:root {
    /* Light theme variables */
    --primary: #3863f5;
    --primary-light: #5b80f7;
    --primary-dark: #1e49d4;
    --secondary: #002249;
    --accent: #ffc82c;
    --text-dark: #002249;
    --text-light: #FFFFFF;
    --background-light: #f5faff;
    --background-gradient: linear-gradient(135deg, #f5faff 0%, #e1ecff 100%);
    
    /* Table colors - light mode */
    --table-header-bg: var(--secondary);
    --table-header-text: white;
    --table-row-odd: rgba(56, 99, 245, 0.03);
    --table-row-even: rgba(255, 255, 255, 1);
    --table-row-hover: rgba(56, 99, 245, 0.1);
    --table-border: #eaeef5;
    
    /* Card colors - light mode */
    --card-bg: white;
    --card-shadow: rgba(0, 34, 73, 0.08);
    --card-text: var(--text-dark);
    
    /* Form element colors */
    --input-bg: white;
    --input-border: #E0E0E0;
    --input-text: #333333;
}

/* Dark theme variables */
:root.dark-mode {
    --primary: #5680ff;
    --primary-light: #7a9fff;
    --primary-dark: #3960e0;
    --secondary: #1a2238;
    --accent: #ffd452;
    --text-dark: #e0e0e0;
    --text-light: #f8f9fa;
    --background-light: #111827;
    --background-gradient: linear-gradient(135deg, #111827 0%, #1e2a4a 100%);
    
    /* Table colors - dark mode */
    --table-header-bg: #0f172a;
    --table-header-text: #e2e8f0;
    --table-row-odd: rgba(30, 41, 59, 0.7);
    --table-row-even: rgba(15, 23, 42, 0.8);
    --table-row-hover: rgba(56, 99, 245, 0.2);
    --table-border: #334155;
    
    /* Card colors - dark mode */
    --card-bg: #1e293b;
    --card-shadow: rgba(0, 0, 0, 0.3);
    --card-text: #e2e8f0;
    
    /* Form element colors */
    --input-bg: #1f2937;
    --input-border: #4b5563;
    --input-text: #e2e8f0;
}

/* Dark Mode Transition */
body, 
.card, 
.search-container, 
.table-container,
#results-table,
#search-input,
#search-button,
.category-icon,
.navbar,
.header,
.footer {
    transition: all 0.3s ease;
}

body { 
    font-family: 'Montserrat', sans-serif;
    padding: 0; 
    margin: 0;
    color: var(--text-dark);
    background: var(--background-gradient);
    min-height: 100vh;
}

/* Dark mode body styles */
body.dark-mode, .dark-mode body {
    color: var(--text-light);
    background: var(--background-gradient);
}

/* Dark mode header override */
.dark-mode .header::before {
    background: linear-gradient(to right, rgba(15, 23, 42, 0.95), rgba(27, 38, 59, 0.9));
}

/* Dark mode navbar styles */
.dark-mode .navbar-toggler {
    color: var(--text-light);
    border-color: rgba(255, 255, 255, 0.1);
}

/* Dark mode search hint */
.dark-mode .search-hint {
    color: #9ca3af;
}

/* Dark mode highlight */
.dark-mode .highlight {
    background-color: rgba(255, 212, 82, 0.25);
    color: var(--accent);
}

/* Header Styles */
.header {
    background-color: var(--primary);
    color: white;
    padding: 30px 0; /* Reduced padding for more compact header */
    margin-bottom: 20px; /* Reduced bottom margin */
    background-image: url('https://images.unsplash.com/photo-1574680178050-55c6a6a96e0a?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80');
    background-size: cover;
    background-position: center;
    position: relative;
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to right, rgba(0, 34, 73, 0.9), rgba(56, 99, 245, 0.8));
    z-index: 1;
}

.navbar {
    background-color: transparent;
    position: relative;
    z-index: 3;
    padding: 20px 0;
}

.navbar-brand img {
    height: 35px;
}

.navbar-nav .nav-link {
    color: var(--text-light);
    font-weight: 500;
    margin-left: 20px;
    transition: all 0.3s ease;
}

.navbar-nav .nav-link:hover {
    color: var(--accent);
}

.header-content {
    position: relative;
    z-index: 2;
}

.app-title {
    font-weight: 700;
    letter-spacing: 0.5px;
    margin-bottom: 5px;
    font-size: 1.8rem; /* Smaller font size */
}

.app-tagline {
    font-weight: 300;
    opacity: 0.9;
    font-size: 1rem; /* Smaller tagline */
    margin-bottom: 0;
}

/* Search Box Styles */
.search-container { 
    margin-bottom: 20px; /* Reduced margin */
    background-color: var(--card-bg);
    padding: 20px; /* Reduced padding */
    border-radius: 8px;
    box-shadow: 0 6px 15px var(--card-shadow);
    position: relative;
    color: var(--card-text);
}

.search-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background-color: var(--primary);
    border-radius: 8px 0 0 8px;
}

.search-icon {
    color: var(--primary);
    margin-right: 12px;
}

.search-title {
    font-weight: 600;
    color: var(--secondary);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.dark-mode .search-title {
    color: var(--text-light);
}

#search-input {
    border: 2px solid var(--input-border);
    padding: 10px 15px; /* Reduced padding */
    border-radius: 6px 0 0 6px;
    font-size: 14px; /* Smaller font */
    transition: all 0.3s;
    font-family: 'Montserrat', sans-serif;
    background-color: var(--input-bg);
    color: var(--input-text);
}

#search-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 0.25rem rgba(56, 99, 245, 0.25);
}

#search-button {
    background-color: var(--primary);
    border-color: var(--primary);
    border-radius: 0 6px 6px 0;
    padding: 10px 20px; /* Reduced padding */
    font-weight: 600;
    letter-spacing: 0.5px;
    font-size: 14px; /* Smaller font */
    transition: all 0.3s;
    font-family: 'Montserrat', sans-serif;
}

#search-button:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
}

.search-hint {
    margin-top: 12px;
    color: #6c757d;
    font-size: 0.9rem;
}

/* Results Table Styles */
#results-table { 
    display: none;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px var(--card-shadow);
    border: 1px solid var(--table-border);
    color: var(--card-text);
}

#results-table thead {
    background-color: var(--table-header-bg);
    color: var(--table-header-text);
}

#results-table th {
    font-weight: 600;
    padding: 15px 10px;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

#results-table tbody tr {
    transition: all 0.2s ease;
    border-bottom: 1px solid var(--table-border);
}

#results-table tbody tr:hover {
    background-color: var(--table-row-hover);
    cursor: pointer;
}

/* Admin link styling */
.admin-link {
    font-weight: 500;
}

.admin-link a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s ease;
    display: inline-block;
    position: relative;
}

.admin-link a:hover {
    color: var(--primary-dark);
    transform: translateY(-1px);
}

.admin-link a::after {
    content: "↗";
    font-size: 10px;
    position: relative;
    top: -5px;
    margin-left: 2px;
}

/* Bio formatting */
.formatted-bio {
    max-width: 300px;
    line-height: 1.5;
    font-style: italic;
    color: var(--card-text);
    position: relative;
}

.dark-mode .text-muted small,
.dark-mode p.text-muted,
.dark-mode #click-info {
    color: #9ca3af !important;
}

.bio-content {
    margin-bottom: 0;
}

.bio-content.collapsed {
    max-height: 80px;
    overflow: hidden;
    position: relative;
}

.bio-content.collapsed::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 30px;
    background: linear-gradient(to bottom, transparent, var(--card-bg));
}

/* Make sure dark mode gradient matches dark card background */
.dark-mode .bio-content.collapsed::after {
    background: linear-gradient(to bottom, transparent, var(--card-bg));
}

/* Custom striped table styling */
.table-striped > tbody > tr:nth-of-type(odd) {
    background-color: var(--table-row-odd);
}

.table-striped > tbody > tr:nth-of-type(even) {
    background-color: var(--table-row-even);
}

/* Enhanced row hover */
.table-hover > tbody > tr:hover {
    background-color: var(--table-row-hover) !important;
}

/* Table container styles */
.table-container {
    background-color: var(--card-bg);
    border-radius: 8px;
    padding: 1px;
    margin-bottom: 40px;
}

.read-more-btn {
    background-color: var(--primary-light);
    color: white;
    border: none;
    border-radius: 4px;
    padding: 2px 8px;
    font-size: 0.7rem;
    margin-top: 5px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s;
}

.read-more-btn:hover {
    background-color: var(--primary);
}

#results-table td {
    padding: 15px 10px;
    vertical-align: middle;
}

/* Ensure table text is properly colored in dark mode */
.dark-mode #results-table tbody tr td {
    color: var(--text-light);
}

/* These styles are overriding the ones above and causing issues in dark mode - removing */
/* Dark mode loading screen */
.dark-mode .loader {
    color: var(--text-light);
}

.dark-mode .loader .spinner-border {
    color: var(--primary-light);
}

/* Dark mode button styles */
.dark-mode #search-button:hover {
    background-color: var(--primary-light);
}

/* Dark mode read more button */
.dark-mode .read-more-btn {
    background-color: var(--primary-dark);
}

.dark-mode .read-more-btn:hover {
    background-color: var(--primary);
}

/* Dark mode professional name */
.dark-mode .professional-name {
    color: var(--text-light);
}

/* Dark mode alert styles */
.dark-mode .alert-success {
    background-color: rgba(56, 99, 245, 0.1);
    border-color: rgba(56, 99, 245, 0.2);
    color: var(--text-light);
}

.dark-mode .alert-info {
    background-color: rgba(15, 23, 42, 0.2);
    border-color: rgba(15, 23, 42, 0.3);
    color: var(--text-light);
}

.dark-mode .alert-danger {
    background-color: rgba(220, 38, 38, 0.1);
    border-color: rgba(220, 38, 38, 0.2);
    color: #f87171;
}

.highlight { 
    background-color: rgba(255, 200, 44, 0.3);
    padding: 2px 5px; 
    border-radius: 4px; 
    font-weight: 600;
    color: var(--secondary);
}

/* Custom toggle switch for dark mode */
#dark-mode-toggle {
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 20px;
}

#dark-mode-toggle i {
    transition: transform 0.3s ease;
}

#dark-mode-toggle:hover i {
    transform: rotate(15deg);
}

/* Loader Styles */
.loader { 
    display: none; 
    text-align: center; 
    margin: 30px 0;
}

.loader .spinner-border {
    color: var(--primary);
    width: 3rem;
    height: 3rem;
}

/* Card Styles */
.card {
    border: none;
    box-shadow: 0 6px 15px var(--card-shadow);
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 15px; /* Reduced bottom margin */
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    background-color: var(--card-bg);
    color: var(--card-text);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 20px rgba(0, 34, 73, 0.15);
}

.industry-card {
    cursor: pointer;
    transition: all 0.3s ease;
}

.industry-card:hover {
    transform: translateY(-5px);
    border-left: 5px solid var(--primary);
}

.industry-card:hover .category-icon {
    background-color: var(--primary-dark);
    transform: scale(1.1);
}

.card-header {
    background-color: var(--primary);
    color: white;
    font-weight: 600;
    padding: 15px 20px;
}

.card-body {
    padding: 12px; /* Reduced padding */
}

/* Card body specific to industry cards */
.industry-card .card-body {
    padding: 10px 15px;
}

.category-icon {
    width: 40px; /* Smaller size */
    height: 40px; /* Smaller size */
    background-color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 10px; /* Less margin */
    color: white;
    font-size: 16px; /* Smaller icon */
}

.category-title {
    color: var(--secondary);
    font-weight: 600;
    margin-bottom: 5px;
}

.dark-mode .category-title {
    color: var(--text-light);
}

.dark-mode .text-muted {
    color: #9ca3af !important;
}

/* Footer Styles */
.footer {
    background-color: var(--secondary);
    color: white;
    padding: 30px 0;
    margin-top: 60px;
    text-align: center;
    font-size: 14px;
}

.dark-mode .footer {
    background-color: #0f172a;
    border-top: 1px solid #334155;
}

.footer-logo {
    max-width: 100px;
    margin-bottom: 20px;
}

.footer-links {
    margin-bottom: 20px;
}

.footer-links a {
    color: var(--text-light);
    margin: 0 15px;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--accent);
}

.copyright {
    opacity: 0.8;
    font-size: 12px;
}

/* Professional Profile Styles */
.professional-card {
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 20px;
    transition: transform 0.3s ease;
}

.professional-card:hover {
    transform: translateY(-5px);
}

.professional-name {
    color: var(--secondary);
    font-weight: 600;
}

.badge-specialty {
    background-color: var(--primary);
    color: white;
    font-weight: 500;
    padding: 5px 10px;
    border-radius: 20px;
}

.badge {
    font-weight: 500;
    padding: 6px 10px;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
    border-radius: 4px;
}

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

.badge.bg-primary:hover {
    background-color: var(--primary-dark) !important;
}

/* Alert Styles */
.alert-success {
    background-color: rgba(56, 99, 245, 0.15);
    border-color: rgba(56, 99, 245, 0.25);
    color: var(--secondary);
}

.alert-info {
    background-color: rgba(0, 34, 73, 0.1);
    border-color: rgba(0, 34, 73, 0.2);
    color: var(--secondary);
}

.alert-danger {
    border-color: #f5c6cb;
}

.alert i {
    color: var(--primary);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .header {
        padding: 20px 0;
        margin-bottom: 20px;
    }
    
    .search-container {
        padding: 15px;
    }
}