:root{--bg:#f4f6f8;--panel:#fff;--text:#17212b;--muted:#6b7785;--line:#e4e9ee;--brand:#1459d9;--dark:#101a27}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,Helvetica,sans-serif}a{text-decoration:none;color:inherit}.shell{display:grid;grid-template-columns:250px 1fr;min-height:100vh}.sidebar{background:var(--dark);color:#fff;padding:24px 18px}.logo{font-size:22px;font-weight:800;margin-bottom:30px}.logo span{color:#72a5ff}.nav{display:grid;grid-gap:7px;gap:7px}.nav a{padding:12px 14px;border-radius:10px;color:#cbd4df}.nav a.active,.nav a:hover{background:#21324a;color:white}.main{padding:28px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.title h1{margin:0;font-size:28px}.title p{margin:7px 0 0;color:var(--muted)}.button{border:0;border-radius:10px;padding:11px 16px;background:var(--brand);color:white;font-weight:700}.cards{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:16px;gap:16px}.card,.panel{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px}.metric{font-size:29px;font-weight:800;margin:8px 0}.label{color:var(--muted);font-size:14px}.grid2{display:grid;grid-template-columns:1.5fr 1fr;grid-gap:16px;gap:16px;margin-top:16px}.panel h2{font-size:18px;margin:0 0 16px}.table{width:100%;border-collapse:collapse}.table td,.table th{text-align:left;padding:13px 10px;border-bottom:1px solid var(--line);font-size:14px}.table th{color:var(--muted)}.badge{display:inline-block;padding:5px 9px;border-radius:999px;background:#eaf2ff;color:#1459d9;font-size:12px;font-weight:700}.steps{display:grid;grid-gap:12px;gap:12px}.step{padding:13px;border:1px solid var(--line);border-radius:10px}.page-card{background:white;border:1px solid var(--line);border-radius:14px;padding:28px;max-width:980px}.page-card h2{margin-top:0}.feature-grid{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:14px;gap:14px}.feature{border:1px solid var(--line);padding:17px;border-radius:12px}.feature h3{margin:0 0 7px}@media(max-width:900px){.shell{grid-template-columns:1fr}.sidebar{display:none}.cards{grid-template-columns:repeat(2,1fr)}.grid2{grid-template-columns:1fr}}@media(max-width:560px){.main{padding:18px}.cards,.feature-grid{grid-template-columns:1fr}}