/**
 * Local360 Studio - Application Layout & Shell Styles (Phase 11-20 Version)
 */

body {
    background-color: #f4f4f5 !important;
    transition: background-color var(--transition-normal);
}
[data-theme="dark"] body {
    background-color: #0c0c0e !important;
}

/* App Shell Structure */
.app-layout {
    display: flex;
    min-height: 100vh;
    max-width: 1360px;
    margin: 0 auto;
    width: 100%;
    background-color: var(--background);
    border-left: 1px solid var(--border);
    border-right: 1px solid var(--border);
    position: relative;
    box-shadow: 0 0 40px rgba(0, 0, 0, 0.02);
}

.app-sidebar {
    width: 240px;
    background-color: rgba(255, 255, 255, 0.65);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border-right: 1px solid rgba(228, 228, 231, 0.6);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 100;
    transition: transform var(--transition-normal), background-color var(--transition-normal), border-color var(--transition-normal);
}
[data-theme="dark"] .app-sidebar {
    background-color: rgba(18, 18, 21, 0.65);
    border-right: 1px solid rgba(39, 39, 42, 0.6);
}

.sidebar-header {
    height: 44px;
    padding: 0 0.875rem;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--border);
}

.logo-link-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon-brand {
    font-size: 0.65rem;
    font-weight: 800;
    width: 26px;
    height: 26px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--primary), #be123c);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    letter-spacing: -0.05em;
    box-shadow: 0 1px 3px rgba(225, 29, 72, 0.2);
}

.logo-text-brand {
    display: flex;
    align-items: baseline;
}

.brand-main {
    font-weight: 700;
    font-size: 0.9375rem;
    letter-spacing: -0.03em;
    color: var(--foreground);
}

.brand-suffix {
    font-weight: 500;
    font-size: 0.9375rem;
    letter-spacing: -0.03em;
    color: var(--primary);
}

.sidebar-nav {
    flex: 1;
    padding: 0.75rem 0.625rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.nav-group-title {
    font-size: 0.625rem;
    font-weight: 600;
    color: var(--muted-foreground);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 0.625rem 0.5rem 0.25rem 0.5rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.625rem;
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--muted-foreground);
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.nav-item i {
    width: 15px;
    height: 15px;
    flex-shrink: 0;
}

.nav-item:hover, .nav-item.active {
    color: var(--foreground);
    background-color: var(--secondary);
}

.nav-item.active {
    color: var(--primary);
    background-color: rgba(225, 29, 72, 0.06);
}
[data-theme="dark"] .nav-item.active {
    color: var(--primary);
    background-color: rgba(251, 113, 133, 0.08);
}

.sidebar-footer {
    padding: 0.5rem 0.625rem;
    border-top: 1px solid var(--border);
}

.theme-toggle-btn {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: none;
    border: 1px solid var(--border);
    padding: 0.4rem 0.625rem;
    border-radius: var(--radius-sm);
    color: var(--muted-foreground);
    font-family: inherit;
    font-size: 0.8125rem;
    cursor: pointer;
    font-weight: 500;
    transition: background-color var(--transition-fast), color var(--transition-fast);
}
.theme-toggle-btn:hover {
    background-color: var(--secondary);
    color: var(--foreground);
}

.theme-toggle-btn i {
    width: 15px;
    height: 15px;
}

/* Toggle light/dark icons */
.light-icon, [data-theme="dark"] .dark-icon {
    display: none;
}
[data-theme="dark"] .light-icon {
    display: block;
}

/* App Main Content Area */
.app-main {
    flex: 1;
    margin-left: 240px;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.app-header {
    height: 44px;
    border-bottom: 1px solid rgba(228, 228, 231, 0.6);
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: rgba(255, 255, 255, 0.65);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    position: sticky;
    top: 0;
    z-index: 90;
    transition: background-color var(--transition-normal), border-color var(--transition-normal);
}
[data-theme="dark"] .app-header {
    background-color: rgba(9, 9, 11, 0.65);
    border-bottom: 1px solid rgba(39, 39, 42, 0.6);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--foreground);
    cursor: pointer;
    padding: 0.5rem;
}

/* Top bar Search Input */
.header-search-container {
    position: relative;
    width: 100%;
    max-width: 480px;
}

.search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.search-indicator {
    position: absolute;
    left: 0.75rem;
    width: 14px;
    height: 14px;
    color: var(--muted-foreground);
    pointer-events: none;
}

.global-search-input {
    width: 100%;
    font-family: inherit;
    font-size: 0.8125rem;
    padding: 0.4rem 4rem 0.4rem 2.125rem;
    border-radius: var(--radius-sm);
    background-color: var(--secondary);
    border: 1px solid var(--border);
    color: var(--foreground);
    outline: none;
    transition: border-color var(--transition-fast), background-color var(--transition-fast), box-shadow var(--transition-fast);
}
.global-search-input:focus {
    background-color: var(--background);
    border-color: var(--ring);
    box-shadow: 0 0 0 2px rgba(225, 29, 72, 0.1);
}

/* Ctrl K Keyboard Hint badge */
.search-kbd-hint {
    position: absolute;
    right: 2.25rem;
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--muted-foreground);
    background-color: var(--border);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 0.15rem 0.35rem;
    pointer-events: none;
    line-height: 1;
}

.voice-search-btn {
    position: absolute;
    right: 0.75rem;
    background: none;
    border: none;
    color: var(--muted-foreground);
    cursor: pointer;
    padding: 0.25rem;
    display: flex;
    align-items: center;
    border-radius: 4px;
    transition: color var(--transition-fast);
}
.voice-search-btn:hover, .voice-search-btn.listening {
    color: var(--primary);
}
.voice-search-btn.listening {
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.15); opacity: 0.6; }
    100% { transform: scale(1); opacity: 1; }
}

/* AI Intent Search Results Dropdown */
.search-dropdown-results {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(228, 228, 231, 0.6);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-height: 380px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
    transition: background-color var(--transition-normal), border-color var(--transition-normal);
}
[data-theme="dark"] .search-dropdown-results {
    background-color: rgba(18, 18, 21, 0.85);
    border: 1px solid rgba(39, 39, 42, 0.6);
}

.search-result-group {
    padding: 0.5rem 0;
}
.search-result-group-title {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--muted-foreground);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.5rem 1rem;
}

.search-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.75rem;
    cursor: pointer;
    font-size: 0.8125rem;
    transition: background-color var(--transition-fast);
}
.search-item:hover, .search-item.highlighted {
    background-color: var(--secondary);
}

.search-item-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background-color: var(--secondary);
    color: var(--muted-foreground);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}
.search-item:hover .search-item-icon, .search-item.highlighted .search-item-icon {
    background-color: var(--background);
    color: var(--primary);
}

.search-item-details {
    display: flex;
    flex-direction: column;
    min-width: 0;
}
.search-item-name {
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.search-item-desc {
    font-size: 0.75rem;
    color: var(--muted-foreground);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.search-no-results {
    padding: 1.5rem;
    text-align: center;
    color: var(--muted-foreground);
    font-size: 0.9rem;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.header-link-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.3rem;
    border-radius: var(--radius-sm);
    color: var(--muted-foreground);
    transition: color var(--transition-fast), background-color var(--transition-fast);
    background: none;
    border: none;
    cursor: pointer;
}
.header-link-icon:hover {
    color: var(--foreground);
    background-color: var(--secondary);
}

/* App Viewport Container */
.app-content-viewport {
    flex: 1;
    padding: 1rem 1.25rem;
    width: 100%;
    min-width: 0;
}

/* Footer Section */
.app-footer {
    border-top: 1px solid var(--border);
    padding: 0.625rem 1.25rem;
    margin-top: auto;
    font-size: 0.6875rem;
    color: var(--muted-foreground);
}
.footer-inner {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* HOMEPAGE VIEW DESIGN */
.homepage-hero {
    text-align: center;
    padding: 2rem 1rem 1.5rem 1rem;
    max-width: 720px;
    margin: 0 auto;
}

.hero-title {
    font-size: 2.25rem;
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 0.875rem;
    color: var(--muted-foreground);
    max-width: 500px;
    margin: 0 auto 1.5rem auto;
    line-height: 1.5;
}

/* Main Landing Search Box */
.hero-search-box {
    position: relative;
    max-width: 580px;
    margin: 0 auto;
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-xl);
}

.hero-search-input {
    width: 100%;
    font-family: inherit;
    font-size: 1.15rem;
    font-weight: 400;
    padding: 1.1rem 5rem 1.1rem 3.5rem;
    border-radius: var(--radius-xl);
    background-color: var(--card);
    border: 1px solid var(--border);
    color: var(--foreground);
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.hero-search-input:focus {
    border-color: var(--ring);
    box-shadow: 0 0 0 4px rgba(225, 29, 72, 0.15);
}
[data-theme="dark"] .hero-search-input:focus {
    box-shadow: 0 0 0 4px rgba(251, 113, 133, 0.25);
}

.hero-search-indicator {
    position: absolute;
    left: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    color: var(--muted-foreground);
    pointer-events: none;
}

.hero-voice-btn {
    position: absolute;
    right: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--muted-foreground);
    cursor: pointer;
    padding: 0.25rem;
    display: flex;
    align-items: center;
    transition: color var(--transition-fast);
}
.hero-voice-btn:hover {
    color: var(--primary);
}

/* Popular Search Suggestions */
.search-suggestions {
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    font-size: 0.85rem;
}
.suggestion-label {
    color: var(--muted-foreground);
}
.suggestion-chip {
    color: var(--muted-foreground);
    cursor: pointer;
    border-bottom: 1px dashed var(--border);
    transition: color var(--transition-fast), border-color var(--transition-fast);
}
.suggestion-chip:hover {
    color: var(--primary);
    border-color: var(--primary);
}

/* Dashboard Sections */
.dashboard-section {
    margin-top: 1.75rem;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.section-title {
    font-size: 0.9375rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}

/* Premium Card Grid Layouts */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 0.75rem;
}

.tool-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 0.75rem !important;
}

.tool-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.tool-card-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}
.tool-card-icon i {
    width: 14px;
    height: 14px;
}

/* Category Specific Colored Theme Accents (iLovePDF Style Cohesiveness) */
.category-finance .category-card-icon,
.category-finance .tool-card-icon {
    background-color: rgba(225, 29, 72, 0.07);
    color: var(--primary);
    border: 1px solid rgba(225, 29, 72, 0.12);
}
.category-finance:hover {
    border-color: rgba(225, 29, 72, 0.35) !important;
    box-shadow: 0 4px 12px rgba(225, 29, 72, 0.04) !important;
}

.category-pdf-tools .category-card-icon,
.category-pdf-tools .tool-card-icon {
    background-color: rgba(239, 68, 68, 0.07);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.12);
}
.category-pdf-tools:hover {
    border-color: rgba(239, 68, 68, 0.35) !important;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.04) !important;
}

.category-images .category-card-icon,
.category-images .tool-card-icon {
    background-color: rgba(245, 158, 11, 0.07);
    color: #f59e0b;
    border: 1px solid rgba(245, 158, 11, 0.12);
}
.category-images:hover {
    border-color: rgba(245, 158, 11, 0.35) !important;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.04) !important;
}

.category-gov-resizers .category-card-icon,
.category-gov-resizers .tool-card-icon {
    background-color: rgba(6, 182, 212, 0.07);
    color: #06b6d4;
    border: 1px solid rgba(6, 182, 212, 0.12);
}
.category-gov-resizers:hover {
    border-color: rgba(6, 182, 212, 0.35) !important;
    box-shadow: 0 4px 12px rgba(6, 182, 212, 0.04) !important;
}

.category-dev-tools .category-card-icon,
.category-dev-tools .tool-card-icon {
    background-color: rgba(59, 130, 246, 0.07);
    color: #3b82f6;
    border: 1px solid rgba(59, 130, 246, 0.12);
}
.category-dev-tools:hover {
    border-color: rgba(59, 130, 246, 0.35) !important;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.04) !important;
}

.category-daily-tools .category-card-icon,
.category-daily-tools .tool-card-icon {
    background-color: rgba(16, 185, 129, 0.07);
    color: #10b981;
    border: 1px solid rgba(16, 185, 129, 0.12);
}
.category-daily-tools:hover {
    border-color: rgba(16, 185, 129, 0.35) !important;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.04) !important;
}

.category-seo-marketing .category-card-icon,
.category-seo-marketing .tool-card-icon {
    background-color: rgba(168, 85, 247, 0.07);
    color: #a855f7;
    border: 1px solid rgba(168, 85, 247, 0.12);
}
.category-seo-marketing:hover {
    border-color: rgba(168, 85, 247, 0.35) !important;
    box-shadow: 0 4px 12px rgba(168, 85, 247, 0.04) !important;
}

.category-audio-tools .category-card-icon,
.category-audio-tools .tool-card-icon {
    background-color: rgba(236, 72, 153, 0.07);
    color: #ec4899;
    border: 1px solid rgba(236, 72, 153, 0.12);
}
.category-audio-tools:hover {
    border-color: rgba(236, 72, 153, 0.35) !important;
    box-shadow: 0 4px 12px rgba(236, 72, 153, 0.04) !important;
}

.category-video-tools .category-card-icon,
.category-video-tools .tool-card-icon {
    background-color: rgba(99, 102, 241, 0.07);
    color: #6366f1;
    border: 1px solid rgba(99, 102, 241, 0.12);
}
.category-video-tools:hover {
    border-color: rgba(99, 102, 241, 0.35) !important;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.04) !important;
}

.category-scientific-tools .category-card-icon,
.category-scientific-tools .tool-card-icon {
    background-color: rgba(20, 184, 166, 0.07);
    color: #14b8a6;
    border: 1px solid rgba(20, 184, 166, 0.12);
}
.category-scientific-tools:hover {
    border-color: rgba(20, 184, 166, 0.35) !important;
    box-shadow: 0 4px 12px rgba(20, 184, 166, 0.04) !important;
}

.favorite-btn {
    background: none;
    border: none;
    color: var(--muted-foreground);
    cursor: pointer;
    padding: 0.35rem;
    border-radius: 50%;
    transition: color var(--transition-fast), background-color var(--transition-fast);
}
.favorite-btn:hover {
    background-color: var(--secondary);
    color: #ef4444;
}
.favorite-btn.active {
    color: #ef4444;
}

.tool-card-title {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    line-height: 1.3;
}

.tool-card-desc {
    font-size: 0.75rem;
    color: var(--muted-foreground);
    flex: 1;
    margin-bottom: 0.5rem;
    line-height: 1.45;
}

.tool-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.6875rem;
}

.tool-category-badge {
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    background-color: var(--secondary);
    color: var(--muted-foreground);
    font-weight: 500;
}

.tool-action-link {
    font-weight: 600;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 0.25rem;
}
.tool-action-link i {
    width: 14px;
    height: 14px;
    transition: transform var(--transition-fast);
}
.tool-card:hover .tool-action-link i {
    transform: translateX(3px);
}

/* Category grid */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 0.75rem;
}

.category-card {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.75rem !important;
}

.category-card-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.category-card-details {
    display: flex;
    flex-direction: column;
    min-width: 0;
    flex: 1;
}

.category-card-name {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--foreground);
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.25rem;
}

.category-card-desc {
    font-size: 0.6875rem;
    color: var(--muted-foreground);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-top: 0.125rem;
}

.category-card-count {
    font-size: 0.625rem;
    font-weight: 600;
    background-color: var(--secondary);
    color: var(--muted-foreground);
    padding: 0.05rem 0.3rem;
    border-radius: 3px;
    border: 1px solid var(--border);
}

/* DYNAMIC TOOL EXECUTION LAYOUT */
.tool-view-header {
    margin-bottom: 1rem;
}

.tool-breadcrumbs {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.75rem;
    color: var(--muted-foreground);
    margin-bottom: 0.375rem;
}
.tool-breadcrumbs a:hover {
    color: var(--foreground);
}
.breadcrumb-separator {
    color: var(--border);
}

.tool-header-title-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.tool-header-title-group {
    display: flex;
    align-items: center;
    gap: 0.625rem;
}

.tool-icon-frame {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background-color: var(--secondary);
    color: var(--primary);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    flex-shrink: 0;
}
.tool-icon-frame i {
    width: 14px;
    height: 14px;
}

.tool-title {
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.tool-description {
    font-size: 0.75rem;
    color: var(--muted-foreground);
    margin-top: 0.125rem;
    max-width: 720px;
}

.tool-workspace {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.875rem;
    align-items: start;
}

@media (max-width: 992px) {
    .tool-workspace {
        grid-template-columns: 1fr;
    }
    .tool-workspace-outputs {
        position: static !important;
    }
}

.tool-workspace-inputs {
    display: flex;
    flex-direction: column;
}

.tool-workspace-outputs {
    position: sticky;
    top: 72px;
}

/* Preview blocks inside outputs */
.output-preview-box {
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background-color: var(--secondary);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    position: relative;
    overflow: hidden;
}

.output-preview-box.transparent-checkerboard {
    background-color: #ffffff;
    background-image: 
        linear-gradient(45deg, #f0f0f0 25%, transparent 25%), 
        linear-gradient(-45deg, #f0f0f0 25%, transparent 25%), 
        linear-gradient(45deg, transparent 75%, #f0f0f0 75%), 
        linear-gradient(-45deg, transparent 75%, #f0f0f0 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

[data-theme="dark"] .output-preview-box.transparent-checkerboard {
    background-color: #1a1a1a;
    background-image: 
        linear-gradient(45deg, #262626 25%, transparent 25%), 
        linear-gradient(-45deg, #262626 25%, transparent 25%), 
        linear-gradient(45deg, transparent 75%, #262626 75%), 
        linear-gradient(-45deg, transparent 75%, #262626 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

.preview-image {
    max-width: 100%;
    max-height: 350px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    object-fit: contain;
}

.preview-dimensions {
    margin-top: 0.5rem;
    font-size: 0.8rem;
    color: var(--muted-foreground);
}

.no-preview-text {
    font-size: 0.9rem;
    color: var(--muted-foreground);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}
.no-preview-text i {
    width: 2.25rem;
    height: 2.25rem;
    color: var(--border);
}

/* Category Views */
.category-hero {
    padding: 2.5rem 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 2.5rem;
}

.category-title {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.category-title i {
    color: var(--primary);
}

.category-desc {
    color: var(--muted-foreground);
    margin-top: 0.5rem;
    font-size: 1rem;
    max-width: 680px;
}

/* ====================================================
   PHASE 2-10: PLATFORM INTELLIGENCE ADDITIONS
   ==================================================== */

/* Workspace Badge counter */
.workspace-badge {
    position: absolute;
    top: -3px;
    right: -3px;
    background-color: var(--primary);
    color: var(--primary-foreground);
    font-size: 0.65rem;
    font-weight: 700;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

/* Personal AI Workspace Slider Drawer */
.workspace-drawer {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 350px;
    background-color: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-left: 1px solid rgba(228, 228, 231, 0.6);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    visibility: hidden;
    pointer-events: none;
    transition: transform var(--transition-normal), visibility var(--transition-normal), background-color var(--transition-normal), border-color var(--transition-normal);
}
[data-theme="dark"] .workspace-drawer {
    background-color: rgba(18, 18, 21, 0.75);
    border-left: 1px solid rgba(39, 39, 42, 0.6);
}
.workspace-drawer.open {
    transform: translateX(0);
    visibility: visible;
    pointer-events: auto;
}

.drawer-header {
    height: 70px;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border);
}

.drawer-close-btn {
    background: none;
    border: none;
    color: var(--muted-foreground);
    cursor: pointer;
    padding: 0.4rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color var(--transition-fast), color var(--transition-fast);
}
.drawer-close-btn:hover {
    background-color: var(--secondary);
    color: var(--foreground);
}

.drawer-body {
    flex: 1;
    padding: 1.5rem;
    overflow-y: auto;
}

/* Workspace File Cards */
.workspace-file-card {
    background-color: var(--secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 0.85rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.workspace-file-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.workspace-file-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    min-width: 0;
}

.workspace-file-name {
    font-size: 0.85rem;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.workspace-file-size {
    font-size: 0.75rem;
    color: var(--muted-foreground);
}

.workspace-file-actions {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    margin-top: 0.25rem;
}

.workspace-action-btn {
    width: 100%;
    font-size: 0.8rem;
    padding: 0.4rem 0.75rem;
    justify-content: flex-start;
    border-radius: var(--radius-sm);
    text-align: left;
}

/* Smart Workspace Recommendation Cards */
.workspace-recommendation-box {
    margin-top: 1rem;
    background-color: rgba(225, 29, 72, 0.03);
    border: 1px dashed rgba(225, 29, 72, 0.3);
    border-radius: var(--radius-md);
    padding: 1rem;
}
[data-theme="dark"] .workspace-recommendation-box {
    background-color: rgba(251, 113, 133, 0.04);
    border-color: rgba(251, 113, 133, 0.3);
}

.recommendation-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 0.35rem;
    margin-bottom: 0.35rem;
}

.recommendation-desc {
    font-size: 0.8rem;
    color: var(--muted-foreground);
    margin-bottom: 0.75rem;
}

/* Floating AI Assistant Widgets */
.floating-assistant-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 999;
    pointer-events: none; /* Ignore click events on container bounds */
}

.floating-assistant-bubble {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: var(--primary);
    color: var(--primary-foreground);
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: auto; /* Enable click events on bubble button */
    transition: transform var(--transition-fast), background-color var(--transition-fast), opacity var(--transition-fast), visibility var(--transition-fast);
}
.floating-assistant-container.panel-open .floating-assistant-bubble {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: scale(0.8);
}
.floating-assistant-bubble:hover {
    transform: scale(1.05);
}

.floating-assistant-bubble i {
    width: 24px;
    height: 24px;
}

/* Assistant Chat / FAQ Panel */
.assistant-panel {
    position: absolute;
    bottom: 4.5rem; /* Stacks cleanly above the bubble */
    right: 0;
    width: 350px;
    height: 480px;
    background-color: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(228, 228, 231, 0.6);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: translateY(20px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: transform var(--transition-normal), opacity var(--transition-normal), visibility var(--transition-normal), background-color var(--transition-normal), border-color var(--transition-normal);
}
[data-theme="dark"] .assistant-panel {
    background-color: rgba(18, 18, 21, 0.75);
    border: 1px solid rgba(39, 39, 42, 0.6);
}
.assistant-panel.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.assistant-header {
    padding: 1rem 1.25rem;
    background-color: var(--card);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.assistant-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
}

.assistant-body {
    flex: 1;
    padding: 1.25rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.assistant-faq-card {
    background-color: var(--secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 0.75rem;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color var(--transition-fast), border-color var(--transition-fast);
    text-align: left;
}
.assistant-faq-card:hover {
    border-color: var(--ring);
    background-color: var(--card);
}

.assistant-msg {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    align-items: flex-start;
}
.assistant-bubble {
    background-color: var(--secondary);
    padding: 0.75rem;
    border-radius: 0 12px 12px 12px;
    font-size: 0.85rem;
    max-width: 85%;
    line-height: 1.45;
}
.user-msg {
    align-self: flex-end;
    background-color: var(--primary);
    color: var(--primary-foreground);
    padding: 0.75rem;
    border-radius: 12px 12px 0 12px;
    font-size: 0.85rem;
    max-width: 85%;
    line-height: 1.45;
    margin-bottom: 0.75rem;
    word-break: break-all;
}

.assistant-footer {
    padding: 0.75rem 1rem;
    border-top: 1px solid var(--border);
    display: flex;
    gap: 0.5rem;
}
.assistant-footer input {
    flex: 1;
    font-family: inherit;
    font-size: 0.85rem;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background-color: var(--secondary);
    color: var(--foreground);
    outline: none;
}
.assistant-footer input:focus {
    border-color: var(--ring);
}
.assistant-footer button {
    background-color: var(--primary);
    color: var(--primary-foreground);
    border: none;
    border-radius: var(--radius-sm);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

/* Admin Dashboard Metrics UI */
.admin-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.admin-metric-card {
    text-align: left;
}

.admin-metric-title {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--muted-foreground);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.admin-metric-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    margin-top: 0.25rem;
}

.admin-panel-card {
    background-color: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 2.5rem;
}

.admin-panel-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border);
    font-weight: 600;
    font-size: 1.05rem;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-table th, .admin-table td {
    padding: 0.85rem 1.5rem;
    text-align: left;
    font-size: 0.875rem;
    border-bottom: 1px solid var(--border);
}
.admin-table tr:last-child td {
    border-bottom: none;
}

.admin-table th {
    font-weight: 600;
    color: var(--muted-foreground);
    background-color: var(--secondary);
}

.conv-bar-outer {
    width: 120px;
    height: 8px;
    background-color: var(--border);
    border-radius: 4px;
    overflow: hidden;
    display: inline-block;
    vertical-align: middle;
    margin-right: 0.5rem;
}
.conv-bar-fill {
    height: 100%;
    background-color: var(--primary);
    border-radius: 4px;
}

.badge-warning {
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--accent);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

/* ====================================================
   PHASE 11-20: PIVOT STUDIO STYLE ADDITIONS
   ==================================================== */

/* Spotlight Overlay styles */
.spotlight-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(9, 9, 11, 0.3);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 2000;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 12vh;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}
[data-theme="dark"] .spotlight-overlay {
    background-color: rgba(0, 0, 0, 0.5);
}
.spotlight-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.spotlight-modal {
    width: 100%;
    max-width: 640px;
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(228, 228, 231, 0.6);
    border-radius: var(--radius-xl);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    max-height: 70vh;
    transform: translateY(-20px);
    transition: transform var(--transition-normal), background-color var(--transition-normal), border-color var(--transition-normal);
}
[data-theme="dark"] .spotlight-modal {
    background-color: rgba(18, 18, 21, 0.8);
    border: 1px solid rgba(39, 39, 42, 0.6);
}
.spotlight-overlay.open .spotlight-modal {
    transform: translateY(0);
}

.spotlight-search-header {
    height: 64px;
    border-bottom: 1px solid var(--border);
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}
.spotlight-icon {
    color: var(--muted-foreground);
    width: 20px;
    height: 20px;
}
.spotlight-search-header input {
    flex: 1;
    height: 100%;
    background: none;
    border: none;
    outline: none;
    font-family: inherit;
    font-size: 1.15rem;
    color: var(--foreground);
}
.spotlight-esc-badge {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--muted-foreground);
    border: 1px solid var(--border);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    line-height: 1;
}
.spotlight-results {
    flex: 1;
    overflow-y: auto;
    padding: 0.5rem 0;
}

/* File Heuristic Classification Badges */
.file-intel-badge {
    font-size: 0.65rem;
    font-weight: 600;
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    line-height: 1;
}

.badge-portrait {
    background-color: rgba(225, 29, 72, 0.08);
    color: var(--primary);
    border: 1px solid rgba(225, 29, 72, 0.15);
}
.badge-signature {
    background-color: rgba(59, 130, 246, 0.08);
    color: #3b82f6;
    border: 1px solid rgba(59, 130, 246, 0.15);
}
.badge-invoice {
    background-color: rgba(16, 185, 129, 0.08);
    color: #10b981;
    border: 1px solid rgba(16, 185, 129, 0.15);
}
.badge-id {
    background-color: rgba(245, 158, 11, 0.08);
    color: var(--accent);
    border: 1px solid rgba(245, 158, 11, 0.15);
}

/* AI Memory preload styling */
.pref-preload-alert {
    background-color: rgba(225, 29, 72, 0.04);
    border: 1px solid rgba(225, 29, 72, 0.15);
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
    font-size: 0.85rem;
    color: var(--foreground);
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
}
.pref-reset-btn {
    background: none;
    border: none;
    color: var(--primary);
    cursor: pointer;
    font-weight: 600;
    text-decoration: underline;
    font-family: inherit;
    font-size: 0.85rem;
}
.pref-reset-btn:hover {
    opacity: 0.8;
}

/* Explainer block mathematical displays */
.explainer-formula {
    background-color: var(--secondary);
    padding: 0.65rem 1rem;
    border-left: 3px solid var(--primary);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-family: monospace;
    font-size: 0.875rem;
    color: var(--foreground);
    margin: 0.45rem 0;
    letter-spacing: 0.01em;
}

/* Quick Categories Grid Shortcuts (mockup design alignment) */
.quick-shortcuts-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1rem;
    margin: 1.5rem 0 2rem 0;
    width: 100%;
}
@media (max-width: 992px) {
    .quick-shortcuts-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}
@media (max-width: 576px) {
    .quick-shortcuts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.shortcut-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1.25rem 0.5rem;
    background-color: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.shortcut-card:hover {
    transform: translateY(-2px);
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.shortcut-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    margin-bottom: 0.75rem;
}
.shortcut-icon i {
    width: 16px;
    height: 16px;
    color: #ffffff;
}

/* Shortcut icon color presets (Mockup Style) */
.icon-green { background: linear-gradient(135deg, #10b981, #059669); }
.icon-purple { background: linear-gradient(135deg, #8b5cf6, #7c3aed); }
.icon-blue { background: linear-gradient(135deg, #3b82f6, #2563eb); }
.icon-orange { background: linear-gradient(135deg, #f59e0b, #d97706); }
.icon-cyan { background: linear-gradient(135deg, #06b6d4, #0891b2); }

.shortcut-info {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}
.shortcut-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--foreground);
}
.shortcut-desc {
    font-size: 0.7rem;
    color: var(--muted-foreground);
    line-height: 1.3;
}

/* Shared Layout Workspace Grid split (Desktop mockup style) */
.app-workspace-container {
    display: flex;
    flex: 1;
    min-height: 0;
    position: relative;
    width: 100%;
}

.app-right-sidebar {
    width: 240px;
    border-left: 1px solid var(--border);
    background-color: var(--card);
    padding: 0.875rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    flex-shrink: 0;
}

.right-sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}

.right-sidebar-badge {
    font-size: 0.65rem;
    font-weight: 600;
    background-color: var(--secondary);
    color: var(--muted-foreground);
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
}

.right-sidebar-body {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* Workspace file list items inside right-sidebar */
.right-sidebar-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0.75rem;
    background-color: var(--secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 0.8rem;
    transition: background-color var(--transition-fast);
}
.right-sidebar-item:hover {
    background-color: var(--border);
}

.right-sidebar-item-info {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    min-width: 0;
}

.right-sidebar-item-name {
    font-weight: 500;
    color: var(--foreground);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.right-sidebar-item-meta {
    font-size: 0.7rem;
    color: var(--muted-foreground);
}

/* Activity log list items */
.activity-feed {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.activity-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.45rem 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.75rem;
}
.activity-item:last-child {
    border-bottom: none;
}

.activity-item-details {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.activity-item-name {
    font-weight: 500;
    color: var(--foreground);
}

.activity-item-time {
    font-size: 0.65rem;
    color: var(--muted-foreground);
}

@media (min-width: 1025px) {
    .app-sidebar {
        transform: none !important;
        position: fixed !important;
        left: 0 !important;
    }
    .app-main {
        margin-left: 240px !important;
    }
    .mobile-toggle {
        display: none !important;
    }
}

/* Mobile header branding & Off-canvas backdrop */
.mobile-logo-brand {
    display: none !important;
}
.sidebar-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 95;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}
.sidebar-backdrop.show {
    opacity: 1;
    pointer-events: auto;
}

@media (max-width: 1200px) {
    .app-right-sidebar {
        display: none !important;
    }
}

@media (max-width: 1024px) {
    .mobile-logo-brand {
        display: flex !important;
        align-items: center;
        gap: 0.5rem;
    }
    .theme-toggle-btn-header {
        display: none !important;
    }
    .app-sidebar {
        transform: translateX(-100%);
        visibility: hidden;
        pointer-events: none;
        transition: transform var(--transition-normal), visibility var(--transition-normal);
    }
    .app-sidebar.open {
        transform: translateX(0);
        visibility: visible;
        pointer-events: auto;
    }
    .app-main {
        margin-left: 0 !important;
    }
    .mobile-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    .app-header {
        padding: 0 1rem;
        position: relative !important;
    }
    .app-content-viewport {
        padding: 1rem;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 1.85rem;
    }
    .hero-search-input {
        font-size: 0.95rem;
        padding: 0.75rem 2.5rem;
    }
    .header-search-container {
        display: none;
    }
    .workspace-drawer {
        width: 100%;
    }
    .assistant-panel {
        width: calc(100vw - 2rem);
        right: 0;
        bottom: 4.5rem;
    }
    .floating-assistant-container {
        bottom: 1rem !important;
        right: 1rem !important;
    }
    .spotlight-overlay {
        padding-top: 5vh;
    }
    .spotlight-modal {
        max-height: 90vh;
        width: calc(100vw - 2rem);
    }
}

/* Custom Segmented Tab Bar */
.segmented-control {
    display: flex;
    background-color: var(--secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 2px;
    width: 100%;
    gap: 2px;
}
.segmented-btn {
    flex: 1;
    background: none;
    border: none;
    outline: none;
    font-family: inherit;
    font-size: 0.825rem;
    font-weight: 500;
    padding: 0.45rem 0.75rem;
    border-radius: var(--radius-sm);
    color: var(--muted-foreground);
    cursor: pointer;
    transition: background-color var(--transition-fast), color var(--transition-fast);
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.segmented-btn:hover {
    color: var(--foreground);
}
.segmented-btn.active {
    background-color: var(--card);
    color: var(--primary);
    font-weight: 600;
    box-shadow: var(--shadow-sm);
}

/* Premium Range Sliders with Input boxes */
.range-slider-wrapper {
    display: flex;
    align-items: center;
    gap: 1rem;
    width: 100%;
}
.range-slider {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    border-radius: 3px;
    background: var(--border);
    outline: none;
    cursor: pointer;
}
.range-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary);
    box-shadow: 0 1px 3px rgba(0,0,0,0.15);
    transition: transform var(--transition-fast);
}
.range-slider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}
.range-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border: none;
    border-radius: 50%;
    background: var(--primary);
    box-shadow: 0 1px 3px rgba(0,0,0,0.15);
    transition: transform var(--transition-fast);
}
.range-slider::-moz-range-thumb:hover {
    transform: scale(1.15);
}
.range-value-input {
    width: 75px !important;
    text-align: center;
    padding: 0.4rem 0.5rem !important;
    font-size: 0.85rem !important;
    border-radius: var(--radius-sm) !important;
}

/* Premium Custom Toast Notifications */
.toast-container {
    position: fixed;
    top: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    pointer-events: none;
    width: 320px;
}
.custom-toast {
    background-color: var(--card);
    border: 1px solid var(--border);
    border-left: 4px solid var(--primary);
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--foreground);
    pointer-events: auto;
    animation: toastSlideIn 250ms cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.custom-toast.toast-error {
    border-left-color: #ef4444;
}
.custom-toast.toast-success {
    border-left-color: #10b981;
}
.toast-close-btn {
    margin-left: auto;
    background: none;
    border: none;
    color: var(--muted-foreground);
    cursor: pointer;
    font-size: 1.15rem;
    line-height: 1;
    padding: 0.15rem;
}
.toast-close-btn:hover {
    color: var(--foreground);
}

@keyframes toastSlideIn {
    from { transform: translateY(-16px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}
@keyframes toastSlideOut {
    from { transform: translateY(0); opacity: 1; }
    to { transform: translateY(-16px); opacity: 0; }
}

@media (max-width: 576px) {
    .segmented-control {
        flex-direction: column !important;
        padding: 4px !important;
        border-radius: var(--radius-md) !important;
    }
    .segmented-btn {
        width: 100% !important;
        text-align: left !important;
        padding: 0.55rem 1rem !important;
    }
}

/* Premium Layout Upgrades: Sidebar-less Desktop & Dropdowns */
@media (min-width: 1025px) {
    .app-sidebar {
        display: none !important;
    }
    .app-main {
        margin-left: 0 !important;
    }
    .mobile-toggle {
        display: none !important;
    }
}

@media (max-width: 1024px) {
    .desktop-nav-menu {
        display: none !important;
    }
    .app-sidebar {
        display: flex !important;
    }
}

/* Desktop Header navigation styles */
.header-brand-container {
    display: flex;
    align-items: center;
    gap: 1rem;
    min-width: 0;
}

.desktop-nav-menu {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin-left: 0.5rem;
}

.header-nav-link {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--muted-foreground);
    transition: color var(--transition-fast);
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    display: flex;
    align-items: center;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    white-space: nowrap;
}
.header-nav-link:hover, .header-nav-link.active {
    color: var(--foreground);
    background-color: var(--secondary);
}

/* Categories Dropdown in Top Bar */
.header-dropdown-wrapper {
    position: relative;
}

.header-dropdown-content {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    width: 240px;
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(228, 228, 231, 0.6);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 0.35rem;
    z-index: 200;
    display: none;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity var(--transition-fast) ease, transform var(--transition-fast) ease, background-color var(--transition-normal), border-color var(--transition-normal);
}
[data-theme="dark"] .header-dropdown-content {
    background-color: rgba(18, 18, 21, 0.8);
    border: 1px solid rgba(39, 39, 42, 0.6);
}

.header-dropdown-content.show {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.header-dropdown-item {
    display: flex;
    align-items: center;
    padding: 0.375rem 0.625rem;
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--muted-foreground);
    transition: background-color var(--transition-fast), color var(--transition-fast);
}
.header-dropdown-item:hover {
    color: var(--foreground);
    background-color: var(--secondary);
}

/* Category header visual groups */
.category-icon-wrapper {
    transition: background-color var(--transition-fast), color var(--transition-fast);
}
.dashboard-section:hover .category-icon-wrapper {
    background-color: rgba(225, 29, 72, 0.12) !important;
    color: var(--primary) !important;
}

/* Sidebar Collapsible Sub-item Styles */
.sidebar-category-group {
    display: flex;
    flex-direction: column;
}
.sidebar-cat-trigger {
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    cursor: pointer;
    font-family: inherit;
}
.sidebar-sub-items {
    transition: max-height var(--transition-normal) ease-out, opacity var(--transition-normal);
    overflow: hidden;
}
.sub-nav-item {
    font-size: 0.75rem !important;
    padding: 0.3rem 0.625rem !important;
    margin-left: 1rem;
    display: flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--muted-foreground);
    border-left: 1px solid var(--border);
    border-radius: 0 !important;
    transition: border-color var(--transition-fast), color var(--transition-fast), background-color var(--transition-fast);
}
.sub-nav-item:hover, .sub-nav-item.active {
    color: var(--foreground);
    background-color: var(--secondary) !important;
    border-left-color: var(--primary);
}
.sub-nav-item.active {
    color: var(--primary);
    font-weight: 600;
    background-color: rgba(225, 29, 72, 0.05) !important;
}
[data-theme="dark"] .sub-nav-item.active {
    background-color: rgba(251, 113, 133, 0.06) !important;
}
.chevron-icon {
    transition: transform var(--transition-fast) ease;
}
.sidebar-cat-trigger.open .chevron-icon {
    transform: rotate(180deg);
}