* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-wrapper {
    width: 100%;
    max-width: 450px;
}

.login-container {
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    padding: 40px;
    text-align: center;
}

.login-header {
    margin-bottom: 30px;
}

.login-header h1 {
    color: #4a90e2;
    font-size: 32px;
    margin-bottom: 5px;
}

.login-header p {
    color: #666;
    font-size: 14px;
}

.auth-view {
    display: none;
    text-align: left;
}

.auth-view.active {
    display: block;
}

.auth-view h2 {
    color: #4a90e2;
    margin-bottom: 25px;
    text-align: center;
    font-size: 24px;
}

.info-text {
    color: #666;
    font-size: 14px;
    text-align: center;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #333;
    font-weight: 600;
    font-size: 14px;
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: #4a90e2;
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

.form-group small {
    display: block;
    margin-top: 5px;
    color: #999;
    font-size: 12px;
}

.btn {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    margin-top: 10px;
}

.btn-primary {
    background: #4a90e2;
    color: white;
}

.btn-primary:hover {
    background: #357abd;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.3);
}

.btn-secondary {
    background: #95a5a6;
    color: white;
}

.btn-secondary:hover {
    background: #7f8c8d;
}

.auth-links {
    margin-top: 20px;
    text-align: center;
    display: flex;
    justify-content: center;
    gap: 15px;
}

.auth-links a {
    color: #4a90e2;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.auth-links a:hover {
    color: #357abd;
    text-decoration: underline;
}

.admin-link {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #e0e0e0;
    text-align: center;
}

.admin-link a {
    color: #666;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.admin-link a:hover {
    color: #4a90e2;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.5);
}

.modal-content {
    background-color: white;
    margin: 15% auto;
    padding: 30px;
    border-radius: 15px;
    width: 90%;
    max-width: 400px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    position: relative;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    position: absolute;
    right: 15px;
    top: 15px;
}

.close:hover,
.close:focus {
    color: #000;
}

/* Responsive */
@media (max-width: 480px) {
    .login-container {
        padding: 30px 20px;
    }

    .login-header h1 {
        font-size: 28px;
    }
}