*{box-sizing:border-box}body{margin:0;font-family:Arial,sans-serif;color:#172033}.auth-body{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:linear-gradient(135deg,#edf4ff,#f8fafc)}.auth-card{width:100%;max-width:430px;background:#fff;padding:34px;border-radius:22px;box-shadow:0 20px 60px rgba(15,23,42,.12)}.auth-logo{width:58px;height:58px;border-radius:17px;background:#2563eb;color:#fff;display:grid;place-items:center;font-weight:800;margin:auto}.auth-card h1{text-align:center;margin:18px 0 7px}.auth-sub{text-align:center;color:#64748b;margin:0 0 24px}.auth-card label{display:block;font-weight:700;margin:14px 0 6px}.auth-card input{width:100%;padding:13px 14px;border:1px solid #cbd5e1;border-radius:10px;font-size:16px;margin-top:7px}.auth-btn{display:block;width:100%;border:0;border-radius:11px;background:#2563eb;color:#fff;text-align:center;text-decoration:none;padding:14px;font-size:16px;font-weight:800;margin-top:20px;cursor:pointer}.auth-bottom{text-align:center;margin-top:22px;color:#64748b}.auth-bottom a{color:#2563eb;font-weight:700}.auth-alert{padding:12px 14px;border-radius:10px;margin:12px 0}.auth-alert.error{background:#fef2f2;color:#b91c1c}