/* ============================================================
   baseparticle.com 前台共用样式
   主题：深蓝 #0A2647 / 亮蓝 #2C74B3 / 青蓝 #00B4D8 / 浅灰 #F8FAFC
   ============================================================ */
:root {
  --primary-dark: #0A2647;
  --primary: #2C74B3;
  --primary-light: #00B4D8;
  --surface: #F8FAFC;
  --text-main: #1E293B;
  --text-sub: #64748B;
  --white: #FFFFFF;
}

html { scroll-behavior: smooth; }
body { font-family: 'Inter', sans-serif; background: var(--surface); color: var(--text-main); margin: 0; }
.font-display { font-family: 'Space Grotesk', sans-serif; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

/* 容器 */
.section-container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.section-pad { padding: 96px 0; }
.section-pad-sm { padding: 56px 0; }

/* 背景与光效 */
.hero-bg { background: linear-gradient(135deg, #0A2647 0%, #144272 50%, #0A2647 100%); }
.glass { background: rgba(255,255,255,0.05); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.1); }
.gradient-btn { background: linear-gradient(135deg, #2C74B3, #00B4D8); }
.gradient-btn:hover { background: linear-gradient(135deg, #00B4D8, #2C74B3); }
.gradient-text { background: linear-gradient(135deg, #2C74B3, #00B4D8); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }

/* 卡片 */
.card-hover { transition: all 0.3s ease; }
.card-hover:hover { transform: translateY(-8px); box-shadow: 0 20px 40px rgba(0,0,0,0.12); }
.card { background: var(--white); border: 1px solid #E2E8F0; border-radius: 16px; }

/* 按钮 */
.btn { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: 14px; border-radius: 999px; padding: 14px 32px; transition: all 0.25s ease; cursor: pointer; border: none; }
.btn-primary { background: linear-gradient(135deg, #2C74B3, #00B4D8); color: #fff; }
.btn-primary:hover { transform: scale(1.04); box-shadow: 0 10px 30px rgba(0,180,216,0.3); }
.btn-ghost { background: rgba(255,255,255,0.06); color: #fff; border: 1px solid rgba(255,255,255,0.15); }
.btn-ghost:hover { background: rgba(255,255,255,0.12); }
.btn-white { background: #fff; color: var(--primary-dark); }
.btn-white:hover { box-shadow: 0 10px 30px rgba(255,255,255,0.25); transform: translateY(-2px); }

/* 导航 */
.site-nav { position: fixed; top: 0; left: 0; right: 0; z-index: 50; transition: all 0.3s ease; }
.site-nav .nav-inner { display: flex; align-items: center; justify-content: space-between; height: 80px; }
.site-nav.nav-scrolled { background: rgba(10,38,71,0.95); backdrop-filter: blur(10px); box-shadow: 0 4px 20px rgba(0,0,0,0.15); }
.site-nav.nav-scrolled .nav-inner { height: 64px; }
.site-logo { display: flex; align-items: center; gap: 10px; color: #fff; font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 16px; letter-spacing: 0.05em; }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { color: rgba(255,255,255,0.8); font-size: 14px; font-weight: 500; transition: color 0.25s; position: relative; }
.nav-links a:hover { color: #fff; }
.nav-links a::after { content: ''; position: absolute; left: 0; bottom: -6px; width: 0; height: 2px; background: var(--primary-light); transition: width 0.3s; }
.nav-links a:hover::after { width: 100%; }
.nav-cta { background: #fff; color: var(--primary-dark); border-radius: 999px; padding: 10px 22px; font-size: 14px; font-weight: 700; display: inline-flex; align-items: center; gap: 8px; transition: all 0.3s; }
.nav-cta:hover { box-shadow: 0 0 25px rgba(255,255,255,0.35); transform: translateY(-2px); }
.nav-burger { display: none; background: none; border: none; color: #fff; cursor: pointer; padding: 8px; }
.nav-mobile { display: none; position: absolute; top: 100%; left: 0; right: 0; background: rgba(10,38,71,0.98); backdrop-filter: blur(12px); padding: 16px 24px 24px; }
.nav-mobile.open { display: block; }
.nav-mobile a { display: block; color: rgba(255,255,255,0.85); padding: 12px 0; font-size: 15px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.nav-mobile .nav-cta-m { display: flex; justify-content: center; margin-top: 16px; }

/* 页首 Hero */
.page-hero { position: relative; padding: 160px 0 80px; background: linear-gradient(135deg, #0A2647 0%, #144272 50%, #0A2647 100%); overflow: hidden; text-align: center; }
.page-hero .grid-overlay { position: absolute; inset: 0; opacity: 0.1; background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.15) 1px, transparent 0); background-size: 40px 40px; }
.page-hero h1 { font-family: 'Space Grotesk', sans-serif; color: #fff; font-size: 44px; line-height: 1.15; margin: 0 0 16px; font-weight: 700; }
.page-hero p { color: rgba(255,255,255,0.6); font-size: 18px; max-width: 720px; margin: 0 auto; }
.page-hero .hero-badge { display: inline-block; padding: 6px 16px; border-radius: 999px; background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.1); color: rgba(255,255,255,0.8); font-size: 13px; font-weight: 500; margin-bottom: 20px; }

/* 区块标题 */
.section-head { text-align: center; margin-bottom: 56px; }
.section-head .badge { display: inline-block; padding: 6px 16px; border-radius: 999px; background: rgba(44,116,179,0.1); color: var(--primary); font-size: 13px; font-weight: 500; margin-bottom: 14px; }
.section-head h2 { font-family: 'Space Grotesk', sans-serif; font-size: 32px; color: var(--primary-dark); margin: 0 0 12px; font-weight: 700; }
.section-head p { color: var(--text-sub); font-size: 16px; max-width: 640px; margin: 0 auto; }

/* 滚动显现动画 */
.reveal { opacity: 0; transform: translateY(30px); transition: all 0.8s ease-out; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* 页脚 */
.site-footer { background: var(--primary-dark); padding: 56px 0 40px; }
.site-footer .f-inner { display: flex; flex-direction: column; gap: 24px; align-items: center; }
.site-footer .f-grid { display: grid; grid-template-columns: 2fr 1fr 1.2fr; gap: 40px; padding-bottom: 36px; }
.site-footer .f-brand .site-logo { display: inline-flex; }
.site-footer .f-tagline { color: rgba(255,255,255,0.55); font-size: 14px; line-height: 1.75; margin: 14px 0 0; max-width: 320px; }
.site-footer .f-col h4 { color: var(--primary-light); font-family: 'Space Grotesk', sans-serif; font-size: 13px; text-transform: uppercase; letter-spacing: 0.1em; margin: 0 0 14px; font-weight: 600; }
.site-footer .f-col a, .site-footer .f-col span { display: block; color: rgba(255,255,255,0.6); font-size: 14px; line-height: 2.1; transition: color 0.25s; }
.site-footer .f-col a:hover { color: #fff; }
.site-footer .f-links { display: flex; gap: 24px; flex-wrap: wrap; justify-content: center; }
.site-footer .f-links a { color: rgba(255,255,255,0.6); font-size: 14px; transition: color 0.25s; position: relative; }
.site-footer .f-links a:hover { color: #fff; }
.site-footer .f-links a::after { content: ''; position: absolute; left: 0; bottom: -6px; width: 0; height: 2px; background: var(--primary-light); transition: width 0.3s; }
.site-footer .f-links a:hover::after { width: 100%; }
.site-footer .f-copy { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 22px; text-align: center; color: rgba(255,255,255,0.4); font-size: 13px; }
@media (max-width: 900px) {
  .site-footer .f-grid { grid-template-columns: 1fr; gap: 28px; }
}

/* 产品卡片 */
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.product-card { background: var(--white); border: 1px solid #E2E8F0; border-radius: 16px; overflow: hidden; box-shadow: 0 4px 16px rgba(0,0,0,0.06); transition: all 0.3s ease; }
.product-card:hover { transform: translateY(-8px); box-shadow: 0 20px 40px rgba(0,0,0,0.12); }
.product-card .p-img { height: 200px; background: #F1F5F9; overflow: hidden; position: relative; }
.product-card .p-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.product-card:hover .p-img img { transform: scale(1.08); }
.product-card .p-tag { position: absolute; top: 14px; left: 14px; background: var(--primary); color: #fff; font-size: 11px; font-weight: 700; padding: 4px 12px; border-radius: 999px; }
.product-card .p-cat { position: absolute; top: 14px; right: 14px; background: rgba(255,255,255,0.85); color: var(--text-main); font-size: 11px; font-weight: 500; padding: 4px 10px; border-radius: 6px; }
.product-card .p-body { padding: 22px; }
.product-card h3 { font-family: 'Space Grotesk', sans-serif; font-size: 18px; color: var(--primary-dark); margin: 0 0 8px; font-weight: 700; }
.product-card .p-desc { color: var(--text-sub); font-size: 14px; line-height: 1.65; margin: 0 0 14px; }
.product-card .p-link { color: var(--primary); font-size: 14px; font-weight: 600; display: inline-flex; align-items: center; gap: 4px; transition: gap 0.25s; }
.product-card .p-link:hover { gap: 10px; }
.p-specs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.p-specs span { background: rgba(44,116,179,0.08); color: var(--primary-dark); font-size: 12px; font-weight: 600; padding: 4px 12px; border-radius: 999px; }

/* 服务卡片 */
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.service-card { background: var(--white); border: 1px solid #E2E8F0; border-radius: 16px; overflow: hidden; box-shadow: 0 4px 16px rgba(0,0,0,0.06); transition: all 0.3s ease; }
.service-card:hover { transform: translateY(-8px); box-shadow: 0 20px 40px rgba(0,0,0,0.12); }
.service-card .s-head { padding: 28px; }
.service-card .s-icon { width: 60px; height: 60px; border-radius: 14px; display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.service-card .s-head h3 { font-family: 'Space Grotesk', sans-serif; font-size: 20px; color: var(--primary-dark); margin: 0; font-weight: 700; }
.service-card .s-body { padding: 0 28px 28px; }
.service-card .s-body p { color: var(--text-sub); font-size: 14px; line-height: 1.7; margin: 0 0 16px; }
.service-card ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.service-card li { display: flex; align-items: flex-start; gap: 10px; color: var(--text-main); font-size: 13px; }
.service-card li::before { content: ''; width: 18px; height: 18px; border-radius: 50%; background: var(--primary); flex-shrink: 0; margin-top: 1px; }
.s-icon-blue { background: rgba(59,130,246,0.12); color: #3B82F6; }
.s-icon-cyan { background: rgba(6,182,212,0.12); color: #06B6D4; }
.s-icon-teal { background: rgba(20,184,166,0.12); color: #14B8A6; }

/* 统计 */
.stats-bar { background: var(--primary-dark); padding: 80px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.stat-item { text-align: center; }
.stat-item .s-val { font-family: 'Space Grotesk', sans-serif; font-size: 42px; font-weight: 700; color: #fff; margin-bottom: 8px; }
.stat-item .s-lab { color: rgba(255,255,255,0.6); font-size: 14px; }

/* 联系信息卡片 */
.info-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: -40px; position: relative; }
.info-card { background: var(--white); border: 1px solid #E2E8F0; border-radius: 16px; padding: 24px; box-shadow: 0 8px 24px rgba(0,0,0,0.06); }
.info-card .i-icon { width: 46px; height: 46px; border-radius: 12px; background: linear-gradient(135deg, rgba(44,116,179,0.2), rgba(0,180,216,0.2)); display: flex; align-items: center; justify-content: center; margin-bottom: 14px; }
.info-card h4 { font-family: 'Space Grotesk', sans-serif; color: var(--primary-dark); font-size: 16px; margin: 0 0 4px; font-weight: 700; }
.info-card .i-content { color: var(--primary-dark); font-weight: 600; font-size: 14px; margin-bottom: 4px; }
.info-card .i-desc { color: var(--text-sub); font-size: 13px; }

/* 表单 */
.form-input { width: 100%; padding: 12px 16px; border-radius: 12px; border: 1px solid #E2E8F0; background: #fff; font-size: 14px; outline: none; transition: all 0.25s; box-sizing: border-box; }
.form-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(44,116,179,0.15); }
.form-label { display: block; font-size: 13px; font-weight: 600; color: #475569; margin-bottom: 8px; }
.form-group { margin-bottom: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-alert { padding: 14px 18px; border-radius: 12px; margin-bottom: 20px; font-size: 14px; font-weight: 600; text-align: center; }
.form-alert.ok { background: #ECFDF5; border: 1px solid #A7F3D0; color: #047857; }
.form-alert.err { background: #FEF2F2; border: 1px solid #FECACA; color: #B91C1C; }

/* 博客 */
.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.post-card { background: var(--white); border: 1px solid #E2E8F0; border-radius: 16px; padding: 28px; box-shadow: 0 4px 16px rgba(0,0,0,0.06); transition: all 0.3s ease; display: flex; flex-direction: column; }
.post-card:hover { transform: translateY(-8px); box-shadow: 0 20px 40px rgba(0,0,0,0.12); }
.post-card .p-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; font-size: 12px; color: var(--text-sub); }
.post-card .p-meta .p-cat { color: var(--primary); font-weight: 600; }
.post-card h3 { font-family: 'Space Grotesk', sans-serif; font-size: 18px; color: var(--primary-dark); margin: 0 0 10px; font-weight: 700; line-height: 1.4; }
.post-card p { color: var(--text-sub); font-size: 14px; line-height: 1.65; margin: 0 0 18px; flex: 1; }
.post-card .p-link { color: var(--primary); font-size: 14px; font-weight: 600; display: inline-flex; align-items: center; gap: 4px; transition: gap 0.25s; }
.post-card .p-link:hover { gap: 10px; }

/* 文章页 */
.article { max-width: 820px; margin: 0 auto; }
.article .a-title { font-family: 'Space Grotesk', sans-serif; font-size: 36px; color: var(--primary-dark); line-height: 1.25; margin: 0 0 16px; font-weight: 700; }
.article .a-meta { display: flex; align-items: center; gap: 14px; color: var(--text-sub); font-size: 14px; margin-bottom: 32px; }
.article .a-body { color: #334155; font-size: 16px; line-height: 1.9; }
.article .a-body p { margin: 0 0 20px; }

/* 空状态与加载 */
.loading-hint { text-align: center; color: var(--text-sub); padding: 60px 0; font-size: 15px; }

/* ============================================================
   页面增强组件（合作伙伴 / 评价 / FAQ / CTA / 认证 / 里程碑）
   ============================================================ */

/* 信任徽章（Hero 下方） */
.hero-trust { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 30px; }
.hero-trust span { display: inline-flex; align-items: center; gap: 7px; color: rgba(255,255,255,0.75); font-size: 13px; font-weight: 500; }
.hero-trust svg { color: var(--primary-light); flex-shrink: 0; }

/* 合作伙伴条带 */
.partner-bar { background: #fff; border-bottom: 1px solid #EEF2F7; padding: 46px 0; text-align: center; }
.partner-bar .p-label { color: #94A3B8; font-size: 12px; letter-spacing: .16em; text-transform: uppercase; font-weight: 600; display: block; margin-bottom: 26px; }
.partner-strip { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 26px 52px; }
.partner-strip .p-item { font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 20px; color: #CBD5E1; letter-spacing: .02em; transition: color .3s; cursor: default; }
.partner-strip .p-item:hover { color: var(--primary); }

/* 客户评价 */
.testi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.testi-card { background: var(--surface); border: 1px solid #E2E8F0; border-radius: 16px; padding: 30px; display: flex; flex-direction: column; gap: 16px; transition: all .3s; }
.testi-card:hover { transform: translateY(-6px); box-shadow: 0 20px 40px rgba(15,60,120,.1); border-color: rgba(44,116,179,.35); }
.testi-card .t-stars { display: flex; gap: 3px; color: #F59E0B; }
.testi-card .t-text { color: #475569; font-size: 15px; line-height: 1.85; margin: 0; }
.testi-card .t-author { display: flex; align-items: center; gap: 12px; margin-top: auto; }
.testi-card .t-avatar { width: 42px; height: 42px; border-radius: 12px; background: linear-gradient(135deg, #2C74B3, #00B4D8); color: #fff; display: flex; align-items: center; justify-content: center; font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 15px; flex-shrink: 0; }
.testi-card .t-name { font-weight: 600; color: var(--primary-dark); font-size: 14px; }
.testi-card .t-role { color: #94A3B8; font-size: 12px; }

/* FAQ 手风琴 */
.faq-wrap { max-width: 780px; margin: 0 auto; }
.faq-item { background: #fff; border: 1px solid #E2E8F0; border-radius: 14px; margin-bottom: 14px; overflow: hidden; transition: border-color .3s, box-shadow .3s; }
.faq-item[open] { border-color: rgba(44,116,179,.45); box-shadow: 0 10px 30px rgba(15,60,120,.08); }
.faq-item summary { list-style: none; cursor: pointer; padding: 20px 24px; display: flex; justify-content: space-between; align-items: center; gap: 16px; font-family: 'Space Grotesk', sans-serif; font-weight: 600; color: var(--primary-dark); font-size: 15px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; font-size: 22px; color: var(--primary); transition: transform .3s; flex-shrink: 0; line-height: 1; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .faq-body { padding: 0 24px 22px; color: var(--text-sub); font-size: 14px; line-height: 1.85; }

/* CTA 横幅 */
.cta-banner { background: linear-gradient(135deg, #0A2647 0%, #144272 55%, #0A2647 100%); position: relative; overflow: hidden; }
.cta-banner::before { content: ''; position: absolute; width: 480px; height: 480px; border-radius: 50%; background: radial-gradient(circle, rgba(0,180,216,.28), transparent 65%); top: -190px; right: -130px; }
.cta-banner::after { content: ''; position: absolute; width: 420px; height: 420px; border-radius: 50%; background: radial-gradient(circle, rgba(44,116,179,.32), transparent 65%); bottom: -170px; left: -110px; }
.cta-banner .cta-inner { position: relative; z-index: 1; text-align: center; max-width: 720px; margin: 0 auto; }
.cta-banner h2 { font-family: 'Space Grotesk', sans-serif; font-size: 34px; color: #fff; margin: 0 0 14px; font-weight: 700; }
.cta-banner p { color: rgba(255,255,255,.65); font-size: 16px; line-height: 1.85; margin: 0 0 32px; }
.cta-banner .cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* 认证 / 品质条带 */
.cert-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.cert-item { background: #fff; border: 1px solid #E2E8F0; border-radius: 14px; padding: 24px 18px; text-align: center; transition: all .3s; }
.cert-item:hover { transform: translateY(-4px); box-shadow: 0 14px 30px rgba(15,60,120,.08); }
.cert-item .c-badge { display: inline-flex; align-items: center; justify-content: center; width: 46px; height: 46px; border-radius: 12px; background: rgba(44,116,179,.1); color: var(--primary); margin-bottom: 12px; }
.cert-item h4 { font-family: 'Space Grotesk', sans-serif; font-size: 15px; color: var(--primary-dark); margin: 0 0 4px; font-weight: 700; }
.cert-item p { color: var(--text-sub); font-size: 12px; margin: 0; }

/* 里程碑时间线（关于页） */
.milestone-list { max-width: 760px; margin: 0 auto; }
.milestone { display: flex; gap: 22px; position: relative; padding-bottom: 32px; }
.milestone::before { content: ''; position: absolute; left: 19px; top: 42px; bottom: 0; width: 2px; background: linear-gradient(180deg, rgba(44,116,179,.4), rgba(0,180,216,.05)); }
.milestone:last-child::before { display: none; }
.milestone .m-year { width: 40px; height: 40px; border-radius: 50%; background: linear-gradient(135deg, #2C74B3, #00B4D8); color: #fff; display: flex; align-items: center; justify-content: center; font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 12px; flex-shrink: 0; }
.milestone .m-body h4 { font-family: 'Space Grotesk', sans-serif; color: var(--primary-dark); font-size: 17px; margin: 0 0 6px; font-weight: 700; }
.milestone .m-body p { color: var(--text-sub); font-size: 14px; line-height: 1.7; margin: 0; }

/* 卡片顶部渐变描边 */
.service-card, .product-card, .post-card, .value-card { position: relative; }
.service-card::before, .product-card::before, .post-card::before, .value-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, #2C74B3, #00B4D8); opacity: 0; transition: opacity .3s; z-index: 2; }
.service-card:hover::before, .product-card:hover::before, .post-card:hover::before, .value-card:hover::before { opacity: 1; }

/* ============================================================
   科技感增强（贴合首页：深蓝渐变 + 青色光效 + 网格 + 发光）
   ============================================================ */

/* --- Hero 光晕与扫描线 --- */
.page-hero::before { content: ''; position: absolute; width: 720px; height: 720px; border-radius: 50%; background: radial-gradient(circle, rgba(0,180,216,.16), transparent 62%); top: -230px; right: -190px; pointer-events: none; }
.page-hero::after { content: ''; position: absolute; width: 620px; height: 620px; border-radius: 50%; background: radial-gradient(circle, rgba(44,116,179,.22), transparent 62%); bottom: -250px; left: -170px; pointer-events: none; }
.page-hero .hero-glow { position: absolute; border-radius: 50%; pointer-events: none; }
.page-hero .glow-a { width: 300px; height: 300px; background: radial-gradient(circle, rgba(0,180,216,.14), transparent 65%); top: 18%; left: 12%; }
.page-hero .glow-b { width: 260px; height: 260px; background: radial-gradient(circle, rgba(44,116,179,.18), transparent 65%); top: 55%; right: 10%; }
/* 漂浮光球 */
.page-hero .tech-orb { position: absolute; border-radius: 50%; pointer-events: none; animation: techFloat 6s ease-in-out infinite; }
.page-hero .tech-orb.orb-a { width: 8px; height: 8px; background: #00B4D8; box-shadow: 0 0 14px 2px rgba(0,180,216,.6); top: 30%; right: 26%; }
.page-hero .tech-orb.orb-b { width: 6px; height: 6px; background: #7DD3FC; box-shadow: 0 0 10px 1px rgba(125,211,252,.5); top: 64%; left: 22%; animation-delay: 1.6s; }
.page-hero .tech-orb.orb-c { width: 5px; height: 5px; background: #38BDF8; box-shadow: 0 0 10px 1px rgba(56,189,248,.55); top: 48%; right: 16%; animation-delay: 3.2s; }
@keyframes techFloat { 0%,100% { transform: translateY(0) translateX(0); } 50% { transform: translateY(-18px) translateX(6px); } }
/* 扫描线 */
.page-hero .scanline { position: absolute; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent, rgba(0,180,216,.55), transparent); animation: techScan 5s linear infinite; opacity: .8; pointer-events: none; }
@keyframes techScan { 0% { top: 12%; } 50% { top: 86%; } 100% { top: 12%; } }
/* Hero 底部淡出到内容区 */
.page-hero .hero-fade { position: absolute; bottom: 0; left: 0; right: 0; height: 64px; background: linear-gradient(180deg, transparent, var(--surface)); pointer-events: none; }

/* --- Hero badge 扫描光泽 --- */
.page-hero .hero-badge { position: relative; overflow: hidden; border-color: rgba(0,180,216,.4); color: #E0F2FE; background: rgba(0,180,216,.08); }
.page-hero .hero-badge::after { content: ''; position: absolute; top: 0; bottom: 0; width: 46px; background: linear-gradient(90deg, transparent, rgba(255,255,255,.35), transparent); animation: badgeShine 3s linear infinite; }
@keyframes badgeShine { 0% { left: -60px; } 100% { left: 115%; } }

/* --- 区块标题 badge 发光 --- */
.section-head .badge { position: relative; letter-spacing: .04em; background: linear-gradient(135deg, rgba(44,116,179,.1), rgba(0,180,216,.12)); border: 1px solid rgba(44,116,179,.22); box-shadow: 0 4px 16px rgba(44,116,179,.08); }
.section-head .badge::before { content: '▸ '; color: var(--primary-light); }
.section-head h2 { position: relative; }

/* --- 卡片增强：常驻渐变顶边 + hover 发光 --- */
.service-card, .product-card, .post-card, .value-card, .support-card, .cert-item, .mini-stat, .testi-card, .info-card { box-shadow: 0 4px 16px rgba(15,60,120,.05); }
.service-card:hover, .product-card:hover, .post-card:hover, .value-card:hover, .support-card:hover, .cert-item:hover { box-shadow: 0 18px 44px rgba(15,60,120,.14), 0 0 0 1px rgba(0,180,216,.18); }
.service-card::before, .product-card::before, .post-card::before, .value-card::before, .support-card::before { background: linear-gradient(90deg, transparent, #2C74B3 30%, #00B4D8 70%, transparent); }

/* --- 统计数字：渐变 + 发光 --- */
.stat-item .s-val { background: linear-gradient(135deg, #fff, #7DD3FC); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; text-shadow: 0 0 30px rgba(0,180,216,.35); }
.stat-item .s-lab { letter-spacing: .05em; }
.stats-bar { position: relative; overflow: hidden; }
.stats-bar::before { content: ''; position: absolute; width: 520px; height: 520px; border-radius: 50%; background: radial-gradient(circle, rgba(0,180,216,.12), transparent 65%); top: -200px; right: -140px; pointer-events: none; }
.stats-bar::after { content: ''; position: absolute; width: 460px; height: 460px; border-radius: 50%; background: radial-gradient(circle, rgba(44,116,179,.16), transparent 65%); bottom: -190px; left: -120px; pointer-events: none; }

/* --- 主按钮光晕 --- */
.btn-primary { box-shadow: 0 8px 26px rgba(0,180,216,.28); position: relative; overflow: hidden; }
.btn-primary::after { content: ''; position: absolute; top: 0; bottom: 0; width: 46px; background: linear-gradient(90deg, transparent, rgba(255,255,255,.4), transparent); animation: badgeShine 3.2s linear infinite; }

/* --- 列表项科技圆点（服务卡片） --- */
.service-card li::before { background: linear-gradient(135deg, #2C74B3, #00B4D8); box-shadow: 0 0 8px rgba(0,180,216,.5); }

/* --- CTA 按钮箭头 --- */
.cta-banner .cta-actions .btn-white { box-shadow: 0 10px 30px rgba(0,180,216,.3); }

/* --- 移动端 Hero 光晕收敛 --- */
@media (max-width: 768px) {
  .page-hero::before { width: 420px; height: 420px; top: -160px; right: -120px; }
  .page-hero::after { width: 380px; height: 380px; bottom: -160px; left: -110px; }
  .page-hero .tech-orb { display: none; }
}

/* 响应式 */
@media (max-width: 1024px) { .testi-grid, .cert-strip { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 768px) {
  .testi-grid, .cert-strip { grid-template-columns: 1fr; }
  .cta-banner h2 { font-size: 26px; }
  .partner-strip { gap: 18px 28px; }
  .partner-strip .p-item { font-size: 16px; }
}

/* 响应式 */
@media (max-width: 1024px) {
  .product-grid, .service-grid, .post-grid { grid-template-columns: repeat(2, 1fr); }
  .info-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .nav-burger { display: block; }
  .section-pad { padding: 64px 0; }
  .product-grid, .service-grid, .post-grid, .stats-grid, .info-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .page-hero h1 { font-size: 32px; }
  .article .a-title { font-size: 28px; }
  .stat-item .s-val { font-size: 34px; }
}