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

:root {
    /* Cores inspiradas no macOS - Tema Light */
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f7;
    --bg-tertiary: #fbfbfd;
    --border-light: #e5e5e7;
    --border-medium: #d2d2d7;
    --text-primary: #1d1d1f;
    --text-secondary: #86868b;
    --text-tertiary: #6e6e73;
    --accent-blue: #007aff;
    --accent-blue-hover: #0056cc;
    --accent-green: #30d158;
    --accent-red: #ff3b30;
    --shadow-light: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-heavy: 0 8px 25px rgba(0, 0, 0, 0.15);
    --radius-small: 6px;
    --radius-medium: 8px;
    --radius-large: 12px;
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Tema Dark - Inspirado no macOS Dark Mode com Espaço */
[data-theme="dark"] {
    --bg-primary: rgba(28, 28, 30, 0.8);
    --bg-secondary: rgba(0, 0, 0, 0.6);
    --bg-tertiary: rgba(18, 18, 18, 0.7);
    --border-light: rgba(255, 255, 255, 0.1);
    --border-medium: rgba(255, 255, 255, 0.15);
    --text-primary: #f5f5f7;
    --text-secondary: #98989d;
    --text-tertiary: #6e6e73;
    --accent-blue: #0a84ff;
    --accent-blue-hover: #409cff;
    --accent-green: #32d74b;
    --accent-red: #ff453a;
    --shadow-light: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-heavy: 0 8px 25px rgba(0, 0, 0, 0.5);
}

/* Efeito glassmorphism no tema dark */
[data-theme="dark"] .header {
    background: rgba(28, 28, 30, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .sidebar {
    background: rgba(28, 28, 30, 0.6);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .editor-container {
    background: rgba(18, 18, 18, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

[data-theme="dark"] .tab-bar {
    background: rgba(28, 28, 30, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .editor-toolbar {
    background: rgba(28, 28, 30, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .code-editor {
    background: rgba(30, 30, 30, 0.9);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 14px;
    line-height: 1.5;
    overflow: hidden;
    position: relative;
}

/* Canvas de Estrelas */
.stars-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    background: linear-gradient(180deg, #000000 0%, #0a0a1a 50%, #000000 100%);
    pointer-events: none;
}

/* Ajustar z-index dos elementos principais */
.header {
    position: relative;
    z-index: 1000;
}

.main-content {
    position: relative;
    z-index: 1;
}

/* Header */
.header {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-light);
    height: 60px;
    display: flex;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 0 24px;
    gap: 16px;
}

.logo-section {
    flex-shrink: 0;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.sankhya-logo {
    display: flex;
    align-items: center;
    justify-content: center;
}

.app-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.base-info {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0 12px;
    margin-right: 4px;
    font-size: 13px;
    color: var(--text-secondary);
    border-right: 1px solid var(--border-light);
}

.base-label {
    font-weight: 500;
    opacity: 0.7;
    font-size: 12px;
}

.base-name {
    font-weight: 600;
    color: var(--text-primary);
    padding: 4px 10px;
    background: var(--bg-secondary);
    border-radius: var(--radius-small);
    border: 1px solid var(--border-light);
    white-space: nowrap;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.header-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    border-radius: var(--radius-small);
    cursor: pointer;
    transition: var(--transition);
}

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

/* Main Content */
.main-content {
    display: flex;
    height: 100vh;
    padding-top: 60px;
}

/* Select2 - integração com tema da aplicação */
.select2-container--default .select2-selection--single {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-small);
    height: 32px;
    padding: 4px 8px;
    display: flex;
    align-items: center;
}

.select2-container--default .select2-selection--single .select2-selection__rendered {
    color: var(--text-primary);
    line-height: 24px;
}

.select2-container--default .select2-selection--single .select2-selection__placeholder {
    color: var(--text-secondary);
}

.select2-container--default .select2-selection--single .select2-selection__arrow {
    height: 100%;
    right: 8px;
}

.select2-dropdown {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-medium);
    box-shadow: var(--shadow-medium);
}

.select2-results__option {
    color: var(--text-primary);
    padding: 6px 10px;
    font-size: 13px;
}

.select2-results__option--highlighted[aria-selected] {
    background-color: var(--accent-blue);
    color: #fff;
}

.select2-results__option[aria-selected=true] {
    background-color: rgba(255,255,255,0.06);
}

[data-theme="dark"] .select2-container--default .select2-selection--single {
    background-color: rgba(28, 28, 30, 0.9);
    border-color: rgba(255, 255, 255, 0.15);
}

[data-theme="dark"] .select2-dropdown {
    background-color: rgba(18, 18, 18, 0.95);
    border-color: rgba(255, 255, 255, 0.15);
}

/* Sidebar */
.sidebar {
    width: 240px;
    background: var(--bg-primary);
    border-right: 1px solid var(--border-light);
    display: flex;
    flex-direction: column;
    position: fixed;
    left: 0;
    top: 60px;
    bottom: 0;
    z-index: 100;
}

.sidebar-header {
    padding: 20px 16px 12px;
    border-bottom: 1px solid var(--border-light);
}

.sidebar-header h3 {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.sidebar-nav {
    padding: 8px;
    flex: 1;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 10px 12px;
    border: none;
    background: transparent;
    color: var(--text-primary);
    text-align: left;
    border-radius: var(--radius-medium);
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
    margin-bottom: 2px;
}

.nav-item:hover {
    background: var(--bg-secondary);
}

.nav-item.active {
    background: var(--accent-blue);
    color: white;
}

.nav-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
}

/* Editor Container */
.editor-container {
    flex: 1;
    margin-left: 240px;
    display: flex;
    flex-direction: column;
    background: var(--bg-tertiary);
    padding-top: 60px; /* Será ajustado dinamicamente quando abas estiverem visíveis */
}

/* Tab Bar */
.tab-bar {
    display: flex;
    align-items: center;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-light);
    padding: 0 16px;
    height: 44px;
    gap: 8px;
}

.tabs {
    display: flex;
    align-items: center;
    gap: 4px;
    flex: 1;
}

.tab {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-small);
    font-size: 13px;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition);
    max-width: 200px;
}

.tab.active {
    background: var(--bg-primary);
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-light);
}

.tab-icon {
    display: flex;
    align-items: center;
    color: var(--text-secondary);
}

.tab-title {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.tab-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    border-radius: 2px;
    cursor: pointer;
    transition: var(--transition);
}

.tab-close:hover {
    background: var(--border-light);
    color: var(--text-primary);
}

.add-tab-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    border-radius: var(--radius-small);
    cursor: pointer;
    transition: var(--transition);
}

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

/* Editor Content */
.editor-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    position: relative;
    margin-top: -57px;
}

.module-content {
    display: none;
    flex-direction: column;
    height: 100%;
    position: relative;
}

.module-content.active {
    display: flex;
}

/* Editor Toolbar */
.editor-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-light);
    padding: 12px 16px;
    gap: 12px;
}

.toolbar-left {
    display: flex;
    align-items: center;
    gap: 8px;
}

.toolbar-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border: 1px solid var(--border-medium);
    background: var(--bg-primary);
    color: var(--text-primary);
    border-radius: var(--radius-small);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.toolbar-btn:hover {
    background: var(--bg-secondary);
    border-color: var(--border-light);
}

.toolbar-btn.primary {
    background: var(--accent-blue);
    color: white;
    border-color: var(--accent-blue);
}

.toolbar-btn.primary:hover {
    background: var(--accent-blue-hover);
    border-color: var(--accent-blue-hover);
}

.toolbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-secondary);
}

.status-dot.connected {
    background: var(--accent-green);
    box-shadow: 0 0 0 2px rgba(48, 209, 88, 0.2);
}

/* Code Editor */
.code-editor {
    flex: 1;
    background: var(--bg-primary);
    border-radius: 0;
    overflow: hidden;
}

/* Toast Notification */
.toast {
    position: fixed;
    top: 80px;
    right: 24px;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-medium);
    box-shadow: var(--shadow-heavy);
    padding: 12px 16px;
    display: none;
    align-items: center;
    gap: 8px;
    z-index: 2000;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    animation: slideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.toast.show {
    display: flex;
}

.toast-content {
    display: flex;
    align-items: center;
    gap: 8px;
}

.toast-icon {
    color: var(--accent-green);
}

.toast-message {
    font-size: 14px;
    color: var(--text-primary);
}

/* Loading Spinner */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.8);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 3000;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

[data-theme="dark"] .loading-overlay {
    background: rgba(0, 0, 0, 0.8);
}

.loading-overlay.show {
    display: flex;
}

.spinner {
    width: 40px;
    height: 40px;
    position: relative;
}

.spinner-ring {
    width: 100%;
    height: 100%;
    border: 3px solid var(--border-light);
    border-top: 3px solid var(--accent-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Animations */
@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Loader específico para Procedure Editor */
.procedure-loader-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 26, 26, 0.7);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

[data-theme="light"] .procedure-loader-overlay {
    background: rgba(255, 255, 255, 0.7);
}

.procedure-loader-overlay[style*="display: flex"] {
    opacity: 1;
}

.procedure-loader-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.procedure-spinner {
    width: 48px;
    height: 48px;
    position: relative;
}

.procedure-spinner-ring {
    width: 100%;
    height: 100%;
    border: 4px solid rgba(74, 144, 226, 0.2);
    border-top: 4px solid var(--accent-blue, #4a90e2);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.procedure-loader-text {
    color: var(--text-primary, #fff);
    font-size: 16px;
    font-weight: 500;
    margin: 0;
    letter-spacing: 0.3px;
}

/* Query Results Grid */
.query-results-container {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    overflow: hidden !important;
}

.query-results-table-wrapper {
    overflow-x: scroll !important;
    overflow-y: auto !important;
    position: relative;
    -webkit-overflow-scrolling: touch;
    width: 100%;
    flex: 1;
    min-height: 0;
    display: block;
}

.query-results-table {
    width: max-content !important;
    min-width: 100%;
    table-layout: auto;
    border-collapse: separate;
    border-spacing: 0;
    display: table !important;
}

.query-results-table thead tr {
    position: sticky;
    top: 0;
    z-index: 10;
}

.query-results-table tbody tr {
    transition: background-color 0.15s ease;
}

.query-results-table tbody tr:hover {
    background-color: rgba(74, 144, 226, 0.1) !important;
}

.query-results-table td,
.query-results-table th {
    white-space: nowrap;
    overflow: visible;
    text-overflow: ellipsis;
    min-width: 120px;
    padding: 10px 16px;
}

.query-results-table th {
    position: sticky;
    top: 0;
    background: var(--bg-secondary, #2a2a2a);
    z-index: 11;
}

.query-results-table td {
    white-space: nowrap;
    overflow: visible;
    word-wrap: normal;
    position: relative;
}

/* Células editáveis */
.query-results-table td.editable-cell {
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.query-results-table td.editable-cell:hover {
    background-color: rgba(74, 144, 226, 0.15) !important;
    outline: 1px solid rgba(74, 144, 226, 0.3);
}

.query-results-table td.editable-cell.editing {
    padding: 0 !important;
}

/* Input de edição inline */
.cell-edit-input {
    width: 100% !important;
    min-width: 100px;
    box-sizing: border-box;
}

.cell-edit-input:focus {
    box-shadow: 0 0 0 2px rgba(74, 144, 226, 0.3);
}

/* Scrollbar personalizada para a tabela */
.query-results-table-wrapper::-webkit-scrollbar {
    width: 12px;
    height: 12px;
    -webkit-appearance: none;
}

.query-results-table-wrapper::-webkit-scrollbar:horizontal {
    height: 12px !important;
    display: block !important;
}

.query-results-table-wrapper::-webkit-scrollbar-track {
    background: var(--bg-secondary, #2a2a2a);
    border-radius: 6px;
}

.query-results-table-wrapper::-webkit-scrollbar-thumb {
    background: var(--border-color, #3a3a3a);
    border-radius: 6px;
    transition: background 0.2s ease;
}

.query-results-table-wrapper::-webkit-scrollbar-thumb:hover {
    background: var(--accent-blue, #4a90e2);
}

/* Scrollbar para Firefox */
.query-results-table-wrapper {
    scrollbar-width: thin;
    scrollbar-color: var(--border-color, #3a3a3a) var(--bg-secondary, #2a2a2a);
}

/* Scrollbar personalizada para a lista de histórico de queries */
.query-history-list::-webkit-scrollbar {
    width: 10px;
    -webkit-appearance: none;
}

.query-history-list::-webkit-scrollbar-track {
    background: var(--bg-secondary, #2a2a2a);
    border-radius: 5px;
}

.query-history-list::-webkit-scrollbar-thumb {
    background: var(--border-color, #3a3a3a);
    border-radius: 5px;
    transition: background 0.2s ease;
}

.query-history-list::-webkit-scrollbar-thumb:hover {
    background: var(--accent-blue, #4a90e2);
}

/* Scrollbar para Firefox na lista de histórico */
.query-history-list {
    scrollbar-width: thin;
    scrollbar-color: var(--border-color, #3a3a3a) var(--bg-secondary, #2a2a2a);
}

/* Responsividade */
@media (max-width: 768px) {
    .sidebar {
        width: 200px;
    }
    
    .editor-container {
        margin-left: 200px;
    }
    
    .header-content {
        padding: 0 16px;
    }
    
    .app-title {
        font-size: 16px;
    }
}

@media (max-width: 640px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .editor-container {
        margin-left: 0;
    }
    
    .tab {
        max-width: 120px;
    }
    
    .toolbar-btn span {
        display: none;
    }
}

/* Monaco Editor customization */
.monaco-editor {
    --vscode-editor-background: var(--bg-primary) !important;
    --vscode-editor-foreground: var(--text-primary) !important;
}

.monaco-editor .margin {
    background-color: var(--bg-primary) !important;
}

.monaco-editor .monaco-editor-background {
    background-color: var(--bg-primary) !important;
}

/* Tema Dark para Monaco Editor */
[data-theme="dark"] .monaco-editor {
    --vscode-editor-background: #1e1e1e !important;
    --vscode-editor-foreground: #d4d4d4 !important;
}

[data-theme="dark"] .monaco-editor .margin {
    background-color: #1e1e1e !important;
}

[data-theme="dark"] .monaco-editor .monaco-editor-background {
    background-color: #1e1e1e !important;
}

/* Scrollbar customization */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border-medium);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Focus states */
button:focus-visible,
.nav-item:focus-visible {
    outline: 2px solid var(--accent-blue);
    outline-offset: 2px;
}

/* Botão de alternância de tema */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    border-radius: var(--radius-small);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

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

.theme-toggle svg {
    transition: opacity 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    width: 16px;
    height: 16px;
}

.theme-icon-light,
.theme-icon-dark {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

/* Animação suave de transição entre temas */
body {
    transition: background-color 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    transition: background-color 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                color 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   Modal de Configurações - Estilo Cursor
   ============================================ */
.settings-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.settings-modal.active {
    display: flex;
    opacity: 1;
}

.settings-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.settings-modal-content {
    position: relative;
    width: 90%;
    max-width: 600px;
    max-height: 85vh;
    background: var(--bg-primary);
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: scale(0.95);
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--border-light);
}

.settings-modal.active .settings-modal-content {
    transform: scale(1);
}

.settings-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px;
    border-bottom: 1px solid var(--border-light);
}

.settings-modal-header h2 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.settings-modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

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

.settings-modal-body {
    padding: 24px;
    overflow-y: auto;
    flex: 1;
}

.settings-section {
    margin-bottom: 32px;
}

.settings-section:last-child {
    margin-bottom: 0;
}

.settings-section-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Opções de Tema */
.theme-options {
    display: grid;
    gap: 12px;
}

.theme-option {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    border: 2px solid var(--border-light);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    background: var(--bg-secondary);
    position: relative;
}

.theme-option:hover {
    border-color: var(--accent-blue);
    background: var(--bg-tertiary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.theme-option.active {
    border-color: var(--accent-blue);
    background: var(--bg-tertiary);
    box-shadow: 0 0 0 3px rgba(10, 132, 255, 0.1);
}

.theme-preview {
    width: 64px;
    height: 64px;
    border-radius: 10px;
    overflow: hidden;
    position: relative;
    flex-shrink: 0;
    border: 2px solid var(--border-light);
}

.theme-preview-stars {
    background: linear-gradient(180deg, #000000 0%, #0a0a1a 50%, #000000 100%);
}

.theme-preview-stars-bg {
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(2px 2px at 20% 30%, white, transparent),
        radial-gradient(2px 2px at 60% 70%, white, transparent),
        radial-gradient(1px 1px at 50% 50%, white, transparent),
        radial-gradient(1px 1px at 80% 10%, white, transparent),
        radial-gradient(2px 2px at 90% 60%, white, transparent),
        radial-gradient(1px 1px at 30% 80%, white, transparent);
    background-size: 200% 200%;
    animation: twinkle 3s ease-in-out infinite;
}

.theme-preview-rain {
    background: linear-gradient(180deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
}

.theme-preview-rain-bg {
    width: 100%;
    height: 100%;
    background: 
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(255, 255, 255, 0.1) 2px,
            rgba(255, 255, 255, 0.1) 4px
        );
    animation: rain 1s linear infinite;
}

.theme-preview-snow {
    background: linear-gradient(180deg, #1e3a5f 0%, #2d4a6b 50%, #3d5a7b 100%);
}

.theme-preview-snow-bg {
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(2px 2px at 20% 30%, white, transparent),
        radial-gradient(2px 2px at 60% 70%, white, transparent),
        radial-gradient(1px 1px at 50% 50%, white, transparent),
        radial-gradient(1px 1px at 80% 10%, white, transparent);
    background-size: 200% 200%;
    animation: snow 3s linear infinite;
}

.theme-preview-ocean {
    background: linear-gradient(180deg, #001f3f 0%, #003d6b 50%, #005a9e 100%);
}

.theme-preview-ocean-bg {
    width: 100%;
    height: 100%;
    background: 
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 10px,
            rgba(255, 255, 255, 0.05) 10px,
            rgba(255, 255, 255, 0.05) 20px
        );
    animation: ocean 2s ease-in-out infinite;
}

@keyframes twinkle {
    0%, 100% { opacity: 0.8; }
    50% { opacity: 1; }
}

@keyframes rain {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
}

@keyframes snow {
    0% { transform: translateY(-100%) translateX(0); }
    100% { transform: translateY(100%) translateX(20px); }
}

@keyframes ocean {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(10px); }
}

.theme-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.theme-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.theme-description {
    font-size: 13px;
    color: var(--text-secondary);
}

.theme-check {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--accent-blue);
    color: white;
    display: none;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.theme-option.active .theme-check {
    display: flex;
}

/* Canvas para Efeitos */
.effect-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* ============================================
   Temas Visuais
   ============================================ */

/* Tema Estrelas */
[data-visual-theme="stars"] .stars-canvas {
    display: block;
}

[data-visual-theme="stars"] .rain-canvas,
[data-visual-theme="stars"] .snow-canvas,
[data-visual-theme="stars"] .ocean-canvas {
    display: none;
}

[data-visual-theme="stars"] body {
    background: linear-gradient(180deg, #000000 0%, #0a0a1a 50%, #000000 100%);
}

/* Tema Chuva */
[data-visual-theme="rain"] #rainCanvas {
    display: block;
    background: linear-gradient(180deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
}

[data-visual-theme="rain"] .stars-canvas,
[data-visual-theme="rain"] #snowCanvas,
[data-visual-theme="rain"] #oceanCanvas {
    display: none;
}

[data-visual-theme="rain"] body {
    background: linear-gradient(180deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
}

/* Tema Nevasca */
[data-visual-theme="snow"] #snowCanvas {
    display: block;
    background: linear-gradient(180deg, #1e3a5f 0%, #2d4a6b 50%, #3d5a7b 100%);
}

[data-visual-theme="snow"] .stars-canvas,
[data-visual-theme="snow"] #rainCanvas,
[data-visual-theme="snow"] #oceanCanvas {
    display: none;
}

[data-visual-theme="snow"] body {
    background: linear-gradient(180deg, #1e3a5f 0%, #2d4a6b 50%, #3d5a7b 100%);
}

/* Tema Oceano */
[data-visual-theme="ocean"] #oceanCanvas {
    display: block;
    background: linear-gradient(180deg, #001f3f 0%, #003d6b 50%, #005a9e 100%);
}

[data-visual-theme="ocean"] .stars-canvas,
[data-visual-theme="ocean"] #rainCanvas,
[data-visual-theme="ocean"] #snowCanvas {
    display: none;
}

[data-visual-theme="ocean"] body {
    background: linear-gradient(180deg, #001f3f 0%, #003d6b 50%, #005a9e 100%);
}