/* ===== Módulo LiveChat — estilos refinados (Enterprise Modern) ===== */

/* ===== Layout general ===== */
#chatView { overflow: hidden; height: calc(100vh - var(--topbar-h) - 48px); }
#chatView .chat-layout { display: flex; flex-direction: column; height: 100%; gap: 10px; }

/* Toolbar */
.chat-toolbar { display: flex; flex-direction: column; gap: 0; flex-shrink: 0; width: 100%; }
.chat-toolbar-inner {
    display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
    padding: 8px 12px; width: 100%;
    background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-lg);
}
.chat-toolbar-group { display: flex; align-items: center; gap: 4px; }
.chat-toolbar-label { font-size: 0.7rem; font-weight: 600; color: var(--text-muted); white-space: nowrap; }
.chat-toolbar-input {
    border: 1px solid var(--border); border-radius: 8px; padding: 5px 8px; font-size: 0.75rem;
    background: var(--input-bg); color: var(--text); width: 130px;
    transition: border-color 0.12s;
}
.chat-toolbar-input:focus { border-color: var(--primary); outline: none; box-shadow: 0 0 0 2px rgba(37,99,235,0.12); }
.chat-toolbar-select {
    border: 1px solid var(--border); border-radius: 8px; padding: 5px 8px; font-size: 0.75rem;
    background: var(--input-bg); color: var(--text); min-width: 140px;
    transition: border-color 0.12s;
}
.chat-toolbar-select:focus { border-color: var(--primary); outline: none; }
.chat-toolbar-btn {
    border: 1px solid var(--border); border-radius: 8px; padding: 5px 12px;
    font-size: 0.73rem; font-weight: 600; color: var(--text-light); background: transparent;
    cursor: pointer; transition: all 0.12s; white-space: nowrap; display: inline-flex; align-items: center; gap: 5px;
}
.chat-toolbar-btn:hover { background: var(--item-hover); color: var(--text); }
.chat-toolbar-btn.primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.chat-toolbar-btn.primary:hover { filter: brightness(1.1); }
.chat-toolbar-btn.primary svg { color: #fff; }
.chat-toolbar-sep { width: 1px; height: 20px; background: var(--border); flex-shrink: 0; }
.chat-tabs-row { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 2px; }
.chat-tab {
    border: none; background: var(--input-bg); color: var(--text-light);
    padding: 5px 14px; border-radius: 8px; font-size: 0.76rem; font-weight: 600;
    cursor: pointer; white-space: nowrap; transition: all 0.15s ease;
    letter-spacing: 0.01em;
}
.chat-tab.active { background: var(--primary); color: #fff; box-shadow: 0 1px 4px rgba(37,99,235,0.35); }
.chat-tab:hover:not(.active) { background: var(--item-hover); color: var(--text); }

/* Lista de chats */
#chatListContainer { flex: 1; overflow-y: auto; }
.chat-empty-msg { text-align: center; color: var(--text-muted); font-size: 0.82rem; padding: 32px 16px; line-height: 1.5; }

.chat-row {
    display: flex; align-items: center; gap: 12px;
    padding: 10px 14px; cursor: pointer;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    transition: background 0.12s ease; position: relative;
}
.chat-row:last-child { border-bottom: none; }
.chat-row:hover { background: rgba(255,255,255,0.04); }
.chat-row-active { background: rgba(255,255,255,0.06) !important; }
.chat-row-active::before {
    content: ''; position: absolute; left: 0; top: 6px; bottom: 6px; width: 3px;
    background: var(--primary); border-radius: 0 3px 3px 0;
}
.chat-avatar {
    width: 44px; height: 44px; border-radius: 14px;
    background: linear-gradient(135deg, var(--primary), #1e40af);
    color: #fff; display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 0.9rem; flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(37,99,235,0.25);
}
.chat-row-body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.chat-row-top { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.chat-row-name { font-size: 0.88rem; font-weight: 600; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chat-row-date { font-size: 0.66rem; color: var(--text-muted); flex-shrink: 0; font-weight: 500; }
.chat-row-bottom { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.chat-row-preview { font-size: 0.76rem; color: var(--text-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; display: block; flex: 1; min-width: 0; }
.chat-unread-badge {
    background: var(--primary); color: #fff; font-size: 0.64rem; font-weight: 700;
    border-radius: 8px; padding: 2px 7px; flex-shrink: 0; min-width: 20px; text-align: center;
}
.chat-tag-row { display: flex; flex-wrap: wrap; gap: 3px; margin-top: 2px; overflow: hidden; max-height: 16px; }
.chat-tag-pill {
    color: #fff; font-size: 0.56rem; font-weight: 600;
    border-radius: 6px; padding: 1px 6px; white-space: nowrap;
    max-width: 90px; overflow: hidden; text-overflow: ellipsis; line-height: 1.3;
}
.chat-tag-more {
    color: var(--text-muted); font-size: 0.56rem; font-weight: 600;
    border-radius: 6px; padding: 1px 6px; background: var(--input-bg); flex-shrink: 0; cursor: pointer;
}

/* Filtro por etiquetas */
#tagFilterBar { display: flex; flex-wrap: wrap; align-items: center; padding: 12px 14px !important; background: var(--panel); }
.tag-filter-title { color: var(--text-muted); font-weight: 600; font-size: 0.66rem; text-transform: uppercase; letter-spacing: 0.4px; flex-shrink: 0; margin-right: 8px !important; }
.chat-tag-filter {
    border: none; background: var(--input-bg); color: var(--text-light);
    font-size: 0.68rem; font-weight: 600; border-radius: 6px; padding: 5px 14px !important;
    cursor: pointer; transition: all 0.15s; white-space: nowrap; max-width: 110px;
    overflow: hidden; text-overflow: ellipsis; margin: 5px 8px 5px 0 !important;
}
.chat-tag-filter.active { background: var(--tagc, var(--primary)); color: #fff; }
.chat-tag-filter:hover:not(.active) { background: var(--item-hover); }

/* ===== Columnas principales ===== */
.chat-main-split { display: flex; flex-direction: row; flex: 1; min-height: 0; gap: 10px; position: relative; overflow: hidden; }
.chat-list-col {
    display: flex; flex-direction: column; width: 340px; min-width: 280px; flex-shrink: 0;
    background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden;
}
.chat-conv-col { flex: 1; min-width: 0; display: flex; flex-direction: column; position: relative; }

/* Welcome */
#chatConvPanel { display: none; flex-direction: column; flex: 1; min-width: 0; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; height: 100%; }
#chatWelcome {
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    flex: 1; min-width: 0; text-align: center; padding: 60px 20px;
    background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-lg); height: 100%;
}
#chatWelcome h3 { margin-bottom: 8px; font-weight: 700; color: var(--text); }

/* Cabecera de conversación */
.chat-conv-header {
    display: flex; align-items: center; gap: 12px; padding: 12px 16px;
    border-bottom: 1px solid var(--border); background: var(--panel); flex-shrink: 0;
}
.chat-conv-header .back-btn { display: inline-flex; }

/* Area de mensajes */
#chatMessagesArea {
    flex: 1; overflow-y: auto; padding: 16px; display: flow-root;
    background: var(--bg); transition: outline 0.15s;
    /* El anclaje de scroll al prependar historial lo controla JS (rect delta exacto).
       El anclaje nativo del navegador DEBE estar apagado: compensaría dos veces. */
    overflow-anchor: none;
}
#chatMessagesArea.drag-over { outline: 3px dashed var(--primary); outline-offset: -8px; background: var(--primary-light); }

/* ===== Burbujas ===== */
.chat-bubble {
    position: relative; max-width: 100%; width: fit-content; min-width: 60px;
    margin-bottom: 4px; padding: 8px 12px 4px; border-radius: 16px;
    font-size: 0.84rem; line-height: 1.4;
    box-shadow: 0 1px 2px rgba(0,0,0,0.08); animation: bubbleIn 0.15s ease-out;
}
@keyframes bubbleIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }
.chat-in {
    background: var(--panel); border: 1px solid var(--border);
    margin-right: auto; align-self: flex-start; border-top-left-radius: 4px;
}
.chat-out {
    background: var(--success-light); border: 1px solid transparent;
    margin-left: auto; align-self: flex-end; border-top-right-radius: 4px;
}
/* Grupo: mensajes consecutivos del mismo participante (sin pico/nombre) */
.chat-grouped {
    border-top-left-radius: 4px !important; margin-top: -2px; margin-bottom: 2px;
    border-top: none;
}
.chat-grouped .chat-sender-name { display: none; }

/* ===== Layout de fila (estilo WhatsApp): avatar + burbuja + reacción ===== */
.chat-msg-row { display: flex; align-items: flex-end; gap: 8px; }
/* Avatar de burbuja. Clase PROPIA (chat-msg-avatar): NO reutilizar .chat-avatar,
   que es el avatar de la lista lateral y trae gradiente + box-shadow que se filtraban
   a los avatares vacíos de mensajes agrupados (círculos fantasma). */
.chat-msg-avatar {
    width: 28px; height: 28px; border-radius: 50%; flex-shrink: 0;
    color: #fff; font-size: 0.6rem; font-weight: 700; letter-spacing: 0.02em;
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 4px; user-select: none; line-height: 1;
}
/* Mensaje agrupado (o sin nombre): SIN avatar en el DOM. Se alinea con la primera
   burbuja mediante margen = ancho del avatar (28px) + gap (8px). */
.chat-msg-row-grouped .chat-bubble-wrap { margin-left: 36px; }
/* El wrapper fija el ancho máximo contra un bloque contenedor DEFINIDO (área/fila),
   no contra su propio contenido: evita burbujas estrechas y texto cortado. */
.chat-bubble-wrap {
    position: relative; width: fit-content; max-width: min(75%, 520px);
    min-width: 60px; margin-bottom: 8px;
}
.chat-bubble-wrap.chat-row-out { margin-left: auto; }
/* En filas de grupo, descontar el espacio del avatar (28px + gap 8px). */
.chat-msg-row .chat-bubble-wrap { max-width: min(calc(75% - 36px), 520px); }
.chat-bubble-wrap .chat-bubble { margin-bottom: 0; }
/* Nombre del participante en grupos */
.chat-sender-name {
    font-size: 0.7rem; font-weight: 700; margin-bottom: 2px;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
    max-width: 100%; letter-spacing: 0.01em;
}
.chat-bubble-text { word-break: break-word; white-space: pre-wrap; }
.chat-bubble-meta { display: flex; justify-content: flex-end; align-items: center; gap: 4px; font-size: 0.62rem; color: var(--text-muted); margin-top: 2px; }
.chat-deleted .chat-bubble-text { color: var(--text-muted); font-style: italic; }
.tick { display: inline-flex; }
.tick-read { color: #53bdeb; }

/* Acciones de burbuja. Toggle con visibility/opacity (NO display): el reflow de
   display:none→flex dentro del contenedor scrollable mueve el scroll al hacer
   hover de forma intermitente en Chrome. */
.chat-bubble-actions {
    position: absolute; top: -12px; right: 6px; gap: 2px;
    visibility: hidden; opacity: 0; pointer-events: none;
    background: var(--panel); border: 1px solid var(--border); border-radius: 999px;
    padding: 3px; box-shadow: 0 4px 12px rgba(0,0,0,0.15); z-index: 5;
    transition: opacity 0.1s ease;
}
.chat-bubble:hover .chat-bubble-actions, .chat-bubble.open-actions .chat-bubble-actions,
.chat-bubble.touch-active .chat-bubble-actions {
    visibility: visible; opacity: 1; pointer-events: auto; display: flex;
}
.chat-bubble-actions button {
    border: none; background: transparent; cursor: pointer;
    width: 28px; height: 28px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    transition: all 0.12s; color: var(--text-light);
}
.chat-bubble-actions button svg { color: var(--text-light); }
.chat-bubble-actions button:hover { background: var(--item-hover); }
.chat-bubble-actions button:hover svg { color: var(--primary); }

/* Media en burbujas */
.chat-media-img { max-width: 100%; max-height: 320px; border-radius: 12px; cursor: zoom-in; display: block; margin-bottom: 4px; }
.chat-media-video { max-width: 100%; border-radius: 12px; display: block; margin-bottom: 4px; }
.chat-media-video-wrap { position: relative; display: inline-block; max-width: 100%; }
.chat-media-dl-btn {
    position: absolute; bottom: 8px; right: 8px; z-index: 2;
    background: rgba(0,0,0,0.55); color: #fff; border: none; border-radius: 999px;
    width: 28px; height: 28px; display: flex; align-items: center; justify-content: center;
    cursor: pointer; opacity: 0; transition: opacity 0.2s; backdrop-filter: blur(4px);
}
.chat-media-video-wrap:hover .chat-media-dl-btn { opacity: 1; }
.chat-media-dl-btn:hover { background: rgba(0,0,0,0.75); }
.chat-media-audio { width: 240px; max-width: 100%; }
.chat-media-sticker { width: 130px; height: 130px; object-fit: contain; display: block; }
.chat-doc-link { color: var(--primary); text-decoration: none; font-weight: 600; font-size: 0.8rem; }

/* Media preview placeholder (click → descarga) */
.chat-media-preview {
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 4px; padding: 16px; border-radius: 12px; margin-bottom: 4px;
    cursor: pointer; transition: background 0.12s; user-select: none;
    background: rgba(0,0,0,0.04); border: 1px solid rgba(255,255,255,0.06);
    min-height: 60px; max-width: 320px;
}
[data-theme="dark"] .chat-media-preview { background: rgba(255,255,255,0.04); border-color: rgba(255,255,255,0.06); }
.chat-media-preview:hover { background: rgba(0,0,0,0.08); }
[data-theme="dark"] .chat-media-preview:hover { background: rgba(255,255,255,0.08); }
.chat-media-preview.downloading { pointer-events: none; cursor: default; }
.chat-media-preview.downloading .chat-media-preview-icon { animation: chat-spin 1s linear infinite; opacity: 1; }
.chat-media-preview.downloading .chat-media-preview-label { opacity: 0.5; }
@keyframes chat-spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
.chat-media-preview-icon { font-size: 1.5rem; opacity: 0.6; }
.chat-media-preview-label { font-size: 0.72rem; color: var(--text-muted); font-weight: 500; }
.chat-media-preview-retry {
    font-size: 0.68rem; color: var(--primary); cursor: pointer; font-weight: 600;
    border: none; background: transparent; padding: 2px 8px; border-radius: 6px;
    transition: background 0.12s; margin-top: 2px;
}
.chat-media-preview-retry:hover { background: rgba(37,99,235,0.1); }
.chat-doc-card.downloading { pointer-events: none; cursor: default; opacity: 0.7; }
.chat-doc-card.downloading .chat-doc-dl { animation: chat-spin 1s linear infinite; }

/* Documento / Archivo adjunto */
.chat-doc-card {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 12px; border-radius: 12px; margin-bottom: 4px;
    background: rgba(0,0,0,0.04); border: 1px solid rgba(255,255,255,0.06);
    text-decoration: none; color: inherit; transition: background 0.12s; min-width: 220px; max-width: 320px;
    cursor: pointer;
}
[data-theme="dark"] .chat-doc-card { background: rgba(255,255,255,0.04); border-color: rgba(255,255,255,0.06); }
.chat-doc-card:hover { background: rgba(0,0,0,0.08); }
[data-theme="dark"] .chat-doc-card:hover { background: rgba(255,255,255,0.08); }
.chat-doc-icon {
    width: 42px; height: 42px; border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: 0.6rem; font-weight: 800; letter-spacing: 0.3px;
    flex-shrink: 0; text-transform: uppercase;
}
.chat-doc-info { flex: 1; min-width: 0; }
.chat-doc-name {
    font-size: 0.78rem; font-weight: 600; color: var(--text);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.chat-doc-type { font-size: 0.64rem; color: var(--text-muted); margin-top: 1px; }
.chat-doc-dl {
    width: 34px; height: 34px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--primary); flex-shrink: 0; transition: background 0.12s;
}
.chat-doc-card:hover .chat-doc-dl { background: rgba(37,99,235,0.1); }
.chat-media-missing { font-size: 0.78rem; color: var(--text-light); text-align: center; padding: 10px; background: var(--item-hover); border-radius: 10px; margin-bottom: 4px; }

/* Archivo pesado (TAREA 6) */
.chat-heavy-box { background: rgba(251,191,36,0.08); border: 1px solid rgba(251,191,36,0.3); border-radius: 12px; padding: 12px 14px; margin-bottom: 4px; }
.chat-heavy-title { font-size: 0.78rem; font-weight: 700; }
.chat-heavy-sub { font-size: 0.68rem; color: var(--text-light); margin: 3px 0 8px; }
.chat-heavy-actions { display: flex; gap: 8px; }

/* Cita (TAREA 5) — estilo WhatsApp */
.chat-quote { border-left: 4px solid var(--primary); background: rgba(37,99,235,0.05); border-radius: 0 10px 10px 0; padding: 6px 12px 6px 10px; margin: 2px 0 6px; font-size: 0.72rem; cursor: pointer; transition: background 0.15s; }
.chat-quote:hover { background: rgba(37,99,235,0.1); }
.chat-quote-author { color: var(--primary); font-weight: 700; font-size: 0.68rem; margin-bottom: 2px; line-height: 1.3; }
.chat-quote-text { color: var(--text-light); white-space: pre-wrap; word-break: break-word; line-height: 1.35; }

/* Reacción chip (TAREA 3) — flotante bajo la burbuja, estilo WhatsApp */
.chat-reaction-chip {
    position: absolute; bottom: -10px; z-index: 3; left: 12px;
    background: var(--panel); border: 1px solid var(--border); border-radius: 999px;
    padding: 1px 7px; font-size: 0.78rem; cursor: default;
    box-shadow: 0 1px 4px rgba(0,0,0,0.15); line-height: 1.4;
}
.chat-bubble-wrap.chat-row-out .chat-reaction-chip { left: auto; right: 12px; }

/* Menciones @ */
.chat-mention {
    color: var(--primary); font-weight: 700;
    background: rgba(37,99,235,0.1); border-radius: 4px;
    padding: 0 3px; cursor: default; white-space: nowrap;
}

/* Barra responder — estilo WhatsApp */
#chatReplyBar {
    display: none; align-items: center; gap: 8px;
    background: var(--input-bg); border-left: 4px solid var(--primary);
    border-radius: 0 12px 12px 0; padding: 6px 10px 6px 12px; margin: 0 12px 4px; font-size: 0.74rem;
    min-height: 36px;
}
.chat-reply-author { color: var(--primary); font-weight: 700; white-space: nowrap; }
.chat-reply-text { flex: 1; color: var(--text-light); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-size: 0.7rem; }
.chat-reply-close { background: none; border: none; color: var(--text-light); cursor: pointer; padding: 4px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.chat-reply-close:hover { background: rgba(0,0,0,0.08); }

/* ===== Composer ===== */
.chat-composer {
    display: flex; align-items: flex-end; gap: 6px; padding: 8px 12px;
    background: var(--panel); border-top: 1px solid var(--border);
}
.chat-composer textarea { resize: none; min-height: 40px; max-height: 120px; border-radius: 20px; padding: 10px 16px; }
.chat-icon-btn {
    border: none; background: transparent; cursor: pointer;
    width: 36px; height: 36px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--text-light); transition: all 0.12s; flex-shrink: 0;
}
.chat-icon-btn:hover { background: var(--item-hover); color: var(--text); }
.chat-icon-btn.recording { color: var(--danger); background: rgba(239,68,68,0.12); animation: pulseRec 1.2s ease-in-out infinite; }
@keyframes pulseRec { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }

/* Grabación de voz */
#chatRecBar {
    display: none; align-items: center; gap: 10px;
    background: rgba(239,68,68,0.08); border: 1px solid rgba(239,68,68,0.3);
    border-radius: 999px; padding: 6px 14px; margin: 0 12px 4px; font-size: 0.78rem;
}
.rec-dot { width: 10px; height: 10px; background: var(--danger); border-radius: 50%; animation: pulseRec 1.2s ease-in-out infinite; }

/* FAB nuevo mensaje */
.chat-newmsg-fab {
    position: absolute; bottom: 84px; left: 50%; transform: translateX(-50%);
    z-index: 20; background: var(--primary); color: #fff; border: none;
    border-radius: 999px; padding: 8px 20px; font-size: 0.76rem; font-weight: 600;
    box-shadow: 0 4px 16px rgba(37,99,235,0.4); cursor: pointer; display: none;
    animation: bubbleIn 0.2s ease-out; letter-spacing: 0.01em;
}

/* Progreso historial */
.chat-history-progress { z-index: 15; background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 8px 12px; margin-bottom: 8px; box-shadow: var(--shadow-sm); }
.chat-history-progress-label { font-size: 0.7rem; color: var(--text-muted); text-align:center; }
.chat-history-bar { height: 4px; background: var(--primary); border-radius: 999px; width: 0%; font-size: 0.55rem; color: transparent; transition: width 0.3s ease; text-align: right; overflow: hidden; }

/* ===== Emoji/GIF picker ===== */
.chat-emoji-picker {
    display: none; position: fixed; z-index: 3000;
    background: var(--panel); border: 1px solid var(--border);
    border-radius: 16px; box-shadow: 0 8px 32px rgba(0,0,0,0.2); width: 340px; max-width: calc(100vw - 20px);
    overflow: hidden;
}
.cep-tabs { display: flex; border-bottom: 1px solid var(--border); }
.cep-tabs button {
    flex: 1; border: none; background: transparent; cursor: pointer;
    padding: 10px 4px; font-size: 0.74rem; font-weight: 600; color: var(--text-light);
    border-bottom: 2px solid transparent; transition: all 0.12s;
}
.cep-tabs button.active { color: var(--primary); border-bottom-color: var(--primary); background: rgba(37,99,235,0.04); }
.cep-tabs button[data-tab="gif"] { color: var(--success); }
.cep-body { max-height: 280px; overflow-y: auto; padding: 8px; }
.cep-row { display: flex; gap: 4px; justify-content: space-between; }
.cep-grid { display: grid; grid-template-columns: repeat(8, 1fr); gap: 2px; }
.cep-emoji { border: none; background: transparent; cursor: pointer; font-size: 1.15rem; padding: 5px; border-radius: 8px; transition: background 0.1s; }
.cep-emoji:hover { background: var(--item-hover); }
.cep-group-title { font-size: 0.64rem; color: var(--text-muted); margin: 10px 2px 4px; text-transform: uppercase; letter-spacing: 0.5px; font-weight: 600; }
.cep-sep { height: 1px; background: var(--border); margin: 8px 0; }

/* ===== Notas internas ===== */
.chat-note {
    background: rgba(253,230,138,0.08); border: 1px solid rgba(253,230,138,0.25);
    color: var(--text); margin: 0 auto 8px; width: fit-content;
    max-width: min(85%, 520px); border-radius: 12px; padding: 10px 14px;
}
[data-theme="dark"] .chat-note { background: rgba(253,230,138,0.06); border-color: rgba(253,230,138,0.15); }
.chat-note-head { font-size: 0.64rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.4px; display: flex; align-items: center; gap: 6px; margin-bottom: 4px; color: var(--text-muted); }
.chat-note-head svg { flex-shrink: 0; }
.chat-note-pin-btn { margin-left: auto; border: none; background: transparent; cursor: pointer; padding: 3px; color: var(--text-muted); display: flex; align-items: center; opacity: 0.6; transition: all 0.12s; border-radius: 6px; }
.chat-note-pin-btn:hover { opacity: 1; color: var(--primary); background: var(--item-hover); }

/* ===== Panel CRM ===== */
#chatCrmPanel { display: none; flex-direction: column; width: 100%; background: var(--panel); border-left: 1px solid var(--border); overflow-y: auto; overflow-x: hidden; }
#chatCrmPanel.crm-open { display: flex; }
.crm-header {
    display: flex; align-items: center; gap: 12px; padding: 16px;
    border-bottom: 1px solid var(--border); background: var(--panel); position: sticky; top: 0; z-index: 2;
}
.crm-avatar {
    width: 46px; height: 46px; border-radius: 14px;
    background: linear-gradient(135deg, var(--primary), #1e40af);
    color: #fff; display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 1.05rem; flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(37,99,235,0.25);
}
.crm-header-info { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 1px; }
.crm-header-name { font-size: 0.9rem; font-weight: 700; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.crm-header-phone { font-size: 0.72rem; color: var(--text-muted); font-weight: 500; }
.crm-close-btn { width: 32px; height: 32px; border-radius: 8px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; transition: background 0.12s; }
.crm-close-btn:hover { background: var(--item-hover); }

.crm-section { border-bottom: 1px solid rgba(255,255,255,0.04); }
.crm-section:last-child { border-bottom: none; }
.crm-section-head {
    display: flex; align-items: center; gap: 7px; padding: 12px 16px;
    font-size: 0.7rem; font-weight: 700; color: var(--text-light);
    text-transform: uppercase; letter-spacing: 0.6px; cursor: default;
}
.crm-section-head svg { flex-shrink: 0; color: var(--text-muted); }
.crm-section-head .crm-chevron { margin-left: auto; transition: transform 0.2s; color: var(--text-muted); }
.crm-section-body { padding: 0 16px 14px; }
.crm-section-collapsed .crm-section-body { display: none; }
.crm-section-collapsed .crm-chevron { transform: rotate(-90deg); }
.crm-row {
    display: grid;
    grid-template-columns: minmax(80px, auto) 1fr auto;
    gap: 8px;
    align-items: center;
    padding: 5px 0;
    font-size: 0.76rem;
}
.crm-k {
    color: var(--text-muted);
    font-weight: 500;
    white-space: nowrap;
}
.crm-v {
    color: var(--text);
    text-align: right;
    word-break: break-all;
    font-weight: 600;
}
.crm-name-edit-btn {
    border: none; background: transparent; cursor: pointer;
    width: 22px; height: 22px; border-radius: 6px;
    display: inline-flex; align-items: center; justify-content: center;
    color: var(--text-muted);
    transition: background 0.12s;
    flex-shrink: 0;
}
.crm-name-edit-btn:hover { background: var(--item-hover); color: var(--primary); }

/* Descarga pendiente — tarjeta limpia */
.chat-pending-box {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 14px; border-radius: 12px; margin-bottom: 4px;
    background: rgba(0,0,0,0.04); border: 1px solid rgba(255,255,255,0.06);
    min-width: 220px; max-width: 340px;
}
[data-theme="dark"] .chat-pending-box { background: rgba(255,255,255,0.04); border-color: rgba(255,255,255,0.06); }
.chat-pending-row { display: flex; align-items: center; gap: 10px; width: 100%; }
.chat-pending-icon { font-size: 1.2rem; flex-shrink: 0; }
.chat-pending-info { flex: 1; min-width: 0; }
.chat-pending-name { font-size: 0.78rem; font-weight: 600; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chat-pending-meta { font-size: 0.64rem; color: var(--text-muted); margin-top: 1px; }
.chat-pending-box .btn { flex-shrink: 0; white-space: nowrap; }
.crm-tags-list { display: flex; flex-direction: column; gap: 2px; margin-bottom: 10px; }
.crm-tag-item {
    display: flex; align-items: center; gap: 10px;
    padding: 8px 10px; border-radius: 8px; cursor: pointer;
    transition: background 0.12s; border: 1px solid transparent;
}
.crm-tag-item:hover { background: var(--item-hover); }
.crm-tag-item.active { background: rgba(37,99,235,0.08); border-color: var(--primary); }
.crm-tag-dot {
    width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.crm-tag-item-name { flex: 1; font-size: 0.78rem; font-weight: 600; color: var(--text); min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.crm-tag-item-actions { visibility: hidden; display: flex; align-items: center; gap: 2px; flex-shrink: 0; }
.crm-tag-item:hover .crm-tag-item-actions { visibility: visible; }
.crm-tag-action-btn {
    border: none; background: transparent; cursor: pointer;
    width: 24px; height: 24px; border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
    color: var(--text-muted); transition: all 0.1s; padding: 0;
}
.crm-tag-action-btn:hover { background: var(--item-hover); color: var(--primary); }
.crm-tag-action-btn.danger:hover { background: rgba(239,68,68,0.12); color: var(--danger); }
.crm-tag-edit-row {
    display: flex; align-items: center; gap: 6px; width: 100%;
}
.crm-tag-edit-name {
    flex: 1; border: 1px solid var(--border); background: var(--input-bg); color: var(--text);
    font-size: 0.76rem; padding: 5px 8px; border-radius: 6px; outline: none; min-width: 0;
}
.crm-tag-edit-name:focus { border-color: var(--primary); }
.crm-tag-edit-color { width: 28px; height: 28px; border: 1px solid var(--border); border-radius: 6px; cursor: pointer; padding: 0; flex-shrink: 0; }
.crm-tag-edit-actions { display: flex; gap: 2px; flex-shrink: 0; }
.crm-tag-create-row { display: flex; gap: 6px; align-items: center; margin-top: 8px; }
.crm-tag-input { flex: 1; border: 1px solid var(--border); border-radius: 8px; padding: 6px 10px; font-size: 0.76rem; background: var(--input-bg); color: var(--text); min-width: 0; }
.crm-tag-input:focus { border-color: var(--primary); outline: none; box-shadow: 0 0 0 2px rgba(37,99,235,0.15); }
.crm-tag-color { width: 32px; height: 32px; border: 2px solid var(--border); border-radius: 8px; cursor: pointer; padding: 0; background: none; }
.crm-tag-add-btn { width: 32px; height: 32px; padding: 0; border-radius: 8px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }

.crm-admin-toggle { display: flex; align-items: center; gap: 5px; border: none; background: transparent; color: var(--text-muted); font-size: 0.68rem; cursor: pointer; padding: 4px 0; margin-top: 8px; transition: color 0.12s; }
.crm-admin-toggle:hover { color: var(--text); }
.crm-admin-toggle .crm-chevron { transition: transform 0.2s; }
.crm-admin-toggle.open .crm-chevron { transform: rotate(90deg); }
.crm-admin-body { display: none; padding-top: 8px; }
.crm-admin-body.open { display: block; }
.crm-admin-tag-row { display: flex; align-items: center; justify-content: space-between; padding: 5px 0; font-size: 0.74rem; }
.crm-admin-tag-left { display: flex; align-items: center; gap: 8px; }

/* Notas CRM */
.crm-notes-list { max-height: 200px; overflow-y: auto; margin-bottom: 10px; }
.crm-note { background: rgba(253,230,138,0.06); border: 1px solid rgba(253,230,138,0.2); border-radius: 10px; padding: 10px 12px; margin-bottom: 8px; font-size: 0.74rem; color: var(--text); }
[data-theme="dark"] .crm-note { background: rgba(253,230,138,0.04); border-color: rgba(253,230,138,0.12); }
.crm-note-meta { display: flex; align-items: center; justify-content: space-between; margin-bottom: 4px; }
.crm-note-time { font-size: 0.64rem; color: var(--text-muted); }
.crm-note-pin-btn { border: none; background: transparent; cursor: pointer; padding: 3px; color: var(--text-muted); display: flex; align-items: center; opacity: 0.6; transition: all 0.12s; border-radius: 6px; }
.crm-note-pin-btn:hover { opacity: 1; color: var(--primary); background: var(--item-hover); }
.crm-note-text { line-height: 1.4; word-break: break-word; }
.crm-note-empty { text-align: center; padding: 14px; color: var(--text-muted); font-size: 0.74rem; }

.crm-note-compose { border-top: 1px solid var(--border); padding-top: 10px; }
.crm-note-textarea { width: 100%; border: 1px solid var(--border); border-radius: 10px; padding: 8px 12px; font-size: 0.76rem; resize: vertical; min-height: 48px; background: var(--input-bg); color: var(--text); font-family: inherit; }
.crm-note-textarea:focus { border-color: var(--primary); outline: none; box-shadow: 0 0 0 2px rgba(37,99,235,0.15); }
.crm-note-compose-bar { display: flex; align-items: center; justify-content: space-between; margin-top: 8px; }
.crm-pin-toggle { display: flex; align-items: center; gap: 6px; font-size: 0.72rem; color: var(--text-light); cursor: pointer; user-select: none; }
.crm-pin-toggle input { display: none !important; visibility: hidden; width: 0; height: 0; position: absolute; opacity: 0; pointer-events: none; }
.crm-pin-check {
    width: 32px; height: 18px; border-radius: 999px;
    border: 1.5px solid var(--border); display: flex; align-items: center;
    padding: 0 2px; transition: all 0.15s; background: var(--input-bg);
    position: relative;
}
.crm-pin-check::after {
    content: ''; width: 12px; height: 12px; border-radius: 50%;
    background: var(--text-muted); transition: all 0.15s; flex-shrink: 0;
}
.crm-pin-toggle input:checked + .crm-pin-check {
    background: var(--primary); border-color: var(--primary);
}
.crm-pin-toggle input:checked + .crm-pin-check::after {
    background: #fff; margin-left: auto;
}

.crm-tpl-btn {
    display: flex; align-items: center; gap: 8px; width: 100%; padding: 10px 14px;
    border: 1px dashed var(--border); border-radius: 10px; background: transparent;
    color: var(--text-light); font-size: 0.76rem; cursor: pointer; transition: all 0.15s;
}
.crm-tpl-btn:hover { border-color: var(--primary); color: var(--primary); background: rgba(37,99,235,0.04); }
.crm-tpl-hint { margin-top: 8px; font-size: 0.66rem; color: var(--text-muted); }
.crm-tpl-hint code { background: var(--input-bg); border: 1px solid var(--border); padding: 1px 5px; border-radius: 4px; font-size: 0.64rem; }
.crm-chevron::before { content: '▾'; font-size: 0.6rem; }
.crm-section-collapsed .crm-chevron::before { content: '▸'; }

/* ===== Modal plantillas ===== */
#chatTplModal .modal-body { padding: 0; }
#chatTplSearch { margin: 12px; width: calc(100% - 24px); }
#chatTplList { max-height: 380px; overflow-y: auto; padding: 0 12px 12px; }
.chat-tpl-item { border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; margin-bottom: 6px; cursor: pointer; transition: all 0.12s; }
.chat-tpl-item:hover { border-color: var(--primary); background: rgba(37,99,235,0.04); }
.chat-tpl-name { font-size: 0.78rem; font-weight: 700; }
.chat-tpl-preview { font-size: 0.7rem; color: var(--text-light); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

#chatResyncBtn.loading { opacity: 0.6; pointer-events: none; }

/* ===== Directorio / Nuevo Chat ===== */
.chat-dir-row {
    display: flex; align-items: center; gap: 10px;
    padding: 8px 10px; border-radius: 10px; cursor: pointer;
    transition: background 0.12s; border: 1px solid transparent;
}
.chat-dir-row:hover { background: var(--item-hover); border-color: var(--border); }
.chat-dir-row:active { background: rgba(37,99,235,0.06); }

/* ===== Pestañas nota/cliente ===== */
.chat-note-tabs { display: flex; gap: 0; border-bottom: 1px solid var(--border); background: var(--panel); }
.chat-note-tab {
    flex: 1; border: none; background: transparent; padding: 7px 8px;
    font-size: 0.74rem; font-weight: 600; color: var(--text-light);
    cursor: pointer; border-bottom: 2px solid transparent;
    display: flex; align-items: center; justify-content: center; gap: 6px;
    transition: all 0.12s;
}
.chat-note-tab.active { color: var(--primary); border-bottom-color: var(--primary); background: rgba(37,99,235,0.04); }
.chat-note-tab svg { flex-shrink: 0; }

/* ===== Modo nota ===== */
.chat-composer.note-mode textarea { background: rgba(253,230,138,0.08) !important; border-color: rgba(253,230,138,0.3) !important; color: var(--text) !important; }
.chat-composer.note-mode .chat-send-btn { display: none; }
.chat-composer.note-mode .chat-save-note-btn { display: inline-flex; }
.chat-save-note-btn { display: none; }

/* ===== GIF panel ===== */
.chat-gif-panel { display: none; position: fixed; z-index: 3000; background: var(--panel); border: 1px solid var(--border); border-radius: 16px; box-shadow: 0 8px 32px rgba(0,0,0,0.2); width: 340px; max-width: calc(100vw - 20px); max-height: 380px; overflow: hidden; flex-direction: column; }
.chat-gif-panel.open { display: flex; }
.chat-gif-search { display: flex; gap: 6px; padding: 8px; border-bottom: 1px solid var(--border); }
.chat-gif-search input { flex: 1; border: 1px solid var(--border); border-radius: 20px; padding: 6px 12px; font-size: 0.8rem; background: var(--input-bg); color: var(--text); }
.chat-gif-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 4px; padding: 6px; overflow-y: auto; flex: 1; }
.chat-gif-grid img { width: 100%; aspect-ratio: 1/1; object-fit: cover; border-radius: 10px; cursor: pointer; transition: transform 0.12s; }
.chat-gif-grid img:hover { transform: scale(1.03); }
.chat-gif-empty, .chat-gif-loading { text-align: center; padding: 24px; color: var(--text-muted); font-size: 0.8rem; }

/* ===== Separator de fecha ===== */
.chat-date-sep { display: flex; align-items: center; justify-content: center; margin: 12px 0; position: relative; }
.chat-date-sep::before { content: ''; position: absolute; left: 0; right: 0; height: 1px; background: var(--border); }
.chat-date-sep span { background: var(--bg); padding: 2px 14px; font-size: 0.68rem; color: var(--text-muted); position: relative; z-index: 1; border-radius: 999px; border: 1px solid var(--border); font-weight: 500; }

/* ===== Botón plantillas ===== */
.chat-tpl-btn { border: none; background: transparent; cursor: pointer; padding: 6px; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--text-light); transition: all 0.12s; }
.chat-tpl-btn:hover { background: var(--item-hover); color: var(--primary); }

/* ===== Spinner resync ===== */
.resync-spinner { display: inline-block; width: 16px; height: 16px; border: 2px solid var(--border); border-top-color: var(--primary); border-radius: 50%; animation: resyncSpin 0.7s linear infinite; }
@keyframes resyncSpin { to { transform: rotate(360deg); } }

/* ===== Transición CRM ===== */
#chatCrmPanel { transition: opacity 0.2s ease; }
#chatCrmPanel.crm-closed { opacity: 0; pointer-events: none; }

/* ===== Long-press táctil ===== */
/* Long-press táctil: el toggle visible está en la regla base de .chat-bubble-actions */

/* ===== Scrollbars ===== */
#chatListContainer::-webkit-scrollbar, #chatMessagesArea::-webkit-scrollbar, #chatCrmPanel::-webkit-scrollbar, .cep-body::-webkit-scrollbar { width: 5px; }
#chatListContainer::-webkit-scrollbar-track, #chatMessagesArea::-webkit-scrollbar-track, #chatCrmPanel::-webkit-scrollbar-track { background: transparent; }
#chatListContainer::-webkit-scrollbar-thumb, #chatMessagesArea::-webkit-scrollbar-thumb, #chatCrmPanel::-webkit-scrollbar-thumb, .cep-body::-webkit-scrollbar-thumb { background: var(--border); border-radius: 999px; }
#chatListContainer::-webkit-scrollbar-thumb:hover, #chatMessagesArea::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (min-width: 768px) {
    .chat-toolbar-inner { flex-wrap: nowrap; }
    #chatView .chat-layout { flex-direction: column; }
    .chat-main-split { display: flex; flex-direction: row; flex: 1; min-height: 0; gap: 10px; }
    #chatView .chat-list-col { display: flex; flex-direction: column; width: 340px; min-width: 280px; flex-shrink: 0; }
    #chatConvPanel, #chatWelcome { height: 100%; }
    #chatCrmPanel { width: 320px; flex-shrink: 0; display: none; }
    #chatCrmPanel.crm-open { display: flex; }
    .chat-bubble-wrap { max-width: min(65%, 520px); }
    .chat-msg-row .chat-bubble-wrap { max-width: min(calc(65% - 36px), 520px); }
}
@media (max-width: 767px) {
    #chatView .chat-list-col { height: auto; }
    #chatConvPanel { position: fixed; inset: 0; z-index: 1500; border-radius: 0; }
    .chat-bubble-wrap { max-width: 86%; }
    .chat-msg-row .chat-bubble-wrap { max-width: calc(86% - 36px); }
    .chat-newmsg-fab { bottom: 92px; }
    #chatCrmPanel { position: fixed; inset: 0; z-index: 1600; border-radius: 0; }
    .cep-grid { grid-template-columns: repeat(6, 1fr); }
    .back-btn { display: inline-flex !important; }
}