:root {
    --primary-color: #04a9f0;
    --primary-dark: #0388c2;
    --secondary-color: #3e0ea7;
    --background-color: #05060d;
    --surface-color: #23066d;
    --text-color: #b7b7c5;
    --text-highlight: #ffffff;
    --border-color: #47486c;
    --success-color: #48bb78;
    --font-family: 'Roboto', sans-serif;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

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

body {
    font-family: var(--font-family);
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.header {
    background-color: var(--surface-color);
    padding: 1rem;
    box-shadow: var(--shadow);
    border-bottom: 2px solid var(--primary-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.logo h1 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin: 0;
}

.header-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-highlight);
    text-align: right;
}

/* Search */
.search-container {
    position: sticky;
    top: 74px; /* Approximate header height */
    background-color: var(--background-color);
    padding: 1rem;
    z-index: 90;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.search-input {
    width: 100%;
    padding: 12px 15px 12px 45px;
    border-radius: 25px;
    border: 2px solid var(--border-color);
    background-color: rgba(255,255,255,0.05);
    color: var(--text-highlight);
    font-size: 1rem;
    transition: all 0.3s ease;
    outline: none;
    font-family: var(--font-family);
}

.search-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(4, 169, 240, 0.2);
    background-color: rgba(255,255,255,0.1);
}

.search-icon {
    position: absolute;
    left: 28px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-color);
    pointer-events: none;
    font-size: 1.1rem;
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 1rem;
}

.info-text {
    background-color: rgba(4, 169, 240, 0.1);
    border-left: 4px solid var(--primary-color);
    padding: 0.8rem;
    margin-bottom: 1.5rem;
    color: var(--text-highlight);
    font-size: 0.9rem;
    border-radius: 4px;
}

.info-text.hot{
  background-color: rgba(234, 122, 122, 0.1);
  border-left: 4px solid #c4653f;
}

/* Loading */
.loading-container {
    text-align: center;
    padding: 3rem 1rem;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    margin: 0 auto 1rem;
    animation: spin 1s linear infinite;
}

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

/* Accordion */
.category-section {
    margin-bottom: 1rem;
    background-color: var(--surface-color);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.category-header {
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    background-color: rgba(255, 255, 255, 0.05);
    user-select: none;
    transition: background-color 0.2s;
}

.category-header:active {
    background-color: rgba(255, 255, 255, 0.1);
}

.category-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-highlight);
    display: flex;
    align-items: center;
    gap: 10px;
}

.arrow {
    transition: transform 0.3s ease;
}

.category-section.active .arrow {
    transform: rotate(180deg);
}

.category-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    background-color: rgba(0, 0, 0, 0.2);
}

.category-section.active .category-content {
    max-height: 5000px; /* Arbitrary large height */
}

/* Command List */
.command-list {
    list-style: none;
    padding: 0;
}

.command-item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: stretch;
    position: relative;
    cursor: pointer;
    transition: background-color 0.2s;
}

.command-item:nth-child(even) {
    background-color: #33108a;
}

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

.command-item:active {
    background-color: rgba(255, 255, 255, 0.1);
}

.command-item.hidden {
    display: none;
}

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

.cmd-main-info {
    flex: 1;
    padding: 0.8rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.cmd-name-line {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}

.cmd-name {
    font-family: monospace;
    font-size: 1rem;
    color: var(--primary-color);
    font-weight: 700;
}

.cmd-aliases {
    font-size: 0.8rem;
    color: var(--text-color);
    margin-left: 10px;
    opacity: 0.7;
}

.cmd-desc {
    font-size: 0.95rem;
    color: var(--text-highlight);
    line-height: 1.4;
}

.cmd-emoji-container {
    width: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 0, 0, 0.1);
    border-left: 1px solid rgba(255, 255, 255, 0.05);
}

.cmd-reaction {
    font-size: 2.2rem;
}

/* Tooltip */
.tooltip {
    position: fixed;
    background-color: rgba(20, 20, 35, 0.95);
    border: 1px solid var(--primary-color);
    border-radius: 6px;
    padding: 10px 15px;
    max-width: 90vw;
    width: 300px;
    color: var(--text-highlight);
    font-size: 0.9rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
    z-index: 10000;
    pointer-events: none;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.2s, transform 0.2s;
}

.tooltip.visible {
    opacity: 1;
    transform: translateY(0);
}

.tooltip-title {
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 5px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding-bottom: 3px;
}

.tooltip-usage {
    font-family: monospace;
    background: rgba(0,0,0,0.3);
    padding: 2px 5px;
    border-radius: 3px;
    margin-bottom: 5px;
    display: block;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--success-color);
    color: white;
    padding: 10px 20px;
    border-radius: 20px;
    font-weight: 500;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    z-index: 2000;
    opacity: 1;
    transition: opacity 0.3s, transform 0.3s;
}

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

/* Helper for hidden elements */
.hidden {
    display: none !important;
}

.footer {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--text-color);
    font-size: 0.8rem;
    margin-top: auto;
}

@media (min-width: 600px) {
    .container {
        padding: 20px;
    }
    
    .category-section {
        margin-bottom: 1.5rem;
    }
}