/* ========== Reset & Base ========== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: #1a202c;
  background: #f5f6f8;
  line-height: 1.6;
  font-size: 15px;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* iOS滚动锁定：抽屉打开时body固定，防止橡皮筋穿透 */
body.lock-scroll {
  position: fixed;
  width: 100%;
  left: 0;
  overflow: hidden;
  touch-action: none;
}

/* ========== Color System (商务大气深紫蓝系 - 升级版) ========== */
:root {
  --primary: #5638F2;
  --primary-dark: #3E28CF;
  --primary-light: #7456F7;
  --accent: #7C5CFF;
  --accent-light: #F0ECFF;
  --bg: #F6F7FB;
  --bg-dark: #EEF0F7;
  --card: #ffffff;
  --text: #17172E;
  --text-secondary: #4A4A66;
  --text-muted: #8989A3;
  --border: #ECEEF5;
  --success: #10B981;
  --shadow-sm: 0 1px 3px rgba(23, 23, 46, 0.04);
  --shadow: 0 8px 24px rgba(86, 56, 242, 0.07);
  --shadow-lg: 0 20px 48px rgba(86, 56, 242, 0.12);
  --shadow-xl: 0 32px 72px rgba(86, 56, 242, 0.16);
  --radius: 10px;
  --radius-lg: 18px;
  --container: 1320px;
}

/* ========== Layout ========== */
.container { max-width: var(--container); margin: 0 auto; padding: 0 28px; }
.section { padding: 104px 0; }
.section-extra-padding { padding: 72px 0 12px; }
.section-title {
  text-align: center;
  margin-bottom: 64px;
  position: relative;
}
.section-title-tag {
  display: inline-flex;
  align-items: center;
  padding: 5px 16px;
  border-radius: 20px;
  background: var(--accent-light);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.3px;
  margin-bottom: 16px;
}
.section-title h2 {
  font-size: 38px;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 14px;
  letter-spacing: -0.6px;
  line-height: 1.25;
}
.section-title p {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.8;
}
.section-title-more {
  display: inline-block;
  margin-top: 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  transition: transform 0.2s;
}
.section-title-more:hover { transform: translateX(3px); }

/* ========== Header & Navigation ========== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 210;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  transition: all 0.28s ease;
  border-bottom: 1px solid transparent;
}
.header.scrolled {
  background: rgba(255,255,255,0.96);
  border-bottom-color: var(--border);
  box-shadow: 0 6px 24px rgba(23,23,46,0.05);
}
.nav {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: height 0.28s ease;
}
.header.scrolled .nav { height: 64px; }
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-logo-mark {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  font-size: 16px;
  box-shadow: 0 6px 14px rgba(86, 56, 242, 0.28);
}
.nav-logo-text {
  font-size: 19px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: 0.3px;
}
.nav-menu {
  display: flex;
  align-items: center;
}
.nav-menu .mobile-drawer-header,
.nav-menu .mobile-cta-box,
.nav-menu .mnl-arrow {
  display: none;
}
.mobile-nav-links {
  display: flex;
  align-items: center;
  gap: 40px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.mobile-nav-links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.2s;
  position: relative;
}
.mobile-nav-links a:hover,
.mobile-nav-links a.active { color: var(--primary); }
.mobile-nav-links a.active::after {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: -28px;
  width: 24px;
  height: 3px;
  background: var(--primary);
  border-radius: 3px;
}
.header.scrolled .mobile-nav-links a.active::after { bottom: -22px; }
.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav-cta .btn-ghost {
  padding: 9px 20px;
  color: var(--text-secondary);
  font-weight: 600;
  border-radius: var(--radius);
  transition: all 0.2s;
  font-size: 14.5px;
}
.nav-cta .btn-ghost:hover { background: var(--accent-light); color: var(--primary); }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 30px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius);
  transition: all 0.24s cubic-bezier(0.4, 0, 0.2, 1);
  white-space: nowrap;
  line-height: 1;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  color: #fff;
  box-shadow: 0 8px 18px rgba(86, 56, 242, 0.24);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(86, 56, 242, 0.34);
  filter: brightness(1.04);
}
.btn-primary:active { transform: translateY(0); box-shadow: 0 6px 14px rgba(86, 56, 242, 0.22); }
.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(86, 56, 242, 0.18);
}
.btn-lg {
  padding: 16px 38px;
  font-size: 16px;
  border-radius: 11px;
}

/* ========== Mobile Nav Toggle ========== */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  background: transparent;
  border: none;
  cursor: pointer;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.2s ease;
  transform-origin: center;
}
.nav-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ========== Hero Section (升级版 - 大气商务) ========== */
.hero {
  background: linear-gradient(160deg, #2E18A8 0%, #3C1FC9 25%, #5638F2 60%, #7C5CFF 100%);
  color: #fff;
  padding: 132px 0 140px;
  position: relative;
  overflow: hidden;
  margin-top: 0;
}
.hero-bg-decoration {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(40px);
}
.hero-glow-1 {
  top: -10%; right: -5%;
  width: 580px; height: 580px;
  background: radial-gradient(circle, rgba(124, 92, 255, 0.55) 0%, rgba(124,92,255,0) 65%);
}
.hero-glow-2 {
  bottom: -30%; left: -10%;
  width: 620px; height: 620px;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0) 65%);
}
.hero-grid-pattern {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
  opacity: 0.6;
}
.hero-container { position: relative; z-index: 2; }
.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 64px;
  align-items: center;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.22);
  backdrop-filter: blur(6px);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  color: #fff;
  margin-bottom: 28px;
}
.hero-tag-dot {
  width: 7px; height: 7px;
  background: #6EE7B7;
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(110, 231, 183, 0.18);
  animation: pulseDot 2s infinite;
}
@keyframes pulseDot {
  0%,100% { box-shadow: 0 0 0 4px rgba(110, 231, 183, 0.18); }
  50% { box-shadow: 0 0 0 7px rgba(110, 231, 183, 0.08); }
}
.hero-title {
  font-size: 60px;
  font-weight: 800;
  line-height: 1.12;
  margin-bottom: 26px;
  letter-spacing: -1.6px;
  color: #fff;
}
.hero-title-accent {
  background: linear-gradient(135deg, #E8DEFF 0%, #FFFFFF 60%, #FFE9C7 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  position: relative;
}
.hero-desc {
  font-size: 17px;
  line-height: 1.9;
  color: rgba(255,255,255,0.82);
  margin-bottom: 40px;
  max-width: 580px;
  font-weight: 400;
}
.hero-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 56px;
  flex-wrap: wrap;
}
.hero-actions .btn-primary {
  background: #fff;
  color: var(--primary);
  box-shadow: 0 14px 32px rgba(0,0,0,0.14);
}
.hero-actions .btn-primary:hover {
  background: #F7F4FF;
  color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 18px 40px rgba(0,0,0,0.18);
}
.hero-actions .btn-outline {
  color: #fff;
  border-color: rgba(255,255,255,0.5);
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(4px);
}
.hero-actions .btn-outline:hover {
  background: rgba(255,255,255,0.16);
  border-color: #fff;
  color: #fff;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
  padding-top: 0;
  border-top: none;
}
.hero-stat { flex: 1; padding: 0; }
.hero-stat-divider {
  width: 1px;
  height: 44px;
  background: rgba(255,255,255,0.18);
  margin: 0 12px;
}
.hero-stat .num-wrap {
  display: inline-flex;
  align-items: baseline;
  flex-wrap: nowrap;
}
.hero-stat .num {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 4px;
  color: #fff;
  letter-spacing: -1px;
  display: inline-block;
}
.hero-stat .num-plus,
.hero-stat .num-unit {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  margin-left: 2px;
}
.hero-stat .num-dot {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
}
.hero-stat .num-percent {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  margin-left: 2px;
}
.hero-stat .label {
  font-size: 13.5px;
  color: rgba(255,255,255,0.68);
  margin-top: 2px;
  font-weight: 500;
}
.hero-visual {
  position: relative;
}
/* 浮动卡片 */
.hero-float-card {
  position: absolute;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(10px);
  border-radius: 14px;
  box-shadow: 0 18px 44px rgba(60,31,201,0.28);
  border: 1px solid rgba(255,255,255,0.6);
  animation: floatY 4s ease-in-out infinite;
}
.hero-float-card--tl { top: -24px; left: -40px; }
.hero-float-card--br { bottom: -8px; right: -24px; animation-delay: 1.2s; }
.fc-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, #EEEAFF 0%, #DCD2FB 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}
.fc-icon.green {
  background: linear-gradient(135deg, #D1FAE5 0%, #A7F3D0 100%);
}
.fc-label { font-size: 12px; color: var(--text-muted); margin-bottom: 2px; }
.fc-val { font-size: 15px; font-weight: 700; color: var(--text); }
.fc-val.up { color: #059669; }
@keyframes floatY {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
/* 主驾驶舱卡片 */
.hero-card {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255,255,255,0.55);
  border-radius: 20px;
  padding: 28px 28px 26px;
  box-shadow: 0 40px 90px rgba(60,31,201,0.38);
  position: relative;
  z-index: 2;
}
.hero-card-top {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 14px;
  margin-bottom: 22px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
}
.hero-card-dots {
  display: flex;
  gap: 6px;
}
.hero-card-dots span {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: #EEEAFB;
}
.hero-card-dots span:nth-child(1) { background: #FF6B6B; }
.hero-card-dots span:nth-child(2) { background: #FFD166; }
.hero-card-dots span:nth-child(3) { background: #6EE7B7; }
.hero-card-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  flex: 1;
}
.hero-card-badge {
  font-size: 12px;
  padding: 5px 12px;
  background: #D1FAE5;
  border-radius: 100px;
  color: #065F46;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.badge-dot {
  width: 6px; height: 6px;
  background: #10B981;
  border-radius: 50%;
  animation: pulseDot 1.8s infinite;
}
.hero-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}
.hero-metric {
  background: linear-gradient(135deg, #FAFAFE 0%, #F3F0FD 100%);
  border: 1px solid #EDEAF9;
  padding: 14px 14px 12px;
  border-radius: 12px;
  position: relative;
  overflow: hidden;
}
.hero-metric::after {
  content: '';
  position: absolute;
  top: -30%; right: -20%;
  width: 80px; height: 80px;
  background: radial-gradient(circle, rgba(86,56,242,0.08) 0%, transparent 70%);
  border-radius: 50%;
}
.hero-metric .m-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 8px;
  font-weight: 500;
}
.hero-metric .m-val {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 4px;
  color: var(--text);
  letter-spacing: -0.3px;
}
.hero-metric .m-trend {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text-muted);
}
.hero-metric .m-trend.up { color: #059669; }
/* 柱状图 */
.hero-chart {
  margin-bottom: 20px;
  padding: 16px 12px 10px;
  background: linear-gradient(135deg, #FAFAFE 0%, #F3F0FD 100%);
  border: 1px solid #EDEAF9;
  border-radius: 12px;
}
.chart-bars {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  height: 80px;
  gap: 6px;
}
.chart-bars span {
  flex: 1;
  background: linear-gradient(180deg, var(--accent) 0%, var(--primary) 100%);
  border-radius: 5px 5px 2px 2px;
  transition: all 0.3s;
  animation: barGrow 1.2s ease-out both;
}
.chart-bars span:nth-child(1) { animation-delay: .05s }
.chart-bars span:nth-child(2) { animation-delay: .1s }
.chart-bars span:nth-child(3) { animation-delay: .15s }
.chart-bars span:nth-child(4) { animation-delay: .2s }
.chart-bars span:nth-child(5) { animation-delay: .25s }
.chart-bars span:nth-child(6) { animation-delay: .3s }
.chart-bars span:nth-child(7) { animation-delay: .35s }
.chart-bars span:nth-child(8) { animation-delay: .4s }
.chart-bars span:nth-child(9) { animation-delay: .45s }
.chart-bars span:nth-child(10) { animation-delay: .5s }
.chart-bars span:nth-child(11) { animation-delay: .55s }
.chart-bars span:nth-child(12) { animation-delay: .6s }
@keyframes barGrow {
  from { transform: scaleY(0); transform-origin: bottom; opacity: 0.3; }
  to { transform: scaleY(1); transform-origin: bottom; opacity: 1; }
}
.chart-bars span:hover {
  background: linear-gradient(180deg, #9579FF 0%, #6140F4 100%);
  box-shadow: 0 4px 10px rgba(86,56,242,0.28);
}
.hero-progress-block {
  padding: 16px 18px;
  background: linear-gradient(135deg, #FAFAFE 0%, #F3F0FD 100%);
  border: 1px solid #EDEAF9;
  border-radius: 12px;
}
.hero-progress {
  background: #E7E1FB;
  border-radius: 5px;
  height: 8px;
  overflow: hidden;
  margin-bottom: 8px;
}
.hero-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 5px;
  position: relative;
}
.hero-progress-bar::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.35), transparent);
  background-size: 200% 100%;
  animation: shimmer 2.4s linear infinite;
}
@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.hero-progress-label {
  font-size: 12.5px;
  color: var(--text-secondary);
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  font-weight: 600;
}

/* ========== Logo Wall ========== */
.logo-wall {
  background: var(--bg);
}
.logo-wall-title {
  text-align: center;
  font-size: 15px;
  color: var(--text-muted);
  font-weight: 500;
  margin-bottom: 32px;
  line-height: 1.8;
}
.logo-wall-title strong {
  color: var(--primary);
  font-weight: 800;
  font-size: 17px;
  margin: 0 4px;
}
.logo-grid {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.logo-item {
  background: #fff;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.24s;
  position: relative;
}
.logo-item span {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--text-muted);
  transition: all 0.24s;
  letter-spacing: 0.2px;
}
.logo-item:hover {
  background: var(--accent-light);
  z-index: 2;
}
.logo-item:hover span {
  color: var(--primary);
  transform: scale(1.05);
}

/* ========== Products & Advantages 升级 ========== */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.product-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 30px 26px 28px;
  display: flex;
  flex-direction: column;
  transition: all 0.32s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}
.product-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--primary), var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}
.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(86,56,242,0.2);
}
.product-card:hover::before { opacity: 1; }
.product-icon {
  width: 58px;
  height: 58px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin-bottom: 20px;
  position: relative;
  transition: transform 0.3s;
}
.product-icon::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  transition: opacity 0.3s;
}
.product-card:hover .product-icon { transform: translateY(-2px) scale(1.05); }
.product-card:hover .product-icon::after { opacity: 1; }
.product-icon--s {
  background: linear-gradient(135deg, #EEEAFF 0%, #DCD2FB 100%);
  color: #5638F2;
}
.product-icon--s::after { background: radial-gradient(circle at 30% 20%, rgba(124,92,255,0.25), transparent 60%); }
.product-icon--c {
  background: linear-gradient(135deg, #E0F2FE 0%, #BAE6FD 100%);
  color: #0369A1;
}
.product-icon--c::after { background: radial-gradient(circle at 30% 20%, rgba(59,130,246,0.22), transparent 60%); }
.product-icon--l {
  background: linear-gradient(135deg, #DCFCE7 0%, #BBF7D0 100%);
  color: #065F46;
}
.product-icon--l::after { background: radial-gradient(circle at 30% 20%, rgba(16,185,129,0.22), transparent 60%); }
.product-icon--f {
  background: linear-gradient(135deg, #FFEDD5 0%, #FED7AA 100%);
  color: #C2410C;
}
.product-icon--f::after { background: radial-gradient(circle at 30% 20%, rgba(249,115,22,0.22), transparent 60%); }
.product-icon--shop {
  background: linear-gradient(135deg, #FCE7F3 0%, #FBCFE8 100%);
  color: #BE185D;
}
.product-icon--shop::after { background: radial-gradient(circle at 30% 20%, rgba(236,72,153,0.22), transparent 60%); }
.product-icon--store {
  background: linear-gradient(135deg, #CFFAFE 0%, #A5F3FC 100%);
  color: #0E7490;
}
.product-icon--store::after { background: radial-gradient(circle at 30% 20%, rgba(14,165,233,0.22), transparent 60%); }
.product-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
  line-height: 1.4;
}
.product-subtitle {
  font-size: 13px;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--border);
  letter-spacing: 0.2px;
}
.product-card .product-desc {
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 16px;
  flex: 1;
}
.product-features { margin-bottom: 20px; }
.product-features li {
  font-size: 13.5px;
  color: var(--text-secondary);
  padding: 6px 0 6px 20px;
  position: relative;
  line-height: 1.5;
}
.product-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 6px;
  color: var(--success);
  font-weight: 700;
  font-size: 13px;
}
.product-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 10px 16px;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--primary);
  background: var(--accent-light);
  border-radius: 10px;
  align-self: flex-start;
  transition: all 0.24s;
}
.product-link svg { transition: transform 0.2s; }
.product-card:hover .product-link {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  color: #fff;
  box-shadow: 0 8px 18px rgba(86,56,242,0.26);
}
.product-card:hover .product-link svg { transform: translateX(3px); }

/* 优势卡片升级 */
.advantages { background: linear-gradient(180deg, #fff 0%, var(--bg) 100%); }
.adv-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.adv-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 34px 30px;
  transition: all 0.32s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}
.adv-item::after {
  content: '';
  position: absolute;
  top: -60%; right: -40%;
  width: 260px; height: 260px;
  background: radial-gradient(circle, rgba(86,56,242,0.08) 0%, transparent 65%);
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.3s;
}
.adv-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(86,56,242,0.18);
}
.adv-item:hover::after { opacity: 1; }
.adv-icon {
  width: 58px;
  height: 58px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
  transition: transform 0.3s;
}
.adv-item:hover .adv-icon { transform: scale(1.08) rotate(-2deg); }
.adv-icon--a1 {
  background: linear-gradient(135deg, #FEF3C7 0%, #FDE68A 100%);
  color: #B45309;
  box-shadow: 0 8px 16px rgba(245,158,11,0.18);
}
.adv-icon--a2 {
  background: linear-gradient(135deg, #DBEAFE 0%, #BFDBFE 100%);
  color: #1E40AF;
  box-shadow: 0 8px 16px rgba(59,130,246,0.18);
}
.adv-icon--a3 {
  background: linear-gradient(135deg, #EEEAFF 0%, #DDD6FE 100%);
  color: #5B21B6;
  box-shadow: 0 8px 16px rgba(139,92,246,0.18);
}
.adv-icon--a4 {
  background: linear-gradient(135deg, #CFFAFE 0%, #A5F3FC 100%);
  color: #0E7490;
  box-shadow: 0 8px 16px rgba(14,165,233,0.18);
}
.adv-icon--a5 {
  background: linear-gradient(135deg, #FCE7F3 0%, #FBCFE8 100%);
  color: #9D174D;
  box-shadow: 0 8px 16px rgba(236,72,153,0.18);
}
.adv-icon--a6 {
  background: linear-gradient(135deg, #D1FAE5 0%, #A7F3D0 100%);
  color: #065F46;
  box-shadow: 0 8px 16px rgba(16,185,129,0.18);
}
.adv-item h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}
.adv-item p {
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--text-secondary);
  position: relative;
  z-index: 1;
}

/* ========== Page Hero (内页) ========== */
.page-hero {
  background: linear-gradient(135deg, #3C1FC9 0%, #5638F2 70%, #7C5CFF 100%);
  color: #fff;
  padding: 72px 0 96px;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  top: -80%; right: -5%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(255,255,255,0.10) 0%, rgba(255,255,255,0) 65%);
  border-radius: 50%;
}
.page-hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  text-align: center;
}
.page-hero-breadcrumb {
  font-size: 13px;
  color: rgba(255,255,255,0.7);
  margin-bottom: 18px;
  font-weight: 500;
}
.page-hero-breadcrumb a { color: rgba(255,255,255,0.7); transition: color 0.2s; }
.page-hero-breadcrumb a:hover { color: #fff; }
.page-hero-breadcrumb span { margin: 0 8px; color: rgba(255,255,255,0.35); }
.page-hero h1 {
  font-size: 40px;
  font-weight: 800;
  margin-bottom: 14px;
  letter-spacing: -0.8px;
  color: #fff;
}
.page-hero p {
  font-size: 16px;
  color: rgba(255,255,255,0.82);
  max-width: 620px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ========== Products Section (首页) ========== */
.products-preview {
  padding: 40px 0 16px;
}

/* ========== CTA Section 升级版 ========== */
.cta-section {
  background: linear-gradient(150deg, #2E18A8 0%, #3C1FC9 30%, #5638F2 70%, #7C5CFF 100%);
  padding: 92px 0 88px;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -50%; left: 50%;
  transform: translateX(-50%);
  width: 1000px; height: 1000px;
  background: radial-gradient(circle, rgba(255,255,255,0.09) 0%, rgba(255,255,255,0) 65%);
  border-radius: 50%;
}
.cta-section::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at center, black 15%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 15%, transparent 80%);
  opacity: 0.8;
}
.cta-content {
  position: relative;
  z-index: 2;
  max-width: 920px;
  margin: 0 auto;
  padding: 0 24px;
  text-align: center;
}
.cta-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.22);
  border-radius: 100px;
  font-size: 13px;
  color: rgba(255,255,255,0.88);
  margin-bottom: 20px;
  font-weight: 500;
  backdrop-filter: blur(4px);
}
.cta-section h2 {
  font-size: 40px;
  font-weight: 800;
  margin-bottom: 14px;
  color: #fff;
  letter-spacing: -1px;
  line-height: 1.22;
}
.cta-section p {
  font-size: 16.5px;
  color: rgba(255,255,255,0.82);
  margin-bottom: 36px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.8;
}
.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 52px;
  flex-wrap: wrap;
}
.cta-actions .btn-primary {
  background: #fff;
  color: var(--primary);
  box-shadow: 0 14px 32px rgba(0,0,0,0.14);
}
.cta-actions .btn-primary:hover {
  background: #F7F4FF;
  color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 18px 40px rgba(0,0,0,0.18);
}
.cta-actions .btn-outline {
  color: #fff;
  border-color: rgba(255,255,255,0.5);
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(4px);
}
.cta-actions .btn-outline:hover {
  background: rgba(255,255,255,0.16);
  border-color: #fff;
  color: #fff;
}
/* CTA 信任数据条 */
.cta-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  max-width: 960px;
  margin: 0 auto;
  gap: 1px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 16px;
  overflow: hidden;
  backdrop-filter: blur(6px);
}
.cta-stat {
  background: rgba(255,255,255,0.05);
  padding: 24px 20px;
  text-align: center;
}
.cta-stat .s-num {
  font-size: 28px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 6px;
  letter-spacing: -0.5px;
  display: inline-flex;
  align-items: baseline;
  gap: 2px;
}
.cta-stat .s-plus {
  font-size: 18px;
  color: #fff;
  font-weight: 700;
}
.cta-stat .s-lbl {
  font-size: 13px;
  color: rgba(255,255,255,0.68);
  font-weight: 500;
}

/* ========== Footer 升级 ========== */
.footer {
  background: #140B3D;
  color: rgba(255,255,255,0.7);
  padding: 80px 0 0;
  position: relative;
  overflow: hidden;
}
.footer::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(124,92,255,0.35), transparent);
}
.footer::after {
  content: '';
  position: absolute;
  bottom: -30%; left: -10%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(86,56,242,0.18) 0%, transparent 65%);
  border-radius: 50%;
  pointer-events: none;
}
.footer-grid {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 56px;
  padding-bottom: 56px;
  position: relative;
  z-index: 1;
}
.footer-brand .nav-logo-text {
  color: #fff;
  letter-spacing: 0.4px;
}
.footer-brand .nav-logo-mark {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  box-shadow: 0 6px 14px rgba(86,56,242,0.4);
}
.footer-brand-desc {
  margin-top: 22px;
  font-size: 14px;
  line-height: 1.9;
  color: rgba(255,255,255,0.55);
  margin-bottom: 22px;
}
.footer-social {
  display: flex;
  gap: 10px;
}
.footer-social a {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  transition: all 0.24s;
  font-size: 15px;
}
.footer-social a:hover {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  color: #fff;
  transform: translateY(-2px);
  border-color: transparent;
  box-shadow: 0 8px 18px rgba(86,56,242,0.36);
}
.footer-col h4 {
  font-size: 14.5px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 22px;
  letter-spacing: 0.3px;
  position: relative;
  padding-bottom: 12px;
}
.footer-col h4::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 28px;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 2px;
}
.footer-col ul li {
  margin-bottom: 12px;
}
.footer-col ul li a {
  font-size: 14px;
  color: rgba(255,255,255,0.58);
  transition: all 0.2s;
  position: relative;
}
.footer-col ul li a::after {
  content: '';
  position: absolute;
  left: 0; bottom: -2px;
  width: 0;
  height: 1px;
  background: var(--accent-light);
  transition: width 0.24s;
}
.footer-col ul li a:hover {
  color: #fff;
}
.footer-col ul li a:hover::after { width: 100%; }
.footer-contact p {
  font-size: 14px;
  color: rgba(255,255,255,0.58);
  margin-bottom: 14px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.7;
}
.footer-contact p::before {
  flex-shrink: 0;
  margin-top: 2px;
  opacity: 0.8;
}
.footer-contact .p-phone::before { content: '📞'; }
.footer-contact .p-email::before { content: '✉️'; }
.footer-contact .p-addr::before { content: '📍'; }
.footer-contact .p-hour::before { content: '🕘'; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 24px 0;
  max-width: var(--container);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: rgba(255,255,255,0.42);
  position: relative;
  z-index: 1;
  flex-wrap: wrap;
  gap: 14px;
}
.footer-bottom-links { display: flex; gap: 24px; }
.footer-bottom-links a {
  color: rgba(255,255,255,0.42);
  transition: color 0.2s;
}
.footer-bottom-links a:hover { color: rgba(255,255,255,0.8); }

/* ========== News (首页预览 + 新闻中心) ========== */
.news-section { background: var(--bg); }
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.news-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s cubic-bezier(0.4,0,0.2,1), box-shadow 0.3s, border-color 0.3s;
}
.news-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(86,56,242,0.2);
}
.news-cover {
  height: 172px;
  background: linear-gradient(135deg, #EEE9FF 0%, #DCD2FB 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 58px;
  position: relative;
  overflow: hidden;
}
.news-cover::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(86,56,242,0.12) 100%);
  opacity: 0;
  transition: opacity 0.3s;
}
.news-card:hover .news-cover::after { opacity: 1; }
.news-cover--2 { background: linear-gradient(135deg, #E0F2FE 0%, #BAE6FD 100%); }
.news-cover--3 { background: linear-gradient(135deg, #DCFCE7 0%, #BBF7D0 100%); }
.news-body {
  padding: 24px 24px 26px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.news-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12.5px;
  color: var(--text-muted);
  margin-bottom: 2px;
}
.news-tag {
  display: inline-block;
  font-size: 11.5px;
  padding: 4px 10px;
  border-radius: 8px;
  background: var(--accent-light);
  color: var(--primary);
  font-weight: 700;
  letter-spacing: 0.2px;
}
.news-body h3 {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--text);
  transition: color 0.2s;
  margin-bottom: 4px;
}
.news-card:hover h3 { color: var(--primary); }
.news-body p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-secondary);
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-more {
  font-size: 13px;
  color: var(--primary);
  font-weight: 700;
  margin-top: 4px;
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.news-more::after {
  content: '→';
  transition: transform 0.2s;
  display: inline-block;
}
.news-card:hover .news-more::after { transform: translateX(3px); }

/* ---- 新闻中心独立页 Layout ---- */
.news-layout {
  background: var(--bg);
  padding: 40px 0 64px;
}
.news-layout .container {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 36px;
  align-items: flex-start;
}
.news-sidebar {
  position: sticky;
  top: 88px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.news-side-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  box-shadow: var(--shadow-sm);
}
.news-side-card h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.news-cat-list li a {
  display: block;
  padding: 10px 12px;
  font-size: 14px;
  color: var(--text-secondary);
  border-radius: 8px;
  transition: background 0.2s, color 0.2s;
  margin-bottom: 2px;
}
.news-cat-list li a:hover { background: var(--bg-dark); color: var(--text); }
.news-cat-list li.active a {
  background: var(--accent-light);
  color: var(--primary);
  font-weight: 600;
}
.hot-list li { border-bottom: 1px dashed var(--border); }
.hot-list li:last-child { border-bottom: none; }
.hot-list li a {
  display: block;
  font-size: 13px;
  line-height: 1.7;
  padding: 10px 0;
  color: var(--text-secondary);
  transition: color 0.2s;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.hot-list li a:hover { color: var(--primary); }
.news-side-cta {
  background: linear-gradient(135deg, #5638F2 0%, #7C5CFF 100%);
  border: none;
  color: #fff;
}
.news-side-cta h4 {
  color: #fff;
  border-bottom: 1px solid rgba(255,255,255,0.15);
}
.news-side-cta p {
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255,255,255,0.8);
  margin-bottom: 16px;
}
.news-side-cta .btn { width: 100%; justify-content: center; }
.btn-block { width: 100%; display: flex; justify-content: center; }

/* ---- 主内容 ---- */
.news-main { display: flex; flex-direction: column; gap: 24px; min-width: 0; }

.news-featured {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.news-featured-link {
  display: grid;
  grid-template-columns: 360px 1fr;
  min-height: 280px;
  transition: box-shadow 0.2s;
}
.news-featured:hover { box-shadow: var(--shadow-lg); }
.news-featured-cover {
  background: linear-gradient(135deg, #3C1FC9 0%, #5638F2 55%, #7C5CFF 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 86px;
  color: rgba(255,255,255,0.9);
}
.news-featured-body {
  padding: 32px 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.news-featured-body h2 {
  font-size: 22px;
  font-weight: 800;
  color: var(--text);
  line-height: 1.5;
  transition: color 0.2s;
  letter-spacing: -0.2px;
}
.news-featured:hover h2 { color: var(--primary); }
.news-featured-body p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.85;
  flex: 1;
}
.news-featured-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-muted);
}
.news-featured-meta .news-more {
  color: var(--primary);
  font-weight: 600;
  margin: 0;
}

/* ---- 新闻列表 ---- */
.news-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.news-list-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 20px;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.news-list-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: rgba(86,56,242,0.2);
}
.news-list-cover {
  height: 108px;
  width: 120px;
  border-radius: 10px;
  background: linear-gradient(135deg, #EEE9FF 0%, #E3DEFB 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
}
.news-list-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}
.news-list-body h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.5;
  transition: color 0.2s;
}
.news-list-item:hover h3 { color: var(--primary); }
.news-list-body p {
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.75;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* tag variants */
.news-tag.tag-product { background: #EEEAFF; color: #5638F2; }
.news-tag.tag-case    { background: #E7F7EF; color: #10845C; }
.news-tag.tag-insight { background: #FFF4E6; color: #C76B17; }
.news-tag.tag-company { background: #E6F0FF; color: #2758C8; }

/* ---- 分页 ---- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding-top: 8px;
  flex-wrap: wrap;
}
.page-btn {
  min-width: 40px;
  height: 40px;
  padding: 0 14px;
  border-radius: 10px;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}
.page-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
}
.page-btn.page-active {
  background: #6D4AF6;
  color: #fff;
  border-color: #6D4AF6;
  box-shadow: 0 4px 12px rgba(109, 74, 246, 0.35);
}
.page-btn.page-disabled {
  opacity: 0.35;
  cursor: not-allowed;
  pointer-events: none;
  background: #f3f4f6;
}
.page-ellipsis {
  color: var(--text-muted);
  padding: 0 6px;
  font-weight: 500;
  letter-spacing: 2px;
}

/* ========== Products Detail Page ========== */
.products-detail-section { background: var(--bg); }
.product-detail-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 48px;
  margin-bottom: 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.product-detail-card.reverse { direction: rtl; }
.product-detail-card.reverse > * { direction: ltr; }
.product-detail-badge {
  display: inline-block;
  padding: 4px 12px;
  background: var(--bg);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  border-radius: 4px;
  margin-bottom: 16px;
}
.product-detail-card h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 14px;
  line-height: 1.3;
}
.product-detail-card .summary {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 28px;
}
.product-detail-features {
  margin-bottom: 28px;
}
.product-detail-features h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 14px;
}
.product-detail-features ul {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 16px;
}
.product-detail-features li {
  font-size: 14px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
}
.product-detail-features li::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--primary);
  border-radius: 50%;
  flex-shrink: 0;
}
.product-actions { display: flex; gap: 12px; }
.product-detail-visual {
  background: var(--bg);
  border-radius: var(--radius-lg);
  padding: 32px;
  min-height: 340px;
}
.pdv-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.pdv-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}
.pdv-dot.r { background: #fc8181; }
.pdv-dot.y { background: #f6e05e; }
.pdv-dot.g { background: #68d391; }
.pdv-title {
  margin-left: 12px;
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
}
.pdv-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 24px;
}
.pdv-stat {
  background: var(--card);
  padding: 16px;
  border-radius: var(--radius);
  text-align: center;
}
.pdv-stat .v { font-size: 20px; font-weight: 700; color: var(--primary); }
.pdv-stat .l { font-size: 12px; color: var(--text-muted); margin-top: 4px; }
.pdv-chart {
  background: var(--card);
  border-radius: var(--radius);
  padding: 20px;
}
.pdv-chart-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 16px;
}
.pdv-bars {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  height: 120px;
}
.pdv-bar {
  flex: 1;
  background: var(--primary);
  border-radius: 4px 4px 0 0;
  opacity: 0.85;
  position: relative;
}
.pdv-bar:nth-child(1) { height: 55%; background: #bee3f8; }
.pdv-bar:nth-child(2) { height: 72%; background: #90cdf4; }
.pdv-bar:nth-child(3) { height: 48%; background: #63b3ed; }
.pdv-bar:nth-child(4) { height: 85%; background: #4299e1; }
.pdv-bar:nth-child(5) { height: 65%; background: #3182ce; }
.pdv-bar:nth-child(6) { height: 92%; background: var(--primary); }

/* ========== About Page ========== */
.about-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.about-intro-text h2 {
  font-size: 30px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 20px;
  line-height: 1.3;
}
.about-intro-text p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.9;
  margin-bottom: 16px;
}
.about-intro-visual {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: var(--radius-lg);
  padding: 48px;
  color: #fff;
  min-height: 360px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.about-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.about-stat .num {
  font-size: 42px;
  font-weight: 800;
  margin-bottom: 8px;
}
.about-stat .label {
  font-size: 14px;
  color: rgba(255,255,255,0.7);
}

.values-section { background: var(--card); }
.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.value-card {
  padding: 28px 20px;
  text-align: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all 0.3s;
}
.value-card:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}
.value-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  background: var(--bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
}
.value-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
}
.value-card p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
}

.timeline-section { background: var(--bg); }
.timeline {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  padding-left: 40px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 10px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--border);
}
.timeline-item {
  position: relative;
  padding-bottom: 40px;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: '';
  position: absolute;
  left: -36px;
  top: 4px;
  width: 14px;
  height: 14px;
  background: var(--primary);
  border-radius: 50%;
  border: 3px solid var(--card);
  box-shadow: 0 0 0 2px var(--primary);
}
.timeline-year {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}
.timeline-content {
  background: var(--card);
  padding: 20px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.timeline-content h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}
.timeline-content p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ========== Contact Page ========== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
}
.contact-info { display: flex; flex-direction: column; gap: 24px; }
.contact-card {
  background: var(--card);
  padding: 32px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}
.contact-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.contact-card h3::before {
  content: '';
  width: 4px;
  height: 20px;
  background: var(--primary);
  border-radius: 2px;
}
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 18px;
}
.contact-item:last-child { margin-bottom: 0; }
.contact-icon {
  width: 40px;
  height: 40px;
  background: var(--bg);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 18px;
  color: var(--primary);
}
.contact-item-text .label {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.contact-item-text .value {
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
}
.contact-form-wrap {
  background: var(--card);
  padding: 40px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}
.contact-form-wrap h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}
.contact-form-wrap > p {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 28px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.form-group label .req { color: #e53e3e; margin-left: 2px; }
.form-control {
  width: 100%;
  padding: 12px 14px;
  font-size: 14px;
  font-family: inherit;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
  color: var(--text);
  transition: all 0.2s;
}
.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(30, 58, 95, 0.08);
}
textarea.form-control {
  resize: vertical;
  min-height: 120px;
}
.form-submit { width: 100%; padding: 14px; }

/* ========== Scroll Reveal Animation ========== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========== News Detail Page ========== */
.news-detail-layout {
  background: var(--bg);
  padding: 40px 0 64px;
}
.news-detail-layout .container {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 36px;
  align-items: flex-start;
}
.news-article {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 44px 48px;
  box-shadow: var(--shadow-sm);
}
.news-article-head {
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}
.news-article-head .news-tag { margin-bottom: 18px; }
.news-article-head h1 {
  font-size: 28px;
  font-weight: 800;
  line-height: 1.45;
  color: var(--text);
  margin-bottom: 18px;
  letter-spacing: -0.3px;
}
.news-article-meta {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--text-muted);
}
.news-article-cover {
  width: 100%;
  height: 260px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #3C1FC9 0%, #5638F2 55%, #7C5CFF 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 110px;
  color: rgba(255,255,255,0.92);
  margin-bottom: 36px;
  position: relative;
  overflow: hidden;
}
.news-article-cover::after {
  content: '';
  position: absolute;
  top: -40%; right: -10%;
  width: 380px; height: 380px;
  background: radial-gradient(circle, rgba(255,255,255,0.14) 0%, transparent 60%);
  border-radius: 50%;
}
.news-article-body {
  font-size: 15px;
  line-height: 1.95;
  color: var(--text-secondary);
}
.news-article-body .news-lead {
  font-size: 16.5px;
  line-height: 2;
  color: var(--text);
  font-weight: 500;
  padding: 18px 22px;
  background: var(--accent-light);
  border-left: 4px solid var(--primary);
  border-radius: 0 8px 8px 0;
  margin-bottom: 32px;
}
.news-article-body h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  margin: 36px 0 16px;
  padding-left: 14px;
  border-left: 4px solid var(--primary);
  line-height: 1.45;
}
.news-article-body p { margin-bottom: 16px; }
.news-article-body ul {
  padding-left: 20px;
  margin-bottom: 16px;
}
.news-article-body ul li {
  margin-bottom: 10px;
  list-style: none;
  position: relative;
  padding-left: 18px;
}
.news-article-body ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}
.news-article-body blockquote {
  background: linear-gradient(135deg, #F7F4FF 0%, #EDE8FC 100%);
  border-radius: var(--radius-lg);
  padding: 26px 28px;
  margin: 28px 0;
  color: var(--text);
  line-height: 1.9;
  font-size: 15px;
  position: relative;
}
.news-article-body blockquote::before {
  content: '“';
  position: absolute;
  top: -4px; left: 14px;
  font-size: 48px;
  color: var(--primary);
  line-height: 1;
  font-family: serif;
  opacity: 0.3;
}
.news-article-body blockquote cite {
  display: block;
  margin-top: 10px;
  font-size: 13.5px;
  color: var(--text-muted);
  font-style: normal;
}
.stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin: 28px 0;
  padding: 28px 20px;
  background: var(--bg);
  border-radius: var(--radius-lg);
}
.stat-col {
  text-align: center;
}
.stat-num {
  font-size: 28px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 6px;
  letter-spacing: -0.4px;
}
.stat-lbl {
  font-size: 13px;
  color: var(--text-muted);
}
.article-actions {
  display: flex;
  gap: 14px;
  margin-top: 36px;
  flex-wrap: wrap;
}

/* 上下篇导航 */
.news-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 48px 0;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}
.news-nav-prev, .news-nav-next {
  padding: 18px 20px;
  background: var(--bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: all 0.2s;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.news-nav-next { text-align: right; }
.news-nav-prev:hover, .news-nav-next:hover {
  border-color: var(--primary);
  background: var(--accent-light);
}
.news-nav .nav-lbl {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 600;
}
.news-nav .nav-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-nav-prev:hover .nav-title, .news-nav-next:hover .nav-title { color: var(--primary); }

/* 相关推荐 */
.news-related {
  padding-top: 32px;
  border-top: 1px solid var(--border);
}
.news-related > h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 20px;
}
.news-related .news-grid { grid-template-columns: repeat(3, 1fr); }
.news-related .news-cover { height: 120px; font-size: 40px; }
.news-related .news-body { padding: 18px; gap: 8px; }
.news-related .news-body h3 { font-size: 15px; }
.news-related .news-body p { font-size: 13px; }

/* ========== Responsive ========== */
@media (max-width: 1024px) {
  .container { padding: 0 20px; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .adv-grid { grid-template-columns: repeat(2, 1fr); }
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .hero-grid { grid-template-columns: 1fr; gap: 60px; }
  .hero-visual { max-width: 540px; margin: 0 auto; }
  .logo-grid { grid-template-columns: repeat(5, 1fr); }
  .cta-stats { grid-template-columns: repeat(2, 1fr); }
  .about-intro { grid-template-columns: 1fr; gap: 40px; }
  .product-detail-card,
  .product-detail-card.reverse { grid-template-columns: 1fr; direction: ltr; }
  .contact-grid { grid-template-columns: 1fr; }
  .news-layout .container { grid-template-columns: 1fr; gap: 28px; }
  .news-sidebar { position: static; }
  .news-featured-link { grid-template-columns: 1fr; }
  .news-featured-cover { min-height: 180px; }
  .news-detail-layout .container { grid-template-columns: 1fr; gap: 28px; }
  .news-related .news-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-row { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --container: 100%; }
  .section { padding: 56px 0; }
  .flow-section { padding: 40px 0; }
  .products-preview { padding: 24px 0 8px; }
  .section-title-tag { font-size: 12px; }
  .section-title { margin-bottom: 40px; }
  .section-title h2 { font-size: 22px; letter-spacing: -0.4px; white-space: nowrap; }
  .products-preview .section-title h2 { font-size: 20px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .section-title .section-title-desc { font-size: 14px; }
  .nav { height: 68px; padding: 0 20px; }
  .header.scrolled .nav { height: 60px; }
  .nav-logo-mark { width: 34px; height: 34px; font-size: 14px; }
  .nav-logo-text { font-size: 16.5px; }
  .hero { padding: 108px 0 80px; }
  .hero-title { font-size: 36px; letter-spacing: -0.8px; line-height: 1.2; }
  .hero-desc { font-size: 15px; line-height: 1.8; margin-bottom: 30px; }
  .hero-actions { margin-bottom: 40px; }
  .hero-stats {
    flex-wrap: wrap;
    gap: 0;
    padding: 0;
  }
  .hero-stat { flex: 0 0 50%; padding: 14px 0; }
  .hero-stat:nth-child(1),
  .hero-stat:nth-child(3) { border-right: 1px solid rgba(255,255,255,0.14); }
  .hero-stat:nth-child(1),
  .hero-stat:nth-child(2) { border-bottom: 1px solid rgba(255,255,255,0.14); padding-bottom: 16px; }
  .hero-stat:nth-child(3),
  .hero-stat:nth-child(4) { padding-top: 16px; }
  .hero-stat-divider { display: none; }
  .hero-stat .num { font-size: 24px; }
  .hero-stat .num-plus,
  .hero-stat .num-unit,
  .hero-stat .num-dot { font-size: 16px; }
  .hero-stat .label { font-size: 12.5px; }
  .hero-float-card { position: static; margin: 16px 0 -6px; width: 100%; }
  .hero-float-card--br { margin-top: -6px; animation-delay: 1s; }
  .hero-card { padding: 22px 20px; box-shadow: 0 24px 60px rgba(60,31,201,0.32); }
  .page-hero { padding: 56px 0 64px; }
  .page-hero h1 { font-size: 28px; }
  .nav-menu, .nav-cta .btn-ghost { display: none; }
  .nav-toggle { display: flex; z-index: 102; position: relative; }

  /* 遮罩层：淡入淡出 + 毛玻璃 */
  .nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(14, 8, 46, 0.52);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    z-index: 200;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s ease, visibility 0.3s ease;
  }
  .nav-overlay.open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  /* 侧边抽屉：GPU加速位移，320ms贝塞尔 */
  .nav-menu {
    position: fixed;
    top: 0; right: 0;
    width: 84%;
    max-width: 360px;
    height: 100vh;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    z-index: 220;
    box-shadow: -10px 0 40px rgba(20, 10, 60, 0.14);
    transform: translateX(100%);
    transition: transform 0.32s cubic-bezier(0.22, 1, 0.36, 1);
    display: flex;
    padding: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
  .nav-menu.open {
    transform: translateX(0);
    right: 0;
    top: 0;
  }

  /* 抽屉顶部：品牌 + 关闭 */
  .nav-menu .mobile-drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px 18px;
    border-bottom: 1px solid var(--border);
    background: linear-gradient(180deg, #F9F8FF 0%, #FFFFFF 100%);
    position: sticky;
    top: 0;
    z-index: 2;
  }
  .mobile-drawer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
  }
  .md-brand-mark {
    width: 34px;
    height: 34px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 800;
    font-size: 14px;
    box-shadow: 0 4px 10px rgba(86, 56, 242, 0.24);
  }
  .md-brand-name {
    font-size: 16px;
    font-weight: 800;
    color: var(--text);
    letter-spacing: 0.3px;
  }
  .mobile-drawer-close {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: #fff;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
  }
  .mobile-drawer-close:hover,
  .mobile-drawer-close:active {
    background: var(--accent-light);
    color: var(--primary);
    border-color: transparent;
    transform: scale(0.96);
  }

  /* 导航链接：文本左对齐 + 箭头右对齐 */
  .nav-menu .mobile-nav-links {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 0;
  }
  .nav-menu .mobile-nav-links li { list-style: none; }
  .nav-menu .mobile-nav-links a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 24px;
    border-bottom: 1px solid var(--border);
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    position: relative;
    transition: background 0.2s ease, color 0.2s ease, padding-left 0.2s ease;
  }
  .nav-menu .mnl-arrow {
    display: inline-block;
    font-size: 24px;
    line-height: 1;
    color: var(--text-muted);
    transition: transform 0.2s ease, color 0.2s ease;
  }
  .nav-menu .mobile-nav-links a:hover,
  .nav-menu .mobile-nav-links a:active {
    background: var(--accent-light);
    color: var(--primary);
    padding-left: 30px;
  }
  .nav-menu .mobile-nav-links a:hover .mnl-arrow,
  .nav-menu .mobile-nav-links a:active .mnl-arrow {
    color: var(--primary);
    transform: translateX(3px);
  }
  .nav-menu .mobile-nav-links a.active {
    color: var(--primary);
    background: linear-gradient(90deg, rgba(86, 56, 242, 0.08) 0%, rgba(86, 56, 242, 0.0) 70%);
  }
  .nav-menu .mobile-nav-links a.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 14px;
    bottom: 14px;
    width: 3px;
    background: linear-gradient(180deg, var(--primary) 0%, var(--accent) 100%);
    border-radius: 0 3px 3px 0;
  }
  .nav-menu .mobile-nav-links a.active::after { display: none; }

  /* 底部 CTA 区：推到底部，美化 */
  .nav-menu.open .mobile-cta-box {
    margin-top: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 24px;
    padding-bottom: calc(28px + env(safe-area-inset-bottom));
    border-top: 1px solid var(--border);
    background: linear-gradient(180deg, #FFFFFF 0%, #FAF8FF 100%);
  }
  .mobile-cta-tag {
    align-self: flex-start;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--primary);
    background: var(--accent-light);
    padding: 4px 10px;
    border-radius: 6px;
    letter-spacing: 0.3px;
    margin-bottom: 4px;
  }
  .nav-menu.open .mobile-cta-box .btn {
    width: 100%;
    justify-content: center;
  }
  .mobile-cta-foot {
    text-align: center;
    font-size: 13px;
    color: var(--text-muted);
    padding-top: 6px;
    letter-spacing: 0.3px;
  }
  .product-grid { grid-template-columns: 1fr; gap: 16px; }
  .values-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; gap: 16px; }
  .logo-grid { grid-template-columns: repeat(4, 1fr); }
  .logo-item { height: 64px; }
  .logo-item span { font-size: 12.5px; }
  .logo-wall-title { font-size: 14px; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .cta-actions { flex-direction: column; align-items: stretch; }
  .cta-actions .btn { width: 100%; }
  .cta-section { padding: 68px 0 72px; }
  .cta-section h2 { font-size: 28px; letter-spacing: -0.4px; }
  .cta-section p { font-size: 15px; margin-bottom: 28px; }
  .cta-stats { grid-template-columns: 1fr 1fr; border-radius: 12px; }
  .cta-stat { padding: 20px 14px; }
  .cta-stat .s-num { font-size: 22px; }
  .about-stats { grid-template-columns: 1fr 1fr; gap: 20px; }
  .about-stat .num { font-size: 32px; }
  .form-row { grid-template-columns: 1fr; }
  .product-detail-features ul { grid-template-columns: 1fr; }
  .product-detail-card { padding: 28px; }
  .contact-form-wrap { padding: 28px; }
  .cta-content { padding: 0 20px; }
  .footer { padding: 60px 0 0; }
  .footer-grid { padding-bottom: 44px; gap: 44px; }
  .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
  .news-list-item { grid-template-columns: 1fr; gap: 14px; }
  .news-list-cover { width: 100%; height: 160px; font-size: 48px; }
  .news-featured-body { padding: 24px 20px; }
  .news-featured-body h2 { font-size: 18px; }
  .news-featured-cover { font-size: 60px; min-height: 150px; }
  .news-layout { padding: 24px 0 48px; }
  .pagination { gap: 6px; }
  .page-btn { min-width: 36px; height: 36px; padding: 0 10px; font-size: 13px; }
  .news-article { padding: 24px 20px; }
  .news-article-head h1 { font-size: 22px; line-height: 1.4; }
  .news-article-cover { height: 180px; font-size: 72px; }
  .news-article-body h2 { font-size: 18px; }
  .news-article-body .news-lead { font-size: 15px; padding: 14px 16px; }
  .news-nav { grid-template-columns: 1fr; }
  .news-nav-next { text-align: left; }
  .news-related .news-grid { grid-template-columns: 1fr; }
  .article-actions .btn { width: 100%; }
  .stat-row { gap: 12px; padding: 20px 12px; }
  .stat-num { font-size: 22px; }
}
/* PC端隐藏 mobile-cta-box */
@media (min-width: 961px) {
  .mobile-cta-box { display: none; }
}

/* ========== Business Flow Section (业务流程展示) ========== */
.flow-section {
  background: var(--bg);
  padding: 64px 0;
}
.flow-wrap {
  position: relative;
  padding: 20px 0 10px;
}
.flow-line {
  position: absolute;
  top: 88px;
  left: 5%;
  right: 5%;
  height: 2px;
  background: linear-gradient(90deg,
    rgba(86,56,242,0.12) 0%,
    rgba(86,56,242,0.55) 15%,
    rgba(124,92,255,0.85) 50%,
    rgba(86,56,242,0.55) 85%,
    rgba(86,56,242,0.12) 100%);
  border-radius: 2px;
  z-index: 0;
}
.flow-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 14px;
  position: relative;
  z-index: 1;
}
.flow-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 20px 24px;
  text-align: center;
  transition: all 0.32s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}
.flow-item::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  opacity: 0;
  transition: opacity 0.3s;
}
.flow-item:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(86,56,242,0.2);
}
.flow-item:hover::before { opacity: 1; }
.flow-num {
  font-size: 14px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: 0.5px;
  margin-bottom: 12px;
  opacity: 0.9;
}
.flow-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: linear-gradient(135deg, #EEEAFF 0%, #DCD2FB 100%);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  transition: transform 0.3s, box-shadow 0.3s;
  box-shadow: 0 6px 14px rgba(86,56,242,0.12);
}
.flow-item:hover .flow-icon {
  transform: scale(1.08) rotate(-3deg);
  box-shadow: 0 10px 22px rgba(86,56,242,0.24);
}
.flow-item h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
  letter-spacing: 0.2px;
}
.flow-item p {
  font-size: 13px;
  line-height: 1.75;
  color: var(--text-secondary);
}

/* Flow Section Responsive */
@media (max-width: 1100px) {
  .flow-grid { grid-template-columns: repeat(4, 1fr); gap: 16px; }
  .flow-line { display: none; }
}

/* ========== 业务流程：手机端改为垂直时间轴布局（放在文件末尾确保优先级） ========== */
@media (max-width: 768px) {
  /* 6大优势：一行一个 */
  .adv-grid { grid-template-columns: 1fr !important; gap: 14px; }
  .adv-item { padding: 24px 20px; }
  .adv-item h3 { font-size: 16px; }
  .adv-item p { font-size: 13px; line-height: 1.75; }
  .adv-icon { width: 48px; height: 48px; }
  .adv-icon svg { width: 22px; height: 22px; }

  /* 7步流程：一行一个 */
  .flow-wrap { padding: 0; }
  .flow-grid {
    grid-template-columns: 1fr !important;
    gap: 0;
    padding-left: 40px;
    position: relative;
  }
  /* 左侧贯穿时间轴连接线 */
  .flow-grid::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 30px;
    bottom: 30px;
    width: 2px;
    background: linear-gradient(180deg,
      rgba(86,56,242,0.15) 0%,
      var(--primary) 15%,
      var(--accent) 50%,
      var(--primary) 85%,
      rgba(86,56,242,0.15) 100%);
    border-radius: 2px;
    z-index: 0;
  }
  .flow-item {
    padding: 18px 18px 16px;
    margin-bottom: 20px;
    text-align: left;
    position: relative;
    z-index: 1;
  }
  .flow-item:last-child { margin-bottom: 0; }
  /* 卡片左侧节点圆点（挂在时间轴线上） */
  .flow-item::after {
    content: '';
    position: absolute;
    left: -32px;
    top: 28px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--card);
    border: 3px solid var(--primary);
    box-shadow: 0 0 0 3px var(--accent-light);
    z-index: 2;
    transition: all 0.3s;
  }
  .flow-item:hover::after {
    background: var(--primary);
    transform: scale(1.15);
  }
  /* 编号 + 图标 横向排列，更紧凑 */
  .flow-num {
    display: inline-block;
    vertical-align: middle;
    margin-bottom: 0;
    margin-right: 10px;
    font-size: 13px;
  }
  .flow-icon {
    display: inline-flex;
    vertical-align: middle;
    width: 38px;
    height: 38px;
    border-radius: 12px;
    margin: 0 0 12px 0;
    box-shadow: 0 4px 10px rgba(86,56,242,0.12);
  }
  .flow-icon svg { width: 18px; height: 18px; }
  /* 标题 + 描述左对齐 */
  .flow-item h4 {
    font-size: 14px;
    margin-bottom: 5px;
    letter-spacing: 0.1px;
  }
  .flow-item p {
    font-size: 12px;
    line-height: 1.7;
  }

  /* ========== Products页面：手机端美化 ========== */
  .page-hero { padding: 40px 0 48px; }
  .page-hero-content { padding: 0 20px; }
  .page-hero-breadcrumb { font-size: 12px; margin-bottom: 12px; }
  .page-hero h1 { font-size: 24px; letter-spacing: -0.4px; margin-bottom: 10px; }
  .page-hero p { font-size: 14px; line-height: 1.6; }

  /* 产品详情卡片：上下布局 */
  .product-detail-card {
    grid-template-columns: 1fr !important;
    direction: ltr !important;
    padding: 24px 20px;
    margin-bottom: 20px;
    gap: 20px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(86, 56, 242, 0.06);
  }
  .product-detail-card.reverse { direction: ltr !important; }
  .product-detail-card h2 {
    font-size: 20px;
    margin-bottom: 10px;
  }
  .product-detail-badge {
    font-size: 12px;
    padding: 3px 10px;
    margin-bottom: 12px;
    border-radius: 6px;
  }
  .product-detail-card .summary {
    font-size: 13.5px;
    line-height: 1.7;
    margin-bottom: 18px;
  }

  /* 核心功能列表 */
  .product-detail-features { margin-bottom: 18px; }
  .product-detail-features h4 {
    font-size: 14px;
    margin-bottom: 12px;
  }
  .product-detail-features ul {
    grid-template-columns: 1fr 1fr !important;
    gap: 8px 12px;
  }
  .product-detail-features li {
    font-size: 13px;
    gap: 6px;
  }
  .product-detail-features li::before {
    width: 5px; height: 5px;
  }

  /* 操作按钮 */
  .product-actions {
    flex-direction: column;
    gap: 10px;
  }
  .product-actions .btn {
    width: 100%;
    text-align: center;
  }

  /* 可视化看板 */
  .product-detail-visual {
    padding: 18px 16px;
    min-height: auto;
    border-radius: 14px;
  }
  .pdv-header {
    padding-bottom: 12px;
    margin-bottom: 14px;
    font-size: 13px;
  }
  .pdv-title { font-size: 13px; }
  .pdv-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 14px;
  }
  .pdv-stat {
    padding: 10px 6px;
    background: #fff;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 1px 4px rgba(0,0,0,0.04);
  }
  .pdv-stat .v { font-size: 16px; }
  .pdv-stat .l { font-size: 11px; margin-top: 2px; }
  .pdv-chart-title { font-size: 12px; margin-bottom: 10px; }
  .pdv-chart { padding: 12px; background: #fff; border-radius: 10px; }

  /* CTA区域 */
  .cta-section { padding: 48px 0 44px; }
  .cta-section h2 { font-size: 22px; letter-spacing: -0.3px; }
  .cta-section p { font-size: 14px; margin-bottom: 22px; }
  .cta-actions { flex-direction: column; gap: 10px; }
  .cta-actions .btn { width: 100%; }
}
/* 更窄屏(≤420px)：时间轴间距微调 */
@media (max-width: 420px) {
  .flow-grid { padding-left: 34px; }
  .flow-grid::before { left: 11px; }
  .flow-item::after { left: -29px; width: 12px; height: 12px; }
  .flow-item { padding: 16px 14px 14px; }
  .flow-item h4 { font-size: 13.5px; }
  .flow-item p { font-size: 12px; }

  /* Products页面更窄屏微调 */
  .page-hero { padding: 32px 0 36px; }
  .page-hero h1 { font-size: 20px; }
  .page-hero p { font-size: 13px; }
  .product-detail-card { padding: 20px 16px; border-radius: 14px; }
  .product-detail-card h2 { font-size: 18px; }
  .product-detail-card .summary { font-size: 13px; }
  .product-detail-features li { font-size: 12px; }
  .pdv-stat { padding: 8px 4px; }
  .pdv-stat .v { font-size: 14px; }
  .pdv-stat .l { font-size: 10px; }
}