/* Basis-Layout und wiederverwendbare Klassen — siehe docs/specific/ui-design-system.md.
   Keine Inline-Styles im Produktivcode; der Mockup nutzt sie nur, weil er ein
   Einzeldokument ist. */

@font-face{font-family:'IBM Plex Sans';src:url('../fonts/IBMPlexSans-Regular.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'IBM Plex Sans';src:url('../fonts/IBMPlexSans-Medium.woff2') format('woff2');font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:'IBM Plex Sans';src:url('../fonts/IBMPlexSans-SemiBold.woff2') format('woff2');font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:'IBM Plex Sans';src:url('../fonts/IBMPlexSans-Bold.woff2') format('woff2');font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:'IBM Plex Mono';src:url('../fonts/IBMPlexMono-Regular.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'IBM Plex Mono';src:url('../fonts/IBMPlexMono-Medium.woff2') format('woff2');font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:'IBM Plex Mono';src:url('../fonts/IBMPlexMono-SemiBold.woff2') format('woff2');font-weight:600;font-style:normal;font-display:swap}

*, *::before, *::after { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--t2);
  font-family: 'IBM Plex Sans', system-ui, sans-serif;
  font-size: 13px;
  line-height: 1.45;
  letter-spacing: .002em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
html[data-theme=white] body { -webkit-font-smoothing: auto; }
a { color: var(--ac); text-decoration: none; }
a:hover { opacity: .8; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; font-size: inherit; }

.mono { font-family: 'IBM Plex Mono', monospace; font-weight: 500; }

/* Layout */
.app-shell { display: flex; flex-direction: column; min-height: 100vh; }
html[data-fontsize=gross] .app-shell { zoom: 1.15; }
.app-header {
  height: calc(52px + env(safe-area-inset-top)); display: flex; align-items: center; gap: 14px;
  padding: env(safe-area-inset-top) 20px 0;
  border-bottom: 1px solid var(--ln); background: var(--card); position: sticky; top: 0; z-index: 50;
}
.app-header .brand { font: 600 13px 'IBM Plex Sans'; color: var(--t2); }
.app-header .brand-logo { height: 16px; width: auto; display: block; }
.app-header .brand-logo-light { display: none; }
html[data-theme=white] .app-header .brand-logo-dark { display: none; }
html[data-theme=white] .app-header .brand-logo-light { display: block; }
@media (prefers-color-scheme: light) {
  html:not([data-theme]) .app-header .brand-logo-dark { display: none; }
  html:not([data-theme]) .app-header .brand-logo-light { display: block; }
}
.app-nav { display: flex; gap: 4px; margin-left: 8px; }
.app-nav a {
  padding: 7px 12px; border-radius: 7px; font: 500 11.5px 'IBM Plex Sans'; color: var(--t3);
}
.app-nav a.active { background: var(--chip); color: var(--t2); }
.app-nav .nav-icon { display: none; }
.menu-button {
  display: none; width: 30px; height: 30px; flex: none; border-radius: 8px; border: 1px solid var(--ln);
  background: transparent; align-items: center; justify-content: center; font-size: 14px; color: var(--t3);
}
.app-header .spacer { margin-left: auto; }
.app-main { flex: 1; padding: 24px; max-width: 1400px; width: 100%; margin: 0 auto; }

/* Direct (2t) — die Seite selbst scrollt nicht, .direct-shell füllt den
   verbleibenden Platz exakt aus. So bleiben Chateingabe und Kanal-Aktionen
   immer sichtbar, unabhängig von Kopfzeilenhöhe, mobiler Bodenleiste oder
   Adressleiste des Browsers — keine Magic-Number-Berechnung nötig. */
body.no-page-scroll { height: 100dvh; overflow: hidden; }
body.no-page-scroll .app-shell { height: 100%; }
body.no-page-scroll .app-main { display: flex; flex-direction: column; min-height: 0; overflow: hidden; }
.direct-shell { flex: 1; min-height: 0; }

/* Theme-Umschalter */
.theme-picker { display: flex; gap: 2px; padding: 3px; border: 1px solid var(--ln); border-radius: 8px; background: var(--sub); }
.theme-picker button {
  display: flex; align-items: center; gap: 7px; border: 0; cursor: pointer; border-radius: 6px;
  padding: 5px 10px; font: 600 10px 'IBM Plex Mono'; letter-spacing: .06em; text-transform: uppercase;
  background: transparent; color: var(--t4);
}
.theme-picker .swatch { width: 9px; height: 9px; border-radius: 3px; border: 1px solid var(--ln); }
html[data-theme=black] .theme-picker button[data-theme-option=black],
html[data-theme=dark] .theme-picker button[data-theme-option=dark],
html[data-theme=white] .theme-picker button[data-theme-option=white] { background: var(--ac); color: var(--acFg); }

/* Usermenü — Avatar-Dropdown: Darstellung (Theme), Schriftgröße, Abmelden */
.user-menu { position: relative; }
.user-menu-trigger {
  display: flex; align-items: center; gap: 8px; border: 1px solid var(--ln); cursor: pointer;
  padding: 4px 10px 4px 4px; border-radius: 20px; background: transparent;
}
.user-menu-avatar {
  width: 26px; height: 26px; flex: none; border-radius: 50%; background: var(--chip);
  display: grid; place-items: center; font: 600 10px 'IBM Plex Mono'; color: var(--t3);
}
.user-menu-avatar-lg { width: 32px; height: 32px; font-size: 11px; }
.user-menu-name { font: 600 11.5px 'IBM Plex Sans'; color: var(--t2); }
.user-menu-chevron { font-size: 10px; color: var(--t4); }
.user-menu-panel {
  display: none; position: absolute; top: calc(100% + 8px); right: 0; width: 272px; z-index: 90;
  border: 1px solid var(--ln); border-radius: 12px; background: var(--card);
  box-shadow: 0 14px 40px rgba(0, 0, 0, .3); overflow: hidden;
}
.user-menu.open .user-menu-panel { display: block; }
.user-menu-head {
  padding: 13px 14px; border-bottom: 1px solid var(--ln2); display: flex; align-items: center; gap: 10px;
}
.user-menu-headtext { display: flex; flex-direction: column; }
.user-menu-fullname { font: 600 12.5px 'IBM Plex Sans'; color: var(--t2); }
.user-menu-roles { font-size: 10px; color: var(--t4); }
.user-menu-section {
  padding: 13px 14px; display: flex; flex-direction: column; gap: 8px; border-bottom: 1px solid var(--ln2);
}
.user-menu-themes, .user-menu-fontsize { display: flex; gap: 7px; }
.user-menu-themes button {
  flex: 1; cursor: pointer; display: flex; flex-direction: column; align-items: center; gap: 6px;
  padding: 9px 0; border: 1px solid var(--ln); border-radius: 9px; background: transparent;
  font: 600 10.5px 'IBM Plex Sans'; color: var(--t3);
}
.user-menu-themes .swatch { width: 26px; height: 18px; border-radius: 5px; border: 1px solid var(--ln); }
html[data-theme=black] .user-menu-themes button[data-theme-option=black],
html[data-theme=dark] .user-menu-themes button[data-theme-option=dark],
html[data-theme=white] .user-menu-themes button[data-theme-option=white] {
  border-color: var(--acLine); background: var(--acSoft); color: var(--ac);
}
.user-menu-fontsize button {
  flex: 1; cursor: pointer; display: flex; align-items: baseline; justify-content: center; gap: 7px;
  padding: 9px 0; border: 1px solid var(--ln); border-radius: 9px; background: transparent;
  font: 500 11px 'IBM Plex Sans'; color: var(--t3);
}
.user-menu-fontsize-a { font: 600 12px 'IBM Plex Sans'; }
.user-menu-fontsize-a-lg { font-size: 16px; }
html[data-fontsize=klein] .user-menu-fontsize button[data-fontsize-option=klein],
html[data-fontsize=gross] .user-menu-fontsize button[data-fontsize-option=gross] {
  border-color: var(--acLine); background: var(--acSoft); color: var(--ac);
}
.user-menu-logout { margin: 0; padding: 8px; }
.user-menu-logout button {
  width: 100%; border: 0; cursor: pointer; text-align: left; background: transparent;
  padding: 9px 8px; border-radius: 7px; font: 500 12px 'IBM Plex Sans'; color: var(--red);
}
.user-menu-logout button:hover { background: var(--chip); }

/* Bausteine aus dem Mockup */
.pane { border: 1px solid var(--ln); border-radius: 11px; background: var(--sub); padding: 16px 17px; display: flex; flex-direction: column; gap: 13px; }
.card { border: 1px solid var(--ln); border-radius: 10px; background: var(--card); overflow: hidden; }
.inp {
  border: 1px solid var(--ln); border-radius: 8px; background: var(--sub); padding: 10px 12px;
  font: 400 12.5px 'IBM Plex Sans'; color: var(--t2); width: 100%;
}
.inp:focus { outline: none; border-color: var(--acLine); }
textarea.inp { min-height: 90px; line-height: 1.7; resize: vertical; }
.btn {
  font: 600 11.5px 'IBM Plex Sans'; color: var(--acFg); background: var(--ac); border: 0;
  border-radius: 7px; padding: 9px 15px; display: inline-flex; align-items: center; gap: 6px;
}
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn2 {
  font: 500 11.5px 'IBM Plex Sans'; color: var(--t3); border: 1px solid var(--ln); background: transparent;
  border-radius: 7px; padding: 9px 15px; display: inline-flex; align-items: center; gap: 6px;
}
.rowh {
  display: grid; padding: 0 18px; height: 30px; align-items: center; border-bottom: 1px solid var(--ln2);
  background: var(--sub); font: 500 10px 'IBM Plex Mono'; letter-spacing: .08em; text-transform: uppercase; color: var(--t4);
}
.row {
  display: grid; padding: 0 18px; min-height: 50px; align-items: center; border-bottom: 1px solid var(--ln2);
  text-decoration: none; color: inherit; transition: background .12s;
}
.row:hover { background: var(--chip); }
.lbl { font: 600 9.5px 'IBM Plex Mono'; letter-spacing: .09em; text-transform: uppercase; color: var(--t4); }
.role {
  font: 600 9.5px 'IBM Plex Mono'; letter-spacing: .08em; text-transform: uppercase; padding: 3px 7px;
  border-radius: 5px; color: var(--violet); background: var(--violetSoft);
}
.field { display: flex; flex-direction: column; gap: 7px; }
.field-error { color: var(--red); font-size: 11px; }

/* Tag-Chip */
.tag { font: 600 10.5px 'IBM Plex Mono'; padding: 3px 9px; border-radius: 5px; display: inline-flex; }

/* KPI-Kachel */
.kpi { display: flex; flex-direction: column; gap: 4px; padding: 14px 16px; border: 1px solid var(--ln); border-radius: 10px; background: var(--sub); }
.kpi .label { font: 500 9.5px 'IBM Plex Mono'; letter-spacing: .08em; text-transform: uppercase; color: var(--t5); }
.kpi .value { font: 600 22px 'IBM Plex Sans'; color: var(--t1); }
.kpi .sub { font: 400 10.5px 'IBM Plex Sans'; color: var(--t4); }

/* Balken */
.bar-track { background: var(--chip); border-radius: 4px; height: 8px; overflow: hidden; }
.bar-fill { height: 100%; border-radius: 4px; }

/* Hilfe-Panel */
.help-panel {
  position: fixed; top: 0; right: 0; width: 380px; height: 100vh; background: var(--card);
  border-left: 1px solid var(--ln); padding: 20px; overflow-y: auto; z-index: 100;
  transform: translateX(100%); transition: transform .15s ease;
}
.help-panel.open { transform: translateX(0); }
.help-button {
  display: flex; align-items: center; gap: 6px; height: 24px; padding: 0 9px 0 7px;
  border: 1px solid var(--ln); border-radius: 12px; background: var(--card); cursor: help;
}

/* Module-Menü — Screen 2l: Slide-out über den Hamburger-Knopf bzw. „Mehr" in der mobile-nav */
.mobile-menu {
  position: fixed; top: 0; left: 0; width: 300px; max-width: 85vw; height: 100vh; background: var(--card);
  border-right: 1px solid var(--ln); display: flex; flex-direction: column; z-index: 100;
  transform: translateX(-100%); transition: transform .15s ease;
}
.mobile-menu.open { transform: translateX(0); }
.mobile-menu-backdrop {
  display: none; position: fixed; inset: 0; background: rgba(0,0,0,.4); z-index: 99;
}
.mobile-menu-backdrop.open { display: block; }
.mobile-menu-item {
  display: flex; align-items: center; gap: 11px; min-height: 44px; padding: 0 10px; border-radius: 10px;
  color: var(--t2); text-decoration: none; font: 500 13px 'IBM Plex Sans';
}
.mobile-menu-item span:first-child { font-size: 14px; color: var(--t4); width: 16px; text-align: center; }
.mobile-menu-item.active { background: var(--acSoft); color: var(--ac); }
.mobile-menu-item.active span:first-child { color: var(--ac); }

/* Flash-Meldungen */
.flash { padding: 10px 14px; border-radius: 8px; font-size: 12px; margin-bottom: 14px; }
.flash-error { background: var(--redSoft); color: var(--red); border: 1px solid var(--redLine, var(--red)); }
.flash-success { background: var(--greenSoft); color: var(--green); }

/* Prioritäts-Auswahl — Screen 2a, verstecktes Radio + Karte als Beschriftung */
.priority-pick {
  flex: 1; height: 38px; box-sizing: border-box; display: flex; align-items: center; justify-content: center; gap: 8px;
  border: 1px solid var(--ln); border-radius: 7px; padding: 0 14px; cursor: pointer;
}
.priority-pick input { position: absolute; opacity: 0; pointer-events: none; }
.priority-pick .dot { width: 7px; height: 7px; border-radius: 2px; }
.priority-pick .lbl-text { font: 500 11.5px 'IBM Plex Sans'; color: var(--t4); }
.priority-pick:has(input:checked) { border-color: var(--acLine); background: var(--acSoft); }
.priority-pick:has(input:checked) .lbl-text { font-weight: 600; color: var(--ac); }

/* Navigation responsiv — Screen 2l (Mobil) und 2l-tablet (Tablet 1024 quer):
   ≤720px Bodenleiste + Module-Menü · 721–1279px Icon-Modulschiene links · ab 1280px Kopfzeilennav (Desktop, unverändert). */
.mobile-nav { display: none; }

@media (max-width: 720px) {
  .app-main { padding: 12px; padding-bottom: calc(88px + env(safe-area-inset-bottom)); }
  .app-nav { display: none; }
  .menu-button { display: flex; }
  .app-header .theme-picker, .app-header .logout-form { display: none; }
  .mobile-nav {
    display: grid; grid-template-columns: repeat(5, 1fr); position: fixed; bottom: 0; left: 0; right: 0;
    height: auto; min-height: 70px; padding-bottom: calc(10px + env(safe-area-inset-bottom));
    background: var(--card); border-top: 1px solid var(--ln); z-index: 60;
  }
  .mobile-nav a, .mobile-nav button {
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px;
    min-height: 44px; font: 500 10.5px 'IBM Plex Sans'; color: var(--t4); text-decoration: none;
    background: none; border: 0; padding: 0; cursor: pointer;
  }
  .mobile-nav .nav-icon { font-size: 14px; line-height: 1; }
  .mobile-nav a.active { color: var(--ac); }
  .mobile-nav a.active .nav-label { font-weight: 600; }
  .mobile-nav a.active .nav-icon { color: var(--ac); }
  div[style*="grid-template-columns:340px"], div[style*="grid-template-columns:420px"],
  div[style*="grid-template-columns:220px"], div[style*="grid-template-columns:1fr 320px"] {
    grid-template-columns: 1fr !important;
  }
}

@media (min-width: 721px) and (max-width: 1279px) {
  .app-main { margin-left: 78px; max-width: none; width: calc(100% - 78px); }
  .app-nav {
    position: fixed; top: 52px; left: 0; bottom: 0; width: 78px; z-index: 40; overflow-y: auto;
    flex-direction: column; gap: 4px; margin-left: 0; padding: 12px 8px; background: var(--sub);
    border-right: 1px solid var(--ln);
  }
  .app-nav a {
    flex-direction: column; align-items: center; text-align: center; gap: 4px; padding: 10px 4px;
    font: 500 9px 'IBM Plex Sans';
  }
  .app-nav a.active { background: var(--acSoft); color: var(--ac); }
  .app-nav .nav-icon { display: block; font-size: 15px; }
}

/* Vorschlagsknopf ✨ (AI-Integration) — docs/specific/ai-integration.md, Teil B */
.ai-suggest { display: inline-flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.ai-btn {
  font: 600 10.5px 'IBM Plex Mono'; letter-spacing: .02em; color: var(--ac); background: var(--acSoft);
  border: 1px solid var(--acLine); border-radius: 6px; padding: 4px 9px; display: inline-flex;
  align-items: center; gap: 5px; cursor: pointer;
}
.ai-btn:disabled { opacity: .5; cursor: not-allowed; }
.ai-spin { display: inline-block; animation: ai-spin 1s linear infinite; }
@keyframes ai-spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
.ai-status { font: 500 10.5px 'IBM Plex Sans'; }

/* Adminscreen /admin/ai */
.ai-admin-endpoint { border: 1px solid var(--ln); border-radius: 10px; padding: 12px 14px; margin-bottom: 10px; }

/* Silly — Gespräch, Panel, Abfrage-Chip (docs/specific/ai-integration.md, Teil C) */
.silly-shell { display: grid; grid-template-columns: 240px 1fr; gap: 16px; height: calc(100vh - 160px); min-height: 420px; }
.silly-list { display: flex; flex-direction: column; gap: 2px; overflow-y: auto; }
.silly-list a { display: block; padding: 8px 10px; border-radius: 7px; text-decoration: none; color: var(--t3); font-size: 11.5px; }
.silly-list a:hover, .silly-list a.active { background: var(--chip); color: var(--t1); }
.silly-stream { flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: 14px; padding: 14px; }
.silly-msg { max-width: 80%; padding: 9px 12px; border-radius: 10px; font-size: 12px; line-height: 1.6; }
.silly-msg.user { align-self: flex-end; background: var(--acSoft); color: var(--t1); }
.silly-msg.assistant { align-self: flex-start; background: var(--sub); border: 1px solid var(--ln); color: var(--t2); }
.silly-query-chip {
  display: inline-flex; align-items: center; gap: 8px; font: 500 10.5px 'IBM Plex Mono'; color: var(--t3);
  background: var(--chip); border-radius: 7px; padding: 5px 10px; margin-bottom: 6px;
}
.silly-typing { color: var(--t5); font-size: 11px; font-style: italic; }
.silly-panel {
  position: fixed; top: 0; right: -420px; bottom: 0; width: 400px; background: var(--card);
  border-left: 1px solid var(--ln); z-index: 60; transition: right .18s; display: flex; flex-direction: column;
}
.silly-panel.open { right: 0; }