:root{
  --bg:#f4f7fb; --surface:#ffffff; --ink:#0b1220; --muted:#64748b;
  --line:#e3e9f3; --accent:#2563eb; --accent2:#06b6d4;
  --ok:#10b981; --warn:#f59e0b; --danger:#ef4444;
  --shadow:0 10px 30px rgba(15,23,42,.07);
  --shadow-lg:0 24px 60px rgba(15,23,42,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:
  radial-gradient(900px 420px at 8% -10%, #e0f2fe 0%, transparent 60%),
  radial-gradient(800px 380px at 100% 0%, #ede9fe 0%, transparent 55%),
  var(--bg);
  color:var(--ink);font:15px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;min-height:100vh}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:none;opacity:.85}
.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:max(14px, env(safe-area-inset-top)) 22px 14px;background:rgba(255,255,255,.82);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.brand{display:inline-flex;align-items:center;font-weight:800;font-size:18px;color:var(--ink);letter-spacing:.2px}
.brand::before{content:"";width:11px;height:11px;border-radius:4px;margin-right:9px;background:linear-gradient(135deg,var(--accent),var(--accent2));box-shadow:0 4px 12px rgba(37,99,235,.35)}
.top nav{display:flex;gap:18px;align-items:center;flex-wrap:wrap;font-size:14px;color:var(--muted)}
.top nav a{color:var(--muted)}
.top nav a:hover{color:var(--ink)}
.wrap{max-width:1040px;margin:0 auto;padding:24px 18px 70px}
.foot{margin-top:46px;padding:26px;text-align:center;color:#94a3b8;font-size:12px;border-top:1px solid var(--line)}

.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#07101f 0%,#10233f 55%,#0a2a4a 100%);color:#fff;border-radius:26px;padding:44px 40px;margin:10px 0 30px;box-shadow:var(--shadow-lg)}
.hero::before{content:"";position:absolute;inset:-40% -10% auto auto;width:520px;height:520px;background:radial-gradient(circle,rgba(6,182,212,.35),transparent 62%);filter:blur(10px)}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(90deg,#000,transparent 78%);opacity:.55}
.hero-copy{position:relative;z-index:2;max-width:600px}
.eyebrow{font-size:12px;letter-spacing:.2em;color:#7dd3fc;text-transform:uppercase;font-weight:600}
.hero h1{font-size:44px;line-height:1.12;margin:12px 0 10px;letter-spacing:.5px}
.hero p{color:#b9c9e2;margin:0 0 20px;font-size:16px;max-width:520px}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chips span{font-size:12px;color:#dbeafe;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);padding:6px 11px;border-radius:999px}
.hero-art{position:absolute;right:26px;bottom:-18px;width:300px;height:210px;z-index:1;pointer-events:none}
.ghost-card{position:absolute;width:190px;height:120px;border-radius:18px;border:1px solid rgba(255,255,255,.18);background:linear-gradient(135deg,rgba(255,255,255,.13),rgba(255,255,255,.03));backdrop-filter:blur(6px);box-shadow:0 18px 40px rgba(0,0,0,.25)}
.ghost-card.c1{right:0;top:10px;transform:rotate(8deg)}
.ghost-card.c2{right:42px;top:52px;transform:rotate(-4deg);opacity:.75}
.ghost-card.c3{right:16px;top:104px;transform:rotate(2deg);display:flex;align-items:center;justify-content:center;font-weight:800;letter-spacing:.22em;color:#bff7ff;font-size:14px}

.pills{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 18px}
.pills a{font-size:13px;padding:8px 14px;border-radius:999px;background:var(--surface);border:1px solid var(--line);color:var(--ink);box-shadow:0 3px 10px rgba(15,23,42,.04)}
.pills a:hover{border-color:#bfd3f5;color:var(--accent)}

.cat{margin:30px 0}
.cat-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:14px}
.cat-head h2{margin:0;font-size:22px;letter-spacing:.2px}
.cat-head h2::after{content:"";display:inline-block;width:34px;height:4px;border-radius:4px;margin-left:10px;vertical-align:middle;background:linear-gradient(90deg,var(--accent),var(--accent2))}
.muted{color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.card{position:relative;overflow:hidden;background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:20px 20px 18px;display:flex;flex-direction:column;gap:9px;box-shadow:var(--shadow);transition:transform .18s ease,box-shadow .18s ease}
.card::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:linear-gradient(90deg,var(--accent),var(--accent2))}
.card:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(15,23,42,.12)}
.card-top{display:flex;justify-content:space-between;gap:10px;align-items:flex-start}
.card h3{margin:0;font-size:17px;letter-spacing:.1px}
.card p{margin:0;font-size:13px;color:var(--muted);min-height:38px}
.badge{font-size:11px;padding:4px 9px;border-radius:999px;background:#fff7e6;color:#b45309;border:1px solid #fde7bf;white-space:nowrap}
.price{font-size:28px;font-weight:800;color:var(--ink);letter-spacing:.2px}
.price .unit{font-size:12px;color:var(--muted);font-weight:500;margin-left:2px}
.price.big{font-size:38px}
.meta{font-size:12px;color:var(--muted)}
.hint{font-size:12px;color:var(--muted);margin:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line);background:#fff;color:var(--ink);padding:11px 16px;border-radius:12px;font:inherit;font-weight:600;cursor:pointer;transition:.15s ease}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 18px rgba(15,23,42,.08)}
.btn.primary{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;border:none;box-shadow:0 10px 22px rgba(37,99,235,.25)}
.btn.small{padding:7px 11px;font-size:13px;border-radius:10px}
.btn.disabled{opacity:.5;cursor:not-allowed;box-shadow:none;transform:none}

.panel{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:24px;margin:20px 0;box-shadow:var(--shadow)}
.panel.narrow{max-width:520px;margin:34px auto}
.panel-head{display:flex;justify-content:space-between;gap:18px;align-items:flex-start}
.panel h1{margin:0 0 8px;font-size:26px;letter-spacing:.2px}
.panel h2{margin:0 0 12px;font-size:19px}
.form{display:flex;flex-direction:column;gap:14px;margin-top:14px}
.form.inline{flex-direction:row;flex-wrap:wrap;align-items:center}
.form label{display:flex;flex-direction:column;gap:7px;font-size:13px;color:var(--muted);font-weight:500}
input,select,textarea{background:#f8fafc;border:1px solid var(--line);color:var(--ink);border-radius:12px;padding:12px 13px;font:inherit;outline:none;transition:.15s}
input:focus,select:focus,textarea:focus{border-color:#93b4f8;box-shadow:0 0 0 3px rgba(37,99,235,.12);background:#fff}
.row{display:flex;gap:8px}
.row input{flex:1}
.hp{position:absolute;left:-9999px;height:0;width:0;opacity:0}
.alert{padding:13px 15px;border-radius:14px;background:#fef2f2;border:1px solid #fecaca;color:#b91c1c;margin:12px 0}
.alert.info{background:#eff6ff;border-color:#bfdbfe;color:#1d4ed8}
.alert.ok{background:#ecfdf5;border-color:#a7f3d0;color:#047857}
.back{display:inline-block;margin:4px 0 0;color:var(--muted);font-size:14px}

.pay{margin-top:14px}
.qr-tabs{display:flex;gap:8px;margin-bottom:12px}
.tab{flex:1;padding:11px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--muted);cursor:pointer;font:inherit;font-weight:600}
.tab.active{border-color:var(--accent);color:var(--accent);background:#eff6ff;box-shadow:0 0 0 3px rgba(37,99,235,.08)}
.qr-box{text-align:center;background:#f8fafc;border:1px solid var(--line);border-radius:18px;padding:18px}
.qr-box img{width:240px;max-width:72vw;border-radius:12px;background:#fff;box-shadow:0 10px 24px rgba(15,23,42,.12)}
.pay-amount{margin-top:12px;font-size:16px}
.pay-amount b{color:var(--accent);font-size:30px}
.pay-note{font-size:12px;color:var(--muted);margin:12px 0}
.serial-box{margin-top:16px;text-align:center;background:#f8fafc;border:1px solid var(--line);border-radius:18px;padding:20px}
.serial{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:15px;word-break:break-all;margin:10px 0 14px;color:#0f172a;background:#fff;border:1px dashed #cbd5e1;padding:12px;border-radius:10px}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}
.table{width:100%;border-collapse:collapse;margin-top:10px;font-size:13px}
.table th,.table td{text-align:left;padding:11px 10px;border-bottom:1px solid var(--line);vertical-align:top}
.table th{color:var(--muted);font-weight:600;white-space:nowrap;background:#f8fafc}
.table tr:hover td{background:#fafcff}
.kv{width:100%;border-collapse:collapse;margin:14px 0}
.kv th,.kv td{text-align:left;padding:9px 8px;border-bottom:1px solid var(--line);font-size:14px}
.kv th{width:110px;color:var(--muted);font-weight:500}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin:18px 0}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:var(--shadow)}
.stat .n{font-size:30px;font-weight:800;color:var(--ink);line-height:1.1}
.stat .l{font-size:12px;color:var(--muted);margin-top:4px}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}
.filters .btn{background:#fff}

@media (min-width:900px){
  body.admin .top{position:fixed;left:0;top:0;bottom:0;width:232px;flex-direction:column;align-items:flex-start;justify-content:flex-start;padding:26px 16px;border-right:1px solid var(--line);border-bottom:none;background:rgba(255,255,255,.94);overflow:auto}
  body.admin .brand{margin-bottom:18px}
  body.admin .top nav{flex-direction:column;align-items:stretch;gap:4px;width:100%;font-size:14px}
  body.admin .top nav a{padding:10px 12px;border-radius:10px;width:100%}
  body.admin .top nav a:hover{background:#f1f5fb}
  body.admin .wrap{margin-left:232px;max-width:none;padding:26px 28px 70px}
}
@media (max-width:720px){
  .hero{padding:28px 22px;border-radius:20px}
  .hero h1{font-size:32px}
  .hero p{font-size:14px}
  .hero-art{display:none}
  .wrap{padding:18px 14px 50px}
  .panel{padding:18px;border-radius:18px}
  .panel-head{flex-direction:column;gap:10px}
  .price.big{font-size:30px}
  .table{display:block;overflow-x:auto;white-space:nowrap}
  .top{padding:12px 14px}
  .top nav{gap:12px;font-size:13px}
}