:root{--bg:#fff;--fg:#1a1d21;--muted:#5c6470;--line:#e6e8eb;--accent:#1c7ed6;--accent-fg:#fff;--card:#f7f8fa;--max:1040px}
@media (prefers-color-scheme:dark){:root{--bg:#0f1216;--fg:#e8eaed;--muted:#9aa3ad;--line:#242a31;--accent:#4dabf7;--accent-fg:#0f1216;--card:#161b21}}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.2;margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(2rem,5vw,3.25rem)}h2{font-size:clamp(1.5rem,3vw,2rem);margin-bottom:1.2em}h3{font-size:1.15rem}
.top{max-width:var(--max);margin:0 auto;padding:18px 16px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.brand{font-weight:700;font-size:1.35rem;color:var(--fg);letter-spacing:-.02em}
.brand .mark{display:inline-block;background:var(--accent);color:var(--accent-fg);border-radius:7px;padding:0 6px;margin-right:2px}
.brand sup{font-size:.55em;font-weight:400;color:var(--muted)}
nav{display:flex;gap:18px;align-items:center;flex-wrap:wrap}nav a{color:var(--fg)}
.cta,.btn{display:inline-block;background:var(--accent);color:var(--accent-fg)!important;padding:9px 16px;border-radius:9px;font-weight:600}
.cta:hover,.btn:hover{text-decoration:none;filter:brightness(1.08)}
.btn.ghost{background:transparent;color:var(--fg)!important;border:1px solid var(--line)}
main>section{max-width:var(--max);margin:0 auto;padding:56px 16px}
.hero{padding-top:64px}
.kicker{color:var(--accent);font-weight:600;margin:0 0 12px;text-transform:uppercase;letter-spacing:.06em;font-size:.85rem}
.lead{font-size:1.2rem;color:var(--muted);max-width:44em;margin:.5em 0 1.5em}
.actions{display:flex;gap:12px;flex-wrap:wrap}.actions.center{justify-content:center;margin:0 0 18px}
.grid{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid.four{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.cases article,.what .grid>div{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px}
.cases article{display:flex;flex-direction:column}
.cases ul{padding-left:1.1em;margin:.6em 0;color:var(--muted)}
.cases li{margin:.3em 0}
.tag{margin:0 0 8px;font-size:.85rem;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.meta{margin-top:auto;padding-top:10px;font-size:.9rem;color:var(--muted)}
.what p{color:var(--muted);margin:0}
.how ol{padding-left:1.2em;max-width:44em}.how li{margin:.7em 0}
.note{color:var(--muted);max-width:44em;border-left:3px solid var(--accent);padding-left:14px}
.contact{text-align:center}.contact .big{font-size:1.4rem;line-height:1.7}
footer{border-top:1px solid var(--line);margin-top:24px;padding:28px 16px;text-align:center;color:var(--muted)}
footer p{margin:.3em 0}.small{font-size:.85rem}
@media (max-width:600px){nav a:not(.cta){display:none}.top{flex-wrap:nowrap}}