/* El Laboratorio — Genio Artificial: white, charcoal, purple and clear type. */
:root {
  --paper: #FAFAFA; --paper-2: #F3F3F6; --card: #FFFFFF; --ink: #242424; --ink-2: #626270; --line: #E7E7ED;
  --accent: #694AC6; --accent-strong: #5635AD; --accent-tint: #F2EDFC; --danger: #AE313D;
  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif; --head: var(--font);
  --tab-h: 68px; --safe: env(safe-area-inset-bottom, 0px);
  --shadow: 0 2px 8px rgba(36, 36, 36, .025);
  --on-accent: #FFFFFF; --soft-hover: #E7DFF8; --glass: rgba(255,255,255,.97); --composer-line: #DCDCE5;
  --select-arrow: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='m4 6 4 4 4-4' fill='none' stroke='%23626270' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  color-scheme: light;
}
:root[data-theme="dark"] {
  --paper: #141319; --paper-2: #26232F; --card: #1D1B24; --ink: #F2EFF8; --ink-2: #B4AEBF; --line: #383340;
  --accent: #BAA2FA; --accent-strong: #D0BDFF; --accent-tint: #30273F; --danger: #FF9BA6;
  --on-accent: #241735; --soft-hover: #3D3055; --glass: rgba(29,27,36,.97); --composer-line: #4A4256;
  --select-arrow: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='m4 6 4 4 4-4' fill='none' stroke='%23B4AEBF' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  --shadow: 0 2px 8px rgba(0,0,0,.12); color-scheme: dark;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 16px/1.55 var(--font); -webkit-font-smoothing: antialiased; }
body.panel-open, body.sheet-open { overflow: hidden; }
button, input, textarea { font: inherit; color: inherit; }
button { border: 0; background: none; padding: 0; cursor: pointer; text-align: inherit; -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
p { margin: 0; }
h1, h2, h3 { margin: 0; font-family: var(--head); font-weight: 700; letter-spacing: -.035em; line-height: 1.2; overflow-wrap: anywhere; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 8px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); }
.skip { position: absolute; left: 8px; top: -60px; background: var(--ink); color: var(--paper); padding: 10px 14px; border-radius: 10px; z-index: 200; }
.skip:focus { top: 8px; }
.ico { width: 22px; height: 22px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.desk-only { display: none !important; }

/* ---------- Botones y controles ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; padding: 0 18px; border-radius: 12px; font-weight: 600; font-size: 14px; line-height: 1.35; text-align: center; transition: background .15s, border-color .15s; }

.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { background: var(--accent-strong); }
.btn-soft { background: var(--accent-tint); color: var(--accent-strong); }
.btn-soft:hover { background: var(--soft-hover); }
.btn-ghost { border: 1px solid var(--line); background: var(--card); color: var(--ink); }
.btn-done { background: var(--accent-tint); color: var(--accent-strong); border: 1px solid var(--accent); }
.icon-btn { position: relative; display: inline-grid; place-items: center; width: 44px; height: 44px; border-radius: 14px; color: var(--ink); }
.icon-btn:hover { background: var(--paper-2); }
.theme-toggle .theme-sun, :root[data-theme="dark"] .theme-toggle .theme-moon { display: none; }
:root[data-theme="dark"] .theme-toggle .theme-sun { display: block; }
.icon-btn.on { color: var(--accent); }
.icon-btn.on .ico, .act.on[data-action^=save] .ico { fill: currentColor; }
.icon-btn .dot { position: absolute; top: 9px; right: 9px; width: 9px; height: 9px; border-radius: 50%; background: var(--accent); border: 2px solid var(--paper); }
.link { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; color: var(--accent); font-weight: 700; }
.link .ico { width: 18px; height: 18px; }
.link:hover { text-decoration: underline; text-underline-offset: 3px; }
.chip { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 16px; border-radius: 999px; background: var(--card); border: 1.5px solid var(--line); font-weight: 600; font-size: 15px; white-space: nowrap; }
.chip .ico { width: 19px; height: 19px; color: var(--accent); }
.chip:hover { border-color: var(--accent); }
.eyebrow { font-size: 11px; font-weight: 600; letter-spacing: .07em; text-transform: uppercase; color: var(--accent); }
.muted { color: var(--ink-2); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 20px; box-shadow: var(--shadow); }
.btn-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }

/* ---------- Avatares ---------- */
.avatar { display: inline-grid; place-items: center; flex: none; width: 40px; height: 40px; border-radius: 50%; font-weight: 600; font-size: 15px; background: var(--accent-tint); color: var(--accent-strong); }
.avatar { position: relative; }
.avatar img { position: absolute; inset: 0; width: 100%; height: 100%; border-radius: inherit; object-fit: cover; }

/* ---------- Portadas ---------- */
.cover { position: relative; overflow: hidden; aspect-ratio: 16 / 9; background: var(--accent); }
.cover > svg, .thumb > svg, .player > svg { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.cover-tag { position: absolute; left: 12px; bottom: 12px; display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px 6px 10px; border-radius: 999px; background: var(--paper); color: var(--ink); font-size: 13px; font-weight: 700; }
.cover-tag .ico { width: 16px; height: 16px; }
.t-agents, .t-content, .t-auto { background: var(--accent-tint); }

/* ---------- Layout base (móvil primero) ---------- */
.sidebar { display: none; }
.workspace { min-height: 100vh; }
.topbar { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 8px; padding: 8px 12px 8px 16px; min-height: 64px; background: var(--glass); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.brand-mini { min-height: 44px; display: flex; align-items: center; gap: 8px; font: 700 17px/1.2 var(--font); letter-spacing: -.04em; margin-right: auto; }
.brand-mini small, .brand small { display: block; font: 400 11px/1.4 var(--font); letter-spacing: 0; color: var(--ink-2); margin-top: 4px; }
.logo { display: grid; place-items: center; width: 36px; height: 40px; background: transparent; color: var(--accent); flex: none; }
.logo .ico { width: 32px; height: 32px; stroke-width: 1.8; }
.crumb { display: none; }
.top-actions { display: flex; align-items: center; gap: 2px; flex: none; }
.account-toggle { border-radius: 50%; }
.account-toggle .avatar { width: 32px; height: 32px; font-size: 12px; }
.account-toggle[aria-current="page"] .avatar { box-shadow: 0 0 0 2px var(--card), 0 0 0 3px var(--accent); }
@media (max-width: 400px) {
  .topbar { padding-inline: 12px; gap: 4px; }
  .brand-mini { font-size: 16px; white-space: nowrap; }
  .brand-mini .logo { display: none; }
  .top-actions { gap: 0; }
}
main { padding: 24px 16px calc(var(--tab-h) + var(--safe) + 28px); max-width: 1240px; margin: 0 auto; }
.page-head { display: flex; flex-direction: column; align-items: flex-start; gap: 4px; margin-bottom: 24px; }
.page-head h1 { font-size: 28px; margin: 6px 0 8px; }
.page-head p { color: var(--ink-2); font-size: 14px; line-height: 1.6; }
.sec-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin: 28px 0 10px; }
.sec-head h2 { font-size: 19px; }

/* Tabbar inferior */
.tabbar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 30; height: calc(var(--tab-h) + var(--safe)); padding: 6px 6px var(--safe); display: grid; grid-template-columns: repeat(4, 1fr); background: var(--card); border-top: 1px solid var(--line); }
.tab { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; min-height: 56px; border-radius: 12px; font-size: 10px; font-weight: 500; color: var(--ink-2); }
.tab.on { color: var(--accent); }
.tab.on .tab-ico { background: var(--accent-tint); }
.tab-ico { display: grid; place-items: center; width: 44px; height: 30px; border-radius: 10px; }

/* Hoja "Más" */
.sheet-wrap { position: fixed; inset: 0; z-index: 60; display: flex; align-items: flex-end; }
.scrim { position: absolute; inset: 0; width: 100%; background: rgba(36, 36, 36, .3); }
.sheet { position: relative; width: 100%; max-height: 85vh; overflow: auto; background: var(--card); border-radius: 22px 22px 0 0; padding: 10px 16px calc(20px + var(--safe)); animation: up .22s ease-out; }
.grab { width: 44px; height: 5px; border-radius: 3px; background: var(--line); margin: 0 auto 10px; }
.sheet .nav-label { margin: 14px 4px 4px; color: var(--ink-2); }
@keyframes up { from { transform: translateY(40px); opacity: 0; } }
.sheet-row { display: flex; align-items: center; gap: 14px; width: 100%; min-height: 52px; padding: 4px 8px; border-radius: 14px; font-weight: 600; font-size: 16px; }
.sheet-row:hover { background: var(--paper-2); }
.row-ico { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: var(--accent-tint); color: var(--accent); flex: none; }
.row-ico.big { width: 64px; height: 64px; border-radius: 20px; }
.row-ico.big .ico { width: 30px; height: 30px; }
.count { margin-left: auto; min-width: 26px; text-align: center; padding: 2px 8px; border-radius: 999px; background: var(--accent); color: var(--on-accent); font-size: 14px; }

/* ---------- Inicio ---------- */
.home-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 4px; }
.home-main { min-width: 0; }
.welcome h1 { font-size: 28px; margin: 8px 0 6px; overflow-wrap: anywhere; }
.welcome > p { color: var(--ink-2); font-size: 15px; margin-bottom: 24px; }
.welcome .eyebrow { text-transform: none; letter-spacing: 0; font-size: 12px; color: var(--ink-2); }
.share-prompt { display: flex; align-items: center; gap: 12px; width: 100%; padding: 16px; border-radius: 16px; background: var(--card); border: 1px solid var(--line); color: var(--ink-2); font-size: 14px; font-weight: 400; }
.share-prompt > span:nth-child(2) { flex: 1; min-width: 0; }
.share-prompt .btn { min-height: 44px; padding: 0 16px; }
.quick-row { display: grid; grid-template-columns: minmax(0, 1fr); gap: 10px; margin: 12px 0 0; }
.quick-row .chip > .ico:last-child { margin-left: auto; width: 16px; height: 16px; color: var(--ink-2); }
.quick-row .chip { width: 100%; max-width: 100%; min-height: 52px; justify-content: flex-start; padding: 12px 16px; border-radius: 12px; border-width: 1px; white-space: normal; font-size: 14px; font-weight: 500; }
.continue { margin-top: 24px; display: grid; background: var(--card); color: var(--ink); border: 1px solid var(--line); border-radius: 16px; overflow: hidden; }
.continue .cover { aspect-ratio: 16 / 7; border-radius: 0; }
.continue-copy { padding: 24px; }
.continue-copy .eyebrow { color: var(--accent); }
.continue h2 { font-size: 23px; margin: 10px 0; }
.continue-copy p { color: var(--ink-2); font-size: 14px; margin-bottom: 20px; }
.continue .btn-primary { background: var(--accent); color: var(--on-accent); }
.continue .btn-primary:hover { background: var(--accent-strong); }
.bar { height: 6px; border-radius: 6px; background: var(--accent-tint); overflow: hidden; margin-bottom: 16px; }
.bar i { display: block; height: 100%; border-radius: 6px; background: var(--accent); min-width: 10px; }
.feed { margin-bottom: 12px; padding-top: 12px; }
.feed-label { display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 700; color: var(--accent); padding: 0 2px 2px; }
.feed-label .ico { width: 18px; height: 18px; }
.course-row { display: grid; gap: 16px; padding: 4px 0 10px; }

.home-rail { display: grid; gap: 16px; margin-top: 24px; }
.home-rail h2, .stats h2 { font-size: 17px; margin-bottom: 12px; }
.home-rail > .card { margin: 0; }
.home-rail p { font-size: 14px; color: var(--ink-2); }
.continue.intro-card { display: block; }
.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.stat-grid > div { background: var(--paper); border-radius: 14px; padding: 12px; }
.stat-grid b { display: block; font: 700 26px/1.1 var(--head); color: var(--accent); }
.stat-grid span { font-size: 14px; color: var(--ink-2); line-height: 1.3; display: block; margin-top: 4px; }
.online-line, .online { display: flex; align-items: center; gap: 8px; margin-top: 12px; font-size: 15px; font-weight: 600; }
.online { margin: 0; white-space: nowrap; font-size: 14px; }
.online small { color: var(--ink-2); font-size: 14px; font-weight: 500; }
.online-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 3px var(--accent-tint); display: inline-block; flex: none; }
.mini-news { display: grid; gap: 4px; margin-bottom: 6px; }
.mini-row { display: flex; align-items: center; gap: 12px; padding: 6px; margin: 0 -6px; border-radius: 14px; font-weight: 600; line-height: 1.3; min-height: 64px; }
.mini-row:hover { background: var(--paper-2); }
.thumb { position: relative; flex: none; width: 64px; height: 52px; border-radius: 12px; overflow: hidden; }

/* ---------- Tarjetas de curso ---------- */
.course-grid, .news-grid { display: grid; gap: 16px; }
.course-card { display: block; width: 100%; background: var(--card); border: 1px solid var(--line); border-radius: 16px; overflow: hidden; box-shadow: var(--shadow); transition: border-color .15s; }
.course-card:hover { border-color: var(--accent); }
.course-card .cover { border-radius: 0; }
.course-copy { padding: 14px 16px 16px; }
.course-copy h3 { font-size: 20px; margin: 4px 0 6px; }
.course-copy p { color: var(--ink-2); font-size: 15.5px; }
.card-meta { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 16px; padding-top: 12px; border-top: 1px solid var(--line); font-size: 12px; font-weight: 500; color: var(--ink-2); }
.card-meta span { display: inline-flex; align-items: center; gap: 6px; }
.card-meta .ico { width: 18px; height: 18px; }
.done-chip { background: var(--accent-tint); color: var(--accent-strong); padding: 3px 10px; border-radius: 999px; }
.note-card { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; margin-top: 22px; padding: 18px; border-radius: 20px; background: var(--accent-tint); font-weight: 600; }
.note-card > .ico { color: var(--accent); }
.note-card p { flex: 1 1 180px; }

/* ---------- Chat ---------- */
.seg { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; padding: 4px; background: var(--paper-2); border-radius: 12px; margin-bottom: 20px; }
.seg button { display: flex; align-items: center; justify-content: center; gap: 6px; min-height: 44px; border-radius: 8px; font-weight: 600; font-size: 13px; color: var(--ink-2); }
.seg .ico { width: 18px; height: 18px; }
.seg .on { background: var(--card); color: var(--accent); box-shadow: 0 1px 3px rgba(36, 36, 36, .06); }
.thread-inbox-link { display:flex; align-items:center; gap:8px; min-height:44px; margin:0 0 14px; color:var(--accent); font-size:14px; font-weight:600; }
.thread-inbox-link .ico { width:18px; height:18px; }
.thread-badge,.unread-count { display:inline-flex; align-items:center; justify-content:center; min-width:22px; padding:2px 7px; border-radius:20px; color:var(--accent); background:var(--accent-tint); font-size:12px; font-weight:700; white-space:nowrap; }
.thread-badge[hidden] { display:none; }
.nav-item .thread-badge,.sheet-row .thread-badge { margin-left:auto; }
.conversation-filters { grid-template-columns:repeat(2,1fr); max-width:320px; }
.conversation-list { display:grid; gap:12px; max-width:780px; }
.conversation-card { display:grid; gap:6px; width:100%; padding:16px; border:1px solid var(--line); border-radius:16px; background:var(--card); text-align:left; }
.conversation-card:hover { border-color:var(--accent); }
.conversation-card.unread { border-left:3px solid var(--accent); padding-left:14px; }
.conversation-meta,.conversation-status { display:flex; align-items:center; flex-wrap:wrap; gap:6px; color:var(--ink-2); font-size:12px; }
.conversation-meta time { margin-left:auto; }
.conversation-card>strong { font-size:15px; }
.conversation-excerpt,.conversation-latest { display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; overflow-wrap:anywhere; font-size:15px; line-height:1.45; }
.conversation-latest { -webkit-line-clamp:1; margin-top:4px; color:var(--ink-2); font-size:13px; }
.conversation-status { margin-top:6px; }
.conversation-status .unread-count { margin-left:auto; }
.conversation-status>.ico { width:16px; height:16px; margin-left:auto; color:var(--accent); }
.conversation-status .unread-count+.ico { margin-left:2px; }
.thread-controls { flex:none; padding:0 12px; border-bottom:1px solid var(--line); background:var(--card); }
.thread-control-row { display:flex; flex-wrap:wrap; align-items:center; gap:4px; }
.thread-control { display:inline-flex; align-items:center; justify-content:center; gap:5px; min-height:44px; padding:0 8px; color:var(--ink-2); font-size:12px; font-weight:600; border-radius:8px; }
.thread-control:hover { background:var(--paper-2); }
.thread-control[aria-pressed=true],.thread-jump { color:var(--accent); }
.thread-control .ico { width:16px; height:16px; }
.thread-jump { margin-left:auto; }
.thread-controls>p { padding:0 8px 8px; color:var(--ink-2); font-size:12px; }
.unread-divider { display:flex; align-items:center; gap:8px; margin:12px 0; color:var(--accent); font-size:12px; font-weight:600; }
.unread-divider::before,.unread-divider::after { content:''; height:1px; flex:1; background:var(--accent-tint); }
.thread-more { min-height:44px; }
.chat-layout { max-width: 820px; }
.chat-stream { padding-bottom: 92px; }
.class-banner { display: flex; align-items: center; gap: 12px; width: 100%; padding: 12px 14px; border-radius: 18px; background: var(--accent-tint); min-height: 64px; }
.class-banner > span:nth-child(2) { flex: 1; min-width: 0; }
.class-banner strong { display: block; }
.class-banner small { display: block; color: var(--ink-2); font-size: 14px; }
.class-banner > .ico { color: var(--accent); }
.date-divider { text-align: center; font-size: 13px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--ink-2); margin: 20px 0 4px; }
.msg { display: flex; gap: 12px; padding: 20px 0; }
.msg.thread-target { background: var(--accent-tint); border-radius: 16px; padding-inline: 10px; }
.chat-stream .msg { border-bottom: 1px solid var(--line); }
.card .msg { padding: 10px 0 2px; }
.msg-body { flex: 1; min-width: 0; }
.msg-body header { display: flex; flex-wrap: wrap; align-items: baseline; gap: 2px 8px; }
.msg-body header strong { font-size: 14px; font-weight: 600; min-width: 0; overflow-wrap: anywhere; }
.msg-body time { font-size: 12px; color: var(--ink-2); }
.msg-text { font-size: 15px; line-height: 1.6; margin-top: 6px; overflow-wrap: anywhere; }
.msg-text a { color:var(--accent); text-decoration:underline; text-underline-offset:3px; }
.assistant-working { display:inline-flex; align-items:center; gap:8px; max-width:100%; color:var(--ink-2); }
.assistant-working .ico { width:18px; height:18px; flex:none; color:var(--accent); animation:assistant-spin 1s linear infinite; }
.knowledge-source { max-width:800px; overflow-wrap:anywhere; margin-top:20px; }
.knowledge-source .article-body { margin:24px 0; }
.knowledge-source ul { padding-left:20px; margin:16px 0; }
.knowledge-source li + li { margin-top:6px; }
@keyframes assistant-spin { to { transform:rotate(360deg); } }
.win-card { margin-top: 8px; padding: 16px; border-radius: 12px; background: var(--accent-tint); border: 1px solid var(--line); }
.win-tag { display: flex; align-items: center; gap: 8px; font-size: 11px; font-weight: 600; letter-spacing: .05em; text-transform: uppercase; color: var(--accent); margin-bottom: 8px; }
.win-tag .ico { width: 18px; height: 18px; }
.win-title { font: 700 22px/1.25 var(--head); margin-bottom: 6px; }
.win-card .msg-text + .msg-text { margin-top: 4px; }
.msg-actions { display:flex; flex-wrap:wrap; align-items:center; gap:2px; margin:4px 0 0 -4px; }
.act { display: inline-flex; align-items: center; gap: 7px; min-height: 44px; padding: 0 12px; border-radius: 12px; font-size: 15px; font-weight: 600; color: var(--ink-2); }
.msg-actions .act { min-height:40px; min-width:32px; justify-content:center; padding:0 5px; gap:4px; font-size:12px; border-radius:8px; }
.msg-actions .act .ico { width:17px; height:17px; }
.act:hover { background: var(--paper-2); }
.act .ico { width: 21px; height: 21px; }
.act.on { color: var(--accent); }
.reaction-bar { display:contents; }
.reaction-chip,.reaction-picker-trigger { position:relative; display:inline-flex; align-items:center; justify-content:center; gap:4px; height:40px; min-width:32px; padding:0 8px; border-radius:8px; color:var(--ink-2); font-size:12px; font-weight:600; }
.reaction-chip::before { content:''; position:absolute; inset:6px 1px; border:1px solid var(--line); border-radius:9px; background:var(--card); }
.reaction-chip>* { position:relative; }
.reaction-chip:hover::before,.reaction-picker-trigger:hover { background:var(--paper-2); }
.reaction-chip.on { color:var(--accent); }
.reaction-chip.on::before { border-color:var(--accent); background:var(--accent-tint); }
.reaction-glyph { font-size:16px; line-height:1; }
.reaction-chip .custom-emoji { width:16px; height:16px; }
.reaction-picker-trigger { padding:0; }
.reaction-picker-trigger .ico { width:18px; height:18px; }
.conversation-preview { display:grid; gap:4px; min-width:0; min-height:96px; padding:10px 12px; margin:8px 0 2px; border:1px solid var(--line); border-left:3px solid var(--accent); border-radius:8px; background:var(--card); }
a.conversation-preview:hover { background:var(--accent-tint); }
.preview-meta { display:flex; align-items:center; gap:4px; font-size:11px; font-weight:700; color:var(--ink-2); overflow:hidden; white-space:nowrap; }
.preview-meta span { overflow:hidden; text-overflow:ellipsis; }
.preview-meta .ico,.preview-open .ico { width:14px; height:14px; }
.preview-excerpt { display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; overflow-wrap:anywhere; font-size:14px; line-height:1.4; }
.preview-open { display:flex; align-items:center; gap:6px; color:var(--accent); font-size:12px; font-weight:600; }
.conversation-preview.unavailable { display:flex; align-items:center; gap:8px; min-height:54px; color:var(--ink-2); border-left-color:var(--line); font-size:13px; }
.message-menu { position:fixed; inset:auto; margin:0; width:min(260px,calc(100vw - 24px)); max-height:calc(100dvh - 24px); padding:6px; border:1px solid var(--line); border-radius:12px; color:var(--ink); background:var(--card); box-shadow:0 8px 28px #24242418; }
.message-menu::backdrop { background:transparent; }
.action-dialog { width:min(420px,calc(100vw - 32px)); max-height:calc(100dvh - 32px); margin:auto; padding:24px; overflow:auto; border:1px solid var(--line); border-radius:20px; background:var(--card); color:var(--ink); box-shadow:0 16px 48px #14131930; }
.action-dialog::backdrop { background:#14131970; }
.action-dialog h2 { font-size:22px; line-height:1.3; letter-spacing:-.025em; }
.action-dialog p { margin-top:12px; color:var(--ink-2); font-size:15px; line-height:1.6; }
.action-dialog label { display:block; margin-top:20px; font-size:14px; font-weight:600; }
.action-dialog textarea { display:block; width:100%; margin-top:8px; padding:12px; border:1px solid var(--line); border-radius:12px; background:var(--paper); color:var(--ink); font:400 16px/1.5 var(--font); resize:vertical; }
.action-dialog textarea[aria-invalid="true"] { border-color:var(--danger); }
.action-dialog .dialog-error { margin-top:8px; color:var(--danger); font-size:13px; }
.action-dialog footer { display:flex; justify-content:flex-end; gap:10px; margin-top:24px; }
.action-dialog footer .btn { min-width:96px; white-space:normal; }
.btn-danger { background:var(--danger); color:var(--on-accent); }
.btn-danger:hover { filter:brightness(.94); }
@media (max-width:400px) { .action-dialog { padding:20px; }.action-dialog footer .btn { flex:1; min-width:0; } }
.menu-action { display:flex; align-items:center; gap:10px; width:100%; min-height:42px; padding:8px 10px; border-radius:7px; font-size:14px; }
.menu-action:hover { background:var(--paper-2); }
.menu-action .ico { width:18px; height:18px; }
.menu-action.danger { color: var(--danger); }
.copy-fallback { display:grid; gap:4px; padding:8px; font-size:12px; }
.copy-fallback[hidden] { display:none; }
.copy-fallback input { width:100%; padding:6px; border:1px solid var(--line); border-radius:6px; }
.act.on[data-action^=save] { color: var(--accent); }
.act.ask { color: var(--accent); background: var(--accent-tint); }
.composer { position: relative; display: grid; gap: 4px; padding: 8px 8px 8px 16px; background: var(--card); border: 1px solid var(--composer-line); border-radius: 14px; box-shadow: 0 4px 20px rgba(36, 36, 36, .04); }
.composer-input { display:flex; align-items:flex-end; gap:4px; min-width:0; }
.reply-context { display:flex; align-items:center; gap:4px; padding-top:2px; min-width:0; }
.reply-context[hidden] { display:none; }
.message-quote { display:grid; gap:2px; min-width:0; margin:8px 0; padding:8px 10px; border-left:2px solid var(--accent); border-radius:0 8px 8px 0; background:var(--paper-2); font-size:12px; line-height:1.45; }
.message-quote>strong { color:var(--accent-strong); font-size:12px; font-weight:600; }
.message-quote span { color:var(--ink-2); display:-webkit-box; -webkit-box-orient:vertical; -webkit-line-clamp:2; overflow:hidden; overflow-wrap:anywhere; }
.message-quote:hover { background:var(--accent-tint); }
.reply-context .message-quote { flex:1; margin:0; }
.reply-context .message-quote span { -webkit-line-clamp:1; }
.reply-context>.icon-btn { flex:none; }
.appearance-card { max-width:560px; margin:0 0 20px; }
.appearance-card select { width:100%; }
.composer-ai { display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:4px 8px; padding:6px 2px 0 0; border-top:1px solid var(--line); font-size:12px; color:var(--ink-2); }
.composer-ai[hidden] { display:none; }
.composer-ai>span { display:flex; align-items:center; gap:4px; }
.composer-ai .ico { width:14px; height:14px; }
.composer-ai>.select-control { display:block; max-width:180px; min-width:0; }
.composer-ai .select-trigger { min-height:36px; padding:6px 44px 6px 10px; background-color:var(--paper-2); border-radius:8px; font:inherit; }
.bot-badge { padding:1px 5px; border-radius:4px; font-size:10px; font-weight:600; color:var(--accent-strong); background:var(--accent-tint); }
.generated-image { display:block; margin:12px 0 0; overflow:hidden; border:1px solid var(--line); border-radius:12px; background:var(--paper-2); }
.generated-image img { display:block; width:100%; max-height:420px; object-fit:contain; }
.generated-image>span { display:flex; align-items:center; justify-content:space-between; gap:8px; padding:8px 12px; color:var(--ink-2); font-size:12px; }
.generated-image .ico { width:16px; height:16px; }
.mention { color: var(--accent-strong); background: var(--accent-tint); padding: 1px 4px; border-radius: 5px; font-weight: 600; }
.mention-menu { position: absolute; bottom: calc(100% + 8px); left: 0; right: 0; z-index: 3; max-height: min(240px,40dvh); overflow-y: auto; padding: 6px; background: var(--card); border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow); }
.mention-menu[hidden] { display: none; }
.mention-menu>p { padding: 12px; color: var(--ink-2); font-size: 14px; }
.mention-menu [role=option] { display: flex; align-items: center; gap: 10px; width: 100%; min-height: 60px; padding: 10px; border-radius: 12px; text-align: left; }
.mention-menu [aria-selected=true],.mention-menu [role=option]:hover { background: var(--accent-tint); }
.mention-menu [role=option]>span:last-child { min-width: 0; overflow-wrap: anywhere; }
.mention-menu strong,.mention-menu small { display: block; }
.mention-menu strong { font-size: 16px; }
.mention-menu small { color: var(--ink-2); font-size: 13px; }
.mention-menu .avatar { width: 36px; height: 36px; font-size: 14px; }
#notification-list .card>small { display: block; margin-top: 8px; color: var(--ink-2); }
.composer textarea, .composer input { flex: 1; min-width: 0; border: 0; outline: 0; background: none; resize: none; font-size: 16px; line-height: 1.45; padding: 10px 0; min-height: 44px; max-height: 140px; }
.composer:focus-within { border-color: var(--accent); }
.emoji-trigger { flex:none; color:var(--ink-2); }
.custom-emoji { display:inline-block; width:1.5em; height:1.5em; object-fit:contain; vertical-align:-.35em; }
.emoji-dialog { width:min(352px,calc(100vw - 24px)); max-width:calc(100vw - 24px); max-height:calc(100dvh - 24px); padding:0; margin:auto; overflow:hidden; border:1px solid var(--line); border-radius:16px; color:var(--ink); background:var(--card); box-shadow:0 12px 40px #24242420; }
.emoji-dialog.anchored { position:fixed; inset:auto; margin:0; }
.emoji-dialog::backdrop { background:#24242420; }
.emoji-dialog.anchored::backdrop { background:transparent; }
.emoji-dialog>header { display:flex; justify-content:space-between; align-items:center; gap:12px; padding:4px 8px 0 16px; }
.emoji-dialog h2 { font:700 15px/1.3 var(--font); letter-spacing:0; }
.emoji-dialog>header .icon-btn { width:40px; height:40px; min-height:40px; }
.emoji-dialog>header .ico { width:18px; height:18px; }
.emoji-picker-host { padding:0 4px 8px; }
.emoji-picker-host>p { display:grid; place-items:center; height:min(328px,calc(100dvh - 140px)); padding:16px; font-size:14px; color:var(--ink-2); }
.emoji-dialog emoji-picker { width:100%; height:min(328px,calc(100dvh - 140px)); --num-columns:7; --background:var(--card); --border-color:var(--line); --border-size:0; --input-border-color:var(--line); --input-border-radius:8px; --input-font-color:var(--ink); --input-font-size:16px; --input-placeholder-color:var(--ink-2); --outline-color:var(--accent); --button-active-background:var(--accent-tint); --button-hover-background:var(--paper-2); --category-emoji-size:18px; --category-emoji-padding:6px; --emoji-padding:11px; --emoji-size:22px; --indicator-color:var(--accent); --indicator-height:2px; --input-padding:8px; }
.reaction-dialog footer { display:flex; justify-content:space-between; align-items:center; gap:8px; min-height:44px; padding:0 8px 0 16px; border-top:1px solid var(--line); font-size:12px; color:var(--ink-2); }
.reaction-dialog footer button { min-height:44px; padding:0 10px; color:var(--accent); font-size:13px; font-weight:600; border-radius:8px; }
.reaction-dialog footer button:hover { background:var(--accent-tint); }
@media (max-width:359px) { .emoji-dialog emoji-picker { --num-columns:6; } }
.emoji-upload-preview { display:flex; min-height:104px; align-items:center; justify-content:center; gap:12px; padding:20px; background:var(--paper); border:1px dashed var(--line); border-radius:16px; color:var(--ink-2); }
.emoji-upload-preview img,.emoji-admin-image { object-fit:contain; }
.emoji-admin-image { flex:none; }
.emoji-admin-list .admin-row>div { flex:1; }
.composer ::placeholder { color: var(--ink-2); opacity: 1; }
.send { display: grid; place-items: center; width: 44px; height: 44px; flex: none; border-radius: 50%; background: var(--accent); color: var(--on-accent); }
.send:hover { background: var(--accent-strong); }
.chat-layout > .composer { position: fixed; left: 12px; right: 12px; bottom: calc(var(--tab-h) + var(--safe) + 10px); z-index: 15; }

/* ---------- Clase ---------- */
.back-link { display: inline-flex; align-items: center; gap: 4px; min-height: 44px; margin: -6px 0 6px -6px; padding: 0 10px 0 4px; font-weight: 700; color: var(--accent); border-radius: 12px; }
.lesson-layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: 20px; }
.lesson-main, .topic-grid > *, .course-grid > * { min-width: 0; }
.lesson-main h1 { font-size: 30px; margin: 6px 0 16px; }
.player { position: relative; aspect-ratio: 16 / 9; border-radius: 22px; overflow: hidden; }
.play { position: absolute; right: 16px; bottom: 58px; display: grid; place-items: center; width: 60px; height: 60px; border-radius: 50%; background: var(--paper); color: var(--accent-strong); box-shadow: 0 8px 20px rgba(0, 0, 0, .25); }
.play .ico { width: 26px; height: 26px; margin-left: 3px; }
.player small { position: absolute; left: 10px; right: 10px; bottom: 10px; padding: 6px 10px; border-radius: 10px; background: rgba(36, 36, 36, .78); color: #fff; font-size: 13px; font-weight: 600; text-align: center; }
.lesson-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.lesson-text { color: var(--ink-2); font-size: 17px; }
.exercise { margin: 18px 0; padding: 20px; border-radius: 16px; background: var(--accent-tint); border-left: 3px solid var(--accent); }
.exercise h3 { font-size: 21px; margin: 6px 0; }
.exercise p { color: var(--ink-2); }
.resource { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; padding: 14px; background: var(--card); border: 1px solid var(--line); border-radius: 18px; margin: 12px 0; }
.resource > div { flex: 1 1 180px; min-width: 0; }
.resource p { color: var(--ink-2); font-size: 15px; }
.resource .btn { min-height: 44px; }
.lesson-list { background: var(--card); border: 1px solid var(--line); border-radius: 22px; padding: 16px; height: fit-content; }
.lesson-list h3 { font-size: 20px; }
.lesson-list > p { font-size: 15px; margin: 2px 0 8px; }
.lesson-row { display: flex; align-items: center; gap: 12px; width: 100%; min-height: 56px; padding: 6px 10px; border-radius: 14px; font-weight: 600; }
.lesson-row:hover { background: var(--paper-2); }
.lesson-row.current { background: var(--accent-tint); color: var(--accent-strong); }
.num { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; border: 2px solid var(--line); font-size: 15px; font-weight: 800; flex: none; }
.current .num { border-color: var(--accent); background: var(--accent); color: var(--on-accent); }
.num .ico { width: 18px; height: 18px; }
.lesson-row:not(.current) .num:has(.ico) { background: var(--accent-tint); border-color: var(--accent); color: var(--accent); }
.lesson-help { margin-top: 12px; padding-top: 14px; border-top: 1px dashed var(--line); display: grid; gap: 8px; }
.lesson-help h3 { font-size: 18px; }
.lesson-help p { color: var(--ink-2); font-size: 15px; }
.lesson-bar { position: fixed; left: 0; right: 0; bottom: calc(var(--tab-h) + var(--safe)); z-index: 15; padding: 10px 16px; background: var(--glass); border-top: 1px solid var(--line); }
.lesson-bar .btn { width: 100%; }
.v-lesson { padding-bottom: calc(var(--tab-h) + var(--safe) + 90px); }

/* ---------- Temas, noticias, guardados, búsqueda ---------- */
.topic-grid { display: grid; gap: 16px; }
.topic-intro { padding: 24px; border-radius: 16px; border: 1px solid var(--line); background: var(--card); color: var(--ink); }
.topic-intro .eyebrow { color: var(--accent); }
.topic-intro h2 { font-size: 28px; margin: 8px 0; }
.topic-intro p { color: var(--ink-2); font-size: 16px; }
.topic-intro .btn-ghost { background: var(--card); color: var(--ink); border-color: var(--line); }
.topic-intro .btn-primary { background: var(--accent); color: var(--on-accent); }
.sample-note { margin-bottom: 16px; padding: 12px 14px; border-radius: 14px; background: var(--accent-tint); font-size: 15px; font-weight: 600; }
.news-card { display: grid; background: var(--card); border: 1px solid var(--line); border-radius: 22px; overflow: hidden; box-shadow: var(--shadow); }
.news-copy { padding: 16px; }
.news-copy h2 { font-size: 23px; margin: 6px 0; }
.news-copy p { color: var(--ink-2); }
.saved-list { display: grid; gap: 12px; max-width: 820px; }
.empty { text-align: center; padding: 44px 24px; border: 1px solid var(--line); border-radius: 16px; background: var(--card); display: grid; justify-items: center; gap: 12px; }
.empty h2 { font-size: 21px; max-width: 26ch; }
.empty p { color: var(--ink-2); max-width: 36ch; font-size: 14px; }
.search-form { display: flex; align-items: center; gap: 10px; padding: 8px 8px 8px 16px; margin-bottom: 20px; background: var(--card); border: 1px solid var(--line); border-radius: 14px; }
.search-form:focus-within { border-color: var(--accent); }
.search-form > .ico { color: var(--ink-2); }
.search-form input { flex: 1; min-width: 0; border: 0; outline: 0; background: none; font-size: 16px; min-height: 44px; }
.search-form .btn { min-height: 44px; }
#results > * + * { margin-top: 12px; }

/* ---------- Panel: asistente, hilo, recursos (pantalla completa en móvil) ---------- */
.side-panel { position: fixed; inset: 0; z-index: 50; display: flex; flex-direction: column; background: var(--card); }
.side-panel > header { display: flex; align-items: center; gap: 6px; min-height: 60px; padding: 6px 12px; background: var(--card); border-bottom: 1px solid var(--line); }
.side-panel > header h2 { font-size: 20px; flex: 1; outline: 0; }
.panel-body { flex: 1; overflow-y: auto; padding: 18px 16px; }
.panel-foot { padding: 10px 12px calc(10px + var(--safe)); background: var(--paper); border-top: 1px solid var(--line); }
.assist-intro { text-align: center; padding: 6px 0 4px; }
.orb { display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: var(--accent-tint); color: var(--accent); flex: none; }
.orb.lg { width: 68px; height: 68px; border-radius: 22px; }
.orb.lg .ico { width: 34px; height: 34px; }
.assist-intro h2 { font-size: 27px; margin: 12px 0 6px; }
.assist-intro p { color: var(--ink-2); font-size: 17px; }
.demo-label { display: inline-block; margin-top: 12px; padding: 6px 12px; border-radius: 999px; background: var(--paper-2); font-size: 13.5px; font-weight: 700; color: var(--ink-2); }
.chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin: 18px 0; }
.thread-original { display: flex; gap: 12px; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.thread-original time { margin-left: 10px; }
.thread-original p { margin-top: 4px; font-size: 17px; }
.replies { padding-top: 6px; }
.reply { display: flex; gap: 12px; padding: 12px 0; }
.reply p { font-size: 16px; }
.doc h2 { font-size: 28px; margin: 8px 0 10px; }
.doc h3 { font-size: 20px; margin: 18px 0 6px; }
.doc p { font-size: 17px; color: var(--ink-2); }
.check-item { display: flex; align-items: center; gap: 12px; padding: 14px 0; border-bottom: 1px solid var(--line); color: var(--ink) !important; font-weight: 600; }
.check-item .ico { color: var(--accent); background: var(--accent-tint); border-radius: 50%; padding: 4px; width: 28px; height: 28px; }

#toast { position: fixed; left: 50%; bottom: calc(var(--tab-h) + var(--safe) + 84px); translate: -50% 12px; max-width: calc(100vw - 32px); opacity: 0; pointer-events: none; z-index: 100; padding: 12px 20px; border-radius: 14px; background: var(--ink); color: var(--paper); font-weight: 600; transition: .2s; }
#toast.visible { opacity: 1; translate: -50% 0; }

/* ---------- Tablet ---------- */
@media (min-width: 700px) {
  main { padding: 28px 28px calc(var(--tab-h) + var(--safe) + 28px); }
  .course-grid, .news-grid { grid-template-columns: repeat(2, 1fr); }
  .news-card { grid-template-columns: 240px 1fr; grid-column: 1 / -1; }
  .news-card .cover { aspect-ratio: auto; min-height: 180px; }
  .course-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }

  .quick-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .continue { grid-template-columns: 1fr 1.1fr; }
  .continue .cover { aspect-ratio: auto; min-height: 210px; }
  .topic-grid { grid-template-columns: 1fr 1.2fr; }
  .stat-grid { grid-template-columns: repeat(4, 1fr); }
  .chat-layout > .composer { left: 50%; right: auto; width: min(780px, calc(100vw - 56px)); translate: -50% 0; }
}

/* ---------- Escritorio: barra lateral y paneles contextuales ---------- */
@media (min-width: 1024px) {
  .mob-only, .tabbar, .brand-mini, .lesson-bar { display: none !important; }
  .desk-only { display: inline-flex !important; }
  div.desk-only { display: block !important; }
  .sidebar { display: flex; flex-direction: column; position: fixed; inset: 0 auto 0 0; width: 264px; padding: 28px 16px 20px; background: var(--card); color: var(--ink); border-right: 1px solid var(--line); z-index: 30; overflow-y: auto; }
  .brand { display: flex; align-items: center; gap: 8px; font: 700 19px/1.2 var(--font); letter-spacing: -.04em; padding: 0 4px; }
  .brand small { color: var(--ink-2); font-size: 10px; }
  .sidebar .logo { width: 36px; height: 44px; }
  .search-trigger { display: flex; align-items: center; gap: 10px; min-height: 44px; margin: 28px 0 18px; padding: 0 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); color: var(--ink-2); font-size: 13px; }
  .search-trigger:hover { background: var(--paper-2); }

  .sidebar nav { flex: 1; }
  .nav-label { font-size: 10px; font-weight: 600; letter-spacing: .07em; text-transform: uppercase; color: var(--ink-2); margin: 24px 12px 8px; }
  .nav-item { display: flex; align-items: center; gap: 12px; width: 100%; min-height: 44px; margin: 3px 0; padding: 8px 12px; border-radius: 10px; font-size: 13px; font-weight: 500; color: var(--ink-2); }
  .nav-item:hover { background: var(--paper-2); color: var(--ink); }
  .nav-item.active { background: var(--accent-tint); color: var(--accent); font-weight: 600; }
  .workspace { margin-left: 264px; }
  .topbar { padding: 10px 32px; min-height: 68px; }
  .crumb { display: block; margin-right: auto; color: var(--ink-2); font: 500 13px var(--font); }

  .top-actions { gap: 6px; }
  .top-actions .btn { min-height: 44px; }
  main { padding: 32px 36px 60px; }
  .page-head h1 { font-size: 32px; }
  .welcome h1 { font-size: 34px; }
  .course-grid { grid-template-columns: repeat(3, 1fr); }
  .news-grid { grid-template-columns: 1fr; }
  .home-grid { grid-template-columns: minmax(0, 1fr) 280px; gap: 0 28px; align-items: start; }
  .home-rail { margin-top: 0; position: sticky; top: 92px; min-width: 0; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .course-row { grid-template-columns: repeat(3, minmax(0, 1fr)); }

  .chat-stream { padding-bottom: 20px; }
  .page-head { flex-direction: row; align-items: flex-end; justify-content: space-between; }
  .chat-layout > .composer { position: sticky; left: auto; right: auto; bottom: 20px; width: auto; translate: none; }
  .seg { max-width: 460px; }
  .lesson-layout { grid-template-columns: minmax(0, 1fr) 320px; gap: 32px; align-items: start; }
  .lesson-list { position: sticky; top: 92px; }
  .topic-grid { grid-template-columns: 380px 1fr; }
  .news-card { grid-template-columns: 300px 1fr; }
  .sheet-wrap { display: none; }
  #toast { bottom: 28px; }
  /* Panel contextual a la derecha */
  .side-panel { inset: 0 0 0 auto; width: 420px; border-left: 1px solid var(--line); box-shadow: -8px 0 28px rgba(36, 36, 36, .04); background: var(--card); }
  .side-panel > header { min-height: 68px; padding: 10px 14px 10px 24px; }

  .panel-body { padding: 24px; }
  .panel-foot { background: var(--card); padding: 12px 16px 16px; }
  body.panel-open, body.sheet-open { overflow: auto; }
}
@media (min-width: 1280px) {
  body.panel-open .workspace { margin-right: 420px; }
  body.panel-open .side-panel { box-shadow: none; }
}
@media (min-width: 1024px) and (max-width: 1279px) {
  .home-grid { grid-template-columns: minmax(0, 1fr); }
  .home-rail { position: static; margin-top: 24px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 1024px) {
  body.panel-open .course-grid, body.panel-open .course-row { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1280px) and (max-width: 1799px) {
  body.panel-open .home-grid,
  body.panel-open .lesson-layout,
  body.panel-open .topic-grid { grid-template-columns: minmax(0, 1fr); }
  body.panel-open .home-rail { position: static; margin-top: 24px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  body.panel-open .lesson-list { position: static; }
  body.panel-open .news-card { grid-template-columns: 180px minmax(0, 1fr); }
}
@media (min-width: 1600px) { main { padding-left: 56px; padding-right: 56px; } }
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }

/* Accounts, publishing and first-run states. */
button:disabled { opacity:.6; cursor:wait; }
select { font:inherit; color:inherit; }
.form-grid { display:grid; gap:16px; margin-top:20px; }
.billing-fields,[data-billing-controls] { display:grid; gap:12px; min-width:0; }
.push-card { display: grid; gap: 16px; max-width: 560px; margin: 20px 0; }
.push-card h2 { font-size:24px; }
.push-card p { margin-top:8px; color:var(--ink-2); }
.push-card .btn-row { margin:0; flex-wrap:wrap; }
.account-card { max-width: 560px; overflow-wrap: anywhere; }
.profile-photo { display:flex; align-items:flex-start; gap:20px; padding-bottom:20px; border-bottom:1px solid var(--line); }
.profile-photo-preview .avatar { width:80px; height:80px; font-size:26px; }
.profile-photo-details { flex:1; min-width:0; }
.profile-photo h3 { margin:0 0 6px; font-size:16px; }
.profile-photo p { color:var(--ink-2); font-size:13px; line-height:1.6; }
.profile-photo-actions { display:flex; flex-wrap:wrap; align-items:center; gap:4px 12px; margin-top:12px; }
.profile-photo-actions .link { min-height:44px; font-size:13px; }
.profile-photo-actions [hidden] { display:none; }
#profile-photo-status:not(:empty) { margin-top:10px; }
#profile-photo-status.photo-error { color:var(--danger); }
@media(max-width:440px) { .profile-photo { gap:14px; } .profile-photo-preview .avatar { width:64px; height:64px; font-size:22px; } }
.subscription-card { display:grid; gap:18px; max-width:560px; margin:0 0 24px; overflow-wrap:anywhere; }
.subscription-card h2 { font-size: 23px; }
.subscription-heading { display:flex; align-items:center; justify-content:space-between; gap:12px; }
.billing-provider { padding:5px 10px; border:1px solid var(--line); border-radius:8px; font-size:12px; font-weight:700; }
.billing-status { padding:16px; background:var(--accent-tint); border-radius:14px; }
.billing-status strong { color:var(--accent-strong); }
.subscription-card p { color:var(--ink-2); font-size:15px; line-height:1.6; }
.billing-email { display:grid; gap:2px; }
.billing-email span,.billing-note { color:var(--ink-2); font-size:13px!important; }
.billing-email strong { font-size:15px; }
.billing-actions { display:grid; gap:10px; }
.billing-refresh { justify-self:start; min-height:44px; }
.entry>.subscription-card { margin:0 auto 40px; max-width:460px; }
.form-grid label { display:grid; gap:6px; font-size:14px; font-weight:700; }
.form-grid input:not([type=checkbox]),.form-grid textarea,.form-grid select,.notice input { width:100%; min-width:0; border:1px solid var(--line); border-radius:12px; background:var(--paper); padding:12px; font:400 16px/1.5 var(--font); }
select:not([multiple]),.select-trigger { appearance:none; -webkit-appearance:none; padding-inline-end:44px; background-image:var(--select-arrow); background-repeat:no-repeat; background-position:right 14px center; background-size:16px 16px; }
.select-control { display:block; min-width:0; }
.select-control>select[hidden] { display:none; }
.select-trigger { display:block; width:100%; min-width:0; min-height:50px; padding:12px 44px 12px 12px; border:1px solid var(--line); border-radius:12px; background-color:var(--paper); color:var(--ink); font:400 16px/1.5 var(--font); text-align:start; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; cursor:pointer; }
.select-trigger:hover:not(:disabled) { border-color:var(--ink-2); }
.select-trigger[aria-expanded="true"] { border-color:var(--accent); }
.select-trigger:focus-visible { border-radius:12px; }
.select-trigger:disabled { cursor:not-allowed; opacity:.55; }
.select-menu { position:fixed; z-index:150; padding:6px; overflow-y:auto; overscroll-behavior:contain; scroll-padding:6px; border:1px solid var(--line); border-radius:14px; background:var(--card); color:var(--ink); box-shadow:var(--shadow); font:400 15px/1.4 var(--font); }
.select-option { display:flex; align-items:center; justify-content:space-between; gap:16px; min-height:44px; padding:10px 12px; border-radius:8px; cursor:pointer; }
.select-option>span { min-width:0; overflow-wrap:anywhere; }
.select-option>.ico { width:18px; height:18px; flex:none; visibility:hidden; color:var(--accent); }
.select-option[aria-selected="true"] { color:var(--accent-strong); font-weight:600; }
.select-option[aria-selected="true"]>.ico { visibility:visible; }
.select-option.active { background:var(--accent-tint); }
.select-option[aria-disabled="true"] { color:var(--ink-2); opacity:.5; cursor:not-allowed; }
.form-grid textarea { resize:vertical; }
.form-grid .check-label { display:flex; align-items:flex-start; gap:10px; font-weight:500; }
.check-label input { accent-color:var(--accent); width:20px; height:20px; flex:none; }
small { color:var(--ink-2); }
.entry { min-height:100dvh; max-width:1280px; margin:auto; padding:28px 22px; }
.entry-brand { display:flex; align-items:center; gap:12px; font:700 24px var(--head); }
.entry-brand .ico { width:40px; height:40px; color:var(--accent); }
.entry-grid { display:grid; align-items:center; gap:36px; padding:54px 0; }
.entry-copy h1 { font-size: clamp(38px, 5.5vw, 64px); line-height: 1.08; margin: 18px 0 24px; letter-spacing: -.05em; }
.entry-copy h1 > span { color: var(--accent); }
.entry-copy>p { color: var(--ink-2); max-width: 470px; font-size: 17px; line-height: 1.65; }
.entry-points { display:flex; flex-wrap:wrap; gap:20px; margin-top:30px; font-size:14px; }
.entry-points span { display:flex; align-items:center; gap:8px; }
.entry-card { padding: 32px; max-width: 460px; display: grid; gap: 22px; border-radius: 20px; }
.entry-card h2 { font-size: 27px; }
.entry-card p { color:var(--ink-2); }
.entry-card .logo { width: 52px; height: 52px; border-radius: 16px; background: var(--accent-tint); }
.entry>footer { font-size:13px; color:var(--ink-2); padding:24px 0; border-top:1px solid var(--line); }
.entry>.entry-card { margin:60px auto; }
.notice { padding:14px; background:var(--accent-tint); border-radius:12px; margin-top:16px; overflow-wrap:anywhere; }
.admin-layout { display:grid; gap:24px; align-items:start; }
.admin-main { min-width:0; }
.admin-tabs { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:6px; padding:6px; background:var(--paper-2); border-radius:14px; }
.admin-nav-item { display:flex; align-items:center; gap:10px; min-width:0; min-height:44px; padding:10px 12px; border:0; border-radius:10px; background:transparent; color:var(--ink-2); font:600 13px/1.4 var(--font); text-align:left; }
.admin-nav-item:hover { background:var(--card); color:var(--ink); }
.admin-nav-item.active { background:var(--card); color:var(--accent-strong); box-shadow:0 1px 4px #00000008; }
.admin-nav-item .ico { width:18px; height:18px; flex:none; }
.admin-welcome h2 { font-size:clamp(23px,2.2vw,30px); margin:6px 0; }
.admin-welcome p,.admin-section-heading p { color:var(--ink-2); margin-top:6px; }
.admin-metrics { display:flex; flex-wrap:wrap; gap:12px 24px; margin:24px 0; padding:16px 0; border-block:1px solid var(--line); color:var(--ink-2); font-size:13px; }
.admin-metrics strong { color:var(--ink); font-size:18px; margin-right:4px; }
.admin-task-grid,.admin-create-grid { display:grid; gap:12px; margin:20px 0; }
.admin-task,.admin-create { min-width:0; text-align:left; background:var(--card); color:var(--ink); border:1px solid var(--line); border-radius:16px; padding:20px; }
.admin-task { display:flex; align-items:flex-start; gap:14px; }
.admin-task>span:nth-child(2) { flex:1; min-width:0; }
.admin-task strong,.admin-create strong { display:block; font-size:16px; line-height:1.4; }
.admin-task small,.admin-create small { display:block; font:400 13px/1.6 var(--font); color:var(--ink-2); margin-top:6px; }
.admin-task>.ico { width:18px; height:18px; flex:none; margin-top:8px; color:var(--accent); }
.admin-task:hover,.admin-create:not(:disabled):hover { border-color:var(--accent); }
.admin-task .row-ico,.admin-create .row-ico { width:36px; height:36px; border-radius:10px; flex:none; }
.admin-create { display:grid; gap:10px; align-content:start; }
.admin-create:disabled { opacity:.5; cursor:default; }
.admin-tip { margin-top:24px; }
.admin-tip h3 { display:flex; gap:8px; align-items:center; }
.admin-tip p { color:var(--ink-2); font-size:14px; margin:10px 0; }
.admin-section-heading { margin:30px 0 16px; }
.admin-section-heading:first-child { margin-top:0; }
.admin-details { border:1px solid var(--line); background:var(--card); padding:16px 20px; border-radius:14px; margin:20px 0; }
.admin-details>summary { cursor:pointer; position:relative; list-style:none; padding:4px 40px 4px 0; font-weight:600; font-size:14px; }
.admin-details>summary::-webkit-details-marker { display:none; }
.admin-details>summary::after { content:''; width:7px; height:7px; border-right:2px solid var(--ink-2); border-bottom:2px solid var(--ink-2); transform:translateY(-65%) rotate(45deg); position:absolute; right:14px; top:50%; }
.admin-details[open]>summary::after { transform:translateY(-20%) rotate(225deg); }
.admin-details>summary:focus-visible { outline:2px solid var(--accent); outline-offset:4px; }
.admin-details>p { color:var(--ink-2); font-size:14px; margin:12px 0; }
.admin-details>.knowledge-source { margin:16px 0 0; padding:0; border:0; box-shadow:none; }
.admin-member-search { display:grid; gap:6px; margin:16px 0; font-size:13px; font-weight:600; }
.admin-member-search input { width:100%; padding:10px 12px; border:1px solid var(--line); border-radius:10px; background:var(--paper); color:var(--ink); font:400 16px var(--font); }
.admin-row[hidden] { display:none; }
.daily-admin p { margin:12px 0; font-size:14px; }
.daily-history { margin-top:16px; }
.status-pill { display:inline-flex; padding:5px 10px; border-radius:20px; background:var(--accent-tint); color:var(--accent-strong); font-size:12px; font-weight:600; }
.file-choice { display:flex; gap:12px; align-items:center; flex-wrap:wrap; }
.file-choice>span { color:var(--ink-2); font-size:13px; overflow-wrap:anywhere; }
.file-choice input:focus-visible+label { outline:2px solid var(--accent); outline-offset:4px; }
.file-choice label.btn { display:flex; align-items:center; font-weight:600; cursor:pointer; }
.recap-card { margin:0 0 24px; padding:0 16px; background:var(--accent-tint); border-color:color-mix(in srgb,var(--accent) 14%,var(--line)); }
.home-main>.recap-card,.home-main>.recap-empty { margin-top:24px; }
.recap-heading { display:flex; align-items:center; justify-content:space-between; gap:8px; min-height:60px; }
.recap-heading h2 { margin:0; font-size:19px; }
.recap-date-nav { display:flex; align-items:center; flex:none; gap:0; color:var(--ink-2); }
.recap-date { min-width:44px; text-align:center; white-space:nowrap; font-size:12px; }
.recap-date-button { display:grid; place-items:center; width:38px; min-height:44px; border-radius:8px; color:var(--accent-strong); }
.recap-date-button .ico { width:16px; height:16px; }
.recap-date-button.next .ico,.recap-forward { transform:rotate(180deg); }
.recap-date-button:disabled { opacity:.3; cursor:default; }
.recap-date-button:not(:disabled):hover { background:var(--soft-hover); }
.recap-items { display:grid; }
.recap-item { display:grid; grid-template-columns:auto minmax(0,1fr) 14px; align-items:center; gap:10px; min-height:48px; padding:9px 0; border-top:1px solid color-mix(in srgb,var(--accent) 14%,transparent); color:var(--ink); }
.recap-tag { display:inline-block; max-width:105px; padding:3px 7px; border-radius:6px; background:color-mix(in srgb,var(--accent) 10%,transparent); color:var(--accent-strong); font-size:11px; font-weight:600; line-height:1.5; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; vertical-align:middle; }
.recap-title { min-width:0; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; font-size:14px; }
.recap-item>.ico { width:14px; height:14px; color:var(--accent-strong); }
.recap-item:hover .recap-title { text-decoration:underline; text-underline-offset:3px; }
.recap-foot { display:flex; align-items:center; justify-content:space-between; gap:4px 12px; flex-wrap:wrap; min-height:52px; padding:4px 0; border-top:1px solid color-mix(in srgb,var(--accent) 14%,transparent); }
.recap-foot .link { font-size:12px; min-height:44px; display:inline-flex; align-items:center; }
.recap-history-link { display:flex; align-items:center; gap:6px; min-height:44px; font-size:11px; color:var(--ink-2); }
.recap-history-link:hover { color:var(--accent-strong); }
.recap-history-link .ico { width:15px; height:15px; }
.recap-link-note { font-size:13px; padding:12px 0; }
.recap-archive,.recap-full { max-width:880px; }
.recap-back { display:flex; align-items:center; justify-content:space-between; gap:8px; margin-bottom:20px; }
.recap-back>.link { font-size:13px; }
.recap-group { margin:24px 0; padding:20px; border:1px solid var(--line); border-radius:14px; background:var(--card); }
.recap-group>h2 { margin-bottom:2px; line-height:1; }
.recap-group>h2 .recap-tag { max-width:none; font-size:12px; }
.recap-detail { padding:16px 0; }
.recap-detail+.recap-detail { border-top:1px solid var(--line); }
.recap-detail:last-child { padding-bottom:0; }
.recap-detail h3 { font-size:17px; line-height:1.4; }
.recap-detail p { margin-top:6px; font-size:14px; line-height:1.6; color:var(--ink-2); overflow-wrap:anywhere; }
.recap-sources { display:flex; flex-wrap:wrap; gap:4px 16px; margin-top:8px; }
.recap-sources a { display:flex; align-items:center; gap:6px; min-height:36px; font-size:12px; color:var(--accent-strong); max-width:100%; }
.recap-sources a>span { overflow-wrap:anywhere; }
.recap-sources a:hover { text-decoration:underline; }
.recap-sources .ico { width:14px; height:14px; }
.recap-more { padding:16px; border:1px solid var(--line); border-radius:12px; }
.recap-more summary { cursor:pointer; font-weight:600; font-size:14px; }
.recap-more summary>span { margin-left:6px; color:var(--ink-2); font-weight:400; }
.recap-more>p { font-size:13px; color:var(--ink-2); margin:10px 0; }
.recap-empty { display:flex; gap:12px; margin-bottom:24px; }
.recap-empty .row-ico { flex:none; }
.recap-empty h2 { font-size:18px; }
.recap-empty p { font-size:13px; margin-top:6px; color:var(--ink-2); }
.pinned-strip { margin:0 0 16px; padding:12px 14px; border:1px solid var(--line); border-radius:12px; background:var(--card); }
.pinned-strip h2 { display:flex; gap:7px; align-items:center; margin:0 0 4px; font-size:12px; color:var(--accent-strong); }
.pinned-strip h2 .ico { width:14px; height:14px; }
.pinned-strip h2>span { margin-left:auto; color:var(--ink-2); }
.pinned-link { display:flex; justify-content:space-between; align-items:center; gap:10px; width:100%; border:0; background:transparent; padding:8px 0; color:var(--ink); text-align:left; }
.pinned-link>span { min-width:0; }
.pinned-link>span>strong { display:block; font-size:11px; color:var(--ink-2); font-weight:500; margin-bottom:3px; }
.pinned-excerpt { display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; font-size:13px; line-height:1.5; overflow-wrap:anywhere; }
.pinned-link>.ico { width:14px; height:14px; color:var(--accent); flex:none; }
.pinned-link:hover .pinned-excerpt { color:var(--accent-strong); }
.pinned-more>summary { cursor:pointer; padding:6px 0; font-size:12px; font-weight:600; color:var(--accent); }
.pin-label { display:inline-flex; align-items:center; gap:3px; font-size:10px; color:var(--accent-strong); }
.pin-label .ico { width:12px; height:12px; }
@media(min-width:600px){.admin-task-grid,.admin-create-grid{grid-template-columns:repeat(2,minmax(0,1fr));}.admin-tabs{grid-template-columns:repeat(4,minmax(0,1fr));}}
@media(min-width:1200px){.admin-layout{grid-template-columns:164px minmax(0,1fr);gap:24px;}.admin-tabs{grid-template-columns:1fr;position:sticky;top:90px;background:transparent;padding:0;}.admin-nav-item.active{background:var(--accent-tint);box-shadow:none;}}
@media(max-width:599px){.admin-tabs{grid-template-columns:repeat(4,minmax(0,1fr));gap:4px;}.admin-nav-item{flex-direction:column;justify-content:center;gap:5px;padding:8px 2px;font-size:10px;min-height:52px;text-align:center;}.admin-nav-item .ico{width:17px;height:17px;}.admin-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;font-size:11px;line-height:1.5;}.admin-metrics strong{display:block;margin:0 0 4px;}.admin-task{padding:16px;}.admin-task strong{font-size:15px;}}
.admin-grid > .card { margin: 0; }
.admin-grid { display:grid; gap:20px; margin-top:20px; align-items:start; }
.admin-row { display:flex; align-items:center; justify-content:space-between; gap:12px; padding:16px 0; border-bottom:1px solid var(--line); overflow-wrap:anywhere; }
.admin-row:last-child { border:0; }
.admin-row>div { min-width:0; }
.admin-row small { display:block; }
.admin-row button { flex:none; }
.weekly-workspace { max-width:860px; margin:auto; }
.weekly-intro>.row-ico { margin-bottom:16px; }
.weekly-heading { display:flex; align-items:center; justify-content:space-between; gap:16px; flex-wrap:wrap; }
.weekly-heading h2 { margin:8px 0; }
.weekly-editor,.weekly-review { padding:clamp(18px,4vw,36px); }
.weekly-body { line-height:1.85; overflow-wrap:anywhere; margin:24px 0; }
.weekly-editor textarea { min-height:340px; line-height:1.7; }
.weekly-sources { margin-top:24px; padding-top:20px; border-top:1px solid var(--line); }
.weekly-sources summary,.weekly-review summary { cursor:pointer; font-weight:700; }
.weekly-source { border-top:1px dashed var(--line); margin-top:16px; padding-top:16px; }
.weekly-source p { color:var(--ink-2); font-size:14px; white-space:pre-wrap; overflow-wrap:anywhere; }
.weekly-stats { display:flex; flex-wrap:wrap; gap:12px; }
.weekly-stat { padding:8px 12px; background:var(--card); border-radius:10px; }
@media(min-width:1000px){.weekly-layout { grid-template-columns:1fr 1.25fr; align-items:start; }}
.status-ready { color:var(--accent); font-size:13px; }
.status-pending { color: var(--ink-2); font-size: 13px; }
.article-body { margin:24px 0; overflow-wrap:anywhere; }
.article-body a,.msg-text a { color:var(--accent); text-decoration:underline; }
.msg-text { overflow-wrap:anywhere; }
video { display:block; width:100%; border-radius:18px; background:var(--ink); }
#file-view { margin:20px 0; }
main > .card + .card { margin-top:14px; }
.entry .card { box-shadow: 0 12px 48px rgba(36, 36, 36, .035); }
@media(min-width:800px){ .entry-grid{grid-template-columns:1.2fr 1fr; gap:60px; padding:90px 0;} .admin-grid{grid-template-columns:repeat(2,minmax(0,1fr));} }
@media(min-width:1024px){body.panel-open .admin-grid{grid-template-columns:1fr;} .entry{padding:40px 60px;} }
@media(max-width:380px){.entry-card{padding:20px;}.entry{padding:24px 16px;}.brand-mini{font-size:16px;}.admin-row{flex-wrap:wrap;}}