/* ============ 翎盟科技官网 · 全局样式（纯静态，无外部依赖） ============ */
:root{
  --primary:#0e9f8a;
  --primary-dark:#0b7c6c;
  --primary-soft:#e6f5f2;
  --ink:#14232e;
  --muted:#5c6d78;
  --bg:#ffffff;
  --soft:#f5faf9;
  --line:#e2edea;
  --navy:#0c2430;
  --radius:14px;
  --shadow:0 10px 30px rgba(13,43,54,.08);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.75;font-size:16px;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
::selection{background:rgba(14,159,138,.25)}
a:focus-visible,button:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.container{width:min(1120px,92%);margin:0 auto}

/* ---------- 顶部导航 ---------- */
.navbar{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--ink)}
.logo-img{width:42px;height:42px;border-radius:9px;object-fit:contain;flex:none}
.logo-text{display:flex;flex-direction:column;line-height:1.25;font-weight:700;font-size:19px}
.logo-text em{font-style:normal;font-size:10px;color:var(--muted);letter-spacing:.16em;font-weight:600}
.nav-links ul{display:flex;gap:30px}
.nav-links a{position:relative;padding:6px 2px;font-size:15.5px;color:#3c4d57;font-weight:500;transition:color .2s}
.nav-links a::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;background:var(--primary);transform:scaleX(0);transform-origin:center;transition:transform .25s}
.nav-links a:hover,.nav-links a.active{color:var(--primary-dark)}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1)}
.menu-btn{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:#fff;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.menu-btn span{width:18px;height:2px;background:var(--ink);border-radius:2px;display:block}

/* ---------- 首页 Hero ---------- */
.hero{position:relative;overflow:hidden;color:#fff;padding:96px 0 84px;background:linear-gradient(135deg,#0a2e39 0%,#0d4f4c 55%,#0e9f8a 135%)}
.hero::before{content:"";position:absolute;width:460px;height:460px;border-radius:50%;background:radial-gradient(circle at 30% 30%,rgba(255,255,255,.14),transparent 62%);top:-160px;right:-90px}
.hero::after{content:"";position:absolute;width:340px;height:340px;border-radius:50%;background:radial-gradient(circle at 60% 40%,rgba(14,159,138,.4),transparent 65%);bottom:-140px;left:-70px}
.hero .container{position:relative;z-index:1}
.badge-pill{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.35);color:#eafff9;font-size:13.5px;padding:6px 16px;border-radius:999px;margin-bottom:24px}
.badge-pill i{width:7px;height:7px;border-radius:50%;background:#5eead4;display:inline-block}
.hero h1{font-size:clamp(30px,4.8vw,52px);line-height:1.3;font-weight:800;letter-spacing:.01em}
.hero .sub{max-width:660px;color:rgba(255,255,255,.85);margin-top:20px;font-size:17px}
.hero-actions{display:flex;gap:14px;margin-top:36px;flex-wrap:wrap}
.hero-stats{display:flex;gap:clamp(28px,5vw,56px);margin-top:56px;flex-wrap:wrap}
.stat b{display:block;font-size:clamp(26px,3vw,34px);font-weight:800;line-height:1.2}
.stat span{color:rgba(255,255,255,.72);font-size:14px}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:999px;font-weight:600;font-size:15px;transition:all .2s;cursor:pointer;border:none}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px)}
.btn-light{border:1.5px solid rgba(255,255,255,.65);color:#fff;background:transparent}
.btn-light:hover{background:#fff;color:var(--navy)}
.btn-ghost{border:1.5px solid var(--primary);color:var(--primary-dark);background:transparent}
.btn-ghost:hover{background:var(--primary);color:#fff}

/* ---------- 内页头图 ---------- */
.page-hero{position:relative;overflow:hidden;color:#fff;padding:64px 0 58px;background:linear-gradient(135deg,#0a2e39 0%,#0d4f4c 60%,#0e9f8a 140%)}
.page-hero::before{content:"";position:absolute;width:380px;height:380px;border-radius:50%;background:radial-gradient(circle at 30% 30%,rgba(255,255,255,.12),transparent 62%);top:-140px;right:-70px}
.page-hero .container{position:relative;z-index:1}
.crumb{font-size:13.5px;color:rgba(255,255,255,.65);margin-bottom:14px}
.crumb a:hover{color:#fff;text-decoration:underline}
.page-hero h1{font-size:clamp(28px,4vw,40px);font-weight:800}
.page-hero p{margin-top:12px;color:rgba(255,255,255,.82);max-width:640px}

/* ---------- 通用区块 ---------- */
.section{padding:76px 0}
.section.alt{background:var(--soft)}
.section-head{max-width:700px;margin-bottom:44px}
.tag{display:inline-block;color:var(--primary-dark);background:var(--primary-soft);font-size:13px;font-weight:700;letter-spacing:.12em;padding:5px 16px;border-radius:999px;margin-bottom:16px}
.section-head h2{font-size:clamp(24px,3vw,34px);line-height:1.35;font-weight:800}
.section-head p{color:var(--muted);margin-top:12px}

/* ---------- 卡片网格 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;transition:all .25s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card .icon{width:52px;height:52px;border-radius:13px;background:var(--primary-soft);display:flex;align-items:center;justify-content:center;margin-bottom:18px;color:var(--primary-dark)}
.icon svg{width:26px;height:26px}
.card h3{font-size:19px;margin-bottom:10px;font-weight:700}
.card p{color:var(--muted);font-size:15px}

/* ---------- 正文排版 ---------- */
.prose{max-width:840px}
.prose p{margin-bottom:20px;color:#3c4d57;font-size:16.5px;text-align:justify}
.prose .lead{font-size:19px;color:var(--ink);font-weight:600;line-height:1.85}

/* ---------- 价值观卡片 ---------- */
.values{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:18px;margin-top:40px}
.value-card{text-align:center;padding:30px 18px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);transition:all .25s}
.value-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.value-card b{display:block;font-size:26px;color:var(--primary-dark);margin-bottom:8px;letter-spacing:.2em;text-indent:.2em}
.value-card span{font-size:13px;color:var(--muted);letter-spacing:.05em}

/* ---------- 引言横幅 ---------- */
.quote-band{background:linear-gradient(135deg,#0a2e39,#0d4f4c);color:#fff;border-radius:20px;padding:52px 40px;text-align:center;margin-top:52px;position:relative;overflow:hidden}
.quote-band::before{content:"";position:absolute;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle at 60% 40%,rgba(14,159,138,.4),transparent 65%);bottom:-120px;right:-60px}
.quote-band blockquote{position:relative;font-size:clamp(18px,2.4vw,24px);font-weight:700;line-height:1.8;max-width:780px;margin:0 auto}
.quote-band cite{display:block;margin-top:16px;font-style:normal;color:rgba(255,255,255,.65);font-size:14px}

/* ---------- 荣誉时间线 ---------- */
.timeline{max-width:720px;position:relative}
.t-item{position:relative;padding:0 0 42px 58px}
.t-item:last-child{padding-bottom:0}
.t-item::before{content:"";position:absolute;left:6px;top:6px;width:14px;height:14px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 5px var(--primary-soft)}
.t-item:not(:last-child)::after{content:"";position:absolute;left:12px;top:30px;bottom:-6px;width:2px;background:#cfe7e1}
.t-year{display:inline-block;font-weight:800;color:var(--primary-dark);font-size:14.5px;background:var(--primary-soft);padding:3px 14px;border-radius:999px;margin-bottom:10px;letter-spacing:.04em}
.t-item h3{font-size:19px;margin-bottom:6px;font-weight:700}
.t-item p{color:var(--muted);font-size:15.5px}

/* ---------- 荣誉小卡（首页预览） ---------- */
.honor-mini{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;transition:all .25s}
.honor-mini:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.honor-mini .t-year{margin-bottom:8px}
.honor-mini h3{font-size:16.5px;font-weight:700;line-height:1.5}

/* ---------- CTA 横幅 ---------- */
.cta{background:linear-gradient(120deg,var(--primary-dark),var(--primary));border-radius:20px;color:#fff;padding:52px 44px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.cta h3{font-size:clamp(22px,3vw,30px);font-weight:800;margin-bottom:8px}
.cta p{color:rgba(255,255,255,.85)}
.cta .btn{background:#fff;color:var(--primary-dark)}
.cta .btn:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(0,0,0,.15)}

/* ---------- 页脚（含 ICP / 公安备案） ---------- */
.footer{background:var(--navy);color:#b9ccd6;margin-top:0}
.footer-main{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:36px;padding:56px 0 40px}
.logo-light{color:#fff}
.logo-light .logo-text em{color:rgba(255,255,255,.55)}
.footer h4{color:#fff;font-size:16px;margin-bottom:16px;font-weight:700}
.footer-brand p{font-size:14px;color:#8fa9b6;max-width:330px;margin-top:14px}
.f-links li{margin:9px 0;font-size:14.5px}
.f-links a{color:#9db6c2;transition:color .2s}
.f-links a:hover,.f-links a.active{color:#fff}
.f-desc{font-size:14px;color:#8fa9b6;line-height:1.9}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0 26px;display:flex;flex-direction:column;align-items:center;gap:10px;font-size:13.5px;color:#7e97a4;text-align:center}
.beian{display:flex;align-items:center;justify-content:center;gap:8px 22px;flex-wrap:wrap}
.beian a{color:#9db6c2;display:inline-flex;align-items:center;gap:6px;transition:color .2s}
.beian a:hover{color:#fff;text-decoration:underline}

/* ---------- 响应式 ---------- */
@media (max-width:860px){
  .menu-btn{display:flex}
  .nav-links{position:absolute;top:64px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);display:none;padding:12px 0 18px}
  .nav-links.open{display:block}
  .nav-links ul{flex-direction:column;gap:0;width:min(1120px,92%);margin:0 auto}
  .nav-links a{display:block;padding:12px 4%;font-size:16px}
  .nav-links a::after{display:none}
  .hero{padding:72px 0 64px}
  .section{padding:56px 0}
  .footer-main{grid-template-columns:1fr 1fr;gap:28px;padding:44px 0 32px}
  .cta{padding:40px 28px}
}
@media (max-width:560px){
  .footer-main{grid-template-columns:1fr}
  .hero-stats{gap:24px}
}