:root{--primary:#0b63d6;--muted:#61718a;--secondary:#0b63d6}
        html,body{height:100%;margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,'Helvetica Neue',Arial}
        .page-wrapper{min-height:100vh;display:flex;flex-direction:column;background:linear-gradient(180deg,#f6fbff 0%,#ffffff 60%)}
        .container{max-width:1100px;margin:0 auto;padding:20px;display:flex;align-items:center;justify-content:space-between}
        .site-header{padding:18px 0}
        .brand .logo{font-weight:900;font-size:20px;color:var(--primary)}
        .brand .logo span{color:#0a4ea0}
        .brand .tag{font-size:13px;color:var(--muted)}
        .top-nav a{margin-left:18px;color:var(--muted);text-decoration:none;font-weight:600}

        .auth-layout{display:grid;grid-template-columns:1fr 420px;gap:40px;align-items:center;padding:40px 20px}
        .brand-panel{background:transparent;padding:24px}
        .brand-panel h2{font-size:28px;margin:0 0 12px}
        .brand-panel p{color:var(--muted);line-height:1.5}
        .brand-panel ul{margin-top:12px;padding-left:18px;color:var(--muted)}
        .brand-art{margin-top:18px}

        .auth-card{background:#fff;border-radius:20px;box-shadow:0 20px 50px rgba(15,45,85,0.08);padding:32px}
        .auth-card h1{text-align:center;color:var(--secondary);margin:0 0 6px}
        .subtitle{text-align:center;color:var(--muted);margin-bottom:18px}
        .alert{padding:12px 14px;border-radius:12px;margin-bottom:18px;font-weight:600}
        .alert.error{background:rgba(220,53,69,0.08);color:#9b1c28;border:1px solid rgba(220,53,69,0.18)}

        .form-field{margin-bottom:14px;display:flex;flex-direction:column;gap:8px}
        .form-field label{font-weight:600;color:var(--muted);font-size:0.95rem}
        .form-input{padding:12px 14px;border-radius:12px;border:1px solid rgba(15,45,85,0.08);background:#f7fbff;font-size:1rem;outline:none;transition:box-shadow .15s ease,border-color .15s ease}
        .form-input:focus{background:#fff;box-shadow:0 10px 30px rgba(15,45,85,0.06);border-color:var(--primary)}

        .field-row{display:flex;gap:8px;align-items:center}
        .password-toggle{background:transparent;border:1px solid rgba(15,45,85,0.06);padding:8px;border-radius:10px;cursor:pointer}

        .forgot-link{margin-left:auto;font-size:0.88rem;color:var(--muted)}
        .forgot-link a{color:var(--primary);font-weight:700;text-decoration:none}

        .submit-btn{width:100%;padding:12px 16px;border-radius:12px;border:none;cursor:pointer;font-weight:800;color:#fff;background:linear-gradient(90deg,var(--primary),#0066cc);box-shadow:0 12px 34px rgba(6,86,160,0.22);font-size:1.05rem;letter-spacing:.4px}
        .submit-btn:hover{transform:translateY(-2px);box-shadow:0 18px 46px rgba(6,86,160,0.26)}

        .site-footer{margin-top:auto;padding:18px 0;text-align:center;color:var(--muted);font-size:14px}

        @media (max-width:900px){.auth-layout{grid-template-columns:1fr;gap:20px;padding:20px}.top-nav{display:none}.container{justify-content:flex-start}}