* {
  box-sizing: border-box;
}

body {
  width: 360px;
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #fdfcfb;
  color: #14213d;
}

.tt-header {
  padding: 16px 18px 12px;
  background: #14213d;
  color: #fdfcfb;
}

.tt-header h1 {
  margin: 0;
  font-size: 17px;
  letter-spacing: 0.01em;
}

.tt-subtitle {
  margin: 4px 0 0;
  font-size: 12px;
  color: #c9d2e3;
}

main {
  padding: 14px 18px 18px;
}

.tt-total-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  padding: 14px 16px;
  border-radius: 10px;
  background: #fff5e6;
  border: 1px solid #ffe1a8;
  margin-bottom: 14px;
}

.tt-total-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #8a6d1f;
}

.tt-total-amount {
  font-size: 28px;
  font-weight: 700;
  color: #14213d;
}

.tt-delta-badge {
  font-size: 12px;
  font-weight: 600;
  color: #d1495b;
}

.tt-breakdown h2,
.tt-premium h2 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #6b7280;
  margin: 0 0 8px;
}

.tt-line-items {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  border-top: 1px solid #eee;
}

.tt-line-items li {
  display: flex;
  justify-content: space-between;
  padding: 7px 0;
  border-bottom: 1px solid #eee;
  font-size: 13px;
}

.tt-line-items li.tt-empty {
  color: #9ca3af;
  justify-content: flex-start;
}

.tt-line-items li .tt-late-tag {
  font-size: 10px;
  color: #d1495b;
  border: 1px solid #f3c1c9;
  border-radius: 999px;
  padding: 1px 6px;
  margin-left: 6px;
}

.tt-export-btn {
  width: 100%;
  padding: 10px;
  border: none;
  border-radius: 8px;
  background: #14213d;
  color: #fdfcfb;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  margin-bottom: 16px;
}

.tt-export-btn:disabled {
  background: #cbd2e0;
  cursor: not-allowed;
}

.tt-premium {
  border-top: 1px dashed #e5c98a;
  padding-top: 14px;
}

.tt-premium p {
  font-size: 12px;
  color: #4b5563;
  margin: 0 0 8px;
}

.tt-premium-list {
  list-style: none;
  margin: 0 0 10px;
  padding: 0;
  font-size: 12px;
  color: #6b7280;
}

.tt-premium-list li::before {
  content: "🔒 ";
}

.tt-upgrade-btn {
  width: 100%;
  padding: 9px;
  border: 1px solid #ffb703;
  border-radius: 8px;
  background: #fff5e6;
  color: #8a6d1f;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}