:root {
    /* Color Palette - Dark Theme */
    --bg-body: #0f1115;
    --bg-surface: #161b22;
    --bg-surface-hover: #21262d;
    --border: #30363d;
    
    --text-main: #c9d1d9;
    --text-muted: #8b949e;
    --text-accent: #58a6ff;
    
    --color-primary: #1f6feb;
    --color-danger: #f85149;
    --color-warning: #d29922;
    --color-success: #2ea043;
    
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-mono: "JetBrains Mono", "Consolas", "Courier New", monospace;
    
    --radius: 6px;
    --shadow: 0 4px 12px rgba(0,0,0,0.5);
}

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

body {
    background-color: var(--bg-body);
    color: var(--text-main);
    font-family: var(--font-sans);
    background-image: radial-gradient(circle at top right, rgba(88, 166, 255, 0.08), transparent 50%);
    background-attachment: fixed;
    background-repeat: no-repeat;
    line-height: 1.6;
}

/* Layout */
.app-header {
    background: rgba(22, 27, 34, 0.95);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    padding: 1rem 0;
}

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

.header-left {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.win-icon {
    width: 20px;
    height: 20px;
    display: inline-block;
}

.highlight {
    color: var(--color-primary);
}

.app-layout {
    display: grid;
    grid-template-columns: 250px 1fr;
    max-width: 1200px;
    margin: 0 auto;
    gap: 2rem;
    padding: 2rem 1.5rem;
}

/* Sidebar Nav */
.sidebar {
    position: sticky;
    top: 100px;
    height: calc(100vh - 120px);
    overflow-y: auto;
}

.nav-link {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: var(--radius);
    transition: all 0.2s;
}

.nav-link:hover, .nav-link.active {
    background: var(--bg-surface-hover);
    color: var(--text-accent);
}

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

#searchInput {
    width: 100%;
    background: var(--bg-body);
    border: 1px solid var(--border);
    color: var(--text-main);
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    font-family: var(--font-mono);
}

#searchInput:focus {
    outline: 2px solid var(--color-primary);
    border-color: transparent;
}

.search-hint {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--border);
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    font-size: 0.8rem;
    color: var(--text-muted);
    pointer-events: none;
}

.header-hint {
    color: var(--text-muted);
    font-size: 0.9rem;
}

kbd {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-bottom-width: 2px;
    padding: 0.1rem 0.5rem;
    border-radius: 4px;
    font-family: var(--font-mono);
}

/* Command Cards */
.category-section { margin-bottom: 3rem; }
.category-title { 
    font-size: 1.5rem; 
    margin-bottom: 1.5rem; 
    border-bottom: 1px solid var(--border); 
    padding-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.command-card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    transition: transform 0.2s, border-color 0.2s;
    position: relative;
    overflow: hidden;
}

.command-card:hover {
    border-color: var(--text-muted);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

/* Card Header */
.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.cmd-name {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    color: var(--text-accent);
    font-weight: bold;
}

/* Badges */
.badges { display: flex; gap: 0.5rem; }
.badge {
    font-size: 0.7rem;
    padding: 0.2rem 0.5rem;
    border-radius: 10px;
    text-transform: uppercase;
    font-weight: bold;
}
.badge.admin { background: rgba(210, 153, 34, 0.2); color: var(--color-warning); }
.badge.danger { background: rgba(248, 81, 73, 0.2); color: var(--color-danger); }
.badge.delete { background: rgba(46, 160, 67, 0.85); color: #ffffff; }

/* Syntax & Copy */
.syntax-block {
    background: var(--bg-body);
    padding: 0.75rem;
    border-radius: var(--radius);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 1rem 0;
    border: 1px solid var(--border);
}

.btn-copy {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    transition: color 0.2s;
}
.btn-copy:hover { color: var(--text-main); }

/* Dangerous Content Blur */
.blur-container {
    position: relative;
    user-select: none;
}

.blur-content {
    filter: blur(6px);
    transition: filter 0.3s ease;
    opacity: 0.5;
}

.blur-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

.btn-reveal {
    background: var(--color-danger);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    cursor: pointer;
    font-weight: bold;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.command-card.revealed .blur-content { filter: blur(0); opacity: 1; }
.command-card.revealed .blur-overlay { display: none; }

/* Footer */
.app-footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border);
    margin-top: 2rem;
}

.copyright {
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

/* Mobile */
@media (max-width: 768px) {
    .app-layout { grid-template-columns: 1fr; }
    .sidebar { display: none; } /* Hide sidebar on mobile for simplicity */

    .header-content {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }

    .header-left {
        justify-content: space-between;
    }

    .header-right {
        width: 100%;
    }

    .search-container {
        flex-grow: 1;
    }
}