/* Mein RUDI – Chat-Seite: OpenAI/Claude-Look fuer die geteilte Engine (Fullpage-Modus).
   Gilt NUR auf chat.html — Rest der PWA bleibt Glasmorphism (Entscheidung 13.07.2026). */

/* ===== Seiten-Layout: Standard-Header oben, Chat fuellt den Rest bis zur Bottom-Nav =====
   Seit 19.07. abends nutzt die Chat-Seite den RUDI-Standard-Header (app-header.js)
   statt der Mein-Topbar (Benjamin: "Header wie gewohnt"). */
body {
  display: flex;
  flex-direction: column;
  height: 100vh;
  height: 100dvh;
  min-height: 0;
  overflow: hidden;
}
/* PWA-Standalone: iOS-Statusleiste ueberlappt sticky top:0 — Safe-Area in den Header ziehen */
#rudi-app-header nav {
  padding-top: env(safe-area-inset-top, 0px);
  height: calc(56px + env(safe-area-inset-top, 0px));
}
/* Slot-Buttons (Verlauf/Neu/Export) in der rechten Header-Leiste */
#rudi-app-header .chat-hx {
  width: 38px; height: 38px;
  flex-shrink: 0;
}
@media (max-width: 600px) {
  #rudi-app-header .chat-hx { width: 40px; height: 40px; }
  /* Mobil ist die rechte Leiste mit 3 Chat-Buttons voll — Zentrale-Haus und Abmelden
     weichen, damit der Seitentitel "Chat" lesbar bleibt (beides via Hub/Desktop erreichbar) */
  #rudi-app-header .nav-home,
  #rudi-app-header .rudi-logout { display: none; }
}
.app.chat-page {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  padding-top: 0; /* Safe-Area steckt jetzt im Header, nicht mehr im .app */
  width: 100%;
}
.chat-host {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  /* Kein Reserve-Platz mehr unten: die Bottom-Nav ist am 22.07. entfallen.
     Der iPhone-Home-Indicator wird vom Composer-Padding freigehalten (s.u.),
     damit der Eingabe-Kasten buendig am unteren Bildschirmrand sitzt. */
  padding-bottom: 0;
}
.chat-page .rudi-chat-fullpage { background: transparent; }

/* ===== Nachrichten: ruhige Spalte, max 760px zentriert ===== */
.chat-page .rudi-chat-messages {
  padding: 20px max(16px, calc((100% - 760px) / 2)) 12px;
  gap: 18px;
}
.chat-page .rudi-chat-msg { font-size: 15px; line-height: 1.55; }

/* User-Nachricht: grauer Kasten rechts (User-Standard graue Kaesten) */
.chat-page .rudi-chat-msg.user {
  background: rgba(127,127,135,0.11);
  border: 1px solid rgba(127,127,135,0.45);
  border-radius: 14px;
  border-bottom-right-radius: 6px;
  color: var(--text-primary);
  max-width: 85%;
}

/* RUDI-Antwort: ohne Bubble, direkt auf der Flaeche (Claude-Stil) */
.chat-page .rudi-chat-msg.assistant {
  background: transparent;
  border: none;
  padding: 0 2px;
  color: var(--text-primary);
  max-width: 100%;
  align-self: stretch;
}
.chat-page .rudi-chat-msg.assistant strong,
.chat-page .rudi-chat-msg.assistant h1,
.chat-page .rudi-chat-msg.assistant h2,
.chat-page .rudi-chat-msg.assistant h3 { color: var(--text-primary); }
.chat-page .rudi-chat-msg.assistant a { color: var(--accent); }
.chat-page .rudi-chat-msg.assistant code { background: rgba(127,127,135,0.15); color: var(--text-primary); }
.chat-page .rudi-chat-msg.assistant pre { background: rgba(127,127,135,0.12); border: 1px solid rgba(127,127,135,0.3); }
.chat-page .rudi-chat-msg.assistant pre code { background: transparent; }
.chat-page .rudi-chat-msg.assistant th,
.chat-page .rudi-chat-msg.assistant td { border-color: rgba(127,127,135,0.35); color: var(--text-primary) !important; }
.chat-page .rudi-chat-msg.assistant th { background: rgba(127,127,135,0.13); }
.chat-page .rudi-chat-msg.assistant blockquote { border-left-color: var(--accent); color: var(--text-secondary); }
.chat-page .rudi-chat-msg.streaming::after { background: var(--accent); }

/* Timestamps, Badges, Trenner dezent */
.chat-page .rudi-chat-timestamp,
.chat-page .rudi-chat-msg.user .rudi-chat-timestamp,
.chat-page .rudi-chat-msg.assistant .rudi-chat-timestamp { color: var(--text-tertiary); }
.chat-page .rudi-chat-msg.assistant .rudi-chat-timestamp { text-align: left; }
.chat-page .rudi-chat-model-badge { background: rgba(127,127,135,0.11); color: var(--text-tertiary); }
.chat-page .rudi-chat-date-sep::before,
.chat-page .rudi-chat-date-sep::after { background: rgba(127,127,135,0.25); }
.chat-page .rudi-chat-date-sep span { color: var(--text-tertiary); }

/* Empty-State + persoenliche Vorschlaege */
.chat-page .rudi-chat-empty {
  flex: 0 0 auto;
  padding-top: 16vh;
  color: var(--text-secondary);
  font-size: 17px;
  font-weight: 600;
}
.chat-page .rudi-chat-sug-grid { justify-content: center; max-width: 560px; margin: 0 auto; }
.chat-page .rudi-chat-sug { color: var(--text-primary); }
.chat-page .rudi-chat-sug:hover { color: var(--accent); }

/* Tool-/Live-Status */
.chat-page .rudi-chat-tool-status {
  background: rgba(127,127,135,0.09);
  border-color: rgba(127,127,135,0.25);
  color: var(--text-secondary);
  margin: 4px 0;
}
.chat-page .rudi-chat-live-status { margin: 2px 0 0; padding: 6px 2px; }

/* ===== Composer: aufgeraeumte Karte ===== */
.chat-page .rudi-chat-input-wrap {
  border-top: none;
  background: transparent;
  /* unten nur ein schmaler Rand + Home-Indicator-Freiraum (iOS) */
  padding: 8px max(14px, calc((100% - 760px) / 2)) calc(8px + env(safe-area-inset-bottom, 0px));
}
.chat-page .rudi-chat-composer {
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 22px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.07);
  padding: 12px 12px 10px 16px;
}
.chat-page .rudi-chat-composer:focus-within { border-color: var(--accent); }
.chat-page .rudi-chat-input { color: var(--text-primary); font-size: 16px; min-height: 26px; }
.chat-page .rudi-chat-input::placeholder { color: var(--text-tertiary); }
.chat-page .rudi-chat-send { width: 40px; height: 40px; background: var(--accent); color: #fff; }
.chat-page .rudi-chat-send:hover { background: var(--accent-hover); }
.chat-page .rudi-chat-mic,
.chat-page .rudi-chat-attach {
  width: 40px; height: 40px;
  border-color: rgba(127,127,135,0.35);
  color: var(--text-secondary);
}
.chat-page .rudi-chat-mic:hover,
.chat-page .rudi-chat-attach:hover { color: var(--accent); background: rgba(127,127,135,0.1); }
.chat-page .rudi-chat-mic.listening { color: #f44336; border-color: #f44336; animation: rudi-mic-pulse 1s infinite; }

/* File-Preview */
.chat-page .rudi-chat-file-preview { border-top: none; padding: 4px max(14px, calc((100% - 760px) / 2)) 0; }
.chat-page .rudi-chat-file-item { background: rgba(127,127,135,0.11); border-color: rgba(127,127,135,0.45); }
.chat-page .rudi-chat-file-name { color: var(--text-primary); }
.chat-page .rudi-chat-file-size,
.chat-page .rudi-chat-file-remove { color: var(--text-tertiary); }

/* ===== Verlauf als schwebende Karte ===== */
.chat-page .rudi-chat-history-panel {
  position: absolute;
  top: 6px; left: 50%; transform: translateX(-50%);
  width: min(560px, calc(100% - 24px));
  max-height: min(70vh, 640px);
  z-index: 60;
  background: var(--card-bg);
  backdrop-filter: blur(40px) saturate(180%);
  -webkit-backdrop-filter: blur(40px) saturate(180%);
  border: 1px solid rgba(127,127,135,0.45);
  border-radius: 16px;
  box-shadow: 0 18px 60px rgba(0,0,0,0.25);
  overflow-y: auto;
}
.chat-page .rudi-chat-history-header { background: transparent; backdrop-filter: none; color: var(--text-secondary); }
.chat-page .rudi-chat-history-new { border-color: rgba(4,179,214,0.4); background: rgba(4,179,214,0.1); color: var(--accent); }
.chat-page .rudi-chat-history-item { min-height: 44px; }
.chat-page .rudi-chat-history-item:hover { background: rgba(127,127,135,0.1); }
.chat-page .rudi-chat-history-item.active { background: rgba(4,179,214,0.1); border-left-color: var(--accent); }
.chat-page .rudi-chat-history-item-title { color: var(--text-primary); }
.chat-page .rudi-chat-history-item.active .rudi-chat-history-item-title { color: var(--accent); }
.chat-page .rudi-chat-history-item-meta,
.chat-page .rudi-chat-history-group,
.chat-page .rudi-chat-history-empty { color: var(--text-tertiary); }
.chat-page .rudi-chat-hia { color: var(--text-tertiary); min-width: 34px; min-height: 34px; }
.chat-page .rudi-chat-hia:hover { background: rgba(127,127,135,0.12); color: var(--text-primary); }
.chat-page .rudi-chat-history-search {
  background: rgba(127,127,135,0.11);
  border-color: rgba(127,127,135,0.35);
  color: var(--text-primary);
}

/* Export-Menue (vom Topbar-Button getriggert) */
.chat-page .rudi-chat-export-menu {
  top: 8px; right: 12px;
  background: var(--card-bg);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-color: rgba(127,127,135,0.45);
}
.chat-page .rudi-chat-export-menu button { color: var(--text-primary); }
.chat-page .rudi-chat-export-menu button:hover { background: rgba(127,127,135,0.12); }

/* Aktions-Leiste unter Antworten (Kopieren, Vorlesen) */
.chat-page .rudi-chat-msg-action {
  color: var(--text-secondary);
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.chat-page .rudi-chat-msg-action:hover { color: var(--accent); }
.chat-page .rudi-chat-msg-action.playing { color: var(--accent); border-color: var(--accent); opacity: 1; }

/* System-Notizen (Transkribiere..., Mikro verweigert, Korrektur-Hinweis) */
.chat-page .msg.system {
  align-self: center;
  font-size: 12px;
  color: var(--text-tertiary);
  background: rgba(127,127,135,0.09);
  border: 1px solid rgba(127,127,135,0.25);
  border-radius: 10px;
  padding: 6px 12px;
  max-width: 90%;
}
.chat-page .msg.system.correction-hint .link-btn {
  background: none; border: none; padding: 0;
  color: var(--accent); cursor: pointer;
  font-size: 12px; text-decoration: underline;
}

/* Fehler-Box im hellen Theme lesbar */
.chat-page .rudi-chat-error-box { color: #b45309; background: rgba(255,152,0,0.1); border-color: rgba(255,152,0,0.3); }
[data-theme="dark"] .chat-page .rudi-chat-error-box { color: #ff9800; }

/* ===== Mobil ===== */
@media (max-width: 600px) {
  .chat-page .rudi-chat-messages { padding: 14px 12px 8px; gap: 14px; }
  .chat-page .rudi-chat-input-wrap { padding: 6px 10px calc(8px + env(safe-area-inset-bottom, 0px)); }
  .chat-page .rudi-chat-empty { padding-top: 9vh; }
  .chat-page .rudi-chat-history-panel { top: 4px; max-height: 62vh; }
}

/* hr in Antworten war im Light-Theme unsichtbar (Panel-Default ist dunkel-only) */
.chat-page .rudi-chat-msg.assistant hr { border-top-color: rgba(127,127,135,0.35); }