:root {
  --bg: #ffffff;
  --bg-subtle: #f8fafc;
  --surface: #ffffff;
  --text: #0f172a;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --accent: #0284c7;
  --accent-soft: #e0f2fe;
  --accent-text: #ffffff;
  --danger: #dc2626;
  --bot: #16a34a;
  --manual: #d97706;
  --tag-frio: #4f46e5;
  --tag-tibio: #d97706;
  --tag-agendado: #16a34a;
  --bubble-in: #f1f5f9;
  --bubble-out: #bae6fd;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

h1 { font-size: 1.15rem; margin: 0; color: var(--accent); }

.view[hidden] { display: none; }

.login-card {
  max-width: 320px;
  margin: 15vh auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.subtitle { margin: -8px 0 8px; color: var(--text-muted); font-size: 0.9rem; }

label { display: flex; flex-direction: column; gap: 4px; font-size: 0.85rem; color: var(--text-muted); }

input, select, textarea {
  font: inherit;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}

button {
  font: inherit;
  cursor: pointer;
  border: none;
  border-radius: 8px;
  padding: 9px 14px;
  background: var(--accent);
  color: var(--accent-text);
}

button:disabled { opacity: 0.5; cursor: not-allowed; }

.link-btn {
  background: none;
  color: var(--accent);
  padding: 4px 6px;
}

.error { color: var(--danger); font-size: 0.85rem; margin: 0; }
.hint { color: var(--text-muted); font-size: 0.85rem; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  background: var(--surface);
  border-bottom: 2px solid var(--accent);
  position: sticky;
  top: 0;
}

.topbar-right { display: flex; align-items: center; gap: 10px; font-size: 0.85rem; color: var(--text-muted); }

.tabs { display: flex; gap: 4px; }
.tab-btn { background: none; color: var(--text-muted); padding: 6px 14px; font-size: 0.85rem; }
.tab-btn.active { background: var(--accent); color: var(--accent-text); }

.view-inner { max-width: 720px; margin: 0 auto; padding: 16px; }

.stats-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
  margin-bottom: 16px;
}

.stats-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.stats-header h2 { font-size: 0.95rem; margin: 0; color: var(--text-muted); }
.stats-header select { font-size: 0.85rem; padding: 6px 8px; }

.stats-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 10px;
}

.stat-card {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 12px;
  border-radius: 8px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
}

.stat-main { grid-column: span 2; }

.stat-label { font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.02em; }
.stat-value { font-size: 1.5rem; font-weight: 700; }
.stat-value.tag-frio { color: var(--tag-frio); }
.stat-value.tag-tibio { color: var(--tag-tibio); }
.stat-value.tag-agendado { color: var(--tag-agendado); }
.stat-sub { font-size: 0.75rem; color: var(--text-muted); }

.stats-box-breakdown { margin-top: 10px; display: flex; flex-direction: column; gap: 4px; }
.stats-box-breakdown[hidden] { display: none; }

.stats-box-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--text-muted);
  padding: 4px 2px;
  border-top: 1px solid var(--border);
}

.filters { display: flex; gap: 8px; margin-bottom: 14px; flex-wrap: wrap; }
.search-box { flex: 1 1 220px; }

#conversation-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }

.conv-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.conv-item:hover { border-color: var(--accent); }

.conv-item--unanswered, .conv-item--pending { border-left: 4px solid var(--danger); }

.conv-top { display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap; }

.conv-identity { display: flex; align-items: baseline; gap: 6px; flex-wrap: wrap; min-width: 0; }

.conv-name { font-weight: 600; }

.conv-phone { font-weight: 600; }

.conv-name ~ .conv-phone { font-weight: 400; color: var(--text-muted); font-size: 0.85rem; }

.conv-rut {
  font-family: "SFMono-Regular", ui-monospace, Menlo, Consolas, monospace;
  font-size: 0.82rem;
  color: var(--text-muted);
  user-select: all;
}

.conv-sep { color: var(--border); }

.conv-preview {
  color: var(--text-muted);
  font-size: 0.88rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.conv-time { font-size: 0.75rem; color: var(--text-muted); }

.badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 999px;
  color: #fff;
  white-space: nowrap;
}

.badge-bot { background: var(--bot); }
.badge-manual { background: var(--manual); }
.badge-frio { background: var(--tag-frio); }
.badge-tibio { background: var(--tag-tibio); }
.badge-agendado { background: var(--tag-agendado); }
.badge-none { background: var(--text-muted); }

.empty-msg { color: var(--text-muted); text-align: center; margin-top: 40px; }

.badge-pending { background: var(--danger); }
.badge-unanswered { background: var(--danger); }

.pending-banner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  background: #fef2f2;
  border: 1px solid var(--danger);
  color: var(--danger);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 0.85rem;
  margin-bottom: 12px;
}

.pending-summary {
  background: #fef2f2;
  border: 1px solid var(--danger);
  color: var(--danger);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.detail-header { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.phone { font-weight: 600; }

.controls { display: flex; gap: 20px; margin-bottom: 16px; flex-wrap: wrap; }
.control-group { display: flex; flex-direction: column; gap: 4px; }
.control-label { font-size: 0.75rem; color: var(--text-muted); }

.segmented { display: flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.segmented button {
  background: var(--surface);
  color: var(--text);
  border-radius: 0;
  padding: 6px 14px;
  font-size: 0.85rem;
}
.segmented button.active.mode-bot { background: var(--bot); color: #fff; }
.segmented button.active.mode-manual { background: var(--manual); color: #fff; }

.messages {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 55vh;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  background: var(--surface);
}

.msg-bubble {
  max-width: 80%;
  padding: 8px 12px;
  border-radius: 12px;
  font-size: 0.9rem;
  line-height: 1.35;
}

.msg-in { align-self: flex-start; background: var(--bubble-in); }
.msg-out { align-self: flex-end; background: var(--bubble-out); }

.msg-meta { display: block; font-size: 0.68rem; color: var(--text-muted); margin-top: 4px; }

.send-bar { display: flex; gap: 8px; align-items: flex-end; }
.send-bar textarea { flex: 1; resize: vertical; }

.followup-editor { display: flex; gap: 6px; align-items: center; }
.followup-editor input[type="date"] { font-size: 0.85rem; padding: 6px 8px; }

#followup-active { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }

.section-title { font-size: 1rem; margin: 0 0 12px; }

.followup-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }

.followup-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 4px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.followup-item.followup-overdue { border-left-color: var(--danger); }
.followup-item.followup-soon { border-left-color: var(--tag-tibio); }

.followup-top { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.followup-item .conv-identity { cursor: pointer; }

.followup-date { font-size: 0.85rem; font-weight: 600; color: var(--text-muted); }
.followup-item.followup-overdue .followup-date { color: var(--danger); }
.followup-item.followup-soon .followup-date { color: var(--tag-tibio); }

.followup-actions { display: flex; align-items: center; gap: 10px; }