/* ==========================================================================
   衡宇医疗官网 · 共享样式表 v1.0
   设计系统：见 docs/03-视觉设计系统.md
   中国大陆零外部依赖：系统中文字体栈、无外部资源
   ========================================================================== */

/* ---------- 设计令牌 ---------- */
:root {
  --navy-900: #081B38;
  --navy-800: #0C2247;
  --navy-700: #12305F;
  --blue-600: #006EB4;
  --blue-700: #005C98;
  --orange-500: #F07800;
  --ink-900: #16233B;
  --ink-600: #47566E;
  --ink-400: #8A97AC;
  --bg-0: #FFFFFF;
  --bg-1: #F4F7FB;
  --bg-2: #EAF0F8;
  --line: #E1E8F2;
  --ok-bg: #E6F6EF;  --ok-fg: #0E7A54;
  --warn-bg: #FBF0DE; --warn-fg: #A86A0C;
  --info-bg: #E8F0FE; --info-fg: #1F4F9E;

  --radius: 12px;
  --radius-sm: 8px;
  --shadow-1: 0 1px 2px rgba(15,42,82,.05);
  --shadow-2: 0 8px 24px rgba(15,42,82,.08);
  --shadow-3: 0 16px 40px rgba(15,42,82,.12);
  --font: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", Arial, sans-serif;
  --header-h: 72px;

  /* 间距体系（统一节奏：桌面 / 平板 / 手机） */
  --space-section: 96px;     /* section 上下间距 */
  --space-section-md: 72px;
  --space-section-sm: 56px;
  --space-sechead: 48px;     /* section 标题到内容区 */
  --space-card-gap: 24px;    /* 卡片间距 */
  --space-card-pad: 28px;    /* 卡片内边距 */
  --space-gutter: 24px;      /* 桌面容器安全边距 */
  --space-gutter-sm: 18px;   /* 移动容器安全边距 */
  --space-line: 1.7;         /* 正文统一行高 */
}

/* ---------- 基础 ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink-900);
  background: var(--bg-0);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--blue-600); text-decoration: none; }
a:hover { color: var(--blue-700); }
h1, h2, h3, h4, p, ul, ol, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
table { border-collapse: collapse; width: 100%; }
button { font-family: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--blue-600); outline-offset: 2px; }
::selection { background: rgba(0,110,180,.16); }
.tnum { font-variant-numeric: tabular-nums; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 var(--space-gutter); }
.section { padding: var(--space-section) 0; }
.section--alt { background: var(--bg-1); }
.section--dark { background: linear-gradient(180deg, var(--navy-900), var(--navy-800)); color: #fff; }

/* 眉题与标题 */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 600; letter-spacing: .14em;
  color: var(--blue-600); text-transform: uppercase;
  margin-bottom: 14px;
}
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--orange-500); }
.section--dark .eyebrow { color: #9FC2F5; }
.section--dark .eyebrow::before { background: var(--orange-500); }
.h2 { font-size: 32px; font-weight: 700; line-height: 1.3; letter-spacing: .01em; }
.h3 { font-size: 20px; font-weight: 600; line-height: 1.45; }
.lead { margin-top: 14px; max-width: 720px; color: var(--ink-600); font-size: 16.5px; }
.section--dark .lead { color: #C4D2EA; }
.lead strong { color: var(--ink-900); font-weight: 600; }
.section--dark .lead strong { color: #fff; }
.sec-head { max-width: 860px; margin-bottom: var(--space-sechead); }
.sec-head--center { margin-left: auto; margin-right: auto; text-align: center; }
.sec-head--center .lead { margin-left: auto; margin-right: auto; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 26px; border-radius: var(--radius-sm);
  font-size: 15px; font-weight: 600; line-height: 1; white-space: nowrap;
  border: 1px solid transparent; transition: all .2s ease;
}
.btn-primary { background: var(--blue-600); color: #fff; }
.btn-primary:hover { background: var(--blue-700); color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-2); }
.btn-navy { background: var(--navy-900); color: #fff; }
.btn-navy:hover { background: var(--navy-700); color: #fff; transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--ink-900); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--blue-600); color: var(--blue-600); }
.btn-light { background: #fff; color: var(--navy-900); }
.btn-light:hover { background: #EAF0F8; color: var(--navy-900); transform: translateY(-1px); }
.btn-outline-light { background: transparent; color: #fff; border-color: rgba(255,255,255,.45); }
.btn-outline-light:hover { border-color: #fff; color: #fff; }
.btn-sm { padding: 10px 18px; font-size: 14px; }
.btn .arrow { transition: transform .2s ease; }
.btn:hover .arrow { transform: translateX(3px); }

/* ---------- 状态标签 ---------- */
.tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px; border-radius: 4px;
  font-size: 12px; font-weight: 600; line-height: 1.5; white-space: nowrap;
}
.tag::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.tag--ok { background: var(--ok-bg); color: var(--ok-fg); }
.tag--warn { background: var(--warn-bg); color: var(--warn-fg); }
.tag--info { background: var(--info-bg); color: var(--info-fg); }
.tag--ghost { background: transparent; color: var(--ink-400); border: 1px solid var(--line); }
.tag--ghost::before { display: none; }
.section--dark .tag--ghost { color: #AFC3E2; border-color: rgba(255,255,255,.25); }

/* ---------- 卡片 ---------- */
.card {
  background: var(--bg-0); border: 1px solid var(--line); border-radius: var(--radius);
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.card--link { display: block; color: inherit; }
.card--link:hover { border-color: var(--blue-600); box-shadow: var(--shadow-2); transform: translateY(-3px); color: inherit; }
.card--dark { background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.14); color: #fff; }
.card--dark .card-title, .card--dark h3 { color: #fff; }
.card--dark p { color: #C4D2EA; }
.card-body { padding: var(--space-card-pad); }
.card-title { font-size: 19px; font-weight: 700; color: var(--ink-900); margin-bottom: 10px; }
.card-text { font-size: 15px; color: var(--ink-600); }
.card-kicker { font-size: 12.5px; font-weight: 600; letter-spacing: .06em; color: var(--blue-600); margin-bottom: 10px; }
.card-kicker .k-arrow { float: right; }

/* ---------- 头部导航 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.96); backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent; transition: border-color .2s, box-shadow .2s;
}
.site-header.is-scrolled { border-bottom-color: var(--line); box-shadow: var(--shadow-1); }
.header-inner { display: flex; align-items: center; gap: 28px; height: var(--header-h); }
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--ink-900); }
.brand:hover { color: var(--ink-900); }
.brand-logo { display: block; height: 38px; width: auto; }
.footer-brand .brand-logo { width: 178px; height: auto; background: transparent; padding: 0; border-radius: 0; }
.main-nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav-link {
  display: block; padding: 9px 14px; border-radius: 8px;
  font-size: 15px; font-weight: 500; color: var(--ink-600); transition: color .15s, background .15s;
}
.nav-link:hover { color: var(--ink-900); background: var(--bg-1); }
.nav-link.active { color: var(--blue-600); font-weight: 600; }
.nav-item { position: relative; }
.nav-item > .nav-link { display: flex; align-items: center; gap: 5px; }
.nav-item > .nav-link::after { content: ""; width: 0; height: 0; border-left: 4px solid transparent; border-right: 4px solid transparent; border-top: 5px solid var(--ink-400); margin-top: 2px; }
.dropdown {
  position: absolute; top: calc(100% + 6px); left: 50%; transform: translateX(-50%) translateY(6px);
  min-width: 236px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow-3); padding: 8px; opacity: 0; visibility: hidden; transition: all .18s ease;
}
.nav-item:hover .dropdown, .nav-item:focus-within .dropdown { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.dropdown a { display: block; padding: 9px 12px; border-radius: 8px; font-size: 14px; color: var(--ink-600); }
.dropdown a:hover { background: var(--bg-1); color: var(--ink-900); }
.header-cta { margin-left: 4px; }
.nav-toggle { display: none; margin-left: auto; background: none; border: 0; padding: 8px; border-radius: 8px; flex-direction: column; gap: 5px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--ink-900); border-radius: 2px; transition: all .2s; }
.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); }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; background: linear-gradient(160deg, var(--navy-900) 0%, var(--navy-800) 62%, #0E2A55 100%); color: #fff; }
.hero::after { content: ""; position: absolute; inset: 0; background: radial-gradient(900px 480px at 88% 12%, rgba(240,120,0,.10), transparent 60%); pointer-events: none; }
.hero-inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1.08fr .92fr; gap: 48px; align-items: center; padding: 104px 0 96px; }
.hero-eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: 13px; font-weight: 600; letter-spacing: .1em; color: #9FC2F5; margin-bottom: 22px; }
.hero-eyebrow::before { content: ""; width: 30px; height: 1px; background: var(--orange-500); }
.hero h1 { font-size: 46px; font-weight: 800; line-height: 1.22; letter-spacing: .01em; margin-bottom: 20px; }
.hero-sub { font-size: 19px; font-weight: 600; color: #DFE9F8; margin-bottom: 16px; }
.hero-body { font-size: 16px; line-height: 1.8; color: #B9CBEA; max-width: 560px; margin-bottom: 34px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-meta { margin-top: 38px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.14); display: flex; gap: 34px; flex-wrap: wrap; }
.hero-meta-item { font-size: 13.5px; color: #9FB4D8; }
.hero-meta-item strong { display: block; font-size: 16px; color: #fff; font-weight: 700; margin-bottom: 2px; }
.hero-visual { position: relative; }
.network-wrap { border-radius: 16px; border: 1px solid rgba(255,255,255,.14); background: rgba(255,255,255,.035); padding: 10px; }
.network-wrap svg { width: 100%; height: auto; }
.net-node { fill: rgba(255,255,255,.06); stroke: rgba(255,255,255,.28); stroke-width: 1.4; }
.net-node--hl { fill: rgba(240,120,0,.16); stroke: var(--orange-500); }
.net-edge { stroke: rgba(255,255,255,.16); stroke-width: 1.1; }
.net-edge--flow { stroke: var(--orange-500); stroke-dasharray: 4 7; opacity: .5; animation: netflow 9s linear infinite; }
.net-label { fill: #C4D2EA; font-size: 12px; font-weight: 600; }
@keyframes netflow { to { stroke-dashoffset: -99; } }

/* ---------- 证据栏 Proof Bar ---------- */
.proof { background: var(--bg-1); border-top: 1px solid var(--line); }
.proof-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 32px; }
.proof-item { padding: 42px 0; display: flex; flex-direction: column; }
.proof-num { font-size: 44px; font-weight: 800; color: var(--navy-900); line-height: 1.1; letter-spacing: .01em; }
.proof-num small { font-size: 20px; font-weight: 700; }
.proof-key { font-size: 22px; font-weight: 800; color: var(--navy-900); line-height: 1.25; letter-spacing: .01em; }
.proof-key.tnum { font-size: 26px; font-weight: 800; letter-spacing: -0.025em; }
.proof-label { margin-top: 14px; font-size: 15px; font-weight: 700; color: var(--ink-900); }
.proof-sub { margin-top: 10px; font-size: 13px; color: var(--ink-400); line-height: 1.6; min-height: 42px; }
.proof-sub .nowrap { white-space: nowrap; }
.proof-sub a { color: var(--blue-600); font-weight: 500; }
.proof-sub strong { color: var(--ink-900); font-weight: 700; }
.proof-cta { margin-top: 12px; font-size: 13px; font-weight: 600; color: var(--blue-600); display: inline-block; }

/* ---------- 能力体系（编辑式四层） ---------- */
.cap-evo { border-top: 1px solid var(--line); }
.evo-row { display: grid; grid-template-columns: 120px 1fr; gap: 44px; padding: 40px 0; border-bottom: 1px solid var(--line); }
.evo-num { font-size: 52px; font-weight: 800; color: var(--navy-900); line-height: 1; letter-spacing: .02em; }
.evo-body h3 { font-size: 24px; font-weight: 700; color: var(--ink-900); margin-bottom: 10px; }
.evo-body > p { font-size: 15.5px; color: var(--ink-600); max-width: 720px; margin-bottom: 18px; }
.evo-items { display: flex; flex-wrap: wrap; }
.evo-items span { padding: 4px 20px; border-left: 1px solid var(--line); font-size: 14px; font-weight: 600; color: var(--ink-600); }
.evo-items span:first-child { padding-left: 0; border-left: 0; }

/* ---------- 资质横幅 ---------- */
.qual-banner { margin-top: 40px; }
.qual-banner .qual-main { border-radius: 16px; padding: 36px 40px 30px; min-height: 300px; }
.qual-banner .qual-main h3 { font-size: 28px; margin-bottom: 12px; }
.qual-banner .qual-main p { margin-bottom: 0; }
.qual-banner .qual-watermark { font-size: 130px; bottom: 14%; }
.qual-banner .qual-bottom { padding-top: 22px; gap: 24px; }
.qual-banner .qual-seal { padding-right: 24px; }
.qual-banner .qual-seal img { width: 50px; }
.qual-banner .qual-meta-cell { padding: 0 22px; }

/* ---------- Why 五列 ---------- */
.why-line { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; }
.wl-item { padding: 30px 28px; border-left: 1px solid var(--line); }
.wl-item:first-child { border-left: 0; padding-left: 0; }
.wl-no { font-size: 15px; font-weight: 800; color: var(--orange-500); letter-spacing: .08em; margin-bottom: 20px; }
.wl-item h3 { font-size: 17px; font-weight: 700; color: var(--ink-900); margin-bottom: 10px; line-height: 1.45; }
.wl-item p { font-size: 14px; color: var(--ink-600); line-height: 1.7; }

/* ---------- 今日衡宇 · 三栏信息体系（About 页专用） ---------- */
.today-sec { padding: 80px 0; }
.today-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: stretch; column-gap: 56px; max-width: 1200px; margin: 0 auto; }
.today-col { display: flex; flex-direction: column; align-items: flex-start; min-width: 0; }
.today-cat { font-size: 13px; font-weight: 600; letter-spacing: .08em; color: var(--orange-500); margin-bottom: 14px; }
.today-title { font-size: 21px; font-weight: 700; color: var(--ink-900); line-height: 1.4; margin-bottom: 12px; }
.today-desc { font-size: 15px; color: var(--ink-600); line-height: 1.75; max-width: 44ch; }
.today-cta { margin-top: auto; padding-top: 18px; font-size: 14px; font-weight: 600; color: var(--blue-600); }
.today-cta:hover { color: var(--blue-700); }
.today-cta .arrow { display: inline-block; transition: transform .2s; }
.today-col:hover .today-cta .arrow { transform: translateX(3px); }

/* ---------- 页脚 ---------- */
.site-footer { position: relative; background: linear-gradient(180deg, #082048 0%, #071B38 28%); color: #C5D6EB; padding: 48px 0 22px; overflow: hidden; }
.footer-waves { position: absolute; top: 0; left: 0; width: 100%; height: 72px; pointer-events: none; opacity: .4; }
.footer-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 360px 150px 260px 440px; column-gap: 44px; row-gap: 20px; width: 1342px; max-width: calc(100% - 80px); margin: 0 auto; align-items: start; }
.footer-main { padding-bottom: 38px; }
.footer-grid > .footer-col:nth-of-type(2),
.footer-grid > .footer-col:nth-of-type(3) { transform: translateX(60px); }
.footer-brand { text-align: left; }
.footer-brand-inner { width: 360px; max-width: 100%; }
.footer-brand-inner .brand { display: block; }
.footer-brand-inner .brand-logo { display: block; width: 118px; height: auto; margin: 0 auto 22px; }
.footer-brand-inner p { width: 100%; margin: 0; text-align: left; font-size: 14.5px; line-height: 1.8; color: rgba(205,220,239,.78); }
.footer-col { position: relative; }
.footer-col-head { height: 58px; position: relative; margin-bottom: 4px; }
.footer-col-head h5 { margin: 0 0 12px; font-size: 17px; line-height: 1.2; font-weight: 650; color: #fff; letter-spacing: .02em; }
.footer-accent { display: block; width: 36px; height: 2.5px; border-radius: 2px; background: linear-gradient(90deg, var(--orange-500) 0 52%, var(--blue-600) 52% 100%); }
.footer-col-links { display: flex; flex-direction: column; gap: 11px; }
.footer-col-links a { font-size: 15px; line-height: 1.45; margin: 0; color: rgba(197,214,235,.76); display: block; }
.footer-col-links a:hover { color: #6FB8FF; }
.footer-contact { min-width: 0; }
.contact-lines { display: grid; gap: 13px; margin-top: 0; }
.contact-line { display: grid; grid-template-columns: 82px minmax(0,1fr); gap: 12px; align-items: baseline; font-size: 14.5px; line-height: 1.6; }
.contact-line dt { color: rgba(160,182,210,.85); white-space: nowrap; font-weight: 400; font-size: 14.5px; }
.contact-line dd { margin: 0; color: rgba(205,220,239,.85); min-width: 0; font-size: 14.5px; font-weight: 500; line-height: 1.6; }
.contact-line dd a { color: #4FA8F5; font-weight: 600; font-size: 14.5px; padding: 0; display: inline; line-height: inherit; }
.contact-line dd a:hover { color: #8FC8FF; }
.contact-line.contact-addr dd { color: rgba(197,214,235,.76); font-weight: 400; font-size: 14.5px; }
.footer-bottom { position: relative; z-index: 1; border-top: 1px solid rgba(150,180,215,.18); padding: 22px 0 4px; display: grid; grid-template-columns: 1fr 1fr 1fr; align-items: center; font-size: 13.5px; color: rgba(180,200,225,.75); width: 1342px; max-width: calc(100% - 80px); margin: 0 auto; }
.footer-bottom > span:nth-child(1) { justify-self: start; }
.footer-bottom > span:nth-child(2) { justify-self: center; }
.footer-bottom > span:nth-child(3) { justify-self: end; }
.footer-bottom a { color: rgba(200,215,235,.85); }
.footer-bottom a:hover { color: #8FC8FF; }

/* ---------- 场景卡片 ---------- */
.scene-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.scene-card { display: flex; flex-direction: column; }
.scene-icon { width: 46px; height: 46px; border-radius: 10px; background: var(--bg-2); color: var(--blue-600); display: grid; place-items: center; margin-bottom: 18px; }
.scene-card .card-title { font-size: 17.5px; }
.scene-card ul { margin-top: 14px; display: grid; gap: 8px; }
.scene-card ul li { display: flex; gap: 8px; font-size: 13.8px; color: var(--ink-600); line-height: 1.55; }
.scene-card ul li::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--orange-500); margin-top: 8px; flex: none; }
.scene-card .card-cta { margin-top: auto; padding-top: 20px; font-size: 14px; font-weight: 600; color: var(--blue-600); }
.scene-card .card-cta .arrow { display: inline-block; transition: transform .2s; }
.scene-card:hover .card-cta .arrow { transform: translateX(3px); }
.scene-note { margin-top: 30px; font-size: 14px; color: var(--ink-400); }
.scene-note a { font-weight: 600; }

/* ---------- 能力体系 ---------- */
.cap-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: cap; }
.cap-card { position: relative; padding: 26px 24px; display: flex; flex-direction: column; }
.cap-num { font-size: 13px; font-weight: 700; letter-spacing: .1em; color: var(--orange-500); margin-bottom: 14px; }
.cap-card h3 { font-size: 18px; margin-bottom: 14px; min-height: 52px; }
.cap-card p { font-size: 14px; color: var(--ink-600); line-height: 1.7; }
.cap-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; }
.cap-chip { padding: 5px 10px; border-radius: 6px; background: var(--bg-1); font-size: 12.8px; font-weight: 500; color: var(--ink-600); }
.cap-flow { margin-top: 44px; display: flex; align-items: center; justify-content: center; gap: 10px; flex-wrap: wrap; font-size: 13.5px; color: var(--ink-400); }
.cap-flow .cap-step { padding: 8px 16px; background: var(--bg-1); border: 1px solid var(--line); border-radius: 8px; font-weight: 600; color: var(--ink-600); }
.cap-flow .cap-arrow { color: var(--blue-600); font-weight: 700; }
.cap-note { margin-top: 20px; font-size: 13px; color: var(--ink-400); max-width: 820px; }

/* ---------- 项目卡片 ---------- */
.proj-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.proj-card { display: flex; flex-direction: column; }
.proj-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; margin-bottom: 16px; }
.proj-region { font-size: 13px; font-weight: 700; letter-spacing: .08em; color: var(--blue-600); }
.proj-card .card-title { font-size: 17px; margin-bottom: 8px; }
.proj-card .card-text { flex: 1 0 auto; }
.proj-meta { margin-top: 16px; display: grid; gap: 8px; font-size: 13.5px; color: var(--ink-600); }
.proj-meta strong { color: var(--ink-900); font-weight: 600; margin-right: 6px; }
.proj-card .card-cta { margin-top: auto; padding-top: 18px; font-size: 14px; font-weight: 600; color: var(--blue-600); }
.proj-note { margin-top: 30px; padding: 20px 24px; background: var(--bg-1); border: 1px solid var(--line); border-radius: var(--radius); font-size: 14px; color: var(--ink-600); }
.proj-note strong { color: var(--ink-900); }

/* ---------- 研究证据卡 ---------- */
.res-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.res-card { display: flex; flex-direction: column; }
.res-card .card-body { display: flex; flex-direction: column; flex: 1; padding: 30px; }
.res-card .tag { margin-bottom: 16px; }
.res-title { font-size: 17.5px; font-weight: 700; line-height: 1.5; margin-bottom: 12px; min-height: 53px; }
.res-card p { font-size: 14.2px; color: var(--ink-600); }
.res-card .card-body > p { flex: 1 0 auto; }
.res-meta { margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--line); font-size: 13px; color: var(--ink-400); }

/* ---------- 资质 ---------- */
.qual-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 24px; align-items: stretch; }
.qual-main { padding: 44px 42px 36px; background: linear-gradient(115deg, #051224 0%, #081B38 45%, #0D2A52 100%); color: #fff; border-radius: var(--radius); display: flex; flex-direction: column; position: relative; overflow: hidden; }
.qual-lines { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.qual-watermark { position: absolute; right: 8%; bottom: 16%; font-size: 150px; font-weight: 800; color: rgba(255,255,255,.06); letter-spacing: -.02em; line-height: 1; pointer-events: none; user-select: none; }
.qual-top { position: relative; z-index: 1; }
.qual-top .kicker { font-size: 12.5px; font-weight: 600; letter-spacing: .18em; color: var(--orange-500); margin-bottom: 22px; }
.qual-main h3 { font-size: 32px; font-weight: 800; margin-bottom: 16px; letter-spacing: .01em; }
.qual-main .cert-id { font-size: 14.5px; color: #9FC2F5; font-weight: 500; margin-bottom: 14px; }
.qual-main .cert-id .tnum { font-size: 16px; color: #C2D9F8; font-weight: 600; letter-spacing: .03em; }
.qual-main .cert-bar { width: 40px; height: 2.5px; background: var(--orange-500); border-radius: 2px; margin-bottom: 24px; }
.qual-main p { color: #B8CBE6; font-size: 14.5px; line-height: 1.9; max-width: 520px; }
.qual-bottom { margin-top: auto; padding-top: 28px; border-top: 1px solid rgba(255,255,255,.10); display: flex; align-items: center; gap: 30px; position: relative; z-index: 1; }
.qual-seal { flex: none; display: flex; flex-direction: column; align-items: center; gap: 0; padding-right: 30px; border-right: 1px solid rgba(255,255,255,.10); }
.qual-seal img { width: 62px; height: 66px; object-fit: contain; display: block; overflow: visible; }
.qual-seal-text { font-size: 13px; font-weight: 500; color: rgba(255,255,255,.9); letter-spacing: .04em; margin-top: 9px; line-height: 1.3; }
.qual-meta { margin: 0; display: grid; grid-template-columns: repeat(3, max-content); gap: 0; flex: 1; }
.qual-meta-cell { padding: 0 28px; border-left: 1px solid rgba(255,255,255,.10); display: grid; gap: 9px; align-content: center; }
.qual-meta-cell:first-child { border-left: 0; padding-left: 0; }
.qual-meta-cell dt { font-size: 12px; color: #7E96C2; letter-spacing: .04em; }
.qual-meta-cell dd { margin: 0; font-size: 14.5px; color: #EDF3FC; font-weight: 600; }
.qual-side { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.qual-item { padding: 22px 20px; }
.qual-item h4 { font-size: 15.5px; font-weight: 700; margin-bottom: 6px; }
.qual-item p { font-size: 13.5px; color: var(--ink-600); }
.qual-item .q-icon { width: 36px; height: 36px; border-radius: 8px; background: var(--bg-2); color: var(--blue-600); display: grid; place-items: center; margin-bottom: 14px; }

/* ---------- Why ---------- */
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.why-item { padding: 26px 24px; }
.why-item .why-no { font-size: 13px; font-weight: 700; color: var(--orange-500); letter-spacing: .1em; margin-bottom: 12px; }
.why-item h3 { font-size: 17.5px; margin-bottom: 10px; }
.why-item p { font-size: 14px; color: var(--ink-600); }

/* ---------- CTA 区 ---------- */
.cta { position: relative; overflow: hidden; }
.cta-inner { text-align: center; padding: 88px 0; }
.cta h2 { font-size: 34px; font-weight: 800; margin-bottom: 28px; }
.cta p { color: #B9CBEA; max-width: 640px; margin: 0 auto 34px; font-size: 16px; }
.cta-line { color: #B9CBEA; max-width: 640px; margin: 0 auto; font-size: 16px; line-height: 1.7; }
.cta-line--lead { font-size: 17px; font-weight: 600; color: #DFE9F8; margin-bottom: 0; }
.cta-line--last { margin-top: 0; font-size: 15px; margin-bottom: 40px; }
.cta .hero-cta { justify-content: center; }
.cta-mini { margin-top: 26px; font-size: 13.5px; color: #8FA6CF; }

/* ---------- 页内导航横幅（内页） ---------- */
.page-hero { background: linear-gradient(160deg, var(--navy-900), var(--navy-800)); color: #fff; padding: 84px 0 64px; }
.page-hero--tight { padding: 72px 0 52px; }
.page-hero .eyebrow { color: #9FC2F5; }
.page-hero h1 { font-size: 38px; font-weight: 800; line-height: 1.25; margin-bottom: 16px; }
.page-hero p { font-size: 16.5px; color: #B9CBEA; max-width: 720px; }
.crumbs { display: flex; gap: 8px; align-items: center; font-size: 13px; color: #8FA6CF; margin-bottom: 18px; }
.crumbs a { color: #9FC2F5; }
.crumbs a:hover { color: #fff; }
.crumbs .sep { color: #5E749E; }

/* ---------- 流程链路 ---------- */
.pipeline { display: flex; align-items: stretch; gap: 0; flex-wrap: wrap; }
.pipe-step { flex: 1 1 0; min-width: 150px; position: relative; padding: 22px 18px; background: var(--bg-1); border: 1px solid var(--line); border-radius: var(--radius-sm); }
.pipe-step + .pipe-step { margin-left: 34px; }
.pipe-step + .pipe-step::before { content: "→"; position: absolute; left: -24px; top: 50%; transform: translateY(-50%); color: var(--blue-600); font-weight: 700; font-size: 17px; }
.pipe-step .p-no { font-size: 12px; font-weight: 700; color: var(--orange-500); letter-spacing: .1em; }
.pipe-step h4 { font-size: 15.5px; font-weight: 700; margin: 8px 0 6px; }
.pipe-step p { font-size: 13px; color: var(--ink-600); line-height: 1.6; }

/* ---------- 列表区块（服务范围等） ---------- */
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.feature-item { display: flex; gap: 14px; padding: 20px 22px; }
.feature-item .f-icon { width: 38px; height: 38px; flex: none; border-radius: 8px; background: var(--bg-2); color: var(--blue-600); display: grid; place-items: center; }
.feature-item h4 { font-size: 15.5px; font-weight: 700; margin-bottom: 5px; }
.feature-item p { font-size: 13.8px; color: var(--ink-600); }

/* ---------- 时间轴（grid 三列） ---------- */
.timeline { display: grid; grid-template-columns: 120px 32px 1fr; gap: 0; }
.tl-row { display: contents; }
.tl-time { padding: 26px 0; text-align: right; font-size: 15px; font-weight: 700; color: var(--ink-900); }
.tl-axis { position: relative; display: grid; place-items: start center; }
.tl-axis::before { content: ""; position: absolute; top: 0; bottom: 0; width: 2px; background: var(--line); }
.tl-dot { position: relative; z-index: 1; width: 12px; height: 12px; border-radius: 50%; background: var(--blue-600); border: 3px solid #fff; margin-top: 30px; box-shadow: 0 0 0 2px var(--blue-600); }
.tl-dot--cyan { background: var(--orange-500); box-shadow: 0 0 0 2px var(--orange-500); }
.tl-content { padding: 26px 0 26px 26px; }
.tl-content h3 { font-size: 16.5px; font-weight: 700; margin-bottom: 6px; }
.tl-content p { font-size: 14px; color: var(--ink-600); }
.tl-tag { display: inline-block; margin-bottom: 8px; }

/* ---------- 表格 ---------- */
.data-table { table-layout: fixed; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.data-table col { display: table-column; }
.data-table th { background: var(--bg-2); text-align: left; padding: 14px 16px; font-size: 14px; font-weight: 700; color: var(--ink-900); }
.data-table td { padding: 14px 16px; font-size: 14px; color: var(--ink-600); border-top: 1px solid var(--line); vertical-align: top; line-height: 1.6; }
.data-table td strong { color: var(--ink-900); }

/* ---------- 联系表单 ---------- */
.contact-grid { display: grid; grid-template-columns: 3fr 2fr; gap: 48px; align-items: start; }
.form-card { padding: 34px; }
.form-title { font-size: 20px; font-weight: 700; color: var(--ink-900); margin-bottom: 6px; }
.form-sub { font-size: 14px; color: var(--ink-400); margin-bottom: 26px; }
.form-row { margin-bottom: 20px; }
.form-row label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 8px; color: var(--ink-900); }
.form-row label .req { color: var(--blue-600); }
.form-control {
  width: 100%; padding: 12px 14px; font-size: 16px; font-family: inherit; color: var(--ink-900);
  border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; transition: border-color .15s, box-shadow .15s;
}
.form-control:focus { outline: none; border-color: var(--blue-600); box-shadow: 0 0 0 3px rgba(0,110,180,.14); }
select.form-control { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%2347566E' stroke-width='1.6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; }
textarea.form-control { resize: vertical; min-height: 120px; }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; overflow: hidden; }
.form-check { display: flex; gap: 10px; align-items: flex-start; font-size: 13.5px; color: var(--ink-600); }
.form-check input { margin-top: 4px; width: 16px; height: 16px; accent-color: var(--blue-600); }
.form-msg { display: none; margin-top: 16px; padding: 12px 16px; border-radius: var(--radius-sm); font-size: 14px; }
.form-msg.show { display: block; }
.form-msg--ok { background: var(--ok-bg); color: var(--ok-fg); }
.form-msg--warn { background: var(--warn-bg); color: var(--warn-fg); }
.contact-info { display: grid; gap: 18px; align-content: start; }
.ci-panel { border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 28px; background: var(--bg-0); }
.ci-panel .ci-intro { font-size: 14.5px; color: var(--ink-600); line-height: 1.75; margin-top: 10px; }
.ci-list { display: grid; gap: 13px; margin-top: 22px; }
.ci-line { display: grid; grid-template-columns: 72px minmax(0,1fr); gap: 14px; align-items: baseline; font-size: 14.5px; line-height: 1.7; }
.ci-line dt { color: var(--ink-400); font-size: 13.5px; white-space: nowrap; }
.ci-line dd { margin: 0; min-width: 0; }
.ci-line dd a { color: var(--blue-600); font-weight: 500; }
.ci-line dd a:hover { color: var(--blue-700); }
.ci-line.ci-addr dd { display: flex; align-items: flex-start; gap: 6px; line-height: 1.8; }
.ci-line.ci-addr dd svg { flex: none; margin-top: 4px; color: var(--blue-600); }
.ci-topics { margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--line); }
.ci-topics-label { font-size: 13px; font-weight: 600; color: var(--ink-900); margin-bottom: 10px; }
.ci-topics-items { display: flex; flex-wrap: wrap; gap: 8px; }
.ci-topics-items span { font-size: 12.8px; font-weight: 500; color: var(--ink-600); background: var(--bg-1); border: 1px solid var(--line); border-radius: 6px; padding: 5px 10px; }
.ci-card { display: none; }
.ci-note { padding: 14px 16px; border-left: 3px solid var(--orange-500); background: var(--bg-1); font-size: 13px; color: var(--ink-600); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }
.ci-note a { font-weight: 600; }

/* 联系方式模块化小卡 */
.ci-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.ci-card-sm { padding: 22px 22px; background: #fff; border: 1px solid var(--line); border-radius: 10px; display: flex; flex-direction: column; }
.ci-sm-head { display: flex; align-items: flex-start; gap: 14px; }
.ci-sm-icon { width: 40px; height: 40px; border-radius: 10px; background: rgba(0,110,180,.08); color: var(--blue-600); display: grid; place-items: center; flex: none; }
.ci-sm-label { font-size: 14px; font-weight: 600; color: var(--ink-900); margin-bottom: 4px; }
.ci-sm-value { font-size: 14.5px; font-weight: 600; color: var(--ink-900); line-height: 1.5; }
.ci-contact-value { font-size: 18px; font-weight: 600; line-height: 1.35; color: var(--blue-600); font-variant-numeric: tabular-nums; white-space: nowrap; margin-top: 2px; }
.ci-contact-value a { color: var(--blue-600); }
.ci-sm-value a { color: var(--ink-900); }
.ci-sm-note { margin: 14px 0 0; font-size: 12.5px; color: var(--ink-400); }
.ci-addr-card { grid-column: 1 / -1; }
.ci-addr-card .ci-sm-head { margin-bottom: 16px; }
.ci-map-btn { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; color: var(--blue-600); border: 1px solid rgba(0,110,180,.3); border-radius: 8px; padding: 8px 14px; margin-top: auto; }
.ci-map-btn:hover { background: rgba(0,110,180,.06); }
.ci-topics-card { grid-column: 1 / -1; }
.ci-topics-title { font-size: 14px; font-weight: 700; color: var(--ink-900); padding-left: 12px; border-left: 3px solid var(--orange-500); margin-bottom: 16px; }
.ci-topic-grid { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 12px 20px; }
.ci-topic-item { display: flex; align-items: flex-start; gap: 12px; padding: 12px 14px; background: var(--bg-1); border-radius: 8px; }
.ci-topic-item:last-child { grid-column: 1 / -1; max-width: calc(50% - 10px); }
.ci-topic-icon { width: 32px; height: 32px; border-radius: 8px; background: #fff; color: var(--blue-600); display: grid; place-items: center; flex: none; box-shadow: 0 1px 2px rgba(22,35,59,.06); }
.ci-topic-item b { display: block; font-size: 14px; color: var(--ink-900); font-weight: 600; margin-bottom: 3px; }
.ci-topic-item em { font-style: normal; font-size: 12.5px; color: var(--ink-400); line-height: 1.5; }

/* Contact Hero */
.hero-split { display: flex; flex-direction: column; gap: 36px; position: relative; }
.hero-text { max-width: 760px; }
.hero-text p { margin-top: 18px; }
.hero-points { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.hero-points li { display: flex; align-items: flex-start; gap: 12px; color: #fff; }
.hp-icon { width: 38px; height: 38px; border-radius: 9px; background: rgba(159,194,245,.16); color: #B9D4F7; display: grid; place-items: center; flex: none; }
.hero-points b { display: block; font-size: 14.5px; font-weight: 600; margin-bottom: 4px; }
.hero-points em { font-style: normal; font-size: 12.5px; color: #9FB6D8; line-height: 1.6; display: block; }

/* ---------- 服务范围面板（Solutions 子页） ---------- */
.svc-panel { padding: 30px; }

/* ---------- 服务范围列表（收敛全站 inline 蓝点列表） ---------- */
.dot-item { display: flex; gap: 10px; }
.dot-dot { color: var(--blue-600); font-weight: 700; }

/* ---------- 隐私/文档 ---------- */
.doc-prose { max-width: 860px; }
.doc-prose h2 { font-size: 22px; font-weight: 700; margin: 36px 0 14px; }
.doc-prose h3 { font-size: 17px; font-weight: 700; margin: 26px 0 10px; }
.doc-prose p, .doc-prose li { font-size: 15px; color: var(--ink-600); line-height: 1.85; margin-bottom: 10px; }
.doc-prose ul { list-style: disc; padding-left: 22px; }
.doc-prose strong { color: var(--ink-900); }
.doc-updated { font-size: 13px; color: var(--ink-400); }

/* ---------- 滚动显现 ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .5s ease, transform .5s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
  .net-edge--flow { animation: none; }
}

/* ---------- 响应式 ---------- */
@media (max-width: 1023px) {
  .brand-logo { height: 34px; }
  .footer-brand .brand-logo { width: 112px; padding: 10px 14px; }
  .section { padding: var(--space-section-md) 0; }
  .hero-inner { grid-template-columns: 1fr; padding: 72px 0 64px; gap: 40px; }
  .hero h1 { font-size: 38px; }
  .hero-visual { max-width: 620px; }
  .proof-grid { grid-template-columns: repeat(2, 1fr); gap: 24px 40px; }
  .proof-item { padding: 26px 0; }
  .proof-sub { min-height: 0; }
  .proof-item:nth-child(n+3) { border-top: 1px solid var(--line); }
  .scene-grid, .proj-grid { grid-template-columns: repeat(2, 1fr); }
  .cap-grid { grid-template-columns: repeat(2, 1fr); }
  .res-grid { grid-template-columns: repeat(2, 1fr); }
  .qual-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .risk-wrap { grid-template-columns: 1fr; gap: 36px; }
  .contact-grid { grid-template-columns: 1fr; }
  .hero-points { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .ci-topic-grid { grid-template-columns: 1fr; }
  .ci-topic-item:last-child { max-width: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px 40px; }
  .footer-brand { grid-column: 1 / -1; }
  .feature-grid { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: 90px 26px 1fr; }
  .main-nav, .header-cta { display: none; }
  .nav-toggle { display: flex; }
  .main-nav.mobile-open {
    display: flex; position: absolute; top: var(--header-h); left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 2px;
    background: #fff; border-bottom: 1px solid var(--line); box-shadow: var(--shadow-3); padding: 12px 16px 20px;
  }
  .main-nav.mobile-open .nav-link { padding: 13px 10px; font-size: 16px; }
  .main-nav.mobile-open .nav-item > .nav-link::after { display: none; }
  .main-nav.mobile-open .dropdown { position: static; transform: none; opacity: 1; visibility: visible; box-shadow: none; border: 0; padding: 0 0 0 14px; min-width: 0; }
  .main-nav.mobile-open .dropdown a { padding: 10px; font-size: 15px; }
  .main-nav.mobile-open .header-cta-mobile { margin-top: 14px; }
  .proof-key { font-size: 21px; }
  .evo-row { grid-template-columns: 84px 1fr; gap: 26px; }
  .evo-num { font-size: 42px; }
  .why-line { grid-template-columns: repeat(2, 1fr); }
  .wl-item { border-left: 1px solid var(--line); }
  .wl-item:nth-child(odd) { border-left: 0; padding-left: 0; }
  .wl-item:nth-child(n+3) { border-top: 1px solid var(--line); }
  .today-grid { grid-template-columns: 1fr; }
  .today-sec { padding: 72px 0; }
}
@media (max-width: 767px) {
  .brand-logo { height: 30px; }
  .footer-brand .brand-logo { width: 140px; padding: 0; }
  .site-footer { padding: 48px 0 20px; }
  .footer-waves { height: 100px; }
  .footer-grid { padding-bottom: 36px; row-gap: 36px; column-gap: 24px; }
  .footer-brand p { margin-top: 24px; font-size: 14px; }
  .section { padding: var(--space-section-sm) 0; }
  .container { padding: 0 var(--space-gutter-sm); }
  .h2 { font-size: 26px; }
  .hero h1 { font-size: 30px; }
  .hero-sub { font-size: 16.5px; }
  .hero-inner { padding: 56px 0 48px; }
  .proof-grid { grid-template-columns: 1fr; gap: 0; }
  .scene-grid, .proj-grid, .cap-grid, .res-grid, .why-grid { grid-template-columns: 1fr; }
  .qual-side { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .page-hero h1 { font-size: 28px; }
  .cta-inner { padding: 64px 0; }
  .cta h2 { font-size: 26px; }
  .pipeline { flex-direction: column; gap: 14px; }
  .pipe-step + .pipe-step { margin-left: 0; }
  .pipe-step + .pipe-step::before { content: "↓"; left: 50%; top: -14px; transform: translateX(-50%); }
  .timeline { grid-template-columns: 74px 22px 1fr; }
  .tl-time { font-size: 13.5px; }
  .tl-content { padding-left: 18px; }
  .data-table { font-size: 13px; }
  .hero-cta .btn { width: 100%; }
  .form-card { padding: 24px; }
  .footer-bottom { grid-template-columns: 1fr; gap: 10px; padding: 24px 0 28px; }
  .footer-bottom > span:nth-child(1),
  .footer-bottom > span:nth-child(2),
  .footer-bottom > span:nth-child(3) { justify-self: start; }
  .proof-item { padding: 22px 0; }
  .proof-item:nth-child(n+2) { border-top: 1px solid var(--line); }
  .proof-key { font-size: 20px; }
  .res-title { min-height: 0; }
  .cap-card h3 { min-height: 0; }
  .evo-row { grid-template-columns: 1fr; gap: 10px; padding: 30px 0; }
  .evo-num { font-size: 40px; }
  .evo-items span { padding: 4px 12px; }
  .why-line { grid-template-columns: 1fr; }
  .wl-item { border-left: 0; border-top: 1px solid var(--line); padding: 26px 0; }
  .wl-item:first-child { border-top: 0; padding-top: 0; }
  .today-sec { padding: 56px 0; }
  .qual-banner .qual-main { padding: 32px 26px; }
}
/* 窄桌面（1024–1199）：卡片栅格提前收缩为 2 列，避免四列过窄 */
@media (min-width: 1024px) and (max-width: 1199px) {
  .scene-grid, .proj-grid, .cap-grid, .res-grid, .why-grid, .proof-grid { grid-template-columns: repeat(2, 1fr); }
}
/* 窄桌面下 Footer 转两列，保证联系方式列宽度足够（仅影响页脚） */
@media (min-width: 768px) and (max-width: 1099px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}