/* Shared lecture-flavor primitives: tables, modules, forms, switcher */
.qga-switcher {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 60;
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  align-items: center;
  max-width: calc(100vw - 2rem);
  padding: 0.4rem 0.5rem;
  background: rgba(12, 16, 22, 0.94);
  border: 1px solid rgba(230, 235, 243, 0.14);
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.64rem;
  color: #e6ebf3;
}
.qga-switcher span { color: #8b93a3; }
.qga-switcher a { color: inherit; text-decoration: none; padding: 0.22rem 0.34rem; }
.qga-switcher a[aria-current="page"] { color: #5b9dff; }

.lx-block {
  width: min(100% - 2 * var(--lx-gutter, 1.25rem), var(--lx-max, 72rem));
  margin: 0 auto;
  padding: clamp(2.75rem, 7vw, 4.5rem) 0;
}
.lx-kicker {
  margin: 0 0 0.75rem;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--lx-accent, #5b9dff);
}
.lx-h2 {
  margin: 0 0 0.65rem;
  font-size: clamp(1.7rem, 3.4vw, 2.45rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.08;
}
.lx-lede {
  margin: 0 0 1.75rem;
  max-width: 36rem;
  color: var(--lx-muted, #8b93a3);
  line-height: 1.55;
}
.lx-module {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--lx-line, rgba(230, 235, 243, 0.12));
}
.lx-module__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(16rem, 22rem);
  gap: 1.25rem;
  align-items: stretch;
  margin-bottom: 1rem;
}
.lx-module__code {
  margin: 0 0 0.4rem;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--lx-accent, #5b9dff);
}
.lx-module h3 {
  margin: 0 0 0.3rem;
  font-size: clamp(1.45rem, 2.5vw, 1.9rem);
  letter-spacing: -0.02em;
}
.lx-module__head > div > p:last-child {
  margin: 0;
  color: var(--lx-muted, #8b93a3);
  font-size: 0.92rem;
}
.lx-module__chart {
  min-height: 14rem;
  height: 14rem;
  background: var(--lx-panel, #11161e);
  border: 1px solid var(--lx-line, rgba(230, 235, 243, 0.12));
}
.lx-module__extra {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  margin-top: 1px;
  background: var(--lx-line, rgba(230, 235, 243, 0.12));
  border: 1px solid var(--lx-line, rgba(230, 235, 243, 0.12));
}
.lx-module__chart--wide {
  min-height: 15rem;
  height: 15rem;
  border: 0;
}
.lx-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--lx-line, rgba(230, 235, 243, 0.12));
  background: var(--lx-panel, #11161e);
}
.lx-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.lx-table th,
.lx-table td {
  padding: 0.8rem 0.85rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--lx-line, rgba(230, 235, 243, 0.1));
}
.lx-table th {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lx-muted, #8b93a3);
  background: rgba(0, 0, 0, 0.18);
}
.lx-table td:first-child {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  color: var(--lx-accent, #5b9dff);
  white-space: nowrap;
  width: 3.5rem;
}
.lx-table tr:last-child td { border-bottom: 0; }

.lx-pillars {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1.1rem;
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
}
.lx-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--lx-line, rgba(230, 235, 243, 0.12));
  border: 1px solid var(--lx-line, rgba(230, 235, 243, 0.12));
}
.lx-split article {
  background: var(--lx-panel, #11161e);
  padding: 1.35rem;
}
.lx-split h3 {
  margin: 0 0 0.35rem;
  font-size: 1.55rem;
  letter-spacing: -0.02em;
}
.lx-split .lx-meta {
  margin: 0 0 0.75rem;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lx-muted, #8b93a3);
}
.lx-split p { margin: 0; color: var(--lx-muted, #8b93a3); }

.lx-admit__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}
.lx-panel {
  background: var(--lx-panel, #11161e);
  border: 1px solid var(--lx-line, rgba(230, 235, 243, 0.12));
  padding: 1.3rem;
}
.lx-steps {
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.55rem;
}
.lx-steps li {
  display: flex;
  gap: 0.75rem;
  font-size: 0.98rem;
}
.lx-steps span {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--lx-accent, #5b9dff);
  min-width: 1.6rem;
  padding-top: 0.2rem;
}

.qga-form h3,
.qga-done h3 { margin: 0 0 1rem; font-size: 1.3rem; }
.qga-eyebrow {
  margin: 0 0 0.4rem;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--lx-accent, #5b9dff);
}
.qga-field { display: grid; gap: 0.3rem; margin-bottom: 0.8rem; }
.qga-field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 0.8rem;
}
.qga-field-row .qga-field { margin-bottom: 0; }
.qga-field > span,
.qga-field legend {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lx-muted, #8b93a3);
}
.qga-field em { font-style: normal; text-transform: none; letter-spacing: 0; }
.qga-field input[type="text"],
.qga-field input[type="email"],
.qga-field input[type="tel"] {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid var(--lx-line, rgba(230, 235, 243, 0.12));
  background: var(--lx-bg, #0a0d12);
  color: var(--lx-text, #e6ebf3);
  padding: 0.7rem 0.75rem;
  font: inherit;
}
.qga-field__phone { display: grid; grid-template-columns: 4rem 1fr; gap: 0.45rem; }

.qga-field-row--files { margin-bottom: 1rem; }
.qga-upload {
  position: relative;
  display: block;
  cursor: pointer;
  margin: 0;
}
.qga-upload input[type="file"] {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
  z-index: 2;
}
.qga-upload__card {
  display: grid;
  gap: 0.28rem;
  justify-items: start;
  min-height: 7.5rem;
  padding: 1rem 1rem 0.95rem;
  border: 1px dashed var(--lx-line, rgba(230, 235, 243, 0.22));
  background: rgba(255, 255, 255, 0.03);
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}
.qga-upload:hover .qga-upload__card,
.qga-upload:focus-within .qga-upload__card {
  border-color: var(--lx-accent, #5b9dff);
  background: rgba(91, 157, 255, 0.08);
}
.qga-upload.is-filled .qga-upload__card {
  border-style: solid;
  border-color: var(--lx-accent, #5b9dff);
  background: rgba(91, 157, 255, 0.1);
}

.qga-field.is-invalid input,
.qga-upload.is-invalid .qga-upload__card {
  border-color: rgba(166, 92, 74, 0.55);
  background: rgba(166, 92, 74, 0.08);
}

.qga-upload.is-invalid .qga-upload__action {
  color: #c4a090;
}
.qga-upload__glyph {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.1rem;
  height: 1.55rem;
  padding: 0 0.4rem;
  margin-bottom: 0.2rem;
  border: 1px solid currentColor;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--lx-accent, #5b9dff);
  line-height: 1;
}
.qga-upload__title {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lx-text, #e6ebf3);
}
.qga-upload__hint {
  font-size: 0.78rem;
  color: var(--lx-muted, #8b93a3);
  line-height: 1.35;
}
.qga-upload__action {
  margin-top: 0.45rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--lx-accent, #5b9dff);
  word-break: break-all;
}

@media (max-width: 560px) {
  .qga-field-row,
  .qga-field-row--files {
    grid-template-columns: 1fr;
  }
}
.qga-field--choice { border: 0; padding: 0; margin: 0 0 1rem; gap: 0.4rem; }
.qga-field--choice label {
  display: flex;
  gap: 0.45rem;
  font-size: 0.9rem;
  color: var(--lx-muted, #8b93a3);
}
.qga-submit {
  width: 100%;
  border: 0;
  background: var(--lx-accent, #5b9dff);
  color: #061018;
  padding: 0.85rem 1rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}
.qga-form__error {
  display: grid;
  gap: 0.2rem;
  margin: 0 0 0.9rem;
  padding: 0.8rem 0.95rem;
  border: 1px solid rgba(166, 92, 74, 0.35);
  border-left: 3px solid #a65c4a;
  background: rgba(166, 92, 74, 0.1);
  color: #e8d4cc;
  font-size: 0.9rem;
  line-height: 1.45;
}

.qga-form__error[hidden] { display: none; }

.qga-form__error-label {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #c4a090;
}

.qga-form__error-copy { margin: 0; color: inherit; }
.qga-done p:last-child { margin: 0.4rem 0 0; color: var(--lx-muted, #8b93a3); }

[data-stage].is-playing .lx-play,
[data-stage].is-playing .lx-cinema__poster,
[data-stage].is-playing .lx-hero__veil,
.lx-cinema.is-playing .lx-hero__copy {
  opacity: 0;
  pointer-events: none;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(0.75rem);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
[data-reveal].is-in { opacity: 1; transform: none; }

@media (max-width: 900px) {
  .lx-module__head,
  .lx-module__extra,
  .lx-split,
  .lx-admit__grid { grid-template-columns: 1fr; }
}