/* Option Files — catálogo y lectura editorial. Cargado después del sistema global. */
.option-files-site {
  --of-bg: #090d11;
  --of-surface: #11181e;
  --of-surface-2: #172027;
  --of-line: rgba(184, 211, 218, 0.16);
  --of-line-strong: rgba(33, 212, 194, 0.42);
  --of-accent: #21d4c2;
  --of-accent-bright: #55eadb;
  --of-text: #f3f7f8;
  --of-muted: #9aaab3;
  background: var(--of-bg);
}

.option-files-site #downloads-page {
  width: min(100% - 40px, 1400px);
  max-width: 1400px;
  margin-inline: auto;
}

.option-files-site a:focus-visible,
.option-files-site button:focus-visible,
.option-files-site summary:focus-visible {
  outline: 3px solid var(--of-accent-bright);
  outline-offset: 3px;
}

.option-files-site .download-btn {
  width: auto;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border: 1px solid var(--of-accent) !important;
  border-radius: 4px !important;
  background: var(--of-accent) !important;
  color: #06110f !important;
  font-size: .76rem;
  font-weight: 950;
  letter-spacing: .055em;
  line-height: 1;
  text-align: center;
  text-transform: uppercase;
  transition: background .18s ease, border-color .18s ease, color .18s ease, transform .18s ease !important;
}

.option-files-site .download-btn:hover {
  border-color: var(--of-accent-bright) !important;
  background: var(--of-accent-bright) !important;
  transform: translateY(-1px) !important;
}

.option-files-site .download-btn.download-btn-secondary {
  border-color: rgba(255, 255, 255, .24) !important;
  background: transparent !important;
  color: var(--of-text) !important;
}

.option-files-site .download-btn.download-btn-secondary:hover {
  border-color: var(--of-accent) !important;
  background: rgba(33, 212, 194, .08) !important;
  color: var(--of-accent-bright) !important;
}

/* Catálogo */
.option-files-site .of-library-panel {
  overflow: hidden;
  border-radius: 0 !important;
  background: transparent !important;
}

.option-files-site .of-library-panel .download-group {
  padding: 22px 24px 30px;
}

.option-files-site .of-library-panel .download-cards-grid {
  display: grid !important;
  grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  gap: 18px !important;
  overflow: visible !important;
}

.option-files-site .of-library-panel .download-card {
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  overflow: hidden;
  border: 1px solid var(--of-line) !important;
  border-radius: 5px !important;
  background: var(--of-surface) !important;
  box-shadow: none !important;
}

.option-files-site .of-library-panel .download-card:hover {
  border-color: var(--of-line-strong) !important;
  background: var(--of-surface-2) !important;
  box-shadow: inset 0 3px var(--of-accent) !important;
}

.option-files-site .download-card-media {
  aspect-ratio: 16 / 8.5 !important;
  display: block;
  overflow: hidden;
  border-bottom: 1px solid var(--of-line);
}

.option-files-site .download-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .3s ease;
}

.option-files-site .download-card:hover .download-card-media img { transform: scale(1.025); }
.option-files-site .download-card-header { gap: 7px; padding: 14px 16px 0 !important; }
.option-files-site .download-card-body { display: block !important; padding: 12px 16px 16px !important; }
.option-files-site .download-card-meta { display: flex; gap: 12px; color: var(--of-muted); font-size: .68rem; font-weight: 850; letter-spacing: .06em; text-transform: uppercase; }
.option-files-site .download-card-title { margin: 9px 0 4px !important; font-size: clamp(1.04rem, 1.12vw, 1.2rem) !important; line-height: 1.22 !important; }
.option-files-site .download-card-title a { color: var(--of-text); }
.option-files-site .download-card-title a:hover { color: var(--of-accent-bright); }
.option-files-site .download-card-platform { margin: 0 0 10px; color: var(--of-accent); font-size: .74rem; font-weight: 900; letter-spacing: .05em; text-transform: uppercase; }
.option-files-site .download-description { min-height: 0 !important; margin: 0 !important; color: #b7c2c8 !important; font-size: .83rem !important; line-height: 1.52 !important; }
.option-files-site .download-card-footer { display: grid !important; grid-template-columns: 1fr 1fr; gap: 9px !important; padding: 0 16px 16px !important; }
.option-files-site .download-card-footer .download-btn { width: 100%; min-width: 0; }

/* Artículo */
.option-files-site .of-breadcrumbs { max-width: 1220px; margin-inline: auto; }
.option-files-site .of-article { max-width: 1220px; margin: 0 auto; }
.option-files-site .of-article-header { max-width: 960px; padding: clamp(28px, 5vw, 66px) 0 30px; }
.option-files-site .of-article-kicker,
.option-files-site .of-section-kicker {
  margin: 0 0 12px;
  color: var(--of-accent);
  font-size: .7rem;
  font-weight: 950;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.option-files-site .of-article-kicker span { color: #60717a; margin-inline: 7px; }
.option-files-site .of-article-header h1 { max-width: 1050px; margin: 0; color: var(--of-text); font-size: clamp(2.35rem, 5vw, 5rem); letter-spacing: -.045em; line-height: .98; text-wrap: balance; }
.option-files-site .of-article-deck { max-width: 820px; margin: 22px 0 18px; color: #c5d0d5; font-size: clamp(1.06rem, 1.7vw, 1.3rem); line-height: 1.52; }
.option-files-site .of-article-meta { color: var(--of-muted); font-size: .73rem; font-weight: 900; letter-spacing: .09em; text-transform: uppercase; }
.option-files-site .of-article-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.option-files-site .of-cover { position: relative; max-width: 1220px; aspect-ratio: 16 / 7.8; margin: 0; overflow: hidden; border-block: 1px solid var(--of-line); background: #050709; }
.option-files-site .of-cover::after { content: ""; position: absolute; inset: 0; pointer-events: none; box-shadow: inset 0 -80px 80px -80px rgba(0, 0, 0, .8); }
.option-files-site .of-cover img { width: 100%; height: 100%; object-fit: cover; }
.option-files-site .of-article-layout { display: grid; grid-template-columns: minmax(0, 820px) minmax(250px, 310px); gap: clamp(42px, 6vw, 86px); align-items: start; padding: clamp(32px, 5vw, 66px) 0 84px; }
.option-files-site .of-article-body { min-width: 0; }
.option-files-site .of-toc { margin-bottom: 42px; padding: 0 0 22px; border-bottom: 1px solid var(--of-line); }
.option-files-site .of-toc strong { display: block; margin-bottom: 12px; color: var(--of-text); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; }
.option-files-site .of-toc div { display: flex; flex-wrap: wrap; gap: 7px 18px; }
.option-files-site .of-toc a { color: #aebbc2; font-size: .82rem; font-weight: 780; }
.option-files-site .of-toc a:hover,
.option-files-site .of-toc a[aria-current="location"] { color: var(--of-accent-bright); }
.option-files-site .of-article-section { scroll-margin-top: 76px; margin: 0; padding: 36px 0; border: 0; border-bottom: 1px solid var(--of-line); background: transparent; }
.option-files-site .of-article-section:first-of-type { padding-top: 0; }
.option-files-site .of-article-section h2,
.option-files-site .of-related h2,
.option-files-site .of-parts-page h2 { margin: 0 0 18px; color: var(--of-text); font-size: clamp(1.45rem, 2.25vw, 2.15rem); letter-spacing: -.025em; line-height: 1.12; }
.option-files-site .of-article-section h3 { margin: 0 0 6px; color: var(--of-text); font-size: 1rem; }
.option-files-site .of-article-section p { margin: 0; color: #b8c4ca; font-size: 1rem; line-height: 1.72; }
.option-files-site .of-intro > p { color: #d7e0e3; font-size: clamp(1.08rem, 1.65vw, 1.26rem); line-height: 1.72; }

.option-files-site .of-highlights { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin: 0 0 8px; border-block: 1px solid var(--of-line); background: var(--of-line); }
.option-files-site .of-highlights div { padding: 24px 20px; background: var(--of-bg); }
.option-files-site .of-highlights strong { display: block; color: var(--of-accent-bright); font-size: clamp(1.65rem, 3vw, 2.35rem); line-height: 1; }
.option-files-site .of-highlights span { display: block; margin-top: 8px; color: var(--of-muted); font-size: .67rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.option-files-site .of-check-list,
.option-files-site .of-number-list { display: grid; gap: 12px; margin: 0; padding: 0; list-style: none; }
.option-files-site .of-check-list li,
.option-files-site .of-number-list li { position: relative; padding-left: 30px; color: #c7d1d6; line-height: 1.55; }
.option-files-site .of-check-list li::before { content: "✓"; position: absolute; left: 0; color: var(--of-accent); font-weight: 950; }
.option-files-site .of-number-list { counter-reset: of-step; }
.option-files-site .of-number-list li { counter-increment: of-step; padding-left: 42px; }
.option-files-site .of-number-list li::before { content: counter(of-step, decimal-leading-zero); position: absolute; left: 0; color: var(--of-accent); font-size: .72rem; font-weight: 950; letter-spacing: .06em; }
.option-files-site .of-chip-columns { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 30px; }
.option-files-site .of-chip-list { display: flex; flex-wrap: wrap; gap: 7px; margin: 0; padding: 0; list-style: none; }
.option-files-site .of-chip-list li { padding: 8px 10px; border: 1px solid var(--of-line); color: #c2cdd2; font-size: .76rem; }
.option-files-site .of-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.option-files-site .of-gallery-1 { grid-template-columns: 1fr; }
.option-files-site .of-gallery-2 { grid-template-columns: repeat(2, 1fr); }
.option-files-site .of-gallery-item { aspect-ratio: 16 / 10; padding: 0; overflow: hidden; border: 1px solid var(--of-line); background: #050709; cursor: zoom-in; }
.option-files-site .of-gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .2s ease; }
.option-files-site .of-gallery-item:hover img { transform: scale(1.025); }
.option-files-site .of-download-section { margin-top: 12px; padding: 34px !important; border: 1px solid var(--of-line-strong) !important; background: linear-gradient(120deg, rgba(33, 212, 194, .09), rgba(17, 24, 30, .35)) !important; }
.option-files-site .of-download-summary { margin: -8px 0 20px !important; color: var(--of-accent-bright) !important; font-size: .83rem !important; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.option-files-site .of-download-primary { min-width: 230px; }
.option-files-site .of-external-note { max-width: 560px; margin-top: 16px !important; color: var(--of-muted) !important; font-size: .75rem !important; line-height: 1.5 !important; }
.option-files-site .of-issue-list { display: grid; gap: 0; }
.option-files-site .of-issue-list article { padding: 18px 0; border-top: 1px solid var(--of-line); }
.option-files-site .of-issue-list article:last-child { padding-bottom: 0; }
.option-files-site .of-faq-list details { border-top: 1px solid var(--of-line); }
.option-files-site .of-faq-list details:last-child { border-bottom: 1px solid var(--of-line); }
.option-files-site .of-faq-list summary { padding: 17px 34px 17px 0; color: var(--of-text); font-weight: 850; cursor: pointer; }
.option-files-site .of-faq-list details p { padding: 0 0 18px; }

.option-files-site .of-info-card { position: sticky; top: calc(var(--header-height) + 24px); padding: 22px; border-top: 3px solid var(--of-accent); border-bottom: 1px solid var(--of-line); background: var(--of-surface); }
.option-files-site .of-info-card dl { margin: 0 0 20px; }
.option-files-site .of-info-card dl div { display: flex; justify-content: space-between; gap: 20px; padding: 11px 0; border-bottom: 1px solid var(--of-line); }
.option-files-site .of-info-card dt { color: var(--of-muted); font-size: .72rem; }
.option-files-site .of-info-card dd { margin: 0; color: var(--of-text); font-size: .74rem; font-weight: 850; text-align: right; }
.option-files-site .of-sidebar-download { width: 100%; }
.option-files-site .of-sidebar-link { display: block; margin-top: 14px; color: var(--of-accent-bright); font-size: .74rem; font-weight: 850; text-align: center; }

.option-files-site .of-related { max-width: 1220px; margin: 0 auto 90px; padding-top: 32px; border-top: 2px solid var(--of-accent); }
.option-files-site .of-section-heading > span { color: var(--of-accent); font-size: .68rem; font-weight: 900; letter-spacing: .13em; text-transform: uppercase; }
.option-files-site .of-section-heading h2 { max-width: 700px; margin-top: 8px; }
.option-files-site .of-related-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.option-files-site .of-related-card { display: grid; grid-template-columns: 112px 1fr; min-width: 0; overflow: hidden; border: 1px solid var(--of-line); background: var(--of-surface); }
.option-files-site .of-related-card:hover { border-color: var(--of-line-strong); background: var(--of-surface-2); }
.option-files-site .of-related-card img { width: 112px; height: 100%; min-height: 118px; object-fit: cover; }
.option-files-site .of-related-card > span { display: flex; min-width: 0; flex-direction: column; justify-content: center; padding: 14px; }
.option-files-site .of-related-card small { color: var(--of-muted); font-size: .62rem; font-style: normal; text-transform: uppercase; }
.option-files-site .of-related-card strong { margin-top: 5px; color: var(--of-text); font-size: .88rem; line-height: 1.3; }
.option-files-site .of-related-card em { margin-top: 12px; color: var(--of-accent); font-size: .67rem; font-style: normal; font-weight: 900; text-transform: uppercase; }

.option-files-site .of-lightbox { width: min(1100px, calc(100vw - 36px)); max-width: none; padding: 0; overflow: visible; border: 1px solid var(--of-line-strong); background: #050709; }
.option-files-site .of-lightbox::backdrop { background: rgba(0, 0, 0, .88); backdrop-filter: blur(4px); }
.option-files-site .of-lightbox img { display: block; width: 100%; max-height: 86vh; object-fit: contain; }
.option-files-site .of-lightbox button { position: absolute; top: -14px; right: -14px; width: 38px; height: 38px; border: 1px solid var(--of-line-strong); border-radius: 50%; background: var(--of-surface); color: #fff; font-size: 1.4rem; cursor: pointer; }

/* Página intermedia para descargas por partes */
.option-files-site .of-parts-page { max-width: 1120px; margin: 0 auto 90px; padding-top: clamp(28px, 5vw, 62px); }
.option-files-site .of-parts-page > header { max-width: 850px; margin-bottom: 34px; }
.option-files-site .of-parts-page > header h1 { margin: 0; color: var(--of-text); font-size: clamp(2.2rem, 4.6vw, 4.4rem); letter-spacing: -.04em; line-height: 1; }
.option-files-site .of-parts-page > header p { color: var(--of-muted); font-size: .84rem; font-weight: 850; letter-spacing: .06em; text-transform: uppercase; }
.option-files-site .of-parts-layout { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 22px; align-items: start; }
.option-files-site .of-parts-panel { border-top: 3px solid var(--of-accent); background: var(--of-surface); }
.option-files-site .of-parts-warning { padding: 20px 24px; border-bottom: 1px solid var(--of-line); background: rgba(33, 212, 194, .08); }
.option-files-site .of-parts-warning strong { color: var(--of-accent-bright); font-size: .85rem; text-transform: uppercase; }
.option-files-site .of-parts-warning p { margin: 7px 0 0; color: #c5d0d5; line-height: 1.55; }
.option-files-site .of-parts-heading { display: flex; justify-content: space-between; gap: 20px; align-items: end; padding: 24px; }
.option-files-site .of-parts-heading span { color: var(--of-accent); font-size: .67rem; font-weight: 900; text-transform: uppercase; }
.option-files-site .of-parts-heading h2 { margin: 4px 0 0; }
.option-files-site .of-parts-heading > strong { color: var(--of-muted); font-size: .76rem; }
.option-files-site .of-parts-list { margin: 0; padding: 0 24px 24px; list-style: none; }
.option-files-site .of-parts-list li { display: grid; grid-template-columns: 1fr auto; gap: 18px; align-items: center; padding: 17px 0; border-top: 1px solid var(--of-line); }
.option-files-site .of-parts-list li > div { display: grid; grid-template-columns: 76px 1fr; gap: 4px 12px; align-items: center; }
.option-files-site .of-parts-list li span { grid-row: 1 / 3; color: #61727b; font-size: .62rem; font-weight: 900; text-transform: uppercase; }
.option-files-site .of-parts-list li strong { color: var(--of-text); }
.option-files-site .of-parts-list li small { color: var(--of-muted); }
.option-files-site .of-parts-help { padding: 22px; border: 1px solid var(--of-line); background: var(--of-surface); }
.option-files-site .of-parts-help h2 { font-size: 1.3rem; }
.option-files-site .of-parts-help p { color: var(--of-muted); line-height: 1.55; }
.option-files-site .of-parts-help .download-btn { width: 100%; margin-top: 10px; }
.option-files-site .of-legacy-redirect { min-height: 55vh; display: grid; place-content: center; justify-items: center; gap: 16px; text-align: center; }

@media (max-width: 1050px) {
  .option-files-site .of-library-panel .download-cards-grid { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
  .option-files-site .of-article-layout { grid-template-columns: minmax(0, 1fr) 260px; gap: 38px; }
  .option-files-site .of-related-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
  .option-files-site #downloads-page { width: 100% !important; padding-left: 12px !important; padding-right: 12px !important; }
  .option-files-site #downloads-page .breadcrumbs { display: flex; overflow: hidden; white-space: nowrap; }
  .option-files-site .of-library-panel .download-cards-grid { grid-template-columns: 1fr !important; }
  .option-files-site .of-library-panel .download-group { padding: 14px 12px 20px; }
  .option-files-site .download-card-footer { grid-template-columns: 1fr 1fr; }
  .option-files-site .of-article-header { padding-top: 24px; }
  .option-files-site .of-article-header h1 { font-size: clamp(2.15rem, 12vw, 3.45rem); }
  .option-files-site .of-article-actions { display: grid; grid-template-columns: 1fr; }
  .option-files-site .of-cover { aspect-ratio: 16 / 10; margin-inline: -12px; max-width: calc(100% + 24px); }
  .option-files-site .of-article-layout { display: flex; flex-direction: column; gap: 30px; padding: 28px 0 54px; }
  .option-files-site .of-article-body { width: 100%; }
  .option-files-site .of-info-card { position: static; order: -1; width: 100%; }
  .option-files-site .of-toc div { flex-wrap: nowrap; margin-right: -12px; padding: 3px 12px 8px 0; overflow-x: auto; }
  .option-files-site .of-toc a { flex: 0 0 auto; padding: 7px 9px; border: 1px solid var(--of-line); }
  .option-files-site .of-highlights { grid-template-columns: 1fr; }
  .option-files-site .of-highlights div { padding: 17px 16px; }
  .option-files-site .of-chip-columns,
  .option-files-site .of-gallery,
  .option-files-site .of-gallery-2,
  .option-files-site .of-gallery-3 { grid-template-columns: 1fr; }
  .option-files-site .of-download-section { padding: 24px !important; }
  .option-files-site .of-download-primary { width: 100%; min-width: 0; }
  .option-files-site .of-related { margin-bottom: 54px; }
  .option-files-site .of-related-grid { grid-template-columns: 1fr; }
  .option-files-site .of-parts-layout { grid-template-columns: 1fr; }
  .option-files-site .of-parts-help { order: -1; }
  .option-files-site .of-parts-list li { grid-template-columns: 1fr; }
  .option-files-site .of-parts-list .download-btn { width: 100%; }
}

@media (max-width: 420px) {
  .option-files-site .download-card-footer { grid-template-columns: 1fr; }
  .option-files-site .of-related-card { grid-template-columns: 92px 1fr; }
  .option-files-site .of-related-card img { width: 92px; }
  .option-files-site .of-parts-list li > div { grid-template-columns: 1fr; }
  .option-files-site .of-parts-list li span { grid-row: auto; }
}

@media (prefers-reduced-motion: reduce) {
  .option-files-site .download-card-media img,
  .option-files-site .of-gallery-item img { transition: none; }
}