:root {
  --navy: #0f172a;
  --blue: #1e3a8a;
  --bg: #f8fafc;
  --card: #ffffff;
  --border: #dbe3ef;
  --muted: #64748b;
  --text: #111827;
  --green: #15803d;
  --red: #dc2626;
  --amber: #b45309;
  --shadow: 0 14px 30px rgba(15, 23, 42, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #eef4ff 0%, var(--bg) 240px);
}

button, input { font: inherit; }

.page-shell {
  width: min(1100px, calc(100% - 32px));
  margin: 0 auto;
  padding: 36px 0 28px;
}

.hero {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 24px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--blue);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 12px;
}

h1 {
  margin: 0;
  font-size: clamp(36px, 6vw, 56px);
  line-height: 1;
  color: var(--navy);
  letter-spacing: -0.04em;
}

.subtitle {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.source-badge {
  white-space: nowrap;
  background: var(--navy);
  color: white;
  padding: 10px 14px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 13px;
}

.panel,
.rate-card,
.status-strip {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: var(--shadow);
}

.controls-panel {
  padding: 22px;
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 22px;
}

.control-group label {
  display: block;
  margin-bottom: 10px;
  font-weight: 800;
  color: var(--navy);
}

.segmented,
.period-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.segment {
  border: 1px solid var(--border);
  background: #f8fafc;
  color: var(--navy);
  padding: 10px 13px;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 750;
}

.segment:hover { border-color: var(--blue); }

.segment.active {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}

.date-input {
  display: block;
  width: 100%;
  margin-top: 12px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: white;
  color: var(--navy);
}

.hidden { display: none !important; }

.status-strip {
  margin: 18px 0;
  padding: 14px 18px;
  color: var(--navy);
  font-weight: 700;
}

.status-strip.warning { background: #fffbeb; border-color: #fde68a; }
.status-strip.error { background: #fef2f2; border-color: #fecaca; }

.cards-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.rate-card { padding: 22px; }

.card-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 18px;
}

.pair-title { margin: 0; color: var(--navy); font-size: 28px; }
.pair-subtitle { margin: 4px 0 0; color: var(--muted); }

.direction-pill {
  border-radius: 999px;
  padding: 8px 10px;
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}
.direction-pill.strong { background: #dcfce7; color: var(--green); }
.direction-pill.weak { background: #fef3c7; color: var(--amber); }
.direction-pill.neutral { background: #e2e8f0; color: var(--navy); }

.big-change {
  font-size: 42px;
  line-height: 1;
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--navy);
  margin-bottom: 18px;
}
.big-change.strong { color: var(--green); }
.big-change.weak { color: var(--red); }
.big-change.neutral { color: var(--navy); }

.metrics,
.dates {
  display: grid;
  gap: 10px;
}

.row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border-top: 1px solid #edf2f7;
  padding-top: 10px;
}

.row span:first-child { color: var(--muted); }
.row strong { color: var(--navy); text-align: right; }

.dates {
  margin-top: 18px;
  font-size: 14px;
}

.period-label {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  margin: 14px 0 6px;
  padding: 6px 10px;
  border-radius: 999px;
  background: #eef2ff;
  color: var(--blue);
  font-size: 13px;
  font-weight: 850;
}

.commentary-section,
.actions-panel {
  margin-top: 18px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: var(--shadow);
  padding: 20px;
}

.commentary-section h2 {
  margin: 0 0 12px;
  color: var(--navy);
  font-size: 22px;
}

.commentary-list {
  display: grid;
  gap: 10px;
  margin: 0;
}

.commentary-item {
  margin: 0;
  color: var(--text);
  line-height: 1.5;
}

.commentary-item strong { color: var(--navy); }

.actions-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.pdf-button {
  border: 0;
  background: var(--navy);
  color: white;
  padding: 12px 16px;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 800;
}

.pdf-button:hover { background: var(--blue); }

.pdf-note {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.footer {
  margin-top: 22px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}

@media (max-width: 760px) {
  .page-shell { width: min(100% - 22px, 1100px); padding-top: 24px; }
  .hero, .controls-panel, .cards-grid, .actions-panel { grid-template-columns: 1fr; flex-direction: column; align-items: flex-start; }
  .source-badge { width: fit-content; }
  .controls-panel { padding: 16px; }
  .rate-card { padding: 18px; }
  .card-top { flex-direction: column; }
  .big-change { font-size: 36px; }
}

.movement-value.strong { color: var(--green); }
.movement-value.weak { color: var(--red); }
.movement-value.neutral { color: var(--navy); }

.practical-impact {
  display: block;
  margin-top: 6px;
}

.print-only { display: none; }

.card-commentary {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid #edf2f7;
  color: var(--text);
  line-height: 1.5;
}

.card-commentary h3 {
  margin: 0 0 8px;
  color: var(--navy);
  font-size: 17px;
}

@media print {
  @page {
    size: A4 portrait;
    margin: 10mm;
  }

  html, body {
    background: white !important;
    color: #000;
  }

  .page-shell {
    width: 100%;
    padding: 0;
    margin: 0;
  }

  /* Print output starts with the result cards. This avoids the mostly blank first page. */
  .hero,
  .status-strip,
  .no-print,
  .controls-panel,
  .actions-panel,
  #commentarySection {
    display: none !important;
  }

  .print-only { display: block !important; }

  .cards-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8mm;
    align-items: start;
  }

  .rate-card {
    box-shadow: none;
    border: 1px solid #d1d5db;
    border-radius: 10px;
    padding: 10mm;
    break-inside: avoid;
    page-break-inside: avoid;
  }

  .pair-title { font-size: 22px; }
  .pair-subtitle { font-size: 12px; }
  .period-label { font-size: 11px; margin: 8px 0 4px; }
  .direction-pill { font-size: 10px; padding: 5px 7px; }
  .big-change { font-size: 30px; margin-bottom: 10px; }
  .row { padding-top: 6px; font-size: 11px; }
  .dates { margin-top: 10px; gap: 6px; }

  .card-commentary {
    display: block !important;
    margin-top: 10px;
    padding-top: 8px;
    border-top: 1px solid #d1d5db;
    font-size: 11px;
    line-height: 1.35;
  }

  .card-commentary h3 {
    font-size: 13px;
    margin-bottom: 5px;
  }

  .footer {
    margin-top: 8mm;
    font-size: 9px;
    text-align: center;
    color: #4b5563;
  }
}

.action-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.secondary-button,
.plain-button {
  border: 1px solid var(--border);
  background: #f8fafc;
  color: var(--navy);
  padding: 12px 16px;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 800;
}

.secondary-button:hover,
.plain-button:hover {
  border-color: var(--blue);
  color: var(--blue);
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(15, 23, 42, 0.55);
}

.email-modal {
  width: min(760px, 100%);
  max-height: min(860px, calc(100vh - 40px));
  overflow: auto;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: 0 28px 70px rgba(15, 23, 42, 0.28);
  padding: 22px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 18px;
}

.modal-header h2 {
  margin: 0;
  color: var(--navy);
  font-size: 26px;
}

.modal-eyebrow {
  margin: 0 0 4px;
  color: var(--blue);
  font-weight: 800;
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.icon-button {
  border: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #eef2ff;
  color: var(--navy);
  cursor: pointer;
  font-size: 24px;
  line-height: 1;
}

.email-label {
  display: block;
  margin: 12px 0 6px;
  color: var(--navy);
  font-weight: 800;
}

.email-subject,
.email-body {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: #f8fafc;
  color: var(--navy);
  padding: 12px 14px;
}

.email-body {
  min-height: 360px;
  resize: vertical;
  line-height: 1.5;
}

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

.copy-status {
  min-height: 20px;
  margin: 10px 0 0;
  color: var(--green);
  font-weight: 700;
  font-size: 13px;
  text-align: right;
}

@media (max-width: 760px) {
  .modal-actions,
  .action-buttons {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
  }

  .secondary-button,
  .plain-button,
  .pdf-button {
    width: 100%;
  }
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.email-preview-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-top: 12px;
}

.email-preview-heading span {
  color: var(--muted);
  font-size: 13px;
  max-width: 420px;
  text-align: right;
}

.email-preview {
  width: 100%;
  max-height: 430px;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: #f8fafc;
  padding: 14px;
  outline: none;
}

.email-preview:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.12);
}