:root {
  --bg: #f4f6f5;
  --card-bg: #ffffff;
  --text: #1a2420;
  --muted: #6b7570;
  --accent: #128c7e;
  --accent-dark: #0d6b60;
  --border: #e0e4e2;
  --chip-bg: #eef1f0;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111815;
    --card-bg: #1a2420;
    --text: #eef1f0;
    --muted: #9aa5a0;
    --accent: #25d366;
    --accent-dark: #1fa855;
    --border: #2a3630;
    --chip-bg: #22302a;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  padding-bottom: 90px;
}

.topbar {
  background: var(--accent);
  color: white;
  padding: 16px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.topbar h1 { margin: 0; font-size: 1.3rem; }
.stats { font-size: 0.9rem; opacity: 0.9; }

main { max-width: 900px; margin: 0 auto; padding: 16px; }

.filters {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 14px;
  margin-bottom: 16px;
}
@media (max-width: 700px) {
  .filters { grid-template-columns: 1fr; }
}

.field label { display: block; font-size: 0.85rem; color: var(--muted); margin-bottom: 6px; }

.chip-group { display: flex; gap: 8px; }
.chip {
  border: 1px solid var(--border);
  background: var(--chip-bg);
  color: var(--text);
  padding: 8px 14px;
  border-radius: 20px;
  cursor: pointer;
  font-size: 0.9rem;
}
.chip.active { background: var(--accent); color: white; border-color: var(--accent); }

select, input[type="text"], input[type="tel"] {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card-bg);
  color: var(--text);
  font-size: 0.95rem;
}

.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  font-size: 0.9rem;
  color: var(--muted);
}
.link-btn {
  background: none;
  border: none;
  color: var(--accent);
  cursor: pointer;
  font-size: 0.9rem;
  text-decoration: underline;
}

.results { display: flex; flex-direction: column; gap: 10px; }

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
  display: flex;
  gap: 12px;
  cursor: pointer;
  transition: border-color 0.15s;
}
.card:hover { border-color: var(--accent); }
.card.selected { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, var(--card-bg)); }

.card input[type="checkbox"] { margin-top: 4px; width: 18px; height: 18px; accent-color: var(--accent); flex-shrink: 0; }

.card-body { flex: 1; min-width: 0; }
.card-meta { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 6px; }
.badge {
  font-size: 0.75rem;
  padding: 3px 10px;
  border-radius: 12px;
  background: var(--chip-bg);
  color: var(--muted);
}
.badge.sale { background: #128c7e22; color: var(--accent); }
.badge.rent { background: #ff980022; color: #d97e00; }

.card-text {
  white-space: pre-line;
  font-size: 0.9rem;
  line-height: 1.5;
  max-height: 4.5em;
  overflow: hidden;
  color: var(--text);
}
.card.expanded .card-text { max-height: none; }
.card-footer { margin-top: 8px; font-size: 0.8rem; color: var(--muted); display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.office-phone {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: #d97e0022;
  color: #d97e00;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 0.78rem;
  font-weight: 600;
  text-decoration: none;
  direction: ltr;
}
.office-phone:hover { background: #d97e0040; }
.office-phone-missing { background: var(--chip-bg); color: var(--muted); cursor: default; font-weight: 400; }
.office-name {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--text);
  font-weight: 600;
  font-size: 0.8rem;
}

.send-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--card-bg);
  border-top: 1px solid var(--border);
  padding: 12px 16px;
  box-shadow: 0 -2px 10px rgba(0,0,0,0.08);
}
.send-bar-inner {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}
#selectedCount { font-size: 0.9rem; color: var(--muted); white-space: nowrap; }
#sendBtn { margin-inline-start: auto; }
#sendBtn {
  background: var(--accent);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.95rem;
  white-space: nowrap;
}
#sendBtn:hover { background: var(--accent-dark); }
#sendBtn:disabled { opacity: 0.5; cursor: not-allowed; }

.card-actions { display: flex; gap: 8px; margin-top: 10px; }
.action-btn {
  flex: 1;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--chip-bg);
  color: var(--text);
  font-size: 0.82rem;
  cursor: pointer;
}
.action-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.action-btn.office-btn:not(:disabled):hover { border-color: #d97e00; color: #d97e00; }
.action-btn.customer-btn:hover { border-color: var(--accent); color: var(--accent); }

.empty-state { text-align: center; color: var(--muted); padding: 40px 0; }