:root {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --secondary-color: #10b981;
    --secondary-hover: #059669;
    --accent-color: #f59e0b;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --success-color: #10b981;
    
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-dark: #0f172a;
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    --border-color: #e2e8f0;
    --border-hover: #cbd5e1;
    
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.6;
}

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

/* App Header */
.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: var(--shadow-md);
}

.header-left {
    display: flex;
    align-items: center;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.header-total-customers {
    margin-left: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    background: rgba(255, 255, 255, 0.2);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
}

.total-customers-number {
    font-size: 1.5rem;
    font-weight: 700;
}

.total-customers-label {
    font-size: 0.75rem;
    opacity: 0.9;
}

/* Filters Header */
.filters-header {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 1rem;
}

.filters-content {
    padding: 2rem;
    max-height: 1000px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.filters-header.collapsed .filters-content {
    max-height: 0;
    padding: 0 2rem;
}

/* Filters Toggle Button - Always visible at bottom */
.filters-toggle-bottom {
    padding: 1rem 2rem 1.5rem 2rem;
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
    margin-top: 1rem;
    /* Always visible, not affected by collapse */
    display: block;
}

.filters-toggle-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
}

.filters-toggle-btn:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.filters-toggle-btn .toggle-icon {
    transition: transform 0.3s ease;
    margin-left: 0.5rem;
}

/* Remove all floating button styles */
.floating-filter-btn {
    display: none !important;
}

.filters-row {
    display: grid;
    grid-template-columns: 2fr 2fr 2fr 1fr 1fr;
    gap: 1rem;
    align-items: end;
    margin-bottom: 1rem;
}

.filters-advanced {
    padding: 1rem 0;
    border-top: 1px solid var(--border-color);
    margin-top: 1rem;
}

.filters-advanced .range-filters,
.filters-advanced .date-filters {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}

.search-inputs {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.quick-filters {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 0.5rem;
}

.presets-controls {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.filter-actions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.search-input,
.filter-select {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    transition: all 0.2s ease;
    background: var(--bg-primary);
}

.search-input:focus,
.filter-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgb(99 102 241 / 0.1);
}

/* Range Filters */
.range-filters {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.range-filter {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.range-filter label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.range-inputs {
    display: flex;
    gap: 0.5rem;
}

.range-inputs input {
    flex: 1;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    background: var(--bg-primary);
}

.range-inputs input:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Date Filters */
.date-filters {
    margin-top: 1rem;
}

.date-filter {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.date-inputs {
    display: flex;
    gap: 0.5rem;
}

.date-inputs input {
    flex: 1;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    background: var(--bg-primary);
}

/* Filter Actions */
.filter-actions {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.btn-primary {
    flex: 1;
    padding: 0.75rem 1rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    flex: 1;
    padding: 0.75rem 1rem;
    background: var(--bg-primary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

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

/* Customer List */
.customer-list {
    max-height: 40vh;
    overflow-y: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
}

.customer-row {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.customer-row:last-child {
    border-bottom: none;
}

.customer-row:hover {
    background: var(--bg-tertiary);
    transform: translateX(2px);
}

.customer-row.selected {
    background: linear-gradient(90deg, rgb(99 102 241 / 0.1), transparent);
    border-left: 3px solid var(--primary-color);
}

.customer-primary {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.customer-status {
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
}

.customer-status.new { background: rgb(239 68 68 / 0.1); color: var(--danger-color); }
.customer-status.pending { background: rgb(245 158 11 / 0.1); color: var(--warning-color); }
.customer-status.contacted { background: rgb(16 185 129 / 0.1); color: var(--success-color); }
.customer-status.approved { background: rgb(16 185 129 / 0.2); color: var(--success-color); }
.customer-status.refused { background: rgb(107 114 128 / 0.1); color: var(--text-muted); }

.customer-details {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    margin-bottom: 0.5rem;
}

.customer-tag {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    padding: 0.125rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
}

.customer-metrics {
    font-size: 0.75rem;
    color: var(--text-muted);
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.customer-metrics span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* Lead Grid */
.lead-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
    padding: 2rem;
    min-height: 100vh;
}

.lead-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    transition: all 0.2s ease;
    cursor: pointer;
    border: 1px solid var(--border-color);
}

.lead-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.lead-card.selected {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.lead-card .customer-primary {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-weight: 600;
    color: var(--text-primary);
}

.lead-card .customer-primary div {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.lead-card .customer-details {
    margin-bottom: 1rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.lead-card .customer-metrics {
    margin-bottom: 1rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.lead-card .customer-metrics span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.lead-card .customer-actions-inline {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.btn-secondary.sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
    border-radius: var(--radius-sm);
    white-space: nowrap;
}

.domain-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
}

.domain-link:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

.email-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.email-link:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

.email-link i {
    opacity: 0.7;
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.main-header {
    padding: 2rem;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.main-header h1 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.header-stats {
    display: flex;
    gap: 1rem;
}

.stat-card {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-lg);
    text-align: center;
    min-width: 120px;
}

.stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
}

.stat-label {
    font-size: 0.875rem;
    opacity: 0.9;
}

/* Customer Details Container */
.customer-details-container {
    flex: 1;
    overflow-y: auto;
    padding: 2rem;
    background: var(--bg-secondary);
}

.welcome-message {
    text-align: center;
    margin-top: 4rem;
    color: var(--text-muted);
}

.welcome-message i {
    font-size: 4rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
    opacity: 0.5;
}

.welcome-message h2 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

/* Customer Profile Cards */
.customer-profile {
    max-width: 1200px;
    margin: 0 auto;
}

.profile-header {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.profile-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.profile-header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.profile-title {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.profile-avatar {
    width: 4rem;
    height: 4rem;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
}

.profile-info h1 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.profile-info p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.profile-actions {
    display: flex;
    gap: 0.75rem;
}

.btn-email {
    background: var(--secondary-color);
    color: white;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-email:hover {
    background: var(--secondary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.profile-quick-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.quick-stat {
    text-align: center;
    padding: 1rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
}

.quick-stat-value {
    display: block;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.quick-stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

/* Profile Cards Grid */
.profile-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.profile-card {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    transition: all 0.2s ease;
}

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

.profile-card-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.profile-card-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1rem;
}

.profile-card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.profile-card-content {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.profile-field {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
}

.profile-field-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.profile-field-value {
    font-size: 0.875rem;
    color: var(--text-primary);
    font-weight: 500;
    text-align: right;
}

.profile-field-value.currency {
    color: var(--secondary-color);
    font-weight: 600;
}

.profile-field-value.highlight {
    background: var(--bg-tertiary);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
}

/* Status Controls */
.status-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    margin-top: 1rem;
}

.status-controls select {
    flex: 1;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
}

.btn-update {
    background: var(--accent-color);
    color: white;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-update:hover {
    background: #d97706;
}

/* Overlays */
.overlay {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}

.overlay-content {
    background: var(--bg-primary);
    margin: 2rem auto;
    border-radius: var(--radius-xl);
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    animation: slideUp 0.3s ease;
}

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

.overlay-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border-color);
}

.overlay-header h2 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

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

/* Email Composer */
.email-composer {
    width: 90%;
    max-width: 1000px;
}

.email-composition-area {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 2rem;
    padding: 2rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    transition: all 0.2s ease;
    background: var(--bg-primary);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgb(99 102 241 / 0.1);
}

.email-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.gpt-dialogue {
    background: var(--bg-tertiary);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
}

.gpt-dialogue h3 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.btn-ai {
    width: 100%;
    background: linear-gradient(135deg, #9b59b6, #8e44ad);
    color: white;
    padding: 0.75rem;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.btn-ai:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Confirmation Dialog */
.confirmation-dialog {
    width: 90%;
    max-width: 400px;
    text-align: center;
    padding: 2rem;
}

.confirmation-icon {
    margin-bottom: 1rem;
}

.confirmation-icon i {
    font-size: 3rem;
    color: var(--warning-color);
}

.confirmation-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 2rem;
}

/* Loading Indicator */
.loading-indicator {
    padding: 2rem;
    text-align: center;
    color: var(--text-muted);
    font-style: italic;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    margin: 0.5rem;
}

/* Scrollbar Styles */
.customer-list::-webkit-scrollbar,
.sidebar-content::-webkit-scrollbar,
.customer-details-container::-webkit-scrollbar {
    width: 6px;
}

.customer-list::-webkit-scrollbar-track,
.sidebar-content::-webkit-scrollbar-track,
.customer-details-container::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 3px;
}

.customer-list::-webkit-scrollbar-thumb,
.sidebar-content::-webkit-scrollbar-thumb,
.customer-details-container::-webkit-scrollbar-thumb {
    background: var(--border-hover);
    border-radius: 3px;
}

.customer-list::-webkit-scrollbar-thumb:hover,
.sidebar-content::-webkit-scrollbar-thumb:hover,
.customer-details-container::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Active Filters */
.active-filters {
    display: none;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.filter-chip {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s ease;
}

.filter-chip:hover {
    background: var(--primary-hover);
}

.filter-chip i {
    font-size: 0.625rem;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .filters-row {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .filters-row > div {
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
    }
}

@media (max-width: 768px) {
    .app-header {
        padding: 1rem;
    }
    
    .filters-header {
        padding: 1rem;
    }
    
    .filters-content {
        padding: 1rem;
    }
    
    .lead-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        padding: 1rem;
    }
    
    .header-total-customers {
        margin-left: 1rem;
        padding: 0.375rem 0.75rem;
    }
}

@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        max-width: 400px;
        position: fixed;
        left: -100%;
        z-index: 100;
        transition: left 0.3s ease;
    }
    
    .sidebar.open {
        left: 0;
    }
    
    .main-content {
        width: 100%;
    }
    
    .email-composition-area {
        grid-template-columns: 1fr;
    }
    
    .profile-header-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .profile-actions {
        width: 100%;
        justify-content: stretch;
    }
}

/* Rickroll Overlay */
#rickroll-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
}

#rickroll-container {
    width: 80%;
    height: 80%;
}

#rickroll-frame {
    width: 100%;
    height: 100%;
    border-radius: var(--radius-lg);
}

/* AI Settings Button in Sidebar Header */
.btn-parameters {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    white-space: nowrap;
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    justify-content: center;
}

.btn-parameters:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-1px);
}

/* Parameters Overlay */
.parameters-composer {
    width: 90%;
    max-width: 900px;
}

.parameters-content {
    padding: 2rem;
}

.parameters-section {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.parameters-section h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.parameters-section p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 1rem;
    line-height: 1.5;
}

.parameters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.parameters-section .form-group {
    margin-bottom: 1rem;
}

.parameters-section .form-control {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

.parameters-section .form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgb(99 102 241 / 0.1);
}

.parameters-section textarea.form-control {
    resize: vertical;
    min-height: 200px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.875rem;
    line-height: 1.5;
}

.parameters-section small {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-style: italic;
}

.parameters-actions {
    display: flex;
    gap: 1rem;
    padding: 1.5rem 2rem;
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-color);
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

.parameters-actions .btn-primary,
.parameters-actions .btn-secondary,
.parameters-actions .btn-ai {
    flex: 1;
    padding: 0.875rem 1.5rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.875rem;
}

.parameters-actions .btn-primary {
    background: var(--primary-color);
    color: white;
    border: none;
}

.parameters-actions .btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.parameters-actions .btn-secondary {
    background: var(--bg-primary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

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

.parameters-actions .btn-ai {
    background: linear-gradient(135deg, #9b59b6, #8e44ad);
    color: white;
    border: none;
}

.parameters-actions .btn-ai:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.parameters-actions .btn-ai:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Responsive adjustments for parameters */
@media (max-width: 768px) {
    .parameters-composer {
        width: 95%;
        margin: 1rem auto;
    }
    
    .parameters-content {
        padding: 1rem;
    }
    
    .parameters-section {
        padding: 1rem;
    }
    
    .parameters-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .parameters-actions {
        flex-direction: column;
        gap: 0.75rem;
        padding: 1rem;
    }
    
    .parameters-actions .btn-primary,
    .parameters-actions .btn-secondary,
    .parameters-actions .btn-ai {
        flex: none;
        width: 100%;
    }
}

/* Login Page Styles */
.login-body {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    margin: 0;
    padding: 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 2rem;
}

.login-card {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: 2rem;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.login-header {
    margin-bottom: 2rem;
}

.login-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 700;
}

.login-logo i {
    font-size: 2rem;
}

.login-header h1 {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.5;
}

.login-form {
    text-align: left;
    margin-bottom: 1.5rem;
}

.login-form .form-group {
    margin-bottom: 1.5rem;
}

.login-form .form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

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

.password-input .form-control {
    padding-right: 3rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    transition: all 0.2s ease;
    background: var(--bg-primary);
}

.password-input .form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgb(99 102 241 / 0.1);
}

.password-toggle {
    position: absolute;
    right: 0.75rem;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
    z-index: 10;
}

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

.btn-login {
    width: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: var(--radius-md);
    padding: 0.875rem 1.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1rem;
}

.btn-login:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.btn-login:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.error-message {
    margin-top: 1rem;
    padding: 0.75rem;
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    text-align: center;
}

.login-footer {
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    margin-top: 1.5rem;
}

.login-footer p {
    color: var(--text-muted);
    font-size: 0.75rem;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

/* Logout Button in Sidebar Header */
.btn-logout {
    background: rgba(239, 68, 68, 0.2);
    color: white;
    white-space: nowrap;
    border: 1px solid rgba(239, 68, 68, 0.3);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    justify-content: center;
}

.btn-logout:hover {
    background: rgba(239, 68, 68, 0.3);
    border-color: rgba(239, 68, 68, 0.5);
    transform: translateY(-1px);
}

/* Responsive adjustments for login */
@media (max-width: 480px) {
    .login-container {
        padding: 1rem;
    }
    
    .login-card {
        padding: 1.5rem;
    }
    
    .login-header h1 {
        font-size: 1.5rem;
    }
    
    .login-logo {
        font-size: 1.25rem;
    }
    
    .login-logo i {
        font-size: 1.75rem;
    }
}

/* Animation for login card */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-card {
    animation: fadeInUp 0.5s ease-out;
}

/* Logo Image Styles */
.logo-image {
    width: 2rem;
    height: 2rem;
    object-fit: contain;
}

.login-logo .logo-image {
    width: 2.5rem;
    height: 2.5rem;
}

/* Update existing logo styles to work with image */
.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
}

.login-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 700;
}

/* Modal Tabs - Enhanced Design */
.modal-tabs {
    display: flex;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    border-bottom: 1px solid var(--border-color);
    padding: 0.5rem;
    gap: 0.25rem;
    box-shadow: inset 0 -1px 0 0 var(--border-color);
}

.tab-button {
    flex: 1;
    padding: 0.875rem 1.5rem;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border-radius: var(--radius-md);
    position: relative;
    min-height: 3rem;
}

.tab-button:hover {
    background: var(--bg-primary);
    color: var(--text-primary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.tab-button.active {
    background: var(--bg-primary);
    color: var(--primary-color);
    box-shadow: var(--shadow-md);
    font-weight: 600;
    border: 1px solid var(--border-color);
}

.tab-button.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 2rem;
    height: 2px;
    background: var(--primary-color);
    border-radius: 1px;
}

.tab-button i {
    font-size: 1rem;
    opacity: 0.8;
}

.tab-button.active i {
    opacity: 1;
}

.tab-content {
    display: none;
    padding: 1.5rem;
    max-height: 70vh;
    overflow-y: auto;
    background: var(--bg-primary);
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.2s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Enhanced Modal Header with Tabs */
.overlay-content.lead-details-modal .overlay-header {
    border-bottom: none;
    padding-bottom: 0;
}

.overlay-content.lead-details-modal .overlay-header h2 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* Responsive Design for Tabs */
@media (max-width: 768px) {
    .modal-tabs {
        padding: 0.25rem;
    }
    
    .tab-button {
        padding: 0.75rem 1rem;
        font-size: 0.8rem;
        min-height: 2.75rem;
    }
    
    .tab-content {
        padding: 1rem;
    }
}

/* Enhanced Contact Cards Styles */
.contacts-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.contact-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    position: relative;
}

.contact-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color-light);
}

.contact-card.editing {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.contact-card-header {
    padding: 1.5rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.contact-avatar {
    flex-shrink: 0;
}

.contact-initials {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-color-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 1.1rem;
    text-transform: uppercase;
    box-shadow: var(--shadow-sm);
}

.contact-info {
    flex: 1;
    min-width: 0;
}

.contact-name {
    margin: 0 0 0.25rem 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.3;
}

.contact-role {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.contact-primary-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.025em;
    box-shadow: var(--shadow-sm);
}

.contact-primary-badge i {
    font-size: 0.7rem;
}

.contact-actions-header {
    display: flex;
    gap: 0.5rem;
    align-items: flex-start;
}

.btn-icon {
    width: 2.25rem;
    height: 2.25rem;
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.875rem;
}

.btn-icon:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--primary-color-light);
    transform: translateY(-1px);
}

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

.contact-card-body {
    padding: 1.5rem;
}

.contact-details-grid {
    display: grid;
    gap: 1rem;
}

.contact-detail-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    transition: all 0.2s ease;
}

.contact-detail-item:hover {
    border-color: var(--border-color);
    background: var(--bg-primary);
}

.contact-detail-icon {
    width: 2rem;
    height: 2rem;
    border-radius: var(--radius-sm);
    background: var(--primary-color-light);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.contact-detail-content {
    flex: 1;
    min-width: 0;
}

.contact-detail-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.025em;
    margin-bottom: 0.25rem;
}

.contact-detail-value {
    font-size: 0.875rem;
    color: var(--text-primary);
    font-weight: 500;
}

.contact-link {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s ease;
}

.contact-link:hover {
    color: var(--primary-color-dark);
    text-decoration: underline;
}

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

.contact-meta {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.contact-date {
    font-style: italic;
}

/* Contact Edit Form Styles */
.contact-edit-form {
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.contact-edit-form.show {
    opacity: 1;
    transform: translateY(0);
}

.edit-form-header {
    margin-bottom: 1.5rem;
}

.edit-form-header h5 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.edit-form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.edit-form-actions {
    display: flex;
    gap: 0.75rem;
    justify-content: flex-end;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

/* Delete Confirmation Modal */
.delete-confirmation-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
}

.delete-confirmation-modal.show {
    opacity: 1;
    visibility: visible;
}

.delete-confirmation-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
}

.delete-confirmation-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 400px;
    width: 90%;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.delete-confirmation-header {
    padding: 1.5rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.delete-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin: 0 auto 1rem;
}

.delete-confirmation-header h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.delete-confirmation-body {
    padding: 1.5rem;
    text-align: center;
}

.delete-confirmation-body p {
    margin: 0 0 0.5rem 0;
    color: var(--text-primary);
    font-size: 0.9rem;
    line-height: 1.5;
}

.delete-warning {
    color: var(--text-secondary);
    font-size: 0.8rem !important;
    font-style: italic;
}

.delete-confirmation-actions {
    padding: 1.5rem;
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

/* Notification Styles */
.notification {
    position: fixed;
    top: 1rem;
    right: 1rem;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    z-index: 1001;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    max-width: 400px;
    border: 1px solid;
}

.notification.show {
    opacity: 1;
    transform: translateX(0);
}

.notification-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
    border-color: rgba(16, 185, 129, 0.2);
}

.notification-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
    border-color: rgba(239, 68, 68, 0.2);
}

.notification-info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary-color);
    border-color: rgba(59, 130, 246, 0.2);
}

/* Responsive Design */
@media (max-width: 768px) {
    .contacts-list {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .contact-card-header {
        padding: 1rem;
    }
    
    .contact-card-body {
        padding: 1rem;
    }
    
    .contact-edit-form {
        padding: 1rem;
    }
    
    .edit-form-grid {
        grid-template-columns: 1fr;
    }
    
    .edit-form-actions {
        flex-direction: column;
    }
    
    .contact-card-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    
    .delete-confirmation-content {
        width: 95%;
        margin: 1rem;
    }
    
    .notification {
        right: 0.5rem;
        left: 0.5rem;
        max-width: none;
    }
}

@media (max-width: 480px) {
    .contact-initials {
        width: 2.5rem;
        height: 2.5rem;
        font-size: 1rem;
    }
    
    .contact-name {
        font-size: 1rem;
    }
    
    .contact-actions-header {
        flex-direction: column;
        gap: 0.25rem;
    }
    
    .btn-icon {
        width: 2rem;
        height: 2rem;
        font-size: 0.8rem;
    }
}

/* Animation for contact cards */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.contact-card {
    animation: slideInUp 0.3s ease-out;
}

/* No Customer State Styles */
.no-customer-state {
    text-align: center;
    padding: 60px 20px;
    background: var(--card-background);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    margin: 20px 0;
}

.no-customer-icon {
    font-size: 4rem;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.no-customer-state h3 {
    color: var(--text-primary);
    margin-bottom: 10px;
    font-size: 1.5rem;
}

.no-customer-state p {
    color: var(--text-muted);
    margin-bottom: 30px;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.5;
}

/* Contact Form Overlay Styles - Enhanced to match app design */
.contact-form-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    animation: fadeIn 0.3s ease-out;
}

.contact-form {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: 0;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    animation: slideUp 0.3s ease;
    border: 1px solid var(--border-color);
}

.contact-form-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.contact-form-header h4 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.contact-form-header .btn-icon {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-form-header .btn-icon:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    transform: scale(1.05);
}

.contact-form form {
    padding: 2rem;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

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

.form-group.checkbox-group {
    grid-column: span 2;
    flex-direction: row;
    align-items: center;
    margin-top: 10px;
}

.form-group label {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.form-group label.required::after {
    content: '*';
    color: var(--danger-color);
    margin-left: 0.25rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-weight: normal !important;
    margin-bottom: 0 !important;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkbox-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    margin-right: 10px;
    position: relative;
    transition: all 0.2s ease;
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.form-group input {
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: all 0.2s ease;
    font-family: inherit;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    transform: translateY(-1px);
}

.form-group input:hover:not(:focus) {
    border-color: var(--border-hover);
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    margin-top: 1rem;
}

.form-actions .btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-lg);
    font-weight: 500;
    transition: all 0.2s ease;
    cursor: pointer;
    font-family: inherit;
}

.form-actions .btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--border-hover);
    transform: translateY(-1px);
}

.form-actions .btn-primary {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-lg);
    font-weight: 500;
    transition: all 0.2s ease;
    cursor: pointer;
    font-family: inherit;
    box-shadow: var(--shadow-sm);
}

.form-actions .btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Success Message Styles - Enhanced */
.success-message {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: var(--radius-lg);
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    animation: slideInDown 0.3s ease-out;
    font-weight: 500;
}

.success-message i {
    color: var(--success-color);
    font-size: 1.125rem;
}

/* Loading state for form submission */
.contact-form.loading {
    pointer-events: none;
    opacity: 0.7;
}

.contact-form.loading .form-actions .btn-primary {
    background: var(--text-muted);
    cursor: not-allowed;
}

.contact-form.loading .form-actions .btn-primary::after {
    content: '';
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    display: inline-block;
    margin-left: 0.5rem;
}

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

/* Dark mode adjustments for enhanced contact form */
[data-theme="dark"] .no-customer-state {
    background: var(--bg-primary);
    border-color: var(--border-color);
}

[data-theme="dark"] .contact-form {
    background: var(--bg-primary);
    border-color: var(--border-color);
}

[data-theme="dark"] .contact-form-header {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

[data-theme="dark"] .form-group input {
    background: var(--bg-primary);
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .form-group input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

[data-theme="dark"] .form-actions .btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-color: var(--border-color);
}

[data-theme="dark"] .form-actions .btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--border-hover);
}

[data-theme="dark"] .success-message {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
    border-color: rgba(40, 167, 69, 0.3);
}

/* Focus trap and accessibility improvements */
.contact-form-overlay:focus-within .contact-form {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Responsive adjustments - Enhanced */
@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .form-group.checkbox-group {
        grid-column: span 1;
    }
    
    .contact-form {
        width: 95%;
        margin: 1rem;
        max-height: 95vh;
    }
    
    .contact-form form {
        padding: 1.5rem;
    }
    
    .contact-form-header {
        padding: 1rem 1.5rem;
    }
    
    .contact-form-header h4 {
        font-size: 1.125rem;
    }
    
    .form-actions {
        flex-direction: column-reverse;
        gap: 0.75rem;
    }
    
    .form-actions .btn-primary,
    .form-actions .btn-secondary {
        width: 100%;
        justify-content: center;
    }
}

/* Animation keyframes */
@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Enhanced Delete Confirmation Modal */
.contact-form.confirmation-modal {
    max-width: 480px;
    width: 90%;
}

.confirmation-content {
    padding: 2rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.confirmation-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: rgba(239, 68, 68, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.5rem;
}

.confirmation-icon i {
    font-size: 2rem;
    color: var(--danger-color);
}

.confirmation-message {
    max-width: 320px;
}

.confirmation-message p {
    margin: 0 0 0.75rem 0;
    color: var(--text-primary);
    font-size: 1rem;
    line-height: 1.5;
}

.confirmation-message p:last-child {
    margin-bottom: 0;
}

.warning-text {
    color: var(--text-secondary) !important;
    font-size: 0.9rem !important;
    font-style: italic;
}

.confirmation-modal .form-actions {
    border-top: 1px solid var(--border-color);
    padding: 1.5rem 2rem;
    margin-top: 0;
    gap: 1rem;
    justify-content: center;
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color), #dc2626);
    color: white;
    border: none;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    cursor: pointer;
    font-family: inherit;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    position: relative;
    overflow: hidden;
}

.btn-danger::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn-danger:hover {
    background: linear-gradient(135deg, #dc2626, #b91c1c);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(239, 68, 68, 0.4);
}

.btn-danger:hover::before {
    left: 100%;
}

.btn-danger:active {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

.btn-danger i {
    font-size: 1rem;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.1));
}

/* Dark mode support */
[data-theme="dark"] .btn-danger {
    background: linear-gradient(135deg, var(--danger-color), #dc2626);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.2);
}

[data-theme="dark"] .btn-danger:hover {
    background: linear-gradient(135deg, #dc2626, #b91c1c);
    box-shadow: 0 8px 20px rgba(239, 68, 68, 0.3);
}

/* Responsive design */
@media (max-width: 768px) {
    .confirmation-modal .form-actions {
        flex-direction: column-reverse;
        gap: 0.75rem;
    }
    
    .confirmation-modal .form-actions .btn-secondary,
    .confirmation-modal .form-actions .btn-danger {
        width: 100%;
        justify-content: center;
    }
    
    .confirmation-icon {
        width: 56px;
        height: 56px;
    }
    
    .confirmation-icon i {
        font-size: 1.75rem;
    }
    
    .btn-danger {
        padding: 1rem 1.5rem;
    }
}

/* Animation enhancements */
.confirmation-modal {
    animation: confirmationSlideIn 0.3s ease-out;
}

@keyframes confirmationSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.confirmation-icon {
    animation: iconPulse 0.6s ease-out;
}

@keyframes iconPulse {
    0% {
        transform: scale(0.8);
        opacity: 0;
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Floating Filter Button */
.floating-filter-btn {
    position: fixed;
    top: 1rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 200;
    transition: all 0.3s ease;
}

.floating-filter-button {
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    padding: 1rem 1.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    min-width: 140px;
    justify-content: center;
}

.floating-filter-button:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.floating-filter-button i {
    font-size: 1rem;
}

.floating-filter-button span {
    font-weight: 600;
}

/* Animation for floating button */
.floating-filter-btn.show {
    animation: slideInFromRight 0.3s ease-out;
}

@keyframes slideInFromRight {
    from {
        opacity: 0;
        transform: translateY(-50%) translateX(100px);
    }
    to {
        opacity: 1;
        transform: translateY(-50%) translateX(0);
    }
}

/* Responsive adjustments for floating button */
@media (max-width: 768px) {
    .floating-filter-btn {
        right: 1rem;
        top: auto;
        bottom: 2rem;
        transform: none;
    }
    
    .floating-filter-button {
        padding: 0.875rem 1.25rem;
        font-size: 0.8rem;
        min-width: 120px;
    }
    
    .floating-filter-btn.show {
        animation: slideInFromBottom 0.3s ease-out;
    }
    
    @keyframes slideInFromBottom {
        from {
            opacity: 0;
            transform: translateY(50px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
}

/* Add Lead Button */
.btn-add-lead {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    white-space: nowrap;
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-add-lead:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-1px);
}

/* Remove the floating button styles entirely */
.floating-filter-btn {
    display: none !important;
}

/* Responsive adjustments for add lead modal */
@media (max-width: 768px) {
    .add-lead-modal .form-grid {
        grid-template-columns: 1fr;
    }
    
    .add-lead-modal .overlay-content {
        max-height: 95vh;
        overflow-y: auto;
    }
}

/* AI Research Styles */
.ai-research-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.form-help {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-style: italic;
}

.ai-research-status {
    text-align: center;
    padding: 1rem;
    margin: 1rem 0;
}

.loading-spinner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: var(--primary-color);
    font-weight: 500;
}

.loading-spinner i {
    font-size: 1.25rem;
}

.ai-results-preview {
    max-height: 400px;
    overflow-y: auto;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.ai-results-summary {
    display: grid;
    gap: 1.5rem;
}

.result-section {
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.result-section h4 {
    margin: 0 0 0.75rem 0;
    color: var(--primary-color);
    font-size: 0.875rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.result-section p {
    margin: 0.5rem 0;
    font-size: 0.875rem;
    line-height: 1.4;
}

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

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

.result-section a {
    color: var(--primary-color);
    text-decoration: none;
}

.result-section a:hover {
    text-decoration: underline;
}

/* Responsive adjustments for AI research */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    
    .ai-results-preview {
        max-height: 300px;
    }
    
    .result-section {
        padding: 0.75rem;
    }
}

/* INPI Search Styles */
.inpi-search-container {
    padding: 1rem 0;
}

.inpi-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    transition: all 0.2s ease;
    background: var(--bg-primary);
}

.inpi-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-help {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.form-description {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.5;
}

/* Loading State */
.inpi-loading {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
}

.loading-spinner {
    width: 2rem;
    height: 2rem;
    border: 2px solid var(--border-color);
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

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

/* Error State */
.inpi-error {
    text-align: center;
    padding: 2rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.error-icon {
    font-size: 2rem;
    color: #ef4444;
    margin-bottom: 1rem;
}

.error-message {
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    line-height: 1.5;
}

/* Officers List */
.officers-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.officer-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
}

.officer-card:hover {
    border-color: var(--primary-color);
    background: var(--bg-primary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.officer-info {
    flex: 1;
}

.officer-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.officer-role {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.officer-primary {
    font-size: 0.75rem;
    color: var(--primary-color);
    font-weight: 500;
}

.officer-primary i {
    margin-right: 0.25rem;
}

.officer-actions .btn-sm {
    padding: 0.5rem 0.75rem;
    font-size: 0.75rem;
    min-height: auto;
}

/* Responsive adjustments for contact form tabs */
@media (max-width: 768px) {
    .officer-card {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    
    .officer-actions {
        align-self: stretch;
    }
    
    .officer-actions .btn-sm {
        width: 100%;
    }
}

/* Enhanced responsive design for profile actions (Edit Lead and Delete Lead buttons) */
@media (max-width: 768px) {
    .profile-actions {
        width: 100%;
        justify-content: stretch;
        flex-direction: column; /* Stack buttons vertically on mobile */
        gap: 0.5rem;
    }
    
    .profile-actions .btn-secondary,
    .profile-actions .btn-danger,
    .profile-actions .btn-email {
        width: 100%;
        justify-content: center;
        min-width: 0; /* Allow buttons to shrink */
        flex: 1;
        padding: 0.75rem 1rem; /* Consistent padding */
        font-size: 0.875rem;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
}

@media (max-width: 480px) {
    .profile-actions {
        gap: 0.375rem;
    }
    
    .profile-actions .btn-secondary,
    .profile-actions .btn-danger,
    .profile-actions .btn-email {
        padding: 0.625rem 0.75rem;
        font-size: 0.8rem;
    }
    
    .profile-actions .btn-secondary i,
    .profile-actions .btn-danger i,
    .profile-actions .btn-email i {
        font-size: 0.875rem;
    }
}

/* Ensure buttons stay within container at all screen sizes */
@media (max-width: 1024px) {
    .profile-actions {
        flex-wrap: wrap;
    }
    
    .profile-actions .btn-secondary,
    .profile-actions .btn-danger,
    .profile-actions .btn-email {
        flex: 1 1 auto;
        min-width: 120px;
        max-width: 100%;
    }
}

/* Additional responsive adjustments for profile header content */
@media (max-width: 768px) {
    .profile-header-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .profile-actions {
        width: 100%;
        justify-content: stretch;
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .profile-header {
        padding: 1.5rem;
    }
    
    .profile-title {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
        text-align: left;
    }
    
    .profile-avatar {
        width: 3rem;
        height: 3rem;
        font-size: 1.25rem;
    }
    
    .profile-info h1 {
        font-size: 1.25rem;
    }
    
    .profile-info p {
        font-size: 0.8rem;
    }
}