:root{--bg:#f6f5fb;--card:#fff;--ink:#1c1b29;--muted:#6b6a80;--line:#e8e6f2;--pri:#7c3aed;--pri2:#a855f7;--pri-ink:#fff;--ok:#059669;--warn:#d97706;--bad:#dc2626;--soft:#f1ecff;--shadow:0 1px 2px rgba(28,27,41,.06),0 8px 24px rgba(76,29,149,.07);--r:16px}
html[data-theme=dark]{--bg:#0f0e17;--card:#18172a;--ink:#ecebf7;--muted:#9b9ab5;--line:#2a2840;--soft:#251f45;--shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.35)}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--pri);text-decoration:none}
.app{display:flex;min-height:100vh}
.side{width:244px;flex:none;background:var(--card);border-right:1px solid var(--line);padding:20px 14px;display:flex;flex-direction:column;gap:18px;position:sticky;top:0;height:100vh}
.brand{display:flex;gap:12px;align-items:center;color:var(--ink);font-weight:700;font-size:16px;padding:4px 8px}
.brand small{display:block;font-weight:500;color:var(--muted);font-size:11px}
.logo{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,var(--pri),var(--pri2));color:#fff;display:grid;place-items:center;font-size:22px;box-shadow:0 6px 16px rgba(124,58,237,.35)}
.side nav{display:flex;flex-direction:column;gap:2px;flex:1}
.side nav a{display:flex;gap:12px;align-items:center;padding:10px 12px;border-radius:12px;color:var(--muted);font-weight:500}
.side nav a svg{width:20px;height:20px}
.side nav a:hover{background:var(--soft);color:var(--pri)}
.side nav a.on{background:linear-gradient(135deg,var(--pri),var(--pri2));color:#fff;box-shadow:0 6px 16px rgba(124,58,237,.3)}
.side-foot{display:flex;gap:8px}
.main{flex:1;min-width:0}
.top{display:flex;align-items:center;gap:16px;padding:18px 28px;position:sticky;top:0;z-index:5;background:color-mix(in srgb,var(--bg) 85%,transparent);backdrop-filter:blur(10px)}
.top h1{margin:0;font-size:22px;letter-spacing:-.02em;flex:1}
.burger{display:none;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:6px 12px;font-size:18px;color:var(--ink)}
.gsearch input{width:260px}
.content{padding:4px 28px 60px;max-width:1400px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px;box-shadow:var(--shadow);margin-bottom:18px}
.card h2{margin:0 0 14px;font-size:16px;letter-spacing:-.01em}
.muted{color:var(--muted)} .sm{font-size:13px} .right{text-align:right} .nowrap{white-space:nowrap}
.grid{display:grid;gap:18px}.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.row.sp{justify-content:space-between}
.stat{padding:18px 20px}.stat .k{color:var(--muted);font-size:13px;font-weight:500}.stat .v{font-size:28px;font-weight:700;letter-spacing:-.02em;margin-top:2px}
.stat .v.ok{color:var(--ok)} .stat small{display:block;color:var(--muted);font-size:12px}
input,select,textarea{font:inherit;color:var(--ink);background:var(--card);border:1px solid var(--line);border-radius:12px;padding:9px 12px;outline:none;transition:.15s;max-width:100%}
input:focus,select:focus,textarea:focus{border-color:var(--pri);box-shadow:0 0 0 3px color-mix(in srgb,var(--pri) 20%,transparent)}
label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin:0 0 5px}
.f{display:flex;flex-direction:column;min-width:0}.f input,.f select,.f textarea{width:100%}
.form{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));align-items:end}
.btn{display:inline-flex;align-items:center;gap:6px;border:0;cursor:pointer;font:inherit;font-weight:600;padding:10px 18px;border-radius:12px;background:linear-gradient(135deg,var(--pri),var(--pri2));color:#fff;box-shadow:0 4px 14px rgba(124,58,237,.3);transition:.15s}
.btn:hover{transform:translateY(-1px);filter:brightness(1.06)}
.btn.sec{background:var(--soft);color:var(--pri);box-shadow:none}.btn.ghost{background:transparent;color:var(--muted);box-shadow:none;border:1px solid var(--line)}
.btn.bad{background:var(--bad);box-shadow:none}.btn.ok{background:var(--ok);box-shadow:none}.btn.sm{padding:6px 12px;font-size:13px;border-radius:10px}
.alert{padding:12px 16px;border-radius:12px;margin-bottom:14px;font-weight:500}
.alert.ok{background:#d1fae5;color:#065f46}.alert.err{background:#fee2e2;color:#991b1b}.alert.info{background:var(--soft);color:var(--pri)}
html[data-theme=dark] .alert.ok{background:#064e3b;color:#a7f3d0}html[data-theme=dark] .alert.err{background:#450a0a;color:#fecaca}
table{width:100%;border-collapse:collapse}
th{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
tr:last-child td{border-bottom:0}tbody tr:hover{background:color-mix(in srgb,var(--soft) 50%,transparent)}
.tw{overflow-x:auto}
.chip{display:inline-block;padding:2px 10px;border-radius:99px;font-size:12px;font-weight:600;background:var(--soft);color:var(--pri)}
.chip.ok{background:#d1fae5;color:#065f46}.chip.warn{background:#fef3c7;color:#92400e}.chip.bad{background:#fee2e2;color:#991b1b}
.dot{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:6px}
/* catálogo */
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px;align-items:center}
.filters input[type=search],.filters input[name=q]{flex:1;min-width:200px}
.products{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:18px}
.pc{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;transition:.2s;color:var(--ink)}
.pc:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(76,29,149,.16)}
.pc .im{aspect-ratio:1;background:#fff;position:relative;display:grid;place-items:center}
.pc .im img{width:100%;height:100%;object-fit:contain;padding:10px}
.pc .tag{position:absolute;top:10px;left:10px;font-size:11px;font-weight:700;color:#fff;padding:3px 10px;border-radius:99px}
.pc .promo{position:absolute;top:10px;right:10px;background:var(--bad);color:#fff;font-size:11px;font-weight:700;padding:3px 10px;border-radius:99px}
.pc .stk{position:absolute;bottom:8px;right:8px;background:var(--ok);color:#fff;font-size:11px;font-weight:700;padding:2px 9px;border-radius:99px}
.pc .bd{padding:14px;display:flex;flex-direction:column;gap:6px;flex:1}
.pc .nm{font-weight:600;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pc .cd{font-size:12px;color:var(--muted)}
.pc .pp{display:flex;justify-content:space-between;align-items:baseline;font-size:13px;color:var(--muted)}
.pc .pp s{opacity:.7}
.pc .mine{margin-top:auto;background:var(--soft);border-radius:12px;padding:8px 12px;display:flex;justify-content:space-between;align-items:center}
.pc .mine span{font-size:11px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.pc .mine b{font-size:19px;color:var(--pri);letter-spacing:-.02em}
.pager{display:flex;gap:6px;justify-content:center;margin-top:24px;flex-wrap:wrap}
.pager a,.pager span{padding:7px 13px;border-radius:10px;border:1px solid var(--line);background:var(--card);color:var(--ink);font-weight:600}
.pager span.on{background:var(--pri);color:#fff;border-color:var(--pri)}
/* detalle */
.pd{display:grid;grid-template-columns:minmax(260px,420px) 1fr;gap:24px}
.pd .big{background:#fff;border-radius:var(--r);border:1px solid var(--line);aspect-ratio:1;display:grid;place-items:center}
.pd .big img{width:100%;height:100%;object-fit:contain;padding:16px}
.calc{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin:14px 0}
.calc div{background:var(--soft);border-radius:14px;padding:12px 16px}.calc small{display:block;color:var(--muted);font-size:12px;font-weight:600}.calc b{font-size:22px;letter-spacing:-.02em}
.calc .hl{background:linear-gradient(135deg,var(--pri),var(--pri2));color:#fff}.calc .hl small{color:#ede9fe}
.progress{height:10px;background:var(--soft);border-radius:99px;overflow:hidden}.progress i{display:block;height:100%;background:linear-gradient(90deg,var(--pri),var(--pri2));transition:width .4s}
.drop{border:2px dashed var(--line);border-radius:var(--r);padding:34px;text-align:center;color:var(--muted);transition:.15s;cursor:pointer;display:block}
.drop:hover,.drop.over{border-color:var(--pri);background:var(--soft);color:var(--pri)}
.drop input{display:none}.drop b{display:block;font-size:16px;color:var(--ink)}
.thumb{width:48px;height:48px;object-fit:contain;background:#fff;border-radius:10px;border:1px solid var(--line)}
td input.cell{width:100%;min-width:70px;padding:6px 8px;border-radius:8px}
.sticky-bar{position:sticky;bottom:0;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:12px 16px;box-shadow:var(--shadow);display:flex;gap:12px;align-items:center;flex-wrap:wrap;justify-content:space-between}
.login{min-height:100vh;display:grid;place-items:center;padding:20px;background:radial-gradient(circle at 20% 10%,#c4b5fd55,transparent 40%),radial-gradient(circle at 80% 90%,#f0abfc55,transparent 40%),var(--bg)}
.login .card{width:100%;max-width:380px;padding:32px}.login .logo{margin:0 auto 14px;width:56px;height:56px;font-size:30px}
.login h1{text-align:center;margin:0 0 4px;font-size:22px}.login p{text-align:center;margin:0 0 22px}
.bar{display:flex;align-items:center;gap:10px;margin:6px 0}.bar span{width:90px;font-size:13px;color:var(--muted)}.bar div{flex:1}
@media(max-width:900px){
 .side{position:fixed;left:-260px;z-index:20;transition:.25s;height:100%}.side.open{left:0;box-shadow:0 0 0 100vmax rgba(0,0,0,.4)}
 .burger{display:block}.gsearch{display:none}.top{padding:14px 16px}.content{padding:4px 16px 60px}
 .g2,.g3,.g4{grid-template-columns:1fr 1fr}.pd{grid-template-columns:1fr}
}
@media(max-width:560px){.g2,.g3,.g4{grid-template-columns:1fr}.products{grid-template-columns:repeat(2,1fr);gap:10px}.pc .bd{padding:10px}.pc .mine b{font-size:16px}}