/* AURIRIX 企业站样式 —— 全本地、零外部请求、无第三方字体/CDN */
:root{
  --ink:#101a24;
  --ink-2:#3d4b58;
  --ink-3:#6b7a88;
  --line:#e3e6ea;
  --bg:#ffffff;
  --bg-soft:#f6f7f4;
  --bg-tint:#eef3f2;
  --accent:#0e6f6b;
  --accent-dark:#0a5250;
  --accent-soft:#e6f2f1;
  --radius:14px;
  --wrap:1120px;
  --shadow:0 1px 2px rgba(16,26,36,.04),0 12px 32px -12px rgba(16,26,36,.12);
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%;display:block}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px;gap:24px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.14em;font-size:15px;color:var(--ink)}
.brand:hover{text-decoration:none}
.brand .mark{
  width:28px;height:28px;border-radius:8px;
  background:linear-gradient(135deg,var(--accent) 0%,#12a09a 100%);
  display:grid;place-items:center;color:#fff;font-size:13px;letter-spacing:0;font-weight:800;
}
.nav-links{display:flex;gap:6px;align-items:center}
.nav-links a{
  color:var(--ink-2);font-size:14.5px;padding:8px 12px;border-radius:8px;
}
.nav-links a:hover{background:var(--bg-soft);color:var(--ink);text-decoration:none}
.nav-links a[aria-current="page"]{color:var(--accent);background:var(--accent-soft);font-weight:600}
.nav-cta{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--ink);color:#fff !important;padding:9px 16px;border-radius:9px;
  font-size:14px;font-weight:600;
}
.nav-cta:hover{background:var(--accent-dark);text-decoration:none}

/* ---------- 通用区块 ---------- */
.section{padding:84px 0}
.section--soft{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:640px;margin-bottom:44px}
.eyebrow{
  display:inline-block;font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent);font-weight:700;margin-bottom:14px;
}
h1,h2,h3{line-height:1.28;letter-spacing:-.01em;margin:0 0 16px}
h1{font-size:clamp(32px,4.6vw,52px);font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(24px,2.9vw,34px);font-weight:700}
h3{font-size:19px;font-weight:700}
p{margin:0 0 16px;color:var(--ink-2)}
.lead{font-size:18px;color:var(--ink-2);line-height:1.8}

/* ---------- Hero ---------- */
.hero{padding:96px 0 76px;background:
  radial-gradient(900px 420px at 78% -10%,var(--bg-tint) 0%,transparent 62%),
  linear-gradient(180deg,#fff 0%,#fcfdfc 100%);
  border-bottom:1px solid var(--line);
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero h1 .accent{color:var(--accent)}
.hero .lead{max-width:520px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.btn{
  display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border-radius:10px;
  font-size:15px;font-weight:600;border:1px solid transparent;transition:.18s;
}
.btn--primary{background:var(--ink);color:#fff}
.btn--primary:hover{background:var(--accent-dark);text-decoration:none}
.btn--ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn--ghost:hover{border-color:var(--ink-3);text-decoration:none}

/* 右侧示意卡片 */
.hero-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;
  box-shadow:var(--shadow);
}
.hero-card .row{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--line)}
.hero-card .row:last-child{border-bottom:0;padding-bottom:0}
.hero-card .k{font-size:13.5px;color:var(--ink-3)}
.hero-card .v{font-size:13.5px;font-weight:600;color:var(--ink)}
.dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--accent);margin-right:7px;vertical-align:1px}

/* ---------- 卡片网格 ---------- */
.grid{display:grid;gap:20px}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--2{grid-template-columns:repeat(2,1fr)}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 24px;transition:.2s;
}
.card:hover{box-shadow:var(--shadow);border-color:#d5dade;transform:translateY(-2px)}
.card .num{
  font-size:12px;font-weight:800;letter-spacing:.1em;color:var(--accent);
  background:var(--accent-soft);display:inline-block;padding:3px 9px;border-radius:6px;margin-bottom:14px;
}
.card h3{margin-bottom:8px}
.card p{margin:0;font-size:14.8px;color:var(--ink-2)}

/* ---------- 流程 ---------- */
.steps{counter-reset:step;display:grid;gap:0}
.step{
  display:grid;grid-template-columns:56px 1fr;gap:20px;
  padding:24px 0;border-top:1px solid var(--line);
}
.step:last-child{border-bottom:1px solid var(--line)}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  font-size:13px;font-weight:800;color:var(--accent);letter-spacing:.06em;
  padding-top:4px;
}
.step h3{margin-bottom:4px;font-size:17px}
.step p{margin:0;font-size:14.8px}

/* ---------- 数据条 ---------- */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.stat{background:#fff;padding:26px 24px}
.stat .n{font-size:28px;font-weight:800;letter-spacing:-.02em;color:var(--ink)}
.stat .l{font-size:13.5px;color:var(--ink-3)}

/* ---------- CTA ---------- */
.cta{
  background:var(--ink);color:#fff;border-radius:18px;padding:52px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta h2{color:#fff;margin-bottom:8px}
.cta p{color:rgba(255,255,255,.72);margin:0}
.cta .btn--primary{background:#fff;color:var(--ink)}
.cta .btn--primary:hover{background:var(--accent-soft);text-decoration:none}

/* ---------- 正文页 ---------- */
.page-head{padding:64px 0 40px;border-bottom:1px solid var(--line);background:var(--bg-soft)}
.page-head h1{font-size:clamp(28px,3.6vw,42px);margin-bottom:10px}
.page-head p{margin:0;color:var(--ink-3)}
.prose{max-width:760px}
.prose h2{font-size:22px;margin-top:44px}
.prose h3{font-size:17px;margin-top:28px}
.prose ul{padding-left:20px;color:var(--ink-2)}
.prose li{margin-bottom:8px}
.prose strong{color:var(--ink)}

/* ---------- 联系 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.info-list{list-style:none;padding:0;margin:0}
.info-list li{padding:18px 0;border-top:1px solid var(--line)}
.info-list li:last-child{border-bottom:1px solid var(--line)}
.info-list .label{font-size:12.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);margin-bottom:4px}
.info-list .value{font-size:16px;font-weight:600;color:var(--ink)}

/* ---------- 页脚 ---------- */
.site-footer{background:#fbfbfa;border-top:1px solid var(--line);padding:48px 0 32px;margin-top:0}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:32px;border-bottom:1px solid var(--line)}
.footer-brand p{font-size:14px;color:var(--ink-3);max-width:320px;margin:12px 0 0}
.footer-col h4{font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);margin:0 0 14px;font-weight:700}
.footer-col a{display:block;font-size:14.2px;color:var(--ink-2);padding:4px 0}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:24px;font-size:13.5px;color:var(--ink-3);
}
.record{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.record a{color:var(--ink-3);display:inline-flex;align-items:center;gap:6px}
.record a:hover{color:var(--accent)}
.record .sep{color:var(--line)}

/* ---------- 无障碍 ---------- */
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 16px;border-radius:0 0 8px 0;z-index:99}
.skip:focus{left:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}

/* ---------- 响应式 ---------- */
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .grid--3{grid-template-columns:1fr 1fr}
  .footer-top{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr;gap:32px}
  .section{padding:64px 0}
}
@media (max-width:640px){
  .nav-links{display:none}
  .nav{height:60px}
  .hero{padding:64px 0 52px}
  .grid--3,.grid--2{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
  .cta{padding:36px 24px}
  .btn{width:100%;justify-content:center}
  .section{padding:52px 0}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
  html{scroll-behavior:auto}
}