:root {
  --indigo-950: #14172b;
  --indigo-900: #1b2040;
  --indigo-800: #262c52;
  --slate-600: #545b7a;
  --slate-400: #8890b0;
  --slate-200: #dde0ec;
  --paper: #f6f7fb;
  --white: #ffffff;
  --teal: #1f9e8f;
  --teal-bg: #e4f6f3;
  --amber: #b8760a;
  --amber-bg: #fbf0dc;
  --red: #c1432f;
  --red-bg: #fbe6e2;
  --shadow: 0 1px 2px rgba(20, 23, 43, 0.06), 0 8px 24px rgba(20, 23, 43, 0.06);
  --radius: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, sans-serif;
  background: var(--paper);
  color: var(--indigo-950);
  line-height: 1.5;
}

/* Header */
.app-header {
  background: linear-gradient(135deg, var(--indigo-950), var(--indigo-900));
  color: var(--white);
}

.header-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 28px 24px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  flex-shrink: 0;
  background:
    radial-gradient(circle at 32% 30%, rgba(255,255,255,0.55), transparent 45%),
    linear-gradient(200deg, var(--teal), #4472e8 70%);
  box-shadow: 0 0 0 4px rgba(255,255,255,0.08);
}

.brand h1 {
  margin: 0;
  font-size: 1.5rem;
  letter-spacing: -0.01em;
}

.tagline {
  margin: 2px 0 0;
  color: var(--slate-200);
  font-size: 0.92rem;
}

.tabs {
  display: flex;
  gap: 4px;
}

.tab-btn {
  background: none;
  border: none;
  color: var(--slate-200);
  padding: 12px 16px;
  font-size: 0.94rem;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}

.tab-btn:hover { color: var(--white); }

.tab-btn.active {
  color: var(--white);
  border-bottom-color: var(--teal);
  font-weight: 600;
}

/* Main */
.app-main {
  max-width: 1080px;
  margin: 0 auto;
  padding: 28px 24px 60px;
}

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

.section-heading { margin: 28px 0 16px; }
.section-heading h2 { margin: 0 0 4px; font-size: 1.2rem; }
.section-heading p { margin: 0; color: var(--slate-600); font-size: 0.92rem; }

/* Summary bar */
.summary-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.stat-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px 18px;
}

.stat-card .stat-value {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--indigo-900);
}

.stat-card.attention .stat-value { color: var(--red); }
.stat-card .stat-label {
  font-size: 0.82rem;
  color: var(--slate-600);
  margin-top: 2px;
}

/* Broker list */
.broker-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.broker-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px 18px;
  display: grid;
  grid-template-columns: 1.6fr 1fr auto auto;
  gap: 12px;
  align-items: center;
}

.broker-card .broker-name { font-weight: 600; }
.broker-card .broker-category { color: var(--slate-600); font-size: 0.85rem; margin-top: 2px; }

.deadline-block { font-size: 0.85rem; color: var(--slate-600); text-align: right; }
.deadline-block .deadline-date { color: var(--indigo-900); font-weight: 600; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 11px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
}

.badge::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
}

.badge-on_track { background: var(--slate-200); color: var(--slate-600); }
.badge-due_soon { background: var(--amber-bg); color: var(--amber); }
.badge-overdue { background: var(--red-bg); color: var(--red); }
.badge-still_appearing { background: var(--red-bg); color: var(--red); }
.badge-verified_deleted { background: var(--teal-bg); color: var(--teal); }
.badge-not_tracked { background: var(--slate-200); color: var(--slate-600); }

.checkin-btn, .track-btn {
  background: var(--indigo-900);
  color: var(--white);
  border: none;
  padding: 9px 14px;
  border-radius: 9px;
  font-size: 0.85rem;
  cursor: pointer;
}

.checkin-btn:hover, .track-btn:hover { background: var(--indigo-800); }

.checkin-note {
  grid-column: 1 / -1;
  font-size: 0.85rem;
  color: var(--slate-600);
  border-top: 1px solid var(--slate-200);
  padding-top: 10px;
  margin-top: 2px;
}

/* Directory */
.search-input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--slate-200);
  font-size: 0.95rem;
  margin-bottom: 16px;
  background: var(--white);
}

.tracked-tag {
  font-size: 0.78rem;
  color: var(--teal);
  font-weight: 600;
}

/* Complaints */
.complaint-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 20px;
}

.complaint-card h3 { margin: 0 0 4px; font-size: 1.05rem; }
.complaint-meta { color: var(--slate-600); font-size: 0.85rem; margin-bottom: 12px; }
.complaint-meta .penalty { color: var(--red); font-weight: 700; }

.complaint-letter {
  width: 100%;
  min-height: 160px;
  border-radius: 10px;
  border: 1px solid var(--slate-200);
  padding: 14px;
  font-family: "Georgia", serif;
  font-size: 0.9rem;
  color: var(--indigo-950);
  resize: vertical;
  background: var(--paper);
}

.copy-btn {
  margin-top: 10px;
  background: var(--teal);
  color: var(--white);
  border: none;
  padding: 9px 16px;
  border-radius: 9px;
  font-size: 0.85rem;
  cursor: pointer;
}

.copy-btn.copied { background: var(--indigo-900); }

.empty-note {
  color: var(--slate-600);
  background: var(--white);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

/* Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(20, 23, 43, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 10;
}

.modal-backdrop[hidden] {
  display: none;
}

.modal {
  background: var(--white);
  border-radius: var(--radius);
  padding: 22px 24px;
  max-width: 420px;
  width: 100%;
}

.modal h3 { margin: 0 0 4px; }
.modal-broker-name { color: var(--slate-600); margin: 0 0 14px; font-size: 0.9rem; }

.checkin-options {
  border: none;
  padding: 0;
  margin: 0 0 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.radio-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  cursor: pointer;
}

.modal-label { font-size: 0.85rem; color: var(--slate-600); display: block; margin-bottom: 6px; }

#checkinNote {
  width: 100%;
  border-radius: 8px;
  border: 1px solid var(--slate-200);
  padding: 10px;
  font-family: inherit;
  font-size: 0.9rem;
  resize: vertical;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 16px;
}

.btn-secondary {
  background: none;
  border: 1px solid var(--slate-200);
  padding: 9px 14px;
  border-radius: 9px;
  cursor: pointer;
  color: var(--slate-600);
}

.btn-primary {
  background: var(--indigo-900);
  color: var(--white);
  border: none;
  padding: 9px 16px;
  border-radius: 9px;
  cursor: pointer;
}

/* Footer */
.app-footer {
  text-align: center;
  color: var(--slate-400);
  font-size: 0.8rem;
  padding: 20px 24px 40px;
}

/* Mobile */
@media (max-width: 720px) {
  .summary-bar { grid-template-columns: repeat(2, 1fr); }
  .broker-card {
    grid-template-columns: 1fr;
    text-align: left;
  }
  .deadline-block { text-align: left; }
  .header-inner { padding: 20px 16px 0; }
  .app-main { padding: 20px 16px 40px; }
  .tabs { overflow-x: auto; }
}