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

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    text-decoration: none;
    color: inherit;
}

/* Header Styles */
header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 24px;
    font-weight: 700;
    color: #333;
}

.highlight {
    color: #ff6b6b;
}

.search-container {
    position: relative;
    width: 300px;
}

#searchInput {
    width: 100%;
    padding: 10px 40px 10px 15px;
    border: 1px solid #ddd;
    border-radius: 25px;
    font-size: 14px;
    outline: none;
    transition: all 0.3s;
}

#searchInput:focus {
    border-color: #4dabf7;
    box-shadow: 0 0 0 3px rgba(77, 171, 247, 0.2);
}

.search-icon {
    position: absolute;
    top: 50%;
    right: 15px;
    transform: translateY(-50%);
    color: #666;
}

/* Category Navigation */
.category-container {
    background-color: #fff;
    margin: 20px 0;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    overflow: hidden;
}

.category-nav ul {
    display: flex;
    list-style: none;
    overflow-x: auto;
    padding: 10px;
    scrollbar-width: thin;
}

.category-nav ul::-webkit-scrollbar {
    height: 5px;
}

.category-nav ul::-webkit-scrollbar-thumb {
    background-color: #ddd;
    border-radius: 10px;
}

.category-nav li {
    white-space: nowrap;
    padding: 8px 15px;
    margin: 0 5px;
    cursor: pointer;
    border-radius: 20px;
    transition: all 0.3s;
    font-size: 14px;
}

.category-nav li:hover {
    background-color: #f0f0f0;
}

.category-nav li.active {
    background-color: #ff6b6b;
    color: white;
}

/* Emoji Grid */
.emoji-container {
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    padding: 20px;
    position: relative;
    min-height: 400px;
}

#emojiGrid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
    gap: 15px;
}

.emoji-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 10px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
}

.emoji-item:hover {
    background-color: #f5f5f5;
    transform: translateY(-3px);
}

.emoji {
    font-size: 30px;
    margin-bottom: 5px;
}

.emoji-name {
    font-size: 10px;
    color: #666;
    text-align: center;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Notification */
.notification {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #333;
    color: white;
    padding: 10px 20px;
    border-radius: 5px;
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

.notification.show {
    opacity: 1;
}

/* Context Menu */
.context-menu {
    display: none;
    position: absolute;
    background-color: #fff;
    border-radius: 5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

.context-menu ul {
    list-style: none;
}

.context-menu li {
    padding: 8px 15px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.context-menu li:hover {
    background-color: #f5f5f5;
}

/* Copied Indicator */
.copied-indicator {
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #333;
    color: white;
    padding: 5px 10px;
    border-radius: 3px;
    font-size: 12px;
    opacity: 0;
    transition: opacity 0.3s;
    white-space: nowrap;
}

.copied-indicator.show {
    opacity: 1;
}

/* Footer */
footer {
    text-align: center;
    padding: 20px 0;
    margin-top: 40px;
    color: #666;
    font-size: 14px;
}

/* Responsive */
@media (max-width: 768px) {
    header .container {
        flex-direction: column;
    }
    
    .logo {
        margin-bottom: 15px;
    }
    
    .search-container {
        width: 100%;
    }
    
    #emojiGrid {
        grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
    }
}

@media (max-width: 480px) {
    #emojiGrid {
        grid-template-columns: repeat(auto-fill, minmax(50px, 1fr));
    }
    
    .emoji {
        font-size: 24px;
    }
}