:root {
  --bg: #12151a;
  --panel: #1b1f26;
  --border: #2a2f3a;
  --text: #eceef1;
  --text-dim: #8b93a1;
  --accent: #e8a33d;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, Segoe UI, Inter, sans-serif;
}
.wrap { max-width: 900px; margin: 0 auto; padding: 32px 24px; }
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  padding-bottom: 16px;
  margin-bottom: 20px;
}
.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}
h1 { font-size: 22px; margin: 0; }
.btn {
  border-radius: 7px;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
}
.btn.primary { background: var(--accent); color: #1a1305; border-color: var(--accent); }
.hint { color: var(--text-dim); font-size: 14px; }
.grid { display: flex; flex-direction: column; gap: 16px; }
.pair-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 640px) {
  .pair-row { grid-template-columns: 1fr; }
}
.tile {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
}
.tile-half { min-width: 0; }
.tile-label { font-size: 13px; color: var(--text-dim); margin-bottom: 8px; }
.tile-value { font-size: 28px; font-weight: 700; }
.tile-sub { font-size: 13px; color: var(--text-dim); margin-top: 6px; }
.tile-wide { grid-column: 1 / -1; }
.tile-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}
.tile-header .tile-label { margin-bottom: 0; }
.tile-toggle {
  display: flex;
  align-items: baseline;
  gap: 8px;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  color: inherit;
  font: inherit;
}
.tile-chevron {
  color: var(--text-dim);
  font-size: 11px;
  transition: transform 0.15s ease;
  display: inline-block;
}
.collapsible.collapsed .tile-chevron { transform: rotate(-90deg); }
.collapsible.collapsed .tile-body { display: none; }
.tile-more {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 8px;
}
.summary-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
  gap: 8px;
}
@media (max-width: 640px) {
  .summary-strip { grid-template-columns: repeat(3, 1fr); }
}
.summary-badge {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 6px;
  text-align: center;
  cursor: pointer;
  color: inherit;
  font: inherit;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.summary-badge:hover { border-color: var(--accent); }
.summary-count {
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
}
.summary-label {
  font-size: 10px;
  color: var(--text-dim);
}
.tile-open-link {
  font-size: 12px;
  color: var(--accent);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
}
.tile-open-link:hover { text-decoration: underline; }
.mail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.mail-list li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.mail-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.mail-sender {
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 40%;
}
.mail-subject {
  font-size: 14px;
  color: var(--text-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
}
.mail-empty {
  color: var(--text-dim);
  font-size: 14px;
}
.mail-time {
  font-size: 12px;
  color: var(--text-dim);
  white-space: nowrap;
  flex-shrink: 0;
}
.error {
  margin-top: 20px;
  color: #f0a58a;
  background: #2a1b17;
  border: 1px solid #4a2e24;
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 13px;
  white-space: pre-wrap;
}
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: 20px;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--panel-hi, var(--panel));
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  width: 100%;
  max-width: 380px;
}
.modal h2 {
  font-size: 17px;
  margin: 0 0 6px;
  color: var(--text);
}
.modal-hint {
  font-size: 13px;
  color: var(--text-dim);
  margin: 0 0 16px;
}
.modal-checklist {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.modal-checklist label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text);
  cursor: pointer;
}
.modal-checklist input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
}
.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 20px;
}