:root {
    /* Cores principais */
    --primary: #1E3A8A;
    --primary-light: #3B82F6;
    --primary-dark: #1c355d;
    
    /* Cores de status */
    --success: #16A34A;
    --success-light: #DEF7EC;
    --error: #DC2626;
    --error-light: #FEE2E2;
    --warning: #F59E0B;
    --warning-light: #FEF3C7;
    
    /* Cores neutras */
    --text-primary: #1F2937;
    --text-secondary: #4B5563;
    --background: #F8FAFC;
    --border: #E5E7EB;
}

/* Reset e estilos base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, sans-serif;
    background-color: var(--background);
    color: var(--text-primary);
    line-height: 1.5;
}

/* Container principal */
.container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
}

/* Cards e Containers */
.card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

/* Formulários */
.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-weight: 500;
}

input, select, textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

/* Botões */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: white;
    color: var(--primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background-color: var(--background);
}

/* Tabelas */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    background-color: var(--background);
    font-weight: 600;
    color: var(--text-secondary);
}

/* Status Badges */
.badge {
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.badge-success {
    background-color: var(--success-light);
    color: var(--success);
}

.badge-error {
    background-color: var(--error-light);
    color: var(--error);
}

.badge-warning {
    background-color: var(--warning-light);
    color: var(--warning);
}

/* Mensagens de feedback */
.message {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.message-success {
    background-color: var(--success-light);
    color: var(--success);
    border: 1px solid var(--success);
}

.message-error {
    background-color: var(--error-light);
    color: var(--error);
    border: 1px solid var(--error);
}

/* Grid Layout */
.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* Responsividade */
@media (max-width: 1024px) {
    .grid-4 {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .grid-3, .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .container {
        padding: 0 0.5rem;
    }
}

@media (max-width: 640px) {
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }
    
    table {
        display: block;
        overflow-x: auto;
    }
}

/* Animações */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.fade-in {
    animation: fadeIn 0.3s ease;
}

/* Ícones e elementos visuais */
.icon {
    width: 20px;
    height: 20px;
    stroke: currentColor;
}

/* Utilitários */
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 2rem; }