/* Material Design System for ltds.uk */

/* ========================================
   Design Tokens
   ======================================== */

:root {
    /* Surface colors */
    --surface: #ffffff;
    --surface-dim: #f5f5f5;
    --surface-container: #fafafa;
    --surface-container-high: #f0f0f0;
    --background: #fafafa;

    /* Primary palette - Blue */
    --primary: #1a73e8;
    --primary-hover: #1557b0;
    --primary-container: #e8f0fe;
    --on-primary: #ffffff;
    --on-primary-container: #1a73e8;

    /* Secondary palette - Neutral */
    --secondary: #5f6368;
    --secondary-container: #e8eaed;
    --on-secondary: #ffffff;

    /* Text colors */
    --text-primary: #202124;
    --text-secondary: #5f6368;
    --text-tertiary: #80868b;
    --text-disabled: #9aa0a6;

    /* Outline/Border */
    --outline: #dadce0;
    --outline-variant: #e8eaed;

    /* Status colors */
    --success: #1e8e3e;
    --success-container: #e6f4ea;
    --warning: #f9ab00;
    --warning-container: #fef7e0;
    --error: #d93025;
    --error-container: #fce8e6;

    /* Typography */
    --font-sans: 'Google Sans', 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'Roboto Mono', 'SF Mono', Consolas, monospace;

    /* Spacing scale (4px base) */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;

    /* Elevation (Material Design 3) */
    --elevation-1: 0 1px 2px rgba(0,0,0,0.1), 0 1px 3px rgba(0,0,0,0.08);
    --elevation-2: 0 1px 2px rgba(0,0,0,0.1), 0 2px 6px rgba(0,0,0,0.1);
    --elevation-3: 0 1px 3px rgba(0,0,0,0.1), 0 4px 8px rgba(0,0,0,0.1);
    --elevation-4: 0 2px 4px rgba(0,0,0,0.1), 0 8px 16px rgba(0,0,0,0.1);

    /* Border radius */
    --radius-sm: 4px;
    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 100ms ease;
    --transition: 200ms ease;
    --transition-slow: 300ms ease;

    /* Layout */
    --header-height: 64px;
    --content-max-width: 1200px;
}


/* ========================================
   Reset & Base
   ======================================== */

*, *::before, *::after {
    box-sizing: border-box;
}

html {
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    color: var(--text-primary);
    background: var(--background);
    line-height: 1.5;
    margin: 0;
    padding: 0;
}


/* ========================================
   Layout: Top Bar Navigation
   ======================================== */

.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.top-bar {
    position: sticky;
    top: 0;
    z-index: 100;
    height: var(--header-height);
    background: var(--surface);
    border-bottom: 1px solid var(--outline);
    display: flex;
    align-items: center;
    padding: 0 var(--space-6);
    gap: var(--space-6);
}

.top-bar-logo {
    font-weight: 500;
    font-size: 18px;
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-shrink: 0;
}

.top-bar-logo:hover {
    color: var(--text-primary);
    text-decoration: none;
}

.top-bar-logo i {
    color: var(--primary);
}

.top-bar-tagline {
    font-size: 12px;
    font-weight: 400;
    color: var(--text-tertiary);
    margin-left: var(--space-2);
    padding-left: var(--space-2);
    border-left: 1px solid var(--outline);
}

.nav-separator {
    color: var(--outline);
    font-size: 14px;
    padding: 0 var(--space-1);
}

/* Search bar in top navigation */
.top-bar-search {
    flex: 1;
    max-width: 400px;
    position: relative;
}

.search-input-container {
    position: relative;
    width: 100%;
}

.search-input {
    width: 100%;
    height: 48px;
    padding: 0 var(--space-4) 0 48px;
    background: var(--surface-container);
    border: none;
    border-radius: var(--radius-full);
    font-size: 16px;
    color: var(--text-primary);
    transition: background var(--transition), box-shadow var(--transition);
}

.search-input:hover {
    background: var(--surface-container-high);
}

.search-input:focus {
    outline: none;
    background: var(--surface);
    box-shadow: var(--elevation-2);
}

.search-input::placeholder {
    color: var(--text-tertiary);
}

.search-icon {
    position: absolute;
    left: var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
    font-size: 20px;
    pointer-events: none;
}

/* Top bar actions (right side) */
.top-bar-actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    flex-shrink: 0;
    margin-left: auto;
}

/* Top bar navigation links */
.top-bar-nav {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.nav-link {
    padding: var(--space-2) var(--space-3);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: background var(--transition), color var(--transition);
}

.nav-link:hover {
    background: var(--surface-container);
    color: var(--text-primary);
    text-decoration: none;
}

/* Nav Dropdown */
.nav-dropdown {
    position: relative;
}

.nav-dropdown-toggle {
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
}

.nav-dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--elevation-2);
    min-width: 140px;
    padding: var(--space-1) 0;
    z-index: 1000;
    margin-top: var(--space-1);
}

.nav-dropdown.open .nav-dropdown-menu {
    display: block;
}

.nav-dropdown-item {
    display: block;
    padding: var(--space-2) var(--space-4);
    color: var(--text-primary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 400;
    white-space: nowrap;
}

.nav-dropdown-item:hover {
    background: var(--surface-container);
    text-decoration: none;
}


/* ========================================
   Main Content Area
   ======================================== */

.main-content {
    flex: 1;
    padding: var(--space-6);
    max-width: var(--content-max-width);
    margin: 0 auto;
    width: 100%;
}

.page-container {
    padding: var(--space-8) var(--space-6);
}


/* ========================================
   Typography
   ======================================== */

.headline-large {
    font-size: 32px;
    font-weight: 400;
    line-height: 1.25;
    color: var(--text-primary);
    margin: 0;
}

.headline-medium {
    font-size: 28px;
    font-weight: 400;
    line-height: 1.29;
    color: var(--text-primary);
    margin: 0;
}

.headline-small {
    font-size: 24px;
    font-weight: 400;
    line-height: 1.33;
    color: var(--text-primary);
    margin: 0;
}

/* Breadcrumbs */
.breadcrumbs {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    margin-bottom: 4px;
}
.breadcrumb-link {
    color: var(--text-tertiary);
    text-decoration: none;
}
.breadcrumb-link:hover {
    color: var(--primary);
    text-decoration: underline;
}
.breadcrumb-sep {
    font-size: 10px;
    color: var(--text-tertiary);
}
.breadcrumb-current {
    color: var(--text-secondary);
}

.title-large {
    font-size: 22px;
    font-weight: 400;
    line-height: 1.27;
    color: var(--text-primary);
    margin: 0;
}

.title-medium {
    font-size: 16px;
    font-weight: 500;
    line-height: 1.5;
    letter-spacing: 0.15px;
    color: var(--text-primary);
    margin: 0;
}

.title-small {
    font-size: 14px;
    font-weight: 500;
    line-height: 1.43;
    letter-spacing: 0.1px;
    color: var(--text-primary);
    margin: 0;
}

.body-large {
    font-size: 16px;
    font-weight: 400;
    line-height: 1.5;
    color: var(--text-primary);
}

.body-medium {
    font-size: 14px;
    font-weight: 400;
    line-height: 1.43;
    color: var(--text-primary);
}

.body-small {
    font-size: 12px;
    font-weight: 400;
    line-height: 1.33;
    color: var(--text-secondary);
}

.label-large {
    font-size: 14px;
    font-weight: 500;
    line-height: 1.43;
    letter-spacing: 0.1px;
}

.label-medium {
    font-size: 12px;
    font-weight: 500;
    line-height: 1.33;
    letter-spacing: 0.5px;
}

.label-small {
    font-size: 11px;
    font-weight: 500;
    line-height: 1.45;
    letter-spacing: 0.5px;
}


/* ========================================
   Cards (Material Design 3)
   ======================================== */

.card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--elevation-1);
    overflow: hidden;
}

.card-elevated {
    box-shadow: var(--elevation-2);
}

.card-outlined {
    box-shadow: none;
    border: 1px solid var(--outline);
}

.card-filled {
    background: var(--surface-container);
    box-shadow: none;
}

.card-content {
    padding: var(--space-4);
}

.card-header {
    padding: var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.card-title {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-primary);
    margin: 0;
}

.card-subtitle {
    font-size: 14px;
    color: var(--text-secondary);
    margin: var(--space-1) 0 0;
}

.card-actions {
    padding: var(--space-2) var(--space-4);
    display: flex;
    justify-content: flex-end;
    gap: var(--space-2);
}


/* ========================================
   Changes Feed (Homepage)
   ======================================== */

.changes-container {
    max-width: 800px;
    margin: 0 auto;
}

.date-group {
    margin-bottom: var(--space-8);
}

.date-header {
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-tertiary);
    padding: var(--space-2) 0;
    margin-bottom: var(--space-3);
}

.change-card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--elevation-1);
    margin-bottom: var(--space-3);
    transition: box-shadow var(--transition);
    cursor: pointer;
}

.change-card:hover {
    box-shadow: var(--elevation-2);
}

.change-card-content {
    padding: var(--space-4);
    display: flex;
    gap: var(--space-4);
}

.change-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--primary-container);
    color: var(--on-primary-container);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.change-icon.officer {
    background: #e8f0fe;
    color: #1967d2;
}

.change-icon.filing {
    background: #fef7e0;
    color: #e37400;
}

.change-icon.address {
    background: #e6f4ea;
    color: #137333;
}

.change-icon.status {
    background: #fce8e6;
    color: #c5221f;
}

.change-body {
    flex: 1;
    min-width: 0;
}

.change-company {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    margin: 0 0 var(--space-1);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.change-company-number {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-tertiary);
    font-weight: 400;
}

.change-summary {
    font-size: 14px;
    color: var(--text-secondary);
    margin: 0;
}

.change-meta {
    font-size: 12px;
    color: var(--text-tertiary);
    margin-top: var(--space-2);
}


/* ========================================
   Empty States
   ======================================== */

.empty-state {
    text-align: center;
    padding: var(--space-12) var(--space-6);
}

.empty-state-icon {
    width: 120px;
    height: 120px;
    margin: 0 auto var(--space-6);
    background: var(--surface-container);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.empty-state-icon i {
    font-size: 48px;
    color: var(--text-tertiary);
}

.empty-state-title {
    font-size: 22px;
    font-weight: 400;
    color: var(--text-primary);
    margin: 0 0 var(--space-2);
}

.empty-state-description {
    font-size: 14px;
    color: var(--text-secondary);
    margin: 0 0 var(--space-6);
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}


/* ========================================
   Buttons
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 500;
    line-height: 1;
    padding: 0 var(--space-6);
    height: 40px;
    border-radius: var(--radius-full);
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition);
}

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

.btn-filled:hover {
    background: var(--primary-hover);
    box-shadow: var(--elevation-1);
}

.btn-outlined {
    background: transparent;
    color: var(--primary);
    border: 1px solid var(--outline);
}

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

.btn-text {
    background: transparent;
    color: var(--primary);
    padding: 0 var(--space-3);
}

.btn-text:hover {
    background: var(--primary-container);
}

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: var(--radius-full);
    background: transparent;
    color: var(--text-secondary);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition);
}

.btn-icon:hover {
    background: var(--surface-container-high);
}

.btn-icon i {
    font-size: 20px;
}

/* FAB (Floating Action Button) */
.fab {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    width: 56px;
    height: 56px;
    border-radius: var(--radius-xl);
    background: var(--primary-container);
    color: var(--on-primary-container);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--elevation-3);
    transition: all var(--transition);
    z-index: 50;
}

.fab:hover {
    box-shadow: var(--elevation-4);
}

.fab i {
    font-size: 24px;
}

.fab-extended {
    width: auto;
    padding: 0 var(--space-4) 0 var(--space-4);
    gap: var(--space-2);
}

.fab-label {
    font-size: 14px;
    font-weight: 500;
}


/* ========================================
   Chips & Badges
   ======================================== */

.chip {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    height: 32px;
    padding: 0 var(--space-4);
    background: var(--surface-container);
    border: 1px solid var(--outline);
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: var(--text-primary);
}

.chip-selected {
    background: var(--primary-container);
    border-color: var(--primary);
    color: var(--on-primary-container);
}

/* Search Type Buttons */
.search-type-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background: var(--surface-container);
    border: 1px solid var(--outline);
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    transition: all 0.15s;
}

.search-type-btn:hover {
    background: var(--surface-container-high);
}

.search-type-btn.active {
    background: var(--primary-container);
    border-color: var(--primary);
    color: var(--on-primary-container);
}

.search-type-btn i {
    font-size: 16px;
}

.search-filter {
    display: flex;
    align-items: center;
}

.search-filter label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
}

.search-filter input[type="checkbox"] {
    width: 16px;
    height: 16px;
    margin: 0;
    cursor: pointer;
    accent-color: var(--primary);
}

.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 500;
}

.badge-success {
    background: var(--success-container);
    color: var(--success);
}

.badge-warning {
    background: var(--warning-container);
    color: #995c00;
}

.badge-error {
    background: var(--error-container);
    color: var(--error);
}

.badge-neutral {
    background: var(--secondary-container);
    color: var(--secondary);
}

/* Soft badge variants - for company numbers with status indication */
.badge-success-soft {
    background: var(--success-container);
    color: var(--success);
    font-family: var(--font-mono);
}

.badge-warning-soft {
    background: var(--warning-container);
    color: #995c00;
    font-family: var(--font-mono);
}

.badge-error-soft {
    background: var(--error-container);
    color: var(--error);
    font-family: var(--font-mono);
}

/* Status badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 500;
}

.status-active {
    background: var(--success-container);
    color: var(--success);
}

.status-dissolved {
    background: var(--secondary-container);
    color: var(--secondary);
}

.status-liquidation {
    background: var(--error-container);
    color: var(--error);
}


/* ========================================
   Tables (Simplified)
   ======================================== */

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

.data-table th {
    text-align: left;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--outline);
}

.data-table td {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--outline-variant);
    color: var(--text-primary);
    font-size: 14px;
}

.data-table tbody tr:hover {
    background: var(--surface-container);
}

.data-table .mono {
    font-family: var(--font-mono);
    font-size: 13px;
}


/* ========================================
   Tabs
   ======================================== */

.tabs {
    display: flex;
    border-bottom: 1px solid var(--outline);
}

.tab {
    padding: var(--space-4) var(--space-6);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    cursor: pointer;
    transition: color var(--transition);
}

.tab:hover {
    color: var(--text-primary);
}

.tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.tab-content {
    padding: var(--space-6) 0;
}


/* ========================================
   Company Detail Page
   ======================================== */

.company-page {
    max-width: 900px;
    margin: 0 auto;
}

.company-header {
    margin-bottom: var(--space-6);
}

.company-name {
    font-size: 28px;
    font-weight: 400;
    color: var(--text-primary);
    margin: 0 0 var(--space-2);
}

.company-info {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    color: var(--text-secondary);
    font-size: 14px;
}

.company-number {
    font-family: var(--font-mono);
}

.company-actions {
    display: flex;
    gap: var(--space-2);
    margin-top: var(--space-4);
}

/* Info sections */
.info-section {
    margin-bottom: var(--space-6);
}

.info-section-title {
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-tertiary);
    margin-bottom: var(--space-3);
}

.info-grid {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: var(--space-2) var(--space-4);
}

.info-row {
    display: contents;
}

.info-label {
    font-size: 13px;
    color: var(--text-secondary);
    padding: var(--space-1) 0;
}

.info-value {
    font-size: 14px;
    color: var(--text-primary);
    padding: var(--space-1) 0;
}

.info-value.mono {
    font-family: var(--font-mono);
}


/* ========================================
   Search Overlay
   ======================================== */

.search-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 200;
    display: none;
    align-items: flex-start;
    justify-content: center;
    padding-top: 10vh;
}

.search-overlay.active {
    display: flex;
}

.search-modal {
    background: var(--surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--elevation-4);
    width: 100%;
    max-width: 680px;
    max-height: 80vh;
    overflow: hidden;
}

.search-modal-input {
    display: flex;
    align-items: center;
    padding: var(--space-4);
    border-bottom: 1px solid var(--outline);
}

.search-modal-input input {
    flex: 1;
    border: none;
    font-size: 16px;
    padding: var(--space-2);
    outline: none;
}

.search-modal-results {
    max-height: 60vh;
    overflow-y: auto;
}

.search-result-item {
    padding: var(--space-3) var(--space-4);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--space-3);
    border-bottom: 1px solid var(--outline-variant);
}

.search-result-item:hover {
    background: var(--surface-container);
}

.search-result-item:last-child {
    border-bottom: none;
}

.search-result-name {
    font-weight: 500;
    color: var(--text-primary);
}

.search-result-number {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-tertiary);
}


/* ========================================
   Watchlist Page
   ======================================== */

.watchlist-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-6);
}

.watchlist-filters {
    display: flex;
    gap: var(--space-2);
}

.watchlist-item {
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--outline);
    padding: var(--space-4);
    margin-bottom: var(--space-3);
    display: flex;
    align-items: center;
    gap: var(--space-4);
    transition: box-shadow var(--transition);
}

.watchlist-item:hover {
    box-shadow: var(--elevation-1);
}

.watchlist-item-info {
    flex: 1;
}

.watchlist-item-name {
    font-weight: 500;
    color: var(--text-primary);
}

.watchlist-item-meta {
    font-size: 12px;
    color: var(--text-tertiary);
    margin-top: var(--space-1);
}

.watchlist-item-changes {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--primary);
    font-size: 13px;
    font-weight: 500;
}

/* Bulk Actions */
.bulk-actions-bar {
    background: var(--primary-container);
    border: 1px solid var(--primary);
    border-radius: var(--radius);
    padding: var(--space-3) var(--space-4);
    margin-bottom: var(--space-4);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-4);
}

.bulk-actions-info {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: 14px;
    font-weight: 500;
    color: var(--on-primary-container);
}

.bulk-actions-buttons {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.btn-text-small {
    background: none;
    border: none;
    color: var(--primary);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
}

.btn-text-small:hover {
    background: rgba(26, 115, 232, 0.1);
}

.btn-small {
    padding: var(--space-2) var(--space-3);
    font-size: 13px;
    height: 32px;
}

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

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

.bulk-checkbox {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary);
}

/* Dropdown for bulk actions */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 180px;
    background: var(--surface);
    border: 1px solid var(--outline);
    border-radius: var(--radius);
    box-shadow: var(--elevation-3);
    z-index: 1000;
    padding: var(--space-2) 0;
    margin-top: var(--space-1);
}

.dropdown-menu.show {
    display: block;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    color: var(--text-primary);
    text-decoration: none;
    font-size: 14px;
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}

.dropdown-item:hover {
    background: var(--surface-container);
}

.dropdown-item .tag-color {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}


/* ========================================
   Loading States
   ======================================== */

.skeleton {
    background: linear-gradient(90deg, var(--surface-container) 25%, var(--surface-container-high) 50%, var(--surface-container) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: var(--radius-sm);
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-text {
    height: 14px;
    margin-bottom: var(--space-2);
}

.skeleton-title {
    height: 24px;
    width: 60%;
    margin-bottom: var(--space-3);
}


/* ========================================
   Snackbar / Toast
   ======================================== */

.snackbar {
    position: fixed;
    bottom: var(--space-6);
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--text-primary);
    color: var(--surface);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-sm);
    font-size: 14px;
    box-shadow: var(--elevation-3);
    opacity: 0;
    transition: transform var(--transition-slow), opacity var(--transition-slow);
    z-index: 300;
}

.snackbar.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}


/* ========================================
   Diff View
   ======================================== */

.diff-container {
    background: var(--surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--outline);
    overflow: hidden;
}

.diff-header {
    padding: var(--space-4);
    background: var(--surface-container);
    border-bottom: 1px solid var(--outline);
    font-weight: 500;
}

.diff-item {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--outline-variant);
}

.diff-item:last-child {
    border-bottom: none;
}

.diff-added {
    background: var(--success-container);
}

.diff-removed {
    background: var(--error-container);
}

.diff-modified {
    background: var(--warning-container);
}

.diff-field {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.diff-old {
    color: var(--error);
    text-decoration: line-through;
}

.diff-new {
    color: var(--success);
}


/* ========================================
   User Selector (simplified)
   ======================================== */

.user-menu {
    position: relative;
    margin-left: auto;
}

.user-button {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-full);
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--text-primary);
    font-size: 14px;
}

.user-button:hover {
    background: var(--surface-container);
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    background: var(--primary-container);
    color: var(--on-primary-container);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
    font-size: 14px;
}

.user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: var(--space-2);
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--elevation-3);
    padding: var(--space-2);
    min-width: 200px;
    z-index: 150;
}

.user-select {
    width: 100%;
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--outline);
    border-radius: var(--radius-sm);
    font-size: 14px;
    background: var(--surface);
    color: var(--text-primary);
}

.user-dropdown-info {
    padding: var(--space-2) var(--space-3);
}

.user-dropdown-name {
    font-weight: 500;
    font-size: 14px;
    color: var(--text-primary);
}

.user-dropdown-email {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 2px;
}

.user-dropdown-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    transition: background 0.2s;
}

.user-dropdown-link:hover {
    background: var(--surface-variant);
}

.user-dropdown-link i {
    font-size: 18px;
    color: var(--text-secondary);
}


/* ========================================
   Global Search Dropdown
   ======================================== */

.search-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: var(--space-1);
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--elevation-3);
    max-height: 400px;
    overflow-y: auto;
    display: none;
    z-index: 150;
}

.search-dropdown.show {
    display: block;
}

.search-dropdown-item {
    padding: var(--space-3) var(--space-4);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    border-bottom: 1px solid var(--outline-variant);
    transition: background var(--transition-fast);
}

.search-dropdown-item:last-child {
    border-bottom: none;
}

.search-dropdown-item:hover,
.search-dropdown-item.active {
    background: var(--surface-container);
}

.search-dropdown-item-main {
    flex: 1;
    min-width: 0;
}

.search-dropdown-item-name {
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.search-dropdown-item-number {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-tertiary);
    margin-top: 2px;
}

.search-dropdown-item-status {
    flex-shrink: 0;
}

.search-dropdown-empty {
    padding: var(--space-4);
    text-align: center;
    color: var(--text-tertiary);
}

.search-dropdown-loading {
    padding: var(--space-4);
    text-align: center;
    color: var(--text-tertiary);
}

.search-dropdown-loading i {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}


/* ========================================
   Utility Classes
   ======================================== */

.text-secondary {
    color: var(--text-secondary);
}

.text-tertiary {
    color: var(--text-tertiary);
}

.text-primary-color {
    color: var(--primary);
}

.text-success {
    color: var(--success);
}

.text-error {
    color: var(--error);
}

.text-mono {
    font-family: var(--font-mono);
}

.hidden {
    display: none !important;
}

.flex {
    display: flex;
}

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

.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }

.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }

.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }


/* ========================================
   Hamburger Button
   ======================================== */

.hamburger-btn {
    display: none;
    width: 48px;
    height: 48px;
    padding: 0;
    border-radius: var(--radius-full);
    background: transparent;
    color: var(--text-primary);
    border: none;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
    -webkit-tap-highlight-color: transparent;
}

.hamburger-btn:active {
    background: var(--surface-container);
}

/* ========================================
   Mobile Drawer
   ======================================== */

.mobile-drawer-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1002;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.mobile-drawer-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-drawer {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 300px;
    max-width: 85vw;
    background: var(--surface);
    z-index: 1003;
    transform: translateX(-100%);
    transition: transform var(--transition-slow);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    box-shadow: var(--elevation-4);
}

.mobile-drawer.open {
    transform: translateX(0);
}

.mobile-drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-4);
    border-bottom: 1px solid var(--outline-variant);
    height: var(--header-height);
    flex-shrink: 0;
}

.mobile-drawer-header .top-bar-logo {
    font-size: 18px;
}

.mobile-drawer-search {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--outline-variant);
    position: relative;
    flex-shrink: 0;
}

.mobile-drawer-search .search-input {
    width: 100%;
    font-size: 15px;
}

.mobile-drawer-search .search-dropdown {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    z-index: 10;
    max-height: 50vh;
    overflow-y: auto;
}

.mobile-drawer-nav {
    flex: 1;
    padding: var(--space-2) 0;
    overflow-y: auto;
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-6);
    color: var(--text-primary);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    min-height: 48px;
    -webkit-tap-highlight-color: transparent;
}

.mobile-nav-link:hover,
.mobile-nav-link:active {
    background: var(--surface-container);
}

.mobile-nav-link.active {
    color: var(--primary);
    background: var(--primary-container);
}

.mobile-nav-link i {
    font-size: 20px;
    width: 24px;
    text-align: center;
    color: var(--text-secondary);
}

.mobile-nav-link.active i {
    color: var(--primary);
}

.mobile-nav-section {
    padding: var(--space-4) var(--space-6) var(--space-1);
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-tertiary);
}

.mobile-drawer-footer {
    border-top: 1px solid var(--outline-variant);
    padding: var(--space-3) var(--space-4);
    flex-shrink: 0;
}

.mobile-drawer-footer .user-dropdown-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.mobile-drawer-footer .user-dropdown-email {
    font-size: 13px;
    color: var(--text-secondary);
}

.mobile-drawer-footer hr {
    margin: var(--space-2) 0;
    border: none;
    border-top: 1px solid var(--outline-variant);
}

.mobile-drawer-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-2);
    color: var(--text-primary);
    text-decoration: none;
    font-size: 14px;
    border-radius: var(--radius-sm);
    min-height: 44px;
    -webkit-tap-highlight-color: transparent;
}

.mobile-drawer-link:hover {
    background: var(--surface-container);
}

.mobile-drawer-link i {
    font-size: 18px;
    color: var(--text-secondary);
}

/* ========================================
   Table Responsive
   ======================================== */

.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* ========================================
   Onboarding Walkthrough
   ======================================== */

.onboarding-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    animation: onboardingFadeIn 0.3s ease;
}

.onboarding-overlay.closing {
    animation: onboardingFadeOut 0.3s ease forwards;
}

@keyframes onboardingFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes onboardingFadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

.onboarding-card {
    background: var(--surface);
    border-radius: var(--radius-xl);
    padding: var(--space-8) var(--space-6);
    max-width: 480px;
    width: 100%;
    text-align: center;
    box-shadow: var(--elevation-4);
    animation: onboardingSlideUp 0.3s ease;
}

@keyframes onboardingSlideUp {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.onboarding-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-6);
    background: var(--primary-container);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.onboarding-icon i {
    font-size: 36px;
    color: var(--on-primary-container);
}

.onboarding-title {
    font-family: var(--font-sans);
    font-size: 22px;
    font-weight: 500;
    color: var(--text-primary);
    margin: 0 0 var(--space-3);
}

.onboarding-body {
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-secondary);
    margin: 0 0 var(--space-6);
}

.onboarding-progress {
    display: flex;
    justify-content: center;
    gap: var(--space-2);
    margin-bottom: var(--space-6);
}

.onboarding-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background: var(--outline);
    transition: all var(--transition);
}

.onboarding-dot.active {
    background: var(--primary);
    width: 24px;
}

.onboarding-actions {
    display: flex;
    justify-content: space-between;
    gap: var(--space-2);
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 768px) {
    /* Show hamburger, hide desktop nav */
    .hamburger-btn {
        display: flex;
    }

    .top-bar-nav {
        display: none;
    }

    .user-menu {
        display: none;
    }

    .top-bar-search {
        display: none;
    }

    .top-bar {
        padding: 0 var(--space-3);
        gap: var(--space-2);
    }

    .main-content {
        padding: var(--space-3);
    }

    /* Info grid */
    .info-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2);
    }

    .info-label {
        color: var(--text-tertiary);
        font-size: 12px;
    }

    .fab {
        bottom: var(--space-4);
        right: var(--space-4);
    }

    /* Table cells: smaller on mobile */
    .data-table th,
    .data-table td {
        white-space: nowrap;
        padding: var(--space-2) var(--space-3);
        font-size: 13px;
    }

    .hide-mobile {
        display: none;
    }

    /* Touch-friendly buttons */
    .btn {
        min-height: 44px;
    }

    .btn-icon {
        min-width: 44px;
        min-height: 44px;
    }

    /* Smaller headings */
    .headline-small {
        font-size: 20px;
    }

    .headline-medium {
        font-size: 22px;
    }

    /* Company page */
    .company-name {
        font-size: 20px;
    }

    .company-actions {
        flex-wrap: wrap;
    }

    .company-info {
        flex-wrap: wrap;
        gap: var(--space-2);
    }

    /* Watchlist stacking */
    .watchlist-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-3);
    }

    .watchlist-filters {
        flex-wrap: wrap;
    }

    .bulk-actions-bar {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-2);
    }

    .bulk-actions-buttons {
        flex-wrap: wrap;
    }

    /* Tabs scroll horizontally */
    .tabs {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        flex-wrap: nowrap;
    }

    .tab {
        white-space: nowrap;
        flex-shrink: 0;
    }

    /* Search type buttons */
    .search-type-btn {
        flex: 1;
        justify-content: center;
    }

    /* Onboarding mobile */
    .onboarding-card {
        padding: var(--space-6) var(--space-4);
    }

    .onboarding-icon {
        width: 64px;
        height: 64px;
    }

    .onboarding-icon i {
        font-size: 28px;
    }

    .onboarding-title {
        font-size: 20px;
    }

    .cookie-banner {
        flex-direction: column;
        text-align: center;
        padding: var(--space-4);
        gap: var(--space-3);
    }
}


/* ========================================
   Cookie Consent Banner
   ======================================== */

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--surface);
    box-shadow: var(--elevation-3);
    padding: var(--space-4) var(--space-6);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-6);
    z-index: 400;
    animation: cookieBannerSlideUp 0.3s ease;
}

@keyframes cookieBannerSlideUp {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}

.cookie-banner.hiding {
    animation: cookieBannerSlideDown 0.3s ease forwards;
}

@keyframes cookieBannerSlideDown {
    from { transform: translateY(0); }
    to { transform: translateY(100%); }
}

.cookie-banner p {
    margin: 0;
    font-size: 14px;
    color: var(--text-secondary);
}

.cookie-banner-actions {
    display: flex;
    gap: var(--space-2);
    flex-shrink: 0;
}

.cookie-btn-decline {
    padding: var(--space-2) var(--space-4);
    border: 1px solid var(--outline);
    border-radius: var(--radius-full);
    background: transparent;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.cookie-btn-decline:hover {
    background: var(--surface-container);
}

.cookie-btn-accept {
    padding: var(--space-2) var(--space-4);
    border: none;
    border-radius: var(--radius-full);
    background: var(--primary);
    color: var(--on-primary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.cookie-btn-accept:hover {
    background: var(--primary-hover);
}