/* ===== 极推时代 - 主样式文件 ===== */
:root {
  --primary: #0a5cf5;
  --primary-dark: #0a3fa8;
  --primary-light: #3d8bff;
  --accent: #00d4ff;
  --dark: #050d1f;
  --dark-2: #0d1b3e;
  --dark-3: #112255;
  --text-light: #e8edf8;
  --text-muted: #8a9bc4;
  --white: #ffffff;
  --border: rgba(255,255,255,0.1);
  --card-bg: rgba(255,255,255,0.04);
  --gradient: linear-gradient(135deg, #0a5cf5 0%, #00d4ff 100%);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
  background: var(--dark);
  color: var(--text-light);
  line-height: 1.7;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; }
ul { list-style: none; }

/* ===== 导航栏 ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0 5%;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(5, 13, 31, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: all 0.3s;
}
.navbar.scrolled {
  background: rgba(5, 13, 31, 0.98);
  box-shadow: 0 4px 30px rgba(10, 92, 245, 0.15);
}

/* Logo区域 */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.nav-logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(10, 92, 245, 0.15);
  border: 1px solid rgba(10, 92, 245, 0.4);
  border-radius: 8px;
  flex-shrink: 0;
}
.nav-brand-name {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 2px;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-links a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color 0.3s;
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 2px;
  background: var(--gradient);
  transform: scaleX(0);
  transition: transform 0.3s;
}
.nav-links a:hover, .nav-links a.active { color: var(--white); }
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }

.nav-cta {
  background: var(--gradient);
  color: var(--white) !important;
  padding: 9px 22px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.875rem !important;
  transition: opacity 0.3s, transform 0.2s !important;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover { opacity: 0.9; transform: translateY(-1px); color: var(--white) !important; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
}
.hamburger span { display: block; width: 24px; height: 2px; background: var(--text-light); transition: all 0.3s; }

/* ===== Hero区域 ===== */
.hero {
  min-height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

/* 纯CSS动态背景，无图片内容 */
.hero-bg-canvas {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 20% 50%, rgba(10,92,245,0.25) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 20%, rgba(0,212,255,0.15) 0%, transparent 50%),
              radial-gradient(ellipse at 60% 80%, rgba(10,60,180,0.2) 0%, transparent 50%),
              linear-gradient(135deg, #050d1f 0%, #0a1535 40%, #0d1b3e 100%);
  z-index: 0;
}
/* 动态粒子网格效果 */
.hero-bg-canvas::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle, rgba(10,92,245,0.4) 1px, transparent 1px),
    radial-gradient(circle, rgba(0,212,255,0.2) 1px, transparent 1px);
  background-size: 60px 60px, 120px 120px;
  background-position: 0 0, 30px 30px;
  animation: gridMove 20s linear infinite;
  opacity: 0.5;
}
.hero-bg-canvas::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 60%, var(--dark) 100%);
}
@keyframes gridMove {
  0% { transform: translateY(0); }
  100% { transform: translateY(60px); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 860px;
  padding: 0 20px;
}
.hero-badge {
  display: inline-block;
  padding: 6px 18px;
  border: 1px solid var(--accent);
  border-radius: 20px;
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 28px;
  animation: fadeInDown 0.8s ease;
}
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 22px;
  animation: fadeInUp 0.9s ease;
}
.hero h1 .highlight {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero p {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeInUp 1s ease;
}
.hero-btns {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 1.1s ease;
}

/* ===== 按钮 ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--gradient);
  color: var(--white);
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  transition: transform 0.2s, box-shadow 0.3s;
  border: none;
  cursor: pointer;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(10, 92, 245, 0.5); }
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.4);
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 500;
  transition: all 0.3s;
  cursor: pointer;
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); background: rgba(0, 212, 255, 0.05); }

/* ===== 统计数字 ===== */
.stats-bar {
  background: var(--dark-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 40px 5%;
}
.stats-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}
.stat-item h3 {
  font-size: 2.4rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}
.stat-item p { font-size: 0.875rem; color: var(--text-muted); margin-top: 6px; }

/* ===== 通用Section ===== */
.section { padding: 90px 5%; }
.section-header { text-align: center; margin-bottom: 60px; }
.section-tag { display: inline-block; font-size: 0.8rem; color: var(--accent); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 12px; }
.section-header h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); font-weight: 700; margin-bottom: 16px; }
.section-header p { font-size: 1rem; color: var(--text-muted); max-width: 560px; margin: 0 auto; }
.container { max-width: 1200px; margin: 0 auto; }

/* ===== GEO区域 ===== */
.geo-section { background: var(--dark-2); }
.geo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.geo-text h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); font-weight: 700; margin-bottom: 20px; }
.geo-text h2 span { background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.geo-text p { color: var(--text-muted); margin-bottom: 20px; font-size: 1rem; }
.geo-points { display: flex; flex-direction: column; gap: 14px; }
.geo-point {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 16px; background: var(--card-bg);
  border: 1px solid var(--border); border-radius: 10px; transition: border-color 0.3s;
}
.geo-point:hover { border-color: var(--primary); }
.geo-point-icon {
  width: 44px; height: 44px;
  background: var(--gradient);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.geo-point-text h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 4px; }
.geo-point-text p { font-size: 0.85rem; color: var(--text-muted); margin: 0; }
.geo-card {
  background: var(--dark-3); border: 1px solid var(--border);
  border-radius: 16px; padding: 28px; position: relative; overflow: hidden;
}
.geo-card::before {
  content: '';
  position: absolute; top: -50%; right: -30%;
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(10,92,245,0.15) 0%, transparent 70%);
}
.platform-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.platform-item {
  background: rgba(255,255,255,0.05); border: 1px solid var(--border);
  border-radius: 8px; padding: 12px 8px; text-align: center;
  font-size: 0.8rem; color: var(--text-muted); transition: all 0.3s;
}
.platform-item:hover { border-color: var(--accent); color: var(--accent); background: rgba(0,212,255,0.05); }

/* ===== 服务卡片 ===== */
.services-section { background: var(--dark); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service-card {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: 14px; padding: 32px 28px; transition: all 0.3s;
  position: relative; overflow: hidden;
}
.service-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--gradient); transform: scaleX(0); transition: transform 0.3s;
}
.service-card:hover { border-color: rgba(10, 92, 245, 0.4); transform: translateY(-4px); box-shadow: 0 12px 40px rgba(10, 92, 245, 0.15); }
.service-card:hover::before { transform: scaleX(1); }
.service-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, rgba(10,92,245,0.2), rgba(0,212,255,0.2));
  border: 1px solid rgba(10,92,245,0.3); border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.service-card h3 { font-size: 1.1rem; font-weight: 600; margin-bottom: 12px; }
.service-card p { font-size: 0.875rem; color: var(--text-muted); line-height: 1.7; }

/* ===== 流程步骤 ===== */
.process-section { background: var(--dark-2); }
.process-steps {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 0;
  position: relative;
}
.process-steps::before {
  content: ''; position: absolute; top: 36px; left: 10%; right: 10%;
  height: 2px; background: linear-gradient(to right, var(--primary), var(--accent)); z-index: 0;
}
.step-item { text-align: center; position: relative; z-index: 1; padding: 0 10px; }
.step-num {
  width: 72px; height: 72px; background: var(--gradient); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; font-weight: 800; margin: 0 auto 20px;
  box-shadow: 0 0 0 6px var(--dark-2), 0 0 0 8px rgba(10,92,245,0.3);
}
.step-item h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 8px; }
.step-item p { font-size: 0.8rem; color: var(--text-muted); }

/* ===== 平台覆盖 ===== */
.platforms-section { background: var(--dark); }
.platforms-list { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.platform-tag {
  padding: 10px 20px; background: var(--card-bg);
  border: 1px solid var(--border); border-radius: 30px;
  font-size: 0.875rem; color: var(--text-muted); transition: all 0.3s;
}
.platform-tag:hover { border-color: var(--accent); color: var(--accent); background: rgba(0,212,255,0.05); }

/* ===== 新闻缩略图（纯CSS，无图片内容） ===== */
.news-section { background: var(--dark-2); }
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-card {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: 12px; overflow: hidden; transition: all 0.3s;
}
.news-card:hover { border-color: rgba(10,92,245,0.4); transform: translateY(-4px); box-shadow: 0 10px 30px rgba(10,92,245,0.12); }

/* 新闻卡片缩略图：纯色渐变背景 + SVG装饰 */
.news-card-thumb {
  width: 100%; height: 180px;
  position: relative; overflow: hidden;
}
.news-thumb-1 {
  background: linear-gradient(135deg, #0a1535 0%, #0d2a6e 50%, #0a3fa8 100%);
}
.news-thumb-1::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 30% 50%, rgba(0,212,255,0.3) 0%, transparent 50%),
    radial-gradient(circle at 70% 30%, rgba(10,92,245,0.4) 0%, transparent 40%);
}
.news-thumb-1::after {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.15) 1px, transparent 1px);
  background-size: 30px 30px;
}
.news-thumb-2 {
  background: linear-gradient(135deg, #071a3a 0%, #0a2d5c 50%, #0c3d7a 100%);
}
.news-thumb-2::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 60% 40%, rgba(0,212,255,0.25) 0%, transparent 50%),
    radial-gradient(circle at 20% 70%, rgba(10,92,245,0.3) 0%, transparent 40%);
}
.news-thumb-2::after {
  content: '';
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 80px; height: 80px;
  border: 2px solid rgba(0,212,255,0.3);
  border-radius: 50%;
  box-shadow: 0 0 0 20px rgba(0,212,255,0.08), 0 0 0 40px rgba(0,212,255,0.04);
}
.news-thumb-3 {
  background: linear-gradient(135deg, #061228 0%, #0a1f50 50%, #0d2d70 100%);
}
.news-thumb-3::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 50% 50%, rgba(10,92,245,0.35) 0%, transparent 60%);
}
.news-thumb-3::after {
  content: '';
  position: absolute; inset: 0;
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 20px,
    rgba(0,212,255,0.05) 20px,
    rgba(0,212,255,0.05) 21px
  );
}

.news-card-body { padding: 20px; }
.news-tag {
  display: inline-block; padding: 3px 10px;
  background: rgba(10,92,245,0.15); color: var(--primary-light);
  border-radius: 4px; font-size: 0.75rem; margin-bottom: 10px;
}
.news-card-body h3 {
  font-size: 0.95rem; font-weight: 600; margin-bottom: 10px;
  line-height: 1.5; display: -webkit-box;
  line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.news-card-body p {
  font-size: 0.82rem; color: var(--text-muted);
  display: -webkit-box; line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden; margin-bottom: 14px;
}
.news-meta { display: flex; justify-content: space-between; align-items: center; font-size: 0.78rem; color: var(--text-muted); }
.news-meta a { color: var(--primary-light); transition: color 0.3s; }
.news-meta a:hover { color: var(--accent); }
.news-more { text-align: center; margin-top: 40px; }

/* ===== 联系我们 ===== */
.contact-section { background: var(--dark); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.contact-info h2 { font-size: 2rem; font-weight: 700; margin-bottom: 16px; }
.contact-info p { color: var(--text-muted); margin-bottom: 36px; }
.contact-items { display: flex; flex-direction: column; gap: 20px; }
.contact-item { display: flex; align-items: center; gap: 16px; }
.contact-item-icon {
  width: 46px; height: 46px;
  background: linear-gradient(135deg, rgba(10,92,245,0.2), rgba(0,212,255,0.2));
  border: 1px solid rgba(10,92,245,0.3); border-radius: 10px;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.contact-item-text h4 { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 3px; }
.contact-item-text p { font-size: 0.95rem; color: var(--text-light); margin: 0; }
.contact-form {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: 16px; padding: 36px;
}
.contact-form h3 { font-size: 1.2rem; font-weight: 600; margin-bottom: 24px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 0.85rem; color: var(--text-muted); margin-bottom: 8px; }
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%; padding: 12px 16px;
  background: rgba(255,255,255,0.05); border: 1px solid var(--border);
  border-radius: 8px; color: var(--text-light); font-size: 0.9rem;
  font-family: inherit; transition: border-color 0.3s; outline: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { border-color: var(--primary); }
.form-group textarea { height: 110px; resize: vertical; }
.form-group select option { background: var(--dark-2); }
.form-submit {
  width: 100%; padding: 14px; background: var(--gradient);
  color: var(--white); border: none; border-radius: 8px;
  font-size: 1rem; font-weight: 600; cursor: pointer;
  transition: opacity 0.3s, transform 0.2s; font-family: inherit;
}
.form-submit:hover { opacity: 0.9; transform: translateY(-1px); }

/* ===== 页脚 ===== */
footer {
  background: var(--dark-2);
  border-top: 1px solid var(--border);
  padding: 60px 5% 30px;
}
.footer-grid {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px; margin-bottom: 40px;
}
.footer-logo-wrap {
  display: flex; align-items: center; gap: 10px; margin-bottom: 16px;
}
.footer-brand-name {
  font-size: 1.3rem; font-weight: 800; letter-spacing: 2px;
  background: var(--gradient);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.footer-brand p { font-size: 0.875rem; color: var(--text-muted); line-height: 1.7; max-width: 280px; }
.footer-col h4 { font-size: 0.9rem; font-weight: 600; margin-bottom: 18px; color: var(--white); }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: 0.85rem; color: var(--text-muted); transition: color 0.3s; }
.footer-col ul li a:hover { color: var(--accent); }
.footer-bottom {
  max-width: 1200px; margin: 0 auto;
  padding-top: 24px; border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.82rem; color: var(--text-muted);
}

/* ===== 新闻列表页 ===== */
.page-hero {
  padding: 130px 5% 60px;
  background: var(--dark-2);
  text-align: center;
  border-bottom: 1px solid var(--border);
}
.page-hero h1 { font-size: clamp(1.8rem, 3vw, 2.6rem); font-weight: 700; margin-bottom: 12px; }
.page-hero p { color: var(--text-muted); font-size: 1rem; }
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.82rem; color: var(--text-muted);
  margin-bottom: 16px; justify-content: center;
}
.breadcrumb a { color: var(--text-muted); transition: color 0.3s; }
.breadcrumb a:hover { color: var(--accent); }

.news-list-section { padding: 60px 5%; background: var(--dark); }
.news-list-container {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 300px; gap: 40px;
}
.news-list { display: flex; flex-direction: column; gap: 24px; }
.news-list-item {
  display: flex; align-items: center; gap: 0;
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: 12px; overflow: hidden; transition: all 0.3s;
}
.news-list-item:hover { border-color: rgba(10,92,245,0.4); transform: translateX(4px); box-shadow: 0 6px 24px rgba(10,92,245,0.1); }

/* 列表页缩略图：固定槽位，图片 object-fit 裁剪，避免不同原图比例撑开行高 */
.news-list-thumb {
  width: 200px;
  height: 140px;
  flex: 0 0 200px;
  position: relative;
  overflow: hidden;
}
.news-list-thumb[class*="nl-thumb-"]::before,
.news-list-thumb[class*="nl-thumb-"]::after {
  pointer-events: none;
  z-index: 0;
}
.nl-thumb-1 { background: linear-gradient(135deg, #0a1535 0%, #0d2a6e 100%); }
.nl-thumb-1::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 40% 50%, rgba(0,212,255,0.3) 0%, transparent 60%); }
.nl-thumb-2 { background: linear-gradient(135deg, #071a3a 0%, #0a2d5c 100%); }
.nl-thumb-2::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 60% 40%, rgba(10,92,245,0.4) 0%, transparent 60%); }
.nl-thumb-3 { background: linear-gradient(135deg, #061228 0%, #0a1f50 100%); }
.nl-thumb-3::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 50% 50%, rgba(0,212,255,0.25) 0%, transparent 60%); }
.nl-thumb-4 { background: linear-gradient(135deg, #0a1a40 0%, #0c2a60 100%); }
.nl-thumb-4::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 30% 60%, rgba(10,92,245,0.35) 0%, transparent 60%); }
.nl-thumb-5 { background: linear-gradient(135deg, #071530 0%, #0a2050 100%); }
.nl-thumb-5::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 70% 40%, rgba(0,212,255,0.3) 0%, transparent 60%); }
.nl-thumb-6 { background: linear-gradient(135deg, #080f28 0%, #0b1d45 100%); }
.nl-thumb-6::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 40% 60%, rgba(10,92,245,0.3) 0%, transparent 60%); }
.nl-thumb-7 { background: linear-gradient(135deg, #061020 0%, #091a3c 100%); }
.nl-thumb-7::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 55% 45%, rgba(0,212,255,0.28) 0%, transparent 60%); }
.nl-thumb-8 { background: linear-gradient(135deg, #071228 0%, #0a1e48 100%); }
.nl-thumb-8::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 35% 55%, rgba(10,92,245,0.32) 0%, transparent 60%); }

/* 所有缩略图加网格纹理 */
.nl-thumb-1::after, .nl-thumb-2::after, .nl-thumb-3::after,
.nl-thumb-4::after, .nl-thumb-5::after, .nl-thumb-6::after,
.nl-thumb-7::after, .nl-thumb-8::after {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.12) 1px, transparent 1px);
  background-size: 24px 24px;
}

.news-list-body { padding: 20px; flex: 1; }
.news-list-body .news-tag { margin-bottom: 8px; }
.news-list-body h3 { font-size: 1rem; font-weight: 600; margin-bottom: 8px; line-height: 1.5; }
.news-list-body h3 a { color: var(--text-light); transition: color 0.3s; }
.news-list-body h3 a:hover { color: var(--accent); }
.news-list-body p {
  font-size: 0.85rem; color: var(--text-muted);
  display: -webkit-box; line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden; margin-bottom: 12px;
}
.news-list-meta { display: flex; align-items: center; gap: 16px; font-size: 0.78rem; color: var(--text-muted); }

/* 侧边栏 */
.news-sidebar { display: flex; flex-direction: column; gap: 24px; }
.sidebar-widget { background: var(--card-bg); border: 1px solid var(--border); border-radius: 12px; padding: 22px; }
.sidebar-widget h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.sidebar-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.sidebar-tag {
  padding: 5px 12px; background: rgba(10,92,245,0.1);
  border: 1px solid rgba(10,92,245,0.2); border-radius: 20px;
  font-size: 0.78rem; color: var(--primary-light); cursor: pointer; transition: all 0.3s;
}
.sidebar-tag:hover { background: rgba(10,92,245,0.25); border-color: var(--primary); }
.sidebar-news-list { display: flex; flex-direction: column; gap: 14px; }
.sidebar-news-item { display: flex; gap: 12px; align-items: flex-start; }
.sidebar-news-item .num {
  width: 24px; height: 24px; background: var(--gradient); border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; font-weight: 700; flex-shrink: 0;
}
.sidebar-news-item a {
  font-size: 0.82rem; color: var(--text-muted); line-height: 1.5; transition: color 0.3s;
  display: -webkit-box; line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.sidebar-news-item a:hover { color: var(--accent); }

/* 分页 */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 40px; }
.page-btn {
  width: 38px; height: 38px; display: flex; align-items: center; justify-content: center;
  background: var(--card-bg); border: 1px solid var(--border); border-radius: 6px;
  font-size: 0.875rem; color: var(--text-muted); cursor: pointer; transition: all 0.3s; text-decoration: none;
}
.page-btn:hover, .page-btn.active { background: var(--gradient); border-color: transparent; color: var(--white); }
.pagination ul.pagination { display: flex; gap: 8px; margin: 0; padding: 0; list-style: none; }
.pagination ul.pagination li { margin: 0; }
.pagination ul.pagination li:first-child > * {width: 60px;}
.pagination ul.pagination li:last-child > * {width: 60px;}
.pagination ul.pagination li > a,
.pagination ul.pagination li > span {
  width: 38px; height: 38px; display: flex; align-items: center; justify-content: center;
  background: var(--card-bg); border: 1px solid var(--border); border-radius: 6px;
  font-size: 0.875rem; color: var(--text-muted); transition: all 0.3s; text-decoration: none;
}
.pagination ul.pagination li.active > a,
.pagination ul.pagination li.active > span,
.pagination ul.pagination li > a:hover {
  background: var(--gradient); border-color: transparent; color: var(--white);
}

/* ===== 新闻详情页 ===== */
.news-detail-section { padding: 60px 5%; background: var(--dark); }
.news-detail-container { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 1fr 300px; gap: 40px; }
.news-detail-main { background: var(--card-bg); border: 1px solid var(--border); border-radius: 14px; padding: 40px; }
.news-detail-header { margin-bottom: 30px; }
.news-detail-header h1 { font-size: clamp(1.4rem, 2.5vw, 1.9rem); font-weight: 700; line-height: 1.45; margin-bottom: 16px; }
.news-detail-meta {
  display: flex; align-items: center; gap: 20px; font-size: 0.82rem; color: var(--text-muted);
  padding-bottom: 24px; border-bottom: 1px solid var(--border);
}

/* 详情页封面图：纯色渐变 */
.news-detail-cover {
  width: 100%; height: 360px;
  border-radius: 10px; margin-bottom: 30px;
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, #0a1535 0%, #0d2a6e 40%, #0a3fa8 100%);
}
.news-detail-cover::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 30% 40%, rgba(0,212,255,0.35) 0%, transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(10,92,245,0.4) 0%, transparent 45%);
}
.news-detail-cover::after {
  content: '';
  position: absolute; inset: 0;
  background-image:
    radial-gradient(circle, rgba(255,255,255,0.12) 1px, transparent 1px),
    linear-gradient(rgba(0,212,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.05) 1px, transparent 1px);
  background-size: 40px 40px, 80px 80px, 80px 80px;
}
.news-list-thumb img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  z-index: 1;
}
.news-detail-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }

.news-detail-body { font-size: 0.95rem; line-height: 1.9; color: var(--text-light); }
.news-detail-body h2 { font-size: 1.2rem; font-weight: 600; margin: 28px 0 14px; color: var(--white); }
.news-detail-body h3 { font-size: 1.05rem; font-weight: 600; margin: 22px 0 10px; color: var(--white); }
.news-detail-body p { margin-bottom: 16px; color: rgba(232,237,248,0.85); }
.news-detail-body img { max-width: 100%; height: auto; border-radius: 8px; display: block; }
.news-detail-body blockquote {
  border-left: 3px solid var(--primary); padding: 14px 20px;
  background: rgba(10,92,245,0.08); border-radius: 0 8px 8px 0;
  margin: 20px 0; font-style: italic; color: var(--text-muted);
}
.news-detail-body ul, .news-detail-body ol { padding-left: 24px; margin-bottom: 16px; }
.news-detail-body li { margin-bottom: 8px; color: rgba(232,237,248,0.85); }

.news-nav { display: flex; justify-content: space-between; gap: 20px; margin-top: 36px; padding-top: 24px; border-top: 1px solid var(--border); }
.news-nav-btn {
  flex: 1; padding: 14px 18px; background: var(--card-bg);
  border: 1px solid var(--border); border-radius: 10px;
  font-size: 0.85rem; color: var(--text-muted); transition: all 0.3s; text-align: center;
}
.news-nav-btn:hover { border-color: var(--primary); color: var(--accent); }
.news-nav-btn span { display: block; font-size: 0.75rem; color: var(--text-muted); margin-bottom: 4px; }
.news-nav-btn a { color: inherit; text-decoration: none; }

/* ===== 动画 ===== */
@keyframes fadeInDown { from { opacity: 0; transform: translateY(-20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.fade-in { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .geo-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(3, 1fr); gap: 30px; }
  .process-steps::before { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .news-list-container { grid-template-columns: 1fr; }
  .news-detail-container { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
  .news-list-item { flex-direction: column; align-items: stretch; }
  .news-list-thumb {
    width: 100%;
    height: 160px;
    flex: 0 0 auto;
    min-height: 160px;
    max-height: 160px;
  }
  .news-list-body { padding: 16px; }
  .news-detail-main { padding: 24px; }
}
@media (max-width: 480px) {
  .hero-btns { flex-direction: column; align-items: center; }
  .process-steps { grid-template-columns: 1fr; }
}