/* ============ 涵溯数字科技 官网样式 ============ */
:root{
  --ink:#10233f; --ink-2:#1c3354; --muted:#5a6b82; --soft:#8293a8;
  --line:#e3edf9; --tint:#f4f8fe; --sky:#eaf4ff;
  --brand:#1f6feb; --brand-2:#38bdf8;
  --grad:linear-gradient(120deg,#1f6feb 0%,#38bdf8 100%);
  --green:#17a673; --amber:#e8a13a; --red:#e05a5a;
  --card:#ffffff; --radius:20px; --radius-s:14px;
  --shadow:0 14px 40px -18px rgba(24,68,128,.22);
  --shadow-sm:0 6px 18px -10px rgba(24,68,128,.18);
  --font:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  --serif:"Noto Serif SC","Songti SC","STSong","SimSun",Georgia,serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);color:var(--ink);background:#fff;line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
.serif{font-family:var(--serif);letter-spacing:.02em}
.wrap{max-width:1200px;margin:0 auto;padding:0 28px}
.sec{padding:88px 0}
.sec.sky{background:linear-gradient(180deg,#f6faff 0%,#eef6ff 100%)}
.sec.tint{background:var(--tint)}
.sec-head{max-width:760px;margin:0 auto 46px}
.sec-head.center{text-align:center}
.sec-head h2{font-size:34px;line-height:1.35;letter-spacing:.01em;font-weight:700}
.sec-head.center p,.sec-head p{margin-top:12px;color:var(--muted);font-size:16.5px}
.kicker{display:inline-block;font-size:13px;letter-spacing:.22em;color:var(--brand);font-weight:600;margin-bottom:18px;padding:7px 16px;border:1px solid #cfe2fb;border-radius:999px;background:rgba(255,255,255,.7)}
.kicker2{display:inline-block;font-size:13px;color:var(--brand);font-weight:600;letter-spacing:.14em;margin-bottom:10px}
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;font-weight:600;font-size:15px;padding:12px 26px;transition:.22s;white-space:nowrap;cursor:pointer;border:1px solid transparent}
.btn-accent{background:var(--grad);color:#fff;box-shadow:0 10px 24px -12px rgba(31,111,235,.65)}
.btn-accent:hover{transform:translateY(-2px);box-shadow:0 14px 30px -12px rgba(31,111,235,.75)}
.btn-ghost{background:transparent;color:var(--ink);border-color:#c6d9f0}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);background:#f6faff}
.btn-sm{padding:8px 18px;font-size:14px}
.link-more{color:var(--brand);font-weight:600;font-size:15px;flex:none}
.link-more:hover{opacity:.75}
.go{display:inline-flex;align-items:center;gap:4px;color:var(--brand);font-weight:600;font-size:14.5px;margin-top:auto}
.go:hover{text-decoration:underline}
/* ---------- 顶部导航 ---------- */
.nav{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.88);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-in{height:78px;display:flex;align-items:center;gap:26px}
.brand{display:flex;align-items:center;gap:12px;flex:none}
.brand img{width:44px;height:44px;border-radius:13px;box-shadow:var(--shadow-sm)}
.brand .bt{display:block;font-size:19px;font-weight:700;line-height:1.15}
.brand .bs{display:block;font-size:10px;letter-spacing:.28em;color:var(--soft);line-height:1.3}
.nav-links{margin-left:auto;display:flex;align-items:center;gap:4px}
.nav-links a{padding:8px 14px;border-radius:999px;font-size:15px;color:#34475f;font-weight:500;transition:.18s}
.nav-links a:hover{color:var(--brand);background:#f2f7ff}
.nav-links a.on{color:var(--brand);background:#eaf2ff;font-weight:600}
.nav-links .btn-accent{color:#fff}
.burger{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:10px;width:42px;height:42px;font-size:20px;color:var(--ink);cursor:pointer;align-items:center;justify-content:center}
/* ---------- 提示消息 ---------- */
.flash{max-width:1200px;margin:18px auto 0;padding:0 28px}
.msg{border-radius:12px;padding:11px 18px;font-size:14.5px;margin-bottom:10px;border:1px solid}
.msg.ok{background:#e9f9f2;color:#0f7a50;border-color:#bde9d6}
.msg.error{background:#fdf0ef;color:#c43a3a;border-color:#f4cdcb}
/* ---------- HERO ---------- */
.hero{position:relative;overflow:hidden;padding:74px 0 84px;background:linear-gradient(180deg,#f2f8ff 0%,#e9f4ff 60%,#e2f0ff 100%)}
.bg-grid{background-image:linear-gradient(rgba(96,156,235,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(96,156,235,.07) 1px,transparent 1px);background-size:56px 56px}
.bg-glow::before,.bg-glow::after{content:"";position:absolute;border-radius:50%;filter:blur(90px);pointer-events:none}
.bg-glow::before{width:520px;height:520px;background:rgba(56,189,248,.22);top:-180px;right:-120px}
.bg-glow::after{width:460px;height:460px;background:rgba(31,111,235,.16);left:-160px;bottom:-220px}
.hero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:center}
.hero h1{font-size:42px;line-height:1.32;font-weight:800;letter-spacing:.005em}
.hero .sub{margin-top:18px;font-size:17px;color:var(--muted);max-width:600px}
.hero-cta{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap}
.hero-meta{margin-top:36px;display:grid;grid-template-columns:repeat(2,1fr);gap:14px;max-width:640px}
.hm{background:rgba(255,255,255,.82);border:1px solid #d9e8fb;border-radius:16px;padding:15px 18px;transition:.2s}
.hm:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}
.hm b{display:block;font-size:15.5px;color:var(--ink);margin-bottom:3px}
.hm span{font-size:13.5px;color:var(--muted)}
.hero-visual{position:relative;display:flex;justify-content:center}
.halo{position:absolute;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(56,189,248,.3),rgba(31,111,235,.12) 55%,transparent 72%)}
.stage{position:relative;width:430px;display:flex;flex-direction:column;align-items:center;gap:22px;padding:26px 0}
.ring-wrap{position:relative;display:flex;align-items:center;justify-content:center}
.ring-wrap::before{content:"";position:absolute;inset:-34px;border-radius:50%;border:1.5px dashed rgba(31,111,235,.4);animation:spin 34s linear infinite}
.ring-wrap::after{content:"";position:absolute;inset:-12px;border-radius:50%;background:rgba(255,255,255,.75);box-shadow:0 20px 60px -30px rgba(31,111,235,.5)}
@keyframes spin{to{transform:rotate(360deg)}}
.ring-glow{position:relative;z-index:2;border-radius:36px}
.slogan-line{font-size:22px;font-weight:700;color:var(--ink-2)}
.stage-tags{display:flex;flex-wrap:wrap;justify-content:center;gap:10px}
.stage-tags span{font-size:13px;color:#33507a;background:#fff;border:1px solid #d6e6f9;border-radius:999px;padding:7px 14px}
/* ---------- 通用卡片 ---------- */
.card{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:30px;display:flex;flex-direction:column;gap:12px;transition:.22s}
a.card{color:inherit}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#cfe0f6}
.card h3{font-size:19px;line-height:1.45;font-weight:700}
.card p{font-size:14.8px;color:var(--muted);flex:1}
.icon-chip{width:52px;height:52px;border-radius:16px;background:linear-gradient(140deg,#e7f1ff,#d5e9ff);display:flex;align-items:center;justify-content:center;color:var(--brand);flex:none;margin-bottom:2px}
.icon-chip svg{width:26px;height:26px}
.card.tour .icon-chip{background:linear-gradient(140deg,#eef7ff,#def0fe)}
.card.tour{padding-top:26px}
.card.tour .go{margin-top:4px}
.tag{display:inline-flex;align-items:center;align-self:flex-start;font-size:12.5px;font-weight:600;color:#2c66b8;background:#e8f1ff;border-radius:999px;padding:4px 12px;letter-spacing:.03em}
.tag.alt{color:#0e7a63;background:#e2f6f0}
.tag.gold{color:#9a6a12;background:#fbf1dd}
.date{font-size:13px;color:var(--soft);letter-spacing:.04em}
.post-card .more{color:var(--brand);font-weight:600;font-size:14px;margin-top:auto}
/* ---------- CTA / FOOTER ---------- */
.cta-band{position:relative;overflow:hidden;background:linear-gradient(120deg,#123a75 0%,#1f6feb 55%,#38bdf8 100%);color:#fff}
.cta-band::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px);background-size:52px 52px}
.cta-flex{position:relative;display:flex;align-items:center;gap:34px;padding:64px 28px;justify-content:space-between}
.cta-band h2{font-size:30px;line-height:1.4}
.cta-band p{margin-top:12px;color:#dcebfc;max-width:640px;font-size:15.5px}
.cta-band .btn-accent{background:#fff;color:#1a5fd0;box-shadow:0 12px 28px -14px rgba(0,0,0,.4)}
.cta-band .btn-accent:hover{box-shadow:0 16px 34px -14px rgba(0,0,0,.5)}
.footer{background:#0d1d33;color:#b8c7da;font-size:14.5px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:44px;padding:64px 0 48px}
.footer h4{color:#fff;font-size:15.5px;margin-bottom:16px;letter-spacing:.02em}
.foot-brand img{width:52px;height:52px;border-radius:15px;margin-bottom:16px}
.foot-brand .slogan{color:#fff;font-size:19px;font-weight:700;margin-bottom:12px}
.foot-brand p{line-height:1.9}
.footer a{display:block;color:#9fb2c9;padding:5px 0}
.footer a:hover{color:#7cc4ff}
.footer .foot-grid div > p{padding:5px 0;color:#9fb2c9;line-height:1.9}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 28px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:13px;color:#7e93ac}
/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .hero .wrap{grid-template-columns:1fr;gap:40px}
  .hero-visual{order:-1}
  .stage{width:340px}
  .g4{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .burger{display:inline-flex}
  .nav-in{height:64px}
  .nav-links{position:fixed;inset:64px 0 auto 0;background:#fff;flex-direction:column;align-items:stretch;padding:12px 20px 20px;gap:4px;border-bottom:1px solid var(--line);box-shadow:0 18px 30px -24px rgba(16,35,63,.35);display:none}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 16px;border-radius:12px}
  .nav-links .btn-accent{text-align:center}
  .sec{padding:64px 0}
  .sec-head h2{font-size:28px}
  .hero{padding:52px 0 64px}
  .hero h1{font-size:32px}
  .g3,.g2{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr;gap:32px;padding:48px 0 34px}
  .cta-flex{flex-direction:column;align-items:flex-start;padding:48px 28px}
}
@media (max-width:520px){
  .wrap{padding:0 18px}
  .hero-meta{grid-template-columns:1fr}
  .g4{grid-template-columns:1fr}
  .brand .bs{display:none}
  .stage{width:100%}
  .ring-wrap::before{inset:-22px}
}/* ============ 内页通用 ============ */
.page-hero{position:relative;overflow:hidden;padding:64px 0 58px;background:linear-gradient(180deg,#f2f8ff 0%,#e9f4ff 100%);border-bottom:1px solid var(--line)}
.page-hero .wrap{position:relative;z-index:2}
.page-hero h1{font-size:38px;line-height:1.35;font-weight:800}
.page-hero p{margin-top:14px;color:var(--muted);font-size:16.5px;max-width:680px}
.crumb{margin-bottom:14px;font-size:13.5px;color:var(--soft)}
.crumb a:hover{color:var(--brand)}
.crumb i{font-style:normal;margin:0 8px;color:#c2d2e4}
/* ---------- 产品总览 ---------- */
.quicknav{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.quicknav a{border:1px solid #d3e4f8;background:rgba(255,255,255,.8);border-radius:999px;padding:9px 18px;font-size:14px;font-weight:600;color:#33507a;transition:.18s}
.quicknav a:hover{color:#fff;background:var(--grad);border-color:transparent}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chips span{font-size:13.5px;color:#41618c;background:#eaf3ff;border:1px solid #d8e9fc;border-radius:999px;padding:7px 15px}
.svc{scroll-margin-top:96px}
.svc-card{display:grid;grid-template-columns:1.15fr .85fr;gap:0;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:26px;margin-top:24px;box-shadow:var(--shadow-sm)}
.svc-main{padding:42px 44px}
.svc-side{padding:40px 38px;background:linear-gradient(165deg,#f4f9ff,#eaf4ff);border-left:1px solid var(--line);display:flex;flex-direction:column;justify-content:center;gap:16px}
.svc-head{display:flex;align-items:center;gap:16px;margin-bottom:14px;flex-wrap:wrap}
.svc-head .icon-chip{width:60px;height:60px;border-radius:18px}
.svc-head h2{font-size:26px}
.svc-main > p{color:var(--muted);font-size:15.5px;margin-bottom:8px}
.svc-main .lead{font-size:16px;color:#334b6b;margin-bottom:18px}
.svc-points{margin:14px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:10px 26px}
.svc-points li{position:relative;padding-left:24px;font-size:14.5px;color:#334b6b;line-height:1.75}
.svc-points li::before{content:"";position:absolute;left:2px;top:11px;width:7px;height:7px;border-radius:50%;background:var(--grad)}
.svc-side h4{font-size:15px;margin-bottom:2px;color:var(--ink-2)}
.svc-side p{font-size:13.8px;color:var(--muted)}
.svc-note{margin-top:22px;padding:14px 18px;border-radius:14px;background:#f4f9ff;border:1px dashed #bfd9f5;font-size:13.8px;color:#4a5f7d}
/* ---------- 技术底座 ---------- */
.base-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:34px}
.base-item{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px;text-align:center;transition:.2s}
.base-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm)}
.base-item .ic{width:48px;height:48px;margin:0 auto 12px;border-radius:15px;background:linear-gradient(140deg,#e7f1ff,#d7ecff);display:flex;align-items:center;justify-content:center;color:var(--brand)}
.base-item .ic svg{width:24px;height:24px}
.base-item h3{font-size:16.5px;margin-bottom:6px}
.base-item p{font-size:13.5px;color:var(--muted);line-height:1.75}
/* ---------- 行业组合 ---------- */
.industry-groups{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:32px}
.ig{background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px;display:flex;flex-direction:column;gap:14px}
.ig h3{display:flex;align-items:center;gap:10px;font-size:19px}
.ig h3 .dot{width:9px;height:9px;border-radius:50%;background:var(--grad);flex:none}
.ig p{font-size:14.6px;color:var(--muted)}
.ig .chips{margin-top:4px}
/* ---------- 合作流程 / FAQ ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:flow;margin-top:34px}
.flow-step{position:relative;background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px 24px 24px;counter-increment:flow}
.flow-step::before{content:"0" counter(flow);position:absolute;top:18px;right:20px;font-size:34px;font-weight:800;color:#e6f0fc;font-family:var(--serif);line-height:1}
.flow-step h3{font-size:16.5px;margin:8px 0 6px;color:var(--ink-2)}
.flow-step p{font-size:13.6px;color:var(--muted)}
.faq{margin-top:34px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:0;margin-bottom:12px;overflow:hidden;transition:.2s}
.faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 24px;font-weight:600;font-size:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:22px;color:var(--brand);font-weight:400;flex:none;transition:.2s}
.faq details[open] summary::after{content:"-"}
.faq details p{padding:0 24px 20px;color:var(--muted);font-size:14.8px;max-width:880px}
/* ---------- 列表页 ---------- */
.feed-row{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feed-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;display:flex;flex-direction:column;gap:12px;transition:.22s}
a.feed-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe0f6}
.feed-card h3{font-size:18.5px;line-height:1.5}
.feed-card p{font-size:14.6px;color:var(--muted);flex:1}
.feed-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.feed-meta .tag{margin-left:0}
.pager,.list-foot{margin-top:34px;display:flex;justify-content:center}
.empty{padding:70px 0;text-align:center;color:var(--soft)}
/* ---------- 详情页 ---------- */
.detail-wrap{max-width:860px;margin:0 auto}
.detail-head{text-align:center;padding:16px 0 30px}
.detail-head .tag{align-self:center}
.detail-head h1{font-size:32px;line-height:1.45;margin-top:16px;font-weight:800}
.detail-head .meta{margin-top:14px;color:var(--soft);font-size:14px;letter-spacing:.05em}
.article-body{margin:10px 0 0;background:#fff;border:1px solid var(--line);border-radius:24px;padding:46px 54px;font-size:16px;color:#2b3d57;line-height:2.05}
.article-body p{margin-bottom:1.1em}
.article-body h2,.article-body h3{margin:1.4em 0 .6em;color:var(--ink)}
.back-bar{display:flex;justify-content:space-between;align-items:center;gap:16px;margin:26px 0 60px;flex-wrap:wrap}
.article-card{background:#eef6ff;border:1px solid #d7e9fc;border-radius:18px;padding:22px 26px;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.article-card p{color:var(--muted);font-size:14.5px;margin-top:4px}
/* ---------- 关于我们 ---------- */
.about-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:24px;margin-top:26px}
.about-main{background:#fff;border:1px solid var(--line);border-radius:22px;padding:38px 40px}
.about-main h2{font-size:24px;margin-bottom:16px}
.about-main p{color:#3d5170;margin-bottom:14px;font-size:15.5px;line-height:2}
.about-side{display:flex;flex-direction:column;gap:24px}
.corp-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:30px 32px}
.corp-card h3{font-size:18px;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.kv{display:flex;flex-direction:column}
.kv div{display:flex;gap:18px;padding:9px 0;border-bottom:1px dashed var(--line);font-size:14.5px}
.kv div:last-child{border-bottom:none}
.kv dt{flex:none;width:92px;color:var(--soft)}
.kv dd{color:#334b6b;word-break:break-all}
.mission{padding:34px;border-radius:22px;background:linear-gradient(120deg,#123a75,#1f6feb);color:#fff}
.mission h3{font-size:19px;margin-bottom:10px}
.mission p{color:#dbe9fb;font-size:14.8px;line-height:1.95}
.dir-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:34px}
.dir{position:relative;background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px 24px;overflow:hidden}
.dir::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--grad)}
.dir h3{font-size:17px;margin:10px 0 8px}
.dir p{font-size:13.8px;color:var(--muted)}
.dir .num{font-size:26px;font-weight:800;font-family:var(--serif);color:var(--brand)}
.promise-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:30px}
.promise{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px 24px}
.promise .no{flex:none;width:34px;height:34px;border-radius:50%;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700}
.promise h4{font-size:16px;margin-bottom:4px}
.promise p{font-size:14px;color:var(--muted)}
/* ---------- 联系我们 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:24px;align-items:start}
.info-stack{display:flex;flex-direction:column;gap:20px}
.info-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px 28px;display:flex;gap:16px;align-items:flex-start}
.info-card .ic{flex:none;width:46px;height:46px;border-radius:14px;background:linear-gradient(140deg,#e7f1ff,#d5e9ff);display:flex;align-items:center;justify-content:center;color:var(--brand)}
.info-card .ic svg{width:22px;height:22px}
.info-card h4{font-size:15.5px;margin-bottom:3px}
.info-card p{font-size:14.2px;color:var(--muted);word-break:break-all}
.form-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:36px 40px;box-shadow:var(--shadow-sm)}
.form-card h2{font-size:22px;margin-bottom:6px}
.form-card .hint{color:var(--muted);font-size:14px;margin-bottom:24px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1 / -1}
.field label{font-size:14px;font-weight:600;color:#334b6b}
.field input,.field textarea,.field select{font-family:inherit;font-size:15px;border:1px solid #d5e3f4;border-radius:12px;padding:11px 15px;background:#fbfdff;color:var(--ink);outline:none;transition:.18s;width:100%}
.field textarea{min-height:140px;resize:vertical;line-height:1.8}
.field input:focus,.field textarea:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(31,111,235,.12)}
.form-foot{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-top:22px;flex-wrap:wrap}
.form-foot small{color:var(--soft);font-size:12.5px}
.contact-ways{margin-top:26px;display:flex;gap:10px;flex-wrap:wrap}
/* ---------- 404 ---------- */
.page404{text-align:center;padding:120px 0 130px}
.page404 .code{font-family:var(--serif);font-size:110px;font-weight:800;line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.page404 h1{font-size:26px;margin:14px 0 10px}
.page404 p{color:var(--muted);margin-bottom:28px}

/* ---------- 图标显色与补充 ---------- */
.icon-chip svg, .base-item .ic svg, .info-card .ic svg, .mini-ic svg { stroke: currentColor; }
.hm{display:flex;gap:13px;align-items:flex-start}
.hm .mini-ic{flex:none;width:42px;height:42px;border-radius:13px;background:linear-gradient(140deg,#e7f1ff,#d5e9ff);display:flex;align-items:center;justify-content:center;color:var(--brand);margin-top:1px}
.hm .mini-ic svg{width:21px;height:21px}
.hm .t{min-width:0}
.svc-side > div{position:relative;padding-left:16px}
.svc-side > div::before{content:"";position:absolute;left:0;top:7px;width:7px;height:7px;border-radius:50%;background:var(--grad)}

/* ---------- 进场动画 ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}}
/* ---------- 小屏调整 ---------- */
@media (max-width:1024px){
  .svc-card{grid-template-columns:1fr}
  .svc-side{border-left:none;border-top:1px solid var(--line)}
  .base-grid{grid-template-columns:repeat(2,1fr)}
  .industry-groups{grid-template-columns:1fr}
  .flow{grid-template-columns:repeat(2,1fr)}
  .feed-row{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr}
  .dir-row{grid-template-columns:repeat(2,1fr)}
  .promise-list{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
}
@media (max-width:640px){
  .page-hero h1{font-size:30px}
  .svc-main,.svc-side{padding:28px 24px}
  .svc-points{grid-template-columns:1fr}
  .base-grid,.flow,.feed-row,.dir-row,.promise-list{grid-template-columns:1fr}
  .form-card{padding:28px 22px}
  .form-grid{grid-template-columns:1fr}
  .detail-head h1{font-size:26px}
  .article-body{padding:30px 24px;font-size:15.5px}
  .about-main{padding:28px 24px}
  .page404 .code{font-size:80px}
  .promise,.info-card{flex-wrap:wrap}
}/* ============ 管理后台 ============ */
.a-bg{background:#eef3fa}
.a-shell{display:grid;grid-template-columns:236px 1fr;min-height:100vh}
.a-side{background:#0e2240;color:#c6d4e6;display:flex;flex-direction:column;padding:22px 0 18px;position:sticky;top:0;height:100vh;overflow-y:auto}
.a-logo{display:flex;align-items:center;gap:12px;padding:0 22px 20px;border-bottom:1px solid rgba(255,255,255,.09)}
.a-logo img{width:42px;height:42px;border-radius:12px}
.a-logo b{display:block;color:#fff;font-size:17px;line-height:1.2}
.a-logo span{font-size:11px;color:#8fa6c4;letter-spacing:.12em}
.a-nav{margin-top:16px;display:flex;flex-direction:column;gap:3px;padding:0 12px;flex:1}
.a-nav a{display:flex;align-items:center;gap:11px;padding:11px 14px;border-radius:11px;color:#b7c7dc;font-size:14.5px;transition:.15s}
.a-nav a:hover{background:rgba(255,255,255,.07);color:#fff}
.a-nav a.on{background:linear-gradient(120deg,#1f6feb,#38bdf8);color:#fff;font-weight:600}
.a-nav a svg{width:18px;height:18px;flex:none;opacity:.85}
.a-side-foot{padding:16px 22px 0;border-top:1px solid rgba(255,255,255,.09);display:flex;flex-direction:column;gap:8px}
.a-side-foot a{font-size:13.5px;color:#8fa6c4}
.a-side-foot a:hover{color:#fff}
.a-main{min-width:0}
.a-top{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);padding:16px 30px;display:flex;align-items:center;gap:16px;justify-content:space-between}
.a-top h1{font-size:20px}
.a-user{display:flex;align-items:center;gap:14px;font-size:14px;color:var(--muted)}
.a-user b{color:var(--ink)}
.a-body{padding:28px 30px 60px}
.a-panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px 26px;margin-bottom:22px}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px;flex-wrap:wrap}
.panel-head h2{font-size:18px}
.a-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:22px}
.a-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px 26px;overflow:hidden}
.a-card::after{content:"";position:absolute;right:-34px;top:-34px;width:110px;height:110px;border-radius:50%;background:linear-gradient(140deg,rgba(31,111,235,.08),rgba(56,189,248,.14))}
.a-card .lab{font-size:13.5px;color:var(--muted)}
.a-card .num{font-size:38px;font-weight:800;font-family:var(--serif);line-height:1.15;margin:6px 0 2px}
.a-card.grn .num{color:#15986c}
.a-card.blu .num{color:var(--brand)}
.a-card.amb .num{color:#d28a16}
.a-card .more{font-size:13px;color:var(--brand)}
.a-card a{color:inherit}
.a-card a:hover .more{text-decoration:underline}
.a-quick{display:flex;gap:12px;flex-wrap:wrap}
table.a-t{width:100%;border-collapse:collapse;font-size:14.3px}
table.a-t th{text-align:left;color:var(--soft);font-weight:600;font-size:12.8px;letter-spacing:.06em;padding:0 14px 12px 0;white-space:nowrap}
table.a-t td{padding:13px 14px 13px 0;border-top:1px solid var(--line);vertical-align:middle;line-height:1.6}
table.a-t td.t-tit{font-weight:600;color:var(--ink);max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
table.a-t tr:hover td{background:#fafcff}
.pill{display:inline-block;font-size:12px;border-radius:999px;padding:3px 11px;font-weight:600}
.pill.on{background:#e2f6f0;color:#0e7a63}
.pill.off{background:#f0f2f5;color:#7b8694}
.pill.new{background:#fdeaea;color:#c43a3a}
.pill.read{background:#e9eef6;color:#5c6b82}
.actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.btn.xs{padding:6px 14px;font-size:13px;border-radius:10px}
.btn.gray{background:#eef3f9;color:#33475f;border-color:transparent}
.btn.gray:hover{background:#e2eaf4}
.btn.danger{background:#fdeeee;color:#c43a3a;border-color:transparent}
.btn.danger:hover{background:#fbdcdc}
.btn.line{border:1px solid #c6d9f0;color:#33475f;background:#fff}
.btn.line:hover{border-color:var(--brand);color:var(--brand)}
.btn.icon{width:34px;height:34px;padding:0;border-radius:10px;display:inline-flex;align-items:center;justify-content:center}
.m-card{display:flex;gap:16px;justify-content:space-between;padding:18px 0;border-bottom:1px solid var(--line);align-items:flex-start}
.m-card:last-child{border-bottom:none}
.m-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:6px}
.m-head b{font-size:15.5px}
.m-head .time{font-size:12.5px;color:var(--soft)}
.m-sub{font-size:13px;color:var(--muted);margin-bottom:8px;display:flex;flex-wrap:wrap;gap:4px 18px}
.m-sub i{font-style:normal}
.m-body{font-size:14.5px;color:#334b6b;line-height:1.9;background:#f7fafd;border:1px solid var(--line);border-radius:12px;padding:12px 16px}
.m-ops{flex:none;display:flex;gap:8px}
.a-form{display:flex;flex-direction:column;gap:18px}
.a-form .row2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.a-form textarea.code{font-family:Consolas,Menlo,monospace;font-size:13.5px;min-height:200px}
.form-actions{display:flex;gap:12px;align-items:center;margin-top:8px}
.login-bg{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0d2245 0%,#16427f 48%,#1f6feb 100%);padding:20px;position:relative;overflow:hidden}
.login-bg::before{content:"";position:absolute;width:640px;height:640px;border-radius:50%;background:radial-gradient(circle,rgba(56,189,248,.28),transparent 62%);top:-240px;right:-160px}
.login-bg::after{content:"";position:absolute;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(56,189,248,.2),transparent 60%);bottom:-220px;left:-140px}
.login-card{position:relative;width:400px;max-width:100%;background:#fff;border-radius:24px;padding:42px 40px 36px;box-shadow:0 30px 80px -30px rgba(3,18,44,.6)}
.login-card .a-logo{border-bottom:none;padding:0 0 8px;justify-content:center}
.login-card .a-logo b{color:var(--ink)}
.login-card .a-logo span{color:var(--soft)}
.login-card h1{text-align:center;font-size:20px;margin:6px 0 4px}
.login-card .sub{text-align:center;color:var(--muted);font-size:13.5px;margin-bottom:26px}
.login-tip{margin-top:18px;text-align:center;font-size:12.5px;color:var(--soft);border-top:1px dashed var(--line);padding-top:16px;line-height:2}
@media (max-width:1024px){
  .a-cards{grid-template-columns:repeat(2,1fr)}
  .a-shell{grid-template-columns:1fr}
  .a-side{position:static;height:auto;flex-direction:row;align-items:center;flex-wrap:wrap;padding:14px 18px;gap:10px}
  .a-logo{padding:0 12px 0 0;border-bottom:none}
  .a-nav{flex-direction:row;flex-wrap:wrap;gap:6px;padding:0;margin:0}
  .a-nav a{padding:8px 12px;font-size:13.5px}
  .a-side-foot{display:none}
}
@media (max-width:640px){
  .a-cards{grid-template-columns:1fr}
  .a-body{padding:20px 16px 48px}
  .a-panel{padding:18px 16px}
  .a-form .row2{grid-template-columns:1fr}
  table.a-t{font-size:13.5px}
  .login-card{padding:34px 24px 28px}
}
/* ---------- 锚点定位补偿吸顶导航 ---------- */
section[id]{scroll-margin-top:96px}
@media (max-width:860px){section[id]{scroll-margin-top:82px}}
.fic{position:absolute;top:24px;right:24px;width:42px;height:42px;border-radius:13px;background:linear-gradient(140deg,#e7f1ff,#d5e9ff);display:flex;align-items:center;justify-content:center;color:var(--brand)}
.fic svg{width:21px;height:21px;stroke:currentColor}
.mission .mc{width:48px;height:48px;border-radius:15px;background:rgba(255,255,255,.16);display:flex;align-items:center;justify-content:center;color:#fff;margin-bottom:16px}
.mission .mc svg{width:24px;height:24px;stroke:currentColor}