/* ============================================================
   KARAMI 卡拉米机器人 · 多页面官网设计系统
   品牌蓝 #0A6CFF / 深蓝黑 #070D1C / 科技青 #27D6E8
   ============================================================ */
:root{
  --brand:#0A6CFF;
  --brand-deep:#0050D6;
  --brand-ink:#003BA0;
  --cyan:#27D6E8;
  --ink:#070D1C;
  --ink-2:#0C162E;
  --ink-3:#112041;
  --paper:#FFFFFF;
  --paper-2:#F3F6FC;
  --paper-3:#EAF0FA;
  --line:#E2E8F4;
  --line-dark:rgba(148,170,220,.16);
  --text:#0B1733;
  --text-2:#515D78;
  --text-3:#8590A9;
  --on-dark:#EAF0FE;
  --on-dark-2:#9AA8CA;
  --on-dark-3:#66759C;
  --radius:14px;
  --radius-lg:22px;
  --shadow-sm:0 2px 10px rgba(13,30,70,.06);
  --shadow-md:0 14px 40px rgba(13,30,70,.10);
  --shadow-lg:0 30px 80px rgba(7,16,40,.16);
  --ease:cubic-bezier(.22,1,.36,1);
  --nav-h:74px;
  --maxw:1280px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  color:var(--text);background:var(--paper);
  line-height:1.7;font-size:16px;overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,textarea,select{font-family:inherit;font-size:inherit;color:inherit}
::selection{background:rgba(10,108,255,.22)}
.num,.en{font-family:"Barlow","Noto Sans SC",sans-serif;font-variant-numeric:tabular-nums}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px}
.section{padding:118px 0;position:relative}
.section.tight{padding:92px 0}
.section-head{max-width:780px;margin-bottom:60px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head.center .eyebrow{justify-content:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:"Barlow";font-weight:600;font-size:13px;letter-spacing:.22em;
  text-transform:uppercase;color:var(--brand);margin-bottom:18px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--brand);border-radius:2px}
.section-head.center .eyebrow::after{content:"";width:26px;height:2px;background:var(--brand);border-radius:2px}
.on-dark .eyebrow{color:var(--cyan)}
.on-dark .eyebrow::before,.on-dark .eyebrow::after{background:var(--cyan)}
.h2{font-size:clamp(30px,3.6vw,46px);font-weight:900;line-height:1.22;letter-spacing:-.015em;color:var(--text);text-wrap:balance}
.on-dark .h2{color:var(--on-dark)}
.h2 .hl{color:var(--brand)}
.on-dark .h2 .hl{color:var(--cyan)}
.sub{margin-top:20px;font-size:16.5px;line-height:1.9;color:var(--text-2)}
.on-dark .sub{color:var(--on-dark-2)}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:56px;flex-wrap:wrap}
.head-row .section-head{margin-bottom:0}
.head-link{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:600;color:var(--brand);white-space:nowrap;flex:0 0 auto}
.head-link svg{width:16px;height:16px;transition:transform .3s var(--ease)}
.head-link:hover svg{transform:translateX(5px)}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  height:52px;padding:0 32px;border-radius:999px;font-size:15.5px;font-weight:500;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .3s,border-color .3s,color .3s;
  white-space:nowrap;letter-spacing:.02em;
}
.btn svg{width:17px;height:17px;transition:transform .35s var(--ease)}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 12px 30px rgba(10,108,255,.34)}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-2px);box-shadow:0 18px 40px rgba(10,108,255,.44)}
.btn-primary:hover svg{transform:translateX(4px)}
.btn-ghost{border:1.5px solid rgba(255,255,255,.34);color:#fff}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.1);transform:translateY(-2px)}
.btn-ghost:hover svg{transform:translateX(4px)}
.btn-line{border:1.5px solid var(--brand);color:var(--brand);background:transparent}
.btn-line:hover{background:var(--brand);color:#fff;transform:translateY(-2px)}
.btn-line:hover svg{transform:translateX(4px)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--ink-3);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn.sm{height:44px;padding:0 22px;font-size:14px}

/* ============================================================
   顶部导航
   ============================================================ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;height:var(--nav-h);
  transition:background .35s,box-shadow .35s,border-color .35s;
  border-bottom:1px solid transparent;
}
/* 内页（非首页）导航默认实底 */
.nav.solid{background:rgba(255,255,255,.94);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);box-shadow:0 1px 0 var(--line),0 10px 34px rgba(10,24,60,.07)}
.nav.scrolled{background:rgba(255,255,255,.94);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);box-shadow:0 1px 0 var(--line),0 10px 34px rgba(10,24,60,.07)}
.nav-inner{max-width:var(--maxw);margin:0 auto;padding:0 32px;height:100%;display:flex;align-items:center;gap:38px}
.nav-logo{flex:0 0 auto;display:flex;align-items:center}
.nav-logo img{height:34px;width:auto;display:block}
.nav-menu{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-menu a{
  position:relative;padding:9px 13px;font-size:15px;font-weight:400;
  color:rgba(255,255,255,.86);border-radius:8px;
  transition:color .25s;letter-spacing:.02em;
}
.nav.solid .nav-menu a,.nav.scrolled .nav-menu a{color:var(--text)}
.nav-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease);
}
.nav-menu a:hover{color:var(--brand)}
.nav.solid .nav-menu a:hover,.nav.scrolled .nav-menu a:hover{color:var(--brand)}
.nav-menu a.active{color:var(--brand);font-weight:500}
.nav-menu a.active::after{transform:scaleX(1)}
.nav.solid .nav-menu a.active,.nav.scrolled .nav-menu a.active{color:var(--brand)}
.nav-cta{flex:0 0 auto;display:flex;align-items:center;gap:16px}
.nav-phone{display:flex;flex-direction:column;align-items:flex-end;line-height:1.25}
.nav-phone .lab{font-size:11px;color:rgba(255,255,255,.55);letter-spacing:.14em}
.nav.solid .nav-phone .lab,.nav.scrolled .nav-phone .lab{color:var(--text-3)}
.nav-phone .num{font-size:17px;font-weight:700;color:#fff;letter-spacing:.02em}
.nav.solid .nav-phone .num,.nav.scrolled .nav-phone .num{color:var(--brand)}
.nav-toggle{display:none;width:44px;height:44px;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.nav-toggle span{display:block;width:22px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.nav.solid .nav-toggle span,.nav.scrolled .nav-toggle span{background:var(--text)}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{
  display:none;position:fixed;top:var(--nav-h);left:0;right:0;z-index:99;
  background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow-md);
  padding:10px 24px 22px;visibility:hidden;transform:translateY(-12px);opacity:0;pointer-events:none;
  transition:.32s var(--ease);max-height:calc(100vh - var(--nav-h));overflow:auto;
}
.mobile-menu.show{visibility:visible;transform:translateY(0);opacity:1;pointer-events:auto}
.mobile-menu a{display:block;padding:13px 4px;font-size:16px;border-bottom:1px solid var(--paper-3);color:var(--text)}
.mobile-menu a.active{color:var(--brand);font-weight:600}
.mobile-menu a:last-of-type{border-bottom:none}
.mobile-menu .btn{width:100%;margin-top:14px}

/* ============================================================
   首页 HERO
   ============================================================ */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;color:#fff;overflow:hidden;background:var(--ink)}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:center center;opacity:.55}
.hero-mask{
  position:absolute;inset:0;z-index:1;
  background:
    linear-gradient(90deg,rgba(5,10,24,.96) 0%,rgba(7,14,32,.88) 34%,rgba(8,16,36,.42) 68%,rgba(8,16,36,.62) 100%),
    linear-gradient(0deg,rgba(5,10,24,.92) 0%,rgba(5,10,24,.12) 42%,rgba(5,10,24,.35) 100%);
}
.hero-grid{
  position:absolute;inset:0;z-index:1;opacity:.5;
  background-image:linear-gradient(rgba(90,130,220,.07) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(90,130,220,.07) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(90deg,#000 0%,transparent 62%);
  -webkit-mask-image:linear-gradient(90deg,#000 0%,transparent 62%);
}
.hero-inner{position:relative;z-index:3;width:100%;padding:calc(var(--nav-h) + 44px) 0 96px}
.hero-badge{
  display:inline-flex;align-items:center;gap:10px;padding:8px 16px 8px 12px;
  border:1px solid rgba(80,150,255,.32);border-radius:999px;
  background:rgba(10,108,255,.12);backdrop-filter:blur(6px);
  font-size:13.5px;color:#C9DCFF;letter-spacing:.04em;margin-bottom:28px;
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(39,214,232,.18);animation:pulse 2.2s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 3px rgba(39,214,232,.2)}50%{box-shadow:0 0 0 7px rgba(39,214,232,.04)}}
.hero h1{font-size:clamp(36px,5.4vw,66px);font-weight:900;line-height:1.14;letter-spacing:-.015em;max-width:800px;text-wrap:balance}
.hero h1 .line2{display:block;color:#DCE8FF}
.hero h1 .grad{background:linear-gradient(92deg,#4E9BFF 0%,#27D6E8 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-en{margin-top:18px;font-family:"Barlow";font-weight:500;font-size:clamp(13px,1.3vw,16px);letter-spacing:.3em;text-transform:uppercase;color:var(--on-dark-3)}
.hero-desc{margin-top:26px;max-width:580px;font-size:17px;line-height:1.95;color:#B7C6E6}
.hero-actions{display:flex;gap:16px;margin-top:40px;flex-wrap:wrap}
.hero-stats{margin-top:52px;display:grid;grid-template-columns:repeat(4,auto);gap:0;border-top:1px solid rgba(148,170,220,.18);padding-top:30px;max-width:720px}
.hero-stats .st{padding-right:42px}
.hero-stats .st .num{font-size:clamp(32px,3.4vw,46px);font-weight:800;color:#fff;line-height:1}
.hero-stats .st .num em{font-style:normal;color:var(--cyan);font-size:.62em;font-weight:700;margin-left:2px}
.hero-stats .st .lab{margin-top:10px;font-size:13.5px;color:var(--on-dark-2)}
.hero-stats .st + .st{border-left:1px solid rgba(148,170,220,.18);padding-left:42px}
.hero-detect{position:absolute;z-index:4;right:9%;top:56%;width:clamp(170px,20vw,300px);pointer-events:none}
.detect-frame{position:relative;width:100%;aspect-ratio:16/10;border:1.5px solid rgba(39,214,232,.85);border-radius:4px;animation:detectPulse 3s infinite}
.detect-frame i{position:absolute;width:15px;height:15px;border:2.5px solid var(--cyan)}
.detect-frame i:nth-child(1){left:-2px;top:-2px;border-right:none;border-bottom:none}
.detect-frame i:nth-child(2){right:-2px;top:-2px;border-left:none;border-bottom:none}
.detect-frame i:nth-child(3){left:-2px;bottom:-2px;border-right:none;border-top:none}
.detect-frame i:nth-child(4){right:-2px;bottom:-2px;border-left:none;border-top:none}
.detect-tag{position:absolute;left:0;top:-30px;display:flex;align-items:center;gap:7px;background:rgba(8,26,56,.86);border:1px solid rgba(39,214,232,.5);padding:4px 10px;border-radius:5px;font-size:11.5px;color:#9FEAF2;letter-spacing:.06em;font-family:"Barlow";white-space:nowrap}
.detect-tag .dot{width:6px;height:6px;border-radius:50%;background:#FF5C5C;animation:pulse 1.4s infinite}
.detect-scan{position:absolute;left:0;right:0;top:0;height:2px;background:linear-gradient(90deg,transparent,var(--cyan),transparent);animation:scan 3s ease-in-out infinite;box-shadow:0 0 12px rgba(39,214,232,.8)}
@keyframes detectPulse{0%,100%{box-shadow:0 0 0 0 rgba(39,214,232,.12)}50%{box-shadow:0 0 26px 4px rgba(39,214,232,.14)}}
@keyframes scan{0%{top:6%}50%{top:92%}100%{top:6%}}
.hero-scroll{position:absolute;z-index:4;left:50%;bottom:24px;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--on-dark-3);font-size:11px;letter-spacing:.26em;font-family:"Barlow"}
.hero-scroll .bar{width:1px;height:34px;background:linear-gradient(var(--cyan),transparent);background-size:100% 200%;animation:scrollbar 1.8s infinite}
@keyframes scrollbar{0%{background-position:0 -34px}100%{background-position:0 34px}}

/* ============================================================
   内页 PAGE-HERO（统一大图横幅 + 面包屑）
   ============================================================ */
.page-hero{position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:calc(var(--nav-h) + 96px) 0 92px}
.page-hero .ph-bg{position:absolute;inset:0;z-index:0}
.page-hero .ph-bg img{width:100%;height:100%;object-fit:cover;opacity:.32}
.page-hero .ph-mask{position:absolute;inset:0;z-index:1;background:
  linear-gradient(90deg,rgba(5,10,24,.96) 0%,rgba(7,14,32,.82) 55%,rgba(8,16,36,.6) 100%),
  linear-gradient(0deg,rgba(5,10,24,.95),rgba(5,10,24,.35))}
.page-hero .ph-grid{position:absolute;inset:0;z-index:1;opacity:.45;
  background-image:linear-gradient(rgba(90,130,220,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(90,130,220,.07) 1px,transparent 1px);
  background-size:60px 60px;mask-image:linear-gradient(90deg,#000,transparent 70%);-webkit-mask-image:linear-gradient(90deg,#000,transparent 70%)}
.page-hero .wrap{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--on-dark-3);margin-bottom:22px;font-family:"Barlow"}
.crumb a{color:var(--on-dark-2);transition:color .25s}
.crumb a:hover{color:var(--cyan)}
.crumb span.sep{opacity:.5}
.crumb .cur{color:var(--cyan)}
.crumb.on-light{color:var(--text-3);margin-bottom:18px}
.crumb.on-light a{color:var(--text-2)}
.crumb.on-light a:hover{color:var(--brand)}
.crumb.on-light .cur{color:var(--brand)}
.page-hero h1{font-size:clamp(32px,4.4vw,54px);font-weight:900;line-height:1.16;letter-spacing:-.015em;max-width:820px;text-wrap:balance}
.page-hero .ph-en{margin-top:14px;font-family:"Barlow";font-weight:500;font-size:14px;letter-spacing:.28em;text-transform:uppercase;color:var(--on-dark-3)}
.page-hero .ph-desc{margin-top:22px;max-width:640px;font-size:16.5px;line-height:1.9;color:#B7C6E6}
.page-hero .ph-actions{margin-top:32px;display:flex;gap:14px;flex-wrap:wrap}
/* 页面首屏偏移，让实底导航下的内容不被遮挡 */
.page-body{padding-top:0}

/* 滚动揭示 */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}.reveal.d4{transition-delay:.32s}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .detect-frame,.detect-scan,.hero-badge .dot,.detect-tag .dot,.hero-scroll .bar{animation:none}
  html{scroll-behavior:auto}
}

/* 信任条 */
.trust{background:#fff;padding:48px 0;border-bottom:1px solid var(--line)}
.trust-label{text-align:center;font-size:13px;letter-spacing:.2em;color:var(--text-3);margin-bottom:28px;font-family:"Barlow"}
.trust-row{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:14px 0}
.trust-row span{flex:1 1 16.66%;text-align:center;padding:14px 10px;font-size:16px;font-weight:500;color:#9AA4BA;letter-spacing:.06em;border-right:1px solid var(--paper-3)}
.trust-row span:last-child{border-right:none}
.trust-row span b{font-family:"Barlow";font-weight:700;font-size:18px;letter-spacing:.02em}

/* ============================================================
   首页产品精选 —— 横向交替大卡
   ============================================================ */
.feature{padding:0}
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:0;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:box-shadow .4s var(--ease),transform .4s var(--ease)}
.feature-row + .feature-row{margin-top:34px}
.feature-row:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}
.feature-media{position:relative;display:flex;align-items:center;justify-content:center;min-height:440px;overflow:hidden;
  background:linear-gradient(160deg,#EEF3FC 0%,#DDE7F7 52%,#CFDCF3 100%);padding:40px}
.feature-media::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(10,108,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(10,108,255,.05) 1px,transparent 1px);background-size:40px 40px}
.feature-media::after{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(10,108,255,.16),transparent 68%)}
.feature-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:2}
.feature-media .fmark{display:none}
.feature-row.reverse .feature-media{order:2}
.feature-body{padding:54px 56px;display:flex;flex-direction:column;justify-content:center}
.feature-body .fkicker{font-family:"Barlow";font-weight:700;font-size:12.5px;letter-spacing:.22em;color:var(--brand);text-transform:uppercase}
.feature-body h3{font-size:28px;font-weight:900;margin:13px 0 8px;letter-spacing:-.01em}
.feature-body .fslogan{font-size:15px;color:var(--text-2);margin-bottom:22px}
.feature-body p.fdesc{font-size:14.5px;color:var(--text-2);line-height:1.9;margin-bottom:24px}
.fspec-mini{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:30px;padding:20px 0;border-top:1px solid var(--paper-3);border-bottom:1px solid var(--paper-3)}
.fspec-mini .m .v{font-family:"Barlow";font-weight:800;font-size:21px;color:var(--brand);line-height:1.1}
.fspec-mini .m .l{font-size:12px;color:var(--text-3);margin-top:5px}
.feature-body .factions{display:flex;gap:14px;align-items:center;flex-wrap:wrap}

/* 产品中心总览卡片 */
.prod-overview{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.po-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;transition:.4s var(--ease);display:flex;flex-direction:column}
.po-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.po-media{position:relative;aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;overflow:hidden;background:#E9EEF5;padding:0}
.po-media::before{display:none}
.po-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:2;transition:transform .5s var(--ease)}
.po-card:hover .po-media img{transform:scale(1.05)}
.po-media .ptag{position:absolute;z-index:3;left:16px;top:16px;font-family:"Barlow";font-size:11px;font-weight:700;letter-spacing:.1em;color:var(--brand);background:rgba(255,255,255,.85);border:1px solid rgba(10,108,255,.25);padding:5px 11px;border-radius:999px;backdrop-filter:blur(4px)}
.po-body{padding:26px 26px 28px;display:flex;flex-direction:column;flex:1}
.po-body h3{font-size:19px;font-weight:800;margin-bottom:8px}
.po-body .poslogan{font-size:13.5px;color:var(--brand);font-weight:500;margin-bottom:12px}
.po-body p{font-size:13.5px;color:var(--text-2);line-height:1.8;flex:1}
.po-feats{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 20px}
.po-feats span{font-size:12px;color:var(--text-2);background:var(--paper-2);border:1px solid var(--line);padding:4px 11px;border-radius:999px}
.po-link{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:600;color:var(--brand)}
.po-link svg{width:15px;height:15px;transition:transform .3s var(--ease)}
.po-card:hover .po-link svg{transform:translateX(4px)}

/* 产品详情页 */
.detail-hero{background:var(--paper-2);padding:calc(var(--nav-h) + 64px) 0 84px}
.detail-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:0;align-items:stretch}
.detail-media{position:relative;display:flex;align-items:center;justify-content:center;background:#E9EEF5;border-radius:var(--radius-lg) 0 0 var(--radius-lg);overflow:hidden;min-height:480px;padding:0}
.detail-media::before{display:none}
.detail-media::after{display:none}
.detail-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:2}
.detail-media .dmark{display:none}
.detail-panel{background:#fff;padding:56px 56px;border-radius:0 var(--radius-lg) var(--radius-lg) 0;display:flex;flex-direction:column;justify-content:center}
.detail-panel .dkicker{font-family:"Barlow";font-weight:700;font-size:12.5px;letter-spacing:.22em;color:var(--brand);text-transform:uppercase}
.detail-panel h1{font-size:34px;font-weight:900;margin:14px 0 8px;letter-spacing:-.015em;line-height:1.2}
.detail-panel .dslogan{font-size:16px;color:var(--text-2);margin-bottom:24px}
.detail-panel .ddesc{font-size:14.5px;color:var(--text-2);line-height:1.9;margin-bottom:26px}
.detail-highlights{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:30px}
.dh-item{background:var(--paper-2);border:1px solid var(--line);border-radius:11px;padding:15px 14px;transition:.3s var(--ease)}
.dh-item:hover{border-color:rgba(10,108,255,.4);box-shadow:var(--shadow-sm);transform:translateY(-2px)}
.dh-item .ico{width:28px;height:28px;color:var(--brand);margin-bottom:9px}
.dh-item .t{font-size:13.5px;font-weight:700;line-height:1.4}
.dh-item .d{font-size:12px;color:var(--text-3);margin-top:3px;line-height:1.45}
.detail-price{display:flex;align-items:baseline;gap:12px;margin:6px 0 26px;padding:20px 24px;background:linear-gradient(165deg,#F2F7FF,#E6EFFF);border:1px solid rgba(10,108,255,.2);border-radius:14px}
.detail-price .cur{font-size:22px;font-weight:700;color:var(--brand)}
.detail-price .num{font-size:46px;font-weight:800;color:var(--brand);line-height:1}
.detail-price .tip{font-size:13px;color:var(--text-2)}
.detail-actions{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.detail-note{font-size:12.5px;color:var(--text-3);margin-top:14px}
/* 参数表 */
.spec-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}
.spec-cat{padding:26px 36px 6px;font-size:17px;font-weight:800;display:flex;align-items:center;gap:12px}
.spec-cat::before{content:"";width:5px;height:20px;border-radius:3px;background:var(--brand)}
.spec-grid2{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--paper-3);margin:18px 36px 30px;border-left:1px solid var(--paper-3);border-radius:10px;overflow:hidden}
.spec-grid2 .k,.spec-grid2 .v{padding:13px 18px;font-size:14px;border-bottom:1px solid var(--paper-3)}
.spec-grid2 .k{background:var(--paper-2);color:var(--text-2);grid-column:1}
.spec-grid2 .v{grid-column:2;color:var(--text);border-left:1px solid var(--paper-3);font-weight:500}
.spec-grid2 .v.num{font-weight:600}
/* 星轨套餐 */
.xg-blocks{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:26px}
.xg-block{background:var(--paper-2);border:1px solid var(--line);border-radius:12px;padding:20px 22px}
.xg-block h5{font-size:14.5px;font-weight:700;margin-bottom:9px;display:flex;align-items:center;gap:8px}
.xg-block h5::before{content:"";width:7px;height:7px;border-radius:2px;background:var(--brand)}
.xg-block p{font-size:13px;color:var(--text-2);line-height:1.75}
.xg-list{font-size:13.5px;color:var(--text-2);line-height:2.1;margin-bottom:8px}
.xg-list li{display:flex;gap:10px;align-items:flex-start}
.xg-list li::before{content:"";flex:0 0 auto;width:5px;height:5px;border-radius:50%;background:var(--brand);margin-top:11px}
/* 详情应用场景标签条 */
.detail-scene{display:flex;flex-wrap:wrap;gap:9px;margin:4px 0 28px}
.detail-scene span{font-size:12.8px;padding:7px 15px;border-radius:999px;background:var(--paper-2);border:1px solid var(--line);color:var(--text-2)}
/* 相关产品 */
.related{background:var(--paper-2)}
.rel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.rel-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.35s var(--ease);display:block}
.rel-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:transparent}
.rel-thumb{aspect-ratio:4/3;position:relative;display:flex;align-items:center;justify-content:center;background:#E9EEF5;padding:0;overflow:hidden}
.rel-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.rel-body{padding:18px 20px 20px}
.rel-body .rk{font-family:"Barlow";font-size:11px;font-weight:700;letter-spacing:.1em;color:var(--text-3)}
.rel-body h4{font-size:15.5px;font-weight:700;margin:6px 0 4px}
.rel-body p{font-size:12.5px;color:var(--text-3)}

/* 核心技术（深色） */
.tech{background:var(--ink);color:var(--on-dark);overflow:hidden}
.tech::before{content:"";position:absolute;inset:0;opacity:.5;
  background:radial-gradient(900px 500px at 82% 6%,rgba(10,108,255,.22),transparent 65%),radial-gradient(700px 460px at 6% 88%,rgba(39,214,232,.10),transparent 60%)}
.tech-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:stretch;position:relative;z-index:2}
.tech-brain{position:relative;border-radius:var(--radius-lg);border:1px solid rgba(120,160,255,.22);background:linear-gradient(165deg,rgba(24,48,96,.96),rgba(10,19,42,.96));padding:46px 44px;overflow:hidden;display:flex;flex-direction:column}
.tech-brain::after{content:"";position:absolute;right:-70px;top:-70px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(39,214,232,.16),transparent 70%)}
.brain-head{display:flex;align-items:center;gap:18px;margin-bottom:28px;flex-shrink:0}
.brain-icon{width:58px;height:58px;border-radius:15px;flex:0 0 auto;background:linear-gradient(145deg,var(--brand),#0040B8);display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 12px 30px rgba(10,108,255,.4)}
.brain-icon svg{width:30px;height:30px}
.brain-head h3{font-size:22px;font-weight:800}
.brain-head .en{display:block;font-size:12px;letter-spacing:.2em;color:var(--on-dark-3);margin-top:3px;font-family:"Barlow"}
.brain-desc{font-size:14.5px;line-height:1.95;color:var(--on-dark-2);margin-bottom:30px}
.ai-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:auto}
.ai-tags span{font-size:12.8px;padding:7px 14px;border-radius:999px;border:1px solid rgba(120,160,255,.28);background:rgba(10,108,255,.1);color:#BFD2F5;transition:.3s}
.ai-tags span:hover{border-color:var(--cyan);color:#fff;background:rgba(39,214,232,.12)}
.tech-caps{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.tcap{border:1px solid var(--line-dark);border-radius:14px;padding:24px 22px;background:rgba(255,255,255,.025);transition:.35s var(--ease);position:relative;overflow:hidden}
.tcap:hover{background:rgba(10,108,255,.1);border-color:rgba(10,108,255,.45);transform:translateY(-4px)}
.tcap .ico{width:34px;height:34px;color:var(--cyan);margin-bottom:14px}
.tcap h4{font-size:16.5px;font-weight:700;margin-bottom:8px;color:#fff}
.tcap p{font-size:13.3px;color:var(--on-dark-2);line-height:1.75}
.tcap .idx{position:absolute;right:18px;top:14px;font-family:"Barlow";font-size:30px;font-weight:800;color:rgba(255,255,255,.05)}
.tech-flow{margin-top:64px;position:relative;z-index:2}
.tech-flow-title{text-align:center;font-size:16px;font-weight:700;letter-spacing:.06em;color:var(--on-dark-2);margin-bottom:38px}
.flow-row{display:grid;grid-template-columns:repeat(5,1fr);gap:0;position:relative}
.flow-row::before{content:"";position:absolute;top:27px;left:9%;right:9%;height:1px;background:linear-gradient(90deg,transparent,rgba(39,214,232,.5),rgba(10,108,255,.5),rgba(39,214,232,.5),transparent)}
.flow-step{text-align:center;position:relative;padding:0 10px}
.flow-step .circle{width:54px;height:54px;margin:0 auto 14px;border-radius:50%;background:var(--ink-2);border:1.5px solid rgba(39,214,232,.55);display:flex;align-items:center;justify-content:center;color:var(--cyan);font-family:"Barlow";font-weight:700;font-size:18px;position:relative;z-index:2}
.flow-step h5{font-size:14.5px;font-weight:700;color:#fff;margin-bottom:4px}
.flow-step p{font-size:12px;color:var(--on-dark-3);line-height:1.55}

/* 解决方案 */
.sol-banner{position:relative;border-radius:0;min-height:380px;display:flex;align-items:center;overflow:hidden}
.sol-banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.sol-banner::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,12,28,.93),rgba(8,17,38,.6) 60%,rgba(8,17,38,.4))}
.sol-banner-inner{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;padding:80px 32px;width:100%;color:#fff}
.sol-banner-inner h2{font-size:clamp(28px,3.6vw,44px);font-weight:900;line-height:1.24;max-width:700px}
.sol-banner-inner p{margin-top:18px;max-width:620px;color:#B7C6E6;font-size:16px;line-height:1.9}
.sol-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.sol-card{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:#fff;transition:.4s var(--ease);display:block}
.sol-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.sol-thumb{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--ink-2)}
.sol-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease);filter:saturate(.92)}
.sol-card:hover .sol-thumb img{transform:scale(1.07)}
.sol-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(8,16,38,.55))}
.sol-mod{position:absolute;left:12px;bottom:12px;z-index:2;font-size:11.5px;font-weight:600;color:#CDE3FF;background:rgba(8,20,46,.7);border:1px solid rgba(120,160,255,.35);padding:4px 10px;border-radius:999px;backdrop-filter:blur(4px)}
.sol-body{padding:22px 22px 24px}
.sol-body .ico{width:30px;height:30px;color:var(--brand);margin-bottom:11px}
.sol-body h3{font-size:16.5px;font-weight:700;margin-bottom:7px}
.sol-body p{font-size:13px;color:var(--text-2);line-height:1.7}
.sol-card .go{margin-top:14px;display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--brand)}
.sol-card .go svg{width:14px;height:14px;transition:transform .3s var(--ease)}
.sol-card:hover .go svg{transform:translateX(4px)}

/* 项目案例 */
.cases{background:var(--paper-2)}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.case-card{background:#fff;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);transition:.4s var(--ease);display:flex;flex-direction:column}
.case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.case-img{position:relative;aspect-ratio:16/10;overflow:hidden}
.case-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.case-card:hover .case-img img{transform:scale(1.06)}
.case-badge{position:absolute;left:14px;top:14px;font-size:11.5px;font-weight:600;color:#fff;background:rgba(10,108,255,.9);padding:5px 12px;border-radius:999px;backdrop-filter:blur(4px)}
.case-body{padding:26px 26px 28px;display:flex;flex-direction:column;flex:1}
.case-body h3{font-size:17.5px;font-weight:700;margin-bottom:11px;line-height:1.45}
.case-body p{font-size:13.5px;color:var(--text-2);line-height:1.8;flex:1}
.case-meta{margin-top:20px;padding-top:16px;border-top:1px solid var(--paper-3);display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--text-3)}
.case-meta .model{font-family:"Barlow";font-weight:700;color:var(--brand);letter-spacing:.04em}

/* 服务支持 */
.service{background:#fff}
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:76px}
.svc-card{position:relative;padding:40px 34px;border-radius:var(--radius-lg);background:linear-gradient(165deg,#F6F9FF,#EDF3FD);border:1px solid var(--line);overflow:hidden;transition:.35s var(--ease)}
.svc-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(10,108,255,.35)}
.svc-card .big{position:absolute;right:22px;top:10px;font-family:"Barlow";font-size:92px;font-weight:800;color:rgba(10,108,255,.07);line-height:1}
.svc-card .ico{width:42px;height:42px;color:var(--brand);margin-bottom:20px;position:relative;z-index:2}
.svc-card h3{font-size:19px;font-weight:800;margin-bottom:12px;position:relative;z-index:2}
.svc-card p{font-size:14px;color:var(--text-2);line-height:1.85;position:relative;z-index:2}
.svc-card .kpis{margin-top:20px;display:flex;gap:22px;position:relative;z-index:2;flex-wrap:wrap}
.svc-card .kpis div{font-size:12.5px;color:var(--text-3)}
.svc-card .kpis b{display:block;font-family:"Barlow";font-size:26px;font-weight:800;color:var(--brand);line-height:1.1}
.repair-box{background:var(--ink);border-radius:var(--radius-lg);padding:54px 58px;color:var(--on-dark);position:relative;overflow:hidden}
.repair-box::before{content:"";position:absolute;right:-100px;bottom:-100px;width:360px;height:360px;border-radius:50%;background:radial-gradient(circle,rgba(10,108,255,.25),transparent 70%)}
.repair-head{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:42px;flex-wrap:wrap;position:relative;z-index:2}
.repair-head h3{font-size:24px;font-weight:800;color:#fff}
.repair-head p{font-size:14px;color:var(--on-dark-2);margin-top:8px}
.repair-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;z-index:2}
.repair-step{position:relative;padding:0 22px}
.repair-step::after{content:"";position:absolute;top:24px;right:-14px;width:28px;height:2px;background:repeating-linear-gradient(90deg,rgba(39,214,232,.6) 0 5px,transparent 5px 10px)}
.repair-step:last-child::after{display:none}
.repair-step .n{width:48px;height:48px;border-radius:13px;display:flex;align-items:center;justify-content:center;font-family:"Barlow";font-weight:700;font-size:19px;color:var(--cyan);background:rgba(10,108,255,.14);border:1px solid rgba(39,214,232,.4);margin-bottom:18px}
.repair-step h5{font-size:15.5px;font-weight:700;color:#fff;margin-bottom:6px}
.repair-step p{font-size:12.5px;color:var(--on-dark-3);line-height:1.6}

/* 关于我们 */
.about-top{display:grid;grid-template-columns:1fr 1fr;gap:68px;align-items:center;margin-bottom:92px}
.about-visual{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg)}
.about-visual img{width:100%;aspect-ratio:4/3;object-fit:cover}
.about-visual .float-stat{position:absolute;left:24px;bottom:24px;right:24px;background:rgba(8,17,38,.82);backdrop-filter:blur(10px);border:1px solid rgba(148,170,220,.2);border-radius:14px;padding:22px 26px;display:flex;justify-content:space-around;gap:10px}
.about-visual .float-stat div{text-align:center;color:#fff}
.about-visual .float-stat .num{font-size:28px;font-weight:800}
.about-visual .float-stat .num em{font-style:normal;color:var(--cyan);font-size:.6em}
.about-visual .float-stat .lab{font-size:11.5px;color:var(--on-dark-2);margin-top:4px}
.about-text h2{font-size:clamp(26px,3vw,38px);font-weight:900;line-height:1.3;margin-bottom:24px}
.about-text p{font-size:15px;color:var(--text-2);line-height:1.95;margin-bottom:16px}
.values{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:30px}
.value-item{background:var(--paper-2);border:1px solid var(--line);border-radius:12px;padding:20px 22px}
.value-item .lab{font-size:12px;color:var(--text-3);letter-spacing:.1em;margin-bottom:5px}
.value-item .val{font-size:16px;font-weight:700;color:var(--text)}
.timeline-wrap{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:52px 48px;box-shadow:var(--shadow-sm)}
.timeline-title{font-size:22px;font-weight:800;margin-bottom:44px;display:flex;align-items:center;gap:14px}
.timeline-title::before{content:"";width:5px;height:24px;background:var(--brand);border-radius:3px}
.tl{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.tl::before{content:"";position:absolute;top:19px;left:6%;right:6%;height:2px;background:linear-gradient(90deg,var(--brand),rgba(10,108,255,.15))}
.tl-item{position:relative;padding:0 18px}
.tl-item .dot{width:40px;height:40px;border-radius:50%;background:#fff;border:2.5px solid var(--brand);display:flex;align-items:center;justify-content:center;margin-bottom:20px;position:relative;z-index:2;box-shadow:0 0 0 6px #fff}
.tl-item .dot::after{content:"";width:12px;height:12px;border-radius:50%;background:var(--brand)}
.tl-item .year{font-family:"Barlow";font-size:22px;font-weight:800;color:var(--brand);line-height:1}
.tl-item h5{font-size:14.5px;font-weight:700;margin:9px 0 6px;line-height:1.45}
.tl-item p{font-size:12.5px;color:var(--text-3);line-height:1.65}

/* 新闻 */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.news-card{cursor: pointer; display:flex;flex-direction:column;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);background:#fff;transition:.4s var(--ease)}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.news-img{aspect-ratio:16/9;overflow:hidden;position:relative;background:var(--paper-2)}
.news-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.news-card:hover .news-img img{transform:scale(1.06)}
.news-body{padding:26px;flex:1;display:flex;flex-direction:column}
.news-date{display:flex;align-items:baseline;gap:8px;margin-bottom:13px}
.news-date .d{font-family:"Barlow";font-size:32px;font-weight:800;color:var(--brand);line-height:1}
.news-date .my{font-size:12.5px;color:var(--text-3);font-family:"Barlow";letter-spacing:.06em}
.news-card h3{font-size:17px;font-weight:700;line-height:1.5;margin-bottom:11px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card p{font-size:13.5px;color:var(--text-2);line-height:1.8;flex:1;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-card .nmore{margin-top:16px;font-size:13.5px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.news-card .nmore svg{width:14px;height:14px}

/* 联系 */
.contact{background:linear-gradient(160deg,var(--ink-2),var(--ink));color:var(--on-dark);position:relative;overflow:hidden}
.contact::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(90,130,220,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(90,130,220,.05) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(ellipse at 70% 0%,#000,transparent 75%);-webkit-mask-image:radial-gradient(ellipse at 70% 0%,#000,transparent 75%)}
.contact-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:68px;position:relative;z-index:2}
.contact h1,.contact h2{font-size:clamp(28px,3.2vw,42px);font-weight:900;color:#fff;line-height:1.3;margin-bottom:18px}
.contact .lead{color:var(--on-dark-2);font-size:15.5px;line-height:1.9;margin-bottom:40px}
.cinfo{display:flex;flex-direction:column;gap:28px}
.cinfo-item{display:flex;gap:18px;align-items:flex-start}
.cinfo-item .ico{flex:0 0 auto;width:46px;height:46px;border-radius:12px;background:rgba(10,108,255,.15);border:1px solid rgba(10,108,255,.35);display:flex;align-items:center;justify-content:center;color:var(--cyan)}
.cinfo-item .ico svg{width:21px;height:21px}
.cinfo-item .lab{font-size:12.5px;color:var(--on-dark-3);letter-spacing:.08em;margin-bottom:4px}
.cinfo-item .val{font-size:16px;font-weight:600;color:#fff;line-height:1.55}
.cinfo-item .val.small{font-size:14.5px;font-weight:400;color:var(--on-dark);line-height:1.7}
.contact-form{background:rgba(255,255,255,.04);border:1px solid var(--line-dark);border-radius:var(--radius-lg);padding:42px;backdrop-filter:blur(8px)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--on-dark-2);margin-bottom:8px}
.field label b{color:#FF7A7A;font-weight:400;margin-left:3px}
.field input,.field textarea{width:100%;background:rgba(255,255,255,.05);border:1px solid rgba(148,170,220,.22);border-radius:10px;padding:13px 16px;color:#fff;font-size:14.5px;outline:none;transition:.25s}
.field input::placeholder,.field textarea::placeholder{color:var(--on-dark-3)}
.field input:focus,.field textarea:focus{border-color:var(--brand);background:rgba(10,108,255,.08)}
.field textarea{resize:vertical;min-height:120px}
.contact-form .btn{width:100%;margin-top:6px}
.form-tip{font-size:12px;color:var(--on-dark-3);margin-top:12px;text-align:center}

/* 技术链条 / 交付流程（浅色 4 步卡） */
.chain-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.chain-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 28px;transition:.35s var(--ease);overflow:hidden}
.chain-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(10,108,255,.35)}
.chain-card .n{font-family:"Barlow";font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--brand)}
.chain-card .ico{width:38px;height:38px;color:var(--brand);margin:16px 0 18px}
.chain-card h4{font-size:17.5px;font-weight:800;margin-bottom:10px}
.chain-card p{font-size:13.5px;color:var(--text-2);line-height:1.8}
.chain-card::after{content:"";position:absolute;right:-30px;top:26px;width:90px;height:90px;border-radius:50%;background:radial-gradient(circle,rgba(10,108,255,.08),transparent 70%)}

/* CTA 号召带 */
.cta-band{position:relative;overflow:hidden;background:linear-gradient(120deg,#0047BE,#0A6CFF 55%,#0B74E8);color:#fff;padding:84px 0;text-align:center}
.cta-band::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(ellipse at center,#000,transparent 78%);-webkit-mask-image:radial-gradient(ellipse at center,#000,transparent 78%)}
.cta-band .wrap{position:relative;z-index:2}
.cta-band h2{font-size:clamp(28px,3.4vw,42px);font-weight:900;line-height:1.25;text-wrap:balance}
.cta-band p{margin:18px auto 34px;max-width:620px;font-size:16px;color:rgba(255,255,255,.88);line-height:1.9}
.cta-band .btn-white{background:#fff;color:var(--brand);font-weight:600;box-shadow:0 14px 34px rgba(0,20,60,.25)}
.cta-band .btn-white:hover{transform:translateY(-2px);box-shadow:0 20px 46px rgba(0,20,60,.32)}
.cta-band .btn-white svg{transition:transform .35s var(--ease)}
.cta-band .btn-white:hover svg{transform:translateX(4px)}
.cta-band .btn-ow{border:1.5px solid rgba(255,255,255,.6);color:#fff}
.cta-band .btn-ow:hover{background:rgba(255,255,255,.12);transform:translateY(-2px)}
.cta-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* FOOTER */
.footer{background:#050A16;color:var(--on-dark-2);padding:68px 0 0}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:44px;padding-bottom:50px;border-bottom:1px solid rgba(148,170,220,.12)}
.foot-brand img{height:36px;margin-bottom:18px;filter:brightness(1.1)}
.foot-brand p{font-size:13.5px;line-height:1.9;color:var(--on-dark-3);max-width:330px}
.foot-col h4{font-size:14.5px;font-weight:700;color:#DCE6FA;margin-bottom:18px;letter-spacing:.04em}
.foot-col a{display:block;font-size:13.5px;color:var(--on-dark-3);padding:6px 0;transition:.25s}
.foot-col a:hover{color:var(--cyan);padding-left:5px}
.foot-contact li{display:flex;gap:10px;font-size:13px;color:var(--on-dark-3);margin-bottom:13px;line-height:1.65;align-items:flex-start}
.foot-contact svg{width:16px;height:16px;flex:0 0 auto;margin-top:3px;color:var(--brand)}
.foot-bottom{padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:#54617F}
.foot-bottom a{color:#54617F}
.foot-bottom a:hover{color:var(--cyan)}

/* toast */
.toast{position:fixed;left:50%;bottom:40px;transform:translate(-50%,24px);z-index:200;background:rgba(10,20,42,.95);border:1px solid rgba(39,214,232,.4);color:#fff;padding:14px 26px;border-radius:12px;font-size:14px;opacity:0;visibility:hidden;pointer-events:none;transition:.35s var(--ease);box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:10px}
.toast.show{opacity:1;visibility:visible;transform:translate(-50%,0)}
.toast svg{width:18px;height:18px;color:var(--cyan)}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width:1180px){
  .nav-menu,.nav-phone{display:none}
  .nav-toggle{display:flex;margin-left:auto}
  .nav-cta{margin-left:0}
  .mobile-menu{display:block}
  .prod-overview{grid-template-columns:repeat(2,1fr)}
  .prod-overview .po-card:last-child{grid-column:1/-1;max-width:560px}
  .rel-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:1080px){
  .sol-grid{grid-template-columns:repeat(3,1fr)}
  .chain-grid{grid-template-columns:repeat(2,1fr)}
  .case-grid,.news-grid{grid-template-columns:repeat(2,1fr)}
  .case-grid .case-card:last-child:nth-child(odd){grid-column:1/-1;max-width:560px}
  .feature-row{grid-template-columns:1fr}
  .feature-row.reverse .feature-media{order:0}
  .feature-media{min-height:340px}
  .feature-body{padding:40px 38px}
  .detail-hero-grid,.tech-grid,.about-top,.contact-grid{grid-template-columns:1fr;gap:0}
  .detail-media{border-radius:var(--radius-lg) var(--radius-lg) 0 0;min-height:360px}
  .detail-panel{border-radius:0 0 var(--radius-lg) var(--radius-lg);padding:40px 38px}
  .tech-grid{gap:44px}
  .flow-row{grid-template-columns:repeat(5,1fr)}
  .tl{grid-template-columns:repeat(2,1fr);gap:34px 10px}
  .tl::before{display:none}
  .foot-grid{grid-template-columns:1fr 1fr;gap:34px}
}
@media (max-width:860px){
  .section{padding:78px 0}
  .wrap{padding:0 20px}
  .nav-inner{padding:0 20px;gap:18px}
  .page-hero{padding:calc(var(--nav-h) + 64px) 0 64px}
  .hero-bg img{opacity:.4;object-position:62% center}
  .hero-mask{background:linear-gradient(0deg,rgba(5,10,24,.94),rgba(5,10,24,.72))}
  .hero-detect{display:none}
  .hero-inner{padding:calc(var(--nav-h) + 30px) 0 60px}
  .hero-badge{font-size:13px}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:28px 0;max-width:100%;margin-top:40px}
  .hero-stats .st{padding-right:16px}
  .hero-stats .st .lab{font-size:14px}
  .hero-stats .st:nth-child(3){border-left:none;padding-left:0}
  .hero-stats .st:nth-child(2){border-left:1px solid rgba(148,170,220,.18);padding-left:20px}
  .field input,.field textarea{font-size:16px}
  .trust-row span{flex:1 1 33.33%;border-bottom:1px solid var(--paper-3);padding:16px 8px}
  .trust-row span:nth-child(3n){border-right:none}
  .prod-overview{grid-template-columns:1fr}
  .prod-overview .po-card:last-child{max-width:none}
  .detail-highlights{grid-template-columns:repeat(2,1fr)}
  .detail-media{padding:0;min-height:280px}
  .detail-media .dmark{font-size:56px;right:20px;bottom:14px}
  .detail-panel{padding:34px 24px}
  .detail-panel h1{font-size:27px}
  .spec-grid2{grid-template-columns:1fr;margin:16px 20px 24px}
  .spec-grid2 .v{grid-column:1;border-left:none}
  .spec-cat{padding:24px 24px 4px}
  .tech-caps{grid-template-columns:1fr}
  .flow-row{grid-template-columns:1fr 1fr;gap:28px 14px}
  .flow-row::before{display:none}
  .sol-grid{grid-template-columns:repeat(2,1fr)}
  .case-grid,.news-grid{grid-template-columns:1fr}
  .case-grid .case-card:last-child:nth-child(odd){max-width:none}
  .svc-grid{grid-template-columns:1fr}
  .chain-grid{grid-template-columns:1fr}
  .repair-box{padding:38px 28px}
  .repair-steps{grid-template-columns:1fr 1fr;gap:28px 10px}
  .repair-step::after{display:none}
  .values{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .contact-form{padding:28px 22px}
  .rel-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr;gap:30px}
  .hero-scroll{display:none}
  .feature-media{min-height:280px;padding:0}
  .feature-body{padding:32px 26px}
  .fspec-mini{grid-template-columns:repeat(3,1fr);gap:10px}
  .timeline-wrap{padding:38px 26px}
}
@media (max-height:880px){
  .hero-scroll{display:none}
  .hero-inner{padding-bottom:48px}
}
@media (max-width:480px){
  .detail-highlights{grid-template-columns:1fr}
  .sol-grid{grid-template-columns:1fr}
  .hero-actions .btn,.cta-actions .btn{width:100%}
  .about-visual .float-stat{position:static;margin:0;border-radius:0 0 var(--radius-lg) var(--radius-lg)}
  .about-visual{display:flex;flex-direction:column}
  .fspec-mini{grid-template-columns:1fr 1fr}
}



/* 新闻分页 */
.pagination{
  margin-top:52px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  font-family:"Barlow",sans-serif;
}
.pagination a,.pagination button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:44px;
  height:44px;
  padding:0 14px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--text);
  font-size:15px;
  font-weight:500;
  transition:.3s var(--ease);
  cursor:pointer;
}
.pagination button:hover:not(.disabled):not(.active){
  border-color:var(--brand);
  color:var(--brand);
  transform:translateY(-2px);
}
.pagination button.active{
  background:var(--brand);
  border-color:var(--brand);
  color:#fff;
  box-shadow:0 8px 20px rgba(10,108,255,.24);
}
.pagination button.disabled{
  opacity:.45;
  cursor:not-allowed;
  transform:none;
}
.pagination .page-dot{
  padding:0 8px;
  border:none;
  background:transparent;
  cursor:default;
}
@media (max-width:860px){
  .pagination{
    margin-top:36px;
    gap:8px;
  }
  .pagination a,.pagination button{
    min-width:40px;
    height:40px;
    font-size:14px;
    padding:0 10px;
  }
}