/* ============================================================
   Trademesh — design tokens
   Chart slots follow the validated categorical palette.
   ============================================================ */
:root {
  color-scheme: light;
  --surface-1:#fcfcfb;          /* cards / chart surface */
  --surface-2:#ffffff;
  --plane:#f4f4f1;              /* page plane */
  --plane-2:#eceae4;
  --text-1:#0b0b0b;
  --text-2:#52514e;
  --muted:#898781;
  --grid:#e1e0d9;
  --line:#c3c2b7;
  --border:rgba(11,11,11,.10);
  --border-strong:rgba(11,11,11,.18);
  --brand:#2a78d6;
  --brand-ink:#184f95;
  --brand-wash:#eaf2fd;
  --accent:#eb6834;
  --accent-wash:#fdeee7;
  --good:#0ca30c; --warning:#fab219; --serious:#ec835a; --critical:#d03b3b;
  --good-text:#006300;
  --s1:#2a78d6; --s2:#eb6834; --s3:#1baf7a; --s4:#eda100;
  --s5:#e87ba4; --s6:#008300; --s7:#4a3aa7; --s8:#e34948;
  --seq-100:#cde2fb; --seq-250:#86b6ef; --seq-400:#3987e5; --seq-550:#1c5cab; --seq-700:#0d366b;
  --radius:12px; --radius-sm:8px; --radius-lg:18px;
  --shadow-1:0 1px 2px rgba(11,11,11,.06), 0 1px 3px rgba(11,11,11,.04);
  --shadow-2:0 4px 16px rgba(11,11,11,.08), 0 1px 3px rgba(11,11,11,.05);
  --shadow-3:0 18px 48px rgba(11,11,11,.16);
  --font:system-ui,-apple-system,"Segoe UI",sans-serif;
  --header-h:118px;
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --surface-1:#1a1a19; --surface-2:#202020;
  --plane:#0d0d0d; --plane-2:#161615;
  --text-1:#ffffff; --text-2:#c3c2b7; --muted:#898781;
  --grid:#2c2c2a; --line:#383835;
  --border:rgba(255,255,255,.10); --border-strong:rgba(255,255,255,.20);
  --brand:#3987e5; --brand-ink:#86b6ef; --brand-wash:#132436;
  --accent:#d95926; --accent-wash:#2b1a12;
  --good-text:#0ca30c;
  --s1:#3987e5; --s2:#d95926; --s3:#199e70; --s4:#c98500;
  --s5:#d55181; --s6:#008300; --s7:#9085e9; --s8:#e66767;
  --shadow-1:0 1px 2px rgba(0,0,0,.5);
  --shadow-2:0 4px 16px rgba(0,0,0,.55);
  --shadow-3:0 18px 48px rgba(0,0,0,.65);
}
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:var(--font); background:var(--plane); color:var(--text-1);
  font-size:15px; line-height:1.5; -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:-.015em}
h1{font-size:28px} h2{font-size:21px} h3{font-size:17px} h4{font-size:15px}
p{margin:0 0 10px}
[hidden]{display:none !important}
.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:12px;top:12px;z-index:200;background:var(--brand);color:#fff;padding:10px 14px;border-radius:8px}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
::selection{background:var(--brand);color:#fff}

/* layout ---------------------------------------------------- */
.wrap{width:min(1280px,100% - 32px);margin-inline:auto}
.wrap-narrow{width:min(920px,100% - 32px);margin-inline:auto}
main{min-height:60vh;padding-block:22px 56px}
.row{display:flex;gap:12px;align-items:center}
.row-between{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.col{display:flex;flex-direction:column;gap:12px}
.grow{flex:1}
.wrap-gap{flex-wrap:wrap}
.mt{margin-top:16px}.mt-lg{margin-top:28px}.mb{margin-bottom:16px}
.center{text-align:center}
.muted{color:var(--muted)}
.dim{color:var(--text-2)}
.small{font-size:13px}
.tiny{font-size:12px}
.mono{font-variant-numeric:tabular-nums}
.nowrap{white-space:nowrap}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:12px;margin:34px 0 14px}
.section-head p{margin:2px 0 0;color:var(--text-2);font-size:13.5px}
.divider{height:1px;background:var(--border);margin:18px 0}

/* header ---------------------------------------------------- */
#site-header{position:sticky;top:0;z-index:60;background:var(--surface-2);border-bottom:1px solid var(--border);box-shadow:var(--shadow-1)}
.topbar{background:var(--plane-2);border-bottom:1px solid var(--border);font-size:12.5px;color:var(--text-2)}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:12px;height:34px}
.topbar a{color:var(--text-2);cursor:pointer}
.topbar a:hover{color:var(--brand)}
.headmain{display:flex;align-items:center;gap:16px;height:64px}
.logo{display:flex;align-items:center;gap:9px;font-weight:700;font-size:19px;letter-spacing:-.03em;flex:none}
.logo-mark{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--brand),var(--s7));display:grid;place-items:center;color:#fff;font-size:15px;font-weight:800}
.logo small{display:block;font-size:10px;font-weight:600;color:var(--muted);letter-spacing:.08em;text-transform:uppercase;line-height:1}
.searchbar{flex:1;display:flex;align-items:center;gap:0;background:var(--plane);border:1.5px solid var(--border-strong);border-radius:11px;padding:2px 2px 2px 4px;max-width:720px}
.searchbar:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-wash)}
.searchbar select{border:0;background:transparent;padding:8px 6px;font-size:13px;color:var(--text-2);max-width:150px;cursor:pointer;outline:none;width:auto}
.searchbar .sep{width:1px;height:20px;background:var(--border-strong)}
.searchbar input{flex:1;border:0;background:transparent;padding:10px 12px;outline:none;font-size:14px;min-width:60px;box-shadow:none}
.searchbar input:focus{box-shadow:none;border:0}
.searchbar button{border:0;background:var(--brand);color:#fff;padding:9px 16px;border-radius:9px;font-weight:600;cursor:pointer;font-size:14px}
.searchbar button:hover{background:var(--brand-ink)}
.head-actions{display:flex;align-items:center;gap:6px;flex:none}
.icon-btn{position:relative;display:flex;flex-direction:column;align-items:center;gap:2px;background:none;border:0;padding:6px 10px;border-radius:9px;cursor:pointer;font-size:11px;color:var(--text-2)}
.icon-btn .glyph{font-size:17px;line-height:1}
.icon-btn:hover{background:var(--plane);color:var(--text-1)}
.icon-btn .count{position:absolute;top:0;right:4px;background:var(--accent);color:#fff;border-radius:10px;min-width:17px;height:17px;font-size:10.5px;font-weight:700;display:grid;place-items:center;padding:0 4px}
.navbar{display:flex;align-items:center;gap:4px;height:44px;border-top:1px solid var(--border);font-size:13.5px;overflow-x:auto;scrollbar-width:none}
.navbar::-webkit-scrollbar{display:none}
.navbar a{padding:7px 11px;border-radius:8px;color:var(--text-2);white-space:nowrap;font-weight:500;cursor:pointer}
.navbar a:hover{background:var(--plane);color:var(--text-1)}
.navbar a.active{color:var(--brand);background:var(--brand-wash);font-weight:600}
.mode-toggle{display:inline-flex;background:var(--plane);border:1px solid var(--border-strong);border-radius:9px;padding:2px;gap:2px}
.mode-toggle button{border:0;background:transparent;padding:5px 11px;border-radius:7px;font-size:12px;font-weight:700;cursor:pointer;color:var(--text-2);letter-spacing:.02em}
.mode-toggle button[aria-pressed="true"]{background:var(--surface-2);color:var(--brand);box-shadow:var(--shadow-1)}
.mode-toggle button[aria-pressed="true"][data-mode="b2b"]{color:var(--accent)}

/* mega menu */
.mega{position:absolute;left:0;right:0;top:100%;background:var(--surface-2);border-bottom:1px solid var(--border);box-shadow:var(--shadow-2);padding:18px 0 22px;z-index:70}
.mega-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:6px 24px}
.mega h4{font-size:13.5px;margin-bottom:4px;display:flex;gap:7px;align-items:center}
.mega ul{list-style:none;margin:0 0 14px;padding:0}
.mega li a{display:block;padding:3px 0;font-size:13px;color:var(--text-2)}
.mega li a:hover{color:var(--brand)}

/* buttons ---------------------------------------------------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid transparent;background:var(--brand);color:#fff;padding:9px 16px;border-radius:9px;font-weight:600;font-size:14px;cursor:pointer;transition:background .12s,border-color .12s,transform .06s;white-space:nowrap}
.btn:hover{background:var(--brand-ink)}
.btn:active{transform:translateY(1px)}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.btn-outline{background:transparent;color:var(--text-1);border-color:var(--border-strong)}
.btn-outline:hover{background:var(--plane);border-color:var(--line)}
.btn-ghost{background:transparent;color:var(--text-2);border-color:transparent}
.btn-ghost:hover{background:var(--plane);color:var(--text-1)}
.btn-accent{background:var(--accent)}
.btn-accent:hover{background:#c94d1f}
.btn-danger{background:var(--critical)}
.btn-danger:hover{background:#a72e2e}
.btn-sm{padding:6px 11px;font-size:12.5px;border-radius:8px}
.btn-lg{padding:12px 22px;font-size:15px;border-radius:11px}
.btn-block{width:100%}
.linky{color:var(--brand);font-weight:600;cursor:pointer;background:none;border:0;padding:0;font-size:inherit}
.linky:hover{text-decoration:underline}

/* cards & surfaces ------------------------------------------- */
.card{background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-1)}
.card-pad{padding:16px}
.panel{background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;box-shadow:var(--shadow-1)}
.panel-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.panel-head h3{font-size:15.5px}

/* badges ------------------------------------------------------ */
.badge{display:inline-flex;align-items:center;gap:4px;padding:2.5px 8px;border-radius:999px;font-size:11.5px;font-weight:700;letter-spacing:.01em;background:var(--plane-2);color:var(--text-2);border:1px solid var(--border);white-space:nowrap}
.badge-b2b{background:var(--accent-wash);color:#a1451d;border-color:transparent}
.badge-b2c{background:var(--brand-wash);color:var(--brand-ink);border-color:transparent}
.badge-verified{background:rgba(12,163,12,.12);color:var(--good-text);border-color:transparent}
.badge-good{background:rgba(12,163,12,.13);color:var(--good-text);border-color:transparent}
.badge-warn{background:rgba(250,178,25,.18);color:#8a5c00;border-color:transparent}
.badge-serious{background:rgba(236,131,90,.18);color:#a1451d;border-color:transparent}
.badge-crit{background:rgba(208,59,59,.13);color:var(--critical);border-color:transparent}
.badge-info{background:var(--brand-wash);color:var(--brand-ink);border-color:transparent}
.badge-neutral{background:var(--plane-2);color:var(--text-2)}
:root[data-theme="dark"] .badge-warn{color:#fab219}
:root[data-theme="dark"] .badge-serious,:root[data-theme="dark"] .badge-b2b{color:#ec835a}

/* forms ------------------------------------------------------- */
label.field{display:block;margin-bottom:12px}
label.field > span, .field-label{display:block;font-size:12.5px;font-weight:600;color:var(--text-2);margin-bottom:5px}
.input,input[type=text],input[type=email],input[type=number],input[type=search],input[type=date],input[type=password],input[type=tel],select,textarea{
  width:100%;padding:9px 11px;background:var(--surface-2);border:1.5px solid var(--border-strong);
  border-radius:9px;outline:none;font-size:14px;transition:border-color .12s,box-shadow .12s}
select{cursor:pointer}
textarea{min-height:92px;resize:vertical}
.input:focus,input:focus,select:focus,textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-wash)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}
.form-grid .full{grid-column:1/-1}
.check{display:flex;gap:9px;align-items:flex-start;font-size:13.5px;cursor:pointer;padding:5px 0}
.check input{width:16px;height:16px;margin:2px 0 0;accent-color:var(--brand);flex:none}
.hint{font-size:12px;color:var(--muted);margin-top:4px}
.err{font-size:12px;color:var(--critical);margin-top:4px;font-weight:600}
fieldset{border:0;margin:0;padding:0}

/* product grid ------------------------------------------------ */
.grid-products{display:grid;grid-template-columns:repeat(auto-fill,minmax(212px,1fr));gap:16px}
.pcard{background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .15s,transform .15s,border-color .15s;position:relative}
.pcard:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);border-color:var(--border-strong)}
.pcard .thumb{aspect-ratio:1/1;display:grid;place-items:center;font-size:52px;position:relative;cursor:pointer}
.pcard .body{padding:11px 12px 13px;display:flex;flex-direction:column;gap:5px;flex:1}
.pcard .name{font-size:13.5px;font-weight:600;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.7em;cursor:pointer}
.pcard .name:hover{color:var(--brand)}
.pcard .vend{font-size:11.5px;color:var(--muted);display:flex;align-items:center;gap:4px}
.pcard .vend a:hover{color:var(--brand)}
.pcard .price{font-size:16px;font-weight:700;letter-spacing:-.02em}
.pcard .price s{font-size:12px;font-weight:400;color:var(--muted);margin-left:5px}
.pcard .foot{margin-top:auto;padding-top:8px;display:flex;gap:6px;align-items:center}
.thumb-flags{position:absolute;top:8px;left:8px;display:flex;gap:4px;flex-wrap:wrap;max-width:calc(100% - 16px)}
.wish{position:absolute;top:8px;right:8px;width:28px;height:28px;border-radius:50%;background:rgba(252,252,251,.9);border:1px solid var(--border);display:grid;place-items:center;cursor:pointer;font-size:13px;line-height:1;z-index:2}
:root[data-theme="dark"] .wish{background:rgba(26,26,25,.85)}
.wish[aria-pressed="true"]{color:var(--critical)}

/* stars ------------------------------------------------------- */
.stars{display:inline-flex;align-items:center;gap:3px;font-size:12px;white-space:nowrap}
.stars .glyphs{color:#eda100;letter-spacing:1px;font-size:12.5px}
.stars b{font-weight:700}

/* catalog layout ---------------------------------------------- */
.catalog{display:grid;grid-template-columns:248px 1fr;gap:22px;align-items:start}
.filters{position:sticky;top:calc(var(--header-h) + 12px);max-height:calc(100vh - var(--header-h) - 30px);overflow:auto}
.filter-group{border-bottom:1px solid var(--border);padding:14px 0}
.filter-group:last-child{border-bottom:0}
.filter-group h4{font-size:12.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:9px}
.chips{display:flex;gap:7px;flex-wrap:wrap}
.chip{border:1px solid var(--border-strong);background:var(--surface-2);border-radius:999px;padding:5px 11px;font-size:12.5px;cursor:pointer;color:var(--text-2)}
.chip:hover{border-color:var(--line)}
.chip[aria-pressed="true"],.chip.active{background:var(--brand-wash);border-color:var(--brand);color:var(--brand-ink);font-weight:600}
.toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.toolbar select{width:auto;padding:7px 10px;font-size:13px}

/* product detail ---------------------------------------------- */
.pdp{display:grid;grid-template-columns:minmax(0,400px) minmax(0,1fr) 330px;gap:26px;align-items:start}
.gallery-main{aspect-ratio:1/1;border-radius:var(--radius-lg);display:grid;place-items:center;font-size:120px;border:1px solid var(--border)}
.gallery-strip{display:flex;gap:9px;margin-top:10px;flex-wrap:wrap}
.gallery-strip button{width:62px;height:62px;border-radius:10px;border:2px solid var(--border);display:grid;place-items:center;font-size:26px;cursor:pointer;background:var(--plane)}
.gallery-strip button[aria-pressed="true"]{border-color:var(--brand)}
.tier-table{width:100%;border-collapse:separate;border-spacing:0;font-size:13.5px}
.tier-table th{text-align:left;font-size:11.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);padding:6px 10px;border-bottom:1px solid var(--border)}
.tier-table td{padding:9px 10px;border-bottom:1px solid var(--grid)}
.tier-table tr:last-child td{border-bottom:0}
.tier-table tr.on td{background:var(--brand-wash)}
.tier-table .p{font-weight:700;font-variant-numeric:tabular-nums}
.buybox{position:sticky;top:calc(var(--header-h) + 12px)}
.qty{display:inline-flex;align-items:center;border:1.5px solid var(--border-strong);border-radius:9px;overflow:hidden;background:var(--surface-2)}
.qty button{width:34px;height:36px;border:0;background:transparent;cursor:pointer;font-size:16px;color:var(--text-2)}
.qty button:hover{background:var(--plane)}
.qty input{width:70px;border:0;text-align:center;padding:8px 0;font-variant-numeric:tabular-nums;background:transparent;border-radius:0}
.qty input:focus{box-shadow:none;border:0}
.spec-list{display:grid;grid-template-columns:auto 1fr;gap:0;font-size:13.5px;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.spec-list dt{padding:9px 12px;background:var(--plane-2);color:var(--text-2);font-weight:600;font-size:12.5px;border-bottom:1px solid var(--border)}
.spec-list dd{padding:9px 12px;margin:0;border-bottom:1px solid var(--border)}
.tabs{display:flex;gap:2px;border-bottom:1px solid var(--border);margin-bottom:16px;overflow-x:auto;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tabs button{border:0;background:none;padding:10px 14px;font-size:13.5px;font-weight:600;color:var(--text-2);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;white-space:nowrap}
.tabs button:hover{color:var(--text-1)}
.tabs button[aria-selected="true"]{color:var(--brand);border-bottom-color:var(--brand)}

/* vendor ------------------------------------------------------ */
.store-banner{border-radius:var(--radius-lg);padding:26px;color:#fff;position:relative;overflow:hidden;box-shadow:var(--shadow-1)}
.store-banner .inner{display:flex;gap:18px;align-items:center;flex-wrap:wrap;position:relative;z-index:2}
.store-logo{width:84px;height:84px;border-radius:18px;display:grid;place-items:center;font-size:36px;background:rgba(255,255,255,.92);color:#111;flex:none;box-shadow:var(--shadow-2)}
.store-banner h1{font-size:25px}
.store-stats{display:flex;gap:22px;flex-wrap:wrap;margin-top:8px;font-size:12.5px;opacity:.95}
.store-stats b{display:block;font-size:16px;font-variant-numeric:tabular-nums}
.vcard{display:flex;gap:13px;padding:15px;align-items:flex-start}
.vcard .vlogo{width:52px;height:52px;border-radius:13px;display:grid;place-items:center;font-size:24px;flex:none}

/* tables ------------------------------------------------------ */
.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface-1)}
table.data{width:100%;border-collapse:collapse;font-size:13.5px;min-width:620px}
table.data th{text-align:left;padding:10px 13px;font-size:11.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);background:var(--plane-2);border-bottom:1px solid var(--border);white-space:nowrap;font-weight:700}
table.data td{padding:11px 13px;border-bottom:1px solid var(--grid);vertical-align:middle}
table.data tbody tr:last-child td{border-bottom:0}
table.data tbody tr:hover{background:var(--plane)}
table.data td.num,table.data th.num{text-align:right;font-variant-numeric:tabular-nums}
.tsub{font-size:11.5px;color:var(--muted)}

/* dashboard --------------------------------------------------- */
.dash{display:grid;grid-template-columns:224px 1fr;gap:22px;align-items:start}
.side-nav{padding:9px;position:sticky;top:calc(var(--header-h) + 12px)}
.side-nav a{display:flex;align-items:center;gap:9px;padding:8px 11px;border-radius:9px;font-size:13.5px;color:var(--text-2);font-weight:500;cursor:pointer}
.side-nav a:hover{background:var(--plane);color:var(--text-1)}
.side-nav a.active{background:var(--brand-wash);color:var(--brand-ink);font-weight:650}
.side-nav .grp{font-size:10.5px;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);padding:12px 11px 5px;font-weight:700}
.stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(178px,1fr));gap:14px}
.stat{background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius);padding:14px 15px}
.stat .lab{font-size:12px;color:var(--text-2);font-weight:600;display:flex;align-items:center;gap:6px}
.stat .val{font-size:25px;font-weight:700;letter-spacing:-.02em;margin-top:5px}
.stat .delta{font-size:12px;font-weight:600;margin-top:3px;display:flex;align-items:center;gap:4px}
.delta.up{color:var(--good-text)} .delta.down{color:var(--critical)}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}

/* charts ------------------------------------------------------ */
.chart-figure{background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius);padding:15px 16px 12px;margin:0}
.chart-title{font-size:14px;font-weight:650}
.chart-sub{font-size:12px;color:var(--text-2);margin-top:1px}
.chart-legend{display:flex;flex-wrap:wrap;gap:6px 14px;margin-top:10px;font-size:12px;color:var(--text-2)}
.chart-legend span{display:inline-flex;align-items:center;gap:6px}
.swatch{width:10px;height:10px;border-radius:3px;flex:none}
.chart-svg{width:100%;height:auto;display:block;overflow:visible}
.chart-svg text{font-family:var(--font)}
.tick{font-size:10.5px;fill:var(--muted)}
.gridline{stroke:var(--grid);stroke-width:1}
.axisline{stroke:var(--line);stroke-width:1}
.hoverable{cursor:pointer}
.hoverable:hover{opacity:.82}
.chart-tip{position:fixed;z-index:120;pointer-events:none;background:var(--surface-2);border:1px solid var(--border-strong);border-radius:9px;padding:8px 10px;font-size:12.5px;box-shadow:var(--shadow-3);min-width:130px}
.chart-tip .t{font-weight:700;margin-bottom:3px}
.chart-tip .r{display:flex;justify-content:space-between;gap:14px;font-variant-numeric:tabular-nums}
.chart-table{margin-top:10px}
.chart-table summary{font-size:12px;color:var(--text-2);cursor:pointer}

/* cart & checkout ---------------------------------------------- */
.cart-layout{display:grid;grid-template-columns:1fr 340px;gap:22px;align-items:start}
.summary{position:sticky;top:calc(var(--header-h) + 12px)}
.sum-row{display:flex;justify-content:space-between;gap:12px;padding:6px 0;font-size:13.5px}
.sum-row.total{border-top:1px solid var(--border);margin-top:8px;padding-top:11px;font-size:17px;font-weight:700}
.vendor-group{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;margin-bottom:14px;background:var(--surface-1)}
.vendor-group > header{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 14px;background:var(--plane-2);border-bottom:1px solid var(--border);font-size:13.5px;flex-wrap:wrap}
.cart-item{display:grid;grid-template-columns:78px 1fr auto;gap:13px;padding:14px;border-bottom:1px solid var(--grid);align-items:start}
.cart-item:last-child{border-bottom:0}
.cart-item .ithumb{width:78px;height:78px;border-radius:10px;display:grid;place-items:center;font-size:32px}
.steps{display:flex;gap:6px;align-items:center;margin-bottom:22px;flex-wrap:wrap}
.steps .step{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);font-weight:600}
.steps .step .n{width:24px;height:24px;border-radius:50%;border:1.5px solid var(--line);display:grid;place-items:center;font-size:12px}
.steps .step.on{color:var(--brand)} .steps .step.on .n{border-color:var(--brand);background:var(--brand);color:#fff}
.steps .step.done{color:var(--good-text)} .steps .step.done .n{border-color:var(--good-text);background:var(--good-text);color:#fff}
.steps .bar{flex:1;height:1.5px;background:var(--border);min-width:18px}
.pay-option{display:flex;gap:11px;align-items:flex-start;border:1.5px solid var(--border-strong);border-radius:11px;padding:13px;cursor:pointer;margin-bottom:10px}
.pay-option:hover{border-color:var(--line)}
.pay-option.on{border-color:var(--brand);background:var(--brand-wash)}
.pay-option input{width:16px;height:16px;margin-top:3px;accent-color:var(--brand);flex:none}

/* timeline ----------------------------------------------------- */
.timeline{list-style:none;margin:0;padding:0 0 0 22px;position:relative}
.timeline::before{content:"";position:absolute;left:5px;top:6px;bottom:8px;width:2px;background:var(--grid)}
.timeline li{position:relative;padding:0 0 16px}
.timeline li::before{content:"";position:absolute;left:-22px;top:5px;width:12px;height:12px;border-radius:50%;background:var(--surface-1);border:2px solid var(--line)}
.timeline li.done::before{background:var(--good);border-color:var(--good)}
.timeline li.cur::before{background:var(--brand);border-color:var(--brand);box-shadow:0 0 0 4px var(--brand-wash)}
.timeline .when{font-size:12px;color:var(--muted)}

/* reviews ------------------------------------------------------ */
.rev{border-bottom:1px solid var(--grid);padding:15px 0}
.rev:last-child{border-bottom:0}
.rev-head{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font-size:13px;font-weight:700;color:#fff;flex:none}
.rating-bar{display:flex;align-items:center;gap:9px;font-size:12px}
.rating-bar .track{flex:1;height:7px;border-radius:4px;background:var(--plane-2);overflow:hidden;min-width:60px}
.rating-bar .fill{height:100%;background:#eda100;border-radius:4px}
.reply-box{margin-top:10px;margin-left:44px;padding:11px 13px;background:var(--plane-2);border-radius:10px;border-left:3px solid var(--brand);font-size:13px}
.star-pick{display:inline-flex;gap:3px;font-size:24px;color:var(--line);cursor:pointer}
.star-pick span{cursor:pointer}
.star-pick span.on{color:#eda100}

/* modal & toast ------------------------------------------------ */
.modal-backdrop{position:fixed;inset:0;background:rgba(9,9,9,.5);z-index:150;display:grid;place-items:center;padding:20px;overflow:auto}
.modal{background:var(--surface-1);border-radius:var(--radius-lg);box-shadow:var(--shadow-3);width:min(620px,100%);max-height:90vh;overflow:auto;border:1px solid var(--border)}
.modal.wide{width:min(880px,100%)}
.modal-head{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 20px;border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--surface-1);z-index:2}
.modal-body{padding:20px}
.modal-foot{padding:14px 20px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:9px;flex-wrap:wrap;position:sticky;bottom:0;background:var(--surface-1)}
.x-btn{border:0;background:var(--plane-2);width:30px;height:30px;border-radius:8px;cursor:pointer;font-size:15px;line-height:1;color:var(--text-2)}
.x-btn:hover{background:var(--plane);color:var(--text-1)}
#toast-root{position:fixed;right:18px;bottom:18px;z-index:200;display:flex;flex-direction:column;gap:9px;align-items:flex-end}
.toast{background:var(--surface-1);border:1px solid var(--border-strong);border-left:4px solid var(--brand);border-radius:11px;padding:11px 15px;box-shadow:var(--shadow-3);font-size:13.5px;max-width:340px;animation:slidein .18s ease-out}
.toast.good{border-left-color:var(--good)} .toast.bad{border-left-color:var(--critical)} .toast.warn{border-left-color:var(--warning)}
.toast b{display:block;margin-bottom:1px}
@keyframes slidein{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* hero & home -------------------------------------------------- */
.hero{border-radius:var(--radius-lg);padding:38px 34px;background:linear-gradient(120deg,#132c4e 0%,#1d4a85 48%,#2a78d6 100%);color:#fff;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-70px;top:-70px;width:340px;height:340px;border-radius:50%;background:radial-gradient(circle,rgba(235,104,52,.45),transparent 65%)}
.hero h1{font-size:34px;max-width:17ch;letter-spacing:-.03em;position:relative;z-index:2}
.hero p{max-width:52ch;opacity:.92;margin-top:10px;font-size:15px;position:relative;z-index:2}
.hero .cta{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap;position:relative;z-index:2}
.hero .btn-outline{color:#fff;border-color:rgba(255,255,255,.5)}
.hero .btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff}
.hero-stats{display:flex;gap:30px;margin-top:26px;flex-wrap:wrap;position:relative;z-index:2}
.hero-stats b{display:block;font-size:22px;letter-spacing:-.02em}
.hero-stats span{font-size:12px;opacity:.82}
.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(148px,1fr));gap:12px}
.cat-tile{background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius);padding:16px 13px;text-align:center;transition:transform .14s,box-shadow .14s,border-color .14s;cursor:pointer;display:block}
.cat-tile:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:var(--brand)}
.cat-tile .ico{font-size:29px}
.cat-tile .nm{font-size:13px;font-weight:600;margin-top:7px}
.cat-tile .ct{font-size:11.5px;color:var(--muted)}
.strip{display:flex;gap:14px;overflow-x:auto;padding-bottom:6px;scroll-snap-type:x mandatory}
.strip > *{scroll-snap-align:start;flex:0 0 250px}
.value-props{display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));gap:14px}
.vp{display:flex;gap:12px;align-items:flex-start;padding:15px;background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius)}
.vp .ico{font-size:22px;line-height:1.2}
.vp b{font-size:13.5px} .vp p{font-size:12.5px;color:var(--text-2);margin:3px 0 0}

/* empty / misc -------------------------------------------------- */
.empty{text-align:center;padding:52px 20px;color:var(--text-2)}
.empty .ico{font-size:44px;margin-bottom:10px}
.empty h3{margin-bottom:6px}
.breadcrumbs{font-size:12.5px;color:var(--muted);margin-bottom:14px;display:flex;gap:6px;flex-wrap:wrap}
.breadcrumbs a{cursor:pointer}
.breadcrumbs a:hover{color:var(--brand)}
.kbd{font-size:11px;padding:1px 5px;border:1px solid var(--border-strong);border-bottom-width:2px;border-radius:5px;background:var(--plane-2);font-family:ui-monospace,monospace}
.callout{border:1px solid var(--border);border-left:3px solid var(--brand);background:var(--brand-wash);border-radius:10px;padding:12px 14px;font-size:13px}
.callout.warn{border-left-color:var(--warning);background:rgba(250,178,25,.10)}
.callout.accent{border-left-color:var(--accent);background:var(--accent-wash)}
.progress{height:7px;background:var(--plane-2);border-radius:5px;overflow:hidden}
.progress > i{display:block;height:100%;background:var(--brand);border-radius:5px}
.pager{display:flex;gap:6px;justify-content:center;margin-top:24px;flex-wrap:wrap}
.pager button{min-width:34px;height:34px;border-radius:8px;border:1px solid var(--border-strong);background:var(--surface-2);cursor:pointer;font-size:13px}
.pager button[aria-current="true"]{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:700}
.pager button[disabled]{opacity:.4;cursor:not-allowed}

/* footer -------------------------------------------------------- */
#site-footer{background:var(--surface-2);border-top:1px solid var(--border);padding:34px 0 22px;margin-top:40px}
.foot-grid{display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:26px}
.foot-grid h4{font-size:12.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:9px}
.foot-grid ul{list-style:none;margin:0;padding:0;font-size:13px}
.foot-grid li{padding:3px 0;color:var(--text-2);cursor:pointer}
.foot-grid li:hover{color:var(--brand)}
.foot-bottom{border-top:1px solid var(--border);margin-top:24px;padding-top:16px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12.5px;color:var(--muted)}

/* responsive ---------------------------------------------------- */
@media (max-width:1180px){
  .pdp{grid-template-columns:minmax(0,340px) 1fr}
  .buybox{grid-column:1/-1;position:static}
}
@media (max-width:1000px){
  .foot-grid{grid-template-columns:1fr 1fr 1fr}
}
@media (max-width:900px){
  .catalog,.dash,.cart-layout{grid-template-columns:1fr}
  .filters,.side-nav,.summary{position:static;max-height:none}
  .side-nav{display:flex;gap:4px;overflow-x:auto}
  .side-nav .grp{display:none}
  .side-nav a{white-space:nowrap}
  .grid-2,.grid-3{grid-template-columns:1fr}
  .headmain{flex-wrap:wrap;height:auto;padding:10px 0;gap:10px}
  .searchbar{order:3;width:100%;max-width:none}
  :root{--header-h:150px}
}
@media (max-width:620px){
  .wrap,.wrap-narrow{width:calc(100% - 24px)}
  .pdp{grid-template-columns:1fr}
  .hero{padding:26px 20px}.hero h1{font-size:26px}
  .grid-products{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
  .form-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .cart-item{grid-template-columns:60px 1fr}
  .cart-item .ithumb{width:60px;height:60px;font-size:24px}
  h1{font-size:23px}
  .topbar{display:none}
  :root{--header-h:132px}
}
@media print{#site-header,#site-footer,.btn,.side-nav{display:none}}