:root {
    --primary: #2c3e50;
    --accent: #b8862b;
    --bg: #f7f5f0;
    --sidebar-bg: #ffffff;
    --border: #e0ddd5;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: 'Georgia', 'Segoe UI', sans-serif;
    background: var(--bg);
    color: var(--primary);
}

.site-header {
    background: var(--primary);
    color: #fff;
    padding: 24px 32px;
    text-align: center;
}

.site-header h1 {
    margin: 0;
    font-size: 1.8rem;
}

.subtitle {
    margin: 4px 0 0;
    color: var(--accent);
    font-size: 1rem;
}

.app {
    display: flex;
    max-width: 1100px;
    margin: 0 auto;
    min-height: 60vh;
}

.sidebar {
    width: 280px;
    background: var(--sidebar-bg);
    border-right: 1px solid var(--border);
    padding: 16px;
}

#search-box {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    margin-bottom: 12px;
    font-size: 0.95rem;
}

.category-heading {
    font-weight: bold;
    color: var(--accent);
    margin: 16px 0 6px;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
}

.part-item {
    padding: 8px 10px;
    border-radius: 6px;
    cursor: pointer;
    margin-bottom: 2px;
}

.part-item:hover {
    background: #f0ede4;
}

.part-item.active {
    background: var(--accent);
    color: #fff;
}

.content {
    flex: 1;
    padding: 24px 32px;
}

.empty-state {
    color: #888;
    font-style: italic;
    margin-top: 60px;
    text-align: center;
}

.recordings-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.recording-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px 16px;
    cursor: pointer;
}

.recording-item:hover {
    border-color: var(--accent);
}

.recording-item.playing {
    border-color: var(--accent);
    background: #fbf6ec;
}

.recording-title {
    font-weight: 600;
}

.recording-desc {
    font-size: 0.85rem;
    color: #777;
    margin-top: 2px;
}

.recording-play-icon {
    color: var(--accent);
    font-size: 1.2rem;
}

.player-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--primary);
    color: #fff;
    padding: 10px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.player-bar-info {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.player-bar-controls button {
    background: transparent;
    border: none;
    color: #fff;
    font-size: 1rem;
    cursor: pointer;
    padding: 6px 10px;
}

.player-bar-controls button:hover {
    color: var(--accent);
}

#video-player {
    max-width: 200px;
    max-height: 60px;
}

@media (max-width: 700px) {
    .app { flex-direction: column; }
    .sidebar { width: 100%; border-right: none; border-bottom: 1px solid var(--border); }
}