:root{
  --black:#050505;
  --dark:#0c0c0c;
  --panel:#111111;
  --yellow:#ffd400;
  --yellow2:#ffef5a;
  --silver:#f5f7fa;
  --text:#151515;
  --muted:#6b7280;
  --line:#e2e8f0;
  --bg:#f4f5f7;
  --card:#ffffff;
  --green:#16a34a;
  --red:#dc2626;
  --blue:#2563eb;
  --shadow:0 18px 50px rgba(0,0,0,.16);
  --radius:20px;
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at top left, rgba(255,212,0,.16), transparent 34%),
    linear-gradient(180deg,#f7f7f7 0%,#ffffff 55%);
}
a{color:inherit}
header{
  position:sticky;top:0;z-index:50;
  background:linear-gradient(135deg,#000,#141414);
  color:white;
  box-shadow:0 12px 34px rgba(0,0,0,.28);
}
.wrap{max-width:1320px;margin:auto}
.topbar{
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:14px 16px;
}
.header-left{display:flex;align-items:center;gap:12px;min-width:0}
.menu-btn{
  width:48px;height:48px;border-radius:15px;border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.08);color:white;font-size:24px;font-weight:1000;
  display:grid;place-items:center;cursor:pointer;
}
.header-logo{
  height:58px;max-width:min(360px,60vw);object-fit:contain;display:block;
}
.status{
  background:linear-gradient(180deg,var(--yellow2),var(--yellow));
  color:#111;border-radius:999px;padding:10px 14px;font-weight:950;white-space:nowrap;
  box-shadow:0 0 0 1px rgba(255,255,255,.12), 0 6px 16px rgba(255,212,0,.18);
}
main{padding:22px 16px 90px}
.hero{
  position:relative;overflow:hidden;border-radius:28px;
  background:linear-gradient(135deg,#030303,#151515);
  color:white;
  padding:32px;
  box-shadow:var(--shadow);
  margin-bottom:22px;
  min-height:360px;
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:24px;
  align-items:center;
}
.hero:before{
  content:"";position:absolute;inset:auto -80px -120px -80px;height:260px;
  background:radial-gradient(ellipse, rgba(255,212,0,.34), transparent 64%);
}
.hero-content{position:relative;z-index:1}
.hero-logo{
  width:min(720px,100%);
  display:block;
  filter:drop-shadow(0 14px 24px rgba(0,0,0,.45));
}
.hero h1{
  font-size:clamp(34px,6vw,68px);line-height:1;margin:18px 0 10px;
}
.hero p{
  color:#d7d7d7;font-size:clamp(16px,2vw,21px);font-weight:700;line-height:1.4;
}
.hero-card{
  position:relative;z-index:1;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);border-radius:24px;
  padding:20px;backdrop-filter:blur(8px);
}
.quick-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.quick{
  border:1px solid rgba(255,255,255,.14);border-radius:18px;padding:14px;
  background:rgba(255,255,255,.07);text-decoration:none;
}
.quick b{display:block;color:var(--yellow);font-size:19px}
.quick span{color:#e9e9e9;font-size:13px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:18px 0}
.stat{
  background:white;border:1px solid var(--line);border-radius:var(--radius);
  padding:16px;box-shadow:0 12px 30px rgba(0,0,0,.08);
}
.stat span{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.5px;font-weight:950}
.stat b{display:block;font-size:34px;color:#090909;margin-top:5px}
.page-head{
  display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center;
  background:white;border:1px solid var(--line);border-radius:var(--radius);
  padding:16px;box-shadow:0 12px 30px rgba(0,0,0,.08);margin-bottom:18px;
}
.page-head h1{margin:0;font-size:clamp(28px,5vw,48px)}
.page-head p{margin:6px 0 0;color:var(--muted);font-weight:700}
.logo-block img{height:86px;max-width:280px;object-fit:contain}
.panel{
  background:white;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:0 12px 30px rgba(0,0,0,.08);overflow:hidden;margin-bottom:18px;
}
.panel h2{
  margin:0;background:linear-gradient(135deg,#070707,#191919);color:white;
  padding:14px 16px;font-size:20px;
}
.body{padding:16px}
.controls{
  display:grid;grid-template-columns:1.4fr 1fr 1fr auto auto;gap:10px;margin-bottom:14px
}
input,select,textarea{
  width:100%;border:1px solid var(--line);border-radius:14px;padding:12px;
  font:inherit;background:white;color:var(--text);outline:none
}
input:focus,select:focus,textarea:focus{
  border-color:var(--yellow);box-shadow:0 0 0 3px rgba(255,212,0,.24);
}
button,.btn{
  border:0;border-radius:14px;background:#0b0b0b;color:white;padding:12px 14px;
  font:inherit;font-weight:950;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 8px 20px rgba(0,0,0,.16);
}
.secondary{background:#f3f4f6;color:#111;box-shadow:none;border:1px solid var(--line)}
.yellow{background:linear-gradient(180deg,var(--yellow2),var(--yellow));color:#111}
.green{background:var(--green)}
.red{background:var(--red)}
.actions{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.category-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.cat-card{
  background:white;border:1px solid var(--line);border-radius:22px;
  padding:16px;text-decoration:none;box-shadow:0 12px 30px rgba(0,0,0,.08);
  position:relative;overflow:hidden;
}
.cat-card:after{
  content:"";position:absolute;right:-40px;top:-40px;width:120px;height:120px;
  background:radial-gradient(circle, rgba(255,212,0,.35), transparent 70%);
}
.cat-card b{display:block;font-size:22px;color:#090909}
.cat-card span{display:block;color:var(--muted);font-weight:700;margin-top:5px}
.cat-card small{
  display:inline-flex;margin-top:12px;background:#111;color:#fff;border-radius:999px;padding:7px 10px;font-weight:900;
}
.model-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.model-card{
  background:linear-gradient(180deg,#fff,#fffdf2);border:1px solid var(--line);
  border-radius:20px;padding:14px;box-shadow:0 12px 30px rgba(0,0,0,.07);
}
.model-head{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:10px}
.model-name{font-size:19px;font-weight:1000}
.pill{background:var(--yellow);border-radius:999px;padding:6px 9px;font-size:12px;font-weight:1000}
.part-list{display:grid;gap:8px}
.part-row{
  background:white;border:1px solid var(--line);border-radius:14px;padding:10px;
}
.part-row b{display:block;font-size:14px}
.part-row span{display:block;font-size:12px;color:var(--muted);line-height:1.35;margin-top:2px}
.qtyline{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:8px}
.qtyline button{padding:7px 10px;border-radius:10px;min-width:34px}
.qtyline input{width:76px;text-align:center;padding:8px;font-weight:950}
.low{color:var(--red);font-weight:950}
.ok{color:var(--green);font-weight:950}
.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse;min-width:1160px}
th,td{padding:11px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}
th{background:#f7f7f7;color:#344054;text-transform:uppercase;font-size:12px;letter-spacing:.5px}
.product{display:flex;gap:11px;align-items:center;min-width:310px}
.thumb{width:46px;height:56px;flex:0 0 auto}
.title{font-weight:950;line-height:1.18}
.sku{font-size:12px;color:var(--muted);margin-top:4px}
.chip{
  display:inline-flex;margin:2px;padding:5px 8px;border-radius:999px;background:#f3f4f6;color:#344054;
  font-size:12px;font-weight:850
}
.brandchip{background:#fff7c2;color:#6b4b00}
.modelchip{background:#f2ecff;color:#5f3dc4}
.modal{
  position:fixed;inset:0;background:rgba(0,0,0,.5);display:none;z-index:90;
  align-items:center;justify-content:center;padding:16px
}
.modal.show{display:flex}
.modal-card{
  background:white;border-radius:24px;width:min(760px,100%);padding:18px;box-shadow:0 30px 90px rgba(0,0,0,.38)
}
.form{display:grid;grid-template-columns:1fr 1fr;gap:11px}
.full{grid-column:1/-1}
.drawer-overlay{position:fixed;inset:0;background:rgba(0,0,0,.42);display:none;z-index:85}
.drawer-overlay.show{display:block}
.drawer{
  position:absolute;left:14px;top:14px;bottom:14px;width:min(380px,calc(100vw - 28px));
  background:white;border-radius:26px;box-shadow:0 30px 90px rgba(0,0,0,.35);overflow:hidden;display:flex;flex-direction:column
}
.drawer-head{
  background:linear-gradient(135deg,#000,#171717);color:white;padding:16px;
  display:flex;justify-content:space-between;gap:12px;align-items:center
}
.drawer-head img{height:52px;max-width:240px;object-fit:contain}
.drawer-body{padding:14px;overflow:auto}
.drawer-section{margin-bottom:18px}
.drawer-section h3{margin:0 0 10px;color:var(--muted);font-size:13px;text-transform:uppercase;letter-spacing:.5px}
.drawer-list{display:grid;gap:8px}
.drawer-list a,.drawer-list button{
  text-align:left;background:#f6f6f6;color:#111;border:1px solid var(--line);box-shadow:none;text-decoration:none;
  border-radius:14px;padding:12px 13px;font-weight:950
}
.drawer-list a.active{background:var(--yellow);border-color:var(--yellow)}
.toast{
  position:fixed;left:50%;bottom:18px;transform:translateX(-50%);background:#111;color:white;padding:12px 16px;border-radius:999px;display:none;z-index:100;font-weight:900
}
.toast.show{display:block}
@media(max-width:1050px){
  header{position:relative}
  .hero{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
  .category-grid{grid-template-columns:repeat(2,1fr)}
  .model-grid{grid-template-columns:1fr}
  .controls{grid-template-columns:1fr 1fr}
}
@media(max-width:680px){
  .topbar{align-items:flex-start;flex-direction:column}
  .status{white-space:normal}
  .header-logo{max-width:calc(100vw - 96px);height:50px}
  .hero{padding:22px;min-height:auto}
  .stats,.category-grid,.controls,.form{grid-template-columns:1fr}
  .logo-block{display:none}
}