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

body {
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: #e0e0e0;
    line-height: 1.6;
    min-height: 100vh;
}

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

.header {
    text-align: center;
    margin-bottom: 40px;
    padding: 30px 0;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
    background: linear-gradient(45deg, #00ff88, #00ccff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header p {
    font-size: 1.2em;
    opacity: 0.8;
}

.search-bar {
    margin-bottom: 30px;
    text-align: center;
}

.search-input {
    width: 60%;
    max-width: 500px;
    padding: 15px 20px;
    font-size: 1.1em;
    border: none;
    border-radius: 25px;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    backdrop-filter: blur(10px);
    outline: none;
    transition: all 0.3s ease;
}

.search-input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.search-input:focus {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.02);
}

.alphabet-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 30px;
    padding: 20px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 15px;
}

.alphabet-nav button {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: linear-gradient(45deg, #ff6b6b, #feca57);
    color: white;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}

.alphabet-nav button:hover {
    transform: scale(1.1);
    box-shadow: 0 5px 15px rgba(255, 107, 107, 0.4);
}

.alphabet-nav button.active {
    background: linear-gradient(45deg, #00ff88, #00ccff);
    transform: scale(1.1);
}

.commands-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.command-card {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 15px;
    padding: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.command-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border-color: rgba(0, 255, 136, 0.5);
}

.command-name {
    font-size: 1.4em;
    font-weight: bold;
    color: #00ff88;
    margin-bottom: 10px;
}

.command-description {
    color: #e0e0e0;
    margin-bottom: 15px;
    font-size: 1em;
}

.command-options {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 15px;
}

.option {
    margin-bottom: 8px;
    font-size: 0.9em;
}

.option-flag {
    color: #feca57;
    font-weight: bold;
    margin-right: 8px;
}

.section-title {
    font-size: 2em;
    color: #00ccff;
    margin: 30px 0 20px 0;
    text-align: center;
    border-bottom: 2px solid rgba(0, 204, 255, 0.3);
    padding-bottom: 10px;
}

.no-results {
    text-align: center;
    padding: 40px;
    color: #888;
    font-size: 1.2em;
}

@media (max-width: 768px) {
    .header h1 {
        font-size: 2em;
    }

    .search-input {
        width: 90%;
    }

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

    .alphabet-nav {
        gap: 5px;
    }

    .alphabet-nav button {
        width: 35px;
        height: 35px;
        font-size: 0.9em;
    }
}