/* ==========================================================================
   杭州网管家科技有限公司 · AI-GEO 新站设计系统
   纯手写 CSS，无外部依赖
   ========================================================================== */

:root{
  --ink:#0b1220;
  --ink-2:#1d2939;
  --navy:#071426;
  --navy-2:#0b1f3a;
  --navy-3:#102a4c;
  --blue:#1f5eff;
  --blue-2:#3b82f6;
  --cyan:#2bd9fe;
  --cyan-2:#7ef0ff;
  --gold:#e8b45a;
  --green:#12b76a;
  --paper:#f5f7fb;
  --paper-2:#eef2f8;
  --line:#e4e9f2;
  --line-dark:rgba(255,255,255,.12);
  --muted:#667085;
  --muted-2:#98a2b3;
  --white:#fff;
  --container:1200px;
  --radius:18px;
  --radius-lg:26px;
  --shadow-sm:0 2px 8px rgba(16,24,40,.05);
  --shadow:0 18px 50px -22px rgba(16,24,40,.24);
  --shadow-lg:0 34px 80px -32px rgba(7,20,38,.38);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;color:var(--ink);background:var(--white);
  font-family:var(--font);font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
body.nav-open{overflow:hidden}
.mobile-only{display:none}
body.nav-open .site-header{backdrop-filter:none;-webkit-backdrop-filter:none;z-index:90}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,p{margin:0}
::selection{background:rgba(31,94,255,.18)}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px}

.container{width:min(var(--container),calc(100% - 48px));margin-inline:auto}
.container-narrow{width:min(920px,calc(100% - 48px));margin-inline:auto}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:fixed;top:-100px;left:20px;z-index:200;background:var(--blue);color:#fff;padding:10px 16px;border-radius:10px}
.skip-link:focus{top:14px}

/* ---------- type ---------- */
.display{font-size:clamp(38px,5.4vw,68px);line-height:1.08;letter-spacing:-.045em;font-weight:800}
.h2{font-size:clamp(28px,3.4vw,44px);line-height:1.18;letter-spacing:-.035em;font-weight:800}
.h3{font-size:clamp(20px,2vw,26px);line-height:1.35;letter-spacing:-.02em;font-weight:700}
.lead{font-size:clamp(16px,1.35vw,19px);line-height:1.85;color:var(--muted)}
.kicker{display:inline-flex;align-items:center;gap:9px;font-size:12px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--blue)}
.kicker::before{content:"";width:22px;height:2px;background:currentColor;border-radius:2px}
.kicker.light{color:var(--cyan)}
.grad{background:linear-gradient(100deg,#7ef0ff 0%,#5b9bff 44%,#b18cff 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.grad-blue{background:linear-gradient(100deg,#1f5eff,#2bd9fe);-webkit-background-clip:text;background-clip:text;color:transparent}
.muted{color:var(--muted)}
.small{font-size:13.5px;color:var(--muted)}
.center{text-align:center}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:52px;padding:0 24px;border-radius:12px;font-weight:700;font-size:15px;line-height:1;border:1px solid transparent;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease),color .25s var(--ease)}
.btn svg{flex:none;transition:transform .25s var(--ease)}
.btn:hover{transform:translateY(-2px)}
.btn:hover svg{transform:translateX(3px)}
.btn-primary{background:linear-gradient(135deg,var(--blue),#0f8bff);color:#fff;box-shadow:0 14px 30px -12px rgba(31,94,255,.75)}
.btn-primary:hover{box-shadow:0 20px 40px -14px rgba(31,94,255,.85)}
.btn-cyan{background:linear-gradient(135deg,var(--cyan),#39a7ff);color:#04101f;box-shadow:0 14px 34px -14px rgba(43,217,254,.8)}
.btn-ghost{border-color:rgba(255,255,255,.28);color:#fff;background:rgba(255,255,255,.04);backdrop-filter:blur(8px)}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.5)}
.btn-outline{border-color:var(--line);color:var(--ink);background:#fff}
.btn-outline:hover{border-color:#b9c6dd;box-shadow:var(--shadow-sm)}
.btn-sm{min-height:42px;padding:0 18px;font-size:14px;border-radius:10px}
.btn-block{width:100%}
.link-arrow{display:inline-flex;align-items:center;gap:7px;color:var(--blue);font-weight:700;font-size:14px}
.link-arrow svg{transition:transform .25s var(--ease)}
.link-arrow:hover svg{transform:translateX(4px)}

/* ---------- topbar ---------- */
.topbar{background:var(--navy);color:rgba(255,255,255,.72);font-size:12.5px;border-bottom:1px solid rgba(255,255,255,.07);position:relative;z-index:60}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:38px}
.topbar-left{display:flex;align-items:center;gap:18px;white-space:nowrap;overflow:hidden}
.topbar-left .dot{width:5px;height:5px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(43,217,254,.12)}
.topbar-left .sep{width:1px;height:12px;background:rgba(255,255,255,.14)}
.topbar-right{display:flex;align-items:center;gap:18px;white-space:nowrap}
.topbar a{color:#fff;font-weight:600}
.topbar a:hover{color:var(--cyan)}
.topbar .hot{display:inline-flex;align-items:center;gap:7px;color:var(--cyan)}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(18px) saturate(180%);border-bottom:1px solid rgba(16,24,40,.07);transition:box-shadow .3s var(--ease)}
.site-header.scrolled{box-shadow:0 10px 30px -18px rgba(16,24,40,.3)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:76px}
.brand{display:flex;align-items:center;gap:12px;flex:none}
.brand img{width:180px;height:auto}
.brand-sub{display:block;font-size:10px;letter-spacing:.16em;color:var(--muted-2);text-transform:uppercase;margin-top:2px}
.nav{display:flex;align-items:center;gap:2px}
.nav-item{position:relative}
.nav-link{display:inline-flex;align-items:center;gap:5px;padding:10px 8px;border-radius:9px;font-size:13.5px;font-weight:600;color:var(--ink-2);white-space:nowrap;transition:color .2s,background .2s}
.nav-link:hover,.nav-item.active>.nav-link{color:var(--blue);background:#f2f6ff}
.nav-link .chev{width:12px;height:12px;opacity:.5;transition:transform .25s}
.nav-item:hover .chev{transform:rotate(180deg)}
.nav-item.active>.nav-link::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--blue),var(--cyan))}
.dropdown{position:absolute;top:calc(100% + 10px);left:50%;transform:translate(-50%,8px);min-width:248px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 24px 60px -24px rgba(16,24,40,.3);padding:9px;opacity:0;visibility:hidden;transition:all .22s var(--ease)}
.nav-item:hover .dropdown,.nav-item:focus-within .dropdown{opacity:1;visibility:visible;transform:translate(-50%,0)}
.dropdown a{display:flex;align-items:flex-start;gap:10px;padding:10px 12px;border-radius:10px;font-size:13.5px;font-weight:600;color:var(--ink-2);line-height:1.45}
.dropdown a:hover{background:#f4f7ff;color:var(--blue)}
.dropdown a small{display:block;font-weight:400;color:var(--muted);font-size:12px;margin-top:2px}
.dropdown .dd-ico{width:30px;height:30px;border-radius:8px;background:#eef4ff;color:var(--blue);display:grid;place-items:center;flex:none}
.header-cta{display:flex;align-items:center;gap:12px;flex:none}
.header-phone{display:flex;flex-direction:column;line-height:1.2;text-align:right}
.header-phone span{font-size:10.5px;color:var(--muted-2);letter-spacing:.08em}
.header-phone strong{font-size:16px;letter-spacing:-.01em;color:var(--ink)}
.nav-toggle{display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--line);align-items:center;justify-content:center}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink)}
.nav-toggle span::before{top:-6px}.nav-toggle span::after{top:6px}
.nav-close{display:none}
.nav-mobile-cta{display:none}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--navy);color:#fff;padding:92px 0 54px;isolation:isolate}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(900px 520px at 78% 8%,rgba(31,94,255,.34),transparent 62%),
  radial-gradient(720px 480px at 8% 92%,rgba(43,217,254,.16),transparent 60%),
  radial-gradient(560px 420px at 52% 46%,rgba(122,80,255,.12),transparent 65%);
  z-index:-2}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:64px 64px;mask-image:radial-gradient(ellipse at 50% 30%,#000 20%,transparent 78%);z-index:-1}
.hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:64px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:9px;padding:7px 12px;border:1px solid rgba(255,255,255,.16);border-radius:999px;background:rgba(255,255,255,.05);font-size:12px;font-weight:600;letter-spacing:.1em;color:rgba(255,255,255,.8)}
.eyebrow .pulse{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 0 rgba(43,217,254,.7);animation:pulse 2.2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 9px rgba(43,217,254,0)}100%{box-shadow:0 0 0 0 rgba(43,217,254,0)}}
.hero h1{margin:24px 0 22px;font-size:clamp(40px,5.15vw,68px);line-height:1.06;letter-spacing:-.05em;font-weight:800}
.hero .lead{color:rgba(255,255,255,.72);max-width:600px;font-size:clamp(15px,1.25vw,17.5px)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.hero-trust{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:46px;padding-top:26px;border-top:1px solid rgba(255,255,255,.1);max-width:640px}
.hero-trust b{display:block;font-size:clamp(20px,2.2vw,28px);letter-spacing:-.03em;line-height:1.15}
.hero-trust b em{font-style:normal;font-size:.62em;color:var(--cyan);margin-left:1px}
.hero-trust span{display:block;font-size:11.5px;color:rgba(255,255,255,.5);margin-top:5px;line-height:1.5}

/* AI answer card */
.hero-visual{position:relative;perspective:1200px;min-height:470px}
.ai-card{position:relative;background:linear-gradient(160deg,rgba(255,255,255,.12),rgba(255,255,255,.055));border:1px solid rgba(255,255,255,.2);border-radius:24px;padding:18px;box-shadow:0 50px 100px -40px rgba(0,0,0,.7),inset 0 1px 0 rgba(255,255,255,.22);backdrop-filter:blur(18px);transform:rotateY(-7deg) rotateX(3deg);transform-style:preserve-3d;transition:transform .8s var(--ease)}
.hero-visual:hover .ai-card{transform:rotateY(-2deg) rotateX(1deg)}
.ai-head{display:flex;align-items:center;justify-content:space-between;padding:2px 4px 12px}
.ai-dots{display:flex;gap:5px}
.ai-dots i{width:7px;height:7px;border-radius:50%;background:rgba(255,255,255,.28)}
.ai-dots i:nth-child(1){background:#ff6b6b}.ai-dots i:nth-child(2){background:#ffd166}.ai-dots i:nth-child(3){background:#06d6a0}
.ai-head span{font-size:10.5px;letter-spacing:.14em;color:rgba(255,255,255,.45);text-transform:uppercase}
.ai-query{display:flex;align-items:center;gap:10px;background:rgba(3,12,26,.62);border:1px solid rgba(255,255,255,.12);border-radius:13px;padding:13px 14px;font-size:13px;color:rgba(255,255,255,.88)}
.ai-query .q-ico{width:26px;height:26px;border-radius:50%;background:linear-gradient(135deg,var(--cyan),var(--blue));display:grid;place-items:center;flex:none;color:#04101f}
.ai-answer{margin-top:13px;background:rgba(255,255,255,.96);color:var(--ink);border-radius:16px;padding:18px 18px 16px;box-shadow:0 20px 40px -20px rgba(0,0,0,.4)}
.ai-answer-top{display:flex;align-items:center;gap:9px;margin-bottom:10px}
.ai-spark{width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,#1f5eff,#2bd9fe);display:grid;place-items:center;color:#fff;flex:none}
.ai-answer-top b{font-size:12.5px}
.ai-answer-top em{font-style:normal;font-size:10px;color:var(--muted-2);margin-left:auto;letter-spacing:.08em}
.ai-answer p{font-size:13.5px;line-height:1.8;color:#344054}
.ai-answer p strong{color:var(--ink)}
.ai-brand-line{display:flex;align-items:center;gap:8px;margin:12px 0 9px;padding:9px 10px;background:#f3f7ff;border:1px solid #dce7ff;border-radius:10px;font-size:12px;font-weight:700;color:#1e40af}
.ai-brand-line .badge{background:linear-gradient(135deg,#1f5eff,#2bd9fe);color:#fff;font-size:9.5px;letter-spacing:.06em;padding:3px 6px;border-radius:5px}
.ai-points{display:grid;gap:6px;margin:0 0 3px}
.ai-points li{display:flex;gap:7px;font-size:12px;line-height:1.6;color:#475467}
.ai-points svg{flex:none;margin-top:3px;color:#12b76a}
.ai-sources{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-top:13px;padding-top:11px;border-top:1px solid #eaecf0;font-size:10.5px;color:#98a2b3}
.ai-sources b{font-weight:600;color:#667085}
.ai-sources span{padding:2px 6px;background:#f2f4f7;border-radius:4px}
.ai-platforms{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:13px 4px 0;font-size:10.5px;color:rgba(255,255,255,.45)}
.ai-platforms b{color:rgba(255,255,255,.8);font-weight:600}
.float-chip{position:absolute;display:flex;align-items:center;gap:8px;background:#fff;color:var(--ink);border-radius:12px;padding:11px 14px;font-size:12px;font-weight:700;box-shadow:0 18px 40px -18px rgba(0,0,0,.55);z-index:2}
.float-chip .fi{width:28px;height:28px;border-radius:8px;display:grid;place-items:center;background:#eef4ff;color:var(--blue);flex:none}
.chip-1{left:-30px;top:-28px;animation:floatY 5s ease-in-out infinite}
.chip-2{right:-22px;bottom:-56px;animation:floatY 6s ease-in-out infinite reverse}
.chip-2 b{color:var(--blue);font-size:15px}
@keyframes floatY{50%{transform:translateY(-9px)}}
.hero-platforms{margin-top:40px;border-top:1px solid rgba(255,255,255,.09);padding-top:18px;display:block}
.hero-platforms .label{display:block;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.4);margin-bottom:12px}
.platform-icon-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:8px}
.platform-icon{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:9px 5px 8px;background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.09);border-radius:10px;transition:background .25s,border-color .25s,transform .25s}
.platform-icon:hover{background:rgba(255,255,255,.09);border-color:rgba(43,217,254,.3);transform:translateY(-2px)}
.platform-icon img{width:40px;height:40px;border-radius:9px;flex:none;background:#fff;padding:5px;object-fit:contain;box-shadow:0 4px 10px -3px rgba(0,0,0,.35)}
.platform-icon span{font-size:10px;line-height:1.2;color:rgba(255,255,255,.66);text-align:center;white-space:normal}
.page-hero-aside{justify-self:end;width:100%;max-width:430px}
.hero-aside{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:18px;padding:20px;backdrop-filter:blur(12px);box-shadow:0 24px 50px -28px rgba(0,0,0,.7)}
.hero-aside-head{margin-bottom:14px}
.hero-aside-head h3{font-size:18px;line-height:1.3;color:#fff;margin:5px 0 5px;letter-spacing:-.01em}
.hero-aside-head p{font-size:11.5px;line-height:1.6;color:rgba(255,255,255,.55);margin:0}
.hero-ai-grid{display:grid;gap:8px}
.hero-ai-grid.cols-4{grid-template-columns:repeat(4,1fr)}
.hero-ai-grid.cols-3{grid-template-columns:repeat(3,1fr)}
.hero-ai-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:9px 4px 8px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:10px;transition:background .25s,border-color .25s,transform .25s}
.hero-ai-item:hover{background:rgba(255,255,255,.09);border-color:rgba(43,217,254,.3);transform:translateY(-2px)}
.hero-ai-item img{width:48px;height:48px;background:#fff;padding:6px;border-radius:10px;object-fit:contain;box-shadow:0 5px 14px -5px rgba(0,0,0,.5)}
.hero-ai-grid.cols-3 .hero-ai-item img{width:60px;height:60px;padding:7px}
.ai-aside .hero-ai-grid.cols-4 .hero-ai-item img{width:56px;height:56px;padding:6px}
.hero-ai-item span{font-size:9.5px;line-height:1.2;color:rgba(255,255,255,.68);text-align:center}
.hero-ai-banner{margin-top:26px;padding-top:18px;border-top:1px solid rgba(255,255,255,.1)}
.hero-ai-banner .label{display:block;font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.4);margin-bottom:10px}
.hero-ai-icons{display:flex;flex-wrap:wrap;gap:7px}
.ai-pill{display:inline-flex;align-items:center;gap:7px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:999px;padding:4px 10px 4px 4px;color:rgba(255,255,255,.72);font-size:10.5px;white-space:nowrap}
.ai-pill img{width:28px;height:28px;border-radius:8px;background:#fff;padding:3px;object-fit:contain}
.hero-marquee-track{display:flex;gap:40px;width:max-content;animation:marquee 32s linear infinite}
.hero-marquee span{display:inline-flex;align-items:center;gap:8px;font-size:11.5px;letter-spacing:.1em;color:rgba(255,255,255,.55);white-space:nowrap}
.hero-marquee span i{width:5px;height:5px;border-radius:50%;background:rgba(43,217,254,.5)}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ---------- client strip ---------- */
.client-strip{background:#fff;border-bottom:1px solid var(--line);padding:26px 0}
.client-strip-inner{display:flex;align-items:center;gap:30px}
.strip-label{flex:none;font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--muted);line-height:1.4}
.strip-label span{display:block;font-size:10px;font-weight:400;color:var(--muted-2);letter-spacing:.02em;margin-top:2px}
.client-grid{display:flex;flex-wrap:wrap;align-items:center;gap:10px 28px;flex:1;justify-content:space-between}
.client-grid span{font-size:14px;font-weight:700;color:#98a2b3;white-space:nowrap;transition:color .2s}
.client-grid span:hover{color:var(--ink)}
.client-track{display:flex;align-items:center;gap:36px;width:max-content;animation:marquee 38s linear infinite}
.client-track span{font-size:14px;font-weight:700;color:#98a2b3;letter-spacing:.02em;white-space:nowrap;transition:color .2s}
.client-track span:hover{color:var(--ink)}
.client-strip:hover .client-track{animation-play-state:paused}

/* ---------- generic section ---------- */
.section{padding:96px 0;position:relative}
.section-sm{padding:64px 0}
.section-paper{background:var(--paper)}
.section-dark{background:var(--navy);color:#fff;overflow:hidden}
.section-dark::before{content:"";position:absolute;inset:0;background:radial-gradient(800px 500px at 88% 0%,rgba(31,94,255,.24),transparent 60%),radial-gradient(600px 400px at 0% 100%,rgba(43,217,254,.12),transparent 60%);pointer-events:none}
.section-dark>*{position:relative}
.section-head{max-width:780px;margin-bottom:48px}
.section-head.center{margin-inline:auto;text-align:center}
.section-head .h2{margin-top:14px}
.section-head .lead{margin-top:16px}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;margin-bottom:48px}
.section-head-row .section-head{margin-bottom:0}
.section-dark .lead{color:rgba(255,255,255,.64)}
.section-dark .kicker{color:var(--cyan)}
.section-dark .muted{color:rgba(255,255,255,.55)}

/* ---------- shift cards ---------- */
.shift-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.shift-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s}
.shift-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#c9d7f5}
.shift-card .num{font-family:var(--mono);font-size:12px;color:var(--blue);letter-spacing:.08em}
.shift-card h3{font-size:18px;margin:13px 0 9px;letter-spacing:-.02em}
.shift-card p{font-size:14px;color:var(--muted);line-height:1.8}
.shift-card .ico{position:absolute;right:22px;top:24px;width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:#f2f6ff;color:var(--blue)}
.compare-bar{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:18px;margin-top:28px;background:linear-gradient(90deg,#fff,#f7faff);border:1px solid var(--line);border-radius:16px;padding:20px 24px}
.compare-col{display:flex;align-items:center;gap:12px;font-size:13.5px;line-height:1.6}
.compare-col .tag{flex:none;font-size:10.5px;font-weight:800;letter-spacing:.08em;padding:4px 8px;border-radius:5px}
.compare-col.old .tag{background:#f2f4f7;color:#667085}
.compare-col.new .tag{background:#e8f0ff;color:#1f5eff}
.compare-col.old{color:#667085}
.compare-col.new{font-weight:600;color:var(--ink)}
.compare-arrow{color:#c4cfe3}

/* ---------- pillars ---------- */
.pillar-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.pillar{position:relative;background:linear-gradient(165deg,rgba(255,255,255,.09),rgba(255,255,255,.035));border:1px solid rgba(255,255,255,.13);border-radius:var(--radius);padding:26px 22px;overflow:hidden;transition:transform .3s var(--ease),border-color .3s,background .3s}
.pillar:hover{transform:translateY(-4px);border-color:rgba(43,217,254,.45);background:linear-gradient(165deg,rgba(43,217,254,.12),rgba(255,255,255,.04))}
.pillar .p-ico{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:rgba(43,217,254,.12);color:var(--cyan);border:1px solid rgba(43,217,254,.2)}
.pillar h3{font-size:17px;margin:18px 0 8px;letter-spacing:-.02em}
.pillar p{font-size:13px;line-height:1.8;color:rgba(255,255,255,.6)}
.pillar .p-tag{display:inline-block;margin-top:14px;font-size:10px;letter-spacing:.1em;color:var(--cyan);border:1px solid rgba(43,217,254,.25);border-radius:4px;padding:3px 6px}

/* ---------- process ---------- */
.process{display:grid;grid-template-columns:repeat(7,1fr);gap:10px;margin-top:44px;counter-reset:step}
.process-step{position:relative;padding:22px 14px 18px;background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:14px;transition:transform .3s var(--ease),box-shadow .3s}
.process-step:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}
.process-step::before{counter-increment:step;content:"0" counter(step);font-family:var(--mono);font-size:11px;color:var(--blue);font-weight:700;letter-spacing:.06em}
.process-step h4{font-size:13.5px;margin:8px 0 6px;letter-spacing:-.01em}
.process-step p{font-size:11.5px;color:var(--muted);line-height:1.65}
.process-step::after{content:"";position:absolute;top:50%;right:-10px;width:10px;height:1px;background:var(--line)}
.process-step:last-child::after{display:none}

/* ---------- proof band ---------- */
.proof-band{background:linear-gradient(120deg,#0b1f3a,#102f5e 55%,#0b3b66);color:#fff;padding:42px 0;position:relative;overflow:hidden}
.proof-band::before{content:"";position:absolute;inset:0;background:radial-gradient(600px 300px at 20% 0%,rgba(43,217,254,.18),transparent 60%)}
.proof-grid{position:relative;display:grid;grid-template-columns:1.25fr repeat(3,1fr);gap:28px;align-items:center}
.proof-big b{display:block;font-size:clamp(38px,4vw,54px);line-height:1;letter-spacing:-.04em;background:linear-gradient(100deg,#7ef0ff,#5b9bff);-webkit-background-clip:text;background-clip:text;color:transparent}
.proof-big span{display:block;font-size:12.5px;color:rgba(255,255,255,.62);margin-top:8px;line-height:1.6}
.proof-item{border-left:1px solid rgba(255,255,255,.12);padding-left:24px}
.proof-item b{display:block;font-size:22px;line-height:1.2;letter-spacing:-.02em}
.proof-item span{display:block;font-size:11.5px;color:rgba(255,255,255,.52);margin-top:6px;line-height:1.5}

/* ---------- platforms ---------- */
.platform-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden}
.platform-tabs{display:flex;flex-wrap:wrap;gap:6px;padding:14px;border-bottom:1px solid var(--line);background:#fafbfe}
.platform-tab{padding:10px 16px;border-radius:9px;font-size:13px;font-weight:700;color:#667085;transition:all .2s}
.platform-tab:hover{color:var(--blue);background:#eef4ff}
.platform-tab.active{background:var(--navy);color:#fff;box-shadow:0 8px 18px -8px rgba(7,20,38,.5)}
.platform-panels{padding:30px}
.platform-panel{display:none;grid-template-columns:1fr 1fr;gap:34px;align-items:start}
.platform-panel.active{display:grid;animation:fadeUp .35s var(--ease)}
.platform-panel h3{font-size:22px;letter-spacing:-.02em;margin-bottom:8px}
.platform-panel .p-desc{font-size:14px;color:var(--muted);line-height:1.8;margin-bottom:18px}
.point-list{display:grid;gap:11px}
.point-list li{display:flex;gap:10px;font-size:13.5px;line-height:1.7;color:#344054}
.point-list li .n{flex:none;width:22px;height:22px;border-radius:6px;background:#eef4ff;color:var(--blue);font-size:10.5px;font-weight:800;display:grid;place-items:center;margin-top:2px}
.platform-meta{background:#f7f9fd;border:1px solid var(--line);border-radius:14px;padding:20px}
.platform-meta h4{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted-2);margin-bottom:12px}
.meta-row{display:flex;justify-content:space-between;gap:16px;padding:8px 0;border-bottom:1px dashed #e4e9f2;font-size:12.5px}
.meta-row:last-child{border-bottom:0}
.meta-row span{color:var(--muted)}
.meta-row b{font-weight:600;text-align:right}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* ---------- services ---------- */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.service-card{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px;overflow:hidden;transition:transform .35s var(--ease),box-shadow .35s,border-color .35s}
.service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:#c6d6f7}
.service-card::after{content:"";position:absolute;right:-40px;top:-40px;width:140px;height:140px;border-radius:50%;background:radial-gradient(circle,rgba(31,94,255,.1),transparent 70%);transition:transform .4s}
.service-card:hover::after{transform:scale(1.5)}
.service-card .s-ico{width:48px;height:48px;border-radius:13px;display:grid;place-items:center;background:#eef4ff;color:var(--blue);margin-bottom:20px}
.service-card h3{font-size:21px;letter-spacing:-.02em}
.service-card p{font-size:13.5px;color:var(--muted);line-height:1.8;margin:10px 0 18px}
.service-card ul{display:grid;gap:7px;margin-bottom:22px}
.service-card li{display:flex;gap:8px;font-size:12.5px;color:#475467}
.service-card li svg{flex:none;margin-top:3px;color:var(--green)}
.service-card .s-link{margin-top:auto;display:flex;align-items:center;justify-content:space-between;padding-top:18px;border-top:1px solid var(--line);font-size:13px;font-weight:700;color:var(--ink)}
.service-card:hover .s-link{color:var(--blue)}
.service-card.featured{background:linear-gradient(160deg,#071426,#0d2b52);color:#fff;border-color:rgba(43,217,254,.3)}
.service-card.featured p{color:rgba(255,255,255,.65)}
.service-card.featured li{color:rgba(255,255,255,.72)}
.service-card.featured .s-ico{background:rgba(43,217,254,.13);color:var(--cyan)}
.service-card.featured .s-link{border-color:rgba(255,255,255,.14);color:#fff}
.service-card.featured .s-link:hover{color:var(--cyan)}
.service-card .badge-top{position:absolute;right:20px;top:20px;font-size:9.5px;letter-spacing:.1em;background:rgba(43,217,254,.14);color:var(--cyan);border:1px solid rgba(43,217,254,.3);padding:4px 7px;border-radius:4px}

/* ---------- compare table ---------- */
.compare-table{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}
.compare-table table{width:100%;border-collapse:collapse}
.compare-table th,.compare-table td{padding:17px 22px;text-align:left;font-size:13.5px;border-bottom:1px solid var(--line);vertical-align:top}
.compare-table th{background:#fafbfe;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-2);font-weight:700}
.compare-table th:nth-child(2){color:#98a2b3}
.compare-table th:nth-child(3){color:var(--blue)}
.compare-table td:first-child{font-weight:700;color:var(--ink);width:20%}
.compare-table td:nth-child(2){color:var(--muted)}
.compare-table td:nth-child(3){background:#f8fbff;font-weight:600;color:#1e3a8a}
.compare-table tr:last-child td{border-bottom:0}
.tick{color:var(--green);margin-right:5px}

/* ---------- cases ---------- */
.case-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.case-card{position:relative;display:block;aspect-ratio:1/1;border-radius:14px;overflow:hidden;background:#e9eef7;isolation:isolate}
.case-card img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease),filter .7s}
.case-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(6,16,32,.82));z-index:1}
.case-card:hover img{transform:scale(1.07);filter:saturate(1.1)}
.case-info{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:14px;color:#fff}
.case-info .sector{font-size:9.5px;letter-spacing:.12em;color:rgba(255,255,255,.65);text-transform:uppercase}
.case-info h3{font-size:14px;margin-top:4px;letter-spacing:-.01em}
.case-info p{font-size:10.5px;color:rgba(255,255,255,.62);margin-top:3px}
.case-card .arrow{position:absolute;right:12px;top:12px;z-index:2;width:28px;height:28px;border-radius:50%;background:rgba(255,255,255,.16);backdrop-filter:blur(6px);display:grid;place-items:center;color:#fff;opacity:0;transform:translateY(-4px);transition:all .3s}
.case-card:hover .arrow{opacity:1;transform:none}

/* ---------- client wall ---------- */
.client-wall{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}
.client-tile{display:flex;align-items:center;justify-content:center;min-height:74px;background:#fff;border:1px solid var(--line);border-radius:11px;font-size:14px;font-weight:700;color:#98a2b3;transition:all .25s;text-align:center;padding:10px}
.client-tile:hover{color:var(--ink);border-color:#c9d7f5;box-shadow:var(--shadow-sm);transform:translateY(-2px)}
.media-strip{margin-top:26px;padding-top:22px;border-top:1px solid var(--line)}
.media-strip .label{font-size:11px;letter-spacing:.1em;color:var(--muted-2);margin-bottom:12px}
.media-list{display:flex;flex-wrap:wrap;gap:8px 18px}
.media-list span{font-size:12px;color:#98a2b3;white-space:nowrap}
.media-list span:hover{color:var(--ink)}

/* ---------- news ---------- */
.news-tabs{display:flex;gap:6px;margin-bottom:26px}
.news-tab{padding:8px 14px;border-radius:999px;font-size:12.5px;font-weight:600;color:#667085;border:1px solid var(--line);background:#fff}
.news-tab.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.news-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:transform .3s var(--ease),box-shadow .3s}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.news-thumb{aspect-ratio:16/9;background:linear-gradient(135deg,#e8effc,#dbe7f8);overflow:hidden;position:relative}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.05)}
.news-thumb .noimg{position:absolute;inset:0;display:grid;place-items:center;font-size:28px;font-weight:800;color:#b6c6e2;letter-spacing:-.05em}
.news-body{padding:19px 20px 20px;display:flex;flex-direction:column;flex:1}
.news-meta{display:flex;align-items:center;gap:9px;font-size:10.5px;color:var(--muted-2)}
.news-meta .cat{color:var(--blue);font-weight:700}
.news-card h3{font-size:16px;line-height:1.5;margin:9px 0 8px;letter-spacing:-.01em}
.news-card p{font-size:12.5px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card .more{margin-top:14px;font-size:11.5px;font-weight:700;color:var(--blue);display:inline-flex;align-items:center;gap:5px}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:start}
.faq-side{position:sticky;top:120px}
.faq-side .h2{margin-top:14px}
.faq-side p{margin-top:16px}
.faq-list{display:grid;gap:10px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:13px;overflow:hidden}
.faq-q{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;width:100%;padding:19px 20px;text-align:left;font-size:14.5px;font-weight:700;line-height:1.55}
.faq-q .pm{flex:none;width:22px;height:22px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;margin-top:1px;transition:all .25s;color:var(--muted)}
.faq-q .pm::before,.faq-q .pm::after{content:"";position:absolute;width:9px;height:1.5px;background:currentColor;border-radius:2px}
.faq-q .pm::after{transform:rotate(90deg);transition:transform .25s}
.faq-q .pm{position:relative}
.faq-item.open .faq-q{color:var(--blue)}
.faq-item.open .pm{background:var(--blue);border-color:var(--blue);color:#fff}
.faq-item.open .pm::after{transform:rotate(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s var(--ease)}
.faq-a-inner{padding:0 20px 20px;font-size:13.5px;line-height:1.85;color:var(--muted)}
.faq-item.open .faq-a{max-height:500px}

/* ---------- CTA ---------- */
.cta{position:relative;overflow:hidden;background:linear-gradient(120deg,#071426 0%,#0c2a52 55%,#0b3b66 100%);color:#fff;padding:76px 0}
.cta::before{content:"";position:absolute;inset:0;background:radial-gradient(700px 400px at 78% 20%,rgba(43,217,254,.22),transparent 62%),radial-gradient(500px 300px at 10% 100%,rgba(31,94,255,.22),transparent 60%)}
.cta::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(ellipse at 60% 40%,#000,transparent 75%)}
.cta-inner{position:relative;display:grid;grid-template-columns:1.25fr .75fr;gap:50px;align-items:center}
.cta h2{font-size:clamp(28px,3.4vw,44px);line-height:1.18;letter-spacing:-.035em;margin:14px 0 16px}
.cta p{color:rgba(255,255,255,.68);font-size:15px;line-height:1.8;max-width:640px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.cta-card{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:18px;padding:24px;backdrop-filter:blur(10px)}
.cta-card .row{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.1)}
.cta-card .row:last-child{border-bottom:0;padding-bottom:0}
.cta-card .row:first-child{padding-top:0}
.cta-card .ci{width:34px;height:34px;border-radius:9px;background:rgba(43,217,254,.12);color:var(--cyan);display:grid;place-items:center;flex:none}
.cta-card small{display:block;font-size:10.5px;color:rgba(255,255,255,.45)}
.cta-card b{font-size:14px;letter-spacing:.01em}

/* ---------- footer ---------- */
.footer{background:#050f1f;color:rgba(255,255,255,.6);font-size:13px;padding:64px 0 0}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1.2fr;gap:34px;padding-bottom:46px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand img{width:190px;height:auto;margin-bottom:18px}
.footer-brand p{font-size:12.5px;line-height:1.9;color:rgba(255,255,255,.45);max-width:280px}
.footer-social{display:flex;gap:8px;margin-top:16px}
.footer-social a{width:32px;height:32px;border-radius:8px;border:1px solid rgba(255,255,255,.14);display:grid;place-items:center;color:rgba(255,255,255,.6);font-size:11px}
.footer-social a:hover{color:#fff;border-color:rgba(255,255,255,.35)}
.footer h4{color:#fff;font-size:12px;letter-spacing:.12em;text-transform:uppercase;margin-bottom:16px;font-weight:700}
.footer li{margin-bottom:9px}
.footer li a{color:rgba(255,255,255,.5);font-size:12.5px}
.footer li a:hover{color:var(--cyan)}
.footer-contact li{display:flex;gap:9px;color:rgba(255,255,255,.52);font-size:12.5px;line-height:1.6;margin-bottom:11px}
.footer-contact svg{flex:none;margin-top:3px;color:var(--cyan)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 0 26px;font-size:11.5px;color:rgba(255,255,255,.32);flex-wrap:wrap}
.footer-bottom a{color:rgba(255,255,255,.42)}
.footer-bottom a:hover{color:#fff}
.footer-links{display:flex;gap:16px;flex-wrap:wrap}

/* ---------- page hero / inner ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--navy);color:#fff;padding:64px 0 58px;isolation:isolate}
.page-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(700px 400px at 82% 0%,rgba(31,94,255,.3),transparent 62%),radial-gradient(500px 360px at 0% 100%,rgba(43,217,254,.14),transparent 60%);z-index:-1}
.page-hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(ellipse at 50% 0%,#000,transparent 75%);z-index:-1}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:12px;color:rgba(255,255,255,.5);flex-wrap:wrap}
.breadcrumb a{color:rgba(255,255,255,.6)}
.breadcrumb a:hover{color:var(--cyan)}
.breadcrumb span{color:rgba(255,255,255,.3)}
.page-hero h1{font-size:clamp(32px,4.2vw,52px);line-height:1.12;letter-spacing:-.04em;margin:20px 0 16px;font-weight:800}
.page-hero .lead{color:rgba(255,255,255,.68);max-width:760px;font-size:16px}
.page-hero .hero-actions{margin-top:28px}
.page-hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:50px;align-items:end}
.page-hero-stat{display:flex;gap:12px;justify-content:flex-end;flex-wrap:wrap}
.page-hero-stat .stat{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.13);border-radius:14px;padding:18px 20px;min-width:130px}
.page-hero-stat .stat b{display:block;font-size:28px;line-height:1.1;letter-spacing:-.03em;color:#fff}
.page-hero-stat .stat span{display:block;font-size:10.5px;color:rgba(255,255,255,.48);margin-top:5px}

.page-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:48px;align-items:start}
.page-main{min-width:0}
.sidebar{position:sticky;top:104px;display:grid;gap:16px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:var(--shadow-sm)}
.side-card.dark{background:linear-gradient(160deg,#0b1f3a,#0d2b52);color:#fff;border-color:rgba(43,217,254,.22)}
.side-card.dark p{color:rgba(255,255,255,.62)}
.side-card h3{font-size:15px;margin-bottom:8px;letter-spacing:-.01em}
.side-card p{font-size:12.5px;color:var(--muted);line-height:1.7}
.side-card .btn{margin-top:14px}
.side-list{display:grid;gap:3px;margin-top:10px}
.side-list a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 10px;border-radius:8px;font-size:12.5px;color:#475467}
.side-list a:hover{background:#f4f7ff;color:var(--blue)}
.side-list a.active{background:#eef4ff;color:var(--blue);font-weight:700}
.side-contact{display:grid;gap:9px;margin-top:12px}
.side-contact a{display:flex;align-items:center;gap:8px;font-size:12.5px;color:#475467}
.side-contact svg{color:var(--blue);flex:none}

/* ---------- AI-GEO service page blocks ---------- */
.ai-platform-panel{background:#f7f9fd;border:1px solid var(--line);border-radius:18px;padding:24px;margin:24px 0}
.ai-platform-head{margin-bottom:16px}
.ai-platform-head h3{font-size:19px;margin:6px 0 5px;color:var(--ink)}
.ai-platform-head p{font-size:13px;color:var(--muted);line-height:1.7;margin:0}
.platform-icon-grid.light .platform-icon{background:#fff;border-color:var(--line)}
.platform-icon-grid.light .platform-icon:hover{border-color:#c9d7f5;background:#fff;box-shadow:var(--shadow-sm)}
.platform-icon-grid.light .platform-icon span{color:#667085}
.principles-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:22px 0}
.principle-card{background:#fff;border:1px solid var(--line);border-top:3px solid var(--cyan);border-radius:14px;padding:20px}
.principle-card .p-ico{width:36px;height:36px;border-radius:10px;background:#eef8fb;color:#0e8fa8;display:grid;place-items:center;margin-bottom:12px}
.principle-card h3{font-size:16px;margin:0 0 7px;color:var(--ink)}
.principle-card p{font-size:12.5px;color:var(--muted);line-height:1.7;margin:0}
.principle-card .cred{display:block;margin-top:10px;font-size:11px;color:var(--blue);font-weight:600}
.eeatt-panel{background:linear-gradient(135deg,#071426,#0d2b52);border-radius:20px;padding:32px;color:#fff;margin:22px 0;position:relative;overflow:hidden}
.eeatt-panel::before{content:"";position:absolute;inset:0;background:radial-gradient(500px 260px at 100% 0%,rgba(43,217,254,.18),transparent 60%);pointer-events:none}
.eeatt-head{position:relative;margin-bottom:20px}
.eeatt-head h3{font-size:22px;color:#fff;margin:6px 0 6px}
.eeatt-head p{font-size:13px;color:rgba(255,255,255,.65);margin:0}
.eeatt-grid{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:10px}
.eeatt-item{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.13);border-radius:12px;padding:16px 13px}
.eeatt-item .no{font-family:var(--mono);font-size:10px;color:var(--cyan);font-weight:700;letter-spacing:.08em}
.eeatt-item .en{font-size:8.5px;letter-spacing:.12em;color:rgba(255,255,255,.42);margin:3px 0 5px}
.eeatt-item h4{font-size:15px;color:#fff;margin:0 0 6px}
.eeatt-item p{font-size:11.5px;line-height:1.65;color:rgba(255,255,255,.72);margin:0}
.matrix-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:20px 0}
.matrix-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px}
.matrix-card .n{font-family:var(--mono);font-size:10px;color:var(--blue);letter-spacing:.06em}
.matrix-card h4{font-size:16px;margin:7px 0 6px;color:var(--ink)}
.matrix-card p{font-size:12.5px;color:var(--muted);line-height:1.7;margin:0 0 8px}
.matrix-card ul{display:grid;gap:4px;margin:0}
.matrix-card li{font-size:11.5px;color:#475467;list-style:none;padding-left:12px;position:relative}
.matrix-card li::before{content:"";position:absolute;left:0;top:7px;width:4px;height:4px;border-radius:50%;background:var(--cyan)}
.why-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:20px 0}
.why-card{display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px}
.why-card .num{font-family:var(--mono);font-size:28px;font-weight:800;color:transparent;-webkit-text-stroke:1.2px var(--cyan);line-height:1;flex:none;min-width:48px}
.why-card h3{font-size:15.5px;color:var(--ink);margin:0 0 4px}
.why-card .sub{font-size:11.5px;color:var(--blue);font-weight:600;margin:0 0 5px}
.why-card p{font-size:12px;color:var(--muted);line-height:1.65;margin:0}
.why-tags{display:flex;flex-wrap:wrap;gap:5px;margin-top:9px}
.why-tags span{font-size:9.5px;color:#475467;background:#f2f6ff;border-radius:4px;padding:2px 6px}
.capability-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:20px 0}
.cap-card{background:#f8fafd;border:1px solid var(--line);border-radius:12px;padding:18px}
.cap-card .n{font-family:var(--mono);font-size:10px;color:var(--cyan);font-weight:700;letter-spacing:.06em}
.cap-card h4{font-size:15px;margin:6px 0 5px;color:var(--ink)}
.cap-card p{font-size:12px;color:var(--muted);line-height:1.65;margin:0}
.cap-tags{display:flex;flex-wrap:wrap;gap:4px;margin-top:10px}
.cap-tags span{font-size:9.5px;color:#475467;background:#fff;border:1px solid var(--line);border-radius:4px;padding:2px 6px}
.coop-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:20px 0}
.coop-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;display:flex;flex-direction:column}
.coop-card .n{font-family:var(--mono);font-size:11px;color:var(--blue);font-weight:700}
.coop-card h4{font-size:17px;margin:6px 0 6px;color:var(--ink)}
.coop-card p{font-size:12.5px;color:var(--muted);line-height:1.7;margin:0 0 12px}
.coop-card .link-arrow{margin-top:auto;font-size:12px}

/* prose */
.prose{font-size:15.5px;line-height:1.95;color:#344054}
.prose>*:first-child{margin-top:0}
.prose h2{font-size:clamp(24px,2.5vw,31px);line-height:1.3;letter-spacing:-.03em;color:var(--ink);margin:48px 0 16px;padding-top:8px;scroll-margin-top:110px}
.prose h2::before{content:"";display:block;width:34px;height:3px;border-radius:2px;background:linear-gradient(90deg,var(--blue),var(--cyan));margin-bottom:14px}
.prose h3{font-size:19px;line-height:1.45;letter-spacing:-.015em;color:var(--ink);margin:32px 0 11px;scroll-margin-top:110px}
.prose h4{font-size:16px;margin:24px 0 8px;color:var(--ink)}
.prose p{margin:0 0 17px}
.prose a{color:var(--blue);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.prose a:hover{color:#0d3fd6}
.prose a.btn{text-decoration:none}
.prose a.btn-primary,.prose a.btn-ghost{color:#fff}
.prose a.btn-cyan{color:#04101f}
.prose a.btn-outline{color:var(--ink)}
.prose a.mini-card{color:inherit;text-decoration:none}
.prose a.mini-card h4{color:var(--ink)}
.prose strong{color:var(--ink);font-weight:700}
.prose ul,.prose ol{margin:0 0 20px;padding-left:1.2em}
.prose .number-list,.prose .check-list{padding-left:0}
.prose .number-list li{list-style:none;padding-left:58px}
.prose .check-list li{list-style:none;padding-left:0}
.prose ul li{list-style:disc;margin:8px 0;padding-left:.2em}
.prose ol li{list-style:decimal;margin:8px 0;padding-left:.2em}
.prose li::marker{color:var(--blue)}
.prose img{border-radius:14px;margin:24px auto;box-shadow:var(--shadow-sm)}
.prose figure{margin:26px 0}
.prose figcaption{text-align:center;font-size:12px;color:var(--muted-2);margin-top:8px}
.prose blockquote{margin:24px 0;padding:18px 22px;background:#f6f9ff;border-left:3px solid var(--blue);border-radius:0 12px 12px 0;color:#344054;font-size:15px}
.prose table{width:100%;border-collapse:collapse;margin:24px 0;font-size:13.5px;background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.prose th,.prose td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.prose th{background:#f8fafd;font-weight:700;color:var(--ink);font-size:12.5px}
.prose tr:last-child td{border-bottom:0}
.prose hr{border:0;height:1px;background:var(--line);margin:34px 0}
.prose .note{background:#f8fafd;border:1px solid var(--line);border-radius:12px;padding:18px 20px;font-size:13.5px;color:var(--muted);margin:22px 0}
.prose .note b{color:var(--ink)}

/* content blocks */
.content-block{margin:38px 0}
.content-block:first-child{margin-top:0}
.block-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:18px}
.block-head h2{font-size:26px;letter-spacing:-.025em;margin:0}
.block-head .link-arrow{font-size:12.5px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.mini-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px}
.mini-card .n{font-family:var(--mono);font-size:11px;color:var(--blue);letter-spacing:.06em}
.mini-card h4{font-size:15px;margin:8px 0 6px}
.mini-card p{font-size:12.5px;color:var(--muted);line-height:1.7}
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:26px 0}
.stat-box{background:linear-gradient(160deg,#fff,#f7faff);border:1px solid var(--line);border-radius:14px;padding:22px}
.stat-box b{display:block;font-size:32px;line-height:1;letter-spacing:-.04em;color:var(--blue)}
.stat-box span{display:block;font-size:11.5px;color:var(--muted);margin-top:7px}
.check-list{display:grid;gap:10px;margin:18px 0}
.check-list li{display:flex;gap:10px;font-size:14px;line-height:1.75;color:#344054}
.check-list svg{flex:none;margin-top:4px;color:var(--green)}
.number-list{display:grid;gap:0;counter-reset:n;margin:20px 0}
.number-list li{position:relative;padding:18px 0 18px 58px;border-bottom:1px solid var(--line);counter-increment:n}
.number-list li:last-child{border-bottom:0}
.number-list li::before{content:"0" counter(n);position:absolute;left:0;top:18px;font-family:var(--mono);font-size:12px;font-weight:700;color:var(--blue);background:#eef4ff;border-radius:7px;padding:5px 8px}
.number-list h4{font-size:15.5px;margin-bottom:5px}
.number-list p{font-size:13px;color:var(--muted);line-height:1.75}

.quote-card{position:relative;background:linear-gradient(160deg,#071426,#0d2b52);color:#fff;border-radius:18px;padding:28px;margin:26px 0;overflow:hidden}
.quote-card::before{content:"“";position:absolute;right:18px;top:-16px;font-size:120px;line-height:1;color:rgba(43,217,254,.12);font-family:Georgia,serif}
.quote-card p{font-size:15px;line-height:1.9;color:rgba(255,255,255,.82);margin:0}
.quote-card small{display:block;margin-top:12px;font-size:11.5px;color:rgba(255,255,255,.45)}
.quote-card .q-mark{width:30px;height:30px;border-radius:8px;background:rgba(43,217,254,.12);color:var(--cyan);display:grid;place-items:center;margin-bottom:14px}

/* article */
.article-head{padding-bottom:26px;border-bottom:1px solid var(--line);margin-bottom:30px}
.article-head h1{font-size:clamp(26px,3.4vw,40px);line-height:1.25;letter-spacing:-.03em;margin-bottom:16px}
.article-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:12px;color:var(--muted-2)}
.article-meta .cat{color:var(--blue);font-weight:700}
.article-cover{border-radius:16px;overflow:hidden;margin:0 0 30px;background:#eef2f8}
.article-cover img{width:100%;max-height:460px;object-fit:cover}
.article-body{font-size:15.5px;line-height:1.95;color:#344054}
.article-body img{margin:24px auto;border-radius:12px}
.article-body p{margin:0 0 17px}
.article-body h2,.article-body h3{color:var(--ink);margin:30px 0 12px;line-height:1.4}
.article-body h2{font-size:24px}
.article-body h3{font-size:18px}
.article-body a{color:var(--blue)}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:13px}
.article-body th,.article-body td{border:1px solid var(--line);padding:9px 12px}
.article-foot{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:40px;padding-top:22px;border-top:1px solid var(--line);flex-wrap:wrap}
.article-tags{display:flex;gap:7px;flex-wrap:wrap}
.article-tags span,.article-tags a{font-size:11px;color:#667085;background:#f2f4f7;border-radius:5px;padding:4px 8px}
.article-nav{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:26px}
.article-nav a{display:block;padding:16px;border:1px solid var(--line);border-radius:12px;font-size:12.5px;color:#475467;line-height:1.5;transition:all .2s}
.article-nav a:hover{border-color:#c9d7f5;background:#f8fbff;color:var(--blue)}
.article-nav small{display:block;font-size:10px;color:var(--muted-2);margin-bottom:4px;letter-spacing:.08em}

/* news list */
.filter-bar{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:26px;flex-wrap:wrap}
.filter-tabs{display:flex;gap:6px;flex-wrap:wrap}
.filter-tab{padding:8px 14px;border-radius:999px;font-size:12.5px;font-weight:600;color:#667085;border:1px solid var(--line);background:#fff}
.filter-tab.active,.filter-tab:hover{background:var(--navy);color:#fff;border-color:var(--navy)}
.list-count{font-size:12px;color:var(--muted-2)}
.news-list{display:grid;gap:0;border-top:1px solid var(--line)}
.news-row{display:grid;grid-template-columns:170px 1fr auto;gap:24px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line);transition:background .2s}
.news-row:hover{background:#fafcff}
.news-row .thumb{width:170px;aspect-ratio:16/10;border-radius:10px;overflow:hidden;background:#eef2f8}
.news-row .thumb img{width:100%;height:100%;object-fit:cover}
.news-row h3{font-size:16px;line-height:1.5;margin-bottom:7px}
.news-row p{font-size:12.5px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-row .date{font-family:var(--mono);font-size:11px;color:var(--muted-2);white-space:nowrap}
.news-row .cat{display:inline-block;font-size:10.5px;color:var(--blue);font-weight:700;margin-bottom:6px}

/* case detail */
.case-hero-img{border-radius:20px;overflow:hidden;background:#e9eef7;aspect-ratio:16/9;margin-bottom:34px}
.case-hero-img img{width:100%;height:100%;object-fit:cover}
.case-meta-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:22px 0}
.case-meta-grid .m{background:#f8fafd;border:1px solid var(--line);border-radius:12px;padding:16px}
.case-meta-grid .m small{display:block;font-size:10px;letter-spacing:.1em;color:var(--muted-2);text-transform:uppercase;margin-bottom:5px}
.case-meta-grid .m b{font-size:13.5px}

/* about */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.about-media{position:relative;border-radius:22px;overflow:hidden;background:linear-gradient(160deg,#0b1f3a,#123a6b);min-height:380px;padding:34px;color:#fff}
.about-media .am-grid{position:absolute;inset:0;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:40px 40px;mask-image:radial-gradient(ellipse at 50% 50%,#000,transparent 80%)}
.about-media .am-content{position:relative;display:flex;flex-direction:column;justify-content:space-between;height:100%;min-height:310px}
.about-media .am-big{font-size:clamp(52px,7vw,88px);font-weight:800;letter-spacing:-.06em;line-height:.95;background:linear-gradient(100deg,#7ef0ff,#5b9bff);-webkit-background-clip:text;background-clip:text;color:transparent}
.about-media .am-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}
.about-media .am-tags span{font-size:10.5px;border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:5px 9px;color:rgba(255,255,255,.7)}
.timeline{position:relative;margin-top:34px;padding-left:26px}
.timeline::before{content:"";position:absolute;left:5px;top:6px;bottom:6px;width:1px;background:linear-gradient(var(--blue),var(--cyan),transparent)}
.timeline-item{position:relative;padding-bottom:28px}
.timeline-item:last-child{padding-bottom:0}
.timeline-item::before{content:"";position:absolute;left:-26px;top:6px;width:11px;height:11px;border-radius:50%;background:#fff;border:2px solid var(--blue);box-shadow:0 0 0 4px #eef4ff}
.timeline-item .year{font-family:var(--mono);font-size:11px;font-weight:700;color:var(--blue);letter-spacing:.06em}
.timeline-item h3{font-size:16px;margin:5px 0 5px}
.timeline-item p{font-size:13px;color:var(--muted);line-height:1.75}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:22px}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px}
.contact-card.dark{background:linear-gradient(160deg,#0b1f3a,#0d2b52);color:#fff;border-color:rgba(43,217,254,.2)}
.contact-card.dark p,.contact-card.dark small{color:rgba(255,255,255,.6)}
.contact-card.dark h3{color:#fff}
.contact-card.dark .contact-item b{color:#fff}
.contact-card h3{font-size:19px;margin-bottom:6px}
.contact-items{display:grid;gap:18px;margin-top:20px}
.contact-item{display:flex;gap:13px;align-items:flex-start}
.contact-item .ci{width:36px;height:36px;border-radius:10px;background:#eef4ff;color:var(--blue);display:grid;place-items:center;flex:none}
.contact-card.dark .contact-item .ci{background:rgba(43,217,254,.12);color:var(--cyan)}
.contact-item small{display:block;font-size:10.5px;letter-spacing:.08em;color:var(--muted-2);text-transform:uppercase;margin-bottom:2px}
.contact-item b{font-size:15px;font-weight:700;line-height:1.5}
.contact-item a{color:inherit}
.map-box{position:relative;border-radius:18px;overflow:hidden;min-height:300px;background:linear-gradient(160deg,#0a1c35,#102f5e);border:1px solid rgba(255,255,255,.1);display:flex;align-items:flex-end;padding:24px}
.map-box .map-grid{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:38px 38px;transform:rotate(-8deg) scale(1.2);opacity:.7}
.map-box .pin{position:absolute;left:52%;top:38%;width:18px;height:18px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 8px rgba(43,217,254,.15),0 0 0 18px rgba(43,217,254,.06)}
.map-box .map-info{position:relative;background:rgba(4,16,31,.72);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:14px 16px;color:#fff;width:100%}
.map-box .map-info b{display:block;font-size:13.5px;margin-bottom:3px}
.map-box .map-info span{font-size:11.5px;color:rgba(255,255,255,.55)}
.map-box a{position:absolute;right:18px;top:18px;z-index:2;font-size:11px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);color:#fff;border-radius:8px;padding:6px 10px}

/* 404 */
.error-page{min-height:62vh;display:grid;place-items:center;text-align:center;padding:80px 0}
.error-code{font-size:clamp(90px,14vw,180px);line-height:.9;font-weight:800;letter-spacing:-.08em;background:linear-gradient(120deg,#1f5eff,#2bd9fe);-webkit-background-clip:text;background-clip:text;color:transparent}
.error-page h1{font-size:28px;margin:20px 0 10px}
.error-page p{color:var(--muted);margin-bottom:24px}

/* sitemap page */
.sitemap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.sitemap-col{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px}
.sitemap-col h2{font-size:16px;margin-bottom:12px}
.sitemap-col a{display:block;padding:6px 0;font-size:12.5px;color:#475467;border-bottom:1px dashed #eef1f6}
.sitemap-col a:last-child{border-bottom:0}
.sitemap-col a:hover{color:var(--blue)}

/* reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}
.reveal-d1{transition-delay:.08s}.reveal-d2{transition-delay:.16s}.reveal-d3{transition-delay:.24s}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .nav-link{padding:10px 5px;font-size:12.5px}
  .header-phone{display:none}
  .hero-grid{gap:40px}
  .pillar-grid{grid-template-columns:repeat(2,1fr)}
  .process{grid-template-columns:repeat(4,1fr)}
  .process-step:nth-child(4)::after{display:none}
  .case-grid{grid-template-columns:repeat(4,1fr)}
  .client-wall{grid-template-columns:repeat(4,1fr)}
  .footer-top{grid-template-columns:1.3fr 1fr 1fr 1.2fr}
  .footer-col:nth-child(4){display:none}
}
@media (max-width:1024px){
  .nav{display:none}
  .nav-toggle{display:flex}
  .header-cta .btn{display:none}
  .hero{padding:70px 0 44px}
  .hero-grid{grid-template-columns:1fr;gap:52px}
  .hero-visual{max-width:620px;margin-inline:auto;width:100%;min-height:auto}
  .ai-card{transform:none}
  .chip-1{left:-8px;top:-16px}.chip-2{right:-6px;bottom:-14px}
  .hero-trust{max-width:none}
  .page-layout{grid-template-columns:1fr;gap:32px}
  .sidebar{position:static;grid-template-columns:repeat(2,1fr)}
  .sidebar .side-card:first-child{grid-column:span 2}
  .page-hero-grid{grid-template-columns:1fr;gap:28px}
  .page-hero-stat{justify-content:flex-start}
  .page-hero-aside{justify-self:stretch;max-width:none}
  .cta-inner{grid-template-columns:1fr;gap:30px}
  .faq-grid{grid-template-columns:1fr;gap:30px}
  .faq-side{position:static}
  .about-grid{grid-template-columns:1fr;gap:28px}
  .contact-grid{grid-template-columns:1fr}
  .sitemap-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  .container{width:calc(100% - 36px)}
  .section{padding:70px 0}
  .section-head-row{flex-direction:column;align-items:flex-start;gap:18px}
  .shift-grid,.service-grid,.news-grid,.grid-3{grid-template-columns:1fr 1fr}
  .case-grid{grid-template-columns:repeat(3,1fr)}
  .client-wall{grid-template-columns:repeat(3,1fr)}
  .platform-panel{grid-template-columns:1fr;gap:22px}
  .platform-panels{padding:22px}
  .process{grid-template-columns:repeat(2,1fr)}
  .process-step:nth-child(2n)::after{display:none}
  .proof-grid{grid-template-columns:1fr 1fr;gap:22px}
  .proof-item{border-left:0;padding-left:0}
  .proof-big{grid-column:span 2}
  .compare-table{overflow-x:auto}
  .compare-table table{min-width:620px}
  .news-row{grid-template-columns:130px 1fr}
  .news-row .date{display:none}
  .news-row .thumb{width:130px}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px}
  .footer-col:nth-child(4){display:block}
  .footer-brand{grid-column:span 2}
  .topbar-left .hide-sm{display:none}
  .grid-2{grid-template-columns:1fr}
  .principles-grid{grid-template-columns:1fr 1fr}
  .eeatt-grid{grid-template-columns:1fr 1fr}
  .matrix-grid,.capability-grid{grid-template-columns:1fr 1fr}
  .why-grid{grid-template-columns:1fr}
  .coop-grid{grid-template-columns:1fr}
  .article-nav{grid-template-columns:1fr}
  .sidebar{grid-template-columns:1fr}
  .sidebar .side-card:first-child{grid-column:auto}
  .stat-grid{grid-template-columns:1fr 1fr}
  .principles-grid{grid-template-columns:1fr}
  .eeatt-grid{grid-template-columns:1fr}
  .matrix-grid,.capability-grid{grid-template-columns:1fr}
  .eeatt-panel{padding:22px}
  .case-meta-grid{grid-template-columns:1fr}
  .about-media{min-height:320px}
  .sitemap-grid{grid-template-columns:1fr}
}
@media (max-width:640px){
  body{font-size:15px}
  .container{width:calc(100% - 28px)}
  .topbar-inner{min-height:34px}
  .topbar-left{font-size:11px;gap:10px}
  .topbar-right .top-link{display:none}
  .header-inner{min-height:66px}
  .brand img{width:150px}
  .hero{padding:56px 0 38px}
  .hero h1{font-size:40px;letter-spacing:-.045em}
  .hero .lead{font-size:14.5px}
  .hero-actions .btn{width:100%}
  .hero-trust{grid-template-columns:1fr 1fr;gap:16px;margin-top:34px;padding-top:22px}
  .hero-trust b{font-size:22px}
  .hero-visual{min-height:auto}
  .ai-card{padding:13px;border-radius:18px}
  .ai-query{font-size:11.5px;padding:10px}
  .ai-answer{padding:14px}
  .ai-answer p{font-size:12px}
  .ai-points li{font-size:11px}
  .float-chip{font-size:10.5px;padding:8px 10px}
  .chip-1{top:-36px;left:-4px}.chip-2{bottom:-34px;right:-2px}
  .hero-platforms{margin-top:30px}
  .platform-icon-grid{grid-template-columns:repeat(4,1fr);gap:6px}
  .platform-icon{padding:7px 3px 6px}
  .platform-icon img{width:32px;height:32px;padding:4px}
  .hero-aside{padding:16px}
  .hero-ai-item img{width:42px;height:42px;padding:5px}
  .hero-ai-grid.cols-3 .hero-ai-item img{width:52px;height:52px;padding:6px}
  .ai-aside .hero-ai-grid.cols-4 .hero-ai-item img{width:46px;height:46px;padding:5px}
  .platform-icon span{font-size:8.5px}
  .client-strip-inner{flex-direction:column;align-items:flex-start;gap:14px}
  .client-grid{width:100%;display:grid;grid-template-columns:1fr 1fr;gap:10px 16px}
  .client-grid span{font-size:13px}
  .section{padding:56px 0}
  .section-head{margin-bottom:30px}
  .h2{font-size:29px}
  .shift-grid,.service-grid,.news-grid,.grid-3,.news-grid,.pillar-grid,.process,.case-grid,.client-wall{grid-template-columns:1fr}
  .case-grid{grid-template-columns:1fr 1fr;gap:8px}
  .client-wall{grid-template-columns:1fr 1fr}
  .case-info{padding:10px}
  .case-info h3{font-size:12.5px}
  .case-info p{display:none}
  .compare-bar{grid-template-columns:1fr;gap:8px;padding:16px}
  .compare-arrow{display:none}
  .proof-grid{grid-template-columns:1fr 1fr}
  .proof-big{grid-column:span 2}
  .page-hero{padding:44px 0 40px}
  .page-hero h1{font-size:30px}
  .breadcrumb{font-size:11px}
  .page-hero-stat .stat{min-width:calc(50% - 6px);flex:1}
  .prose{font-size:14.5px}
  .mobile-only{display:inline}
  .prose .number-list li{padding-left:52px}
  .number-list li::before{font-size:11px;padding:4px 7px}
  .prose h2{font-size:23px}
  .news-row{grid-template-columns:1fr;gap:12px}
  .news-row .thumb{width:100%;aspect-ratio:16/8}
  .news-row .date{display:block}
  .article-head h1{font-size:26px}
  .article-body{font-size:14.5px}
  .cta{padding:56px 0}
  .cta-actions .btn{width:100%}
  .footer{padding-top:44px}
  .footer-top{grid-template-columns:1fr 1fr;gap:24px}
  .footer-brand{grid-column:span 2}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .stat-grid{grid-template-columns:1fr}
  .about-media{min-height:280px;padding:24px}
  .about-media .am-content{min-height:230px}
  .map-box{min-height:240px}
}

/* nav drawer (mobile) */
@media (max-width:1024px){
  .nav.open .nav-close{display:grid;place-items:center;position:absolute;top:18px;right:18px;width:38px;height:38px;border-radius:10px;border:1px solid var(--line);color:var(--ink);z-index:2}
  .nav.open .nav-mobile-cta{display:grid;gap:10px;margin-top:22px}
  .nav.open{display:flex;position:fixed;top:0;right:0;bottom:0;width:min(86vw,380px);background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:82px 20px 30px;z-index:80;box-shadow:-30px 0 80px -30px rgba(0,0,0,.4);overflow-y:auto}
  .nav.open .nav-item{border-bottom:1px solid var(--line)}
  .nav.open .nav-link{padding:14px 4px;font-size:15px;justify-content:space-between;border-radius:0}
  .nav.open .nav-item.active>.nav-link::after{display:none}
  .nav.open .dropdown{position:static;transform:none;opacity:1;visibility:visible;box-shadow:none;border:0;padding:0 0 10px 12px;min-width:0;display:none}
  .nav.open .nav-item.open .dropdown{display:block}
  .nav.open .nav-item:hover .dropdown{display:none}
  .nav.open .nav-item.open:hover .dropdown{display:block}
  .nav.open .dropdown a{padding:8px 10px}
  .nav-backdrop{position:fixed;inset:0;background:rgba(5,15,31,.5);backdrop-filter:blur(2px);z-index:70;opacity:0;visibility:hidden;transition:all .3s}
  .nav-backdrop.show{opacity:1;visibility:visible}
}
/* EEATT dark-panel overrides (must come after .prose rules) */
.prose .eeatt-panel .eeatt-head h3{color:#fff;font-size:22px;margin:6px 0}
.prose .eeatt-panel .eeatt-head p{color:rgba(255,255,255,.65);font-size:13px;line-height:1.7;margin:0}
.prose .eeatt-panel .eeatt-item h4{color:#fff;font-size:15px;margin:0 0 6px}
.prose .eeatt-panel .eeatt-item p{color:rgba(255,255,255,.72);font-size:11.5px;line-height:1.65;margin:0}
.prose .eeatt-panel .eeatt-item .en{color:rgba(255,255,255,.42)}
/* B2AI two-column comparison */
.b2ai-table td:first-child{width:50%;color:var(--muted);font-weight:400;background:#fff}
.b2ai-table td:nth-child(2){background:#f8fbff;font-weight:600;color:#1e3a8a}
.b2ai-table th:nth-child(2){color:var(--blue)}

/* ==========================================================================
   详情页阅读字号优化：服务页 / 文章页 / 关于 / 联系 / 新闻列表
   ========================================================================== */
.small{font-size:15px}

/* 正文 */
.page-main.prose{font-size:17px}
.page-main.prose > p,
.page-main.prose p{font-size:17px;line-height:1.95}
.page-main.prose > ul > li,
.page-main.prose > ol > li,
.page-main.prose li{font-size:16.5px;line-height:1.85}
.page-main.prose blockquote{font-size:15.5px;line-height:1.9}
.page-main.prose .note{font-size:14.5px;line-height:1.8}

/* 页面内卡片小字 */
.page-main.prose .mini-card h4{font-size:17px}
.page-main.prose .mini-card p{font-size:15px;line-height:1.8}
.page-main.prose .mini-card .n{font-size:12px}
.page-main.prose .matrix-card h4{font-size:16.5px}
.page-main.prose .matrix-card p{font-size:15px;line-height:1.75}
.page-main.prose .matrix-card li{font-size:14px}
.page-main.prose .principle-card h3{font-size:17px}
.page-main.prose .principle-card p{font-size:15px;line-height:1.75}
.page-main.prose .principle-card .cred{font-size:12.5px}
.page-main.prose .why-card h3{font-size:16.5px}
.page-main.prose .why-card .sub{font-size:13.5px}
.page-main.prose .why-card p{font-size:15px;line-height:1.8}
.page-main.prose .why-tags span{font-size:11.5px}
.page-main.prose .cap-card h4{font-size:16px}
.page-main.prose .cap-card p{font-size:15px;line-height:1.75}
.page-main.prose .cap-tags span{font-size:11.5px}
.page-main.prose .coop-card h4{font-size:17px}
.page-main.prose .coop-card p{font-size:15px;line-height:1.8}
.page-main.prose .eeatt-item h4{font-size:16px}
.page-main.prose .eeatt-item p{font-size:14.5px;line-height:1.7}
.page-main.prose .eeatt-panel .eeatt-head p{font-size:14.5px;line-height:1.7}
.page-main.prose .eeatt-item .en{font-size:10.5px}
.page-main.prose .eeatt-item .no{font-size:10.5px}
.page-main.prose .matrix-card .n{font-size:11px}

/* 编号列表、勾选列表 */
.page-main.prose .number-list h4{font-size:17px}
.page-main.prose .number-list p{font-size:15.5px;line-height:1.8}
.page-main.prose .check-list li{font-size:16.5px;line-height:1.8}

/* 对比表 */
.page-main.prose .compare-table th{font-size:13px}
.page-main.prose .compare-table td{font-size:15.5px;line-height:1.75}

/* 侧栏 */
.sidebar .side-card h3{font-size:16px}
.sidebar .side-card p{font-size:14.5px;line-height:1.8}
.sidebar .side-list a{font-size:14.5px;padding:10px}
.sidebar .side-contact a{font-size:14.5px}

/* FAQ */
.faq-q{font-size:16px}
.faq-a-inner{font-size:15.5px;line-height:1.9}

/* 新闻列表 */
.news-row h3{font-size:17px}
.news-row p{font-size:14.5px;line-height:1.8}
.news-row .cat{font-size:12px}
.news-row .date{font-size:12.5px}
.list-count{font-size:13px}
.filter-tab{font-size:13.5px}

/* 文章详情 */
.article-body{font-size:17px;line-height:2}
.article-body p{font-size:17px;line-height:2}
.article-body li{font-size:16.5px;line-height:1.85}
.article-body table{font-size:15.5px}
.article-meta{font-size:13.5px}
.article-tags span,.article-tags a{font-size:12px}
.article-nav a{font-size:14px;line-height:1.6}
.article-nav small{font-size:11px}
.article-head h1{font-size:clamp(28px,3.5vw,42px)}

/* 关于 / 联系 / 案例详情 */
.timeline-item p{font-size:14.5px}
.contact-item small{font-size:12.5px}
.contact-item b{font-size:16.5px}
.case-meta-grid .m small{font-size:11.5px}
.case-meta-grid .m b{font-size:15.5px}
.case-info p{font-size:12px}
/* GEO 频道首屏 8 大生态面板 */
.geo-hero-visual{display:flex;align-items:center;justify-content:center}
.geo-hero-panel{width:100%;max-width:520px;padding:26px}
.geo-hero-panel .hero-aside-head h3{font-size:23px}
.geo-hero-panel .hero-aside-head p{font-size:12.5px}
.geo-eco-grid{gap:10px}
.geo-eco-grid .hero-ai-item{padding:12px 6px 11px}
.geo-eco-grid .hero-ai-item img{width:64px;height:64px;padding:7px;border-radius:12px}
.geo-eco-grid .hero-ai-item span{font-size:11px}
@media(max-width:640px){
  .geo-hero-panel{padding:18px;max-width:none}
  .geo-hero-panel .hero-aside-head h3{font-size:20px}
  .geo-eco-grid .hero-ai-item{padding:9px 4px 8px}
  .geo-eco-grid .hero-ai-item img{width:48px;height:48px;padding:5px;border-radius:10px}
  .geo-eco-grid .hero-ai-item span{font-size:9.5px}
}
/* 中等字号：hero 说明、统计说明、页内引导 */
.page-hero .lead{font-size:17.5px;line-height:1.85}
.page-hero-stat .stat span{font-size:12.5px;line-height:1.5}
.page-main.prose .stat-box span{font-size:13.5px;line-height:1.65}
.page-main.prose .stat-box b{font-size:34px}
.page-main.prose .quote-card p{font-size:16.5px}
.page-main.prose .quote-card small{font-size:12.5px}
@media(max-width:640px){
  .page-main.prose{font-size:16px}
  .page-main.prose p{font-size:16px}
  .page-main.prose .mini-card p,
  .page-main.prose .matrix-card p,
  .page-main.prose .principle-card p,
  .page-main.prose .why-card p,
  .page-main.prose .cap-card p,
  .page-main.prose .coop-card p{font-size:14.5px}
  .page-main.prose .number-list p{font-size:15px}
  .page-main.prose .check-list li{font-size:15.5px}
  .page-main.prose .stat-box span{font-size:12.5px}
  .page-hero .lead{font-size:16px}
  .page-hero-stat .stat span{font-size:12px}
  .sidebar .side-card p,.sidebar .side-list a,.sidebar .side-contact a{font-size:13.5px}
}

/* 全站小标签 / 卡片说明再提一档，缩小与标题的落差 */
.kicker{font-size:12.5px}
.platform-icon span{font-size:11px}
.hero-ai-item span{font-size:10.5px}
.eeatt-item .no{font-size:10.5px}
.eeatt-item .en{font-size:9.5px}
.eeatt-item h4{font-size:16px}
.eeatt-item p{font-size:13.5px;line-height:1.7}
.principle-card h3{font-size:17px}
.principle-card p{font-size:13.5px;line-height:1.75}
.principle-card .cred{font-size:12px}
.cap-card h4{font-size:16px}
.cap-card p{font-size:13.5px;line-height:1.75}
.cap-tags span{font-size:11.5px}
.process-step h4{font-size:16px}
.process-step p{font-size:14px;line-height:1.75}
@media(max-width:640px){
  .platform-icon span{font-size:9.5px}
  .hero-ai-item span{font-size:9.5px}
  .eeatt-item p{font-size:12px}
  .principle-card p{font-size:13px}
  .cap-card p{font-size:13px}
}

/* ---------- GEO 白皮书封面 ---------- */
.whitepaper-cover{
  position:relative;overflow:hidden;margin:4px 0 28px;padding:34px 36px 30px;border-radius:22px;
  background:linear-gradient(135deg,#071426 0%,#0a2142 55%,#0d315d 100%);
  border:1px solid rgba(43,217,254,.22);
  box-shadow:0 30px 70px -38px rgba(7,20,38,.8);
}
.whitepaper-cover::before{content:"";position:absolute;inset:0;background:radial-gradient(520px 280px at 92% 0%,rgba(43,217,254,.2),transparent 65%);pointer-events:none}
.whitepaper-cover::after{content:"GEO";position:absolute;right:24px;bottom:-34px;font-size:150px;line-height:1;font-weight:800;letter-spacing:-.08em;color:rgba(255,255,255,.035);pointer-events:none}
.wp-top{position:relative;display:flex;justify-content:space-between;gap:12px;font-family:var(--mono);font-size:10.5px;font-weight:700;letter-spacing:.14em;color:var(--cyan);text-transform:uppercase}
.wp-top span:last-child{color:rgba(255,255,255,.36)}
.whitepaper-cover h2{position:relative;color:#fff;font-size:clamp(28px,3.3vw,42px);line-height:1.18;letter-spacing:-.035em;margin:22px 0 14px}
.whitepaper-cover h2 span{background:linear-gradient(92deg,#fff 0%,#a9e9ff 60%,#2bd9fe 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.whitepaper-cover p{position:relative;max-width:600px;margin:0;color:rgba(255,255,255,.66);font-size:14px;line-height:1.8}
.wp-meta{position:relative;display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.wp-meta div{min-width:82px;padding:10px 13px;border:1px solid rgba(255,255,255,.13);border-radius:10px;background:rgba(255,255,255,.055)}
.wp-meta b{display:block;font-size:24px;line-height:1.1;color:#fff;letter-spacing:-.02em}
.wp-meta span{display:block;margin-top:3px;font-size:10.5px;color:rgba(255,255,255,.45)}
.wp-note{position:relative;margin-top:20px;padding-top:14px;border-top:1px solid rgba(255,255,255,.1);font-size:11.5px;color:rgba(255,255,255,.4)}
@media(max-width:640px){
  .whitepaper-cover{padding:24px 20px 22px;border-radius:18px}
  .wp-top{font-size:9px}
  .whitepaper-cover h2{font-size:27px;margin-top:18px}
  .whitepaper-cover p{font-size:13px}
  .wp-meta div{min-width:calc(50% - 5px);flex:1}
  .wp-meta b{font-size:21px}
}

/* ---------- 谷歌独立站：Google 搜索结果预览卡 ---------- */
.serp-card{
  width:100%;overflow:hidden;border-radius:18px;background:#fff;color:#202124;
  border:1px solid rgba(255,255,255,.35);
  box-shadow:0 30px 70px -30px rgba(0,0,0,.65);
  font-family:"Google Sans","PingFang SC","Microsoft YaHei",Arial,sans-serif;
}
.serp-chrome{display:flex;align-items:center;gap:8px;padding:11px 14px;background:#f1f3f4;border-bottom:1px solid #e4e7eb}
.serp-dots{display:flex;gap:4px;flex:none}
.serp-dots i{width:7px;height:7px;border-radius:50%;background:#d0d4d9}
.serp-dots i:nth-child(1){background:#ff5f57}.serp-dots i:nth-child(2){background:#febc2e}.serp-dots i:nth-child(3){background:#28c840}
.serp-url{font-size:9.5px;color:#7a828c;letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.serp-tag{margin-left:auto;font-size:8px;font-weight:700;letter-spacing:.1em;color:#5f6368;border:1px solid #dadce0;border-radius:4px;padding:2px 5px;white-space:nowrap}
.serp-search{display:flex;align-items:center;gap:9px;margin:13px 14px 0;padding:10px 12px;background:#fff;border:1px solid #dadce0;border-radius:999px;box-shadow:0 2px 7px rgba(60,64,67,.08)}
.serp-search img{width:22px;height:22px;object-fit:contain;flex:none;background:#fff;border-radius:50%}
.serp-search span:nth-child(2){min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:11.5px;color:#3c4043}
.serp-mag{margin-left:auto;display:grid;place-items:center;width:20px;height:20px;color:#4285f4;flex:none}
.serp-mag svg{width:14px;height:14px}
.serp-tabs{display:flex;gap:16px;padding:10px 16px 0;border-bottom:1px solid #ebedef;font-size:9.5px;color:#70757a}
.serp-tabs b{position:relative;color:#1a73e8;font-weight:600;padding-bottom:8px}
.serp-tabs b::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:#1a73e8;border-radius:2px}
.serp-tabs span{padding-bottom:8px}
.serp-result{padding:13px 16px 12px;border-bottom:1px solid #f0f1f2}
.serp-result-muted{opacity:.55;padding-bottom:12px}
.serp-site{display:flex;align-items:center;gap:7px;margin-bottom:5px}
.serp-fav{width:18px;height:18px;border-radius:50%;background:#1f5eff;color:#fff;display:grid;place-items:center;font-size:8px;font-weight:800;flex:none}
.serp-fav.alt{background:#9aa0a6}
.serp-site div{min-width:0}
.serp-site b{display:block;font-size:9px;line-height:1.25;color:#202124}
.serp-site small{display:block;font-size:8.5px;color:#5f6368;line-height:1.25;margin-top:1px}
.serp-badge{margin-left:auto;font-size:7.5px;color:#137333;background:#e6f4ea;border-radius:3px;padding:2px 4px;flex:none}
.serp-result h4{font-size:13px;line-height:1.4;font-weight:500;color:#1a0dab;margin:0 0 3px;letter-spacing:0}
.serp-result p{font-size:10px;line-height:1.55;color:#4d5156;margin:0}
.serp-sitelinks{display:flex;flex-wrap:wrap;gap:8px;margin-top:7px}
.serp-sitelinks span{font-size:8.5px;color:#1a73e8}
.serp-foot{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#f1f3f4}
.serp-foot div{background:#f8f9fa;padding:9px 10px}
.serp-foot b{display:block;font-size:8.5px;color:#3c4043;margin-bottom:2px}
.serp-foot span{display:block;font-size:8px;line-height:1.4;color:#70757a}
.serp-note{padding:7px 12px;background:#fff;font-size:8px;color:#9aa0a6;text-align:center;letter-spacing:.02em}
@media(max-width:640px){
  .serp-card{border-radius:16px}
  .serp-chrome{padding:9px 12px}
  .serp-search{margin:11px 12px 0;padding:9px 10px}
  .serp-tabs{padding:9px 13px 0;gap:13px}
  .serp-result{padding:12px 13px 11px}
  .serp-result-muted{display:none}
  .serp-result h4{font-size:12px}
  .serp-result p{font-size:9.5px}
  .serp-foot{grid-template-columns:1fr 1fr}
  .serp-foot div:last-child{grid-column:span 2}
}