/* El orden de las capas decide los empates: adaptacion siempre gana sobre paginas. */
@layer base, formas, componentes, paginas, adaptacion;

@layer base {
  :root {
    --k-negro: #0d0d0e;
    --k-amarillo: #ffe608;
    --k-hueso: #ececea;
    --k-blanco: #ffffff;
    --k-gris: #9b9b9b;
    --k-rojo: #ff4f52;
    --k-cian: #4de6f4;
    --k-lima: #acf639;
    --k-violeta: #8167ff;
    --k-error: #ff6b5e;

    --k-titulos: 'Onest', system-ui, sans-serif;
    --k-cuerpo: 'Inter', system-ui, sans-serif;

    --k-trazo: 1px solid var(--k-negro);
    --k-trazo-claro: 1px solid rgba(255, 255, 255, 0.28);
    --k-margen: clamp(16px, 3vw, 48px);
    --k-tramo: clamp(48px, 7vw, 112px);
    --k-alto-barra: 72px;
    --k-ancho-maximo: 1440px;
    --k-curva: cubic-bezier(0.2, 0.8, 0.2, 1);
  }

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

  html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
  }

  [id] {
    scroll-margin-top: calc(var(--k-alto-barra) + 12px);
  }

  body {
    margin: 0;
    background: var(--k-blanco);
    color: var(--k-negro);
    font-family: var(--k-cuerpo);
    font-size: 1rem;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
  }

  body.sin-scroll {
    overflow: hidden;
  }

  h1,
  h2,
  h3,
  p,
  ul,
  ol,
  dl,
  dd,
  figure {
    margin: 0;
    padding: 0;
  }

  ul,
  ol {
    list-style: none;
  }

  a {
    color: inherit;
  }

  img {
    display: block;
    max-width: 100%;
  }

  button,
  input,
  select,
  textarea {
    font: inherit;
    color: inherit;
  }

  button {
    padding: 0;
    border: 0;
    background: none;
    cursor: pointer;
  }

  :focus-visible {
    outline: 3px solid var(--k-violeta);
    outline-offset: 3px;
  }

  .con-js [data-ob-entra] {
    opacity: 0;
    transform: translateY(24px);
    transition:
      opacity 0.6s ease,
      transform 0.7s var(--k-curva);
  }

  .con-js [data-ob-entra].es-visible {
    opacity: 1;
    transform: none;
  }
}

@layer formas {
  .ob-forma {
    --tono: var(--k-amarillo);
    position: relative;
    display: block;
    width: clamp(112px, 15vw, 168px);
    aspect-ratio: 1;
    margin: 0 auto;
    color: inherit;
  }

  .ob-forma::before,
  .ob-forma::after {
    content: '';
    position: absolute;
  }

  .ob-forma--disco-rojo,
  .ob-forma--apilado-rojo,
  .ob-forma--par-rojo {
    --tono: var(--k-rojo);
  }

  .ob-forma--disco-cian,
  .ob-forma--apilado-cian {
    --tono: var(--k-cian);
  }

  .ob-forma--disco-lima,
  .ob-forma--apilado-lima,
  .ob-forma--par-lima {
    --tono: var(--k-lima);
  }

  .ob-forma--par-violeta {
    --tono: var(--k-violeta);
  }

  .ob-forma--par-negro {
    --tono: var(--k-negro);
  }

  .ob-forma--disco-amarillo {
    --tono: var(--k-amarillo);
  }

  .ob-forma--disco-rojo::before,
  .ob-forma--disco-cian::before,
  .ob-forma--disco-lima::before,
  .ob-forma--disco-amarillo::before {
    inset: 0;
    border-radius: 50%;
    background: var(--tono);
  }

  .ob-forma--par-rojo::before,
  .ob-forma--par-lima::before,
  .ob-forma--par-violeta::before,
  .ob-forma--par-negro::before {
    top: 0;
    bottom: 0;
    left: 0;
    width: 50%;
    border-radius: 999px 0 0 999px;
    background: var(--tono);
  }

  .ob-forma--par-rojo::after,
  .ob-forma--par-lima::after,
  .ob-forma--par-violeta::after,
  .ob-forma--par-negro::after {
    top: 0;
    right: 0;
    bottom: 0;
    width: 50%;
    border: 1.5px solid currentColor;
    border-radius: 0 999px 999px 0;
  }

  .ob-forma--apilado-rojo::before,
  .ob-forma--apilado-cian::before,
  .ob-forma--apilado-lima::before {
    top: 0;
    left: 0;
    width: 100%;
    height: 50%;
    border: 1.5px solid currentColor;
    border-bottom: 0;
    border-radius: 999px 999px 0 0;
  }

  .ob-forma--apilado-rojo::after,
  .ob-forma--apilado-cian::after,
  .ob-forma--apilado-lima::after {
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    border-radius: 0 0 999px 999px;
    background: var(--tono);
  }

  .ob-forma--anillo::before {
    inset: 0;
    border: 1.5px solid currentColor;
    border-radius: 50%;
  }

  .ob-forma--flecha {
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100' fill='none' stroke='%23ffffff' stroke-width='1.5'%3E%3Cpath d='M10 12 L88 90 M88 28 V90 H26'/%3E%3C/svg%3E") center / contain no-repeat;
  }
}

@layer componentes {
  .ob-top {
    position: sticky;
    top: 0;
    z-index: 50;
    background: var(--k-blanco);
    border-bottom: 2px solid var(--k-negro);
  }

  .ob-top__caja {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    min-height: var(--k-alto-barra);
    max-width: var(--k-ancho-maximo);
    margin: 0 auto;
    padding: 0 var(--k-margen);
  }

  .ob-marca {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
  }

  .ob-marca__signo {
    width: 40px;
    height: 40px;
  }

  .ob-marca__texto {
    font-family: var(--k-titulos);
    font-weight: 900;
    font-size: 1.375rem;
    letter-spacing: -0.02em;
  }

  .ob-nav {
    display: none;
  }

  .ob-nav__lista {
    display: flex;
    gap: clamp(20px, 2.6vw, 40px);
  }

  .ob-nav__enlace {
    position: relative;
    padding: 6px 0;
    font-weight: 500;
    text-decoration: none;
  }

  .ob-nav__enlace::after {
    content: '';
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    height: 2px;
    background: var(--k-negro);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.35s var(--k-curva);
  }

  .ob-nav__enlace:hover::after,
  .ob-nav__enlace[aria-current='page']::after {
    transform: scaleX(1);
  }

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

  .ob-top__acciones .ob-boton {
    display: none;
  }

  .ob-boton {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    padding: 11px 22px;
    border-radius: 999px;
    font-size: 0.9375rem;
    font-weight: 600;
    line-height: 1.2;
    text-decoration: none;
    white-space: nowrap;
    transition:
      background-color 0.3s ease,
      color 0.3s ease;
  }

  .ob-boton--contorno {
    box-shadow: inset 0 0 0 1px var(--k-negro);
  }

  .ob-boton--contorno:hover {
    background: var(--k-negro);
    color: var(--k-blanco);
  }

  .ob-boton--contorno-claro {
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.5);
    color: var(--k-blanco);
  }

  .ob-boton--contorno-claro:hover {
    background: var(--k-blanco);
    color: var(--k-negro);
  }

  .ob-boton--blanco {
    background: var(--k-blanco);
    color: var(--k-negro);
    padding-right: 8px;
  }

  .ob-boton--blanco:hover {
    background: var(--k-amarillo);
  }

  .ob-boton--oscuro {
    background: var(--k-negro);
    color: var(--k-blanco);
    padding-right: 8px;
  }

  .ob-boton--oscuro:hover {
    background: #2a2a2d;
  }

  .ob-boton--amarillo {
    background: var(--k-amarillo);
    color: var(--k-negro);
  }

  .ob-boton--amarillo:hover {
    background: var(--k-blanco);
  }

  .ob-boton--grande {
    padding: 16px 12px 16px 28px;
    font-size: 1.0625rem;
  }

  .ob-boton__flecha {
    display: grid;
    place-items: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--k-negro);
    color: var(--k-blanco);
    font-size: 0.875rem;
    transition: transform 0.35s var(--k-curva);
  }

  .ob-boton--oscuro .ob-boton__flecha {
    background: var(--k-blanco);
    color: var(--k-negro);
  }

  .ob-boton:hover .ob-boton__flecha {
    transform: translateX(4px);
  }

  .ob-hamburguesa {
    display: grid;
    place-content: center;
    gap: 7px;
    width: 44px;
    height: 44px;
    border: 1px solid var(--k-negro);
  }

  .ob-hamburguesa span {
    width: 20px;
    height: 2px;
    background: var(--k-negro);
    transition: transform 0.35s var(--k-curva);
  }

  .ob-hamburguesa[aria-expanded='true'] span:first-child {
    transform: translateY(4.5px) rotate(45deg);
  }

  .ob-hamburguesa[aria-expanded='true'] span:last-child {
    transform: translateY(-4.5px) rotate(-45deg);
  }

  .ob-menu {
    position: fixed;
    inset: var(--k-alto-barra) 0 0 0;
    z-index: 40;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 32px var(--k-margen);
    background: var(--k-amarillo);
    visibility: hidden;
    transform: translateX(100%);
    transition:
      transform 0.45s var(--k-curva),
      visibility 0s linear 0.45s;
  }

  .ob-menu.esta-abierto {
    visibility: visible;
    transform: none;
    transition: transform 0.45s var(--k-curva);
  }

  .ob-menu__enlace {
    display: block;
    padding: 10px 0;
    border-bottom: 1px solid var(--k-negro);
    font-family: var(--k-titulos);
    font-weight: 900;
    font-size: clamp(1.75rem, 8vw, 3rem);
    line-height: 1;
    text-transform: uppercase;
    text-decoration: none;
  }

  .ob-menu__datos {
    font-weight: 500;
    line-height: 1.8;
  }

  .ob-etiqueta {
    display: inline-block;
    padding: 4px 10px;
    border: 1px solid currentColor;
    font-family: var(--k-titulos);
    font-weight: 700;
    font-size: 0.75rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
  }

  .ob-etiqueta--amarilla {
    border-color: var(--k-amarillo);
    background: var(--k-amarillo);
    color: var(--k-negro);
  }

  .ob-escena {
    position: relative;
    display: grid;
    align-items: end;
    min-height: min(86vh, 820px);
    background: var(--k-negro);
    color: var(--k-blanco);
    overflow: hidden;
    isolation: isolate;
  }

  .ob-escena::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background:
      linear-gradient(180deg, rgba(13, 13, 14, 0.55) 0%, rgba(13, 13, 14, 0) 28%),
      linear-gradient(90deg, rgba(13, 13, 14, 0.88) 0%, rgba(13, 13, 14, 0.6) 48%, rgba(13, 13, 14, 0.08) 100%);
  }

  .ob-escena__foto {
    position: absolute;
    inset: 0;
    z-index: -2;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 62% 40%;
  }

  .ob-escena__caja {
    width: 100%;
    max-width: var(--k-ancho-maximo);
    margin: 0 auto;
    padding: clamp(96px, 14vw, 180px) var(--k-margen) clamp(36px, 6vw, 88px);
  }

  .ob-escena__texto-caja {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    max-width: 780px;
  }

  .ob-escena__titulo {
    font-family: var(--k-titulos);
    font-weight: 900;
    font-size: clamp(2.125rem, 5.4vw, 5rem);
    line-height: 1;
    letter-spacing: 0.005em;
    text-transform: uppercase;
    text-wrap: balance;
  }

  .ob-escena__texto {
    max-width: 46ch;
    font-size: clamp(1rem, 1.3vw, 1.25rem);
    line-height: 1.45;
  }

  .ob-escena__acciones {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 6px;
  }

  @keyframes ob-flotar {
    50% {
      translate: 0 -12px;
    }
  }

  .ob-banda {
    overflow: hidden;
    background: var(--k-amarillo);
    border-block: 2px solid var(--k-negro);
  }

  .ob-banda__pista {
    display: flex;
    align-items: center;
    gap: clamp(20px, 3vw, 40px);
    width: max-content;
    padding: 12px 0 12px clamp(20px, 3vw, 40px);
    font-family: var(--k-titulos);
    font-weight: 900;
    font-size: clamp(1.125rem, 2.4vw, 2rem);
    line-height: 1.1;
    text-transform: uppercase;
    white-space: nowrap;
    animation: ob-desplazar 38s linear infinite;
  }

  .ob-banda__pista i {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--k-negro);
  }

  @keyframes ob-desplazar {
    to {
      transform: translateX(-50%);
    }
  }

  .ob-bloque {
    padding: var(--k-tramo) 0;
  }

  .ob-bloque--oscuro {
    background: var(--k-negro);
    color: var(--k-blanco);
  }

  .ob-bloque--hueso {
    background: var(--k-hueso);
  }

  .ob-bloque--sin-arriba {
    padding-top: 0;
  }

  .ob-bloque__caja {
    max-width: var(--k-ancho-maximo);
    margin: 0 auto;
    padding: 0 var(--k-margen);
  }

  .ob-bloque__cabeza {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
  }

  .ob-indice {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 20px;
    font-size: 0.75rem;
    font-weight: 600;
  }

  .ob-indice__raya {
    width: 28px;
    height: 1px;
    background: currentColor;
  }

  .ob-seccion__titulo {
    margin-bottom: clamp(24px, 3vw, 40px);
    font-family: var(--k-titulos);
    font-weight: 700;
    font-size: clamp(1.75rem, 3.4vw, 3rem);
    line-height: 1.1;
    letter-spacing: -0.01em;
  }

  .ob-nota {
    max-width: 52ch;
    margin: -16px 0 28px;
    color: #5a5a5d;
    font-size: 0.9375rem;
  }

  .ob-servicios {
    display: grid;
    gap: 12px;
  }

  .ob-presentacion {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
    min-height: 300px;
    padding: clamp(20px, 2.4vw, 32px);
    background: var(--k-blanco);
    color: var(--k-negro);
  }

  .ob-presentacion__titulo {
    font-family: var(--k-titulos);
    font-weight: 700;
    font-size: clamp(2rem, 4vw, 3.25rem);
    line-height: 1.05;
  }

  .ob-presentacion__texto {
    max-width: 30ch;
    margin-top: auto;
  }

  .ob-servicios__rejilla {
    display: grid;
    gap: 12px;
  }

  .ob-ficha {
    display: flex;
    flex-direction: column;
    gap: 20px;
    min-height: 300px;
    padding: clamp(18px, 2vw, 28px);
    background: var(--k-blanco);
    color: var(--k-negro);
  }

  .ob-ficha__titulo {
    font-family: var(--k-titulos);
    font-weight: 700;
    font-size: clamp(1.25rem, 1.8vw, 1.625rem);
    line-height: 1.1;
  }

  .ob-ficha__lista {
    margin-top: auto;
    font-size: 0.8125rem;
    line-height: 1.5;
  }

  .ob-ficha__lista li:last-child {
    margin-top: 6px;
    font-weight: 700;
  }

  .ob-publicos {
    display: grid;
    gap: 16px;
  }

  .ob-publico {
    display: flex;
    flex-direction: column;
    gap: 24px;
    padding: clamp(20px, 2.4vw, 32px);
    border: var(--k-trazo);
  }

  .ob-publico--negro {
    background: var(--k-negro);
    color: var(--k-blanco);
  }

  .ob-publico__titulo {
    font-family: var(--k-titulos);
    font-weight: 700;
    font-size: clamp(1.375rem, 2vw, 1.75rem);
    line-height: 1.1;
  }

  .ob-publico__lista {
    margin-top: auto;
  }

  .ob-publico__lista li {
    padding: 8px 0;
    border-bottom: 1px solid currentColor;
    font-size: 0.875rem;
    font-weight: 600;
  }

  .ob-etapas {
    display: grid;
    gap: 24px;
  }

  .ob-pestanas {
    display: flex;
    flex-direction: column;
    max-width: 440px;
  }

  .ob-pestana {
    padding: 10px 0;
    border-bottom: 2px solid var(--k-negro);
    font-family: var(--k-titulos);
    font-weight: 700;
    font-size: 1.375rem;
    line-height: 1.2;
    text-align: left;
    transition: font-size 0.25s ease;
  }

  .ob-pestana.es-activa {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 900;
  }

  .ob-panel {
    padding: clamp(20px, 2.6vw, 36px);
    background: var(--k-negro);
    color: var(--k-blanco);
  }

  .ob-panel[hidden] {
    display: none;
  }

  .ob-panel__titulo {
    margin-bottom: 18px;
    font-family: var(--k-titulos);
    font-weight: 700;
    font-size: 1.5rem;
  }

  .ob-panel__foto {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border: var(--k-trazo-claro);
  }

  .ob-panel__puntos {
    margin: 22px 0 16px;
  }

  .ob-panel__puntos li {
    position: relative;
    padding: 4px 0 4px 20px;
    font-size: 0.9375rem;
  }

  .ob-panel__puntos li::before {
    content: '';
    position: absolute;
    top: 0.85em;
    left: 0;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--k-amarillo);
  }

  .ob-panel__nota {
    margin-top: 8px;
    color: #d0d0d0;
    font-size: 0.875rem;
  }

  .ob-panel__nota b {
    color: var(--k-amarillo);
  }

  .ob-flechas {
    display: flex;
    gap: 8px;
  }

  .ob-flecha {
    display: grid;
    place-items: center;
    width: 48px;
    height: 48px;
    border: var(--k-trazo);
    border-radius: 50%;
    background: var(--k-blanco);
    font-size: 1.125rem;
    transition: background-color 0.25s ease;
  }

  .ob-flecha:hover {
    background: var(--k-amarillo);
  }

  .ob-carrusel {
    margin: 0 calc(var(--k-margen) * -1);
  }

  .ob-carrusel__pista {
    display: flex;
    gap: 16px;
    padding: 0 var(--k-margen) 8px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
  }

  .ob-carrusel__pista::-webkit-scrollbar {
    display: none;
  }

  .ob-caso {
    display: flex;
    flex: 0 0 min(88vw, 620px);
    flex-direction: column;
    justify-content: space-between;
    gap: 24px;
    min-height: 420px;
    padding: clamp(18px, 2.4vw, 32px);
    border: var(--k-trazo);
    background: var(--k-blanco);
    scroll-snap-align: start;
  }

  .ob-caso--oscuro {
    background: var(--k-negro);
    color: var(--k-blanco);
  }

  .ob-caso__texto {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .ob-caso__lugar {
    font-size: 0.8125rem;
    font-weight: 600;
  }

  .ob-caso__titulo {
    max-width: 22ch;
    font-family: var(--k-titulos);
    font-weight: 700;
    font-size: clamp(1.25rem, 1.9vw, 1.625rem);
    line-height: 1.15;
  }

  .ob-caso__foto {
    width: min(70%, 240px);
    height: auto;
    aspect-ratio: 1;
    margin-left: auto;
    object-fit: cover;
    border-radius: 50%;
    -webkit-mask-image: linear-gradient(90deg, #000 0 47%, transparent 47% 53%, #000 53% 100%);
    mask-image: linear-gradient(90deg, #000 0 47%, transparent 47% 53%, #000 53% 100%);
  }

  .ob-cuota {
    display: grid;
    gap: clamp(24px, 4vw, 64px);
  }

  .ob-cuota__bajada {
    max-width: 44ch;
    font-size: 1.125rem;
    line-height: 1.5;
  }

  .ob-cuota__aviso {
    max-width: 44ch;
    margin-top: 16px;
    color: var(--k-gris);
    font-size: 0.8125rem;
  }

  .ob-cuota__panel {
    display: grid;
    gap: 22px;
    padding: clamp(20px, 2.6vw, 36px);
    border: var(--k-trazo-claro);
  }

  .ob-campo-simple label {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 8px;
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    text-transform: uppercase;
  }

  .ob-campo-simple output {
    color: var(--k-amarillo);
    font-family: var(--k-titulos);
    font-weight: 900;
    font-size: 1.125rem;
  }

  .ob-campo-simple input[type='number'] {
    width: 100%;
    padding: 12px 0;
    border: 0;
    border-bottom: 1px solid var(--k-gris);
    border-radius: 0;
    background: transparent;
    color: var(--k-blanco);
    font-family: var(--k-titulos);
    font-weight: 700;
    font-size: 1.5rem;
  }

  .ob-campo-simple input[type='range'] {
    width: 100%;
    accent-color: var(--k-amarillo);
  }

  .ob-resultado {
    border-top: var(--k-trazo-claro);
  }

  .ob-resultado__fila {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 0;
    border-bottom: var(--k-trazo-claro);
  }

  .ob-resultado__fila dd {
    font-family: var(--k-titulos);
    font-weight: 900;
    font-size: clamp(1.25rem, 2vw, 1.75rem);
    font-variant-numeric: tabular-nums;
  }

  .ob-resultado__fila--clave dd {
    color: var(--k-amarillo);
    font-size: clamp(1.75rem, 3vw, 2.5rem);
  }

  .ob-resultado__mensaje {
    color: #d0d0d0;
    font-size: 0.9375rem;
  }

  .ob-motivos {
    display: grid;
    gap: 16px;
  }

  .ob-motivo {
    display: flex;
    flex-direction: column;
    gap: 20px;
    min-height: 280px;
    padding: clamp(18px, 2.2vw, 30px);
    border: var(--k-trazo);
  }

  .ob-motivo--negro {
    background: var(--k-negro);
    color: var(--k-blanco);
  }

  .ob-motivo__titulo {
    font-family: var(--k-titulos);
    font-weight: 700;
    font-size: clamp(1.25rem, 1.8vw, 1.5rem);
    line-height: 1.15;
  }

  .ob-motivo__texto {
    margin-top: auto;
    max-width: 34ch;
    font-size: 0.9375rem;
  }

  .ob-equipo {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: auto;
  }

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

  .ob-equipo__persona img {
    width: 72px;
    height: 72px;
    object-fit: cover;
    border-radius: 50%;
    background: var(--k-lima);
  }

  .ob-equipo__persona figcaption {
    display: grid;
    font-size: 0.8125rem;
  }

  .ob-equipo__persona b {
    font-size: 1rem;
  }

  .ob-contacto {
    display: grid;
  }

  .ob-contacto__izquierda {
    padding: clamp(32px, 5vw, 72px) var(--k-margen);
    background: var(--k-amarillo);
  }

  .ob-letras {
    display: grid;
    gap: 8px;
    margin-bottom: 28px;
  }

  .ob-letras__linea {
    display: flex;
    gap: 8px;
  }

  .ob-letras__linea b {
    display: grid;
    place-items: center;
    width: clamp(40px, 5.4vw, 72px);
    aspect-ratio: 1;
    border-radius: 50%;
    background: var(--k-negro);
    color: var(--k-blanco);
    font-family: var(--k-titulos);
    font-weight: 900;
    font-size: clamp(1.125rem, 2.4vw, 2.25rem);
  }

  .ob-contacto__linea {
    margin-top: 8px;
    font-size: 0.875rem;
  }

  .ob-contacto__linea a {
    font-weight: 700;
  }

  .ob-contacto__direccion {
    max-width: 40ch;
    margin-top: 28px;
    font-size: 0.75rem;
    font-style: normal;
    text-transform: uppercase;
  }

  .ob-formulario {
    display: grid;
    align-content: start;
    gap: 18px;
    padding: clamp(32px, 5vw, 72px) var(--k-margen);
    background: var(--k-negro);
    color: var(--k-blanco);
  }

  .ob-campo {
    display: grid;
    gap: 4px;
  }

  .ob-campo-doble {
    display: grid;
    gap: 18px;
  }

  .ob-campo label {
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
  }

  .ob-campo input:not([type='checkbox']),
  .ob-campo select,
  .ob-campo textarea {
    width: 100%;
    padding: 10px 0;
    border: 0;
    border-bottom: 1px solid var(--k-gris);
    border-radius: 0;
    background: transparent;
    color: var(--k-blanco);
  }

  .ob-campo select option {
    color: var(--k-negro);
  }

  .ob-campo textarea {
    min-height: 120px;
    border: 1px solid var(--k-gris);
    padding: 12px;
    resize: vertical;
  }

  .ob-campo input:not([type='checkbox']):focus,
  .ob-campo select:focus,
  .ob-campo textarea:focus {
    border-color: var(--k-amarillo);
    outline: none;
  }

  .ob-campo.con-error input:not([type='checkbox']),
  .ob-campo.con-error select,
  .ob-campo.con-error textarea {
    border-color: var(--k-error);
  }

  .ob-campo__error {
    min-height: 1.1em;
    color: var(--k-error);
    font-size: 0.75rem;
  }

  .ob-trampa {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
  }

  .ob-marcar {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 10px;
    align-items: start;
    font-size: 0.8125rem !important;
    font-weight: 400 !important;
    letter-spacing: 0 !important;
    text-transform: none !important;
  }

  .ob-marcar input {
    width: 18px;
    height: 18px;
    margin: 2px 0 0;
    accent-color: var(--k-amarillo);
  }

  .ob-marcar a {
    text-decoration: underline;
  }

  .ob-formulario .ob-boton {
    justify-self: start;
  }

  .ob-formulario .ob-boton[disabled] {
    opacity: 0.5;
    cursor: wait;
  }

  .ob-formulario__estado {
    min-height: 1.4em;
    font-size: 0.9375rem;
  }

  .ob-formulario__estado.es-correcto {
    color: var(--k-lima);
  }

  .ob-formulario__estado.es-fallido {
    color: var(--k-error);
  }

  .ob-dudas {
    padding: var(--k-tramo) 0;
    background: var(--k-negro);
    color: var(--k-blanco);
  }

  .ob-dudas__caja {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--k-margen);
  }

  .ob-dudas__titulo {
    margin-bottom: clamp(24px, 3vw, 40px);
    font-family: var(--k-titulos);
    font-weight: 900;
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    text-align: center;
    text-transform: uppercase;
  }

  .ob-dudas__lista {
    border-top: var(--k-trazo-claro);
  }

  .ob-duda {
    border-bottom: var(--k-trazo-claro);
  }

  .ob-duda__pregunta {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 0;
    font-family: var(--k-titulos);
    font-weight: 600;
    font-size: clamp(1.0625rem, 1.5vw, 1.25rem);
    line-height: 1.3;
    cursor: pointer;
    list-style: none;
  }

  .ob-duda__pregunta::-webkit-details-marker {
    display: none;
  }

  .ob-duda__pregunta::after {
    content: '+';
    flex: none;
    color: var(--k-amarillo);
    font-size: 1.5rem;
    transition: transform 0.3s var(--k-curva);
  }

  .ob-duda[open] .ob-duda__pregunta::after {
    transform: rotate(45deg);
  }

  .ob-duda__respuesta {
    max-width: 70ch;
    padding-bottom: 24px;
    color: #d6d6d6;
  }

  .ob-pie {
    background: var(--k-blanco);
    border-top: 2px solid var(--k-negro);
  }

  .ob-pie__caja {
    display: grid;
    gap: 28px;
    max-width: var(--k-ancho-maximo);
    margin: 0 auto;
    padding: 40px var(--k-margen);
  }

  .ob-pie__lista {
    display: grid;
    gap: 8px;
    font-weight: 500;
  }

  .ob-pie__lista--fila {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 24px;
  }

  .ob-pie__direccion {
    font-size: 0.875rem;
    font-style: normal;
    line-height: 1.7;
  }

  .ob-pie__base {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px 24px;
    max-width: var(--k-ancho-maximo);
    margin: 0 auto;
    padding: 18px var(--k-margen);
    border-top: var(--k-trazo);
    font-size: 0.8125rem;
  }

  .ob-aviso {
    position: fixed;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 70;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 14px 24px;
    padding: 16px var(--k-margen);
    border-top: 3px solid var(--k-amarillo);
    background: var(--k-negro);
    color: var(--k-blanco);
  }

  .ob-aviso[hidden] {
    display: none;
  }

  .ob-aviso__texto {
    max-width: 70ch;
    font-size: 0.875rem;
  }

  .ob-aviso__texto a {
    text-decoration: underline;
  }

  .ob-aviso__acciones {
    display: flex;
    gap: 10px;
  }
}

@layer paginas {
  .ob-parrafo {
    max-width: 64ch;
    margin-top: clamp(24px, 3vw, 40px);
    font-size: 1.0625rem;
    line-height: 1.6;
  }

  .ob-ficha__foto,
  .ob-publico__foto,
  .ob-motivo__foto,
  .ob-tarjeta__foto {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    border: 1px solid currentColor;
  }

  .ob-gracias {
    background: var(--k-negro);
    color: var(--k-blanco);
  }

  .ob-gracias__caja {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
    max-width: var(--k-ancho-maximo);
    min-height: 70vh;
    margin: 0 auto;
    padding: clamp(40px, 7vw, 112px) var(--k-margen);
  }

  .ob-gracias__titulo {
    max-width: 14ch;
    font-family: var(--k-titulos);
    font-weight: 900;
    font-size: clamp(2.25rem, 6vw, 5rem);
    line-height: 1;
    text-transform: uppercase;
  }

  .ob-gracias__texto {
    max-width: 46ch;
    font-size: 1.125rem;
  }

  .ob-gracias .ob-pasos {
    width: 100%;
  }

  .ob-cabeza {
    background: var(--k-negro);
    color: var(--k-blanco);
  }

  .ob-cabeza__caja {
    max-width: var(--k-ancho-maximo);
    margin: 0 auto;
    padding: clamp(36px, 5vw, 72px) var(--k-margen) clamp(36px, 5vw, 72px);
  }

  .ob-migas {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 24px;
    font-size: 0.8125rem;
  }

  .ob-migas li + li::before {
    content: '/';
    margin-right: 10px;
    color: var(--k-gris);
  }

  .ob-migas a {
    color: var(--k-gris);
  }

  .ob-titular {
    max-width: 16ch;
    font-family: var(--k-titulos);
    font-weight: 900;
    font-size: clamp(2.25rem, 6.4vw, 5.5rem);
    line-height: 0.98;
    text-transform: uppercase;
  }

  .ob-cabeza__fila {
    display: grid;
    gap: 28px;
    align-items: end;
    margin-top: clamp(28px, 4vw, 56px);
  }

  .ob-bajada {
    max-width: 38ch;
    font-size: clamp(1.125rem, 1.8vw, 1.5rem);
    line-height: 1.35;
  }

  .ob-ficha-datos__fila {
    display: grid;
    grid-template-columns: 9ch 1fr;
    gap: 16px;
    padding: 12px 0;
    border-top: var(--k-trazo-claro);
    font-size: 0.875rem;
  }

  .ob-ficha-datos dt {
    color: var(--k-gris);
  }

  .ob-cierre {
    background: var(--k-amarillo);
    border-top: 2px solid var(--k-negro);
  }

  .ob-cierre__caja {
    display: grid;
    gap: 24px;
    align-items: end;
    max-width: var(--k-ancho-maximo);
    margin: 0 auto;
    padding: clamp(40px, 6vw, 88px) var(--k-margen);
  }

  .ob-cierre__titulo {
    max-width: 14ch;
    font-family: var(--k-titulos);
    font-weight: 900;
    font-size: clamp(1.875rem, 4.4vw, 4rem);
    line-height: 1;
    text-transform: uppercase;
  }

  .ob-cierre__texto {
    max-width: 38ch;
    margin-bottom: 20px;
    font-size: 1.0625rem;
  }

  .ob-cierre .ob-boton--amarillo {
    background: var(--k-negro);
    color: var(--k-blanco);
  }

  .ob-cierre .ob-boton--amarillo .ob-boton__flecha {
    background: var(--k-amarillo);
    color: var(--k-negro);
  }

  .ob-tabla-caja {
    overflow-x: auto;
    border: var(--k-trazo);
  }

  .ob-tabla-caja--oscura {
    border: var(--k-trazo-claro);
  }

  .ob-tabla {
    width: 100%;
    min-width: 680px;
    border-collapse: collapse;
    font-size: 0.9375rem;
  }

  .ob-tabla caption {
    padding: 12px 16px;
    border-bottom: var(--k-trazo);
    background: var(--k-hueso);
    font-size: 0.8125rem;
    text-align: left;
  }

  .ob-tabla--oscura caption {
    border-bottom: var(--k-trazo-claro);
    background: var(--k-negro-suave, #1a1a1c);
    color: var(--k-gris);
  }

  .ob-tabla th,
  .ob-tabla td {
    padding: 14px 16px;
    border-bottom: 1px solid rgba(13, 13, 14, 0.2);
    text-align: left;
    vertical-align: top;
  }

  .ob-tabla--oscura th,
  .ob-tabla--oscura td {
    border-bottom-color: rgba(255, 255, 255, 0.2);
  }

  .ob-tabla thead th {
    font-family: var(--k-titulos);
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
  }

  .ob-tabla tbody th {
    font-family: var(--k-titulos);
    font-weight: 700;
  }

  .ob-tabla__importe {
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
  }

  .ob-pasos {
    display: grid;
    gap: 0;
  }

  .ob-paso {
    padding: 22px 0 28px;
    border-top: 1px solid currentColor;
  }

  .ob-paso__numero {
    display: block;
    margin-bottom: 14px;
    color: var(--k-amarillo);
    font-family: var(--k-titulos);
    font-weight: 900;
    font-size: clamp(2.25rem, 4vw, 3.5rem);
    line-height: 1;
  }

  .ob-pasos--claros .ob-paso__numero {
    color: var(--k-negro);
  }

  .ob-paso__titulo {
    margin-bottom: 8px;
    font-family: var(--k-titulos);
    font-weight: 700;
    font-size: 1.375rem;
  }

  .ob-paso__texto {
    max-width: 34ch;
    font-size: 0.9375rem;
    opacity: 0.85;
  }

  .ob-controles {
    display: grid;
    gap: 16px;
  }

  .ob-control {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 4px 16px;
    padding: 20px;
    border: var(--k-trazo);
    background: var(--k-blanco);
  }

  .ob-control__marca {
    display: grid;
    grid-row: span 2;
    place-items: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--k-amarillo);
    font-weight: 900;
  }

  .ob-control__titulo {
    font-family: var(--k-titulos);
    font-weight: 700;
    font-size: 1.125rem;
  }

  .ob-control__texto {
    font-size: 0.9375rem;
  }

  .ob-fotos {
    display: grid;
    gap: 16px;
    margin-top: clamp(28px, 4vw, 56px);
  }

  .ob-foto img {
    width: 100%;
    height: auto;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border: var(--k-trazo);
  }

  .ob-foto--alta img {
    aspect-ratio: 4 / 5;
  }

  .ob-foto figcaption {
    margin-top: 8px;
    font-size: 0.8125rem;
    opacity: 0.75;
  }

  .ob-tarjetas {
    display: grid;
    gap: 16px;
  }

  .ob-tarjeta {
    display: flex;
    flex-direction: column;
    gap: 22px;
    padding: clamp(20px, 2.4vw, 32px);
    border: var(--k-trazo-claro);
  }

  .ob-tarjeta__titulo {
    font-family: var(--k-titulos);
    font-weight: 700;
    font-size: 1.5rem;
  }

  .ob-tarjeta__texto {
    max-width: 36ch;
    margin-top: auto;
    color: #d6d6d6;
  }

  .ob-doble {
    display: grid;
    gap: 16px;
  }

  .ob-doble__lado {
    padding: clamp(20px, 2.6vw, 36px);
  }

  .ob-doble__lado--si {
    background: var(--k-amarillo);
  }

  .ob-doble__lado--no {
    background: var(--k-negro);
    color: var(--k-blanco);
  }

  .ob-doble__titulo {
    margin-bottom: 16px;
    font-family: var(--k-titulos);
    font-weight: 900;
    font-size: 1.75rem;
    text-transform: uppercase;
  }

  .ob-doble__lista li {
    padding: 10px 0;
    border-top: 1px solid currentColor;
  }

  .ob-hallazgos {
    display: grid;
    gap: 16px;
  }

  .ob-hallazgo {
    padding: 20px;
    border: var(--k-trazo);
  }

  .ob-hallazgo__numero {
    display: block;
    margin-bottom: 24px;
    font-family: var(--k-titulos);
    font-weight: 900;
    font-size: 2rem;
    line-height: 1;
  }

  .ob-hallazgo__titulo {
    margin-bottom: 8px;
    font-family: var(--k-titulos);
    font-weight: 700;
    font-size: 1.1875rem;
    line-height: 1.2;
  }

  .ob-hallazgo__texto {
    font-size: 0.9375rem;
  }

  .ob-lista-foto {
    display: grid;
    gap: 28px;
    align-items: start;
  }

  .ob-preguntas-lista {
    counter-reset: pregunta;
  }

  .ob-preguntas-lista li {
    counter-increment: pregunta;
    display: grid;
    grid-template-columns: 3ch 1fr;
    gap: 12px;
    padding: 14px 0;
    border-top: var(--k-trazo-claro);
    font-size: 1.0625rem;
  }

  .ob-preguntas-lista li::before {
    content: counter(pregunta, decimal-leading-zero);
    color: var(--k-amarillo);
    font-family: var(--k-titulos);
    font-weight: 900;
  }

  .ob-obras {
    display: grid;
    gap: 20px;
  }

  .ob-obra {
    display: grid;
    border: var(--k-trazo);
  }

  .ob-obra__foto {
    width: 100%;
    height: 100%;
    min-height: 220px;
    object-fit: cover;
  }

  .ob-obra__cuerpo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: clamp(18px, 2.4vw, 32px);
  }

  .ob-obra__titulo {
    font-family: var(--k-titulos);
    font-weight: 700;
    font-size: clamp(1.375rem, 2vw, 1.875rem);
    line-height: 1.1;
  }

  .ob-obra__texto {
    max-width: 52ch;
  }

  .ob-legal {
    padding: clamp(40px, 6vw, 96px) var(--k-margen) var(--k-tramo);
  }

  .ob-legal__caja {
    max-width: 780px;
    margin: 0 auto;
  }

  .ob-legal__titulo {
    font-family: var(--k-titulos);
    font-weight: 900;
    font-size: clamp(2rem, 5vw, 3.75rem);
    line-height: 1;
    text-transform: uppercase;
  }

  .ob-legal__fecha {
    margin: 12px 0 clamp(24px, 3vw, 40px);
    color: #5a5a5d;
    font-size: 0.875rem;
  }

  .ob-legal__subtitulo {
    margin: 28px 0 8px;
    font-family: var(--k-titulos);
    font-weight: 700;
    font-size: 1.25rem;
  }

  .ob-legal__texto {
    font-size: 1.0625rem;
    line-height: 1.6;
  }

  .ob-legal__texto a {
    text-decoration: underline;
  }

  .resultado-envio {
    display: grid;
    place-content: center;
    gap: 24px;
    min-height: 100vh;
    padding: 80px var(--k-margen);
    background: var(--k-negro);
    color: var(--k-blanco);
    text-align: center;
  }

  .resultado-envio p {
    max-width: 30ch;
    margin: 0 auto;
    font-family: var(--k-titulos);
    font-weight: 700;
    font-size: clamp(1.5rem, 3vw, 2.25rem);
  }
}

@layer adaptacion {
  @media (min-width: 640px) {
    .ob-top__acciones .ob-boton {
      display: inline-flex;
    }

    .ob-servicios__rejilla {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .ob-campo-doble {
      grid-template-columns: 1fr 1fr;
    }

    .ob-controles,
    .ob-tarjetas,
    .ob-hallazgos {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .ob-fotos--tres {
      grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .ob-caso {
      flex-direction: row;
      align-items: stretch;
    }

    .ob-caso__foto {
      flex: none;
      align-self: flex-end;
      width: 42%;
    }
  }

  @media (min-width: 900px) {
    .ob-nav {
      display: block;
    }

    .ob-hamburguesa,
    .ob-menu {
      display: none;
    }

    .ob-servicios {
      grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
    }

    .ob-publicos {
      grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .ob-etapas {
      grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
      gap: clamp(24px, 4vw, 64px);
      align-items: start;
    }

    .ob-cuota {
      grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
      align-items: start;
    }

    .ob-motivos {
      grid-template-columns: repeat(4, minmax(0, 1fr));
      grid-auto-flow: dense;
    }

    .ob-motivo--ancho {
      grid-column: span 2;
    }

    .ob-contacto {
      grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    }

    .ob-pie__caja {
      grid-template-columns: minmax(0, 2fr) minmax(0, 2fr) minmax(0, 3fr);
      align-items: start;
    }

    .ob-cabeza__fila {
      grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    }

    .ob-cierre__caja {
      grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    }

    .ob-pasos {
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 0 32px;
    }

    .ob-controles {
      grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .ob-tarjetas {
      grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .ob-doble {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .ob-hallazgos {
      grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .ob-lista-foto {
      grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    }

    .ob-obra {
      grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    }
  }

  @media (prefers-reduced-motion: reduce) {
    html {
      scroll-behavior: auto;
    }

    .ob-banda__pista {
      animation: none;
    }

    .con-js [data-ob-entra] {
      opacity: 1;
      transform: none;
      transition: none;
    }
  }
}

@keyframes ob-mostrar-si-falla {
  to {
    opacity: 1;
    transform: none;
  }
}

.con-js [data-ob-entra]:not(.es-visible) {
  animation: ob-mostrar-si-falla 0.01s 3s forwards;
}