/* css/login.css */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #fff 0%, #ccc 100%);
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    line-height: 1.6;
}

.login-container {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 420px;
    animation: slideUp 0.5s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.login-header h2 {
    color: #333;
    font-size: 28px;
    font-weight: 300;
    margin-bottom: 8px;
}

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

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

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

.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="email"] {
    width: 100%;
    padding: 14px;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s ease;
    background: #f8f9fa;
}

.form-group input:focus {
    border-color: #667eea;
    background: white;
    outline: none;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.btn {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #0063a1 0%, #003d66 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 7px 14px rgba(102, 126, 234, 0.3);
}

.btn:active {
    transform: translateY(0);
}

.error {
    color: #dc3545;
    margin-bottom: 20px;
    padding: 12px;
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    border-radius: 6px;
    text-align: center;
    font-size: 14px;
}

.info {
    color: #155724;
    margin-bottom: 20px;
    padding: 12px;
    background: #d4edda;
    border: 1px solid #c3e6cb;
    border-radius: 6px;
    text-align: center;
    font-size: 14px;
}

.warning {
    color: #856404;
    margin-bottom: 20px;
    padding: 12px;
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    border-radius: 6px;
    text-align: center;
    font-size: 14px;
}

.warning a {
    color: #856404;
    font-weight: 600;
    text-decoration: none;
}

.warning a:hover {
    text-decoration: underline;
}

.login-footer {
    text-align: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #e1e5e9;
}

.login-footer a {
    color: #667eea;
    text-decoration: none;
    font-size: 14px;
}

.login-footer a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 480px) {
    .login-container {
        margin: 20px;
        padding: 30px 25px;
    }
    
    .login-header h2 {
        font-size: 24px;
    }
}