/* ============================================================
   AIGEM · 平台页（估价 / 交易）共享样式
   依赖 styles.css 的变量与基础类（.nav/.btn/.glass-panel 等）
   ============================================================ */

.platform-wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px 80px; }
.pf-hero { padding: 120px 0 26px; text-align: center; }
.pf-hero .kicker { display:inline-block; font-size:13px; font-family:"Baloo 2",sans-serif; font-weight:700;
  color: var(--pink); letter-spacing:3px; text-transform:uppercase; margin-bottom:12px; }
.pf-hero h1 { font-size: clamp(28px,4vw,44px); font-weight:800; line-height:1.2; }
.pf-hero p { color: var(--muted); font-size:16px; margin-top:12px; max-width:680px; margin-left:auto; margin-right:auto; }

/* 平台切换条 */
.pf-switch { display:flex; gap:10px; justify-content:center; margin:22px 0 6px; flex-wrap:wrap; }
.pf-switch a { padding:9px 18px; border-radius:999px; border:1px solid rgba(155,107,255,.3);
  color: var(--muted); font-size:14px; transition:.25s; text-decoration:none; }
.pf-switch a.active, .pf-switch a:hover { background: var(--grad); color:#0c0a18; font-weight:700; border-color:transparent; }

/* 通用玻璃面板 */
.pf-panel { background: rgba(255,255,255,.04); border:1px solid rgba(155,107,255,.18);
  border-radius:20px; padding:26px; margin-top:22px; backdrop-filter: blur(8px); }
.pf-panel-head { display:flex; align-items:center; justify-content:space-between; gap:14px; margin-bottom:18px; flex-wrap:wrap; }
.pf-panel-head h3 { font-size:21px; color:#fff; }
.pf-panel-head .tag { font-size:12px; color:var(--pink); border:1px solid rgba(255,143,199,.4);
  padding:4px 10px; border-radius:999px; }

/* 表单 */
.pf-form { display:grid; grid-template-columns:repeat(2,1fr); gap:16px; }
.pf-field { display:flex; flex-direction:column; gap:7px; }
.pf-field.full { grid-column:1 / -1; }
.pf-field label { font-size:13px; color:var(--muted); }

/* ===== 自定义下拉（替代原生 select，解决暗色主题白底问题）===== */
.custom-select { position:relative; }
.cs-trigger {
  padding:11px 36px 11px 13px; border-radius:12px; border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.05); color:#fff; font-size:15px; font-family:inherit;
  cursor:pointer; text-align:left; user-select:none; transition:.2s;
  display:flex; align-items:center; justify-content:space-between; gap:8px;
}
.cs-trigger:hover { border-color:rgba(155,107,255,.4); }
.cs-trigger .cs-arrow {
  position:absolute; right:13px; top:50%; transform:translateY(-50%);
  width:0; height:0; border-left:5px solid transparent; border-right:5px solid transparent;
  border-top:6px solid rgba(255,255,255,.5); pointer-events:none; transition:.25s;
}
.custom-select.open .cs-arrow { transform:translateY(-50%) rotate(180deg); border-top-color:#9b6bff; }
.custom-select.open .cs-trigger { border-color:#9b6bff; box-shadow:0 0 0 3px rgba(155,107,255,.2); }
.cs-dropdown {
  display:none; position:absolute; top:calc(100% + 6px); left:0; right:0;
  background:#14102e; border:1px solid rgba(155,107,255,.3); border-radius:12px;
  max-height:260px; overflow-y:auto; z-index:100; box-shadow:0 12px 40px rgba(0,0,0,.55);
  scrollbar-width:thin; scrollbar-color:rgba(155,107,255,.4) transparent;
}
.custom-select.open .cs-dropdown { display:block; animation:csFadeIn .15s ease; }
@keyframes csFadeIn { from{opacity:0;transform:translateY(-6px)} to{opacity:1;transform:translateY(0)} }
.cs-option {
  padding:10px 14px; font-size:14px; color:rgba(255,255,255,.82); cursor:pointer;
  transition:.15s; border-bottom:1px solid rgba(255,255,255,.05);
}
.cs-option:last-child { border-bottom:none; }
.cs-option:hover, .cs-option.highlighted { background:rgba(155,107,255,.18); color:#fff; }
.cs-option.selected { color:#c9b8ff; font-weight:600; }
.cs-option.selected::before { content:"✦ "; color:#9b6bff; font-size:12px; }
/* 隐藏原生 select 但保留可编程访问 */
.pf-field > select[aria-hidden], .pf-toolbar > select[aria-hidden] {
  position:absolute; opacity:0; pointer-events:none; width:0; height:0; }

.pf-field input[type=number], .pf-field input[type=text], .pf-field input[type=search] {
  padding:11px 13px; border-radius:12px; border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.05); color:#fff; font-size:15px; font-family:inherit; }
.pf-field input:focus { outline:none; border-color:var(--violet,#9b6bff); box-shadow:0 0 0 3px rgba(155,107,255,.2); }
.pf-field input[type=range] { width:100%; accent-color:#9b6bff; }

/* 等级药丸 */
.grade-pills { display:flex; gap:10px; }
.grade-pills label { flex:1; text-align:center; padding:11px; border-radius:12px; cursor:pointer;
  border:1px solid rgba(255,255,255,.14); background:rgba(255,255,255,.05); font-size:14px; color:var(--muted); transition:.2s; }
.grade-pills input { display:none; }
.grade-pills input:checked + span { color:#fff; }
.grade-pills label:has(input:checked) { border-color:transparent; background:var(--grad); color:#0c0a18; font-weight:700; }

/* 结果 */
.pf-result { margin-top:22px; background:rgba(12,10,24,.5); border:1px solid rgba(155,107,255,.25);
  border-radius:16px; padding:22px; }
.price-big { font-size:clamp(30px,5vw,42px); font-weight:800;
  background:var(--grad); -webkit-background-clip:text; -webkit-text-fill-color:transparent; line-height:1.1; }
.price-range { font-size:15px; color:var(--muted); margin-top:6px; }
.price-point { font-size:14px; color:var(--cyan); margin-top:4px; }
.breakdown { margin-top:16px; display:grid; grid-template-columns:repeat(2,1fr); gap:8px 18px; font-size:13px; color:var(--muted); }
.breakdown b { color:#fff; font-weight:600; }
.market-ref { margin-top:14px; padding:14px; border-radius:12px; background:rgba(255,255,255,.04);
  font-size:13px; color:var(--muted); line-height:1.7; }
.market-ref b { color:var(--gold,#ffd56b); }

/* 产品网格（交易） */
.pf-toolbar { display:flex; gap:12px; flex-wrap:wrap; margin:18px 0; align-items:center; }
.pf-toolbar input { padding:10px 12px; border-radius:12px; border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.05); color:#fff; font-size:14px; font-family:inherit; }
/* toolbar 内的自定义下拉缩小 */
.pf-toolbar .custom-select .cs-trigger { padding:9px 32px 9px 11px; font-size:14px; border-radius:10px; }
.pf-toolbar .grow { flex:1; min-width:180px; }

.pf-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(230px,1fr)); gap:18px; }
.pf-card { background:rgba(255,255,255,.04); border:1px solid rgba(155,107,255,.16); border-radius:16px;
  overflow:hidden; transition:.25s; display:flex; flex-direction:column; }
.pf-card:hover { transform:translateY(-4px); border-color:rgba(155,107,255,.4); box-shadow:0 10px 30px rgba(0,0,0,.35); }
.pf-card-img { height:120px; display:flex; align-items:center; justify-content:center; color:rgba(255,255,255,.92);
  font-size:40px; font-weight:800; position:relative; overflow:hidden; }
.pf-card-img .pf-card-initial { position:relative; z-index:1; }
.pf-card-img .pf-card-photo { position:absolute; inset:0; z-index:2; width:100%; height:100%; object-fit:cover; display:block; }
.pf-card-img.no-img .pf-card-photo { display:none; }
.pf-card-img .cert-badge { position:absolute; top:10px; right:10px; font-size:11px; padding:3px 8px; border-radius:999px;
  background:rgba(0,0,0,.45); color:#fff; border:1px solid rgba(255,255,255,.25); z-index:3; }

/* 估价页宝石图 */
.v-gem { width:150px; height:150px; border-radius:14px; overflow:hidden; position:relative; margin:0 0 14px;
  border:1px solid rgba(155,107,255,.25); background:rgba(255,255,255,.04); }
.v-gem .v-gem-photo { position:absolute; inset:0; width:100%; height:100%; object-fit:cover; }
.v-gem .v-gem-initial { position:absolute; inset:0; display:flex; align-items:center; justify-content:center;
  font-size:54px; font-weight:800; color:rgba(255,255,255,.9); }
.v-gem.no-img .v-gem-photo { display:none; }

/* 挂单缩略图 */
.listing-row .lr-thumb { width:46px; height:46px; border-radius:10px; object-fit:cover; flex-shrink:0;
  border:1px solid rgba(155,107,255,.25); background:rgba(255,255,255,.04); }
.pf-card-body { padding:14px 15px 16px; display:flex; flex-direction:column; gap:6px; flex:1; }
.pf-card-name { font-size:16px; color:#fff; font-weight:700; }
.pf-card-meta { font-size:12.5px; color:var(--muted); }
.pf-card-price { font-size:18px; font-weight:800; color:var(--gold,#ffd56b); margin-top:2px; }
.pf-card-ref { font-size:12px; color:var(--muted); }
.pf-card-actions { display:flex; gap:8px; margin-top:10px; }
.pf-card-actions .btn { flex:1; padding:9px; font-size:13px; }

/* 列表挂单区 */
.listing-list { margin-top:18px; display:flex; flex-direction:column; gap:10px; }
.listing-row { display:flex; align-items:center; gap:14px; padding:12px 14px; border-radius:12px;
  background:rgba(255,255,255,.04); border:1px solid rgba(155,107,255,.16); flex-wrap:wrap; }
.listing-row .lr-name { font-weight:700; color:#fff; }
.listing-row .lr-price { color:var(--gold,#ffd56b); font-weight:700; }
.listing-row .lr-ref { color:var(--muted); font-size:12.5px; }
.listing-row .lr-del { margin-left:auto; color:#ff8f8f; cursor:pointer; font-size:13px; background:none; border:none; }

.note { font-size:12.5px; color:var(--muted); margin-top:12px; line-height:1.6; }

@media (max-width: 640px) {
  .pf-form { grid-template-columns:1fr; }
  .breakdown { grid-template-columns:1fr; }
}