/* ============================================================
   OBSIDIAN HORIZON — storefront (light) design system
   ============================================================ */
:root{
  --bg:#ffffff;
  --bg-2:#f5f5f5;
  --ink:#000000;
  --ink-2:#333333;
  --muted:#7f7f7f;
  --line:#e6e6e6;
  --line-2:#f0f0f0;
  --sale:#bb0000;
  --accent:#ee5500;
  --btn:#000000;
  --nav-h:52px;
  --bar-h:34px;
  --maxw:1440px;
  --ease:cubic-bezier(.22,1,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  background:var(--bg);color:var(--ink);
  font-family:"Helvetica Neue",Helvetica,Arial,"PingFang SC","Microsoft YaHei",sans-serif;
  font-weight:400;line-height:1.5;font-size:13px;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
::selection{background:var(--ink);color:#fff}
.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(16px,3vw,40px)}
.upper{text-transform:uppercase;letter-spacing:.12em}
.center{text-align:center}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}

/* ---------------- ANNOUNCEMENT BAR ---------------- */
.announce{background:#111;color:#f2f2f2;height:var(--bar-h);display:flex;align-items:center;justify-content:center;position:relative;font-size:12px;letter-spacing:.08em}
.announce .txt{padding:0 40px;text-align:center}
.announce .close{position:absolute;right:14px;top:50%;transform:translateY(-50%);color:#bbb;font-size:15px;line-height:1;padding:6px}
.announce.hide{display:none}

/* ---------------- HEADER ---------------- */
.head{position:sticky;top:0;z-index:60;background:var(--bg);border-bottom:1px solid var(--line)}
.head-inner{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;height:64px;gap:16px}
.head .logo{grid-column:2;justify-self:center;font-weight:700;font-size:19px;letter-spacing:.16em;white-space:nowrap}
.head .logo .u{color:var(--muted)}
.head .util{grid-column:3;justify-self:end;display:flex;align-items:center;gap:18px}
.head .util .ic{display:grid;place-items:center;width:24px;height:24px;color:var(--ink);position:relative}
.head .util .ic:hover{opacity:.6}
.head .util .ic svg{width:20px;height:20px}
.cart-count{position:absolute;top:-6px;right:-8px;min-width:16px;height:16px;padding:0 4px;background:var(--ink);color:#fff;border-radius:9px;font-size:10px;line-height:16px;text-align:center;font-weight:600}
.selector{display:flex;align-items:center;gap:5px;font-size:12px;letter-spacing:.04em;color:var(--ink-2);cursor:pointer;white-space:nowrap;position:relative}
.selector svg{width:11px;height:11px;opacity:.6}
.selector select{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%}
.head .burger{grid-column:1;justify-self:start;display:none;flex-direction:column;gap:4px;width:26px;height:22px;justify-content:center}
.head .burger span{height:1.6px;background:var(--ink);transition:transform .35s var(--ease),opacity .3s}
.head .burger.open span:nth-child(1){transform:translateY(5.6px) rotate(45deg)}
.head .burger.open span:nth-child(2){opacity:0}
.head .burger.open span:nth-child(3){transform:translateY(-5.6px) rotate(-45deg)}
.head .m-cart{grid-column:3;justify-self:end;display:none}

/* ---------------- NAV BAR ---------------- */
.navbar{background:var(--bg);border-bottom:1px solid var(--line);position:sticky;top:64px;z-index:55}
.navbar ul{display:flex;justify-content:center;align-items:center;gap:38px;height:var(--nav-h);list-style:none}
.navbar a,.navbar .drop>span{display:inline-flex;align-items:center;gap:5px;font-size:12.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink);height:var(--nav-h);cursor:pointer;position:relative}
.navbar a:hover,.navbar .drop:hover>span{color:var(--muted)}
.navbar a::after{content:"";position:absolute;left:0;right:0;bottom:14px;height:1px;background:var(--ink);transform:scaleX(0);transition:transform .3s var(--ease)}
.navbar a:hover::after{transform:scaleX(1)}
.navbar .drop{position:relative}
.navbar .drop>span svg{width:10px;height:10px;opacity:.6}
.navbar .menu{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(6px);background:var(--bg);border:1px solid var(--line);min-width:190px;padding:8px 0;opacity:0;visibility:hidden;transition:opacity .25s,transform .25s var(--ease);box-shadow:0 12px 40px rgba(0,0,0,.08);z-index:5}
.navbar .drop:hover .menu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.navbar .menu a{display:block;height:auto;padding:9px 20px;font-size:12px;letter-spacing:.08em;white-space:nowrap}
.navbar .menu a::after{display:none}
.navbar .menu a:hover{background:var(--bg-2);color:var(--ink)}
/* mega panel (grouped, wider) */
.navbar .menu.mega{min-width:340px;padding:0}
.mega-inner{padding:18px 22px}
.mega-all{display:block!important;padding:10px 0 12px!important;margin-bottom:6px;border-bottom:1px solid var(--line);font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:600}
.mega-cols{display:grid;grid-template-columns:1fr 1fr;gap:2px 28px}
.mega-cols.one{grid-template-columns:1fr}
.mega-cols a{display:block!important;padding:8px 0!important;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2)}
.mega-cols a:hover{color:var(--ink);background:transparent!important}

/* mobile drawer nav */
.mnav{position:fixed;inset:0;z-index:80;background:var(--bg);transform:translateX(-100%);transition:transform .4s var(--ease);display:flex;flex-direction:column;overflow-y:auto}
.mnav.open{transform:none}
.mnav .top{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--line)}
.mnav .top .logo{font-weight:700;letter-spacing:.14em;font-size:15px}
.mnav .top .x{font-size:24px;line-height:1}
.mnav a{padding:16px 22px;border-bottom:1px solid var(--line-2);font-size:15px;letter-spacing:.06em;text-transform:uppercase;display:flex;justify-content:space-between;align-items:center}
.mnav .sub{font-size:12px;color:var(--muted);padding:12px 22px 6px;letter-spacing:.14em;text-transform:uppercase}

/* ---------------- BUTTONS ---------------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-size:13px;letter-spacing:.1em;text-transform:uppercase;padding:15px 28px;border:1px solid var(--ink);transition:background .25s,color .25s,opacity .25s;font-weight:500}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#000}
.btn-dark:disabled{background:#bdbdbd;border-color:#bdbdbd;cursor:not-allowed}
.btn-line{background:transparent;color:var(--ink)}
.btn-line:hover{background:var(--ink);color:#fff}
.btn svg{width:15px;height:15px}
.btn-block{display:flex;width:100%}

/* ---------------- SECTION HEADING ---------------- */
.sec{padding-block:clamp(48px,6vw,84px)}
.sec-title{text-align:center;font-size:15px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;margin-bottom:clamp(28px,4vw,48px)}
.sec-title small{display:block;font-weight:400;font-size:12px;letter-spacing:.1em;color:var(--muted);margin-top:8px;text-transform:none}

/* ---------------- PRODUCT GRID / CARD ---------------- */
.pgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(10px,1.6vw,26px)}
.pcard{display:block;text-align:center}
.pcard .ph{position:relative;aspect-ratio:3/4;overflow:hidden;background:var(--bg-2);margin-bottom:14px}
.pcard .ph img{width:100%;height:100%;object-fit:cover;transition:opacity .5s var(--ease)}
.pcard .ph img.alt{position:absolute;inset:0;opacity:0}
.pcard:hover .ph img.alt{opacity:1}
.pcard .flag{position:absolute;top:0;z-index:2;font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;padding:5px 9px;font-weight:500}
.pcard .flag.left{left:0;background:#2a2a2a;color:#fff}
.pcard .flag.off{right:0;background:var(--sale);color:#fff}
.pcard .brand{font-size:11px;letter-spacing:.14em;color:var(--muted);text-transform:uppercase}
.pcard .nm{font-size:12px;font-weight:400;margin:4px 0 6px;letter-spacing:.04em;line-height:1.45;padding-inline:6px;text-transform:uppercase}
.pcard:hover .nm{text-decoration:underline;text-underline-offset:3px}
.pcard .price{font-size:13.5px;letter-spacing:.02em;display:inflex;display:flex;gap:8px;justify-content:center;align-items:baseline}
.pcard .price .was{color:var(--muted);text-decoration:line-through;font-size:12px}
.pcard .price .now{color:var(--ink)}
.pcard .price .now.sale{color:var(--sale)}
.pcard .price .inquire{color:var(--ink);letter-spacing:.1em;text-transform:uppercase;font-size:12px}

/* ---------------- FOOTER ---------------- */
footer{background:var(--bg);border-top:1px solid var(--line);margin-top:20px}
.foot-grid{display:grid;grid-template-columns:1fr 1fr 1.6fr;gap:clamp(28px,5vw,70px);padding-block:clamp(44px,6vw,72px)}
.foot-col h4{font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;margin-bottom:18px}
.foot-col a{display:block;color:var(--ink-2);font-size:13px;padding:5px 0;transition:color .2s}
.foot-col a:hover{color:var(--ink)}
.news p{color:var(--ink-2);font-size:13px;max-width:42ch;margin-bottom:16px}
.news .row{display:flex;max-width:420px;border:1px solid var(--line)}
.news .row input{flex:1;border:0;padding:13px 14px;font-size:13px;background:transparent;outline:none}
.news .row button{background:var(--ink);color:#fff;padding:0 22px;font-size:12px;letter-spacing:.1em;text-transform:uppercase}
.news .social{display:flex;gap:16px;margin-top:22px}
.news .social a{color:var(--ink-2)}.news .social a:hover{color:var(--ink)}
.news .social svg{width:18px;height:18px}
.foot-bar{border-top:1px solid var(--line);padding-block:22px;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.foot-bar .cp{color:var(--muted);font-size:12px;letter-spacing:.04em}
.pay{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.pay span{font-size:9px;font-weight:700;letter-spacing:.03em;color:#666;border:1px solid var(--line);border-radius:3px;padding:4px 7px;background:var(--bg-2)}

/* ---------------- CART DRAWER ---------------- */
.cart-mask{position:fixed;inset:0;background:rgba(0,0,0,.35);opacity:0;visibility:hidden;transition:opacity .3s;z-index:90}
.cart-mask.open{opacity:1;visibility:visible}
.cart-drawer{position:fixed;top:0;right:0;bottom:0;width:min(420px,92vw);background:var(--bg);z-index:95;transform:translateX(100%);transition:transform .4s var(--ease);display:flex;flex-direction:column}
.cart-drawer.open{transform:none}
.cart-drawer .ch{display:flex;justify-content:space-between;align-items:center;padding:20px;border-bottom:1px solid var(--line)}
.cart-drawer .ch h3{font-size:13px;font-weight:600;letter-spacing:.16em;text-transform:uppercase}
.cart-drawer .ch .x{font-size:22px;line-height:1}
.cart-items{flex:1;overflow-y:auto;padding:8px 20px}
.cart-empty{text-align:center;color:var(--muted);padding:60px 0;font-size:13px;letter-spacing:.1em;text-transform:uppercase}
.citem{display:grid;grid-template-columns:64px 1fr auto;gap:14px;padding:18px 0;border-bottom:1px solid var(--line-2)}
.citem img{width:64px;height:82px;object-fit:cover;background:var(--bg-2)}
.citem .nm{font-size:13px;font-weight:500;line-height:1.4}
.citem .sub{font-size:12px;color:var(--muted);margin-top:3px}
.citem .qty{display:inline-flex;align-items:center;border:1px solid var(--line);margin-top:10px}
.citem .qty button{width:26px;height:26px;font-size:14px}
.citem .qty span{width:30px;text-align:center;font-size:12px}
.citem .rt{text-align:right;display:flex;flex-direction:column;justify-content:space-between}
.citem .pr{font-size:13px}
.citem .rm{font-size:11px;color:var(--muted);text-decoration:underline;text-underline-offset:2px}
.citem .rm:hover{color:var(--sale)}
.cart-foot{border-top:1px solid var(--line);padding:20px}
.cart-foot .sum{display:flex;justify-content:space-between;font-size:14px;margin-bottom:6px}
.cart-foot .sum.total{font-weight:600;font-size:15px}
.cart-foot .note{color:var(--muted);font-size:12px;margin:8px 0 16px}

/* ---------------- SHARED SUBPAGE BITS ---------------- */
.crumb{display:flex;gap:8px;align-items:center;font-size:12px;color:var(--muted);letter-spacing:.04em;padding-block:18px}
.crumb a:hover{color:var(--ink)}
.crumb .sep{opacity:.6}
.loading,.empty{text-align:center;color:var(--muted);padding:70px 0;font-size:12px;letter-spacing:.14em;text-transform:uppercase}

/* ---------------- REVEAL ---------------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------------- RESPONSIVE ---------------- */
@media (max-width:1024px){ .pgrid{grid-template-columns:repeat(3,1fr)} }
@media (max-width:860px){
  .navbar{display:none}
  .head-inner{grid-template-columns:1fr auto 1fr;height:56px}
  .head .util{display:none}
  .head .burger{display:flex}
  .head .m-cart{display:grid;place-items:center;width:24px;height:24px;position:relative}
  .head .m-cart svg{width:20px;height:20px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .news{grid-column:1/-1}
}
@media (max-width:560px){
  .pgrid{grid-template-columns:repeat(2,1fr);gap:12px}
  .foot-grid{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition-duration:.01ms!important}
  .reveal{opacity:1;transform:none}
}

/* ==================== SEARCH OVERLAY ==================== */
.search-overlay{position:fixed;inset:0;z-index:120;background:rgba(20,20,20,.4);backdrop-filter:blur(3px);opacity:0;pointer-events:none;transition:opacity .25s}
.search-overlay.open{opacity:1;pointer-events:auto}
.search-box{max-width:680px;margin:0 auto;background:var(--bg);border-radius:0 0 6px 6px;box-shadow:0 20px 60px rgba(0,0,0,.25);transform:translateY(-14px);transition:transform .28s cubic-bezier(.16,1,.3,1)}
.search-overlay.open .search-box{transform:translateY(0)}
.search-bar{display:flex;align-items:center;gap:12px;padding:18px 22px;border-bottom:1px solid var(--line)}
.search-bar svg{width:20px;height:20px;color:var(--muted);flex:none}
.search-bar input{flex:1;border:none;outline:none;font-size:16px;background:transparent;color:var(--ink);padding:0}
.search-x{border:none;background:transparent;font-size:24px;line-height:1;color:var(--muted);cursor:pointer;padding:0 4px}
.search-x:hover{color:var(--ink)}
.search-results{max-height:60vh;overflow-y:auto}
.search-item{display:grid;grid-template-columns:52px 1fr auto;gap:14px;align-items:center;padding:12px 22px;border-bottom:1px solid var(--line-2);transition:background .15s}
.search-item:hover{background:var(--bg-2)}
.search-item img{width:52px;height:64px;object-fit:cover;background:var(--bg-2)}
.search-item .si-nm{font-weight:500;font-size:14px}
.search-item .si-sub{color:var(--muted);font-size:12px;margin-top:3px}
.search-item .si-price{font-weight:600;font-size:14px}
.search-empty{padding:38px 22px;text-align:center;color:var(--muted);font-size:14px;letter-spacing:.04em}
.search-more{display:block;padding:15px 22px;text-align:center;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink);font-weight:600;background:var(--bg-2)}
.search-more:hover{background:var(--line)}
@media (max-width:860px){.search-box{border-radius:0}.search-results{max-height:70vh}}

/* ==================== ACCOUNT / CHECKOUT ==================== */
.auth-wrap{max-width:440px;margin:0 auto;padding-block:clamp(30px,6vw,70px)}
.auth-wrap h1{font-size:clamp(1.4rem,3vw,2rem);font-weight:700;letter-spacing:.06em;text-transform:uppercase;text-align:center;margin-bottom:8px}
.auth-sub{text-align:center;color:var(--muted);font-size:13px;margin-bottom:30px}
.auth-tabs{display:flex;gap:0;border:1px solid var(--line);margin-bottom:24px}
.auth-tabs button{flex:1;padding:13px;font-size:13px;letter-spacing:.08em;text-transform:uppercase;background:var(--bg);color:var(--muted);border:none;cursor:pointer}
.auth-tabs button.on{background:var(--ink);color:#fff}
.form-field{margin-bottom:16px}
.form-field label{display:block;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:7px}
.form-field input,.form-field textarea{width:100%;border:1px solid var(--line);padding:12px 14px;font-size:14px;font-family:inherit;color:var(--ink);background:var(--bg)}
.form-field input:focus,.form-field textarea:focus{outline:none;border-color:var(--ink)}
.form-field textarea{min-height:80px;resize:vertical}
.form-err{color:var(--sale);font-size:13px;min-height:1.2em;margin-bottom:8px}
.form-link{text-align:center;margin-top:16px;font-size:13px}
.form-link a{color:var(--ink);text-decoration:underline;text-underline-offset:2px;cursor:pointer}
.acct-head{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;border-bottom:1px solid var(--line);padding-bottom:20px;margin-bottom:26px}
.acct-head .who{font-size:15px}
.acct-head .who b{font-weight:600}
.acct-head .who .em{color:var(--muted);font-size:13px}
.order-card{border:1px solid var(--line);padding:18px 20px;margin-bottom:14px}
.order-card .oc-top{display:flex;justify-content:space-between;align-items:baseline;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.order-card .oc-no{font-weight:600;letter-spacing:.03em}
.order-card .oc-date{color:var(--muted);font-size:12px}
.order-card .oc-items{color:var(--ink-2);font-size:13px;line-height:1.7}
.order-card .oc-foot{display:flex;justify-content:space-between;align-items:center;margin-top:12px;padding-top:12px;border-top:1px solid var(--line-2)}
.ostatus{font-size:11px;letter-spacing:.08em;text-transform:uppercase;padding:4px 10px;border:1px solid var(--line)}
.ostatus.new{color:#b7902f;border-color:rgba(183,144,47,.5)}
.ostatus.confirmed{color:#2f6bb7;border-color:rgba(47,107,183,.5)}
.ostatus.shipped{color:#7a4fb7;border-color:rgba(122,79,183,.5)}
.ostatus.done{color:#3a8a3a;border-color:rgba(58,138,58,.5)}
.ostatus.cancelled{color:var(--muted)}
.checkout-grid{display:grid;grid-template-columns:1.3fr .8fr;gap:clamp(28px,4vw,56px);align-items:start}
.co-summary{border:1px solid var(--line);padding:24px;position:sticky;top:100px}
.co-summary h3{font-size:13px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;margin-bottom:18px}
.co-row{display:grid;grid-template-columns:44px 1fr auto;gap:12px;align-items:center;padding:10px 0;border-bottom:1px solid var(--line-2);font-size:13px}
.co-row img{width:44px;height:54px;object-fit:cover;background:var(--bg-2)}
.co-row .cq{color:var(--muted)}
.co-total{display:flex;justify-content:space-between;font-size:16px;font-weight:600;margin-top:16px;padding-top:14px;border-top:1px solid var(--line)}
.co-success{max-width:520px;margin:0 auto;text-align:center;padding-block:clamp(40px,8vw,90px)}
.co-success .big{font-size:clamp(1.4rem,3vw,2rem);font-weight:700;letter-spacing:.04em;margin-bottom:14px}
.co-success .ono{font-size:15px;margin:18px 0;padding:14px;background:var(--bg-2);letter-spacing:.04em}
.co-success .ono b{font-weight:600}
@media (max-width:860px){.checkout-grid{grid-template-columns:1fr}.co-summary{position:static}}

.btn-sm{padding:9px 16px;font-size:11px}

.navbar a.on{font-weight:600}
.navbar a.on::after{transform:scaleX(1)}