:root{--indigo:#4f46e5;--violet:#7c3aed;--ink:#1e293b;--muted:#64748b;--line:#e5e7eb;--green:#059669;--bg:#f1f5f9}
*{box-sizing:border-box}
body{font:14px/1.55 system-ui,Segoe UI,Roboto,sans-serif;margin:0;color:var(--ink);background:var(--bg)}
a{color:var(--indigo)}
header{background:linear-gradient(120deg,var(--indigo),var(--violet));color:#fff;padding:12px 20px;display:flex;align-items:center;gap:16px;flex-wrap:wrap;box-shadow:0 2px 10px rgba(79,70,229,.25)}
.brand{color:#fff;text-decoration:none;font-weight:800;font-size:20px;letter-spacing:.3px}
.tag{color:#e0e7ff;font-size:12px}
.search{margin-left:auto;display:flex}
.search input{padding:7px 10px;border:0;border-radius:8px 0 0 8px;min-width:200px}
.search button{border:0;background:#312e81;color:#fff;padding:7px 14px;border-radius:0 8px 8px 0;cursor:pointer}
.acct{font-size:12px;color:#e0e7ff}
.acct a{color:#fff;text-decoration:none;margin-left:8px}
.curr a{color:#c7d2fe;text-decoration:none;padding:2px 5px;border-radius:5px}
.curr a.on{background:rgba(255,255,255,.22);color:#fff;font-weight:700}
.seclevel{width:100%;font-size:12px;color:#e0e7ff}
.seclevel a{color:#e0e7ff;text-decoration:none;padding:3px 9px;border-radius:6px}
.seclevel a.on{background:#f43f5e;color:#fff;font-weight:800;box-shadow:0 0 0 2px rgba(255,255,255,.25)}
nav{background:#312e81;padding:9px 20px;color:#c7d2fe;font-size:13px}
nav a{color:#e0e7ff;text-decoration:none}nav a:hover{color:#fff;text-decoration:underline}
main{max-width:1000px;margin:22px auto;padding:0 18px}
h1,h2,h3{color:#0f172a}h2,h3{margin-top:26px}
.hint{color:var(--muted)}
.hero{background:linear-gradient(120deg,#eef2ff,#faf5ff);border:1px solid #e0e7ff;border-radius:16px;padding:26px 28px;margin-bottom:8px;position:relative;overflow:hidden}
.hero:after{content:"\1F6D2";position:absolute;right:18px;top:-10px;font-size:120px;opacity:.12}
.hero h1{margin:0 0 6px;font-size:30px}
.cats{display:flex;flex-wrap:wrap;gap:10px;margin:12px 0 6px}
.cat{background:#fff;color:var(--ink);text-decoration:none;padding:9px 16px;border-radius:24px;font-size:13px;border:1px solid var(--line);display:flex;align-items:center;gap:7px;transition:.15s}
.cat:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(2,6,23,.08);border-color:#c7d2fe}
.cemoji{font-size:16px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:16px;margin-top:12px}
.card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;text-decoration:none;color:var(--ink);transition:.16s}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 24px rgba(2,6,23,.12);border-color:#c7d2fe}
.thumb{display:flex;align-items:center;justify-content:center;font-size:52px;height:130px;filter:drop-shadow(0 3px 4px rgba(0,0,0,.25))}
.thumb.big{height:190px;font-size:96px;border-radius:16px;min-width:220px}
.card .meta{padding:12px 14px}
.card .meta b{display:block;line-height:1.3}
.price{color:var(--green);font-weight:800}
.card .price{display:block;margin-top:8px;font-size:16px}
.product{display:flex;gap:22px;flex-wrap:wrap;background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;align-items:flex-start}
.pdetail{flex:1;min-width:240px}
.pdetail .price{font-size:26px}.conv{color:var(--muted);font-size:15px;font-weight:600}
.desc{color:#334155}
.pill{display:inline-block;padding:3px 10px;border-radius:20px;font-size:12px;font-weight:700}
.pill.in{background:#dcfce7;color:#166534}.pill.out{background:#fee2e2;color:#991b1b}
.btn{display:inline-block;background:linear-gradient(120deg,var(--indigo),var(--violet));color:#fff;text-decoration:none;padding:10px 18px;border-radius:10px;margin-top:12px;font-weight:700;box-shadow:0 6px 14px rgba(79,70,229,.3)}
.btn:hover{filter:brightness(1.08)}
.box{display:flex;flex-direction:column;gap:9px;max-width:440px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px;margin:12px 0;box-shadow:0 2px 8px rgba(2,6,23,.04)}
.box input,.box textarea,.coupon input,.search input{font:inherit}
.box input,.box textarea{padding:8px;border:1px solid #cbd5e1;border-radius:8px}
.box button,.coupon button{background:var(--ink);color:#fff;border:0;padding:9px 16px;border-radius:8px;cursor:pointer;font-weight:600}
.box button:hover,.coupon button:hover{background:#0f172a}
table.cart{background:#fff;border:1px solid var(--line);border-collapse:collapse;width:100%;max-width:620px;border-radius:12px;overflow:hidden}
table.cart td,table.cart th{border-bottom:1px solid var(--line);padding:11px;text-align:left}
table.cart th{background:#f8fafc}table.cart .tot{font-weight:800;background:#f8fafc}
.coupon{display:flex;gap:8px;margin:14px 0}.coupon input{padding:8px;border:1px solid #cbd5e1;border-radius:8px}
.review{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin:10px 0;box-shadow:0 2px 8px rgba(2,6,23,.04)}
.review:before{content:"\2605\2605\2605\2605\2606";color:#f59e0b;font-size:13px;letter-spacing:1px;display:block;margin-bottom:2px}
.review b{color:var(--indigo)}.review p{margin:6px 0 0}
.doc{background:#0b1020;color:#a7f3d0;padding:16px;border-radius:12px;overflow:auto;white-space:pre-wrap;font-size:13px}
.langbanner{background:linear-gradient(120deg,#fef9c3,#fef3c7);border:1px solid #fde68a;padding:10px 14px;border-radius:10px;margin-bottom:14px}
.ok{background:#dcfce7;border:1px solid #86efac;padding:10px 14px;border-radius:10px}
.err{background:#fee2e2;border:1px solid #fca5a5;padding:10px 14px;border-radius:10px;font-family:ui-monospace,monospace;font-size:13px}
.vsrc{margin-top:22px}.vsrc a{font-weight:600}
code{background:#eef2ff;padding:1px 6px;border-radius:5px;font-size:13px}
footer{margin:36px 0 14px;padding:16px 20px;color:var(--muted);font-size:12px;text-align:center;border-top:1px solid var(--line);line-height:1.7}

/* --- polish pass --- */
.box label{display:flex;flex-direction:column;gap:5px;font-size:13px;font-weight:600;color:#475569}
.box input,.box textarea{width:100%}
.box textarea{min-height:84px;resize:vertical}
.card .meta{display:flex;flex-direction:column;flex:1}
.card .meta b{min-height:2.6em}
.card .price{margin-top:auto}
.hero p{max-width:640px}
footer{max-width:900px;margin-left:auto;margin-right:auto}

/* --- scoreboard / index / badges --- */
.flagbadge{background:rgba(255,255,255,.16);padding:2px 8px;border-radius:8px}
.progress{background:#e2e8f0;border-radius:20px;height:14px;overflow:hidden;max-width:520px;margin:10px 0}
.progress .bar{background:linear-gradient(90deg,#22c55e,#16a34a);height:100%;transition:width .4s}
ul.chal{list-style:none;padding:0;max-width:760px}
ul.chal li{background:#fff;border:1px solid var(--line);border-radius:10px;padding:11px 14px;margin:8px 0}
ul.chal li.done{border-color:#86efac;background:#f0fdf4}
table.idx{background:#fff;border:1px solid var(--line);border-collapse:collapse;width:100%;border-radius:12px;overflow:hidden}
table.idx td,table.idx th{border-bottom:1px solid var(--line);padding:9px 12px;text-align:left;font-size:13px}
table.idx th{background:#f8fafc}
.lv{padding:2px 9px;border-radius:20px;font-size:11px;font-weight:700}
.lv.easy{background:#dcfce7;color:#166534}.lv.medium{background:#fef3c7;color:#92400e}
.cartactions{display:flex;gap:16px;align-items:center;flex-wrap:wrap;margin-top:12px}
.cartactions .coupon{margin:0}