:root {
  --bg: #000000;
  --panel: #111113;
  --panel-border: #26262a;
  --text: #ffffff;
  --text-dim: #8e8e93;
  --accent: #4f8cff;
  --green: #3ecf8e;
  --red: #f26d6d;
  --radius: 14px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  height: 100vh;
  overflow: hidden;
}
.app, .app * { box-sizing: border-box; }
.hidden { display: none !important; }

/* --- Login --- */
.login-screen {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.login-box {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 32px;
  width: 320px;
  text-align: center;
}
.login-box h1 { font-size: 1.1rem; margin-bottom: 20px; }
.login-box input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--panel-border);
  background: #0e1320;
  color: var(--text);
  margin-bottom: 12px;
}
.login-box button {
  width: 100%;
  padding: 10px;
  border-radius: 8px;
  border: none;
  background: var(--accent);
  color: white;
  font-weight: 600;
  cursor: pointer;
}
.error { color: var(--red); font-size: 0.85rem; margin-top: 8px; min-height: 1.2em; }

/* --- App layout --- */
.app { display: flex; height: 100vh; }

.sidebar {
  width: 260px;
  flex-shrink: 0;
  background: var(--panel);
  border-right: 1px solid var(--panel-border);
  display: flex;
  flex-direction: column;
  padding: 16px;
}
.new-chat-btn {
  padding: 10px;
  border-radius: 8px;
  border: 1px solid var(--panel-border);
  background: var(--accent);
  color: white;
  font-weight: 600;
  cursor: pointer;
  margin-bottom: 16px;
}
.conversation-list { flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.conversation-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 12px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.88rem;
  color: var(--text-dim);
  min-width: 0;
}
.conversation-item:hover, .conversation-item.active { background: #1a2133; color: var(--text); }
.conversation-title {
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.conversation-delete {
  flex-shrink: 0;
  background: transparent;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  padding: 4px;
  border-radius: 6px;
  font-size: 0.85rem;
  opacity: 0;
  transition: opacity 0.1s;
}
.conversation-item:hover .conversation-delete { opacity: 1; }
.conversation-delete:hover { color: var(--red, #e5484d); background: rgba(229,72,77,0.1); }

/* --- Mobil: sidopanelen (260px fast bredd) fick tidigare aldrig krympa och
   tog nastan hela en telefonskarms bredd, vilket klamde ihop resten av
   chatten - inget media-query hanterade smala skarmar alls forut. Sidopanelen
   blir har en dold "off-canvas"-panel som togglas fram med en knapp istallet
   for att alltid ta plats i layouten. --- */
.sidebar-toggle-btn {
  display: none;
  width: 32px; height: 32px;
  background: none;
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  color: var(--text);
  font-size: 1rem;
  cursor: pointer;
}
.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 40;
}
.sidebar-backdrop.open { display: block; }

@media (max-width: 768px) {
  .sidebar-toggle-btn { display: flex; align-items: center; justify-content: center; }
  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: 85vw;
    max-width: 300px;
    z-index: 50;
    /* Samma skarv/safe-area-fix som .cockpit-header - "+ Ny konversation"
       satt annars delvis dold bakom telefonens statusfalt nar panelen ar oppen. */
    padding-top: calc(16px + env(safe-area-inset-top));
    transform: translateX(-100%);
    transition: transform 0.2s ease;
    box-shadow: 2px 0 16px rgba(0,0,0,0.4);
  }
  .sidebar.open { transform: translateX(0); }

  /* .messages/.chat-form/.status-bar/.done-badge hade alla 40px padding pa
     varje sida, hardkodat for desktop - pa en 375-414px telefon ater det upp
     over 20% av bredden bara i padding och klamde ihop skrivfaltets sex
     knappar/textarea till nastan ingenting (den upplevda "forvrangda text"-
     kanslan). Krymper padding och verktygsknapparna sa textarean far plats. */
  .messages { padding: 16px 12px; }
  .chat-form { padding: 10px 10px 16px; gap: 6px; }
  .status-bar { padding: 0 12px; }
  .done-badge { padding: 0 12px 0 20px; }
  .msg .bubble { max-width: 100%; }

  .chat-form .upload-btn,
  .chat-form .mic-btn,
  .chat-form .stop-btn {
    padding: 10px;
    font-size: 0.95rem;
  }
  .chat-form button[type="submit"] {
    padding: 10px 12px;
    font-size: 0.9rem;
  }
}
.admin-link {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.85rem;
  padding: 10px;
  text-align: center;
}
.admin-link:hover { color: var(--text); }

.main { flex: 1; display: flex; flex-direction: column; overflow-y: auto; min-height: 0; }
.messages { padding: 24px 40px; }

.msg { max-width: 720px; margin: 0 auto 20px; }
.msg.user { text-align: right; }
.msg .bubble {
  display: inline-block;
  text-align: left;
  padding: 12px 16px;
  border-radius: 12px;
  max-width: 90%;
}
.msg.user .bubble { background: var(--accent); color: white; }
.msg.assistant .bubble { background: var(--panel); border: 1px solid var(--panel-border); }
.msg .bubble p:first-child { margin-top: 0; }
.msg .bubble p:last-child { margin-bottom: 0; }
.msg .bubble pre {
  background: #0a0d14;
  padding: 10px;
  border-radius: 8px;
  overflow-x: auto;
}
.msg .bubble code { background: rgba(255,255,255,0.08); padding: 1px 5px; border-radius: 4px; }

.tool-event {
  max-width: 720px;
  margin: 0 auto 10px;
  font-size: 0.8rem;
  color: var(--text-dim);
  background: #0e1320;
  border-left: 3px solid var(--accent);
  padding: 6px 12px;
  border-radius: 6px;
}
.tool-event.status-event {
  border-left-color: var(--text-dim);
  font-style: italic;
}

.done-badge {
  max-width: 720px;
  margin: -12px auto 20px;
  padding: 0 16px 0 40px;
  font-size: 0.72rem;
  color: var(--green);
  text-align: right;
}
.done-badge.cancelled { color: var(--text-dim); }

.status-bar {
  max-width: 720px;
  margin: 0 auto 12px;
  padding: 0 40px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-dim);
  font-size: 0.85rem;
}
.spinner {
  width: 14px; height: 14px;
  border: 2px solid var(--panel-border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.chat-form {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  padding: 16px 40px 24px;
  max-width: 800px;
  position: sticky;
  bottom: 0;
  background: var(--bg);
  z-index: 5;
  margin: 0 auto;
  width: 100%;
}
.chat-form textarea {
  flex: 1;
  resize: none;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  color: var(--text);
  border-radius: 10px;
  padding: 12px 14px;
  font-family: inherit;
  font-size: 0.95rem;
  max-height: 160px;
}
.chat-form button[type="submit"] {
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 10px;
  padding: 12px 18px;
  font-weight: 600;
  cursor: pointer;
}
.upload-btn {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 10px;
  padding: 12px 14px;
  cursor: pointer;
  font-size: 1.1rem;
}

.stop-btn {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  color: var(--red);
  border-radius: 10px;
  padding: 12px 14px;
  cursor: pointer;
  font-size: 1rem;
}
.stop-btn:hover { background: rgba(242,109,109,0.12); }