*{box-sizing:border-box}body{margin:0;font-family:Arial,sans-serif;background:#f4f7fb;color:#172033}.app{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.card{width:100%;max-width:420px;background:#fff;padding:40px;border-radius:16px;box-shadow:0 10px 35px #00000014}.logo{width:48px;height:48px;display:grid;place-items:center;border-radius:12px;background:#2563eb;color:#fff;font-weight:700;margin-bottom:20px}h1{margin:0;font-size:30px}h2{margin-top:32px}.subtitle{color:#667085;line-height:1.5}form{display:grid;gap:18px}label{display:grid;gap:7px;font-weight:600}input{width:100%;padding:12px;border:1px solid #d0d5dd;border-radius:8px;font-size:16px}button{border:0;border-radius:8px;padding:12px 16px;background:#2563eb;color:#fff;font-size:16px;cursor:pointer}.switch{margin-top:22px;color:#667085;text-align:center}.switch button{padding:0;background:none;color:#2563eb}.loading{min-height:100vh;display:grid;place-items:center;font-size:20px}.dashboard-card{width:100%;max-width:900px;background:#fff;padding:32px;border-radius:16px;box-shadow:0 10px 35px #00000014}.topbar{display:flex;align-items:center;justify-content:space-between}.topbar h1{margin-top:8px}.logo.small{width:40px;height:40px;margin-bottom:0}.secondary-button{background:#eef2ff;color:#2563eb}.welcome{margin-top:40px}.empty-dashboard{margin-top:30px;padding:30px;background:#f8fafc;border-radius:12px}.success{margin-top:18px;color:#15803d}.error{margin-top:18px;color:#dc2626}