/* J Online Classes 1.0.4 — guided lesson builder and lesson-type experiences */
.lesson-type-builder {
  display: grid;
  gap: 1.1rem;
  padding: clamp(1rem, 2.5vw, 1.6rem);
  border: 1px solid rgba(75, 36, 28, .14);
  border-radius: 22px;
  background: linear-gradient(145deg, #fff 0%, #fffaf4 100%);
  box-shadow: 0 18px 55px rgba(75, 36, 28, .08);
}
.lesson-type-builder[hidden], .lesson-type-panel[hidden] { display: none !important; }
.lesson-basics { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(190px, .65fr); }
.lesson-type-guide {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.15rem;
  color: #fff;
  border-radius: 18px;
  background: linear-gradient(120deg, #4b241c, #7e3f2e);
  overflow: hidden;
  position: relative;
}
.lesson-type-guide::after { content: ''; position: absolute; width: 145px; height: 145px; right: -45px; top: -70px; border: 24px solid rgba(244, 181, 63, .16); border-radius: 50%; }
.lesson-type-guide > span { display: grid; flex: 0 0 52px; width: 52px; height: 52px; place-items: center; border-radius: 16px; color: #4b241c; background: #f4b53f; font-size: 1.25rem; font-weight: 900; box-shadow: 0 10px 28px rgba(0,0,0,.16); }
.lesson-type-guide div { min-width: 0; position: relative; z-index: 1; }
.lesson-type-guide small { display: block; color: #f8d78f; font-size: .68rem; font-weight: 900; letter-spacing: .12em; }
.lesson-type-guide h4 { margin: .15rem 0 .2rem; color: #fff; font-size: 1.12rem; }
.lesson-type-guide p { margin: 0; color: rgba(255,255,255,.78); line-height: 1.5; }
.lesson-type-panel { display: grid; gap: 1rem; padding: clamp(1rem, 2vw, 1.35rem); border: 1px solid #ebdfd4; border-radius: 18px; background: #fff; animation: lesson-panel-in .24s ease both; }
@keyframes lesson-panel-in { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }
.lesson-panel-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; padding-bottom: .8rem; border-bottom: 1px solid #eee2d9; }
.lesson-panel-heading > div { display: flex; align-items: center; gap: .7rem; }
.lesson-panel-heading > div > span { display: grid; place-items: center; width: 32px; height: 32px; flex: 0 0 32px; border-radius: 10px; color: #4b241c; background: #f8d78f; font-size: .72rem; font-weight: 900; }
.lesson-panel-heading h4 { margin: 0; color: #351a15; font-size: 1.05rem; }
.lesson-panel-heading p { max-width: 540px; margin: 0; color: #786861; line-height: 1.5; font-size: .88rem; }
.lesson-source-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 1rem; }
.lesson-source-grid > label, .lesson-upload-box { display: grid; align-content: start; gap: .5rem; padding: 1rem; border: 1px dashed #cdb7a8; border-radius: 15px; background: #fffaf5; }
.lesson-upload-box input[type="file"] { width: 100%; padding: .72rem; border: 1px solid #e3d4c8; border-radius: 11px; background: #fff; }
.lesson-type-panel label > strong { color: #412019; font-size: .88rem; }
.lesson-type-panel label small, .lesson-help { color: #7d6b63; font-size: .78rem; line-height: 1.5; }
.lesson-help { margin: -.25rem 0 0; padding: .75rem .9rem; border-left: 3px solid #f4b53f; border-radius: 0 10px 10px 0; background: #fff8e9; }
.panel-check { display: flex !important; flex-direction: row !important; align-items: center; gap: .65rem; padding: .75rem .9rem; border-radius: 12px; background: #f8f3ef; color: #4b241c; font-weight: 700; }
.panel-check input { flex: 0 0 auto; }
.format-support { display: flex; flex-wrap: wrap; gap: .55rem; }
.format-support > * { padding: .48rem .68rem; border: 1px solid #ebdfd4; border-radius: 999px; color: #67564e; background: #fcfaf8; font-size: .74rem; }
.format-support b { color: #4b241c; border-color: rgba(244,181,63,.55); background: #fff5d9; }
.quiz-settings-grid, .assignment-settings-grid { grid-template-columns: repeat(2,minmax(160px, 280px)); }
.lesson-create-footer { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-top: .2rem; }
.lesson-create-footer > label { display: flex; align-items: center; gap: .55rem; color: #5d4a43; font-weight: 700; }
.lesson-create-footer .button { min-width: 190px; }

.lesson-support-copy { max-width: 980px; margin: 1.25rem auto 0; padding: clamp(1.1rem,3vw,2rem); border-radius: 18px; background: #fff; box-shadow: 0 14px 40px rgba(56,31,24,.09); }
.lesson-support-copy h2 { margin: 0 0 .75rem; color: #4b241c; font-size: 1.2rem; }
.lesson-format-message { display: grid; place-items: center; min-height: 420px; padding: 2rem; text-align: center; border-radius: 18px; background: linear-gradient(145deg,#fff,#f7eee7); }
.lesson-format-message span { display: grid; place-items: center; width: 70px; height: 70px; border-radius: 22px; color: #4b241c; background: #f4b53f; font-size: 1.7rem; }
.lesson-format-message h2 { margin: .9rem 0 .35rem; color: #4b241c; }
.lesson-format-message p { max-width: 560px; margin: 0; color: #76655d; line-height: 1.6; }
.audio-stage > p { margin: -.25rem 0 .8rem; color: rgba(255,255,255,.68); font-size: .78rem; letter-spacing: .08em; }
.live-class-meta, .assignment-meta { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: .75rem; width: min(760px,100%); margin: 1rem auto 1.25rem; }
.live-class-meta > div, .assignment-meta > div { padding: .85rem 1rem; border: 1px solid rgba(255,255,255,.18); border-radius: 14px; background: rgba(255,255,255,.09); text-align: left; }
.live-class-meta small, .assignment-meta small { display: block; margin-bottom: .25rem; color: #f8d78f; font-size: .66rem; font-weight: 900; letter-spacing: .1em; }
.live-class-meta strong, .assignment-meta strong { color: #fff; line-height: 1.35; }
.live-stage .prose { width: min(760px,100%); margin: 0 auto 1.25rem; color: rgba(255,255,255,.83); text-align: left; }
.assignment-stage .assignment-meta { grid-template-columns: repeat(2,minmax(0,1fr)); margin: 1rem 0 1.5rem; }
.assignment-stage .assignment-meta > div { border-color: #e8dbd1; background: #faf5f1; }
.assignment-stage .assignment-meta small { color: #9a6335; }
.assignment-stage .assignment-meta strong { color: #4b241c; }

@media (max-width: 850px) {
  .lesson-basics, .lesson-source-grid { grid-template-columns: 1fr; }
  .lesson-panel-heading { display: grid; }
  .lesson-create-footer { align-items: stretch; flex-direction: column; }
  .lesson-create-footer .button { width: 100%; }
  .live-class-meta { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .lesson-type-builder { margin-inline: -.4rem; padding: .8rem; border-radius: 16px; }
  .lesson-type-guide { align-items: flex-start; padding: .9rem; }
  .lesson-type-guide > span { width: 44px; height: 44px; flex-basis: 44px; border-radius: 13px; }
  .lesson-type-panel { padding: .85rem; border-radius: 14px; }
  .quiz-settings-grid, .assignment-settings-grid, .assignment-stage .assignment-meta { grid-template-columns: 1fr; }
  .document-stage iframe { min-height: 65vh; }
}
@media (prefers-reduced-motion: reduce) { .lesson-type-panel { animation: none; } }