/* Сайт CIESE. Ті самі токени, що й у вітрини DataStat (web/templates/login.html),
   щоб компанія і продукт виглядали однією родиною. */
:root{
  --page:#ffffff;--soft:#f5f5f7;--dark:#101114;
  --ink:#1d1d1f;--muted:#6e6e73;--inverse:#f5f5f7;
  --accent:#0071e3;--accent-hover:#0077ed;--accent-active:#006edb;--accent-soft:rgba(0,113,227,.08);
  --line:rgba(0,0,0,.08);--line-strong:rgba(0,0,0,.14);
  --r:18px;--shadow-hover:0 10px 30px rgba(0,0,0,.08);
  --f:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text",Inter,"Segoe UI",Roboto,sans-serif;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;background:var(--page);color:var(--ink);font-family:var(--f);font-size:17px;line-height:1.47;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;letter-spacing:-.011em}
a{color:inherit}
img{max-width:100%;height:auto;display:block}
.c{max-width:1120px;margin:0 auto;padding:0 22px}

.nav{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.78);backdrop-filter:saturate(180%) blur(18px);
  -webkit-backdrop-filter:saturate(180%) blur(18px);border-bottom:1px solid var(--line)}
.nav .c{display:flex;align-items:center;gap:28px;height:56px}
.brand{display:flex;align-items:center;gap:9px;font-weight:600;font-size:17px;text-decoration:none;letter-spacing:.02em}
.brand svg{width:24px;height:24px}
.nav__links{display:flex;gap:24px;font-size:13.5px}
.nav__links a{text-decoration:none;color:var(--muted);transition:color .2s ease-out}
.nav__links a:hover{color:var(--ink)}
.nav__sp{flex:1}
.lang{display:flex;gap:2px;font-size:12.5px;background:var(--soft);border-radius:980px;padding:3px}
.lang a{text-decoration:none;padding:4px 10px;border-radius:980px;color:var(--muted)}
.lang a.on{background:#fff;color:var(--ink);box-shadow:0 1px 2px rgba(0,0,0,.08)}

.btn{display:inline-flex;align-items:center;justify-content:center;font:inherit;font-size:16px;font-weight:500;
  border-radius:980px;padding:12px 24px;border:0;cursor:pointer;text-decoration:none;
  transition:background-color .15s cubic-bezier(.4,0,.2,1)}
.btn--main{background:var(--accent);color:#fff}
.btn--main:hover{background:var(--accent-hover)}
.btn--main:active{background:var(--accent-active)}
.btn--ghost{color:var(--accent)}
.btn--ghost:hover{text-decoration:underline}
.btn:focus-visible,a:focus-visible{outline:3px solid rgba(0,113,227,.35);outline-offset:2px;border-radius:6px}

.hero{padding:110px 0 100px;text-align:center}
.pill{display:inline-flex;background:var(--accent-soft);color:var(--accent);font-size:13px;font-weight:600;padding:6px 12px;border-radius:980px}
h1{font-size:64px;line-height:1.05;letter-spacing:-.04em;font-weight:700;margin:20px auto 0;max-width:15ch;text-wrap:balance}
h1 span{color:var(--muted)}
.lead{font-size:21px;line-height:1.4;color:var(--muted);margin:24px auto 0;max-width:40ch;letter-spacing:-.015em}
.lead b{color:var(--ink);font-weight:600}
.hero__cta{display:flex;gap:10px;justify-content:center;margin-top:34px;flex-wrap:wrap}

section{padding:100px 0}
.soft{background:var(--soft)}
.eyebrow{font-size:15px;font-weight:600;color:var(--accent);margin:0 0 10px}
h2.t{font-size:48px;line-height:1.08;letter-spacing:-.032em;font-weight:700;margin:0;max-width:20ch;text-wrap:balance}
p.t-sub{font-size:21px;line-height:1.38;color:var(--muted);margin:18px 0 0;max-width:46ch;letter-spacing:-.015em}

.product{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:48px;align-items:center;margin-top:48px;
  background:#fff;border-radius:28px;padding:40px;border:1px solid var(--line)}
.product__shot{margin:0;background:var(--soft);border-radius:18px;padding:16px;overflow:hidden}
.product__shot img{width:100%;max-width:520px;margin:0 auto;border-radius:10px}
.product__shot img{transition:transform .2s cubic-bezier(0,0,.2,1)}
.product__shot figcaption{font-size:13px;color:var(--muted);margin-top:8px;text-align:center}
.list{margin:0;padding:0;list-style:none}
.list li{display:flex;gap:10px;padding:10px 0;border-top:1px solid var(--line);font-size:16px;color:var(--muted)}
.list li:first-child{border-top:0;padding-top:0}
.list li b{color:var(--ink);font-weight:600}
.list svg{flex:none;width:18px;height:18px;color:var(--accent);margin-top:3px}
.facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:26px 0 30px}
.fact{border-top:1px solid var(--line-strong);padding-top:12px}
.fact__v{font-size:26px;font-weight:600;letter-spacing:-.03em;line-height:1.1}
.fact__k{font-size:13px;color:var(--muted);margin-top:6px;line-height:1.35}

.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:48px}
.card{background:var(--soft);border-radius:var(--r);padding:28px;transition:box-shadow .2s ease-out}
.ico{width:44px;height:44px;border-radius:12px;background:#fff;color:var(--accent);display:flex;align-items:center;justify-content:center;
  transform-origin:center;transition:transform .2s cubic-bezier(0,0,.2,1)}
.ico svg{width:23px;height:23px}
.card h3{font-size:21px;letter-spacing:-.022em;margin:18px 0 8px;font-weight:600;line-height:1.2}
.card p{margin:0;font-size:15.5px;color:var(--muted);line-height:1.47}

.cta{text-align:center}
.cta h2.t,.cta p.t-sub{margin-left:auto;margin-right:auto}
.mail{display:inline-block;margin-top:26px;font-size:34px;font-weight:600;letter-spacing:-.03em;color:var(--accent);text-decoration:none}
.mail:hover{text-decoration:underline}

.legal{padding:72px 0 100px}
.legal .c{max-width:760px}
.legal h1{font-size:48px;text-align:left;margin:0;max-width:none}
.legal .upd{color:var(--muted);font-size:14px;margin:12px 0 24px}
.legal h2{font-size:22px;letter-spacing:-.02em;margin:36px 0 10px;font-weight:600}
.legal p,.legal li{color:#3a3a3d;font-size:16.5px}
.legal ul{padding-left:20px;margin:8px 0}
.legal li{margin:6px 0}
.legal a{color:var(--accent)}

footer{border-top:1px solid var(--line);padding:28px 0 40px;font-size:13px;color:var(--muted)}
footer .c{display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between}
footer .links{display:flex;flex-wrap:wrap;gap:18px}
footer a{text-decoration:none}
footer a:hover{color:var(--ink);text-decoration:underline}

@media (hover:hover){
  .card:hover{box-shadow:var(--shadow-hover)}
  .card:hover .ico{transform:scale(1.1)}
  .product:hover .product__shot img{transform:scale(1.03)}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important}
  .card:hover .ico,.product:hover .product__shot img{transform:none}
}
@media (max-width:900px){
  .product{grid-template-columns:1fr;padding:24px;gap:28px}
  .cards{grid-template-columns:1fr}
}
@media (max-width:640px){
  body{font-size:16px}
  .c{padding:0 16px}
  .nav__links{display:none}
  .hero{padding:64px 0 56px}
  h1{font-size:40px}
  .lead{font-size:18px}
  section{padding:64px 0}
  h2.t,.legal h1{font-size:32px}
  p.t-sub{font-size:18px}
  .facts{grid-template-columns:1fr;gap:0}
  .fact{display:flex;gap:12px;align-items:baseline;padding:10px 0}
  .fact__v{font-size:22px;min-width:72px}
  .fact__k{margin-top:0}
  .mail{font-size:24px}
  .legal{padding:44px 0 64px}
}