/* =============================================
   JORWIN 卓汇官网 - 全局样式
   设计方向: 自然分子风 (Natural Molecular)
   主色: #7C3AED  强调色: #D97706  
   ============================================= */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Work+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&display=swap');

/* ── CSS 变量 ── */
:root {
  --purple:       #7C3AED;
  --purple-light: #9F67F5;
  --purple-deep:  #5B21B6;
  --indigo:       #6366F1;
  --amber:        #D97706;
  --amber-light:  #F59E0B;
  --dark-bg:      #0E0B1F;
  --dark-section: #12102B;
  --dark-card:    #1A1632;
  --dark-card2:   #201D3A;
  --dark-border:  #2D2850;
  --light-bg:     #FAF5FF;
  --light-card:   #FFFFFF;
  --light-border: #EDE9FE;
  --text-white:   #FFFFFF;
  --text-light:   #C4B5FD;
  --text-muted:   #7C7A9F;
  --text-dark:    #0F172A;
  --text-gray:    #475569;
  --text-subtle:  #64748B;
  --font-head:    'Outfit', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-body:    'Work Sans', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --radius-sm:    8px;
  --radius-md:    16px;
  --radius-lg:    24px;
  --radius-xl:    32px;
  --radius-full:  9999px;
  --shadow-card:  0 4px 24px rgba(124, 58, 237, 0.12);
  --shadow-glow:  0 0 40px rgba(124, 58, 237, 0.25);
  --transition:   0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Reset & Base ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background: var(--dark-bg);
  color: var(--text-white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
}

ul, ol {
  list-style: none;
}

/* ── 通用工具 ── */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 40px;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 24px;
}

.section-badge .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}

/* dark section badge */
.badge-dark {
  background: rgba(124, 58, 237, 0.18);
  color: #C4B5FD;
  border: 1px solid rgba(124, 58, 237, 0.3);
}
.badge-dark .dot { background: var(--amber-light); }

/* light section badge */
.badge-light {
  background: #EDE9FE;
  color: var(--purple);
  border: 1px solid #DDD6FE;
}
.badge-light .dot { background: var(--amber); }

.gradient-text {
  background: linear-gradient(135deg, #A78BFA 0%, #7C3AED 50%, #D97706 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── 导航栏 ── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(14, 11, 31, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(124, 58, 237, 0.2);
}

.navbar-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 40px;
  height: 96px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-logo img {
  height: 80px;
  width: auto;
  max-height: none;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.75);
  transition: color var(--transition);
  letter-spacing: 0.02em;
}

.nav-links a:hover {
  color: var(--text-white);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-nav {
  padding: 10px 24px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  border: none;
  transition: all var(--transition);
}

.btn-nav-ghost {
  background: transparent;
  color: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.2);
}
.btn-nav-ghost:hover {
  border-color: var(--purple-light);
  color: var(--text-white);
}

.btn-nav-primary {
  background: var(--purple);
  color: #fff;
}
.btn-nav-primary:hover {
  background: var(--purple-deep);
  box-shadow: 0 0 20px rgba(124, 58, 237, 0.5);
  transform: translateY(-1px);
}

/* Mobile menu toggle */
.nav-mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.nav-mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-white);
  border-radius: 2px;
  transition: var(--transition);
}

/* ── Hero 区域 ── */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--dark-bg);
}

/* Aurora 背景 */
.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-aurora {
  position: absolute;
  inset: -50%;
  background: 
    radial-gradient(ellipse 80% 60% at 20% 30%, rgba(124, 58, 237, 0.35) 0%, transparent 65%),
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(99, 102, 241, 0.25) 0%, transparent 60%),
    radial-gradient(ellipse 50% 60% at 50% 80%, rgba(217, 119, 6, 0.12) 0%, transparent 55%),
    radial-gradient(ellipse 40% 40% at 90% 70%, rgba(124, 58, 237, 0.15) 0%, transparent 50%);
  animation: aurora-drift 18s ease-in-out infinite alternate;
}

@keyframes aurora-drift {
  0%   { transform: translate(0, 0) scale(1); }
  33%  { transform: translate(-3%, 2%) scale(1.02); }
  66%  { transform: translate(2%, -3%) scale(0.98); }
  100% { transform: translate(-1%, 1%) scale(1.01); }
}

/* 分子网格背景 */
.hero-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(124, 58, 237, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124, 58, 237, 0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
}

/* 粒子 */
.hero-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.particle {
  position: absolute;
  border-radius: 50%;
  animation: particle-float linear infinite;
  opacity: 0;
}

@keyframes particle-float {
  0%   { transform: translateY(100vh) scale(0); opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 0.6; }
  100% { transform: translateY(-100px) scale(1); opacity: 0; }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1280px;
  margin: 0 auto;
  padding: 120px 40px 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  width: 100%;
}

.hero-left {}

.hero-tagline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  background: rgba(124, 58, 237, 0.15);
  border: 1px solid rgba(124, 58, 237, 0.35);
  font-size: 13px;
  font-weight: 600;
  color: #C4B5FD;
  margin-bottom: 32px;
  letter-spacing: 0.04em;
}

.hero-tagline .pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber-light);
  box-shadow: 0 0 8px var(--amber-light);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.7); }
  50%       { box-shadow: 0 0 0 8px rgba(245, 158, 11, 0); }
}

.hero-headline {
  font-family: var(--font-head);
  font-size: 72px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text-white);
  margin-bottom: 24px;
}

.hero-headline .accent {
  background: linear-gradient(135deg, #C4B5FD 0%, #7C3AED 40%, #D97706 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 18px;
  line-height: 1.7;
  color: rgba(196, 181, 253, 0.8);
  margin-bottom: 44px;
  max-width: 520px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 36px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #7C3AED, #5B21B6);
  color: #fff;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 4px 20px rgba(124, 58, 237, 0.4);
  letter-spacing: 0.02em;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(124, 58, 237, 0.6);
  background: linear-gradient(135deg, #8B47F5, #6930E0);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  border-radius: var(--radius-full);
  background: transparent;
  color: rgba(255, 255, 255, 0.85);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 500;
  border: 1.5px solid rgba(255, 255, 255, 0.25);
  cursor: pointer;
  transition: all var(--transition);
}

.btn-secondary:hover {
  border-color: var(--purple-light);
  color: #fff;
  background: rgba(124, 58, 237, 0.1);
}

.hero-right {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-visual {
  position: relative;
  width: 100%;
  max-width: 520px;
}

.hero-img-frame {
  border-radius: 24px;
  overflow: hidden;
  position: relative;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(124, 58, 237, 0.3);
  /* ⬇ 图片加载失败时的纯CSS降级背景 */
  background: linear-gradient(135deg, #1E1B4B 0%, #312E81 40%, #5B21B6 75%, #7C3AED 100%);
}

.hero-img-frame img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  object-position: center;
  /* 图片覆盖在降级背景之上 */
  position: relative;
  z-index: 1;
}

.hero-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(14, 11, 31, 0.6) 0%, transparent 60%);
}

/* KPI 条 */
.hero-kpi {
  position: relative;
  z-index: 2;
  border-top: 1px solid rgba(124, 58, 237, 0.2);
  background: rgba(26, 22, 50, 0.5);
  backdrop-filter: blur(10px);
}

.hero-kpi-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 28px 40px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.kpi-item {
  text-align: center;
  padding: 8px 20px;
  border-right: 1px solid rgba(124, 58, 237, 0.2);
}

.kpi-item:last-child {
  border-right: none;
}

.kpi-num {
  font-family: var(--font-head);
  font-size: 36px;
  font-weight: 800;
  color: var(--text-white);
  line-height: 1;
  margin-bottom: 6px;
}

.kpi-num span {
  color: var(--amber-light);
}

.kpi-label {
  font-size: 13px;
  color: rgba(196, 181, 253, 0.7);
  letter-spacing: 0.03em;
}

/* ── About 公司简介 ── */
.about {
  background: var(--light-bg);
  padding: 120px 0;
  position: relative;
  overflow: hidden;
}

.about::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
  margin-bottom: 72px;
}

.about-left {}

.about-headline {
  font-family: var(--font-head);
  font-size: 52px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text-dark);
  margin-bottom: 24px;
}

.about-desc {
  font-size: 17px;
  line-height: 1.8;
  color: var(--text-gray);
  margin-bottom: 36px;
}

.about-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.about-badge-tag {
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: #EDE9FE;
  color: var(--purple);
  font-size: 13px;
  font-weight: 600;
  border: 1px solid #DDD6FE;
}

.about-right {
  position: relative;
}

.about-img-wrap {
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(124, 58, 237, 0.15);
  border: 1px solid var(--light-border);
}

.about-img-wrap img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

.about-img-badge {
  position: absolute;
  bottom: -20px;
  left: -20px;
  background: linear-gradient(135deg, #7C3AED, #5B21B6);
  border-radius: 16px;
  padding: 20px 28px;
  box-shadow: 0 12px 40px rgba(124, 58, 237, 0.4);
}

.about-img-badge-num {
  font-family: var(--font-head);
  font-size: 36px;
  font-weight: 800;
  color: #fff;
  line-height: 1;
  margin-bottom: 4px;
}

.about-img-badge-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.8);
  white-space: nowrap;
}

/* About Stats */
.about-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--light-border);
}

.stat-item {
  padding: 36px 24px;
  text-align: center;
  border-right: 1px solid var(--light-border);
  transition: background var(--transition);
}

.stat-item:last-child {
  border-right: none;
}

.stat-item:hover {
  background: #F5F0FF;
}

.stat-num {
  font-family: var(--font-head);
  font-size: 44px;
  font-weight: 800;
  color: var(--purple);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 14px;
  color: var(--text-subtle);
  font-weight: 500;
}

/* ── Business 核心业务 ── */
.business {
  background: var(--dark-section);
  padding: 120px 0;
  position: relative;
  overflow: hidden;
}

.business::before {
  content: '';
  position: absolute;
  top: -300px;
  left: -300px;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.business::after {
  content: '';
  position: absolute;
  bottom: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(217, 119, 6, 0.05) 0%, transparent 60%);
  pointer-events: none;
}

.section-header {
  margin-bottom: 44px;
}

.section-header.centered {
  text-align: center;
}

.section-headline {
  font-family: var(--font-head);
  font-size: 52px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-sub {
  font-size: 18px;
  line-height: 1.7;
  max-width: 680px;
}

.section-header.centered .section-sub {
  margin: 0 auto;
}

/* dark 区域文字 */
.dark-headline { color: var(--text-white); }
.dark-sub      { color: rgba(196, 181, 253, 0.75); }

/* light 区域文字 */
.light-headline { color: var(--text-dark); }
.light-sub      { color: var(--text-gray); }

.biz-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.biz-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.biz-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  border-radius: 3px 3px 0 0;
  opacity: 0;
  transition: opacity var(--transition);
}

.biz-card:nth-child(1)::before { background: linear-gradient(90deg, #7C3AED, #9F67F5); }
.biz-card:nth-child(2)::before { background: linear-gradient(90deg, #6366F1, #818CF8); }
.biz-card:nth-child(3)::before { background: linear-gradient(90deg, #D97706, #F59E0B); }

.biz-card:hover {
  background: var(--dark-card2);
  border-color: rgba(124, 58, 237, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.biz-card:hover::before {
  opacity: 1;
}

.biz-icon {
  width: calc(100% + 80px);
  height: 200px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  overflow: hidden;
  margin: -40px 0 28px -40px;
  background: transparent;
  border: none;
  display: block;
}

.biz-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.biz-card-title {
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 14px;
}

.biz-card-desc {
  font-size: 15px;
  line-height: 1.75;
  color: rgba(196, 181, 253, 0.7);
  margin-bottom: 28px;
}

.biz-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}

.biz-tag {
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background: rgba(124, 58, 237, 0.15);
  color: rgba(196, 181, 253, 0.85);
  font-size: 12px;
  font-weight: 500;
  border: 1px solid rgba(124, 58, 237, 0.25);
}

.biz-card:nth-child(3) .biz-tag {
  background: rgba(217, 119, 6, 0.12);
  color: rgba(251, 191, 36, 0.85);
  border-color: rgba(217, 119, 6, 0.25);
}

.biz-metric {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.biz-metric-num {
  font-family: var(--font-head);
  font-size: 28px;
  font-weight: 800;
  color: var(--purple-light);
}

.biz-card:nth-child(3) .biz-metric-num { color: var(--amber-light); }

.biz-metric-unit {
  font-size: 14px;
  color: rgba(196, 181, 253, 0.6);
}

/* ── Industries 应用行业 ── */
.industries {
  background: var(--light-bg);
  padding: 120px 0;
}

.industry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.industry-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  height: 240px;
  cursor: pointer;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
  transition: transform var(--transition);
}

.industry-card:hover {
  transform: translateY(-4px);
}

.industry-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.industry-card:hover img {
  transform: scale(1.05);
}

.industry-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(14, 11, 31, 0.85) 0%, rgba(14, 11, 31, 0.2) 60%, transparent 100%);
}

.industry-label {
  position: absolute;
  bottom: 20px;
  left: 20px;
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: #fff;
}

.industry-label span {
  display: block;
  font-size: 12px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 2px;
}

/* ── Cases 客户案例 ── */
.cases {
  background: var(--dark-section);
  padding: 120px 0;
  position: relative;
  overflow: hidden;
}

/* 客户Logo墙 */
.logo-wall {
  margin-bottom: 36px;
  overflow: hidden;
}

.logo-wall-title {
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.logo-track-wrapper {
  position: relative;
  overflow: hidden;
}

.logo-track-wrapper::before,
.logo-track-wrapper::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 160px;
  z-index: 2;
  pointer-events: none;
}

.logo-track-wrapper::before {
  left: 0;
  background: linear-gradient(to right, var(--dark-section), transparent);
}

.logo-track-wrapper::after {
  right: 0;
  background: linear-gradient(to left, var(--dark-section), transparent);
}

.logo-track {
  display: flex;
  gap: 0;
  animation: logo-scroll 30s linear infinite;
  width: max-content;
}

.logo-track:hover { animation-play-state: paused; }

@keyframes logo-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.logo-item {
  width: 220px;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px 28px;
  border-right: 1px solid rgba(124, 58, 237, 0.12);
  flex-shrink: 0;
  transition: all var(--transition);
}

.logo-item img {
  max-width: 100%;
  max-height: 70px;
  width: auto;
  object-fit: contain;
  opacity: 0.85;
  transition: all var(--transition);
}

.logo-item:hover img {
  opacity: 1;
}

/* 案例卡片 */
.case-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.case-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  transition: all var(--transition);
}

.case-card:hover {
  border-color: rgba(124, 58, 237, 0.4);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

.case-industry-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: var(--radius-full);
  background: rgba(217, 119, 6, 0.12);
  color: #FBB140;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid rgba(217, 119, 6, 0.25);
  margin-bottom: 20px;
}

.case-card-title {
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 16px;
  line-height: 1.3;
}

.case-card-desc {
  font-size: 15px;
  line-height: 1.75;
  color: rgba(196, 181, 253, 0.7);
  margin-bottom: 28px;
}

.case-metrics {
  display: flex;
  gap: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--dark-border);
}

.case-metric {}

.case-metric-num {
  font-family: var(--font-head);
  font-size: 28px;
  font-weight: 800;
  color: var(--purple-light);
  line-height: 1;
  margin-bottom: 4px;
}

.case-metric-label {
  font-size: 13px;
  color: var(--text-muted);
}

/* ── Team 团队 ── */
.team {
  background: var(--light-bg);
  padding: 120px 0;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.team-card {
  background: var(--light-card);
  border: 1px solid var(--light-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
  transition: all var(--transition);
  box-shadow: 0 4px 24px rgba(124, 58, 237, 0.06);
}

.team-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(124, 58, 237, 0.15);
  border-color: var(--purple);
}

/* team capability cards (v2: department-based, no fake persons) */
.team-capability-card {
  border-left: 4px solid var(--purple);
}
.team-capability-card .team-name {
  color: var(--text-dark);
}
.team-capability-icon {
  font-size: 48px;
  margin-bottom: 12px;
  display: block;
}

.team-capability-img {
  width: calc(100% + 80px);
  height: 200px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  overflow: hidden;
  margin: -40px 0 28px -40px;
  background: linear-gradient(135deg, #1E1B4B, #312E81);
  display: block;
}

.team-capability-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.team-name {
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.team-role {
  font-size: 14px;
  font-weight: 600;
  color: var(--purple);
  margin-bottom: 16px;
}

.team-bio {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-gray);
  margin-bottom: 20px;
}

.team-expertise {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
}

.expertise-tag {
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background: #EDE9FE;
  color: var(--purple);
  font-size: 12px;
  font-weight: 500;
  border: 1px solid #DDD6FE;
}

/* ── News 新闻动态 ── */
.news {
  background: var(--dark-section);
  padding: 120px 0;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.news-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
}

.news-card:hover {
  border-color: rgba(124, 58, 237, 0.4);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
}

.news-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.news-img-placeholder {
  width: 100%;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
}

.news-content {
  padding: 28px;
}

.news-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.news-date {
  font-size: 12px;
  font-weight: 600;
  color: var(--purple-light);
  letter-spacing: 0.04em;
}

.news-cat {
  padding: 3px 10px;
  border-radius: var(--radius-full);
  background: rgba(124, 58, 237, 0.15);
  color: rgba(196, 181, 253, 0.85);
  font-size: 11px;
  font-weight: 600;
  border: 1px solid rgba(124, 58, 237, 0.2);
}

.news-title {
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  color: var(--text-white);
  line-height: 1.45;
  margin-bottom: 12px;
}

.news-excerpt {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-muted);
}

.news-more-wrap {
  text-align: center;
}

.btn-outline-light {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-full);
  border: 1.5px solid rgba(196, 181, 253, 0.35);
  color: rgba(196, 181, 253, 0.85);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  background: transparent;
  transition: all var(--transition);
}

.btn-outline-light:hover {
  border-color: var(--purple-light);
  color: #fff;
  background: rgba(124, 58, 237, 0.12);
}

/* ── CTA 区域 ── */
.cta {
  background: var(--dark-bg);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse 60% 60% at 50% 50%, rgba(124, 58, 237, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.cta-inner {
  position: relative;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.cta-headline {
  font-family: var(--font-head);
  font-size: 56px;
  font-weight: 800;
  color: var(--text-white);
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 20px;
}

.cta-sub {
  font-size: 18px;
  line-height: 1.7;
  color: rgba(196, 181, 253, 0.75);
  margin-bottom: 44px;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-amber {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 40px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #D97706, #B45309);
  color: #fff;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 4px 20px rgba(217, 119, 6, 0.4);
}

.btn-amber:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(217, 119, 6, 0.6);
}

/* Contact 联系区块 */
.contact-strip {
  background: rgba(26, 22, 50, 0.7);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-xl);
  padding: 48px 64px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 80px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 0 32px;
  border-right: 1px solid var(--dark-border);
}

.contact-item:first-child { padding-left: 0; }
.contact-item:last-child  { border-right: none; padding-right: 0; }

.contact-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(124, 58, 237, 0.15);
  border: 1px solid rgba(124, 58, 237, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.contact-info {}

.contact-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 4px;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.contact-value {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-white);
}

/* ── Footer ── */
.footer {
  background: #050411;
  border-top: 1px solid var(--dark-border);
  padding: 72px 0 0;
}

.footer-top {
  display: grid;
  grid-template-columns: 220px 1fr 1fr 180px 130px;
  gap: 36px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(124, 58, 237, 0.12);
}

.footer-brand {}

.footer-logo-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.footer-logo-wrap img {
  height: 36px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0.9;
}

.footer-logo-text {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-white);
}

.footer-tagline {
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-muted);
  margin-bottom: 18px;
}

.footer-social {
  display: flex;
  gap: 8px;
}

.social-btn {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: rgba(124, 58, 237, 0.12);
  border: 1px solid rgba(124, 58, 237, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.social-btn:hover {
  background: rgba(124, 58, 237, 0.25);
  border-color: var(--purple-light);
  transform: translateY(-2px);
}

.social-text {
  font-size: 13px;
  color: rgba(124, 114, 159, 0.7);
  align-self: center;
}

/* Footer QR 列 */
.footer-qr-col {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
  padding-top: 0;
}

/* ── 合作品牌滚动墙 ── */
.brand-scroll-section {
  overflow: hidden;
  padding-bottom: 24px;
}

/* Track Wrapper */
.brand-track-wrapper {
  position: relative;
  overflow: hidden;
}

.brand-track-wrapper::before,
.brand-track-wrapper::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 80px;
  z-index: 2;
  pointer-events: none;
}

.brand-track-wrapper::before {
  left: 0;
  background: linear-gradient(to right, #FAF5FF, transparent);
}

.brand-track-wrapper::after {
  right: 0;
  background: linear-gradient(to left, #FAF5FF, transparent);
}

/* Brand Track */
.brand-track {
  display: flex;
  gap: 24px;
  width: max-content;
  padding: 8px 0;
  animation: brand-scroll 50s linear infinite;
}

.brand-track:hover {
  animation-play-state: paused;
}

@keyframes brand-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Brand Card */
.brand-card {
  width: 200px;
  flex-shrink: 0;
  background: #fff;
  border: 1px solid #EDE9FE;
  border-radius: 24px;
  padding: 32px 24px;
  text-align: center;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.brand-card:hover {
  border-color: #7C3AED;
  box-shadow: 0 8px 32px rgba(124, 58, 237, 0.1);
  transform: translateY(-4px);
}

.brand-logo-img {
  width: 200px;
  height: 60px;
  object-fit: contain;
  display: block;
}

.brand-name {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: #0F172A;
  line-height: 1.2;
}

.brand-origin {
  font-size: 12px;
  color: #94A3B8;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.brand-desc {
  font-size: 13px;
  color: #64748B;
  line-height: 1.6;
}

.footer-qr-img {
  width: 96px;
  height: 96px;
  border-radius: 12px;
  border: 1px solid var(--dark-border);
  background: #fff;
  padding: 6px;
  flex-shrink: 0;
}

.footer-qr-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: none;
  opacity: 1;
}

.footer-qr-text {
  font-size: 11px;
  color: var(--text-muted);
  text-align: left;
  line-height: 1.5;
}

.footer-qr-text strong {
  display: block;
  color: rgba(255, 255, 255, 0.85);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 1px;
}

.footer-col-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-white);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  font-size: 14px;
  color: var(--text-muted);
  transition: color var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-links a:hover {
  color: var(--purple-light);
}

.footer-contact-item {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
}

.footer-contact-icon {
  font-size: 14px;
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-icon-svg {
  display: inline-flex;
  align-items: center;
  color: var(--text-muted);
}

.footer-contact-text {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.5;
}

.footer-contact-text strong {
  display: block;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 600;
  font-size: 13px;
  margin-bottom: 2px;
}

/* Footer Bottom */
.footer-bottom {
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copyright {
  font-size: 13px;
  color: rgba(124, 114, 159, 0.6);
}

.footer-legal {
  display: flex;
  gap: 20px;
}

.footer-legal-item {
  font-size: 13px;
  color: rgba(124, 114, 159, 0.6);
  text-decoration: none;
  transition: color 0.2s;
}
a.footer-legal-item:hover {
  color: var(--purple);
}

/* ── 法律声明页面内容样式 ── */
.legal-content {
  padding: 20px 0 60px;
}
.legal-update {
  font-size: 14px;
  color: var(--text-gray);
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--light-border);
}
.legal-content h2 {
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 700;
  color: var(--text-dark);
  margin-top: 40px;
  margin-bottom: 16px;
}
.legal-content h2:first-of-type {
  margin-top: 0;
}
.legal-content p {
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-gray);
  margin-bottom: 16px;
}
.legal-content ul {
  margin-bottom: 20px;
  padding-left: 20px;
}
.legal-content li {
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-gray);
  margin-bottom: 8px;
}
.legal-contact {
  list-style: none;
  padding-left: 0 !important;
}
.legal-contact li {
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-gray);
  margin-bottom: 4px;
}

/* ── Nav Active 状态（多页面）── */
.nav-links a.active,
.nav-links a.nav-active {
  color: var(--purple-light) !important;
  font-weight: 600;
}

/* ── 子页面 Hero（小号 Hero，用于非首页）── */
.page-hero {
  position: relative;
  background: var(--dark-section);
  padding: 160px 0 80px;
  overflow: hidden;
  border-bottom: 1px solid var(--dark-border);
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 60% at 50% 30%, rgba(124, 58, 237, 0.18) 0%, transparent 60%);
  pointer-events: none;
}

.page-hero-title {
  font-family: var(--font-head);
  font-size: 56px;
  font-weight: 800;
  color: var(--text-white);
  text-align: center;
  letter-spacing: -0.02em;
}

.page-hero-sub {
  text-align: center;
  font-size: 18px;
  color: rgba(196, 181, 253, 0.7);
  margin-top: 16px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ── 面包屑 ── */
.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 20px;
  font-size: 13px;
  color: var(--text-muted);
}

.breadcrumb a {
  color: var(--text-muted);
  transition: color var(--transition);
}

.breadcrumb a:hover {
  color: var(--purple-light);
}

.breadcrumb .sep {
  color: var(--dark-border);
}

.breadcrumb .current {
  color: var(--purple-light);
  font-weight: 600;
}

/* ── 探索卡片（首页链接卡片）── */
.explore-section {
  background: var(--dark-section);
  padding: 72px 0;
  position: relative;
}

.explore-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.explore-card {
  display: block;
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  transition: all var(--transition);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.explore-card::after {
  content: '→';
  position: absolute;
  top: 32px;
  right: 32px;
  font-size: 20px;
  color: var(--purple-light);
  opacity: 0;
  transform: translateX(-8px);
  transition: all var(--transition);
}

.explore-card:hover {
  border-color: rgba(124, 58, 237, 0.5);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
  background: var(--dark-card2);
}

.explore-card:hover::after {
  opacity: 1;
  transform: translateX(0);
}

.explore-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 24px;
}

.explore-icon.ei-about    { background: linear-gradient(135deg, #7C3AED, #5B21B6); }
.explore-icon.ei-business { background: linear-gradient(135deg, #6366F1, #4338CA); }
.explore-icon.ei-cases    { background: linear-gradient(135deg, #D97706, #B45309); }
.explore-icon.ei-team     { background: linear-gradient(135deg, #06B6D4, #0891B2); }
.explore-icon.ei-news     { background: linear-gradient(135deg, #F59E0B, #D97706); }
.explore-icon.ei-contact  { background: linear-gradient(135deg, #10B981, #059669); }

/* ── Explore icon SVG override ── */
.explore-icon svg {
  color: #fff;
}

/* ── 核心亮点卡片 Hover 浮起效果 ── */
.home-highlights > div {
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.home-highlights > div:hover {
  transform: translateY(-6px);
}
.home-highlights > div:nth-child(1):hover {
  box-shadow: 0 8px 32px rgba(124, 58, 237, 0.28), 0 0 0 1px rgba(124, 58, 237, 0.4);
}
.home-highlights > div:nth-child(2):hover {
  box-shadow: 0 8px 32px rgba(99, 102, 241, 0.28), 0 0 0 1px rgba(99, 102, 241, 0.4);
}
.home-highlights > div:nth-child(3):hover {
  box-shadow: 0 8px 32px rgba(217, 119, 6, 0.22), 0 0 0 1px rgba(217, 119, 6, 0.4);
}

/* ── Resource card icons (business.html) ── */
.res-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  color: var(--purple);
}

/* ── Culture icons (team.html) ── */
.culture-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--purple-light);
}

/* ── Check items (contact.html) ── */
.check-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ── Modal success icon (contact.html) ── */
.modal-success-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  margin-bottom: 16px;
  color: #10B981;
}

.explore-card-title {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 10px;
}

.explore-card-desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-muted);
}

/* ── 内容区通用（浅色/深色交替）── */
.content-light {
  background: var(--light-bg);
  padding: 100px 0;
}

.content-dark {
  background: var(--dark-section);
  padding: 100px 0;
}

/* ── 联系页面 ── */
.contact-page-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: stretch;
}

.contact-form {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  padding: 48px;
}

.contact-form h3 {
  font-family: var(--font-head);
  font-size: 24px;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 8px;
}

.contact-form-sub {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 32px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 8px;
  letter-spacing: 0.03em;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--dark-border);
  color: var(--text-white);
  font-family: var(--font-body);
  font-size: 15px;
  transition: border-color var(--transition);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' fill='none' stroke='%23A78BFA' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
}
.form-group select option {
  background: #1E1B4B;
  color: rgba(255, 255, 255, 0.9);
  padding: 10px 14px;
}
.form-group select:hover {
  border-color: var(--purple-light);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--purple-light);
  background: rgba(124, 58, 237, 0.08);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-info-cards {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

/* Promo 描述区块 */
.contact-promo-box {
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.15) 0%, rgba(26, 22, 50, 0.95) 100%);
  border: 1px solid rgba(124, 58, 237, 0.35);
  border-radius: var(--radius-lg);
  padding: 36px 36px 30px;
  position: relative;
  overflow: hidden;
}

.contact-promo-box::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 160px;
  height: 160px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.2) 0%, transparent 70%);
  pointer-events: none;
}

.contact-promo-badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 14px;
  border-radius: var(--radius-full);
  background: rgba(124, 58, 237, 0.2);
  border: 1px solid rgba(124, 58, 237, 0.3);
  font-size: 12px;
  font-weight: 600;
  color: #C4B5FD;
  letter-spacing: 0.04em;
  margin-bottom: 16px;
}

.contact-promo-box h3 {
  font-family: var(--font-head);
  font-size: 30px;
  font-weight: 800;
  color: var(--text-white);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

.contact-promo-desc {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(196, 181, 253, 0.7);
  margin-bottom: 20px;
}

.contact-promo-divider {
  height: 1px;
  background: linear-gradient(90deg, rgba(124, 58, 237, 0.4), rgba(124, 58, 237, 0.05));
  margin-bottom: 16px;
}

.contact-promo-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.contact-promo-highlights span {
  font-size: 13px;
  color: rgba(196, 181, 253, 0.75);
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* 联系信息卡片组 */
.contact-info-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
  justify-content: space-evenly;
}

.contact-info-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-md);
  padding: 22px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: all var(--transition);
}

.contact-info-card:hover {
  border-color: rgba(124, 58, 237, 0.4);
  background: var(--dark-card2);
  transform: translateY(-2px);
}

.contact-info-card-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(124, 58, 237, 0.12);
  border: 1px solid rgba(124, 58, 237, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.contact-info-card-body {
  flex: 1;
  min-width: 0;
}

.contact-info-card-body h4 {
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 3px;
}

.contact-info-card-body p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ── 产品手册 / 数据表卡片 ── */
.datasheet-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease, background 0.3s ease;
}

.datasheet-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(124, 58, 237, 0.15);
  border-color: rgba(124, 58, 237, 0.5) !important;
  background: rgba(255, 255, 255, 0.07) !important;
}

/* ── 订阅表单 ── */
.subscribe-form input::placeholder {
  color: rgba(255, 255, 255, 0.3);
}

.subscribe-form input:focus {
  border-color: rgba(124, 58, 237, 0.5) !important;
  background: rgba(255, 255, 255, 0.12) !important;
}

/* ── 发展历程 — 纵向交替时间轴 ── */
.timeline-alt {
  padding: 10px 0 0;
}

.ta-track {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* 中央竖线 */
.ta-track::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom,
    #7C3AED 0%,
    #6366F1 30%,
    #D97706 60%,
    #8B5CF6 100%
  );
  transform: translateX(-50%);
  border-radius: 1px;
  opacity: 0.4;
  z-index: 0;
}

/* 每一行 */
.ta-row {
  display: flex;
  align-items: center;
  position: relative;
  z-index: 1;
  padding: 18px 0;
}

/* 三栏布局：卡片 | 节点 | 空白（或反向） */
.ta-row > :not(.ta-spacer) {
  flex-shrink: 0;
}

.ta-spacer {
  flex: 1;
  min-width: 0;
}

/* 节点列 */
.ta-node-col {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  width: 130px;
  justify-content: center;
  position: relative;
  z-index: 2;
}

/* 横向连接线 */
.ta-line-h {
  width: 30px;
  height: 1px;
  background: rgba(124, 58, 237, 0.3);
  flex-shrink: 0;
}

.ta-row:nth-child(2) .ta-line-h { background: rgba(99, 102, 241, 0.3); }
.ta-row:nth-child(3) .ta-line-h { background: rgba(217, 119, 6, 0.3); }
.ta-row:nth-child(4) .ta-line-h { background: rgba(139, 92, 246, 0.3); }

/* 年份圆形节点 */
.ta-node {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, #1E1B4B, #161330);
  border: 2.5px solid rgba(124, 58, 237, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 8px rgba(124, 58, 237, 0.06);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  flex-shrink: 0;
}

.ta-row:nth-child(2) .ta-node {
  border-color: rgba(99, 102, 241, 0.5);
  box-shadow: 0 0 0 8px rgba(99, 102, 241, 0.06);
}
.ta-row:nth-child(3) .ta-node {
  border-color: rgba(217, 119, 6, 0.5);
  box-shadow: 0 0 0 8px rgba(217, 119, 6, 0.06);
}
.ta-row:nth-child(4) .ta-node {
  border-color: rgba(139, 92, 246, 0.5);
  box-shadow: 0 0 0 8px rgba(139, 92, 246, 0.06);
}

/* 年份数字 */
.ta-year {
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.5px;
}

/* 卡片 — 50% 宽度减去节点列一半 + 间距 */
.ta-card {
  width: calc(50% - 75px);
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: 14px;
  padding: 24px 22px;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* 左侧卡片的特色处理 */
.ta-left {
  text-align: right;
  margin-right: 10px;
}

/* 右侧卡片 */
.ta-right {
  margin-left: 10px;
}

.ta-card:hover {
  border-color: rgba(124, 58, 237, 0.35);
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.3);
}

.ta-row:nth-child(2) .ta-card:hover { border-color: rgba(99, 102, 241, 0.35); }
.ta-row:nth-child(3) .ta-card:hover { border-color: rgba(217, 119, 6, 0.35); }
.ta-row:nth-child(4) .ta-card:hover { border-color: rgba(139, 92, 246, 0.35); }

/* 节点 Hover */
.ta-row:hover .ta-node {
  transform: scale(1.12);
  border-color: #7C3AED;
  box-shadow: 0 0 0 12px rgba(124, 58, 237, 0.15), 0 0 30px rgba(124, 58, 237, 0.25);
}

.ta-row:nth-child(2):hover .ta-node {
  border-color: #6366F1;
  box-shadow: 0 0 0 12px rgba(99, 102, 241, 0.15), 0 0 30px rgba(99, 102, 241, 0.25);
}
.ta-row:nth-child(3):hover .ta-node {
  border-color: #D97706;
  box-shadow: 0 0 0 12px rgba(217, 119, 6, 0.15), 0 0 30px rgba(217, 119, 6, 0.18);
}
.ta-row:nth-child(4):hover .ta-node {
  border-color: #8B5CF6;
  box-shadow: 0 0 0 12px rgba(139, 92, 246, 0.15), 0 0 30px rgba(139, 92, 246, 0.25);
}

.ta-title {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 8px;
}

.ta-desc {
  font-size: 13px;
  line-height: 1.65;
  color: rgba(196, 181, 253, 0.55);
  margin: 0;
}

/* 响应式：≤768px 全部右对齐 */
@media (max-width: 768px) {
  .ta-track::before {
    left: 30px;
    transform: none;
  }

  .ta-row {
    padding: 12px 0 12px 60px;
  }

  .ta-spacer {
    display: none;
  }

  .ta-card {
    width: 100%;
    text-align: left !important;
  }

  .ta-node-col {
    position: absolute;
    left: 0;
    width: 60px;
    justify-content: center;
  }

  .ta-line-h {
    width: 24px;
  }

  .ta-node {
    width: 48px;
    height: 48px;
    box-shadow: 0 0 0 5px rgba(124, 58, 237, 0.06);
  }

  .ta-year {
    font-size: 12px;
  }

  .ta-title {
    font-size: 17px;
  }

  .ta-desc {
    font-size: 12px;
  }
}
.fade-up {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-up-delay-1 { transition-delay: 0.1s; }
.fade-up-delay-2 { transition-delay: 0.2s; }
.fade-up-delay-3 { transition-delay: 0.3s; }
.fade-up-delay-4 { transition-delay: 0.4s; }

/* 数字滚动 */
.count-up { display: inline-block; }

/* ── 响应式 ── */
@media (max-width: 1024px) {
  .hero-headline    { font-size: 54px; }
  .hero-content     { gap: 48px; }
  .about-content    { gap: 48px; }
  .biz-cards        { grid-template-columns: 1fr 1fr; gap: 16px; }
  .industry-grid    { grid-template-columns: repeat(3, 1fr); }
  .team-grid        { grid-template-columns: repeat(3, 1fr); }
  .footer-top       { grid-template-columns: 1fr 1fr; gap: 36px; }
  .contact-strip    { padding: 36px 40px; }
}

@media (max-width: 768px) {
  .container { padding: 0 20px; }

  /* Nav */
  .nav-links, .nav-cta { display: none; }
  .nav-mobile-toggle    { display: flex; }

  /* Nav open state */
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 96px 0 0 0;
    background: rgba(14, 11, 31, 0.97);
    padding: 40px 24px;
    gap: 24px;
    z-index: 999;
  }
  .nav-links.open a { font-size: 18px; }
  .nav-cta.open {
    display: flex;
    position: fixed;
    bottom: 32px;
    left: 24px;
    right: 24px;
    z-index: 1000;
  }
  .btn-nav-primary { flex: 1; text-align: center; }

  /* Hero */
  .hero-content { grid-template-columns: 1fr; gap: 40px; padding: 100px 20px 60px; }
  .hero-right   { display: none; }
  .hero-headline { font-size: 42px; }
  .hero-sub      { font-size: 16px; }
  .hero-kpi-inner { grid-template-columns: repeat(2, 1fr); }
  .kpi-item:nth-child(2) { border-right: none; }
  .kpi-item      { border-bottom: 1px solid rgba(124, 58, 237, 0.2); }
  .kpi-item:nth-child(3),
  .kpi-item:nth-child(4) { border-bottom: none; }

  /* About */
  .about-content { grid-template-columns: 1fr; gap: 40px; }
  .about-headline { font-size: 36px; }
  .about-stats    { grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(2) { border-right: none; }
  .stat-item:nth-child(3) { border-top: 1px solid var(--light-border); }
  .stat-item:nth-child(4) { border-top: 1px solid var(--light-border); border-right: none; }

  /* Sections */
  .section-headline { font-size: 36px; }
  .biz-cards        { grid-template-columns: 1fr; }
  .industry-grid    { grid-template-columns: repeat(2, 1fr); }
  .case-cards       { grid-template-columns: 1fr; }
  .team-grid        { grid-template-columns: 1fr; }
  .news-grid        { grid-template-columns: 1fr; }
  .cta-headline     { font-size: 36px; }

  /* Contact */
  .contact-strip { grid-template-columns: 1fr; padding: 32px; gap: 28px; }
  .contact-item  { padding: 0 !important; border-right: none; border-bottom: 1px solid var(--dark-border); padding-bottom: 28px !important; }
  .contact-item:last-child { border-bottom: none; padding-bottom: 0 !important; }

  /* Footer */
  .footer-top       { grid-template-columns: repeat(3, 1fr); gap: 28px; }
  .footer-qr-col    { grid-column: 1 / -1; flex-direction: row; align-items: center; gap: 12px; justify-content: center; }
  .footer-bottom    { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .industry-grid { grid-template-columns: 1fr; }
  .hero-actions  { flex-direction: column; align-items: flex-start; }
  .hero-headline { font-size: 34px; }
}