/* Design 2026-10-12: quiet chat start like familiar AI chat apps, slightly more expressive views.
   All colours are tokens so the optional dark view only swaps this table. Accent: Solopreneurs royal blue. */
:root{
  --bg:#ffffff;--sidebar:#f7f7f8;--surface:#f3f4f6;--card:#ffffff;--composer:#ffffff;
  --line:#e6e7eb;--line-strong:#d4d6dc;
  --text:#1d1d1f;--muted:#6b6c74;--faint:#9a9ba3;--head-text:#3e4150;
  --accent:#0033cc;--accent-fill:#0033cc;--accent-hover:#0a2a99;--on-accent:#ffffff;
  --accent-soft:#f1f5fd;--accent-light:#c5d9f1;--accent-active:#e8ecf8;
  --ink:#1d1d1f;--ink-hover:#000000;--ink-text:#ffffff;
  --danger:#9a2424;--warn:#8e4420;--backdrop:#0008;
  --shadow:0 1px 2px #0000000a,0 6px 20px #0000000a;--card-hover:0 4px 16px #0033cc0d;
  color-scheme:light;
  font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,sans-serif;
  font-size:15px;color:var(--text);background:var(--bg);
}
:root[data-theme="dark"]{
  --bg:#212121;--sidebar:#171717;--surface:#2f2f2f;--card:#272727;--composer:#303030;
  --line:#383838;--line-strong:#4b4b4b;
  --text:#ececec;--muted:#b0b0b8;--faint:#86868e;--head-text:#c9cdd8;
  --accent:#8fb0ff;--accent-fill:#2f5cff;--accent-hover:#4a72ff;--on-accent:#ffffff;
  --accent-soft:#1c2540;--accent-light:#34477a;--accent-active:#232f52;
  --ink:#ececec;--ink-hover:#ffffff;--ink-text:#171717;
  --danger:#ff9a9a;--warn:#f0a36b;--backdrop:#000b;
  --shadow:0 1px 2px #0006,0 6px 20px #0004;--card-hover:0 4px 16px #0006;
  color-scheme:dark;
}

/* ---------- Grundlagen ---------- */
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text)}
button,input,textarea,select{font:inherit;color:inherit}
button,a{touch-action:manipulation}
a{color:inherit}
[hidden]{display:none!important}
h1,h2,h3,p{margin-top:0}
h1{font-weight:600;font-size:2rem;letter-spacing:-.035em;line-height:1.2}
h2{font-size:1.25rem;font-weight:600;letter-spacing:-.02em}
h3{font-size:1rem}
p{line-height:1.6}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
button{cursor:pointer;border:1px solid var(--line);border-radius:999px;background:var(--card);padding:8px 14px;font-size:13px;line-height:1.3}
button:hover{border-color:var(--line-strong);background:var(--surface)}
button:disabled{cursor:default;opacity:.5}
input,select,textarea{background:var(--card);border:1px solid var(--line);border-radius:10px}
select{max-width:100%;padding:8px 12px;border-radius:999px;font-size:13px}
.eyebrow{font-size:11px;font-weight:600;letter-spacing:.06em;color:var(--faint);margin-bottom:8px}
.text-button{border:0;background:none;font-size:12px;color:var(--muted);padding:6px;border-radius:6px}
.text-button:hover{background:none;color:var(--text);text-decoration:underline;text-underline-offset:3px}
.empty{color:var(--muted);font-size:13px}
.storage-warning{font-size:12px;color:var(--warn)}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
/* Primary actions use the accent; everything else stays neutral. */
.search-form button,.login form>button,#key-form>button,#pwa-confirm-install{background:var(--accent-fill);border-color:var(--accent-fill);color:var(--on-accent);font-weight:550}
.search-form button:hover,.login form>button:hover,#key-form>button:hover,#pwa-confirm-install:hover{background:var(--accent-hover);border-color:var(--accent-hover)}

/* ---------- Seitenleiste: letzte Gespräche ---------- */
.sidebar{width:var(--sidebar-width,244px);background:var(--sidebar);border-right:1px solid var(--line);position:fixed;inset:0 auto 0 0;padding:16px 10px 12px;display:flex;flex-direction:column}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;padding:4px 8px;margin-bottom:18px}
.brand-mark{width:30px;height:30px;border-radius:8px;background:var(--accent-fill);color:var(--on-accent);display:grid;place-items:center;font-size:12px;font-weight:700;letter-spacing:-.02em;flex-shrink:0}
.brand-text{font-size:16px;font-weight:650;letter-spacing:-.03em;min-width:0}
.brand-text small{display:block;font-size:11px;letter-spacing:0;font-weight:400;color:var(--muted);margin-top:2px}
.new-chat{text-align:left;margin:0 0 18px;border-radius:10px;padding:9px 12px;font-size:14px;font-weight:550;background:var(--card)}
.sidebar .eyebrow{padding:0 10px;margin-bottom:6px}
#recent{overflow:auto;flex:1;min-height:0}
#recent .recent-entry{display:flex;align-items:center;min-width:0;border-radius:9px}
#recent .recent-open{display:block;flex:1;min-width:0;background:none;border:0;border-radius:9px;text-align:left;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:13px;padding:8px 10px;color:var(--text)}
#recent .recent-download{display:flex;align-items:center;justify-content:center;flex:0 0 36px;width:36px;height:36px;padding:8px;border:0;border-radius:8px;background:none;color:var(--muted)}
.recent-download svg{width:19px;height:19px}
.chat-download-actions{max-width:720px;margin:0 auto 8px;text-align:right}
.chat-export-name{font-weight:600;overflow-wrap:anywhere}
.chat-export-formats{flex-wrap:wrap}
.chat-export-formats button{min-height:44px}
.chat-export-download{display:inline-block;border-radius:999px;padding:11px 18px;background:var(--accent-fill);color:var(--on-accent);text-decoration:none}
.chat-export-download:hover{background:var(--accent-hover)}
.chat-export-download[hidden]{display:none}
#recent button:hover{background:var(--surface)}
#recent .empty{padding:0 10px}
.sidebar-footer{margin-top:auto;padding:12px 8px 0;border-top:1px solid var(--line);color:var(--muted);font-size:11px}
.sidebar-footer p{margin:0 0 6px;padding:0 2px;line-height:1.5}
.sidebar-actions{display:flex;flex-direction:column;gap:2px;margin:0 0 14px;padding:0 0 12px;border-bottom:1px solid var(--line);flex-shrink:0}
.sidebar-actions .text-button{display:flex;align-items:center;text-align:left;font-size:13px;color:var(--text);padding:9px 12px;border-radius:9px;min-height:36px}
.sidebar-actions .text-button:hover{background:var(--surface);text-decoration:none}
#theme-toggle{font-weight:550}
.theme-icon{margin-left:auto;padding-left:8px;font-size:18px;line-height:1}
.sidebar-resize{position:fixed;inset:0 auto 0 calc(var(--sidebar-width,244px) - 4px);width:8px;z-index:2;cursor:col-resize;touch-action:none}
.sidebar-resize:hover,.sidebar-resize:focus-visible{background:var(--accent-light);outline:none}
.resizing-sidebar,.resizing-sidebar *{cursor:col-resize!important;user-select:none!important}

/* ---------- Arbeitsbereich und Menü oben ---------- */
.workspace{margin-left:var(--sidebar-width,244px);min-height:100vh}
.mobile-chat-access{display:none}
header{position:sticky;top:0;z-index:5;background:var(--bg);border-bottom:1px solid var(--line);padding:0 28px}
header nav{display:flex;gap:22px;overflow-x:auto;scrollbar-width:none;white-space:nowrap}
header nav::-webkit-scrollbar{display:none}
nav a{font-size:13px;text-decoration:none;color:var(--muted);padding:18px 0 16px;border-bottom:2px solid transparent;flex-shrink:0}
nav a:hover{color:var(--text)}
nav a.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:550}
.status-line{display:flex;justify-content:space-between;gap:12px;padding:14px 32px 0;color:var(--faint);font-size:11px;max-width:1114px;margin:0 auto}
main{max-width:1050px;margin:auto;padding:20px 32px 60px}

/* ---------- Chat ---------- */
.intro{max-width:670px;margin:20vh auto 26px;text-align:center}
.intro h1{font-size:1.85rem;font-weight:500;letter-spacing:-.03em}
.messages{max-width:760px;margin:auto}
.user-message{margin:20px 0 24px auto;max-width:78%;width:fit-content;background:var(--surface);border-radius:20px;padding:11px 17px;white-space:pre-wrap;line-height:1.55}
.answer{margin:22px 0 32px}
.answer>p{font-size:13px;color:var(--muted)}
.answer>p:not(.source-meta):not(.notice){font-size:15px;line-height:1.7;color:var(--text)}
.answer-streaming p{white-space:pre-wrap}
.streaming-status::after{content:"";display:inline-block;width:.45em;height:.45em;margin-left:.6em;border-radius:50%;background:var(--accent);animation:stream-pulse 1.2s ease-in-out infinite}
@keyframes stream-pulse{50%{opacity:.25}}
.composer{position:sticky;bottom:16px;z-index:3;max-width:740px;margin:24px auto;background:var(--composer);border:1px solid var(--line-strong);border-radius:26px;padding:14px 14px 10px 20px;box-shadow:0 0 0 12px var(--bg),var(--shadow)}
.composer:focus-within{border-color:var(--faint)}
.composer textarea{border:0;background:none;resize:none;width:100%;min-height:50px;padding:4px 0;outline:none!important;font-size:16px;line-height:1.5;color:var(--text);-webkit-text-fill-color:var(--text);opacity:1}
.composer textarea::placeholder{color:var(--faint);-webkit-text-fill-color:var(--faint)}
.composer textarea.voice-pending{color:var(--faint);-webkit-text-fill-color:var(--faint)}
.composer-actions{display:flex;align-items:center;justify-content:flex-end;gap:8px}
.icon-button{width:36px;height:36px;padding:8px;border:0;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:transparent;color:var(--muted)}
.icon-button:hover{background:var(--surface);color:var(--text)}
.icon-button svg{width:21px;height:21px}
.send,.answer-stop{background:var(--ink);color:var(--ink-text)}
.send:hover,.answer-stop:hover{background:var(--ink-hover);color:var(--ink-text)}
.send:disabled{opacity:.25}
.microphone{white-space:nowrap}
.microphone:disabled{opacity:.4}
.voice-finish{width:auto;border-radius:999px;padding:8px 15px;gap:6px;background:var(--accent-fill);color:var(--on-accent)}
.voice-finish:hover{background:var(--accent-hover);color:var(--on-accent)}
.composer-actions .voice-finish span{color:inherit;font-size:13px;font-weight:550}
.voice-cancel{background:transparent}
.voice-status{font-size:12px;color:var(--accent);margin:6px 0;line-height:1.5}
.voice-status[role="alert"]{color:var(--danger)}
.voice-wave{min-height:50px;display:flex;align-items:center;justify-content:center;gap:3px;padding:4px 0;overflow:hidden}
.voice-wave span{flex:1;max-width:5px;height:3px;border-radius:4px;background:var(--accent);transition:height .08s linear}
.chat-options{max-width:720px;margin:14px auto}
.chat-options summary{font-size:11px;color:var(--muted)}
.chat-options .ai-access{margin:16px 0 10px}
.footnote{font-size:11px;color:var(--muted)}
.chat-options .footnote{text-align:left}
.ai-access{max-width:740px;margin:0 auto 20px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.ai-access label{font-size:12px}
.ai-access select{font-size:12px}
.ai-access .source-meta{margin:0}
.ai-access button{font-size:12px}
main>.notice{margin:0 0 20px}
/* Chat citations open details on demand, keeping excerpts out of the conversation. */
.citation-link{display:inline-flex;align-items:center;justify-content:center;min-width:22px;height:19px;padding:0 6px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:11px;font-weight:600;text-decoration:none;white-space:nowrap;vertical-align:1px}
.citation-link:hover,.citation-link:focus-visible{background:var(--accent-light)}
.source-links{border-top:1px solid var(--line);padding-top:12px;margin-top:18px;display:grid;gap:6px}
.source-links>p{margin:0}
.source-link{font-size:12px;line-height:1.5;color:var(--muted);overflow-wrap:anywhere;text-decoration:none}
.source-link:hover{color:var(--accent);text-decoration:underline;text-underline-offset:3px}

/* ---------- Quellen- und Inhaltskarten ---------- */
.source{border:1px solid var(--line);border-radius:14px;padding:17px 19px;margin:12px 0;background:var(--card)}
.source p{font-size:13px;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.7;margin:10px 0}
.source h2{font-size:17px;margin-bottom:8px}
.source-meta{font-size:11px;color:var(--muted);margin-bottom:8px}
.source-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.source-actions button{font-size:12px}
.source-actions a{font-size:12px;padding:6px 4px;color:var(--accent);text-underline-offset:3px}
.notice{background:var(--surface);padding:13px 16px;border-radius:12px;font-size:12px;color:var(--muted);line-height:1.7;margin:16px 0}
.notice p{margin-bottom:10px}
details{margin:22px 0}
summary{cursor:pointer;font-size:13px}

/* ---------- Unterseiten: Kopfbereich ---------- */
.view-head{position:relative;overflow:hidden;background:var(--accent-soft);border-radius:20px;padding:28px 32px 24px;margin:0 0 26px}
.view-head::before,.view-head::after{content:"";position:absolute;border-radius:50%;border:2px solid var(--accent-light);pointer-events:none}
.view-head::after{right:-60px;top:-70px;width:230px;height:230px;opacity:.8}
.view-head::before{right:40px;top:36px;width:120px;height:120px;opacity:.55}
.view-head>*{position:relative;z-index:1}
.view-head .eyebrow{color:var(--accent);text-transform:uppercase;letter-spacing:.1em;font-weight:650}
.view-head h1{color:var(--accent);font-size:2rem;font-weight:650;margin-bottom:8px;overflow-wrap:anywhere}
.view-head p,.view-description{color:var(--head-text);max-width:640px;font-size:14px;margin-bottom:0}
.view-head .search-form{margin:18px 0 0;max-width:600px}
.view-head .stats{margin:16px 0 0;padding:0;border:0}
.view-link{display:inline-block;padding:6px 0;margin-right:14px;font-size:13px;color:var(--accent);text-underline-offset:3px;overflow-wrap:anywhere}
.view-link:hover{color:var(--accent-hover)}
.view-link[aria-current="page"]{font-weight:650;text-decoration-thickness:2px;text-underline-offset:6px}
.view-tools{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin:16px 0}
.view-tools input{padding:9px 14px;border-radius:999px;min-width:220px}
.search-form{display:flex;gap:8px;margin-bottom:24px;background:var(--card);border:1px solid var(--line-strong);border-radius:999px;padding:4px 4px 4px 16px}
.search-form input{width:100%;padding:9px 0;border:0;outline:none;background:none}
.search-form:focus-within{border-color:var(--accent)}
.stats{display:flex;gap:6px 22px;flex-wrap:wrap;margin:0 0 26px;padding:0 0 14px;border-bottom:1px solid var(--line)}
.stat{display:flex;gap:6px;align-items:baseline}
.stat dt{order:2;color:var(--muted);font-size:13px}
.stat dd{margin:0;font-size:15px;font-weight:650}

/* ---------- Blog & Kalender ---------- */
.blog-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:32px;align-items:start}
.calendar-box{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px;position:sticky;top:76px}
.calendar-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px;font-size:13px}
.calendar-toolbar button{padding:4px 10px;border:0;background:none;color:var(--muted)}
.calendar-toolbar button:hover{background:var(--surface);color:var(--text)}
.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:2px;text-align:center}
.calendar-grid .weekday{font-size:10px;color:var(--faint);padding:4px 0}
.calendar-grid .day{padding:7px 0;font-size:12px;color:var(--faint)}
.calendar-grid button{padding:0;aspect-ratio:1;border:0;border-radius:50%;background:var(--accent-fill);color:var(--on-accent);font-size:12px;font-weight:600}
.calendar-grid button:hover{background:var(--accent-hover)}
.calendar-note{display:flex;align-items:center;gap:6px;margin:10px 0 0;color:var(--muted);font-size:11px}
.calendar-note::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent-fill);flex-shrink:0}
.meeting{scroll-margin-top:80px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px 22px;margin-bottom:14px;transition:border-color .2s,background .2s}
.meeting.highlight{border-color:var(--accent);background:var(--accent-soft)}
.meeting h2{font-size:18px;margin-bottom:8px}
.meeting p{font-size:14px;color:var(--head-text)}
.meeting .date{font-size:11px;font-weight:650;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);margin-bottom:6px}
.meeting .source-meta{font-size:12px;font-style:italic}
.meeting-evidence{margin:14px 0 0}
.meeting-evidence summary{font-size:12px;color:var(--muted)}
.meeting-chapters{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px 16px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
.meeting-chapters h3{grid-column:1/-1;font-size:14px;margin:0 0 6px}
.meeting-chapters .text-button{text-align:left;white-space:normal;overflow-wrap:anywhere;line-height:1.5;font-size:12px;padding:5px 0}
@media(max-width:650px){.meeting-chapters{grid-template-columns:1fr}}

/* ---------- Materialien ---------- */
.list-controls{display:flex;flex-wrap:wrap;align-items:end;gap:12px 24px;margin:18px 0}
.list-control{display:flex;flex-direction:column;gap:6px;max-width:100%}
.list-control label{font-size:13px;color:var(--muted)}
.list-control select{max-width:100%}
.material-list h2{margin-top:22px}
.material{display:flex;gap:16px;justify-content:space-between;align-items:center;padding:16px 2px;border-bottom:1px solid var(--line)}
.material strong{font-size:14px}
.material p{font-size:12px;color:var(--muted);margin:4px 0 0}
.material .source-actions{flex-shrink:0;justify-content:flex-end}

/* ---------- Mitglieder ---------- */
.member-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:12px}
.member-list>.source-meta{grid-column:1/-1;margin:0}
.member-card{display:grid;grid-template-columns:48px 1fr;gap:14px;border:1px solid var(--line);background:var(--card);padding:18px;border-radius:14px;transition:border-color .15s,box-shadow .15s}
.member-card:hover{border-color:var(--accent-light);box-shadow:var(--card-hover)}
.member-card>div{min-width:0}
.member-card>div>.view-link:first-child{font-size:16px;font-weight:600;color:var(--text);text-decoration:none;padding-top:2px}
.member-card>div>.view-link:first-child:hover{color:var(--accent)}
.member-card p{margin:2px 0}
.member-card .view-tools{gap:2px 0;margin:8px 0 0}
.member-card .view-tools .view-link{font-size:12px}
.member-avatar{width:48px;height:48px;display:grid;place-items:center;background:var(--accent-soft);border:1px solid var(--accent-light);border-radius:50%;font-size:18px;font-weight:650;color:var(--accent);overflow:hidden}
.member-avatar img{width:100%;height:100%;object-fit:cover}

/* ---------- Konzepte ---------- */
.concept-tools{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin:18px 0}
.concept-tools h2{font-size:17px;margin:0}
.concept-grid{display:grid;grid-template-columns:1fr;gap:10px}
.concept-grid .source{margin:0;max-width:none;padding:15px 20px;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:16px 24px}
.concept-grid .source h2{font-size:17px;margin-bottom:5px}
.concept-grid .source p{font-size:13px;line-height:1.5;white-space:normal;margin:0}
.concept-grid .view-link{margin:0;font-weight:550;text-decoration:none;white-space:nowrap}
@media(max-width:650px){.concept-grid .source{grid-template-columns:1fr;gap:8px}.concept-grid .view-link{justify-self:start}}
.concept-summary{padding:22px 24px;background:var(--accent-soft);border:1px solid var(--accent-light);border-radius:16px;margin:0 0 30px}
.concept-summary>h2{display:inline-block;font-size:11px;font-weight:650;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);background:var(--card);border:1px solid var(--accent-light);border-radius:999px;padding:4px 10px;margin-bottom:12px}
.concept-summary>p{white-space:pre-wrap;color:var(--text);font-size:14px}
.concept-summary .source-meta{color:var(--muted)}

/* ---------- Lernreise ---------- */
.journey-rail{border-left:2px solid var(--accent-light);margin:26px 0 0 8px;padding:0 0 0 28px}
.journey-day{position:relative;padding:4px 0 24px}
.journey-day::before{content:"";position:absolute;left:-37px;top:7px;width:12px;height:12px;background:var(--bg);border:3px solid var(--accent-light);border-radius:50%}
.journey-day.has-meeting::before{background:var(--accent-fill);border-color:var(--accent-fill)}
.journey-day h2{font-size:15px;margin-bottom:8px}
.journey-day .source{max-width:680px}
.journey-day .view-tools{margin:8px 0 0}

/* ---------- Gruppenaktivität ---------- */
.activity-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:0 0 20px}
.activity-metric{background:var(--accent-soft);padding:18px 20px;border-radius:14px;display:flex;flex-direction:column;gap:4px}
.activity-metric strong{font-size:28px;color:var(--accent);letter-spacing:-.03em}
.activity-metric span{font-size:12px;color:var(--head-text)}
.activity-chart{padding:22px 0;border-bottom:1px solid var(--line)}
.activity-chart h2{font-size:16px}
.activity-row{display:grid;grid-template-columns:minmax(110px,220px) minmax(40px,1fr) 40px;gap:14px;align-items:center;margin:10px 0;font-size:13px}
.activity-row>button{text-align:left;border:0;padding:0;background:none;border-radius:0;overflow-wrap:anywhere;color:var(--text)}
.activity-row>button:hover{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.activity-row>span{font-size:12px;color:var(--muted)}
progress{-webkit-appearance:none;appearance:none;width:100%;height:10px;border:0;border-radius:6px;background:var(--surface);overflow:hidden}
progress::-webkit-progress-bar{background:var(--surface);border-radius:6px}
progress::-webkit-progress-value{background:var(--accent-fill);border-radius:6px}
progress::-moz-progress-bar{background:var(--accent-fill);border-radius:6px}
.connection-list svg{width:100%;height:auto;margin:22px 0}
.connection-list svg line{stroke:var(--accent-light);stroke-width:2}
.connection-list svg circle{fill:var(--accent-fill)}
.connection-list svg text{font-size:13px;fill:var(--text)}
.connection-list p{font-size:12px}

/* ---------- Dialoge ---------- */
dialog{border:1px solid var(--line);border-radius:18px;max-width:900px;width:90%;padding:20px 22px;background:var(--bg);color:var(--text);box-shadow:0 20px 60px #0003}
dialog::backdrop{background:var(--backdrop)}
.dialog-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.dialog-header button{border:0;background:none;width:34px;height:34px;padding:0;border-radius:50%}
.dialog-header button:hover{background:var(--surface)}
dialog p{font-size:12px;color:var(--muted);margin-top:16px}
body.chat-list-open{overflow:hidden}
#mobile-chat-dialog{width:calc(100vw - 24px);max-width:520px;max-height:calc(100dvh - 32px - env(safe-area-inset-top) - env(safe-area-inset-bottom));padding:18px;overflow:hidden}
#mobile-chat-dialog[open]{display:flex;flex-direction:column}
#mobile-chat-dialog .dialog-header{flex:none;margin:0 0 4px}
#mobile-chat-title{font-size:20px;margin:0}
#mobile-chat-dialog #close-mobile-chats{flex:none;width:44px;height:44px;font-size:20px}
#mobile-chat-storage{flex:none;margin:0 0 16px}
#mobile-chat-dialog label{font-size:13px;margin-bottom:6px}
#mobile-chat-search{flex:none;width:100%;font-size:16px;min-height:44px;padding:10px 12px}
#mobile-chat-results{flex:none;margin:8px 0;font-size:12px;min-height:18px}
#mobile-chat-list{min-height:0;overflow:auto;overscroll-behavior:contain}
#mobile-chat-list .recent-entry{display:flex;align-items:center;border-bottom:1px solid var(--line);gap:6px}
#mobile-chat-list .recent-open{flex:1;min-width:0;min-height:52px;padding:13px 10px;border:0;background:none;text-align:left;white-space:normal;overflow-wrap:anywhere;font-size:14px;line-height:1.5;border-radius:8px}
#mobile-chat-list .recent-open[aria-current="true"]{background:var(--accent-soft);font-weight:600}
#mobile-chat-list .recent-download{flex:none;display:grid;place-items:center;width:44px;height:44px;padding:10px;border:0;background:none;border-radius:8px;color:var(--muted)}
#mobile-chat-list button:hover{background:var(--surface)}
#mobile-chat-list .empty{margin:12px 0;line-height:1.6}
#video-frame iframe{width:100%;aspect-ratio:16/9;min-height:200px;border:0;border-radius:10px}
#context-dialog{max-width:700px}
#context,#source-detail{max-height:70vh;overflow:auto}
#source-detail .source{margin:0}
#asset-detail img,#asset-detail video{display:block;max-width:100%;max-height:65vh;margin:16px auto;border-radius:8px}
body.material-open{overflow:hidden}
#asset-dialog{box-sizing:border-box;width:calc(100vw - 24px);max-width:1200px;height:calc(100dvh - 32px);max-height:calc(100dvh - 32px);padding:0;overflow:hidden}
#asset-dialog[open]{display:flex;flex-direction:column}
#asset-dialog .dialog-header{flex:none;gap:8px;margin:0;padding:12px 14px;border-bottom:1px solid var(--line)}
#asset-title{flex:1;min-width:0;overflow-wrap:anywhere;font-size:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
#asset-download{flex:none;color:var(--accent);font-size:13px;padding:12px 0;text-underline-offset:3px}
#asset-dialog #close-asset{flex:none;width:44px;height:44px;font-size:20px}
#asset-detail{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;padding:12px}
.material-preview{min-width:0}
.material-html{display:block;width:100%;height:calc(100dvh - 160px);min-height:280px;border:0;border-radius:8px;background:white}
.material-text{white-space:pre-wrap;overflow-wrap:anywhere;font-family:inherit;font-size:14px;line-height:1.6}
#asset-detail audio{display:block;width:100%;margin:20px auto}
.material-meta{border-top:1px solid var(--line);padding:10px 0;margin-top:14px}
.pdf-toolbar{display:flex;align-items:center;flex-wrap:wrap;gap:6px;margin-bottom:10px}
.pdf-toolbar button{min-width:44px;min-height:44px;padding:8px;font-size:16px}
.pdf-toolbar input{width:54px;padding:8px 4px;min-height:44px;box-sizing:border-box;font-size:16px;text-align:center}
.pdf-toolbar span{font-size:12px}
.pdf-viewport{overflow:auto;max-width:100%;background:var(--surface);padding:8px;overscroll-behavior:contain}
.pdf-viewport canvas{display:block;margin:0 auto;background:white}
.pdf-status{margin:12px 0}
@media(max-width:640px){
  #asset-dialog{width:calc(100vw - 16px);height:calc(100dvh - 24px - env(safe-area-inset-top) - env(safe-area-inset-bottom));max-height:calc(100dvh - 24px - env(safe-area-inset-top) - env(safe-area-inset-bottom));border-radius:12px}
  #asset-dialog .dialog-header{padding:6px 8px}
  #asset-detail{padding:8px}
  #asset-title{font-size:12px}
  #asset-download{font-size:12px}
}
#day-dialog{width:760px;max-width:94vw}
#key-dialog{max-width:540px}
#key-form{display:grid;gap:12px}
#key-form>input{width:100%;padding:12px}
#key-form label{font-size:12px;line-height:1.6}
.key-consent{display:flex;align-items:flex-start;gap:10px}
.key-consent input{margin-top:4px}
#key-error{color:var(--danger);margin:0}

/* ---------- Anmeldung ---------- */
.login{max-width:440px;margin:14vh auto;padding:32px 30px;border:1px solid var(--line);border-radius:22px;background:var(--card);box-shadow:var(--shadow)}
.login .eyebrow{color:var(--accent)}
.login h1{font-size:1.8rem}
.login form{display:grid;gap:12px;margin-top:24px}
.login input{padding:12px 14px}
.login label{font-size:13px}
.login p{color:var(--muted)}
.login form>button{padding:11px 16px;font-size:14px}
#login-error{font-size:13px;color:var(--danger)}
.login .password-visibility{display:flex;align-items:center;gap:8px;min-height:32px;cursor:pointer}
.login .password-visibility input{width:18px;height:18px;margin:0;padding:0;accent-color:var(--accent-fill)}

/* ---------- Responsiv ---------- */
@media(max-width:1100px){.blog-layout{grid-template-columns:1fr;gap:24px}.calendar-box{position:static;max-width:300px;width:100%}}
@media(max-width:900px){header{padding:0 18px}header nav{gap:16px}main{padding:16px 20px 50px}.status-line{padding:12px 20px 0}.view-head{padding:24px 24px 20px}.activity-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}.concept-grid{grid-template-columns:1fr}}
@media(max-width:640px){
  .sidebar{position:relative;width:auto;border-right:0;border-bottom:1px solid var(--line);padding:12px 14px;display:block}
  .brand{margin-bottom:10px;padding:0}.brand-mark{width:26px;height:26px;font-size:11px}.sidebar .eyebrow,.sidebar-footer p{display:none}
  .sidebar>.new-chat,#recent{display:none}
  .mobile-chat-access{display:block;padding:10px 0 4px}
  .mobile-chat-buttons{display:flex;gap:8px}
  .mobile-chat-buttons button{min-height:44px;padding:10px 12px;font-size:13px;border-radius:10px}
  #mobile-chats{background:var(--accent-soft);border-color:var(--accent);font-weight:600}
  .mobile-chat-access p{font-size:11px;color:var(--muted);margin:6px 0 0}
  #recent .recent-entry{max-width:240px;flex-shrink:0;background:var(--card);border:1px solid var(--line);border-radius:12px}
  #recent .recent-open{max-width:180px;font-size:12px;padding:10px 12px;min-height:44px}
  #recent .recent-download{flex-basis:44px;width:44px;height:44px}
  #recent .empty{display:none}
  .sidebar-footer{border-top:0;padding:8px 0 0}
  .sidebar-actions{flex-direction:row;flex-wrap:wrap;gap:0 4px;margin:0;padding:0;border-bottom:0}
  .sidebar-actions .text-button{font-size:12px;min-height:32px;padding:5px 4px;color:var(--muted);border-radius:6px}
  .sidebar-actions .text-button:hover{background:none;color:var(--text);text-decoration:underline}
  #theme-toggle{font-weight:400}.theme-icon{display:none}
  .workspace{margin-left:0}.sidebar-resize{display:none}
  header{padding:0 14px}nav a{font-size:12px;padding:14px 0 12px}
  header nav{padding-right:28px;-webkit-mask-image:linear-gradient(to right,#000 calc(100% - 28px),transparent);mask-image:linear-gradient(to right,#000 calc(100% - 28px),transparent)}
  main{padding:14px 16px 40px}.status-line{padding:10px 16px 0;font-size:10px}
  .intro{margin-top:10vh}.intro h1{font-size:1.55rem}
  .composer{padding:12px 10px 8px 16px;border-radius:22px}
  .user-message{max-width:88%}
  .view-head{padding:20px 18px 18px;border-radius:16px}.view-head h1{font-size:1.6rem}.view-head::before{display:none}
  .view-tools input{min-width:0;width:100%}
  .member-list{grid-template-columns:1fr}.member-card{grid-template-columns:42px 1fr;gap:12px;padding:15px}.member-avatar{width:42px;height:42px;font-size:16px}
  .material{flex-direction:column;align-items:flex-start}.material .source-actions{justify-content:flex-start}
  .activity-row{grid-template-columns:minmax(95px,40%) minmax(30px,1fr) 30px;gap:8px}
  .journey-rail{padding-left:20px}.journey-day::before{left:-29px}
  .composer textarea,.search-form input,.view-tools input,.login input,#guest-key{font-size:16px}
}
@media(prefers-reduced-motion:reduce){.streaming-status::after{animation:none}.voice-wave span{transition:none}}

/* One open overview separates questions, recordings and documents. */
.next-steps{margin:24px 0 20px;border:1px solid var(--line);border-radius:16px;background:var(--card);overflow:hidden}
.next-steps>h2{margin:0;padding:17px 20px;background:var(--accent-soft);font-size:16px;letter-spacing:-.02em}
.next-step-group{padding:12px 20px}
.next-step-group+.next-step-group{border-top:1px solid var(--line)}
.next-step-group>h3{font-size:12px;font-weight:650;color:var(--muted);margin:0 0 6px;letter-spacing:.015em}
.next-step-list{display:grid;gap:0}
.next-step-invitation{font-size:13px;line-height:1.55;margin:0 0 12px;color:var(--muted)}
.next-step-question{display:grid;grid-template-columns:24px 1fr 16px;gap:10px;align-items:start;min-width:0;width:100%;text-align:left;border:0;border-radius:8px;padding:10px 8px;margin:0 -8px;background:none;font-size:14px;line-height:1.5}
.next-step-question:hover{background:var(--accent-soft)}
.next-step-question-mark{width:23px;height:23px;display:grid;place-items:center;border-radius:6px;background:var(--accent-soft);color:var(--accent);font-size:13px;font-weight:650}
.next-step-arrow{color:var(--faint);line-height:23px}
.next-step-own{justify-self:start;border:0;border-radius:6px;padding:7px 0;margin-top:4px;font-size:12px;color:var(--muted);background:none;text-decoration:underline;text-underline-offset:3px}
.next-step-own:hover{background:none;color:var(--accent)}
.next-step-row{display:grid;grid-template-columns:36px minmax(0,1fr) auto;gap:12px;align-items:center;padding:10px 0}
.next-step-row+.next-step-row{border-top:1px solid var(--line)}
.next-step-icon{display:grid;place-items:center;width:36px;height:36px;border-radius:10px;font-size:16px;background:var(--surface);color:var(--muted)}
.next-step-icon.is-video{background:var(--accent-soft);color:var(--accent);font-size:14px}
.next-step-content{min-width:0;overflow-wrap:anywhere}
.next-step-title{margin:0;font-size:14px;font-weight:550;line-height:1.45}
.next-step-meta{margin:4px 0 0;font-size:11px;color:var(--muted);line-height:1.45}
.next-step-description{margin:5px 0 0;font-size:12px;color:var(--muted);line-height:1.5}
.next-step-open{white-space:nowrap;border:1px solid var(--line);border-radius:8px;padding:8px 11px;font-size:12px;text-decoration:none;background:var(--card);text-align:center}
.next-step-open:hover{background:var(--accent-soft);border-color:var(--accent-light);color:var(--accent)}
@media(max-width:600px){
  .next-steps>h2{padding:15px 14px}
  .next-step-group{padding:14px}
  .next-step-row{grid-template-columns:32px minmax(0,1fr);column-gap:10px;row-gap:9px}
  .next-step-icon{width:32px;height:32px;align-self:start}
  .next-step-open{grid-column:2;justify-self:start;white-space:normal}
  .next-step-question{font-size:14px}
}