:root{
  --ink:#172a48;--text:#52617a;--muted:#8a96a8;
  --accent:#1d5fd2;--accent-d:#164aa8;--accent-soft:#e8f0fc;
  --bg:#ffffff;--soft:#f4f7fb;--line:#e3e9f1;
  --navy:#0e2547;--footer:#0c1c3a;
  --container:1280px;--radius:14px;--radius-s:10px;
  --ease-soft:cubic-bezier(.16,1,.3,1);--ease-expo:cubic-bezier(.77,0,.175,1);
  --shadow:0 22px 50px -28px rgba(16,36,61,.3);--shadow-s:0 12px 28px -16px rgba(16,36,61,.2);
}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{font-family:"Zen Kaku Gothic New",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);background:var(--soft);line-height:1.85;font-size:15px;letter-spacing:.012em;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
em, i, cite{font-style:normal}
.lat{font-family:"Inter",sans-serif;letter-spacing:.02em}
h1, h2, h3{color:var(--ink);font-weight:900;letter-spacing:.012em;line-height:1.34}
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:32px}
.section{padding-block:74px}
.bleed{width:100%}
.shead{text-align:center;margin-bottom:46px}
.shead h2{font-size:clamp(24px,2.7vw,34px)}
.shead.row{display:flex;align-items:center;justify-content:space-between;text-align:left}
/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:15px;padding:15px 28px;border-radius:10px;transition:.3s var(--ease-soft);cursor:pointer;border:1.6px solid transparent;white-space:nowrap}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.more{font-family:"Inter",sans-serif;font-weight:600;font-size:13.5px;color:var(--accent);display:inline-flex;align-items:center;gap:8px;transition:.25s}
.more svg{width:14px;height:14px;stroke:currentColor;transition:.3s}
.more:hover svg{transform:translateX(3px)}
/* fade-up */
.fade-up{opacity:1;transform:none}
html.anim .fade-up{opacity:0}
/* ===== HEADER (bilingual nav) ===== */
.hd{position:fixed;top:0;left:0;width:100%;z-index:100;background:#fff;border-bottom:1px solid transparent;transition:box-shadow .35s,border-color .35s}
/* ===== HERO ===== */
.svc-hero{position:relative;overflow:hidden;min-height:460px;display:flex;align-items:center;padding-top:130px;padding-bottom:64px;background:var(--soft)}
.svc-hero .hero-bg{position:absolute;inset:0;z-index:0}
.svc-hero .hero-bg img{width:100%;height:100%;object-fit:cover;object-position:center}
.svc-hero .hero-bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(244,248,252,.98) 0%,rgba(244,248,252,.92) 26%,rgba(20,45,90,.4) 60%,rgba(12,32,72,.6) 100%)}
.svc-hero .netlines{position:absolute;inset:0;z-index:1;opacity:.5;mix-blend-mode:screen}
.svc-hero .container{position:relative;z-index:3;width:100%}
.crumb-in{display:flex;gap:9px;align-items:center;font-family:"Inter",sans-serif;font-size:12.5px;color:var(--muted);margin-bottom:28px}
.crumb-in a:hover{color:var(--accent)}
.crumb-in .sep{opacity:.6}
.svc-hero-copy{max-width:560px}
.svc-hero h1{font-size:clamp(36px,4.4vw,58px);margin-bottom:42px;line-height:1.2}
.svc-hero p{font-size:15.5px;line-height:1.95;color:#3f5168;max-width:430px;margin-bottom:30px}
.svc-hero-btns{display:flex;gap:13px;flex-wrap:wrap}
/* ===== PROBLEMS ===== */
.prob-cards{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.pcard{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 12px 24px;text-align:center;transition:.3s var(--ease-soft)}
.pcard:hover{transform:translateY(-5px);box-shadow:var(--shadow-s)}
.pcard .pi{margin:0 auto 16px;color:#2d3d5e;display:grid;place-items:center}
.pcard .pi svg{width:52px;height:52px}
.pcard h3{font-size:14px;margin-bottom:10px;line-height:1.4;white-space:nowrap}
.pcard p{font-size:11.5px;color:var(--text);line-height:1.65}
/* ===== SERVICE LINEUP ===== */
.svc-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scard{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.35s var(--ease-soft);display:flex;flex-direction:column}
.scard:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.scard .simg{height:172px;overflow:hidden;background:#0d1830;position:relative}
.scard .simg img{width:100%;height:100%;object-fit:cover}
.scard .sbody{padding:24px 26px 26px;display:flex;flex-direction:column;flex:1}
.scard h3{font-size:18px;margin-bottom:11px}
.scard p{font-size:13px;color:var(--text);line-height:1.8;margin-bottom:18px;flex:1}
/* phone mock for mobile card */
.phone-mock{position:absolute;inset:0;background:linear-gradient(135deg,#e9f0fc,#d7e5fa);display:grid;place-items:center}
.phone-mock .pf{width:84px;height:150px;background:#0d1830;border-radius:16px;border:5px solid #1b2742;padding:8px 6px;display:flex;flex-direction:column;gap:6px;box-shadow:0 18px 40px -20px rgba(13,24,48,.5)}
.phone-mock .pf i{height:7px;border-radius:4px;background:rgba(255,255,255,.12);display:block}
.phone-mock .pf i.b{background:rgba(74,141,255,.5);height:24px}
/* ===== PROCESS ===== */
.flow{position:relative;display:flex;align-items:flex-start;gap:0;background:#fff;border:1px solid var(--line);border-radius:16px;padding:40px 28px 36px}
.flow::before{content:"";position:absolute;left:9%;right:9%;top:60px;border-top:2px dashed #c6d4ea;z-index:0}
.fstep{flex:1;position:relative;z-index:1;padding:0 8px;text-align:center}
.fstep:not(:last-child)::after{content:"›";position:absolute;right:-6px;top:8px;font-size:22px;color:var(--accent);font-family:"Inter",sans-serif;font-weight:700;z-index:2}
.fstep .fn{width:40px;height:40px;border-radius:50%;background:var(--accent);color:#fff;display:grid;place-items:center;margin:0 auto 16px;font-family:"Inter",sans-serif;font-size:14px;font-weight:700;box-shadow:0 6px 14px -6px rgba(29,95,210,.7)}
.fstep h3{font-size:15px;margin-bottom:9px}
.fstep p{font-size:11px;color:var(--text);line-height:1.6}
/* ===== REASONS ===== */
.reason-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.rcard{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 26px;text-align:center;transition:.3s var(--ease-soft)}
.rcard:hover{transform:translateY(-6px);box-shadow:var(--shadow-s)}
.rcard .ri{margin:0 auto 18px;color:#2d3d5e;display:grid;place-items:center}
.rcard .ri svg{width:54px;height:54px}
.rcard h3{font-size:16.5px;margin-bottom:13px;line-height:1.5}
.rcard p{font-size:13px;color:var(--text);line-height:1.8}
/* ===== TECH STACK ===== */
.stack-table{display:flex;flex-direction:column;gap:12px}
.srow{display:grid;grid-template-columns:160px 1fr;gap:14px;align-items:center}
.srow .scat{background:var(--accent);color:#fff;font-weight:700;font-size:13.5px;text-align:center;padding:13px 10px;border-radius:8px}
.srow .schips{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.srow .schips span{background:#fff;border:1px solid var(--line);border-radius:8px;padding:12px 10px;text-align:center;font-family:"Inter",sans-serif;font-size:13.5px;font-weight:500;color:var(--ink);transition:.25s}
.srow .schips span:hover{border-color:var(--accent);color:var(--accent)}
.srow .schips span:empty{border:0;background:transparent;box-shadow:none;pointer-events:none}
/* ===== CASES ===== */
.case-list{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.ccard{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:grid;grid-template-columns:40% 1fr;transition:.35s var(--ease-soft)}
.ccard:hover{box-shadow:var(--shadow);transform:translateY(-5px)}
.ccard .cimg{overflow:hidden}
.ccard .cimg img{width:100%;height:100%;object-fit:cover;min-height:210px}
.ccard .cbody{padding:20px 20px;display:flex;flex-direction:column}
.ccard .ctag{align-self:flex-start;font-size:11px;font-weight:700;color:#fff;background:var(--accent);padding:3px 11px;border-radius:6px;margin-bottom:10px}
.ccard h3{font-size:15.5px;margin-bottom:8px;line-height:1.4}
.ccard h3 small{font-size:11.5px;color:var(--muted);font-weight:500;margin-left:4px}
.ccard .cdesc{font-size:12px;color:var(--text);line-height:1.7;margin-bottom:14px}
.cstats{display:flex;gap:18px;border-top:1px solid var(--line);padding-top:13px;margin-top:auto}
.cstat .csl{font-size:10.5px;color:var(--muted);margin-bottom:3px}
.cstat .csn{font-size:24px;font-weight:900;color:var(--accent);line-height:1}
.cstat .csn .u{font-size:12px;font-weight:700;margin-left:1px}
/* ===== FAQ ===== */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px 24px}
.faq{background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.faq button{width:100%;display:flex;align-items:center;gap:12px;padding:18px 22px;background:none;border:0;cursor:pointer;text-align:left;font-family:inherit}
.faq .q{font-family:"Inter",sans-serif;font-weight:700;color:var(--accent);font-size:15px;flex-shrink:0}
.faq .qt{font-size:14px;font-weight:500;color:var(--ink);flex:1}
.faq .tog{width:24px;height:24px;flex-shrink:0;position:relative}
.faq .tog::before, .faq .tog::after{content:"";position:absolute;background:var(--accent);border-radius:2px;transition:.3s}
.faq .tog::before{left:50%;top:4px;width:2px;height:16px;transform:translateX(-50%)}
.faq .tog::after{top:50%;left:4px;height:2px;width:16px;transform:translateY(-50%)}
.faq.open .tog::before{transform:translateX(-50%) scaleY(0)}
.faq .ans{max-height:0;overflow:hidden;transition:max-height .4s var(--ease-soft)}
.faq .ans p{padding:0 22px 20px 50px;font-size:13px;color:var(--text);line-height:1.85}
/* ===== CTA ===== */
.cta{position:relative;overflow:hidden;color:#fff;background:linear-gradient(115deg,#0c3aa0,#0e2f7e)}
/* ===== FOOTER ===== */
.ft{background:var(--footer);color:rgba(255,255,255,.66);padding-top:72px}
.ft-badges{display:flex;flex-direction:column;gap:14px;align-items:flex-start}
.ft-badges .bd{display:flex;align-items:center;gap:10px;font-size:10.5px;color:rgba(255,255,255,.5);line-height:1.4}
.ft-badges .bm{width:40px;height:40px;border-radius:8px;border:1px solid rgba(255,255,255,.2);display:grid;place-items:center;font-family:"Inter",sans-serif;font-weight:700;font-size:8px;color:#9fc0ff;text-align:center;flex-shrink:0}
/* ===== RESPONSIVE ===== */
@media(max-width:1080px){
  .prob-cards{grid-template-columns:repeat(3,1fr)}
  .pcard h3{white-space:normal}
  .svc-cards{grid-template-columns:1fr 1fr}
  .reason-cards{grid-template-columns:1fr 1fr}
  .flow{flex-wrap:wrap;gap:28px 0;padding:32px 20px}
  .flow::before{display:none}
  .fstep{flex:0 0 33.33%}
  .fstep:not(:last-child)::after{display:none}
  .srow{grid-template-columns:1fr}
  .srow .schips{grid-template-columns:repeat(3,1fr)}
  .case-list{grid-template-columns:1fr}
}
@media(max-width:820px){.section{padding-block:58px}
.svc-hero .hero-bg::after{background:linear-gradient(90deg,rgba(244,248,252,.98) 0%,rgba(244,248,252,.9) 50%,rgba(20,45,90,.4) 100%)}
.ccard{grid-template-columns:1fr}
.ccard .cimg img{min-height:180px}
.faq-grid{grid-template-columns:1fr}}
@media(max-width:560px){.container{padding-inline:20px}
.prob-cards{grid-template-columns:1fr 1fr}
.svc-cards{grid-template-columns:1fr}
.reason-cards{grid-template-columns:1fr}
.fstep{flex:0 0 50%}
.srow .schips{grid-template-columns:repeat(2,1fr)}
.cstats{gap:24px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}
html.anim .fade-up{opacity:1!important;transform:none!important}}