/* ============================================
   Emoji Library - Modern Stylesheet
   Based on ConvertICO Design System
   ============================================ */

/* CSS Variables */
:root {
    --primary: #3498db;
    --primary-light: #ebf5fb;
    --primary-dark: #2980b9;
    --accent: #e74c3c;
    --accent-light: #fdf2f2;
    --success: #2ecc71;
    --success-light: #d5f5e3;
    --warning: #f39c12;
    --warning-light: #fef9e7;
    
    --bg: #ecf7fb;
    --bg-elevated: #ffffff;
    --text: #2c3e50;
    --text-secondary: #5a6c7d;
    --text-muted: #95a5a6;
    --border: #d5e8f0;
    --border-light: #e8f4f8;
    
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 40px -10px rgba(0, 0, 0, 0.15);
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
}

/* Base */
* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Open Sans', 'Segoe UI', 'Helvetica Neue', Roboto, Oxygen, Ubuntu, Cantarell, arial, sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

/* Container */
.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px 40px;
}

/* Breadcrumbs */
.breadcrumbs {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
    padding: 15px 0;
    font-size: 14px;
    color: var(--text-muted);
}

.breadcrumbs a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.breadcrumbs a:hover {
    color: var(--primary);
}

.breadcrumbs svg {
    width: 14px;
    height: 14px;
    color: var(--text-muted);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero-section {
    text-align: center;
    margin-bottom: 2rem;
    padding: 1.5rem 0 2rem;
}

.hero-title-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.hero-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #F59E0B, #F97316);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: var(--shadow-lg), 0 0 40px rgba(245, 158, 11, 0.25);
    flex-shrink: 0;
    font-size: 28px;
}

.hero-icon svg {
    width: 28px;
    height: 28px;
}

.hero-section h1 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    margin: 0;
    background: linear-gradient(135deg, #F59E0B, #D97706);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.hero-section > p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 650px;
    margin: 0 auto 1.5rem;
    line-height: 1.7;
}

/* ============================================
   SEARCH BOX
   ============================================ */
.search-box {
    max-width: 600px;
    margin: 1.5rem auto 0;
}

.search-box form {
    display: flex;
    border-radius: var(--radius-full);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background: var(--bg-elevated);
    border: 1px solid var(--border);
}

.search-box input[type="text"] {
    flex: 1;
    padding: 16px 24px;
    border: none;
    font-size: 16px;
    outline: none;
    background: transparent;
    color: var(--text);
}

.search-box input[type="text"]::placeholder {
    color: var(--text-muted);
}

.search-box button {
    padding: 16px 28px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border: none;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.search-box button:hover {
    filter: brightness(1.1);
}

.search-box button svg {
    width: 18px;
    height: 18px;
}

/* ============================================
   EMOJI CALLOUT (Link to Converter)
   ============================================ */
.emoji-callout {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    padding: 1.5rem 2rem;
    margin: 2rem 0;
    background: linear-gradient(135deg, var(--primary-light) 0%, #f0f9ff 100%);
    border-radius: var(--radius-xl);
    border: 1px solid var(--primary);
    box-shadow: var(--shadow-md), 0 0 20px rgba(52, 152, 219, 0.1);
    position: relative;
    overflow: hidden;
}

.emoji-callout::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: left 0.5s ease;
    pointer-events: none;
}

.emoji-callout:hover::after {
    left: 100%;
}

.callout-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.callout-icon svg {
    width: 26px;
    height: 26px;
}

.callout-content {
    flex: 1;
}

.callout-content h3 {
    margin: 0 0 0.35rem;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text);
}

.callout-content p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.emoji-callout .btn {
    flex-shrink: 0;
    white-space: nowrap;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-full);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    box-shadow: var(--shadow-md);
}

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

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

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

.btn svg {
    width: 18px;
    height: 18px;
}

/* ============================================
   CATEGORIES SECTION
   ============================================ */
.categories-section {
    margin: 2.5rem 0;
}

.categories-section > h2 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    margin: 0 0 0.5rem;
    color: var(--text);
}

.categories-section > h2 svg {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

.categories-section > p {
    color: var(--text-secondary);
    margin: 0 0 1.5rem;
}

/* Category Grid */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

.category-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    background: var(--bg-elevated);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.category-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.6), transparent);
    transition: left 0.5s ease;
    pointer-events: none;
}

.category-card:hover::after {
    left: 100%;
}

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

.category-icon {
    font-size: 2.5rem;
    line-height: 1;
    flex-shrink: 0;
}

.category-info h3 {
    margin: 0 0 0.25rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
}

.category-info p {
    margin: 0 0 0.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.category-count {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary);
    background: var(--primary-light);
    padding: 0.25rem 0.6rem;
    border-radius: var(--radius-full);
}

/* ============================================
   POPULAR EMOJIS
   ============================================ */
.popular-emojis {
    margin: 2.5rem 0;
    padding: 2rem;
    background: var(--bg-elevated);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
}

.popular-emojis > h2 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.35rem;
    margin: 0 0 0.5rem;
    color: var(--text);
}

.popular-emojis > h2 svg {
    width: 22px;
    height: 22px;
    color: #F59E0B;
}

.popular-emojis > p {
    color: var(--text-secondary);
    margin: 0 0 1.5rem;
    font-size: 0.95rem;
}

/* Emoji Grid (Simple) */
.emoji-grid.popular-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 0.75rem;
}

.emoji-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem 0.5rem;
    background: var(--bg);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.emoji-item:hover {
    background: var(--primary-light);
    border-color: var(--primary);
    transform: scale(1.05);
}

.emoji-item.copied {
    background: var(--success-light);
    border-color: var(--success);
}

.emoji-char {
    font-size: 2rem;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.emoji-name-hint {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.emoji-item:hover .emoji-name-hint {
    opacity: 1;
}

/* ============================================
   EMOJI GRID (Detailed)
   ============================================ */
.emoji-grid-container {
    margin: 1.5rem 0;
}

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

.emoji-item-detailed {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.25rem 1rem;
    background: var(--bg-elevated);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all 0.25s ease;
    position: relative;
}

.emoji-item-detailed:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.emoji-item-detailed.copied {
    background: var(--success-light);
    border-color: var(--success);
}

.emoji-tooltip {
    position: absolute;
    top: -35px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0,0,0,0.85);
    color: white;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    z-index: 10;
}

.emoji-item-detailed:hover .emoji-tooltip {
    opacity: 1;
}

.emoji-display {
    font-size: 2.5rem;
    line-height: 1;
    margin-bottom: 0.75rem;
}

.emoji-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text);
    text-align: center;
    margin-bottom: 0.25rem;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.emoji-unicode {
    font-size: 0.7rem;
    font-family: monospace;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.emoji-actions {
    display: flex;
    gap: 0.4rem;
    margin-top: auto;
    flex-wrap: wrap;
    justify-content: center;
}

.copy-emoji-btn,
.download-emoji-btn,
.convert-emoji-btn {
    padding: 0.4rem 0.7rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    text-decoration: none;
}

.copy-emoji-btn {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.copy-emoji-btn:hover {
    background: var(--primary-dark);
}

.copy-emoji-btn.success {
    background: var(--success);
    border-color: var(--success);
}

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

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

/* Convert button - less prominent */
.convert-emoji-btn {
    background: transparent;
    color: var(--text-muted);
    border-color: transparent;
    padding: 0.35rem 0.5rem;
    font-size: 0.7rem;
}

.convert-emoji-btn:hover {
    background: var(--warning-light);
    color: var(--warning);
    border-color: var(--warning);
}

.convert-emoji-btn svg {
    width: 12px;
    height: 12px;
}

/* Compact View */
.emoji-grid.compact-view {
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
}

.emoji-grid.compact-view .emoji-item-detailed {
    padding: 0.75rem;
}

.emoji-grid.compact-view .emoji-display {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.emoji-grid.compact-view .emoji-name {
    font-size: 0.7rem;
}

.emoji-grid.compact-view .emoji-unicode,
.emoji-grid.compact-view .convert-emoji-btn {
    display: none;
}

.emoji-grid.compact-view .emoji-actions {
    margin-top: 0.5rem;
}

/* ============================================
   CATEGORY HEADER
   ============================================ */
.category-header,
.subcategory-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--bg-elevated);
    border-radius: var(--radius-xl);
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
}

.category-icon-large,
.subcategory-icon-large {
    font-size: 4rem;
    line-height: 1;
}

.category-info h1,
.subcategory-info h1 {
    font-size: 1.75rem;
    margin: 0 0 0.5rem;
    color: var(--text);
}

.category-info > p,
.subcategory-info > p {
    color: var(--text-secondary);
    margin: 0 0 1rem;
    font-size: 1rem;
}

.category-stats,
.subcategory-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.stat-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 0.35rem 0.85rem;
    background: var(--primary-light);
    color: var(--primary-dark);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
}

/* ============================================
   CONTROLS
   ============================================ */
.category-controls,
.subcategory-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.emoji-filters {
    flex: 1;
    min-width: 200px;
    max-width: 400px;
}

.emoji-filters input[type="text"] {
    width: 100%;
    padding: 0.75rem 1rem;
    padding-left: 2.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    font-size: 0.95rem;
    background: var(--bg-elevated);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%2395a5a6' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'%3E%3C/circle%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'%3E%3C/line%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: 1rem center;
    transition: all 0.2s ease;
}

.emoji-filters input[type="text"]:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

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

.view-toggle-btn,
.show-all-btn {
    padding: 0.65rem 1.25rem;
    background: var(--bg-elevated);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.view-toggle-btn:hover,
.show-all-btn:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.back-to-category-btn {
    padding: 0.65rem 1.25rem;
    background: var(--bg);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s ease;
}

.back-to-category-btn:hover {
    background: var(--bg-elevated);
    color: var(--text);
}

/* ============================================
   SUBCATEGORY CARDS
   ============================================ */
.subcategories-overview {
    margin-bottom: 2rem;
}

.subcategories-overview > h2 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.35rem;
    margin: 0 0 0.5rem;
    color: var(--text);
}

.subcategories-overview > h2 svg {
    width: 22px;
    height: 22px;
    color: var(--primary);
}

.subcategories-overview > p {
    color: var(--text-secondary);
    margin: 0 0 1.5rem;
}

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

.subcategory-card {
    display: flex;
    flex-direction: column;
    padding: 1.25rem;
    background: var(--bg-elevated);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.subcategory-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5), transparent);
    transition: left 0.5s ease;
    pointer-events: none;
}

.subcategory-card:hover::after {
    left: 100%;
}

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

.subcategory-preview {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.preview-emoji {
    font-size: 1.75rem;
}

.subcategory-card-info h3 {
    margin: 0 0 0.25rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
}

.subcategory-card-info p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* ============================================
   FEATURE HIGHLIGHTS
   ============================================ */
.feature-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.25rem;
    margin: 2.5rem 0;
}

.feature {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-elevated);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

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

.feature-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-light), #e8f4f8);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.feature-icon svg {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

.feature h3 {
    margin: 0 0 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
}

.feature p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ============================================
   INFO PANEL
   ============================================ */
.format-info-panel {
    background: var(--bg-elevated);
    border-radius: var(--radius-xl);
    padding: 2rem;
    margin: 2.5rem 0;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
    position: relative;
}

.format-info-panel::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--primary), var(--success), #F59E0B);
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

.format-info-panel h2 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.35rem;
    margin: 0 0 1rem;
    color: var(--text);
}

.format-info-panel h2 svg {
    width: 22px;
    height: 22px;
    color: var(--primary);
}

.format-info-content p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.unicode-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
}

.unicode-feature {
    padding: 1.25rem;
    background: var(--bg);
    border-radius: var(--radius-md);
    border: 1px dashed var(--border);
}

.unicode-feature h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 0 0.5rem;
    font-size: 0.95rem;
    color: var(--text);
}

.unicode-feature h4 svg {
    width: 18px;
    height: 18px;
    color: var(--primary);
}

.unicode-feature p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ============================================
   RELATED TOOLS
   ============================================ */
.related-tools {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 2rem 0;
    padding: 1.25rem 1.5rem;
    background: var(--bg-elevated);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    flex-wrap: wrap;
}

.related-label {
    font-weight: 600;
    color: var(--text);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.related-label svg {
    width: 18px;
    height: 18px;
    color: var(--text-muted);
}

.related-links {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.related-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    background: var(--bg);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s ease;
    border: 1px solid var(--border);
}

.related-link svg {
    width: 16px;
    height: 16px;
}

.related-link:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    transform: translateY(-2px);
}

.related-link.featured {
    background: linear-gradient(135deg, #F59E0B, #D97706);
    color: white;
    border-color: #F59E0B;
    font-weight: 600;
}

.related-link.featured:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

/* ============================================
   SEARCH PAGE STYLES
   ============================================ */
.search-header {
    text-align: center;
    padding: 2rem 0;
}

.search-header h1 {
    font-size: 2rem;
    margin: 0 0 0.5rem;
    color: var(--text);
}

.search-header > p {
    color: var(--text-secondary);
    margin: 0 0 1.5rem;
}

.search-form {
    max-width: 600px;
    margin: 0 auto;
}

.search-input-wrapper {
    display: flex;
    border-radius: var(--radius-full);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background: var(--bg-elevated);
    border: 1px solid var(--border);
}

.search-form input[type="text"] {
    flex: 1;
    padding: 16px 24px;
    border: none;
    font-size: 16px;
    outline: none;
    background: transparent;
}

.search-btn {
    padding: 16px 28px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border: none;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.search-btn:hover {
    filter: brightness(1.1);
}

.search-btn svg {
    width: 18px;
    height: 18px;
}

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

.results-header h2 {
    margin: 0;
    font-size: 1.25rem;
    color: var(--text);
}

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

.copy-all-btn,
.toggle-view-btn {
    padding: 0.6rem 1.25rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.copy-all-btn {
    background: var(--success);
    color: white;
    border: none;
}

.copy-all-btn:hover {
    background: #27ae60;
}

.toggle-view-btn {
    background: var(--bg);
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.toggle-view-btn:hover {
    background: var(--bg-elevated);
    border-color: var(--primary);
    color: var(--primary);
}

/* No Results */
.no-results {
    text-align: center;
    padding: 3rem 1.5rem;
    background: var(--bg-elevated);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
}

.no-results-icon {
    width: 64px;
    height: 64px;
    background: var(--bg);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.no-results-icon svg {
    width: 32px;
    height: 32px;
    color: var(--text-muted);
}

.no-results h3 {
    margin: 0 0 0.5rem;
    color: var(--text);
}

.no-results > p {
    color: var(--text-secondary);
    margin: 0 0 1.5rem;
}

.clear-search-btn {
    padding: 0.65rem 1.5rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius-full);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.clear-search-btn:hover {
    background: var(--primary-dark);
}

.search-suggestions {
    margin-top: 2rem;
}

.search-suggestions h4 {
    margin: 0 0 1rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.suggestion-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.suggestion-tag {
    padding: 0.5rem 1rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    cursor: pointer;
    font-size: 0.875rem;
    transition: all 0.2s ease;
}

.suggestion-tag:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

/* Search Instructions */
.search-instructions {
    margin: 2rem 0;
    padding: 2rem;
    background: var(--bg-elevated);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
}

.search-instructions h3 {
    margin: 0 0 1.5rem;
    text-align: center;
    color: var(--text);
}

.search-tips {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
}

.search-tip {
    padding: 1rem;
    background: var(--bg);
    border-radius: var(--radius-md);
}

.search-tip strong {
    color: var(--primary);
}

/* ============================================
   SUBCATEGORY NAVIGATION
   ============================================ */
.subcategory-navigation {
    margin: 2.5rem 0;
    padding: 1.5rem;
    background: var(--bg-elevated);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
}

.subcategory-navigation h3 {
    margin: 0 0 1rem;
    font-size: 1.1rem;
    color: var(--text);
}

.subcategory-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.subcategory-nav-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.5rem 1rem;
    background: var(--bg);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    transition: all 0.2s ease;
    border: 1px solid var(--border);
}

.subcategory-nav-link:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.nav-count {
    font-size: 0.75rem;
    opacity: 0.7;
}

/* ============================================
   SUBCATEGORY FOOTER
   ============================================ */
.subcategory-footer {
    margin: 2.5rem 0;
}

.subcategory-summary {
    padding: 2rem;
    background: var(--bg-elevated);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
}

.subcategory-summary h3 {
    margin: 0 0 1rem;
    color: var(--text);
}

.subcategory-summary > p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin: 0 0 1.5rem;
}

.navigation-links {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.nav-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.2s ease;
}

.nav-link:hover {
    color: var(--primary-dark);
}

/* ============================================
   COPY NOTIFICATION
   ============================================ */
.copy-notification {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0,0,0,0.9);
    color: white;
    padding: 15px 25px;
    border-radius: var(--radius-full);
    opacity: 0;
    transition: all 0.3s ease;
    pointer-events: none;
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.copy-notification.show {
    opacity: 1;
    transform: translateX(-50%) translateY(-10px);
}

.notification-icon svg {
    width: 20px;
    height: 20px;
    color: var(--success);
}

/* ============================================
   ALL EMOJIS SECTION
   ============================================ */
.all-emojis-section {
    text-align: center;
}

/* ============================================
   EMOJI CATEGORY TAG (in search results)
   ============================================ */
.emoji-category-tag {
    margin-top: 0.5rem;
    margin-bottom: 0.5rem;
}

.emoji-category-tag a {
    display: inline-block;
    padding: 0.25rem 0.6rem;
    background: var(--bg);
    color: var(--text-muted);
    font-size: 0.7rem;
    text-decoration: none;
    border-radius: var(--radius-full);
    transition: all 0.2s ease;
}

.emoji-category-tag a:hover {
    background: var(--primary-light);
    color: var(--primary);
}

/* ============================================
   SEARCH LIMIT NOTICE
   ============================================ */
.search-limit-notice {
    margin: 1.5rem 0;
    padding: 1rem 1.5rem;
    background: var(--warning-light);
    border: 1px solid #fcd34d;
    border-radius: var(--radius-md);
    text-align: center;
}

.search-limit-notice p {
    margin: 0;
    color: #92400e;
    font-size: 0.9rem;
}

/* Category Links Grid (Search Page) */
.category-links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

.category-link-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    background: var(--bg-elevated);
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    border: 1px solid var(--border);
}

.category-link-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.category-link-card .category-icon {
    font-size: 2rem;
}

.category-link-card .category-title {
    font-weight: 600;
    font-size: 1rem;
    color: var(--text);
    margin-bottom: 0.25rem;
}

.category-link-card .category-count {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    background: none;
    padding: 0;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .container {
        padding: 0 15px 30px;
    }
    
    .hero-section {
        padding: 1rem 0 1.5rem;
    }
    
    .hero-icon {
        width: 48px;
        height: 48px;
        font-size: 22px;
    }
    
    .search-box form {
        flex-direction: column;
        border-radius: var(--radius-lg);
    }
    
    .search-box input[type="text"] {
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        padding: 14px 20px;
    }
    
    .search-box button {
        border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        justify-content: center;
    }
    
    .emoji-callout {
        flex-direction: column;
        text-align: center;
        padding: 1.5rem;
    }
    
    .emoji-callout .btn {
        width: 100%;
        justify-content: center;
    }
    
    .category-grid {
        grid-template-columns: 1fr;
    }
    
    .emoji-grid.popular-grid {
        grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
    }
    
    .emoji-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    }
    
    .category-header,
    .subcategory-header {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .category-stats,
    .subcategory-stats {
        justify-content: center;
    }
    
    .category-controls,
    .subcategory-controls {
        flex-direction: column;
    }
    
    .emoji-filters {
        max-width: 100%;
    }
    
    .view-controls {
        width: 100%;
        justify-content: center;
    }
    
    .subcategory-cards {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    }
    
    .feature-highlights {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .unicode-features {
        grid-template-columns: 1fr;
    }
    
    .related-tools {
        flex-direction: column;
        text-align: center;
    }
    
    .related-links {
        justify-content: center;
    }
    
    .results-header {
        flex-direction: column;
        text-align: center;
    }
    
    .results-actions {
        justify-content: center;
    }
    
    .search-input-wrapper {
        flex-direction: column;
        border-radius: var(--radius-lg);
    }
    
    .search-form input[type="text"] {
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    }
    
    .search-btn {
        border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        justify-content: center;
    }
    
    .navigation-links {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .hero-section h1 {
        font-size: 1.5rem;
    }
    
    .emoji-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    }
    
    .emoji-item-detailed {
        padding: 1rem 0.75rem;
    }
    
    .emoji-display {
        font-size: 2rem;
    }
    
    .emoji-actions {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .feature-highlights {
        grid-template-columns: 1fr;
    }
    
    .subcategory-cards {
        grid-template-columns: 1fr;
    }
    
    .category-links-grid {
        grid-template-columns: 1fr;
    }
}

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

.emoji-content {
    animation: fadeIn 0.4s ease;
}

/* ============================================
   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    
    .category-card::after,
    .subcategory-card::after,
    .emoji-callout::after {
        display: none;
    }
}