/* ─── PÁGINAS INTERIORES — nav compartido + reset ─────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  font-weight: var(--w-light);
  background-color: var(--color-bg);
  color: var(--color-dark);
  cursor: auto;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { background: none; border: none; cursor: pointer; font-family: inherit; }
ul, ol { list-style: none; }

h1, h2, h3, h4 {
  font-family: var(--font-main);
  font-weight: var(--w-thin);
  line-height: 1.0;
  letter-spacing: -0.03em;
}

p {
  font-weight: var(--w-light);
  line-height: 1.75;
  font-size: var(--size-base);
  color: var(--color-mid);
}

em    { font-style: italic; }
strong { font-weight: var(--w-bold); color: var(--color-dark); }

::selection { background: var(--color-red); color: var(--color-white); }

/* ── Etiqueta de sección ─────────────────────────────────────────────────── */
.section-label {
  font-size: var(--size-xs);
  font-weight: var(--w-medium);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-white);
  background: var(--color-sage);
  display: inline-block;
  padding: 0.2rem 0.65rem;
  border-radius: 2px;
  margin-bottom: var(--sp-sm);
}

/* ── Tag / chip ─────────────────────────────────────────────────────────── */
.tag {
  display: inline-flex;
  align-items: center;
  font-size: var(--size-xs);
  font-weight: var(--w-medium);
  letter-spacing: 0.06em;
  padding: 0.3rem 0.75rem;
  border-radius: 100px;
  background: var(--color-surface);
}

.tag--red {
  background: var(--color-red);
  color: var(--color-white);
}

/* ── Número fantasma (legacy) ───────────────────────────────────────────── */
.ghost-num {
  position: absolute;
  right: -0.02em;
  bottom: -0.15em;
  font-size: clamp(8rem, 22vw, 22rem);
  font-weight: var(--w-thin);
  letter-spacing: -0.06em;
  line-height: 1;
  color: rgba(26,28,26,0.07);
  pointer-events: none;
  user-select: none;
  z-index: 0;
}

.ghost-num--light { color: rgba(242,245,242,0.10); }

/* ── Encabezado editorial de sección ────────────────────────────────────── */

.page-header {
  overflow: hidden;           /* corta el "0" exactamente en la línea del gutter */
  padding-top: var(--sp-md);
  margin-left: var(--gutter); /* el elemento empieza en el gutter → clip correcto */
  margin-right: var(--gutter);
}

/* Número grande: "0" cortado a la mitad en el margen izquierdo */
.page-header__num {
  display: block;
  font-size: clamp(9rem, 22vw, 19rem);
  font-weight: var(--w-black);      /* 800 — máximo peso */
  letter-spacing: -0.06em;
  line-height: 0.85;
  color: var(--color-dark);
  margin-left: -0.33em;       /* empuja la mitad del "0" fuera del margen */
  user-select: none;
}

/* Rayas divisorias */
.page-header__rule {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 0.9rem 0;
}

/* Zona de etiqueta + título — sin padding extra, hereda el gutter del padre */
.page-header__body {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

/* Recuadro negro — letras blancas */
.page-header__tag {
  display: inline-flex;
  align-self: flex-start;
  background: var(--color-dark);
  color: #fff;
  font-size: 0.65rem;
  font-weight: var(--w-medium);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  padding: 0.32em 0.9em;
}

/* Título de la página */
.page-header__title {
  font-size: var(--size-display);
  font-weight: var(--w-thin);
  letter-spacing: -0.03em;
  line-height: 1.0;
  margin: 0;
}

.page-header__title strong { font-weight: var(--w-bold); }

/* Variante sobre fondo oscuro (contacto) */
.page-header--dark .page-header__num   { color: #fff; }
.page-header--dark .page-header__rule  { border-color: rgba(255,255,255,0.15); }
.page-header--dark .page-header__tag   { background: #fff; color: var(--color-dark); }
.page-header--dark .page-header__title { color: #fff; }

/* ── Navegación de página interior ─────────────────────────────────────── */

.p-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem var(--gutter);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  background: rgba(242,245,242,0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  z-index: 100;
}

.p-nav__logo svg {
  height: 32px;
  width: auto;
  fill: var(--color-dark);
  display: block;
}

.p-nav__links {
  display: flex;
  gap: clamp(1.5rem, 3vw, 3.5rem);
  align-items: center;
}

.p-nav__link {
  font-size: 0.72rem;
  font-weight: var(--w-medium);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-dark);
  opacity: 0.45;
  transition: opacity 0.2s;
}

.p-nav__link:hover    { opacity: 1; }
.p-nav__link--active  { opacity: 1; }

/* ── Breadcrumb / back link ─────────────────────────────────────────────── */

.p-back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--size-xs);
  font-weight: var(--w-medium);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-mid);
  opacity: 0.55;
  transition: opacity 0.2s, gap 0.2s;
  padding: 1rem var(--gutter);
  display: block;
}

/* ── Responsive nav ─────────────────────────────────────────────────────── */

@media (max-width: 600px) {
  .p-nav__links { gap: 1.2rem; }
  .p-nav__link  { font-size: 0.62rem; letter-spacing: 0.1em; }
}