:root {
    --primary-blue: #2563eb;
    --primary-blue-hover: #1d4ed8;
    --secondary-coral: #ff6b6b;
    --secondary-coral-hover: #ff5252;
    --accent-teal: #06b6d4;
    --accent-gold: #f59e0b;
    
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --bg-glass: rgba(255, 255, 255, 0.7);
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 20px rgba(37, 99, 235, 0.15);
    
    --gradient-primary: linear-gradient(135deg, #2563eb 0%, #06b6d4 100%);
    --gradient-coral: linear-gradient(135deg, #ff6b6b 0%, #f59e0b 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.6) 100%);
}

[data-theme="dark"] {
    --primary-blue: #3b82f6;
    --primary-blue-hover: #60a5fa;
    --secondary-coral: #ff7f7f;
    --secondary-coral-hover: #ff9999;
    --accent-teal: #22d3ee;
    --accent-gold: #fbbf24;
    
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-glass: rgba(30, 41, 59, 0.7);
    
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-muted: #64748b;
    
    --border-color: #334155;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.3);
    
    --gradient-glass: linear-gradient(135deg, rgba(30,41,59,0.9) 0%, rgba(30,41,59,0.6) 100%);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
    flex-grow: 1;
}

.container-narrow {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.app-header {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.logo-icon {
    width: 32px;
    height: 32px;
    color: var(--primary-blue);
}

.brand h1 {
    font-size: 1.5rem;
    font-weight: 800;
    color: #0077B5;
}

.pro-badge {
    display: inline-block;
    background: var(--gradient-coral);
    color: white;
    font-size: 0.625rem;
    font-weight: 700;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    margin-left: 0.5rem;
    vertical-align: super;
    letter-spacing: 0.5px;
}

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

.icon-btn {
    position: relative;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.625rem;
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-btn:hover {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.icon-btn .badge {
    position: absolute;
    top: -6px;
    right: -6px;
    background: var(--secondary-coral);
    color: white;
    font-size: 0.625rem;
    font-weight: 700;
    padding: 0.125rem 0.375rem;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
}

.icon-light { display: block; }
.icon-dark { display: none; }
[data-theme="dark"] .icon-light { display: none; }
[data-theme="dark"] .icon-dark { display: block; }

.breadcrumb {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.breadcrumb .container {
    padding: 0.75rem 1.5rem;
}

.breadcrumb ol {
    list-style: none;
    display: flex;
    gap: 0.5rem;
    align-items: center;
    padding: 0;
    margin: 0;
    font-size: 0.875rem;
}

.breadcrumb li::after {
    content: '/';
    margin-left: 0.5rem;
    color: var(--text-muted);
}

.breadcrumb li:last-child::after {
    content: '';
}

.breadcrumb a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: color 0.2s ease;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb li:last-child {
    color: var(--text-secondary);
}

.glass-card {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    padding: 2rem;
    transition: all 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-2px);
}

.input-section {
    margin-bottom: 2rem;
}

.input-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.input-header label {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.quick-actions {
    display: flex;
    gap: 0.5rem;
}

.text-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.375rem 0.75rem;
    border-radius: 6px;
    display: flex;
    align-items: center;
    gap: 0.375rem;
    transition: all 0.2s ease;
}

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

textarea#inputText {
    width: 100%;
    min-height: 140px;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: 1.125rem;
    font-family: 'Inter', sans-serif;
    resize: vertical;
    background: var(--bg-secondary);
    color: var(--text-primary);
    transition: all 0.3s ease;
}

textarea#inputText:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

textarea#inputText::placeholder {
    color: var(--text-muted);
}

.input-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
    gap: 1rem;
}

.char-counter-wrapper {
    flex: 1;
    max-width: 250px;
}

.char-counter {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-blue);
}

.char-limit {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.progress-bar {
    width: 100%;
    height: 4px;
    background: var(--bg-tertiary);
    border-radius: 2px;
    margin-top: 0.5rem;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    transition: width 0.3s ease, background 0.3s ease;
    border-radius: 2px;
}

.progress-fill.warning {
    background: var(--accent-gold);
}

.progress-fill.danger {
    background: var(--secondary-coral);
}

.tips-carousel {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-style: italic;
}

.tip-icon {
    font-size: 1.125rem;
}

.cta-banner {
    background: var(--gradient-primary);
    color: white;
    text-align: center;
    padding: 3rem 2rem;
    border-radius: 16px;
    margin: 2rem auto;
    box-shadow: var(--shadow-lg);
}

.cta-banner h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.cta-banner p {
    font-size: 1.125rem;
    opacity: 0.95;
    margin-bottom: 1.5rem;
}

.cta-button {
    background: white;
    color: var(--primary-blue);
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1.125rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.quick-search-section {
    margin-bottom: 2rem;
}

.search-box-large {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem 1.5rem;
    transition: all 0.3s ease;
    margin-bottom: 1rem;
}

.search-box-large:focus-within {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.search-box-large svg {
    color: var(--text-muted);
    flex-shrink: 0;
}

.search-box-large input {
    flex: 1;
    border: none;
    background: none;
    font-size: 1.125rem;
    color: var(--text-primary);
    outline: none;
}

.search-box-large input::placeholder {
    color: var(--text-muted);
}

.search-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    background: var(--bg-tertiary);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-family: monospace;
    white-space: nowrap;
}

.popular-searches {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.popular-searches .label {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 600;
}

.search-tag {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.375rem 0.875rem;
    border-radius: 20px;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.search-tag:hover {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
    color: white;
    transform: translateY(-1px);
}

.stats-section {
    margin-bottom: 2rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.stat-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.stat-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.filters-section {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.filter-chips {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.chip {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.chip:hover {
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

.chip.active {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
    color: white;
}

.compare-btn {
    background: var(--gradient-coral);
    border: none;
    border-radius: 8px;
    padding: 0.625rem 1.25rem;
    color: white;
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.compare-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.compare-btn.active {
    background: var(--accent-teal);
}

.search-panel {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 600px;
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    padding: 1rem;
    z-index: 200;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.search-panel.hidden {
    opacity: 0;
    pointer-events: none;
    transform: translateX(-50%) translateY(-20px);
}

.search-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem;
}

.search-container svg {
    color: var(--text-muted);
    flex-shrink: 0;
}

#searchInput {
    flex: 1;
    border: none;
    background: none;
    font-size: 1rem;
    color: var(--text-primary);
    outline: none;
}

#searchInput::placeholder {
    color: var(--text-muted);
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
    line-height: 1;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.2s ease;
}

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

.search-results {
    margin-top: 1rem;
    max-height: 400px;
    overflow-y: auto;
}

.search-result-item {
    padding: 0.875rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.search-result-item:hover,
.search-result-item.selected {
    background: var(--bg-tertiary);
    border-color: var(--primary-blue);
}

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

.side-panel {
    position: fixed;
    top: 0;
    right: 0;
    width: 380px;
    height: 100vh;
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-left: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    padding: 1.5rem;
    z-index: 150;
    overflow-y: auto;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.side-panel.hidden {
    transform: translateX(100%);
}

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

.panel-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.favorites-list,
.history-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.empty-state {
    text-align: center;
    color: var(--text-muted);
    padding: 2rem 1rem;
    font-size: 0.875rem;
}

.favorite-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    transition: all 0.2s ease;
}

.favorite-item:hover {
    border-color: var(--primary-blue);
    transform: translateX(-4px);
}

.favorite-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.favorite-remove-btn,
.history-copy-btn,
.history-delete-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 4px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.favorite-remove-btn:hover,
.history-delete-btn:hover {
    background: var(--secondary-coral);
    color: white;
}

.history-copy-btn:hover {
    background: var(--primary-blue);
    color: white;
}

.favorite-preview {
    font-size: 1.125rem;
    margin-top: 0.5rem;
    color: var(--text-primary);
    word-break: break-word;
}

.favorite-actions {
    margin-top: 0.75rem;
    display: flex;
    gap: 0.5rem;
}

.favorite-copy-btn {
    background: var(--primary-blue);
    border: none;
    color: white;
    padding: 0.375rem 0.75rem;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.375rem;
    transition: all 0.2s ease;
}

.favorite-copy-btn:hover {
    transform: translateY(-1px);
}

.history-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
}

.history-item:hover {
    border-color: var(--primary-blue);
    transform: translateX(-4px);
}

.history-text {
    flex: 1;
    font-size: 0.875rem;
    color: var(--text-primary);
    word-break: break-word;
}

.history-actions {
    display: flex;
    gap: 0.25rem;
    flex-shrink: 0;
}

.compare-section {
    background: var(--bg-glass);
    border: 2px dashed var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 2rem;
    transition: all 0.3s ease;
}

.compare-section.hidden {
    display: none;
}

.compare-slots {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 2rem;
    align-items: center;
}

.compare-slot {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    min-height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.compare-slot.empty {
    color: var(--text-muted);
}

.compare-slot.filled {
    border-color: var(--primary-blue);
}

.compare-divider {
    width: 2px;
    height: 100px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.output-section {
    margin-top: 2rem;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 2.5rem 0 1.5rem;
    padding-bottom: 0.75rem;
    color: var(--text-primary);
    position: relative;
    animation: slideIn 0.5s ease-out;
}

.section-title::before {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 100px;
    height: 3px;
    background: var(--gradient-coral);
    border-radius: 2px;
}

.output-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.font-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.25rem;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0;
    animation: fadeInUp 0.4s ease-out forwards;
    position: relative;
    overflow: hidden;
}



.font-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

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

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.font-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.card-actions {
    display: flex;
    gap: 0.375rem;
}

.action-btn {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 0.375rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.action-btn:hover {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
    color: white;
}

.action-btn.active {
    background: var(--secondary-coral);
    border-color: var(--secondary-coral);
    color: white;
}

.font-preview {
    font-size: 1.375rem;
    word-wrap: break-word;
    line-height: 1.5;
    min-height: 50px;
    color: var(--text-primary);
    padding: 0.5rem 0;
}

.placeholder {
    text-align: center;
    font-size: 1.125rem;
    color: var(--text-muted);
    padding: 3rem 1rem;
}

.how-it-works-section {
    background: var(--bg-secondary);
    padding: 4rem 0;
    margin-bottom: 3rem;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.how-it-works-section h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    text-align: center;
    margin-bottom: 1rem;
}

.how-it-works-section > .container-narrow > p {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.125rem;
    line-height: 1.7;
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.step-card {
    text-align: center;
    padding: 2rem;
    background: var(--bg-glass);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.step-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    border-radius: 50%;
    margin-bottom: 1rem;
}

.step-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.step-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.features-highlight {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: 12px;
    border: 2px solid var(--primary-blue);
}

.features-highlight h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.features-list {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
}

.features-list li {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

.compatibility-section {
    background: var(--bg-secondary);
    padding: 4rem 0;
    margin-top: 4rem;
    border-top: 1px solid var(--border-color);
}

.compatibility-section h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    text-align: center;
    margin-bottom: 1rem;
}

.compatibility-section > .container-narrow > p {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.platforms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.platform-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.platform-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.platform-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.instagram-gradient { background: linear-gradient(45deg, #f09433 0%,#e6683c 25%,#dc2743 50%,#cc2366 75%,#bc1888 100%); }
.twitter-gradient { background: linear-gradient(135deg, #1DA1F2, #0077B5); }
.facebook-gradient { background: linear-gradient(135deg, #4267B2, #1877F2); }
.whatsapp-gradient { background: linear-gradient(135deg, #25D366, #128C7E); }
.tiktok-gradient { background: linear-gradient(135deg, #000000, #fe2c55); }
.discord-gradient { background: linear-gradient(135deg, #5865F2, #7289DA); }

.platform-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.platform-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.compatibility-badge {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.compatibility-badge.success {
    background: #d1fae5;
    color: #065f46;
}

[data-theme="dark"] .compatibility-badge.success {
    background: #064e3b;
    color: #6ee7b7;
}

.compatibility-badge.warning {
    background: #fed7aa;
    color: #92400e;
}

[data-theme="dark"] .compatibility-badge.warning {
    background: #78350f;
    color: #fcd34d;
}

.faq-section {
    background: var(--bg-primary);
    padding: 4rem 0;
}

.faq-section h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2rem;
    text-align: center;
}

.faq-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 1rem;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: 1.25rem 1.5rem;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.2s ease;
}

.faq-question:hover {
    background: var(--bg-tertiary);
}

.faq-icon {
    transition: transform 0.3s ease;
    color: var(--primary-blue);
    flex-shrink: 0;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer > div {
    padding: 0 1.5rem 1.25rem;
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.95rem;
}

.font-index-section {
    background: var(--bg-secondary);
    padding: 4rem 0;
    border-top: 1px solid var(--border-color);
}

.font-index-section h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    text-align: center;
}

.font-index-section > .container-narrow > p {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    font-size: 1.125rem;
}

.font-categories-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.category-index {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
}

.category-index h3 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.category-index ul {
    list-style: none;
    padding: 0;
}

.category-index li {
    color: var(--text-secondary);
    padding: 0.375rem 0;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--border-color);
}

.category-index li:last-child {
    border-bottom: none;
}

.app-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 2rem 1.5rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-main p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.footer-description {
    color: var(--text-muted);
    font-size: 0.8rem;
    line-height: 1.6;
    max-width: 800px;
}

.heart {
    color: var(--secondary-coral);
    animation: heartbeat 1.5s ease-in-out infinite;
}

.footer-stats {
    display: flex;
    gap: 1rem;
    color: var(--text-muted);
    font-size: 0.875rem;
    flex-wrap: wrap;
}

.separator {
    color: var(--border-color);
}

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

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-blue);
    border-radius: 4px;
}

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

button {
    user-select: none;
    -webkit-user-select: none;
}

.hidden {
    display: none !important;
}

@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    .container-narrow {
        padding: 0 1rem;
    }
    
    .header-content {
        padding: 1rem;
    }
    
    .brand h1 {
        font-size: 1.25rem;
    }
    
    .logo-icon {
        width: 24px;
        height: 24px;
    }
    
    .pro-badge {
        font-size: 0.5rem;
        padding: 0.2rem 0.4rem;
    }

    .header-actions {
        gap: 0.375rem;
    }

    .icon-btn {
        padding: 0.5rem;
    }
    
    .filters-section {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-chips {
        justify-content: center;
    }
    
    .compare-btn {
        width: 100%;
        justify-content: center;
    }
    
    .compare-slots {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .compare-divider {
        width: 100%;
        height: 2px;
    }
    
    .output-grid {
        grid-template-columns: 1fr;
    }
    
    .side-panel {
        width: 100%;
    }
    
    .search-panel {
        width: 95%;
        top: 70px;
    }

    .search-box-large {
        padding: 0.875rem 1rem;
    }

    .search-box-large input {
        font-size: 1rem;
    }

    .search-hint {
        display: none;
    }
    
    .glass-card {
        padding: 1.5rem;
    }
    
    textarea#inputText {
        font-size: 1rem;
        min-height: 120px;
    }
    
    .font-preview {
        font-size: 1.125rem;
    }
    
    .input-info {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .tips-carousel {
        width: 100%;
    }

    .how-it-works-section h2,
    .compatibility-section h2,
    .faq-section h2,
    .font-index-section h2 {
        font-size: 1.5rem;
    }

    .how-it-works-section,
    .compatibility-section,
    .faq-section,
    .font-index-section {
        padding: 3rem 0;
    }

    .cta-banner {
        padding: 2rem 1.5rem;
    }

    .cta-banner h2 {
        font-size: 1.5rem;
    }

    .cta-banner p {
        font-size: 1rem;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .steps-grid,
    .platforms-grid,
    .font-categories-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .brand h1 {
        font-size: 1.125rem;
    }
    
    .icon-btn svg {
        width: 18px;
        height: 18px;
    }
    
    .section-title {
        font-size: 1.25rem;
    }
    
    .font-card {
        padding: 1rem;
    }
    
    .card-actions {
        gap: 0.25rem;
    }
    
    .action-btn {
        padding: 0.25rem;
    }

    .cta-banner h2 {
        font-size: 1.25rem;
    }

    .popular-searches {
        justify-content: center;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

@media (prefers-contrast: high) {
    .font-card,
    .favorite-item,
    .history-item,
    .platform-card,
    .step-card {
        border-width: 2px;
    }
    
    .action-btn {
        border-width: 2px;
    }
}

@media (max-width: 360px) {
    .brand h1 {
        font-size: 1rem;
    }
    
    .pro-badge {
        display: none;
    }
    
    .tips-carousel {
        font-size: 0.75rem;
    }
}

.effects-lab-section {
    margin: 2rem 0;
    position: relative;
}

.effects-lab-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
    transition: all 0.3s ease;
}

.effects-lab-header:hover {
    border-bottom-color: var(--primary-blue);
}

.lab-title h2 {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.25rem;
}

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

.lab-header-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.lab-action-btn {
    background: var(--gradient-coral);
    border: none;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.lab-action-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.toggle-lab-btn {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--primary-blue);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 8px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.toggle-lab-btn:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary-blue);
}

.toggle-lab-btn svg {
    transition: transform 0.3s ease;
}

.effects-lab-header.active .toggle-lab-btn svg {
    transform: rotate(180deg);
}

.effects-lab-content {
    padding-top: 1.5rem;
}

.effects-lab-content.hidden {
    display: none;
}

.effects-presets {
    background: var(--bg-tertiary);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.effects-presets h3 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.presets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1rem;
}

.preset-btn {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    text-align: center;
}

.preset-btn:hover {
    border-color: var(--primary-blue);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.preset-btn:active {
    transform: translateY(0);
}

.preset-icon {
    font-size: 2rem;
}

.preset-name {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-primary);
}

.preset-sample {
    font-size: 0.875rem;
    color: var(--text-secondary);
    word-break: break-word;
}

.saved-effects-section {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.saved-effects-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.saved-effects-header h3 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
}

.clear-saved-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 6px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.clear-saved-btn:hover {
    background: var(--secondary-coral);
    color: white;
}

.saved-effects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.empty-saved-state {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--text-muted);
    padding: 2rem 1rem;
    font-size: 0.875rem;
}

.saved-effect-card {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
}

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

.saved-effect-text {
    font-size: 1rem;
    color: var(--text-primary);
    word-break: break-word;
    margin-bottom: 0.5rem;
    min-height: 40px;
}

.saved-effect-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.saved-effect-mode {
    font-weight: 600;
}

.saved-effect-delete {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.saved-effect-delete:hover {
    background: var(--secondary-coral);
    color: white;
}

.effects-modes {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.effect-mode-btn {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 1.25rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    position: relative;
}

.effect-mode-btn::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 110%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--text-primary);
    color: var(--bg-primary);
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 10;
}

.effect-mode-btn:hover::before {
    opacity: 1;
}

.effect-mode-btn:hover {
    border-color: var(--primary-blue);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.effect-mode-btn.active {
    border-color: var(--primary-blue);
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
}

.mode-icon {
    font-size: 2rem;
}

.mode-name {
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-primary);
}

.mode-desc {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.effects-config {
    position: relative;
    min-height: 300px;
    margin-bottom: 1.5rem;
}

.config-panel {
    display: none;
    background: var(--bg-tertiary);
    border-radius: 12px;
    padding: 1.5rem;
}

.config-panel.active {
    display: block;
    animation: fadeInScale 0.3s ease;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.98);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.config-panel h3 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.config-help {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background: var(--primary-blue);
    color: white;
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: help;
    position: relative;
}

.config-help::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 130%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--text-primary);
    color: var(--bg-primary);
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 400;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 10;
    max-width: 300px;
    white-space: normal;
}

.config-help:hover::before {
    opacity: 1;
}

.config-options {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.config-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.config-checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

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

.config-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary-blue);
}

.config-select label {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
}

.category-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.category-pill {
    position: relative;
    cursor: pointer;
}

.category-pill input[type="checkbox"] {
    position: absolute;
    opacity: 0;
}

.category-pill span {
    display: block;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 20px;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.category-pill:hover span {
    border-color: var(--primary-blue);
}

.category-pill input[type="checkbox"]:checked + span {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
    color: white;
}

/* Config Slider */
.config-slider {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.config-slider label {
    display: flex;
    justify-content: space-between;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.config-slider input[type="range"] {
    width: 100%;
    height: 6px;
    background: var(--bg-secondary);
    border-radius: 3px;
    outline: none;
    -webkit-appearance: none;
}

.config-slider input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--primary-blue);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
}

.config-slider input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.2);
}

.config-slider input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--primary-blue);
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

.config-slider small {
    color: var(--text-muted);
    font-size: 0.75rem;
}

.font-selector-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.font-selector-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.font-selector-item label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.font-selector-item select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.font-selector-item select:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.font-preview-mini {
    padding: 0.75rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    color: var(--text-primary);
    text-align: center;
    min-height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pattern-selector,
.caps-selector,
.decorator-selector {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.pattern-option,
.caps-option,
.decorator-option {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.pattern-option:hover,
.caps-option:hover,
.decorator-option:hover {
    border-color: var(--primary-blue);
    box-shadow: var(--shadow-sm);
}

.pattern-option input[type="radio"],
.caps-option input[type="radio"],
.decorator-option input[type="radio"] {
    margin-top: 0.25rem;
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary-blue);
    flex-shrink: 0;
}

.pattern-option input[type="radio"]:checked,
.caps-option input[type="radio"]:checked,
.decorator-option input[type="radio"]:checked {
    ~ .pattern-info,
    ~ .caps-info,
    ~ .decorator-info {
        color: var(--primary-blue);
    }
}

.pattern-info,
.caps-info,
.decorator-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.pattern-info strong,
.caps-info strong,
.decorator-info strong {
    color: var(--text-primary);
    font-size: 0.95rem;
}

.pattern-info small,
.caps-info small,
.decorator-info small {
    color: var(--text-muted);
    font-size: 0.8rem;
}

.caps-example,
.decorator-example {
    display: inline-block;
    margin-top: 0.5rem;
    padding: 0.375rem 0.75rem;
    background: var(--bg-tertiary);
    border-radius: 6px;
    font-size: 0.875rem;
    color: var(--text-primary);
    font-family: monospace;
}

.custom-decorator {
    margin-top: 1rem;
    animation: fadeInScale 0.3s ease;
}

.custom-decorator-inputs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.input-group label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.input-group input[type="text"] {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.95rem;
}

.input-group input[type="text"]:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.generate-effect-btn {
    width: 100%;
    background: var(--gradient-coral);
    border: none;
    color: white;
    padding: 1.25rem 2rem;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1.125rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.generate-effect-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s ease;
}

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

.generate-effect-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.generate-effect-btn:active {
    transform: translateY(0);
}

.effects-results {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 2px solid var(--border-color);
}

.effects-results.hidden {
    display: none;
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.results-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.results-stats {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.stat-badge {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    padding: 0.375rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.stat-badge.success {
    background: #d1fae5;
    border-color: #6ee7b7;
    color: #065f46;
}

[data-theme="dark"] .stat-badge.success {
    background: #064e3b;
    border-color: #059669;
    color: #6ee7b7;
}

.stat-badge.warning {
    background: #fed7aa;
    border-color: #fdba74;
    color: #92400e;
}

[data-theme="dark"] .stat-badge.warning {
    background: #78350f;
    border-color: #f59e0b;
    color: #fcd34d;
}

.effect-result-display {
    background: var(--bg-secondary);
    border: 2px solid var(--primary-blue);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-glow);
}

.effect-result-text {
    font-size: 1.75rem;
    line-height: 1.6;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    word-wrap: break-word;
    text-align: center;
    min-height: 60px;
    animation: fadeInScale 0.5s ease;
}

.effect-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 0.75rem;
}

.effect-action-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.2s ease;
    font-size: 0.95rem;
}

.effect-action-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.effect-action-btn.primary {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
    color: white;
}

.variations-gallery {
    margin-top: 2rem;
}

.variations-gallery h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.variations-count {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--text-muted);
}

.variations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.variation-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    animation: fadeInUp 0.3s ease forwards;
    opacity: 0;
}

.variation-card:nth-child(1) { animation-delay: 0.05s; }
.variation-card:nth-child(2) { animation-delay: 0.1s; }
.variation-card:nth-child(3) { animation-delay: 0.15s; }
.variation-card:nth-child(4) { animation-delay: 0.2s; }
.variation-card:nth-child(5) { animation-delay: 0.25s; }
.variation-card:nth-child(6) { animation-delay: 0.3s; }

.variation-card:hover {
    border-color: var(--primary-blue);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.variation-text {
    font-size: 1.125rem;
    color: var(--text-primary);
    word-wrap: break-word;
    text-align: center;
}

.effects-examples {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.effects-examples h4 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.examples-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.examples-tab {
    background: none;
    border: none;
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    border-radius: 8px 8px 0 0;
    transition: all 0.2s ease;
    position: relative;
}

.examples-tab::after {
    content: '';
    position: absolute;
    bottom: -0.6rem;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-blue);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.examples-tab.active {
    color: var(--primary-blue);
}

.examples-tab.active::after {
    transform: scaleX(1);
}

.examples-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
}

.example-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.example-card:hover {
    border-color: var(--primary-blue);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.example-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.example-text {
    font-size: 1.125rem;
    color: var(--text-primary);
    word-wrap: break-word;
}

@media (max-width: 768px) {
    .effects-modes {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .presets-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .font-selector-grid,
    .custom-decorator-inputs {
        grid-template-columns: 1fr;
    }
    
    .effect-actions {
        grid-template-columns: 1fr;
    }
    
    .results-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .examples-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .effect-result-text {
        font-size: 1.5rem;
    }
    
    .config-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .effects-modes {
        grid-template-columns: 1fr;
    }
    
    .presets-grid {
        grid-template-columns: 1fr;
    }
    
    .examples-grid {
        grid-template-columns: 1fr;
    }
    
    .effect-result-text {
        font-size: 1.25rem;
    }
    
    .lab-header-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .lab-action-btn {
        width: 100%;
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.generating {
    animation: pulse 1.5s ease-in-out infinite;
    pointer-events: none;
}

@media (max-width: 768px) {
    .optimizer-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .optimizer-badge {
        flex-wrap: wrap;
    }
    
    .keywords-panel,
    .suggestions-panel,
    .font-recommendations,
    .optimized-versions {
        padding: 1rem;
    }
    
    .keywords-list,
    .power-words-list {
        justify-content: center;
    }
    
    .saved-effects-grid {
        grid-template-columns: 1fr;
    }
    
    .variations-grid {
        grid-template-columns: 1fr;
    }
    
    .examples-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .effect-result-text {
        font-size: 1.5rem;
    }
    
    .compare-slot-container {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .compare-divider-vertical {
        transform: rotate(90deg);
        width: 100%;
        padding: 0.5rem 0;
    }
    
    .compare-input-slot textarea {
        min-height: 80px;
    }
}

@media (max-width: 480px) {
    .social-optimizer-section,
    .effects-lab-section {
        margin: 1.5rem 0;
    }
    
    .analysis-area,
    .effects-lab-content {
        padding: 1rem;
    }
    
    #optimizerText {
        min-height: 100px;
        font-size: 0.95rem;
    }
    
    .optimizer-title h2 {
        font-size: 1.5rem;
    }
    
    .score-circle {
        width: 100px;
        height: 100px;
    }
    
    .score-number {
        font-size: 2rem;
    }
    
    .sentiment-emoji {
        font-size: 3rem;
    }
    
    .time-value {
        font-size: 1.5rem;
    }
    
    .stat-icon {
        font-size: 1.5rem;
    }
    
    .stat-value {
        font-size: 1.25rem;
    }
    
    .keyword-chip,
    .hashtag-chip,
    .emoji-chip,
    .power-word-chip {
        font-size: 0.8rem;
        padding: 0.375rem 0.75rem;
    }
    
    .version-card,
    .variation-card,
    .example-card {
        padding: 0.875rem;
    }
    
    .version-text,
    .variation-text,
    .example-text {
        font-size: 1rem;
    }
    
    .presets-grid {
        grid-template-columns: 1fr;
    }
    
    .preset-btn {
        padding: 0.875rem;
    }
    
    .preset-icon {
        font-size: 1.5rem;
    }
    
    .effects-modes {
        grid-template-columns: 1fr;
    }
    
    .effect-mode-btn {
        padding: 1rem;
    }
    
    .mode-icon {
        font-size: 1.75rem;
    }
    
    .config-panel {
        padding: 1rem;
    }
    
    .config-row {
        grid-template-columns: 1fr;
    }
    
    .font-selector-grid {
        grid-template-columns: 1fr;
    }
    
    .custom-decorator-inputs {
        grid-template-columns: 1fr;
    }
    
    .results-stats {
        flex-direction: column;
        width: 100%;
    }
    
    .stat-badge {
        width: 100%;
        text-align: center;
    }
    
    .effect-actions {
        grid-template-columns: 1fr;
    }
    
    .effect-action-btn {
        padding: 0.875rem;
    }
    
    .history-panel,
    .compare-panel {
        padding: 1rem;
    }
    
    .panel-header h3 {
        font-size: 1.125rem;
    }
    
    .history-item-card {
        padding: 0.875rem;
    }
    
    .optimizer-guide {
        padding: 1.5rem;
    }
    
    .guide-header {
        padding: 0.875rem 1rem;
        font-size: 1rem;
    }
    
    .guide-content li {
        font-size: 0.875rem;
    }
}

@media (max-width: 768px) and (orientation: landscape) {
    .score-circle,
    .sentiment-display,
    .timing-display {
        transform: scale(0.85);
    }
    
    .metrics-grid-main {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (hover: none) and (pointer: coarse) {
    .platform-tab,
    .quick-action-btn,
    .tool-btn,
    .preset-btn,
    .effect-mode-btn,
    .action-btn,
    .version-btn,
    .hashtag-chip,
    .emoji-chip,
    .keyword-chip {
        min-height: 44px; 
        min-width: 44px;
    }
    
    .icon-btn {
        min-width: 44px;
        min-height: 44px;
    }
    
    .platform-tab:hover,
    .effect-mode-btn:hover,
    .preset-btn:hover {
        transform: none;
    }
    
    * {
        -webkit-tap-highlight-color: rgba(37, 99, 235, 0.1);
    }
}

[data-theme="dark"] {
    @media (max-width: 480px) {
        .glass-card,
        .analysis-area {
            background: var(--bg-secondary);
            backdrop-filter: none;
        }
    }
}

@media print {
    .quick-actions-bar,
    .input-tools,
    .effect-actions,
    .optimizer-badge,
    .header-actions {
        display: none !important;
    }
    
    .analysis-results {
        page-break-inside: avoid;
    }
    
    * {
        color: #000 !important;
        background: #fff !important;
    }
}