/* === Base === */
:root {
    --bg: #0c0a08;
    --bg-card: #161210;
    --bg-hover: #1e1a16;
    --bg-input: #1a1610;
    --text: #e8e0d4;
    --text-muted: #8a7e6e;
    --accent: #d4a574;
    --accent-hover: #e8c49a;
    --danger: #e05a4a;
    --border: #2a2418;
    --player-bg: #110e0a;
    --liked: #e07a5f;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
input, button, textarea, select { font-family: inherit; }

body {
    font-family: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    padding-bottom: 80px; /* space for player */
}

a { color: var(--accent); text-decoration: none; transition: text-shadow 0.2s; }
a:hover { color: var(--accent-hover); text-shadow: 0 0 8px rgba(212, 165, 116, 0.3); }

::selection { background: rgba(212, 165, 116, 0.25); color: var(--text); }

/* === Navbar === */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 900px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    background: var(--bg);
    position: sticky;
    top: 0;
    z-index: 100;
}
.navbar::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100vw;
    border-bottom: 1px solid var(--border);
    pointer-events: none;
}
.nav-brand { font-family: 'Permanent Marker', cursive; font-size: 1.3rem; font-weight: 400; letter-spacing: 0.12em; text-transform: uppercase; text-shadow: 0 0 12px rgba(212, 165, 116, 0.2); }
.nav-links { display: flex; gap: 1.5rem; align-items: center; flex-wrap: wrap; justify-content: flex-end; }
.nav-links a { color: var(--text-muted); font-size: 0.9rem; }
.nav-links a:hover { color: var(--text); }
.nav-section { font-weight: 500; }
.nav-section.active { color: var(--accent); }
/* === Nav Dropdown === */
.nav-dropdown { position: relative; }
.nav-avatar-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.2rem;
}
.nav-avatar {
    object-fit: cover;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--accent);
    color: var(--bg);
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.85rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.nav-username { color: var(--text); font-size: 0.85rem; }
.profile-avatar { display: block; border-radius: 50%; object-fit: cover; margin: 1rem auto; }
.nav-dropdown-menu {
    display: none;
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 6px;
    min-width: 150px;
    overflow: hidden;
    z-index: 110;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}
.nav-dropdown.open .nav-dropdown-menu { display: block; }
.nav-dropdown-item {
    display: block;
    padding: 0.6rem 1rem;
    font-size: 0.85rem;
    color: var(--text);
    transition: background 0.15s;
}
.nav-dropdown-item:hover { background: var(--bg-hover); color: var(--text); text-shadow: none; }
.nav-dropdown-danger { color: var(--danger); }
.nav-dropdown-danger:hover { color: var(--danger); }

/* === Content === */
.content { max-width: 900px; margin: 0 auto; padding: 2rem 1.5rem; }

/* === Landing === */
.landing { display: flex; min-height: 100vh; width: 100vw; position: relative; left: 50%; transform: translateX(-50%); margin-top: -2rem; margin-bottom: -2rem; overflow: hidden; }
.landing-left {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 2.5rem 3rem 4rem;
    background: var(--bg);
    text-align: center;
    gap: 0;
    margin-left: auto;
    max-width: 500px;
}
.landing-right { flex: 1; position: relative; overflow: hidden; }
.landing-story {
    margin: 36px 0 0;
    color: #99958c;
    font-family: "Courier New", monospace;
    font-size: 12px;
    letter-spacing: 0.3em;
    line-height: normal;
    max-width: 320px;
}

/* === Landing Cassette === */
.landing-cassette {
    display: inline-block;
    position: relative;
    transform: rotate(-3deg);
    filter: drop-shadow(0 0 30px rgba(212,165,116,0.08)) drop-shadow(0 0 60px rgba(255,255,255,0.03));
    transition: transform 0.4s, filter 0.4s;
}
.landing-cassette:hover {
    transform: rotate(0deg) scale(1.05);
    filter: drop-shadow(0 0 35px rgba(212,165,116,0.12)) drop-shadow(0 0 60px rgba(255,255,255,0.05));
}
.cassette-img {
    width: 250px;
    border-radius: 6px;
    display: block;
    filter: grayscale(0.55) saturate(0.7) brightness(0.85);
}
.cassette-label {
    position: absolute;
    top: 15%;
    left: 16%;
    width: 68%;
    text-align: center;
    font-family: 'Permanent Marker', cursive;
    font-size: 1.2rem;
    color: #1a1a1a;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    pointer-events: none;
}

/* === Landing Background Slideshow === */
.landing-bg {
    position: absolute;
    inset: 0;
}
.landing-bg-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 2s ease;
    filter: grayscale(100%);
}
.landing-bg-img.active { opacity: 1; }
.landing-bg-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(to left, rgba(12,10,8,0) 0%, rgba(12,10,8,0) 50%, rgba(12,10,8,0.95) 100%),
        linear-gradient(to bottom, rgba(12,10,8,0.7) 0%, rgba(12,10,8,0.1) 20%, rgba(12,10,8,0.1) 80%, rgba(12,10,8,0.7) 100%),
        rgba(12,10,8,0.25);
    z-index: 1;
}

/* === Slideshow Nav === */
.slideshow-prev, .slideshow-next {
    position: absolute;
    bottom: 0.8rem;
    z-index: 2;
    background: none;
    border: none;
    color: rgba(232, 224, 212, 0.35);
    font-size: 2rem;
    cursor: pointer;
    padding: 0.5rem 0.8rem;
    transition: color 0.3s;
    line-height: 1;
}
.slideshow-prev:hover, .slideshow-next:hover {
    color: rgba(232, 224, 212, 0.75);
}
.slideshow-prev { left: calc(50% - 2.5rem); }
.slideshow-next { left: calc(50% + 0.5rem); }

/* === Buttons === */
.btn {
    display: inline-block;
    padding: 0.6rem 1.5rem;
    border: 1px solid var(--border);
    border-radius: 4px;
    background: transparent;
    color: var(--text);
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.2s;
}
.btn:hover { background: var(--bg-hover); color: var(--text); }
.btn-primary { border-color: var(--accent); color: var(--accent); }
.btn-primary:hover { background: var(--accent); color: var(--bg); }
.btn-small { padding: 0.3rem 0.8rem; font-size: 0.8rem; }

/* === Sessions Grid === */
.sessions-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1rem; margin-top: 1.5rem; }
.session-card {
    display: block;
    padding: 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: inset 0 1px 0 rgba(232, 224, 212, 0.03), inset 0 -1px 0 rgba(0, 0, 0, 0.2);
    transition: border-color 0.2s, background 0.2s;
}
.session-card:hover { border-color: var(--accent); background: var(--bg-hover); }
.session-name { font-family: 'Space Grotesk', sans-serif; font-weight: 500; font-size: 1.1rem; margin-bottom: 0.3rem; color: var(--text); }
.session-meta { font-size: 0.85rem; color: var(--text-muted); }

/* === Breadcrumb === */
.breadcrumb { margin-bottom: 1.5rem; font-size: 0.9rem; }
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb-sep { color: var(--text-muted); margin: 0 0.3rem; }

/* === Subfolders === */
.subfolders { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-bottom: 1.5rem; }
.subfolder-card {
    padding: 0.8rem 1.2rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-size: 0.95rem;
}
.subfolder-card:hover { border-color: var(--accent); background: var(--bg-hover); }

/* === Track List === */
.track-row { border-bottom: 1px solid var(--border); padding: 0.5rem 0; }
.track-main { display: flex; align-items: center; gap: 0.8rem; padding: 0.4rem 0; }
.track-play-btn {
    background: none;
    border: 1px solid var(--border);
    color: var(--accent);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 0.75rem;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}
.track-play-btn:hover { border-color: var(--accent); background: var(--accent); color: var(--bg); }
.track-row.playing .track-play-btn { border-color: var(--accent); background: var(--accent); color: var(--bg); }
.track-name { flex: 1; font-size: 0.95rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.track-size { color: var(--text-muted); font-size: 0.8rem; flex-shrink: 0; }
.track-download { color: var(--text-muted); font-size: 0.85rem; flex-shrink: 0; }
.track-download:hover { color: var(--accent); }

/* === Likes === */
.like-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.2rem 0.4rem;
    flex-shrink: 0;
    transition: color 0.2s;
}
.like-btn:hover { color: var(--liked); }
.like-btn.liked { color: var(--liked); }
.like-count { font-size: 0.8rem; }

.like-wrap {
    position: relative;
    display: inline-flex;
    flex-shrink: 0;
}
.like-tooltip {
    display: none;
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--surface, #222);
    color: var(--text, #eee);
    padding: 0.35rem 0.6rem;
    border-radius: 4px;
    font-size: 0.75rem;
    white-space: nowrap;
    pointer-events: none;
    z-index: 20;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
.like-wrap:hover .like-tooltip { display: block; }

/* === Save / Bookmark === */
.save-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    padding: 0.2rem 0.4rem;
    flex-shrink: 0;
    transition: color 0.2s;
    opacity: 0.5;
}
.save-btn:hover { color: var(--accent); opacity: 1; }
.save-btn.saved { color: var(--accent); opacity: 1; }

/* === Comments === */
.comments-toggle {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.85rem;
    flex-shrink: 0;
    padding: 0.2rem 0.4rem;
}
.comments-toggle:hover { color: var(--text); }
.track-comments { padding-left: 2.8rem; }
.comments-section { padding: 0.5rem 0; }

/* Comments toolbar */
.comments-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.4rem;
}
.comments-collapse-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0;
}
.comments-collapse-btn:hover { color: var(--text); }
.comments-collapse-chevron {
    font-size: 0.7rem;
    transition: transform 0.2s;
    display: inline-block;
}
.comments-section.collapsed .comments-collapse-chevron { transform: rotate(-90deg); }
.comments-section.collapsed .comments-list { display: none; }
.comments-sort-btns { display: flex; gap: 0.3rem; }
.comments-sort-btn {
    background: none;
    border: 1px solid var(--border);
    border-radius: 3px;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.7rem;
    padding: 0.15rem 0.45rem;
    transition: all 0.2s;
}
.comments-sort-btn:hover { color: var(--text); border-color: var(--text-muted); }
.comments-sort-btn.active { color: var(--accent); border-color: var(--accent); }
.comment { padding: 0.5rem 0; border-bottom: 1px solid var(--border); }
.comment:last-of-type { border-bottom: none; }
.comment-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    flex-wrap: nowrap;
    min-width: 0;
}
.comment-author { color: var(--accent); flex-shrink: 0; }
.comment-date { color: var(--text-muted); flex-shrink: 0; }
.comment-delete { background: none; border: none; color: var(--text-muted); cursor: pointer; font-size: 0.8rem; margin-left: auto; flex-shrink: 0; }
.comment-delete:hover { color: var(--danger); }
.comment-content { font-size: 0.9rem; margin-top: 0.25rem; color: var(--text); word-break: break-word; }
.comment-form { display: flex; gap: 0.5rem; margin-top: 0.5rem; }
.comment-input {
    flex: 1;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text);
    padding: 0.4rem 0.6rem;
    font-size: 0.85rem;
}
.comment-input:focus { outline: none; border-color: var(--accent); }

/* === Player === */
.player {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, var(--player-bg), #141110);
    border-top: 1px solid var(--border);
    padding: 0.6rem 1.5rem;
    z-index: 200;
}
.player-inner { display: flex; align-items: center; gap: 1rem; max-width: 900px; margin: 0 auto; }
.player-info { flex: 0 0 200px; overflow: hidden; }
.player-track-name { font-size: 0.85rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; display: block; }
.player-controls { display: flex; gap: 0.5rem; align-items: center; flex-shrink: 0; }
.player-btn {
    background: none;
    border: none;
    color: var(--text);
    cursor: pointer;
    font-size: 1rem;
    padding: 0.3rem;
}
.player-btn:hover { color: var(--accent); }
.player-btn-main { font-size: 1.3rem; }
.player-progress { display: flex; align-items: center; gap: 0.5rem; flex: 1; }
#player-waveform {
    flex: 1;
    height: 40px;
    cursor: pointer;
    min-width: 0;
    position: relative;
}
#player-time-current, #player-time-total { font-family: 'IBM Plex Mono', monospace; font-size: 0.75rem; color: var(--text-muted); min-width: 35px; }

/* Waveform placeholder — shown before any track is loaded */
.waveform-placeholder {
    width: 100%;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3px;
    opacity: 0.25;
}
.waveform-placeholder::before {
    content: '';
    display: block;
    width: 100%;
    height: 2px;
    background: repeating-linear-gradient(
        90deg,
        var(--text-muted) 0px, var(--text-muted) 2px,
        transparent 2px, transparent 5px
    );
    border-radius: 1px;
}

/* Waveform spinner — shown while track is loading */
.waveform-spinner {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 5;
}
.waveform-spinner::after {
    content: '';
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: waveform-spin 0.7s linear infinite;
}
@keyframes waveform-spin { to { transform: rotate(360deg); } }

/* === Waveform Markers === */
.waveform-marker {
    position: absolute;
    bottom: 0;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    transform: translateX(-50%);
    cursor: pointer;
    z-index: 10;
    transition: transform 0.15s;
}
.waveform-marker:hover,
.waveform-marker.hover,
.waveform-marker.playback-active { transform: translateX(-50%) scale(1.8); }
.waveform-marker-group { width: 8px; height: 8px; }
.waveform-marker-count {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.55rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
    pointer-events: none;
    margin-bottom: 1px;
}
.waveform-marker-tooltip {
    display: none;
    position: absolute;
    bottom: 14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 0.35rem 0.5rem;
    font-size: 0.75rem;
    color: var(--text);
    white-space: normal;
    max-width: 220px;
    width: max-content;
    pointer-events: none;
    z-index: 20;
}
.waveform-marker-tooltip hr {
    border: none;
    border-top: 1px solid var(--border);
    margin: 0.2rem 0;
}
.waveform-marker-tooltip-line {
    line-height: 1.3;
    overflow-wrap: anywhere;
}
.waveform-comment-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    object-fit: cover;
    vertical-align: middle;
}
.waveform-marker-tooltip-line strong {
    color: var(--accent);
}
.waveform-marker:hover .waveform-marker-tooltip,
.waveform-marker.hover .waveform-marker-tooltip,
.waveform-marker.playback-active .waveform-marker-tooltip { display: block; }

/* === Waveform Inline Input === */
.waveform-inline-input {
    position: absolute;
    bottom: calc(100% + 6px);
    transform: translateX(-50%);
    z-index: 30;
}
.waveform-comment-input {
    background: var(--bg-input);
    border: 1px solid var(--accent);
    border-radius: 4px;
    color: var(--text);
    padding: 0.35rem 0.6rem;
    font-size: 0.8rem;
    width: 200px;
    outline: none;
}
.waveform-comment-input::placeholder { color: var(--text-muted); }

/* === Comment Timestamp Badge === */
.comment-timestamp-badge {
    display: inline-flex;
    align-items: center;
    background: var(--accent);
    color: var(--bg);
    font-family: 'IBM Plex Mono', 'SF Mono', 'Fira Code', monospace;
    font-size: 0.65rem;
    font-weight: 600;
    padding: 0.1rem 0.35rem;
    border-radius: 3px;
    cursor: pointer;
    flex-shrink: 0;
    line-height: 1;
    letter-spacing: 0.02em;
    transition: opacity 0.2s;
    vertical-align: middle;
}
.comment-timestamp-badge:hover { opacity: 0.8; }

/* === Auth === */
.auth-page { max-width: 360px; margin: 4rem auto; }
.auth-page h2 { margin-bottom: 1.5rem; }
.auth-form { display: flex; flex-direction: column; gap: 1rem; }
.form-group { display: flex; flex-direction: column; gap: 0.3rem; }
.form-group label { font-size: 0.85rem; color: var(--text-muted); }
.form-group input {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text);
    padding: 0.6rem;
    font-size: 0.95rem;
}
.form-group input:focus { outline: none; border-color: var(--accent); }
.flash { padding: 0.6rem 1rem; border-radius: 4px; margin-bottom: 1rem; font-size: 0.9rem; }
.flash-error { background: rgba(255, 107, 107, 0.15); border: 1px solid var(--danger); color: var(--danger); }

/* === Admin === */
.admin-page h2 { margin-bottom: 1rem; }
.admin-page h3 { margin-top: 2rem; margin-bottom: 0.5rem; }
.admin-actions { display: flex; gap: 0.8rem; margin-bottom: 1rem; }
.admin-table { width: 100%; border-collapse: collapse; }
.admin-table th, .admin-table td { padding: 0.6rem; text-align: left; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
.admin-table th { color: var(--text-muted); font-weight: 500; }
.invite-result { margin: 1rem 0; }
.invite-url { display: block; padding: 0.6rem; background: var(--bg-card); border-radius: 4px; word-break: break-all; font-size: 0.85rem; }
.invite-list { list-style: none; }
.invite-list li { padding: 0.5rem 0; border-bottom: 1px solid var(--border); }
.invite-list code { font-size: 0.8rem; word-break: break-all; }
.invite-expires { color: var(--text-muted); font-size: 0.8rem; margin-left: 0.5rem; }

/* === Archive Tabs === */
.archive-tabs {
    display: flex;
    gap: 0;
    margin-top: 1.5rem;
    border-bottom: 1px solid var(--border);
}
.tab-btn {
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.95rem;
    padding: 0.7rem 1.2rem;
    transition: color 0.2s, border-color 0.2s;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}
.tab-pane { display: none; }
.tab-pane.active { display: block; }

/* === All Tracks Search === */
.all-tracks-search-wrap {
    position: sticky;
    top: 52px;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin: 1.2rem 0 0.8rem;
    padding: 0.6rem 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    transition: border-color 0.2s;
}
.all-tracks-search-wrap:focus-within { border-color: var(--accent); }
.all-tracks-search-icon { color: var(--text-muted); font-size: 0.95rem; flex-shrink: 0; }
.all-tracks-search {
    flex: 1;
    background: none;
    border: none;
    color: var(--text);
    font-size: 0.95rem;
    outline: none;
}
.all-tracks-search::placeholder { color: var(--text-muted); }
.all-tracks-count {
    color: var(--text-muted);
    font-size: 0.8rem;
    flex-shrink: 0;
    white-space: nowrap;
}

/* === All Tracks Sort === */
.all-tracks-sort {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    margin-bottom: 0.6rem;
}
.sort-label {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-right: 0.2rem;
}
.sort-btn {
    background: none;
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.8rem;
    padding: 0.25rem 0.6rem;
    transition: all 0.2s;
}
.sort-btn:hover { color: var(--text); border-color: var(--text-muted); }
.sort-btn.active { color: var(--accent); border-color: var(--accent); }
.sort-btn.active.desc::after { content: " ↓"; }
.sort-btn.active.asc::after { content: " ↑"; }

/* === All Tracks List === */
.all-tracks-list .track-main { gap: 0.6rem; }
.track-info-col {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    min-width: 0;
}
.track-info-col .track-name {
    font-size: 0.95rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.track-album-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* === Accordion === */
.accordion { margin-top: 1.5rem; }
.accordion-item {
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-bottom: 0.5rem;
    background: var(--bg-card);
    overflow: hidden;
}
.accordion-header {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    width: 100%;
    padding: 1rem 1.2rem;
    background: none;
    border: none;
    color: var(--text);
    cursor: pointer;
    font-size: 1rem;
    text-align: left;
    transition: background 0.2s;
}
.accordion-header:hover { background: var(--bg-hover); }
.accordion-title { font-family: 'Space Grotesk', sans-serif; font-weight: 500; flex: 1; }
.accordion-meta { color: var(--text-muted); font-size: 0.85rem; }
.accordion-chevron {
    color: var(--text-muted);
    font-size: 0.85rem;
    transition: transform 0.2s;
}
.accordion-item.open > .accordion-header .accordion-chevron {
    transform: rotate(90deg);
}
.accordion-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}
.accordion-item.open > .accordion-body {
    max-height: 5000px;
}
.accordion-body > .accordion.nested,
.accordion-body > .track-list,
.accordion-body > .empty-folder,
.accordion-body > script {
    padding: 0 1.2rem 1rem;
}
.accordion-loading {
    padding: 0.8rem 1.2rem;
    color: var(--text-muted);
    font-size: 0.85rem;
    font-style: italic;
}
.accordion-item.open .accordion-loading:only-child {
    display: block;
}
.accordion.nested .accordion-item {
    border-radius: 6px;
    margin-bottom: 0.4rem;
}
.accordion.nested .accordion-header {
    padding: 0.7rem 1rem;
    font-size: 0.95rem;
}

/* === Empty states === */
.empty-folder { color: var(--text-muted); font-style: italic; padding: 2rem 0; }

/* === Video === */
.video-page h2 { margin-bottom: 1.5rem; }
.video-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.5rem; }
.video-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.video-embed { position: relative; padding-bottom: 56.25%; height: 0; }
.video-embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; }
.video-title { padding: 0.8rem 1rem; font-size: 0.9rem; color: var(--text); }

/* === Photos === */
.photos-page h2 { margin-bottom: 1.5rem; }
.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 0.5rem;
    padding: 0 1.2rem 1rem;
}
.photo-thumb {
    aspect-ratio: 1;
    overflow: hidden;
    border-radius: 4px;
    cursor: pointer;
    border: 1px solid var(--border);
    transition: border-color 0.2s, transform 0.2s;
}
.photo-thumb:hover { border-color: var(--accent); transform: scale(1.03); }
.photo-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* === Lightbox === */
.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: rgba(0,0,0,0.92);
    align-items: center;
    justify-content: center;
}
.lightbox.open { display: flex; }
.lightbox-img {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 4px;
    user-select: none;
}
.lightbox-close {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    background: none;
    border: none;
    color: var(--text);
    font-size: 2.5rem;
    cursor: pointer;
    z-index: 1001;
    opacity: 0.6;
    transition: opacity 0.2s;
}
.lightbox-close:hover { opacity: 1; }
.lightbox-prev, .lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text);
    font-size: 3rem;
    cursor: pointer;
    padding: 1rem;
    opacity: 0.4;
    transition: opacity 0.2s;
    z-index: 1001;
}
.lightbox-prev:hover, .lightbox-next:hover { opacity: 1; }
.lightbox-prev { left: 0.5rem; }
.lightbox-next { right: 0.5rem; }

/* === Clips === */
.clips-page h2 { margin-bottom: 1.5rem; }
.clip-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 0.8rem;
    padding: 0 1.2rem 1rem;
}
.clip-card {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.8rem 1rem;
    background: var(--bg-hover);
    border: 1px solid var(--border);
    border-radius: 6px;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
}
.clip-card:hover { border-color: var(--accent); background: var(--bg-card); }
.clip-icon { color: var(--accent); font-size: 1.2rem; flex-shrink: 0; }
.clip-name { font-size: 0.85rem; color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* === Video Lightbox === */
.vid-lightbox-player {
    max-width: 90vw;
    max-height: 85vh;
    border-radius: 4px;
    outline: none;
}

/* === Activity and track links === */
.activity-nav { display: inline-flex; align-items: center; gap: .4rem; }
.activity-badge { display: inline-grid; place-items: center; min-width: 20px; height: 20px; padding: 0 .3rem; border-radius: 10px; background: var(--accent); color: var(--bg); font-size: .7rem; font-weight: 700; }
.activity-group + .activity-group { margin-top: 2rem; padding-top: 1.5rem; border-top: 2px solid var(--border); }
.activity-group-heading { font-size: .85rem; color: var(--text-muted); display: flex; gap: .5rem; align-items: center; margin-bottom: .5rem; }
.activity-group-new .activity-group-heading { color: var(--accent); }
.activity-group-heading span { font-size: .75rem; font-weight: 400; }
.activity-item.activity-item-new { padding-left: 1rem; border-left: 3px solid var(--accent); background: var(--bg-card); }
.activity-intro { color: var(--text-muted); margin: .6rem 0 1.5rem; }
.activity-list { list-style: none; padding: 0; }
.activity-item { display: flex; gap: 1rem; padding: 1.25rem 0; border-bottom: 1px solid var(--border); }
.activity-avatar { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; flex-shrink: 0; }
.activity-initial { display: grid; place-items: center; background: var(--bg-card); color: var(--accent); font-weight: 700; }
.activity-body { flex: 1; min-width: 0; }
.activity-summary { line-height: 1.6; overflow-wrap: anywhere; }
.activity-summary strong { color: var(--accent); }
.activity-comment { display: block; margin: .75rem 0; padding: .8rem 1rem; border-left: 2px solid var(--accent); background: var(--bg-card); border-radius: 0 4px 4px 0; }
.activity-comment blockquote { color: var(--text); white-space: pre-wrap; overflow-wrap: anywhere; font-size: .95rem; line-height: 1.6; }
.activity-comment-link { display: block; margin-top: .5rem; font-size: .75rem; }
.activity-meta { display: flex; flex-wrap: wrap; gap: .4rem 1rem; margin-top: .5rem; font-size: .75rem; color: var(--text-muted); overflow-wrap: anywhere; }
.activity-pagination { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; margin-top: 1.5rem; }
.activity-empty { padding: 2rem 0; color: var(--text-muted); }
.track-detail-back { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 1.5rem; font-size: .85rem; }
.track-detail-context { color: var(--text-muted); font-size: .85rem; margin-bottom: .5rem; overflow-wrap: anywhere; }
.track-detail h2 { overflow-wrap: anywhere; }
.track-detail .track-main { flex-wrap: wrap; margin: 1rem 0; }
.track-detail .track-comments { padding-left: 0; }
.track-unavailable { color: var(--text-muted); font-size: .9rem; }
.comment:target { scroll-margin-top: 6rem; background: var(--bg-hover); outline: 1px solid var(--accent); border-radius: 4px; padding: .75rem; }

/* === Responsive === */
@media (max-width: 640px) {
    .navbar { padding: 0.8rem 1rem; flex-wrap: wrap; gap: .75rem; }
    .nav-links { gap: 1rem; flex-wrap: wrap; }
    .content { padding: 1rem; }
    .landing { flex-direction: column; }
    .landing-left { padding: 2rem 1.5rem; }
    .landing-right { min-height: 40vh; }
    .cassette-img { width: 190px; }
    .cassette-label { font-size: 0.95rem; }
    .sessions-grid { grid-template-columns: 1fr; }
    .player-inner { flex-wrap: wrap; gap: 0.5rem; }
    .player-info { flex: 1 1 100%; }
    .player-controls { order: 1; }
    .player-progress { order: 2; flex: 1 1 100%; }
    .track-main { flex-wrap: wrap; }
    .track-name { flex: 1 1 60%; }
    .all-tracks-search-wrap { top: 44px; }
    .all-tracks-count { display: none; }
}

/* Authentication forms keep native navigation and keyboard interaction. */
.auth-form { display: grid; gap: .75rem; max-width: 28rem; margin: 1.5rem auto; }
.auth-form input { padding: .65rem; width: 100%; box-sizing: border-box; }
.auth-form .remember-me { display: flex; gap: .5rem; align-items: center; font-size: .9rem; }
.auth-form .remember-me input { width: auto; margin: 0; accent-color: var(--accent); }
.auth-social { display: flex; flex-wrap: wrap; justify-content: center; gap: .75rem; margin: 1rem 0; }
.nav-dropdown-menu form { margin: 0; }
.nav-dropdown-menu button { background: none; border: 0; font: inherit; cursor: pointer; width: 100%; text-align: left; }