/* การ์ดเลือกจังหวัด — ใช้ร่วม register-pop.html, register-ae.html */
.search-box {
  position: relative;
}
.search-box > i.fa-search {
  position: absolute;
  left: 4px;
  top: 50%;
  transform: translateY(-50%);
  color: #D4A040;
  font-size: 14px;
  pointer-events: none;
}
.search-clear {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 26px;
  height: 26px;
  border: none;
  border-radius: 50%;
  background: rgba(184, 115, 51, .12);
  color: var(--copper);
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 11px;
}
.search-clear.show { display: flex; }
.search-clear:hover { background: rgba(184, 115, 51, .22); }
.search-input {
  width: 100%;
  font-family: 'Prompt', sans-serif;
  font-size: 15px;
  transition: all .2s;
}
.search-region-select {
  font-family: 'Prompt', sans-serif;
  cursor: pointer;
  appearance: none;
  background-repeat: no-repeat;
  background-position: right 12px center;
}
.region-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: 'Prompt', sans-serif;
  border-radius: 8px;
  cursor: pointer;
  transition: all .2s;
}
.region-chip i { font-size: 11px; }
.region-chip.active {
  font-weight: 500;
  box-shadow: 0 4px 14px rgba(184, 115, 51, .28);
}
.region-chip.active i { color: #FFFFFF; }

.province-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 18px;
  width: 100%;
}
.province-btn {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: flex-end;
  min-height: 200px;
  padding: 0;
  border: 1.5px solid var(--copper-border);
  border-radius: 16px;
  cursor: pointer;
  overflow: hidden;
  transition: transform .22s, box-shadow .22s, border-color .22s;
  font-family: 'Prompt', sans-serif;
  background-color: #2A0005;
}
.province-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 0;
  display: block;
  pointer-events: none;
  -webkit-user-drag: none;
  user-select: none;
}
.province-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(26, 0, 5, .15) 0%,
    rgba(26, 0, 5, .35) 45%,
    rgba(26, 0, 5, .82) 100%
  );
  transition: background .22s;
  z-index: 1;
}
.province-btn::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 12px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .08);
  z-index: 2;
  pointer-events: none;
}
.province-btn:hover {
  border-color: var(--copper-light);
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(58, 0, 5, .28);
}
.province-btn:hover::before {
  background: linear-gradient(
    180deg,
    rgba(26, 0, 5, .1) 0%,
    rgba(26, 0, 5, .3) 40%,
    rgba(42, 0, 5, .75) 100%
  );
}
.province-btn-body {
  position: relative;
  z-index: 3;
  padding: 18px 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.province-region-tag {
  align-self: flex-start;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .5px;
  text-transform: uppercase;
  color: rgba(255, 235, 200, .9);
  background: rgba(184, 115, 51, .45);
  border: 1px solid rgba(255, 220, 180, .25);
  border-radius: 5px;
  padding: 4px 9px;
}
.province-btn .province-name {
  font-size: 17px;
  font-weight: 500;
  color: #FFFFFF;
  line-height: 1.35;
  text-align: left;
  text-shadow: 0 1px 4px rgba(0, 0, 0, .5);
}
.province-btn .province-cta {
  font-size: 11px;
  font-weight: 300;
  color: rgba(255, 240, 210, .75);
  display: flex;
  align-items: center;
  gap: 5px;
}
.province-btn .province-cta i {
  font-size: 10px;
  color: var(--copper-light);
}
.province-btn.hidden { display: none; }

.no-result {
  display: none;
  text-align: center;
  padding: 32px 20px;
  font-family: 'Prompt', sans-serif;
  font-size: 14px;
}
.no-result.show { display: block; }
.no-result i {
  font-size: 28px;
  color: var(--copper);
  margin-bottom: 8px;
  display: block;
  opacity: .5;
}

@media (min-width: 900px) {
  .province-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
  }
  .province-btn { min-height: 240px; }
  .province-btn .province-name { font-size: 18px; }
}

@media (max-width: 640px) {
  .province-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .province-btn {
    min-height: 168px;
    border-radius: 14px;
  }
  .province-btn-body { padding: 12px 12px 14px; }
  .province-btn .province-name { font-size: 14px; }
}