/* --- Csharpeando# · estilos del sitio --- */
/* Todos los colores y fuentes salen de css/tokens.css. */

/* --- Base --- */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: 88px;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.65;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: var(--color-link);
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

a:hover {
  color: var(--color-link-hover);
}

:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
  border-radius: 4px;
}

::selection {
  background: var(--color-selection-bg);
  color: var(--color-selection-text);
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin-inline: auto;
  padding-inline: 20px;
}

.container-narrow {
  width: 100%;
  max-width: 760px;
  margin-inline: auto;
  padding-inline: 20px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -60px;
  z-index: 100;
  background: var(--color-surface);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
}

.skip-link:focus {
  top: 12px;
}

/* --- Temas: cada .topic-* fija el color que usan portadas y etiquetas --- */

.topic-maui { --topic-fill: var(--topic-maui-fill); --topic-text: var(--topic-maui-text); }
.topic-xamarin { --topic-fill: var(--topic-xamarin-fill); --topic-text: var(--topic-xamarin-text); }
.topic-testing { --topic-fill: var(--topic-testing-fill); --topic-text: var(--topic-testing-text); }
.topic-aspnet { --topic-fill: var(--topic-aspnet-fill); --topic-text: var(--topic-aspnet-text); }
.topic-desarrollo { --topic-fill: var(--topic-desarrollo-fill); --topic-text: var(--topic-desarrollo-text); }
.topic-ia { --topic-fill: var(--topic-ia-fill); --topic-text: var(--topic-ia-text); }
.topic-k8s { --topic-fill: var(--topic-k8s-fill); --topic-text: var(--topic-k8s-text); }

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  line-height: 1;
  padding: 6px 10px;
  border-radius: 99px;
  text-decoration: none;
  color: var(--topic-text, var(--color-text));
  background: color-mix(in srgb, var(--topic-fill, var(--brand-violet)) 12%, transparent);
}

.chip::before {
  content: "#";
  font-weight: 800;
}

a.chip:hover {
  color: var(--topic-text);
  background: color-mix(in srgb, var(--topic-fill, var(--brand-violet)) 22%, transparent);
}

/* Etiqueta blanca sobre portadas: el color del tema algo oscurecido para que el texto pequeño tenga contraste suficiente */
.chip-solid {
  background: #FFFFFF;
  color: color-mix(in srgb, var(--topic-fill) 78%, #000000);
}

/* --- Cabecera --- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--color-text);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -0.03em;
  white-space: nowrap;
}

.brand:hover {
  color: var(--color-text);
}

.brand img {
  width: 32px;
  height: 32px;
  flex: none;
}

.brand-hash {
  color: var(--color-link);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
}

.site-nav a {
  color: var(--color-text-muted);
  text-decoration: none;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--color-text);
  background: color-mix(in srgb, var(--brand-violet) 10%, transparent);
}

.theme-toggle {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-left: 4px;
  border-radius: 99px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
  padding: 0;
}

.theme-toggle:hover {
  border-color: var(--color-link);
  color: var(--color-link);
}

.theme-toggle svg {
  width: 18px;
  height: 18px;
}

/* El icono muestra el tema al que se cambia: luna en claro, sol en oscuro */
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .icon-sun { display: block; }
  :root:not([data-theme="light"]) .theme-toggle .icon-moon { display: none; }
}

:root[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
:root[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

@media (max-width: 420px) {
  .brand { font-size: 19px; }
  .brand img { width: 28px; height: 28px; }
  .site-nav { font-size: 14px; }
  .site-nav a { padding: 8px 6px; }
}

/* --- Portada: presentación --- */

.home-intro {
  display: flex;
  align-items: center;
  gap: 20px;
  padding-block: 40px 28px;
}

.home-intro img {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  flex: none;
  border: 3px solid var(--color-surface);
  box-shadow: 0 0 0 2px var(--brand-violet);
}

.home-intro h1 {
  margin: 0 0 6px;
  font-size: clamp(24px, 3.2vw, 32px);
}

.home-intro p {
  margin: 0;
  max-width: 60ch;
  color: var(--color-text-muted);
  font-size: 17px;
}

.topic-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

@media (max-width: 560px) {
  .home-intro { align-items: flex-start; }
  .home-intro img { width: 56px; height: 56px; }
}

/* --- Portada: artículo destacado --- */

.featured {
  position: relative;
  overflow: hidden;
  display: grid;
  gap: 14px;
  padding: clamp(24px, 5vw, 48px);
  border-radius: var(--radius-lg);
  background: var(--topic-fill, var(--brand-violet));
  color: #FFFFFF;
  text-decoration: none;
  isolation: isolate;
}

.featured::after {
  content: "#";
  position: absolute;
  z-index: -1;
  right: -0.06em;
  bottom: -0.32em;
  font: 800 clamp(220px, 36vw, 420px) / 1 var(--font-display);
  color: var(--brand-yellow);
  transition: transform 0.4s ease;
}

.topic-xamarin.featured::after,
.topic-testing.featured::after,
.topic-aspnet.featured::after,
.topic-desarrollo.featured::after,
.topic-ia.featured::after,
.topic-k8s.featured::after {
  color: rgba(255, 255, 255, 0.22);
}

.featured:hover {
  color: #FFFFFF;
}

.featured:hover::after {
  transform: rotate(-4deg) translateX(-8px);
}

.featured .eyebrow {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.82);
}

.featured h2 {
  margin: 0;
  font-size: clamp(28px, 5vw, 52px);
  line-height: 1.02;
  letter-spacing: -0.03em;
  max-width: 16ch;
}

.featured p {
  margin: 0;
  max-width: 52ch;
  color: rgba(255, 255, 255, 0.9);
}

.featured .meta {
  font-family: var(--font-mono);
  font-size: 13px;
  color: rgba(255, 255, 255, 0.85);
}

.featured .cta {
  justify-self: start;
  margin-top: 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  padding: 10px 16px;
  border-radius: 99px;
  background: #FFFFFF;
  color: var(--brand-ink);
}

/* --- Portada: rejilla de artículos --- */

.section-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin: 48px 0 20px;
  font-size: 24px;
}

.section-title a {
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
}

.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 20px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.post-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  text-decoration: none;
  color: var(--color-text);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.post-card:hover {
  color: var(--color-text);
  transform: translateY(-3px);
  border-color: var(--topic-fill);
}

.cover {
  position: relative;
  height: 120px;
  overflow: hidden;
  background: var(--topic-fill);
}

.cover::after {
  content: "#";
  position: absolute;
  font: 800 200px / 1 var(--font-display);
  color: rgba(255, 255, 255, 0.24);
}

/* Tres encuadres de la almohadilla para que las portadas de un mismo tema no sean idénticas */
.cover-0::after { right: 12px; top: -44px; }
.cover-1::after { left: 38%; top: -70px; transform: rotate(-10deg); }
.cover-2::after { right: -30px; top: -18px; transform: rotate(8deg); }

.cover .chip {
  position: absolute;
  left: 14px;
  bottom: 12px;
  z-index: 1;
}

.post-card-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px 18px 18px;
  flex: 1;
}

.post-card h3 {
  margin: 0;
  font-size: 20px;
}

.post-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.55;
  color: var(--color-text-muted);
}

.post-card .meta {
  margin-top: auto;
  padding-top: 6px;
}

.meta {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
}

.pager {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin: 40px 0 0;
  font-family: var(--font-display);
  font-weight: 600;
}

.pager a {
  padding: 10px 16px;
  border-radius: 99px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  text-decoration: none;
}

.pager a:hover {
  border-color: var(--color-link);
}

.pager .next {
  margin-left: auto;
}

/* --- Cabecera de artículo y página --- */

.post-hero {
  position: relative;
  overflow: hidden;
  background: var(--topic-fill, var(--brand-violet));
  color: #FFFFFF;
  isolation: isolate;
}

.post-hero::after {
  content: "#";
  position: absolute;
  z-index: -1;
  right: max(-40px, calc((100vw - 1120px) / 2 - 20px));
  top: -90px;
  font: 800 360px / 1 var(--font-display);
  color: rgba(255, 255, 255, 0.16);
  transform: rotate(6deg);
}

.topic-maui.post-hero::after {
  color: var(--brand-yellow);
  opacity: 0.9;
}

.post-hero .container-narrow {
  display: grid;
  gap: 16px;
  padding-block: 56px 48px;
}

.post-hero h1 {
  margin: 0;
  font-size: clamp(32px, 5.4vw, 54px);
  line-height: 1.04;
  letter-spacing: -0.03em;
  max-width: 18ch;
}

.post-hero .chip {
  justify-self: start;
}

.post-intro {
  display: grid;
  gap: 14px;
  padding-block: 28px 8px;
}

.post-intro .subtitle {
  margin: 0;
  font-size: 21px;
  line-height: 1.45;
  font-style: italic;
}

.byline {
  display: flex;
  align-items: center;
  gap: 12px;
}

.byline img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

.byline strong {
  display: block;
  font-family: var(--font-display);
  font-size: 15px;
  line-height: 1.2;
}

.page-hero {
  padding-block: 56px 8px;
}

.page-hero h1 {
  margin: 0;
  font-size: clamp(34px, 5vw, 52px);
  letter-spacing: -0.03em;
}

.page-hero h1::after {
  content: "#";
  color: var(--color-link);
}

.page-hero p {
  margin: 12px 0 0;
  color: var(--color-text-muted);
}

.page-avatar {
  width: 120px;
  height: 120px;
  border-radius: 28px;
  margin-bottom: 20px;
  border: 3px solid var(--color-surface);
  box-shadow: 0 0 0 3px var(--brand-violet);
}

/* --- Contenido de los artículos --- */

.prose {
  padding-block: 20px 16px;
  overflow-wrap: break-word;
}

.prose > * {
  margin-block: 0 1.2em;
}

.prose h1,
.prose h2 {
  margin-top: 1.8em;
  margin-bottom: 0.6em;
  font-size: 30px;
}

.prose h3 {
  margin-top: 1.6em;
  margin-bottom: 0.5em;
  font-size: 23px;
}

.prose h4 {
  margin-top: 1.4em;
  margin-bottom: 0.4em;
  font-size: 19px;
}

.prose > h1:first-child,
.prose > h2:first-child {
  margin-top: 0.6em;
}

.prose ul,
.prose ol {
  padding-left: 1.3em;
}

.prose li + li {
  margin-top: 0.35em;
}

.prose li::marker {
  color: var(--color-link);
}

.prose img {
  display: inline-block;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.prose blockquote {
  margin-inline: 0;
  padding: 16px 20px;
  border-left: 4px solid var(--color-link);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--color-surface);
  color: var(--color-text-muted);
  font-style: italic;
}

.prose blockquote > :last-child {
  margin-bottom: 0;
}

.prose hr {
  border: 0;
  text-align: center;
  margin-block: 2em;
}

.prose hr::before {
  content: "# # #";
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0.6em;
  color: var(--color-link);
}

.prose table {
  display: block;
  overflow-x: auto;
  border-collapse: collapse;
  font-size: 16px;
}

.prose th,
.prose td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
}

.prose th {
  font-family: var(--font-display);
}

/* Código en línea */
.prose :not(pre) > code {
  font-family: var(--font-mono);
  font-size: 0.84em;
  padding: 0.15em 0.4em;
  border-radius: 5px;
  background: var(--color-inline-code-bg);
  color: var(--color-inline-code-text);
}

/* Bloques de código (rouge) */
.prose div.highlighter-rouge,
.prose figure.highlight,
.prose > pre {
  position: relative;
  margin-inline: 0;
}

.prose pre {
  margin: 0;
  overflow-x: auto;
  padding: 18px 20px;
  border-radius: var(--radius-md);
  background: var(--color-code-bg);
  color: var(--color-code-text);
  font-family: var(--font-mono);
  font-size: 14.5px;
  line-height: 1.65;
  tab-size: 4;
}

.prose pre code {
  font: inherit;
  background: none;
  color: inherit;
  padding: 0;
}

/* Etiqueta del lenguaje sobre cada bloque */
.prose div[class*="language-"]::before {
  position: absolute;
  top: 0;
  left: 20px;
  transform: translateY(-50%);
  padding: 3px 8px;
  border-radius: 99px;
  font: 600 11px / 1.2 var(--font-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--brand-yellow);
  color: var(--brand-ink);
}

.prose div[class*="language-"] pre {
  padding-top: 24px;
}

.prose .language-csharp::before,
.prose .language-cs::before { content: "C#"; }
.prose .language-xml::before { content: "XAML / XML"; }
.prose .language-bash::before,
.prose .language-sh::before,
.prose .language-shell::before,
.prose .language-console::before { content: "Terminal"; }
.prose .language-json::before { content: "JSON"; }
.prose .language-javascript::before,
.prose .language-js::before { content: "JavaScript"; }
.prose .language-yaml::before,
.prose .language-yml::before { content: "YAML"; }
.prose .language-html::before { content: "HTML"; }
.prose .language-powershell::before { content: "PowerShell"; }
.prose .language-kotlin::before { content: "Kotlin"; }

.copy-code {
  position: absolute;
  top: 10px;
  right: 10px;
  padding: 5px 10px;
  border-radius: 6px;
  border: 1px solid rgba(233, 230, 247, 0.2);
  background: rgba(233, 230, 247, 0.08);
  color: var(--color-code-text);
  font: 600 12px / 1.2 var(--font-mono);
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s ease;
}

.prose div.highlighter-rouge:hover .copy-code,
.prose figure.highlight:hover .copy-code,
.copy-code:focus-visible {
  opacity: 1;
}

@media (hover: none) {
  .copy-code { opacity: 1; }
}

/* --- Final de artículo: autor, navegación y comentarios --- */

.author-card {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  margin-top: 40px;
  padding: 22px;
  border-radius: var(--radius-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.author-card img {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  flex: none;
}

.author-card h2 {
  margin: 0 0 4px;
  font-size: 19px;
}

.author-card p {
  margin: 0 0 10px;
  font-size: 16px;
  color: var(--color-text-muted);
}

.post-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.post-nav a {
  display: grid;
  gap: 6px;
  align-content: start;
  padding: 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  text-decoration: none;
  color: var(--color-text);
}

.post-nav a:hover {
  border-color: var(--topic-fill);
}

.post-nav .next {
  grid-column: 2;
  text-align: right;
}

.post-nav .label {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.post-nav strong {
  font-family: var(--font-display);
  font-size: 18px;
  line-height: 1.25;
}

@media (max-width: 600px) {
  .post-nav { grid-template-columns: 1fr; }
  .post-nav .next { grid-column: 1; }
}

.comments {
  margin-top: 40px;
}

/* --- Página de temas --- */

.topics-index {
  display: grid;
  gap: 40px;
  padding-block: 24px 16px;
}

.topic-section {
  display: grid;
  gap: 14px;
}

.topic-section header {
  display: flex;
  align-items: center;
  gap: 14px;
}

.topic-badge {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--topic-fill);
  color: #FFFFFF;
  font: 800 28px / 1 var(--font-display);
  flex: none;
}

.topic-section h2 {
  margin: 0;
  font-size: 26px;
}

.topic-section .meta {
  display: block;
}

.topic-empty {
  margin: 0;
  padding: 14px 0;
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-style: italic;
}

.topic-posts {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--color-border);
}

.topic-posts li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
}

.topic-posts a {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  text-decoration: none;
  color: var(--color-text);
}

.topic-posts a:hover {
  color: var(--topic-text);
}

.topic-posts .meta {
  white-space: nowrap;
}

@media (max-width: 560px) {
  .topic-posts li { flex-direction: column; gap: 2px; }
}

/* --- Pie --- */

.site-footer {
  margin-top: 72px;
  padding-block: 40px;
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
  font-size: 15px;
  color: var(--color-text-muted);
}

.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.site-footer .brand {
  font-size: 19px;
}

.site-footer p {
  margin: 6px 0 0;
}

.social {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.social a {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 99px;
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

.social a:hover {
  color: #FFFFFF;
  background: var(--brand-violet);
  border-color: var(--brand-violet);
}

.social svg {
  width: 18px;
  height: 18px;
}

/* --- 404 --- */

.not-found {
  display: grid;
  justify-items: center;
  gap: 12px;
  text-align: center;
  padding-block: 64px 16px;
}

.not-found .big-hash {
  font: 800 160px / 0.9 var(--font-display);
  color: var(--color-link);
}

.not-found h1 {
  margin: 0;
  font-size: clamp(28px, 4vw, 40px);
}

.not-found p {
  margin: 0;
  color: var(--color-text-muted);
}

.not-found img {
  margin-top: 16px;
  border-radius: var(--radius-md);
  max-width: 420px;
  width: 100%;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition: none !important;
  }
}

a.chip-solid:hover {
  background: #FFFFFF;
  color: color-mix(in srgb, var(--topic-fill) 78%, #000000);
}

/* --- Ajustes para móvil --- */

.site-nav a {
  white-space: nowrap;
}

@media (max-width: 420px) {
  .site-header .container { gap: 8px; }
  .brand { font-size: 17px; gap: 8px; }
  .theme-toggle { margin-left: 0; }
}

/* En pantallas estrechas la almohadilla baja y deja sitio debajo del texto para no quedar detrás del título */
@media (max-width: 700px) {
  .featured {
    padding-bottom: 150px;
  }

  .featured::after {
    font-size: 230px;
    bottom: -0.34em;
  }

  .post-hero .container-narrow {
    padding-bottom: 110px;
  }

  .post-hero::after {
    top: auto;
    bottom: -70px;
    right: -30px;
    font-size: 220px;
  }
}