@import url('https://fonts.googleapis.com/css2?family=Google+Sans:wght@400;500;600;700&display=swap');
:root{--bg:#f7f8fb;--surface:#fff;--ink:#101828;--muted:#667085;--line:#e4e7ec;--brand:#635bff;--brand2:#0ea5e9;--dark:#0b1020;--radius:24px;--shadow:0 20px 60px rgba(16,24,40,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:"Google Sans",Arial,sans-serif;line-height:1.7}a{color:inherit;text-decoration:none}.container{width:min(1180px,92%);margin:auto}.topbar{background:var(--dark);color:#d0d5dd;font-size:14px;padding:9px 0}.nav{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.9);backdrop-filter:blur(18px);border-bottom:1px solid rgba(228,231,236,.85)}.nav-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.logo{font-weight:700;font-size:25px;letter-spacing:-1px}.logo span{color:var(--brand)}.links{display:flex;gap:22px;color:#344054;font-size:15px}.links a:hover{color:var(--brand)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:999px;background:var(--dark);color:#fff;font-weight:600}.hero{padding:84px 0 54px;background:radial-gradient(circle at 80% 10%,#e8e7ff,transparent 34%),linear-gradient(180deg,#fff 0,#f7f8fb 100%)}.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:12px;font-weight:700;color:var(--brand)}h1{font-size:clamp(44px,6vw,78px);line-height:1.02;letter-spacing:-.055em;margin:16px 0}.lead{font-size:20px;color:var(--muted);max-width:720px}.hero-card{background:#fff;border:1px solid var(--line);border-radius:32px;padding:18px;box-shadow:var(--shadow)}.hero-art{display:block;width:100%;height:auto;border-radius:22px}.section{padding:72px 0}.section-head{display:flex;justify-content:space-between;gap:24px;align-items:end;margin-bottom:28px}.section h2{font-size:38px;line-height:1.1;letter-spacing:-.035em;margin:0}.muted{color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.card{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:24px;transition:.2s;box-shadow:0 6px 24px rgba(16,24,40,.04)}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.num{font-size:12px;color:var(--brand);font-weight:700}.card h3{font-size:22px;line-height:1.2;margin:10px 0}.card p{color:var(--muted);margin:0}.ad{margin:34px auto;padding:18px;border:1px dashed #98a2b3;border-radius:18px;background:#fbfcff;text-align:center;color:#98a2b3;font-size:12px;letter-spacing:.08em;text-transform:uppercase}.article{padding:54px 0 90px}.article-head{max-width:900px;margin:0 auto 38px}.article h1{font-size:clamp(42px,6vw,68px)}.meta{display:flex;gap:14px;flex-wrap:wrap;color:var(--muted);font-size:14px}.article-layout{display:grid;grid-template-columns:minmax(0,820px) 280px;gap:40px;align-items:start}.prose{background:#fff;border:1px solid var(--line);border-radius:28px;padding:clamp(24px,5vw,56px);box-shadow:0 10px 40px rgba(16,24,40,.05)}.prose h2{font-size:30px;line-height:1.2;margin-top:42px}.prose h3{font-size:22px;margin-top:28px}.prose p,.prose li{font-size:18px}.prose li{margin:8px 0}.toc{position:sticky;top:100px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px}.toc strong{display:block;margin-bottom:10px}.toc a{display:block;color:var(--muted);font-size:14px;padding:5px 0}.sidebar-ad{min-height:280px}.footer{background:var(--dark);color:#cbd5e1;padding:54px 0}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}.footer h3{color:#fff}.search{padding:14px 16px;border:1px solid var(--line);border-radius:14px;width:100%;font:inherit;background:#fff}.filters{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:24px}.tag{padding:8px 12px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:13px;cursor:pointer}.tag.active{background:var(--dark);color:#fff;border-color:var(--dark)}@media(max-width:900px){.hero-grid,.article-layout{grid-template-columns:1fr}.grid{grid-template-columns:repeat(2,1fr)}.links{display:none}.toc{position:static}.footer-grid{grid-template-columns:1fr}}@media(max-width:600px){.grid{grid-template-columns:1fr}.hero{padding-top:52px}.nav-inner{height:66px}.btn{padding:10px 14px}.prose p,.prose li{font-size:17px}}