/* Modern Name Generator Styles */

/* CSS Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Primary Colors */
    --primary-blue: #3B82F6;
    --primary-blue-dark: #2563EB;
    --primary-blue-light: #93C5FD;
    
    /* Secondary Colors */
    --secondary-purple: #8B5CF6;
    --secondary-green: #10B981;
    --secondary-orange: #F59E0B;
    --secondary-red: #EF4444;
    
    /* Light Theme Colors */
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    
    /* Theme Variables - Light Mode */
    --bg-primary: var(--gray-50);
    --bg-secondary: var(--gray-100);
    --bg-tertiary: var(--gray-200);
    --bg-card: #FFFFFF;
    --bg-hover: var(--gray-100);
    --bg-active: var(--gray-200);
    
    --text-primary: var(--gray-900);
    --text-secondary: var(--gray-700);
    --text-tertiary: var(--gray-500);
    --text-muted: var(--gray-400);
    
    --border-light: var(--gray-200);
    --border-medium: var(--gray-300);
    --border-strong: var(--gray-400);
    
    --shadow-light: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-medium: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-large: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-base: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows (original) */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-base: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 200ms ease-in-out;
    --transition-slow: 300ms ease-in-out;
}

/* Dark Theme */
[data-theme="dark"] {
    /* Much Darker Theme Colors */
    --bg-primary: #0A0A0A;
    --bg-secondary: #111111;
    --bg-tertiary: #181818;
    --bg-card: #161616;
    --bg-hover: #1F1F1F;
    --bg-active: #252525;
    
    --text-primary: #FFFFFF;
    --text-secondary: #E0E0E0;
    --text-tertiary: #B0B0B0;
    --text-muted: #808080;
    
    --border-light: #2A2A2A;
    --border-medium: #333333;
    --border-strong: #404040;
    
    --shadow-light: 0 1px 3px 0 rgba(0, 0, 0, 0.6), 0 1px 2px 0 rgba(0, 0, 0, 0.4);
    --shadow-medium: 0 4px 6px -1px rgba(0, 0, 0, 0.6), 0 2px 4px -1px rgba(0, 0, 0, 0.4);
    --shadow-large: 0 10px 15px -3px rgba(0, 0, 0, 0.7), 0 4px 6px -2px rgba(0, 0, 0, 0.5);
    
    /* Brighter accent colors for much darker theme */
    --primary-blue: #4A9EFF;
    --primary-blue-dark: #2B7CE6;
    --primary-blue-light: #7BB8FF;
    --secondary-green: #4AE162;
    --secondary-orange: #FFB84A;
    --secondary-red: #FF6B6B;
    --secondary-purple: #A78BFA;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-base: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --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);
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-base: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 200ms ease-in-out;
    --transition-slow: 300ms ease-in-out;
}

/* Base Styles */
body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color var(--transition-base), color var(--transition-base);
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-purple) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity var(--transition-base);
}

.loading-content {
    text-align: center;
    color: white;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top: 4px solid white;
    border-radius: 50%;
    margin: 0 auto var(--space-6);
    animation: spin 1s linear infinite;
}

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

.loading-content h2 {
    font-size: var(--font-size-xl);
    font-weight: 300;
    margin: 0;
}

/* App Container */
.app-container {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 300px;
    grid-template-rows: auto 1fr;
    grid-template-areas: 
        "header header"
        "main sidebar";
    gap: 0;
}

/* Header */
.app-header {
    grid-area: header;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-light);
    box-shadow: var(--shadow-light);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: background-color var(--transition-base), border-color var(--transition-base);
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-4) var(--space-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

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

.theme-toggle {
    background: var(--bg-hover);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-full);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    font-size: var(--font-size-lg);
}

.theme-toggle:hover {
    background: var(--bg-active);
    transform: scale(1.05);
}

.theme-toggle:active {
    transform: scale(0.95);
}

.theme-icon {
    font-size: 0; /* Hide original icon text */
}

.theme-icon::after {
    font-size: var(--font-size-lg); /* Restore font size for pseudo-element */
}

[data-theme="dark"] .theme-toggle .theme-icon::after {
    content: "☀️";
}

[data-theme="light"] .theme-toggle .theme-icon::after {
    content: "🌙";
}

.app-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin: 0;
    transition: color var(--transition-base);
}

.app-title.clickable-title {
    cursor: pointer !important;
}

.app-title.clickable-title:hover {
    color: var(--primary-color);
    transform: translateY(-1px);
    transition: all var(--transition-base);
}

.logo-icon {
    font-size: var(--font-size-3xl);
}

.app-subtitle {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin: 0;
    transition: color var(--transition-base);
}

.main-nav {
    display: flex;
    gap: var(--space-2);
}

.nav-btn {
    padding: var(--space-2) var(--space-4);
    border: none;
    background: transparent;
    color: var(--text-tertiary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.nav-btn.active {
    background: var(--primary-blue);
    color: white;
}

/* Main Content */
.main-content {
    grid-area: main;
    padding: var(--space-8) var(--space-6);
    max-width: 1100px;
    margin: 0 auto;
    width: 100%;
}

/* Section Titles */
.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-8);
    text-align: center;
    transition: color var(--transition-base);
}

/* Category Panel */
.category-panel {
    animation: fadeInUp var(--transition-base);
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
    margin-bottom: var(--space-8);
}

.category-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    text-align: center;
    box-shadow: var(--shadow-medium);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--secondary-purple));
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-large);
    border-color: var(--primary-blue-light);
    background: var(--bg-hover);
}

.category-card:hover::before {
    transform: scaleX(1);
}

.category-icon {
    font-size: 3rem;
    margin-bottom: var(--space-4);
}

.category-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-3);
    transition: color var(--transition-base);
}

.category-card p {
    color: var(--text-secondary);
    transition: color var(--transition-base);
    margin-bottom: var(--space-4);
    line-height: 1.5;
}

.category-features {
    display: flex;
    gap: var(--space-2);
    justify-content: center;
    flex-wrap: wrap;
}

.feature-tag {
    background: var(--gray-100);
    color: var(--gray-600);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-base);
    font-size: var(--font-size-xs);
    font-weight: 500;
}

/* Configuration Panel */
.config-panel {
    animation: fadeInUp var(--transition-base);
}

.config-header {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}

.back-btn {
    background: none;
    border: none;
    color: var(--primary-blue);
    font-size: var(--font-size-base);
    cursor: pointer;
    padding: var(--space-2);
    border-radius: var(--radius-base);
    transition: background var(--transition-fast);
}

.back-btn:hover {
    background: var(--gray-100);
}

.config-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--gray-900);
    margin: 0;
}

.config-content {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    box-shadow: var(--shadow-base);
    margin-bottom: var(--space-6);
}

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

.config-group:last-child {
    margin-bottom: 0;
}

.config-group h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-2);
    border-bottom: 2px solid var(--gray-100);
}

.config-row {
    margin-bottom: var(--space-4);
}

.config-row label {
    display: block;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: var(--space-2);
}

/* Form Controls */
.range-input {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.range-input input[type="range"] {
    flex: 1;
    height: 6px;
    background: var(--gray-200);
    border-radius: var(--radius-base);
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}

.range-input input[type="range"]::-webkit-slider-thumb {
    appearance: none;
    width: 20px;
    height: 20px;
    background: var(--primary-blue);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
}

.range-input input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: var(--primary-blue);
    border-radius: 50%;
    cursor: pointer;
    border: none;
    box-shadow: var(--shadow-sm);
}

.range-value {
    font-weight: 500;
    color: var(--primary-blue);
    min-width: 100px;
    text-align: right;
}

select {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    background: white;
    font-size: var(--font-size-base);
    color: var(--gray-800);
    cursor: pointer;
    transition: border-color var(--transition-fast);
}

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

.radio-group,
.checkbox-group {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.radio-label,
.checkbox-label {
    display: flex !important;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
    font-weight: 400 !important;
    margin-bottom: 0 !important;
}

.radio-label input,
.checkbox-label input {
    margin: 0;
}

/* Buttons */
.btn-primary,
.btn-secondary {
    padding: var(--space-3) var(--space-6);
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    text-decoration: none;
}

.btn-primary {
    background: var(--primary-blue);
    color: white;
    box-shadow: var(--shadow-sm);
}

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

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-secondary);
    border: 2px solid var(--border-light);
    transition: all var(--transition-base);
}

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

.config-actions {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    padding-top: var(--space-6);
}

/* Results Panel */
.results-panel {
    animation: fadeInUp var(--transition-base);
}

.results-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-6);
    background: white;
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-base);
}

.results-info h2 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--gray-900);
    margin: 0;
}

.results-count {
    color: var(--gray-600);
    font-size: var(--font-size-sm);
}

.results-actions {
    display: flex;
    gap: var(--space-3);
}

.results-filters {
    display: flex;
    gap: var(--space-4);
    align-items: center;
    background: white;
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--space-6);
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.filter-group label {
    font-weight: 500;
    color: var(--gray-700);
    white-space: nowrap;
}

.filter-group select {
    min-width: 120px;
}

.search-filter {
    flex: 1;
    min-width: 200px;
}

.search-filter input {
    width: 100%;
    padding: var(--space-2) var(--space-4);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
}

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

/* Results Grid */
.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}

.name-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    box-shadow: var(--shadow-sm);
    border: 2px solid transparent;
    transition: all var(--transition-fast);
    position: relative;
}

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

.name-card.favorited {
    border-color: var(--secondary-orange);
}

.name-display {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--space-3);
    word-break: break-word;
}

.name-meta {
    display: flex;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
    flex-wrap: wrap;
}

.meta-tag {
    background: var(--gray-100);
    color: var(--gray-600);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 500;
}

.meta-tag.available {
    background: var(--secondary-green);
    color: white;
}

.meta-tag.unavailable {
    background: var(--secondary-red);
    color: white;
}

.meta-tag.checking {
    background: var(--secondary-orange);
    color: white;
}

.name-actions {
    display: flex;
    gap: var(--space-2);
}

.action-btn {
    background: none;
    border: none;
    padding: var(--space-2);
    border-radius: var(--radius-base);
    cursor: pointer;
    color: var(--gray-500);
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
}

.action-btn:hover {
    background: var(--gray-100);
    color: var(--gray-700);
}

.action-btn.active {
    color: var(--secondary-orange);
}

/* Pagination */
.results-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    padding: var(--space-6);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.pagination-btn {
    padding: var(--space-2) var(--space-4);
    border: 2px solid var(--gray-200);
    background: white;
    color: var(--gray-700);
    border-radius: var(--radius-base);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.pagination-btn:hover:not(:disabled) {
    background: var(--gray-50);
    border-color: var(--gray-300);
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-info {
    font-weight: 500;
    color: var(--gray-600);
}

/* Sidebar */
.sidebar {
    grid-area: sidebar;
    background: var(--bg-card);
    border-left: 1px solid var(--border-light);
    padding: var(--space-6);
    overflow-y: auto;
    transition: background-color var(--transition-base), border-color var(--transition-base);
}

.sidebar-content > div {
    margin-bottom: var(--space-8);
}

.sidebar h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-4);
    transition: color var(--transition-base);
}

.tip-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    margin-bottom: var(--space-4);
    transition: background-color var(--transition-base);
}

.tip-card h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
    transition: color var(--transition-base);
}

.tip-card ul {
    list-style: none;
    padding: 0;
}

.tip-card li {
    position: relative;
    padding-left: var(--space-4);
    margin-bottom: var(--space-1);
    font-size: var(--font-size-sm);
    color: var(--gray-600);
}

.tip-card li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-blue);
    font-weight: bold;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--gray-100);
}

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

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
}

.stat-value {
    font-weight: 600;
    color: var(--primary-blue);
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.modal-overlay.visible {
    opacity: 1;
}

.modal-content {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    overflow: hidden;
    transform: scale(0.9);
    transition: transform var(--transition-base);
}

.modal-overlay.visible .modal-content {
    transform: scale(1);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-6);
    border-bottom: 1px solid var(--gray-200);
}

.modal-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--gray-900);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: var(--font-size-2xl);
    color: var(--gray-400);
    cursor: pointer;
    padding: var(--space-1);
    border-radius: var(--radius-base);
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--gray-100);
    color: var(--gray-600);
}

.modal-body {
    padding: var(--space-6);
    overflow-y: auto;
}

/* Utility Classes */
.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

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

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

/* Responsive Design */
@media (max-width: 1024px) {
    .app-container {
        grid-template-columns: 1fr;
        grid-template-areas: 
            "header"
            "main";
    }
    
    .sidebar {
        display: none;
    }
    
    .header-content {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }
    
    .main-nav {
        order: -1;
    }
}

@media (max-width: 768px) {
    .main-content {
        padding: var(--space-6) var(--space-4);
    }
    
    .category-grid {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
    
    .results-filters {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-group {
        justify-content: space-between;
    }
    
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .results-header {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }
    
    .config-actions {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .main-nav {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .nav-btn {
        flex: 1;
        min-width: 80px;
        text-align: center;
    }
    
    .category-card {
        padding: var(--space-6);
    }
    
    .config-content {
        padding: var(--space-6);
    }
    
    .results-actions {
        flex-direction: column;
        width: 100%;
    }
}

/* Print Styles */
@media print {
    .sidebar,
    .app-header,
    .loading-screen,
    .modal-overlay {
        display: none !important;
    }
    
    .app-container {
        grid-template-areas: "main";
        grid-template-columns: 1fr;
    }
    
    .main-content {
        padding: 0;
    }
    
    .name-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid var(--gray-300);
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --gray-100: #f0f0f0;
        --gray-200: #e0e0e0;
        --gray-300: #c0c0c0;
        --primary-blue: #0066cc;
        --primary-blue-dark: #0052a3;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .loading-spinner {
        animation: none;
    }
}

/* Progressive Loading and Pagination Styles */
.loading-results,
.error-results,
.empty-results {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-16);
    text-align: center;
    color: var(--text-secondary);
}

.loading-results .loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-light);
    border-top: 4px solid var(--primary-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: var(--space-4);
}

.progress-info {
    margin-top: var(--space-6);
    width: 100%;
    max-width: 400px;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background-color: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: var(--space-3);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-blue), var(--secondary-purple));
    border-radius: 4px;
    transition: width 0.3s ease;
    animation: pulse 2s ease-in-out infinite alternate;
}

@keyframes pulse {
    0% { opacity: 0.8; }
    100% { opacity: 1; }
}

.error-results .error-icon {
    font-size: 48px;
    margin-bottom: var(--space-4);
}

.error-results h3 {
    color: var(--secondary-red);
    margin-bottom: var(--space-2);
}

.error-results button {
    margin-top: var(--space-4);
}

/* Enhanced pagination styles */
.results-pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-6);
    background: var(--bg-card);
    border-top: 1px solid var(--border-light);
    margin-top: var(--space-4);
}

.pagination-btn {
    padding: var(--space-2) var(--space-4);
    background: var(--bg-secondary);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: var(--text-sm);
}

.pagination-btn:hover:not(:disabled) {
    background: var(--primary-blue);
    color: white;
    border-color: var(--primary-blue);
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-info {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    font-weight: 500;
}

/* Improved results grid for better performance */
.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-4);
    padding: var(--space-6);
    min-height: 200px;
}

/* Spinner component */
.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 8px;
}

/* Loading animation for generate button */
.btn-primary.loading,
.btn-secondary.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.8;
}

.btn-primary.loading .btn-text,
.btn-secondary.loading .btn-text {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Ensure spinner and text are visible in loading buttons */
.btn-primary.loading .spinner,
.btn-secondary.loading .spinner,
.btn-primary.loading .btn-text,
.btn-secondary.loading .btn-text {
    color: inherit;
    opacity: 1;
}

/* Progress bar animations */
@keyframes shine {
    0% { left: -100%; }
    100% { left: 100%; }
}

.loading-spinner-small {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 8px;
}

/* Enhanced progress bar styling */
.generation-progress {
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Form disabled state improvements */
.config-content input:disabled,
.config-content select:disabled {
    opacity: 0.6 !important;
    cursor: not-allowed !important;
    background-color: var(--bg-secondary) !important;
}

/* Search help text styling */
.search-help {
    display: block;
    color: var(--text-tertiary);
    font-size: 12px;
    margin-top: 4px;
    font-style: italic;
}

.search-filter {
    position: relative;
}

/* Enhanced empty state styling */
.empty-filtered-results {
    animation: fadeIn 0.3s ease-in-out;
}

.empty-filtered-results .btn-secondary {
    background: var(--primary-blue);
    color: white;
    border: none;
}

.empty-filtered-results .btn-secondary:hover {
    background: var(--primary-blue-hover);
    transform: translateY(-1px);
}

/* Enhanced visual hierarchy */
.config-header {
    display: flex;
    align-items: flex-start;
    gap: var(--space-6);
    margin-bottom: var(--space-8);
    padding-bottom: var(--space-6);
    border-bottom: 2px solid var(--border-light);
}

.back-btn.enhanced {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: var(--bg-hover);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: all var(--transition-base);
    cursor: pointer;
    min-height: 40px;
}

.back-btn.enhanced:hover {
    background: var(--bg-active);
    color: var(--text-primary);
    transform: translateX(-2px);
    border-color: var(--primary-blue);
}

.back-icon {
    font-size: 16px;
    transition: transform var(--transition-base);
}

.back-btn.enhanced:hover .back-icon {
    transform: translateX(-2px);
}

.config-title-section {
    flex: 1;
}

.config-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 var(--space-2) 0;
    line-height: 1.2;
}

.config-subtitle {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin: 0;
    font-weight: 400;
}

.config-section-header {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--space-4) 0;
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--border-light);
}

.config-icon {
    font-size: 18px;
    opacity: 0.8;
}

/* Enhanced config groups */
.config-group {
    margin-bottom: var(--space-8);
    padding: var(--space-6);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    transition: all var(--transition-base);
}

.config-group:hover {
    border-color: var(--border-focus);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Enhanced form elements */
.config-label {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-3);
    font-size: var(--font-size-sm);
}

.config-row {
    margin-bottom: var(--space-6);
}

.range-input-enhanced {
    position: relative;
}

.range-labels {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-2);
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
}

.range-feedback {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--space-2);
}

.range-value {
    font-weight: 600;
    color: var(--primary-blue);
}

.range-preview {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    font-style: italic;
}

/* Enhanced select dropdowns */
.enhanced-select {
    width: 100%;
    padding: var(--space-3);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    transition: all var(--transition-base);
    cursor: pointer;
}

.enhanced-select:hover {
    border-color: var(--border-focus);
}

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

/* Enhanced radio button cards */
.radio-group-enhanced {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--space-3);
}

.radio-card {
    position: relative;
    padding: var(--space-4);
    border: 2px solid var(--border-light);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: center;
}

.radio-card:hover {
    border-color: var(--border-focus);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.radio-card input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.radio-card input[type="radio"]:checked + .radio-content {
    color: var(--primary-blue);
}

.radio-card:has(input[type="radio"]:checked) {
    border-color: var(--primary-blue);
    background: rgba(59, 130, 246, 0.05);
}

.radio-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.radio-title {
    font-weight: 600;
    font-size: var(--font-size-sm);
    color: var(--text-primary);
}

.radio-desc {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.radio-card:has(input[type="radio"]:checked) .radio-title {
    color: var(--primary-blue);
}

.radio-card:has(input[type="radio"]:checked) .radio-desc {
    color: var(--primary-blue-hover);
}

/* Enhanced category cards */
.category-card.enhanced {
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.category-card.enhanced:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-blue);
}

.category-card.enhanced:hover .category-icon {
    transform: scale(1.1) rotate(5deg);
}

.category-hover-indicator {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(90deg, var(--primary-blue), #60A5FA);
    padding: var(--space-2);
    transform: translateY(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.category-card.enhanced:hover .category-hover-indicator {
    transform: translateY(0);
}

.hover-text {
    color: white;
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-align: center;
    display: block;
}

.category-icon {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Enhanced feature tags */
.feature-tag {
    transition: all var(--transition-base);
}

.feature-tag.available {
    background: rgba(34, 197, 94, 0.1);
    color: #22C55E;
    border: 1px solid rgba(34, 197, 94, 0.2);
}

.feature-tag.platform {
    background: rgba(168, 85, 247, 0.1);
    color: #A855F7;
    border: 1px solid rgba(168, 85, 247, 0.2);
}

.feature-tag.domain {
    background: rgba(59, 130, 246, 0.1);
    color: #3B82F6;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.feature-tag.trademark {
    background: rgba(245, 158, 11, 0.1);
    color: #F59E0B;
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.feature-tag.cultural {
    background: rgba(139, 69, 19, 0.1);
    color: #8B4513;
    border: 1px solid rgba(139, 69, 19, 0.2);
}

.feature-tag.genre {
    background: rgba(16, 185, 129, 0.1);
    color: #10B981;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.feature-tag.professional {
    background: rgba(75, 85, 99, 0.1);
    color: #4B5563;
    border: 1px solid rgba(75, 85, 99, 0.2);
}

.feature-tag.creative {
    background: rgba(236, 72, 153, 0.1);
    color: #EC4899;
    border: 1px solid rgba(236, 72, 153, 0.2);
}

/* Micro-interactions for buttons */
.btn-primary, .btn-secondary {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.btn-primary:hover, .btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-primary:active, .btn-secondary:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Add ripple effect */
.btn-primary::after, .btn-secondary::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-primary:active::after, .btn-secondary:active::after {
    width: 300px;
    height: 300px;
}

/* Performance optimizations */
.name-card {
    will-change: transform;
    transform: translateZ(0);
}

.name-card:hover {
    transform: translateY(-2px) translateZ(0);
}

/* Responsive improvements */
@media (max-width: 768px) {
    .results-grid {
        grid-template-columns: 1fr;
        gap: var(--space-3);
        padding: var(--space-4);
    }
    
    .results-pagination {
        flex-direction: column;
        gap: var(--space-3);
    }
    
    .pagination-btn {
        min-width: 100px;
    }
}

/* Dark Theme Component Overrides */
[data-theme="dark"] .name-card {
    background: var(--bg-card);
    border-color: var(--border-light);
}

[data-theme="dark"] .name-card:hover {
    background: var(--bg-hover);
    border-color: var(--primary-blue);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .name-card.favorited {
    border-color: var(--secondary-orange);
    background: var(--bg-hover);
}

[data-theme="dark"] .name-display {
    color: var(--text-primary);
}

[data-theme="dark"] .category-card {
    background: var(--bg-card);
    border-color: var(--border-light);
}

[data-theme="dark"] .category-card:hover {
    background: var(--bg-hover);
    border-color: var(--primary-blue);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .config-panel,
[data-theme="dark"] .results-panel {
    background: var(--bg-secondary);
}

[data-theme="dark"] .results-header,
[data-theme="dark"] .results-filters {
    background: var(--bg-tertiary);
    border-color: var(--border-light);
}

[data-theme="dark"] .meta-tag {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-color: var(--border-medium);
}

[data-theme="dark"] .meta-tag.available {
    background: var(--secondary-green);
    color: var(--bg-primary);
}

[data-theme="dark"] .meta-tag.unavailable {
    background: var(--secondary-red);
    color: var(--bg-primary);
}

[data-theme="dark"] input,
[data-theme="dark"] select,
[data-theme="dark"] textarea {
    background: var(--bg-card);
    border-color: var(--border-medium);
    color: var(--text-primary);
}

[data-theme="dark"] input:focus,
[data-theme="dark"] select:focus,
[data-theme="dark"] textarea:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 2px rgba(74, 158, 255, 0.2);
}

/* Import additional components */
@import url('components.css');