none;transition:opacity .45s var(--ease);
}
.scrim.is-on{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:100;
  width:min(440px,100vw);background:var(--paper);border-left:1px solid var(--ink);
  display:flex;flex-direction:column;
  transform:translateX(101%);transition:transform .55s var(--ease);
}
.drawer.is-on{transform:none}
.drawer__h{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--line)}
.drawer__h h3{font-family:var(--serif);font-size:21px;font-weight:600}
.drawer__h em{font-style:normal;font-family:var(--mono);font-size:10.5px;color:var(--mute);letter-spacing:.14em;margin-left:10px}
.drawer__b{flex:1;overflow:auto;padding:4px 24px 8px}
.drawer__f{padding:18px 24px 22px;border-top:1px solid var(--line)}
.iconbtn{width:34px;height:34px;display:grid;place-items:center;border:1px solid var(--line);transition:.3s}
.iconbtn:hover{border-color:var(--ink);background:var(--ink);color:var(--paper)}

/* ---------- modal ---------- */
.modal{
  position:fixed;inset:0;z-index:120;display:grid;place-items:center;padding:20px;
  background:rgba(10,47,61,.34);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);
  opacity:0;pointer-events:none;transition:opacity .4s var(--ease);
}
.modal.is-on{opacity:1;pointer-events:auto}
.modal__card{
  width:min(520px,100%);max-height:90vh;overflow:auto;background:var(--paper);
  border:1px solid var(--ink);padding:clamp(24px,4vw,38px);
  transform:translateY(16px) scale(.99);transition:transform .5s var(--ease);
}
.modal.is-on .modal__card{transform:none}
.modal__h{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:26px}
.modal__h h3{font-family:var(--serif);font-size:24px;font-weight:600;line-height:1.25}
.field{margin-bottom:18px}
.field label{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--mute);margin-bottom:8px}
.field input,.field textarea{
  width:100%;border:1px solid var(--line);background:#fff;padding:11px 13px;
  outline:none;font-size:14px;transition:border-color .3s;font-family:var(--sans);resize:vertical;
}
.field input:focus,.field textarea:focus{border-color:var(--ink)}
.pays{display:flex;gap:8px;flex-wrap:wrap}
.pays button{padding:9px 14px;border:1px solid var(--line);font-size:12.5px;letter-spacing:.06em;transition:.25s}
.pays button.is-on{border-color:var(--cyan);background:var(--cyan);color:#fff}
.success{text-align:center;padding:14px 0 4px}
.success__mark{
  width:64px;height:64px;border:1px solid var(--ink);border-radius:50%;
  display:grid;place-items:center;margin:0 auto 22px;font-size:26px;
  animation:pop .6s var(--ease);
}
@keyframes pop{from{transform:scale(.6);opacity:0}to{transform:scale(1);opacity:1}}
.success h3{font-family:var(--serif);font-size:26px;font-weight:600;margin-bottom:10px}
.success p{color:var(--mute);font-size:13.5px;line-height:1.9}

/* ---------- toast ---------- */
.toast{
  position:fixed;left:50%;bottom:32px;z-index:200;
  background:var(--ink);color:var(--paper);
  padding:11px 20px;font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;
  transform:translate(-50%,14px);opacity:0;pointer-events:none;
  transition:.42s var(--ease);max-width:min(90vw,420px);text-align:center;
}
.toast.is-on{opacity:1;transform:translate(-50%,0)}

/* ---------- mobile bar (store page) ---------- */
.mbar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:var(--ink);color:var(--paper);
  display:none;align-items:center;gap:14px;padding:12px 16px;
}
.mbar__l{flex:1;min-width:0}
.mbar__l b{display:block;font-family:var(--mono);font-size:15px;letter-spacing:-.02em;line-height:1.35}
.mbar__l span{font-size:11px;color:rgba(207,238,248,.7);font-family:var(--mono);letter-spacing:.06em}
.mbar__btn{background:var(--paper);color:var(--ink);padding:11px 20px;font-size:12px;letter-spacing:.16em;white-space:nowrap}
.mbar__btn:disabled{opacity:.4}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .pdp{grid-template-columns:minmax(0,1fr) minmax(0,.92fr);gap:clamp(22px,3vw,40px)}
  .drawer__f{padding-bottom:22px}
}
@media (max-width:960px){
  .grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot__in{grid-template-columns:1fr 1fr;gap:28px}
  .nav__links{display:none}
  .pdp{grid-template-columns:minmax(0,1fr)}
  .pdp__info{position:static}
  .pdp__media{aspect-ratio:1/1}
  .mbar{display:flex}
  body.has-mbar{padding-bottom:76px}
}
@media (max-width:760px){
  .steps{grid-template-columns:minmax(0,1fr)}
  .hero__ghost{display:none}
  .others .grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:620px){
  .grid{grid-template-columns:minmax(0,1fr)}
  .others .grid{grid-template-columns:minmax(0,1fr)}
  .nav__in{height:62px;gap:12px}
  .loc{display:none}
  .foot__in{grid-template-columns:1fr}
  .listing__head{align-items:flex-start}
  .hero__meta{gap:22px}
  .buy{flex-direction:column;gap:10px}
  .qty--lg{justify-content:space-between;border:1px solid var(--line);padding:0 4px}
  .qty--lg button{width:40px;height:50px;border:0}
  .buybtn{height:50px}
  .detail div{grid-template-columns:76px minmax(0,1fr);gap:12px}
  .pdp__price b{font-size:26px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001s!important;transition-duration:.001s!important}
  html{scroll-behavior:auto}
}

/* ---------- 售罄 ---------- */
.card.is-sold .card__media img{opacity:.5;filter:grayscale(1);transition:none}
.card.is-sold:hover{transform:none}
.card__sold{
  position:absolute;right:14px;top:14px;padding:5px 10px;
  background:var(--ink);color:var(--paper);
  font-family:var(--mono);font-size:9.5px;letter-spacing:.16em;
}
.card.is-sold .card__go{color:var(--mute)}

.pdp__stock{
  display:flex;align-items:center;gap:8px;
  margin:-6px 0 20px;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;color:var(--dim);
}
.pdp__stock i{width:5px;height:5px;background:var(--ink);border-radius:50%;flex:none}
.pdp__stock.is-low{color:var(--ink)}
.pdp__stock.is-off{color:var(--mute)}
.pdp__stock .dot-off{background:var(--mute)}
.buybtn.is-off,.mbar__r button.is-off{
  background:var(--paper-2);color:var(--mute);border:1px solid var(--line);
  cursor:not-allowed;
}
/* ---------- 收款码 ---------- */
.paybox{margin-top:16px;margin-bottom:20px}
.payqr{
  display:flex;gap:18px;align-items:center;
  border:1px solid var(--line);background:var(--paper);padding:14px;
}
.payqr img{
  width:132px;height:132px;object-fit:contain;background:#fff;
  border:1px solid var(--line);flex:none;
}
.payqr__m{display:flex;flex-direction:column;gap:6px;min-width:0}
.payqr__m b{font-size:13px;letter-spacing:.02em}
.payqr__m span{font-family:var(--mono);font-size:10.5px;letter-spacing:.06em;color:var(--dim)}
.payqr__m em{font-style:normal;font-size:11px;line-height:1.7;color:var(--mute)}
.payqr--empty{
  display:block;border-style:dashed;color:var(--mute);
  font-size:12px;line-height:1.8;padding:18px 16px;
}
@media (max-width:520px){
  .payqr{flex-direction:column;align-items:flex-start;gap:12px}
  .payqr img{width:100%;height:auto;max-width:180px}
}

.card.is-off{opacity:.55}
.card.is-off .card__media{filter:grayscale(1)}
.card.is-off .card__sold{background:var(--dim)}

/* ---------- 付款截图 ---------- */
.proofbox{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:4px}
.proofpick{padding:9px 14px;border:1px solid var(--line);background:#fff;color:var(--ink);
  font-size:12px;letter-spacing:.08em;cursor:pointer}
.proofpick:hover{border-color:var(--cyan);color:var(--cyan-2)}
.proofhint{font-size:11.5px;color:var(--mute);letter-spacing:.06em}
.proofthumb{width:56px;height:56px;object-fit:cover;border:1px solid var(--line)}
.proofthumb[hidden]{display:none}

/* ---------- logo ---------- */
.brand--logo{align-items:center;gap:9px}
.brand--logo .brand__mark{width:24px;height:24px;display:block;flex:none}
@media (max-width:620px){.brand--logo .brand__mark{width:21px;height:21px}}

/* soft-corners */
.card{border-radius:16px;overflow:hidden}
.card__media{border-radius:16px 16px 0 0}
.card:hover{box-shadow:0 18px 40px -24px rgba(10,47,61,.35)}
.pdp__media{border-radius:18px}
.specopt,.btn,.buybtn,.payqr,.proofthumb{border-radius:10px}
.specopt b{border-radius:6px}

.detail.detail--empty{display:none}

/* two-images */
.up--pair{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:10px 0 4px}
.up--pair .up__slot{display:flex;flex-direction:column;gap:8px}
.up--pair .up__thumb{width:100%;height:88px}
.up--pair .up__act{display:flex;flex-wrap:wrap;gap:6px}
.up--pair .up__act .mini{flex:1 1 46%;min-width:0;padding:6px 4px;font-size:11px;letter-spacing:0}
.up--pair .up__hint{grid-column:1 / -1;margin:0}
/* two-images-stack: removed (carousel now) */

/* card-carousel */
.card__imgs{position:absolute;inset:0}
.card__imgs img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  opacity:0;transition:opacity .9s var(--ease)}
.card__imgs img.is-on{opacity:1}
.card__media{position:relative}
@media (prefers-reduced-motion: reduce){.card__imgs img{transition:none}}

/* 图片说明 */
.pdp__gallery{min-width:0}
.pdp__gallery .pdp__media{margin:0}
.pdp__photo-note{
  margin:10px 0 0;font-family:var(--mono);font-size:10.5px;
  letter-spacing:.06em;color:var(--mute);
}
@media (max-width:960px){.pdp__photo-note{margin:8px 0 18px}}

/* 清空购物车 */
.drawer__tools{display:flex;align-items:center;gap:14px}
.drawer__clear{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;color:var(--mute);
  background:none;border:0;padding:6px 2px;cursor:pointer;transition:color .2s;
}
.drawer__clear:hover{color:var(--cyan-2)}

/* 站内确认弹窗 */
.ask-scrim{
  position:fixed;inset:0;z-index:300;display:flex;align-items:center;justify-content:center;
  padding:24px;background:rgba(10,47,61,.42);backdrop-filter:blur(6px);
  opacity:0;pointer-events:none;transition:opacity .25s var(--ease);
}
.ask-scrim.is-on{opacity:1;pointer-events:auto}
.ask{
  width:min(400px,100%);background:var(--paper);border:1px solid var(--line);
  border-radius:16px;padding:26px 26px 22px;text-align:left;
  box-shadow:0 34px 70px -34px rgba(10,47,61,.5);
  transform:translateY(10px) scale(.985);transition:transform .3s var(--ease);
}
.ask-scrim.is-on .ask{transform:none}
.ask__t{
  font-family:var(--serif);font-weight:600;font-size:19px;line-height:1.4;
  margin:0 0 10px;color:var(--ink);letter-spacing:.01em;
}
.ask__p{margin:0 0 22px;font-size:13px;line-height:1.85;color:var(--dim)}
.ask__f{display:flex;gap:10px;justify-content:flex-end}
.ask__f button{
  min-width:96px;padding:11px 16px;font-size:12px;letter-spacing:.14em;
  border:1px solid var(--line);background:#fff;color:var(--dim);
  transition:background .2s,color .2s,border-color .2s;
}
.ask__f button:focus-visible{outline:2px solid var(--ink);outline-offset:2px}
.ask__f .ask__cancel:hover{background:var(--paper-2)}
.ask__f .ask__ok{background:var(--cyan);border-color:var(--cyan);color:#fff}
.ask__f .ask__ok:hover{background:var(--cyan-2);border-color:var(--cyan-2)}
.ask__f .ask__ok.is-danger{background:#b3272d;border-color:#b3272d}
.ask__f .ask__ok.is-danger:hover{background:#992026;border-color:#992026}
.ask__f .ask__ok.is-danger:focus-visible{outline-color:#b3272d}
@media (max-width:520px){
  .ask{padding:22px 18px 18px}
  .ask__f{flex-direction:column-reverse}
  .ask__f button{width:100%}
}

/* 立即购买 */
.buynow{
  display:block;width:100%;margin-top:10px;height:50px;
  background:#fff;color:var(--ink);border:1px solid var(--ink);border-radius:10px;
  font-size:12.5px;letter-spacing:.16em;cursor:pointer;transition:background .25s,color .25s;
}
.buynow:hover:not(:disabled){background:var(--ink);color:var(--paper)}
.buynow:disabled{opacity:.35;cursor:not-allowed}
@media (max-width:620px){.buynow{height:46px}}

/* ---------- 我的订单 ---------- */
.hist{max-width:960px;margin:0 auto;padding:0 var(--pad)}
.hist__head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;padding:clamp(30px,5vw,54px) 0 22px;border-bottom:1px solid var(--line)}
.hist__head h1{font-family:var(--serif);font-weight:600;font-size:clamp(24px,3.4vw,34px);letter-spacing:-.01em}
.hist__head span{font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;color:var(--mute)}
.ord{border-bottom:1px solid var(--line);padding:22px 0}
.ord__top{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:14px}
.ord__no{font-family:var(--mono);font-size:12px;letter-spacing:.06em}
.ord__time{font-family:var(--mono);font-size:10.5px;color:var(--mute);letter-spacing:.08em}
.ord__st{margin-left:auto;font-size:11px;letter-spacing:.1em;padding:4px 10px;border:1px solid var(--line);color:var(--dim)}
.ord__st.is-wait{background:var(--ink);border-color:var(--ink);color:var(--paper)}
.ord__st.is-done{color:var(--mute)}
.ord__items{display:flex;flex-direction:column;gap:10px}
.ord__it{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--dim)}
.ord__it img,.ord__it .ph{width:44px;height:44px;flex:none;border-radius:6px;background:var(--paper-2);object-fit:cover;border:1px solid var(--line)}
.ord__it b{font-weight:500;color:var(--ink)}
.ord__it em{font-style:normal;color:var(--mute);font-size:12px}
.ord__it .qty{margin-left:auto;font-family:var(--mono);font-size:11px;color:var(--mute)}
.ord__foot{display:flex;align-items:center;gap:14px;margin-top:14px;font-size:12.5px;color:var(--mute);flex-wrap:wrap}
.ord__foot b{font-family:var(--mono);font-size:14px;color:var(--ink)}
.ord__foot .pay{margin-left:auto;font-family:var(--mono);font-size:11px;letter-spacing:.06em}
.hist__empty{padding:clamp(60px,10vw,110px) 0;text-align:center;color:var(--mute)}
.hist__empty b{display:block;font-family:var(--serif);font-size:21px;color:var(--ink);margin-bottom:10px}
.hist__empty a{color:var(--cyan-2);border-bottom:1px solid currentColor}

/* my-orders tabs */
.hist__tabs{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 26px;padding-top:4px;border-top:1px solid var(--line);padding-top:18px}
.hist__tab{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--dim);font-size:12.5px;letter-spacing:.04em;cursor:pointer;transition:all .25s var(--ease)}
.hist__tab em{font-family:var(--mono);font-style:normal;font-size:10.5px;color:var(--mute)}
.hist__tab:hover{border-color:var(--cyan);color:var(--ink)}
.hist__tab.is-on{background:var(--ink);border-color:var(--ink);color:var(--paper)}
.hist__tab.is-on em{color:var(--cyan-soft)}
.ord__st.is-pay{background:#fff6e0;border:1px solid #e8c47a;color:#8a6212}

/* ---------- 登录 / 注册 ---------- */
.nav__acct{font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--dim);padding:6px 2px;transition:color .25s}
.nav__acct:hover{color:var(--cyan-2)}
.auth{padding:clamp(48px,9vw,96px) var(--pad) clamp(60px,9vw,110px)}
.auth__card{max-width:440px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:16px;padding:clamp(26px,4vw,38px)}
.auth__head{margin-bottom:26px}
.auth__head h1{font-family:var(--serif);font-size:clamp(26px,3.4vw,34px);line-height:1.2;margin:6px 0 10px}
.auth__sub{font-size:13px;line-height:1.8;color:var(--mute)}
.auth .field{margin-bottom:16px}
.auth .field label{display:block;font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;color:var(--mute);margin-bottom:7px}
.auth .field input{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;background:var(--paper);font-size:13.5px;color:var(--ink);font-family:inherit}
.auth .field input:focus{outline:none;border-color:var(--cyan);background:#fff}
.auth__submit{width:100%;height:48px;margin-top:8px;border-radius:10px;font-size:13px;letter-spacing:.14em}
.auth__msg{min-height:18px;margin-top:12px;font-size:12.5px;color:var(--mute)}
.auth__msg.is-bad{color:#b3272d}
.auth__foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;margin-top:22px;padding-top:18px;border-top:1px solid var(--line)}
.auth__switch{background:none;border:0;padding:0;font-size:12.5px;color:var(--dim);cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.auth__switch:hover{color:var(--cyan-2)}
.auth__link{font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;color:var(--mute)}
.auth__link:hover{color:var(--cyan-2)}
.hist__who{background:none;border:0;padding:0;font-family:var(--mono);font-size:10.5px;letter-spacing:.06em;color:var(--mute);cursor:pointer}
.hist__who:hover{color:var(--cyan-2)}
@media (max-width:620px){.auth__card{border-radius:14px}}

.hist__empty a.btn{color:#fff;text-decoration:none}
.hist__empty a.btn:hover{color:#fff}

.success__hint{margin-top:14px;padding:10px 14px;border:1px dashed var(--line);border-radius:10px;font-size:12px;color:var(--mute);line-height:1.7}

/* 未登录时导航按钮更醒目 */
.nav__acct{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:999px;
  border:1px solid var(--line);font-family:var(--mono);font-size:11px;letter-spacing:.08em;
  color:var(--ink);text-decoration:none;transition:all .25s var(--ease)}
.nav__acct.is-out{background:var(--cyan);border-color:var(--cyan);color:#fff;font-weight:600;
  box-shadow:0 2px 10px rgba(18,164,198,.28)}
.nav__acct.is-out:hover{background:var(--cyan-2);border-color:var(--cyan-2);color:#fff}
.nav__acct.is-in{border-color:transparent;background:transparent;color:var(--dim)}
.nav__acct.is-in:hover{color:var(--cyan-2)}
@media (max-width:620px){.nav__acct{padding:6px 11px;font-size:10px}}

/* 密码可见切换 */
.field--pass{position:relative}
.field--pass input{padding-right:46px}
.passEye{position:absolute;right:8px;bottom:8px;width:32px;height:32px;display:inline-flex;
  align-items:center;justify-content:center;border:0;background:transparent;color:var(--mute);
  cursor:pointer;border-radius:8px;transition:color .2s,background .2s}
.passEye:hover{color:var(--cyan-2);background:var(--paper-2)}
.passEye.is-on{color:var(--cyan-2)}

.auth__foot{display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;justify-content:space-between}
.auth__switch--minor{order:3;flex-basis:100%;text-align:left;color:var(--mute);font-size:11.5px;text-align:left;margin-top:2px}
.auth__switch--minor:hover{color:var(--cyan-2)}

/* 商品图轮播 */
.pdp__imgs{position:absolute;inset:0;overflow:hidden;background:#fff}
.pdp__slide{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;background:var(--paper-2);
  opacity:0;transition:opacity .85s var(--ease);pointer-events:none}
.pdp__slide.is-on{opacity:1}
.pdp__dots{position:absolute;left:0;right:0;bottom:14px;display:flex;flex-wrap:wrap;gap:7px;justify-content:center;z-index:2;padding:0 14px}
.pdp__dot{width:26px;height:3px;border:0;padding:0;border-radius:2px;background:rgba(10,47,61,.25);
  box-shadow:0 0 0 1px rgba(10,47,61,.10);cursor:pointer;transition:background .3s,width .3s}
.pdp__dot.is-on{background:var(--cyan);width:38px}
@media (prefers-reduced-motion: reduce){.pdp__slide{transition:none}}

/* 详情页缩略图条 */
.pdp__thumbs{display:flex;gap:10px;margin-top:14px;overflow-x:auto;padding-bottom:4px;scrollbar-width:thin}
.pdp__thumb{flex:0 0 auto;width:64px;height:64px;padding:0;border:1px solid var(--line);border-radius:10px;
  background:#fff;overflow:hidden;cursor:pointer;opacity:.62;transition:opacity .25s,border-color .25s,transform .25s}
.pdp__thumb img{width:100%;height:100%;object-fit:cover;display:block}
.pdp__thumb{background:#f4fafd}
.pdp__thumb:hover{opacity:1;transform:translateY(-1px)}
.pdp__thumb.is-on{opacity:1;border-color:var(--cyan);box-shadow:0 0 0 1px var(--cyan) inset}
@media (max-width:620px){.pdp__thumb{width:54px;height:54px}}

/* 有缩略图条后，圆点不再显示 */
.pdp__dots{display:none}

.pdp__media{overflow:hidden}

/* 套餐卡片 */
.card--bundle .card__no{background:var(--cyan);color:#fff;border-color:var(--cyan);letter-spacing:.02em}
.card--bundle .card__price{color:var(--cyan-2)}

/* 套餐详情 */
.pdp__single{width:100%;height:100%;object-fit:contain;display:block}
.pdp__save{margin-left:10px;font-family:var(--mono);font-size:11px;color:var(--mute)}
.pdp__stock{margin-top:6px;font-family:var(--mono);font-size:11px;color:var(--dim)}
.pdp__stock.is-out{color:#b3272d}
.bs__list{margin:26px 0 0;border-top:1px solid var(--line)}
.bs__list-h{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;color:var(--mute);padding:12px 0 6px}
.bs__row{display:grid;grid-template-columns:1fr auto auto;gap:14px;align-items:baseline;padding:10px 0;border-bottom:1px solid var(--line);font-size:12.5px;color:var(--dim)}
.bs__row em{font-style:normal;font-family:var(--mono);font-size:11px;color:var(--mute)}
.bs__row b{font-weight:500;color:var(--ink)}
.bs__row--sum{border-bottom:0;color:var(--ink)}
.buynow{margin-top:10px;width:100%;height:48px;border:1px solid var(--line);background:#fff;border-radius:10px;font-size:12.5px;letter-spacing:.12em;cursor:pointer;transition:all .25s}
.buynow:hover{border-color:var(--cyan);color:var(--cyan-2)}
.buynow[disabled]{opacity:.4;cursor:not-allowed}

/* 套餐卡片底部一行 */
.card__foot{margin-top:auto;padding-top:13px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:11.5px;color:var(--dim)}
.card__foot>span:first-child{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* 套餐里「顾客可选规格」 */
.bs__pick{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 0;border-top:1px dashed var(--line)}
.bs__pick-l{font-size:12.5px;color:var(--dim);letter-spacing:.02em}
.bs__opts{display:flex;flex-wrap:wrap;gap:8px}
.bs__opt{padding:5px 12px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:12px;color:var(--ink);cursor:pointer;transition:all .2s}
.bs__opt:hover{border-color:var(--cyan)}
.bs__opt.is-on{background:var(--cyan);border-color:var(--cyan);color:#fff}

/* 上传的图片按原比例完整显示（不裁切） */
.pdp__media > img.pdp__single{object-fit:contain;background:var(--paper-2)}
.card--bundle .card__media img{object-fit:contain;background:var(--paper-2)}
.card--bundle:hover .card__media img{transform:none}

/* 手机端不要下拉刷新 / 回弹，避免滑动时整页被拽回去 */
html, body{overscroll-behavior-y:none}
.pdp__thumbs{overscroll-behavior-x:contain}