/* WISCOON LED Lighting - Main Stylesheet
 * Non-critical CSS loaded asynchronously
 */

/* ===== ABOUT ===== */
.about-split { display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:flex-start; }
.about-text h3 { font-size:13px; color:var(--accent); font-weight:700; letter-spacing:3px; margin-bottom:10px; font-family:var(--font-en); }
.about-text h2 { font-size:28px; font-weight:800; color:var(--primary); margin-bottom:20px; line-height:1.35; }
.about-text p { font-size:15px; color:var(--text-light); margin-bottom:14px; line-height:1.85; }
.about-advantages { display:grid; grid-template-columns:repeat(2,1fr); gap:16px; margin-top:24px; }
.adv-item { display:flex; align-items:center; gap:16px; padding:22px 20px; background:var(--bg-alt); border-radius:14px; border-left:4px solid var(--gold); transition:all 0.3s; }
.adv-item:hover { background:white; box-shadow:0 4px 16px rgba(10,38,71,0.06); transform:translateX(4px); }
.adv-icon { width:48px; height:48px; border-radius:12px; background:linear-gradient(135deg,var(--gold),var(--gold-light)); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.adv-item .adv-text { display:flex; flex-direction:column; gap:3px; }
.adv-item .adv-title { font-size:16px; font-weight:800; color:var(--primary); }
.adv-item .adv-desc { font-size:13px; color:var(--text-light); line-height:1.5; }
.about-promise { margin-top:20px; padding:14px 20px; background:linear-gradient(135deg,rgba(44,120,115,0.06),rgba(212,168,67,0.06)); border-radius:10px; border-left:3px solid var(--accent); font-size:13px; font-weight:600; color:var(--primary); line-height:1.6; font-style:italic; }

/* Timeline */
.timeline-right { position:relative; padding-left:32px; }
.timeline-right::before { content:''; position:absolute; left:11px; top:0; bottom:0; width:3px; background:linear-gradient(to bottom,var(--gold),var(--accent)); border-radius:2px; }
.tl-item { position:relative; padding-bottom:32px; }
.tl-item:last-child { padding-bottom:0; }
.tl-dot { position:absolute; left:-32px; top:2px; width:22px; height:22px; border-radius:50%; background:var(--gold); border:4px solid white; box-shadow:0 0 0 3px var(--gold); z-index:1; }
.tl-year { font-size:14px; font-weight:800; color:var(--gold); }
.tl-event { font-size:15px; font-weight:700; color:var(--primary); margin-top:4px; }
.tl-desc { font-size:13px; color:var(--text-light); margin-top:4px; line-height:1.6; }

/* About Tabs */
.about-tabs-section { margin-top:64px; }
.about-tab-bar { display:flex; gap:0; margin-bottom:32px; position:relative; background:var(--bg-alt); border-radius:12px; padding:4px; }
.about-tab-btn { flex:1; padding:12px 20px; border:none; background:transparent; font-size:15px; font-weight:700; color:var(--text); cursor:pointer; transition:color 0.2s; position:relative; z-index:1; }
.about-tab-btn.active { color:var(--primary); }
.about-tab-btn:hover:not(.active) { color:var(--gold); }
.about-tab-content { display:none; }
.about-tab-content.active { display:block; }
.factory-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }
.factory-card { border-radius:var(--radius); overflow:hidden; border:1px solid var(--border); background:white; transition:all 0.3s; cursor:pointer; }
.factory-card:hover { transform:translateY(-4px); box-shadow:0 12px 40px rgba(10,38,71,0.1); }
.factory-card .fc-img { height:200px; background:linear-gradient(135deg,#E2E8F0,#CBD5E1); display:flex; align-items:center; justify-content:center; color:var(--text-light); font-size:13px; }
.factory-card .fc-info { padding:14px 16px; }
.factory-card .fc-title { font-size:14px; font-weight:700; color:var(--primary); }
.factory-card .fc-desc { font-size:12px; color:var(--text-light); margin-top:4px; }

/* ===== SCENE × PRODUCT TABS ===== */
.sp-tab-bar { display:flex; gap:0; justify-content:center; margin-bottom:40px; position:relative; background:var(--bg-alt); border-radius:12px; padding:4px; }
.sp-tab-btn { padding:12px 36px; border:none; background:transparent; font-size:15px; font-weight:700; color:var(--text); cursor:pointer; transition:color 0.2s; position:relative; z-index:1; }
.sp-tab-btn.active { color:var(--primary); }
.sp-tab-btn:hover:not(.active) { color:var(--gold); }
.sp-tab-content { display:none; }
.sp-tab-content.active { display:block; animation:fadeInUp 0.4s ease; }
@keyframes fadeInUp { from{opacity:0;transform:translateY(16px);} to{opacity:1;transform:translateY(0);} }
.sp-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.sp-card { border-radius:16px; overflow:hidden; position:relative; cursor:pointer; background:white; border:1px solid var(--border); transition:all 0.3s; }
.sp-card:hover { transform:translateY(-6px); box-shadow:0 16px 48px rgba(10,38,71,0.12); border-color:transparent; }
.sp-card.scene-card { height:220px; }
.sp-card .sp-bg { width:100%; height:100%; background-size:cover; background-position:center; transition:transform 0.5s; }
.sp-card:hover .sp-bg { transform:scale(1.06); }
.sp-card .sp-overlay { position:absolute; bottom:0; left:0; right:0; padding:20px; background:linear-gradient(transparent,rgba(10,38,71,0.92)); color:white; }
.sp-card .sp-overlay h4 { font-size:16px; font-weight:700; margin-bottom:4px; }
.sp-card .sp-overlay p { font-size:12px; opacity:0.75; }
.sp-card .sp-overlay .sp-tags { display:flex; flex-wrap:wrap; gap:4px; margin-top:8px; }
.sp-card .sp-overlay .sp-tag { font-size:10px; background:rgba(255,255,255,0.15); backdrop-filter:blur(4px); padding:3px 8px; border-radius:10px; color:white; }
.sp-card.sys-card .sp-img { height:160px; background:linear-gradient(135deg,#E2E8F0,#CBD5E1); display:flex; flex-direction:column; align-items:center; justify-content:center; color:var(--text-light); font-size:13px; position:relative; }
.sp-card.sys-card .sp-info { padding:16px; }
.sp-card.sys-card .sp-info h4 { font-size:15px; font-weight:700; color:var(--primary); margin-bottom:6px; }
.sp-card.sys-card .sp-info p { font-size:12px; color:var(--text-light); line-height:1.5; }
.sp-card.sys-card .sp-info .sp-specs { display:flex; gap:6px; flex-wrap:wrap; margin-top:10px; }
.sp-card.sys-card .sp-info .sp-spec { font-size:10px; color:var(--accent); background:#F0FDFA; padding:3px 8px; border-radius:8px; font-weight:500; }

/* ===== SERVICE & ADVANTAGE ===== */
.advantage-card-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }
.adv-card { padding:24px; background:white; border-radius:14px; text-align:center; transition:all 0.3s; border:1px solid var(--border); }
.adv-card:hover { border-color:var(--gold); background:linear-gradient(135deg,#FFFBEB,#FEF3C7); transform:translateY(-3px); box-shadow:0 8px 32px rgba(212,168,67,0.08); }
.adv-card h5 { font-size:14px; font-weight:700; color:var(--primary); margin-bottom:4px; }
.adv-card p { font-size:12px; color:var(--text-light); line-height:1.5; }

/* ===== NAV CENTER LINKS ===== */
.nav-center { display:flex; align-items:center; gap:4px; }
.nav-center a {
  color:rgba(255,255,255,0.85); text-decoration:none; font-size:14px; font-weight:600;
  padding:8px 14px; border-radius:6px; transition:all 0.2s; position:relative;
}
.nav-center a:hover { color:var(--gold); background:rgba(255,255,255,0.06); }
.nav-center a.active { color:var(--gold); }
.nav-center a.active::after {
  content:''; position:absolute; bottom:2px; left:14px; right:14px;
  height:2px; background:var(--gold); border-radius:1px;
}
.nav-center a.active { background:rgba(255,255,255,0.06); }
@media (max-width:900px) {
  .nav-center { display:none; }
}

/* ===== MOBILE MENU ACTIVE ===== */
.mobile-menu a.active { color:var(--gold); }

/* ===== CASES & TESTIMONIALS ===== */
.ct-tabs { display:inline-flex; align-items:center; gap:0; padding:4px; background:var(--bg-alt); border-radius:12px; margin-top:28px; position:relative; }
.ct-tab-btn { padding:12px 28px; border:none; background:transparent; font-size:15px; font-weight:700; color:var(--text); cursor:pointer; transition:color 0.2s; position:relative; z-index:1; }
.ct-tab-btn.active { color:var(--primary); }
.ct-tab-btn:hover:not(.active) { color:var(--gold); }
.ct-content { display:none; animation:fadeInUp 0.4s ease; }
/* 临时隐藏客户评价tab：要去掉tab-off类即可恢复 */
.ct-tab-btn.tab-off, .ct-content.tab-off { display:none !important; }
.ct-content.active { display:block; }
.case-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:24px; margin-top:36px; }
.case-card { background:white; border-radius:16px; overflow:hidden; border:1px solid var(--border); transition:all 0.3s; }
.case-card:hover { transform:translateY(-6px); box-shadow:0 16px 48px rgba(10,38,71,0.1); }
.case-img { height:200px; background:linear-gradient(135deg,#E2E8F0,#CBD5E1); display:flex; align-items:center; justify-content:center; color:rgba(255,255,255,0.8); font-size:13px; position:relative; background-color:#1A1A2E; }
.case-img[style] { background-color: unset; }
.case-img::after { content:''; position:absolute; inset:0; background:linear-gradient(transparent 40%,rgba(10,38,71,0.5)); }
.case-tag { position:absolute; top:14px; left:14px; z-index:2; padding:5px 14px; border-radius:20px; background:rgba(10,38,71,0.8); backdrop-filter:blur(4px); color:white; font-size:12px; font-weight:600; }
.case-body { padding:24px; }
.case-body h4 { font-size:16px; font-weight:700; color:var(--primary); margin-bottom:8px; }
.case-body .case-scene { font-size:13px; color:var(--accent); font-weight:600; margin-bottom:8px; }
.case-body p { font-size:13px; color:var(--text-light); line-height:1.8; }
.case-products { display:flex; gap:6px; margin-top:12px; flex-wrap:wrap; }
.case-prod-tag { font-size:11px; background:var(--bg-alt); padding:4px 10px; border-radius:6px; color:var(--text-light); font-weight:500; }
.case-scale { display:inline-flex; align-items:center; gap:6px; background:linear-gradient(135deg,#FFFBEB,#FEF3C7); padding:5px 12px; border-radius:8px; font-size:12px; font-weight:700; color:#92400E; margin-bottom:10px; border:1px solid rgba(212,168,67,0.2); }

/* Testimonials */
.testimonials-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:24px; margin-top:36px; }
.testimonial-card { background:white; border-radius:16px; padding:32px 28px; border:1px solid var(--border); transition:all 0.3s; position:relative; }
.testimonial-card:hover { transform:translateY(-4px); box-shadow:0 12px 40px rgba(10,38,71,0.08); border-color:var(--gold); }
.testimonial-card .t-quote { font-size:40px; color:var(--gold); line-height:1; margin-bottom:12px; }
.testimonial-card .t-text { font-size:14px; color:var(--text); line-height:1.8; margin-bottom:20px; }
.testimonial-card .t-author { display:flex; align-items:center; gap:12px; }
.testimonial-card .t-avatar { width:44px; height:44px; border-radius:50%; background:linear-gradient(135deg,var(--primary),var(--primary-light)); display:flex; align-items:center; justify-content:center; font-size:18px; color:white; flex-shrink:0; }
.testimonial-card .t-name { font-size:14px; font-weight:700; color:var(--primary); }
.testimonial-card .t-company { font-size:12px; color:var(--text-light); }
.testimonial-card .t-stars { color:#F59E0B; font-size:13px; margin-top:2px; }

/* Logo Wall */
.logo-wall { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; margin-top:36px; padding:28px; background:linear-gradient(135deg,#FAFBFC,#F1F5F9); border-radius:16px; border:1px solid var(--border); }
.logo-item { height:64px; border-radius:10px; background:white; border:1px solid var(--border); display:flex; align-items:center; justify-content:center; padding:10px 14px; transition:all 0.3s ease; box-shadow:0 1px 3px rgba(0,0,0,0.04); }
.logo-item:hover { border-color:var(--gold); background:white; transform:translateY(-3px); box-shadow:0 8px 24px rgba(0,0,0,0.08); }
.logo-item svg { opacity:0.75; transition:opacity 0.3s; }
.logo-item:hover svg { opacity:1; }

/* ===== BRANDS SHOWCASE (Cooperation Brands Tab) ===== */
.brands-intro {
  text-align: center;
  color: var(--text-light);
  font-size: 15px;
  margin-bottom: 32px;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}
.brands-showcase {
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.brand-group {
  text-align: center;
}
.brand-group-label {
  display: inline-block;
  padding: 5px 18px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  background: linear-gradient(135deg, #FFFBEB, #FEF3C7);
  border: 1px solid rgba(212,168,67,0.2);
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}
.brand-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.brand-logo-wrap {
  width: 180px;
  height: 90px;
  border-radius: 12px;
  background: #f8f9fb;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  transition: all 0.3s ease;
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}
.brand-logo-wrap:hover {
  border-color: var(--gold);
  background: #f8f9fb;
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}
.brand-logo-wrap img {
  max-width: 90%;
  max-height: 56px;
  object-fit: contain;
  transition: transform 0.3s;
}
.brand-logo-wrap.brand-text span {
  font-size: 22px;
  transition: filter 0.3s;
}
.brand-logo-wrap:hover img {
  transform: scale(1.05);
}
.brand-logo-wrap.brand-text {
  font-family: var(--font-en);
  font-size: 18px;
  letter-spacing: 1px;
}

/* ===== INDUSTRY SHOWCASE (Application Industries Tab) ===== */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.industry-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  display: flex;
  flex-direction: column;
}
.industry-card:hover {
  transform: translateY(-4px);
  border-color: var(--gold);
  box-shadow: 0 14px 30px rgba(10, 38, 71, 0.15);
}
.industry-card-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: linear-gradient(135deg, var(--primary), #1E4A88);
  position: relative;
}
.industry-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}
.industry-card:hover .industry-card-img img {
  transform: scale(1.07);
}
.industry-card-body {
  padding: 14px 16px 18px;
  flex: 1;
}
.industry-name {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 5px;
  letter-spacing: 0.3px;
}
.industry-desc {
  font-size: 12.5px;
  color: var(--text-light);
  line-height: 1.55;
}
@media (max-width: 900px) {
  .industry-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
}
@media (max-width: 480px) {
  .industry-grid { grid-template-columns: 1fr; }
  .industry-card-body { padding: 12px 14px 16px; }
  .industry-name { font-size: 15px; }
}

/* ===== GLOBAL MAP ===== */
.global-section { background:var(--primary); color:white; position:relative; overflow:hidden; }
.global-section::before { content:''; position:absolute; top:-50%; right:-20%; width:800px; height:800px; border-radius:50%; background:rgba(44,120,115,0.1); }
.global-content { position:relative; z-index:2; display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:center; }
.global-text h3 { font-size:13px; color:var(--gold); font-weight:700; letter-spacing:3px; margin-bottom:12px; }
.global-text h2 { font-size:32px; font-weight:800; margin-bottom:20px; line-height:1.3; }
.global-text p { font-size:15px; opacity:0.7; line-height:1.8; margin-bottom:32px; }
.global-stats { display:grid; grid-template-columns:repeat(2,1fr); gap:20px; }
.g-stat { padding:20px; background:rgba(255,255,255,0.05); border-radius:12px; border:1px solid rgba(255,255,255,0.1); }
.g-stat .g-num { font-size:32px; font-weight:900; color:var(--gold); }
.g-stat .g-label { font-size:13px; opacity:0.65; margin-top:4px; }
.global-map { height:320px; background:rgba(255,255,255,0.03); border-radius:20px; border:1px solid rgba(255,255,255,0.08); display:flex; align-items:center; justify-content:center; position:relative; overflow:hidden; }
.region-cards { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }
.region-card { padding:20px; background:rgba(255,255,255,0.06); border:1px solid rgba(255,255,255,0.1); border-radius:14px; font-size:13px; color:rgba(255,255,255,0.7); transition:all 0.3s; }
.region-card:hover { background:rgba(255,255,255,0.12); border-color:rgba(212,168,67,0.4); transform:translateY(-3px); }
.region-card .rc-header { display:flex; align-items:center; gap:8px; margin-bottom:10px; }
.region-card .rc-header strong { color:var(--gold); font-weight:700; font-size:15px; }
.region-card .rc-header .rc-flag { font-size:18px; }
.region-card .rc-countries { color:rgba(255,255,255,0.55); font-size:12px; line-height:1.7; padding-top:10px; border-top:1px solid rgba(255,255,255,0.06); }

/* ===== NEWS ===== */
.news-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.news-card { background:white; border-radius:16px; overflow:hidden; border:1px solid var(--border); transition:all 0.3s; }
.news-card:hover { transform:translateY(-4px); box-shadow:0 12px 40px rgba(10,38,71,0.08); }
.news-tag { display:inline-block; padding:4px 12px; border-radius:20px; font-size:11px; font-weight:700; margin-bottom:12px; }
.news-tag-company { background:#DBEAFE; color:#1D4ED8; }
.news-tag-industry { background:#FEE2E2; color:#DC2626; }
.news-tag-tech { background:#D1FAE5; color:#059669; }
.news-img { height:160px; display:flex; align-items:center; justify-content:center; color:rgba(255,255,255,0.6); font-size:13px; }
.news-body { padding:20px; }
.news-date { font-size:12px; color:var(--text-light); margin-bottom:8px; }
.news-body h4 { font-size:15px; font-weight:700; color:var(--primary); margin-bottom:8px; line-height:1.4; }
.news-body p { font-size:13px; color:var(--text-light); line-height:1.7; margin-bottom:12px; }
.news-link { font-size:13px; font-weight:600; color:var(--accent); text-decoration:none; transition:color 0.2s; }
.news-link:hover { color:var(--primary); }

/* ===== COOPERATION FLOW ===== */
.flow-container { position:relative; }
.flow-steps { display:flex; justify-content:space-between; position:relative; padding:40px 0 20px; }
.flow-steps::before { content:''; position:absolute; top:58px; left:8%; right:8%; height:3px; background:linear-gradient(to right,var(--gold),var(--accent)); border-radius:2px; }
.flow-step { text-align:center; flex:1; position:relative; z-index:1; }
.flow-num { width:36px; height:36px; border-radius:50%; background:var(--gold); margin:0 auto 14px; display:flex; align-items:center; justify-content:center; font-size:14px; font-weight:800; color:var(--primary); box-shadow:0 0 0 6px rgba(212,168,67,0.15); }
.flow-step h5 { font-size:14px; font-weight:700; color:var(--primary); margin-bottom:4px; }
.flow-step p { font-size:12px; color:var(--text-light); }

/* ===== FAQ ===== */
.faq-list { max-width:800px; margin:0 auto; display:flex; flex-direction:column; gap:12px; }
.faq-item { background:white; border-radius:var(--radius); border:1px solid var(--border); overflow:hidden; transition:all 0.3s; }
.faq-item:hover { box-shadow:0 4px 16px rgba(10,38,71,0.04); }
.faq-q { display:flex; align-items:center; justify-content:space-between; padding:20px 24px; cursor:pointer; font-size:15px; font-weight:600; color:var(--primary); }
.faq-q:hover { color:var(--accent); }
.faq-arrow { font-size:18px; color:var(--text-light); transition:transform 0.3s; }
.faq-item.open .faq-arrow { transform:rotate(180deg); color:var(--gold); }
.faq-a { max-height:0; overflow:hidden; transition:max-height 0.3s ease; }
.faq-a-inner { padding:0 24px 20px; font-size:14px; color:var(--text-light); line-height:1.8; }

/* ===== INQUIRY SECTION ===== */
.inquiry-section { background:white; border-radius:20px; overflow:hidden; box-shadow:0 4px 24px rgba(10,38,71,0.04); border:1px solid var(--border); }
.inquiry-tabs { display:flex; gap:0; margin-bottom:24px; position:relative; background:var(--bg-alt); border-radius:12px; padding:4px; }
.tab-slider { position:absolute; top:4px; height:calc(100% - 8px); border-radius:10px; background:var(--gold); transition:left 0.3s ease, width 0.3s ease; z-index:0; }
.inquiry-tab-btn { flex:1; padding:12px 28px; border:none; background:transparent; font-size:15px; font-weight:700; color:var(--text); cursor:pointer; transition:color 0.2s; position:relative; z-index:1; font-family:var(--font-en); }
.inquiry-tab-btn.active { color:var(--primary); }
.inquiry-tab-btn:hover:not(.active) { color:var(--gold); }
.inquiry-tab-content { display:none; padding:40px; }
.inquiry-tab-content.active { display:block; }
.form-grid { display:grid; grid-template-columns:1fr 1fr; gap:20px; }
.form-group { display:flex; flex-direction:column; gap:6px; }
.form-group.full { grid-column:span 2; }
.form-group { display:flex; flex-direction:column; gap:6px; }
.form-group.full { grid-column:span 2; }
.form-label { font-size:13px; font-weight:600; color:var(--primary); }
.form-label .required { color:#DC2626; margin-left:2px; }
.form-input, .form-select, .form-textarea { padding:12px 16px; border:2px solid var(--border); border-radius:10px; font-size:14px; color:var(--text); background:var(--bg); outline:none; transition:border-color 0.2s; font-family:inherit; }
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color:var(--gold); }
.form-textarea { resize:vertical; min-height:100px; }
.form-submit { grid-column:span 2; text-align:center; margin-top:8px; }
.form-submit .btn-primary { padding:14px 56px; font-size:16px; }
.checkbox-group { display:flex; flex-wrap:wrap; gap:10px; }
.checkbox-item { display:flex; align-items:center; gap:6px; padding:8px 14px; border:2px solid var(--border); border-radius:8px; cursor:pointer; transition:all 0.2s; font-size:13px; color:var(--text-light); font-weight:500; }
.checkbox-item:hover { border-color:var(--gold); color:var(--primary); }
.checkbox-item input { display:none; }
.checkbox-item.checked { border-color:var(--gold); background:#FFFBEB; color:var(--primary); font-weight:600; }
.checkbox-item .check-icon { width:16px; height:16px; border-radius:4px; border:2px solid var(--border); display:flex; align-items:center; justify-content:center; font-size:10px; color:transparent; transition:all 0.2s; }
.checkbox-item.checked .check-icon { background:var(--gold); border-color:var(--gold); color:var(--primary); }

/* Step Progress */
.step-progress { margin-bottom:32px; }
.step-indicators { display:flex; justify-content:center; gap:8px; margin-bottom:12px; }
.step-indicator { display:flex; align-items:center; gap:6px; font-size:13px; color:var(--text-light); font-weight:500; }
.step-indicator.active { color:var(--primary); font-weight:700; }
.step-indicator.completed .si-num { background:var(--accent); color:white; }
.step-indicator .si-num { width:28px; height:28px; border-radius:50%; background:var(--bg-alt); display:flex; align-items:center; justify-content:center; font-size:12px; font-weight:700; color:var(--text-light); transition:all 0.3s; }
.step-indicator.active .si-num { background:var(--gold); color:var(--primary); }
.step-progress-track { height:4px; background:var(--bg-alt); border-radius:2px; overflow:hidden; }
.step-progress-bar { height:100%; background:linear-gradient(to right,var(--gold),var(--accent)); border-radius:2px; transition:width 0.3s ease; }

/* Agent Tiers */
.agent-tiers { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; margin-bottom:32px; }
.tier-card { border-radius:16px; border:2px solid var(--border); padding:28px 20px; text-align:center; transition:all 0.3s; position:relative; background:white; }
.tier-card:hover { transform:translateY(-4px); box-shadow:0 12px 40px rgba(10,38,71,0.08); }
.tier-card.featured { border-color:var(--gold); background:linear-gradient(135deg,#FFFBEB,#FEF3C7); }
.tier-card.featured::before { content:'推荐'; position:absolute; top:-12px; left:50%; transform:translateX(-50%); background:var(--gold); color:var(--primary); padding:4px 16px; border-radius:12px; font-size:11px; font-weight:700; }
.tier-badge { width:52px; height:52px; border-radius:50%; margin:0 auto 14px; display:flex; align-items:center; justify-content:center; }
.tier-bronze .tier-badge { background:linear-gradient(135deg,#F5E6D3,#D4A574); }
.tier-silver .tier-badge { background:linear-gradient(135deg,#E8E8E8,#B0B0B0); }
.tier-gold .tier-badge { background:linear-gradient(135deg,#FFF8E1,#FFE082); }
.tier-strategic { border-color:var(--gold) !important; background:linear-gradient(135deg,#0A2647,#163A5F) !important; }
.tier-strategic h4 { color:var(--gold) !important; }
.tier-strategic:hover { box-shadow:0 12px 40px rgba(10,38,71,0.25); }
.tier-card h4 { font-size:17px; font-weight:800; color:var(--primary); margin-bottom:4px; }
.tier-card .tier-sub { font-size:12px; color:var(--text-light); margin-bottom:20px; }
.tier-features { list-style:none; text-align:left; margin-bottom:24px; padding:0; }
.tier-features li { padding:7px 0; font-size:13px; color:var(--text-light); display:flex; align-items:flex-start; gap:8px; border-bottom:1px solid var(--border); }
.tier-features li:last-child { border-bottom:none; }
.tier-features .check { color:var(--accent); font-weight:700; flex-shrink:0; }
.tier-submit { width:100%; padding:12px; border-radius:10px; border:2px solid var(--primary); background:white; color:var(--primary); font-size:14px; font-weight:700; cursor:pointer; transition:all 0.3s; }
.tier-submit:hover { background:var(--primary); color:white; }
.tier-card.featured .tier-submit { background:var(--primary); color:white; border-color:var(--primary); }
.tier-card.featured .tier-submit:hover { background:var(--primary-light); }
.tier-strategic .tier-submit { background:var(--gold); color:var(--primary); border-color:var(--gold); font-weight:800; }
.tier-strategic .tier-submit:hover { background:#e6b94e; }

/* ===== DOWNLOAD ===== */
.download-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:20px; max-width:1200px; margin:0 auto; }
.dl-card { background:white; border-radius:16px; padding:32px 24px; text-align:center; border:1px solid var(--border); transition:all 0.3s; display:flex; flex-direction:column; }
.dl-card:hover { transform:translateY(-4px); box-shadow:0 12px 40px rgba(10,38,71,0.08); border-color:var(--gold); }
.dl-icon { width:64px; height:64px; border-radius:18px; margin:0 auto 16px; display:flex; align-items:center; justify-content:center; }
.dl-icon-pdf { background:linear-gradient(135deg,#FEE2E2,#FECACA); }
.dl-icon-cert { background:linear-gradient(135deg,#DBEAFE,#BFDBFE); }
.dl-icon-dialux { background:linear-gradient(135deg,#D1FAE5,#A7F3D0); }
.dl-icon-all { background:linear-gradient(135deg,#0A2647,#144272); }
.dl-card h4 { font-size:15px; font-weight:700; color:var(--primary); margin-bottom:8px; }
.dl-card p { font-size:12px; color:var(--text-light); line-height:1.6; margin-bottom:16px; flex:1; }
.dl-btn { display:inline-block; padding:10px 24px; border:2px solid var(--primary); color:var(--primary); border-radius:8px; font-size:13px; font-weight:600; text-decoration:none; transition:all 0.3s; }
.dl-btn:hover { background:var(--primary); color:white; }
.dl-card.dl-all-card { background:linear-gradient(135deg,#0A2647,#144272); border-color:transparent; }
.dl-card.dl-all-card h4 { color:white; }
.dl-card.dl-all-card h4 span { color:var(--gold); }
.dl-card.dl-all-card p { color:rgba(255,255,255,0.65); }
.dl-all-form { display:flex; flex-direction:column; gap:8px; }
.dl-all-input { padding:10px 14px; border-radius:8px; border:2px solid rgba(255,255,255,0.15); background:rgba(255,255,255,0.08); color:white; font-size:13px; outline:none; font-family:inherit; }
.dl-all-input::placeholder { color:rgba(255,255,255,0.35); }
.dl-all-input:focus { border-color:var(--gold); }
.dl-all-btn { padding:10px 20px; border-radius:8px; border:none; background:var(--gold); color:var(--primary); font-size:13px; font-weight:700; cursor:pointer; transition:all 0.2s; }
.dl-all-btn:hover { background:#e6b94e; }
.dl-all-privacy { font-size:10px; color:rgba(255,255,255,0.35); margin-top:4px; }

/* ===== CHAT BOT ===== */
.chat-widget { position:fixed; bottom:28px; right:28px; z-index:9998; }
.chat-toggle { width:62px; height:62px; border-radius:50%; border:none; cursor:pointer; background:linear-gradient(135deg,#25D366,#128C7E); color:white; font-size:28px; box-shadow:0 6px 28px rgba(37,211,102,0.4); display:flex; align-items:center; justify-content:center; transition:all 0.3s; position:relative; }
.chat-toggle:hover { transform:scale(1.08); box-shadow:0 8px 36px rgba(37,211,102,0.5); }
.chat-toggle .chat-badge { position:absolute; top:-2px; right:-2px; width:20px; height:20px; border-radius:50%; background:#DC2626; color:white; font-size:11px; font-weight:700; display:flex; align-items:center; justify-content:center; border:2px solid white; animation:badgePulse 2s infinite; }
@keyframes badgePulse { 0%,100%{transform:scale(1);} 50%{transform:scale(1.15);} }
.chat-toggle.active .chat-badge { display:none; }
.chat-tooltip { position:absolute; bottom:72px; right:0; background:white; color:var(--text); padding:10px 16px; border-radius:14px; font-size:12px; line-height:1.4; box-shadow:0 4px 20px rgba(0,0,0,0.12); max-width:280px; opacity:0; transform:translateY(8px); transition:all 0.4s ease; pointer-events:none; white-space:nowrap; display:flex; align-items:center; gap:8px; }
.chat-tooltip.show { opacity:1; transform:translateY(0); pointer-events:auto; }
.chat-tooltip::after { content:''; position:absolute; bottom:0; right:24px; width:12px; height:12px; background:white; transform:45deg); box-shadow:2px 2px 4px rgba(0,0,0,0.06); }
.chat-tooltip-close { position:absolute; top:4px; right:4px; width:18px; height:18px; border:none; background:transparent; color:var(--text-light); font-size:12px; cursor:pointer; border-radius:50%; display:flex; align-items:center; justify-content:center; padding:0; line-height:1; flex-shrink:0; }
.chat-panel { position:absolute; bottom:76px; right:0; width:380px; max-height:520px; background:white; border-radius:20px; box-shadow:0 12px 56px rgba(0,0,0,0.18); display:none; flex-direction:column; overflow:hidden; transform-origin:bottom right; }
.chat-panel.open { display:flex; animation:chatPanelIn 0.3s cubic-bezier(0.34,1.56,0.64,1) forwards; }
@keyframes chatPanelIn { from{opacity:0;transform:scale(0.8) translateY(20px);} to{opacity:1;transform:scale(1) translateY(0);} }
.chat-header { background:linear-gradient(135deg,#25D366,#128C7E); color:white; padding:18px 20px; display:flex; align-items:center; justify-content:space-between; }
.chat-header-left { display:flex; align-items:center; gap:12px; }
.chat-avatar { width:40px; height:40px; border-radius:50%; background:rgba(255,255,255,0.2); display:flex; align-items:center; justify-content:center; font-size:20px; }
.chat-header-info h4 { font-size:15px; font-weight:700; }
.chat-header-info p { font-size:11px; opacity:0.8; }
.chat-online-dot { width:8px; height:8px; border-radius:50%; background:#4ADE80; display:inline-block; margin-right:4px; animation:blink 2s infinite; }
@keyframes blink { 0%,100%{opacity:1;} 50%{opacity:0.3;} }
.chat-close { width:32px; height:32px; border-radius:50%; border:none; background:rgba(255,255,255,0.15); color:white; font-size:18px; cursor:pointer; display:flex; align-items:center; justify-content:center; transition:background 0.2s; }
.chat-body { flex:1; overflow-y:auto; padding:16px; max-height:340px; display:flex; flex-direction:column; gap:12px; }
.chat-msg { max-width:82%; padding:12px 16px; border-radius:16px; font-size:13px; line-height:1.6; animation:msgIn 0.3s ease; }
@keyframes msgIn { from{opacity:0;transform:translateY(8px);} to{opacity:1;transform:translateY(0);} }
.chat-msg.bot { background:#F0FDF4; color:var(--text); align-self:flex-start; border-bottom-left-radius:4px; }
.chat-msg.bot .msg-options { display:flex; flex-direction:column; gap:6px; margin-top:10px; }
.chat-msg.bot .msg-opt { display:block; padding:8px 14px; background:white; border:1px solid #BBF7D0; border-radius:10px; font-size:12px; color:var(--primary); cursor:pointer; transition:all 0.2s; text-align:left; font-weight:500; }
.chat-msg.bot .msg-opt:hover { background:#DCFCE7; border-color:#25D366; transform:translateX(4px); }
.chat-msg.user { background:linear-gradient(135deg,#25D366,#128C7E); color:white; align-self:flex-end; border-bottom-right-radius:4px; }
.chat-msg .msg-time { font-size:10px; opacity:0.5; margin-top:4px; text-align:right; }
.chat-msg.user .msg-time { color:rgba(255,255,255,0.7); }
.chat-typing { align-self:flex-start; padding:12px 20px; background:#F0FDF4; border-radius:16px; border-bottom-left-radius:4px; display:none; align-items:center; gap:4px; }
.chat-typing.show { display:flex; }
.typing-dot { width:7px; height:7px; border-radius:50%; background:#86EFAC; animation:typingBounce 1.4s infinite; }
.typing-dot:nth-child(2) { animation-delay:0.2s; }
.typing-dot:nth-child(3) { animation-delay:0.4s; }
@keyframes typingBounce { 0%,60%,100%{transform:translateY(0);} 30%{transform:translateY(-6px);} }
.chat-input-area { padding:12px 16px; border-top:1px solid var(--border); display:flex; gap:8px; align-items:center; }
.chat-input { flex:1; padding:10px 16px; border:2px solid var(--border); border-radius:24px; font-size:13px; outline:none; transition:border-color 0.2s; font-family:inherit; }
.chat-input:focus { border-color:#25D366; }
.chat-send { width:38px; height:38px; border-radius:50%; border:none; background:linear-gradient(135deg,#25D366,#128C7E); color:white; font-size:16px; cursor:pointer; display:flex; align-items:center; justify-content:center; transition:all 0.2s; flex-shrink:0; }
.chat-send:hover { transform:scale(1.08); }

/* ===== PRODUCT MODAL ===== */
.product-modal { position:fixed; inset:0; z-index:10001; background:rgba(0,0,0,0.6); backdrop-filter:blur(6px); display:none; align-items:center; justify-content:center; padding:24px; }
.product-modal.open { display:flex; animation:fadeIn 0.3s ease; }
@keyframes fadeIn { from{opacity:0;} to{opacity:1;} }
.product-modal-inner { background:white; border-radius:20px; max-width:680px; width:100%; max-height:85vh; overflow-y:auto; position:relative; animation:modalSlideUp 0.35s ease; }
@keyframes modalSlideUp { from{opacity:0;transform:translateY(40px);} to{opacity:1;transform:translateY(0);} }
.product-modal-close { position:absolute; top:16px; right:16px; width:36px; height:36px; border-radius:50%; border:none; background:rgba(0,0,0,0.08); color:var(--text); font-size:18px; cursor:pointer; display:flex; align-items:center; justify-content:center; z-index:2; transition:all 0.2s; }
.product-modal-close:hover { background:rgba(0,0,0,0.15); }
.product-modal-img { height:260px; border-radius:20px 20px 0 0; background:linear-gradient(135deg,#E2E8F0,#CBD5E1); display:flex; align-items:center; justify-content:center; font-size:14px; color:var(--text-light); }
.product-modal-body { padding:32px; }
.product-modal-body h3 { font-size:22px; font-weight:800; color:var(--primary); margin-bottom:8px; }
.product-modal-body .pm-sub { font-size:13px; color:var(--accent); font-weight:600; margin-bottom:16px; }
.product-modal-body .pm-desc { font-size:14px; color:var(--text-light); line-height:1.8; margin-bottom:20px; }
.product-modal-body .pm-specs { display:flex; flex-wrap:wrap; gap:8px; margin-bottom:20px; }
.product-modal-body .pm-spec { font-size:12px; background:var(--bg-alt); padding:5px 12px; border-radius:8px; color:var(--text); font-weight:500; }
.product-modal-body .pm-cta { display:flex; gap:12px; flex-wrap:wrap; }
.product-modal-body .pm-cta .btn-primary { padding:12px 28px; font-size:14px; }
.product-modal-body .pm-cta .btn-outline { padding:12px 28px; font-size:14px; border:2px solid var(--border); border-radius:8px; background:white; color:var(--primary); font-weight:600; cursor:pointer; transition:all 0.2s; }
.product-modal-body .pm-cta .btn-outline:hover { border-color:var(--gold); color:var(--gold); }

/* ===== FOOTER ===== */
.footer { background:var(--primary); color:white; padding:72px 24px 0; }
.footer-grid { max-width:1200px; margin:0 auto; display:grid; grid-template-columns:2fr 1.2fr 1.5fr; gap:48px; padding-bottom:48px; border-bottom:1px solid rgba(255,255,255,0.08); }
.footer-brand h3 { font-size:20px; font-weight:900; margin-bottom:8px; }
.footer-brand .slogan { font-size:14px; opacity:0.55; margin-bottom:24px; color:rgba(255,255,255,0.7); }
.subscribe-box { background:rgba(255,255,255,0.05); border:1px solid rgba(255,255,255,0.1); border-radius:12px; padding:24px; }
.subscribe-box h5 { font-size:20px; font-weight:900; margin-bottom:8px; color:var(--gold); letter-spacing:1px; }
.subscribe-box p { font-size:12px; opacity:0.5; margin-bottom:14px; }
.sub-form { display:flex; gap:8px; }
.sub-input { flex:1; padding:10px 14px; border-radius:8px; border:1px solid rgba(255,255,255,0.15); background:rgba(255,255,255,0.05); color:white; font-size:13px; outline:none; }
.sub-input::placeholder { color:rgba(255,255,255,0.3); }
.sub-btn { padding:10px 20px; border-radius:8px; border:none; background:var(--gold); color:var(--primary); font-size:13px; font-weight:700; cursor:pointer; transition:all 0.2s; }
.sub-btn:hover { background:#e6b94e; }
.sub-privacy { font-size:11px; opacity:0.35; margin-top:10px; }
.footer h4 { font-size:15px; font-weight:700; color:var(--gold); margin-bottom:20px; }
.footer-nav a { color:rgba(255,255,255,0.65); text-decoration:none; font-size:13px; display:block; line-height:2.4; transition:color 0.2s; }
.footer-nav a:hover { color:var(--gold); }
.footer-contact p { font-size:13px; opacity:0.65; line-height:2.2; }
.footer-contact i { display:inline-block; vertical-align:middle; }
.qr-row { display:flex; gap:36px; margin-top:16px; }
.qr-item { text-align:center; }
.qr-item p { font-size:11px; opacity:0.5; margin-top:6px; }
.footer-bottom { max-width:1200px; margin:0 auto; padding:24px 0; display:flex; justify-content:space-between; align-items:center; }
.footer-bottom p { font-size:12px; opacity:0.35; }
.footer-social { display:flex; gap:10px; margin-top:24px; }
.footer-social a { width:40px; height:40px; border-radius:10px; border:1px solid rgba(255,255,255,0.12); display:flex; align-items:center; justify-content:center; color:rgba(255,255,255,0.55); text-decoration:none; transition:all 0.3s; background:rgba(255,255,255,0.04); }
.footer-social a:hover { background:var(--gold); border-color:var(--gold); color:var(--primary); transform:translateY(-2px); box-shadow:0 4px 16px rgba(212,168,67,0.3); }
.footer-social a svg { width:18px; height:18px; fill:currentColor; }

/* ===== IMAGE LAZY LOAD ===== */
img[loading="lazy"] { opacity:0; transition:opacity 0.4s ease; }
img[loading="lazy"].loaded { opacity:1; }

/* ===== RESPONSIVE ===== */
@media (max-width:1024px) {
  .about-tabs-section .factory-grid { grid-template-columns:repeat(3,1fr); }
  .advantage-card-grid { grid-template-columns:repeat(2,1fr); }
  .global-content { grid-template-columns:1fr; }
  .region-cards { grid-template-columns:repeat(2,1fr); }
  .news-grid { grid-template-columns:1fr; }
  .case-grid { grid-template-columns:1fr; }
  .testimonials-grid { grid-template-columns:1fr; }
  .hero-trust-badges { grid-template-columns:1fr; max-width:400px; }
  .hero-trust-badge .tb-icon { width:38px; height:38px; font-size:18px; }
}
@media (max-width:768px) {
  .about-split { grid-template-columns:1fr; }
  .about-text h2 { font-size:22px; }
  .about-advantages { grid-template-columns:1fr; }
  .about-tabs-section .about-tab-bar { overflow-x:auto; -webkit-overflow-scrolling:touch; }
  .about-tabs-section .about-tab-btn { flex:none; white-space:nowrap; font-size:13px; padding:12px 16px; }
  .factory-grid { grid-template-columns:repeat(2,1fr); }
  .sp-tab-bar { overflow-x:auto; -webkit-overflow-scrolling:touch; gap:0; }
  .sp-tab-btn { flex:none; white-space:nowrap; font-size:13px; padding:12px 20px; }
  .sp-grid { grid-template-columns:repeat(2,1fr); gap:12px; }
  .hero-trust-item { flex:1; min-width:70px; }
  .sp-card.scene-card { height:180px; }
  .download-grid { grid-template-columns:1fr 1fr; gap:12px; }
  .footer-grid { grid-template-columns:1fr; gap:28px; }
  .footer-bottom { flex-direction:column; gap:8px; text-align:center; }
  .qr-row { gap:20px; justify-content:center; }
  .flow-steps { flex-wrap:wrap; gap:16px; justify-content:center; }
  .flow-steps::before { display:none; }
  .form-grid { grid-template-columns:1fr; }
  .form-group.full { grid-column:span 1; }
  .agent-tiers { grid-template-columns:1fr 1fr; gap:12px; }
  .inquiry-tab-content { padding:24px 16px; }
  .inquiry-tabs { gap:8px; }
  .inquiry-tab-btn { flex:none; white-space:nowrap; font-size:13px; padding:14px 20px; }
  .chat-panel { width:calc(100vw - 32px); right:-4px; max-height:65vh; }
  .checkbox-group { gap:8px; }
  .checkbox-item { padding:6px 10px; font-size:12px; }
  .brand-logo-wrap { width:160px; height:80px; padding:10px 14px; }
  .brand-logo-wrap img { max-height:40px; }
  .logo-wall { grid-template-columns:repeat(2,1fr); gap:10px; padding:16px; }
  .product-modal { padding:12px; }
  .product-modal-inner { max-height:90vh; }
  .product-modal-img { height:180px; }
  .product-modal-body { padding:20px; }
}
@media (max-width:480px) {
  .sp-grid { grid-template-columns:1fr; }
  .sp-card.scene-card { height:200px; }
  .download-grid { grid-template-columns:1fr; }
  .advantage-card-grid { grid-template-columns:1fr; }
  .factory-grid { grid-template-columns:1fr; }
  .global-stats { grid-template-columns:1fr; }
  .region-cards { grid-template-columns:1fr; }
  .brand-row { gap:10px; }
  .brand-logo-wrap { width:calc(33.33% - 10px); height:64px; }
  .agent-tiers { grid-template-columns:1fr; }
}

/* ===== TRUSTBAR (Certification Bar) ===== */
.trustbar-section { padding:20px 0; background:linear-gradient(135deg,#080E1A,#0D1829); border-bottom:1px solid rgba(212,168,67,0.2); }
.trustbar-container { max-width:1200px; margin:0 auto; padding:0 24px; display:flex; align-items:center; gap:28px; flex-wrap:wrap; justify-content:center; }
.trustbar-label { display:flex; align-items:center; gap:8px; font-size:13px; font-weight:700; color:white; white-space:nowrap; letter-spacing:0.3px; }
.trustbar-logos { display:flex; align-items:center; gap:8px; flex-wrap:wrap; }
.trustbar-cert { display:flex; align-items:center; gap:6px; padding:6px 12px; border-radius:8px; background:rgba(255,255,255,0.06); border:1px solid rgba(255,255,255,0.12); transition:all 0.3s; cursor:default; box-shadow:0 1px 4px rgba(0,0,0,0.3); }
.trustbar-cert:hover { background:rgba(255,255,255,0.14); border-color:rgba(212,168,67,0.5); transform:translateY(-2px); box-shadow:0 4px 12px rgba(0,0,0,0.4); }
.cert-badge { display:inline-flex; align-items:center; justify-content:center; width:32px; height:32px; border-radius:6px; color:white; font-size:10px; font-weight:800; font-family:var(--font-en); letter-spacing:-0.3px; box-shadow:0 0 8px rgba(255,255,255,0.15); border:1px solid rgba(255,255,255,0.3); text-shadow:0 1px 2px rgba(0,0,0,0.3); }
.cert-name { font-size:12px; font-weight:700; color:white; font-family:var(--font-en); letter-spacing:0.5px; text-shadow:0 1px 3px rgba(0,0,0,0.5); }
@media(max-width:768px) {
  .trustbar-container { gap:12px; padding:0 16px; }
  .trustbar-logos { gap:6px; justify-content:center; }
  .trustbar-cert { padding:4px 8px; }
  .cert-badge { width:26px; height:26px; font-size:9px; }
  .cert-name { font-size:11px; }
}

/* ===== BATCH INQUIRY TABLE ===== */
.sp-tab-content { min-height:400px; }
#inquiryTable td input, #inquiryTable td select { font-size:13px; padding:8px 10px; }
#inquiryTable tr { transition:background 0.2s; }
#inquiryTable tbody tr:hover { background:rgba(212,168,67,0.04); }

/* ===== CART BADGE ===== */
.cart-badge {
  position:absolute; top:-6px; right:-6px;
  background:#EF4444; color:white; border-radius:10px;
  font-size:10px; font-weight:700; min-width:18px; height:18px;
  display:none; align-items:center; justify-content:center;
  padding:0 5px; z-index:1; line-height:1;
}
.cart-count { font-weight:700; color:var(--primary); }

/* ===== CART SIDEBAR ===== */
.cart-sidebar {
  position:fixed; top:0; right:-420px; width:400px; max-width:90vw;
  height:100vh; height:100dvh; z-index:10003;
  background:white; box-shadow:-4px 0 24px rgba(0,0,0,0.12);
  transition:right 0.35s ease; display:flex; flex-direction:column;
}
.cart-sidebar.open { right:0; }
.cart-sidebar-header {
  display:flex; align-items:center; justify-content:space-between;
  padding:20px 24px; border-bottom:1px solid var(--border); flex-shrink:0;
}
.cart-sidebar-header h3 { font-size:16px; font-weight:700; color:var(--primary); margin:0; }
.cart-sidebar-close { width:32px; height:32px; border-radius:50%; border:none; background:var(--bg-alt); font-size:16px; cursor:pointer; display:flex; align-items:center; justify-content:center; transition:background 0.2s; }
.cart-sidebar-close:hover { background:var(--border); }
.cart-sidebar-body { flex:1; overflow-y:auto; padding:20px 24px; }
.cart-empty { text-align:center; padding:40px 0; color:var(--text-light); font-size:14px; display:none; }
.cart-empty.show { display:block; }
.cart-item { display:flex; align-items:center; justify-content:space-between; padding:12px 0; border-bottom:1px solid var(--border); gap:8px; }
.cart-item-name { font-size:13px; font-weight:600; color:var(--primary); }
.cart-item-spec { font-size:11px; color:var(--text-light); margin-top:2px; }
.cart-item-actions { display:flex; align-items:center; gap:6px; flex-shrink:0; }
.cart-qty-btn { width:28px; height:28px; border-radius:6px; border:1px solid var(--border); background:white; font-size:14px; cursor:pointer; display:flex; align-items:center; justify-content:center; transition:all 0.2s; }
.cart-qty-btn:hover { border-color:var(--gold); color:var(--gold); }
.cart-qty-num { font-size:14px; font-weight:700; color:var(--primary); min-width:20px; text-align:center; }
.cart-remove-btn { width:28px; height:28px; border-radius:6px; border:none; background:transparent; color:#CBD5E1; font-size:14px; cursor:pointer; display:flex; align-items:center; justify-content:center; transition:color 0.2s; }
.cart-remove-btn:hover { color:#EF4444; }
.cart-sidebar-footer { padding:20px 24px; border-top:1px solid var(--border); flex-shrink:0; display:none; }
.cart-sidebar-footer.show { display:block; }
.cart-footer-total { font-size:14px; color:var(--text-light); margin-bottom:12px; text-align:center; }
.cart-footer-total strong { color:var(--primary); font-size:18px; }
.cart-footer-btn { width:100%; padding:14px; border-radius:10px; border:none; background:var(--gold); color:var(--primary); font-size:15px; font-weight:700; cursor:pointer; transition:background 0.2s; font-family:inherit; }
.cart-footer-btn:hover { background:#e6b94e; }

/* ===== CART TOAST ===== */
.cart-toast {
  position:fixed; bottom:80px; left:50%; transform:translateX(-50%) translateY(20px);
  background:var(--primary); color:white; padding:12px 24px; border-radius:10px;
  font-size:14px; font-weight:600; z-index:10004;
  opacity:0; transition:opacity 0.3s ease, transform 0.3s ease; pointer-events:none;
}
.cart-toast.show { opacity:1; transform:translateX(-50%) translateY(0); }

/* ===== ADD-TO-CART BTN ON PRODUCT CARDS ===== */
.sp-card .add-cart-btn {
  position:absolute; bottom:12px; left:50%; transform:translateX(-50%) translateY(8px);
  background:var(--gold); color:var(--primary); border:none;
  padding:8px 20px; border-radius:8px; font-size:13px; font-weight:700;
  cursor:pointer; opacity:0; transition:all 0.25s ease; font-family:inherit;
  box-shadow:0 4px 16px rgba(212,168,67,0.3);
  display:inline-flex; align-items:center; gap:5px; white-space:nowrap;
}
.sp-card:hover .add-cart-btn { opacity:1; transform:translateX(-50%) translateY(0); }
.sp-card .add-cart-btn:hover { background:#e6b94e; }
.sys-card .add-cart-btn {
  display:inline-flex; align-items:center; gap:5px; margin-top:12px; background:var(--gold); color:var(--primary);
  padding:8px 20px; border-radius:8px; font-size:13px; font-weight:700;
  cursor:pointer; border:none; transition:all 0.2s; font-family:inherit;
  white-space:nowrap;
}
.sys-card .add-cart-btn:hover { background:#e6b94e; }

/* ===== SCENE CARD HOVER OVERLAY IMPROVEMENT ===== */
.sp-card.scene-card { overflow:hidden; }
.sp-card.scene-card .add-cart-btn {
  background:rgba(212,168,67,0.95); backdrop-filter:blur(4px);
}

/* ===== CERTIFICATIONS & HONORS ===== */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 32px;
}
.cert-card {
  background: white;
  border: 1px solid var(--border, #E2E8F0);
  border-radius: 16px;
  padding: 28px 24px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.cert-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(10,38,71,0.08);
}
.cert-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.cert-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--primary, #0A2647);
  margin-bottom: 8px;
}
.cert-desc {
  font-size: 13px;
  color: var(--text-light, #64748B);
  line-height: 1.6;
}
@media (max-width: 768px) {
  .cert-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .cert-card { padding: 20px 16px; }
  .cert-icon svg { width: 32px; height: 32px; }
  .cert-name { font-size: 14px; }
  .cert-desc { font-size: 12px; }
}
@media (max-width: 480px) {
  .cert-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .cert-card { padding: 16px 12px; }
}

/* ===== ACCESSIBILITY (a11y) ===== */
*:focus-visible {
  outline: 2px solid var(--primary, #0A2647);
  outline-offset: 2px;
  border-radius: 4px;
}
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--primary, #0A2647);
  outline-offset: 2px;
}
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}