/* Importação da fonte moderna Inter */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --bg-primary: #f8fafc;
    --bg-sidebar: #ffffff;
    --bg-card: #ffffff;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --primary: #1e3a8a;
    --primary-hover: #1e40af;
    --primary-light: #eff6ff;
    --success: #10b981;
    --success-hover: #059669;
    --success-light: #ecfdf5;
    --danger: #ef4444;
    --danger-hover: #dc2626;
    --danger-light: #fef2f2;
    --warning: #f59e0b;
    --border: #e2e8f0;
    --border-focus: #3b82f6;
    
    --radius-lg: 16px;
    --radius-md: 10px;
    --radius-sm: 6px;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
    
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-sans);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    overflow-x: hidden;
}

/* Layout Estrutural (Sidebar + Conteúdo Principal) */
.app-container {
    display: flex;
    width: 100%;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 280px;
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    padding: 2rem 1.5rem;
    position: fixed;
    height: 100vh;
    z-index: 100;
    transition: transform var(--transition-normal);
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 3rem;
    padding: 0 0.5rem;
}

.brand-icon {
    width: 40px;
    height: 40px;
    background-color: var(--primary);
    color: white;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
    box-shadow: 0 4px 12px rgba(30, 58, 138, 0.2);
}

.brand-name {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.2;
}

.nav-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex-grow: 1;
}

.nav-item a {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.85rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    cursor: pointer;
}

.nav-item a:hover {
    background-color: var(--bg-primary);
    color: var(--primary);
}

.nav-item.active a {
    background-color: var(--primary-light);
    color: var(--primary);
    font-weight: 600;
}

.nav-item svg {
    width: 20px;
    height: 20px;
}

.sidebar-footer {
    padding-top: 1rem;
    border-top: 1px solid var(--border);
    font-size: 0.8rem;
    color: var(--text-muted);
    text-align: center;
}

/* Conteúdo Principal */
.main-content {
    flex-grow: 1;
    margin-left: 280px;
    padding: 2.5rem;
    max-width: 1400px;
    width: calc(100% - 280px);
}

/* Cabeçalho da Página */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2.5rem;
}

.page-title h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.page-title p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.date-indicator {
    background-color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: var(--shadow-sm);
}

/* Container de Abas / Seções SPA */
.app-section {
    display: none;
    animation: fadeIn var(--transition-normal);
}

.app-section.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Painel de Dashboard (Grid de Cards) */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.kpi-card {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    padding: 1.75rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.kpi-info h3 {
    font-size: 0.9rem;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.kpi-value {
    font-size: 1.85rem;
    font-weight: 700;
    color: var(--text-primary);
}

.kpi-icon-wrapper {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.kpi-icon-wrapper.blue {
    background-color: var(--primary-light);
    color: var(--primary);
}

.kpi-icon-wrapper.green {
    background-color: var(--success-light);
    color: var(--success);
}

.kpi-icon-wrapper.purple {
    background-color: #f5f3ff;
    color: #7c3aed;
}

.kpi-icon-wrapper svg {
    width: 28px;
    height: 28px;
}

/* Cards & Containers Comuns */
.card {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    margin-bottom: 2rem;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.card-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* Formulários */
.form-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1.25rem;
}

.col-12 { grid-column: span 12; }
.col-8 { grid-column: span 8; }
.col-6 { grid-column: span 6; }
.col-4 { grid-column: span 4; }
.col-3 { grid-column: span 3; }
.col-2 { grid-column: span 2; }

@media (max-width: 768px) {
    .col-8, .col-6, .col-4, .col-3, .col-2 {
        grid-column: span 12;
    }
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input, 
.form-group select, 
.form-group textarea {
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    color: var(--text-primary);
    background-color: #ffffff;
    outline: none;
    transition: all var(--transition-fast);
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-group input[readonly],
.form-group select[disabled] {
    background-color: #f1f5f9;
    color: var(--text-secondary);
    cursor: not-allowed;
}

/* Sub-seções de Formulários */
.form-section-title {
    grid-column: span 12;
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary);
    margin-top: 1rem;
    margin-bottom: 0.5rem;
    padding-bottom: 0.25rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-section-title svg {
    width: 18px;
    height: 18px;
}

/* Logo Upload Area */
.logo-upload-container {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.logo-preview-box {
    width: 100px;
    height: 100px;
    border: 2px dashed var(--border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-primary);
    overflow: hidden;
    position: relative;
}

.logo-preview-box img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.logo-preview-box .placeholder-text {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
    padding: 0.5rem;
}

.logo-input-wrapper {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.logo-input-wrapper input[type="file"] {
    display: none;
}

.btn-upload {
    background-color: var(--primary-light);
    color: var(--primary);
    border: 1px solid var(--border);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-upload:hover {
    background-color: #dbeafe;
}

/* Tabelas Dinâmicas (Ex: Produtos no Formulário) */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    margin-top: 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
}

.products-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    background-color: #ffffff;
}

.products-table th, 
.products-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}

.products-table th {
    background-color: #f8fafc;
    font-weight: 600;
    color: var(--text-secondary);
}

.products-table tr:last-child td {
    border-bottom: none;
}

.table-input {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    outline: none;
}

.table-input:focus {
    border-color: var(--border-focus);
}

/* Botões */
.btn-group {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 1.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    outline: none;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

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

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

.btn-primary:hover {
    background-color: var(--primary-hover);
    box-shadow: 0 4px 12px rgba(30, 58, 138, 0.2);
}

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

.btn-success:hover {
    background-color: var(--success-hover);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.2);
}

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

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

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

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

.btn-icon {
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    box-shadow: none;
}

/* Painel Admin e Filtros */
.filters-bar {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.search-input-wrapper {
    position: relative;
    flex-grow: 1;
}

.search-input-wrapper input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    outline: none;
}

.search-input-wrapper input:focus {
    border-color: var(--border-focus);
}

.search-icon {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    width: 18px;
    height: 18px;
    pointer-events: none;
}

/* Alertas/Avisos do Sistema */
.alert {
    padding: 1rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    border: 1px solid transparent;
}

.alert-warning {
    background-color: #fffbeb;
    border-color: #fde68a;
    color: #b45309;
}

.alert-warning svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.alert-info {
    background-color: var(--primary-light);
    border-color: #bfdbfe;
    color: var(--primary);
}

.alert-info svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

/* Área de Recentes/Atividades */
.recent-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.recent-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background-color: var(--bg-primary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}

.recent-details h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.recent-details p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.recent-value {
    font-weight: 700;
    color: var(--primary);
    font-size: 1rem;
}

/* Utilitários */
.text-right { text-align: right; }
.font-bold { font-weight: 700; }
.color-primary { color: var(--primary); }

/* Menu Mobile e Responsividade do Menu */
.mobile-header {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background-color: var(--bg-sidebar);
    border-bottom: 1px solid var(--border);
    z-index: 101;
    padding: 0 1rem;
    align-items: center;
    justify-content: space-between;
}

.menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-primary);
}

.menu-toggle svg {
    width: 28px;
    height: 28px;
}

@media (max-width: 992px) {
    body {
        flex-direction: column;
    }
    
    .sidebar {
        transform: translateX(-100%);
        box-shadow: var(--shadow-lg);
        top: 60px;
        height: calc(100vh - 60px);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        width: 100%;
        padding: 5.5rem 1.5rem 2rem 1.5rem; /* Espaço para o header mobile fixo */
    }
    
    .mobile-header {
        display: flex;
    }
}

/* Modais ou Overlays */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    z-index: 99;
    display: none;
}

.overlay.active {
    display: block;
}

/* --- Autenticação --- */
.auth-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: var(--bg-body);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(8px);
}

.auth-container {
    background-color: var(--bg-sidebar);
    width: 100%;
    max-width: 400px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border);
    padding: 2.5rem;
}

.auth-container h2 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    text-align: center;
    font-weight: 600;
}

.auth-brand {
    justify-content: center;
    margin-bottom: 2rem;
}

.auth-brand .brand-icon {
    width: 48px;
    height: 48px;
    font-size: 1.2rem;
}

.auth-brand .brand-name {
    font-size: 1.5rem;
}