:root {
    --bg-base: #0B0B0C;
    --bg-panel: #121214;
    --bg-card: #18181A;
    --bg-hover: #212124;
    --bg-selected: #1c1c1f;
    --border-color: #212124;
    --border-color-hover: #2A2A2E;
    
    --text-primary: #EBEBEB;
    --text-secondary: #8E8E93;
    --text-tertiary: #636366;
    
    --accent-green: #1DB954; /* Spotify Green */
    --accent-green-bg: rgba(29, 185, 84, 0.15);
    
    --accent-yellow: #FBBF24;
    --accent-yellow-bg: rgba(251, 191, 36, 0.15);
    
    --accent-blue: #3B82F6;
    --accent-blue-bg: rgba(59, 130, 246, 0.15);
    
    --accent-red: #EF4444;
    --accent-red-bg: rgba(239, 68, 68, 0.15);
    
    --border-radius-sm: 6px;
    --border-radius-md: 10px;
    
    --transition: 0.15s ease-in-out;
}

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

body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, sans-serif;
    font-size: 13px;
    line-height: 1.4;
    display: flex;
    min-height: 100vh;
}

a { color: var(--accent-green); text-decoration: none; transition: all var(--transition); }
a:hover { text-decoration: underline; }

/* Sidebar */
.sidebar {
    width: 200px;
    background-color: var(--bg-panel);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 24px;
    font-size: 15px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--accent-green);
}

.sidebar-nav {
    list-style: none;
    padding: 0 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sidebar-nav li a {
    display: flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: var(--border-radius-sm);
    color: var(--text-secondary);
    font-weight: 500;
    text-decoration: none;
}

.sidebar-nav li a:hover,
.sidebar-nav li a.active {
    background-color: var(--bg-hover);
    color: var(--text-primary);
    text-decoration: none;
}

.sidebar-footer {
    margin-top: auto;
    padding: 16px;
    border-top: 1px solid var(--border-color);
}

.logout-btn {
    display: block;
    width: 100%;
    text-align: center;
    padding: 8px;
    border-radius: var(--border-radius-sm);
    color: var(--text-secondary);
    font-weight: 500;
}
.logout-btn:hover { background: var(--bg-hover); color: #ef4444; }

/* Main Content */
.main-content {
    flex: 1;
    overflow-y: auto;
    background-color: var(--bg-base);
}

.page-header {
    padding: 24px 32px 16px;
}

.page-header h2 {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 4px;
}

.page-header p {
    color: var(--text-tertiary);
}

.page-content {
    padding: 0 32px 32px;
    max-width: 1400px;
}

/* Grid & Cards (Bitjita Style) */
.grid-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 24px;
    margin-bottom: 12px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
}

.stat-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 16px;
    transition: border-color var(--transition);
    display: flex;
    flex-direction: column;
}

.stat-card:hover { border-color: var(--border-color-hover); }

.stat-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.stat-value {
    font-size: 12px;
    color: var(--text-secondary);
}

/* Status Panel (like Bitjita list items) */
.status-panel {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 12px 16px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all var(--transition);
}
.status-panel:hover { border-color: var(--border-color-hover); }

.status-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.status-left h3 {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.status-meta {
    font-size: 11px;
    color: var(--text-secondary);
    display: flex;
    gap: 8px;
    align-items: center;
}

.status-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 10px;
    font-weight: 600;
    background: var(--accent-green-bg);
    color: var(--accent-green);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.status-badge.offline {
    background: var(--bg-selected);
    color: var(--text-tertiary);
}

.source-youtube {
    background: rgba(239, 68, 68, 0.15);
    color: var(--accent-red);
}

.source-soundcloud {
    background: rgba(249, 115, 22, 0.15);
    color: #f97316; /* Orange */
}

.source-file {
    background: rgba(59, 130, 246, 0.15);
    color: var(--accent-blue);
}

.source-spotify {
    background: rgba(29, 185, 84, 0.15);
    color: var(--accent-green);
}

/* Tables */
.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: 10px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    font-size: 10px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.data-table tr:hover td {
    background-color: var(--bg-card);
}

/* Forms */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.form-control {
    width: 100%;
    padding: 8px 12px;
    background-color: var(--bg-base);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    color: var(--text-primary);
    font-size: 13px;
    font-family: inherit;
    transition: all var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--text-secondary);
}

.btn {
    background-color: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 6px 12px;
    border-radius: var(--border-radius-sm);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.btn:hover {
    background-color: var(--bg-hover);
    border-color: var(--accent-green);
    color: var(--accent-green);
    text-decoration: none;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 24px;
    align-items: center;
    font-size: 12px;
    color: var(--text-secondary);
}

/* Login Page specific */
.login-container {
    align-items: center;
    justify-content: center;
}
.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 32px;
    border-radius: var(--border-radius-md);
    width: 320px;
}