#suwon-instructor-popup {
  width: min(680px, calc(100vw - 32px));
  max-width: none;
  max-height: calc(100vh - 32px);
  max-height: calc(100dvh - 32px);
  margin: auto;
  padding: 0;
  border: 1px solid #dce5df;
  border-radius: 18px;
  background: #fff;
  color: #203128;
  box-shadow: 0 24px 80px #001b2240;
  overflow: hidden;
  overscroll-behavior: contain;
  font-family: 'Malgun Gothic', 'Apple SD Gothic Neo', sans-serif;
}
#suwon-instructor-popup[open] { display: flex; flex-direction: column; }
#suwon-instructor-popup::backdrop { background: rgb(5 20 15 / 66%); }
#suwon-instructor-popup [hidden] { display: none !important; }
#suwon-instructor-popup button { font: inherit; cursor: pointer; touch-action: manipulation; }
#suwon-instructor-popup :focus-visible { outline: 3px solid #1687f2; outline-offset: -3px; }
.suwon-popup-header {
  flex: none;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 20px 16px 24px;
  border-top: 5px solid #1a7a3a;
  border-bottom: 1px solid #e5ece7;
}
.suwon-popup-header h2 { flex: 1; margin: 0; font-size: 22px; line-height: 1.45; letter-spacing: -.7px; }
.suwon-popup-x { flex: none; width: 44px; height: 44px; border: 0; border-radius: 50%; background: #f0f5f1; color: #203128; font-size: 26px !important; }
.suwon-popup-body { min-height: 0; padding: 20px 24px 24px; overflow: auto; overscroll-behavior: contain; -webkit-overflow-scrolling: touch; }
.suwon-popup-classes { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.suwon-popup-class { padding: 15px; border-radius: 10px; border: 1px solid #dbe9e0; background: #f3f8f4; }
.suwon-popup-class h3 { margin: 0 0 6px; color: #176334; font-size: 17px; line-height: 1.5; }
.suwon-popup-class p { font-size: 16px; line-height: 1.65; }
.suwon-popup-time { font-weight: 700; color: #203128; }
.suwon-popup-description { margin-top: 3px; color: #4e6054; }
.suwon-popup-contact { margin: 16px 0 12px; font-size: 16px; line-height: 1.6; }
.suwon-popup-contact a { color: #176334; text-decoration: underline; text-underline-offset: 3px; font-weight: 700; }
.suwon-popup-image-button { display: block; width: 100%; padding: 0; border: 0; background: #07111d; }
.suwon-popup-image-button img { display: block; width: 100%; max-width: 100%; height: auto; object-fit: contain; }
.suwon-popup-image-hint { margin: 9px 0 0; color: #617168; font-size: 14px; text-align: center; line-height: 1.5; }
.suwon-popup-image-error { padding: 20px; border: 1px solid #dde5df; border-radius: 10px; font-size: 16px; line-height: 1.65; background: #f5f7f5; }
.suwon-popup-footer { flex: none; display: flex; gap: 10px; padding: 14px 24px max(14px, env(safe-area-inset-bottom)); border-top: 1px solid #dce5df; background: #fff; }
.suwon-popup-footer button { min-height: 48px; padding: 10px 14px; border: 1px solid #c6d5cc; border-radius: 8px; font-size: 16px !important; font-weight: 700 !important; line-height: 1.5; }
.suwon-popup-day { flex: 1; background: #fff; color: #31523e; }
.suwon-popup-close { flex: 0 0 28%; background: #1a7a3a; color: #fff; border-color: #1a7a3a !important; }
#suwon-instructor-popup.suwon-popup-expanded { width: min(1200px, calc(100vw - 32px)); }
.suwon-popup-zoom { min-height: 0; display: flex; flex-direction: column; overflow: hidden; }
.suwon-popup-zoom-toolbar { flex: none; display: flex; align-items: center; flex-wrap: wrap; gap: 8px 16px; padding: 10px 20px; background: #f3f8f4; font-size: 14px; line-height: 1.5; }
.suwon-popup-zoom-toolbar button { min-height: 44px; padding: 8px 12px; border: 1px solid #b8cdbf; border-radius: 7px; background: #fff; color: #176334; font-weight: 700; }
.suwon-popup-zoom-scroll { min-height: 0; padding: 12px; overflow: auto; overscroll-behavior: contain; background: #0c1420; -webkit-overflow-scrolling: touch; }
.suwon-popup-zoom-scroll img { display: block; width: 1122px; max-width: none; height: auto; object-fit: contain; margin: 0 auto; }
@media (max-width: 540px) {
  #suwon-instructor-popup, #suwon-instructor-popup.suwon-popup-expanded { width: calc(100vw - 20px); max-height: calc(100vh - 20px); max-height: calc(100dvh - 20px); border-radius: 14px; }
  .suwon-popup-header { padding: 12px 10px 12px 16px; gap: 6px; }
  .suwon-popup-header h2 { font-size: 19px; }
  .suwon-popup-body { padding: 16px; }
  .suwon-popup-classes { grid-template-columns: 1fr; gap: 8px; }
  .suwon-popup-class { padding: 12px 14px; }
  .suwon-popup-class h3 { font-size: 16px; margin-bottom: 2px; }
  .suwon-popup-contact { margin-top: 12px; }
  .suwon-popup-footer { padding: 12px 14px max(12px, env(safe-area-inset-bottom)); gap: 8px; }
  .suwon-popup-footer button { padding: 9px 8px; font-size: 15px !important; }
}
@media (max-height: 450px) {
  .suwon-popup-header { padding-top: 6px; padding-bottom: 6px; }
  .suwon-popup-footer { padding-top: 8px; padding-bottom: max(8px, env(safe-area-inset-bottom)); }
}