/*
Theme Name: 爱企排 (iQipai)
Theme URI: https://iqipai.net
Author: iQipai Team
Author URI: https://iqipai.net
Description: 爱企排企业官网主题 — B2B线索广告专家，深色科技风格。基于静态官网页面改造为 WordPress 主题。
Version: 1.0.0
License: Proprietary
Text Domain: aiqipa
Domain Path: /languages
*/

/* ========================================
   爱企排官网 - 深色科技风格样式表
   ======================================== */

/* CSS 变量定义 */
:root {
  /* 颜色系统 */
  --bg-primary: #0A0F1C;
  --bg-secondary: #111827;
  --bg-card: rgba(255, 255, 255, 0.05);
  --bg-card-hover: rgba(255, 255, 255, 0.08);

  --color-primary: #3B82F6;
  --color-primary-light: #60A5FA;
  --color-secondary: #00D4AA;
  --color-accent: #6366F1;
  --color-gold: #F59E0B;
  --color-success: #10B981;

  --text-primary: #F1F5F9;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;

  /* 渐变 */
  --gradient-primary: linear-gradient(135deg, #3B82F6 0%, #00D4AA 100%);
  --gradient-dark: linear-gradient(180deg, #0A0F1C 0%, #111827 100%);
  --gradient-card: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(0, 212, 170, 0.1) 100%);

  /* 字体 */
  --font-primary: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;

  /* 间距 */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  --spacing-3xl: 64px;
  --spacing-4xl: 96px;

  /* 圆角 */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* 阴影 */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px rgba(59, 130, 246, 0.3);

  /* 过渡 */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* 容器宽度 */
  --container-max: 1200px;
  --container-padding: 24px;
}

/* ========================================
   通用工具 & 图标
   ======================================== */

/* SVG 图标通用样式 */
svg.icon,
.service-icon svg,
.value-icon svg,
.capability-icon svg,
.platform-logo svg,
.contact-icon svg,
.brand-tagline svg,
.footer-social svg,
.footer-contact svg,
.product-features svg {
  width: 1em;
  height: 1em;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  vertical-align: -0.125em;
  flex-shrink: 0;
}

/* 图标尺寸 - 各模块单独调整 */
.capability-icon svg {
  width: 28px;
  height: 28px;
}

.service-icon svg {
  width: 24px;
  height: 24px;
}

.value-icon svg {
  width: 28px;
  height: 28px;
}

.platform-logo svg {
  width: 32px;
  height: 32px;
}

.contact-icon svg {
  width: 20px;
  height: 20px;
  color: var(--color-secondary);
}

.brand-tagline svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
  margin-right: 8px;
  flex-shrink: 0;
}

.footer-social svg {
  width: 20px;
  height: 20px;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-social a:hover svg {
  color: var(--color-primary);
}

.footer-contact svg {
  width: 16px;
  height: 16px;
  margin-right: 8px;
  color: var(--color-primary);
  vertical-align: -2px;
}

.news-placeholder-icon {
  width: 48px;
  height: 48px;
  color: var(--text-muted);
  opacity: 0.5;
}

/* 品牌图标特殊处理 — 填满 72×72 容器模拟真实 App 图标 */
.platform-logo--brand svg,
.platform-logo--brand img {
  width: 72px;
  height: 72px;
  color: inherit;
  border-radius: 16px;
}

.platform-logo--brand svg path {
  stroke: none;
}

/* ========================================
   重置样式
   ======================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-primary);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

/* 背景装饰 */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(ellipse 80% 50% at 20% 40%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 80% 60%, rgba(0, 212, 170, 0.1) 0%, transparent 50%);
  pointer-events: none;
  z-index: -1;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-light);
}

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

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* 容器 */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* ========================================
   头部导航
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--spacing-md) 0;
  background: rgba(10, 15, 28, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: all var(--transition-normal);
}

.header.scrolled {
  padding: var(--spacing-sm) 0;
  background: rgba(10, 15, 28, 0.95);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-xl);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.logo span {
  color: var(--text-primary);
  font-size: 1.9rem;
  font-weight: 700;
  white-space: nowrap;
  line-height: 1;
}

/* 页脚 logo 文字稍大 */
.footer .logo span {
  font-size: 0.875rem;
}

.logo-svg {
  width: 40px;
  height: auto;
  display: block;
}

/* .logo 字体样式已不再需要（改用 SVG logo），保留以兼容其他场景 */

.nav {
  flex: 1;
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.nav-links {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-link {
  color: var(--text-secondary);
  font-weight: 500;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
  background: var(--bg-card);
}

.nav-cta {
  margin-left: auto;
  background: var(--gradient-primary);
  color: white;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-full);
  font-weight: 600;
  transition: all var(--transition-fast);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
  color: white;
}

/* 移动端菜单 */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--spacing-sm);
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition-fast);
}

.mobile-nav {
  display: none;
  position: fixed;
  top: 70px;
  left: 0;
  right: 0;
  background: var(--bg-secondary);
  padding: var(--spacing-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.mobile-nav.active {
  display: block;
}

.mobile-nav .nav-link {
  display: block;
  padding: var(--spacing-md);
}

/* ========================================
   Hero 区域
   ======================================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 150%;
  height: 100%;
  background: radial-gradient(ellipse 50% 60% at 50% 0%, rgba(59, 130, 246, 0.2) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  text-align: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--color-success);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--spacing-md);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-2xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  max-width: 900px;
  margin: 0 auto;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  backdrop-filter: blur(8px);
  transition: all var(--transition-normal);
}

.stat-card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  border-color: var(--color-primary);
}

.stat-number {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-xs);
  white-space: nowrap;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* ========================================
   通用区块
   ======================================== */
.section {
  padding: var(--spacing-4xl) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.section-tag {
  display: inline-block;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: var(--spacing-sm);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

.section-desc {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ========================================
   品牌故事
   ======================================== */
.brand-story {
  background: var(--bg-secondary);
  position: relative;
}

.brand-story::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.3), transparent);
}

.brand-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.brand-year {
  font-size: 6rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  opacity: 0.3;
}

.brand-text h3 {
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
}

.brand-text p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  line-height: 1.8;
}

.brand-tagline {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: var(--gradient-card);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-lg);
  border-left: 3px solid var(--color-primary);
}

/* ========================================
   核心能力
   ======================================== */
.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--spacing-lg);
}

.capability-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl) var(--spacing-xl) var(--spacing-lg);
  text-align: left;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.capability-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform var(--transition-normal);
}

.capability-card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-8px);
  border-color: rgba(59, 130, 246, 0.3);
}

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

.capability-icon {
  width: 64px;
  height: 64px;
  background: var(--gradient-card);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  font-size: 1.75rem;
}

.capability-number {
  font-size: 3rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.08);
  display: block;
  text-align: left;
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.capability-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  text-align: left;
  width: 100%;
}

.capability-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  text-align: left;
  width: 100%;
}

.capability-stats {
  display: flex;
  justify-content: flex-start;
  gap: var(--spacing-lg);
  margin-top: auto;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.capability-stat {
  font-size: 0.75rem;
  color: var(--color-secondary);
  font-weight: 600;
}

/* ========================================
   营销矩阵
   ======================================== */
.platforms-section {
  background: var(--bg-secondary);
}

.platforms-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--spacing-lg);
}

.platform-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  text-align: center;
  transition: all var(--transition-normal);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.platform-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.platform-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
}

.platform-card:hover::after {
  opacity: 0.05;
}

.platform-logo {
  width: 72px;
  height: 72px;
  margin: 0 auto var(--spacing-lg);
  background: var(--bg-secondary);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  position: relative;
  z-index: 1;
}

.platform-name {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  position: relative;
  z-index: 1;
}

.platform-data {
  font-size: 0.875rem;
  color: var(--text-secondary);
  position: relative;
  z-index: 1;
}

.platform-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: var(--spacing-sm);
  position: relative;
  z-index: 1;
}

/* ========================================
   服务保障
   ======================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.service-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  display: flex;
  gap: var(--spacing-lg);
  transition: all var(--transition-normal);
}

.service-card:hover {
  background: var(--bg-card-hover);
  transform: translateX(8px);
}

.service-icon {
  width: 56px;
  height: 56px;
  background: var(--gradient-card);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.service-content h4 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.service-content p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ========================================
   合作流程
   ======================================== */
.process-section {
  background: var(--bg-secondary);
}

.process-steps {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 50px;
  left: 15%;
  right: 15%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  z-index: 0;
}

.process-step {
  text-align: center;
  flex: 1;
  max-width: 280px;
  position: relative;
  z-index: 1;
}

.process-number {
  width: 100px;
  height: 100px;
  background: var(--bg-secondary);
  border: 2px solid var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  transition: all var(--transition-normal);
}

.process-step:hover .process-number {
  background: var(--gradient-primary);
  color: white;
  transform: scale(1.1);
  box-shadow: var(--shadow-glow);
}

.process-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.process-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.process-promise {
  text-align: center;
  margin-top: var(--spacing-3xl);
  padding: var(--spacing-xl);
  background: var(--gradient-card);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.process-promise p {
  color: var(--text-secondary);
}

/* ========================================
   使命愿景
   ======================================== */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.value-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  text-align: center;
  transition: all var(--transition-normal);
}

.value-card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-4px);
}

.value-icon {
  width: 80px;
  height: 80px;
  background: var(--gradient-card);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  font-size: 2rem;
}

.value-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.value-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ========================================
   页脚
   ======================================== */
.footer {
  background: var(--bg-secondary);
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-brand .logo {
  margin-bottom: 0;
}

.footer-brand .logo span {
  font-size: 1.9rem;
}

.footer-tagline {
  list-style: none;
  padding: 0;
  margin: var(--spacing-lg) 0 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-tagline li {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.6;
  padding-left: var(--spacing-md);
  position: relative;
}

.footer-tagline li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-primary);
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.8125rem;
  line-height: 1.7;
  margin-bottom: var(--spacing-lg);
}

.footer-contact a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-contact a:hover {
  color: var(--color-primary);
}

.footer-social {
  display: flex;
  gap: var(--spacing-md);
}

.footer-social a {
  width: 40px;
  height: 40px;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: var(--color-primary);
  color: white;
}

.footer-column h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  color: var(--text-primary);
}

.footer-column ul.footer-contact {
  gap: 0;
}

.footer-column a {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  transition: color var(--transition-fast);
}

.footer-column a:hover {
  color: var(--color-primary);
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-xs);
  color: var(--text-secondary);
  font-size: 0.8125rem;
  line-height: 1.5;
  margin-bottom: var(--spacing-xs);
}

.footer-contact li:last-child {
  margin-bottom: 0;
  max-width: 200px;
}

.footer-contact li svg {
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact li:last-child svg {
  margin-top: 4px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* ========================================
   新闻卡片
   ======================================== */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.news-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-normal);
  scroll-margin-top: 80px;
}

.news-card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-8px);
  border-color: rgba(59, 130, 246, 0.3);
}

.news-image {
  height: 200px;
  background: var(--gradient-card);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--text-muted);
}

.news-content {
  padding: var(--spacing-xl);
}

.news-category {
  display: inline-block;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--spacing-sm);
}

.news-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  line-height: 1.4;
  color: var(--text-primary);
}

.news-card:hover .news-title {
  color: var(--color-primary-light);
}

.news-excerpt {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.news-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ========================================
   联系表单
   ======================================== */
.contact-section {
  background: var(--bg-secondary);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
}

.contact-info {
  padding-right: var(--spacing-2xl);
}

.contact-info h3 {
  font-size: 1.75rem;
  margin-bottom: var(--spacing-lg);
}

.contact-info > p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-2xl);
}

.contact-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.contact-item {
  display: flex;
  gap: var(--spacing-md);
  align-items: flex-start;
}

.contact-icon {
  width: 48px;
  height: 48px;
  background: var(--gradient-card);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-item h4 {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: var(--spacing-xs);
}

.contact-item p {
  font-size: 1rem;
  color: var(--text-primary);
}

.contact-form {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: var(--spacing-sm);
  color: var(--text-secondary);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: var(--bg-secondary);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-lg);
  font-weight: 600;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  border: none;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
  background: var(--bg-card);
  border-color: var(--color-primary);
}

.btn-full {
  width: 100%;
}

/* ========================================
   动画
   ======================================== */
@keyframes numPulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.08); box-shadow: 0 6px 25px rgba(255,255,255,0.15); }
  100% { transform: scale(1); }
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

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

.fade-in.visible .num-badge {
  animation: numPulse 2s ease-in-out infinite;
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: all 0.6s ease;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: all 0.6s ease;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* ========================================
   产品页专属
   ======================================== */
.product-hero {
  padding-top: 160px;
  padding-bottom: var(--spacing-3xl);
  text-align: center;
}

.product-tabs {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-3xl);
  flex-wrap: wrap;
}

.product-tab {
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-weight: 500;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.product-tab:hover,
.product-tab.active {
  background: var(--gradient-primary);
  color: white;
  border-color: transparent;
}

.product-section {
  padding: var(--spacing-3xl) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.product-section:last-child {
  border-bottom: none;
}

.product-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.product-grid.reverse {
  direction: rtl;
}

.product-grid.reverse > * {
  direction: ltr;
}

.product-info h3 {
  font-size: 1.75rem;
  margin-bottom: var(--spacing-md);
}

.product-info p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  line-height: 1.8;
}

.product-desc-text {
  margin-bottom: var(--spacing-lg);
}

.product-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

.product-feature {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

.product-feature::before {
  content: '✓';
  color: var(--color-success);
  font-weight: bold;
}

.product-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
}

.product-stat-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
}

.product-stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-xs);
}

.product-stat-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* ========================================
   新闻筛选
   ======================================== */
.news-filter-bar {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-3xl);
  flex-wrap: wrap;
}

.news-filter-btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-weight: 500;
  transition: all var(--transition-fast);
  cursor: pointer;
  font-size: 0.875rem;
}

.news-filter-btn:hover,
.news-filter-btn.active {
  background: var(--gradient-primary);
  color: white;
  border-color: transparent;
}

/* 单篇新闻 */
.single-news {
  padding-top: 160px;
  padding-bottom: var(--spacing-3xl);
}

.single-news .news-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.single-news .news-category-tag {
  display: inline-block;
  margin-bottom: var(--spacing-md);
}

.single-news .news-title {
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

.single-news .news-date {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.single-news .news-body {
  max-width: 800px;
  margin: 0 auto;
  color: var(--text-secondary);
  line-height: 1.9;
  font-size: 1.0625rem;
}

/* 分页 */
.pagination {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-2xl);
}

.pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-weight: 500;
  transition: all var(--transition-fast);
}

.pagination .page-numbers.current {
  background: var(--gradient-primary);
  color: white;
  border-color: transparent;
}

.pagination .page-numbers:hover {
  border-color: var(--color-primary);
}

/* ========================================
   404
   ======================================== */
.error-404 {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: 100px;
}

.error-404 h1 {
  font-size: 6rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: var(--spacing-md);
}

.error-404 p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
}

/* ========================================
   WordPress 样式覆盖
   ======================================== */

/* 隐藏 admin bar 对 fixed header 的影响 */
.admin-bar .header {
  top: 32px;
}

/* 覆盖 WordPress 默认图片样式 */
.wp-block-image img,
.wp-caption {
  max-width: 100%;
  height: auto;
}

/* 对齐样式 */
.alignleft { float: left; margin-right: var(--spacing-lg); }
.alignright { float: right; margin-left: var(--spacing-lg); }
.aligncenter { display: block; margin-left: auto; margin-right: auto; }

/* 响应式 iframe (视频嵌入) */
.wp-block-embed iframe {
  max-width: 100%;
}

/* ========================================
   响应式设计
   ======================================== */
@media (max-width: 1200px) {
  :root {
    --container-padding: 20px;
  }

  .capabilities-grid,
  .platforms-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 992px) {
  .nav-links {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .brand-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .brand-year {
    font-size: 4rem;
  }

  .capabilities-grid,
  .platforms-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-steps {
    flex-wrap: wrap;
    gap: var(--spacing-xl);
  }

  .process-steps::before {
    display: none;
  }

  .footer-content {
    grid-template-columns: 1fr 1fr;
  }

  .contact-grid,
  .product-grid {
    grid-template-columns: 1fr;
  }

  .product-grid.reverse {
    direction: ltr;
  }
}

@media (max-width: 768px) {
  :root {
    --container-padding: 16px;
  }

  .section {
    padding: var(--spacing-3xl) 0;
  }

  .hero {
    padding: 100px 0 60px;
    min-height: auto;
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }

  .stat-card {
    padding: var(--spacing-lg);
  }

  .capabilities-grid,
  .platforms-grid,
  .services-grid,
  .news-grid,
  .values-grid {
    grid-template-columns: 1fr;
  }

  .process-step {
    max-width: 100%;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }

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

  .product-features {
    grid-template-columns: 1fr;
  }

  .product-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .admin-bar .header {
    top: 46px;
  }
}

@media (max-width: 600px) {
  .admin-bar .header {
    top: 0;
  }
}

/* ========================================
   辅助类
   ======================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.mb-2xl { margin-bottom: var(--spacing-2xl); }

.mt-0 { margin-top: 0; }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mt-2xl { margin-top: var(--spacing-2xl); }

.d-flex { display: flex; }
.d-grid { display: grid; }
.align-center { align-items: center; }
.justify-center { justify-content: center; }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* 锚点滚动补偿（fixed header 遮挡） */
.section,
.hero,
.product-hero {
  scroll-margin-top: 80px;
}

/* 键盘焦点样式 */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* 运动偏好降级 */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .fade-in,
  .fade-in-left,
  .fade-in-right {
    opacity: 1;
    transform: none;
    transition: none;
  }
}