:root{--bg:#0b1020;--card:#111a33;--text:#edf2ff;--muted:#aab7d4;--line:#283454;--accent:#5eead4;--accent2:#93c5fd;--white:#fff}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Arial,sans-serif;background:linear-gradient(180deg,#080d1b,#0e162b 40%,#0b1020);color:var(--text);line-height:1.65}a{color:#9bdcff;text-decoration:none}a:hover{text-decoration:underline}.wrap{max-width:1160px;margin:auto;padding:28px}.narrow{max-width:520px}.site-header{border-bottom:1px solid var(--line);background:rgba(7,12,25,.8);position:sticky;top:0;backdrop-filter:blur(12px);z-index:10}.nav-wrap{display:flex;justify-content:space-between;align-items:center;padding-top:16px;padding-bottom:16px}.brand{font-weight:800;color:var(--white);font-size:22px}nav a{margin-left:18px;color:var(--muted)}.nav-cta,.button,button{display:inline-block;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#07111f;border:0;border-radius:999px;padding:10px 18px;font-weight:700;cursor:pointer}.button.subtle{background:#19233e;color:var(--text)}.hero{padding:70px 0}.eyebrow{color:var(--accent);font-weight:800;text-transform:uppercase;letter-spacing:.08em;font-size:13px}.hero h1,h1{font-size:clamp(34px,5vw,64px);line-height:1.05;margin:12px 0}.hero-text{font-size:20px;color:var(--muted);max-width:860px}.searchbar{display:flex;gap:10px;max-width:760px;margin:26px 0}.searchbar input,.form input,.form textarea,.leadbox input,.form select{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:14px;background:#091128;color:var(--text)}.form textarea{min-height:130px}.grid{display:grid;gap:22px}.two{grid-template-columns:repeat(2,minmax(0,1fr))}.three{grid-template-columns:repeat(3,minmax(0,1fr))}.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}.card,.summary-box,.metric{background:rgba(17,26,51,.82);border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:0 20px 60px rgba(0,0,0,.25)}.paper-card h3{font-size:19px}.meta,.scores{color:var(--muted);font-size:14px}.chips{display:flex;flex-wrap:wrap;gap:8px}.chips a{background:#172342;border:1px solid var(--line);border-radius:999px;padding:7px 11px;color:#cbd5e1;font-size:14px}.chips.small a{font-size:12px;padding:4px 8px}.quick-links{display:flex;flex-wrap:wrap;gap:10px}.quick-links a{border:1px solid var(--line);padding:8px 12px;border-radius:999px;color:var(--muted)}section{margin:42px 0}.article-wrap{max-width:900px}.article-wrap h2{margin-top:36px}.metric b{font-size:36px;display:block;color:var(--accent)}.metric span{color:var(--muted)}.site-footer{border-top:1px solid var(--line);margin-top:60px;background:#070b16}.leadbox{display:grid;gap:10px}.form{display:grid;gap:14px}.check{display:inline-block;margin:8px 14px 8px 0}.pager{display:flex;justify-content:center;gap:20px;margin:40px}.price{font-size:26px;color:var(--accent);font-weight:800}@media(max-width:760px){.two,.three{grid-template-columns:1fr}.nav-wrap{display:block}nav a{display:inline-block;margin:8px 8px 0 0}.searchbar{display:block}.searchbar button{margin-top:10px}}

/* ===== MARKETPLACE PLATFORM STYLES ===== */

/* Lang switcher */
.lang-switch{display:flex;align-items:center;gap:4px;margin-left:12px}
.lang-btn{padding:4px 10px;border-radius:999px;border:1px solid var(--line);color:var(--muted);font-size:13px;cursor:pointer;text-decoration:none;background:transparent}
.lang-btn.active{background:var(--accent);color:#07111f;border-color:var(--accent);font-weight:700}

/* Hero section */
.hero-marketplace{padding:80px 0 60px;text-align:center}
.hero-marketplace h1{font-size:clamp(32px,5vw,60px);line-height:1.1;margin:14px 0 20px}
.hero-marketplace p.hero-sub{font-size:18px;color:var(--muted);max-width:720px;margin:0 auto 32px}
.hero-btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:40px}
.btn-factory{background:linear-gradient(135deg,#5eead4,#93c5fd);color:#07111f;padding:14px 28px;border-radius:999px;font-weight:700;font-size:16px;text-decoration:none;border:0}
.btn-warehouse{background:transparent;color:var(--text);padding:14px 28px;border-radius:999px;font-weight:700;font-size:16px;text-decoration:none;border:2px solid var(--line)}
.btn-factory:hover,.btn-warehouse:hover{text-decoration:none;opacity:.9}

/* Stats bar */
.stats-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border-radius:16px;overflow:hidden;margin:30px 0}
.stat-item{background:#0d1630;padding:20px;text-align:center}
.stat-num{font-size:32px;font-weight:800;color:var(--accent);display:block}
.stat-label{font-size:13px;color:var(--muted);margin-top:4px}

/* How it works */
.how-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:40px 0}
.how-step{background:rgba(17,26,51,.7);border:1px solid var(--line);border-radius:20px;padding:28px;position:relative}
.step-num{font-size:48px;font-weight:900;color:rgba(94,234,212,.15);position:absolute;top:16px;right:20px;line-height:1}
.step-icon{font-size:32px;margin-bottom:12px}
.how-step h3{font-size:18px;margin:0 0 10px}
.how-step p{color:var(--muted);font-size:14px;margin:0}

/* Category grid */
.cat-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin:20px 0}
.cat-card{background:rgba(17,26,51,.7);border:1px solid var(--line);border-radius:16px;padding:18px 12px;text-align:center;text-decoration:none;color:var(--text);transition:border-color .2s}
.cat-card:hover{border-color:var(--accent);text-decoration:none;color:var(--accent)}
.cat-icon{font-size:28px;display:block;margin-bottom:8px}
.cat-name{font-size:13px;font-weight:600}

/* Factory cards */
.factory-card{background:rgba(17,26,51,.82);border:1px solid var(--line);border-radius:20px;padding:22px;text-decoration:none;color:var(--text);display:block;transition:border-color .2s,transform .2s}
.factory-card:hover{border-color:var(--accent2);text-decoration:none;transform:translateY(-2px)}
.factory-card-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:10px}
.factory-name{font-size:16px;font-weight:700;margin:0 0 4px;line-height:1.3}
.factory-name-zh{font-size:13px;color:var(--muted);margin:0 0 10px}
.factory-badges{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:10px}
.badge{font-size:11px;padding:3px 8px;border-radius:999px;font-weight:600}
.badge-verified{background:rgba(94,234,212,.15);color:var(--accent);border:1px solid rgba(94,234,212,.3)}
.badge-premium{background:rgba(250,204,21,.15);color:#fbbf24;border:1px solid rgba(250,204,21,.3)}
.badge-featured{background:rgba(147,197,253,.15);color:var(--accent2);border:1px solid rgba(147,197,253,.3)}
.factory-meta{font-size:13px;color:var(--muted);margin:4px 0}
.factory-meta span{margin-right:12px}
.factory-products{font-size:13px;color:var(--muted);margin-top:8px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.factory-location{font-size:12px;color:var(--accent);font-weight:600}

/* Warehouse cards */
.warehouse-card{background:rgba(17,26,51,.82);border:1px solid var(--line);border-radius:20px;padding:22px;text-decoration:none;color:var(--text);display:block;transition:border-color .2s,transform .2s}
.warehouse-card:hover{border-color:var(--accent2);text-decoration:none;transform:translateY(-2px)}
.warehouse-name{font-size:16px;font-weight:700;margin:0 0 6px}
.warehouse-state{font-size:13px;color:var(--accent);font-weight:600;margin-bottom:8px}
.warehouse-sqft{font-size:13px;color:var(--muted)}
.warehouse-services{font-size:12px;color:var(--muted);margin-top:8px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* Why us section */
.why-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin:30px 0}
.why-card{background:rgba(17,26,51,.6);border:1px solid var(--line);border-radius:18px;padding:24px;display:flex;gap:16px;align-items:flex-start}
.why-icon{font-size:28px;flex-shrink:0;margin-top:2px}
.why-card h3{font-size:16px;margin:0 0 6px}
.why-card p{font-size:14px;color:var(--muted);margin:0}

/* CTA section */
.cta-section{background:linear-gradient(135deg,rgba(94,234,212,.08),rgba(147,197,253,.08));border:1px solid var(--line);border-radius:24px;padding:60px;text-align:center;margin:60px 0}
.cta-section h2{font-size:clamp(28px,4vw,42px);margin-bottom:12px}
.cta-section p{color:var(--muted);font-size:16px;margin-bottom:32px}
.cta-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* Detail page */
.detail-header{margin-bottom:32px}
.detail-badges{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap}
.detail-grid{display:grid;grid-template-columns:2fr 1fr;gap:32px;align-items:start}
.detail-main{}
.detail-sidebar{}
.info-box{background:rgba(17,26,51,.82);border:1px solid var(--line);border-radius:20px;padding:24px;margin-bottom:20px}
.info-row{display:flex;padding:10px 0;border-bottom:1px solid rgba(40,52,84,.5)}
.info-row:last-child{border-bottom:0}
.info-label{color:var(--muted);font-size:14px;min-width:120px;flex-shrink:0}
.info-value{font-size:14px;color:var(--text)}
.contact-box{background:linear-gradient(135deg,rgba(94,234,212,.1),rgba(147,197,253,.1));border:1px solid rgba(94,234,212,.3);border-radius:20px;padding:24px}
.contact-box h3{margin:0 0 16px;font-size:18px}
.connect-btn{display:block;width:100%;text-align:center;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#07111f;padding:14px;border-radius:14px;font-weight:700;font-size:15px;text-decoration:none;margin-bottom:12px}
.connect-btn:hover{text-decoration:none;opacity:.9}

/* Filter bar */
.filter-bar{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-bottom:24px;padding:16px;background:rgba(17,26,51,.5);border-radius:14px;border:1px solid var(--line)}
.filter-bar select{padding:8px 14px;border-radius:10px;border:1px solid var(--line);background:#091128;color:var(--text);font-size:14px}
.filter-bar input{padding:8px 14px;border-radius:10px;border:1px solid var(--line);background:#091128;color:var(--text);font-size:14px;flex:1;min-width:200px}

/* Pricing cards */
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:40px 0}
.pricing-card{background:rgba(17,26,51,.82);border:1px solid var(--line);border-radius:24px;padding:32px;position:relative}
.pricing-card.popular{border-color:var(--accent);background:linear-gradient(180deg,rgba(94,234,212,.08),rgba(17,26,51,.82))}
.popular-badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--accent);color:#07111f;font-size:12px;font-weight:700;padding:4px 14px;border-radius:999px}
.pricing-name{font-size:16px;font-weight:700;color:var(--muted);margin-bottom:8px}
.pricing-price{font-size:42px;font-weight:900;color:var(--text);margin-bottom:4px}
.pricing-period{font-size:14px;color:var(--muted);margin-bottom:24px}
.pricing-features{list-style:none;padding:0;margin:0 0 28px}
.pricing-features li{padding:8px 0;border-bottom:1px solid rgba(40,52,84,.5);font-size:14px;display:flex;align-items:center;gap:8px;color:var(--muted)}
.pricing-features li:before{content:"✓";color:var(--accent);font-weight:700;flex-shrink:0}
.pricing-cta{display:block;text-align:center;padding:12px;border-radius:14px;font-weight:700;text-decoration:none;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#07111f}
.pricing-cta:hover{text-decoration:none;opacity:.9}
.pricing-tabs{display:flex;gap:8px;margin-bottom:32px;background:rgba(17,26,51,.5);padding:6px;border-radius:12px;width:fit-content}
.pricing-tab{padding:8px 20px;border-radius:8px;cursor:pointer;font-size:14px;font-weight:600;color:var(--muted);border:0;background:transparent}
.pricing-tab.active{background:var(--card);color:var(--text)}

/* Connect form */
.connect-form-wrap{max-width:680px;margin:0 auto}
.form-group{margin-bottom:20px}
.form-group label{display:block;margin-bottom:6px;font-size:14px;color:var(--muted);font-weight:600}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:12px 16px;border:1px solid var(--line);border-radius:12px;background:#091128;color:var(--text);font-size:14px}
.form-group textarea{min-height:100px;resize:vertical}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.success-box{background:rgba(94,234,212,.1);border:1px solid var(--accent);border-radius:16px;padding:24px;text-align:center;color:var(--accent);font-size:16px;font-weight:600}

/* How it works page */
.hiw-timeline{margin:50px 0}
.hiw-step{display:grid;grid-template-columns:80px 1fr;gap:24px;margin-bottom:48px;align-items:start}
.hiw-num{width:64px;height:64px;background:linear-gradient(135deg,rgba(94,234,212,.2),rgba(147,197,253,.2));border:1px solid var(--accent);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:900;color:var(--accent);flex-shrink:0}
.hiw-content h3{font-size:22px;margin:8px 0 12px}
.hiw-content p{color:var(--muted);font-size:15px;line-height:1.7}

/* Responsive adjustments */
@media(max-width:900px){
  .stats-bar{grid-template-columns:repeat(2,1fr)}
  .how-steps{grid-template-columns:1fr}
  .cat-grid{grid-template-columns:repeat(3,1fr)}
  .detail-grid{grid-template-columns:1fr}
  .why-grid{grid-template-columns:1fr}
  .pricing-grid{grid-template-columns:1fr}
  .hiw-step{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
}
@media(max-width:600px){
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .hero-btns{flex-direction:column;align-items:center}
  .stats-bar{grid-template-columns:repeat(2,1fr)}
  .cta-btns{flex-direction:column;align-items:center}
}

/* ===== INTERACTIVE FEATURES ===== */

/* Interest bar on detail pages */
.interest-bar{display:flex;align-items:center;gap:8px;margin-bottom:8px;font-size:14px}

/* Interest box (sidebar widget) */
.interest-box{background:linear-gradient(135deg,rgba(94,234,212,.08),rgba(147,197,253,.05));border:1px solid rgba(94,234,212,.25);border-radius:20px;padding:22px}
.interest-box-count{display:flex;align-items:center;gap:14px;margin-bottom:14px;padding-bottom:14px;border-bottom:1px solid rgba(94,234,212,.15)}

/* Bulletin Board */
.board-header{display:flex;justify-content:space-between;align-items:flex-start;padding:36px 0 24px;flex-wrap:wrap;gap:16px}
.board-stats{display:flex;gap:24px;flex-wrap:wrap}
.board-stat{text-align:center}
.board-stat .stat-num{font-size:28px;font-weight:800;color:var(--accent);display:block}
.board-stat .stat-label{font-size:12px;color:var(--muted);white-space:nowrap}

.board-tabs{display:flex;gap:0;background:rgba(17,26,51,.6);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.board-tab{padding:9px 20px;font-size:14px;font-weight:600;color:var(--muted);text-decoration:none;transition:background .15s,color .15s}
.board-tab.active{background:linear-gradient(135deg,rgba(94,234,212,.2),rgba(147,197,253,.2));color:var(--text)}
.board-tab:hover{color:var(--text);text-decoration:none}

.bulletin-list{display:flex;flex-direction:column;gap:14px}
.bulletin-card{background:rgba(17,26,51,.82);border:1px solid var(--line);border-radius:18px;padding:22px;transition:border-color .2s}
.bulletin-card:hover{border-color:rgba(94,234,212,.4)}
.bulletin-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.bulletin-time{font-size:12px;color:var(--muted)}
.bulletin-title{font-size:17px;font-weight:700;margin:0 0 10px;line-height:1.4}
.bulletin-content{font-size:13px;color:var(--muted);margin:0 0 12px;line-height:1.6;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.bulletin-meta{display:flex;flex-wrap:wrap;gap:12px;font-size:13px;color:var(--muted);margin-bottom:14px;padding:10px 0;border-top:1px solid rgba(40,52,84,.4)}
.bulletin-footer{display:flex;justify-content:space-between;align-items:center}
.bulletin-reply-btn{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#07111f;border:0;border-radius:999px;padding:7px 18px;font-weight:700;font-size:13px;cursor:pointer;text-decoration:none}
.bulletin-reply-btn:hover{text-decoration:none;opacity:.9}

/* Type & urgency badges */
.bulletin-type{font-size:11px;padding:3px 9px;border-radius:999px;font-weight:700}
.factory-type{background:rgba(94,234,212,.15);color:var(--accent);border:1px solid rgba(94,234,212,.3)}
.warehouse-type{background:rgba(147,197,253,.15);color:var(--accent2);border:1px solid rgba(147,197,253,.3)}
.bulletin-urgency{font-size:11px;padding:3px 8px;border-radius:999px;font-weight:600}
.bulletin-urgency.urgent{background:rgba(239,68,68,.15);color:#f87171;border:1px solid rgba(239,68,68,.3)}
.bulletin-urgency.normal{background:rgba(100,116,139,.15);color:#94a3b8;border:1px solid rgba(100,116,139,.3)}
.bulletin-urgency.flexible{background:rgba(34,197,94,.12);color:#4ade80;border:1px solid rgba(34,197,94,.3)}

/* Bulletin preview on homepage */
.bulletin-preview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.bulletin-preview-card{background:rgba(17,26,51,.7);border:1px solid var(--line);border-radius:16px;padding:16px;transition:border-color .2s}
.bulletin-preview-card:hover{border-color:rgba(94,234,212,.3)}

@media(max-width:900px){
  .bulletin-preview-grid{grid-template-columns:repeat(2,1fr)}
  .board-header{flex-direction:column}
}

/* ===== LIVE SEARCH DROPDOWN ===== */
#nav-search-dropdown a { display:block; }
#nav-search-dropdown a:hover { text-decoration:none; }

/* ===== HOVER QUICK INTEREST BUTTON ===== */
.factory-card,.warehouse-card { position:relative; }
.card-qi-btn {
  position:absolute;
  bottom:14px;
  right:14px;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#07111f;
  border-radius:20px;
  padding:5px 13px;
  font-size:11px;
  font-weight:700;
  cursor:pointer;
  opacity:0;
  transform:translateY(4px);
  transition:opacity .2s,transform .2s;
  white-space:nowrap;
  pointer-events:none;
  box-shadow:0 2px 10px rgba(94,234,212,.35);
  user-select:none;
}
.factory-card:hover .card-qi-btn,
.warehouse-card:hover .card-qi-btn {
  opacity:1;
  transform:translateY(0);
  pointer-events:auto;
}

/* ===== RFQ (询价单) SYSTEM ===== */
.rfq-list { display:flex; flex-direction:column; gap:14px; }

.rfq-card {
  background:rgba(17,26,51,.82);
  border:1px solid var(--line);
  border-radius:18px;
  padding:22px;
  transition:border-color .2s,transform .15s;
}
.rfq-card:hover { border-color:rgba(94,234,212,.4); transform:translateY(-1px); }

.rfq-card-top {
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:10px;
}
.rfq-card-title {
  font-size:17px;
  font-weight:700;
  margin:0 0 10px;
  line-height:1.4;
}
.rfq-card-meta {
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  font-size:13px;
  color:var(--muted);
  margin-bottom:14px;
  padding-top:10px;
  border-top:1px solid rgba(40,52,84,.4);
}
.rfq-card-footer {
  display:flex;
  justify-content:flex-end;
}
.rfq-view-btn {
  font-size:13px;
  color:var(--accent2);
  font-weight:600;
  text-decoration:none;
}
.rfq-view-btn:hover { text-decoration:underline; }

.rfq-quote-count {
  background:rgba(147,197,253,.12);
  color:var(--accent2);
  border:1px solid rgba(147,197,253,.25);
  border-radius:999px;
  padding:3px 10px;
  font-size:12px;
  font-weight:700;
}

/* RFQ detail quote items */
.rfq-quote-item {
  background:rgba(17,26,51,.6);
  border:1px solid var(--line);
  border-radius:14px;
  padding:16px;
  margin-bottom:12px;
}
.rfq-price-tag {
  background:rgba(94,234,212,.12);
  color:var(--accent);
  border:1px solid rgba(94,234,212,.25);
  border-radius:999px;
  padding:3px 10px;
  font-size:12px;
  font-weight:700;
}

/* RFQ homepage preview */
.rfq-preview-grid {
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:14px;
}
.rfq-preview-card {
  background:rgba(17,26,51,.7);
  border:1px solid var(--line);
  border-radius:16px;
  padding:16px;
  transition:border-color .2s;
}
.rfq-preview-card:hover { border-color:rgba(147,197,253,.35); }

@media(max-width:900px) {
  .rfq-preview-grid { grid-template-columns:1fr; }
  .card-qi-btn { display:none; }
}
@media(max-width:600px){
  .bulletin-preview-grid{grid-template-columns:1fr}
  .board-tabs{flex-direction:column}
}