/* =========================================================
   宁夏信硕网络科技有限公司 · 主样式
   ========================================================= */

:root{
  --ink:#0A1521;
  --ink-2:#12202E;
  --ink-3:#1C2E3F;
  --paper:#FFFFFF;
  --paper-2:#F6F7F9;
  --line:#E4E8EE;
  --line-dark:rgba(255,255,255,.12);
  --text:#0F1A26;
  --text-2:#5A6675;
  --text-3:#8B95A3;
  --brand:#1F5FD6;
  --brand-deep:#0F3F9E;
  --accent:#37B6F0;
  --radius:3px;
  --shadow-sm:0 1px 2px rgba(10,21,33,.05);
  --shadow:0 18px 50px -22px rgba(10,21,33,.28);
  --max:1220px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--text);
  background:var(--paper);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:-.01em;line-height:1.28}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
::selection{background:rgba(31,95,214,.16)}

.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 28px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(255,255,255,.86);
  backdrop-filter:saturate(180%) blur(14px);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px;gap:24px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{width:34px;height:34px;flex-shrink:0}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:16.5px;font-weight:650;letter-spacing:.02em}
.brand-sub{font-size:10.5px;color:var(--text-3);letter-spacing:.16em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
  position:relative;padding:9px 15px;font-size:14.5px;color:var(--text-2);
  border-radius:var(--radius);transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-links a:hover{color:var(--text);background:var(--paper-2)}
.nav-links a.active{color:var(--brand);font-weight:600}
.nav-links a.active::after{
  content:"";position:absolute;left:15px;right:15px;bottom:2px;height:2px;background:var(--brand);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{display:none;background:none;border:0;padding:8px;cursor:pointer}
.nav-toggle span{display:block;width:22px;height:1.6px;background:var(--text);margin:5px 0;transition:.25s}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;font-size:14.5px;font-weight:550;letter-spacing:.02em;
  border:1px solid transparent;border-radius:var(--radius);cursor:pointer;
  transition:all .22s var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 22px -12px rgba(31,95,214,.9)}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px);box-shadow:0 14px 30px -14px rgba(31,95,214,.95)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--text)}
.btn-ghost:hover{border-color:var(--ink);background:var(--ink);color:#fff}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{background:rgba(255,255,255,.88)}
.btn-line{background:transparent;border-color:rgba(255,255,255,.28);color:#fff}
.btn-line:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.5)}
.btn-sm{height:38px;padding:0 17px;font-size:13.5px}
.btn-block{width:100%}

/* ---------- 通用区块 ---------- */
.section{padding:96px 0}
.section-sm{padding:64px 0}
.section-tint{background:var(--paper-2)}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:12.5px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--brand);
  margin-bottom:18px;
}
.eyebrow::before{content:"";width:22px;height:1.5px;background:var(--brand)}
.h-xl{font-size:clamp(30px,4.1vw,52px);letter-spacing:-.025em;line-height:1.16}
.h-lg{font-size:clamp(25px,2.9vw,36px);letter-spacing:-.02em}
.h-md{font-size:clamp(20px,2vw,23px)}
.lead{font-size:16.5px;color:var(--text-2);line-height:1.85}
.section-head{max-width:660px;margin-bottom:56px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head.center .eyebrow{justify-content:center}
.section-head .lead{margin-top:16px}

/* ---------- 首页 Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(160deg,#071220 0%,#0B1B2B 46%,#11283B 100%);
  color:#fff;padding:118px 0 0;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 90% 70% at 50% 0%,#000 25%,transparent 78%);
  -webkit-mask-image:radial-gradient(ellipse 90% 70% at 50% 0%,#000 25%,transparent 78%);
}
.hero::after{
  content:"";position:absolute;width:820px;height:820px;right:-260px;top:-320px;border-radius:50%;
  background:radial-gradient(circle,rgba(55,182,240,.22),transparent 62%);
  filter:blur(10px);pointer-events:none;
}
.hero .container{position:relative;z-index:2}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;padding:6px 14px 6px 8px;
  border:1px solid rgba(255,255,255,.16);border-radius:100px;
  font-size:12.5px;letter-spacing:.04em;color:rgba(255,255,255,.8);
  background:rgba(255,255,255,.04);margin-bottom:30px;
}
.hero-badge b{
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(55,182,240,.16);color:#8ED8FA;font-size:11px;font-weight:700;
  padding:3px 9px;border-radius:100px;letter-spacing:.08em;
}
.hero h1{font-size:clamp(32px,5.1vw,62px);line-height:1.12;letter-spacing:-.03em;max-width:15em}
.hero h1 em{font-style:normal;color:#7FD2F5}
.hero-sub{margin-top:24px;max-width:610px;font-size:16.5px;line-height:1.85;color:rgba(255,255,255,.68)}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:38px}
.hero-meta{display:flex;flex-wrap:wrap;gap:26px;margin-top:40px;color:rgba(255,255,255,.5);font-size:13px}
.hero-meta span{display:inline-flex;align-items:center;gap:8px}
.hero-meta svg{width:15px;height:15px;stroke:#37B6F0}

.hero-stats{
  position:relative;z-index:2;margin-top:78px;
  border-top:1px solid rgba(255,255,255,.1);
  display:grid;grid-template-columns:repeat(4,1fr);
}
.hero-stat{padding:30px 26px 34px;border-right:1px solid rgba(255,255,255,.08)}
.hero-stat:last-child{border-right:0}
.hero-stat b{display:block;font-size:34px;font-weight:600;letter-spacing:-.02em;line-height:1;color:#fff}
.hero-stat b i{font-style:normal;font-size:16px;color:#7FD2F5;margin-left:3px;font-weight:500}
.hero-stat span{display:block;margin-top:10px;font-size:13px;color:rgba(255,255,255,.5)}

/* ---------- 服务卡片 ---------- */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}

.svc-card{
  position:relative;padding:34px 28px 30px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);transition:all .3s var(--ease);overflow:hidden;
}
.svc-card::after{
  content:"";position:absolute;left:0;top:0;height:2px;width:0;background:var(--brand);transition:width .38s var(--ease);
}
.svc-card:hover{border-color:transparent;box-shadow:var(--shadow);transform:translateY(-4px)}
.svc-card:hover::after{width:100%}
.svc-icon{
  width:48px;height:48px;display:flex;align-items:center;justify-content:center;
  background:rgba(31,95,214,.07);border-radius:var(--radius);margin-bottom:22px;
}
.svc-icon svg{width:24px;height:24px;stroke:var(--brand);fill:none;stroke-width:1.5}
.svc-card h3{font-size:17.5px;margin-bottom:10px}
.svc-card p{font-size:14px;color:var(--text-2);line-height:1.8}
.svc-card .idx{
  position:absolute;right:22px;top:20px;font-size:12px;font-weight:600;color:var(--line);
  letter-spacing:.1em;
}

/* ---------- 特色分栏 ---------- */
.split{display:grid;grid-template-columns:1.02fr .98fr;gap:72px;align-items:center}
.feature-list{display:grid;gap:2px;margin-top:34px}
.feature-item{
  display:flex;gap:18px;padding:22px 0;border-top:1px solid var(--line);
}
.feature-item:last-child{border-bottom:1px solid var(--line)}
.feature-item .n{
  font-size:12px;font-weight:700;color:var(--brand);letter-spacing:.1em;padding-top:3px;min-width:26px;
}
.feature-item h4{font-size:15.5px;margin-bottom:6px}
.feature-item p{font-size:13.8px;color:var(--text-2);line-height:1.75}

.visual-panel{
  position:relative;border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(150deg,#0A1521,#16293A 60%,#1C3A52);
  padding:48px 42px;min-height:430px;display:flex;flex-direction:column;justify-content:center;
}
.visual-panel::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.1) 1px,transparent 1px);
  background-size:22px 22px;opacity:.6;
}
.visual-panel .vp-inner{position:relative;z-index:1}
.vp-title{color:#fff;font-size:19px;margin-bottom:8px}
.vp-desc{color:rgba(255,255,255,.55);font-size:13.5px;margin-bottom:30px}
.bar-row{margin-bottom:18px}
.bar-row .lbl{display:flex;justify-content:space-between;font-size:12.5px;color:rgba(255,255,255,.62);margin-bottom:8px}
.bar{height:5px;background:rgba(255,255,255,.1);border-radius:100px;overflow:hidden}
.bar i{display:block;height:100%;border-radius:100px;background:linear-gradient(90deg,#1F5FD6,#37B6F0);width:0;transition:width 1.1s var(--ease)}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
.step{padding:34px 26px 34px 0;position:relative;border-right:1px solid var(--line)}
.step:last-child{border-right:0;padding-right:0}
.step .no{
  font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--brand);margin-bottom:14px;display:block;
}
.step h4{font-size:16px;margin-bottom:9px}
.step p{font-size:13.5px;color:var(--text-2);line-height:1.75;max-width:26em}

/* ---------- CTA 横幅 ---------- */
.cta-band{
  position:relative;overflow:hidden;background:linear-gradient(120deg,#0A1521,#12304A);color:#fff;
  padding:66px 0;
}
.cta-band::after{
  content:"";position:absolute;right:-120px;top:-140px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(55,182,240,.24),transparent 65%);
}
.cta-inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta-inner h2{font-size:clamp(22px,2.6vw,31px);letter-spacing:-.02em}
.cta-inner p{color:rgba(255,255,255,.62);margin-top:10px;font-size:14.5px}

/* ---------- 内页头部 ---------- */
.page-head{
  position:relative;background:linear-gradient(150deg,#08131F,#0F2436 70%,#16334A);
  color:#fff;padding:76px 0 70px;overflow:hidden;
}
.page-head::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse 70% 100% at 20% 0%,#000,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 70% 100% at 20% 0%,#000,transparent 75%);
}
.page-head .container{position:relative;z-index:1}
.page-head h1{font-size:clamp(28px,3.6vw,44px);letter-spacing:-.025em}
.page-head p{margin-top:14px;color:rgba(255,255,255,.6);max-width:600px;font-size:15px}
.crumb{margin-top:26px;font-size:12.5px;color:rgba(255,255,255,.42);display:flex;gap:8px;align-items:center}
.crumb a:hover{color:rgba(255,255,255,.8)}

/* ---------- 关于我们 ---------- */
.about-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:start}
.about-text p+p{margin-top:18px}
.about-text{font-size:15.4px;color:var(--text-2);line-height:1.95}
.fact-card{border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px;background:#fff}
.fact-row{display:flex;justify-content:space-between;gap:16px;padding:15px 0;border-bottom:1px solid var(--line);font-size:13.8px}
.fact-row:last-child{border-bottom:0;padding-bottom:0}
.fact-row span{color:var(--text-3)}
.fact-row b{font-weight:600}

.timeline{position:relative;margin-top:20px}
.timeline::before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:1px;background:var(--line)}
.tl-item{position:relative;padding:0 0 34px 38px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:2px;top:8px;width:11px;height:11px;border-radius:50%;
  background:#fff;border:2px solid var(--brand);
}
.tl-item .yr{font-size:12.5px;font-weight:700;color:var(--brand);letter-spacing:.1em}
.tl-item h4{font-size:16px;margin:7px 0 7px}
.tl-item p{font-size:13.8px;color:var(--text-2);line-height:1.8}

.value-card{border-left:2px solid var(--brand);padding:4px 0 4px 22px}
.value-card h4{font-size:16px;margin-bottom:8px}
.value-card p{font-size:13.8px;color:var(--text-2);line-height:1.8}

/* ---------- 服务详情 ---------- */
.svc-row{
  display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;padding:64px 0;
  border-top:1px solid var(--line);align-items:start;
}
.svc-row:nth-child(even) .svc-row-media{order:-1}
.svc-row:first-of-type{border-top:0}
.svc-badge{
  display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.14em;color:var(--brand);
  background:rgba(31,95,214,.07);padding:4px 10px;border-radius:2px;margin-bottom:16px;
}
.svc-row h2{font-size:clamp(21px,2.3vw,27px);margin-bottom:14px;letter-spacing:-.015em}
.svc-row .desc{color:var(--text-2);font-size:14.8px;line-height:1.9}
.svc-points{display:grid;grid-template-columns:repeat(2,1fr);gap:12px 26px;margin-top:26px}
.svc-points li{display:flex;gap:9px;font-size:13.8px;color:var(--text-2);line-height:1.7}
.svc-points li::before{
  content:"";flex-shrink:0;width:5px;height:5px;margin-top:9px;border-radius:50%;background:var(--accent);
}
.svc-media{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:40px 36px;min-height:300px;display:flex;flex-direction:column;justify-content:center;gap:14px;
}
.svc-media .m-line{display:flex;justify-content:space-between;align-items:center;padding:13px 0;border-bottom:1px dashed var(--line)}
.svc-media .m-line:last-child{border-bottom:0}
.svc-media .m-line span{font-size:13px;color:var(--text-3)}
.svc-media .m-line b{font-size:13.5px;font-weight:600;color:var(--text)}
.svc-media .m-tag{display:inline-flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.svc-media .m-tag i{
  font-style:normal;font-size:11.5px;color:var(--brand);background:rgba(31,95,214,.08);
  padding:3px 9px;border-radius:2px;letter-spacing:.04em;
}

/* ---------- 联系我们 ---------- */
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:64px;align-items:start}
.contact-list{display:grid;gap:2px}
.contact-item{display:flex;gap:16px;padding:22px 0;border-bottom:1px solid var(--line)}
.contact-item:first-child{border-top:1px solid var(--line)}
.contact-item .ci{width:38px;height:38px;flex-shrink:0;display:flex;align-items:center;justify-content:center;background:var(--paper-2);border-radius:var(--radius)}
.contact-item .ci svg{width:17px;height:17px;stroke:var(--brand);fill:none;stroke-width:1.6}
.contact-item dt{font-size:12.5px;color:var(--text-3);letter-spacing:.04em;margin-bottom:4px}
.contact-item dd{margin:0;font-size:14.8px;font-weight:550;line-height:1.6}
.contact-item dd small{display:block;font-weight:400;font-size:12.8px;color:var(--text-3);margin-top:3px}

.form-card{border:1px solid var(--line);border-radius:var(--radius);padding:38px 36px;background:#fff;box-shadow:var(--shadow-sm)}
.form-card h3{font-size:19px;margin-bottom:6px}
.form-card .fc-sub{font-size:13.5px;color:var(--text-3);margin-bottom:26px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-size:12.8px;color:var(--text-2);font-weight:500}
.field label i{color:#D9534F;font-style:normal;margin-left:2px}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--radius);padding:11px 13px;
  font-size:14px;background:#fff;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field textarea{min-height:118px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,95,214,.1);
}
.form-foot{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:22px;flex-wrap:wrap}
.form-note{font-size:12.2px;color:var(--text-3)}
.alert{
  padding:11px 14px;border-radius:var(--radius);font-size:13.5px;margin-bottom:18px;
  border:1px solid transparent;
}
.alert-ok{background:#EDF8F1;border-color:#C5E8D3;color:#1C7A43}
.alert-err{background:#FDF1F0;border-color:#F6D4D1;color:#B4402F}
.alert-info{background:#EEF4FE;border-color:#D3E2FB;color:#1F4E9E}

/* ---------- 认证页面 ---------- */
.auth-wrap{min-height:calc(100vh - 74px);display:grid;grid-template-columns:1fr 1fr}
.auth-side{
  background:linear-gradient(155deg,#071220,#0C2033 55%,#153348);color:#fff;
  padding:70px 60px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden;
}
.auth-side::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;
}
.auth-side .as-inner{position:relative;z-index:1}
.auth-side h2{font-size:clamp(24px,2.6vw,33px);line-height:1.3;letter-spacing:-.02em;max-width:13em}
.auth-side p{margin-top:18px;color:rgba(255,255,255,.6);font-size:14.5px;max-width:30em;line-height:1.85}
.auth-side ul{margin-top:36px;display:grid;gap:15px}
.auth-side li{display:flex;gap:11px;font-size:13.8px;color:rgba(255,255,255,.72)}
.auth-side li svg{width:16px;height:16px;stroke:#37B6F0;fill:none;stroke-width:1.8;flex-shrink:0;margin-top:4px}
.auth-side .as-foot{position:relative;z-index:1;font-size:12px;color:rgba(255,255,255,.34)}
.auth-main{display:flex;align-items:center;justify-content:center;padding:56px 28px}
.auth-card{width:100%;max-width:396px}
.auth-card h1{font-size:26px;letter-spacing:-.02em;margin-bottom:8px}
.auth-card .ac-sub{font-size:14px;color:var(--text-3);margin-bottom:30px}
.auth-form{display:grid;gap:16px}
.auth-form .btn{margin-top:6px;height:48px}
.auth-alt{margin-top:22px;font-size:13.5px;color:var(--text-2);text-align:center}
.auth-alt a{color:var(--brand);font-weight:550}
.auth-alt a:hover{text-decoration:underline}

/* ---------- 会员中心 / 后台 ---------- */
.dash-head{background:var(--paper-2);border-bottom:1px solid var(--line);padding:38px 0}
.dash-head .dh-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.avatar{
  width:52px;height:52px;border-radius:50%;background:linear-gradient(140deg,#1F5FD6,#37B6F0);
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:19px;font-weight:600;flex-shrink:0;
}
.dash-user{display:flex;align-items:center;gap:16px}
.dash-user h2{font-size:18px}
.dash-user p{font-size:13px;color:var(--text-3);margin-top:2px}
.dash-grid{display:grid;grid-template-columns:220px 1fr;gap:38px;align-items:start}
.side-nav{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.side-nav a{display:flex;align-items:center;gap:10px;padding:13px 18px;font-size:14px;color:var(--text-2);border-bottom:1px solid var(--line)}
.side-nav a:last-child{border-bottom:0}
.side-nav a:hover{background:var(--paper-2);color:var(--text)}
.side-nav a.active{color:var(--brand);font-weight:600;background:rgba(31,95,214,.05);box-shadow:inset 2px 0 0 var(--brand)}
.panel{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:30px 32px}
.panel h3{font-size:17px;margin-bottom:6px}
.panel .p-sub{font-size:13px;color:var(--text-3);margin-bottom:22px}

.table{width:100%;border-collapse:collapse;font-size:13.8px}
.table th{
  text-align:left;font-weight:600;font-size:12.3px;letter-spacing:.05em;color:var(--text-3);
  padding:0 12px 12px;border-bottom:1px solid var(--line);white-space:nowrap;
}
.table td{padding:14px 12px;border-bottom:1px solid var(--line);vertical-align:top;color:var(--text-2)}
.table tr:last-child td{border-bottom:0}
.table td b{color:var(--text);font-weight:600}
.tag{display:inline-block;padding:2px 8px;border-radius:2px;font-size:11.5px;font-weight:600;letter-spacing:.04em}
.tag-new{background:#EEF4FE;color:#1F4E9E}
.tag-done{background:#EDF8F1;color:#1C7A43}
.empty{padding:44px 20px;text-align:center;color:var(--text-3);font-size:13.8px}

.stat-mini{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:26px}
.stat-mini div{border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px}
.stat-mini b{display:block;font-size:24px;font-weight:600;letter-spacing:-.02em}
.stat-mini span{font-size:12.5px;color:var(--text-3)}

/* ---------- 页脚 ---------- */
.site-footer{background:#08131F;color:rgba(255,255,255,.6);padding:64px 0 28px;font-size:13.5px}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:48px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.09)}
.footer-brand .brand-name{color:#fff;font-size:16px}
.footer-brand .brand-sub{color:rgba(255,255,255,.34)}
.footer-desc{margin-top:18px;line-height:1.9;font-size:13.2px;max-width:26em;color:rgba(255,255,255,.45)}
.footer-col h5{color:#fff;font-size:13.5px;font-weight:600;margin:0 0 16px;letter-spacing:.02em}
.footer-col li{margin-bottom:11px}
.footer-col a:hover{color:#fff}
.footer-contact li{display:flex;gap:10px;margin-bottom:13px;line-height:1.7}
.footer-contact svg{width:15px;height:15px;stroke:rgba(255,255,255,.45);fill:none;stroke-width:1.6;flex-shrink:0;margin-top:4px}
.footer-bottom{padding-top:24px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:12.3px;color:rgba(255,255,255,.32)}
.footer-bottom a:hover{color:rgba(255,255,255,.7)}

/* ---------- 动效 ---------- */
.reveal{opacity:1;transform:none}
html.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
html.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html.js .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .split,.about-grid,.contact-grid{grid-template-columns:1fr;gap:44px}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step{border-right:0;border-bottom:1px solid var(--line);padding:26px 18px 26px 0}
  .step:nth-child(2n){padding-left:18px}
  .svc-row{grid-template-columns:1fr;gap:36px}
  .svc-row:nth-child(even) .svc-row-media{order:0}
  .footer-top{grid-template-columns:1fr 1fr;gap:36px}
  .dash-grid{grid-template-columns:1fr}
  .side-nav{display:flex;overflow-x:auto}
  .side-nav a{border-bottom:0;border-right:1px solid var(--line);white-space:nowrap}
  .auth-wrap{grid-template-columns:1fr}
  .auth-side{display:none}
}
@media (max-width:760px){
  .container{padding:0 20px}
  .section{padding:66px 0}
  .nav{height:64px}
  .nav-links{
    position:absolute;left:0;right:0;top:64px;background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;padding:10px 16px 16px;gap:2px;
    box-shadow:0 18px 30px -20px rgba(10,21,33,.4);display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px}
  .nav-links a.active::after{display:none}
  .nav-toggle{display:block}
  .nav-actions .btn-ghost{display:none}
  .hero{padding-top:66px}
  .hero-stats{grid-template-columns:1fr 1fr;margin-top:48px}
  .hero-stat{padding:24px 18px;border-bottom:1px solid rgba(255,255,255,.08)}
  .hero-stat:nth-child(2n){border-right:0}
  .hero-stat b{font-size:27px}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .step{padding:22px 0;border-right:0}
  .step:nth-child(2n){padding-left:0}
  .form-grid{grid-template-columns:1fr}
  .form-card{padding:28px 22px}
  .panel{padding:22px 18px}
  .footer-top{grid-template-columns:1fr}
  .page-head{padding:56px 0 50px}
  .cta-band{padding:48px 0}
  .table{font-size:12.8px}
  .table th,.table td{padding-left:8px;padding-right:8px}
  .svc-points{grid-template-columns:1fr}
}

/* ---------- Hero 技术线稿 ---------- */
.hero-art{
  position:absolute;right:-60px;top:50%;transform:translateY(-52%);
  width:620px;height:620px;pointer-events:none;z-index:1;opacity:.85;
}
@media (max-width:1280px){ .hero-art{right:-180px;width:540px;height:540px;opacity:.6} }
@media (max-width:960px){ .hero-art{display:none} }