/*
Theme Name: Astra Child (fiberh)
Template: astra
Version: 1.0.0
Description: www.fiberh.com 安科士 Andxe 定制子主题。
*/

/* ===== 品牌与基础 ===== */
.fh-logo{display:inline-flex;align-items:center;gap:10px;text-decoration:none}
.fh-logo-mark{width:38px;height:38px;border-radius:9px;background:linear-gradient(135deg,#30A8E4,#0b1f3f);display:flex;align-items:center;justify-content:center;flex:none}
.fh-logo-mark svg{width:22px;height:22px;stroke:#fff}
.fh-logo-text{display:flex;flex-direction:column;line-height:1.15}
.fh-logo-text b{font-size:20px;font-weight:800;color:#0b1f3f;letter-spacing:.5px}
.fh-logo-text i{font-style:normal;font-size:11px;color:#64748b;letter-spacing:.18em}
.ast-site-title-wrap,.site-description{display:none !important}
.site-header img.custom-logo{width:auto;max-height:48px;height:auto}

.fh-wrap{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:#1e293b;line-height:1.65;background:#fff}
.fh-wrap *{box-sizing:border-box}
.fh-container{max-width:1280px;margin:0 auto;padding:0 24px}
.fh-section{padding:68px 0}
.fh-sec-head{max-width:720px;margin:0 auto 40px;text-align:center}
.fh-eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.12em;color:#1e86c4;background:#e8f4fc;border:1px solid #cde9f9;border-radius:999px;padding:6px 14px;margin-bottom:14px}
.fh-sec-head h2{font-size:clamp(26px,3.4vw,36px);font-weight:800;color:#0b1f3f;margin:0 0 12px;letter-spacing:.5px}
.fh-sec-head p{font-size:16px;color:#64748b;margin:0}

/* ===== 首页 Hero ===== */
.fh-hero{position:relative;background:radial-gradient(1200px 500px at 78% -10%,rgba(48,168,228,.28),transparent 60%),linear-gradient(135deg,#0b1f3f 0%,#123a63 55%,#1e5e8f 100%);color:#fff;overflow:hidden}
.fh-hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.14) 1px,transparent 1px);background-size:26px 26px;mask-image:linear-gradient(180deg,rgba(0,0,0,.5),transparent 70%)}
.fh-hero-inner{position:relative;display:grid;grid-template-columns:1.25fr .75fr;gap:48px;align-items:center;padding:84px 0 72px}
.fh-hero h1{font-size:clamp(30px,4.4vw,50px);font-weight:800;line-height:1.2;margin:0 0 18px;letter-spacing:.5px}
.fh-hero h1 em{font-style:normal;background:linear-gradient(90deg,#5ec8ff,#9be8ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.fh-hero p{font-size:17px;color:#c8d9ea;margin:0 0 28px;max-width:620px}
.fh-hero-btns{display:flex;gap:14px;flex-wrap:wrap}
.fh-btn{display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:10px;font-weight:700;text-decoration:none;transition:transform .15s,box-shadow .15s}
.fh-btn-primary{background:linear-gradient(90deg,#30A8E4,#22d3ee);color:#04243c;box-shadow:0 8px 24px rgba(48,168,228,.35)}
.fh-btn-ghost{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.28)}
.fh-btn:hover{transform:translateY(-2px)}
.fh-hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:44px;max-width:720px}
.fh-stat{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:12px;padding:16px 12px;text-align:center}
.fh-stat b{display:block;font-size:24px;font-weight:800;color:#7cd4ff}
.fh-stat span{font-size:12px;color:#b8c9da}
.fh-hero-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:18px;padding:18px;backdrop-filter:blur(6px)}
.fh-hero-card img{width:100%;height:auto;border-radius:12px;display:block}
.fh-hero-card p{font-size:13px;color:#dbe7f2;margin:12px 0 0;text-align:center}

/* ===== 产品卡片 ===== */
.fh-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}
.fh-card{background:#fff;border:1px solid #e6edf3;border-radius:14px;overflow:hidden;text-decoration:none;color:#1e293b;transition:transform .16s,box-shadow .16s;display:flex;flex-direction:column}
.fh-card:hover{transform:translateY(-4px);box-shadow:0 16px 34px rgba(11,31,63,.13)}
.fh-card-img{aspect-ratio:4/3;background:#f4f7fa;display:flex;align-items:center;justify-content:center;overflow:hidden}
.fh-card-img img{width:100%;height:100%;object-fit:contain;padding:10px}
.fh-card-body{padding:14px 16px 18px;display:flex;flex-direction:column;gap:6px;flex:1}
.fh-card-body .fh-tag{font-size:11px;color:#1e86c4;background:#e8f4fc;border-radius:999px;padding:3px 10px;align-self:flex-start}
.fh-card-body b{font-size:14px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.8em}
.fh-card-body small{font-size:12px;color:#8a94a3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.fh-more{display:block;text-align:center;margin:36px auto 0;max-width:280px}

/* ===== 页脚备案 ===== */
#fiberh-footer-icp{clear:both}

/* ===== 左侧产品目录树（fibersoon 风格多级树，品牌色 #30A8E4） ===== */
.ast-left-sidebar #primary{padding-left:0}
.ast-left-sidebar .site-content > .ast-container{display:grid;grid-template-columns:392px minmax(0,1fr);gap:34px;align-items:start}
.ast-left-sidebar #primary,.ast-left-sidebar #secondary{width:auto;max-width:none;float:none}
.ast-left-sidebar #secondary{position:sticky;top:24px}
#secondary .sidebar-main{background:#fff;border:1px solid #e2e8f0;border-radius:14px;padding:5.4px 4.2px}
.widget_fh_product_catalog .widget-title{font-size:15px;font-weight:800;letter-spacing:.06em;color:#0b1f3f;border-bottom:2px solid #30A8E4;padding-bottom:8px;margin:0 0 12px}
.fh-catalog-tree{font-size:14px;line-height:1.5;max-height:calc(100vh - 180px);overflow-y:auto;padding-right:4px}
.fh-cat-all{display:flex;align-items:center;justify-content:space-between;font-weight:700;color:#1e86c4;text-decoration:none;padding:8px 12px;margin-bottom:8px;border-radius:8px;background:#e8f4fc;border:1px solid #cde9f9}
.fh-cat-all:hover{background:#d8ecfb}
.fh-cat-tree,.fh-cat-children{list-style:none;margin:0;padding:0}
.fh-cat-children{position:relative;padding-left:15px;margin-left:11px}
.fh-cat-children::before{content:"";position:absolute;left:0;top:2px;bottom:2px;width:1px;background:#d7e6f2}
.fh-cat-children > .fh-cat-node::before{content:"";position:absolute;left:-15px;top:15px;width:11px;height:1px;background:#d7e6f2}
.fh-cat-node{position:relative;margin:1px 0}
.fh-cat-node summary{list-style:none;display:flex;align-items:center;cursor:pointer;border-radius:8px}
.fh-cat-node summary::-webkit-details-marker{display:none}
.fh-cat-node summary a{flex:1;display:flex;align-items:center;gap:8px;padding:6px 10px;color:#334155;text-decoration:none;font-weight:600;border-radius:8px}
.fh-cat-node summary a:hover{background:#f1f6fb;color:#1e86c4}
/* fibersoon 风格 chevron（右侧箭头，展开旋转90°） */
.fh-cat-node summary::after{content:"";width:8px;height:8px;border-right:2.2px solid #94a3b8;border-bottom:2.2px solid #94a3b8;transform:rotate(-45deg);transition:transform .2s ease;margin-right:10px;flex:none}
.fh-cat-node details[open] > summary::after{transform:rotate(45deg)}
.fh-cat-node details[open] > summary a{color:#1e86c4;font-weight:700}
/* 当前激活链高亮 */
.fh-cat-node > details[open] > summary a,
.fh-cat-node.is-active > summary a{color:#1e86c4}
.fh-cat-leaf{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:5px 10px;color:#475569;text-decoration:none;border-radius:8px}
.fh-cat-leaf:hover{background:#f1f6fb;color:#1e86c4}
.fh-cat-leaf.is-active{background:#30A8E4;color:#fff;font-weight:700}
.fh-cat-leaf.is-active .fh-cat-count{background:rgba(255,255,255,.25);color:#fff}
/* 分类产品数量徽标 */
.fh-cat-count{flex:none;display:inline-flex;align-items:center;justify-content:center;min-width:20px;height:18px;padding:0 6px;margin-left:auto;font-size:11px;font-weight:700;line-height:1;color:#64748b;background:#eef2f7;border-radius:999px}
.fh-cat-node summary .fh-cat-count{margin-left:0}
.fh-cat-node.is-active .fh-cat-count{background:#d8ecfb;color:#1e86c4}
@media (max-width:921px){
  .ast-left-sidebar .site-content > .ast-container{grid-template-columns:1fr;gap:18px}
  .ast-left-sidebar #primary{padding-left:0}
  .ast-left-sidebar #secondary{position:static}
  .fh-catalog-tree{max-height:340px}
}

/* 产品页表格（斑马纹 + #30A8E4 表头）已由迁移内容内联，此处兜底 */
.entry-content table{border-collapse:collapse;width:100%;margin:16px 0}
.entry-content th{background:#30A8E4 !important;color:#fff !important}
.entry-content tr:nth-child(odd) td{background:#f5f5f5}
.entry-content tr:nth-child(even) td{background:#ffffff}

/* 相关产品 */
.fh-related{margin:36px 0 12px}
.fh-related h2{font-size:22px;color:#0b1f3f;margin:0 0 18px}
@media (max-width:900px){
  .fh-hero-inner{grid-template-columns:1fr;padding:56px 0}
  .fh-hero-stats{grid-template-columns:repeat(2,1fr)}
  .fh-hero-card{display:none}
}

/* ============================================================
   ===== 高端首页 (fhh- 前缀) =====
   ============================================================ */
/* 首页：外层容器全宽（背景全幅），内层 fhh-container 限宽 1540px 居中（与页眉内容对齐） */
body.home #content.site-content > .ast-container{
	max-width:100% !important;
	width:100%;
	padding-left:0 !important;
	padding-right:0 !important;
	display:block;
}
body.home .fh-home{width:100%;max-width:100%}
.fh-home{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:#1e293b;background:#fff;overflow-x:hidden}
.fhh-container{max-width:1540px;margin:0 auto;padding:0 32px}
.fhh-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.14em;color:#1e86c4;background:#e8f4fc;border:1px solid #cde9f9;border-radius:999px;padding:6px 16px;margin-bottom:16px;text-transform:uppercase}
.fhh-eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:#30A8E4;box-shadow:0 0 0 3px rgba(48,168,228,.25)}
.fhh-eyebrow-light{color:#aee2ff;background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.18)}
.fhh-eyebrow-light::before{background:#7cd0ff}

/* ---------- HERO ---------- */
.fhh-hero{position:relative;background:radial-gradient(1100px 480px at 80% -10%,rgba(48,168,228,.35),transparent 60%),linear-gradient(135deg,#0a1a33 0%,#0e2c50 52%,#155a8c 100%);color:#fff;overflow:hidden}
.fhh-hero-grid{position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);background-size:30px 30px;mask-image:radial-gradient(1200px 700px at 30% 10%,rgba(0,0,0,.9),transparent 75%);pointer-events:none}
.fhh-hero-glow{position:absolute;right:-180px;top:-120px;width:560px;height:560px;border-radius:50%;background:radial-gradient(circle,rgba(48,168,228,.4),transparent 65%);filter:blur(10px);pointer-events:none}
.fhh-hero-inner{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;padding:96px 32px 72px}
.fhh-hero-left h1{font-size:clamp(32px,4.6vw,52px);font-weight:800;line-height:1.22;letter-spacing:.5px;margin:0 0 20px}
.fhh-hero-left h1 em{font-style:normal;background:linear-gradient(90deg,#7cd0ff,#30A8E4 55%,#8ee8ff);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.fhh-lead{font-size:16.5px;line-height:1.9;color:#c9dcf0;margin:0 0 32px}
.fhh-hero-btns{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:44px}
.fhh-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 30px;border-radius:10px;font-size:15px;font-weight:700;text-decoration:none;transition:transform .2s,box-shadow .2s,background .2s;border:1.5px solid transparent}
.fhh-btn-primary{background:linear-gradient(135deg,#30A8E4,#1e86c4);color:#fff;box-shadow:0 10px 26px -8px rgba(48,168,228,.65)}
.fhh-btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px -8px rgba(48,168,228,.75);color:#fff}
.fhh-btn-ghost{background:rgba(255,255,255,.08);color:#e6f3ff;border-color:rgba(255,255,255,.3);backdrop-filter:blur(6px)}
.fhh-btn-ghost:hover{background:rgba(255,255,255,.16);color:#fff}
.fhh-btn-outline{background:#fff;color:#1e86c4;border-color:#cde9f9;box-shadow:0 6px 18px -8px rgba(30,134,196,.25)}
.fhh-btn-outline:hover{background:#e8f4fc;color:#155a8c}
.fhh-btn-light{background:#fff;color:#0b1f3f;box-shadow:0 10px 26px -8px rgba(0,0,0,.35)}
.fhh-btn-light:hover{transform:translateY(-2px);color:#155a8c}
.fhh-hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;max-width:620px}
.fhh-stat{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:16px 14px;text-align:center;backdrop-filter:blur(6px)}
.fhh-stat b{display:block;font-size:24px;font-weight:800;color:#fff;letter-spacing:.5px}
.fhh-stat b::after{content:"";display:block;width:26px;height:2px;background:linear-gradient(90deg,#7cd0ff,#30A8E4);margin:8px auto 6px;border-radius:2px}
.fhh-stat span{font-size:12px;color:#a9c4de}
/* 玻璃卡片 */
.fhh-hero-right{display:flex;justify-content:center}
.fhh-glass{width:100%;max-width:460px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);border-radius:20px;backdrop-filter:blur(14px);box-shadow:0 30px 60px -20px rgba(0,0,0,.5);overflow:hidden}
.fhh-glass-head{display:flex;align-items:center;gap:7px;padding:14px 18px;border-bottom:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.05)}
.fhh-dot{width:10px;height:10px;border-radius:50%}
.fhh-dot-red{background:#ff5f57}.fhh-dot-yellow{background:#febc2e}.fhh-dot-green{background:#28c840}
.fhh-glass-title{flex:1;text-align:center;font-size:12.5px;color:#bcd6ee;letter-spacing:.06em;margin-right:36px}
.fhh-glass-body{padding:16px;display:flex;flex-direction:column;gap:10px;max-height:380px;overflow:auto}
.fhh-chip{display:flex;align-items:center;gap:12px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:10px 12px;transition:background .2s}
.fhh-chip:hover{background:rgba(255,255,255,.12)}
.fhh-chip-img{width:46px;height:46px;border-radius:8px;overflow:hidden;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;flex:none}
.fhh-chip-img img{width:100%;height:100%;object-fit:cover}
.fhh-chip-img i{font-style:normal;font-size:10px;color:#9cc3e4}
.fhh-chip-tx{min-width:0}
.fhh-chip-tx b{display:block;font-size:13px;font-weight:600;color:#eaf3fc;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.fhh-chip-tx small{font-size:11px;color:#9cc3e4}
/* 信任条 */
.fhh-hero-trust{border-top:1px solid rgba(255,255,255,.12);background:rgba(0,0,0,.18);position:relative}
.fhh-hero-trust .fhh-container{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px 26px;padding-top:16px;padding-bottom:16px}
.fhh-hero-trust span{font-size:13px;color:#bcd6ee;letter-spacing:.04em}
.fhh-hero-trust i{width:3px;height:3px;border-radius:50%;background:#30A8E4}

/* ---------- 通用区块 ---------- */
.fhh-section{padding:92px 0}
.fhh-section-alt{background:linear-gradient(180deg,#f4f8fc,#eef5fb)}
.fhh-sec-head{max-width:720px;margin:0 auto 52px;text-align:center}
.fhh-sec-head h2{font-size:clamp(26px,3.2vw,38px);font-weight:800;color:#0b1f3f;margin:0 0 14px;letter-spacing:.5px}
.fhh-sec-head p{font-size:16px;color:#64748b;margin:0;line-height:1.7}

/* ---------- 产品分类卡片 ---------- */
.fhh-cat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:20px}
.fhh-cat-card{position:relative;display:flex;flex-direction:column;gap:16px;background:#fff;border:1px solid #e6eef5;border-radius:18px;padding:26px 22px;text-decoration:none;overflow:hidden;transition:transform .25s,box-shadow .25s,border-color .25s}
.fhh-cat-card::before{content:"";position:absolute;inset:0;background:var(--tint);opacity:0;transition:opacity .25s}
.fhh-cat-card:hover{transform:translateY(-6px);box-shadow:0 24px 48px -18px rgba(15,45,80,.25);border-color:#cde9f9}
.fhh-cat-card:hover::before{opacity:1}
.fhh-cat-icon{position:relative;width:56px;height:56px;border-radius:14px;background:linear-gradient(135deg,#e8f4fc,#d3eaf8);display:flex;align-items:center;justify-content:center;color:#1e86c4}
.fhh-cat-icon svg{width:28px;height:28px}
.fhh-cat-body{position:relative}
.fhh-cat-body b{display:block;font-size:17px;font-weight:700;color:#0b1f3f;margin-bottom:6px}
.fhh-cat-body small{font-size:13px;color:#64748b;line-height:1.6;display:block}
.fhh-cat-meta{position:relative;display:flex;align-items:baseline;gap:6px;margin-top:auto;padding-top:14px;border-top:1px dashed #dfe9f2}
.fhh-cat-meta em{font-style:normal;font-size:26px;font-weight:800;color:#30A8E4}
.fhh-cat-meta i{font-style:normal;font-size:12px;color:#94a3b8}

/* ---------- 优势 ---------- */
.fhh-adv-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}
.fhh-adv{background:#fff;border:1px solid #e6eef5;border-radius:16px;padding:28px 24px;transition:transform .25s,box-shadow .25s}
.fhh-adv:hover{transform:translateY(-5px);box-shadow:0 20px 44px -18px rgba(15,45,80,.22)}
.fhh-adv-icon{width:52px;height:52px;border-radius:13px;background:linear-gradient(135deg,#30A8E4,#1e86c4);display:flex;align-items:center;justify-content:center;color:#fff;margin-bottom:18px;box-shadow:0 10px 22px -8px rgba(48,168,228,.6)}
.fhh-adv-icon svg{width:26px;height:26px}
.fhh-adv b{display:block;font-size:17px;font-weight:700;color:#0b1f3f;margin-bottom:8px}
.fhh-adv p{font-size:14px;line-height:1.75;color:#64748b;margin:0}

/* ---------- 场景 ---------- */
.fhh-scene-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}
.fhh-scene{position:relative;background:linear-gradient(180deg,#fff,#f7fafd);border:1px solid #e6eef5;border-radius:18px;padding:32px 26px;text-align:center;transition:transform .25s,box-shadow .25s;overflow:hidden}
.fhh-scene::after{content:"";position:absolute;left:50%;bottom:-40px;transform:translateX(-50%);width:160px;height:80px;background:radial-gradient(ellipse,rgba(48,168,228,.18),transparent 70%);pointer-events:none}
.fhh-scene:hover{transform:translateY(-5px);box-shadow:0 20px 44px -18px rgba(15,45,80,.22)}
.fhh-scene-icon{width:64px;height:64px;margin:0 auto 18px;border-radius:18px;background:linear-gradient(135deg,#e8f4fc,#d3eaf8);display:flex;align-items:center;justify-content:center;color:#1e86c4}
.fhh-scene-icon svg{width:32px;height:32px}
.fhh-scene b{display:block;font-size:18px;font-weight:700;color:#0b1f3f;margin-bottom:10px}
.fhh-scene p{font-size:14px;line-height:1.75;color:#64748b;margin:0}

/* ---------- 最新产品 ---------- */
.fhh-prod-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:20px}
.fhh-prod{background:#fff;border:1px solid #e6eef5;border-radius:16px;overflow:hidden;text-decoration:none;transition:transform .25s,box-shadow .25s}
.fhh-prod:hover{transform:translateY(-5px);box-shadow:0 20px 44px -18px rgba(15,45,80,.25)}
.fhh-prod-img{display:block;height:190px;background:#f6fafd;overflow:hidden;display:flex;align-items:center;justify-content:center}
.fhh-prod-img img{width:100%;height:100%;object-fit:contain;padding:14px;transition:transform .3s}
.fhh-prod:hover .fhh-prod-img img{transform:scale(1.05)}
.fhh-prod-ph{display:flex;align-items:center;justify-content:center;width:100%;height:100%;color:#9aa4b2;font-size:14px}
.fhh-prod-body{display:block;padding:16px}
.fhh-prod-tag{display:inline-block;font-size:11px;font-weight:700;color:#1e86c4;background:#e8f4fc;border-radius:999px;padding:3px 10px;margin-bottom:10px}
.fhh-prod-body b{display:block;font-size:14px;font-weight:600;color:#1e293b;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:42px}
.fhh-more-wrap{text-align:center;margin-top:44px}

/* ---------- 数据带 ---------- */
.fhh-band{position:relative;background:linear-gradient(135deg,#0a1a33,#123a63 55%,#1e5e8f);color:#fff;overflow:hidden}
.fhh-band-grid{position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.12) 1px,transparent 1px);background-size:26px 26px;mask-image:linear-gradient(180deg,rgba(0,0,0,.55),transparent 85%);pointer-events:none}
.fhh-band-inner{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;padding:72px 32px}
.fhh-band-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.fhh-band-stat{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:16px;padding:24px 20px;text-align:center;backdrop-filter:blur(6px)}
.fhh-band-stat b{display:block;font-size:34px;font-weight:800;background:linear-gradient(90deg,#7cd0ff,#30A8E4);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.fhh-band-stat span{font-size:13px;color:#a9c4de}
.fhh-band-note h3{font-size:24px;font-weight:800;margin:0 0 14px}
.fhh-band-note p{font-size:15px;line-height:1.8;color:#c9dcf0;margin:0 0 26px}

/* ---------- CTA ---------- */
.fhh-cta{background:linear-gradient(180deg,#fff,#f4f8fc);text-align:center;padding:88px 0}
.fhh-cta h2{font-size:clamp(26px,3vw,36px);font-weight:800;color:#0b1f3f;margin:0 0 14px}
.fhh-cta p{font-size:16px;color:#64748b;margin:0 auto 34px;max-width:640px;line-height:1.8}

/* ---------- 速率选型 Tab ---------- */
.fhh-rate-tabs{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:40px}
.fhh-rate-tab{display:flex;flex-direction:column;align-items:center;gap:2px;padding:14px 32px;border-radius:12px;border:2px solid #e0e8f0;background:#fff;cursor:pointer;transition:all .2s;font-family:inherit;min-width:110px}
.fhh-rate-tab b{font-size:20px;font-weight:800;color:#0b1f3f;letter-spacing:.5px}
.fhh-rate-tab small{font-size:11px;color:#94a3b8}
.fhh-rate-tab:hover{border-color:#30A8E4;transform:translateY(-3px);box-shadow:0 8px 20px -10px rgba(48,168,228,.4)}
.fhh-rate-tab.is-active{background:linear-gradient(135deg,#30A8E4,#1e86c4);border-color:transparent;box-shadow:0 10px 26px -8px rgba(48,168,228,.55)}
.fhh-rate-tab.is-active b{color:#fff}
.fhh-rate-tab.is-active small{color:rgba(255,255,255,.8)}
.fhh-rate-panel{animation:fhhFade .3s ease}
@keyframes fhhFade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* ---------- 旗舰产品大图 ---------- */
.fhh-feat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:24px}
.fhh-feat-card{display:flex;flex-direction:column;background:#fff;border:1px solid #e6eef5;border-radius:18px;overflow:hidden;text-decoration:none;transition:transform .25s,box-shadow .25s}
.fhh-feat-card:hover{transform:translateY(-6px);box-shadow:0 24px 52px -18px rgba(15,45,80,.28)}
.fhh-feat-img{height:230px;background:#f6fafd;display:flex;align-items:center;justify-content:center;overflow:hidden}
.fhh-feat-img img{width:100%;height:100%;object-fit:contain;padding:18px;transition:transform .35s}
.fhh-feat-card:hover .fhh-feat-img img{transform:scale(1.06)}
.fhh-feat-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:10px}
.fhh-feat-body b{font-size:16px;font-weight:700;color:#0b1f3f;line-height:1.5}
.fhh-feat-body small{font-size:13px;color:#64748b;line-height:1.7;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.fhh-feat-link{font-size:14px;font-weight:700;color:#1e86c4;margin-top:6px;transition:gap .2s}

/* ---------- 按产品类型 ---------- */
.fhh-type-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:24px}
.fhh-type-col{background:#fff;border:1px solid #e6eef5;border-radius:16px;overflow:hidden;transition:box-shadow .25s}
.fhh-type-col:hover{box-shadow:0 16px 36px -18px rgba(15,45,80,.18)}
.fhh-type-head{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;border-bottom:1px solid #eef2f7;background:linear-gradient(180deg,#f8fafc,#f1f6fb)}
.fhh-type-head b{font-size:16px;font-weight:700;color:#0b1f3f}
.fhh-type-head a{font-size:13px;color:#1e86c4;text-decoration:none;font-weight:600}
.fhh-type-head a:hover{text-decoration:underline}
.fhh-type-list{padding:10px;display:flex;flex-direction:column;gap:4px}
.fhh-type-item{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:10px;text-decoration:none;transition:background .2s}
.fhh-type-item:hover{background:#f1f6fb}
.fhh-type-thumb{width:56px;height:56px;border-radius:8px;overflow:hidden;background:#f4f7fa;display:flex;align-items:center;justify-content:center;flex:none}
.fhh-type-thumb img{width:100%;height:100%;object-fit:contain;padding:4px}
.fhh-type-info{min-width:0;display:flex;flex-direction:column;gap:2px}
.fhh-type-info b{font-size:13px;font-weight:600;color:#1e293b;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.fhh-type-info small{font-size:11px;color:#94a3b8}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .fhh-hero-inner{grid-template-columns:1fr;gap:44px;padding:64px 32px 56px}
  .fhh-hero-right{order:-1}
  .fhh-glass{max-width:520px}
  .fhh-band-inner{grid-template-columns:1fr;gap:36px}
}
@media (max-width:640px){
  .fhh-container{padding:0 20px}
  .fhh-hero-inner{padding-left:20px;padding-right:20px}
  .fhh-band-inner{padding-left:20px;padding-right:20px}
  .fhh-hero-stats{grid-template-columns:repeat(2,1fr)}
  .fhh-hero-left h1{font-size:30px}
  .fhh-section{padding:64px 0}
  .fhh-glass-body{max-height:300px}
  .fhh-band-stats{grid-template-columns:repeat(2,1fr)}
  .fhh-rate-tab{padding:10px 18px;min-width:90px}
  .fhh-rate-tab b{font-size:16px}
  .fhh-feat-grid{grid-template-columns:1fr}
  .fhh-feat-img{height:180px}
  .fhh-type-grid{grid-template-columns:1fr}
}

/* ============================================================
   ===== 页眉「产品中心」mega 菜单（数据与侧边栏目录树联动）=====
   ============================================================ */
.site-header,.main-header-bar-wrap,#masthead,.ast-primary-header-bar{position:relative}
.main-header-menu{position:static !important}
.main-header-menu > li.fh-has-mega{position:static}
li.fh-has-mega > a.menu-link::after{content:"";display:inline-block;width:0;height:0;margin-left:6px;border-left:4px solid transparent;border-right:4px solid transparent;border-top:5px solid currentColor;vertical-align:middle;opacity:.55}
.fh-mega{display:none;position:absolute;top:100%;left:0;right:0;z-index:99999;background:#fff;box-shadow:0 24px 60px rgba(15,35,70,.18);border-top:3px solid #30A8E4;text-align:left}
li.fh-has-mega:hover > .fh-mega{display:block;animation:fhMegaIn .18s ease}
@keyframes fhMegaIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
.fh-mega-inner{max-width:1540px;margin:0 auto;padding:24px 32px 28px}
.fh-mega-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:13px;border-bottom:1px solid #eef2f7;margin-bottom:16px}
.fh-mega-title{font-size:17px;font-weight:800;color:#0b1f3f;letter-spacing:.5px}
.fh-mega-all{font-size:13px;font-weight:600;color:#30A8E4}
.fh-mega-all:hover{color:#1a8fc9}
.fh-mega-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:26px}
.fh-mega-col-head{display:flex;align-items:baseline;gap:8px;font-size:15px;font-weight:700;color:#0b1f3f;padding-bottom:9px;border-bottom:2px solid #30A8E4;margin-bottom:10px}
.fh-mega-col-head span{font-size:12px;color:#8a97a8;font-weight:500}
.fh-mega-col-head:hover{color:#30A8E4}
.fh-mega-col-body{max-height:430px;overflow-y:auto;padding-right:6px;scrollbar-width:thin;scrollbar-color:#cdd7e2 transparent}
.fh-mega-col-body::-webkit-scrollbar{width:5px}
.fh-mega-col-body::-webkit-scrollbar-thumb{background:#cdd7e2;border-radius:3px}
.fh-mega-group-title{display:block;font-size:13.5px;font-weight:600;color:#1e293b;padding:6px 0 3px;line-height:1.4}
.fh-mega-group-title em{font-style:normal;font-size:11px;color:#9aa4b2;margin-left:5px;font-weight:500}
.fh-mega-group-title:hover{color:#30A8E4}
.fh-mega-sub{list-style:none;margin:0 0 7px;padding:0 0 0 9px;border-left:2px solid #eef2f7}
.fh-mega-sub a{display:block;font-size:12.5px;color:#5b6b80;padding:3.5px 0 3.5px 8px;line-height:1.35;border-radius:4px}
.fh-mega-sub a em{font-style:normal;font-size:10.5px;color:#a8b3c2;margin-left:5px}
.fh-mega-sub a:hover{color:#30A8E4;background:#f2f9fe}
@media (max-width:1360px){
  .fh-mega-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:921px){
  .fh-mega{display:none !important}
  li.fh-has-mega > a.menu-link::after{display:none}
}

/* ============================================================
   ===== /products/ 动态产品中心页（与侧边栏/mega 共用数据源）=====
   ============================================================ */
.fh-products-page{padding-top:44px;padding-bottom:80px}
.fh-products-head{text-align:center;margin-bottom:34px}
.fh-products-head h1{font-size:clamp(26px,3vw,34px);font-weight:800;color:#0b1f3f;margin:0 0 10px}
.fh-products-head p{font-size:15px;color:#64748b;margin:0}
.fh-products-empty{text-align:center;color:#94a3b8;padding:60px 0}
.fh-products-page .fh-cats{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px;margin-top:4px}
.fh-cat-card{background:#fff;border:1px solid #e2e8f0;border-radius:14px;padding:8px;display:flex;flex-direction:column;transition:box-shadow .18s,border-color .18s;overflow:hidden;position:relative}
.fh-cat-card::after{content:"";position:absolute;inset:auto 0 0 0;height:3px;background:linear-gradient(90deg,#30A8E4,#22d3ee);opacity:0;transition:opacity .18s}
.fh-cat-card:hover{box-shadow:0 14px 30px rgba(11,31,63,.1);border-color:#a8d8f5}
.fh-cat-card:hover::after{opacity:1}
.fh-cat{display:flex;align-items:center;gap:16px;background:#fff;border:1px solid #e2e8f0;border-radius:14px;padding:20px;text-decoration:none;color:#1e293b;transition:transform .18s,box-shadow .18s,border-color .18s;position:relative;overflow:hidden}
.fh-cat-card .fh-cat{background:transparent;border:0;border-radius:10px;padding:12px}
.fh-cat-card .fh-cat:hover{transform:none;box-shadow:none;border-color:transparent}
.fh-cat-ic{width:52px;height:52px;border-radius:12px;background:#e8f4fc;display:flex;align-items:center;justify-content:center;flex:none}
.fh-cat-ic svg{width:28px;height:28px;stroke:#1e86c4}
.fh-cat b{display:block;font-size:16px;font-weight:700;color:#0b1f3f;margin-bottom:3px}
.fh-cat small{font-size:12px;color:#64748b}
.fh-cat:hover .fh-cat-ic{background:#30A8E4}
.fh-cat:hover .fh-cat-ic svg{stroke:#fff}
.fh-cat-subs{list-style:none;margin:0;padding:10px 12px 12px;border-top:1px dashed #e2e8f0}
.fh-cat-subs li{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:7px 2px;font-size:13px}
.fh-cat-subs li + li{border-top:1px solid #f1f5f9}
.fh-cat-subs a{color:#475569;text-decoration:none;transition:color .15s;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.fh-cat-subs a:hover{color:#1e86c4}
.fh-cat-subs span{color:#94a3b8;font-size:12px;flex:none;font-variant-numeric:tabular-nums}
@media (max-width:640px){
  .fh-products-page{padding-top:28px;padding-bottom:56px}
  .fh-products-page .fh-cats{grid-template-columns:1fr}
}