.login-container{display:flex;align-items:center;justify-content:center;min-height:100vh;background:#f5f7fa}.login-form{background:#fff;padding:40px;border-radius:12px;box-shadow:0 2px 12px rgba(0,0,0,.1);width:100%;max-width:360px;text-align:center}.login-form h1{color:#2c3e50;font-size:24px;font-weight:700;margin-bottom:4px}.login-subtitle{color:#7f8c8d;font-size:14px;margin-bottom:24px}.login-error{background:#fee;color:#c0392b;padding:10px;border-radius:6px;font-size:14px;margin-bottom:16px}.login-form input{width:100%;padding:12px 16px;border:1px solid #dcdfe6;border-radius:8px;font-size:16px;margin-bottom:16px;outline:none;transition:border-color .2s}.login-form input:focus{border-color:#28a745}.login-form button{width:100%;padding:12px;background:#28a745;color:#fff;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:background .2s}.login-form button:hover{background:#218838}.login-form button:disabled{background:#95d5a3;cursor:not-allowed}