/* ==========================================================================
   1. Definições Globais e Variáveis (Root)
   ========================================================================== */
:root {
    --primary-gradient: linear-gradient(45deg, #8a2be2, #4a00e0);
    --primary-color: #6a11cb;
    --success-gradient: linear-gradient(45deg, #28a745, #218838);
    --success-color: #28a745;
    --danger-color: #dc3545;
    --admin-color: #ffc107;
    --dark-bg: #121212;
    --medium-dark-bg: #1e1e1e;
    --light-dark-bg: #2c2c2c;
    --border-color: #333;
    --text-color: #f0f0f0;
    --text-muted-color: #888;
}

/* ==========================================================================
   2. Estilos Base (Body, Tipografia, Links)
   ========================================================================== */
body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    color: #fff;
    font-weight: 600;
}

a {
    color: var(--primary-color);
    text-decoration: none;
}

    a:hover {
        color: #fff;
    }

/* ==========================================================================
   3. Estrutura e Helpers de Layout
   ========================================================================== */
.page-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

    .page-header h1 {
        font-weight: 700;
    }

    .page-header p {
        font-size: 1.1rem;
        color: var(--text-muted-color);
    }

.centered-page-container {
    display: flex;
    width: 100%;
    flex-grow: 1;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

/* ==========================================================================
   4. Componentes Reutilizáveis
   ========================================================================== */

/* --- Botões --- */
.btn-primary {
    background-image: var(--primary-gradient);
    border: none;
    font-weight: 600;
    transition: all 0.2s ease;
}

    .btn-primary:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 15px rgba(138, 43, 226, 0.3);
        filter: brightness(1.1);
    }

/* --- Formulários --- */
.form-control, .form-select {
    background-color: var(--light-dark-bg);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    padding: 0.75rem 1rem;
}

    .form-control:focus, .form-select:focus {
        background-color: var(--light-dark-bg);
        color: var(--text-color);
        border-color: var(--primary-color);
        box-shadow: 0 0 0 3px rgba(106, 27, 203, 0.25);
    }

    .form-control[readonly] {
        background-color: var(--dark-bg);
        opacity: 0.7;
        cursor: not-allowed;
    }

.form-label {
    color: var(--text-muted-color);
    font-weight: 500;
    font-size: 0.9rem;
}

.input-group-icon {
    position: relative;
}

    .input-group-icon .form-control {
        padding-left: 2.75rem;
    }

    .input-group-icon .input-icon {
        position: absolute;
        left: 1rem;
        top: 50%;
        transform: translateY(-50%);
        color: var(--text-muted-color);
    }

/* --- Cartões --- */
.data-card {
    background-color: var(--medium-dark-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

/* --- Modals --- */
.modal-content {
    background-color: var(--medium-dark-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    border-radius: 12px;
}

.modal-header, .modal-footer {
    border-color: #444;
}

    .modal-header .modal-title {
        font-weight: 600;
    }

.btn-close-white {
    filter: invert(1) grayscale(100%) brightness(200%);
}

/* --- Tabelas --- */
.table {
    color: var(--text-color);
}

    .table th {
        border-bottom: 2px solid var(--border-color);
        color: var(--text-muted-color);
    }

    .table td {
        vertical-align: middle;
        border-color: #2a2a2a;
    }

.table-hover tbody tr:hover {
    background-color: var(--light-dark-bg);
}

/* --- Acordeão --- */
.accordion-button {
    background-color: var(--medium-dark-bg) !important;
    color: var(--text-color) !important;
    box-shadow: none !important;
}

    .accordion-button:not(.collapsed) {
        background-color: var(--primary-color) !important;
        color: #fff !important;
    }

    .accordion-button:focus {
        box-shadow: 0 0 0 3px rgba(106, 27, 203, 0.25) !important;
    }

    .accordion-button::after {
        background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23f0f0f0'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
    }

    .accordion-button:not(.collapsed)::after {
        background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23ffffff'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
    }

/* --- Paginação --- */
.pagination .page-link {
    background-color: var(--light-dark-bg);
    border-color: var(--border-color);
    color: var(--text-muted-color);
}

.pagination .page-item.active .page-link {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: #fff;
}

.pagination .page-item.disabled .page-link {
    background-color: var(--medium-dark-bg);
    border-color: var(--border-color);
}

/* ==========================================================================
   5. Rodapé
   ========================================================================== */
.footer-dark {
    background-color: #1e1e1e;
    border-top: 1px solid #444;
    color: #aaa;
    padding: 1.5rem 0;
}

    .footer-dark strong {
        color: #fff;
        font-weight: 500;
    }

.footer-link {
    color: #aaa;
    text-decoration: none;
    transition: color 0.2s ease-in-out;
}

    .footer-link:hover {
        color: #fff;
        text-decoration: underline;
    }

.social-icons .social-icon {
    color: #aaa;
    font-size: 1.2rem;
    margin-left: 15px;
    transition: color 0.2s ease-in-out, transform 0.2s ease-in-out;
}

    .social-icons .social-icon:hover {
        color: var(--primary-color);
        transform: scale(1.2);
    }