/* Briefing-App — dunkles, auto-taugliches Theme, mobile-first.
   WCAG-AA-Kontraste, große Touch-Targets, ruhige Typografie. */

:root {
  --bg: #0b1220;
  --bg-card: #131b2e;
  --bg-elev: #1a2440;
  --text: #e8eefc;
  --text-mute: #9aa7c2;
  --accent: #5ec8ff;
  --accent-2: #79f2c0;
  --danger: #ff6b7a;
  --border: #243056;
  --radius: 14px;
  --shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
  --tap: 48px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Inter, Roboto, system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  min-height: 100dvh;
}

button, input, select, textarea {
  font: inherit; color: inherit;
}

.view { display: none; min-height: 100vh; min-height: 100dvh; }
.view.active { display: block; }

/* --- AUTH --- */
.auth-wrap {
  max-width: 420px; margin: 0 auto;
  padding: 48px 24px 24px;
  text-align: center;
}
.brand {
  font-size: 36px; margin: 0 0 4px;
  letter-spacing: -0.02em;
  color: var(--accent);
}
.brand-sub { color: var(--text-mute); margin-bottom: 32px; }
.auth-tabs { display: flex; gap: 8px; margin-bottom: 16px; }
.auth-tabs .tab {
  flex: 1; background: transparent; border: 1px solid var(--border);
  color: var(--text-mute); padding: 12px;
  border-radius: var(--radius);
}
.auth-tabs .tab.active { color: var(--text); border-color: var(--accent); }
.auth-form { display: none; flex-direction: column; gap: 12px; text-align: left; }
.auth-form.active { display: flex; }
.auth-form label { display: flex; flex-direction: column; gap: 6px; font-size: 14px; color: var(--text-mute); }
.auth-form input {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 10px; padding: 12px 14px; min-height: var(--tap);
}
.auth-form input:focus { outline: 2px solid var(--accent); }
.hint { font-size: 13px; color: var(--text-mute); }
.error { color: var(--danger); min-height: 1.5em; }

/* --- TOP & TABBAR --- */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px; border-bottom: 1px solid var(--border);
  position: sticky; top: 0; background: var(--bg); z-index: 10;
}
.logo { color: var(--accent); font-weight: 600; letter-spacing: -0.01em; }
.user-info { display: flex; align-items: center; gap: 12px; font-size: 14px; }

.tabbar {
  position: fixed; bottom: 0; left: 0; right: 0;
  display: flex; background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding-bottom: env(safe-area-inset-bottom);
}
.tab-btn {
  flex: 1; background: transparent; border: 0;
  padding: 14px 8px; color: var(--text-mute);
  min-height: var(--tap);
}
.tab-btn.active { color: var(--accent); }

.tab-panel { display: none; padding: 16px 18px 96px; max-width: 760px; margin: 0 auto; }
.tab-panel.active { display: block; }

/* --- BRIEFING --- */
.briefing-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px;
  box-shadow: var(--shadow); text-align: center;
}
.date { color: var(--text-mute); font-size: 14px; margin-bottom: 16px; }
.big-play {
  background: transparent; border: 0;
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  color: var(--accent); width: 100%; padding: 32px 0;
}
.big-play:hover { color: var(--accent-2); }
.big-play.playing svg { opacity: 0.6; }
.big-play span { font-size: 18px; color: var(--text); }
.briefing-meta { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; color: var(--text-mute); font-size: 14px; margin-top: 8px; }
.sources { font-style: italic; }
.script {
  text-align: left; background: var(--bg-elev);
  border-radius: 12px; padding: 16px; margin-top: 16px;
  white-space: pre-wrap; line-height: 1.65;
}
.briefing-actions {
  display: flex; flex-wrap: wrap; gap: 10px; justify-content: center;
  margin-top: 20px;
}
.status { color: var(--text-mute); font-size: 14px; min-height: 1.5em; margin-top: 12px; }

/* --- BUTTONS --- */
.btn {
  background: var(--bg-elev); color: var(--text);
  border: 1px solid var(--border);
  padding: 12px 18px; border-radius: 10px;
  cursor: pointer; min-height: var(--tap);
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); color: #08111f; border-color: var(--accent); font-weight: 600; }
.btn.primary:hover { background: var(--accent-2); border-color: var(--accent-2); }
.btn.ghost { background: transparent; }
.btn.small { padding: 6px 10px; min-height: auto; }
.btn.danger { color: var(--danger); border-color: var(--danger); background: transparent; }

/* --- FEED --- */
.feed-filters { margin-bottom: 12px; }
.feed-filters input {
  width: 100%; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 10px; padding: 12px 14px;
}
.feed-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.feed-list li {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 12px; padding: 14px;
}
.feed-list h3 { margin: 0 0 6px; font-size: 16px; }
.feed-list a { color: var(--text); text-decoration: none; }
.feed-list a:hover { color: var(--accent); }
.feed-list .meta { font-size: 12px; color: var(--text-mute); display: flex; gap: 10px; flex-wrap: wrap; margin-top: 6px; }
.feed-list .badges { margin-top: 6px; display: flex; gap: 6px; flex-wrap: wrap; }
.badge { background: var(--bg-elev); padding: 2px 8px; border-radius: 999px; font-size: 11px; color: var(--text-mute); }
.feedback-row { margin-top: 8px; display: flex; gap: 8px; }
.feedback-row button { font-size: 12px; padding: 4px 10px; }

/* --- SETTINGS --- */
details {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 12px; margin-bottom: 14px;
  padding: 12px 16px;
}
details > summary {
  cursor: pointer; list-style: none; padding: 4px 0;
  font-weight: 600;
}
details > summary::-webkit-details-marker { display: none; }
details[open] > summary { margin-bottom: 12px; }
details h4 { margin: 12px 0 6px; font-size: 13px; color: var(--text-mute); text-transform: uppercase; letter-spacing: 0.05em; }

.chip-wrap { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px; border-radius: 999px;
  background: var(--bg-elev); border: 1px solid var(--border);
  font-size: 14px;
}
.chip.active { background: var(--accent); color: #08111f; border-color: var(--accent); }
.chip button { background: transparent; border: 0; cursor: pointer; color: inherit; font-size: 16px; padding: 0 4px; }

.row { display: flex; gap: 8px; margin-top: 12px; }
.row.vertical { flex-direction: column; }
.row input {
  flex: 1; background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: 10px; padding: 10px 12px;
}

.topics-wrap { display: flex; flex-direction: column; gap: 10px; }
.topic-row { display: flex; align-items: center; gap: 12px; }
.topic-row span { flex: 1; }
.topic-row input[type=range] { flex: 1.5; }
.topic-row output { width: 36px; text-align: right; color: var(--text-mute); }

.sources-list { list-style: none; padding: 0; margin: 0; }
.sources-list li {
  border-top: 1px solid var(--border);
  padding: 10px 0; display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 8px;
}
.sources-list li:first-child { border-top: 0; }
.sources-list .name { font-weight: 600; }
.sources-list .meta { font-size: 12px; color: var(--text-mute); }
.sources-list .actions { display: flex; gap: 6px; }

/* --- CHAT --- */
.chat-box {
  max-height: 50vh; overflow-y: auto;
  display: flex; flex-direction: column; gap: 8px;
  margin-bottom: 12px;
}
.chat-msg { max-width: 85%; padding: 10px 14px; border-radius: 14px; }
.chat-msg.user { align-self: flex-end; background: var(--accent); color: #08111f; }
.chat-msg.assistant { align-self: flex-start; background: var(--bg-elev); }
.suggestion-card {
  background: var(--bg-elev); border: 1px solid var(--accent);
  border-radius: 12px; padding: 12px; margin: 6px 0;
  font-size: 14px;
}
.suggestion-card .actions { display: flex; gap: 8px; margin-top: 8px; }

@media (min-width: 720px) {
  .tab-panel { padding: 24px 28px 100px; }
  .big-play { padding: 48px 0; }
  .big-play svg { width: 110px; height: 110px; }
}