.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-4);
  align-items: center;
}

.hero__title {
  margin: 0;
  font-size: clamp(1.8rem, 2.8vw, 2.9rem);
  line-height: 1.2;
}

.hero__title strong {
  color: var(--brand-strong);
}

.hero__subtitle {
  color: var(--muted);
  margin-top: 0.9rem;
}

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

.panel {
  padding: var(--space-4);
}

.grid {
  display: grid;
  gap: var(--space-3);
}

.grid.tools {
  margin-top: 1.4rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.card h3 {
  margin: 0;
  font-size: 1.05rem;
}

.card p {
  margin: 0;
  color: var(--muted);
}

.card a {
  margin-top: auto;
  text-decoration: none;
  color: var(--brand-strong);
  font-weight: 700;
}

.form-row {
  display: grid;
  gap: 0.8rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

label {
  font-weight: 600;
  display: block;
  margin-bottom: 0.35rem;
}

input,
select,
button,
textarea {
  width: 100%;
  font: inherit;
}

input,
select,
textarea {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.8rem;
  background: #fff;
}

/* iOS Safari gives date/time inputs an intrinsic content width that can overflow
   their grid/flex container ("oversize") unless appearance is reset and a min-width
   of 0 is forced. Also center the picker text to match other inputs visually. */
input[type="date"],
input[type="time"],
input[type="datetime-local"],
input[type="month"] {
  -webkit-appearance: none;
  appearance: none;
  min-width: 0;
  max-width: 100%;
  text-align: center;
}

input[type="date"]::-webkit-date-and-time-value,
input[type="time"]::-webkit-date-and-time-value,
input[type="datetime-local"]::-webkit-date-and-time-value,
input[type="month"]::-webkit-date-and-time-value {
  text-align: center;
  width: 100%;
}

select[size] {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  box-shadow: var(--shadow);
}

.mode-panel {
  margin-top: 1rem;
}

input:focus,
select:focus,
textarea:focus,
button:focus-visible,
a:focus-visible {
  outline: 3px solid #f6b184;
  outline-offset: 2px;
}

button {
  border: 0;
  border-radius: 999px;
  padding: 0.7rem 1rem;
  cursor: pointer;
  font-weight: 700;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(130deg, var(--brand) 0%, #dc6b4c 100%);
}

.btn-ghost {
  color: var(--brand-strong);
  background: #f8e5d9;
}

.actions {
  margin-top: 1rem;
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.result {
  margin-top: 1rem;
  border: 1px dashed #d6baa5;
  background: #fff6ee;
  border-radius: var(--radius-sm);
  padding: 1rem;
}

.result + .result {
  margin-top: 0.6rem;
}

.result strong {
  color: var(--brand-strong);
}

.lunar-month-cal {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.lunar-month-cal__title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.lunar-month-cal__title-row h2 {
  margin: 0;
  font-size: 1.1rem;
}

.lunar-month-cal__today {
  width: auto;
  border-radius: 999px;
  padding: 0.4rem 0.75rem;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--brand-strong);
  background: #f8e5d9;
}

.lunar-month-cal__today:hover {
  background: #f2d2bd;
}

.lunar-month-cal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.lunar-month-cal__header h3 {
  margin: 0;
  font-size: 1.05rem;
}

.lunar-month-cal__nav {
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  background: #f8e5d9;
  color: var(--brand-strong);
  font-size: 1.1rem;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.lunar-month-cal__nav:hover {
  background: #f2d2bd;
}

.lunar-month-cal__weekdays {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  text-align: center;
  font-size: 0.75rem;
  color: var(--muted);
  font-weight: 700;
}

.lunar-month-cal__grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 0.25rem;
}

.cal-day {
  aspect-ratio: 1 / 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
  padding: 0;
  gap: 0.05rem;
}

.cal-day:hover {
  border-color: #d8b295;
}

.cal-day--empty {
  background: transparent;
  cursor: default;
  pointer-events: none;
}

.cal-day__solar {
  font-weight: 700;
  font-size: 0.9rem;
}

.cal-day__lunar {
  font-size: 0.68rem;
  color: var(--muted);
}

.cal-day--today {
  border-color: var(--brand-strong);
}

.cal-day--selected {
  background: linear-gradient(130deg, var(--brand) 0%, #dc6b4c 100%);
}

.cal-day--selected .cal-day__solar,
.cal-day--selected .cal-day__lunar {
  color: #fff;
}

.cal-day--mung1:not(.cal-day--selected) {
  background: #fde7d3;
}

.cal-day--ram:not(.cal-day--selected) {
  background: #fff0da;
  border-color: #eec98c;
}

.lunar-month-cal__legend {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.3rem 0.6rem;
  font-size: 0.78rem;
  color: var(--muted);
  margin: 0.4rem 0 0;
}

.legend-dot {
  display: inline-block;
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  margin-right: 0.15rem;
  vertical-align: middle;
}

.legend-dot--mung1 {
  background: #fde7d3;
  border: 1px solid #e3a86b;
}

.legend-dot--ram {
  background: #fff0da;
  border: 1px solid #eec98c;
}

.legend-dot--today {
  background: #fff;
  border: 2px solid var(--brand-strong);
}

@media (max-width: 480px) {
  .cal-day__solar {
    font-size: 0.8rem;
  }

  .cal-day__lunar {
    font-size: 0.6rem;
  }
}

.badge {
  display: inline-flex;
  border-radius: 999px;
  padding: 0.3rem 0.65rem;
  background: #f2dfd1;
  color: #7d2d17;
  font-size: 0.82rem;
  font-weight: 700;
}

.notice {
  border-left: 4px solid #d88d5f;
  background: #fff3e8;
  padding: 0.8rem 0.95rem;
  border-radius: 8px;
  color: #5a3a24;
}

.kpi {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
}

.kpi .tile {
  background: #fff8f0;
  border: 1px solid #ead8c6;
  border-radius: 12px;
  padding: 0.8rem;
}

.kpi .tile b {
  display: block;
  font-size: 1.1rem;
  color: #853017;
}

.qr-result {
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
  align-items: flex-start;
}

.qr-result canvas,
.qr-result img {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: #fff;
  max-width: 100%;
  width: 260px;
  height: auto;
}

.qr-result__info {
  flex: 1;
  min-width: 220px;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.qr-result__info p {
  margin: 0;
}

.freq-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.freq-table th,
.freq-table td {
  text-align: left;
  padding: 0.45rem 0.6rem;
  border-bottom: 1px solid var(--border);
}

.freq-table th {
  color: var(--muted);
  font-size: 0.8rem;
  text-transform: uppercase;
}

.detail-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  margin: 0.6rem 0 1.1rem;
}

.detail-table th,
.detail-table td {
  text-align: left;
  padding: 0.45rem 0.6rem;
  border-bottom: 1px solid var(--border);
}

.detail-table td:last-child,
.detail-table th:last-child {
  text-align: right;
}

.detail-table th {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
}

.detail-table tr.detail-table__total td {
  font-weight: 700;
  color: var(--brand-strong);
  border-bottom: none;
}

.info-link {
  background: none;
  border: none;
  width: auto;
  padding: 0;
  margin-left: 0.4rem;
  color: var(--brand-strong);
  font-weight: 700;
  font-size: 0.85rem;
  text-decoration: underline;
  cursor: pointer;
}

/* Generic modal/popup system (see site.js for the open/close behavior). */
body.modal-open {
  overflow: hidden;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgb(31 29 26 / 55%);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 5vh 1rem;
  overflow-y: auto;
}

.modal__box {
  position: relative;
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  max-width: 640px;
  width: 100%;
  padding: var(--space-4);
  max-height: 90vh;
  overflow-y: auto;
}

.modal__box h2 {
  margin-top: 0;
  font-size: 1.2rem;
  padding-right: 2rem;
}

.modal__close {
  position: absolute;
  top: 0.7rem;
  right: 0.7rem;
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 999px;
  background: #f8e5d9;
  color: var(--brand-strong);
  font-size: 1.2rem;
  line-height: 1;
  padding: 0;
  cursor: pointer;
}

.modal__close:hover {
  background: #f2d2bd;
}

.region-info__rates {
  margin: 0 0 1rem;
  padding-left: 1.2rem;
}

.region-info__list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  max-height: 45vh;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.7rem;
}

.region-info__list summary {
  cursor: pointer;
  font-weight: 700;
  padding: 0.3rem 0;
}

.region-info__list ul {
  margin: 0.3rem 0 0.6rem;
  padding-left: 1.2rem;
  font-size: 0.9rem;
  color: var(--muted);
}

@media (max-width: 960px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .grid.tools {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  .form-row,
  .kpi,
  .grid.tools {
    grid-template-columns: 1fr;
  }
}