:root{--o:#e65b2f;--bg:#f6f4f0}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:#202326;font-family:Arial,sans-serif}.gate{min-height:100vh;display:grid;place-items:center;padding:22px;background:linear-gradient(135deg,#202629,#514036)}.card{background:#fff;padding:36px;border-radius:18px;width:min(540px,100%)}i{color:var(--o)}h1{font-size:38px;line-height:1.1}.card>p{color:#666;line-height:1.5}aside{background:#fff5e8;padding:14px;border-radius:10px;line-height:1.55}aside,label{font-size:13px}label{display:block;margin:14px 0 6px;font-weight:700}input{width:100%;padding:13px;border:1px solid #ccc;border-radius:8px}button{cursor:pointer;border:0;border-radius:8px;padding:12px 16px;background:var(--o);color:#fff;font-weight:700}form button{width:100%;margin-top:18px}.card small{display:block;text-align:center;color:#888;margin-top:16px}.app{max-width:1200px;margin:auto;padding:0 25px}header{height:76px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #ddd}header strong{color:var(--o);font-size:20px;margin-left:8px}nav{display:flex;gap:8px;padding:16px 0;overflow:auto}nav button{background:transparent;color:#555;white-space:nowrap}.hero,nav button.active{background:#252b2e;color:#fff}.hero{padding:48px;border-radius:18px;margin:8px 0 35px}.hero small{color:#f08b62;letter-spacing:3px}.hero p{color:#ddd}.grid{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:15px;gap:15px}.grid article{background:#fff;padding:22px;border:1px solid #e5dfd7;border-radius:13px;min-height:155px}.grid article p{font-size:13px;color:#777;line-height:1.5}.grid article button{background:transparent;color:var(--o);padding:0}footer{padding:24px 0;color:#888;font-size:12px;border-top:1px solid #ddd;margin-top:35px}@media(max-width:700px){.grid{grid-template-columns:repeat(2,1fr)}.app{padding:0 15px}.hero{padding:28px}.card{padding:25px}}