/* ============================================================
   ChatBase — Memes feed (memes.js). Loads after neo.css.
   ============================================================ */

#memes .mm-head {
    display: flex; align-items: flex-end; justify-content: space-between;
    gap: 16px; flex-wrap: wrap;
    margin-bottom: 20px;
}
#memes .mm-head h1 {
    margin: 0; font-size: clamp(28px, 4vw, 40px); font-weight: 700;
    letter-spacing: -0.03em; color: var(--neo-text);
}
#memes .mm-head p { margin: 4px 0 0; color: var(--neo-dim); font-size: 14px; }

/* Segmented controls */
.mm-views, .mm-sorts {
    display: inline-flex; gap: 2px; padding: 3px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--neo-line);
    border-radius: 10px;
}
.mm-view, .mm-sort {
    appearance: none; border: 0; background: transparent;
    color: var(--neo-dim); font: inherit; font-size: 13px; font-weight: 600;
    padding: 7px 14px; border-radius: 7px; cursor: pointer;
    white-space: nowrap;
    transition: background 150ms, color 150ms;
}
.mm-view:hover, .mm-sort:hover { color: var(--neo-text); }
.mm-view.active, .mm-sort.active { background: rgba(255, 255, 255, 0.12); color: var(--neo-text); }

.mm-bar {
    display: flex; align-items: center; justify-content: space-between;
    gap: 12px; flex-wrap: wrap; margin-bottom: 16px;
}
.mm-post-btn, .mm-submit {
    appearance: none; border: 0; cursor: pointer; font: inherit;
    font-size: 13px; font-weight: 700;
    padding: 9px 16px; border-radius: 10px;
    background: var(--neo-text); color: #000;
}
.mm-post-btn:hover, .mm-submit:hover:not(:disabled) { background: #fff; }
.mm-submit:disabled { opacity: 0.35; cursor: default; }
.mm-cancel, .mm-act {
    appearance: none; border: 0; background: transparent; cursor: pointer;
    font: inherit; font-size: 12px; font-weight: 600; color: var(--neo-faint);
    padding: 6px 8px; border-radius: 6px;
}
.mm-cancel:hover, .mm-act:hover { color: var(--neo-text); background: rgba(255, 255, 255, 0.06); }
.mm-cancel { font-size: 13px; color: var(--neo-dim); }

/* Composer */
.mm-composer {
    display: grid; gap: 10px;
    padding: 14px; margin-bottom: 18px;
    background: var(--neo-ink);
    border: 1px solid var(--neo-line-hi);
    border-radius: 14px;
}
.mm-composer[hidden], .mm-feed-wrap[hidden], #memes .mm-chat[hidden], .mm-post-btn[hidden] { display: none !important; }
/* !important: an older layer strips every text input's background + border */
#memes .mm-caption, #memes .mm-search {
    width: 100%; box-sizing: border-box;
    background: rgba(255, 255, 255, 0.05) !important;
    border: 1px solid var(--neo-line-hi) !important;
    border-radius: 10px !important; padding: 10px 12px !important;
    color: var(--neo-text); font: inherit; font-size: 14px;
    outline: none;
}
#memes .mm-caption { font-weight: 700 !important; font-size: 15px !important; }
#memes .mm-caption:focus, #memes .mm-search:focus { border-color: var(--neo-accent) !important; }
.mm-results {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(96px, 1fr));
    gap: 6px; max-height: 260px; overflow-y: auto;
}
.mm-result {
    appearance: none; padding: 0; border: 2px solid transparent; cursor: pointer;
    border-radius: 8px; overflow: hidden; aspect-ratio: 1; background: rgba(255, 255, 255, 0.04);
}
.mm-result img { width: 100%; height: 100%; object-fit: cover; display: block; }
.mm-result.on { border-color: var(--neo-accent); }
.mm-compose-foot { display: flex; align-items: center; gap: 8px; }
.mm-pick-note { margin-right: auto; color: var(--neo-faint); font-size: 12px; }

/* Feed: masonry via columns */
.mm-feed { columns: 3 260px; column-gap: 14px; }
.mm-card {
    break-inside: avoid; margin: 0 0 14px;
    background: var(--neo-ink);
    border: 1px solid var(--neo-line);
    border-radius: 14px; overflow: hidden;
}
.mm-cap {
    margin: 0; padding: 12px 14px 10px;
    font-size: 15px; font-weight: 700; line-height: 1.3;
    letter-spacing: -0.01em; color: var(--neo-text);
    overflow-wrap: anywhere;
}
.mm-img { display: block; width: 100%; height: auto; background: rgba(255, 255, 255, 0.03); }
.mm-foot { display: flex; align-items: center; gap: 6px; padding: 8px 10px; }
.mm-by {
    margin-right: auto; min-width: 0;
    font-size: 12px; color: var(--neo-faint);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.mm-vote {
    appearance: none; cursor: pointer; font: inherit;
    display: inline-flex; align-items: center; gap: 5px;
    padding: 5px 10px; border-radius: 8px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--neo-line);
    color: var(--neo-dim); font-size: 12px; font-weight: 700;
    font-variant-numeric: tabular-nums;
}
.mm-vote:hover { color: var(--neo-text); border-color: var(--neo-line-hi); }
.mm-vote.on { color: #000; background: var(--neo-accent); border-color: var(--neo-accent); }
.mm-empty {
    column-span: all; grid-column: 1 / -1;
    padding: 40px 12px; text-align: center;
    color: var(--neo-faint); font-size: 14px;
}

@media (max-width: 600px) {
    .mm-feed { columns: 1; }
    .mm-bar { flex-direction: column; align-items: stretch; }
    .mm-sorts { justify-content: space-between; }
    .mm-sort { flex: 1; padding: 7px 8px; }
}

/* Swipe view: one GIF at a time, TikTok-style vertical scroll-snap */
.mm-swipe-wrap[hidden] { display: none !important; }
.mm-swipe-wrap {
    position: relative;
    height: calc(100vh - 230px);
    height: calc(100dvh - 230px);
    border-radius: 18px;
    overflow: hidden;
    background: var(--neo-black);
    border: 1px solid var(--neo-line);
}
.mm-swipe {
    height: 100%;
    overflow-y: scroll;
    scroll-snap-type: y mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}
.mm-swipe::-webkit-scrollbar { display: none; }
.mm-slide {
    position: relative;
    height: 100%;
    scroll-snap-align: start;
    scroll-snap-stop: always;
    display: flex;
    background: var(--neo-black);
}
.mm-slide-img {
    margin: auto;
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
}
.mm-slide-scrim {
    position: absolute; left: 0; right: 0; bottom: 0;
    padding: 22px 84px 22px 18px;
    background: linear-gradient(0deg, rgba(0, 0, 0, 0.78), rgba(0, 0, 0, 0));
    color: #fff;
    pointer-events: none;
}
.mm-slide-by { margin: 0; font-size: 12.5px; opacity: 0.8; }
.mm-slide-rail {
    position: absolute; right: 14px; bottom: 28px;
}
.mm-slide-post {
    appearance: none; border: 0; cursor: pointer; font: inherit;
    background: var(--neo-accent); color: #000; font-weight: 700; font-size: 12.5px;
    padding: 10px 16px; border-radius: 20px;
}
.mm-slide-post:disabled { opacity: 0.6; cursor: default; }
.mm-swipe-empty, .mm-swipe-loading {
    color: var(--neo-faint); font-size: 14px; text-align: center; padding: 20px;
}
.mm-swipe-empty {
    position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
}
@media (max-width: 600px) {
    .mm-swipe-wrap { height: calc(100dvh - 250px); border-radius: 14px; }
}