/* Tutorial de cristal: usa los tokens del sitio; las imágenes son ilustrativas. */
/* Sólo se carga en esta guía. Deja espacio a la barra vertical a 320 px. */
body { min-width: 0; }
.glass-guide { padding-top: 20px; padding-bottom: 36px; }
.glass-guide h1 { max-width: 24ch; font-size: clamp(2rem, 1.45rem + 2vw, 2.8rem); line-height: 1.08; }
.glass-guide h2 { scroll-margin-top: 90px; }
.glass-guide p { max-width: 76ch; }
.glass-hero { display: grid; gap: 20px; align-items: start; }
.glass-hero .breadcrumb { margin: 0 0 12px; }
.glass-hero .lead { margin: 12px 0 18px; font-size: 1.125rem; }
.glass-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.glass-hero figure { margin: 0; }
.glass-hero img { display: block; width: 100%; height: auto; border-radius: 12px; }
.glass-hero figcaption { font-size: .8125rem; line-height: 1.45; color: var(--ink-3); padding-top: 7px; }
.glass-meta { margin: 16px 0 0; font-size: .875rem; color: var(--ink-3); }
.glass-guide section { margin-top: 32px; }
.glass-guide section > h2 { margin: 0 0 12px; }
.glass-model-links { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-top: 16px; font-weight: 650; }
.glass-scope { border-left: 3px solid var(--brand); padding: 8px 14px; background: var(--surface-2); }
.glass-scope p { margin: 0; }
.glass-kit { display: grid; gap: 6px 24px; padding-left: 22px; }
.glass-progress { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px 20px; align-items: center; padding: 12px 0; border-bottom: 1px solid var(--line-2); }
.glass-progress p { margin: 0; min-height: 3.2em; grid-row: span 2; }
.glass-progress progress { width: 140px; height: 10px; accent-color: var(--ok); }
.glass-progress button { justify-self: start; }
.glass-steps { list-style: none; padding: 0; margin: 0; }
.glass-step { display: grid; gap: 14px 28px; padding: 24px 0; border-bottom: 1px solid var(--line); scroll-margin-top: 90px; }
.glass-step h3 { margin: 0 0 8px; font-size: 1.3rem; }
.glass-step p { margin: 0 0 10px; }
.glass-step figure { margin: 0; }
.glass-diagram { display: block; width: 100%; height: auto; border: 1px solid var(--line); border-radius: 10px; background: #f6f2e9; }
.glass-step figcaption { color: var(--ink-3); font-size: .8125rem; padding-top: 5px; }
.glass-check { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; font-weight: 650; cursor: pointer; }
.glass-check input { width: 22px; height: 22px; accent-color: var(--ok); flex-shrink: 0; }
.glass-step:has(input:checked) h3 { color: var(--ok); }
.glass-method { display: grid; gap: 20px; align-items: start; }
.glass-method ol { padding-left: 24px; margin-top: 0; }
.glass-method li { margin-bottom: 12px; }
.glass-models { display: grid; gap: 22px; }
.glass-model { border-top: 3px solid var(--brand); padding-top: 14px; min-width: 0; scroll-margin-top: 90px; }
.glass-model h3 { margin: 0 0 10px; font-size: 1.3rem; }
.glass-model p { margin: 0 0 12px; }
.glass-model ul { padding-left: 20px; }
.glass-source { font-size: .875rem; color: var(--ink-3); }
.glass-problems figure { margin: 0 0 16px; max-width: 750px; }
.glass-guide details { border-bottom: 1px solid var(--line); padding: 14px 0; }
.glass-guide summary { font-weight: 700; min-height: 36px; cursor: pointer; }
.glass-guide details p { margin: 10px 0 0; }
.glass-video { max-width: 780px; }
.glass-guide .video-embed-wrap { margin: 12px 0; }
.glass-guide .tm-youtube-poster { background: #262926; }
.glass-guide .tm-youtube-poster strong { max-width: 30ch; }
.glass-guide .glass-related { padding: 16px; background: var(--surface-2); border-radius: 12px; }
.glass-related p { margin-bottom: 0; }
.glass-guide a:focus-visible, .glass-guide summary:focus-visible { outline: 2px solid var(--focus); outline-offset: 4px; }
.glass-guide [hidden] { display: none; }
@media (min-width: 760px) {
  .glass-hero { grid-template-columns: minmax(0, 1.3fr) minmax(0, .9fr); }
  .glass-kit { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .glass-step { grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); align-items: center; }
  .glass-method { grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); }
  .glass-models { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 759px) {
  .glass-guide { padding-top: 16px; }
  .glass-hero { gap: 16px; }
  .glass-hero h1 { font-size: 2rem; }
  .glass-hero figure { max-width: 500px; }
  .glass-step figure { max-width: 500px; }
  .glass-progress { grid-template-columns: minmax(0, 1fr); align-items: start; }
  .glass-progress p { min-height: 3.2em; grid-row: auto; }
}
@media print {
  .site-header, .site-footer, .glass-actions, .glass-progress, .glass-check, .glass-video { display: none; }
  .glass-guide details > * { display: block; }
  .glass-guide { color: #111; }
  .glass-step, .glass-model { break-inside: avoid; }
}