/* Image-led course lightbox. Only the modal scrolls; the page stays in place. */
.ace-course-trigger { appearance: none; background: transparent; font: inherit; cursor: pointer; }
.ace-course-trigger:focus-visible { outline: 3px solid #8a76bd; outline-offset: 7px; border-radius: 8px; }
.ace-course-modal {
  position: fixed;
  inset: 0;
  box-sizing: border-box;
  width: 100%;
  max-width: none;
  height: 100%;
  height: 100dvh;
  max-height: none;
  margin: 0;
  padding: 76px 64px 48px;
  border: 0;
  background: transparent;
  color: #344454;
  overflow: auto;
  overscroll-behavior: contain;
  font-family: "Noto Sans TC", "DM Sans", sans-serif;
  -webkit-overflow-scrolling: touch;
}
.ace-course-modal::backdrop { background: #08090b; }
.ace-course-modal-panel {
  width: min(100%, 1080px);
  margin: 0 auto;
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 24px 90px #0009;
}
.ace-course-modal-close {
  position: fixed;
  z-index: 2;
  top: max(14px, env(safe-area-inset-top));
  right: max(18px, env(safe-area-inset-right));
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  padding: 0 0 4px;
  border: 1px solid #ffffff70;
  border-radius: 50%;
  background: #111;
  color: #fff;
  font: 300 36px/1 Arial, sans-serif;
  cursor: pointer;
}
.ace-course-modal-close:hover { background: #30303a; }
.ace-course-modal-close:focus-visible { outline: 3px solid #c5b6ff; outline-offset: 4px; }
.ace-course-modal-art { position: relative; height: clamp(220px, 29vw, 350px); overflow: hidden; background: #1a395e; }
.ace-course-modal-art > img { width: 100%; height: 100%; display: block; object-fit: cover; }
.ace-course-modal-art-copy { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: center; align-items: flex-start; padding: 32px 7%; color: #fff; text-shadow: 0 2px 14px #0e24452b; }
.ace-course-modal-code { font: 700 clamp(48px, 7vw, 80px)/1.1 "DM Sans", sans-serif; letter-spacing: .025em; }
.ace-course-modal-art-copy h2 { margin: 10px 0 0; color: #fff; font: 700 clamp(22px, 3vw, 34px)/1.5 "Noto Serif TC", serif; }
.ace-course-modal-art-copy p { margin: 12px 0 0; font-size: 12px; line-height: 1.6; letter-spacing: .04em; }
.ace-course-advanced .ace-course-modal-art-copy { left: 52%; padding-left: 0; }
.ace-course-modal[open] .ace-course-modal-panel { animation: ace-modal-in .2s ease-out both; }
@keyframes ace-modal-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
@media (max-width: 760px) {
  .ace-course-modal { padding: 76px 16px 24px; }
  .ace-course-modal-panel { border-radius: 7px; }
  .ace-course-modal-art { height: clamp(205px, 56vw, 310px); }
  .ace-course-modal-art-copy { padding: 24px 7%; }
  .ace-course-modal-art-copy p { max-width: 180px; font-size: 11px; }
  .ace-course-advanced .ace-course-modal-art-copy { left: 53%; padding-right: 5%; }
  .ace-course-advanced .ace-course-modal-art-copy h2 { font-size: clamp(16px, 4.8vw, 26px); }
  .ace-course-modal .ace-core-simple-intro { grid-template-columns: 1fr; }
  .ace-course-modal .ace-core-simple-intro > div { padding-left: 0; border-left: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .ace-course-modal[open] .ace-course-modal-panel { animation: none; }
}