/* ==========================================================================
   西安云志厉行网络科技有限公司 — 官网样式表
   风格：Swiss Modernism 2.0 + Trust & Authority
   全本地资源，无外部字体与 CDN 依赖
   ========================================================================== */

/* ---------- 1. 设计令牌 ---------- */
:root {
  /* 色彩 */
  --ink:      #0F172A;
  --ink-2:    #334155;
  --muted:    #64748B;
  --brand:    #1F4E79;
  --brand-d:  #173B5C;
  --brand-2:  #6BA9CE;
  --bg:       #FFFFFF;
  --bg-soft:  #F8FAFC;
  --bg-tint:  #EFF3F8;
  --line:     #E2E8F0;
  --line-2:   #CBD5E1;

  /* 字体 */
  --font: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei",
          "Source Han Sans SC", "Noto Sans CJK SC", system-ui, -apple-system,
          "Segoe UI", Roboto, sans-serif;

  /* 间距（8px 基准） */
  --s1: .5rem; --s2: 1rem; --s3: 1.5rem; --s4: 2rem;
  --s5: 3rem;  --s6: 4rem; --s7: 6rem;

  /* 容器 */
  --container: 1200px;
  --pad: 1.5rem;

  /* 其他 */
  --radius: 4px;
  --radius-lg: 8px;
  --nav-h: 72px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);
  --shadow-md: 0 4px 16px rgba(15, 23, 42, .08);
  --shadow-lg: 0 12px 40px rgba(15, 23, 42, .12);
  --ease: cubic-bezier(.4, 0, .2, 1);

  /* z-index 分级 */
  --z-nav: 50; --z-menu: 40; --z-top: 60;
}

/* ---------- 2. 基础重置 ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 1rem); }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--ink-2);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
h1, h2, h3, h4 { margin: 0; color: var(--ink); font-weight: 600; line-height: 1.3; letter-spacing: -.01em; }
p  { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, picture, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }

:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 3px;
  border-radius: 2px;
}

/* 跳至主内容（键盘可达性） */
.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: var(--z-top);
  padding: .75rem 1.25rem; background: var(--brand); color: #fff; font-weight: 600;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* ---------- 3. 布局原语 ---------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--pad); }
.container--cap-wide { max-width: 1440px; }
.section   { padding-block: var(--s7); }
.section--soft { background: var(--bg-soft); }
.section--tint { background: var(--bg-tint); }
.section--tight { padding-block: var(--s6); }

.grid { display: grid; gap: var(--s4); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ---------- 4. 区块标题 ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .8125rem; font-weight: 600; letter-spacing: .12em;
  text-transform: uppercase; color: var(--brand);
}
.eyebrow::before { content: ""; width: 24px; height: 2px; background: var(--brand); }

.section-head { max-width: 720px; margin-bottom: var(--s5); }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head--center .eyebrow { justify-content: center; }
.section-head h2 { margin-top: var(--s2); font-size: clamp(1.75rem, 3.4vw, 2.5rem); }
.section-head p  { margin-top: var(--s2); font-size: 1.0625rem; color: var(--muted); }

/* ---------- 5. 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .8125rem 1.75rem;
  font-size: .9375rem; font-weight: 600; border-radius: var(--radius);
  border: 1px solid transparent; cursor: pointer;
  transition: background-color .2s var(--ease), color .2s var(--ease),
              border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.btn svg { width: 16px; height: 16px; flex: none; }
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-d); box-shadow: var(--shadow-md); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-2); }
.btn-ghost:hover { border-color: var(--brand); color: var(--brand); background: var(--bg-tint); }
.btn-light { background: rgba(255,255,255,.12); color: #fff; border-color: rgba(255,255,255,.35); }
.btn-light:hover { background: rgba(255,255,255,.22); border-color: rgba(255,255,255,.6); }
.btn-sm { padding: .5rem 1.125rem; font-size: .875rem; }

.link-arrow {
  display: inline-flex; align-items: center; gap: .375rem;
  font-size: .9375rem; font-weight: 600; color: var(--brand);
  transition: gap .2s var(--ease), color .2s var(--ease);
}
.link-arrow svg { width: 15px; height: 15px; }
.link-arrow:hover { gap: .625rem; color: var(--brand-d); }

/* ---------- 6. 导航 ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; height: var(--nav-h); z-index: var(--z-nav);
  background: rgba(255,255,255,.9);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .25s var(--ease);
}
.nav.is-scrolled { box-shadow: var(--shadow-sm); }
.nav__inner { display: flex; align-items: center; gap: var(--s4); height: 100%; }

.brand { display: flex; align-items: center; gap: .625rem; flex: none; }
.brand__mark { width: 32px; height: 32px; flex: none; }
.brand__text { display: flex; flex-direction: column; line-height: 1.15; }
.brand__cn {
  font-size: .9375rem; font-weight: 500; color: var(--ink-2);
  letter-spacing: .01em; white-space: nowrap;
}
.brand__cn b { font-weight: 700; color: var(--ink); }
.brand__en {
  font-size: .5625rem; font-weight: 500; color: var(--muted);
  letter-spacing: .1em; text-transform: uppercase; white-space: nowrap;
}

.nav__links { display: flex; align-items: center; gap: .25rem; margin-left: auto; }
.nav__links a {
  position: relative; padding: .5rem .875rem; font-size: .9375rem; font-weight: 500;
  color: var(--ink-2); border-radius: var(--radius);
  transition: color .2s var(--ease), background-color .2s var(--ease);
}
.nav__links a:hover { color: var(--brand); background: var(--bg-tint); }
.nav__links a[aria-current="page"] { color: var(--brand); font-weight: 600; }
.nav__links a[aria-current="page"]::after {
  content: ""; position: absolute; left: .875rem; right: .875rem; bottom: -.25rem;
  height: 2px; background: var(--brand); border-radius: 2px;
}
.nav__cta { flex: none; }
.nav__cta-mobile { display: none; }

.nav__toggle {
  display: none; margin-left: auto; width: 44px; height: 44px;
  align-items: center; justify-content: center;
  background: transparent; border: 1px solid var(--line); border-radius: var(--radius);
  color: var(--ink);
}
.nav__toggle svg { width: 20px; height: 20px; }
.nav__toggle .icon-close { display: none; }
.nav__toggle[aria-expanded="true"] .icon-close { display: block; }
.nav__toggle[aria-expanded="true"] .icon-open  { display: none; }

/* ---------- 7. 首屏 ---------- */
.hero {
  position: relative; margin-top: var(--nav-h);
  min-height: 620px; display: flex; align-items: center;
  background: var(--ink); overflow: hidden;
}
.hero--sub { min-height: 420px; }
/* 内页首屏改用实拍照片：遮罩只压左侧文字区，右侧让照片露出来 */
.hero--sub .hero__bg img { transform: scale(1.02); animation: hero-drift 18s ease-in-out infinite alternate; }
.hero--sub .hero__scrim {
  background:
    linear-gradient(90deg, rgba(6,15,30,.93) 0%, rgba(6,15,30,.74) 34%, rgba(6,15,30,.3) 64%, rgba(6,15,30,.06) 100%),
    linear-gradient(0deg, rgba(6,15,30,.5), transparent 46%);
}
.hero--sub .hero__scan { left: 40%; animation-duration: 9s; }
.hero__bg { position: absolute; inset: 0; }
.hero__bg picture { display: block; width: 100%; height: 100%; }
.hero__bg img { width: 100%; height: 100%; object-fit: cover; }
.hero__bg video {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center; background: var(--ink);
}
.hero__bg svg { width: 100%; height: 100%; }
.hero__scrim {
  position: absolute; inset: 0;
  background:
    linear-gradient(100deg, rgba(15,23,42,.94) 0%, rgba(15,23,42,.8) 45%, rgba(15,23,42,.5) 100%),
    radial-gradient(120% 90% at 78% 30%, rgba(14,165,233,.28) 0%, transparent 62%);
}

/* 首页：全幅工业主图 + 居中海报式文案 */
.hero--home { min-height: 720px; align-items: flex-end; }
.hero--home .hero__bg { overflow: hidden; }
.hero--home .hero__bg img {
  object-position: center; transform: scale(1.01);
  animation: hero-drift 18s ease-in-out infinite alternate;
}
.hero--home .hero__scrim {
  background:
    linear-gradient(180deg, rgba(3,10,22,.08) 0%, rgba(3,10,22,.12) 34%, rgba(3,10,22,.52) 68%, rgba(3,10,22,.88) 100%),
    radial-gradient(60% 52% at 50% 78%, rgba(3,10,22,.5), transparent 72%);
}
.hero__fx { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.hero__fx::before {
  content: ""; position: absolute; top: -12%; bottom: -12%; left: -24%; width: 18%;
  background: linear-gradient(90deg, transparent, rgba(148,190,220,.12), transparent);
  transform: skewX(-8deg); animation: hero-sweep 7s ease-in-out infinite;
}
.hero__fx::after {
  content: ""; position: absolute; inset: 0 0 0 45%; opacity: .08;
  background-image:
    linear-gradient(rgba(125,211,252,.3) 1px, transparent 1px),
    linear-gradient(90deg, rgba(125,211,252,.3) 1px, transparent 1px);
  background-size: 40px 40px;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 35%, transparent 95%);
  mask-image: linear-gradient(90deg, transparent, #000 35%, transparent 95%);
}

.hero--home .hero__inner {
  width: 100%; padding-top: var(--s6); padding-bottom: clamp(3.5rem, 8vh, 5.5rem);
}
.hero--home .hero__content { max-width: 1080px; margin-inline: auto; text-align: center; }

/* 科技药丸徽章 */
.hero__badge {
  display: inline-flex; align-items: center; gap: .625rem;
  padding: .375rem .9375rem; border-radius: 100px;
  background: rgba(31, 78, 121, .35);
  border: 1px solid rgba(107, 169, 206, .38);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 2px 12px rgba(6, 15, 30, .4), inset 0 1px 0 rgba(255, 255, 255, .1);
}
.hero__badge-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: #38BDF8; box-shadow: 0 0 8px #38BDF8;
  animation: hero-dot-pulse 2s ease-in-out infinite;
}
.hero__badge-text {
  font-size: .8125rem; font-weight: 600; letter-spacing: .06em;
  color: #BAE6FD;
}
@keyframes hero-dot-pulse {
  0%, 100% { transform: scale(1); opacity: 1; box-shadow: 0 0 6px #38BDF8; }
  50% { transform: scale(1.35); opacity: .75; box-shadow: 0 0 12px #38BDF8, 0 0 20px rgba(56, 189, 248, .5); }
}

/* 主标题 */
.hero__headline {
  margin-top: 0 !important;
  font-size: clamp(2.75rem, 5.2vw, 4.75rem) !important;
  font-weight: 600 !important; line-height: 1.1 !important; letter-spacing: -.035em !important;
  color: #FFFFFF; text-wrap: balance;
  text-shadow: 0 3px 28px rgba(0,0,0,.65);
}
.hero__headline-glow {
  display: inline-block;
  background: linear-gradient(135deg, #74BAEA 0%, #A5DBF8 45%, #FFFFFF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 25px rgba(107,169,206,.32));
}

/* 导语 */
.hero--home .hero__lead {
  max-width: 720px; margin: 1rem auto 0; color: rgba(255,255,255,.92);
  font-size: clamp(1rem, 1.6vw, 1.25rem); line-height: 1.65; letter-spacing: .015em;
  text-shadow: 0 2px 16px rgba(0,0,0,.7);
}
.hero--home .hero__lead strong { color: #FFFFFF; font-weight: 600; text-shadow: 0 0 12px rgba(255,255,255,.15); }

/* 优势胶囊标签组 */
.hero__pills {
  display: flex; flex-wrap: wrap; gap: .625rem;
  margin-top: 1.25rem;
}
.hero__pill {
  display: inline-flex; align-items: center; gap: .375rem;
  padding: .3125rem .6875rem; border-radius: 6px;
  background: rgba(15, 23, 42, .65);
  border: 1px solid rgba(107, 169, 206, .28);
  font-size: .8125rem; font-weight: 500; color: #E2E8F0;
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  transition: border-color .2s var(--ease), transform .2s var(--ease);
}
.hero__pill:hover {
  border-color: rgba(107, 169, 206, .6);
  transform: translateY(-1px);
}
.hero__pill svg { width: 14px; height: 14px; color: #38BDF8; flex: none; }

/* 按钮组与高质感 CTA */
.hero--home .hero__actions {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem;
  margin-top: 1.75rem;
}
.btn-hero-primary {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  min-width: 180px; padding: .875rem 1.875rem; font-size: .9375rem; font-weight: 600;
  color: #0F172A; border-radius: 999px; background: #FFFFFF;
  border: 1px solid #FFFFFF; box-shadow: 0 6px 22px rgba(0,0,0,.28);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), color .25s var(--ease);
}
.btn-hero-primary:hover {
  color: #0C4A6E; transform: translateY(-2px); background: #E0F2FE;
  box-shadow: 0 10px 28px rgba(0,0,0,.34);
}
.btn-hero-primary svg {
  width: 16px; height: 16px; transition: transform .25s var(--ease);
}
.btn-hero-primary:hover svg {
  transform: translateX(4px);
}

.btn-hero-secondary {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  min-width: 180px; padding: .875rem 1.75rem; font-size: .9375rem; font-weight: 600;
  color: #FFFFFF; border-radius: 999px;
  background: rgba(3,10,22,.3); border: 1px solid rgba(255,255,255,.72);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  transition: background .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease), color .25s var(--ease);
}
.btn-hero-secondary:hover {
  background: rgba(255,255,255,.14); border-color: #FFFFFF;
  color: #FFFFFF; transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, .2);
}
.btn-hero-secondary svg {
  width: 15px; height: 15px; color: #93C5FD;
}

/* 视觉检测特效层：角框 + 扫描线，呼应目标检测主题 */
.hero__box {
  --c: rgba(148,190,220,.95); --t: 2px; --l: 20px;
  position: absolute; border-radius: 2px;
  background:
    linear-gradient(var(--c),var(--c)) 0 0     / var(--l) var(--t) no-repeat,
    linear-gradient(var(--c),var(--c)) 0 0     / var(--t) var(--l) no-repeat,
    linear-gradient(var(--c),var(--c)) 100% 0  / var(--l) var(--t) no-repeat,
    linear-gradient(var(--c),var(--c)) 100% 0  / var(--t) var(--l) no-repeat,
    linear-gradient(var(--c),var(--c)) 0 100%  / var(--l) var(--t) no-repeat,
    linear-gradient(var(--c),var(--c)) 0 100%  / var(--t) var(--l) no-repeat,
    linear-gradient(var(--c),var(--c)) 100% 100% / var(--l) var(--t) no-repeat,
    linear-gradient(var(--c),var(--c)) 100% 100% / var(--t) var(--l) no-repeat;
  opacity: 0; animation: hero-lock 9s ease-in-out infinite;
}
.hero__box--a { left: 58%; top: 20%; width: 15%; height: 26%; animation-delay: .4s; }
.hero__box--b { left: 76%; top: 50%; width: 12%; height: 22%; animation-delay: 2.1s; --l: 15px; }
.hero__box--c { left: 63%; top: 66%; width: 9%;  height: 15%; animation-delay: 3.6s; --l: 12px; --c: rgba(170,205,230,.8); }

.hero__scan {
  position: absolute; left: 46%; right: 0; height: 2px; top: 8%;
  background: linear-gradient(90deg, transparent, rgba(148,190,220,.55) 35%, rgba(170,205,230,.8) 50%, rgba(148,190,220,.55) 65%, transparent);
  box-shadow: 0 0 22px rgba(148,190,220,.4);
  animation: hero-scan 7s cubic-bezier(.45,0,.55,1) infinite;
}

@keyframes hero-lock {
  0%, 6%   { opacity: 0; transform: scale(1.06); }
  14%      { opacity: 1; transform: scale(1); }
  38%      { opacity: 1; transform: scale(1); }
  48%, 100%{ opacity: 0; transform: scale(1); }
}
@keyframes hero-scan {
  0%        { top: 6%;  opacity: 0; }
  8%        { opacity: 1; }
  88%       { opacity: 1; }
  100%      { top: 90%; opacity: 0; }
}

@keyframes hero-drift {
  from { transform: scale(1.02) translate3d(0,0,0); }
  to { transform: scale(1.07) translate3d(-1%,.5%,0); }
}
@keyframes hero-sweep {
  0%, 15% { transform: translateX(0) skewX(-8deg); opacity: 0; }
  34% { opacity: 1; }
  70%, 100% { transform: translateX(720%) skewX(-8deg); opacity: 0; }
}
.hero__inner { position: relative; z-index: 1; padding-block: var(--s6); }
.hero__content { max-width: 760px; color: #fff; }
.hero .eyebrow { color: var(--brand-2); }
.hero .eyebrow::before { background: var(--brand-2); }
.hero h1 {
  margin-top: var(--s3); color: #fff;
  font-size: clamp(2rem, 5.2vw, 3.5rem); font-weight: 700; letter-spacing: -.02em;
}

/* 公司全称作为主标题：主体名放大，后缀稍收，整体仍是一个完整法定名称 */
.hero__name {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 0 .125em;
  margin-top: var(--s3); letter-spacing: 0;
}
.hero__name-key  { font-size: clamp(2.125rem, 5.4vw, 3.75rem); font-weight: 700; letter-spacing: .01em; }
.hero__name-rest { font-size: clamp(1.5rem, 3.4vw, 2.375rem); font-weight: 500; color: rgba(255,255,255,.86); letter-spacing: .02em; }

/* 首屏标语（原主标题降级而来） */
.hero__tagline {
  position: relative; margin-top: var(--s3); padding-left: 1rem;
  font-size: clamp(1.0625rem, 1.9vw, 1.4375rem); font-weight: 500;
  color: var(--brand-2); letter-spacing: .01em;
}
.hero__tagline::before {
  content: ""; position: absolute; left: 0; top: .3em; bottom: .3em;
  width: 3px; background: var(--brand-2); border-radius: 2px;
}

/* 内页首屏的公司名 kicker */
.hero__org {
  margin-bottom: .875rem; font-size: .875rem; font-weight: 500;
  color: rgba(255,255,255,.72); letter-spacing: .04em;
}
.hero__lead {
  margin-top: var(--s3); max-width: 620px;
  font-size: clamp(1rem, 1.6vw, 1.1875rem); color: rgba(255,255,255,.82);
}
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--s2); margin-top: var(--s4); }
.hero__tags { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: var(--s5); }
.hero__tags span {
  padding: .375rem .875rem; font-size: .8125rem; font-weight: 500;
  color: rgba(255,255,255,.9); border: 1px solid rgba(255,255,255,.28);
  border-radius: 100px;
}

/* 首屏底部统计条 */
.hero-stats { border-bottom: 1px solid var(--line); background: var(--bg-soft); }
.hero-stats__grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.hero-stats__item { padding: var(--s4) var(--s3); text-align: center; border-left: 1px solid var(--line); }
.hero-stats__item:first-child { border-left: 0; }
.hero-stats__k { font-size: 1.5rem; font-weight: 700; color: var(--brand); letter-spacing: -.01em; }
.hero-stats__v { margin-top: .25rem; font-size: .875rem; color: var(--muted); }

/* ---------- 8. 卡片 ---------- */
.card {
  display: flex; flex-direction: column;
  background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
a.card, .card--link { cursor: pointer; }
.card:hover { border-color: var(--brand); box-shadow: var(--shadow-md); }
.card__media { position: relative; aspect-ratio: 16 / 10; background: var(--bg-soft); overflow: hidden; }
.card__media picture { display: block; width: 100%; height: 100%; }
.card__media img, .card__media svg { width: 100%; height: 100%; object-fit: cover; }
.card__media img { transition: transform .5s var(--ease), filter .5s var(--ease); }
.card:hover .card__media img { transform: scale(1.06); filter: saturate(1.08); }
/* 图片底部压深一点，和卡片文字区衔接更稳 */
.card__media::after {
  content: ""; position: absolute; inset: 55% 0 0; pointer-events: none;
  background: linear-gradient(to bottom, transparent, rgba(15,23,42,.18));
}
.card__body { display: flex; flex-direction: column; gap: .625rem; padding: var(--s3); flex: 1; }
.card__title { display: flex; align-items: center; gap: .5rem; font-size: 1.125rem; }
.card__title svg { width: 20px; height: 20px; flex: none; color: var(--brand); }
.card__text  { font-size: .9375rem; color: var(--muted); }
.card__foot  { margin-top: auto; padding-top: var(--s2); }

/* 5 项内容的网格：3 + 2 布局，两行都填满，不留空格 */
.scene-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.scene-grid > * { grid-column: span 2; }
.scene-grid > *:nth-child(4),
.scene-grid > *:nth-child(5) { grid-column: span 3; }
.scene-grid > *:nth-child(4) .card__media,
.scene-grid > *:nth-child(5) .card__media { aspect-ratio: 16 / 8.5; }

/* 优势：5 项排成紧凑一行，文字少所以不需要大卡片 */
.adv-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); gap: var(--s3); }
.adv-grid .cap-card { padding: var(--s3); }
.adv-grid .cap-card__icon { width: 34px; height: 34px; }
.adv-grid .cap-card h3 { margin-top: var(--s2); font-size: 1.0625rem; }
.adv-grid .cap-card p { margin-top: .375rem; font-size: .875rem; }

/* 关键词标签：替代整句描述，更短也更像图形 */
.tagrow { display: flex; flex-wrap: wrap; gap: .375rem; }
.tagrow span {
  padding: .1875rem .625rem; font-size: .8125rem; font-weight: 500;
  color: var(--brand-d); background: var(--bg-tint);
  border: 1px solid rgba(3,105,161,.14); border-radius: 100px;
  transition: background-color .2s var(--ease), border-color .2s var(--ease);
}
.card:hover .tagrow span { background: #E3F1FA; border-color: rgba(3,105,161,.3); }

/* 编号能力卡 */
.cap-card { position: relative; padding: var(--s4); background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius-lg); transition: border-color .2s var(--ease), box-shadow .2s var(--ease); }
.cap-card:hover { border-color: var(--brand); box-shadow: var(--shadow-md); }
.cap-card__icon { width: 44px; height: 44px; color: var(--brand); }
.cap-card__num {
  position: absolute; top: var(--s3); right: var(--s4);
  font-size: 2.5rem; font-weight: 700; color: var(--line); line-height: 1; letter-spacing: -.03em;
}
.cap-card h3 { margin-top: var(--s3); font-size: 1.1875rem; }
.cap-card p  { margin-top: .625rem; font-size: .9375rem; color: var(--muted); }

/* 首页核心能力图片卡 */
.cap-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(var(--s3), 2vw, var(--s4)); width: 100%; margin-inline: auto;
}
.cap-visual {
  position: relative; aspect-ratio: 16 / 9;
  overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg);
  background: var(--ink); box-shadow: var(--shadow-sm);
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.cap-visual picture, .cap-visual img { width: 100%; height: 100%; }
.cap-visual img {
  object-fit: cover;
  transition: transform .45s var(--ease), filter .45s var(--ease);
}
.cap-visual::after {
  content: ""; position: absolute; inset: 38% 0 0;
  background: linear-gradient(to bottom, transparent, rgba(15,23,42,.9));
  pointer-events: none;
}
.cap-visual h3 {
  position: absolute; z-index: 1; left: var(--s4); right: var(--s4); bottom: var(--s4);
  color: #fff; font-size: clamp(1.25rem, 2vw, 1.5rem); font-weight: 600; letter-spacing: .01em;
}
.cap-visual:hover { border-color: var(--brand-2); box-shadow: var(--shadow-lg); }
.cap-visual:hover img { transform: scale(1.045); filter: saturate(1.06); }

/* 要点列表 */
.ticks { display: grid; gap: .75rem; margin-top: var(--s3); }
.ticks li { position: relative; padding-left: 1.75rem; font-size: .9375rem; color: var(--ink-2); }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: .55em;
  width: 14px; height: 8px; border-left: 2px solid var(--brand); border-bottom: 2px solid var(--brand);
  transform: rotate(-45deg); border-radius: 1px;
}

/* ---------- 9. 图文交错区块 ---------- */
.split { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s6); align-items: center; }
.split + .split { margin-top: var(--s7); }
.split--flip .split__media { order: 2; }
.split__media { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); background: var(--bg-soft); }
.split__media img, .split__media svg { width: 100%; height: auto; }
.split__body h2 { display: flex; align-items: center; gap: .625rem; font-size: clamp(1.375rem, 2.4vw, 1.875rem); margin-top: var(--s2); }
.split__body h2 svg { width: 28px; height: 28px; flex: none; color: var(--brand); }
.split__body > p { margin-top: var(--s3); color: var(--muted); }

/* ---------- 10. 案例 ---------- */
.case { border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; background: var(--bg); }
.case + .case { margin-top: var(--s6); }
.case__head { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s2); padding: var(--s3) var(--s4); border-bottom: 1px solid var(--line); background: var(--bg-soft); }
.case__no { font-size: .75rem; font-weight: 700; letter-spacing: .1em; color: #fff; background: var(--brand); padding: .25rem .625rem; border-radius: 3px; }
.case__head h2 { font-size: 1.25rem; }
.case__media img { width: 100%; height: auto; }
.case__figcap { padding: .75rem var(--s4); font-size: .8125rem; color: var(--muted); text-align: center; background: var(--bg-soft); border-bottom: 1px solid var(--line); }
.case__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s4); padding: var(--s4); }
.case__block h3 { font-size: .875rem; font-weight: 700; color: var(--brand); letter-spacing: .04em; }
.case__block p  { margin-top: .5rem; font-size: .9375rem; color: var(--ink-2); }
.case__block--value { grid-column: 1 / -1; padding: var(--s3); background: var(--bg-tint); border-left: 3px solid var(--brand); border-radius: 0 var(--radius) var(--radius) 0; }
.case__note { margin: 0 var(--s4) var(--s4); padding: .75rem 1rem; font-size: .875rem; color: #9A3412; background: #FFF7ED; border: 1px solid #FED7AA; border-radius: var(--radius); }

/* ---------- 11. 流程步骤 ---------- */
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--s3); }
.step { position: relative; padding-top: var(--s4); }
.step::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  position: absolute; top: 0; left: 0;
  font-size: .875rem; font-weight: 700; color: var(--brand); letter-spacing: .06em;
}
.step::after { content: ""; position: absolute; top: 2.35rem; left: 0; right: 0; height: 1px; background: var(--line); }
.step:last-child::after { right: auto; width: 28px; }
.step__dot { position: relative; z-index: 1; width: 12px; height: 12px; margin-top: 1.85rem; border-radius: 50%; background: var(--brand); box-shadow: 0 0 0 4px var(--bg); }
.step h3 { margin-top: var(--s3); font-size: 1.0625rem; }
.step p  { margin-top: .5rem; font-size: .875rem; color: var(--muted); }

/* ---------- 12. 场景条目 ---------- */
.scene { display: grid; grid-template-columns: 200px 1fr; gap: var(--s4); align-items: start; padding: var(--s4) 0; border-top: 1px solid var(--line); }
.scene:last-child { border-bottom: 1px solid var(--line); }
.scene__label { display: flex; align-items: center; gap: .75rem; }
.scene__label svg { width: 28px; height: 28px; color: var(--brand); flex: none; }
.scene__label h3 { font-size: 1.125rem; }
.scene__tags { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .75rem; }
.scene__tags span { padding: .25rem .75rem; font-size: .8125rem; color: var(--brand-d); background: var(--bg-tint); border-radius: 100px; }

/* ---------- 13. 占位框 ---------- */
.ph {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: .375rem; padding: var(--s4) var(--s2); text-align: center;
  background:
    repeating-linear-gradient(45deg, transparent 0 10px, rgba(3,105,161,.035) 10px 20px),
    var(--bg-soft);
  border: 2px dashed var(--line-2); border-radius: var(--radius-lg);
  color: var(--muted);
}
.ph__id { font-size: .6875rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--brand); }
.ph__size { font-size: .8125rem; font-weight: 600; color: var(--ink-2); font-variant-numeric: tabular-nums; }
.ph__desc { max-width: 30ch; font-size: .8125rem; line-height: 1.5; }
.ph--16x10 { aspect-ratio: 16 / 10; }
.ph--3x2   { aspect-ratio: 3 / 2; }
.ph--4x3   { aspect-ratio: 4 / 3; }
.ph--16x9  { aspect-ratio: 16 / 9; }
.ph--sq    { aspect-ratio: 1; }

/* 待填写标记 */
.todo {
  display: inline-block; padding: .0625rem .5rem;
  font-size: inherit; font-weight: 600; color: #92400E;
  background: #FEF3C7; border: 1px solid #FDE68A; border-radius: 3px;
}

/* ---------- 14. CTA 区 ---------- */
.cta { position: relative; overflow: hidden; background: var(--ink); color: #fff; }
.cta::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(90% 130% at 88% 20%, rgba(14,165,233,.3) 0%, transparent 60%);
}
.cta__inner { position: relative; z-index: 1; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--s4); padding-block: var(--s6); }
.cta h2 { color: #fff; font-size: clamp(1.5rem, 3vw, 2.125rem); }
.cta p  { margin-top: .75rem; color: rgba(255,255,255,.78); max-width: 52ch; }
.cta__actions { display: flex; flex-wrap: wrap; gap: var(--s2); }

/* ---------- 15. 表单 ---------- */
.form { display: grid; gap: var(--s3); }
.form__row { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s3); }
.field { display: grid; gap: .5rem; }
.field label { font-size: .875rem; font-weight: 600; color: var(--ink); }
.field label .req { color: #DC2626; }
.field input, .field textarea, .field select {
  width: 100%; padding: .75rem .875rem;
  font: inherit; font-size: .9375rem; color: var(--ink);
  background: var(--bg); border: 1px solid var(--line-2); border-radius: var(--radius);
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.field input:hover, .field textarea:hover, .field select:hover { border-color: var(--muted); }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px rgba(31,78,121,.16);
}
.field textarea { min-height: 132px; resize: vertical; }
.field__err { display: none; font-size: .8125rem; color: #DC2626; }
.field.is-invalid input, .field.is-invalid textarea { border-color: #DC2626; }
.field.is-invalid .field__err { display: block; }
.form__note { font-size: .8125rem; color: var(--muted); }
.form__status { display: none; padding: .875rem 1rem; font-size: .9375rem; border-radius: var(--radius); }
.form__status.is-visible { display: block; }
.form__status--ok { color: #065F46; background: #ECFDF5; border: 1px solid #A7F3D0; }
.form__status--err { color: #991B1B; background: #FEF2F2; border: 1px solid #FECACA; }
.form__trap {
  position: absolute !important; left: -9999px !important;
  width: 1px !important; height: 1px !important; overflow: hidden !important;
}
.form .btn[disabled] { cursor: wait; opacity: .72; transform: none; }

/* 联系信息条目 */
.contact-list { display: grid; gap: var(--s3); }
.contact-item { display: grid; grid-template-columns: 40px 1fr; gap: var(--s2); align-items: start; }
.contact-item svg { width: 22px; height: 22px; margin-top: .25rem; color: var(--brand); }
.contact-item dt { font-size: .8125rem; font-weight: 600; color: var(--muted); }
.contact-item dd { margin: .125rem 0 0; font-size: 1rem; color: var(--ink); }

/* 联系页高德地图 */
.map-embed {
  overflow: hidden; background: var(--bg); border: 1px solid var(--line);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-sm);
}
.map-embed__bar {
  display: flex; align-items: center; justify-content: space-between; gap: var(--s3);
  padding: var(--s3) var(--s4); border-bottom: 1px solid var(--line);
}
.map-embed__bar > div { display: grid; gap: .25rem; }
.map-embed__bar strong { color: var(--ink); font-size: 1rem; }
.map-embed__bar span { color: var(--muted); font-size: .875rem; }
.map-embed__bar .btn { flex: none; }
.map-embed__frame {
  display: block; width: 100%; height: clamp(360px, 48vw, 600px); border: 0;
  background: var(--bg-soft);
}
/* 地图区：没有 Key 时显示地址卡，有 Key 时换成静态地图图片 */
.map-embed__stage { position: relative; }
.map-embed__stage .map-embed__frame { height: clamp(360px, 48vw, 600px); }
.map-embed__static {
  display: block; width: 100%; height: clamp(360px, 48vw, 600px);
  object-fit: cover; border-top: 1px solid var(--line);
}
.map-embed__static[hidden] { display: none; }

/* 自绘图钉：底图中心即公司坐标，所以定位在正中；尖端对准中心点 */
.map-pin {
  position: absolute; left: 50%; top: 50%;
  width: 40px; height: 55px;
  transform: translate(-50%, -100%);
  pointer-events: none; z-index: 1;
  filter: drop-shadow(0 4px 10px rgba(15, 23, 42, .38));
}
.map-pin[hidden] { display: none; }
.map-pin svg { width: 100%; height: 100%; display: block; }
.map-pin__body { fill: #E0301E; stroke: #fff; stroke-width: 2.4; }
.map-pin__dot  { fill: #fff; }

/* 落点光晕，让位置更容易被一眼找到 */
.map-pin::after {
  content: ""; position: absolute; left: 50%; bottom: -7px;
  width: 22px; height: 8px; transform: translateX(-50%);
  background: radial-gradient(closest-side, rgba(224,48,30,.42), transparent 72%);
}

@media (max-width: 560px) {
  .map-pin { width: 32px; height: 44px; }
}

/* 地址卡：紧凑、完整，不做成"待加载"的空框 */
.map-card {
  display: flex; flex-direction: column; align-items: center; gap: .5rem;
  padding: clamp(2rem, 4vw, 3rem) var(--s4);
  text-align: center; border-top: 1px solid var(--line);
  background:
    repeating-linear-gradient(0deg, transparent 0 39px, rgba(31,78,121,.05) 39px 40px),
    repeating-linear-gradient(90deg, transparent 0 39px, rgba(31,78,121,.05) 39px 40px),
    var(--bg-soft);
}
.map-card__pin { width: 32px; height: 32px; color: var(--brand); }
.map-card__line1 { margin-top: .25rem; font-size: 1.0625rem; font-weight: 600; color: var(--ink); }
.map-card__line2 { font-size: .9375rem; color: var(--muted); }
.map-card .btn { margin-top: var(--s2); }

.map-embed[data-map-state="loading"] .map-embed__stage::after {
  content: "地图加载中…"; position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: .875rem; color: var(--muted); background: var(--bg-soft);
  pointer-events: none;
}

/* ---------- 16. 页脚 ---------- */
/* 页脚品牌：公司全称放大一档，作为页脚的署名主体 */
.footer .brand__cn { font-size: 1rem; }
.footer .brand__cn b { color: #fff; }
.footer .brand__mark { width: 36px; height: 36px; }
.footer { padding-block: var(--s6) var(--s4); color: rgba(255,255,255,.7); background: var(--ink); font-size: .875rem; }
.footer a { transition: color .2s var(--ease); }
.footer a:hover { color: #fff; }
.footer__top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: var(--s5); padding-bottom: var(--s5); border-bottom: 1px solid rgba(255,255,255,.12); }
.footer .brand__cn { color: #fff; }
.footer .brand__en { color: rgba(255,255,255,.5); }
.footer__desc { margin-top: var(--s3); max-width: 34ch; line-height: 1.8; }
.footer h3 { font-size: .875rem; color: #fff; letter-spacing: .04em; }
.footer ul { margin-top: var(--s2); display: grid; gap: .625rem; }
.footer__bottom { display: flex; flex-wrap: wrap; gap: var(--s2) var(--s4); justify-content: space-between; padding-top: var(--s4); font-size: .8125rem; color: rgba(255,255,255,.5); }

/* ---------- 17. 滚动淡入 ---------- */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .5s var(--ease), transform .5s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }

/* ---------- 18. 响应式 ---------- */
@media (max-width: 1024px) {
  :root { --s7: 4.5rem; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .adv-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .adv-grid > *:nth-child(4) { grid-column: 1 / 2; }
  .adv-grid > *:nth-child(5) { grid-column: 2 / 4; }
  .steps  { grid-template-columns: repeat(2, 1fr); gap: var(--s4); }
  .step::after { display: none; }
  .footer__top { grid-template-columns: 1fr 1fr; gap: var(--s4); }
}

@media (max-width: 900px) {
  .nav__links, .nav__cta { display: none; }
  .nav__toggle { display: inline-flex; }
  .nav__links.is-open {
    display: flex; flex-direction: column; align-items: stretch; gap: 0;
    position: fixed; inset: var(--nav-h) 0 auto 0; z-index: var(--z-menu);
    padding: var(--s2) var(--pad) var(--s3);
    background: var(--bg); border-bottom: 1px solid var(--line); box-shadow: var(--shadow-lg);
  }
  .nav__links.is-open a { padding: .875rem .25rem; border-bottom: 1px solid var(--line); }
  .nav__links.is-open a[aria-current="page"]::after { display: none; }
  .nav__links.is-open .nav__cta-mobile { display: block; margin-top: var(--s3); }
  .nav__cta-mobile .btn { width: 100%; }
}

@media (max-width: 768px) {
  :root { --pad: 1.25rem; --s7: 3.5rem; --s6: 2.5rem; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .scene-grid, .adv-grid { grid-template-columns: 1fr; }
  .scene-grid > *, .scene-grid > *:nth-child(4), .scene-grid > *:nth-child(5) { grid-column: auto; }
  .scene-grid > *:nth-child(4) .card__media,
  .scene-grid > *:nth-child(5) .card__media { aspect-ratio: 16 / 10; }
  .split { grid-template-columns: 1fr; gap: var(--s4); }
  .split--flip .split__media { order: 0; }
  .hero { min-height: 520px; }
  .hero--home { min-height: 640px; }
  .hero--home .hero__bg img { object-position: 57% center; }
  .hero--home .hero__scrim {
    background:
      linear-gradient(180deg, rgba(3,10,22,.08) 0%, rgba(3,10,22,.2) 35%, rgba(3,10,22,.72) 68%, rgba(3,10,22,.96) 100%),
      radial-gradient(80% 48% at 50% 78%, rgba(3,10,22,.54), transparent 78%);
  }
  .hero--home .hero__inner { padding-bottom: 2.75rem; }
  .hero--home .hero__headline { font-size: clamp(2.35rem, 11vw, 3.5rem) !important; }
  .hero--home .hero__lead { max-width: 34rem; }
  .hero__fx::after { left: 38%; opacity: .06; }
  .hero--sub { min-height: 300px; }
  .hero-stats__grid { grid-template-columns: repeat(2, 1fr); }
  .hero-stats__item:nth-child(3) { border-left: 0; }
  .hero-stats__item:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .case__grid { grid-template-columns: 1fr; }
  .scene { grid-template-columns: 1fr; gap: var(--s2); }
  .form__row { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; gap: var(--s4); }
  .cta__inner { flex-direction: column; align-items: flex-start; }
  .cap-grid { grid-template-columns: 1fr; gap: var(--s3); }
  .cap-visual h3 { left: var(--s3); right: var(--s3); bottom: var(--s3); }
  .map-embed__bar { align-items: flex-start; flex-direction: column; padding: var(--s3); }
  .map-embed__bar .btn { width: 100%; }
  .map-embed__frame { height: 420px; }
}

@media (max-width: 560px) {
  .brand__cn { font-size: .8125rem; }
  .brand__en { display: none; }
  .brand__mark { width: 28px; height: 28px; }
  .hero__name { display: block; }
  .hero__name-rest { display: block; margin-top: .15em; }
}

@media (max-width: 480px) {
  .steps { grid-template-columns: 1fr; }
  .hero__actions .btn,
  .hero__actions .btn-hero-primary,
  .hero__actions .btn-hero-secondary { width: 100%; }
}

/* ---------- 19. 动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important; animation-iteration-count: 1 !important;
    transition-duration: .01ms !important; scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
  .hero__video { display: none; }
  .hero--home .hero__bg img { transform: none; }
  .hero__fx::before { display: none; }
}

/* ---------- 20. 打印 ---------- */
@media print {
  .nav, .cta, .footer, .hero__actions { display: none; }
  .hero { margin-top: 0; min-height: auto; background: #fff; }
  .hero__scrim, .hero__bg { display: none; }
  .hero__content, .hero h1 { color: #000; }
  body { color: #000; }
}

/* ==========================================================================
   21. 编辑感版式 —— 去卡片、去图标，靠排版层级与留白分隔
   ========================================================================== */

/* 区块导语：左对齐，标题拉大，说明文字克制 */
.lede { max-width: 46rem; margin-bottom: clamp(2.5rem, 4vw, 4rem); }
.lede h2 {
  font-size: clamp(1.875rem, 3.6vw, 3rem);
  font-weight: 600; line-height: 1.22; letter-spacing: -.02em;
}
.lede .eyebrow + h2 { margin-top: var(--s2); }
.lede p {
  margin-top: var(--s3); max-width: 40rem;
  font-size: 1.0625rem; line-height: 1.85; color: var(--muted);
}

/* 12 栅格，条目宽度靠 --span 变化，打破均匀节奏 */
.feat-grid {
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: clamp(1.5rem, 2.4vw, 2.5rem);
  row-gap: clamp(3rem, 5vw, 4.5rem);
}
.feat { grid-column: span var(--span, 4); display: block; }

.feat__img {
  position: relative; overflow: hidden; border-radius: 2px;
  background: var(--bg-soft); aspect-ratio: 3 / 2;
}
.feat__img picture { display: block; width: 100%; height: 100%; }
.feat__img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .6s var(--ease), filter .6s var(--ease);
}
.feat:hover .feat__img img { transform: scale(1.035); filter: saturate(1.05); }

.feat__no {
  margin-top: var(--s3); font-size: .75rem; font-weight: 600;
  letter-spacing: .16em; color: var(--muted); font-variant-numeric: tabular-nums;
}
.feat__title {
  margin-top: var(--s3); font-size: 1.1875rem; font-weight: 600; color: var(--ink);
  transition: color .2s var(--ease);
}
.feat__no + .feat__title { margin-top: .5rem; }
.feat:hover .feat__title {
  color: var(--ink);
  text-decoration: underline; text-underline-offset: 6px;
  text-decoration-thickness: 1px; text-decoration-color: var(--line-2);
}
.feat__desc {
  margin-top: .625rem; max-width: 34rem;
  font-size: .9375rem; line-height: 1.85; color: var(--muted);
}

.more { margin-top: clamp(2.5rem, 4vw, 3.5rem); }

/* 左标题 / 右清单的两栏结构 */
.split-lede {
  display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
  gap: clamp(2.5rem, 5vw, 5rem);
}
.split-lede .lede { margin-bottom: 0; }
.lede--sticky { position: sticky; top: calc(var(--nav-h) + 3rem); align-self: start; }
.lede--sticky h2 { letter-spacing: -.015em; }

/* 细分隔线清单，取代一排图标卡片 */
.stack { border-top: 1px solid var(--line); }
.stack__row {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2.1fr);
  align-items: center;   /* 左侧标题与右侧段落垂直居中对齐 */
  gap: var(--s3) var(--s4);
  padding-block: clamp(1.5rem, 2.4vw, 2rem);
  border-bottom: 1px solid var(--line);
}
.stack__row h3 { font-size: 1.0625rem; font-weight: 600; color: var(--ink); }
.stack__row p { font-size: .9375rem; line-height: 1.9; color: var(--muted); }

@media (max-width: 1024px) {
  .feat { grid-column: span 6 !important; }
  .split-lede { grid-template-columns: 1fr; }
  .lede--sticky { position: static; }
  .lede--sticky h2 br { display: none; }
}

@media (max-width: 700px) {
  .feat { grid-column: span 12 !important; }
  .feat-grid { row-gap: 2.5rem; }
  .stack__row { grid-template-columns: 1fr; gap: .5rem; align-items: start; }
}

/* ==========================================================================
   22. 去模板化收尾：图标移除后的补正 + 弱化过强的装饰
   ========================================================================== */

/* 联系方式：图标移除后改为单列，用小标签区分类型 */
.contact-item { grid-template-columns: 1fr; gap: 0; padding-block: var(--s3); border-top: 1px solid var(--line); }
.contact-item:first-child { border-top: 0; padding-top: 0; }
.contact-list { gap: 0; }

/* 要点列表：对勾换成克制的短横线 */
.ticks li { padding-left: 1.5rem; }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: .85em;
  width: 12px; height: 1px; border: 0; transform: none; border-radius: 0;
  background: var(--line-2);
}

/* 案例编号：蓝色实心徽章 → 克制的字距标记 */
.case__no {
  padding: 0; background: none; color: var(--muted);
  font-size: .75rem; font-weight: 600; letter-spacing: .16em;
  font-variant-numeric: tabular-nums;
}
.case__head { background: none; padding: var(--s4) var(--s4) var(--s2); border-bottom: 0; display: block; }
.case__head h2 { margin-top: .5rem; font-size: 1.375rem; }
.case { border-color: var(--line); border-radius: 2px; }
.case__figcap { background: none; border-bottom: 0; text-align: left; padding-top: .625rem; }
.case__block h3 {
  font-size: .8125rem; font-weight: 600; color: var(--muted);
  letter-spacing: .1em;
}
.case__block--value { background: var(--bg-soft); border-left-color: var(--line-2); }

/* 技术能力页：交错区块的标题层级与首页统一 */
.split__body h2 { display: block; font-size: clamp(1.5rem, 2.6vw, 2.125rem); }

/* 交付流程：去掉圆点装饰，用编号和细线表达顺序 */
.step__dot { display: none; }
.step { padding-top: var(--s3); border-top: 1px solid var(--line); }
.step::after { display: none; }
.step::before { top: var(--s3); color: var(--muted); letter-spacing: .16em; }
.step h3 { margin-top: var(--s4); }

/* section-head 与 lede 统一节奏 */
.section-head h2 { font-size: clamp(1.875rem, 3.6vw, 3rem); font-weight: 600; letter-spacing: -.02em; }
.section-head p { line-height: 1.85; }

/* 区块标题统一左对齐，去掉居中的模板感 */
.section-head--center { margin-inline: 0; text-align: left; max-width: 46rem; }
.section-head--center .eyebrow { justify-content: flex-start; }

/* 同一行的条目图片顶端与高度对齐，避免跨度不同导致标题高低不齐 */
.feat { align-self: start; }
.feat-grid { align-items: start; }