:root{
 --bg:#020508;--panel:rgba(7,15,24,.82);--panel2:rgba(8,22,32,.72);
 --line:rgba(0,220,255,.22);--cyan:#00d9ff;--cyan2:#6ff3ff;
 --purple:#9b6cff;--text:#ecfbff;--muted:#86a9b5;--good:#53e7ad;
 --danger:#ff667a;--warning:#ffd166;--shadow:0 18px 70px rgba(0,0,0,.45);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth}
body{margin:0;min-height:100vh;background:
 radial-gradient(900px 500px at 50% -10%,rgba(0,160,220,.20),transparent 65%),
 radial-gradient(700px 500px at 100% 20%,rgba(125,70,255,.10),transparent 65%),#020508;
 color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:-1;background:
 linear-gradient(rgba(0,217,255,.018) 1px,transparent 1px),
 linear-gradient(90deg,rgba(0,217,255,.018) 1px,transparent 1px);background-size:40px 40px}
a{color:inherit}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
.container{width:min(1120px,calc(100% - 28px));margin:auto}
.topbar{position:sticky;top:0;z-index:80;background:rgba(2,5,8,.78);backdrop-filter:blur(18px);border-bottom:1px solid rgba(0,217,255,.10)}
.topbar-inner{height:66px;display:flex;align-items:center;gap:12px}
.icon-btn{width:44px;height:44px;border:1px solid var(--line);background:rgba(5,16,24,.75);color:var(--cyan);border-radius:14px;display:grid;place-items:center;font-size:22px}
.icon-btn:hover{border-color:var(--cyan);box-shadow:0 0 24px rgba(0,217,255,.15)}
.brand{font-weight:950;letter-spacing:2.2px;font-size:18px;text-decoration:none;flex:1}
.brand span{color:var(--cyan)}
.top-balance{border:1px solid rgba(155,108,255,.25);background:rgba(20,12,34,.55);border-radius:999px;padding:8px 12px;color:#d9c9ff;font-size:13px;white-space:nowrap}
.menu{position:fixed;left:14px;top:76px;width:min(330px,calc(100vw - 28px));z-index:100;border:1px solid rgba(0,217,255,.22);border-radius:20px;background:rgba(3,9,14,.96);backdrop-filter:blur(24px);box-shadow:0 24px 80px #000b;transform:translateY(-8px);opacity:0;pointer-events:none;transition:.2s}
.menu.open{transform:none;opacity:1;pointer-events:auto}
.menu-user{padding:18px;border-bottom:1px solid rgba(0,217,255,.10)}
.menu-name{font-weight:850;font-size:16px}.menu-email{font-size:12px;color:var(--muted);margin-top:4px;overflow:hidden;text-overflow:ellipsis}
.menu-role{display:inline-block;margin-top:9px;padding:4px 8px;border-radius:999px;font-size:10px;border:1px solid rgba(0,217,255,.18);color:var(--cyan)}
.menu-list{padding:10px}
.menu-link{display:flex;align-items:center;gap:12px;text-decoration:none;padding:12px 13px;border-radius:12px;color:#c9e9ef;font-size:14px}
.menu-link:hover{background:rgba(0,217,255,.06);color:#fff}
.menu-symbol{width:24px;text-align:center;color:var(--cyan);font-size:18px}
.menu-admin{color:#ff8291;border-top:1px solid rgba(255,102,122,.12);margin-top:8px;padding-top:10px}
.menu-admin .menu-symbol{color:#ff667a}
.backdrop{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:90;opacity:0;pointer-events:none;transition:.2s}
.backdrop.show{opacity:1;pointer-events:auto}
.hero{margin:24px 0 18px;border:1px solid rgba(0,217,255,.14);border-radius:28px;padding:30px 22px;position:relative;overflow:hidden;background:
 linear-gradient(135deg,rgba(7,26,38,.9),rgba(7,9,18,.88));box-shadow:var(--shadow)}
.hero:after{content:"";position:absolute;width:280px;height:280px;right:-120px;top:-120px;border-radius:50%;background:rgba(0,217,255,.10);filter:blur(12px)}
.eyebrow{color:var(--cyan2);font-size:11px;letter-spacing:3px;font-weight:800}
.hero h1{font-size:clamp(34px,8vw,66px);line-height:.98;margin:10px 0 12px;letter-spacing:-2px}
.hero h1 span{color:var(--cyan)}
.hero p{color:var(--muted);max-width:700px;line-height:1.65;margin:0}
.hero-actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:20px}
.btn{border:1px solid rgba(0,217,255,.22);background:#07151e;color:#e9fcff;border-radius:12px;padding:10px 14px;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:7px;transition:.18s}
.btn:hover{border-color:var(--cyan);transform:translateY(-1px)}
.btn.primary{border-color:transparent;background:linear-gradient(135deg,#00d9ff,#0077ff);color:#001018;font-weight:900}
.btn.danger{border-color:rgba(255,102,122,.25);color:#ff9aaa}
.section{margin:22px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:12px;margin-bottom:12px}
.section-title{font-size:21px;margin:0}.muted{color:var(--muted)}
.search{display:flex;gap:8px}.search input{flex:1}
input,textarea,select{width:100%;background:#02070b;color:#fff;border:1px solid rgba(0,217,255,.16);border-radius:12px;padding:12px;outline:none}
input:focus,textarea:focus,select:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(0,217,255,.06)}
.filters{display:flex;gap:8px;overflow:auto;padding-bottom:5px;scrollbar-width:none}.filters::-webkit-scrollbar{display:none}
.filter{white-space:nowrap;border:1px solid rgba(0,217,255,.14);background:rgba(5,15,22,.7);color:#a8cbd3;padding:9px 12px;border-radius:999px}
.filter.active{background:rgba(0,217,255,.12);color:#fff;border-color:rgba(0,217,255,.5)}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.card{background:linear-gradient(145deg,rgba(8,22,32,.88),rgba(3,10,16,.88));border:1px solid rgba(0,217,255,.13);border-radius:18px;box-shadow:0 12px 40px rgba(0,0,0,.28);overflow:hidden}
.product-img{aspect-ratio:1.35;background:#02070b;display:grid;place-items:center;overflow:hidden}
.product-img img{width:100%;height:100%;object-fit:cover}.placeholder{font-size:42px;color:rgba(0,217,255,.4)}
.product-body{padding:14px}.product-cat{font-size:10px;color:var(--cyan);letter-spacing:1.4px;text-transform:uppercase}.product-name{font-weight:800;margin:7px 0 5px;line-height:1.25}.product-desc{font-size:12px;color:var(--muted);min-height:32px;line-height:1.4}.price{font-size:18px;font-weight:950;color:#67edff;margin:12px 0}.stock{font-size:11px;color:var(--muted)}
.product-actions{display:flex;gap:7px;margin-top:11px}.product-actions .btn{flex:1;padding:9px 8px;font-size:12px}
.info-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.stat{padding:16px;border:1px solid rgba(0,217,255,.12);border-radius:16px;background:rgba(6,17,25,.72)}.stat small{color:var(--muted)}.stat strong{display:block;font-size:22px;margin-top:6px}
.panel{padding:18px;border:1px solid rgba(0,217,255,.13);border-radius:18px;background:rgba(5,14,21,.82);box-shadow:var(--shadow)}
.notice{padding:13px 14px;border-radius:13px;border:1px solid rgba(0,217,255,.12);background:rgba(0,217,255,.035);font-size:13px;line-height:1.55}
.list{display:grid;gap:9px}.list-item{padding:13px;border:1px solid rgba(0,217,255,.09);border-radius:13px;background:rgba(3,10,16,.55)}
.badge{display:inline-block;border:1px solid rgba(0,217,255,.16);border-radius:999px;padding:4px 8px;font-size:10px;color:var(--cyan)}
.status-pending{color:var(--warning)}.status-approved,.status-paid{color:var(--good)}.status-rejected{color:var(--danger)}
.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse;font-size:13px}.table th,.table td{text-align:left;padding:11px;border-bottom:1px solid rgba(0,217,255,.08);white-space:nowrap}.table th{color:var(--muted);font-size:11px;text-transform:uppercase}
.tabs{display:flex;gap:8px;overflow:auto;margin-bottom:15px}.tab{white-space:nowrap}.tab.active{border-color:var(--cyan);background:rgba(0,217,255,.10)}
.admin-title{display:flex;justify-content:space-between;align-items:center;gap:12px}.admin-title h1{margin:0}.admin-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.cart{position:fixed;right:14px;bottom:14px;width:min(410px,calc(100% - 28px));z-index:75;display:none}.cart.open{display:block}.cart-panel{box-shadow:0 25px 90px #000d;max-height:72vh;overflow:auto}.cart-row{display:flex;gap:10px;align-items:center;justify-content:space-between;padding:10px 0;border-bottom:1px solid rgba(0,217,255,.08)}
.toast{position:fixed;left:50%;bottom:22px;transform:translateX(-50%) translateY(15px);opacity:0;z-index:200;padding:12px 16px;border-radius:13px;background:#06151e;border:1px solid rgba(0,217,255,.35);box-shadow:var(--shadow);transition:.2s;pointer-events:none;max-width:90%;font-size:13px}.toast.show{opacity:1;transform:translateX(-50%)}
.footer{margin:40px 0 24px;text-align:center;color:#57737c;font-size:11px}
.empty{text-align:center;padding:36px;color:var(--muted);border:1px dashed rgba(0,217,255,.14);border-radius:16px}
.auth{width:min(470px,calc(100% - 28px));margin:8vh auto}.auth .panel{padding:24px}.auth h1{font-size:30px;margin:0 0 8px}.field{margin:13px 0}.field label{display:block;font-size:12px;color:#9fc3cc;margin-bottom:6px}
@media(min-width:720px){.grid{grid-template-columns:repeat(3,minmax(0,1fr))}.admin-grid{grid-template-columns:repeat(4,1fr)}.info-grid{grid-template-columns:repeat(4,1fr)}.hero{padding:48px 42px}.top-balance{font-size:12px}.menu{left:max(14px,calc((100vw - 1120px)/2))}
}
@media(max-width:420px){.top-balance{display:none}.brand{font-size:16px}.grid{gap:9px}.product-body{padding:11px}.product-actions{flex-direction:column}.hero{padding:24px 18px}}

/* V3 layout polish */
.topbar{box-shadow:0 8px 30px rgba(0,0,0,.22)}
.topbar-inner{height:70px}
.hero{min-height:260px;display:flex;flex-direction:column;justify-content:center}
.hero:before{content:"";position:absolute;inset:auto auto -80px -80px;width:240px;height:240px;border-radius:50%;border:1px solid rgba(0,217,255,.12);box-shadow:0 0 80px rgba(0,217,255,.08)}
.hero-kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:22px;max-width:620px}
.kpi{padding:11px 12px;border:1px solid rgba(0,217,255,.12);background:rgba(0,0,0,.16);border-radius:14px}.kpi b{display:block;font-size:15px}.kpi small{color:var(--muted);font-size:10px}
.quick-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.quick-card{padding:15px;border:1px solid rgba(0,217,255,.12);border-radius:16px;background:linear-gradient(145deg,rgba(7,20,29,.85),rgba(4,10,16,.78));text-decoration:none}.quick-card strong{display:block;margin:6px 0}.quick-card span{color:var(--muted);font-size:12px;line-height:1.45}.quick-symbol{font-size:22px;color:var(--cyan)}
.product-card-top{display:flex;justify-content:space-between;align-items:center;gap:8px}.product-meta{display:flex;gap:6px;align-items:center}.stock.ok{color:var(--good)}.stock.out{color:var(--danger)}
.admin-shell{padding-bottom:90px}.admin-grid .stat{min-height:104px}.admin-actions{display:flex;gap:8px;flex-wrap:wrap}.two-col{display:grid;grid-template-columns:1fr;gap:12px}.split-card{display:grid;grid-template-columns:1fr;gap:10px}.danger-zone{border-color:rgba(255,102,122,.22)}
.mobile-nav{display:none}
@media(max-width:719px){
 body{padding-bottom:68px}.mobile-nav{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);left:10px;right:10px;bottom:10px;z-index:120;padding:7px 5px;border:1px solid rgba(0,217,255,.18);border-radius:18px;background:rgba(2,8,12,.93);backdrop-filter:blur(18px);box-shadow:0 18px 55px #000b}.mobile-nav a{text-decoration:none;text-align:center;color:#7ea7b0;font-size:10px}.mobile-nav a span{display:block;color:var(--cyan);font-size:19px;line-height:20px}.mobile-nav a small{font-size:9px}.hero-kpis{grid-template-columns:1fr 1fr}.hero-kpis .kpi:last-child{display:none}.admin-title{align-items:flex-start}.admin-title .btn{flex-shrink:0}.tabs .btn{padding:9px 11px}.two-col{grid-template-columns:1fr}.quick-grid{grid-template-columns:1fr 1fr}
}
@media(min-width:720px){.quick-grid{grid-template-columns:repeat(4,1fr)}.two-col{grid-template-columns:1.1fr .9fr}.split-card{grid-template-columns:1fr 1fr}}