:root {
    --primary-color: #009c3b; /* Verde Bandeira */
    --primary-hover: #008031;
    --secondary-color: #ffdf00; /* Amarelo Canário */
    --secondary-hover: #e6c900;
    --accent-blue: #002776; /* Azul Marinho */
    --danger-color: #ef4444;
    --danger-hover: #dc2626;
    --success-color: #009c3b;
    --success-hover: #008031;
    --card-bg: #ffffff;
    --body-bg: #f0f4f8;
    --text-main: #1e293b;
    --text-muted: #64748b;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--body-bg);
    margin: 0;
    padding: 0;
    color: var(--text-main);
}

.header {
    background: #fff;
    padding: 1rem 2rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #e5e7eb;
    margin-bottom: 0;
}

.container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1.5rem;
}

.card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.04);
    border: 1px solid #f0f0f0;
    margin-bottom: 1.5rem;
}

.card h3 {
    margin: 0 0 1rem 0;
    font-size: 0.85rem;
    color: #6b7280;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    transition: all 0.2s;
    font-size: 0.95rem;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.btn:active {
    transform: scale(0.98);
}

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

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

.btn-secondary {
    background: var(--secondary-color);
    color: var(--secondary-text);
    border: 1px solid #d1d5db;
}

.btn-secondary:hover {
    background: var(--secondary-hover);
    color: #111827;
}

.btn-danger {
    background: var(--danger-color);
    color: #fff;
}

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

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
}

/* Table styles */
.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: #fff;
}

th,
td {
    padding: 1rem 1.25rem;
    text-align: left;
    border-bottom: 1px solid #f3f4f6;
}

th {
    background: #f9fafb;
    font-weight: 600;
    color: #4b5563;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

tr:hover {
    background-color: #fafafa;
}

/* Alerts */
.alert {
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.9rem;
}

.alert-error {
    background: #fef2f2;
    color: #b91c1c;
    border: 1px solid #fecaca;
}

.alert-success {
    background: #ecfdf5;
    color: #047857;
    border: 1px solid #a7f3d0;
}

/* Forms */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: #374151;
}

.form-group input,
.form-group select,
.form-group textarea,
.form-control {
    width: 100%;
    padding: 0.625rem 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    font-size: 0.875rem;
    box-sizing: border-box;
    transition: border-color 0.2s, box-shadow 0.2s;
    background-color: #fff;
}

.form-group input:focus,
.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group.full {
    grid-column: 1 / -1;
}

.section-title {
    grid-column: 1 / -1;
    margin-top: 1rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #e5e7eb;
    font-weight: 600;
    color: #111827;
    font-size: 1.1rem;
}