/* Case study layout — colores = paleta home (styles.css / Brown) */

:root {
  --cs-page-padding-inline: var(--page-padding-inline);
  --cs-page-bg: var(--arc-palette-backgroundExtra);
  --cs-content-max: 1200px;
  /* Móvil: 40px arriba, 80px abajo; desde 768px: 160px ambos */
  --cs-hero-padding-top: 40px;
  --cs-hero-padding-bottom: 80px;
  --cs-hero-col-gap: 32px;
  --cs-hero-image-col: 448px;
  /* Misma separación imagen → pie de figura y imagen hero → enlace */
  --cs-caption-gap: 0.75rem;

  --cs-hero-heading: var(--arc-palette-title);
  --cs-hero-body: var(--arc-palette-foregroundPrimary);
  --cs-meta-label: var(--arc-palette-foregroundSecondary);
  --cs-meta-value: var(--arc-palette-title);

  --cs-hero-title-size: 16px;
  --cs-hero-body-size: 14px;
  --cs-hero-title-to-body: 16px;
  --cs-hero-body-to-meta: 40px;
  --cs-meta-label-size: 10px;
  --cs-meta-value-size: 12px;
  --cs-meta-label-to-value: 6px;
  --cs-meta-item-gap: 24px;

  /* Bandas alternas (antes “dark”): misma familia que home */
  --cs-section-band-bg: var(--arc-palette-hover);
  --cs-placeholder-bg: color-mix(
    in srgb,
    var(--arc-palette-foregroundPrimary) 16%,
    var(--arc-palette-backgroundExtra)
  );

  /* Paradas del gradiente del hero (muestreado de capturas Library + Filmmaker) */
  --cs-hero-gradient-stop-1: #facd71;
  --cs-hero-gradient-stop-2: #88528a;
  --cs-hero-gradient-stop-3: #fd5d4c;

  --cs-ease-ui: cubic-bezier(0.33, 1, 0.68, 1);
  --cs-duration-ui: 175ms;

  /* Header caso (mismo canvas que el body; solo borde inferior opcional) */
  --cs-case-header-border: #eaeae0;
  --cs-case-header-title: #292918;
  --cs-case-header-icon: #21201d;
  --cs-case-header-back-hover-bg: rgb(0 0 0 / 5%);
  --cs-case-header-pad-y: 16px;
  --cs-case-header-gap: 8px;
}

@media (min-width: 768px) {
  :root {
    --cs-page-padding-inline: var(--page-padding-inline-md);
    --cs-hero-padding-top: 160px;
    --cs-hero-padding-bottom: 160px;
  }
}

/* Mismo acolchado lateral en cabecera, título, hero, cuerpo, secciones y pie */
.cs-page-block {
  box-sizing: border-box;
  width: 100%;
  padding-inline: var(--cs-page-padding-inline);
}

.cs-page-block__inner {
  box-sizing: border-box;
  width: 100%;
  max-width: var(--cs-content-max);
  margin-inline: auto;
}

.cs-page {
  min-height: 100vh;
  background-color: var(--cs-page-bg);
}

/* Skip duplicate body background when using .cs-page inside body */
body.cs-body {
  background-color: var(--cs-page-bg);
  color: var(--arc-palette-foregroundPrimary);
}

/* Barra superior: atrás + título; sticky para que siga visible al hacer scroll */
.cs-case-header {
  position: sticky;
  top: 0;
  z-index: 20;
  width: 100%;
  box-sizing: border-box;
  background-color: var(--cs-page-bg);
  border-bottom: 1px solid var(--cs-case-header-border);
  padding-block: var(--cs-case-header-pad-y);
}

.cs-case-header__inner {
  display: flex;
  align-items: center;
  gap: var(--cs-case-header-gap);
  min-width: 0;
  max-width: none;
}

.cs-case-header__back {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  padding: 0;
  border: none;
  border-radius: 4px;
  background-color: transparent;
  color: var(--cs-case-header-icon);
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--cs-duration-ui) var(--cs-ease-ui);
}

.cs-case-header__back:hover {
  background-color: var(--cs-case-header-back-hover-bg);
}

.cs-case-header__back:focus-visible {
  outline: 2px solid var(--arc-palette-focus, #6d6d60);
  outline-offset: 2px;
}

.cs-case-header__back svg {
  display: block;
}

.cs-case-header__title {
  flex: 1 1 0;
  min-width: 0;
  margin: 0;
  font-family: "Noto Sans", sans-serif;
  font-weight: 500;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0;
  color: var(--cs-case-header-title);
  font-variation-settings: "wdth" 100;
  word-break: break-word;
}

/* Hero */
.cs-hero {
  padding-top: var(--cs-hero-padding-top);
  padding-bottom: var(--cs-hero-padding-bottom);
}

.cs-hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--cs-hero-col-gap);
  align-items: start;
}

@media (max-width: 899px) {
  .cs-hero__inner {
    gap: 0;
  }

  .cs-hero__col--left {
    order: 1;
    margin-bottom: var(--cs-hero-col-gap);
  }

  .cs-hero__image-cell {
    order: 2;
    margin-bottom: var(--cs-caption-gap);
  }

  .cs-hero__cta-cell {
    order: 3;
    margin-bottom: var(--cs-hero-col-gap);
  }

  .cs-hero__col--right {
    order: 4;
    align-self: start;
  }
}

@media (min-width: 900px) {
  .cs-hero__inner {
    grid-template-columns: minmax(0, 1fr) var(--cs-hero-image-col) minmax(0, 1fr);
    grid-template-rows: auto auto;
    column-gap: var(--cs-hero-col-gap);
    row-gap: var(--cs-caption-gap);
    align-items: start;
  }

  /* Challenge: full hero height (image + CTA rows) */
  .cs-hero__col--left {
    grid-column: 1;
    grid-row: 1 / -1;
    align-self: start;
  }

  .cs-hero__image-cell {
    grid-column: 2;
    grid-row: 1;
    width: 100%;
    max-width: var(--cs-hero-image-col);
  }

  /* Bottom-aligned with image row only (not the link below) */
  .cs-hero__col--right {
    grid-column: 3;
    grid-row: 1;
    align-self: end;
  }

  .cs-hero__cta-cell {
    grid-column: 2;
    grid-row: 2;
    width: 100%;
    max-width: var(--cs-hero-image-col);
  }
}

.cs-hero__title {
  margin: 0 0 var(--cs-hero-title-to-body);
  font-family: "Noto Sans", sans-serif;
  font-weight: 500;
  font-size: var(--cs-hero-title-size);
  line-height: 1.5;
  letter-spacing: 0;
  color: var(--cs-hero-heading);
  font-variation-settings: "wdth" 100;
}

.cs-hero__body {
  margin: 0;
  font-family: "Noto Sans", sans-serif;
  font-weight: 400;
  font-size: var(--cs-hero-body-size);
  line-height: 1.6;
  color: var(--cs-hero-body);
  font-variation-settings: "wdth" 100;
}

.cs-hero__text-block {
  margin-bottom: 0;
}

.cs-hero__text-block .cs-hero__body {
  margin-bottom: 0;
}

.cs-hero__cta {
  display: inline-block;
  margin-top: 1rem;
  align-self: flex-start;
  font-family: "Noto Sans", sans-serif;
  font-weight: 500;
  font-size: var(--cs-hero-body-size);
  line-height: 1.6;
  color: var(--cs-hero-heading);
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--cs-hero-heading) 35%, transparent);
  text-underline-offset: 0.15em;
  transition:
    color var(--cs-duration-ui) var(--cs-ease-ui),
    text-decoration-color var(--cs-duration-ui) var(--cs-ease-ui);
}

.cs-hero__cta:hover {
  color: var(--cs-hero-body);
}

.cs-hero__cta:focus-visible {
  outline: 2px solid var(--arc-palette-focus, #6d6d60);
  outline-offset: 3px;
  border-radius: 2px;
}

.cs-meta {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--cs-meta-item-gap);
}

.cs-meta__item {
  margin: 0;
}

.cs-meta__item dt {
  margin: 0 0 var(--cs-meta-label-to-value);
  font-family: "Noto Sans", sans-serif;
  font-weight: 600;
  font-size: var(--cs-meta-label-size);
  line-height: 1.4;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--cs-meta-label);
}

.cs-meta__item dd {
  margin: 0;
  font-family: "Noto Sans", sans-serif;
  font-weight: 400;
  font-size: var(--cs-meta-value-size);
  line-height: 1.5;
  color: var(--cs-meta-value);
}

.cs-hero__image-cell {
  margin: 0;
  width: 100%;
  max-width: var(--cs-hero-image-col);
}

/* La columna del hero limita el ancho; la imagen escala al 100% del contenedor (height: auto). */
.cs-hero__image-cell img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 2px;
}

.cs-hero__cta-cell {
  margin: 0;
  width: 100%;
  max-width: var(--cs-hero-image-col);
}

/* Hero CTA under image: same scale as figure captions (Figma / constructed stylesheet) */
.cs-hero__cta--media-col {
  margin-top: 0;
  font-weight: 400;
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: 0;
  color: var(--arc-palette-title);
  -webkit-text-fill-color: var(--arc-palette-title);
  font-variation-settings: "wdth" 100;
  text-align: left;
  word-break: break-word;
  text-decoration-line: underline;
  text-decoration-style: solid;
  text-underline-position: from-font;
  text-decoration-thickness: from-font;
  text-decoration-color: var(--arc-palette-title);
  text-underline-offset: unset;
  cursor: pointer;
}

.cs-hero__cta--media-col:hover {
  color: var(--arc-palette-foregroundPrimary);
  -webkit-text-fill-color: var(--arc-palette-foregroundPrimary);
  text-decoration-color: var(--arc-palette-foregroundPrimary);
}

.cs-hero__cta--media-col:focus-visible {
  outline: 2px solid var(--arc-palette-focus, #6d6d60);
  outline-offset: 3px;
  border-radius: 2px;
}

/* Sustituye la imagen del hero: gradiente tomado de los tonos de las capturas Library / Filmmaker */
.cs-hero__gradient {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 4;
  max-height: 560px;
  border-radius: 2px;
  background: linear-gradient(
    155deg,
    color-mix(in srgb, var(--cs-hero-gradient-stop-1) 42%, var(--cs-page-bg)) 0%,
    color-mix(in srgb, var(--cs-hero-gradient-stop-2) 32%, var(--cs-page-bg)) 48%,
    color-mix(in srgb, var(--cs-hero-gradient-stop-3) 38%, var(--cs-page-bg)) 100%
  );
}

/* Content below hero */
.cs-content {
  padding-top: 0;
  padding-bottom: 4rem;
}

.cs-content--top-spacing {
  padding-top: 3rem;
}

.cs-media {
  margin: 0 0 3rem;
}

.cs-media:last-child {
  margin-bottom: 0;
}

.cs-media__inner {
  margin: 0;
}

.cs-media__inner img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 2px;
}

.cs-media__placeholder {
  display: block;
  width: 100%;
  min-height: 200px;
  aspect-ratio: 16 / 10;
  background: var(--cs-placeholder-bg);
  border-radius: 2px;
}

.cs-media__caption {
  margin: var(--cs-caption-gap) 0 0;
  font-family: "Noto Sans", sans-serif;
  font-weight: 400;
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: 0;
  text-align: left;
  color: var(--arc-palette-title);
  -webkit-text-fill-color: var(--arc-palette-title);
  font-variation-settings: "wdth" 100;
  word-break: break-word;
}

.cs-media-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

@media (min-width: 700px) {
  .cs-media-grid--two {
    grid-template-columns: 1fr 1fr;
  }
}

/* Bandas de sección (Filmmaker scaffolding) — misma paleta que home */
.cs-section {
  padding-block: 4rem;
}

.cs-section--dark {
  background-color: var(--cs-section-band-bg);
  color: var(--arc-palette-foregroundPrimary);
}

.cs-section--dark .cs-section__label {
  margin: 0 0 1rem;
  font-family: "Noto Sans", sans-serif;
  font-weight: 400;
  font-size: 12px;
  line-height: 1.5;
  color: var(--arc-palette-foregroundSecondary);
}

.cs-section--dark .cs-section__placeholder {
  min-height: 240px;
  background: var(--cs-placeholder-bg);
  border-radius: 2px;
}

.cs-section--dark .cs-section__heading {
  margin: 0 0 1rem;
  font-family: "Noto Sans", sans-serif;
  font-weight: 500;
  font-size: 1.5rem;
  line-height: 1.3;
  color: var(--arc-palette-title);
  font-variation-settings: "wdth" 100;
}

.cs-section--dark .cs-section__body {
  margin: 0;
  font-family: "Noto Sans", sans-serif;
  font-weight: 400;
  font-size: 14px;
  line-height: 1.6;
  color: var(--arc-palette-foregroundPrimary);
  font-variation-settings: "wdth" 100;
}

.cs-section--dark .cs-hero__cta {
  color: var(--arc-palette-title);
  text-decoration-color: color-mix(in srgb, var(--arc-palette-title) 40%, transparent);
}

.cs-section--dark .cs-hero__cta:hover {
  color: var(--arc-palette-foregroundPrimary);
  text-decoration-color: var(--arc-palette-foregroundPrimary);
}

.cs-media-grid--three {
  grid-template-columns: 1fr;
}

@media (min-width: 700px) {
  .cs-media-grid--three {
    grid-template-columns: repeat(3, 1fr);
  }
}

.cs-page > .site-footer.cs-page-block {
  padding-bottom: 3rem;
}

@media (prefers-reduced-motion: reduce) {
  .cs-case-header__back,
  .cs-hero__cta {
    transition-duration: 0.01ms;
  }
}