/* Mensajería Padre ↔ Docente · Portal de Padres */
.pmf-entry{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 16px;margin-bottom:16px;border:1px solid var(--line);border-radius:14px;background:linear-gradient(135deg,var(--bg-elev),var(--accent-soft))}.pmf-entry-text{min-width:0}.pmf-entry-text b{display:block;font-size:13px;color:var(--ink)}.pmf-entry-text span{display:block;font-size:11.5px;color:var(--ink-3);margin-top:3px}.pmf-shell{display:grid;grid-template-columns:360px minmax(0,1fr);gap:14px;min-height:590px}.pmf-panel{background:var(--bg-elev);border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow-1)}.pmf-panel-head{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:15px 16px;border-bottom:1px solid var(--line)}.pmf-panel-head b{font-size:13px}.pmf-list{max-height:650px;overflow:auto}.pmf-thread-item{display:block;width:100%;text-align:left;border:0;border-bottom:1px solid var(--line);background:transparent;color:var(--ink);padding:14px 15px;cursor:pointer}.pmf-thread-item:hover{background:var(--bg-sunken)}.pmf-thread-item.on{background:var(--accent-soft);box-shadow:inset 3px 0 0 var(--accent)}.pmf-thread-top{display:flex;justify-content:space-between;align-items:flex-start;gap:8px}.pmf-thread-name{font-size:12.5px;font-weight:700;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.pmf-thread-time{font-size:9.5px;color:var(--ink-3);white-space:nowrap}.pmf-thread-meta{font-size:10.5px;color:var(--ink-3);margin-top:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.pmf-thread-subject{font-size:11.5px;font-weight:600;margin-top:7px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.pmf-unread{display:inline-flex;align-items:center;justify-content:center;min-width:19px;height:19px;padding:0 5px;border-radius:999px;background:var(--accent);color:white;font-size:9px;font-weight:800;margin-left:5px}.pmf-empty{padding:48px 22px;text-align:center;color:var(--ink-3)}.pmf-empty .pmf-empty-ico{width:50px;height:50px;border-radius:14px;background:var(--accent-soft);color:var(--accent-ink);display:grid;place-items:center;margin:0 auto 11px}.pmf-empty b{display:block;color:var(--ink);font-size:13px}.pmf-empty span{display:block;font-size:11px;margin-top:5px;line-height:1.45}.pmf-compose{padding:19px}.pmf-compose-head{margin-bottom:18px}.pmf-compose-head h3{margin:0;font-family:var(--font-display);font-size:20px}.pmf-compose-head p{margin:5px 0 0;color:var(--ink-3);font-size:11.5px}.pmf-field{margin-bottom:13px}.pmf-field label{display:block;margin-bottom:6px;font-size:10.5px;font-weight:700;color:var(--ink-2)}.pmf-field select,.pmf-field input,.pmf-field textarea{width:100%;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--ink);padding:11px 12px;font:inherit;font-size:12px;outline:none}.pmf-field textarea{min-height:135px;resize:vertical;line-height:1.5}.pmf-field select:focus,.pmf-field input:focus,.pmf-field textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.pmf-compose-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:16px}.pmf-thread-head{padding:17px 18px;border-bottom:1px solid var(--line);background:linear-gradient(135deg,var(--bg-elev),var(--bg-sunken))}.pmf-person{display:flex;align-items:center;gap:11px}.pmf-avatar{width:40px;height:40px;border-radius:12px;background:var(--accent-soft);color:var(--accent-ink);display:grid;place-items:center;font-weight:800;font-size:12px;flex:0 0 auto}.pmf-person b{display:block;font-size:13px}.pmf-person span{display:block;color:var(--ink-3);font-size:10.5px;margin-top:3px}.pmf-topic{margin-top:11px;padding:9px 11px;border:1px solid var(--line);border-radius:9px;background:var(--bg-elev);font-size:11px;color:var(--ink-2)}.pmf-messages{min-height:330px;max-height:470px;overflow:auto;padding:18px;display:flex;flex-direction:column;gap:11px;background:var(--bg)}.pmf-bubble{max-width:80%;padding:11px 13px;border-radius:13px;font-size:12px;line-height:1.52;white-space:pre-wrap;overflow-wrap:anywhere}.pmf-bubble.parent{align-self:flex-end;background:var(--accent);color:white;border-bottom-right-radius:4px}.pmf-bubble.teacher{align-self:flex-start;background:var(--bg-elev);border:1px solid var(--line);color:var(--ink);border-bottom-left-radius:4px}.pmf-bubble small{display:block;margin-top:6px;font-size:9px;opacity:.7}.pmf-reply{padding:15px 17px;border-top:1px solid var(--line);background:var(--bg-elev)}.pmf-reply textarea{width:100%;min-height:82px;resize:vertical;border:1px solid var(--line);border-radius:10px;padding:10px 11px;background:var(--bg);color:var(--ink);font:inherit;font-size:12px;outline:none}.pmf-reply textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.pmf-reply-foot{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:9px}.pmf-reply-foot span{font-size:9.5px;color:var(--ink-3)}.pmf-alert{padding:11px 13px;border-radius:10px;margin:0 0 13px;font-size:11px;line-height:1.45;border:1px solid var(--line);background:var(--bg-sunken);color:var(--ink-2)}.pmf-alert.warn{background:color-mix(in srgb,var(--warning,#f59e0b) 9%,var(--bg-elev));border-color:color-mix(in srgb,var(--warning,#f59e0b) 28%,var(--line))}.pmf-alert.error{background:color-mix(in srgb,var(--alert) 8%,var(--bg-elev));border-color:color-mix(in srgb,var(--alert) 25%,var(--line));color:var(--alert)}
@media(max-width:860px){.pmf-shell{grid-template-columns:1fr}.pmf-list{max-height:290px}.pmf-messages{min-height:300px}.pmf-bubble{max-width:90%}.pmf-entry{align-items:flex-start;flex-direction:column}.pmf-entry .btn{width:100%;justify-content:center}}

/* R5 · navegación permanente e historial buscable */
.pmf-nav-child{margin-left:18px!important;width:calc(100% - 18px)!important;border-left:1px solid var(--line);border-radius:0 10px 10px 0!important;padding-left:12px!important}.pmf-nav-child .ico{transform:scale(.9)}.pmf-nav-child .label{font-size:12.5px}.pmf-nav-badge{margin-left:auto;min-width:20px;height:20px;padding:0 6px;border-radius:999px;align-items:center;justify-content:center;background:var(--accent);color:#fff;font-size:10px;font-weight:800}
.pmf-section-tabs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-bottom:18px}.pmf-section-tab{position:relative;display:flex;align-items:center;gap:11px;text-align:left;border:1px solid var(--line);border-radius:14px;background:var(--bg-elev);color:var(--ink);padding:12px 14px;cursor:pointer;transition:.16s ease}.pmf-section-tab:hover{background:var(--bg-sunken);transform:translateY(-1px)}.pmf-section-tab.on{border-color:color-mix(in srgb,var(--accent) 42%,var(--line));background:var(--accent-soft);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--accent) 10%,transparent)}.pmf-tab-icon{width:36px;height:36px;display:grid;place-items:center;border-radius:10px;background:var(--bg);font-size:16px;flex:0 0 auto}.pmf-section-tab b{display:block;font-size:12.5px}.pmf-section-tab small{display:block;color:var(--ink-3);font-size:10px;margin-top:3px}.pmf-tab-count{margin-left:auto}
.pmf-history-head>div{min-width:0}.pmf-history-head>div>span{display:block;margin-top:3px;font-size:10px;color:var(--ink-3)}.pmf-search-wrap{display:flex;gap:8px;padding:10px;border-bottom:1px solid var(--line);background:var(--bg-sunken)}.pmf-search{min-width:0;flex:1;display:flex;align-items:center;gap:7px;border:1px solid var(--line);border-radius:10px;padding:0 10px;background:var(--bg-elev)}.pmf-search>span{color:var(--ink-3);font-size:18px;line-height:1}.pmf-search input{width:100%;min-width:0;border:0;outline:0;background:transparent;color:var(--ink);padding:9px 0;font:inherit;font-size:11px}.pmf-filter-btn{border:1px solid var(--line);border-radius:10px;background:var(--bg-elev);color:var(--ink-2);padding:0 10px;font-size:10px;font-weight:700;cursor:pointer;white-space:nowrap}.pmf-filter-btn.on{background:var(--accent-soft);border-color:color-mix(in srgb,var(--accent) 35%,var(--line));color:var(--accent-ink)}.pmf-thread-preview{margin-top:5px;color:var(--ink-3);font-size:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.pmf-clear{margin-top:12px}.pmf-thread-panel{min-width:0}
@media(max-width:860px){.pmf-nav-child{margin-left:8px!important;width:calc(100% - 8px)!important}.pmf-section-tabs{grid-template-columns:1fr}.pmf-section-tab{padding:11px 12px}.pmf-search-wrap{flex-direction:column}.pmf-filter-btn{min-height:36px}.pmf-history-panel{order:1}.pmf-thread-panel{order:2}}