:root{--ink:#18212f;--muted:#667085;--brand:#5b5ce2;--soft:#f5f6fb;--line:#e7e9f2;--success:#14804a;--danger:#bd3b4b}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:#fbfbfd;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}.shell{max-width:1120px;margin:0 auto;padding:0 20px}.site-header{border-bottom:1px solid var(--line);background:rgba(255,255,255,.9);position:-webkit-sticky;position:sticky;top:0;z-index:10;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.nav{min-height:68px;display:flex;justify-content:space-between;align-items:center;gap:20px}.brand{font-weight:800;letter-spacing:-.03em}.nav-links{display:flex;gap:18px;color:var(--muted);font-size:14px}.hero{padding:76px 0 50px;display:grid;grid-template-columns:1.15fr .85fr;grid-gap:44px;gap:44px;align-items:center}.hero h1{font-size:clamp(40px,6vw,70px);line-height:1.03;letter-spacing:-.06em;margin:14px 0 20px}.hero p{color:var(--muted);line-height:1.8;font-size:17px;max-width:620px}.eyebrow{color:var(--brand);text-transform:uppercase;letter-spacing:.12em;font-size:12px;font-weight:800}.hero-card,.panel,.product-card,.step-card{border:1px solid var(--line);border-radius:24px;background:white;box-shadow:0 18px 60px rgba(44,53,84,.08)}.hero-card{padding:28px;background:linear-gradient(145deg,#f1f0ff,#fff)}.hero-card strong{display:block;font-size:48px;margin:20px 0 8px}.hero-card ul{color:var(--muted);line-height:2;padding-left:20px}.section{padding:34px 0 70px}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:22px}.section-heading h2{margin:0;font-size:30px;letter-spacing:-.04em}.muted{color:var(--muted);line-height:1.7}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:18px;gap:18px}.product-card{display:flex;gap:16px;padding:20px}.product-icon{width:48px;height:48px;border-radius:16px;display:grid;place-items:center;background:#ebeaff;color:var(--brand);font-weight:900;flex:0 0 auto}.product-card h3{margin:4px 0 8px}.product-card-body{flex:1 1}.product-card-body .muted{font-size:14px;min-height:48px}.price-row{display:flex;justify-content:space-between;align-items:center;margin:20px 0 14px}.price-row strong{font-size:25px}.price-row span{color:var(--muted);font-size:12px}.button{display:inline-flex;justify-content:center;align-items:center;border:0;border-radius:12px;padding:12px 18px;background:var(--brand);color:white;font-weight:700;cursor:pointer;min-height:44px}.button-secondary{background:var(--soft);color:var(--ink)}.button-disabled{background:#c7cad4;cursor:not-allowed}.compact{min-height:34px;padding:8px 12px;font-size:13px}.form{display:grid;grid-gap:14px;gap:14px}.field{display:grid;grid-gap:7px;gap:7px;color:var(--muted);font-size:14px}.field input,.field textarea{border:1px solid var(--line);border-radius:12px;padding:12px 13px;color:var(--ink);background:white}.field textarea{min-height:120px;resize:vertical}.panel{padding:28px;max-width:720px;margin:42px auto 80px}.panel h1{margin-top:0;letter-spacing:-.04em}.notice{padding:14px 16px;background:#fff7e7;color:#805f15;line-height:1.6}.error,.notice{border-radius:14px}.error{padding:12px 14px;background:#fff0f2;color:var(--danger)}.steps{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:8px;gap:8px;margin-bottom:28px}.step{padding:10px;border-radius:12px;text-align:center;font-size:12px;background:var(--soft);color:var(--muted)}.step.active{background:#ebeaff;color:var(--brand);font-weight:800}.status-badge{display:inline-flex;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:800}.status-badge.success{color:var(--success);background:#e7f7ef}.status-badge.danger{color:var(--danger);background:#fff0f2}.status-badge.pending{color:#7c5f0b;background:#fff7e7}.code-box{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:14px;background:var(--soft);border-radius:14px;word-break:break-all}.steps-list{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:14px;gap:14px}.step-card{padding:20px}.step-card strong{display:block;margin-bottom:8px}.footer{border-top:1px solid var(--line);padding:30px 0 50px;color:var(--muted);font-size:13px}.admin-table{width:100%;border-collapse:collapse;font-size:14px}.admin-table td,.admin-table th{padding:12px 8px;border-bottom:1px solid var(--line);text-align:left}@media (max-width:760px){.hero{padding-top:48px}.hero,.product-grid,.steps-list{grid-template-columns:1fr}.nav-links{gap:10px;font-size:12px}.panel{margin-top:24px;padding:20px}.steps{gap:4px}.step{padding:8px 3px;font-size:11px}}