/* ============================================================
   Sourcing Agent China �?自定义样�?v3
   颜色令牌: --ink #0A1628 / --gold #2563EB / --sand #F8F9FA
   ============================================================ */

:root {
  --ink: #0A1628;
  --primary: #2563EB;
  --sand: #F8F9FA;
}

html { scroll-behavior: smooth; }
body { font-family: 'Manrope', system-ui, sans-serif; color: var(--ink); }
.font-display { font-family: 'Bricolage Grotesque', 'Manrope', sans-serif; }

[id] { scroll-margin-top: 120px; }

/* ---------- Layout & Spacing---------- */
.section-padding { padding: 5.5rem 1rem; }
@media (min-width: 768px) { .section-padding { padding: 7rem 2rem; } }
.section-header { text-align: center; max-width: 680px; margin: 0 auto 3.5rem; }
.section-header h2 { margin-top: 0.75rem; }
.section-tag {
  display: inline-block; font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--primary);
  background: rgba(37,99,235,.1); padding: 0.3rem 0.85rem; border-radius: 999px;
}

/* ---------- Buttons ---------- */
.btn-primary {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  background: var(--primary); color: #ffffff; font-weight: 700;
  padding: 0.85rem 2rem; border-radius: 0.75rem; font-size: 0.95rem;
  transition: transform .2s, box-shadow .2s;
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 14px 32px rgba(37,99,235,.3); }
.btn-outline {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  border: 1.5px solid rgba(37,99,235,.25); color: #fff; font-weight: 600;
  padding: 0.8rem 2rem; border-radius: 0.75rem; font-size: 0.95rem;
  transition: background .2s, border-color .2s;
}
.btn-outline:hover { background: rgba(37,99,235,.08); border-color: rgba(37,99,235,.45); }

/* ---------- Navigation ---------- */
.site-header-wrap { position: absolute; top: 0; left: 0; right: 0; z-index: 50; }

:root {
  --header-text: var(--ink);
  --header-hover-bg: rgba(37,99,235,0.07);
  --header-logo: var(--ink);
}

#mainNav {
  background-color: #fff;
  border-bottom: 1px solid rgba(0,0,0,0.05);
}

#mainNav.nav-scrolled {
  position: fixed; top: 0; left: 0; right: 0;
  --header-text: var(--ink);
  --header-hover-bg: rgba(37,99,235,0.07);
  --header-logo: var(--ink);
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  box-shadow: 0 8px 32px rgba(37,99,235, 0.10);
  animation: slideDown 0.3s ease;
}

@keyframes slideDown { from { transform: translateY(-100%); } to { transform: translateY(0); } }

#mainNav.nav-scrolled .h-20 { height: 4rem; }

.nav-link {
  display: inline-flex; align-items: center;
  padding: 0.5rem 0.85rem; border-radius: 0.5rem;
  font-weight: 600; font-size: 0.925rem; color: var(--header-text);
  transition: color .2s, background-color .2s;
}
.nav-link:hover { color: var(--header-text); background-color: var(--header-hover-bg); }

.site-logo-text { color: var(--header-logo); transition: color .3s; }
.menu-toggle-btn { color: var(--header-text); transition: color .3s; }

.has-dropdown .dropdown {
  position: absolute; top: 100%; left: 0; min-width: 250px;
  background: #fff; border: 1px solid rgba(37,99,235,.05);
  border-radius: 1rem; box-shadow: 0 20px 48px rgba(37,99,235,.15);
  padding: 0.5rem; opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity .22s, transform .22s, visibility .22s;
}
.has-dropdown:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown li a {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.6rem 0.75rem; border-radius: 0.5rem;
  font-size: 0.9rem; font-weight: 500; color: var(--ink);
  transition: background-color .15s, color .15s;
}
.dropdown li a:hover { background: var(--sand); color: var(--primary); }

.mobile-link { display: block; padding: 0.75rem 0.5rem; border-radius: 0.5rem; font-weight: 600; color: var(--ink); font-size: 1rem; }
.mobile-link:hover { background: var(--sand); }
.mobile-group button[aria-expanded="true"] .fa-chevron-down { transform: rotate(180deg); }

/* ---------- Footer ---------- */
.footer-title { color:#fff; font-weight:700; font-size:0.95rem; letter-spacing:.02em; margin-bottom:1rem; }
.footer-link { transition: color .15s; }
.footer-link:hover { color: var(--primary); }
.social-ico {
  width: 2.5rem; height: 2.5rem; border-radius: 0.6rem;
  display: inline-flex; align-items: center; justify-content: center;
  background: rgba(37,99,235,.08); color:#fff; transition: background-color .2s, color .2s;
}
.social-ico:hover { background: var(--primary); color: var(--ink); }

/* ---------- Decorations ---------- */
.text-gradient-primary {
  background: linear-gradient(135deg, #2563EB 0%, #BFDBFE 50%, #2563EB 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.bg-grid {
  background-image:
    linear-gradient(rgba(37,99,235,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,235,.04) 1px, transparent 1px);
  background-size: 48px 48px;
}

/* ---------- Hero Background Slow Zoom---------- */
.animate-hero-bg { animation: heroZoom 20s ease-in-out infinite alternate; }
@keyframes heroZoom { from { transform: scale(1.05); } to { transform: scale(1.12); } }

/* ==================== Statistics Strip==================== */
.stats-strip {
  display: grid; grid-template-columns: repeat(4, 1fr);
  background: linear-gradient(135deg, #fff, #faf9f6);
  border: 1px solid rgba(37,99,235,.06); border-radius: 1.25rem;
  box-shadow: 0 24px 56px rgba(37,99,235,.10);
  overflow: hidden;
}
.stat-item {
  text-align: center; padding: 2rem 1rem; position: relative;
}
.stat-item:not(:last-child)::after {
  content:''; position:absolute; right:0; top:20%; height:60%;
  width:1px; background: rgba(37,99,235,.08);
}
.stat-number {
  display: block; font-family: 'Bricolage Grotesque', sans-serif;
  font-size: 2.5rem; font-weight: 800; color: var(--ink); line-height: 1.1;
}
.stat-label { display: block; margin-top: 0.35rem; font-size: 0.85rem; color: var(--ink); opacity: 0.55; font-weight: 500; }

@media (max-width: 767px) {
  .stats-strip { grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(2)::after { display: none; }
  .stat-number { font-size: 2rem; }
}

/* ==================== Client Tier Cards ==================== */
.feature-card {
  position: relative; background: #fff; border-radius: 1.25rem;
  padding: 2rem 1.5rem 1.75rem; border: 1px solid rgba(37,99,235,.06);
  transition: transform .25s, box-shadow .25s;
  overflow: hidden;
}
.feature-card:hover { transform: translateY(-5px); box-shadow: 0 20px 40px rgba(37,99,235,.10); }
.feature-card-accent {
  position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--primary), #BFDBFE);
}
.feature-number {
  position: absolute; top: 1rem; right: 1.25rem;
  font-family: 'Bricolage Grotesque', sans-serif; font-size: 2.5rem; font-weight: 800;
  color: rgba(37,99,235,.06); line-height: 1;
}
.feature-icon {
  width: 3rem; height: 3rem; border-radius: 0.85rem;
  background: rgba(37,99,235,.1); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem; margin-bottom: 1.25rem;
}

/* ==================== Service Cards==================== */
.service-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; align-items: center;
  padding: 3rem 0; border-bottom: 1px solid rgba(37,99,235,.06);
}
.service-row:last-of-type { border-bottom: none; }
.service-row-reverse .service-visual { order: -1; }

@media (max-width: 1023px) {
  .service-row { grid-template-columns: 1fr; gap: 2rem; padding: 2.5rem 0; }
  .service-row-reverse .service-visual { order: 0; }
}

.service-visual {
  position: relative; border-radius: 1.25rem; overflow: hidden;
  aspect-ratio: 4/3; background: var(--sand);
}
.service-img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.service-row:hover .service-img { transform: scale(1.04); }
.service-visual-badge {
  position: absolute; bottom: 1rem; right: 1rem;
  width: 3.25rem; height: 3.25rem; border-radius: 1rem;
  background: var(--primary); color: var(--ink);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; box-shadow: 0 8px 20px rgba(37,99,235,.3);
}

.service-num {
  display: inline-block; font-family: 'Bricolage Grotesque', sans-serif;
  font-size: 3rem; font-weight: 800; color: rgba(37,99,235,.06); line-height: 1; margin-bottom: 0.5rem;
}

.service-features { list-style: none; padding: 0; margin: 0 0 1.5rem; display: flex; flex-direction: column; gap: 0.6rem; }
.service-features li { display: flex; align-items: center; gap: 0.6rem; font-size: 0.925rem; color: var(--ink); opacity: .72; }
.service-features li i { color: var(--primary); font-size: 1rem; }

.service-cta {
  display: inline-flex; align-items: center; gap: 0.35rem;
  font-weight: 700; font-size: 0.9rem; color: var(--primary); transition: gap .2s;
}
.service-cta:hover { gap: 0.6rem; }

/* 紧凑服务横向卡片 */
.compact-service {
  display: flex; align-items: center; gap: 1rem; padding: 1.5rem;
  background: var(--sand); border-radius: 1rem; border: 1px solid rgba(37,99,235,.04);
  transition: transform .2s, box-shadow .2s;
}
.compact-service:hover { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(37,99,235,.08); }
.compact-service-icon {
  width: 2.75rem; height: 2.75rem; border-radius: 0.75rem; background: rgba(37, 99, 235, 0.1);
  color: var(--primary); display: flex; align-items: center; justify-content: center;
  font-size: 1.05rem; flex-shrink: 0;
}

/* ==================== Process Track ==================== */
.process-track {
  display: flex; align-items: flex-start; justify-content: center;
  gap: 1.5rem; flex-wrap: wrap;
}
.process-node {
  flex: 1; min-width: 160px; max-width: 220px; text-align: center;
  position: relative;
}
.process-node:not(:last-child)::after {
  content: ''; position: absolute; top: 2.25rem; left: calc(50% + 1.5rem);
  width: calc(100% - 1rem); height: 2px;
  background: repeating-linear-gradient(90deg, var(--primary) 0, var(--primary) 8px, transparent 8px, transparent 16px);
}
@media (max-width: 1023px) {
  .process-node:not(:last-child)::after { display: none; }
  .process-node { max-width: 100%; }
}

.process-dot {
  width: 4rem; height: 4rem; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), #1D4ED8);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1.25rem; box-shadow: 0 8px 24px rgba(37,99,235,.3);
  position: relative; z-index: 2;
}
.process-dot-num { font-family: 'Bricolage Grotesque', sans-serif; font-size: 1.25rem; font-weight: 800; color: var(--ink); }

.process-card {
  background: #fff; border-radius: 1rem; padding: 1.25rem 1rem;
  border: 1px solid rgba(37,99,235,.06); box-shadow: 0 4px 16px rgba(37,99,235,.04);
}
.process-card-icon {
  width: 2.75rem; height: 2.75rem; border-radius: 0.75rem; background: rgba(37, 99, 235, 0.1);
  color: var(--primary); display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; margin-bottom: 0.75rem;
}
.process-card h3 { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 700; font-size: 0.95rem; margin-bottom: 0.35rem; }
.process-card p { font-size: 0.8rem; color: var(--ink); opacity: 0.55; line-height: 1.5; }

/* ==================== Enhanced Phase Overview Cards ==================== */
.phase-overview-grid {
  display: flex; align-items: stretch; justify-content: center;
  gap: 1rem; flex-wrap: wrap;
}
.phase-overview-card {
  flex: 1; min-width: 170px; max-width: 220px;
  background: #fff; border-radius: 1.25rem; padding: 1.5rem 1rem 1.25rem;
  position: relative; overflow: hidden;
  border: 1px solid rgba(0,0,0,.05);
  box-shadow: 0 4px 20px rgba(0,0,0,.04);
  transition: transform .25s, box-shadow .25s;
  text-align: center;
}
.phase-overview-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,.08); }
.phase-overview-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
}
.phase-overview-card.phase-1::before { background: linear-gradient(90deg, #2563EB, #3B82F6); }
.phase-overview-card.phase-2::before { background: linear-gradient(90deg, #0D9488, #14B8A6); }
.phase-overview-card.phase-3::before { background: linear-gradient(90deg, #D97706, #F59E0B); }
.phase-overview-card.phase-4::before { background: linear-gradient(90deg, #7C3AED, #8B5CF6); }
.phase-overview-card.phase-5::before { background: linear-gradient(90deg, #059669, #10B981); }
.phase-num-badge {
  width: 3rem; height: 3rem; border-radius: 50%; margin: 0 auto 0.75rem;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Bricolage Grotesque', sans-serif; font-size: 1.1rem; font-weight: 800; color: #fff;
  box-shadow: 0 6px 18px rgba(0,0,0,.15);
}
.phase-1 .phase-num-badge { background: linear-gradient(135deg, #2563EB, #3B82F6); }
.phase-2 .phase-num-badge { background: linear-gradient(135deg, #0D9488, #14B8A6); }
.phase-3 .phase-num-badge { background: linear-gradient(135deg, #D97706, #F59E0B); }
.phase-4 .phase-num-badge { background: linear-gradient(135deg, #7C3AED, #8B5CF6); }
.phase-5 .phase-num-badge { background: linear-gradient(135deg, #059669, #10B981); }
.phase-icon-circle {
  width: 3rem; height: 3rem; border-radius: 50%; margin: 0 auto 0.6rem;
  display: flex; align-items: center; justify-content: center; font-size: 1.1rem; color: #fff;
}
.phase-1 .phase-icon-circle { background: rgba(37,99,235,.12); color: #2563EB; }
.phase-2 .phase-icon-circle { background: rgba(13,148,136,.12); color: #0D9488; }
.phase-3 .phase-icon-circle { background: rgba(217,119,6,.12); color: #D97706; }
.phase-4 .phase-icon-circle { background: rgba(124,58,237,.12); color: #7C3AED; }
.phase-5 .phase-icon-circle { background: rgba(5,150,105,.12); color: #059669; }
.phase-overview-card h3 {
  font-family: 'Bricolage Grotesque', sans-serif; font-weight: 700; font-size: 0.9rem;
  margin-bottom: 0.25rem; color: var(--ink);
}
.phase-overview-card p {
  font-size: 0.82rem; color: var(--ink); opacity: 0.5; line-height: 1.45;
}
.phase-connector {
  display: flex; align-items: center; justify-content: center;
  width: 2rem; flex-shrink: 0;
}
.phase-connector::after {
  content: '\f054'; font-family: 'Font Awesome 6 Free'; font-weight: 900;
  font-size: 0.7rem; color: var(--ink); opacity: 0.18;
}
@media (max-width: 1023px) {
  .phase-connector { display: none; }
  .phase-overview-card { max-width: 100%; }
}

/* ==================== Enhanced Accordion Panels ==================== */
.sop-accordion {
  background: #fff; border-radius: 1.5rem; overflow: hidden;
  border: 1px solid rgba(0,0,0,.04);
  box-shadow: 0 2px 12px rgba(0,0,0,.03);
  transition: box-shadow .25s;
}
.sop-accordion:hover { box-shadow: 0 4px 20px rgba(0,0,0,.06); }
.sop-accordion.acc-phase-1 { border-left: 4px solid #2563EB; }
.sop-accordion.acc-phase-2 { border-left: 4px solid #0D9488; }
.sop-accordion.acc-phase-3 { border-left: 4px solid #D97706; }
.sop-accordion.acc-phase-4 { border-left: 4px solid #7C3AED; }
.sop-accordion.acc-phase-5 { border-left: 4px solid #059669; }
.sop-accordion-btn {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  padding: 1.25rem 1.5rem; text-align: left; transition: background .2s;
}
.sop-accordion-btn:hover { background: rgba(37,99,235,.02); }
.sop-accordion-phase-num {
  width: 2.75rem; height: 2.75rem; border-radius: 0.85rem;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
  font-family: 'Bricolage Grotesque', sans-serif; font-size: 1rem; font-weight: 800; color: #fff;
}
.acc-phase-1 .sop-accordion-phase-num { background: linear-gradient(135deg, #2563EB, #3B82F6); box-shadow: 0 4px 12px rgba(37,99,235,.25); }
.acc-phase-2 .sop-accordion-phase-num { background: linear-gradient(135deg, #0D9488, #14B8A6); box-shadow: 0 4px 12px rgba(13,148,136,.25); }
.acc-phase-3 .sop-accordion-phase-num { background: linear-gradient(135deg, #D97706, #F59E0B); box-shadow: 0 4px 12px rgba(217,119,6,.25); }
.acc-phase-4 .sop-accordion-phase-num { background: linear-gradient(135deg, #7C3AED, #8B5CF6); box-shadow: 0 4px 12px rgba(124,58,237,.25); }
.acc-phase-5 .sop-accordion-phase-num { background: linear-gradient(135deg, #059669, #10B981); box-shadow: 0 4px 12px rgba(5,150,105,.25); }
.sop-step-badge {
  display: inline-block; font-size: 0.7rem; font-weight: 600; padding: 0.25rem 0.65rem;
  border-radius: 100px; white-space: nowrap; flex-shrink: 0;
}
.acc-phase-1 .sop-step-badge { background: rgba(37,99,235,.1); color: #2563EB; }
.acc-phase-2 .sop-step-badge { background: rgba(13,148,136,.1); color: #0D9488; }
.acc-phase-3 .sop-step-badge { background: rgba(217,119,6,.1); color: #D97706; }
.acc-phase-4 .sop-step-badge { background: rgba(124,58,237,.1); color: #7C3AED; }
.acc-phase-5 .sop-step-badge { background: rgba(5,150,105,.1); color: #059669; }

/* Accordion step items */
.sop-step-item {
  display: flex; gap: 0.85rem; padding: 0.85rem 1rem;
  border-radius: 0.85rem; background: rgba(0,0,0,.012);
  border-left: 3px solid transparent;
  transition: background .2s, border-color .2s;
}
.acc-phase-1 .sop-step-item { border-left-color: rgba(37,99,235,.2); }
.acc-phase-2 .sop-step-item { border-left-color: rgba(13,148,136,.2); }
.acc-phase-3 .sop-step-item { border-left-color: rgba(217,119,6,.2); }
.acc-phase-4 .sop-step-item { border-left-color: rgba(124,58,237,.2); }
.acc-phase-5 .sop-step-item { border-left-color: rgba(5,150,105,.2); }
.acc-phase-1 .sop-step-item:hover { background: rgba(37,99,235,.04); border-left-color: #2563EB; }
.acc-phase-2 .sop-step-item:hover { background: rgba(13,148,136,.04); border-left-color: #0D9488; }
.acc-phase-3 .sop-step-item:hover { background: rgba(217,119,6,.04); border-left-color: #D97706; }
.acc-phase-4 .sop-step-item:hover { background: rgba(124,58,237,.04); border-left-color: #7C3AED; }
.acc-phase-5 .sop-step-item:hover { background: rgba(5,150,105,.04); border-left-color: #059669; }
.sop-step-num {
  width: 1.75rem; height: 1.75rem; border-radius: 0.45rem;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.7rem; flex-shrink: 0; margin-top: 0.15rem;
}
.acc-phase-1 .sop-step-num { background: rgba(37,99,235,.1); color: #2563EB; }
.acc-phase-2 .sop-step-num { background: rgba(13,148,136,.1); color: #0D9488; }
.acc-phase-3 .sop-step-num { background: rgba(217,119,6,.1); color: #D97706; }
.acc-phase-4 .sop-step-num { background: rgba(124,58,237,.1); color: #7C3AED; }
.acc-phase-5 .sop-step-num { background: rgba(5,150,105,.1); color: #059669; }

/* ==================== Flowchart ==================== */
.flowchart-card { background: white; border-radius: 1rem; border: 1px solid rgba(10,22,40,.05); box-shadow: 0 4px 6px -1px rgba(0,0,0,.02); transition: all .3s; position: relative; z-index: 10; }
.flowchart-card:hover { border-color: rgba(37,99,235,.3); box-shadow: 0 10px 15px -3px rgba(0,0,0,.05); transform: translateY(-2px); }

/* ==================== Why Us 卡片 ==================== */
.why-card {
  background: rgba(37,99,235,.04); border: 1px solid rgba(37,99,235,.08);
  border-radius: 1.25rem; padding: 1.75rem; transition: background .25s, transform .25s;
}
.why-card:hover { background: rgba(37,99,235,.08); transform: translateY(-3px); }
.why-card-icon-wrap {
  width: 2.75rem; height: 2.75rem; border-radius: 0.75rem;
  background: rgba(37,99,235,.15); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem; margin-bottom: 1rem;
}
.why-card h3 { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 700; font-size: 1.05rem; margin-bottom: 0.3rem; }
.why-card p { font-size: 0.85rem; color: rgba(37,99,235,.5); line-height: 1.5; }

/* ==================== Industry Tiles ==================== */
.industry-tile {
  display: flex; flex-direction: column; align-items: center; gap: 0.85rem;
  padding: 2rem 1rem; border-radius: 1.25rem;
  background: var(--sand); border: 1px solid rgba(37,99,235,.04);
  transition: transform .25s, background .25s, box-shadow .25s; text-decoration: none;
}
.industry-tile:hover {
  background: var(--ink); transform: translateY(-6px);
  box-shadow: 0 18px 36px rgba(37,99,235,.18);
}
.industry-icon {
  width: 3rem; height: 3rem; border-radius: 0.85rem;
  background: #fff; color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; transition: background .25s, color .25s;
}
.industry-tile:hover .industry-icon { background: rgba(37,99,235,.12); color: var(--primary); }
.industry-name { font-weight: 700; font-size: 0.88rem; color: var(--ink); transition: color .25s; }
.industry-tile:hover .industry-name { color: #fff; }

/* ==================== Testimonials ==================== */
.testimonial-card {
  background: #fff; border-radius: 1.25rem; padding: 2.25rem 1.75rem;
  border: 1px solid rgba(37,99,235,.06); position: relative;
  transition: transform .25s, box-shadow .25s;
}
.testimonial-card:hover { transform: translateY(-4px); box-shadow: 0 18px 40px rgba(37,99,235,.10); }
.testimonial-quote {
  position: absolute; top: 0.5rem; right: 1.25rem;
  font-family: 'Bricolage Grotesque', serif; font-size: 4.5rem; font-weight: 800;
  color: rgba(37,99,235,.15); line-height: 1;
}

/* ==================== Blog Cards ==================== */
.blog-card {
  background: #fff; border-radius: 1.25rem; overflow: hidden;
  border: 1px solid rgba(37,99,235,.06); transition: transform .25s, box-shadow .25s;
}
.blog-card:hover { transform: translateY(-4px); box-shadow: 0 18px 40px rgba(37,99,235,.10); }
.blog-card-img-wrap { display: block; overflow: hidden; }
.blog-card-img { width: 100%; aspect-ratio: 4/3; object-fit: cover; transition: transform .5s; }
.blog-card:hover .blog-card-img { transform: scale(1.05); }
.blog-card-body { padding: 1.5rem; }
.blog-card-tag {
  display: inline-block; font-size: 0.7rem; font-weight: 700;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--primary);
  background: rgba(37,99,235,.1); padding: 0.2rem 0.65rem; border-radius: 999px;
}
.blog-card-link { font-size: 0.85rem; font-weight: 700; color: var(--primary); transition: gap .2s; }

/* ---------- Forms ---------- */
.form-input {
  width: 100%; padding: 0.75rem 1rem; border-radius: 0.5rem;
  border: 1px solid rgba(37,99,235,.12); background: #fff;
  font-size: 0.95rem; color: var(--ink);
  transition: border-color .2s, box-shadow .2s;
}
.form-input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,.12); }

/* ---------- Reveal Animation ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in-view { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
  .animate-hero-bg { animation: none; }
  .video-play-circle-pulse { animation: none; }
}

/* ==================== Video Related ==================== */

/* 视频播放触发器覆盖层 */
.video-play-trigger {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 0.6rem; background: rgba(37,99,235,.35); opacity: 0;
  transition: opacity .3s; cursor: pointer; border: none; color: #fff;
}
.service-visual:hover .video-play-trigger,
.why-video-placeholder:hover .video-play-trigger { opacity: 1; }

.video-play-circle {
  width: 3.5rem; height: 3.5rem; border-radius: 50%;
  background: var(--primary); color: var(--ink);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; box-shadow: 0 8px 28px rgba(37,99,235,.4);
  transition: transform .2s;
}
.video-play-trigger:hover .video-play-circle { transform: scale(1.1); }

/* 脉冲动画 —�?播放Buttons外圈 */
.video-play-circle-pulse {
  width: 3.5rem; height: 3.5rem; border-radius: 50%; position: absolute;
  border: 2px solid var(--primary); animation: pulse-ring 2s ease-out infinite;
}
@keyframes pulse-ring {
  0% { transform: scale(1); opacity: .8; }
  100% { transform: scale(1.6); opacity: 0; }
}

.video-play-label {
  font-size: 0.8rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
}

/* 灯箱弹窗 */
.video-lightbox {
  position: fixed; inset: 0; z-index: 100; display: flex; align-items: center; justify-content: center;
}
.video-lightbox.hidden { display: none; }
.video-lightbox-backdrop {
  position: absolute; inset: 0; background: rgba(37,99,235,.88); backdrop-filter: blur(8px);
}
.video-lightbox-content {
  position: relative; width: min(90vw, 960px); z-index: 2;
}
.video-lightbox-close {
  position: absolute; top: -2.75rem; right: 0;
  width: 2.5rem; height: 2.5rem; border-radius: 50%;
  background: rgba(37,99,235,.15); border: none; color: #fff; font-size: 1.2rem;
  cursor: pointer; transition: background .2s; display: flex; align-items: center; justify-content: center;
}
.video-lightbox-close:hover { background: rgba(37,99,235,.3); }

/* Why Us Video Embed*/
.why-video-placeholder { transition: border-color .3s; }
.why-video-placeholder:hover { border-color: var(--primary); }

/* Why Us 亮底版本卡片 */
.why-card-light {
  background: var(--sand); border: 1px solid rgba(37,99,235,.06);
  border-radius: 1.25rem; padding: 1.75rem; transition: transform .25s, box-shadow .25s;
}
.why-card-light:hover { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(37,99,235,.10); }
.why-card-light-icon {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 1rem;
  background: rgba(37, 99, 235, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
  transition: all 0.3s ease;
}

.why-card-light:hover .why-card-light-icon {
  background: var(--primary);
  color: #ffffff;
  transform: scale(1.05) rotate(-5deg);
}
.why-card-light h3 { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 700; font-size: 1.05rem; margin-bottom: 0.3rem; color: var(--ink); }
.why-card-light p { font-size: 0.85rem; color: var(--ink); opacity: .55; line-height: 1.5; }

/* ==================== Policy Page Content ==================== */
.policy-content h2 {
  font-family: 'Bricolage Grotesque', sans-serif; font-size: 1.35rem; font-weight: 700;
  color: var(--ink); margin-top: 2.25rem; margin-bottom: 0.75rem;
}
.policy-content h2:first-of-type { margin-top: 0; }
.policy-content p {
  color: var(--ink); opacity: 0.7; line-height: 1.75; margin-bottom: 1rem;
}
.policy-content ul {
  list-style: disc; padding-left: 1.5rem; margin-bottom: 1.25rem;
  color: var(--ink); opacity: 0.7; line-height: 1.75;
}
.policy-content ul li { margin-bottom: 0.4rem; }
.policy-content a { color: var(--primary); text-decoration: underline; }
.policy-content address {
  font-style: normal; color: var(--ink); opacity: 0.7; line-height: 1.75;
}