/* ============================================================
   Los Altillos — Steel Framing en Colombia (guía)
   Archivo: assets/steel-framing-colombia.css
   Prefijo: sfco-
   Depende de assets/main.css (variables, reset y componentes .la-*).
   ============================================================ */

/* ============================================================
   0 · GLOBALES QUE main.css NO TRAE
   El header del sitio es `position:fixed` (64px): sin scroll-padding,
   los enlaces del glosario dejan cada título tapado debajo.
   ============================================================ */
html{scroll-padding-top:calc(var(--header-height) + 5rem)}
@media (min-width:1080px){html{scroll-padding-top:calc(var(--header-height) + 2rem)}}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .sfco *{animation:none!important;transition:none!important}
}

/* ============================================================
   1 · SCOPE + ESQUELETO DE LAYOUT
   Un único eje de contenido. El borde izquierdo del texto NO se
   mueve nunca: hero, secciones y cierre comparten la misma reja.
   ============================================================ */
.sfco{
  background:var(--color-bg);
  color:var(--color-text);
  font-family:var(--font-body);
  /* clip (no hidden) permite el sangrado a 100vw sin romper position:sticky */
  overflow-x:clip;
}
.sfco img{width:100%;height:auto}
.sfco a{transition:color var(--transition-fast),border-color var(--transition-fast),background var(--transition-fast)}
.sfco a:focus-visible,.sfco button:focus-visible,.sfco input:focus-visible,.sfco summary:focus-visible{outline:2px solid var(--color-accent);outline-offset:3px}

.sfco-shell{
  max-width:1180px;
  margin-inline:auto;
  padding-inline:var(--container-pad-mobile);
}
@media (min-width:768px){.sfco-shell{padding-inline:var(--container-pad-desktop)}}

.sfco-layout{display:grid;grid-template-columns:minmax(0,1fr)}
@media (min-width:1080px){
  .sfco-layout{grid-template-columns:minmax(0,1fr) 300px;column-gap:3.5rem;align-items:start}
}

.sfco-main{min-width:0}
/* Sin barra lateral, la columna se centra y no se estira a todo el ancho:
   a 1079px sin tope daba 115 caracteres por línea. */
/* width:100% es obligatorio: con solo `margin-inline:auto` el ítem de grid
   deja de estirarse y se dimensiona por contenido, desbordando la pista. */
@media (max-width:1079px){.sfco-main{width:100%;max-width:820px;margin-inline:auto}}

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

/* Secciones — el fondo alterno sangra a ancho completo sin sacar
   el contenido de la reja. */
.sfco-section{position:relative;padding:4.5rem 0}
.sfco-section:first-child{padding-top:3rem}
.sfco-section--alt{isolation:isolate}
/* Sangrado anclado a los dos lados de la sección: cubre el ancho de pantalla
   aunque la columna esté descentrada (en escritorio el contenido va a la izquierda). */
.sfco-section--alt::before{
  content:"";position:absolute;z-index:-1;top:0;bottom:0;
  left:-100vw;right:-100vw;
  background:var(--color-bg-secondary);
}
.sfco-section[id]{scroll-margin-top:calc(var(--header-height) + 5rem)}
@media (min-width:1080px){.sfco-section[id]{scroll-margin-top:calc(var(--header-height) + 2rem)}}

/* ============================================================
   2 · HERO
   ============================================================ */
.sfco-hero{position:relative;display:flex;align-items:flex-end;min-height:78vh;padding:calc(var(--header-height) + 4rem) 0 4rem;background-color:var(--color-bg-dark);overflow:hidden;isolation:isolate}
/* `.sfco .sfco-hero__image` y no `.sfco-hero__image`: la regla global
   `.sfco img{height:auto}` tiene más especificidad y dejaba la foto a su
   alto natural, sin cubrir el hero (se notaba sobre todo en móvil). */
.sfco .sfco-hero__image{position:absolute;inset:0;z-index:-2;width:100%;height:100%;min-height:100%;object-fit:cover;object-position:center}
.sfco .sfco-hero__image{position:absolute;inset:0;z-index:-2;width:100%;height:100%;min-height:100%;object-fit:cover;object-position:center}
@media (max-width:1023px){}
.sfco-hero__overlay{position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(0,0,0,.70) 0%,rgba(0,0,0,.54) 42%,rgba(0,0,0,.70) 100%),linear-gradient(180deg,rgba(0,0,0,.55) 0%,rgba(0,0,0,.38) 100%)}
.sfco-hero__inner{color:var(--color-text-inverse);min-width:0}
.sfco-breadcrumbs{display:flex;flex-wrap:wrap;align-items:center;gap:.45rem;margin-bottom:1.5rem;font-size:1.05rem;line-height:1.5;color:rgba(255,255,255,.72)}
.sfco-breadcrumbs a{color:rgba(255,255,255,.78);text-decoration:underline;text-underline-offset:2px;text-decoration-color:rgba(255,255,255,.3)}
.sfco-breadcrumbs a:hover{color:#fff;text-decoration-color:#fff}
.sfco-breadcrumbs [aria-current="page"]{color:rgba(255,255,255,.94);font-weight:600}
.sfco-tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.5rem}
.sfco-tags li{display:inline-block;padding:.25rem .75rem;border-radius:100px;font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;background:rgba(255,255,255,.10);color:#fff;border:1px solid rgba(255,255,255,.20)}
.sfco-hero__title{max-width:20ch;font-family:var(--font-display);font-size:clamp(2.15rem,6.2vw,4.2rem);line-height:1.08;letter-spacing:-.02em;color:#fff;text-wrap:balance}
.sfco-hero__sub{max-width:56ch;margin-top:1.25rem;font-size:1.4rem;line-height:1.65;color:rgba(255,255,255,.84)}
.sfco-meta{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,158px),1fr));gap:.65rem;margin-top:2rem;max-width:720px}
.sfco-meta li{padding:.8rem .95rem;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:var(--radius-md);color:#fff;font-size:1.15rem;line-height:1.4}
/* `> span:first-child` y no `span`: si no, cualquier <span> del valor
   (por ejemplo el de la TRM) hereda el estilo de la etiqueta. */
.sfco-meta li > span:first-child{display:block;margin-bottom:.25rem;font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:rgba(255,255,255,.62)}
@media (max-width:767px){
  .sfco-hero{min-height:auto;padding:calc(var(--header-height) + 2.5rem) 0 3rem}
  /* En vertical la foto se recorta a la zona central, más oscura: si la capa
     mantiene la densidad de escritorio, el hero se ve negro y la imagen se pierde. */
  .sfco-hero__overlay{background:linear-gradient(180deg,rgba(0,0,0,.66) 0%,rgba(0,0,0,.46) 34%,rgba(0,0,0,.62) 62%,rgba(0,0,0,.84) 100%)}
  .sfco-hero__title{max-width:none}
  .sfco-meta{grid-template-columns:repeat(2,minmax(0,1fr))}
}

/* ============================================================
   3 · TIPOGRAFÍA
   ============================================================ */
/* Medida de lectura acotada: el texto corrido nunca pasa de ~68 caracteres,
   aunque la columna sea más ancha (tablas, tarjetas y gráficos sí la usan entera). */
.sfco-prose{max-width:68ch;font-size:1.5rem;line-height:1.8;color:var(--color-text-muted)}
.sfco-faq__item .sfco-prose,.sfco-card .sfco-prose{max-width:none}
.sfco-prose p{margin-bottom:1.25rem}
.sfco-prose p:last-child{margin-bottom:0}
.sfco-prose a{color:var(--color-accent);text-decoration:underline;text-underline-offset:3px}
.sfco-prose a:hover{text-decoration:none}
.sfco-prose strong{color:var(--color-text);font-weight:600}
.sfco-prose ul,.sfco-prose ol{padding-left:1.5rem;margin-bottom:1.25rem;list-style:revert}
.sfco-prose li{margin-bottom:.5rem}
.sfco-h2{font-family:var(--font-display);font-size:clamp(1.9rem,3.4vw,2.8rem);line-height:1.15;letter-spacing:-.02em;margin-bottom:1rem;text-wrap:balance}
.sfco-h3{font-family:var(--font-body);font-size:2rem;line-height:1.35;font-weight:600;color:#334150;margin:2.5rem 0 .75rem;text-wrap:balance}
.sfco-card .sfco-h3,.sfco-faq__item .sfco-h3,.sfco-source .sfco-h3{margin-top:0}
.sfco-eyebrow{display:inline-block;margin-bottom:.75rem;font-size:.95rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--color-accent)}

/* ============================================================
   4 · RESPUESTA CORTA
   ============================================================ */
.sfco-answer{position:relative;overflow:hidden;padding:2rem 1.75rem 1.75rem;background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}
.sfco-answer::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--color-accent)}
.sfco-answer__label{display:block;margin-bottom:.75rem;font-size:.95rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--color-accent)}
.sfco-answer p{font-size:1.5rem;line-height:1.75;color:var(--color-text-muted)}
.sfco-answer p+p{margin-top:1rem}
.sfco-answer strong{color:var(--color-text);font-weight:700}
@media (max-width:767px){.sfco-answer{padding:1.35rem}}

/* ============================================================
   7 · GLOSARIO / TABLA DE CONTENIDOS
   Móvil  → barra pegada bajo el header, plegable.
   Desktop → tarjeta lateral fija que acompaña todo el scroll.
   ============================================================ */
.sfco-aside{min-width:0}
/* Móvil: bloque normal arriba del contenido. NO fijo. */
@media (max-width:1079px){
  .sfco-aside{order:-1;margin-bottom:2rem}
}
/* Escritorio: columna derecha, fija durante todo el scroll. */
@media (min-width:1080px){
  .sfco-main{grid-column:1;grid-row:1}
  .sfco-aside{grid-column:2;grid-row:1;position:sticky;top:calc(var(--header-height) + 2rem);padding-top:3rem}
}

.sfco-toc{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}
@media (min-width:1080px){.sfco-toc{border-radius:var(--radius-lg);padding:1.35rem}}
.sfco-toc__summary{
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:.95rem 1.15rem;cursor:pointer;list-style:none;
  font-size:1.05rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--color-accent);
}
.sfco-toc__summary::-webkit-details-marker{display:none}
.sfco-toc__summary::after{
  content:"";width:9px;height:9px;flex:none;
  border-right:2px solid currentColor;border-bottom:2px solid currentColor;
  transform:rotate(45deg) translateY(-2px);transition:transform var(--transition-fast);
}
.sfco-toc[open] .sfco-toc__summary::after{transform:rotate(-135deg) translateY(-2px)}
.sfco-toc__list{display:grid;gap:.55rem;padding:0 1.15rem 1.15rem 2.6rem;list-style:decimal;color:var(--color-text-subtle)}
.sfco-toc__list li{padding-left:.15rem;font-size:1.2rem;line-height:1.45}
.sfco-toc__list a:hover{color:var(--color-accent);text-decoration:underline}
@media (min-width:1080px){
  .sfco-toc__summary{padding:0 0 1rem;cursor:default;pointer-events:none}
  .sfco-toc__summary::after{display:none}
  .sfco-toc__list{padding:0 0 0 1.5rem;max-height:calc(100vh - var(--header-height) - 11rem);overflow-y:auto}
}

/* ============================================================
   8 · TABLAS
   ============================================================ */
.sfco-table-wrap{width:100%;overflow-x:auto;margin:1.5rem 0;border:1px solid var(--color-border);border-radius:var(--radius-md);background:#fff;box-shadow:var(--shadow-sm);-webkit-overflow-scrolling:touch}
.sfco-table{width:100%;min-width:600px;border-collapse:collapse;color:var(--color-text-muted);font-size:1.25rem}
.sfco-table caption{caption-side:bottom;padding:.85rem 1rem;text-align:left;font-size:1.05rem;line-height:1.6;color:var(--color-text-subtle);border-top:1px solid var(--color-border)}
.sfco-table th{background:var(--color-bg-secondary);padding:.75rem 1rem;text-align:left;font-weight:600;border-bottom:2px solid var(--color-border);color:var(--color-text);vertical-align:top}
.sfco-table td{padding:.75rem 1rem;border-bottom:1px solid var(--color-border);color:var(--color-text-muted);vertical-align:top}
.sfco-table tbody tr:last-child td{border-bottom:none}
.sfco-table tbody th[scope="row"]{background:#fff;border-bottom:1px solid var(--color-border);color:var(--color-text);font-weight:600}
.sfco-table tbody tr:last-child th[scope="row"]{border-bottom:none}
.sfco-table .num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
/* Los enlaces dentro de tablas y tarjetas deben leerse como enlaces */
.sfco-table a,.sfco-card a,.sfco-list-cards a,.sfco-callout a{color:var(--color-accent);text-decoration:underline;text-underline-offset:3px}
.sfco-table a:hover,.sfco-card a:hover,.sfco-list-cards a:hover,.sfco-callout a:hover{text-decoration:none}
.sfco-swipe{display:none;margin:-.75rem 0 1.5rem;font-size:1.05rem;color:var(--color-text-subtle)}
@media (max-width:767px){
  .sfco-table{min-width:480px;font-size:1.15rem}
  .sfco-table th,.sfco-table td{padding:.6rem .7rem}
  .sfco-swipe{display:block}
}

/* ============================================================
   9 · FIGURAS
   ============================================================ */
.sfco-figure{margin:2.5rem 0}
.sfco-figure img{object-fit:cover;border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}
.sfco-figure__placeholder{display:grid;place-items:center;aspect-ratio:16/9;padding:1.5rem;text-align:center;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);background:linear-gradient(135deg,var(--color-steel-light) 0%,var(--color-steel) 100%)}
.sfco-figure__placeholder span{max-width:52ch;padding:1.1rem 1.35rem;border:1px dashed var(--color-steel-dark);border-radius:var(--radius-md);font-size:1.1rem;line-height:1.6;color:var(--color-secondary-dark)}
.sfco-figure__placeholder code{font-size:1rem;word-break:break-all}
.sfco-figure figcaption{margin-top:.85rem;font-size:1.1rem;line-height:1.6;color:var(--color-text-subtle)}

/* ============================================================
   10 · LISTAS EN TARJETA
   ============================================================ */
.sfco-list-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,200px),1fr));gap:.7rem;margin:1.5rem 0;list-style:none;padding:0}
.sfco-list-cards li{position:relative;padding:.8rem 1rem .8rem 2.3rem;background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-muted);font-size:1.25rem;line-height:1.5;box-shadow:var(--shadow-sm);margin:0}
.sfco-list-cards li::before{content:"";position:absolute;left:1rem;top:1.35rem;width:.5rem;height:.5rem;border-radius:999px;background:var(--color-accent)}
.sfco-list-cards--warning li{border-color:rgba(199,8,29,.22);background:rgba(199,8,29,.035)}
.sfco-list-cards--num{counter-reset:lc}
.sfco-list-cards--num li{counter-increment:lc;padding-left:2.8rem}
.sfco-list-cards--num li::before{content:counter(lc);width:auto;height:auto;top:.8rem;left:1rem;border-radius:0;background:none;font-family:var(--font-display);font-size:1.15rem;color:var(--color-accent)}

/* ============================================================
   11 · CALLOUTS Y CITAS
   ============================================================ */
.sfco-callout{padding:1rem 1.25rem;margin:1.5rem 0;background:rgba(2,55,120,.05);border-left:3px solid var(--color-accent);border-radius:0 var(--radius-md) var(--radius-md) 0;font-size:1.4rem;color:var(--color-text-muted);line-height:1.7}
.sfco-callout strong{color:var(--color-text)}
.sfco-callout--quote{font-weight:600;font-size:1.5rem}
.sfco-callout--warning{background:rgba(199,8,29,.06)}
.sfco-callout--final{padding:1.5rem;background:var(--color-bg-dark);border-left:3px solid var(--color-accent);border-radius:var(--radius-lg);color:#fff;font-size:1.45rem;font-weight:600;line-height:1.65;box-shadow:var(--shadow-md)}
.sfco-callout--final strong{color:#fff}
.sfco-pull{margin:2.5rem 0;padding:1.75rem 2rem;background:var(--color-bg-dark);border-radius:var(--radius-lg);color:#fff;box-shadow:var(--shadow-md)}
.sfco-pull q{display:block;font-family:var(--font-display);font-size:clamp(1.7rem,3.2vw,2.4rem);line-height:1.2;letter-spacing:-.01em;quotes:none}
.sfco-pull q::before,.sfco-pull q::after{content:none}
.sfco-pull footer{margin-top:.85rem;font-size:1.15rem;line-height:1.6;color:rgba(255,255,255,.72)}
@media (max-width:767px){.sfco-pull{padding:1.35rem 1.5rem}}

/* ============================================================
   12 · TARJETAS
   ============================================================ */
.sfco-cards-grid{display:grid;gap:1rem;margin-top:1.5rem}
.sfco-cards-grid--2{grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr))}
.sfco-cards-grid--3{grid-template-columns:repeat(auto-fit,minmax(min(100%,215px),1fr))}
.sfco-card{padding:1.25rem;background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);color:var(--color-text-muted);transition:transform var(--transition-base),box-shadow var(--transition-base),border-color var(--transition-base)}
.sfco-card:hover{transform:translateY(-2px);border-color:var(--color-border-dark);box-shadow:var(--shadow-md)}
.sfco-card p{margin-bottom:1rem;font-size:1.25rem;line-height:1.7}
.sfco-card p:last-child{margin-bottom:0}
.sfco-card ul,.sfco-card ol{padding-left:1.25rem;margin:.75rem 0 1rem;list-style:revert}
.sfco-card li{margin-bottom:.4rem;font-size:1.2rem;line-height:1.55}
.sfco-card__tag{display:inline-block;margin-bottom:1rem;padding:.25rem .75rem;border-radius:100px;font-size:.9rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;background:rgba(2,55,120,.1);color:var(--color-secondary);border:1px solid rgba(2,55,120,.2)}
.sfco-card--warning{border-color:rgba(199,8,29,.22);background:rgba(199,8,29,.035)}
.sfco-card--warning .sfco-card__tag{background:rgba(199,8,29,.1);color:var(--color-accent-dark);border-color:rgba(199,8,29,.22)}
/* Doble clase: gana a `.sfco-card p`, que si no aplasta la cifra al tamaño del cuerpo */
.sfco-card .sfco-card__figure{font-family:var(--font-display);font-size:2.1rem;line-height:1.15;color:var(--color-secondary);margin-bottom:.6rem;font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.sfco-card .sfco-card__figure small{font-family:var(--font-body);font-size:1.15rem;font-weight:600;letter-spacing:0}
.sfco-card--warning .sfco-card__figure{color:var(--color-accent-dark)}
/* Titular dentro de tarjeta: nunca al tamaño de un H3 de sección */
.sfco-card .sfco-h3{font-size:1.55rem;line-height:1.3;margin:0 0 .6rem}

.sfco-source{padding:1.25rem 1.5rem;background:#fff;border:1px solid var(--color-border);border-left:3px solid var(--color-secondary);border-radius:0 var(--radius-md) var(--radius-md) 0;box-shadow:var(--shadow-sm)}
.sfco-source+.sfco-source{margin-top:.75rem}
.sfco-source p{font-size:1.25rem;line-height:1.7;color:var(--color-text-muted);margin-bottom:.75rem}
.sfco-source p:last-child{margin-bottom:0}
.sfco-source strong{color:var(--color-text)}
.sfco-source ul{list-style:disc;padding-left:1.35rem;margin:.65rem 0}
.sfco-source li{font-size:1.25rem;line-height:1.6;margin-bottom:.35rem;color:var(--color-text-muted)}
.sfco-source__link{display:inline-block;margin-top:.35rem;font-size:1.15rem;font-weight:600;color:var(--color-accent);text-decoration:underline;text-underline-offset:3px}
.sfco-source__link:hover{text-decoration:none}

/* ============================================================
   15 · CTA
   ============================================================ */
.sfco-cta{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:2rem}
.sfco-btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:48px;padding:.875rem 1.5rem;font-family:var(--font-body);font-size:1.2rem;font-weight:600;border-radius:var(--radius-sm);transition:all var(--transition-base);cursor:pointer;border:none;text-align:center;background:linear-gradient(135deg,var(--color-accent) 0%,var(--color-accent-dark) 100%);color:#fff;box-shadow:var(--shadow-md),var(--shadow-glow)}
.sfco-btn:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-lg),0 0 60px rgba(199,8,29,.28)}
.sfco-btn--ghost{background:none;border:1px solid var(--color-border-dark);color:var(--color-secondary);box-shadow:none}
.sfco-btn--ghost:hover{color:var(--color-secondary);background:var(--color-bg-secondary);box-shadow:none;transform:translateY(-2px)}
@media (max-width:520px){.sfco-cta{flex-direction:column;align-items:stretch}}

/* ============================================================
   16 · FAQ
   ============================================================ */
.sfco-faq{display:grid;gap:.75rem;margin-top:1.5rem;list-style:none;padding:0}
.sfco-faq__item{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);overflow:hidden}
.sfco-faq__item summary{position:relative;display:block;padding:1rem 3.2rem 1rem 1.25rem;cursor:pointer;list-style:none;min-height:48px}
.sfco-faq__item summary::-webkit-details-marker{display:none}
.sfco-faq__item summary::after{content:"+";position:absolute;top:50%;right:1.25rem;width:28px;height:28px;display:grid;place-items:center;border-radius:999px;background:var(--color-bg-secondary);color:var(--color-secondary);font-size:1.6rem;font-weight:700;line-height:1;transform:translateY(-50%)}
.sfco-faq__item[open] summary::after{content:"–";background:var(--color-accent);color:#fff}
.sfco-faq__item summary .sfco-h3{margin:0;font-size:1.4rem;line-height:1.4}
.sfco-faq__item .sfco-prose{padding:0 1.25rem 1.25rem;font-size:1.25rem;line-height:1.75}

/* ============================================================
   17 · RESPONSIVE GENERAL
   ============================================================ */
@media (max-width:767px){
  .sfco-section{padding:3.5rem 0}
  .sfco-section:first-child{padding-top:2.5rem}
  .sfco-h2{font-size:clamp(1.8rem,6.4vw,2.3rem)}
  .sfco-h3{font-size:1.7rem;margin-top:2rem}
  .sfco-prose{font-size:1.35rem;line-height:1.78}
  .sfco-list-cards{grid-template-columns:1fr}
  .sfco-callout{font-size:1.3rem}
  .sfco-callout--quote,.sfco-callout--final{font-size:1.35rem}
}

/* ============================================================
   18 · IMPRESIÓN
   ============================================================ */
@media print{
  .sfco-hero{min-height:auto;padding:2rem 0;background:none!important}
  .sfco-hero__overlay,.sfco-aside,.sfco-figure,.sfco-cta,.sfco-swipe{display:none!important}
  .sfco-hero__inner,.sfco-hero__title,.sfco-hero__sub,.sfco-meta li,.sfco-breadcrumbs,.sfco-tags li{color:#000!important}
  .sfco-section{padding:1.5rem 0}
  .sfco-section--alt::before{display:none}
  .sfco-card,.sfco-table-wrap,.sfco-faq__item,.sfco-answer,.sfco-obra,.sfco-photo,.sfco-oferta{box-shadow:none;break-inside:avoid}
  .sfco-faq__item .sfco-prose{display:block!important}
}


/* ============================================================
   19 · CAJA NORMATIVA
   El anclaje legal es el diferencial de esta guía: merece un
   tratamiento propio, no un callout más.
   ============================================================ */
.sfco-norma{position:relative;margin:1.75rem 0;padding:1.35rem 1.5rem;background:#fff;border:1px solid var(--color-border);border-left:4px solid var(--color-secondary);border-radius:0 var(--radius-md) var(--radius-md) 0;box-shadow:var(--shadow-sm)}
.sfco-norma__tag{display:inline-block;margin-bottom:.7rem;padding:.15rem .6rem;border-radius:100px;background:rgba(2,55,120,.09);border:1px solid rgba(2,55,120,.18);font-size:.88rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--color-secondary)}
.sfco-norma p{margin:0 0 .8rem;font-size:1.3rem;line-height:1.72;color:var(--color-text-muted)}
.sfco-norma p:last-child{margin-bottom:0}
.sfco-norma strong{color:var(--color-text)}
.sfco-norma__ref{display:block;margin-top:.9rem;padding-top:.8rem;border-top:1px solid var(--color-border);font-size:1.1rem;line-height:1.55;color:var(--color-text-subtle)}

/* ============================================================
   20 · DIÁLOGO DE OBRA
   Los intercambios con el propietario son lo que da voz a la
   guía; en prosa corrida se pierden.
   ============================================================ */
.sfco-dialogo{margin:1.75rem 0;padding:1.35rem 1.5rem;background:var(--color-steel-light);border-radius:var(--radius-lg)}
.sfco-dialogo p{position:relative;margin:0 0 .7rem;padding-left:1.6rem;font-size:1.35rem;line-height:1.7;color:var(--color-text-muted)}
.sfco-dialogo p:last-child{margin-bottom:0}
.sfco-dialogo p::before{content:"\2014";position:absolute;left:0;color:var(--color-steel-dark);font-weight:700}
.sfco-dialogo .sfco-dialogo__yo{color:var(--color-text);font-weight:500}
.sfco-dialogo .sfco-dialogo__yo::before{color:var(--color-accent)}

/* ============================================================
   21 · FOTO DE OBRA ANOTADA
   Marcadores numerados sobre la foto + leyenda debajo.
   Cada marcador se posiciona con --x / --y en porcentaje.
   ============================================================ */
.sfco-photos{display:grid;gap:1.5rem;margin:1.75rem 0}
@media (min-width:700px){.sfco-photos{grid-template-columns:repeat(2,minmax(0,1fr))}}
.sfco-photo{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden}
.sfco-photo__frame{position:relative;aspect-ratio:4/3;background:linear-gradient(135deg,var(--color-steel-light),var(--color-steel))}
.sfco-photo__frame img{width:100%;height:100%;object-fit:cover;display:block}
.sfco-photo__pending{position:absolute;inset:0;display:grid;place-items:center;padding:1.25rem;text-align:center}
.sfco-photo__pending span{max-width:34ch;padding:.9rem 1.1rem;border:1px dashed var(--color-steel-dark);border-radius:var(--radius-md);font-size:1.05rem;line-height:1.55;color:var(--color-secondary-dark)}
.sfco-photo__pin{position:absolute;left:var(--x);top:var(--y);transform:translate(-50%,-50%);width:26px;height:26px;display:grid;place-items:center;border-radius:999px;background:var(--color-accent);color:#fff;font-size:1.05rem;font-weight:700;font-variant-numeric:tabular-nums;box-shadow:0 0 0 3px rgba(255,255,255,.9),var(--shadow-md)}
.sfco-photo__body{padding:1.1rem 1.25rem 1.25rem}
.sfco-photo__title{margin:0 0 .7rem;font-size:1.4rem;font-weight:600;line-height:1.35;color:var(--color-text)}
.sfco-photo__list{counter-reset:pin;list-style:none;margin:0;padding:0}
.sfco-photo__list li{counter-increment:pin;position:relative;padding-left:2.2rem;margin-bottom:.55rem;font-size:1.2rem;line-height:1.6;color:var(--color-text-muted)}
.sfco-photo__list li:last-child{margin-bottom:0}
.sfco-photo__list li::before{content:counter(pin);position:absolute;left:0;top:.05rem;width:20px;height:20px;display:grid;place-items:center;border-radius:999px;background:var(--color-bg-tertiary);color:var(--color-secondary);font-size:.95rem;font-weight:700}

/* ============================================================
   22 · FRASES QUE ENCIENDEN UNA ALARMA
   ============================================================ */
.sfco-flags{display:grid;gap:.6rem;margin:1.5rem 0;list-style:none;padding:0}
.sfco-flags li{position:relative;padding:.8rem 1rem .8rem 3rem;background:rgba(199,8,29,.04);border:1px solid rgba(199,8,29,.2);border-radius:var(--radius-md);font-size:1.3rem;line-height:1.55;color:var(--color-text);font-weight:500}
.sfco-flags li::before{content:"!";position:absolute;left:1rem;top:50%;transform:translateY(-50%);width:22px;height:22px;display:grid;place-items:center;border-radius:999px;background:var(--color-accent);color:#fff;font-size:1rem;font-weight:700}

/* ============================================================
   23 · DECISIÓN: CUÁNDO SÍ / CUÁNDO NO
   ============================================================ */
.sfco-decide{display:grid;gap:1rem;margin:1.75rem 0}
@media (min-width:640px){.sfco-decide{grid-template-columns:repeat(2,minmax(0,1fr))}}
.sfco-decide__col{padding:1.35rem 1.5rem;background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}
.sfco-decide__col--si{border-top:3px solid var(--color-success)}
.sfco-decide__col--no{border-top:3px solid var(--color-accent)}
.sfco-decide__head{display:flex;align-items:center;gap:.55rem;margin:0 0 .9rem;font-family:var(--font-body);font-size:1.35rem;font-weight:700;color:var(--color-text)}
.sfco-decide__mark{width:24px;height:24px;flex:none;display:grid;place-items:center;border-radius:999px;font-size:1.1rem;font-weight:700;color:#fff}
.sfco-decide__col--si .sfco-decide__mark{background:var(--color-success)}
.sfco-decide__col--no .sfco-decide__mark{background:var(--color-accent)}
.sfco-decide__col ul{list-style:none;margin:0;padding:0}
.sfco-decide__col li{position:relative;padding-left:1.1rem;margin-bottom:.6rem;font-size:1.25rem;line-height:1.6;color:var(--color-text-muted)}
.sfco-decide__col li:last-child{margin-bottom:0}
.sfco-decide__col li::before{content:"";position:absolute;left:0;top:.62rem;width:5px;height:5px;border-radius:999px;background:var(--color-steel-dark)}

/* ============================================================
   24 · CHECKLIST DE OBRA (interactivo)
   ============================================================ */
.sfco-obra{margin:1.5rem 0;background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden}
.sfco-obra__list{list-style:none;margin:0;padding:0}
.sfco-obra__list li{border-bottom:1px solid var(--color-border)}
.sfco-obra__list li:last-child{border-bottom:0}
.sfco-obra__item{display:flex;align-items:flex-start;gap:.85rem;min-height:48px;padding:.75rem 1.25rem;cursor:pointer;font-size:1.25rem;line-height:1.55;color:var(--color-text-muted);transition:background var(--transition-fast)}
.sfco-obra__item:hover{background:var(--color-bg-secondary)}
.sfco-obra__item input{margin-top:.15rem;width:20px;height:20px;flex:none;accent-color:var(--color-secondary);cursor:pointer}
.sfco-obra__item input:checked + span{color:var(--color-text-subtle);text-decoration:line-through}
.sfco-obra__score{display:flex;flex-wrap:wrap;align-items:baseline;gap:.6rem;padding:1rem 1.25rem;background:var(--color-bg-dark);color:#fff}
.sfco-obra__score strong{font-family:var(--font-display);font-size:1.6rem;font-variant-numeric:tabular-nums}
.sfco-obra__score span{font-size:1.15rem;color:rgba(255,255,255,.75)}
@media (max-width:767px){.sfco-obra__item input{width:24px;height:24px}}

/* ============================================================
   25 · OFERTA FINAL
   Revisión de proyecto, no «solicite presupuesto»: el valor de
   la guía es técnico y la conversión debería serlo también.
   ============================================================ */
.sfco-oferta{margin:2.5rem 0 0;padding:1.75rem;background:var(--color-bg-dark);border-radius:var(--radius-xl);color:#fff;box-shadow:var(--shadow-lg)}
.sfco-oferta__tag{display:inline-block;margin-bottom:.9rem;padding:.2rem .7rem;border-radius:100px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);font-size:.9rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#fff}
.sfco-oferta__title{margin:0 0 .8rem;font-family:var(--font-display);font-size:clamp(1.7rem,3vw,2.4rem);line-height:1.15;letter-spacing:-.02em;color:#fff;text-wrap:balance}
.sfco-oferta__lead{margin:0 0 1.5rem;max-width:60ch;font-size:1.35rem;line-height:1.7;color:rgba(255,255,255,.82)}
.sfco-oferta__grid{display:grid;gap:1rem;margin-bottom:1.5rem}
@media (min-width:640px){.sfco-oferta__grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.sfco-oferta__box{padding:1.1rem 1.25rem;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-md)}
.sfco-oferta__box h3{margin:0 0 .7rem;font-family:var(--font-body);font-size:1.15rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.62)}
.sfco-oferta__box ul{list-style:none;margin:0;padding:0}
.sfco-oferta__box li{position:relative;padding-left:1.3rem;margin-bottom:.5rem;font-size:1.2rem;line-height:1.6;color:rgba(255,255,255,.9)}
.sfco-oferta__box li:last-child{margin-bottom:0}
.sfco-oferta__box li::before{content:"";position:absolute;left:0;top:.6rem;width:5px;height:5px;border-radius:999px;background:var(--color-accent)}
.sfco-oferta__box--no li{color:rgba(255,255,255,.66)}
.sfco-oferta__box--no li::before{background:rgba(255,255,255,.3)}
.sfco-oferta .sfco-btn--ghost{border-color:rgba(255,255,255,.38);color:#fff}
.sfco-oferta .sfco-btn--ghost:hover{background:rgba(255,255,255,.12);color:#fff}
.sfco-oferta__nota{margin:1.1rem 0 0;font-size:1.1rem;line-height:1.6;color:rgba(255,255,255,.6)}
@media (max-width:767px){.sfco-oferta{padding:1.35rem;border-radius:var(--radius-lg)}}