/* Quantum Chat — full-page dark UI */
.qc-body { background:#0a0a0a; color:#eee; min-height:100vh; }
.qc-main {
    display:flex;
    height:calc(100vh - 90px);
    overflow:hidden;
}

/* Conversations rail (Task #49) — leftmost pane */
.qc-conv-rail {
    width:240px;
    background:#0a0a0a;
    border-right:1px solid #1f1f1f;
    display:flex;
    flex-direction:column;
    transition:transform 0.25s ease, width 0.25s ease;
}
.qc-conv-rail.qc-conv-rail-collapsed { width:0; border-right:none; overflow:hidden; }
.qc-conv-rail-header {
    padding:16px 18px 10px; display:flex; align-items:center; justify-content:space-between;
    border-bottom:1px solid #1a1a1a;
}
.qc-conv-rail-header h3 { color:#FFD700; font-size:0.95rem; margin:0; letter-spacing:0.4px; text-transform:uppercase; }
.qc-conv-rail-close { background:none; border:none; color:#888; font-size:1.5rem; cursor:pointer; line-height:1; padding:0 6px; display:none; }
@media (max-width: 768px) { .qc-conv-rail-close { display:block; } }
.qc-conv-new-btn { margin:14px 14px 8px; }
.qc-conv-search-wrap { position:relative; padding:0 12px 8px; }
.qc-conv-search {
    width:100%; box-sizing:border-box;
    background:#141414; border:1px solid #2a2a2a; color:#eee;
    border-radius:8px; padding:7px 28px 7px 11px; font-size:0.85rem;
    font-family:inherit; outline:none;
    transition:border-color 0.15s, background 0.15s;
}
.qc-conv-search::placeholder { color:#666; }
.qc-conv-search:focus { border-color:#FFD700; background:#181613; }
.qc-conv-search::-webkit-search-decoration,
.qc-conv-search::-webkit-search-cancel-button { -webkit-appearance:none; appearance:none; }
.qc-conv-search-clear {
    position:absolute; right:18px; top:50%; transform:translateY(-50%);
    background:none; border:none; color:#888; cursor:pointer; font-size:1rem;
    line-height:1; padding:2px 6px; border-radius:4px;
}
.qc-conv-search-clear:hover { color:#FFD700; background:#222; }
.qc-conv-item-snippet {
    color:#aaa; font-size:0.75rem; line-height:1.35;
    overflow:hidden; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical;
}
.qc-conv-item-snippet-muted { color:#666; font-style:italic; }
.qc-conv-match { background:rgba(255,215,0,0.28); color:#fff; border-radius:2px; padding:0 1px; }
/* In-message highlight + flash when arriving from a search result. */
.qc-msg .qc-conv-match { background:rgba(255,215,0,0.45); color:inherit; }
.qc-msg-user .qc-conv-match { background:rgba(180,120,0,0.55); color:#000; }
.qc-msg-flash {
    animation: qc-msg-flash 2.4s ease-out;
    box-shadow:0 0 0 2px rgba(255,215,0,0.6);
}
@keyframes qc-msg-flash {
    0%   { box-shadow:0 0 0 2px rgba(255,215,0,0.9), 0 0 24px rgba(255,215,0,0.55); background-color:rgba(255,215,0,0.18); }
    60%  { box-shadow:0 0 0 2px rgba(255,215,0,0.4); }
    100% { box-shadow:0 0 0 0 rgba(255,215,0,0); background-color:transparent; }
}
.qc-conv-list { flex:1; overflow-y:auto; padding:6px 8px 10px; display:flex; flex-direction:column; gap:4px; }
.qc-conv-empty { color:#666; font-size:0.85rem; padding:14px; text-align:center; }
.qc-conv-item {
    position:relative;
    background:#141414; border:1px solid #222; border-radius:8px;
    padding:9px 36px 9px 11px; cursor:pointer;
    display:flex; flex-direction:column; gap:2px;
    transition:background 0.15s, border-color 0.15s;
}
.qc-conv-item.qc-conv-has-thumb {
    flex-direction:row; align-items:center; gap:10px;
    padding:8px 36px 8px 8px;
}
.qc-conv-item-thumb {
    width:40px; height:40px; flex:0 0 40px;
    border-radius:6px; object-fit:cover;
    background:#0a0a0a; border:1px solid #2a2a2a;
    display:block;
}
.qc-conv-item-body {
    min-width:0; flex:1 1 auto;
    display:flex; flex-direction:column; gap:2px;
}
.qc-conv-item:hover { background:#1a1a1a; border-color:#2c2c2c; }
.qc-conv-item.qc-conv-active { background:#1c1a0e; border-color:#FFD700; }
.qc-conv-item-title { color:#eee; font-size:0.88rem; font-weight:500; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.qc-conv-item-title.qc-conv-untitled { color:#888; font-style:italic; font-weight:400; }
.qc-conv-item-title-input {
    width:100%; background:#1a1a1a; border:1px solid #FFD700; color:#eee;
    border-radius:4px; padding:4px 6px; font-size:0.88rem; box-sizing:border-box;
    font-family:inherit;
}
.qc-conv-item-meta { color:#666; font-size:0.7rem; }
.qc-conv-item-kebab {
    position:absolute; right:4px; top:50%; transform:translateY(-50%);
    background:none; border:none; color:#666; cursor:pointer; padding:6px 8px;
    font-size:1rem; line-height:1; border-radius:4px;
}
.qc-conv-item-kebab:hover { color:#FFD700; background:#222; }
.qc-conv-kebab-menu {
    position:absolute; right:4px; top:100%; z-index:60;
    background:#181818; border:1px solid #2c2c2c; border-radius:6px;
    min-width:140px; padding:4px; box-shadow:0 6px 18px rgba(0,0,0,0.5);
}
.qc-conv-kebab-menu button {
    display:block; width:100%; text-align:left;
    background:none; border:none; color:#ddd; padding:7px 10px; font-size:0.85rem;
    cursor:pointer; border-radius:4px;
}
.qc-conv-kebab-menu button:hover { background:#262626; color:#FFD700; }
.qc-conv-kebab-menu button.qc-danger:hover { background:#3a1818; color:#ff7a7a; }
.qc-conv-counter {
    border-top:1px solid #1a1a1a; padding:10px 14px; color:#666; font-size:0.78rem; text-align:center;
}
.qc-conv-counter.qc-conv-near-cap { color:#FFA500; }
.qc-conv-counter.qc-conv-at-cap { color:#ff7a7a; }

/* Modal sizing + danger button */
.qc-modal-sm { max-width:440px; }
.qc-btn-danger { background:linear-gradient(135deg, #c42828, #931a1a) !important; color:#fff !important; }
.qc-btn-danger:hover { filter:brightness(1.15); }

/* At-cap modal list */
.qc-cap-list { display:flex; flex-direction:column; gap:6px; max-height:340px; overflow-y:auto; padding-right:4px; }
.qc-cap-list-meta { color:#888; font-size:0.75rem; margin:6px 0 4px; }
.qc-cap-row {
    display:flex; align-items:center; gap:10px;
    background:#141414; border:1px solid #222; border-radius:6px; padding:9px 10px; cursor:pointer;
}
.qc-cap-row:hover { background:#1a1a1a; }
.qc-cap-row input { width:auto; margin:0; cursor:pointer; }
.qc-cap-row-meta { display:flex; flex-direction:column; gap:2px; min-width:0; }
.qc-cap-row-title { color:#eee; font-size:0.88rem; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.qc-cap-row-sub { color:#777; font-size:0.72rem; }

/* Sidebar */
.qc-sidebar {
    width:280px;
    background:#0d0d0d;
    border-right:1px solid #1f1f1f;
    display:flex;
    flex-direction:column;
    transition:transform 0.25s ease, width 0.25s ease;
}
.qc-sidebar.qc-sidebar-collapsed { width:0; border-right:none; overflow:hidden; }
.qc-sidebar-header {
    padding:16px 18px 10px; display:flex; align-items:center; justify-content:space-between;
    border-bottom:1px solid #1a1a1a;
}
.qc-sidebar-header h3 { color:#FFD700; font-size:0.95rem; margin:0; letter-spacing:0.4px; text-transform:uppercase; }
.qc-sidebar-close { background:none; border:none; color:#888; font-size:1.5rem; cursor:pointer; line-height:1; padding:0 6px; }
.qc-sidebar-close:hover { color:#fff; }
.qc-add-btn { margin:14px 14px 8px; }
.qc-library-list {
    flex:1; overflow-y:auto; padding:6px 14px 18px;
    display:grid; grid-template-columns:1fr 1fr; gap:10px;
    grid-auto-rows:min-content; align-content:start;
}
.qc-library-empty { grid-column:1/-1; color:#666; font-size:0.85rem; text-align:center; padding:20px 0; }
.qc-library-card {
    position:relative; background:#181818; border:1px solid #2a2a2a; border-radius:8px; overflow:hidden;
    cursor:pointer; transition:border-color 0.15s, transform 0.1s;
    align-self:start;
}
.qc-library-card:hover { border-color:#FFD700; transform:translateY(-2px); }
.qc-library-card img {
    width:100%; height:104px; display:block;
    /* Multi-shot returns wide 1360×768 frames where the character may sit off
       to one side. `cover` chops the character out; `contain` keeps the full
       frame visible with a small dark letterbox so you can actually recognise
       who you saved. */
    object-fit:contain; background:#0a0a0a;
}
.qc-library-card .qc-card-name {
    padding:6px 8px; color:#fff; font-size:0.78rem; font-weight:600;
    overflow:hidden; text-overflow:ellipsis; white-space:nowrap;
}
.qc-library-card .qc-card-status {
    position:absolute; top:4px; right:4px; padding:1px 5px; border-radius:3px;
    font-size:0.62rem; font-weight:700; text-transform:uppercase;
}
.qc-library-card .qc-card-status.ready { background:#0a8a3a; color:#fff; }
.qc-library-card .qc-card-status.processing { background:#666; color:#fff; }
.qc-library-card .qc-card-status.failed { background:#a02020; color:#fff; }
.qc-library-card .qc-card-delete {
    position:absolute; top:4px; left:4px; width:20px; height:20px; border-radius:50%;
    background:rgba(0,0,0,0.7); color:#fff; border:none; cursor:pointer; display:none;
    align-items:center; justify-content:center; font-size:0.8rem; padding:0;
}
.qc-library-card:hover .qc-card-delete { display:flex; }
.qc-library-card .qc-card-delete:hover { background:#a02020; }
.qc-library-card .qc-card-refresh {
    position:absolute; top:4px; left:28px; width:20px; height:20px; border-radius:50%;
    background:rgba(0,0,0,0.7); color:#fff; border:none; cursor:pointer; display:none;
    align-items:center; justify-content:center; font-size:0.85rem; line-height:1; padding:0;
}
.qc-library-card:hover .qc-card-refresh { display:flex; }
.qc-library-card .qc-card-refresh:hover { background:#0a6a8a; }
.qc-library-card .qc-card-history {
    position:absolute; top:4px; left:52px; width:20px; height:20px; border-radius:50%;
    background:rgba(0,0,0,0.7); color:#fff; border:none; cursor:pointer; display:none;
    align-items:center; justify-content:center; font-size:0.75rem; line-height:1; padding:0;
}
.qc-library-card:hover .qc-card-history { display:flex; }
.qc-library-card .qc-card-history:hover { background:#5a4a0a; }

/* Re-shoot history modal */
.qc-history-list {
    display:grid; grid-template-columns:repeat(auto-fill, minmax(140px, 1fr)); gap:12px; margin-top:6px;
}
.qc-history-empty { color:#666; font-size:0.85rem; text-align:center; padding:24px 0; }
.qc-history-item {
    background:#181818; border:1px solid #2a2a2a; border-radius:8px; overflow:hidden;
    display:flex; flex-direction:column;
}
.qc-history-item img { width:100%; height:120px; object-fit:cover; background:#222; display:block; }
.qc-history-item .qc-history-noimg {
    width:100%; height:120px; display:flex; align-items:center; justify-content:center;
    color:#555; background:#222; font-size:1.6rem;
}
.qc-history-item .qc-history-meta { padding:6px 8px; color:#888; font-size:0.7rem; }
.qc-history-item .qc-history-actions { padding:0 8px 8px; }
.qc-history-item .qc-btn { width:100%; padding:6px 8px; font-size:0.78rem; }

/* Center pane */
.qc-chat-pane { flex:1; display:flex; flex-direction:column; min-width:0; }
.qc-chat-topbar {
    display:flex; align-items:center; gap:14px;
    padding:14px 22px; border-bottom:1px solid #1f1f1f; background:#0e0e0e;
}
.qc-title-block { flex:1; }
.qc-title-block h1 { margin:0; font-size:1.1rem; color:#FFD700; letter-spacing:0.5px; }
.qc-subtitle { color:#666; font-size:0.75rem; }
.qc-credit-pill {
    background:linear-gradient(135deg,rgba(255,215,0,0.15),rgba(255,165,0,0.08));
    border:1px solid rgba(255,215,0,0.4); color:#FFD700; padding:5px 12px; border-radius:20px;
    font-size:0.8rem; font-weight:600;
}

/* Messages */
.qc-messages {
    flex:1; overflow-y:auto; padding:24px 24px 8px;
    display:flex; flex-direction:column; gap:14px;
}
.qc-msg {
    max-width:85%; padding:11px 16px; border-radius:14px; line-height:1.5;
    font-size:0.94rem; word-wrap:break-word; white-space:pre-wrap;
    animation: qc-fade-in 0.2s ease;
}
@keyframes qc-fade-in { from { opacity:0; transform:translateY(4px); } to { opacity:1; transform:none; } }
.qc-msg-user { align-self:flex-end; background:#FFD700; color:#000; border-bottom-right-radius:4px; }
.qc-msg-assistant { align-self:flex-start; background:#1a1a1a; color:#eee; border:1px solid #262626; border-bottom-left-radius:4px; }
.qc-msg-system { align-self:center; background:transparent; color:#666; font-size:0.78rem; font-style:italic; }
.qc-msg-user .qc-msg-attachments img,
.qc-msg-assistant .qc-msg-attachments img {
    max-width:120px; max-height:90px; border-radius:6px; margin:4px 4px 0 0; vertical-align:middle;
}
.qc-typing { color:#666; font-style:italic; font-size:0.85rem; padding:0 24px 8px; }
.qc-typing::after { content:'…'; animation: qc-dots 1.2s infinite; }
@keyframes qc-dots { 0%,20% { content:''; } 40% { content:'.'; } 60% { content:'..'; } 80%,100% { content:'…'; } }

/* Inline cards (multi-shot results, gen progress, video result) */
.qc-card {
    align-self:flex-start; max-width:90%; background:#101010; border:1px solid #262626; border-radius:12px;
    padding:14px 16px; box-shadow:0 4px 18px rgba(0,0,0,0.4);
}
.qc-card-title { color:#FFD700; font-weight:700; font-size:0.85rem; text-transform:uppercase; letter-spacing:0.4px; margin-bottom:10px; }
.qc-progress {
    display:flex; align-items:center; gap:12px; color:#aaa; font-size:0.9rem; padding:6px 0;
}
.qc-spinner-mini { width:18px; height:18px; border:2px solid #444; border-top-color:#FFD700; border-radius:50%; animation: qc-spin 0.9s linear infinite; }
@keyframes qc-spin { to { transform:rotate(360deg); } }
.qc-multishot-grid { display:flex; flex-direction:column; gap:10px; margin:10px 0; }
.qc-multishot-set {
    border:2px solid #2a2a2a; border-radius:10px; padding:8px; cursor:pointer;
    background:#181818; transition:border-color 0.15s;
}
.qc-multishot-set:hover { border-color:#FFD700; }
.qc-multishot-set.qc-selected { border-color:#FFD700; background:rgba(255,215,0,0.05); }
.qc-multishot-set-imgs { display:grid; grid-template-columns:1fr 1fr 1fr; gap:6px; }
.qc-multishot-set-imgs img { width:100%; aspect-ratio:1/1; height:auto; object-fit:cover; border-radius:6px; background:#0a0a0a; }
.qc-multishot-set-label { color:#bbb; font-size:0.8rem; text-align:center; margin-top:6px; font-weight:600; }
@media (min-width: 720px) {
    .qc-multishot-grid { display:grid; grid-template-columns:1fr 1fr 1fr; }
    .qc-multishot-set-imgs img { aspect-ratio:auto; height:60px; }
}
.qc-card-actions { display:flex; gap:8px; margin-top:10px; flex-wrap:wrap; }
.qc-card video { width:100%; max-height:400px; border-radius:8px; background:#000; margin-top:6px; }
.qc-card-error { color:#ff7070; font-size:0.85rem; padding:8px 0; }

/* PUB-voiced "out of credits" card with a CTA to top up. */
.qc-card-insufficient {
    display:flex; flex-direction:column; gap:12px;
    padding:14px 16px;
    background:linear-gradient(135deg, rgba(255,215,0,0.08), rgba(255,165,0,0.04));
    border:1px solid rgba(255,215,0,0.35);
    border-radius:12px;
}
.qc-card-insufficient-msg {
    color:#f5e6a8; font-size:0.95rem; line-height:1.45;
}
.qc-buy-btn {
    align-self:flex-start;
    text-decoration:none;
    padding:10px 18px;
    font-weight:700;
    border-radius:8px;
    transition:transform 0.12s ease, box-shadow 0.12s ease;
}
.qc-buy-btn:hover { transform:translateY(-1px); }

/* Composer */
.qc-composer {
    border-top:1px solid #1f1f1f; background:#0e0e0e; padding:12px 18px 14px;
}
.qc-attachments { display:flex; gap:8px; flex-wrap:wrap; margin-bottom:10px; }
.qc-attachments:empty { display:none; }
.qc-attachment-chip {
    position:relative; width:54px; height:54px; border-radius:6px; overflow:hidden;
    border:1px solid #333;
}
.qc-attachment-chip img { width:100%; height:100%; object-fit:cover; }
.qc-attachment-chip .qc-x {
    position:absolute; top:1px; right:1px; width:18px; height:18px; border-radius:50%;
    background:rgba(0,0,0,0.8); color:#fff; border:none; cursor:pointer;
    display:flex; align-items:center; justify-content:center; font-size:0.75rem; padding:0;
}
.qc-attachment-chip--frame {
    width:auto; min-width:120px; max-width:170px;
    border-color:#5a8dee;
    box-shadow:0 0 0 1px rgba(90,141,238,0.35);
    display:flex; align-items:stretch;
}
.qc-attachment-chip--frame img {
    width:54px; height:54px; flex:0 0 54px;
}
.qc-attachment-badge {
    flex:1 1 auto; padding:4px 6px; font-size:0.65rem; line-height:1.2;
    background:rgba(90,141,238,0.18); color:#cfe0ff;
    overflow:hidden; text-overflow:ellipsis;
    display:flex; align-items:center; justify-content:center; text-align:center;
    font-weight:600; letter-spacing:0.02em; white-space:nowrap;
}
.qc-composer-row {
    display:flex; flex-direction:column; gap:6px;
    background:#181818; border:1px solid #2a2a2a; border-radius:14px; padding:10px 12px;
}
.qc-input {
    width:100%; min-height:44px; background:transparent; color:#eee; border:none; outline:none; resize:none;
    font-family:inherit; font-size:0.95rem; padding:4px 2px; max-height:200px; line-height:1.4;
}
.qc-composer-toolbar {
    display:flex; align-items:center; justify-content:space-between; gap:8px;
}
.qc-composer-tools { display:flex; align-items:center; gap:4px; }
.qc-icon-btn {
    background:transparent; border:none; color:#888; cursor:pointer; padding:6px;
    border-radius:6px; display:flex; align-items:center; justify-content:center;
}
.qc-icon-btn:hover { color:#FFD700; background:#1f1f1f; }
.qc-btn {
    border:none; cursor:pointer; padding:9px 18px; border-radius:8px; font-weight:600;
    font-size:0.88rem; transition:transform 0.1s, opacity 0.1s; font-family:inherit;
}
.qc-btn:active { transform:scale(0.97); }
.qc-btn:disabled { opacity:0.5; cursor:not-allowed; }
.qc-btn-primary { background:linear-gradient(135deg,#FFD700,#FFA500); color:#000; }
.qc-btn-primary:hover:not(:disabled) { box-shadow:0 4px 14px rgba(255,215,0,0.35); }
.qc-btn-ghost { background:transparent; border:1px solid #444; color:#ccc; }
.qc-btn-ghost:hover { border-color:#888; color:#fff; }
.qc-send { padding:9px 22px; }

.qc-composer-meta {
    display:flex; gap:18px; flex-wrap:wrap; margin-top:10px; align-items:center;
}
.qc-chip-group { display:flex; gap:4px; align-items:center; flex-wrap:wrap; }
.qc-chip-label { color:#666; font-size:0.7rem; text-transform:uppercase; letter-spacing:0.6px; margin-right:4px; }
.qc-chip {
    background:transparent; border:1px solid #333; color:#888; cursor:pointer;
    padding:4px 10px; border-radius:14px; font-size:0.75rem; font-family:inherit;
    transition:all 0.12s;
}
.qc-chip:hover { border-color:#FFD700; color:#FFD700; }
.qc-chip-active { background:rgba(255,215,0,0.12); border-color:#FFD700; color:#FFD700; }
.qc-duration-group { gap:8px; }
.qc-slider {
    -webkit-appearance:none; appearance:none; width:140px; height:4px;
    background:#2a2a2a; border-radius:2px; outline:none; cursor:pointer;
}
.qc-slider::-webkit-slider-thumb {
    -webkit-appearance:none; appearance:none; width:14px; height:14px;
    background:#FFD700; border-radius:50%; cursor:pointer;
    box-shadow:0 0 4px rgba(255,215,0,0.6);
}
.qc-slider::-moz-range-thumb {
    width:14px; height:14px; background:#FFD700; border-radius:50%;
    border:none; cursor:pointer; box-shadow:0 0 4px rgba(255,215,0,0.6);
}
.qc-duration-value {
    color:#FFD700; font-weight:600; font-size:0.8rem; min-width:32px; text-align:right;
}

/* Welcome */
.qc-welcome {
    align-self:center; max-width:600px; text-align:center; padding:40px 20px;
}
.qc-welcome h2 {
    background:linear-gradient(135deg,#FFD700,#FFA500); -webkit-background-clip:text;
    background-clip:text; color:transparent; font-size:2rem; margin-bottom:8px;
}
.qc-welcome p { color:#888; margin-bottom:22px; line-height:1.6; }
.qc-welcome-chips { display:flex; flex-wrap:wrap; gap:10px; justify-content:center; }
.qc-welcome-chip {
    background:#1a1a1a; border:1px solid #333; color:#ddd; padding:10px 16px;
    border-radius:10px; cursor:pointer; font-size:0.88rem; transition:all 0.15s;
}
.qc-welcome-chip:hover { border-color:#FFD700; color:#FFD700; transform:translateY(-2px); }

/* Mention popup */
.qc-mention-popup {
    position:absolute; background:#161616; border:1px solid #333; border-radius:8px;
    box-shadow:0 8px 24px rgba(0,0,0,0.6); padding:6px; min-width:200px; max-height:240px;
    overflow-y:auto; z-index:200;
}
.qc-mention-item {
    display:flex; align-items:center; gap:8px; padding:6px 8px; border-radius:6px; cursor:pointer; color:#ddd;
}
.qc-mention-item:hover { background:#262626; }
.qc-mention-item img { width:28px; height:28px; border-radius:50%; object-fit:cover; background:#333; }
.qc-mention-item-name { font-size:0.88rem; }
.qc-mention-item.qc-disabled { opacity:0.4; cursor:not-allowed; }

/* Modal */
.qc-modal-backdrop {
    position:fixed; inset:0; background:rgba(0,0,0,0.75); z-index:1000;
    display:flex; align-items:center; justify-content:center; padding:20px;
}
.qc-modal {
    background:#101010; border:1px solid #2a2a2a; border-radius:14px; max-width:480px; width:100%;
    max-height:90vh; overflow-y:auto;
}
.qc-modal-header { padding:16px 20px; border-bottom:1px solid #1f1f1f; display:flex; justify-content:space-between; align-items:center; }
.qc-modal-header h3 { margin:0; color:#FFD700; }
.qc-modal-body { padding:18px 20px; }
.qc-modal-footer { padding:14px 20px; border-top:1px solid #1f1f1f; display:flex; justify-content:flex-end; gap:10px; }
.qc-label { display:block; color:#aaa; font-size:0.78rem; text-transform:uppercase; letter-spacing:0.4px; margin-bottom:6px; margin-top:12px; }
.qc-text-input {
    width:100%; background:#181818; color:#fff; border:1px solid #333; border-radius:8px;
    padding:10px 12px; font-size:0.95rem; font-family:inherit; box-sizing:border-box;
}
.qc-text-input:focus { outline:none; border-color:#FFD700; }
.qc-save-preview img { max-width:100%; max-height:160px; border-radius:8px; margin-top:8px; }
.qc-hint { color:#888; font-size:0.78rem; margin:6px 0 0; }
.qc-modal-body input[type="file"] {
    color:#aaa; font-size:0.85rem; width:100%;
    background:#181818; border:1px solid #333; padding:8px; border-radius:6px;
}
.qc-last-picked-option {
    display:flex; align-items:center; gap:12px; width:100%;
    background:#181818; border:1px solid #333; border-radius:8px;
    padding:10px; cursor:pointer; color:#fff; text-align:left;
    font-family:inherit; transition:border-color 0.15s, background 0.15s;
}
.qc-last-picked-option:hover { border-color:#555; background:#1f1f1f; }
.qc-last-picked-option.selected { border-color:#FFD700; background:rgba(255,215,0,0.08); }
.qc-last-picked-option img {
    width:60px; height:60px; object-fit:cover; border-radius:6px; flex-shrink:0; background:#000;
}
.qc-last-picked-meta { display:flex; flex-direction:column; gap:2px; min-width:0; }
.qc-last-picked-title { font-size:0.9rem; font-weight:600; }
.qc-last-picked-sub { font-size:0.78rem; color:#888; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }

/* Mobile */
@media (max-width: 768px) {
    .qc-sidebar {
        position:absolute; top:0; bottom:0; right:0; left:auto; z-index:50; width:min(86vw, 320px);
        transform:translateX(100%); border-left:1px solid #1f1f1f;
    }
    .qc-sidebar.qc-sidebar-open { transform:translateX(0); }
    /* Override the desktop "collapsed = width:0" rule on mobile so a stale
       collapse class can never trap the slide-in drawer at zero width. */
    .qc-sidebar.qc-sidebar-collapsed {
        width:min(86vw, 320px); border-right:none; overflow:visible;
    }

    /* Conversations rail behaves as a slide-in drawer on mobile so it doesn't
       crush the chat column. Default: hidden off-screen. Width capped at 86vw. */
    .qc-conv-rail {
        position:absolute; top:0; bottom:0; left:0; z-index:55;
        width:min(86vw, 300px);
        transform:translateX(-100%);
        transition:transform 0.25s ease;
        box-shadow:0 0 24px rgba(0,0,0,0.6);
    }
    .qc-conv-rail.qc-conv-rail-open { transform:translateX(0); }
    /* Width-collapse trick from desktop must not apply on mobile — drawer is transform-driven. */
    .qc-conv-rail.qc-conv-rail-collapsed { width:min(86vw, 300px); border-right:1px solid #1f1f1f; overflow:visible; transform:translateX(-100%); }

    .qc-main { position:relative; }
    .qc-composer-meta { gap:10px; }
    .qc-credit-pill { display:none; }
    .qc-msg { max-width:95%; }

    /* Welcome heading was wrapping mid-word ("Welcom / to / Quantum / Chat"); shrink it down. */
    .qc-welcome h1 { font-size:1.6rem; line-height:1.15; }
    .qc-welcome h2 { font-size:1.1rem; }
    .qc-welcome { padding:24px 16px; }
}

/* Drawer backdrop — covers the chat area when the threads rail is open on mobile. */
.qc-rail-backdrop {
    display:none;
    position:absolute; inset:0; z-index:54;
    background:rgba(0,0,0,0.55);
}
@media (max-width: 768px) {
    .qc-rail-backdrop.qc-rail-backdrop-show { display:block; }
}

/* Image picker — dual-engine takes */
.qc-image-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: 6px;
}
.qc-image-take {
    background: #1a1a1a;
    border: 1px solid #2a2a2a;
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.qc-image-take.qc-selected {
    border-color: #9affc8;
    box-shadow: 0 0 0 1px #9affc8 inset;
}
.qc-image-take img {
    width: 100%;
    height: auto;
    display: block;
}
.qc-image-take-actions {
    padding: 8px;
    display: flex;
    justify-content: center;
}
.qc-image-take-failed {
    padding: 24px 12px;
    align-items: center;
    justify-content: center;
}
.qc-image-take-fail {
    color: #d88;
    font-size: 0.85rem;
    text-align: center;
}
@media (max-width: 600px) {
    .qc-image-grid { grid-template-columns: 1fr; }
}

/* Voice input — mic button + reactive Quantum waveform */
.qc-mic-btn { position: relative; }
.qc-mic-btn.qc-mic-recording {
    color: #FFD700;
    background: rgba(255, 215, 0, 0.12);
    box-shadow: 0 0 0 1px rgba(255, 215, 0, 0.4) inset;
}
.qc-mic-btn.qc-mic-recording::after {
    content: '';
    position: absolute; inset: -3px;
    border-radius: 8px;
    border: 1px solid rgba(255, 215, 0, 0.55);
    animation: qc-mic-pulse 1.4s ease-in-out infinite;
    pointer-events: none;
}
.qc-mic-btn.qc-mic-busy { opacity: 0.55; cursor: wait; }

/* Speaker (voice-out) toggle — sits next to the mic. */
.qc-speaker-btn .qc-speaker-on { display: none; }
.qc-speaker-btn .qc-speaker-off { display: inline-block; }
.qc-speaker-btn.qc-speaker-active .qc-speaker-on { display: inline-block; }
.qc-speaker-btn.qc-speaker-active .qc-speaker-off { display: none; }
.qc-speaker-btn.qc-speaker-active {
    color: #FFD700;
    background: rgba(255, 215, 0, 0.12);
    box-shadow: 0 0 0 1px rgba(255, 215, 0, 0.4) inset;
}
@keyframes qc-mic-pulse {
    0% { transform: scale(1); opacity: 0.7; }
    50% { transform: scale(1.18); opacity: 0; }
    100% { transform: scale(1); opacity: 0; }
}

.qc-voice-strip {
    margin-bottom: 10px;
    padding: 8px 12px;
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.06), rgba(255, 165, 0, 0.03));
    border: 1px solid rgba(255, 215, 0, 0.28);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.qc-voice-wave {
    width: 100%;
    height: 44px;
    display: block;
    border-radius: 6px;
    background: rgba(0, 0, 0, 0.25);
}
.qc-voice-meta {
    display: flex; align-items: center; gap: 8px;
    color: #FFD700; font-size: 0.78rem; letter-spacing: 0.4px;
}
.qc-voice-dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: #ff5050;
    box-shadow: 0 0 8px rgba(255, 80, 80, 0.7);
    animation: qc-rec-blink 1s ease-in-out infinite;
}
@keyframes qc-rec-blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.35; }
}
.qc-voice-label { flex: 1; }
.qc-voice-timer { color: #aaa; font-variant-numeric: tabular-nums; }

/* Video scrubber — frame picker below completed video cards */
.qc-video-scrub-section {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid #2a2a2a;
}
.qc-scrub-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}
.qc-scrub-label {
    color: #666;
    font-size: 0.72rem;
    letter-spacing: 0.6px;
    text-transform: uppercase;
    font-family: Rajdhani, sans-serif;
}
.qc-scrub-ts {
    color: #FFD700;
    font-size: 0.82rem;
    font-family: Orbitron, Rajdhani, monospace;
    min-width: 36px;
    text-align: right;
}
.qc-scrubber-input {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 4px;
    background: #2a2a2a;
    border-radius: 2px;
    outline: none;
    cursor: pointer;
    margin-bottom: 8px;
}
.qc-scrubber-input::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    background: #FFD700;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 0 4px rgba(255,215,0,0.6);
}
.qc-scrubber-input::-moz-range-thumb {
    width: 14px;
    height: 14px;
    background: #FFD700;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    box-shadow: 0 0 4px rgba(255,215,0,0.6);
}
.qc-frame-canvas {
    display: block;
    width: 100%;
    max-height: 200px;
    object-fit: contain;
    border-radius: 6px;
    background: #0a0a0a;
    border: 1px solid #2a2a2a;
    margin-bottom: 8px;
}
.qc-frame-canvas:empty-frame { display: none; }
.qc-continue-frame-btn {
    width: 100%;
    padding: 9px 14px;
    font-size: 0.88rem;
}

/* Embed mode — when iframed inside Creator Studio, drop the body padding/header chrome */
html.qc-embed, body.qc-embed-body {
    margin: 0;
    padding: 0;
    background: #0a0a0a;
}
body.qc-embed-body .qc-main {
    height: 100vh;
    min-height: 0;
}