:root{--ink:#0f172a;--body:#3f4754;--muted:#5b6470;--brand:#4f46e5;--brand2:#7c3aed;--bg:#ffffff;--soft:#f6f7f9;--border:#e6e8ee}*{margin:0;padding:0;box-sizing:border-box}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--body);background:var(--bg);line-height:1.6}.wrap{max-width:1120px;margin:0 auto;padding:0 24px}h1,h2,h3{color:var(--ink);line-height:1.2}h1{font-size:52px;letter-spacing:-1.5px;margin-bottom:16px}h2{font-size:32px;letter-spacing:-.5px;margin-bottom:32px}p{font-size:16px}.nav{position:-webkit-sticky;position:sticky;top:0;background:rgba(255,255,255,.9);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);z-index:100}.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}.logo{font-weight:800;font-size:18px;color:var(--ink);text-decoration:none}.nav nav{display:flex;gap:28px}.nav a{color:var(--body);text-decoration:none;font-size:14px;font-weight:600}.nav a:hover{color:var(--ink)}.hero{padding:120px 24px 96px;text-align:center;background:linear-gradient(180deg,#fafaff,#ffffff)}.hero p{max-width:640px;margin:0 auto;font-size:18px;color:var(--muted)}.cta-row{display:flex;gap:12px;justify-content:center;margin:32px 0 16px}.hero-note{font-size:13px!important;color:var(--muted)!important}.btn{display:inline-block;padding:12px 24px;border-radius:10px;font-size:14px;font-weight:700;text-decoration:none;cursor:pointer;border:1px solid transparent;transition:all .15s}.btn.primary{background:var(--brand);color:#fff}.btn.primary:hover{background:#4338ca}.btn.ghost{background:transparent;color:var(--ink);border-color:var(--border)}.btn.ghost:hover{border-color:var(--ink)}section{padding:80px 0}.features{background:var(--soft)}.grid3{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:24px;gap:24px}.card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:28px;text-decoration:none;display:block}.card h3{font-size:17px;margin-bottom:10px}.card p{font-size:14px;color:var(--muted)}.plan .price{font-size:36px;font-weight:800;color:var(--ink);margin:8px 0}.plan .price span{font-size:14px;font-weight:600;color:var(--muted)}.plan.featured{border-color:var(--brand);box-shadow:0 8px 24px rgba(79,70,229,.12)}.plan .btn{width:100%;text-align:center;margin-top:12px}.post:hover{border-color:var(--brand)}.article{max-width:760px;padding:80px 24px}.article-meta{color:var(--muted);margin-bottom:32px}.article h2{font-size:24px}.article .pull,.article h2{margin-top:32px}footer{border-top:1px solid var(--border);padding:32px 0}footer .wrap{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--muted)}footer nav{display:flex;gap:20px}footer a{color:var(--muted);text-decoration:none}footer a:hover{color:var(--ink)}@media (max-width:860px){h1{font-size:36px}.grid3{grid-template-columns:1fr}.nav nav{display:none}}