/* =========================================================================
   KlipTok v32 · CHAT (assets/kt-chat.css)
   Estilos del chat: grupos, privados 1:1 y el «Hilo de Chat del Video».
   Se apoya en variables para funcionar en tema claro y oscuro.
   ========================================================================= */
#ktc.ktc { position: fixed; inset: 0; z-index: 10030; display: none; }
#ktc.ktc.on { display: block; }
#ktc * { box-sizing: border-box; }
#ktc .ktc-bg { position: absolute; inset: 0; background: rgba(2, 6, 23, .62); backdrop-filter: blur(6px); }
#ktc .ktc-shell {
  position: absolute; inset: 3vh 3vw; display: flex; flex-direction: column; overflow: hidden;
  background: var(--ktc-bg, #fff); color: var(--ktc-fg, #0f172a);
  border: 1px solid var(--ktc-line, rgba(15,23,42,.12)); border-radius: 22px;
  box-shadow: 0 30px 80px rgba(0,0,0,.45); font: 500 14px/1.4 system-ui, -apple-system, "Segoe UI", sans-serif;
}
#ktc .ktc-top {
  display: flex; align-items: center; gap: 10px; padding: 12px 16px; flex: 0 0 auto;
  border-bottom: 1px solid var(--ktc-line, rgba(15,23,42,.1));
}
#ktc .ktc-top b { font-size: 15px; font-weight: 800; display: flex; align-items: center; gap: 8px; }
#ktc .ktc-top .ktc-sp { flex: 1; }
#ktc .ktc-btn {
  border: 1px solid var(--ktc-line, rgba(15,23,42,.16)); background: var(--ktc-soft, rgba(15,23,42,.05));
  color: inherit; border-radius: 11px; padding: 8px 12px; cursor: pointer; font: inherit; font-weight: 600;
  display: inline-flex; align-items: center; gap: 6px; min-height: 38px;
}
#ktc .ktc-btn:hover { background: var(--ktc-soft2, rgba(15,23,42,.1)); }
#ktc .ktc-btn.ktc-x { width: 38px; justify-content: center; padding: 0; }
#ktc .ktc-main { flex: 1; min-height: 0; display: flex; }
/* ---------- columna de conversaciones ---------- */
#ktc .ktc-list {
  width: 330px; max-width: 42vw; flex: 0 0 auto; display: flex; flex-direction: column; min-height: 0;
  border-right: 1px solid var(--ktc-line, rgba(15,23,42,.1)); background: var(--ktc-panel, #f8fafc);
}
#ktc .ktc-list-head { padding: 12px; display: flex; gap: 8px; }
#ktc .ktc-search {
  flex: 1; min-width: 0; padding: 10px 12px; border-radius: 11px; font: inherit;
  border: 1px solid var(--ktc-line, rgba(15,23,42,.16)); background: var(--ktc-bg, #fff); color: inherit;
}
#ktc .ktc-scroll { flex: 1; overflow-y: auto; padding: 4px 8px 14px; }
#ktc .ktc-sec { font-size: 11px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--ktc-mut, #64748b); padding: 12px 8px 6px; }
#ktc .ktc-row {
  display: flex; align-items: center; gap: 10px; width: 100%; text-align: left; padding: 9px 8px;
  border: 0; background: transparent; color: inherit; border-radius: 12px; cursor: pointer; font: inherit;
}
#ktc .ktc-row:hover { background: var(--ktc-soft, rgba(15,23,42,.06)); }
#ktc .ktc-row.on { background: linear-gradient(90deg, rgba(37,99,235,.14), rgba(236,72,153,.12)); }
#ktc .ktc-av {
  width: 42px; height: 42px; flex: 0 0 auto; border-radius: 999px; display: grid; place-items: center;
  color: #fff; font-weight: 800; font-size: 16px; background: linear-gradient(135deg, #2563eb, #9333ea, #ec4899);
  overflow: hidden; text-transform: uppercase;
}
#ktc .ktc-av img { width: 100%; height: 100%; object-fit: cover; }
#ktc .ktc-av.ktc-av-sm { width: 34px; height: 34px; font-size: 13px; }
#ktc .ktc-meta { flex: 1; min-width: 0; }
#ktc .ktc-name { font-weight: 700; font-size: 13.5px; display: flex; align-items: center; gap: 6px; }
#ktc .ktc-name span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
#ktc .ktc-prev { font-size: 12px; color: var(--ktc-mut, #64748b); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
#ktc .ktc-badge { background: #ec4899; color: #fff; font-size: 11px; font-weight: 800; border-radius: 999px; padding: 1px 7px; }
#ktc .ktc-pill { font-size: 10px; font-weight: 800; padding: 2px 7px; border-radius: 999px; background: var(--ktc-soft, rgba(15,23,42,.08)); color: var(--ktc-mut, #64748b); }
/* ---------- sala ---------- */
#ktc .ktc-room { flex: 1; min-width: 0; display: flex; flex-direction: column; min-height: 0; background: var(--ktc-bg, #fff); }
#ktc .ktc-room-head {
  display: flex; align-items: center; gap: 10px; padding: 10px 14px; flex: 0 0 auto;
  border-bottom: 1px solid var(--ktc-line, rgba(15,23,42,.1));
}
#ktc .ktc-room-head .ktc-meta { min-width: 0; }
#ktc .ktc-back { display: none; }
#ktc .ktc-msgs { flex: 1; min-height: 0; overflow-y: auto; padding: 16px 14px 6px; display: flex; flex-direction: column; gap: 12px; }
#ktc .ktc-empty { margin: auto; text-align: center; color: var(--ktc-mut, #64748b); font-size: 13px; padding: 24px; }
#ktc .ktc-day { align-self: center; font-size: 11px; font-weight: 700; color: var(--ktc-mut, #64748b); background: var(--ktc-soft, rgba(15,23,42,.06)); padding: 3px 12px; border-radius: 999px; }
#ktc .ktc-msg { display: flex; gap: 9px; max-width: 82%; }
#ktc .ktc-msg.ktc-me { align-self: flex-end; flex-direction: row-reverse; }
#ktc .ktc-body { min-width: 0; }
#ktc .ktc-line { display: flex; align-items: baseline; gap: 8px; font-size: 11.5px; color: var(--ktc-mut, #64748b); margin-bottom: 3px; }
#ktc .ktc-me .ktc-line { flex-direction: row-reverse; }
#ktc .ktc-line b { font-size: 12.5px; color: var(--ktc-fg, #0f172a); font-weight: 700; }
#ktc .ktc-bubble {
  background: var(--ktc-bub, #eef2f7); border-radius: 14px; padding: 9px 12px; font-size: 13.5px;
  word-break: break-word; white-space: pre-wrap; border-top-left-radius: 4px;
}
#ktc .ktc-me .ktc-bubble { background: linear-gradient(135deg, #2563eb, #9333ea); color: #fff; border-top-left-radius: 14px; border-top-right-radius: 4px; }
#ktc .ktc-bubble.ktc-emoji { background: transparent; font-size: 34px; line-height: 1.1; padding: 0; }
#ktc .ktc-bubble img { max-width: 240px; max-height: 240px; border-radius: 10px; display: block; }
#ktc .ktc-react { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 4px; }
#ktc .ktc-react button {
  border: 1px solid var(--ktc-line, rgba(15,23,42,.14)); background: var(--ktc-bg, #fff); border-radius: 999px;
  padding: 1px 8px; font-size: 12px; cursor: pointer; color: inherit; font: inherit;
}
#ktc .ktc-react button.on { border-color: #a855f7; background: rgba(168,85,247,.15); }
#ktc .ktc-acts { display: flex; gap: 6px; align-items: center; }
#ktc .ktc-mini { border: 0; background: transparent; cursor: pointer; color: var(--ktc-mut, #94a3b8); font-size: 15px; padding: 0 2px; }
#ktc .ktc-mini:hover { color: #a855f7; }
/* ---------- compositor ---------- */
#ktc .ktc-comp { flex: 0 0 auto; border-top: 1px solid var(--ktc-line, rgba(15,23,42,.1)); padding: 10px 12px 12px; }
#ktc .ktc-pickers { display: flex; flex-wrap: wrap; gap: 4px; max-height: 150px; overflow-y: auto; margin-bottom: 8px; }
#ktc .ktc-pickers button { border: 0; background: var(--ktc-soft, rgba(15,23,42,.06)); border-radius: 9px; cursor: pointer; font-size: 22px; padding: 4px 6px; }
#ktc .ktc-pickers button:hover { background: var(--ktc-soft2, rgba(15,23,42,.14)); }
#ktc .ktc-inrow { display: flex; align-items: flex-end; gap: 6px; }
#ktc .ktc-ta {
  flex: 1; min-width: 0; resize: none; max-height: 120px; padding: 11px 13px; border-radius: 14px; font: inherit;
  border: 1px solid var(--ktc-line, rgba(15,23,42,.16)); background: var(--ktc-bg, #fff); color: inherit;
}
#ktc .ktc-ic {
  width: 42px; height: 42px; flex: 0 0 auto; border-radius: 999px; border: 1px solid var(--ktc-line, rgba(15,23,42,.16));
  background: var(--ktc-soft, rgba(15,23,42,.05)); cursor: pointer; font-size: 18px; display: grid; place-items: center; color: inherit;
}
#ktc .ktc-ic:hover { background: var(--ktc-soft2, rgba(15,23,42,.12)); }
#ktc .ktc-send { width: 46px; height: 46px; flex: 0 0 auto; border-radius: 999px; border: 0; cursor: pointer; color: #fff; font-size: 18px; background: linear-gradient(135deg, #2563eb, #9333ea, #ec4899); }
#ktc .ktc-send:hover { opacity: .92; }
#ktc .ktc-note { font-size: 11px; color: var(--ktc-mut, #64748b); margin-top: 6px; }
/* ---------- diálogo nuevo grupo ---------- */
#ktc .ktc-dlg { position: absolute; inset: 0; display: none; place-items: center; background: rgba(2,6,23,.5); z-index: 3; padding: 16px; }
#ktc .ktc-dlg.on { display: grid; }
#ktc .ktc-card { width: min(440px, 94vw); background: var(--ktc-bg, #fff); color: inherit; border-radius: 18px; padding: 18px; border: 1px solid var(--ktc-line, rgba(15,23,42,.12)); box-shadow: 0 24px 60px rgba(0,0,0,.4); }
#ktc .ktc-card h3 { margin: 0 0 4px; font-size: 16px; font-weight: 800; }
#ktc .ktc-card p { margin: 0 0 12px; font-size: 12px; color: var(--ktc-mut, #64748b); }
#ktc .ktc-f { display: flex; flex-direction: column; gap: 5px; margin-bottom: 10px; font-size: 12px; }
#ktc .ktc-f input { padding: 10px 12px; border-radius: 10px; font: inherit; border: 1px solid var(--ktc-line, rgba(15,23,42,.16)); background: var(--ktc-bg, #fff); color: inherit; }
#ktc .ktc-emopick { display: flex; flex-wrap: wrap; gap: 4px; }
#ktc .ktc-emopick button { border: 1px solid var(--ktc-line, rgba(15,23,42,.14)); background: var(--ktc-bg, #fff); border-radius: 9px; font-size: 20px; padding: 3px 6px; cursor: pointer; }
#ktc .ktc-emopick button.on { border-color: #a855f7; background: rgba(168,85,247,.18); }
#ktc .ktc-found { display: flex; flex-wrap: wrap; gap: 5px; min-height: 4px; }
#ktc .ktc-found button { border: 1px solid var(--ktc-line, rgba(15,23,42,.16)); background: var(--ktc-soft, rgba(15,23,42,.05)); border-radius: 999px; padding: 4px 10px; cursor: pointer; font: inherit; font-size: 12px; }
#ktc .ktc-found button.on { background: linear-gradient(135deg,#2563eb,#ec4899); color: #fff; border-color: transparent; }
#ktc .ktc-row2 { display: flex; gap: 8px; justify-content: flex-end; margin-top: 6px; }
#ktc .ktc-hint { font-size: 11px; color: var(--ktc-mut, #64748b); }
/* ---------- tema ---------- */
html.dark #ktc .ktc-shell, html.dark #ktc {
  --ktc-bg: #0b1120; --ktc-panel: #0f172a; --ktc-fg: #e2e8f0; --ktc-mut: #94a3b8;
  --ktc-line: rgba(255,255,255,.12); --ktc-soft: rgba(255,255,255,.06); --ktc-soft2: rgba(255,255,255,.14);
  --ktc-bub: #1e293b;
}
@media (max-width: 780px) {
  #ktc .ktc-shell { inset: 0; border-radius: 0; }
  #ktc .ktc-list { width: 100%; max-width: none; border-right: 0; }
  #ktc .ktc-main.ktc-room-on .ktc-list { display: none; }
  #ktc .ktc-main:not(.ktc-room-on) .ktc-room { display: none; }
  #ktc .ktc-back { display: inline-flex; }
}