:root {
  --bg: #0f1115; --panel: #1a1e26; --line: #2a2f3a; --text: #e7e9ee;
  --muted: #9aa3b2; --brand: #612fff; --brand2: #8a63ff; --ok: #3ecf8e; --err: #ff6b6b;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; line-height: 1.5; }
a { color: var(--brand2); }
header { border-bottom: 1px solid var(--line); padding: 16px 24px;
  display: flex; align-items: center; justify-content: space-between; }
header .logo { font-weight: 700; font-size: 18px; letter-spacing: .5px; }
header nav a { margin-left: 18px; color: var(--muted); text-decoration: none; font-size: 14px; }
header nav a:hover { color: var(--text); }
.lang-switch { margin-left: 18px; display: inline-flex; gap: 2px; vertical-align: middle;
  border: 1px solid var(--line); border-radius: 999px; overflow: hidden; }
.lang-switch a { margin: 0 !important; padding: 4px 10px; font-size: 12px; cursor: pointer;
  color: var(--muted); user-select: none; }
.lang-switch a.active { background: var(--brand); color: #fff; }
.lang-switch a:hover:not(.active) { background: var(--panel); color: var(--text); }
main { max-width: 1000px; margin: 0 auto; padding: 24px; }
h1 { font-size: 22px; } h2 { font-size: 18px; margin-top: 32px; }
.tabs { display: flex; gap: 8px; margin: 16px 0; }
.tab { padding: 8px 16px; border: 1px solid var(--line); border-radius: 999px;
  background: transparent; color: var(--muted); cursor: pointer; font-size: 14px; }
.tab.active { background: var(--brand); color: #fff; border-color: var(--brand); }
.search-box { width: 100%; max-width: 420px; margin: 0 0 18px; padding: 11px 14px;
  background: #0c0e13; color: var(--text); border: 1px solid var(--line); border-radius: 999px; font-size: 14px; }
.currency-select { margin: -2px 0 12px; max-width: 150px; padding: 7px 9px; font-size: 13px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 18px; }
/* 网格里的卡片：撑满等高，价格+按钮钉到底部对齐 */
.grid > .card { display: flex; flex-direction: column; height: 100%; }
.card-footer { margin-top: auto; }
.card-footer .price { margin-bottom: 10px; }
.thumb { width: 100%; height: 150px; object-fit: cover; border-radius: 10px;
  margin-bottom: 12px; background: #0c0e13; border: 1px solid var(--line); }
.thumb.placeholder { display: flex; align-items: center; justify-content: center;
  font-size: 42px; color: var(--muted); }
.plink { text-decoration: none; color: inherit; display: block; }
.plink:hover h3 { color: var(--brand2); }
.plink .thumb { transition: border-color .15s; }
.plink:hover .thumb { border-color: var(--brand); }
/* 详情页 */
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: start; }
.detail-img { width: 100%; height: 340px; object-fit: cover; border-radius: 14px;
  background: #0c0e13; border: 1px solid var(--line); }
.detail-img.placeholder { display: flex; align-items: center; justify-content: center; font-size: 90px; color: var(--muted); }
table.spec { width: 100%; margin-top: 14px; }
table.spec th { color: var(--muted); font-weight: 400; width: 90px; }
@media (max-width: 640px) { .detail-grid { grid-template-columns: 1fr; } }
.card h3 { margin: 0 0 6px; font-size: 16px; }
.meta { color: var(--muted); font-size: 13px; margin: 2px 0; }
.mods { margin: 10px 0; padding: 0; list-style: none; font-size: 13px; }
.mods li::before { content: "✓ "; color: var(--ok); }
.price { font-size: 20px; font-weight: 700; margin: 10px 0; }
.btn { display: inline-block; width: 100%; padding: 11px; border: 0; border-radius: 9px;
  background: var(--brand); color: #fff; font-size: 15px; cursor: pointer; text-align: center; }
.btn:hover { background: var(--brand2); } .btn:disabled { opacity: .5; cursor: not-allowed; }
.btn.ghost { background: transparent; border: 1px solid var(--line); color: var(--text); }
label { display: block; font-size: 13px; color: var(--muted); margin: 12px 0 4px; }
input, select, textarea { width: 100%; padding: 10px; background: #0c0e13; color: var(--text);
  border: 1px solid var(--line); border-radius: 8px; font-size: 14px; font-family: inherit; }
textarea { min-height: 70px; resize: vertical; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.modal-bg { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: none;
  align-items: flex-start; justify-content: center; overflow-y: auto; padding: 40px 16px; z-index: 50; }
.modal-bg.show { display: flex; }
.modal { background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
  padding: 22px; width: 100%; max-width: 460px; }
.status { margin-top: 14px; padding: 12px; border-radius: 8px; font-size: 14px; display: none; }
.status.ok { background: rgba(62,207,142,.12); color: var(--ok); display: block; }
.status.err { background: rgba(255,107,107,.12); color: var(--err); display: block; }
.notice { background: rgba(255,193,7,.08); border: 1px solid rgba(255,193,7,.25);
  color: #e0b64a; font-size: 12px; padding: 10px 12px; border-radius: 8px; margin: 16px 0; }
footer { border-top: 1px solid var(--line); color: var(--muted); font-size: 12px;
  padding: 20px 24px; margin-top: 40px; text-align: center; }
footer a { color: var(--muted); text-decoration: none; }
footer a:hover { color: var(--text); }
.foot-links { margin-top: 8px; }
/* 法律/合规页面排版 */
.legal { max-width: 760px; margin: 0 auto; }
.legal h1 { font-size: 24px; }
.legal h2 { font-size: 17px; margin-top: 26px; }
.legal p, .legal li { color: #c7ccd6; font-size: 14px; line-height: 1.7; }
.legal ul { padding-left: 20px; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.badge { padding: 2px 8px; border-radius: 999px; font-size: 12px; }
.b-PENDING { background:#3a3f4a; } .b-PROCESSING { background:#7a5a00; }
.b-DELIVERED { background:#125c3a; } .b-PAID { background:#125c3a; }