.src-nav-toolbar {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 16px;
}
.src-nav-grid {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 8px;
}
.src-nav-btn {
    position: relative;
    min-height: 68px;
    padding: 8px 4px 7px;
    border-radius: 14px;
    border: 1px solid rgba(255,255,255,.08);
    background: #0b0f18;
    color: #c0cde0;
    text-decoration: none;
    display: grid;
    place-content: center;
    justify-items: center;
    gap: 6px;
    text-align: center;
    transition: transform .12s, border-color .12s, background .12s, color .12s, box-shadow .12s;
    box-shadow: inset 0 0 0 1px transparent;
}
.src-nav-btn:hover {
    transform: translateY(-1px);
    color: #f0f4fa;
    border-color: rgba(255,255,255,.14);
    background: #111827;
}
.src-nav-btn.active {
    color: var(--src-color, #818cf8);
    background: rgba(255,255,255,.04);
    border-color: rgba(255,255,255,.14);
    box-shadow: inset 0 0 0 1px var(--src-color, #818cf8);
}
.src-nav-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
}
.src-nav-icon svg,
.src-nav-icon .icon-yt,
.src-nav-icon .icon-twitter,
.src-nav-icon .icon-reddit,
.src-nav-icon .icon-substack,
.src-nav-icon .icon-news {
    width: 22px;
    height: 22px;
    margin: 0;
    display: block;
}
.src-nav-name {
    display: block;
    font-size: 11px;
    line-height: 1.1;
    font-weight: 600;
    letter-spacing: .01em;
}
.src-nav-meta {
    position: absolute;
    top: 5px;
    right: 5px;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    border-radius: 999px;
    background: rgba(255,255,255,.1);
    color: #f0f6fc;
    font-size: 9px;
    line-height: 18px;
    font-weight: 700;
    box-shadow: inset 0 0 0 1px rgba(255,255,255,.08);
}
.src-nav-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    flex-wrap: wrap;
}
.src-filter-toggle {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    min-height: 40px;
    padding: 0 14px;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,.08);
    background: #0b0f18;
    color: #c0cde0;
    font-size: 12px;
    font-weight: 600;
    transition: border-color .12s, background .12s, color .12s;
}
.src-filter-toggle:hover {
    color: #f0f4fa;
    border-color: rgba(255,255,255,.14);
    background: #111827;
}
.src-filter-toggle.active,
.src-filter-toggle.open {
    color: #f0f6fc;
    background: rgba(88,166,255,.10);
    border-color: rgba(88,166,255,.28);
}
.src-filter-toggle.ch-active {
    color: #fde68a;
    background: linear-gradient(135deg, rgba(251,191,36,.18), rgba(245,158,11,.10));
    border-color: rgba(251,191,36,.45);
    box-shadow: 0 0 14px rgba(251,191,36,.20), inset 0 0 0 1px rgba(251,191,36,.08);
}
.src-filter-toggle.ch-active:hover {
    background: linear-gradient(135deg, rgba(251,191,36,.25), rgba(245,158,11,.15));
    border-color: rgba(251,191,36,.55);
    box-shadow: 0 0 20px rgba(251,191,36,.28), inset 0 0 0 1px rgba(251,191,36,.12);
    color: #fff;
}
.src-filter-toggle-caret {
    font-size: 9px;
    opacity: .6;
    transition: transform .16s ease;
}
.src-filter-toggle.open .src-filter-toggle-caret {
    transform: rotate(180deg);
}
.src-feed-controls {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 10px;
}
.src-feed-controls .feed-ctrl {
    max-width: 100%;
}
.src-toolbar-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    line-height: 1.15;
    color: #7a8a9d;
    text-decoration: none;
    transition: color 0.12s;
}
.src-toolbar-link:hover { color: #c9d1d9; }
.src-toolbar-link.saved { color: #f59e0b; opacity: 0.7; }
.src-toolbar-link.saved:hover { opacity: 1; }
.src-toolbar-label {
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    line-height: 1.15;
    color: #7a8a9d;
}
.src-toolbar-badge {
    font-size: 8px;
    background: rgba(245,158,11,0.15);
    color: #f59e0b;
    padding: 1px 5px;
    border-radius: 8px;
    font-weight: 700;
}
.src-picker-card { display: none; padding: 0; overflow: hidden; border: 1px solid rgba(255,255,255,.08); }
.src-picker-card.open { display: block; }
.src-picker-form { display: flex; flex-direction: column; }
.src-picker-header,
.src-picker-footer {
    display: flex;
    align-items: stretch;
    gap: 12px;
    padding: 14px 16px;
    background: rgba(255,255,255,.02);
    border-bottom: 1px solid rgba(255,255,255,.06);
}
.src-picker-header { flex-direction: column; }
.src-picker-footer {
    align-items: center;
    justify-content: space-between;
    border-top: 1px solid rgba(255,255,255,.06);
    border-bottom: none;
}
.src-picker-search-row,
.src-picker-controls-row {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}
.src-picker-search-row { width: 100%; }
.src-picker-header-left,
.src-picker-header-right {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}
.src-picker-header-right { margin-left: auto; justify-content: flex-end; }
.src-picker-pill-row { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.src-picker-pill {
    border: 1px solid rgba(255,255,255,.08);
    background: transparent;
    color: #8b949e;
    border-radius: 999px;
    padding: 3px 10px;
    font-size: 12px;
}
.src-picker-pill.active {
    color: #f0f6fc;
    background: #1f6feb22;
    border-color: rgba(31,111,235,.4);
}
.src-picker-search { width: 100%; max-width: none; }
.src-picker-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #8b949e;
    font-size: 12px;
}
.src-picker-selected {
    padding: 14px 16px 10px;
    border-bottom: 1px solid rgba(255,255,255,.06);
    background: rgba(13,17,23,.7);
}
.src-picker-selected-head,
.src-picker-status {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}
.src-picker-selected-head { margin-bottom: 8px; color: #c9d1d9; font-size: 12px; }
.src-picker-selected-count {
    color: #58a6ff;
    font-family: monospace;
}
.src-picker-selected-list {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}
.src-picker-chip {
    border: 1px solid rgba(88,166,255,.25);
    background: rgba(88,166,255,.08);
    color: #dbeafe;
    border-radius: 999px;
    padding: 4px 10px;
    font-size: 12px;
    cursor: pointer;
}
.src-picker-empty,
.src-picker-status,
.src-picker-footer-note {
    color: #8b949e;
    font-size: 12px;
}
.src-picker-list {
    max-height: 260px;
    overflow-y: auto;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 14px 16px 16px;
    align-content: flex-start;
}
.src-picker-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.filter-summary-bar {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 14px;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,.08);
    background: rgba(13,17,23,.65);
}
.filter-summary-main,
.filter-summary-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}
.filter-summary-label {
    color: #8b949e;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .08em;
}
.filter-summary-chip {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 4px 10px;
    font-size: 12px;
    color: #d0d7de;
    background: rgba(255,255,255,.05);
    border: 1px solid rgba(255,255,255,.06);
}
.filter-summary-chip.accent {
    color: #dbeafe;
    background: rgba(88,166,255,.08);
    border-color: rgba(88,166,255,.25);
}
.filter-summary-chip.muted { color: #8b949e; }
.filter-summary-actions a {
    color: #58a6ff;
    font-size: 12px;
    text-decoration: none;
}
@media (max-width: 991px) {
    .src-nav-grid {
        gap: 6px;
    }
}
@media (max-width: 768px) {
    .src-nav-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
    .src-nav-actions {
        align-items: stretch;
    }
    .src-feed-controls {
        margin-left: 0;
    }
    .src-picker-header,
    .src-picker-footer,
    .src-picker-controls-row,
    .src-picker-selected-head,
    .src-picker-status,
    .filter-summary-bar {
        flex-direction: column;
        align-items: stretch;
    }
    .src-picker-header-right {
        margin-left: 0;
        justify-content: flex-start;
    }
}
@media (max-width: 480px) {
    .src-nav-grid {
        gap: 5px;
    }
    .src-nav-btn {
        min-height: 58px;
        border-radius: 12px;
        padding: 7px 2px 6px;
    }
    .src-nav-name {
        font-size: 10px;
    }
}
/* filter pills: see static/css/filter-bar.css */
/* View mode: strip card container */
.view-mode-active { background: transparent !important; border: none !important; box-shadow: none !important; border-radius: 0 !important; }
/* View mode: YouTube grid (matching original /sources/youtube) */
.yt-day-header {
    font-size: 0.95rem; font-weight: 700; color: #f0f6fc; text-transform: uppercase;
    letter-spacing: 0.08em; margin: 36px 0 18px; padding-bottom: 12px;
    position: relative; border-bottom: none;
}
.yt-day-header::after {
    content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
    background: linear-gradient(to right,
        rgba(88,166,255,0.85) 0%,
        rgba(139,92,246,0.55) 35%,
        rgba(255,255,255,0.18) 70%,
        rgba(255,255,255,0) 100%);
}
.yt-day-header:first-child { margin-top: 4px; }
.yt-day-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 14px; margin-bottom: 8px; }
@media (max-width: 576px) { .yt-day-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; } }

/* ═══ YouTube channel shelves — grouped view ═══ */
.yt-day-section { margin-bottom: 4px; }
.yt-day-section .yt-day-grid { margin-top: 8px; }
.yt-day-section + .yt-day-header { margin-top: 28px; }

/* ── Shelves row (side by side) ── */
.yt-shelves-row { display: flex; flex-wrap: wrap; gap: 12px 24px; }

/* ── Shelf (minimal wrapper) ── */
.yt-shelf { margin-bottom: 14px; }
.yt-shelves-row > .yt-shelf { margin-bottom: 0; }
.yt-shelves-row > .yt-shelf.yt-shelf-expanded { flex-basis: 100%; }

/* ── Stacked deck (collapsed) ── */
.yt-deck {
    display: flex; align-items: center; gap: 20px;
    cursor: pointer;
}
.yt-deck-stack {
    position: relative; flex-shrink: 0;
    width: 220px; padding-right: 22px; padding-bottom: 16px;
    transition: transform 0.18s ease;
}
/* Front card: lift above back layers */
.yt-deck-stack > a {
    position: relative; z-index: 3;
    box-shadow: 0 2px 8px rgba(0,0,0,0.35);
    transition: box-shadow 0.18s ease;
}
/* Back layer 1 */
.yt-deck-stack::after {
    content: ''; position: absolute; inset: 0; inset-inline-end: 22px; inset-block-end: 16px;
    background: #1c2330; border: 1px solid rgba(255,255,255,0.10);
    border-radius: 10px; transform: translate(9px, 8px); z-index: 2;
    box-shadow: 0 2px 6px rgba(0,0,0,0.3);
    transition: transform 0.18s ease;
}
/* Back layer 2 */
.yt-deck-stack::before {
    content: ''; position: absolute; inset: 0; inset-inline-end: 22px; inset-block-end: 16px;
    background: #161c26; border: 1px solid rgba(255,255,255,0.07);
    border-radius: 10px; transform: translate(18px, 15px); z-index: 1;
    box-shadow: 0 2px 5px rgba(0,0,0,0.25);
    transition: transform 0.18s ease;
}
/* Hover: fan the deck out noticeably */
.yt-deck:hover .yt-deck-stack > a {
    transform: translate(-3px, -4px) rotate(-1.2deg);
    box-shadow: 0 10px 28px rgba(0,0,0,0.6);
}
.yt-deck:hover .yt-deck-stack::after {
    transform: translate(16px, 12px) rotate(3deg);
    box-shadow: 0 6px 14px rgba(0,0,0,0.45);
}
.yt-deck:hover .yt-deck-stack::before {
    transform: translate(32px, 22px) rotate(6deg);
    box-shadow: 0 6px 14px rgba(0,0,0,0.4);
}
.yt-deck-stack > a {
    transition: transform 0.22s cubic-bezier(.2,.9,.3,1.2), box-shadow 0.22s ease;
}
.yt-deck-stack::after, .yt-deck-stack::before {
    transition: transform 0.22s cubic-bezier(.2,.9,.3,1.2), box-shadow 0.22s ease;
}
/* "View all N" link */
.yt-deck-viewall {
    font-size: 0.78rem; color: #58a6ff; white-space: nowrap;
    transition: opacity 0.2s;
}
.yt-deck:hover .yt-deck-viewall { opacity: 0.8; }

/* ── Collapsed / expanded toggle ── */
.yt-shelf .yt-shelf-exp { display: none; }
.yt-shelf.yt-shelf-expanded .yt-deck { display: none; }
.yt-shelf.yt-shelf-expanded .yt-shelf-exp {
    display: block; animation: shelfOpen 0.22s ease-out;
}
@keyframes shelfOpen {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Expanded header ── */
.yt-shelf-exp-hdr {
    display: flex; align-items: baseline; gap: 6px;
    padding: 0 0 8px; cursor: pointer; user-select: none;
}
.yt-shelf-name  { font-size: 0.9rem; font-weight: 700; color: #f0f6fc; }
.yt-shelf-sep   { font-size: 0.7rem; color: #484f58; margin-left: 4px; }
.yt-shelf-count { font-size: 0.72rem; color: #8b949e; }
.yt-shelf-toggle {
    display: inline-flex; align-items: center; gap: 4px;
    margin-left: 8px; padding: 3px 9px 3px 6px;
    font-size: 0.72rem; font-weight: 600; color: #58a6ff;
    background: rgba(88,166,255,0.10); border: 1px solid rgba(88,166,255,0.25);
    border-radius: 999px; white-space: nowrap; cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.yt-shelf-toggle:hover {
    background: rgba(88,166,255,0.22); border-color: rgba(88,166,255,0.5); color: #79b8ff;
}
.yt-shelf-toggle svg { display: block; }

/* ── Expanded grid (same sizing as yt-day-grid) ── */
.yt-shelf-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 14px;
}

@media (max-width: 576px) {
    .yt-shelves-row { flex-direction: column; }
    .yt-deck-stack { width: 160px; padding-right: 10px; padding-bottom: 6px; }
    .yt-shelf-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
}

/* View mode: Twitter masonry (matching original /sources/twitter) */
.masonry-container { display: flex; gap: 12px; }
.masonry-col { flex: 1; min-width: 0; }
.masonry-col .tweet-oembed { margin-bottom: 12px; }
.tweet-oembed:not(.tweet-cached):not(.tweet-hatched) { height: 0; overflow: hidden; margin: 0 !important; }
.tweet-oembed { background: #15202b; border-radius: 12px; }
.tweet-oembed.tweet-cached blockquote.tweet-preview { background: #1a1a2e; border: 1px solid #333; border-radius: 12px; padding: 16px; color: #e0e0e0; font-size: 14px; max-width: 550px; margin: 0 auto; }
.tweet-oembed.tweet-cached blockquote.tweet-preview a { color: #1d9bf0; }