/* ===== Cuckooyun Portal · Design System ===== */
:root{
  --brand:#00A88F;
  --brand-2:#0E9FD4;
  --brand-dark:#0B7C6B;
  --ink:#0F1B2A;
  --ink-2:#1E2E42;
  --muted:#5C7183;
  --line:#E4EAF0;
  --line-dark:rgba(255,255,255,.12);
  --bg:#FFFFFF;
  --bg-soft:#F5F8FA;
  --dark:#0A1622;
  --dark-2:#0F2030;
  --radius:16px;
  --radius-lg:22px;
  --shadow:0 10px 30px rgba(15,27,42,.08);
  --shadow-lg:0 24px 60px rgba(15,27,42,.14);
  --maxw:1200px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Helvetica Neue",Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section-alt{background:var(--bg-soft)}
.section-dark{background:linear-gradient(160deg,#0A1622 0%,#12293C 100%);color:#fff}

/* ---------- common ---------- */
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--brand);text-transform:uppercase;margin-bottom:14px;
}
.sec-head{max-width:760px;margin:0 auto 56px;text-align:center}
.sec-head h2{font-size:38px;line-height:1.3;font-weight:800;letter-spacing:-.5px}
.sec-head p{color:var(--muted);font-size:17px;margin-top:14px}
.sec-head.light h2{color:#fff}
.sec-head.light p{color:rgba(255,255,255,.7)}
.grad{
  background:linear-gradient(100deg,var(--brand) 0%,var(--brand-2) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.lead{font-size:17px;color:var(--muted);margin-top:16px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 28px;border-radius:12px;font-size:16px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:.22s ease;white-space:nowrap;
}
.btn-primary{background:linear-gradient(100deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 10px 24px rgba(0,168,143,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(0,168,143,.34)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-block{width:100%}

.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:32px 28px;transition:.25s ease;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(0,168,143,.35)}
.ico{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;
  font-size:24px;margin-bottom:18px;background:linear-gradient(135deg,rgba(0,168,143,.12),rgba(14,159,212,.12));
}
.card h3{font-size:20px;font-weight:700;margin-bottom:10px}
.card p{color:var(--muted);font-size:15px}
.ticks{margin-top:16px;border-top:1px dashed var(--line);padding-top:14px}
.ticks li{position:relative;padding-left:22px;font-size:14px;color:var(--ink-2);margin-bottom:7px}
.ticks li::before{
  content:"";position:absolute;left:0;top:8px;width:12px;height:7px;
  border-left:2px solid var(--brand);border-bottom:2px solid var(--brand);
  transform:rotate(-45deg);
}

/* ---------- nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(255,255,255,.86);backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;transition:.25s ease;
}
.nav.scrolled{border-bottom-color:var(--line);box-shadow:0 4px 20px rgba(15,27,42,.05)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:70px;gap:20px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:-.2px}
.brand img{width:34px;height:34px;border-radius:9px}
.brand-text em{font-style:normal;font-size:13px;font-weight:500;color:var(--muted);margin-left:6px}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{font-size:15px;color:var(--ink-2);font-weight:500;transition:.2s}
.nav-links a:hover{color:var(--brand)}
.nav-cta{
  background:var(--ink);color:#fff!important;padding:9px 20px;border-radius:10px;
}
.nav-cta:hover{background:var(--brand)}
.phone-mini{font-weight:700;color:var(--brand);font-size:15px}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:22px;height:2px;background:var(--ink);display:block;transition:.25s}

/* ---------- hero ---------- */
.hero{position:relative;padding:150px 0 96px;background:var(--dark);color:#fff;overflow:hidden}
.hero-bg{
  position:absolute;inset:0;
  background:
    radial-gradient(900px 500px at 12% 10%,rgba(0,168,143,.35),transparent 60%),
    radial-gradient(800px 500px at 88% 20%,rgba(14,159,212,.30),transparent 62%),
    linear-gradient(160deg,#0A1622,#12293C);
}
.hero-bg::after{
  content:"";position:absolute;inset:0;opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 72%);
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.badge{
  display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:999px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);
  font-size:13px;color:rgba(255,255,255,.9);
}
.badge .dot{width:7px;height:7px;border-radius:50%;background:#38E1B0;box-shadow:0 0 0 4px rgba(56,225,176,.22)}
.hero h1{font-size:52px;line-height:1.22;font-weight:800;margin:22px 0 20px;letter-spacing:-1px}
.hero-sub{font-size:17px;color:rgba(255,255,255,.74);max-width:560px}
.hero-actions{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.hero-meta{display:flex;gap:38px;margin-top:44px;padding-top:28px;border-top:1px solid var(--line-dark)}
.hero-meta strong{display:block;font-size:26px;font-weight:800;color:#fff}
.hero-meta span{font-size:13px;color:rgba(255,255,255,.6)}

.hero-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:22px;padding:22px;backdrop-filter:blur(14px);box-shadow:var(--shadow-lg);
}
.card-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.rec{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.85)}
.rec i{width:9px;height:9px;border-radius:50%;background:#FF5A5F;animation:blink 1.4s infinite}
@keyframes blink{50%{opacity:.25}}
.chip{font-size:12px;padding:4px 12px;border-radius:999px;background:rgba(255,255,255,.12);color:#fff}
.wave{display:flex;align-items:center;gap:3px;height:46px;margin-bottom:18px;overflow:hidden}
.wave span{flex:1;background:linear-gradient(180deg,#38E1B0,#0E9FD4);border-radius:2px;min-height:4px;transition:height .5s ease}
.transcript{display:flex;flex-direction:column;gap:14px}
.line{display:flex;gap:12px}
.avatar{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  font-size:14px;font-weight:700;color:#fff;flex:none;
}
.sp1{background:linear-gradient(135deg,#00A88F,#0E9FD4)}
.sp2{background:linear-gradient(135deg,#7C6BFF,#B06BFF)}
.sp3{background:linear-gradient(135deg,#FF8A4C,#FF5A5F)}
.line-head{display:flex;gap:10px;align-items:baseline;margin-bottom:3px}
.line-head .name{font-size:13px;font-weight:700;color:#fff}
.line-head .time{font-size:12px;color:rgba(255,255,255,.45)}
.line-body p{font-size:14px;color:rgba(255,255,255,.78)}
.ai-box{
  margin-top:6px;background:rgba(56,225,176,.10);border:1px solid rgba(56,225,176,.28);
  border-radius:14px;padding:14px 16px;
}
.ai-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.ai-tag{font-size:12px;font-weight:700;color:#38E1B0}
.ai-time{font-size:11px;color:rgba(255,255,255,.45)}
.ai-box ul li{position:relative;padding-left:16px;font-size:13px;color:rgba(255,255,255,.85);margin-bottom:4px}
.ai-box ul li::before{content:"";position:absolute;left:0;top:9px;width:5px;height:5px;border-radius:50%;background:#38E1B0}

/* ---------- stats ---------- */
.stats{background:#fff;border-bottom:1px solid var(--line)}
.stats-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:36px 24px}
.stat{text-align:center;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat strong{display:block;font-size:36px;font-weight:800;color:var(--brand);line-height:1.2}
.stat span{font-size:14px;color:var(--muted)}

/* ---------- diarization ---------- */
.diar-inner{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.diar-copy h2{font-size:34px;font-weight:800;line-height:1.32}
.layer{display:flex;gap:18px;margin-top:26px}
.layer-no{
  flex:none;width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  font-weight:800;font-size:15px;color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand-2));
}
.layer h4{font-size:17px;margin-bottom:4px}
.layer p{font-size:14.5px;color:var(--muted)}
code{background:var(--bg-soft);padding:1px 6px;border-radius:5px;font-size:13px;color:var(--brand-dark)}

.diar-visual{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px;box-shadow:var(--shadow);
}
.dv-head{font-weight:700;margin-bottom:20px;font-size:15px}
.dv-track{display:flex;flex-direction:column;gap:16px}
.dv-row{display:flex;align-items:center;gap:14px}
.dv-name{width:78px;flex:none;font-size:13px;color:var(--muted);font-weight:600}
.dv-bars{position:relative;flex:1;height:34px;background:var(--bg-soft);border-radius:8px;overflow:hidden}
.dv-bars i{
  position:absolute;top:7px;height:20px;left:var(--l);width:var(--w);
  border-radius:6px;background:linear-gradient(90deg,var(--brand),var(--brand-2));
}
.dv-row.alt .dv-bars i{background:linear-gradient(90deg,#7C6BFF,#B06BFF)}
.dv-row:nth-child(3) .dv-bars i{background:linear-gradient(90deg,#FF8A4C,#FF5A5F)}
.dv-foot{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:22px;padding-top:18px;border-top:1px solid var(--line)}
.dv-foot strong{display:block;font-size:20px;color:var(--brand)}
.dv-foot span{font-size:12px;color:var(--muted)}

/* ---------- tabs / panels ---------- */
.tabs{display:flex;gap:10px;justify-content:center;margin-bottom:32px;flex-wrap:wrap}
.tab{
  padding:11px 26px;border-radius:999px;border:1px solid var(--line);background:#fff;
  font-size:15px;font-weight:600;color:var(--ink-2);cursor:pointer;transition:.2s;
}
.tab:hover{border-color:var(--brand);color:var(--brand)}
.tab.active{background:var(--ink);border-color:var(--ink);color:#fff}
.panel{display:none}
.panel.active{display:block;animation:fadeUp .4s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.panel-grid{
  display:grid;grid-template-columns:1.25fr .75fr;gap:28px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:38px;box-shadow:var(--shadow);
}
.panel-main h3{font-size:24px;font-weight:800;margin-bottom:12px}
.panel-main p{color:var(--muted);font-size:16px}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.chips span{
  font-size:13px;padding:6px 14px;border-radius:999px;
  background:rgba(0,168,143,.09);color:var(--brand-dark);font-weight:600;
}
.panel-side{background:var(--bg-soft);border-radius:16px;padding:24px}
.ps-title{font-weight:700;font-size:14px;color:var(--ink);margin-bottom:14px}
.ps-item{padding:12px 0;border-bottom:1px dashed var(--line)}
.ps-item:last-child{border-bottom:0}
.ps-item b{display:block;font-size:14px;color:var(--ink);margin-bottom:2px}
.ps-item span{font-size:13.5px;color:var(--muted)}

/* ---------- flow ---------- */
.flow{
  display:flex;align-items:stretch;gap:10px;justify-content:space-between;
  background:rgba(255,255,255,.05);border:1px solid var(--line-dark);
  border-radius:var(--radius-lg);padding:26px;margin-bottom:44px;
}
.flow-step{flex:1;text-align:center;padding:0 8px}
.fs-no{
  width:38px;height:38px;margin:0 auto 12px;border-radius:50%;display:grid;place-items:center;
  font-weight:800;color:#04231E;background:linear-gradient(135deg,#38E1B0,#0E9FD4);
}
.flow-step h4{font-size:15px;margin-bottom:6px;color:#fff}
.flow-step p{font-size:13px;color:rgba(255,255,255,.62);line-height:1.6}
.flow-arrow{display:grid;place-items:center;color:rgba(255,255,255,.35);font-size:20px}

.field-cards .dc{
  background:rgba(255,255,255,.05);border:1px solid var(--line-dark);
  border-radius:16px;padding:24px;transition:.25s;
}
.field-cards .dc:hover{background:rgba(255,255,255,.09);transform:translateY(-4px)}
.field-cards h4{font-size:16px;margin-bottom:8px;color:#fff}
.field-cards p{font-size:13.5px;color:rgba(255,255,255,.62)}

/* ---------- badge ---------- */
.badge-inner{display:grid;grid-template-columns:1fr .8fr;gap:64px;align-items:start}
.badge-copy h2{font-size:34px;font-weight:800;line-height:1.32}
.qa-list{margin-top:28px;display:grid;gap:16px}
.qa-item{background:var(--bg-soft);border-radius:14px;padding:18px 20px;transition:.2s}
.qa-item:hover{background:#fff;box-shadow:var(--shadow)}
.qa-item h4{font-size:16px;margin-bottom:5px}
.qa-item p{font-size:14px;color:var(--muted)}

.radar-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px;box-shadow:var(--shadow-lg);position:sticky;top:100px;
}
.rc-head{font-weight:700;margin-bottom:8px}
.radar-svg{width:100%;display:block}
.rings polygon{fill:none;stroke:var(--line);stroke-width:1}
.axes line{stroke:var(--line);stroke-width:1}
.radar-area{fill:rgba(0,168,143,.22);stroke:var(--brand);stroke-width:2;stroke-linejoin:round}
.radar-dots circle{fill:var(--brand);stroke:#fff;stroke-width:2}
.radar-label text{font-size:11px;fill:var(--muted);font-weight:600}
.rc-score{text-align:center;margin:6px 0 18px}
.rc-score strong{font-size:40px;color:var(--brand);font-weight:800}
.rc-score span{font-size:14px;color:var(--muted);margin-left:6px}
.rc-tip{font-size:13.5px;border-radius:12px;padding:12px 14px;margin-bottom:10px;line-height:1.6}
.rc-tip b{margin-right:6px}
.rc-tip.ok{background:rgba(0,168,143,.09);color:var(--brand-dark)}
.rc-tip.warn{background:rgba(255,138,76,.10);color:#C25A1E}

/* ---------- device ---------- */
.device-inner{display:grid;grid-template-columns:1fr .9fr;gap:64px;align-items:center}
.device-copy h2{font-size:34px;font-weight:800;line-height:1.32;margin-bottom:14px}
.spec{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:26px}
.spec div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 18px}
.spec b{display:block;font-size:15px;margin-bottom:3px}
.spec span{font-size:13px;color:var(--muted)}
.device-visual{display:grid;gap:20px;justify-items:center}
.dv-card{
  width:100%;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:34px;display:grid;place-items:center;gap:24px;box-shadow:var(--shadow);
}
.dv-device{
  width:150px;height:210px;border-radius:20px;display:grid;place-items:center;text-align:center;
  background:linear-gradient(160deg,#12314A,#0A1622);color:#fff;font-weight:800;font-size:15px;
  box-shadow:0 18px 40px rgba(10,22,34,.35);position:relative;
}
.dv-device::before{
  content:"";position:absolute;top:16px;left:50%;transform:translateX(-50%);
  width:36px;height:6px;border-radius:99px;background:rgba(255,255,255,.28);
}
.dv-links{display:grid;gap:10px;width:100%}
.dv-link{
  text-align:center;font-size:14px;font-weight:600;padding:11px;border-radius:11px;
  background:var(--bg-soft);color:var(--ink-2);border:1px solid var(--line);
}
.platforms{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}
.platforms span{
  font-size:13px;padding:7px 16px;border-radius:999px;border:1px solid var(--line);
  background:#fff;color:var(--muted);font-weight:600;
}

/* ---------- contact ---------- */
.section-contact{background:linear-gradient(180deg,#F5F8FA,#FFFFFF)}
.contact-inner{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.contact-info h2{font-size:32px;font-weight:800;line-height:1.34;margin-bottom:12px}
.contact-info>p{color:var(--muted);margin-bottom:28px}
.info-card{
  display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:16px 18px;margin-bottom:12px;
}
.ic-ico{font-size:20px}
.ic-label{display:block;font-size:12.5px;color:var(--muted)}
.ic-value{display:block;font-size:19px;font-weight:800;color:var(--ink)}
.ic-value.sm{font-size:15px;font-weight:600;line-height:1.6}
.info-card.tel{border-color:rgba(0,168,143,.4);background:linear-gradient(100deg,rgba(0,168,143,.07),rgba(14,159,212,.05))}
.info-card.tel .ic-value{color:var(--brand-dark)}
.qr-tip{margin-top:18px;font-size:13.5px;color:var(--brand-dark);background:rgba(0,168,143,.08);padding:12px 16px;border-radius:12px}

.contact-form{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:36px;box-shadow:var(--shadow-lg);position:relative;
}
.contact-form h3{font-size:22px;font-weight:800;margin-bottom:22px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:7px}
.field label i{color:#FF5A5F;font-style:normal}
.field input,.field select,.field textarea{
  width:100%;height:46px;padding:0 14px;border:1px solid var(--line);border-radius:11px;
  font-size:15px;font-family:inherit;color:var(--ink);background:#fff;transition:.2s;outline:none;
}
.field textarea{height:auto;padding:12px 14px;resize:vertical;line-height:1.6}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--brand);box-shadow:0 0 0 3px rgba(0,168,143,.12);
}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:#FF5A5F}
.err{display:none;color:#E23B3B;font-size:12.5px;margin-top:5px}
.err.show{display:block}
.agree{display:flex;gap:9px;align-items:flex-start;font-size:13.5px;color:var(--muted);margin:6px 0 4px;cursor:pointer}
.agree input{margin-top:4px;width:16px;height:16px;accent-color:var(--brand)}
.form-foot{font-size:12.5px;color:var(--muted);text-align:center;margin-top:12px}
.form-success{
  display:none;position:absolute;inset:0;background:#fff;border-radius:var(--radius-lg);
  padding:36px;text-align:center;place-items:center;align-content:center;justify-items:center;
}
.form-success.show{display:grid}
.fs-icon{
  width:64px;height:64px;border-radius:50%;display:grid;place-items:center;font-size:30px;color:#fff;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));margin-bottom:16px;
}
.form-success h4{font-size:22px;margin-bottom:10px}
.form-success p{color:var(--muted);font-size:14.5px;margin-bottom:22px;max-width:340px}

/* ---------- footer ---------- */
.footer{background:var(--dark);color:rgba(255,255,255,.7);padding:64px 0 0}
.footer-inner{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:40px}
.f-brand img{width:44px;height:44px;border-radius:11px;margin-bottom:14px}
.f-brand p{font-size:14px;margin-bottom:14px;color:rgba(255,255,255,.8)}
.f-contact{display:grid;gap:6px;font-size:13.5px}
.f-col h5{color:#fff;font-size:15px;margin-bottom:14px}
.f-col a,.f-col span{display:block;font-size:13.5px;margin-bottom:9px;color:rgba(255,255,255,.62)}
.f-col a:hover{color:#38E1B0}
.f-bottom{
  border-top:1px solid var(--line-dark);padding:20px 24px;
  display:flex;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5);flex-wrap:wrap;gap:10px;
}
.f-links a{margin-left:18px}
.f-links a:hover{color:#38E1B0}
.beian{color:inherit;text-decoration:none;white-space:nowrap}
.beian:hover{color:#38E1B0;text-decoration:underline}
@media (max-width:768px){
  .beian{display:inline-block;margin-top:6px}
}

/* ---------- mobile bar ---------- */
.mobile-bar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:99;background:#fff;border-top:1px solid var(--line);padding:10px 14px;gap:10px}
.mobile-bar a{flex:1;text-align:center;padding:12px;border-radius:11px;font-weight:700;font-size:15px}
.mb-tel{background:var(--ink);color:#fff}
.mb-form{background:linear-gradient(100deg,var(--brand),var(--brand-2));color:#fff}

/* ---------- 内页头部 page-hero ---------- */
.page-hero{
  position:relative;padding:130px 0 64px;color:#fff;overflow:hidden;
  background:linear-gradient(160deg,#0A1622 0%,#12293C 100%);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(760px 420px at 14% 20%,rgba(0,168,143,.32),transparent 60%),
    radial-gradient(700px 420px at 86% 30%,rgba(14,159,212,.26),transparent 62%);
}
.page-hero .container{position:relative}
.crumb{font-size:13px;color:rgba(255,255,255,.55);margin-bottom:14px}
.crumb a:hover{color:#38E1B0}
.page-hero h1{font-size:44px;font-weight:800;line-height:1.24;letter-spacing:-.8px;max-width:820px}
.page-hero p{font-size:17px;color:rgba(255,255,255,.72);margin-top:16px;max-width:760px}
.page-hero .hero-actions{margin-top:28px}

/* ---------- 方案页锚点导航 ---------- */
.sol-nav{
  position:sticky;top:70px;z-index:60;background:#fff;border-bottom:1px solid var(--line);
}
.sol-nav-inner{display:flex;gap:8px;overflow-x:auto;padding:12px 0;scrollbar-width:none}
.sol-nav-inner::-webkit-scrollbar{display:none}
.sol-nav a{
  flex:none;font-size:14px;font-weight:600;color:var(--ink-2);padding:8px 16px;
  border-radius:999px;border:1px solid var(--line);transition:.2s;white-space:nowrap;
}
.sol-nav a:hover{border-color:var(--brand);color:var(--brand)}
.sol-nav a.active{background:var(--ink);border-color:var(--ink);color:#fff}

.sol-block{padding:80px 0;border-bottom:1px solid var(--line)}
.sol-block:last-child{border-bottom:0}
.sol-block.alt{background:var(--bg-soft)}
.sol-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:start}
.sol-block h2{font-size:32px;font-weight:800;line-height:1.32;margin-bottom:14px}
.sol-block .lead{margin-bottom:24px}
.sol-list{display:grid;gap:12px;margin-top:20px}
.sol-list li{position:relative;padding-left:24px;font-size:15px;color:var(--ink-2)}
.sol-list li::before{
  content:"";position:absolute;left:0;top:9px;width:12px;height:7px;
  border-left:2px solid var(--brand);border-bottom:2px solid var(--brand);transform:rotate(-45deg);
}
.sol-side{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow)}
.sol-block.alt .sol-side{background:var(--bg-soft)}
.sol-side h4{font-size:16px;margin-bottom:14px}
.out-box{background:var(--bg-soft);border-radius:14px;padding:16px 18px;margin-bottom:12px}
.out-box b{display:block;font-size:14px;margin-bottom:3px}
.out-box span{font-size:13.5px;color:var(--muted)}

/* ---------- 客户案例 ---------- */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.case-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:30px 28px;transition:.25s;display:flex;flex-direction:column;
}
.case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(0,168,143,.35)}
.case-tag{
  display:inline-block;align-self:flex-start;font-size:12px;font-weight:700;
  padding:5px 12px;border-radius:999px;background:rgba(0,168,143,.10);color:var(--brand-dark);margin-bottom:16px;
}
.case-card h3{font-size:19px;font-weight:700;margin-bottom:10px}
.case-desc{font-size:14.5px;color:var(--muted);margin-bottom:18px}
.case-quote{
  font-size:14px;color:var(--ink-2);background:var(--bg-soft);border-left:3px solid var(--brand);
  border-radius:0 12px 12px 0;padding:14px 16px;margin-bottom:20px;line-height:1.7;
}
.case-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:auto;padding-top:18px;border-top:1px dashed var(--line)}
.case-metrics div{text-align:center}
.case-metrics strong{display:block;font-size:22px;color:var(--brand);font-weight:800;line-height:1.25}
.case-metrics span{font-size:12px;color:var(--muted)}

/* ---------- 价格 ---------- */
.price-toggle{display:flex;justify-content:center;align-items:center;gap:14px;margin-bottom:40px}
.price-toggle span{font-size:15px;color:var(--muted);font-weight:600}
.price-toggle span.on{color:var(--ink)}
.switch{
  width:54px;height:30px;border-radius:999px;background:var(--line);position:relative;cursor:pointer;transition:.25s;
}
.switch i{
  position:absolute;top:3px;left:3px;width:24px;height:24px;border-radius:50%;background:#fff;
  box-shadow:0 2px 6px rgba(0,0,0,.18);transition:.25s;
}
.switch.on{background:linear-gradient(100deg,var(--brand),var(--brand-2))}
.switch.on i{left:27px}
.save-tip{font-size:12.5px;color:var(--brand-dark);background:rgba(0,168,143,.10);padding:4px 10px;border-radius:999px;font-weight:700}

.pricing-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;align-items:start}
.price-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px 26px;
  position:relative;transition:.25s;display:flex;flex-direction:column;
}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.price-card.featured{
  border-color:var(--brand);box-shadow:0 18px 44px rgba(0,168,143,.18);transform:translateY(-8px);
}
.pc-badge{
  position:absolute;top:-13px;left:50%;transform:translateX(-50%);
  background:linear-gradient(100deg,var(--brand),var(--brand-2));color:#fff;
  font-size:12px;font-weight:700;padding:5px 16px;border-radius:999px;white-space:nowrap;
}
.pc-name{font-size:17px;font-weight:700;margin-bottom:6px}
.pc-desc{font-size:13px;color:var(--muted);min-height:38px;margin-bottom:16px}
.pc-price{display:flex;align-items:baseline;gap:4px;margin-bottom:4px}
.pc-price .cur{font-size:18px;font-weight:700;color:var(--ink)}
.pc-price .num{font-size:40px;font-weight:800;color:var(--ink);line-height:1.1}
.pc-price .unit{font-size:14px;color:var(--muted)}
.pc-note{font-size:12.5px;color:var(--muted);margin-bottom:18px;min-height:20px}
.pc-feat{display:grid;gap:10px;margin-bottom:22px}
.pc-feat li{position:relative;padding-left:22px;font-size:14px;color:var(--ink-2)}
.pc-feat li::before{
  content:"";position:absolute;left:0;top:8px;width:12px;height:7px;
  border-left:2px solid var(--brand);border-bottom:2px solid var(--brand);transform:rotate(-45deg);
}
.price-card .btn{margin-top:auto}

.compare-wrap{overflow-x:auto;margin-top:24px;border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff}
.compare{width:100%;border-collapse:collapse;min-width:720px}
.compare th,.compare td{padding:15px 18px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--line)}
.compare thead th{background:var(--bg-soft);font-weight:700;font-size:14px}
.compare thead th:first-child{width:34%}
.compare tbody th{font-weight:600;color:var(--ink-2);font-size:14.5px}
.compare td{color:var(--muted)}
.compare .yes{color:var(--brand);font-weight:700}
.compare .no{color:#C3CED8}
.compare tr:last-child th,.compare tr:last-child td{border-bottom:0}

/* ---------- FAQ ---------- */
.faq{max-width:860px;margin:0 auto}
.faq-item{border:1px solid var(--line);border-radius:14px;background:#fff;margin-bottom:12px;overflow:hidden}
.faq-q{
  width:100%;text-align:left;background:none;border:0;cursor:pointer;padding:18px 22px;
  font-size:16px;font-weight:600;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:16px;
  font-family:inherit;
}
.faq-q i{font-style:normal;color:var(--brand);font-size:20px;transition:.25s;flex:none}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{display:none;padding:0 22px 20px;font-size:14.5px;color:var(--muted);line-height:1.8}
.faq-item.open .faq-a{display:block}

/* ---------- CTA 通栏 ---------- */
.cta-band{
  background:linear-gradient(110deg,#0A1622,#123A44 55%,#0A1622);color:#fff;
  border-radius:26px;padding:56px 48px;display:flex;align-items:center;justify-content:space-between;
  gap:32px;flex-wrap:wrap;position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(56,225,176,.28),transparent 65%);
}
.cta-band h2{font-size:30px;font-weight:800;margin-bottom:8px;position:relative}
.cta-band p{color:rgba(255,255,255,.72);position:relative}

/* ---------- 联系页 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.map-card{
  background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px;margin-top:18px;
}
.map-card h4{font-size:16px;margin-bottom:12px}
.map-card dl{display:grid;grid-template-columns:88px 1fr;gap:10px 12px;font-size:14.5px}
.map-card dt{color:var(--muted)}
.map-card dd{color:var(--ink-2)}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .hero-inner,.diar-inner,.badge-inner,.device-inner{grid-template-columns:1fr;gap:44px}
  .contact-inner{grid-template-columns:1fr;gap:40px}
  .grid-3{grid-template-columns:1fr 1fr}
  .grid-4{grid-template-columns:1fr 1fr}
  .panel-grid{grid-template-columns:1fr}
  .flow{flex-wrap:wrap;justify-content:flex-start}
  .flow-step{flex:1 1 40%}
  .flow-arrow{display:none}
  .radar-card{position:static}
  .hero h1{font-size:42px}
  .stats-inner{grid-template-columns:1fr 1fr}
  .stat:nth-child(2){border-right:0}
  .sol-grid{grid-template-columns:1fr;gap:36px}
  .case-grid{grid-template-columns:1fr 1fr}
  .pricing-grid{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
  .page-hero h1{font-size:34px}
}
@media (max-width:768px){
  .section{padding:64px 0}
  .nav-links{
    position:fixed;top:70px;left:0;right:0;background:#fff;flex-direction:column;gap:0;
    padding:8px 24px 20px;border-bottom:1px solid var(--line);
    transform:translateY(-16px);opacity:0;pointer-events:none;transition:.25s;
  }
  .nav-links.open{transform:none;opacity:1;pointer-events:auto}
  .nav-links a{padding:13px 0;width:100%;border-bottom:1px solid var(--line)}
  .nav-links .nav-cta{border:0;margin-top:10px;text-align:center}
  .phone-mini{display:none}
  .nav-toggle{display:flex}
  .hero{padding:120px 0 64px}
  .hero h1{font-size:32px}
  .hero-meta{gap:20px}
  .hero-meta strong{font-size:21px}
  .sec-head h2{font-size:27px}
  .diar-copy h2,.badge-copy h2,.device-copy h2,.contact-info h2{font-size:26px}
  .grid-3,.grid-4{grid-template-columns:1fr}
  .stats-inner{grid-template-columns:1fr 1fr;gap:24px 10px;padding:28px 24px}
  .stat strong{font-size:28px}
  .form-row{grid-template-columns:1fr}
  .contact-form{padding:24px}
  .panel-grid{padding:24px}
  .footer-inner{grid-template-columns:1fr 1fr;gap:28px}
  .mobile-bar{display:flex}
  body{padding-bottom:70px}
  .case-grid,.pricing-grid{grid-template-columns:1fr}
  .price-card.featured{transform:none}
  .page-hero{padding:104px 0 48px}
  .page-hero h1{font-size:27px}
  .page-hero p{font-size:15.5px}
  .sol-block{padding:56px 0}
  .sol-block h2{font-size:25px}
  .sol-nav{top:64px}
  .cta-band{padding:36px 24px;border-radius:20px}
  .cta-band h2{font-size:23px}
  .cta-band .btn{width:100%}
}
@media (max-width:420px){
  .footer-inner{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
}