/* Reset e Configurações Globais */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #667eea;
    --primary-dark: #764ba2;
    --primary-light: #a3bffa;
    --success: #48bb78;
    --warning: #ed8936;
    --danger: #f56565;
    --info: #4299e1;
    --light: #f7fafc;
    --dark: #2d3748;
    --gray: #718096;
    --gray-light: #e2e8f0;
    --border: #cbd5e0;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--light);
}

/* Login Styles */
.login-body {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-container {
    width: 100%;
    max-width: 420px;
}

.login-card {
    background: white;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    animation: slideUp 0.6s ease;
}

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

.login-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 40px 30px;
    text-align: center;
}

.login-header i {
    margin-bottom: 15px;
    opacity: 0.9;
}

.login-header h2 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
}

.login-header p {
    opacity: 0.9;
    font-size: 14px;
}

.login-form {
    padding: 40px 30px;
}

.form-group {
    margin-bottom: 25px;
}

.input-icon {
    position: relative;
}

.input-icon i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray);
    z-index: 2;
}

.input-icon input {
    width: 100%;
    padding: 15px 15px 15px 45px;
    border: 2px solid var(--gray-light);
    border-radius: 12px;
    font-size: 16px;
    transition: all 0.3s ease;
    background: var(--light);
}

.input-icon input:focus {
    border-color: var(--primary);
    background: white;
    outline: none;
    box-shadow: 0 0 0 3px var(--primary-light);
}

.login-btn {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.login-footer {
    padding: 20px 30px;
    text-align: center;
    border-top: 1px solid var(--gray-light);
    color: var(--gray);
    font-size: 12px;
}

/* Alert Styles */
.alert {
    padding: 15px 20px;
    border-radius: 12px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.alert-error {
    background: #fed7d7;
    color: #c53030;
    border: 1px solid #feb2b2;
}

.alert-success {
    background: #c6f6d5;
    color: #276749;
    border: 1px solid #9ae6b4;
}

.alert-warning {
    background: #feebc8;
    color: #744210;
    border: 1px solid #fbd38d;
}

/* Responsividade */
@media (max-width: 480px) {
    .login-card {
        margin: 10px;
    }
    
    .login-header {
        padding: 30px 20px;
    }
    
    .login-form {
        padding: 30px 20px;
    }
    
    .login-header h2 {
        font-size: 24px;
    }
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}
th, td {
    border: 1px solid #ddd;
    padding: 8px;
    text-align: left;
}
th {
    background: #f2f2f2;
}
.btn-editar {
    background: #3498db;
    color: white;
    border: none;
    padding: 5px 10px;
    border-radius: 3px;
    cursor: pointer;
}
.btn-editar:hover {
    background: #2980b9;
}
.btn-secondary {
    background: #95a5a6;
    color: white;
    padding: 0.8rem 2rem;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
}
.btn-secondary:hover {
    background: #7f8c8d;
}