:root {
    /* Light Theme Variables */
    --bg-body: #f8f9fa;
    --bg-card: #ffffff;
    --bg-header: #ffffff;
    --text-primary: #1a1a1a;
    --text-secondary: #6b7280;
    --border-color: #e5e7eb;
    --accent-color: #1e3a8a;
    --accent-hover: #1e40af;
    --bg-hover: #f9fafb;
    --chat-user-bg: #1e3a8a;
    --chat-user-text: #ffffff;
    --chat-assistant-bg: #f3f4f6;
    --chat-assistant-text: #111827;
    --metric-label: #6b7280;
    --metric-value: #111827;
    --table-header-bg: #f9fafb;
    --input-bg: #ffffff;
    --input-border: #d1d5db;
}

[data-theme="dark"] {
    /* Dark Theme Variables - Sleek Dark Grey */
    --bg-body: #0f0f0f;
    --bg-card: #1a1a1a;
    --bg-header: #1a1a1a;
    --text-primary: #e8e8e8;
    --text-secondary: #a0a0a0;
    --border-color: #2a2a2a;
    --accent-color: #1e3a8a;
    --accent-hover: #1e40af;
    --bg-hover: #242424;
    --chat-user-bg: #1e3a8a;
    --chat-user-text: #ffffff;
    --chat-assistant-bg: #242424;
    --chat-assistant-text: #e8e8e8;
    --metric-label: #a0a0a0;
    --metric-value: #ffffff;
    --table-header-bg: #141414;
    --input-bg: #141414;
    --input-border: #333333;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    font-size: 14px;
    color: var(--text-primary);
    background: var(--bg-body);
    transition: background-color 0.3s, color 0.3s;
}

.dashboard-container {
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* ============================================================================
   HEADER
   ============================================================================ */

.dashboard-header {
    height: 64px;
    background: var(--bg-header);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    flex-shrink: 0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.header-left h1 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
    line-height: 1.2;
}

.subtitle {
    font-size: 12px;
    color: var(--text-secondary);
    display: block;
    margin-top: 2px;
}

.header-actions {
    display: flex;
    gap: 8px;
}

.btn {
    padding: 8px 16px;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-primary);
    font-size: 13px;
    font-weight: 500;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.15s;
    white-space: nowrap;
}

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

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

.btn-primary {
    background: var(--accent-color);
    color: #ffffff;
    border-color: var(--accent-color);
}

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

/* ... existing styles updated with vars ... */

.left-panel {
    background: var(--bg-card);
    border-right: 1px solid var(--border-color);
    /* ... */
}

.right-panel {
    background: var(--bg-card);
    /* ... */
}

.metric-card {
    background: var(--bg-body);
    border: 1px solid var(--border-color);
    /* ... */
}

.metric-label {
    color: var(--metric-label);
    /* ... */
}

.metric-value {
    color: var(--metric-value);
    /* ... */
}

.market-panel h3 {
    color: var(--text-primary);
    /* ... */
}

.market-item {
    background: var(--bg-body);
    border: 1px solid var(--border-color);
    /* ... */
}

.market-name {
    color: var(--text-primary);
    /* ... */
}

.market-stats {
    color: var(--text-secondary);
    /* ... */
}

.market-stats strong {
    color: var(--text-primary);
    /* ... */
}

.panel-header {
    border-bottom: 1px solid var(--border-color);
    /* ... */
}

.panel-header h2 {
    color: var(--text-primary);
    /* ... */
}

.panel-filters select,
.panel-filters input {
    border: 1px solid var(--input-border);
    background: var(--input-bg);
    color: var(--text-primary);
    /* ... */
}

thead {
    background: var(--table-header-bg);
    /* ... */
}

th {
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    /* ... */
}

td {
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    /* ... */
}

tr:hover td {
    background: var(--bg-hover);
}

/* Chat Panel Styles */
.chat-panel {
    background: var(--bg-card) !important;
    border-left: 1px solid var(--border-color) !important;
}

.chat-header {
    border-bottom: 1px solid var(--border-color) !important;
}

.chat-header h3 {
    color: var(--text-primary) !important;
}

.chat-history-list {
    background: var(--bg-body) !important;
    border-bottom: 1px solid var(--border-color) !important;
}

.chat-session-item {
    border-bottom: 1px solid var(--border-color) !important;
    color: var(--text-secondary) !important;
}

.chat-session-item:hover {
    background: var(--bg-hover) !important;
    color: var(--text-primary) !important;
}

.chat-message.assistant .message-bubble {
    background: var(--chat-assistant-bg) !important;
    color: var(--chat-assistant-text) !important;
}

.chat-message.user .message-bubble {
    background: var(--chat-user-bg) !important;
    color: var(--chat-user-text) !important;
}

.chat-input-container {
    border-top: 1px solid var(--border-color) !important;
    background: var(--bg-body) !important;
}

.chat-input {
    background: var(--input-bg) !important;
    border: 1px solid var(--input-border) !important;
    color: var(--text-primary) !important;
}

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

.chat-suggestion:hover {
    background: var(--bg-hover) !important;
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.btn-sm {
    padding: 4px 12px;
    font-size: 12px;
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.4;
    }
    50% {
        opacity: 1;
    }
}

/* ============================================================================
   MAIN GRID LAYOUT
   ============================================================================ */

.dashboard-grid {
    flex: 1;
    display: grid;
    grid-template-columns: 320px 1fr 400px;
    gap: 0;
    overflow: hidden;
    min-height: 0;
}

.left-panel {
    background: var(--bg-card);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    padding: 20px;
    gap: 20px;
}

.right-panel {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--bg-card);
}

/* ============================================================================
   METRICS
   ============================================================================ */

.metrics-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.metric-card {
    background: var(--bg-body);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 16px;
    text-align: center;
}

.metric-label {
    font-size: 11px;
    color: var(--metric-label);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
    font-weight: 500;
}

.metric-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--metric-value);
    line-height: 1;
}

/* ============================================================================
   MARKET PANEL
   ============================================================================ */

.market-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.market-panel h3 {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.market-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    overflow-y: auto;
}

.market-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bg-body);
    border: 1px solid var(--border-color);
    border-radius: 6px;
}

.market-flag {
    font-size: 24px;
    line-height: 1;
}

.market-info {
    flex: 1;
}

.market-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.market-stats {
    display: flex;
    gap: 12px;
    font-size: 12px;
    color: var(--text-secondary);
}

.market-stats strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* ============================================================================
   LEADS TABLE
   ============================================================================ */

.panel-header {
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.panel-header h2 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.panel-filters {
    display: flex;
    gap: 8px;
    align-items: center;
}

.panel-filters select,
.panel-filters input {
    padding: 6px 12px;
    border: 1px solid var(--input-border);
    border-radius: 4px;
    font-size: 13px;
    background: var(--input-bg);
    color: var(--text-primary);
    height: 32px;
}

.panel-filters input {
    width: 180px;
}

.panel-filters select:focus,
.panel-filters input:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.table-container {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    min-height: 0;
}

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

thead {
    position: sticky;
    top: 0;
    background: var(--table-header-bg);
    z-index: 10;
}

th {
    padding: 12px 16px;
    text-align: left;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}

td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    font-size: 13px;
    color: var(--text-primary);
}

tbody tr {
    transition: background 0.1s;
}

tbody tr:hover {
    background: var(--bg-hover);
}

.loading-cell {
    text-align: center;
    color: #9ca3af;
    padding: 40px !important;
}

/* ============================================================================
   BADGES
   ============================================================================ */

.status-badge,
.priority-badge,
.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.status-cold {
    background: #f3f4f6;
    color: #4b5563;
}

.status-contacted {
    background: #fef3c7;
    color: #92400e;
}

.status-replied {
    background: #dbeafe;
    color: #1e40af;
}

.status-proposal {
    background: #d1fae5;
    color: #065f46;
}

.status-won {
    background: #d1fae5;
    color: #065f46;
}

.priority-high {
    background: #fee2e2;
    color: #991b1b;
}

.priority-medium {
    background: #fef3c7;
    color: #92400e;
}

.priority-low {
    background: #e0e7ff;
    color: #3730a3;
}

.market-uk {
    background: #dbeafe;
    color: #1e40af;
}

.market-dach {
    background: #fed7aa;
    color: #9a3412;
}

.market-benelux {
    background: #e9d5ff;
    color: #6b21a8;
}

/* ============================================================================
   LEAD DETAIL PAGE
   ============================================================================ */

.lead-detail {
    height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--bg-body);
    overflow: hidden;
}

.lead-header {
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.lead-header h1 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.lead-header a {
    color: #2563eb;
    text-decoration: none;
    font-size: 14px;
}

.lead-header a:hover {
    text-decoration: underline;
}

.lead-meta {
    display: flex;
    gap: 8px;
}

.lead-info-grid {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.info-card {
    background: var(--bg-body);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 20px;
}

.info-card h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-card p {
    font-size: 13px;
    color: var(--text-secondary);
    margin: 8px 0;
}

.info-card strong {
    color: var(--text-primary);
    font-weight: 600;
}

.lead-actions {
    display: flex;
    gap: 8px;
    padding: 20px 24px;
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

.email-preview-section {
    background: var(--bg-body);
    border-top: 1px solid var(--border-color);
    padding: 20px 24px;
    flex-shrink: 0;
}

.email-preview-section h2 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.email-field {
    margin-bottom: 16px;
}

.email-field label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.email-input,
.email-textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--input-border);
    border-radius: 4px;
    font-size: 13px;
    font-family: inherit;
    background: var(--input-bg);
    color: var(--text-primary);
}

.email-input:focus,
.email-textarea:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.email-textarea {
    resize: vertical;
    min-height: 200px;
}

.email-actions {
    display: flex;
    gap: 8px;
}

.btn-secondary {
    background: #6b7280;
    color: #ffffff;
    border-color: #6b7280;
}

.btn-secondary:hover {
    background: #4b5563;
    border-color: #4b5563;
}

/* ============================================================================
   SCROLLBAR STYLING
   ============================================================================ */

.table-container::-webkit-scrollbar,
.market-list::-webkit-scrollbar,
.lead-info-grid::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.table-container::-webkit-scrollbar-track,
.market-list::-webkit-scrollbar-track,
.lead-info-grid::-webkit-scrollbar-track {
    background: var(--bg-body);
}

.table-container::-webkit-scrollbar-thumb,
.market-list::-webkit-scrollbar-thumb,
.lead-info-grid::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.table-container::-webkit-scrollbar-thumb:hover,
.market-list::-webkit-scrollbar-thumb:hover,
.lead-info-grid::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* ============================================================================
   RESPONSIVE (if needed)
   ============================================================================ */

@media (max-width: 1200px) {
    .dashboard-grid {
        grid-template-columns: 320px 1fr;
    }
}