:root {
  --primary: #00a7b7;
  --primary-dark: #008a99;
  --primary-soft: #e0f7f9;
  --success: #059669;
  --warn: #d97706;
  --error: #dc2626;
  --bg: #f8fafc;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
  -webkit-tap-highlight-color: transparent;
}

header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  padding: 16px 20px;
  position: sticky;
  top: 0;
  z-index: 10;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

header h1 { font-size: 18px; }
header .sub { font-size: 12px; opacity: 0.85; }

.status-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  font-size: 12px;
  background: var(--primary-soft);
  color: var(--primary-dark);
  border-bottom: 1px solid var(--border);
}

.status-bar.offline { background: #fef3c7; color: #92400e; }
.status-bar.syncing { background: var(--primary-soft); color: var(--primary-dark); }

.dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--success);
}
.dot.offline { background: var(--warn); }
.dot.syncing { background: var(--primary); animation: pulse 1s infinite; }

@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }

main { padding: 16px 20px 120px; max-width: 720px; margin: 0 auto; }

.tabs {
  display: flex;
  gap: 4px;
  background: var(--card);
  border-radius: 10px;
  padding: 4px;
  margin-bottom: 16px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}
.tab {
  flex: 1;
  background: transparent;
  border: none;
  padding: 10px;
  border-radius: 7px;
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
  cursor: pointer;
}
.tab.active {
  background: var(--primary);
  color: white;
}

.panel { display: none; }
.panel.active { display: block; }

.chat-log {
  background: var(--card);
  border-radius: 10px;
  padding: 16px;
  min-height: 240px;
  margin-bottom: 16px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

.msg {
  margin-bottom: 12px;
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 14px;
  line-height: 1.5;
  white-space: pre-wrap;
}
.msg.user { background: var(--primary-soft); color: var(--primary-dark); margin-left: 20px; }
.msg.bot { background: #f1f5f9; color: var(--text); margin-right: 20px; }
.msg.system { background: #fef3c7; color: #92400e; font-size: 12px; font-style: italic; }
.msg.warn { background: #fee2e2; color: #991b1b; font-weight: 600; }

.msg img { max-width: 100%; border-radius: 8px; margin-top: 8px; }

.input-area {
  display: flex;
  gap: 8px;
  flex-direction: column;
}

.input-row {
  display: flex;
  gap: 8px;
  align-items: stretch;
}

textarea {
  flex: 1;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 14px;
  resize: vertical;
  min-height: 60px;
  background: var(--card);
}

.btn {
  background: var(--primary);
  color: white;
  border: none;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 44px;
}
.btn:hover { background: var(--primary-dark); }
.btn:disabled { background: #cbd5e1; cursor: not-allowed; }
.btn.danger { background: var(--error); }
.btn.danger:hover { background: #b91c1c; }
.btn.secondary { background: var(--muted); }
.btn.big { padding: 18px; font-size: 16px; }
.btn.mic { background: var(--success); }
.btn.mic.recording { background: var(--error); animation: pulse 1s infinite; }

.foto-preview {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px;
  background: var(--card);
  border-radius: 8px;
  border: 1px dashed var(--border);
}
.foto-preview img { width: 60px; height: 60px; object-fit: cover; border-radius: 6px; }
.foto-preview span { font-size: 12px; color: var(--muted); flex: 1; }

.card {
  background: var(--card);
  border-radius: 10px;
  padding: 14px 16px;
  margin-bottom: 10px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  border-left: 4px solid var(--primary);
}
.card.warn { border-left-color: var(--warn); background: #fffbeb; }
.card h3 { font-size: 15px; margin-bottom: 4px; }
.card .meta { font-size: 11px; color: var(--muted); margin-bottom: 8px; }
.card .field { font-size: 13px; margin-bottom: 6px; }
.card .field b { color: var(--text); font-weight: 600; }
.card .field.defekt b::before { content: "Defekt: "; }
.card .similarity {
  display: inline-block;
  background: var(--primary-soft);
  color: var(--primary-dark);
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 500;
}

.queue-item {
  background: var(--card);
  border-radius: 8px;
  padding: 12px 14px;
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  border-left: 4px solid var(--warn);
}
.queue-item.synced { border-left-color: var(--success); opacity: 0.6; }
.queue-item.error { border-left-color: var(--error); }

.empty { text-align: center; padding: 40px 20px; color: var(--muted); font-style: italic; }

@media (max-width: 480px) {
  header h1 { font-size: 16px; }
  main { padding: 12px 12px 120px; }
}