/**
 * ==============================================
 * DESIGN SYSTEM - SYNAPSIS
 * Bootstrap 5.3
 * ==============================================
 *
 * REGRAS:
 * - 100% Bootstrap, zero CSS customizado inline
 * - Customizações apenas via variáveis e este arquivo
 * - Não adicionar classes fora deste padrão
 * - Para novos componentes: seguir estrutura existente
 */

/* ==============================================
   CORES DO SISTEMA
   ============================================== */
:root {
    /* Cores Primárias */
    --synapsis-primary: #4f46e5;
    --synapsis-primary-hover: #4338ca;
    --synapsis-primary-light: #eef2ff;

    /* Cores de Sucesso */
    --synapsis-success: #10b981;
    --synapsis-success-hover: #059669;
    --synapsis-success-light: #d1fae5;

    /* Cores de Perigo */
    --synapsis-danger: #ef4444;
    --synapsis-danger-hover: #dc2626;
    --synapsis-danger-light: #fee2e2;

    /* Cores de Aviso */
    --synapsis-warning: #f59e0b;
    --synapsis-warning-hover: #d97706;
    --synapsis-warning-light: #fef3c7;

    /* Cores Neutras */
    --synapsis-gray-50: #f9fafb;
    --synapsis-gray-100: #f3f4f6;
    --synapsis-gray-200: #e5e7eb;
    --synapsis-gray-300: #d1d5db;
    --synapsis-gray-600: #4b5563;
    --synapsis-gray-700: #374151;
    --synapsis-gray-900: #111827;

    /* Bordas e Sombras */
    --synapsis-radius: 0.5rem;
    --synapsis-radius-lg: 0.75rem;
    --synapsis-shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --synapsis-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --synapsis-shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --synapsis-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

/* ==============================================
   BASE
   ============================================== */
body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--synapsis-gray-50);
    color: var(--synapsis-gray-700);
}

/* ==============================================
   NAVBAR
   ============================================== */
.navbar-synapsis {
    background-color: white;
    border-bottom: 1px solid var(--synapsis-gray-200);
    box-shadow: var(--synapsis-shadow-sm);
}

.navbar-synapsis .navbar-brand {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--synapsis-gray-900);
}

.navbar-synapsis .nav-link {
    color: var(--synapsis-gray-600);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--synapsis-radius);
    transition: all 0.2s;
}

.navbar-synapsis .nav-link:hover {
    color: var(--synapsis-gray-900);
    background-color: var(--synapsis-gray-100);
}

.navbar-synapsis .nav-link.active {
    color: var(--synapsis-primary);
    background-color: var(--synapsis-primary-light);
}

/* ==============================================
   CARDS
   ============================================== */
.card-synapsis {
    border: none;
    border-radius: var(--synapsis-radius-lg);
    box-shadow: var(--synapsis-shadow);
    background-color: white;
}

.card-synapsis .card-header {
    background-color: transparent;
    border-bottom: 1px solid var(--synapsis-gray-200);
    padding: 1.25rem 1.5rem;
    font-weight: 600;
    color: var(--synapsis-gray-900);
}

.card-synapsis .card-body {
    padding: 1.5rem;
}

.card-synapsis .card-footer {
    background-color: var(--synapsis-gray-50);
    border-top: 1px solid var(--synapsis-gray-200);
    padding: 1rem 1.5rem;
}

/* ==============================================
   BUTTONS
   ============================================== */
.btn {
    border-radius: var(--synapsis-radius);
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: all 0.2s;
}

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

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

.btn-success {
    background-color: var(--synapsis-success);
    border-color: var(--synapsis-success);
}

.btn-success:hover {
    background-color: var(--synapsis-success-hover);
    border-color: var(--synapsis-success-hover);
}

.btn-danger {
    background-color: var(--synapsis-danger);
    border-color: var(--synapsis-danger);
}

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

.btn-outline-primary {
    color: var(--synapsis-primary);
    border-color: var(--synapsis-gray-300);
}

.btn-outline-primary:hover {
    background-color: var(--synapsis-primary-light);
    color: var(--synapsis-primary);
    border-color: var(--synapsis-primary);
}

/* ==============================================
   FORMS
   ============================================== */
.form-control {
    border-radius: var(--synapsis-radius);
    border-color: var(--synapsis-gray-300);
    padding: 0.625rem 1rem;
    transition: all 0.2s;
}

.form-control:focus {
    border-color: var(--synapsis-primary);
    box-shadow: 0 0 0 3px var(--synapsis-primary-light);
}

.form-label {
    font-weight: 500;
    color: var(--synapsis-gray-700);
    margin-bottom: 0.375rem;
}

.form-control.is-invalid {
    border-color: var(--synapsis-danger);
}

.form-control.is-invalid:focus {
    box-shadow: 0 0 0 3px var(--synapsis-danger-light);
}

.invalid-feedback {
    color: var(--synapsis-danger);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* ==============================================
   ALERTS
   ============================================== */
.alert {
    border-radius: var(--synapsis-radius);
    border: none;
}

.alert-success {
    background-color: var(--synapsis-success-light);
    color: #065f46;
}

.alert-danger {
    background-color: var(--synapsis-danger-light);
    color: #991b1b;
}

.alert-warning {
    background-color: var(--synapsis-warning-light);
    color: #92400e;
}

.alert-info {
    background-color: var(--synapsis-primary-light);
    color: #1e40af;
}

/* Toast alerts (fixed position) */
.toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 1050;
}

/* ==============================================
   BADGES
   ============================================== */
.badge {
    font-weight: 500;
    padding: 0.35rem 0.65rem;
}

.badge-success {
    background-color: var(--synapsis-success-light);
    color: #059669;
}

.badge-danger {
    background-color: var(--synapsis-danger-light);
    color: #dc2626;
}

.badge-warning {
    background-color: var(--synapsis-warning-light);
    color: #d97706;
}

.badge-info {
    background-color: var(--synapsis-primary-light);
    color: var(--synapsis-primary);
}

.badge-purple {
    background-color: #f3e8ff;
    color: #7c3aed;
}

.badge-yellow {
    background-color: #fef9c3;
    color: #ca8a04;
}

/* ==============================================
   TABLES
   ============================================== */
.table-synapsis {
    background-color: white;
    border-radius: var(--synapsis-radius-lg);
    overflow: hidden;
}

.table-synapsis thead {
    background-color: var(--synapsis-gray-50);
}

.table-synapsis th {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    color: var(--synapsis-gray-600);
    padding: 0.75rem 1.5rem;
    border-bottom: 1px solid var(--synapsis-gray-200);
}

.table-synapsis td {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--synapsis-gray-100);
}

.table-synapsis tbody tr {
    transition: background-color 0.2s;
}

.table-synapsis tbody tr:hover {
    background-color: var(--synapsis-gray-50);
}

/* ==============================================
   INFO CARDS (Dashboard)
   ============================================== */
.info-card {
    border-radius: var(--synapsis-radius-lg);
    padding: 1.5rem;
    transition: transform 0.2s, box-shadow 0.2s;
}

.info-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--synapsis-shadow-md);
}

.info-card-blue {
    background-color: #eff6ff;
    border-left: 4px solid #3b82f6;
}

.info-card-green {
    background-color: #f0fdf4;
    border-left: 4px solid #22c55e;
}

.info-card-purple {
    background-color: #faf5ff;
    border-left: 4px solid #a855f7;
}

.info-card-title {
    font-weight: 600;
    color: var(--synapsis-gray-900);
    margin-bottom: 0.75rem;
}

.info-card-content {
    font-size: 0.875rem;
    line-height: 1.6;
}

.info-card-blue .info-card-content { color: #1e40af; }
.info-card-green .info-card-content { color: #15803d; }
.info-card-purple .info-card-content { color: #7c3aed; }

/* ==============================================
   AUTH PAGES (Login/Register)
   ============================================== */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.auth-card {
    background-color: white;
    border-radius: var(--synapsis-radius-lg);
    box-shadow: var(--synapsis-shadow-lg);
    padding: 2rem;
    width: 100%;
    max-width: 400px;
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--synapsis-gray-900);
    margin-bottom: 0.5rem;
}

.auth-subtitle {
    color: var(--synapsis-gray-600);
    font-size: 0.875rem;
}

.auth-footer {
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--synapsis-gray-200);
    font-size: 0.875rem;
}

.auth-footer a {
    color: var(--synapsis-primary);
    text-decoration: none;
    font-weight: 500;
}

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

/* ==============================================
   PROFILE PAGE
   ============================================== */
.profile-info-row {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--synapsis-gray-100);
}

.profile-info-row:last-child {
    border-bottom: none;
}

.profile-label {
    font-weight: 500;
    color: var(--synapsis-gray-600);
}

.profile-value {
    color: var(--synapsis-gray-900);
}

/* ==============================================
   UTILITIES
   ============================================== */
.bg-gradient-synapsis {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.text-gradient {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ==============================================
   RESPONSIVE
   ============================================== */
@media (max-width: 576px) {
    .card-synapsis .card-body {
        padding: 1rem;
    }

    .profile-info-row {
        grid-template-columns: 1fr;
        gap: 0.25rem;
    }

    .info-card {
        padding: 1rem;
    }
}

/* ==============================================
   CITATION SYSTEM
   ============================================== */

/* Botão de citação simplificado */
.btn-citation {
    background: transparent;
    border: 1px solid var(--synapsis-gray-300);
    color: var(--synapsis-gray-700);
    font-weight: 600;
    padding: 0.125rem 0.375rem;
    font-size: 0.875rem;
    border-radius: var(--synapsis-radius);
    transition: all 0.2s ease;
    cursor: pointer;
}

.btn-citation:hover {
    background: var(--synapsis-primary);
    border-color: var(--synapsis-primary);
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(13, 110, 253, 0.3);
}

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

/* Tooltip de citação */
.citation-tooltip-popup {
    background: white;
    border: 1px solid var(--synapsis-gray-200);
    border-radius: var(--synapsis-radius-lg);
    box-shadow: var(--synapsis-shadow-lg);
    padding: 1rem;
    max-width: 350px;
    animation: fadeIn 0.2s ease;
    pointer-events: none;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.tooltip-header {
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--synapsis-gray-200);
}

.tooltip-meta {
    font-size: 0.85rem;
    color: var(--synapsis-gray-600);
    margin-bottom: 0.75rem;
}

.tooltip-meta > div {
    margin-bottom: 0.25rem;
}

.tooltip-content {
    font-size: 0.875rem;
    color: var(--synapsis-gray-700);
    background: var(--synapsis-gray-50);
    padding: 0.5rem;
    border-radius: var(--synapsis-radius);
    border-left: 3px solid var(--synapsis-primary);
    line-height: 1.5;
}

/* Lista de fontes */
.sources-list {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--synapsis-gray-200) !important;
}

.sources-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--synapsis-gray-700);
    margin-bottom: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.sources-items {
    margin: 0;
    padding-left: 1.5rem;
}

.source-item {
    margin-bottom: 0.75rem;
    font-size: 0.875rem;
}

.source-item:last-child {
    margin-bottom: 0;
}

.source-main {
    font-weight: 500;
}

.source-author {
    color: var(--synapsis-gray-600);
    font-weight: 400;
}

.source-details {
    color: var(--synapsis-gray-600);
    font-size: 0.8125rem;
    margin-top: 0.125rem;
}

.source-publisher {
    margin-right: 0.5rem;
}

.source-year {
    margin-right: 0.5rem;
}

.source-page {
    color: var(--synapsis-gray-700);
}