/* yuango.css — 远舸科技智慧食堂首页样式 (2026-06-03)
   作用域：首页 body[class~="post-index"] 内的元素
   注意：父级 .navbar-expand-lg 之类的 Bootstrap 类需要在 yuango 设计区域被本文件覆盖 */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --g:    #146c63;
  --gdk:  #0e5249;
  --glt:  #e6f4f1;
  --ink:  #0f1923;
  --sub:  #4a5a68;
  --line: #e4e9ee;
  --bg:   #f6f8fa;
  --amber:#f2a541;
  --r:    12px;
}

html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, 'PingFang SC', 'Helvetica Neue', 'Segoe UI', sans-serif;
  color: var(--ink); background: #fff; overflow-x: hidden;
  font-feature-settings: 'palt' 1;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* ── NAV ── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: 64px; padding: 0 56px;
  display: flex; align-items: center; justify-content: space-between;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0,0,0,.06);
  transition: box-shadow .3s;
}
.nav.scrolled { box-shadow: 0 4px 24px rgba(0,0,0,.07); }
.nav-logo { display: flex; align-items: center; gap: 10px; }
.nav-logo-sq {
  width: 34px; height: 34px; border-radius: 9px; background: var(--g);
  display: flex; align-items: center; justify-content: center;
}
.nav-logo-sq svg { width: 18px; height: 18px; fill: none; stroke: #fff; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.nav-name { font-size: 15px; font-weight: 800; letter-spacing: -.3px; color: var(--ink); }
.nav-links { display: flex; gap: 28px; list-style: none; }
.nav-links a { font-size: 13.5px; color: var(--sub); text-decoration: none; font-weight: 500; transition: color .2s; }
.nav-links a:hover, .nav-links a.on { color: var(--g); font-weight: 600; }
.nav-btn {
  background: var(--g); color: #fff; border: none;
  padding: 9px 22px; border-radius: 8px;
  font-size: 13px; font-weight: 700; cursor: pointer;
  transition: background .2s, transform .15s;
}
.nav-btn:hover { background: var(--gdk); transform: translateY(-1px); }

/* ── HERO ── */
.hero {
  min-height: 100vh;
  position: relative; overflow: hidden;
  padding-top: 64px;
  display: flex; align-items: center;
}

/* 全宽背景图 */
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
}
.hero-slide {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover; display: block;
  filter: brightness(.52) saturate(1.2);
}
.hero-bg-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(105deg,
    rgba(10,20,15,.82) 0%,
    rgba(10,22,30,.65) 55%,
    rgba(10,22,30,.4) 100%);
}

/* 内容层 */
.hero-inner {
  position: relative; z-index: 1;
  width: 100%; max-width: 1240px;
  margin: 0 auto; padding: 80px 56px;
  display: grid; grid-template-columns: 1fr 520px; gap: 80px; align-items: center;
}

/* 左侧：纯文字，不再需要背景 */
.hero-l {
  display: flex; flex-direction: column; justify-content: center;
}

/* 右侧容器 */
.hero-r { }

/* 仪表盘浮窗 */
.dash {
  background: linear-gradient(165deg, rgba(13,28,38,.92), rgba(8,22,30,.96));
  backdrop-filter: blur(24px);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 18px; overflow: hidden;
  box-shadow:
    0 32px 80px rgba(0,0,0,.45),
    0 0 0 1px rgba(255,255,255,.04) inset,
    0 1px 0 rgba(255,255,255,.06) inset;
}
.dash-bar {
  padding: 14px 20px;
  background: rgba(255,255,255,.025);
  border-bottom: 1px solid rgba(255,255,255,.06);
  display: flex; align-items: center; gap: 12px;
}
.dash-dots { display: flex; gap: 6px; }
.dash-dots span { width: 9px; height: 9px; border-radius: 50%; opacity: .85; }
.dash-dots span:nth-child(1) { background: #ff5f56; }
.dash-dots span:nth-child(2) { background: #ffbd2e; }
.dash-dots span:nth-child(3) { background: #27c93f; }
.dash-title-t { font-size: 11.5px; color: rgba(255,255,255,.5); letter-spacing: .3px; }
.dash-live { margin-left: auto; display: flex; align-items: center; gap: 6px; font-size: 10.5px; color: #6eddd3; font-weight: 600; letter-spacing: .5px; }
.dash-live::before { content:''; width:6px; height:6px; border-radius:50%; background:#6eddd3; box-shadow: 0 0 8px #6eddd3; animation: blink 2s ease-in-out infinite; }
.dash-body { padding: 22px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.dk {
  background: linear-gradient(160deg, rgba(255,255,255,.04), rgba(255,255,255,.015));
  border-radius: 12px; padding: 16px;
  border: 1px solid rgba(255,255,255,.06);
  position: relative; overflow: hidden;
}
.dk::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(110,221,211,.4), transparent);
}
.dk-l { font-size: 10.5px; color: rgba(255,255,255,.42); letter-spacing: .8px; text-transform: uppercase; margin-bottom: 8px; font-weight: 600; }
.dk-v { font-size: 22px; font-weight: 800; color: #fff; line-height: 1.05; letter-spacing: -.5px; }
.dk-v.g { color: #7eebe0; }
.dk-v.a { color: var(--amber); font-size: 14px; font-weight: 700; line-height: 1.3; }
.dk-s { font-size: 10.5px; color: rgba(255,255,255,.38); margin-top: 6px; letter-spacing: .2px; }
.dk-spark { margin-top: 8px; height: 14px; display: flex; align-items: end; gap: 2px; }
.dk-spark span {
  flex: 1; background: linear-gradient(to top, rgba(110,221,211,.4), rgba(110,221,211,.85));
  border-radius: 1px;
}

/* Hero 文字 */
.hero-chip {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid rgba(110,221,211,.4);
  background: rgba(110,221,211,.1);
  color: #6eddd3; border-radius: 24px;
  padding: 5px 14px; font-size: 12px; font-weight: 700;
  letter-spacing: .5px; margin-bottom: 28px; width: fit-content;
}
.hero-chip-dot {
  width: 6px; height: 6px; border-radius: 50%; background: #6eddd3;
  animation: blink 2s ease-in-out infinite;
}
@keyframes blink { 0%,100%{opacity:1}50%{opacity:.4} }

.hero-h1 {
  font-size: 56px; font-weight: 900; line-height: 1.1;
  letter-spacing: -2px; color: #fff; margin-bottom: 22px;
  perspective: 900px;
}
.hero-h1 .hl { color: #6eddd3; display: inline-block; position: relative; }
.hero-h1 .hl::after {
  content: '。'; color: #6eddd3; font-weight: 900;
  animation: type-cursor .8s step-end infinite;
}
@keyframes type-cursor { 0%,100%{opacity:1} 50%{opacity:0} }

.hero-sub {
  font-size: 16px; color: rgba(255,255,255,.75); line-height: 1.85;
  max-width: 380px; margin-bottom: 36px;
}
.hero-btns { display: flex; gap: 12px; margin-bottom: 52px; }
.btn-fill {
  background: var(--g); color: #fff;
  padding: 13px 26px; border-radius: 9px;
  font-weight: 700; font-size: 14px; cursor: pointer;
  transition: background .2s, transform .15s;
}
.btn-fill:hover { background: var(--gdk); transform: translateY(-1px); }
.btn-ghost {
  border: 1.5px solid rgba(255,255,255,.4); color: #fff;
  padding: 13px 26px; border-radius: 9px;
  font-weight: 600; font-size: 14px; cursor: pointer;
  transition: all .2s;
}
.btn-ghost:hover { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.7); }

.hero-kpis { display: flex; gap: 36px; }
.kpi-n { font-size: 28px; font-weight: 900; color: #fff; line-height: 1; letter-spacing: -1px; }
.kpi-n sub { font-size: 13px; }
.kpi-l { font-size: 12px; color: rgba(255,255,255,.55); margin-top: 3px; }

/* ── SECTION BASE ── */
.section { padding: 110px 0; }
.container { max-width: 1240px; margin: 0 auto; padding: 0 56px; }
.sec-tag { font-size: 11px; font-weight: 700; color: var(--g); letter-spacing: 3px; text-transform: uppercase; margin-bottom: 14px; display: block; }
.sec-title { font-size: 38px; font-weight: 900; letter-spacing: -1.2px; line-height: 1.18; margin-bottom: 14px; }
.sec-sub { font-size: 15.5px; color: var(--sub); line-height: 1.8; max-width: 540px; }
.sec-hc { text-align: center; margin-bottom: 64px; }
.sec-hc .sec-sub { margin: 0 auto; }

/* ── PRODUCTS ── */
.products { background: var(--bg); }
.prod-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; align-items: stretch; }
.prod-card {
  background: #fff; border-radius: var(--r);
  border: 1px solid var(--line); padding: 26px 26px 28px;
  position: relative; overflow: hidden;
  display: flex; flex-direction: column;
  transition: box-shadow .25s, transform .25s, border-color .25s;
}
.prod-card:hover { box-shadow: 0 16px 44px rgba(20,108,99,.1); transform: translateY(-3px); border-color: rgba(20,108,99,.18); }
.prod-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--g), #1ec8b8);
  transform: scaleX(0); transform-origin: left; transition: transform .35s ease;
}
.prod-card:hover::before { transform: scaleX(1); }

.prod-vis {
  height: 210px; border-radius: 10px; margin-bottom: 22px;
  overflow: hidden; position: relative;
  background: linear-gradient(160deg, #f0f5f4 0%, #e3eeec 100%);
  flex-shrink: 0;
}
.prod-vis::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(180deg, transparent 65%, rgba(15,25,35,.06) 100%);
}
.prod-vis img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform .6s ease;
}
.prod-card:hover .prod-vis img { transform: scale(1.04); }

.prod-tag { font-size: 10.5px; font-weight: 700; color: var(--g); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 8px; display: block; }
.prod-card h3 { font-size: 17px; font-weight: 800; margin-bottom: 10px; letter-spacing: -.2px; }
.prod-card p  { font-size: 13.5px; color: var(--sub); line-height: 1.75; flex: 1; }
.prod-more {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 18px; font-size: 13px; font-weight: 700; color: var(--g);
  letter-spacing: .2px;
}
.prod-more svg { width: 13px; height: 13px; transition: transform .25s; }
.prod-card:hover .prod-more svg { transform: translateX(5px); }

/* ── NUMBERS ── */
.numbers { background: var(--g); }
.num-grid { display: grid; grid-template-columns: repeat(4,1fr); }
.num-item {
  padding: 64px 40px; text-align: center;
  border-right: 1px solid rgba(255,255,255,.15);
}
.num-item:last-child { border-right: none; }
.num-big { font-size: 50px; font-weight: 900; color: #fff; letter-spacing: -2px; line-height: 1; }
.num-big sup { font-size: 20px; letter-spacing: 0; }
.num-lbl { font-size: 13px; color: rgba(255,255,255,.65); margin-top: 10px; }

/* ── VALUE ── */
.value-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 88px; align-items: center; }
.value-items { display: flex; flex-direction: column; gap: 32px; margin-top: 36px; }
.vi { display: flex; gap: 18px; }
.vi-icon {
  width: 46px; height: 46px; border-radius: 11px; background: var(--glt);
  flex-shrink: 0; display: flex; align-items: center; justify-content: center;
}
.vi-icon svg { width: 20px; height: 20px; stroke: var(--g); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.vi h4 { font-size: 16px; font-weight: 800; margin-bottom: 5px; }
.vi p  { font-size: 13.5px; color: var(--sub); line-height: 1.75; }

.value-vis {
  background: var(--ink); border-radius: 18px; padding: 28px;
  box-shadow: 0 24px 64px rgba(0,0,0,.12);
}
.vv-lbl { font-size: 10px; color: rgba(255,255,255,.35); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 18px; }
.vv-steps { display: flex; flex-direction: column; gap: 0; }
.vv-step { display: flex; align-items: flex-start; gap: 14px; }
.vv-line-wrap { display: flex; flex-direction: column; align-items: center; }
.vv-dot { width: 26px; height: 26px; border-radius: 50%; background: var(--g); color: #fff; font-size: 11px; font-weight: 700; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.vv-conn { width: 1.5px; flex: 1; min-height: 18px; background: rgba(255,255,255,.1); margin: 3px 0; }
.vv-text { padding: 3px 0 18px; font-size: 13px; color: rgba(255,255,255,.6); line-height: 1.5; }
.vv-text strong { color: #fff; display: block; margin-bottom: 1px; }
.vv-tag {
  display: inline-flex; align-items: center; gap: 7px; margin-top: 6px;
  background: rgba(20,108,99,.2); border: 1px solid rgba(20,108,99,.35);
  padding: 6px 14px; border-radius: 20px;
}
.vv-tag-dot { width: 6px; height: 6px; border-radius: 50%; background: #6eddd3; animation: blink 2s ease-in-out infinite; }
.vv-tag-t { font-size: 11px; color: #6eddd3; font-weight: 600; }

/* ── CASES ── */
.cases { background: var(--bg); }
.case-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; align-items: stretch; }
.case-card {
  background: #fff; border-radius: var(--r); overflow: hidden;
  border: 1px solid var(--line);
  display: flex; flex-direction: column;
  transition: box-shadow .25s, transform .25s;
}
.case-card:hover { box-shadow: 0 16px 44px rgba(0,0,0,.08); transform: translateY(-3px); }
.case-img-wrap { height: 180px; position: relative; overflow: hidden; flex-shrink: 0; }
.case-photo {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; z-index: 0;
  transition: transform .6s ease;
}
.case-card:hover .case-photo { transform: scale(1.04); }
.ci-1::before, .ci-2::before, .ci-3::before {
  content: ''; position: absolute; inset: 0; z-index: 1;
}
.ci-1::before { background: linear-gradient(135deg, rgba(14,82,73,.78), rgba(32,176,160,.55)); }
.ci-2::before { background: linear-gradient(135deg, rgba(13,59,110,.78), rgba(26,114,192,.55)); }
.ci-3::before { background: linear-gradient(135deg, rgba(45,27,105,.78), rgba(106,58,170,.55)); }
.case-lbl {
  position: absolute; bottom: 16px; left: 20px;
  color: #fff; font-size: 13.5px; font-weight: 700; z-index: 2;
  letter-spacing: .3px;
}
.case-body { padding: 20px 22px 24px; flex: 1; display: flex; flex-direction: column; }
.case-body p { margin-top: auto; }
.case-tag { font-size: 10px; font-weight: 700; color: var(--g); letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 7px; display: block; }
.case-body h4 { font-size: 15px; font-weight: 800; margin-bottom: 10px; line-height: 1.45; }
.case-body p  { font-size: 13px; color: var(--sub); line-height: 1.7; }

/* ── CONTACT ── */
.contact { background: var(--bg); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 80px; align-items: start; }
.contact-sub { font-size: 14px; color: var(--sub); line-height: 1.8; margin: 14px 0 28px; max-width: 300px; }
.c-items { display: flex; flex-direction: column; gap: 13px; }
.c-item { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--sub); }
.c-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--g); flex-shrink: 0; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 12px; }
.fi {
  width: 100%; padding: 12px 15px;
  border: 1.5px solid var(--line); border-radius: 9px;
  font-size: 14px; color: var(--ink); background: #fff;
  font-family: inherit; outline: none; transition: border-color .2s;
}
.fi:focus { border-color: var(--g); }
.ft { height: 88px; resize: none; margin-bottom: 14px; }
.fsub {
  background: var(--g); color: #fff; border: none;
  padding: 13px 34px; border-radius: 9px; cursor: pointer;
  font-size: 14px; font-weight: 700; font-family: inherit;
  transition: background .2s, transform .15s;
}
.fsub:hover { background: var(--gdk); transform: translateY(-1px); }

/* ── SUPPLY CHAIN ── */
.supply { background: #f3f8f6; }
.supply-intro {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px;
  margin-bottom: 84px; align-items: end;
}
.supply-intro-r { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.supply-intro-stat {
  background: #fff; border: 1px solid var(--line);
  border-radius: 12px; padding: 22px 22px 20px;
}
.supply-intro-stat .n { font-size: 32px; font-weight: 900; color: var(--g); letter-spacing: -1px; line-height: 1; }
.supply-intro-stat .n sub { font-size: 14px; font-weight: 700; letter-spacing: 0; }
.supply-intro-stat .l { font-size: 12.5px; color: var(--sub); margin-top: 8px; letter-spacing: .2px; }
.supply-intro p.lead {
  font-size: 15.5px; color: var(--sub); line-height: 1.9; margin-top: 18px;
}

.supply-chapters { display: flex; flex-direction: column; gap: 88px; }
.supply-chap {
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 64px;
  align-items: center;
}
.supply-chap.flip .supply-img { order: 2; }
.supply-chap.flip .supply-text { order: 1; }

.supply-img { position: relative; }
.supply-img img {
  width: 100%; aspect-ratio: 4/3; object-fit: cover;
  border-radius: 16px;
  box-shadow: 0 28px 64px rgba(20,108,99,.14);
}
.supply-img-num {
  position: absolute; top: -22px; left: -22px;
  width: 64px; height: 64px; border-radius: 50%;
  background: var(--g); color: #fff;
  font-size: 22px; font-weight: 900; letter-spacing: -.5px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 12px 28px rgba(20,108,99,.35);
}
.supply-chap.flip .supply-img-num { left: auto; right: -22px; }

.supply-text .step-lbl {
  font-size: 11px; font-weight: 700; color: var(--g);
  letter-spacing: 4px; text-transform: uppercase;
  margin-bottom: 14px; display: block;
}
.supply-text h3 {
  font-size: 30px; font-weight: 900; letter-spacing: -.8px;
  line-height: 1.2; margin-bottom: 16px;
}
.supply-text > p.intro {
  font-size: 15px; color: var(--sub);
  line-height: 1.85; margin-bottom: 28px;
}

.supply-pillars {
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px;
}
.supply-pillar {
  background: #fff; border: 1px solid var(--line);
  border-radius: 12px; padding: 18px 20px 20px;
  transition: box-shadow .25s, border-color .25s;
}
.supply-pillar:hover {
  box-shadow: 0 12px 28px rgba(20,108,99,.08);
  border-color: rgba(20,108,99,.2);
}
.supply-pillar-icon {
  width: 38px; height: 38px; border-radius: 10px; background: var(--glt);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 12px;
}
.supply-pillar-icon svg { width: 18px; height: 18px; stroke: var(--g); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.supply-pillar h4 { font-size: 14.5px; font-weight: 800; margin-bottom: 6px; letter-spacing: -.1px; }
.supply-pillar p  { font-size: 12.5px; color: var(--sub); line-height: 1.6; }

/* ── CREDENTIALS STRIP ── */
.creds {
  background: #fff; padding: 64px 0 70px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.creds-head { text-align: center; margin-bottom: 36px; }
.creds-head .sec-tag { margin-bottom: 10px; }
.creds-head .creds-lbl {
  font-size: 17px; font-weight: 700; color: var(--ink); letter-spacing: -.2px;
}
.creds-grid {
  display: grid; grid-template-columns: repeat(6,1fr); gap: 18px;
  max-width: 1240px; margin: 0 auto; padding: 0 56px;
}
.cred {
  background: var(--bg); border: 1px solid var(--line);
  border-radius: 12px; padding: 22px 14px 20px; text-align: center;
  transition: border-color .25s, background .25s;
}
.cred:hover { border-color: rgba(20,108,99,.25); background: #fff; }
.cred-icon {
  width: 38px; height: 38px; margin: 0 auto 12px;
  display: flex; align-items: center; justify-content: center;
  color: var(--g);
}
.cred-icon svg { width: 24px; height: 24px; stroke: var(--g); fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.cred-t { font-size: 12.5px; font-weight: 700; color: var(--ink); line-height: 1.4; letter-spacing: -.1px; }
.cred-s { font-size: 11px; color: var(--sub); margin-top: 4px; letter-spacing: .2px; }

/* ── SCENARIOS STRIP ── */
.scenarios { background: #fff; }
.scen-grid {
  display: grid; grid-template-columns: repeat(4,1fr); gap: 22px;
  align-items: stretch;
}
.scen-card {
  position: relative; border-radius: var(--r); overflow: hidden;
  background: var(--ink); color: #fff;
  min-height: 320px;
  display: flex; flex-direction: column; justify-content: flex-end;
  transition: transform .3s ease, box-shadow .3s ease;
}
.scen-card:hover { transform: translateY(-4px); box-shadow: 0 28px 60px rgba(0,0,0,.2); }
.scen-bg {
  position: absolute; inset: 0; z-index: 0;
}
.scen-bg img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  filter: brightness(.55) saturate(1.15);
  transition: transform .6s ease;
}
.scen-card:hover .scen-bg img { transform: scale(1.05); }
.scen-bg::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg,
    rgba(15,25,35,.15) 0%,
    rgba(15,25,35,.5) 50%,
    rgba(15,25,35,.92) 100%);
}
.scen-body {
  position: relative; z-index: 1;
  padding: 24px 22px 26px;
}
.scen-tag {
  display: inline-block;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.2);
  padding: 4px 11px; border-radius: 16px;
  font-size: 11px; font-weight: 700; color: #6eddd3;
  letter-spacing: 1.5px; text-transform: uppercase;
  margin-bottom: 14px;
}
.scen-card h3 {
  font-size: 20px; font-weight: 900; letter-spacing: -.4px;
  margin-bottom: 8px; line-height: 1.25;
}
.scen-card p {
  font-size: 12.5px; color: rgba(255,255,255,.78); line-height: 1.65;
}
.scen-meta {
  margin-top: 14px; padding-top: 12px;
  border-top: 1px solid rgba(255,255,255,.15);
  display: flex; flex-wrap: wrap; gap: 6px 10px;
}
.scen-meta span {
  font-size: 11px; color: rgba(255,255,255,.6);
}

/* ── FOOTER ── */
.yg-footer {
  background: var(--ink); padding: 36px 56px;
  display: flex; align-items: center; justify-content: space-between;
}
.ft-l { display: flex; align-items: center; gap: 10px; }
.ft-sq {
  width: 30px; height: 30px; border-radius: 8px;
  background: rgba(255,255,255,.1);
  display: flex; align-items: center; justify-content: center;
}
.ft-sq svg { width: 15px; height: 15px; fill: none; stroke: rgba(255,255,255,.55); stroke-width: 2; stroke-linecap: round; }
.ft-name { font-size: 13px; font-weight: 700; color: rgba(255,255,255,.65); }
.ft-copy { font-size: 12px; color: rgba(255,255,255,.3); }

/* ════════════════════════════════════════════════════════
   子页面通用框架（about / products / solutions / cases）
   ════════════════════════════════════════════════════════ */

/* 子页面 hero (compact 50vh) */
.page-hero {
  position: relative; overflow: hidden;
  padding: 140px 0 80px;
  background: linear-gradient(135deg, var(--ink) 0%, #1a2935 100%);
  color: #fff;
}
.page-hero-bg { position: absolute; inset: 0; z-index: 0; }
.page-hero-bg img {
  width: 100%; height: 100%; object-fit: cover;
  filter: brightness(.7) saturate(1.15);
}
.page-hero-bg::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(105deg, rgba(10,20,15,.65) 0%, rgba(10,22,30,.32) 100%);
}
.page-hero-inner {
  position: relative; z-index: 1;
  max-width: 1240px; margin: 0 auto; padding: 0 56px;
}
.crumbs { display: flex; gap: 8px; align-items: center; font-size: 12px; color: rgba(255,255,255,.55); margin-bottom: 18px; letter-spacing: .3px; }
.crumbs a { color: rgba(255,255,255,.55); text-decoration: none; transition: color .2s; }
.crumbs a:hover { color: #6eddd3; }
.crumbs span.sep { color: rgba(255,255,255,.3); }
.page-hero h1 {
  font-size: 48px; font-weight: 900; letter-spacing: -1.5px; line-height: 1.1;
  margin-bottom: 18px;
}
.page-hero h1 .hl { color: #6eddd3; }
.page-hero p.lead {
  font-size: 16px; color: rgba(255,255,255,.78); line-height: 1.8; max-width: 640px;
}
.page-hero .hero-stats {
  display: flex; gap: 48px; margin-top: 32px; flex-wrap: wrap;
}
.page-hero .hero-stats > div { color: #fff; }
.page-hero .hero-stats .hs-n {
  font-size: 28px; font-weight: 900; line-height: 1; letter-spacing: -.8px;
}
.page-hero .hero-stats .hs-n sub { font-size: 13px; font-weight: 700; letter-spacing: 0; }
.page-hero .hero-stats .hs-l {
  font-size: 12px; color: rgba(255,255,255,.6); margin-top: 6px;
}
.page-hero .hero-quick { margin-top: 30px; display: flex; gap: 10px; flex-wrap: wrap; }
.page-hero .hero-quick a {
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.2);
  color: #fff; text-decoration: none; padding: 9px 18px;
  border-radius: 22px; font-size: 13px; font-weight: 600;
  transition: background .2s, border-color .2s;
}
.page-hero .hero-quick a:hover { background: rgba(255,255,255,.2); border-color: #6eddd3; color: #6eddd3; }

/* 通用按钮 */
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--g); color: #fff; text-decoration: none;
  padding: 13px 28px; border-radius: 9px;
  font-weight: 700; font-size: 14px; border: none; cursor: pointer;
  transition: background .2s, transform .15s;
}
.btn-primary:hover { background: var(--gdk); transform: translateY(-1px); color: #fff; }
.btn-ghost-outline {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent; color: var(--ink); text-decoration: none;
  padding: 12px 26px; border-radius: 9px;
  border: 1.5px solid var(--line);
  font-weight: 600; font-size: 14px; cursor: pointer;
  transition: all .2s;
}
.btn-ghost-outline:hover { border-color: var(--g); color: var(--g); }

/* 底部 CTA 大条 */
.cta-band {
  background: linear-gradient(135deg, var(--g) 0%, var(--gdk) 100%);
  padding: 80px 0; color: #fff;
}
.cta-band-inner {
  max-width: 1240px; margin: 0 auto; padding: 0 56px;
  display: flex; align-items: center; justify-content: space-between; gap: 40px;
}
.cta-band h2 { font-size: 30px; font-weight: 900; letter-spacing: -.8px; margin-bottom: 6px; }
.cta-band p { font-size: 14.5px; color: rgba(255,255,255,.85); line-height: 1.7; }
.cta-band .cta-btns { display: flex; gap: 12px; flex-shrink: 0; }
.cta-band .btn-fill-w {
  background: #fff; color: var(--g); text-decoration: none;
  padding: 14px 30px; border-radius: 9px;
  font-weight: 800; font-size: 14px;
  transition: transform .15s, box-shadow .2s;
}
.cta-band .btn-fill-w:hover { transform: translateY(-1px); box-shadow: 0 12px 24px rgba(0,0,0,.15); color: var(--g); }
.cta-band .btn-ghost-w {
  background: transparent; color: #fff; text-decoration: none;
  padding: 13px 26px; border-radius: 9px;
  border: 1.5px solid rgba(255,255,255,.4);
  font-weight: 600; font-size: 14px;
  transition: all .2s;
}
.cta-band .btn-ghost-w:hover { background: rgba(255,255,255,.1); border-color: #fff; color: #fff; }

/* sticky anchor 导航条（products / solutions / cases 共用） */
.subpage-anchors {
  background: #fff; border-bottom: 1px solid var(--line);
  position: sticky; top: 64px; z-index: 50;
}
.subpage-anchors-inner {
  max-width: 1240px; margin: 0 auto; padding: 14px 56px;
  display: flex; gap: 8px; flex-wrap: wrap; align-items: center;
}
.subpage-anchors-lbl { font-size: 12.5px; color: var(--sub); margin-right: 8px; font-weight: 600; }
.subpage-anchor {
  text-decoration: none; color: var(--ink); font-weight: 600;
  padding: 6px 14px; border-radius: 18px;
  background: var(--bg); font-size: 12.5px;
  transition: background .2s, color .2s;
}
.subpage-anchor:hover { background: var(--glt); color: var(--g); }

/* ════════════════════════════════════════════════════════
   关于我们（about）页面特定
   ════════════════════════════════════════════════════════ */
.about-story { background: #fff; }
.story-layout {
  display: grid; grid-template-columns: 1fr 1.05fr; gap: 80px;
  align-items: center;
}
.story-img {
  position: relative; border-radius: 16px; overflow: hidden;
  box-shadow: 0 32px 80px rgba(20,108,99,.15);
}
.story-img img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; }
.story-img-tag {
  position: absolute; bottom: 16px; left: 16px;
  background: rgba(15,25,35,.85); backdrop-filter: blur(10px);
  color: #fff; padding: 8px 16px; border-radius: 20px;
  font-size: 12px; font-weight: 700; letter-spacing: .3px;
}
.story-text > p {
  font-size: 15.5px; color: var(--sub); line-height: 1.95; margin-bottom: 18px;
}
.story-text > p:last-of-type { margin-bottom: 26px; }
.story-stats {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 18px;
  margin-top: 32px;
}
.story-stat { border-left: 3px solid var(--g); padding: 4px 0 4px 16px; }
.story-stat .n {
  font-size: 30px; font-weight: 900; color: var(--ink); letter-spacing: -.8px; line-height: 1;
}
.story-stat .n sub { font-size: 14px; font-weight: 700; letter-spacing: 0; }
.story-stat .l { font-size: 12.5px; color: var(--sub); margin-top: 6px; letter-spacing: .2px; }

.about-mv { background: var(--bg); }
.mv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.mv-card {
  background: #fff; border: 1px solid var(--line); border-radius: 16px;
  padding: 44px 40px;
  transition: box-shadow .25s, transform .25s;
  position: relative; overflow: hidden;
}
.mv-card:hover { box-shadow: 0 24px 60px rgba(20,108,99,.1); transform: translateY(-2px); }
.mv-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--g), #1ec8b8);
}
.mv-icon {
  width: 56px; height: 56px; border-radius: 14px; background: var(--glt);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 24px;
}
.mv-icon svg { width: 26px; height: 26px; stroke: var(--g); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.mv-card .lbl {
  font-size: 11px; font-weight: 700; color: var(--g); letter-spacing: 3px;
  text-transform: uppercase; margin-bottom: 10px; display: block;
}
.mv-card h3 { font-size: 24px; font-weight: 900; letter-spacing: -.6px; line-height: 1.3; margin-bottom: 16px; }
.mv-card p { font-size: 14.5px; color: var(--sub); line-height: 1.85; }

.about-timeline { background: #fff; }
.tl-wrap {
  position: relative; max-width: 880px; margin: 0 auto;
  padding: 0 0 0 60px;
}
.tl-wrap::before {
  content: ''; position: absolute; left: 22px; top: 12px; bottom: 12px;
  width: 2px; background: linear-gradient(180deg, var(--g) 0%, var(--glt) 100%);
}
.tl-item { position: relative; padding-bottom: 44px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-dot {
  position: absolute; left: -52px; top: 4px;
  width: 44px; height: 44px; border-radius: 50%; background: #fff;
  border: 3px solid var(--g);
  display: flex; align-items: center; justify-content: center;
  color: var(--g); font-size: 12px; font-weight: 800; letter-spacing: -.3px;
  box-shadow: 0 4px 12px rgba(20,108,99,.15);
}
.tl-yr { font-size: 13px; font-weight: 800; color: var(--g); letter-spacing: 2px; margin-bottom: 6px; display: block; }
.tl-item h4 { font-size: 18px; font-weight: 800; margin-bottom: 8px; letter-spacing: -.2px; }
.tl-item p { font-size: 13.5px; color: var(--sub); line-height: 1.7; max-width: 620px; }

.about-creds-wall { background: var(--bg); }
.cw-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.cw-card {
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  padding: 28px 26px 26px;
  display: flex; gap: 18px; align-items: flex-start;
  transition: box-shadow .25s, border-color .25s;
}
.cw-card:hover { box-shadow: 0 16px 40px rgba(20,108,99,.08); border-color: rgba(20,108,99,.18); }
.cw-icon {
  width: 48px; height: 48px; border-radius: 12px; background: var(--glt);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.cw-icon svg { width: 22px; height: 22px; stroke: var(--g); fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.cw-card h4 { font-size: 15px; font-weight: 800; margin-bottom: 6px; letter-spacing: -.1px; }
.cw-card p { font-size: 12.5px; color: var(--sub); line-height: 1.6; }
.cw-card .cw-no { font-size: 11px; color: var(--g); font-weight: 700; letter-spacing: 1px; margin-top: 8px; display: block; }

/* ════════════════════════════════════════════════════════
   产品中心（products）页面特定
   ════════════════════════════════════════════════════════ */
.prod-overview { background: var(--bg); padding: 80px 0; }
.po-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.po-card {
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  padding: 24px 24px 22px;
  display: flex; gap: 18px; align-items: flex-start;
  transition: box-shadow .25s, transform .25s, border-color .25s;
  text-decoration: none; color: inherit;
}
.po-card:hover { box-shadow: 0 16px 36px rgba(20,108,99,.1); transform: translateY(-2px); border-color: rgba(20,108,99,.2); }
.po-icon {
  width: 46px; height: 46px; border-radius: 12px; background: var(--glt);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.po-icon svg { width: 22px; height: 22px; stroke: var(--g); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.po-card .num { font-size: 11px; color: var(--g); font-weight: 700; letter-spacing: 2px; margin-bottom: 4px; display: block; }
.po-card h4 { font-size: 15.5px; font-weight: 800; margin-bottom: 6px; }
.po-card p { font-size: 12.5px; color: var(--sub); line-height: 1.6; }

.prod-detail { padding: 100px 0; }
.prod-detail:nth-of-type(odd) { background: var(--bg); }

.pd-head {
  display: grid; grid-template-columns: auto 1fr auto; gap: 28px;
  align-items: center; margin-bottom: 50px;
  padding-bottom: 28px; border-bottom: 1px solid var(--line);
}
.pd-num {
  width: 60px; height: 60px; border-radius: 15px;
  background: linear-gradient(135deg, var(--g), #1ec8b8); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; font-weight: 900;
  box-shadow: 0 12px 24px rgba(20,108,99,.25);
}
.pd-htext { line-height: 1.2; }
.pd-htext h2 { font-size: 28px; font-weight: 900; letter-spacing: -.6px; margin-bottom: 4px; }
.pd-htext .lbl { font-size: 11px; color: var(--g); letter-spacing: 3px; font-weight: 700; text-transform: uppercase; }
.pd-tag {
  background: var(--glt); color: var(--g); padding: 7px 14px;
  border-radius: 20px; font-size: 11.5px; font-weight: 700;
}

.pd-body {
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px;
  align-items: start; margin-bottom: 44px;
}
.pd-body.flip .pd-imgs { order: 2; }
.pd-body.flip .pd-content { order: 1; }

.pd-imgs {
  display: grid; gap: 12px; grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
}
.pd-img-main {
  grid-column: 1 / -1; border-radius: 12px; overflow: hidden;
  box-shadow: 0 24px 56px rgba(0,0,0,.1);
}
.pd-img-main img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; }
.pd-img-sub {
  border-radius: 10px; overflow: hidden;
  box-shadow: 0 12px 28px rgba(0,0,0,.08);
}
.pd-img-sub img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; }

.pd-content > p.intro {
  font-size: 15px; color: var(--sub); line-height: 1.85; margin-bottom: 24px;
}
.pd-specs {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 14px;
  margin-bottom: 24px;
  padding: 18px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.pd-spec .n { font-size: 22px; font-weight: 900; color: var(--g); letter-spacing: -.5px; line-height: 1; }
.pd-spec .n sub { font-size: 11px; font-weight: 700; letter-spacing: 0; }
.pd-spec .l { font-size: 11.5px; color: var(--sub); margin-top: 5px; }

.pd-feats { display: flex; flex-direction: column; gap: 14px; margin-bottom: 24px; }
.pd-feat { display: flex; gap: 14px; align-items: flex-start; }
.pd-feat-icon {
  width: 32px; height: 32px; border-radius: 9px; background: var(--glt);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.pd-feat-icon svg { width: 16px; height: 16px; stroke: var(--g); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.pd-feat-text h5 { font-size: 14px; font-weight: 800; margin-bottom: 3px; }
.pd-feat-text p { font-size: 12.5px; color: var(--sub); line-height: 1.55; }

.pd-scen-row {
  background: #fff; border: 1px solid var(--line);
  padding: 16px 20px; border-radius: 10px; margin-bottom: 20px;
}
.pd-scen-row .lbl {
  font-size: 11px; color: var(--g); font-weight: 700; letter-spacing: 2px;
  text-transform: uppercase; margin-bottom: 8px; display: block;
}
.pd-scen-row .chips { display: flex; gap: 8px; flex-wrap: wrap; }
.pd-scen-row .chip {
  background: var(--bg); color: var(--ink); padding: 5px 12px;
  border-radius: 16px; font-size: 12px; font-weight: 600;
  text-decoration: none;
}
.pd-scen-row .chip:hover { background: var(--glt); color: var(--g); }
.pd-cta { display: flex; gap: 12px; }

/* ════════════════════════════════════════════════════════
   解决方案（solutions）页面特定
   ════════════════════════════════════════════════════════ */
.soln-overview { background: var(--bg); }
.soln-ov-grid {
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 64px; align-items: center;
}
.soln-ov-img {
  border-radius: 16px; overflow: hidden;
  box-shadow: 0 32px 80px rgba(20,108,99,.12);
}
.soln-ov-img img { width: 100%; aspect-ratio: 16/11; object-fit: cover; display: block; }
.soln-ov-text > p {
  font-size: 15.5px; color: var(--sub); line-height: 1.95; margin-bottom: 18px;
}
.soln-ov-feats { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 22px; }
.soln-ov-feat {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 14px 16px; background: #fff;
  border: 1px solid var(--line); border-radius: 10px;
}
.soln-ov-feat svg { width: 18px; height: 18px; stroke: var(--g); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; margin-top: 1px; }
.soln-ov-feat h5 { font-size: 13.5px; font-weight: 800; margin-bottom: 2px; }
.soln-ov-feat p { font-size: 12px; color: var(--sub); line-height: 1.5; }

.scen-detail { padding: 100px 0; }
.scen-detail:nth-of-type(even) { background: var(--bg); }

.scen-d-head {
  display: grid; grid-template-columns: auto 1fr auto; gap: 28px;
  align-items: center; margin-bottom: 56px;
  padding-bottom: 28px; border-bottom: 1px solid var(--line);
}
.scen-d-num {
  width: 72px; height: 72px; border-radius: 18px;
  background: linear-gradient(135deg, var(--g), #1ec8b8); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 28px; font-weight: 900; letter-spacing: -1px;
  box-shadow: 0 16px 32px rgba(20,108,99,.25);
}
.scen-d-htext h2 { font-size: 32px; font-weight: 900; letter-spacing: -.8px; margin-bottom: 6px; }
.scen-d-htext .lbl { font-size: 12px; color: var(--g); letter-spacing: 3px; font-weight: 700; text-transform: uppercase; }
.scen-d-tag {
  background: var(--glt); color: var(--g); padding: 8px 16px;
  border-radius: 22px; font-size: 12px; font-weight: 700;
}

.scen-d-body {
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px;
  align-items: start;
}
.scen-d-body.flip .scen-d-img { order: 2; }
.scen-d-body.flip .scen-d-content { order: 1; }

.scen-d-img {
  border-radius: 14px; overflow: hidden;
  box-shadow: 0 24px 60px rgba(0,0,0,.1);
  position: sticky; top: 140px;
}
.scen-d-img img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; }

.scen-d-content > p.intro {
  font-size: 15px; color: var(--sub); line-height: 1.85; margin-bottom: 32px;
}
.scen-d-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-bottom: 30px; }
.scen-d-col h4 {
  font-size: 13px; font-weight: 800; color: var(--ink);
  margin-bottom: 14px; letter-spacing: -.2px;
  padding-bottom: 10px; border-bottom: 2px solid var(--line);
  position: relative;
}
.scen-d-col h4::after {
  content: ''; position: absolute; bottom: -2px; left: 0; width: 32px; height: 2px;
}
.scen-d-col.pain h4::after { background: var(--amber); }
.scen-d-col.fix h4::after { background: var(--g); }
.scen-d-col ul { list-style: none; padding: 0; margin: 0; }
.scen-d-col li {
  display: flex; gap: 10px; padding: 10px 0;
  font-size: 13px; color: var(--sub); line-height: 1.6;
  border-bottom: 1px solid var(--line);
}
.scen-d-col li:last-child { border-bottom: none; }
.scen-d-col li::before {
  content: ''; flex-shrink: 0; margin-top: 7px;
  width: 6px; height: 6px; border-radius: 50%;
}
.scen-d-col.pain li::before { background: var(--amber); }
.scen-d-col.fix li::before { background: var(--g); }
.scen-d-col li strong { color: var(--ink); font-weight: 800; }

.scen-d-prods {
  background: #fff; border: 1px solid var(--line);
  border-radius: 12px; padding: 22px 24px; margin-bottom: 22px;
}
.scen-d-prods-lbl {
  font-size: 11px; font-weight: 700; color: var(--g); letter-spacing: 2px;
  text-transform: uppercase; margin-bottom: 12px; display: block;
}
.scen-d-prods-list { display: flex; gap: 8px; flex-wrap: wrap; }
.scen-d-prod-chip {
  background: var(--glt); color: var(--g); padding: 8px 14px;
  border-radius: 20px; font-size: 12.5px; font-weight: 700;
  text-decoration: none;
  transition: background .2s, color .2s;
}
.scen-d-prod-chip:hover { background: var(--g); color: #fff; }

.scen-d-case {
  background: #fff;
  border-left: 3px solid var(--g);
  padding: 18px 22px; border-radius: 0 12px 12px 0;
  margin-bottom: 26px;
}
.scen-d-case-lbl {
  font-size: 11px; color: var(--g); font-weight: 700; letter-spacing: 2px;
  text-transform: uppercase; margin-bottom: 6px; display: block;
}
.scen-d-case p {
  font-size: 13px; color: var(--ink); line-height: 1.65; font-style: italic;
}
.scen-d-case .src { font-size: 11.5px; color: var(--sub); margin-top: 8px; font-style: normal; }

/* ════════════════════════════════════════════════════════
   客户案例（cases）页面特定
   ════════════════════════════════════════════════════════ */
.cases-filter {
  background: #fff; border-bottom: 1px solid var(--line);
  position: sticky; top: 64px; z-index: 50;
}
.cf-inner {
  max-width: 1240px; margin: 0 auto; padding: 18px 56px;
  display: flex; gap: 10px; align-items: center; flex-wrap: wrap;
}
.cf-lbl { font-size: 12.5px; color: var(--sub); margin-right: 8px; font-weight: 600; }
.cf-tab {
  background: transparent; border: 1.5px solid var(--line);
  color: var(--ink); font-weight: 600;
  padding: 7px 16px; border-radius: 20px;
  font-size: 12.5px; cursor: pointer;
  font-family: inherit;
  transition: background .2s, color .2s, border-color .2s;
}
.cf-tab:hover { border-color: var(--g); color: var(--g); }
.cf-tab.on { background: var(--g); color: #fff; border-color: var(--g); }
.cf-count { margin-left: auto; font-size: 12px; color: var(--sub); }
.cf-count strong { color: var(--ink); font-weight: 800; }

.cases-grid-sec { background: var(--bg); }
.cg-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; align-items: stretch; }
.cg-card {
  background: #fff; border-radius: 14px; overflow: hidden;
  border: 1px solid var(--line);
  display: flex; flex-direction: column;
  transition: box-shadow .25s, transform .25s, border-color .25s;
  text-decoration: none; color: inherit;
}
.cg-card:hover { box-shadow: 0 24px 56px rgba(0,0,0,.1); transform: translateY(-3px); border-color: rgba(20,108,99,.18); }
.cg-img {
  position: relative; height: 210px; overflow: hidden;
  flex-shrink: 0;
}
.cg-img img {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover; display: block;
  z-index: 0;
  transition: transform .6s ease;
}
.cg-card:hover .cg-img img { transform: scale(1.05); }
.cg-img-overlay { position: absolute; inset: 0; z-index: 1; }
.cg-img-overlay.t-k12 { background: linear-gradient(135deg, rgba(14,82,73,.72), rgba(32,176,160,.52)); }
.cg-img-overlay.t-univ { background: linear-gradient(135deg, rgba(13,59,110,.72), rgba(26,114,192,.52)); }
.cg-img-overlay.t-rural { background: linear-gradient(135deg, rgba(45,27,105,.72), rgba(106,58,170,.52)); }
.cg-img-overlay.t-gov { background: linear-gradient(135deg, rgba(110,46,8,.72), rgba(176,90,32,.52)); }
.cg-img-tag {
  position: absolute; top: 16px; left: 16px; z-index: 2;
  background: rgba(0,0,0,.4); backdrop-filter: blur(6px);
  color: #fff; padding: 5px 12px; border-radius: 18px;
  font-size: 11px; font-weight: 700; letter-spacing: .5px;
}
.cg-img-stat {
  position: absolute; bottom: 16px; left: 16px; right: 16px; z-index: 2;
  display: flex; align-items: end; justify-content: space-between; gap: 12px;
}
.cg-img-stat .lbl { color: rgba(255,255,255,.85); font-size: 12.5px; font-weight: 600; }
.cg-img-stat .num { color: #fff; font-size: 30px; font-weight: 900; letter-spacing: -.8px; line-height: 1; }
.cg-img-stat .num sub { font-size: 13px; font-weight: 700; letter-spacing: 0; }

.cg-body {
  padding: 22px 24px 24px;
  flex: 1; display: flex; flex-direction: column;
}
.cg-cat {
  font-size: 11px; font-weight: 700; color: var(--g); letter-spacing: 2px;
  text-transform: uppercase; margin-bottom: 8px; display: block;
}
.cg-card h3 {
  font-size: 17px; font-weight: 800; line-height: 1.35; margin-bottom: 10px;
  letter-spacing: -.2px;
}
.cg-card > p {
  font-size: 13px; color: var(--sub); line-height: 1.7; margin-bottom: 16px;
}
.cg-body .results {
  background: var(--bg); border-radius: 10px;
  padding: 12px 14px; margin-top: auto; margin-bottom: 14px;
}
.cg-body .results .lbl {
  font-size: 10.5px; color: var(--g); font-weight: 700; letter-spacing: 1.5px;
  text-transform: uppercase; margin-bottom: 6px; display: block;
}
.cg-body .results ul { list-style: none; padding: 0; margin: 0; }
.cg-body .results li {
  font-size: 12.5px; color: var(--ink); line-height: 1.5; padding: 3px 0;
}
.cg-body .results li::before { content: '✓  '; color: var(--g); font-weight: 700; }
.cg-meta {
  display: flex; gap: 6px; flex-wrap: wrap;
  padding-top: 12px; border-top: 1px solid var(--line);
}
.cg-meta-chip {
  font-size: 11px; color: var(--sub); background: var(--bg);
  padding: 3px 9px; border-radius: 14px;
}

.cases-stats {
  background: var(--ink); color: #fff; padding: 80px 0;
}
.cs-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 28px; }
.cs-stat {
  text-align: center; padding: 30px 18px;
  border-right: 1px solid rgba(255,255,255,.1);
}
.cs-stat:last-child { border-right: none; }
.cs-stat .n {
  font-size: 50px; font-weight: 900; color: #fff; letter-spacing: -2px;
  line-height: 1; margin-bottom: 12px;
}
.cs-stat .n sub { font-size: 18px; letter-spacing: 0; }
.cs-stat .n .hl { color: #6eddd3; }
.cs-stat .l { font-size: 13px; color: rgba(255,255,255,.65); }
.cs-stat .s { font-size: 11.5px; color: rgba(255,255,255,.4); margin-top: 6px; }

.media-strip { background: #fff; padding: 70px 0; }
.media-head { text-align: center; margin-bottom: 38px; }
.media-head .sec-tag { margin-bottom: 8px; }
.media-head .lbl { font-size: 16px; font-weight: 700; color: var(--ink); }
.media-grid {
  display: grid; grid-template-columns: repeat(4,1fr); gap: 22px;
  max-width: 1240px; margin: 0 auto; padding: 0 56px;
}
.media-card {
  background: var(--bg); border-radius: 12px; padding: 22px 24px;
  border-left: 3px solid var(--g);
}
.media-card .quote {
  font-size: 13px; color: var(--ink); line-height: 1.75;
  font-style: italic;
}
.media-card .quote::before { content: '"'; font-size: 28px; color: var(--g); display: block; line-height: 0.4; }
.media-card .src {
  font-size: 11.5px; color: var(--sub); margin-top: 12px; font-weight: 600;
  letter-spacing: .2px;
}

/* ════════════════════════════════════════════════════════
   移动端自适应 (max-width: 768px)
   ════════════════════════════════════════════════════════ */

@media (max-width: 768px) {

  /* ── 全局 ── */
  .container { padding: 0 20px; }
  .section { padding: 60px 0; }
  .sec-title { font-size: 26px; letter-spacing: -.6px; }
  .sec-sub { font-size: 14px; max-width: 100%; }
  .sec-hc { margin-bottom: 40px; }
  .sec-tag { font-size: 10px; letter-spacing: 2px; }

  /* ── NAV ── */
  .nav { padding: 0 16px; height: 56px; }
  .nav-links { display: none; }
  .nav-logo-sq { width: 28px; height: 28px; border-radius: 7px; }
  .nav-name { font-size: 14px; }
  .nav-btn { padding: 7px 14px; font-size: 11px; border-radius: 6px; }

  /* ── HERO ── */
  .hero { min-height: auto; padding-top: 56px; }
  .hero-inner {
    grid-template-columns: 1fr; gap: 32px;
    padding: 40px 20px 60px;
  }
  .hero-h1 { font-size: 32px; letter-spacing: -1px; }
  .hero-sub { font-size: 14px; max-width: 100%; }
  .hero-btns { flex-wrap: wrap; gap: 10px; margin-bottom: 32px; }
  .btn-fill, .btn-ghost { padding: 11px 20px; font-size: 13px; }
  .hero-kpis { flex-wrap: wrap; gap: 18px; }
  .kpi-n { font-size: 22px; }
  .kpi-n sub { font-size: 11px; }
  .kpi-l { font-size: 11px; }
  .hero-r { display: none; }
  .hero-chip { font-size: 11px; padding: 4px 10px; }

  /* ── PRODUCTS ── */
  .prod-grid { grid-template-columns: 1fr; gap: 14px; }
  .prod-vis { height: 180px; }
  .prod-card { padding: 18px 18px 22px; }
  .prod-card h3 { font-size: 15px; }
  .prod-card p { font-size: 12.5px; }

  /* ── NUMBERS ── */
  .num-grid { grid-template-columns: repeat(2,1fr); }
  .num-item { padding: 32px 16px; border-right: none; }
  .num-item:nth-child(odd) { border-right: 1px solid rgba(255,255,255,.15); }
  .num-item:nth-child(3), .num-item:nth-child(4) { border-top: 1px solid rgba(255,255,255,.15); }
  .num-big { font-size: 36px; letter-spacing: -1px; }
  .num-big sup { font-size: 15px; }
  .num-lbl { font-size: 11px; }

  /* ── SUPPLY CHAIN ── */
  .supply-intro { grid-template-columns: 1fr; gap: 28px; margin-bottom: 48px; }
  .supply-intro-r { grid-template-columns: repeat(3,1fr); gap: 10px; }
  .supply-intro-stat { padding: 14px 12px; }
  .supply-intro-stat .n { font-size: 24px; }
  .supply-intro-stat .n sub { font-size: 11px; }
  .supply-intro-stat .l { font-size: 11px; }
  .supply-intro p.lead { font-size: 14px; }
  .supply-chap { grid-template-columns: 1fr; gap: 24px; }
  .supply-chap.flip .supply-img { order: 0; }
  .supply-chap.flip .supply-text { order: 1; }
  .supply-img-num { width: 40px; height: 40px; font-size: 16px; top: -14px; left: -14px; }
  .supply-chap.flip .supply-img-num { right: -14px; left: auto; }
  .supply-chapters { gap: 48px; }
  .supply-text h3 { font-size: 22px; }
  .supply-text > p.intro { font-size: 13.5px; }
  .supply-pillars { grid-template-columns: 1fr; gap: 10px; }

  /* ── VALUE ── */
  .value-layout { grid-template-columns: 1fr; gap: 40px; }
  .value-items { gap: 20px; margin-top: 20px; }
  .vv-step { gap: 10px; }
  .value-vis { padding: 20px; }

  /* ── SCENARIOS ── */
  .scen-grid { grid-template-columns: 1fr; gap: 14px; }
  .scen-card { min-height: 220px; }
  .scen-card h3 { font-size: 17px; }

  /* ── CASES ── */
  .case-grid { grid-template-columns: 1fr; gap: 14px; }
  .case-img-wrap { height: 160px; }

  /* ── CREDENTIALS ── */
  .creds { padding: 48px 0; }
  .creds-grid { grid-template-columns: repeat(2,1fr); gap: 10px; padding: 0 20px; }
  .cred { padding: 16px 10px 14px; }
  .cred-t { font-size: 11px; }
  .cred-s { font-size: 10px; }

  /* ── CONTACT ── */
  .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .form-row { grid-template-columns: 1fr; }
  .contact-sub { max-width: 100%; }

  /* ── FOOTER ── */
  .yg-footer { flex-direction: column; gap: 12px; text-align: center; padding: 24px 16px; }

  /* ═══════ 子页面通用 ═══════ */

  .page-hero { padding: 100px 0 50px; }
  .page-hero h1 { font-size: 28px; letter-spacing: -.8px; }
  .page-hero p.lead { font-size: 14px; max-width: 100%; }
  .page-hero .hero-stats { flex-wrap: wrap; gap: 20px; }
  .page-hero .hero-stats .hs-n { font-size: 22px; }
  .page-hero .hero-stats .hs-n sub { font-size: 11px; }
  .page-hero .hero-stats .hs-l { font-size: 11px; }
  .page-hero .hero-quick { gap: 6px; }
  .page-hero .hero-quick a { font-size: 11px; padding: 6px 12px; }
  .subpage-anchors { display: none; }
  .cta-band-inner { flex-direction: column; text-align: center; gap: 24px; padding: 0 20px; }
  .cta-band h2 { font-size: 22px; }
  .cta-band .cta-btns { flex-wrap: wrap; justify-content: center; }

  /* ═══════ 关于我们 ═══════ */
  .story-layout { grid-template-columns: 1fr; gap: 32px; }
  .story-stats { grid-template-columns: repeat(3,1fr); gap: 10px; }
  .story-stat .n { font-size: 22px; }
  .story-stat .l { font-size: 11px; }
  .mv-grid { grid-template-columns: 1fr; gap: 16px; }
  .mv-card { padding: 28px 24px; }
  .mv-card h3 { font-size: 19px; }
  .tl-wrap { padding: 0 0 0 44px; }
  .tl-wrap::before { left: 14px; }
  .tl-dot { left: -38px; width: 34px; height: 34px; font-size: 10px; }
  .tl-item h4 { font-size: 15px; }
  .tl-item p { font-size: 12.5px; }
  .cw-grid { grid-template-columns: 1fr; gap: 12px; }

  /* ═══════ 产品中心 ═══════ */
  .po-grid { grid-template-columns: 1fr; gap: 14px; }
  .pd-body { grid-template-columns: 1fr; gap: 24px; }
  .pd-body.flip .pd-imgs { order: 0; }
  .pd-body.flip .pd-content { order: 1; }
  .pd-head { grid-template-columns: auto 1fr; gap: 16px; }
  .pd-tag { display: none; }
  .pd-num { width: 44px; height: 44px; font-size: 18px; border-radius: 12px; }
  .pd-htext h2 { font-size: 20px; }
  .pd-specs { grid-template-columns: repeat(3,1fr); gap: 8px; }
  .pd-spec .n { font-size: 18px; }
  .pd-spec .l { font-size: 10px; }
  .pd-imgs { grid-template-columns: 1fr 1fr; }
  .pd-cta { flex-direction: column; gap: 8px; }

  /* ═══════ 解决方案 ═══════ */
  .soln-ov-grid { grid-template-columns: 1fr; gap: 32px; }
  .scen-d-head { grid-template-columns: auto 1fr; gap: 16px; }
  .scen-d-tag { display: none; }
  .scen-d-num { width: 50px; height: 50px; font-size: 22px; border-radius: 14px; }
  .scen-d-htext h2 { font-size: 22px; }
  .scen-d-body { grid-template-columns: 1fr; gap: 24px; }
  .scen-d-body.flip .scen-d-img { order: 0; }
  .scen-d-body.flip .scen-d-content { order: 1; }
  .scen-d-img { position: static; }
  .scen-d-cols { grid-template-columns: 1fr; gap: 16px; }
  .scen-detail { padding: 60px 0; }
  .scen-d-prods-list { gap: 6px; }
  .scen-d-prod-chip { font-size: 11px; padding: 6px 10px; }

  /* ═══════ 客户案例 ═══════ */
  .cg-grid { grid-template-columns: 1fr; gap: 16px; }
  .cg-img { height: 180px; }
  .cg-img-stat .num { font-size: 24px; }
  .cases-filter { display: none; }
  .cs-grid { grid-template-columns: repeat(2,1fr); gap: 0; }
  .cs-stat { padding: 20px 12px; border-right: none; }
  .cs-stat:nth-child(odd) { border-right: 1px solid rgba(255,255,255,.1); }
  .cs-stat:nth-child(1), .cs-stat:nth-child(2) { border-bottom: 1px solid rgba(255,255,255,.1); }
  .cs-stat .n { font-size: 34px; letter-spacing: -1px; }
  .cs-stat .n sub { font-size: 14px; }
  .cs-stat .l { font-size: 11px; }
  .media-grid { grid-template-columns: 1fr; gap: 12px; padding: 0 20px; }
}