/* =========================================
   医护邦官网 - 主样式表
   对标网易云信 netease.im 视觉风格
   ========================================= */

/* ===== 基础重置 & 变量 ===== */
:root {
  --primary: #3bb3c3;
  --primary-light: #6ecfd9;
  --primary-dark: #2a8f9c;
  --accent: #6ecfd9;
  --bg-dark: #060C1E;
  --bg-dark2: #0A1628;
  --bg-dark3: #0D1F3C;
  --bg-light: #F4F7FF;
  --bg-white: #FFFFFF;
  --text-white: #FFFFFF;
  --text-light: rgba(255,255,255,0.85);
  --text-muted: rgba(255,255,255,0.5);
  --text-dark: #1A2332;
  --text-gray: #5A6580;
  --border-dark: rgba(255,255,255,0.08);
  --border-light: rgba(59,179,195,0.2);
  --card-bg: rgba(255,255,255,0.03);
  --card-bg-hover: rgba(59,179,195,0.12);
  --gradient-hero: linear-gradient(135deg, #060C1E 0%, #0A1628 50%, #0D1F3C 100%);
  --gradient-blue: linear-gradient(135deg, #3bb3c3 0%, #6ecfd9 100%);
  --gradient-dark-blue: linear-gradient(180deg, #060C1E 0%, #0A1628 100%);
  --shadow-card: 0 8px 32px rgba(59,179,195,0.15);
  --shadow-card-hover: 0 20px 60px rgba(59,179,195,0.3);
  --shadow-btn: 0 4px 20px rgba(59,179,195,0.4);
  --radius-card: 16px;
  --radius-btn: 8px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

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

a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
img { max-width: 100%; display: block; }

/* ===== 滚动条 ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 3px; }

/* ===== 选中文字 ===== */
::selection { background: var(--primary); color: white; }

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

.navbar.scrolled {
  background: rgba(6, 12, 30, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-dark);
  box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  transition: var(--transition);
}
.nav-logo:hover { opacity: 0.85; }

.nav-actions {
  flex: 0 0 auto;
}

.nav-logo img {
  display: block;
  max-height: 24px;
  width: auto;
  object-fit: contain;
}

.logo-text {
  font-size: 22px;
  font-weight: 700;
  background: var(--gradient-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 1px;
}

.nav-menu {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  flex: 1;
  padding: 0 60px;
}

.nav-link {
  padding: 8px 16px;
  font-size: 15px;
  color: rgba(255,255,255,0.8);
  border-radius: 6px;
  transition: var(--transition);
  white-space: nowrap;
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: #fff;
  background: rgba(22,93,255,0.15);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--primary-light);
  border-radius: 1px;
}

/* 下拉菜单 */
.nav-item {
  position: relative;
}

.nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  background: rgba(10, 22, 40, 0.98);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-dark);
  border-radius: 12px;
  padding: 8px;
  min-width: 180px;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.nav-item:hover .nav-dropdown {
  opacity: 1;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown a {
  display: block;
  padding: 10px 16px;
  font-size: 14px;
  color: rgba(255,255,255,0.75);
  border-radius: 8px;
  transition: var(--transition);
}

.nav-dropdown a:hover {
  color: white;
  background: rgba(22,93,255,0.2);
}

.icon-arrow-down::after {
  content: '▾';
  font-size: 12px;
  margin-left: 4px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-shrink: 0;
}

.nav-phone {
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  white-space: nowrap;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: white;
  border-radius: 2px;
  transition: var(--transition);
}

/* =========================================
   按钮系统
   ========================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0;
  background: rgba(255,255,255,0.1);
  transition: var(--transition);
}

.btn:hover::before { opacity: 1; }

.btn-primary {
  background: var(--gradient-blue);
  color: white;
  box-shadow: var(--shadow-btn);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(22,93,255,0.5);
}

.btn-outline {
  background: transparent;
  color: var(--primary-light);
  border: 1.5px solid var(--primary);
}

.btn-outline:hover {
  background: rgba(22,93,255,0.15);
  transform: translateY(-1px);
}

.btn-outline-light {
  background: transparent;
  color: white;
  border: 1.5px solid rgba(255,255,255,0.4);
}

.btn-outline-light:hover {
  background: rgba(255,255,255,0.1);
  border-color: white;
}

.btn-ghost {
  background: rgba(255,255,255,0.08);
  color: white;
  border: 1.5px solid rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
}

.btn-ghost:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.3);
  transform: translateY(-2px);
}

.btn-lg { padding: 14px 36px; font-size: 16px; border-radius: 10px; }
.btn-xl { padding: 18px 48px; font-size: 17px; border-radius: 12px; }
.btn-full { width: 100%; justify-content: center; padding: 16px; font-size: 16px; }

/* 按钮涟漪效果 */
.btn {
  position: relative;
  overflow: hidden;
}

.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  transform: scale(0);
  animation: ripple-animation 0.6s ease-out;
  pointer-events: none;
}

@keyframes ripple-animation {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* 图标 */
.icon-arrow-right::after { content: '→'; }
.icon-play::before { content: '▶'; font-size: 12px; }
.icon-phone::before { content: '📞'; font-size: 14px; }
.icon-check::before { content: '✓'; color: var(--primary-light); font-weight: 700; margin-right: 8px; }
.icon-shield::before { content: '🔒'; margin-right: 4px; }
.icon-clock::before { content: '⚡'; margin-right: 4px; }
.icon-star::before { content: '⭐'; margin-right: 4px; }

/* =========================================
   通用节区样式
   ========================================= */
section {
  padding: 100px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 64px;
  padding: 0 24px;
}

.section-tag {
  display: inline-block;
  padding: 6px 20px;
  background: rgba(22,93,255,0.12);
  border: 1px solid rgba(22,93,255,0.3);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary-light);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.section-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 16px;
  color: var(--text-white);
}

.section-desc {
  font-size: 17px;
  line-height: 1.7;
  color: rgba(255,255,255,0.55);
}

/* 亮色背景版本 */
.section-header-light .section-title,
.section-title-light { color: var(--text-white); }
.section-desc-light { color: rgba(255,255,255,0.55); }
.section-tag-light {
  background: rgba(64,169,255,0.15);
  border-color: rgba(64,169,255,0.4);
  color: var(--accent);
}

/* =========================================
   首屏 Hero
   ========================================= */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 120px 24px 80px;
  background: var(--gradient-hero);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-particles,
.hero-grid-lines,
.hero-glow {
  position: relative;
  z-index: 2;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.hero-gradient-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(6,12,30,0.45) 0%, rgba(10,22,40,0.35) 50%, rgba(13,31,60,0.25) 100%);
  z-index: 3;
}

.hero-slider {
  position: relative;
  z-index: 4;
  width: 100%;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease, visibility 0.8s ease;
}

.hero-slide.active {
  opacity: 1;
  visibility: visible;
}

.hero-slide .hero-content {
  animation: fadeInUp 0.8s ease both;
}

.hero-slider-dots {
  position: absolute;
  bottom: 90px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 12px;
  z-index: 3;
}

.hero-dot {
  width: 32px;
  height: 4px;
  border-radius: 2px;
  background: rgba(255,255,255,0.25);
  cursor: pointer;
  transition: all 0.4s ease;
}

.hero-dot.active {
  width: 48px;
  background: var(--primary-light);
  box-shadow: 0 0 12px rgba(59,179,195,0.5);
}

.hero-dot:hover:not(.active) {
  background: rgba(255,255,255,0.45);
}

/* 网格线背景 */
.hero-grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(22,93,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22,93,255,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
  0% { transform: translateY(0); }
  100% { transform: translateY(60px); }
}

/* 光晕 */
.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
  animation: glowFloat 8s ease-in-out infinite alternate;
}

.hero-glow-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(22,93,255,0.25) 0%, transparent 70%);
  top: -100px;
  left: -100px;
}

.hero-glow-2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(64,169,255,0.15) 0%, transparent 70%);
  bottom: -80px;
  right: 0;
  animation-delay: -4s;
}

@keyframes glowFloat {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(30px, 20px) scale(1.1); }
}

/* 粒子效果 */
.hero-particles {
  position: absolute;
  inset: 0;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 960px;
  width: 100%;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 24px;
  background: rgba(22,93,255,0.1);
  border: 1px solid rgba(22,93,255,0.3);
  border-radius: 30px;
  font-size: 14px;
  color: var(--primary-light);
  margin-bottom: 32px;
  animation: fadeInUp 0.8s ease both;
}

.hero-badge-lg {
  padding: 12px 36px;
  font-size: 20px;
  font-weight: 700;
  background: rgba(22,93,255,0.15);
  border: 1px solid rgba(22,93,255,0.5);
  box-shadow: 0 0 30px rgba(22,93,255,0.2);
  margin-bottom: 40px;
}

.hero-badge-lg .badge-dot {
  width: 10px;
  height: 10px;
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: #00D4FF;
  border-radius: 50%;
  box-shadow: 0 0 8px #00D4FF;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 8px #00D4FF; transform: scale(1); }
  50% { box-shadow: 0 0 16px #00D4FF; transform: scale(1.2); }
}

.hero-title {
  font-size: clamp(36px, 6vw, 80px);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s 0.1s ease both;
}

.title-line {
  display: block;
}

.title-accent {
  background: linear-gradient(90deg, #6ecfd9 0%, #3bb3c3 40%, #6ecfd9 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(16px, 2vw, 20px);
  color: rgba(255,255,255,0.65);
  line-height: 1.8;
  margin-bottom: 48px;
  animation: fadeInUp 0.8s 0.2s ease both;
}

.hero-subtitle a {
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  border-bottom: 1px dashed rgba(255,255,255,0.25);
  padding-bottom: 1px;
  transition: all 0.3s ease;
  cursor: pointer;
}

.hero-subtitle a:hover {
  color: var(--primary-light);
  border-bottom-color: var(--primary-light);
  text-shadow: 0 0 12px rgba(59,179,195,0.5);
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: 48px;
  padding: 28px 40px;
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  animation: fadeInUp 0.8s 0.3s ease both;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 40px;
}

.stat-num {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 900;
  color: white;
  line-height: 1;
  display: flex;
  align-items: baseline;
  gap: 2px;
}

.stat-unit {
  font-size: clamp(16px, 2vw, 24px);
  font-weight: 700;
  color: var(--primary-light);
}

.stat-label {
  font-size: 13px;
  color: rgba(255,255,255,0.45);
  margin-top: 6px;
  letter-spacing: 1px;
}

.stat-divider {
  width: 1px;
  height: 48px;
  background: rgba(255,255,255,0.1);
  flex-shrink: 0;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s 0.4s ease both;
}

.hero-scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.3);
  font-size: 12px;
  letter-spacing: 2px;
  animation: fadeIn 1s 1s ease both;
  z-index: 4;
}

.scroll-arrow {
  width: 24px;
  height: 24px;
  border-right: 2px solid rgba(255,255,255,0.3);
  border-bottom: 2px solid rgba(255,255,255,0.3);
  transform: rotate(45deg);
  animation: scrollBounce 1.5s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: rotate(45deg) translateY(0); opacity: 0.3; }
  50% { transform: rotate(45deg) translateY(4px); opacity: 0.8; }
}

/* =========================================
   核心优势
   ========================================= */
.advantages {
  background: linear-gradient(180deg, var(--bg-dark) 0%, #080F20 100%);
  padding: 100px 24px;
}

.adv-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 0 24px;
}

.adv-card {
  background: var(--card-bg);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-card);
  padding: 20px 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.adv-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-blue);
  opacity: 0;
  transition: var(--transition);
}

.adv-card:hover {
  border-color: rgba(22,93,255,0.4);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.adv-card:hover::before { opacity: 0.04; }

.adv-icon {
  margin-bottom: 10px;
  position: relative;
  z-index: 1;
}

.adv-num {
  font-size: 36px;
  font-weight: 900;
  color: var(--primary-light);
  line-height: 1;
  margin-bottom: 8px;
  position: relative;
  z-index: 1;
}

.adv-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.adv-desc {
  font-size: 14px;
  color: rgba(255,255,255,0.5);
  line-height: 1.7;
  position: relative;
  z-index: 1;
}

/* =========================================
   产品矩阵
   ========================================= */
.products {
  background: linear-gradient(180deg, #080F20 0%, var(--bg-dark3) 100%);
  padding: 100px 24px;
}

.product-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: auto auto;
  gap: 24px;
  padding: 0 24px;
}

.product-card {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-card);
  padding: 36px 28px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  display: block;
  cursor: pointer;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-blue);
  transform: scaleX(0);
  transition: var(--transition);
  transform-origin: left;
}

.product-card:hover {
  border-color: rgba(22,93,255,0.5);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  background: rgba(22,93,255,0.06);
}

.product-card:hover::before { transform: scaleX(1); }

.product-card-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(22,93,255,0.12) 0%, transparent 60%);
  opacity: 0;
  transition: var(--transition);
}

.product-card:hover .product-card-bg { opacity: 1; }

.product-card-wide {
  grid-column: span 4;
  display: grid;
  grid-template-columns: auto auto 1fr auto auto;
  align-items: center;
  gap: 24px;
  padding: 32px 40px;
}

.product-card-wide .product-num { margin: 0; }
.product-card-wide .product-tags { flex-direction: row; margin: 0; }
.product-card-wide .product-link { margin: 0; }

.product-icon {
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.product-num {
  font-size: 64px;
  font-weight: 900;
  color: rgba(22,93,255,0.15);
  line-height: 1;
  position: absolute;
  top: 20px;
  right: 20px;
  font-variant-numeric: tabular-nums;
}

.product-name {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.product-desc {
  font-size: 14px;
  color: rgba(255,255,255,0.5);
  line-height: 1.7;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
}

.product-tags li {
  padding: 4px 12px;
  background: rgba(22,93,255,0.12);
  border: 1px solid rgba(22,93,255,0.25);
  border-radius: 4px;
  font-size: 12px;
  color: var(--primary-light);
}

.product-link {
  font-size: 14px;
  font-weight: 600;
  color: rgba(255,255,255,0.5);
  transition: var(--transition);
  position: relative;
  z-index: 1;
}

.product-card:hover .product-link { color: var(--primary-light); }

.arrow-right {
  display: inline-block;
  transition: transform 0.3s ease;
}

.product-card:hover .arrow-right { transform: translateX(4px); }

/* =========================================
   解决方案
   ========================================= */
.solutions {
  background: linear-gradient(180deg, var(--bg-dark3) 0%, #080F20 100%);
  padding: 100px 24px;
}

.solution-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 48px;
  flex-wrap: wrap;
  padding: 0 24px;
}

.tab-btn {
  padding: 12px 32px;
  background: rgba(255,255,255,0.04);
  border: 1.5px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  color: rgba(255,255,255,0.6);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font);
}

.tab-btn:hover {
  color: white;
  border-color: rgba(22,93,255,0.4);
  background: rgba(22,93,255,0.1);
}

.tab-btn.active {
  background: var(--gradient-blue);
  border-color: transparent;
  color: white;
  box-shadow: var(--shadow-btn);
}

.solution-panels {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.solution-panel {
  display: none;
}

.solution-panel.active {
  display: block;
  animation: fadeIn 0.4s ease;
}

.solution-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.solution-label {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.solution-label.pain {
  background: rgba(255,77,79,0.15);
  border: 1px solid rgba(255,77,79,0.3);
  color: #FF6B6B;
}

.solution-label.solve {
  background: rgba(22,93,255,0.15);
  border: 1px solid rgba(22,93,255,0.3);
  color: var(--primary-light);
}

.pain-list li,
.solve-list li {
  padding: 10px 0;
  font-size: 15px;
  color: rgba(255,255,255,0.65);
  line-height: 1.6;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  display: flex;
  align-items: flex-start;
}

.pain-list li::before {
  content: '—';
  color: rgba(255,77,79,0.5);
  margin-right: 10px;
  flex-shrink: 0;
}

.pain-section { margin-bottom: 32px; }

.solution-right {
  background: rgba(22,93,255,0.05);
  border: 1px solid rgba(22,93,255,0.15);
  border-radius: 20px;
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.solution-value {
  width: 100%;
  text-align: center;
}

.value-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--primary-light);
  letter-spacing: 2px;
  margin-bottom: 28px;
  text-align: center;
}

.value-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 36px;
}

.metric-item {
  text-align: center;
}

.metric-num {
  font-size: 40px;
  font-weight: 900;
  background: var(--gradient-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
}

.metric-label {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
}

/* =========================================
   品牌实力
   ========================================= */
.brand-power {
  background: linear-gradient(180deg, #080F20 0%, var(--bg-dark) 100%);
  padding: 100px 24px;
  position: relative;
  overflow: hidden;
}

.brand-power::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(22,93,255,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.brand-inner {
  max-width: 1280px;
  margin: 0 auto;
}

.brand-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 0 24px;
  margin-bottom: 60px;
}

.brand-stat {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-dark);
  border-radius: 20px;
  padding: 36px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.brand-stat:hover {
  border-color: rgba(22,93,255,0.3);
  transform: translateY(-4px);
}

.bstat-icon { margin-bottom: 16px; opacity: 0.7; }

.bstat-num {
  font-size: 48px;
  font-weight: 900;
  color: white;
  display: flex;
  align-items: baseline;
  gap: 4px;
  line-height: 1;
  margin-bottom: 8px;
}

.bstat-unit {
  font-size: 24px;
  color: var(--primary-light);
  font-weight: 700;
}

.bstat-label {
  font-size: 14px;
  color: rgba(255,255,255,0.4);
  margin-bottom: 20px;
}

.bstat-bar {
  height: 6px;
  background: rgba(255,255,255,0.08);
  border-radius: 3px;
  overflow: hidden;
  position: relative;
  margin-top: 16px;
}

.bstat-fill {
  height: 100%;
  background: linear-gradient(90deg, #3bb3c3 0%, #6ecfd9 50%, #3bb3c3 100%);
  background-size: 200% 100%;
  border-radius: 3px;
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 0 12px rgba(59, 179, 195, 0.6), 0 0 20px rgba(59, 179, 195, 0.3);
  animation: shimmer 2s ease-in-out infinite;
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* 地图 */
.china-map-section {
  padding: 0 24px;
}

.map-container {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border-dark);
  border-radius: 24px;
  padding: 48px;
  text-align: center;
}

.map-title {
  font-size: 20px;
  font-weight: 700;
  color: rgba(255,255,255,0.7);
  margin-bottom: 32px;
  letter-spacing: 1px;
}

.map-visual {
  max-width: 900px;
  margin: 0 auto 32px;
  min-height: 500px;
}

.china-svg {
  width: 100%;
  height: auto;
}

.map-dot {
  cursor: pointer;
  animation: dotPulse 2s ease-in-out infinite;
}

.map-pulse {
  animation: mapPulseAnim 2s ease-out infinite;
}

@keyframes mapPulseAnim {
  0% { r: 12; opacity: 0.4; }
  100% { r: 24; opacity: 0; }
}

@keyframes dotPulse {
  0%, 100% { opacity: 0.8; }
  50% { opacity: 1; }
}

.map-legend {
  display: flex;
  justify-content: center;
  gap: 32px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,0.5);
}

.dot-large, .dot-small {
  display: inline-block;
  border-radius: 50%;
  flex-shrink: 0;
}
.dot-large { width: 10px; height: 10px; background: #40A9FF; }
.dot-small { width: 7px; height: 7px; background: #165DFF; }

/* =========================================
   合作伙伴
   ========================================= */
.partners {
  background: var(--bg-dark);
  padding: 80px 0;
  overflow: hidden;
}

.partners .section-header {
  padding: 0 24px;
}

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

.partner-track-wrapper::before,
.partner-track-wrapper::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 200px;
  z-index: 2;
  pointer-events: none;
}

.partner-track-wrapper::before {
  left: 0;
  background: linear-gradient(90deg, var(--bg-dark) 0%, transparent 100%);
}

.partner-track-wrapper::after {
  right: 0;
  background: linear-gradient(-90deg, var(--bg-dark) 0%, transparent 100%);
}

.partner-track {
  display: flex;
  gap: 24px;
  animation: scrollPartners 30s linear infinite;
  width: max-content;
  padding: 8px 0;
}

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

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

.partner-logo-item {
  flex-shrink: 0;
}

.partner-logo-box {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-dark);
  border-radius: 12px;
  padding: 20px 32px;
  min-width: 180px;
  text-align: center;
  transition: var(--transition);
  cursor: default;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.partner-logo-box:hover {
  background: rgba(22,93,255,0.08);
  border-color: rgba(22,93,255,0.3);
}

.partner-hospital-icon {
  max-width: 100%;
  height: auto;
  flex-shrink: 0;
  border-radius: 8px;
}

.partner-logo-box span {
  display: block;
  font-size: 16px;
  font-weight: 700;
  color: rgba(255,255,255,0.7);
  transition: var(--transition);
}

.partner-logo-box:hover span { color: white; }

.partner-type {
  font-size: 11px;
  color: rgba(255,255,255,0.3);
  letter-spacing: 1px;
}

/* =========================================
   底部转化区
   ========================================= */
.cta-section {
  background: linear-gradient(135deg, #030818 0%, #060D1F 50%, #0A1628 100%);
  padding: 100px 24px;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.cta-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.cta-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(22,93,255,0.2) 0%, transparent 70%);
}

.cta-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
}

.cta-tag {
  display: inline-block;
  padding: 5px 18px;
  background: rgba(22,93,255,0.15);
  border: 1px solid rgba(22,93,255,0.3);
  border-radius: 20px;
  font-size: 12px;
  color: var(--primary-light);
  letter-spacing: 3px;
  margin-bottom: 24px;
}

.cta-title {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 900;
  margin-bottom: 16px;
  color: white;
}

.cta-desc {
  font-size: 17px;
  color: rgba(255,255,255,0.55);
  line-height: 1.7;
  margin-bottom: 40px;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

contact-form, .contact-form {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  padding: 40px;
  margin-bottom: 32px;
  text-align: left;
}

/* 覆盖浏览器默认表单验证样式 */
.contact-form input:invalid,
.contact-form select:invalid {
  box-shadow: none;
  outline: none;
}

.contact-form input:-moz-ui-invalid,
.contact-form select:-moz-ui-invalid {
  box-shadow: none;
  outline: none;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-row-full {
  grid-template-columns: 1fr;
}

.form-input {
  padding: 14px 20px;
  background: rgba(255,255,255,0.05);
  border: 1.5px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  color: white;
  font-size: 15px;
  font-family: var(--font);
  transition: var(--transition);
  outline: none;
}

.form-input::placeholder { color: rgba(255,255,255,0.3); }

.form-input:focus {
  border-color: var(--primary);
  background: rgba(22,93,255,0.08);
  box-shadow: 0 0 0 3px rgba(22,93,255,0.15);
}

.form-select {
  cursor: pointer;
  -webkit-appearance: none;
  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 1l5 5 5-5' stroke='%23888' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.form-select option { background: var(--bg-dark3); }

.form-select:focus {
  border-color: var(--primary);
  background-color: rgba(22,93,255,0.08);
  box-shadow: 0 0 0 3px rgba(22,93,255,0.15);
  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 1l5 5 5-5' stroke='%23888' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}

/* 表单复选框组 */
.form-checkbox-group {
  width: 100%;
}

.form-checkbox-title {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  margin-bottom: 12px;
  font-weight: 500;
}

.form-checkbox-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.form-checkbox-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: rgba(255,255,255,0.05);
  border: 1.5px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition);
  user-select: none;
}

.form-checkbox-item:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.2);
}

.form-checkbox-item input[type="checkbox"] {
  display: none;
}

.checkbox-box {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  flex-shrink: 0;
}

.checkbox-box::after {
  content: '';
  width: 10px;
  height: 10px;
  background: var(--primary);
  border-radius: 2px;
  transform: scale(0);
  transition: var(--transition);
}

.form-checkbox-item input[type="checkbox"]:checked + .checkbox-box {
  border-color: var(--primary);
  background: rgba(22,93,255,0.2);
}

.form-checkbox-item input[type="checkbox"]:checked + .checkbox-box::after {
  transform: scale(1);
}

.form-checkbox-item:has(input[type="checkbox"]:checked) {
  background: rgba(22,93,255,0.15);
  border-color: var(--primary);
}

.checkbox-text {
  font-size: 14px;
  color: rgba(255,255,255,0.85);
  white-space: nowrap;
}

.form-checkbox-item:has(input[type="checkbox"]:checked) .checkbox-text {
  color: white;
}

.cta-trust {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  font-size: 13px;
  color: rgba(255,255,255,0.35);
}

/* =========================================
   页脚
   ========================================= */
.footer {
  background: #03070F;
  padding: 0;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-main {
  max-width: 1280px;
  margin: 0 auto;
  padding: 64px 48px 48px;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer-logo img {
  display: block;
  max-height: 22px;
  width: auto;
  object-fit: contain;
}

.footer-logo span {
  font-size: 20px;
  font-weight: 700;
  color: white;
}

.footer-slogan {
  font-size: 14px;
  color: rgba(255,255,255,0.4);
  margin-bottom: 24px;
  line-height: 1.7;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,0.3);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.footer-col-title {
  font-size: 14px;
  font-weight: 700;
  color: rgba(255,255,255,0.7);
  margin-bottom: 20px;
  letter-spacing: 1px;
}

.footer-col a {
  display: block;
  font-size: 13px;
  color: rgba(255,255,255,0.35);
  padding: 6px 0;
  transition: color 0.2s;
}

.footer-col a:hover { color: rgba(255,255,255,0.75); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 24px 48px;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,0.2);
}

.footer-bottom a {
  color: rgba(255,255,255,0.35);
  transition: color 0.2s;
}

.footer-bottom a:hover { color: rgba(255,255,255,0.65); }

/* =========================================
   动画 - 滚动显现
   ========================================= */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* =========================================
   子页面通用样式
   ========================================= */
.page-hero {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 140px 24px 80px;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(22,93,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22,93,255,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
}

.page-hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}

.page-hero-tag {
  display: inline-block;
  padding: 6px 20px;
  background: rgba(22,93,255,0.12);
  border: 1px solid rgba(22,93,255,0.3);
  border-radius: 20px;
  font-size: 13px;
  color: var(--primary-light);
  letter-spacing: 2px;
  margin-bottom: 24px;
}

.page-hero-title {
  font-size: clamp(32px, 5vw, 60px);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 20px;
}

.page-hero-desc {
  font-size: 18px;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
  margin-bottom: 36px;
}

/* 功能特性卡片 */
.feature-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 0 24px;
}

.feature-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-dark);
  border-radius: 16px;
  padding: 36px 28px;
  transition: var(--transition);
}

.feature-card:hover {
  border-color: rgba(22,93,255,0.4);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.feature-icon {
  width: 56px;
  height: 56px;
  background: rgba(22,93,255,0.12);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 26px;
}

.feature-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
}

.feature-desc {
  font-size: 14px;
  color: rgba(255,255,255,0.5);
  line-height: 1.7;
}

/* =========================================
   响应式设计
   ========================================= */
@media (max-width: 1200px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .product-card-wide { grid-column: span 2; }
  .adv-grid { grid-template-columns: repeat(2, 1fr); }
  .brand-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .nav-container { gap: 24px; padding: 0 24px; }
  .nav-menu { display: none; }
  .nav-toggle { display: flex; }
  .nav-menu.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(6, 12, 30, 0.98);
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-dark);
    backdrop-filter: blur(20px);
    gap: 4px;
    align-items: flex-start;
  }
  .nav-actions .nav-phone { display: none; }
  .nav-item.has-dropdown .nav-link { cursor: pointer; }
  .nav-dropdown {
    position: static;
    transform: none;
    opacity: 1;
    pointer-events: all;
    background: rgba(22, 93, 255, 0.08);
    border: none;
    box-shadow: none;
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    width: 100%;
    min-width: unset;
  }
  .nav-dropdown::after { display: none; }
  .nav-item.has-dropdown.dropdown-open .nav-dropdown {
    max-height: 300px;
    padding: 4px 0;
  }
  .nav-item:hover .nav-dropdown {
    transform: none;
    opacity: 1;
    pointer-events: all;
  }
  .nav-dropdown a {
    padding: 12px 16px;
    font-size: 14px;
    width: 100%;
    box-sizing: border-box;
  }
  .hero-stats { flex-wrap: wrap; padding: 20px; }
  .stat-item { padding: 12px 20px; }
  .stat-divider { display: none; }
  .solution-content { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr; gap: 48px; }
  .footer-links { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  section { padding: 72px 0; }
  .hero-slider-dots { bottom: 60px; }
  .hero-scroll-hint { bottom: 16px; }
  .product-grid { grid-template-columns: 1fr; }
  .product-card-wide { grid-column: span 1; grid-template-columns: 1fr; }
  .product-card-wide .product-tags { flex-wrap: wrap; }
  .brand-stats { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: 1fr; }
  .adv-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .value-metrics { grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .metric-num { font-size: 28px; }
  .footer-links { grid-template-columns: 1fr; gap: 24px; }
  .contact-form { padding: 24px; }
  .vip-privilege-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .vip-cockpit-grid { grid-template-columns: 1fr !important; gap: 40px !important; }
  .vip-sla-grid { grid-template-columns: repeat(2, 1fr) !important; }
}

@media (max-width: 480px) {
  .hero-slider-dots { bottom: 52px; gap: 8px; }
  .hero-dot { width: 24px; height: 3px; }
  .hero-dot.active { width: 36px; }
  .hero-scroll-hint { bottom: 12px; }
  .hero-stats { padding: 16px; }
  .stat-item { padding: 8px 16px; width: 50%; }
  .brand-stats { grid-template-columns: 1fr; }
  .cta-buttons { flex-direction: column; align-items: center; }
  .nav-actions { gap: 12px; }
  .vip-privilege-grid { grid-template-columns: 1fr !important; }
  .vip-sla-grid { grid-template-columns: 1fr !important; }
}

/* =========================================
   视频播放按钮
   ========================================= */
.video-play-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background: var(--gradient-blue);
  color: white;
  border: none;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  margin-top: 20px;
  box-shadow: var(--shadow-btn);
}

.video-play-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(22,93,255,0.5);
}

/* =========================================
   视频弹窗
   ========================================= */
.video-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(10px);
  animation: fadeIn 0.3s ease;
  padding: 24px;
}

.video-modal-content {
  position: relative;
  width: 100%;
  max-width: 900px;
  aspect-ratio: 16 / 9;
  background: #000;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  animation: modalSlide 0.3s ease;
}

@keyframes modalSlide {
  from {
    opacity: 0;
    transform: scale(0.9) translateY(20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.video-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  border: none;
  border-radius: 50%;
  color: white;
  font-size: 24px;
  font-weight: bold;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: var(--transition);
}

.video-modal-close:hover {
  background: rgba(255,255,255,0.3);
  transform: rotate(90deg);
}

.video-modal-content video {
  width: 100%;
  height: 100%;
  object-fit: contain;
}