/* ============================================================
   方案D · 大气国际大所风(SGS/TÜV × 华测/谱尼)
   全屏大图首屏 + 超大标题 + 悬浮数据条 + 满宽色带
   ============================================================ */

:root {
  --navy: #0C2D52;        /* 主深蓝 */
  --navy-deep: #081E39;
  --navy-soft: #EAF0F7;
  --orange: #E85D26;      /* 信号橙 CTA */
  --orange-deep: #C7481A;
  --gold: #F5A623;        /* 数字点缀 */
  --ink: #1C2B3A;
  --grey: #5A6B7C;
  --line: #D9E1E9;
  --paper: #FFFFFF;
  --paper-alt: #F4F7FA;

  --font-body: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;

  --text-hero: clamp(2.2rem, 1.4rem + 3.4vw, 4rem);
  --text-h2: clamp(1.7rem, 1.35rem + 1.6vw, 2.6rem);
  --space-section: clamp(3.5rem, 3rem + 4vw, 6.5rem);
  --duration-normal: 300ms;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; }

body {
  margin: 0; font-family: var(--font-body); font-size: 16px; line-height: 1.75;
  color: var(--ink); background: var(--paper);
}

.wrap { max-width: 1500px; margin: 0 auto; padding: 0 clamp(1.2rem, 3vw, 3rem); }
a { color: inherit; }

/* ---------- 顶部细条 ---------- */
.topbar { background: var(--navy-deep); color: rgba(255,255,255,.75); font-size: .8rem; }
.topbar-inner { display: flex; justify-content: space-between; gap: 1rem; padding-top: .45rem; padding-bottom: .45rem; }
.topbar-welcome { margin: 0; }
.topbar-links { display: flex; gap: 1.4rem; }
.topbar-links a { color: rgba(255,255,255,.75); text-decoration: none; }
.topbar-links a:hover { color: #fff; }

/* ---------- 头部(玻璃拟态吸顶) ---------- */
.scroll-progress {
  position: fixed; top: 0; left: 0; z-index: 60;
  width: 0; height: 3px;
  background: linear-gradient(90deg, var(--orange), var(--gold));
}
.site-header {
  background: #fff; border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 20;
  box-shadow: 0 2px 12px rgba(12, 45, 82, .06);
  transition: background var(--duration-normal) ease, box-shadow var(--duration-normal) ease, border-color var(--duration-normal) ease;
}
.site-header.is-scrolled {
  background: rgba(255, 255, 255, .86);
  backdrop-filter: blur(14px) saturate(1.5);
  -webkit-backdrop-filter: blur(14px) saturate(1.5);
  border-color: rgba(217, 225, 233, .7);
  box-shadow: 0 6px 24px rgba(12, 45, 82, .1);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 2rem;
  padding-top: .9rem; padding-bottom: .9rem;
}
.brand { display: flex; align-items: center; gap: .8rem; text-decoration: none; color: var(--navy); }
.brand-logo { display: block; width: 218px; height: 56px; }
/* 原 CMS h1 内的 object logo(保持原 h1 标记不变,仅控制布局尺寸) */
#header-title-pic { margin: 0; display: flex; align-items: center; }
#header-title-pic object { display: block; width: 218px; height: 56px; }
#header-title-pic object img { width: 100%; height: 100%; }
.brand-text strong { display: block; font-size: 1.22rem; line-height: 1.3; font-weight: 800; letter-spacing: .04em; }
.brand-text small { display: block; font-size: .7rem; color: var(--grey); letter-spacing: .08em; margin-top: .15rem; }

.site-nav ul { display: flex; flex-wrap: wrap; gap: .1rem; margin: 0; padding: 0; list-style: none; }
.site-nav a {
  position: relative; display: block; padding: .55rem .95rem; font-size: .98rem; font-weight: 500;
  text-decoration: none; color: var(--ink); border-radius: 4px;
  transition: all var(--duration-normal) ease;
}
.site-nav a:hover, .site-nav a:focus-visible { color: var(--orange); background: var(--navy-soft); }
.site-nav a[aria-current="page"] { color: #fff; background: var(--navy); }
/* 桌面端导航扫光下划线 */
@media (min-width: 769px) {
  .site-nav a::after {
    content: ""; position: absolute; left: .95rem; right: .95rem; bottom: .25rem;
    height: 2px; background: linear-gradient(90deg, var(--orange), var(--gold));
    transform: scaleX(0); transform-origin: left center;
    transition: transform var(--duration-normal) var(--ease-out);
  }
  .site-nav a:hover::after, .site-nav a:focus-visible::after { transform: scaleX(1); }
  .site-nav a[aria-current="page"]::after { transform: scaleX(1); background: var(--gold); }
}

.header-cta { display: flex; align-items: center; gap: .9rem; }
.hotline { display: flex; align-items: center; gap: .6rem; text-decoration: none; color: var(--navy); }
.hotline small { display: block; font-size: .68rem; color: var(--grey); line-height: 1.2; }
.hotline strong { display: block; font-size: 1.3rem; color: var(--orange); line-height: 1.25; letter-spacing: .01em; }

.btn-consult {
  display: inline-block; padding: .62rem 1.4rem; font-size: .92rem; font-weight: 600;
  text-decoration: none; color: #fff; background: var(--orange); border-radius: 4px;
  transition: background var(--duration-normal) ease, transform var(--duration-normal) var(--ease-out);
}
.btn-consult:hover, .btn-consult:focus-visible { background: var(--orange-deep); transform: translateY(-2px); }

/* ---------- 全屏首屏 ---------- */
.hero { position: relative; color: #fff; isolation: isolate; }
.hero-bg {
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(900px 480px at 82% 18%, rgba(46,111,242,.35), transparent 65%),
    radial-gradient(700px 420px at 8% 88%, rgba(232,93,38,.18), transparent 60%),
    url("img/hero-bg.webp") center 40% / cover no-repeat;
}
/* 网格线叠层 */
.hero-bg::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.055) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(105deg, #000 30%, transparent 75%);
}
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(8,30,57,.72) 0%, rgba(8,30,57,.5) 45%, rgba(12,45,82,.14) 100%);
}
/* 首屏背景视频(hero.jpg 保留为兜底背景,视频不可用时自动露出) */
.hero-video {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero-slide { position: absolute; inset: 0; opacity: 0; transition: opacity .9s ease; }
.hero-slide.is-active { opacity: 1; }
.hero-deck { position: relative; min-height: 4.6rem; margin: 0 0 1.6rem; }
.hero-deck-slide {
  position: absolute; inset: 0 auto auto 0; width: 100%;
  opacity: 0; transform: translateY(10px);
  transition: opacity .6s ease, transform .6s var(--ease-out);
  pointer-events: none;
}
.hero-deck-slide.is-active { opacity: 1; transform: translateY(0); pointer-events: auto; }
.hd-title { margin: 0 0 .45rem; font-size: clamp(1.15rem, 1rem + 1vw, 1.5rem); font-weight: 700; color: #fff; letter-spacing: .02em; }
.hd-title::before { content: ""; display: inline-block; width: .55em; height: .55em; margin-right: .55em; background: var(--orange); border-radius: 2px; transform: rotate(45deg); }
.hd-sub { margin: 0; font-size: clamp(.95rem, .9rem + .3vw, 1.1rem); color: rgba(255,255,255,.86); max-width: 42em; }
.hero-tabs { display: flex; flex-wrap: wrap; gap: .6rem; margin: 0 0 2.2rem; }
.hero-tab {
  padding: .55rem 1.15rem; font-size: .9rem; font-weight: 600; letter-spacing: .04em;
  color: rgba(255,255,255,.85); background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.28); border-radius: 999px; cursor: pointer;
  backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
  transition: background var(--duration-normal) ease, border-color var(--duration-normal) ease, color var(--duration-normal) ease;
}
.hero-tab:hover { background: rgba(255,255,255,.22); color: #fff; }
.hero-tab.is-active { background: var(--orange); border-color: var(--orange); color: #fff; }
@media (max-width: 768px) {
  .hero-deck { min-height: 5.6rem; }
}
.hero-slide-img { display: none; position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; }
@media (max-width: 768px) {
  .hero-video { display: none; }
  .hero-slide-img { display: block; }
}
@media (prefers-reduced-motion: reduce) {
  .hero-video { display: none; }
  .hero-slide-img { display: block; }
}
.hero-inner { padding-top: clamp(4rem, 10vw, 9rem); padding-bottom: clamp(7rem, 14vw, 11rem); max-width: 60rem; }

.hero-tagline {
  display: inline-block; margin: 0 0 1.6rem; padding: .4rem 1.1rem;
  font-size: .88rem; letter-spacing: .12em;
  border: 1px solid rgba(255,255,255,.45); border-left: 4px solid var(--orange);
  background: rgba(8,30,57,.35);
}
.hero h1, .hero-title {
  margin: 0 0 1.4rem; font-size: var(--text-hero); font-weight: 800;
  line-height: 1.28; letter-spacing: .02em;
}
.hero-accent { color: var(--gold); }
.hero-sub { margin: 0 0 2.4rem; font-size: clamp(1rem, .95rem + .3vw, 1.2rem); color: rgba(255,255,255,.88); max-width: 40em; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }
.btn {
  position: relative; overflow: hidden;
  display: inline-block; padding: .95rem 2.4rem; font-size: 1.08rem; font-weight: 700;
  text-decoration: none; border-radius: 4px; letter-spacing: .04em;
  transition: transform var(--duration-normal) var(--ease-out), background var(--duration-normal) ease, color var(--duration-normal) ease;
}
/* 按钮光泽扫过(jiro "left to right scan") */
.btn::before {
  content: ""; position: absolute; top: 0; bottom: 0; left: -90%;
  width: 45%; transform: skewX(-22deg);
  background: linear-gradient(105deg, transparent, rgba(255,255,255,.38), transparent);
  transition: left .55s var(--ease-out); pointer-events: none;
}
.btn:hover::before, .btn:focus-visible::before { left: 135%; }
.btn-primary { background: var(--orange); color: #fff; box-shadow: 0 8px 24px -8px rgba(232, 93, 38, .7); }
.btn-primary:hover, .btn-primary:focus-visible { background: var(--orange-deep); transform: translateY(-3px); }
.btn-light { background: rgba(255,255,255,.94); color: var(--navy); }
.btn-light:hover, .btn-light:focus-visible { background: #fff; transform: translateY(-3px); }
.btn-darkline { border: 2px solid var(--navy); color: var(--navy); }
.btn-darkline:hover, .btn-darkline:focus-visible { background: var(--navy); color: #fff; }
.btn-lightline { border: 2px solid rgba(255,255,255,.7); color: #fff; }
.btn-lightline:hover, .btn-lightline:focus-visible { background: #fff; color: var(--navy); border-color: #fff; }
.btn:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; }

/* 悬浮数据条 */
.hero-stats { position: relative; margin-top: -4.2rem; padding-bottom: 0; z-index: 2; }
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  background: var(--navy); box-shadow: 0 18px 44px -16px rgba(8,30,57,.5);
}
.stat { padding: 1.9rem 1.4rem 1.7rem; display: grid; justify-items: center; gap: .1rem; position: relative; }
.stat + .stat::before { content: ""; position: absolute; left: 0; top: 22%; bottom: 22%; width: 1px; background: rgba(255,255,255,.18); }
.stat strong { display: block; font-size: clamp(2.1rem, 1.7rem + 1.4vw, 3rem); font-weight: 800; color: var(--gold); line-height: 1.15; }
.stat strong sup { font-size: .45em; }
.stat-label { font-size: .98rem; font-weight: 600; color: rgba(255,255,255,.95); }
.stat-sub { font-size: .78rem; color: rgba(255,255,255,.55); margin-top: .3rem; }
.stat span sup { color: var(--gold); }

/* ---------- 资质带 ---------- */
.cred-band {
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='104' viewBox='0 0 120 104'%3E%3Cpath d='M30 2l27 16v32L30 66 3 50V18zM88 30l27 16v32L88 94 61 78V46z' fill='none' stroke='%230C2D52' stroke-opacity='0.07' stroke-width='1.5'/%3E%3C/svg%3E"),
    linear-gradient(180deg, #EDF2F8, var(--navy-soft));
  border-bottom: 1px solid var(--line);
}
.cred-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; padding-top: 1.5rem; padding-bottom: 1.5rem; }
.cred { display: flex; align-items: center; gap: 1rem; background: #fff; border: 1px solid var(--line); padding: 1rem 1.2rem; }
.cred-emblem {
  display: grid; place-items: center; flex-shrink: 0;
  width: 56px; height: 56px; border-radius: 50%;
  border: 1.5px solid rgba(12,45,82,.22); color: var(--navy);
  background: #fff;
  font-weight: 800; font-size: .85rem; letter-spacing: .02em;
}
.cred-emblem svg { width: 26px; height: 26px; }
.cred-emblem img { width: 36px; height: 36px; display: block; }
.cred strong { display: block; font-size: .92rem; line-height: 1.5; color: var(--ink); }

/* ---------- 区块头 ---------- */
.section-head { margin-bottom: clamp(2rem, 3.5vw, 3rem); }
.section-head.center { text-align: center; }
.section-head.center::after {
  content: ""; display: block; width: 64px; height: 4px;
  background: var(--orange); margin: 1.1rem auto 0;
}
.section-kicker {
  display: inline-flex; align-items: center; gap: .8em;
  margin: 0 0 .55rem; font-size: .8rem; font-weight: 700;
  letter-spacing: .35em; color: var(--orange);
}
.section-kicker::before {
  content: ""; flex: none; width: .5em; height: .5em;
  background: var(--orange); transform: rotate(45deg);
  box-shadow: 0 0 0 3px rgba(232, 93, 38, .14);
}
.section-kicker::after {
  content: ""; flex: none; width: 54px; height: 1px;
  background: linear-gradient(90deg, currentColor, transparent);
}
/* 居中标题:两侧对称细线 */
.section-head.center .section-kicker::before {
  width: 54px; height: 1px; transform: none; box-shadow: none;
  background: linear-gradient(270deg, currentColor, transparent);
}
.section-head.center .section-kicker::after {
  background: linear-gradient(90deg, currentColor, transparent);
}
.section-head h2 { margin: 0; font-size: var(--text-h2); font-weight: 800; color: var(--navy); line-height: 1.3; letter-spacing: .02em; }
.section-desc { margin: .7rem 0 0; color: var(--grey); }
.head-more { align-self: center; text-decoration: none; font-weight: 600; color: var(--navy); border-bottom: 2px solid var(--orange); padding-bottom: .15rem; white-space: nowrap; }
.head-more:hover { color: var(--orange); }
.section-head:not(.center) { display: flex; justify-content: space-between; gap: 1rem; }

/* ---------- 特色服务 ---------- */
.services {
  padding: var(--space-section) 0 0;
  background:
    radial-gradient(800px 400px at 100% 0%, rgba(232,93,38,.05), transparent 60%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='104' viewBox='0 0 120 104'%3E%3Cpath d='M30 2l27 16v32L30 66 3 50V18zM88 30l27 16v32L88 94 61 78V46z' fill='none' stroke='%230C2D52' stroke-opacity='0.05' stroke-width='1.5'/%3E%3C/svg%3E"),
    linear-gradient(180deg, #fff, #FBFCFE);
}
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.service {
  background: #fff; border: 1px solid var(--line); border-top: 5px solid var(--navy);
  padding: 2.2rem 2rem 2rem; text-align: center;
  transition: transform var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out), border-color var(--duration-normal) ease;
}
.service:hover {
  transform: translateY(-8px); border-top-color: var(--orange);
  box-shadow: 0 26px 50px -20px rgba(12, 45, 82, .3);
}
.svc-icon {
  display: grid; place-items: center; width: 84px; height: 84px; margin: 0 auto 1.2rem;
  color: var(--navy); background: #fff; border: 1px solid var(--line); border-radius: 50%;
}
.svc-icon svg { width: 44px; height: 44px; }
.svc-icon img { width: 56px; height: 56px; display: block; }
.service h3 { margin: 0 0 .7rem; font-size: 1.28rem; font-weight: 700; color: var(--navy); }
.service p { margin: 0 0 1.1rem; font-size: .92rem; color: var(--grey); text-align: left; }
.svc-link { font-size: .92rem; font-weight: 600; color: var(--orange); text-decoration: none; }
.svc-link:hover { text-decoration: underline; }

/* ---------- 检测项目 ---------- */
.projects {
  padding: var(--space-section) 0;
  position: relative;
  background:
    radial-gradient(700px 380px at 0% 100%, rgba(28,90,168,.06), transparent 60%),
    linear-gradient(180deg, #fff, #F7FAFD);
  border-bottom: 1px solid var(--line);
}
.projects .section-head .section-kicker { text-align: left; }

.cat-tabs { display: flex; flex-wrap: wrap; gap: .55rem; margin-bottom: 1.6rem; }
.cat-tab {
  font-family: var(--font-body); font-size: .95rem; font-weight: 500;
  padding: .6rem 1.4rem; cursor: pointer;
  background: #fff; color: var(--ink); border: 1px solid var(--line); border-radius: 4px;
  transition: all var(--duration-normal) ease;
}
.cat-tab:hover { border-color: var(--navy); color: var(--navy); }
.cat-tab:focus-visible { outline: 3px solid var(--orange); outline-offset: 2px; }
.cat-tab.is-active { background: var(--navy); border-color: var(--navy); color: #fff; }

.project-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: .9rem; }
.project-grid li { min-width: 0; } /* 动态长标题不撑破栅格 */
.project-grid a {
  display: flex; align-items: center; justify-content: space-between; gap: .6rem;
  background: #fff; border: 1px solid var(--line); padding: 1rem 1.2rem;
  text-decoration: none; font-weight: 600; font-size: 1rem; color: var(--ink);
  transition: all var(--duration-normal) ease;
}
.project-grid a::before { content: ""; }
.p-go { color: var(--line); font-weight: 400; transition: all var(--duration-normal) ease; }
.p-name { overflow: hidden; white-space: nowrap; text-overflow: ellipsis; min-width: 0; }
.project-grid a:hover, .project-grid a:focus-visible {
  background: var(--navy); border-color: var(--navy); color: #fff;
  transform: translateY(-3px); box-shadow: 0 14px 26px -12px rgba(12,45,82,.4);
}
.project-grid a:hover .p-go, .project-grid a:focus-visible .p-go { color: var(--orange); transform: translateX(4px); }

@media (max-width: 768px) {
  .projects .cat-tabs { flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; padding-bottom: .35rem; scrollbar-width: thin; }
  .projects .cat-tab { flex: none; white-space: nowrap; }
}
.cat-panel[hidden] { display: none; }
@media (prefers-reduced-motion: no-preference) {
  .cat-panel:not([hidden]) { animation: catPanelIn .35s cubic-bezier(.16, 1, .3, 1); }
}
@keyframes catPanelIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
.projects-more { margin: 1.6rem 0 0; text-align: center; }
.projects-more a { color: var(--orange); font-weight: 700; text-decoration: none; font-size: 1.05rem; }
.projects-more a:hover { text-decoration: underline; }

/* ---------- 检测领域(图文) ---------- */
.fields {
  padding-top: var(--space-section);
  background:
    radial-gradient(700px 360px at 50% 0%, rgba(28,90,168,.05), transparent 65%),
    linear-gradient(180deg, #FBFCFE, #fff);
}

/* ---------- 服务卡图片头 ---------- */
.service { overflow: hidden; padding: 0; }
.svc-photo { height: 190px; overflow: hidden; margin: -1px -1px 0; border-bottom: 4px solid var(--orange); }
.svc-photo img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform var(--duration-normal) var(--ease-out); }
.service:hover .svc-photo img { transform: scale(1.05); }
.service h3, .service p, .service .svc-link { margin-left: 1.6rem; margin-right: 1.6rem; }
/* 图标徽章:居中悬浮,半压图片底边橙线 */
.service .svc-icon {
  position: relative; z-index: 1;
  margin: -44px auto 1.1rem;
  box-shadow: 0 14px 28px -14px rgba(12, 45, 82, .45);
}
.service h3 { margin-top: 0; padding-top: 0; }

/* ---------- 仪器照片卡 ---------- */
.inst-photo-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.1rem; margin-bottom: 1.1rem; }
.inst-photo-card { margin: 0; position: relative; overflow: hidden; border-radius: 6px; }
.inst-photo-card img { display: block; width: 100%; height: 240px; object-fit: cover; transition: transform var(--duration-normal) var(--ease-out); }
.inst-photo-card:hover img { transform: scale(1.05); }
.inst-photo-card figcaption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: .8rem 1rem 1rem;
  background: linear-gradient(180deg, transparent, rgba(8,30,57,.9));
  color: #fff; font-size: .88rem;
}
.inst-photo-card figcaption span {
  display: inline-block; margin-right: .5rem;
  font-weight: 800; color: var(--gold); letter-spacing: .04em;
}

/* ---------- 关于 ---------- */
.about {
  padding-bottom: var(--space-section);
  background:
    radial-gradient(900px 500px at 100% 30%, rgba(46,111,242,.08), transparent 60%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='104' viewBox='0 0 120 104'%3E%3Cpath d='M30 2l27 16v32L30 66 3 50V18zM88 30l27 16v32L88 94 61 78V46z' fill='none' stroke='%230C2D52' stroke-opacity='0.05' stroke-width='1.5'/%3E%3C/svg%3E"),
    var(--paper-alt);
  position: relative;
}
.about-grid {
  display: grid; grid-template-columns: .92fr 1.08fr; gap: clamp(2rem, 4vw, 4.5rem); align-items: center;
  padding-top: var(--space-section);
}
.about-figure { position: relative; margin: 0; z-index: 1; }
.about-figure::before {
  content: ""; position: absolute; top: 18px; left: 18px; right: -14px; bottom: -14px;
  border: 2px solid rgba(12, 45, 82, .16); border-radius: 18px; z-index: -1;
}
.about-figure img, .about-figure video {
  display: block; width: 100%; height: clamp(360px, 42vw, 560px); object-fit: cover; background: var(--navy);
  border-radius: 14px; box-shadow: 0 24px 48px -20px rgba(12, 45, 82, .35);
}
.about-badge {
  position: absolute; right: 0; bottom: 0; border-radius: 14px 0 14px 0;
  display: flex; align-items: center; gap: .9rem;
  background: var(--orange); color: #fff; padding: 1.2rem 1.6rem;
}
.about-badge strong { font-size: 3rem; font-weight: 800; line-height: 1; }
.about-badge strong span { font-size: 1rem; font-weight: 600; margin-left: .1em; }
.about-badge small { font-size: .82rem; line-height: 1.55; }
.about-badge sup { opacity: .8; }

.about-text { color: var(--grey); }
.about-points { list-style: none; margin: 1.4rem 0 1.9rem; padding: 0; display: grid; gap: .7rem; }
.about-points li { position: relative; padding-left: 2rem; font-weight: 500; }
.about-points li::before {
  content: "✓"; position: absolute; left: 0; top: .1em;
  display: grid; place-items: center; width: 1.3rem; height: 1.3rem;
  background: var(--navy); color: #fff; font-size: .8rem; border-radius: 2px;
}
.about-actions { display: flex; flex-wrap: wrap; gap: .9rem; }
.about-actions .btn { padding: .8rem 2rem; }

/* ---------- 仪器实力 ---------- */
.strength {
  padding: var(--space-section) 0; color: #fff;
  background:
    radial-gradient(1000px 480px at 85% -5%, rgba(46,111,242,.4), transparent 60%),
    radial-gradient(700px 400px at 5% 105%, rgba(53,208,186,.12), transparent 60%),
    linear-gradient(180deg, var(--navy), var(--navy-deep));
  position: relative; overflow: hidden;
}
.strength::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 0%, #000 30%, transparent 80%);
  pointer-events: none;
}
.strength .wrap { position: relative; }
.strength .section-kicker { color: var(--gold); }
.strength .section-head h2 { color: #fff; }
.strength .section-desc { color: rgba(255,255,255,.7); }

.inst-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.16); }
.inst-grid li {
  display: flex; flex-direction: column; gap: .35rem;
  background: var(--navy); padding: 1.5rem 1.4rem;
  transition: background var(--duration-normal) ease;
}
.inst-grid li:hover { background: var(--navy-deep); }
.inst-abbr { font-weight: 800; font-size: 1.35rem; color: var(--gold); letter-spacing: .04em; }
.inst-grid li span:last-child { font-size: .88rem; color: rgba(255,255,255,.78); }

/* ---------- CTA 横幅 ---------- */
.cta-band {
  position: relative;
  background:
    radial-gradient(700px 300px at 90% 20%, rgba(232,93,38,.28), transparent 60%),
    linear-gradient(rgba(8,30,57,.88), rgba(8,30,57,.88)),
    url("img/cta-bg.webp") center 40% / cover no-repeat;
  color: #fff;
}
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
}
.cta-inner { position: relative; }
.cta-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap;
  padding-top: clamp(2.5rem, 5vw, 4rem); padding-bottom: clamp(2.5rem, 5vw, 4rem);
}
.cta-inner h2 { margin: 0 0 .4rem; font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2.2rem); font-weight: 800; }
.cta-inner p { margin: 0; color: rgba(255,255,255,.82); }
.cta-actions { display: flex; flex-wrap: wrap; gap: .9rem; }

/* ---------- 检测流程(How it Works) ---------- */
.process {
  padding: var(--space-section) 0;
  background:
    radial-gradient(700px 360px at 85% 0%, rgba(232,93,38,.04), transparent 60%),
    linear-gradient(180deg, #FBFCFE, #fff);
}
.process-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.1rem; counter-reset: step; }
.step {
  position: relative; background: #fff; border: 1px solid var(--line);
  padding: 1.9rem 1.5rem 1.6rem; transition: transform var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out), border-color var(--duration-normal) ease;
}
.step:hover { transform: translateY(-6px); border-color: var(--navy); box-shadow: 0 20px 40px -18px rgba(12,45,82,.3); }
.step-num {
  display: block; font-size: 2.4rem; font-weight: 800; line-height: 1;
  color: transparent; -webkit-text-stroke: 1.5px var(--gold); letter-spacing: .02em;
}
.step h3 { margin: .9rem 0 .45rem; font-size: 1.12rem; color: var(--navy); }
.step p { margin: 0; font-size: .88rem; color: var(--grey); }
.step::after {
  content: "→"; position: absolute; right: -0.95rem; top: 50%; z-index: 1;
  transform: translateY(-50%); color: var(--orange); font-weight: 800; font-size: 1.1rem;
}
.step:last-child::after { content: none; }
.process-cta { margin-top: 1.6rem; text-align: center; font-size: .95rem; color: var(--grey); }
.process-cta a { color: var(--orange); font-weight: 700; text-decoration: none; }
.process-cta a:hover { text-decoration: underline; }

/* ---------- 选择理由(Why Choose Us) ---------- */
.why { padding: var(--space-section) 0; background: var(--paper-alt); }
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.1rem; }
.why-card { background: #fff; border: 1px solid var(--line); border-bottom: 4px solid var(--navy); padding: 1.8rem 1.5rem; transition: border-color var(--duration-normal) ease, transform var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out); }
.why-card:hover { border-bottom-color: var(--orange); transform: translateY(-6px); box-shadow: 0 20px 40px -18px rgba(12,45,82,.25); }
.why-icon { display: grid; place-items: center; width: 58px; height: 58px; margin-bottom: 1rem; color: var(--navy); background: var(--navy-soft); border-radius: 50%; }
.why-icon svg { width: 30px; height: 30px; }
.why-card h3 { margin: 0 0 .45rem; font-size: 1.08rem; color: var(--navy); }
.why-card p { margin: 0; font-size: .88rem; color: var(--grey); }

/* ---------- 客户评价(Testimonial) ---------- */
.voices {
  padding: var(--space-section) 0;
  background:
    radial-gradient(800px 380px at 15% 0%, rgba(28,90,168,.05), transparent 60%),
    linear-gradient(180deg, #fff, #FBFCFE);
}
.voices-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.1rem; }
.voice {
  position: relative; background: #fff; border: 1px solid var(--line);
  padding: 2rem 1.6rem 1.5rem;
}
.voice::before {
  content: "“"; position: absolute; top: .35rem; left: 1rem;
  font-size: 3.2rem; line-height: 1; color: var(--orange); font-weight: 800; opacity: .55;
}
.voice p { margin: 0 0 1.1rem; font-size: .95rem; color: #2B3B4C; line-height: 1.9; }
.voice footer { display: flex; align-items: center; gap: .7rem; border-top: 1px solid var(--line); padding-top: .9rem; }
.voice-avatar {
  display: grid; place-items: center; flex-shrink: 0; width: 38px; height: 38px;
  background: var(--navy); color: #fff; font-size: .8rem; font-weight: 700; border-radius: 50%;
}
.voice-cite strong { display: block; font-size: .9rem; color: var(--navy); }
.voice-cite small { font-size: .76rem; color: var(--grey); }
.voice-cite { font-style: normal; }

/* ---------- FAQ ---------- */
.faq { padding: var(--space-section) 0; background: linear-gradient(180deg, #FBFCFE, #fff); }
.faq-list { max-width: 54rem; margin: 0 auto; display: grid; gap: .8rem; }
.faq-item { background: #fff; border: 1px solid var(--line); }
.faq-item[open] { border-color: var(--navy); }
.faq-item summary {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1.05rem 1.3rem; cursor: pointer; list-style: none;
  font-weight: 600; font-size: 1rem; color: var(--navy);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; flex-shrink: 0; font-size: 1.4rem; font-weight: 400; color: var(--orange);
  transition: transform var(--duration-normal) ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item summary:hover { color: var(--orange); }
.faq-item .faq-a { padding: 0 1.3rem 1.15rem; font-size: .93rem; color: var(--grey); line-height: 1.9; }
.faq-more { margin: 1.6rem 0 0; text-align: center; font-size: .95rem; color: var(--grey); }
.faq-more a { color: var(--orange); font-weight: 700; text-decoration: none; }
.faq-more a:hover { text-decoration: underline; }

/* ---------- 页脚(重设计) ---------- */
.site-footer { background: var(--navy-deep); color: rgba(255,255,255,.78); position: relative; overflow: hidden; }
/* 右上角光晕氛围 */
.site-footer::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(600px 300px at 92% 0%, rgba(46,111,242,.14), transparent 65%),
    radial-gradient(500px 260px at 0% 100%, rgba(232,93,38,.08), transparent 60%);
}
.site-footer > * { position: relative; }
.footer-grid {
  display: grid; grid-template-columns: 1.5fr .8fr .8fr .9fr; gap: 2.5rem;
  padding-top: 3rem; padding-bottom: 2.2rem;
}
.f-logo { display: flex; align-items: center; gap: .8rem; margin: 0 0 1.1rem; text-decoration: none; color: #fff; }
.f-logo strong { font-size: 1.15rem; font-weight: 700; line-height: 1.4; }
.f-logo-img { display: block; width: 168px; height: 43px; filter: brightness(0) invert(1); opacity: .95; }
.f-contact { display: flex; gap: .6rem; margin: 0 0 .7rem; font-size: .9rem; line-height: 1.8; }
.f-contact svg { flex-shrink: 0; width: 16px; height: 16px; margin-top: .4rem; color: var(--gold); }
.f-brand { margin: 0 0 1rem; font-size: 1.15rem; font-weight: 700; color: #fff; }
.f-addr { margin: 0 0 .7rem; font-size: .9rem; line-height: 1.9; }
.f-complaint { margin: 0; font-size: .9rem; }
.f-col h3 { margin: 0 0 1rem; font-size: 1rem; color: #fff; }
.f-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .6rem; }
.f-col ul a { font-size: .9rem; text-decoration: none; color: rgba(255,255,255,.78); }
.f-col ul a:hover { color: var(--gold); }
/* 品牌大字水印(jiro footer modern 风格) */
.f-watermark {
  margin: 0; padding: 0 1rem; overflow: hidden;
  font-size: clamp(3.4rem, 12vw, 10rem); font-weight: 800; line-height: 1.05;
  text-align: center; letter-spacing: .08em; white-space: nowrap;
  color: rgba(255,255,255,.045);
  user-select: none; pointer-events: none;
  -webkit-text-stroke: 1px rgba(255,255,255,.05);
}
.f-qr-col { display: flex; gap: 1rem; align-items: center; }
.f-qr {
  display: grid; place-items: center; width: 104px; height: 104px;
  background: #fff; color: var(--grey); font-size: .72rem; text-align: center;
}
.f-qr img { display: block; width: 88px; height: 88px; }
.f-qr-col p { margin: 0; font-size: .82rem; line-height: 1.7; }
.f-legal { border-top: 1px solid rgba(255,255,255,.14); padding-top: 1.1rem; padding-bottom: 1.6rem; font-size: .78rem; color: rgba(255,255,255,.5); }
.f-legal a { color: rgba(255,255,255,.65); text-decoration: none; }
.f-legal a:hover { color: #fff; text-decoration: underline; }
.f-legal p { margin: 0; }

/* ---------- 关键词跑马灯(jiro infinite marquee) ---------- */
.marquee {
  margin-top: 2.8rem; padding: 1.1rem 0 1.3rem;
  border-top: 1px solid rgba(255,255,255,.14);
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee-track {
  display: flex; gap: 0; width: max-content;
  animation: marquee 36s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-item {
  display: inline-flex; align-items: center; gap: .9rem; white-space: nowrap;
  padding: 0 1.4rem; font-size: 1.05rem; font-weight: 600; letter-spacing: .06em;
  color: rgba(255,255,255,.85);
}
.marquee-item::after {
  content: ""; width: 7px; height: 7px; transform: rotate(45deg);
  background: var(--gold); opacity: .8;
}
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- 区块进场动画(reveal) ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s var(--ease-out); }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
}

/* ---------- 返回顶部 ---------- */
.to-top {
  position: fixed; right: 1.2rem; bottom: 1.4rem; z-index: 45;
  display: grid; place-items: center; width: 46px; height: 46px;
  border: 1px solid var(--line); border-radius: 4px; cursor: pointer;
  background: #fff; color: var(--navy);
  box-shadow: 0 8px 22px -8px rgba(12,45,82,.35);
  opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: opacity var(--duration-normal) ease, transform var(--duration-normal) var(--ease-out), background var(--duration-normal) ease, color var(--duration-normal) ease, visibility var(--duration-normal);
}
.to-top.is-show { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover, .to-top:focus-visible { background: var(--orange); border-color: var(--orange); color: #fff; }
.to-top svg { width: 20px; height: 20px; }
@media (max-width: 768px) { .to-top { bottom: 5.2rem; right: 1rem; width: 42px; height: 42px; } }

/* ---------- 响应式 ---------- */
@media (max-width: 1200px) {
  .project-grid { grid-template-columns: repeat(3, 1fr); }
  .inst-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(3)::before { display: none; }
  .inst-photo-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .step:nth-child(2)::after { content: none; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .voices-grid { grid-template-columns: 1fr; }
}

@media (max-width: 980px) {
  .header-inner { flex-wrap: wrap; }
  .site-nav { order: 3; width: 100%; overflow-x: auto; padding-top: .4rem; }
  .service-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .cred-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .section-head:not(.center) { flex-direction: column; gap: .8rem; }
}

@media (max-width: 640px) {
  .brand-logo { width: 168px; height: 43px; }
  .project-grid { grid-template-columns: repeat(2, 1fr); }
  .topbar-links { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-stats { margin-top: -3rem; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  .inst-photo-grid { grid-template-columns: 1fr; }
  .inst-photo-card img { height: 200px; }
  .svc-photo { height: 160px; }
  .process-grid { grid-template-columns: 1fr; }
  .step::after { content: none; }
  .why-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   内页公共组件(栏目页/文章页/单页)
   ============================================================ */

/* ---------- 栏目大图头 ---------- */
.page-banner {
  position: relative; color: #fff; isolation: isolate;
  padding: clamp(3rem, 6vw, 5rem) 0;
}
.page-banner .hero-bg { z-index: -1; }
.page-banner .hero-bg::after {
  background: linear-gradient(100deg, rgba(8,30,57,.94) 0%, rgba(8,30,57,.82) 55%, rgba(12,45,82,.5) 100%);
}
.page-banner h1 { margin: 0 0 .6rem; font-size: clamp(1.8rem, 1.4rem + 2vw, 2.8rem); font-weight: 800; letter-spacing: .02em; }
.page-banner .pb-sub { margin: 0; color: rgba(255,255,255,.82); font-size: 1rem; }

/* ---------- 面包屑 ---------- */
.breadcrumb {
  background: var(--paper-alt); border-bottom: 1px solid var(--line);
  font-size: .85rem; color: var(--grey);
}
.breadcrumb-inner { display: flex; flex-wrap: wrap; gap: .4rem; padding-top: .8rem; padding-bottom: .8rem; }
.breadcrumb a { color: var(--grey); text-decoration: none; }
.breadcrumb a:hover { color: var(--orange); }
.breadcrumb .sep { color: var(--line); }
.breadcrumb .current { color: var(--navy); font-weight: 600; }

/* ---------- 双栏版式(文章页/单页) ---------- */
.layout { display: grid; grid-template-columns: 1fr 320px; gap: clamp(1.5rem, 3vw, 3rem); padding-top: 2.5rem; padding-bottom: var(--space-section); }

/* ---------- 侧栏 ---------- */
.sidebar { display: grid; gap: 1.4rem; align-content: start; position: sticky; top: 92px; }
.side-box { border: 1px solid var(--line); background: #fff; }
.side-box h3 {
  margin: 0; padding: .9rem 1.2rem;
  font-size: 1rem; color: #fff; background: var(--navy);
  border-left: 4px solid var(--orange);
}
.side-cta { background: var(--navy); color: #fff; border: none; text-align: center; padding: 1.8rem 1.4rem; }
.side-cta strong { display: block; font-size: 1.6rem; color: var(--gold); font-weight: 800; margin-bottom: .3rem; }
.side-cta p { margin: 0 0 1.2rem; font-size: .9rem; color: rgba(255,255,255,.85); }
.side-cta .btn { display: block; padding: .8rem 1rem; font-size: 1rem; }
.side-list { list-style: none; margin: 0; padding: .4rem 0; }
.side-list li { border-bottom: 1px solid var(--line); }
.side-list li:last-child { border-bottom: none; }
.side-list a { display: flex; justify-content: space-between; align-items: center; gap: .6rem; padding: .75rem 1.2rem; text-decoration: none; font-size: .92rem; color: var(--ink); transition: all var(--duration-normal) ease; }
.side-list a::before { content: "·"; color: var(--orange); font-weight: 800; }
.side-list a:hover { color: var(--orange); background: var(--paper-alt); }

/* ---------- 文章页 ---------- */
.article-head { border-bottom: 1px solid var(--line); padding-bottom: 1.6rem; margin-bottom: 1.8rem; }
.article-head h1 { margin: 0 0 .9rem; font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2.1rem); line-height: 1.45; color: var(--navy); font-weight: 800; }
.article-meta { display: flex; flex-wrap: wrap; gap: 1.4rem; font-size: .84rem; color: var(--grey); }
.article-meta span::before { content: ""; display: inline-block; width: 4px; height: 4px; border-radius: 50%; background: var(--orange); margin-right: .45rem; vertical-align: .2em; }

.article-body { font-size: 1.02rem; line-height: 2; color: #2B3B4C; }
.article-body h2 {
  margin: 2.2rem 0 1rem; font-size: 1.4rem; color: var(--navy);
  padding-left: .8rem; border-left: 5px solid var(--orange);
}
.article-body h3 { margin: 1.6rem 0 .8rem; font-size: 1.15rem; color: var(--navy); }
.article-body p { margin: 0 0 1.1rem; }
.article-body table { width: 100%; border-collapse: collapse; margin: 1.4rem 0; font-size: .92rem; }
.article-body th { background: var(--navy); color: #fff; padding: .7rem .9rem; text-align: left; font-weight: 600; }
.article-body td { border: 1px solid var(--line); padding: .65rem .9rem; }
.article-body tr:nth-child(even) td { background: var(--paper-alt); }

/* 读完 CTA */
.article-cta {
  margin-top: 2.4rem; padding: 1.8rem 2rem;
  background: linear-gradient(120deg, var(--navy) 0%, #123C6B 100%);
  color: #fff; display: flex; align-items: center; justify-content: space-between; gap: 1.4rem; flex-wrap: wrap;
}
.article-cta h3 { margin: 0 0 .35rem; font-size: 1.2rem; }
.article-cta p { margin: 0; color: rgba(255,255,255,.8); font-size: .92rem; }

/* 相关推荐 */
.related { margin-top: 2.6rem; }
.related h2 { margin: 0 0 1.2rem; font-size: 1.25rem; color: var(--navy); padding-left: .8rem; border-left: 5px solid var(--orange); }
.related ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: .9rem; }
.related a {
  display: block; background: #fff; border: 1px solid var(--line); padding: 1rem 1.1rem;
  text-decoration: none; font-weight: 600; font-size: .95rem; color: var(--ink);
  transition: all var(--duration-normal) ease;
}
.related a:hover { border-color: var(--navy); color: var(--navy); transform: translateY(-3px); box-shadow: 0 12px 24px -12px rgba(12,45,82,.3); }

/* ---------- 列表页 ---------- */
.list-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; padding-bottom: 1.4rem; border-bottom: 2px solid var(--navy); margin-bottom: 1.6rem; }
.list-toolbar h1 { margin: 0; font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2rem); color: var(--navy); font-weight: 800; }
.list-count { font-size: .86rem; color: var(--grey); }

.list-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: .9rem; }
.list-grid a {
  display: flex; align-items: center; justify-content: space-between; gap: .8rem;
  background: #fff; border: 1px solid var(--line); padding: 1.05rem 1.3rem;
  text-decoration: none; font-weight: 600; color: var(--ink); font-size: 1.02rem;
  transition: all var(--duration-normal) ease;
}
.list-grid a:hover, .list-grid a:focus-visible {
  background: var(--navy); border-color: var(--navy); color: #fff;
  transform: translateY(-3px); box-shadow: 0 14px 26px -12px rgba(12,45,82,.4);
}
.list-grid .p-go { color: var(--line); font-weight: 400; }
.list-grid a:hover .p-go { color: var(--orange); }

.pagination { display: flex; justify-content: center; gap: .5rem; margin-top: 2.2rem; }
.pagination a, .pagination span {
  display: grid; place-items: center; min-width: 2.6rem; height: 2.6rem; padding: 0 .8rem;
  border: 1px solid var(--line); background: #fff; color: var(--ink);
  text-decoration: none; font-size: .95rem; border-radius: 4px;
}
.pagination a:hover { border-color: var(--navy); color: var(--navy); }
.pagination .current { background: var(--navy); border-color: var(--navy); color: #fff; font-weight: 700; }

/* ---------- 单页 ---------- */
.single-body { max-width: 52rem; }
.single-body .article-body { font-size: 1.02rem; }

.cred-wall { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; margin-top: 1.6rem; }
.cred-card { border: 1px solid var(--line); background: #fff; padding: 1.6rem 1.4rem; text-align: center; transition: all var(--duration-normal) ease; }
.cred-card:hover { transform: translateY(-4px); box-shadow: 0 18px 34px -16px rgba(12,45,82,.28); }
.cred-card .cred-emblem { margin: 0 auto 1rem; width: 74px; height: 74px; font-size: 1rem; }
.cred-card h3 { margin: 0 0 .4rem; font-size: 1.05rem; color: var(--navy); }
.cred-card p { margin: 0; font-size: .85rem; color: var(--grey); }

.inst-showcase { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; margin-top: 1.6rem; }
.inst-card { border: 1px solid var(--line); background: #fff; overflow: hidden; transition: all var(--duration-normal) ease; }
.inst-card:hover { transform: translateY(-4px); box-shadow: 0 18px 34px -16px rgba(12,45,82,.28); }
.inst-card .inst-photo { height: 190px; background: linear-gradient(135deg, var(--navy-soft), #D7E3F0); display: grid; place-items: center; color: var(--navy); font-size: .85rem; }
.inst-card .inst-info { padding: 1.1rem 1.2rem; }
.inst-card h3 { margin: 0 0 .35rem; font-size: 1.05rem; color: var(--navy); }
.inst-card h3 span { color: var(--orange); margin-right: .4rem; font-weight: 800; }
.inst-card p { margin: 0; font-size: .85rem; color: var(--grey); }

/* ---------- 移动端导航(汉堡) ---------- */
.nav-toggle {
  display: none; width: 44px; height: 44px; padding: 0;
  background: none; border: 1px solid var(--line); border-radius: 4px; cursor: pointer;
  flex-direction: column; align-items: center; justify-content: center; gap: 5px;
}
.nav-toggle span { display: block; width: 20px; height: 2px; background: var(--navy); transition: transform var(--duration-normal) ease, opacity var(--duration-normal) ease; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- 移动端底部咨询条 ---------- */
.mobile-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 50;
  display: none;
  background: #fff; border-top: 1px solid var(--line);
  box-shadow: 0 -6px 24px rgba(12,45,82,.12);
  padding-bottom: env(safe-area-inset-bottom);
}
.mobile-bar-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; }
.mobile-bar a {
  display: flex; flex-direction: column; align-items: center; gap: .2rem;
  padding: .55rem 0 .6rem; text-decoration: none; font-size: .72rem; color: var(--grey);
}
.mobile-bar a svg { width: 22px; height: 22px; color: var(--navy); }
.mobile-bar a.mb-consult { color: #fff; background: var(--orange); font-weight: 600; }
.mobile-bar a.mb-consult svg { color: #fff; }
.mobile-bar a.mb-consult span { color: #fff; }

/* ---------- 响应式(内页) ---------- */
@media (max-width: 1100px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar { position: static; grid-template-columns: repeat(2, 1fr); }
  .side-cta { grid-column: 1 / -1; }
  .cred-wall, .inst-showcase { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; order: 4; }
  .site-nav { order: 5; width: 100%; display: none; padding-top: .4rem; }
  .site-nav.is-open { display: block; }
  .site-nav ul { flex-direction: column; gap: 0; }
  .site-nav a { padding: .8rem .4rem; border-bottom: 1px solid var(--line); border-radius: 0; font-size: 1rem; }
  .site-nav a[aria-current="page"] { background: none; color: var(--orange); }
  .header-cta .btn-consult { display: none; }
  .mobile-bar { display: block; }
  body.has-mobile-bar { padding-bottom: calc(62px + env(safe-area-inset-bottom)); }
  .sidebar { grid-template-columns: 1fr; }
  .related ul { grid-template-columns: 1fr; }
  .list-grid { grid-template-columns: 1fr; }
  .cred-wall, .inst-showcase { grid-template-columns: 1fr; }
  .hero-stats { margin-top: -2.5rem; }
}

/* ---------- 检测能力中枢(改自 jiro integration-01-finsyc,浅色版) ---------- */
.hub {
  position: relative;
  background:
    radial-gradient(ellipse 62% 46% at 50% 44%, rgba(245,166,35,.07), transparent 66%),
    radial-gradient(ellipse 90% 70% at 50% 110%, rgba(12,45,82,.045), transparent 70%),
    linear-gradient(180deg, #fff, var(--navy-soft));
  color: var(--ink);
  padding: clamp(4rem, 3rem + 4vw, 7.5rem) 0;
  overflow: hidden;
}
.hub::before { /* 中心点阵纹理 */
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(12,45,82,.09) 1px, transparent 1px);
  background-size: 26px 26px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, #000 30%, transparent 75%);
  pointer-events: none;
}
.hub .section-head.center { position: relative; }
.hub .section-kicker { color: var(--orange); }
.hub h2 { color: var(--navy); }
.hub-accent { color: var(--orange); }
.hub .section-desc { color: var(--grey); }

.hub-diagram {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: stretch;
  gap: clamp(2rem, 6vw, 5.5rem);
  max-width: 1080px;
  margin: clamp(2.5rem, 2rem + 2vw, 4rem) auto 0;
}
.hub-lines {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  overflow: visible;
  pointer-events: none;
  opacity: 0;
  transition: opacity .9s ease .35s;
}
.hub-diagram.is-wired .hub-lines { opacity: 1; }
.hub-lines path {
  fill: none;
  stroke: rgba(232,93,38,.42);
  stroke-width: 1.4;
  stroke-dasharray: 2 7;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
  animation: hub-flow 3.2s linear infinite;
}
.hub-lines path:nth-child(2) { animation-delay: -.4s; }
.hub-lines path:nth-child(3) { animation-delay: -.8s; }
.hub-lines path:nth-child(4) { animation-delay: -1.2s; }
.hub-lines path:nth-child(5) { animation-delay: -1.6s; }
.hub-lines path:nth-child(6) { animation-delay: -2s; }
.hub-lines path:nth-child(7) { animation-delay: -2.4s; }
.hub-lines path:nth-child(8) { animation-delay: -2.8s; }
@keyframes hub-flow { to { stroke-dashoffset: -27; } }

.hub-col {
  display: grid;
  grid-template-rows: repeat(4, 1fr);
  gap: clamp(.8rem, 1.6vw, 1.1rem);
  align-content: stretch;
}
.hub-card {
  display: flex; align-items: center; gap: .9rem;
  padding: .9rem 1.05rem;
  border-radius: 12px;
  background: rgba(255,255,255,.82);
  border: 1px solid var(--line);
  text-decoration: none; color: var(--ink);
  box-shadow: 0 4px 14px -8px rgba(12,45,82,.18);
  transition: transform .35s var(--ease-out, ease), border-color .35s, background .35s, box-shadow .35s;
}
.hub-card:hover, .hub-card:focus-visible {
  transform: translateY(-3px);
  border-color: var(--orange);
  background: #fff;
  box-shadow: 0 16px 32px -14px rgba(12,45,82,.32);
}
.hub-icon {
  flex: none;
  display: grid; place-items: center;
  width: 44px; height: 44px;
  border-radius: 10px;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--navy);
}
.hub-icon svg { width: 26px; height: 26px; }
.hub-icon img { width: 30px; height: 30px; display: block; }
.hub-card strong { display: block; font-size: 1rem; letter-spacing: .02em; color: var(--navy); }
.hub-card small { display: block; margin-top: .25rem; font-size: .74rem; color: var(--grey); }

.hub-center { display: grid; place-items: center; }
.hub-core {
  position: relative;
  display: grid; place-items: center;
  width: clamp(150px, 16vw, 186px);
  aspect-ratio: 1;
  border-radius: 50%;
  border: 2px solid rgba(28, 42, 84, .25);
  box-shadow:
    0 0 0 10px rgba(12,45,82,.04),
    0 18px 50px -18px rgba(12,45,82,.4);
  text-align: center;
  color: var(--navy);
}
.hub-seal {
  display: block;
  position: absolute; inset: 7px;
  width: calc(100% - 14px);
  height: calc(100% - 14px);
  border-radius: 50%;
}
.hub-core::after { /* 涟漪光环 */
  content: ""; position: absolute; inset: -1px;
  border-radius: 50%;
  border: 1.5px solid rgba(232,93,38,.45);
  animation: hub-pulse 3.6s var(--ease-out, ease) infinite;
  pointer-events: none;
}
@keyframes hub-pulse {
  0% { transform: scale(1); opacity: .7; }
  70%, 100% { transform: scale(1.45); opacity: 0; }
}
.hub-core-cap {
  display: flex; align-items: baseline; gap: .6rem;
  margin-top: 1rem;
  white-space: nowrap;
}
.hub-core-cap strong { font-size: 1.12rem; letter-spacing: .06em; color: var(--navy); }
.hub-core-cap span {
  font-size: .68rem; letter-spacing: .12em;
  color: var(--grey);
  border-left: 1px solid var(--line);
  padding-left: .6rem;
}

/* 能力中枢底部数据条 */
.hub-strip {
  position: relative;
  display: flex; align-items: stretch;
  max-width: 840px;
  margin: clamp(2rem, 4vw, 3rem) auto 0;
  background: #fff;
  border: 1px solid rgba(12,45,82,.1);
  border-radius: 18px;
  box-shadow: 0 26px 60px -30px rgba(12,45,82,.38);
  overflow: hidden;
}
.hub-strip::before { /* 顶部金橙饰条,呼应证书画框 */
  content: ""; position: absolute; top: 0; left: 22px; right: 22px; height: 3px;
  border-radius: 2px;
  background: linear-gradient(90deg, transparent, var(--gold) 30%, var(--orange) 70%, transparent);
}
.hub-strip-item {
  flex: 1 1 0; min-width: 0;
  display: flex; align-items: center; justify-content: center; gap: .85rem;
  padding: 1.2rem 1rem;
}
.hub-strip-item + .hub-strip-item { position: relative; }
.hub-strip-item + .hub-strip-item::before {
  content: ""; position: absolute; left: 0; top: 24%; bottom: 24%; width: 1px;
  background: linear-gradient(180deg, transparent, var(--line), transparent);
}
.hub-strip-ico {
  display: grid; place-items: center; flex-shrink: 0;
  width: 44px; height: 44px; border-radius: 12px;
  background: var(--navy-soft); color: var(--navy);
}
.hub-strip-ico svg { width: 22px; height: 22px; }
.hub-strip-txt { display: grid; gap: .1rem; min-width: 0; }
.hub-strip-txt strong { font-size: 1.3rem; font-weight: 800; letter-spacing: .02em; color: var(--navy); line-height: 1.25; white-space: nowrap; }
.hub-strip-txt small { font-size: .76rem; color: var(--grey); letter-spacing: .04em; white-space: nowrap; }

@media (max-width: 900px) {
  .hub-diagram {
    grid-template-columns: 1fr 1fr;
    grid-template-areas: "core core" "l r";
    gap: .7rem;
    max-width: 620px;
  }
  .hub-lines { display: none; }
  .hub-center { grid-area: core; margin-bottom: .6rem; }
  .hub-col:first-of-type { grid-area: l; }
  .hub-col:last-of-type { grid-area: r; }
  .hub-col { grid-template-rows: none; }
  .hub-card { padding: .7rem .7rem; gap: .6rem; }
  .hub-icon { width: 38px; height: 38px; border-radius: 8px; }
  .hub-icon svg { width: 22px; height: 22px; }
  .hub-icon img { width: 24px; height: 24px; }
  .hub-strip { flex-direction: column; max-width: 420px; }
  .hub-strip-item { justify-content: flex-start; padding: 1rem 1.3rem; }
  .hub-strip-item + .hub-strip-item::before { left: 24%; right: 24%; top: 0; bottom: auto; width: auto; height: 1px; background: linear-gradient(90deg, transparent, var(--line), transparent); }
}
@media (max-width: 480px) {
  .hub-card strong { font-size: .92rem; }
  .hub-card small { font-size: .68rem; }
}

/* ============================================================
   栏目页/内容页增强(与首页方案D语言统一)
   ============================================================ */

/* ---------- 栏目头 kicker + 保障徽章 ---------- */
.pb-kicker {
  display: inline-flex; align-items: center; gap: .8em;
  margin: 0 0 .7rem; font-size: .8rem; font-weight: 700;
  letter-spacing: .35em; color: var(--gold);
}
.pb-kicker::before, .pb-kicker::after {
  content: ""; flex: none; width: 54px; height: 1px;
}
.pb-kicker::before { background: linear-gradient(270deg, currentColor, transparent); }
.pb-kicker::after { background: linear-gradient(90deg, currentColor, transparent); }
.pb-chips { display: flex; flex-wrap: wrap; gap: .55rem; margin-top: 1.3rem; }
.pb-chip {
  padding: .32rem .9rem; font-size: .82rem; font-weight: 600;
  color: #fff; border: 1px solid rgba(255,255,255,.4);
  border-left: 3px solid var(--orange);
  background: rgba(8,30,57,.4);
}

/* ---------- 同级栏目切换带 ---------- */
.cat-nav {
  background: linear-gradient(180deg, #FBFCFE, #fff);
  border-bottom: 1px solid var(--line);
}
.cat-nav .wrap {
  display: flex; align-items: center; gap: 1.1rem;
  padding-top: .85rem; padding-bottom: .85rem;
}
.cat-nav-label {
  flex-shrink: 0; font-size: .88rem; font-weight: 800; color: var(--navy);
  border-left: 4px solid var(--orange); padding-left: .6rem; white-space: nowrap;
}
.cat-nav .cat-tabs { margin: 0; flex: 1; }
.cat-nav .cat-tab { text-decoration: none; white-space: nowrap; }

/* ---------- 列表页工具条(kicker 版式) ---------- */
.list-toolbar { align-items: flex-end; }
.list-toolbar .section-kicker { margin: 0 0 .3rem; }
.list-toolbar h2 {
  margin: 0; font-size: clamp(1.4rem, 1.15rem + 1.2vw, 1.9rem);
  color: var(--navy); font-weight: 800;
}
.list-count strong { color: var(--orange); font-size: 1.1em; }

/* ---------- 列表分组 ---------- */
.list-group { margin-bottom: 2.1rem; }
.list-group-head {
  display: flex; align-items: baseline; gap: .7rem;
  margin-bottom: .9rem; padding-bottom: .55rem;
  border-bottom: 1px dashed var(--line);
}
.list-group-head h3 {
  margin: 0; font-size: 1.12rem; font-weight: 800; color: var(--navy);
  padding-left: .7rem; border-left: 4px solid var(--orange);
}
.list-group-head small { font-size: .8rem; color: var(--grey); }

/* ---------- 内容页:标签 + 关键信息面板 ---------- */
.art-tags { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.1rem; }
.art-tag {
  padding: .26rem .85rem; font-size: .78rem; font-weight: 600;
  color: var(--navy); background: var(--navy-soft);
  border: 1px solid var(--line); border-radius: 2px;
}
.art-tag:last-child { color: var(--orange); border-color: rgba(232,93,38,.35); background: rgba(232,93,38,.06); }

.art-facts {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: var(--line); border: 1px solid var(--line);
  margin-bottom: 2rem;
}
.art-fact {
  display: grid; gap: .15rem; justify-items: center; text-align: center;
  background: var(--paper-alt); padding: 1.15rem .8rem 1rem;
  border-top: 3px solid var(--navy);
  transition: background var(--duration-normal) ease;
}
.art-fact:hover { background: #fff; }
.art-fact small { font-size: .76rem; color: var(--grey); letter-spacing: .08em; }
.art-fact strong { font-size: 1.02rem; font-weight: 800; color: var(--navy); }
.art-fact span { font-size: .76rem; color: var(--grey); }
.art-fact-cta { border-top-color: var(--orange); }
.art-fact-cta strong { color: var(--orange); font-size: 1.1rem; letter-spacing: .01em; }

/* ---------- 内容页:页内 FAQ ---------- */
.art-faq { margin-top: 2.6rem; }
.art-faq h2 {
  margin: 0 0 1.2rem; font-size: 1.25rem; color: var(--navy);
  padding-left: .8rem; border-left: 5px solid var(--orange);
}
.art-faq .faq-list { margin: 0; }

/* ---------- 响应式(增强块) ---------- */
@media (max-width: 768px) {
  .cat-nav .wrap { flex-wrap: wrap; gap: .6rem; }
  .cat-nav .cat-tabs { flex-basis: 100%; overflow-x: auto; flex-wrap: nowrap; padding-bottom: .2rem; }
  .art-facts { grid-template-columns: repeat(2, 1fr); }
  .pb-chips { gap: .45rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}

/* ---------- 关于我们页(浅色明亮长卷) ---------- */

/* 全屏沉浸 hero */
.ab-hero {
  position: relative; isolation: isolate; display: grid; align-items: center;
  min-height: clamp(540px, 88vh, 920px); color: #fff; overflow: hidden;
}
.ab-hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; }
.ab-hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, rgba(8,30,57,.66) 0%, rgba(8,30,57,.42) 38%, rgba(8,30,57,.88) 82%, var(--navy-deep) 100%);
}
.ab-hero .wrap { text-align: center; padding-top: clamp(2.5rem, 7vh, 5rem); padding-bottom: clamp(4.5rem, 11vh, 7.5rem); }
.ab-kicker {
  display: inline-flex; align-items: center; gap: 1rem;
  margin: 0 0 1.2rem; font-size: .82rem; font-weight: 700; letter-spacing: .42em; color: var(--gold);
}
.ab-kicker::before, .ab-kicker::after { content: ""; flex: none; width: 58px; height: 1px; }
.ab-kicker::before { background: linear-gradient(270deg, var(--gold), transparent); }
.ab-kicker::after { background: linear-gradient(90deg, var(--gold), transparent); }
.ab-hero h1 {
  margin: 0 0 1.05rem; font-size: clamp(2.4rem, 1.5rem + 4.2vw, 4.3rem);
  font-weight: 800; letter-spacing: .05em; line-height: 1.18;
  text-shadow: 0 8px 34px rgba(8,30,57,.55);
}
.ab-hero .ab-sub {
  margin: 0 auto 1.7rem; max-width: 660px; color: rgba(255,255,255,.82);
  font-size: clamp(.95rem, .9rem + .3vw, 1.1rem);
}
.ab-chips { display: flex; justify-content: center; flex-wrap: wrap; gap: .6rem; }
.ab-chips span {
  font-size: .8rem; font-weight: 600; letter-spacing: .06em; color: rgba(255,255,255,.92);
  border: 1px solid rgba(255,255,255,.32); background: rgba(255,255,255,.08);
  backdrop-filter: blur(6px); border-radius: 999px; padding: .45rem 1.1rem .4rem;
}
.ab-cue {
  position: absolute; left: 50%; bottom: 1.5rem; transform: translateX(-50%);
  display: grid; justify-items: center; gap: .55rem; z-index: 1; text-decoration: none;
  color: rgba(255,255,255,.72); font-size: .7rem; letter-spacing: .32em; text-indent: .32em;
}
.ab-cue i { width: 10px; height: 10px; border: 1px solid var(--gold); transform: rotate(45deg); animation: abCue 2.2s var(--ease-out) infinite; }
.ab-cue b { width: 1px; height: 34px; background: linear-gradient(180deg, var(--gold), transparent); }
@keyframes abCue {
  0%, 100% { opacity: .35; transform: rotate(45deg) translate(0, 0); }
  50% { opacity: 1; transform: rotate(45deg) translate(0, 6px); }
}

/* 面包屑 */
.ab-crumb { background: var(--paper-alt); border-bottom: 1px solid var(--line); color: var(--grey); }
.ab-crumb a { color: var(--grey); }
.ab-crumb a:hover { color: var(--orange); }
.ab-crumb .sep { color: var(--line); }
.ab-crumb .current { color: var(--navy); }

/* 长卷底 + 章节公共 */
.ab-flow { background: linear-gradient(180deg, #fff 0%, var(--paper-alt) 30%, #fff 70%, var(--paper-alt) 100%); }
.ab-flow .section { padding: var(--space-section) 0; position: relative; }
.ab-no {
  position: absolute; top: 1rem; right: 2vw; z-index: 0;
  pointer-events: none; user-select: none;
  font-size: clamp(6.5rem, 13vw, 12rem); font-weight: 800; line-height: 1;
  color: rgba(12,45,82,.05); letter-spacing: -.04em;
}
.ab-flow .wrap { position: relative; z-index: 1; }

/* 01 机构简介 */
.ab-intro .about-grid { padding-top: 0; align-items: start; }

/* 数据带(无卡片) */
.ab-stats { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.ab-stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.ab-stat { text-align: center; padding: 2.1rem .6rem 2rem; border-left: 1px solid var(--line); }
.ab-stat:first-child { border-left: 0; }
.ab-stat strong {
  display: block; font-size: clamp(2.1rem, 1.6rem + 1.9vw, 3.4rem);
  font-weight: 800; color: var(--navy); line-height: 1.05; letter-spacing: .01em;
}
.ab-stat strong span { font-size: .55em; color: var(--orange); }
.ab-stat em { display: block; margin-top: .45rem; font-style: normal; font-size: .86rem; letter-spacing: .1em; color: var(--grey); }

/* 02 发展历程:中轴交错时间轴 */
.ms-timeline { list-style: none; margin: 0; padding: .4rem 0 0; position: relative; }
.ms-timeline::before {
  content: ""; position: absolute; top: 0; bottom: 0; left: 50%;
  width: 2px; transform: translateX(-50%);
  background: linear-gradient(180deg, var(--orange) 0%, var(--line) 55%, transparent 100%);
}
.ms-item { position: relative; width: 50%; padding: 0 2.6rem 2.4rem 0; }
.ms-item:nth-child(even) { margin-left: 50%; padding: 0 0 2.4rem 2.6rem; }
.ms-item:last-child, .ms-item:last-child:nth-child(even) { padding-bottom: .2rem; }
.ms-dot {
  position: absolute; top: 1.55rem; right: -8px; z-index: 1;
  width: 16px; height: 16px; border-radius: 50%;
  background: #fff; border: 3px solid var(--orange);
  box-shadow: 0 0 0 5px rgba(232, 93, 38, .14);
}
.ms-item:nth-child(even) .ms-dot { right: auto; left: -8px; }
.ms-body {
  background: #fff; border: 1px solid var(--line); border-radius: 14px;
  padding: 1.35rem 1.5rem 1.3rem;
  transition: transform var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out), border-color var(--duration-normal) ease;
}
.ms-body:hover { transform: translateY(-4px); border-color: rgba(232,93,38,.4); box-shadow: 0 22px 44px -20px rgba(12,45,82,.3); }
.ms-item:nth-child(odd) .ms-body { text-align: right; }
.ms-year {
  margin: 0 0 .45rem; font-size: clamp(1.7rem, 1.5rem + 1vw, 2.3rem);
  font-weight: 800; color: var(--navy); line-height: 1; letter-spacing: .02em;
}
.ms-year span {
  display: inline-block; vertical-align: .18em; margin-left: .7em;
  font-size: .45em; font-weight: 700; letter-spacing: .14em; color: var(--orange);
}
.ms-item:nth-child(odd) .ms-year span { margin-left: 0; margin-right: .7em; }
.ms-text { margin: 0; font-size: .88rem; line-height: 1.8; color: var(--grey); }

/* 03 实验室实力:视频画框 + 数据栏 分栏 */
.lab-split { padding: var(--space-section) 0; }
.lab-grid {
  display: grid; grid-template-columns: minmax(0, 46fr) minmax(0, 54fr);
  gap: clamp(2.2rem, 4.5vw, 4.8rem); align-items: center;
}
.lab-media {
  position: relative; margin: 0;
  border-radius: 18px; overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: 0 34px 70px -28px rgba(12,45,82,.45);
}
.lab-media::after {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, transparent, var(--gold) 30%, var(--orange) 70%, transparent);
}
.lab-media video {
  display: block; width: 100%; aspect-ratio: 900 / 846; object-fit: cover; background: var(--navy-deep);
}
.iso-list { display: flex; flex-wrap: wrap; gap: .5rem; margin: 1.5rem 0 1.9rem; }
.iso-list span {
  font-size: .72rem; font-weight: 700; letter-spacing: .05em; color: var(--navy);
  background: var(--navy-soft); border: 1px solid var(--line);
  border-radius: 999px; padding: .28rem .78rem .22rem;
}
.iso-list span:first-child { color: var(--orange); border-color: rgba(232,93,38,.5); }
.lab-nums { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); }
.ln-cell { padding: 1.15rem .2rem 1.05rem; border-bottom: 1px solid var(--line); }
.ln-cell:nth-child(odd) { padding-right: 1.4rem; border-right: 1px solid var(--line); }
.ln-cell:nth-child(even) { padding-left: 1.4rem; }
.ln-cell strong { display: block; font-size: clamp(1.9rem, 1.5rem + 1.6vw, 2.7rem); font-weight: 800; color: var(--navy); line-height: 1.05; }
.ln-cell strong span { font-size: .5em; color: var(--orange); font-weight: 700; }
.ln-cell small { display: block; margin-top: .35rem; font-size: .78rem; color: var(--grey); }
.lab-note { margin: 1.6rem 0 0; font-size: .9rem; line-height: 1.9; color: var(--grey); }

/* 04 检测方针 */
.policy {
  padding: var(--space-section) 0; text-align: center; color: var(--navy);
  background:
    radial-gradient(700px 380px at 50% 0%, rgba(232,93,38,.07), transparent 65%),
    linear-gradient(180deg, #fff, var(--paper-alt));
}
.policy-line {
  display: flex; justify-content: center; align-items: center; flex-wrap: wrap;
  margin: clamp(1.4rem, 3vw, 2.3rem) 0 .9rem;
  font-size: clamp(2rem, 1.2rem + 3.4vw, 3.4rem); font-weight: 800;
  letter-spacing: .1em; color: var(--navy);
}
.policy-line i {
  width: 11px; height: 11px; background: var(--orange); transform: rotate(45deg);
  margin: 0 1.7rem; box-shadow: 0 0 0 4px rgba(232,93,38,.18);
}
.policy-en { margin: 0 0 1.3rem; font-size: .78rem; font-weight: 700; letter-spacing: .32em; color: var(--orange); }
.policy-desc { max-width: 760px; margin: 0 auto; font-size: .92rem; line-height: 1.9; color: var(--grey); }

/* 05 服务范围:目录式行列表(浅) */
.scope-index { max-width: 960px; margin: 0 auto; border-top: 1px solid var(--line); }
.scope-row {
  display: flex; align-items: center; gap: 1.1rem;
  padding: 1.05rem .35rem; border-bottom: 1px solid var(--line); text-decoration: none;
  transition: transform var(--duration-normal) var(--ease-out), background-color var(--duration-normal) ease;
}
.sr-no { flex: none; width: 2.2rem; font-size: .82rem; font-weight: 800; color: var(--orange); letter-spacing: .05em; }
.scope-row strong { font-size: 1.12rem; font-weight: 700; color: var(--ink); white-space: nowrap; transition: color .25s; }
.scope-row small { margin-left: auto; font-size: .84rem; color: var(--grey); text-align: right; }
.sr-arrow {
  flex: none; width: 1.6rem; text-align: center; font-weight: 700; color: var(--orange);
  opacity: 0; transform: translateX(-8px);
  transition: opacity .3s, transform .3s var(--ease-out);
}
.scope-row:hover, .scope-row:focus-visible { transform: translateX(8px); background: var(--navy-soft); }
.scope-row:hover strong, .scope-row:focus-visible strong { color: var(--orange); }
.scope-row:hover .sr-arrow, .scope-row:focus-visible .sr-arrow { opacity: 1; transform: none; }

/* 资质带(浅) */
.ab-cred-band { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #fff; }
.ab-cred-band .cred { box-shadow: 0 6px 18px -12px rgba(12,45,82,.18); }
.ap-cred-more { display: flex; justify-content: center; padding: 1.9rem 0 0; }
.ap-cred-more .btn { padding: .75rem 2.2rem; }

/* 全国布局(浅) */
.loc-grid { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 2.6rem; }
.loc-grid::before { content: ""; position: absolute; top: 6%; bottom: 6%; left: 50%; width: 1px; background: var(--line); }
.loc-card { position: relative; }
.loc-card::before {
  content: ""; display: block; width: 44px; height: 4px; margin-bottom: 1.2rem;
  background: linear-gradient(90deg, var(--orange), var(--gold));
}
.loc-tag {
  display: inline-block; font-size: .72rem; font-weight: 700; letter-spacing: .2em;
  color: var(--navy); background: var(--navy-soft); border: 1px solid var(--line);
  padding: .3rem .8rem .25rem; margin-bottom: .9rem;
}
.loc-card:nth-child(2) .loc-tag { color: #fff; background: var(--orange); border-color: var(--orange); }
.loc-card h3 { margin: 0 0 .55rem; font-size: 1.4rem; font-weight: 800; color: var(--navy); }
.loc-addr { margin: 0 0 .65rem; font-size: .95rem; font-weight: 600; color: var(--ink); }
.loc-desc { margin: 0; font-size: .88rem; color: var(--grey); }

/* ---------- 关于页响应式(必须在基础规则之后) ---------- */
@media (max-width: 1024px) {
  .ab-no { font-size: 6.5rem; }
}
@media (max-width: 768px) {
  .ab-hero { min-height: clamp(460px, 82vh, 720px); }
  .ab-hero .wrap { padding-top: 2rem; }
  .ab-chips span { font-size: .74rem; padding: .4rem .85rem .35rem; }
  .ab-cue { bottom: 1.1rem; }
  .ab-stats-grid { grid-template-columns: 1fr 1fr; }
  .ab-stat { padding: 1.5rem .5rem; }
  .ab-stat:nth-child(odd) { border-left: 0; }
  .ab-stat:nth-child(n+3) { border-top: 1px solid var(--line); }
  .lab-grid { grid-template-columns: 1fr; gap: 2.2rem; }
  .ln-cell strong { font-size: 1.9rem; }
  .loc-grid { grid-template-columns: 1fr; gap: 2rem; }
  .loc-grid::before { display: none; }
  .scope-row { gap: .7rem; padding: .95rem .2rem; }
  .scope-row small { font-size: .78rem; }
  .policy-line i { margin: 0 1rem; width: 9px; height: 9px; }
  /* 时间轴收拢为左侧单轨 */
  .ms-timeline::before { left: 7px; transform: none; }
  .ms-item, .ms-item:nth-child(even) { width: 100%; margin-left: 0; padding: 0 0 1.4rem 2.1rem; }
  .ms-item:last-child { padding-bottom: .2rem; }
  .ms-dot, .ms-item:nth-child(even) .ms-dot { top: 1.35rem; left: 0; right: auto; }
  .ms-item:nth-child(odd) .ms-body { text-align: left; }
  .ms-item:nth-child(odd) .ms-year span { margin: 0 0 0 .7em; }
}
@media (max-width: 640px) {
  .ab-stat strong { font-size: 1.9rem; }
  .ms-body { padding: 1.2rem 1.25rem 1.15rem; }
  .ms-year span { display: block; margin: .4rem 0 0; }
  .ab-intro .about-figure img { height: min(74vw, 340px); }
}
@media (prefers-reduced-motion: reduce) {
  .ab-cue i { animation: none; }
  .ms-body, .scope-row { transition: none; }
}

/* ---------- 荣誉资质页(浅色长卷) ---------- */

/* 01 核心资质:证书画框 + 说明交错分栏 */
.hv-list { display: grid; gap: clamp(3.2rem, 6.5vw, 6rem); }
.hv-item {
  display: grid; grid-template-columns: minmax(0, 38fr) minmax(0, 62fr);
  gap: clamp(2.2rem, 5vw, 5rem); align-items: center;
}
.hv-item:nth-child(even) .hv-cert { order: 2; }
.hv-cert {
  position: relative; margin: 0; width: 100%; max-width: 380px; justify-self: center;
  background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 12px;
  box-shadow: 0 30px 60px -26px rgba(12,45,82,.4);
  transition: transform var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out);
}
.hv-cert:hover { transform: translateY(-6px) rotate(-.5deg); box-shadow: 0 42px 84px -30px rgba(12,45,82,.5); }
.hv-cert::after {
  content: ""; position: absolute; top: 0; left: 12px; right: 12px; height: 3px; border-radius: 2px;
  background: linear-gradient(90deg, transparent, var(--gold) 30%, var(--orange) 70%, transparent);
}
.hv-cert-inner { border: 1px solid var(--line); border-radius: 8px; overflow: hidden; background: var(--paper-alt); }
.hv-cert-inner img { display: block; width: 100%; aspect-ratio: 3 / 4; object-fit: contain; background: #fff; }
.hv-cert figcaption {
  padding: .7rem .3rem .2rem; text-align: center;
  font-size: .78rem; font-weight: 600; letter-spacing: .12em; color: var(--grey);
}
.hv-ghost {
  position: absolute; right: 0; bottom: -.48em; z-index: 0; pointer-events: none; user-select: none;
  font-size: clamp(4.5rem, 9vw, 7.5rem); font-weight: 800; line-height: 1;
  letter-spacing: -.03em; color: rgba(12,45,82,.045);
}
.hv-copy { position: relative; z-index: 1; }
.hv-emblem {
  display: inline-flex; align-items: center; gap: .75rem;
  margin: 0 0 1.15rem; padding: .5rem 1.15rem .45rem;
  border: 1px solid rgba(232,93,38,.45); border-radius: 999px; background: rgba(232,93,38,.06);
}
.hv-emblem img { width: 28px; height: 28px; }
.hv-emblem b { font-size: .9rem; font-weight: 800; letter-spacing: .16em; color: var(--orange); }
.hv-copy h3 { margin: 0 0 .4rem; font-size: clamp(1.35rem, 1.1rem + 1.2vw, 1.9rem); font-weight: 800; color: var(--navy); }
.hv-en { margin: 0 0 1.1rem; font-size: .72rem; font-weight: 700; letter-spacing: .22em; color: var(--grey); }
.hv-copy > p { margin: 0 0 1.15rem; font-size: .92rem; line-height: 1.95; color: var(--grey); }
.hv-points { list-style: none; margin: 0; padding: 0; display: grid; gap: .6rem; }
.hv-points li { position: relative; padding-left: 1.5rem; font-size: .88rem; line-height: 1.7; color: var(--ink); }
.hv-points li::before {
  content: ""; position: absolute; left: 0; top: .55em; width: 9px; height: 9px;
  background: var(--orange); transform: rotate(45deg); box-shadow: 0 0 0 3px rgba(232,93,38,.15);
}

/* 02 荣誉证书墙 */
.cert-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1.4rem; }
.cert-card {
  display: flex; flex-direction: column; padding: 10px;
  background: #fff; border: 1px solid var(--line); border-radius: 14px;
  cursor: zoom-in; font: inherit; text-align: left;
  transition: transform var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out),
              border-color var(--duration-normal) ease;
}
.cert-card:hover, .cert-card:focus-visible {
  transform: translateY(-6px); border-color: rgba(232,93,38,.4);
  box-shadow: 0 26px 50px -22px rgba(12,45,82,.35);
}
.cert-thumb {
  position: relative; border: 1px solid var(--line); border-radius: 8px;
  overflow: hidden; background: var(--paper-alt);
}
.cert-thumb img {
  display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: contain; background: #fff;
  transition: transform .45s var(--ease-out);
}
.cert-card:hover .cert-thumb img, .cert-card:focus-visible .cert-thumb img { transform: scale(1.06); }
.cert-thumb::after {
  content: "查看大图"; position: absolute; inset: auto 0 0 0; padding: .55rem 0 .45rem;
  text-align: center; font-size: .72rem; font-weight: 700; letter-spacing: .24em; text-indent: .24em;
  color: #fff; background: linear-gradient(180deg, transparent, rgba(8,30,57,.88));
  opacity: 0; transform: translateY(6px);
  transition: opacity .3s ease, transform .3s var(--ease-out);
}
.cert-card:hover .cert-thumb::after, .cert-card:focus-visible .cert-thumb::after { opacity: 1; transform: none; }
.cert-meta { display: flex; align-items: baseline; gap: .55rem; padding: .7rem .35rem .3rem; }
.cert-no { flex: none; font-size: .72rem; font-weight: 800; color: var(--orange); letter-spacing: .05em; }
.cert-name { font-size: .84rem; font-weight: 700; line-height: 1.5; color: var(--navy); }

/* 证书灯箱 */
.cert-modal { width: min(92vw, 880px); padding: 0; border: 0; background: transparent; }
.cert-modal::backdrop { background: rgba(8,30,57,.8); backdrop-filter: blur(5px); }
.cert-modal[open] { animation: certIn .38s var(--ease-out); }
@keyframes certIn { from { opacity: 0; transform: translateY(20px) scale(.97); } to { opacity: 1; transform: none; } }
.cert-modal img {
  display: block; width: 100%; max-height: 76vh; object-fit: contain;
  background: #fff; border-radius: 10px;
}
.cm-bar { display: flex; align-items: center; gap: .8rem; padding: 1rem .1rem 0; color: #fff; }
.cm-btn {
  flex: none; display: grid; place-items: center; width: 40px; height: 40px;
  border-radius: 50%; border: 1px solid rgba(255,255,255,.35);
  background: rgba(255,255,255,.08); color: #fff; font-size: 1.1rem; cursor: pointer;
  transition: background-color .25s ease, border-color .25s ease;
}
.cm-btn:hover, .cm-btn:focus-visible { background: var(--orange); border-color: var(--orange); }
.cm-cap { font-size: .92rem; font-weight: 700; letter-spacing: .06em; }
.cm-count { margin-left: auto; font-size: .76rem; letter-spacing: .14em; color: rgba(255,255,255,.62); }

/* 荣誉页响应式 */
@media (max-width: 1200px) { .cert-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 920px) {
  .cert-grid { grid-template-columns: repeat(3, 1fr); gap: 1rem; }
  .hv-item { grid-template-columns: 1fr; gap: 2rem; }
  .hv-item:nth-child(even) .hv-cert { order: 0; }
  .hv-cert { max-width: 330px; }
  .hv-ghost { display: none; }
}
@media (max-width: 640px) {
  .cert-grid { grid-template-columns: repeat(2, 1fr); gap: .8rem; }
  .cert-card { padding: 8px; }
  .cert-meta { padding-top: .55rem; flex-direction: column; gap: .1rem; }
  .cert-name { font-size: .8rem; }
  .hv-cert { max-width: 300px; }
  .cm-btn { width: 36px; height: 36px; }
  .cm-cap { font-size: .82rem; }
}
@media (prefers-reduced-motion: reduce) {
  .hv-cert, .cert-card, .cert-thumb img, .cert-modal[open] { transition: none; animation: none; }
}

/* ---------- 荣誉墙实拍影像带 ---------- */
.hv-film {
  position: relative; overflow: hidden;
  padding: clamp(3.5rem, 7vw, 6.5rem) 0;
  background: linear-gradient(180deg, var(--navy-deep), #0A2444 55%, var(--navy-deep));
}
.hv-film::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 0%, #000 30%, transparent 80%);
  pointer-events: none;
}
.hv-film::after {
  content: "HONORS WALL";
  position: absolute; right: 0; bottom: -.35em; z-index: 0;
  font-size: clamp(3.2rem, 8vw, 6.5rem); font-weight: 800; letter-spacing: .04em;
  color: rgba(255,255,255,.03); white-space: nowrap; pointer-events: none;
}
.hv-film .wrap { position: relative; z-index: 1; }
.hv-film .section-kicker { color: var(--gold); }
.hv-film .section-head h2 { color: #fff; }
.hv-film .section-desc { color: rgba(255,255,255,.7); }
.hv-film-frame {
  position: relative; margin: 0 auto; max-width: 880px;
  padding: 10px; border-radius: 20px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.14);
  box-shadow: 0 44px 90px -32px rgba(0,0,0,.75);
}
.hv-film-frame::before {
  content: ""; position: absolute; top: 0; left: 20px; right: 20px; height: 3px;
  border-radius: 2px;
  background: linear-gradient(90deg, transparent, var(--gold) 30%, var(--orange) 70%, transparent);
}
.hv-film-video {
  display: block; width: 100%; aspect-ratio: 16/9;
  object-fit: cover; border-radius: 12px; background: #000;
}
.hv-film-tag {
  position: absolute; top: 22px; left: 22px;
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .38rem .9rem; border-radius: 999px;
  font-size: .75rem; letter-spacing: .08em; color: #fff;
  background: rgba(8,30,57,.72); border: 1px solid rgba(255,255,255,.22);
  backdrop-filter: blur(6px);
}
.hv-film-tag i {
  width: 8px; height: 8px; border-radius: 50%; background: #ff4d4f;
  box-shadow: 0 0 0 0 rgba(255,77,79,.55);
  animation: hvPulse 2s infinite;
}
@keyframes hvPulse { to { box-shadow: 0 0 0 8px rgba(255,77,79,0); } }
.hv-film-cap {
  max-width: 880px; margin: .9rem auto 0;
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  font-size: .8rem; color: rgba(255,255,255,.55); letter-spacing: .06em;
}
@media (max-width: 640px) {
  .hv-film-tag { top: 18px; left: 18px; }
  .hv-film-cap { justify-content: center; text-align: center; }
}
@media (prefers-reduced-motion: reduce) {
  .hv-film-tag i { animation: none; }
}

/* ---------- 最新检测动态(首页 CMS 新闻区,e:loop 调栏目4) ---------- */
.news-band { background: #fff; padding: clamp(3.5rem, 3rem + 4vw, 6.5rem) 0; }
.news-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 0 2.6rem; }
.news-grid li { border-bottom: 1px dashed var(--line); min-width: 0; }
.news-grid li a {
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  padding: .82rem .2rem; text-decoration: none; color: var(--ink); font-size: .95rem;
  transition: color var(--duration-normal) ease;
}
.news-grid li a::before {
  content: ""; flex-shrink: 0; width: 7px; height: 7px; transform: rotate(45deg);
  background: var(--gold); opacity: .75; transition: background var(--duration-normal) ease;
}
.news-grid .n-title { flex: 1; min-width: 0; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.news-grid time { flex-shrink: 0; font-size: .78rem; color: var(--grey); }
.news-grid li a:hover { color: var(--orange); }
.news-grid li a:hover::before { background: var(--orange); }
@media (max-width: 768px) { .news-grid { grid-template-columns: 1fr; } }