/* ==========================================================================
   POSITIVE JIU JITSU — Sistema visual v3
   Implementación estricta de DESIGN-SYSTEM.md.
   Dojo contemporáneo premium: tiza / carbón / cemento / madera puntual / rojo 2 %.
   Una familia (Saira variable, eje wdth). Mobile-first. Sin frameworks.
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  /* Color */
  --chalk: #F3F1EC;
  --chalk-2: #EAE7E0;
  --ink: #141414;
  --charcoal: #1B1B1B;
  --ink-soft: #4A4946;
  --ink-muted: #7B7975;
  --cement: #B8B5AE;
  --tatami: #9C9A94;
  --wood: #C8A57A;
  --wood-deep: #A9855C;
  --red: #8A0204;
  --red-hover: #6E0203;
  --line: rgba(20, 20, 20, 0.14);
  --line-strong: rgba(20, 20, 20, 0.32);
  --line-dark: rgba(243, 241, 236, 0.16);
  --on-dark: #F3F1EC;
  --on-dark-soft: rgba(243, 241, 236, 0.78);
  --on-dark-muted: rgba(243, 241, 236, 0.58);

  /* Compatibilidad con marcado existente */
  --accent: var(--red);
  --text: var(--ink);
  --text-soft: var(--ink-soft);
  --text-muted: var(--ink-muted);
  --bg: var(--chalk);
  --bg-alt: var(--chalk-2);
  --surface: var(--chalk-2);
  --border: var(--line);
  --border-strong: var(--line-strong);

  /* Tipografía */
  --font: 'Saira', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-title: var(--font);
  --font-body: var(--font);
  --wdth-display: 125%;
  --wdth-title: 112%;
  --fs-display: clamp(2.75rem, 8vw, 6rem);
  --fs-h1: clamp(2.4rem, 5.5vw, 4.25rem);
  --fs-h2: clamp(2rem, 4.2vw, 3.25rem);
  --fs-h3: clamp(1.15rem, 1.6vw, 1.4rem);
  --fs-lead: clamp(1.15rem, 1.7vw, 1.4rem);
  --fs-body: clamp(1rem, 1.05vw, 1.05rem);
  --fs-small: 0.9rem;
  --fs-label: 0.72rem;
  --measure: 38rem;

  /* Espaciado */
  --s-1: 0.5rem; --s-2: 1rem; --s-3: 1.5rem; --s-4: 2rem;
  --s-6: 3rem; --s-8: 4rem; --s-12: 6rem; --s-16: 8rem;
  --section: clamp(4.5rem, 10vw, 8.5rem);
  --container: 84rem;
  --gutter: clamp(1.25rem, 5vw, 4rem);
  --header-h: 7.25rem;

  /* Forma y movimiento */
  --radius: 2px;
  --ease: cubic-bezier(0.2, 0.6, 0.2, 1);
  --t-fast: 0.4s var(--ease);
  --t-slow: 0.7s var(--ease);
  --transition: var(--t-fast);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 1rem);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  font-weight: 400;
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--ink);
  background: var(--chalk);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; }

h1, h2, h3, h4 {
  font-family: var(--font);
  font-weight: 700;
  font-stretch: var(--wdth-display);
  letter-spacing: -0.015em;
  line-height: 0.98;
  color: inherit;
  text-wrap: balance;
}
h3, h4 { font-stretch: var(--wdth-title); font-weight: 600; letter-spacing: 0; line-height: 1.15; }

::selection { background: var(--ink); color: var(--chalk); }
:focus-visible { outline: 2px solid var(--red); outline-offset: 3px; }

/* ---------- Utilidades ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: var(--section); }
.section--alt { background: var(--chalk-2); }
.section--dark { background: var(--charcoal); color: var(--on-dark); }
.section--tight { padding-block: calc(var(--section) * 0.6); }

.kicker {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: var(--fs-label);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: var(--s-2);
}
.kicker::before { content: ''; width: 1.5rem; height: 2px; background: var(--red); flex-shrink: 0; }
.section--dark .kicker { color: var(--on-dark-muted); }

.section-title { font-size: var(--fs-h2); text-transform: uppercase; margin-bottom: var(--s-3); }
.section-intro, .lead {
  max-width: var(--measure);
  font-size: var(--fs-lead);
  font-weight: 300;
  line-height: 1.45;
  color: var(--ink-soft);
  margin-bottom: var(--s-4);
}
.section--dark .section-intro, .section--dark .lead { color: var(--on-dark-soft); }
.text { max-width: var(--measure); color: var(--ink-soft); }
.text + .text { margin-top: var(--s-2); }
.section--dark .text { color: var(--on-dark-soft); }
.muted { color: var(--ink-muted); font-size: var(--fs-small); }

.label {
  font-size: var(--fs-label);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
.section--dark .label { color: var(--on-dark-muted); }

/* Retícula editorial */
.grid-12 { display: grid; gap: var(--s-4); }
.actions, .hero__actions, .feature__actions { display: flex; flex-direction: column; gap: 0.75rem; }
.feature__actions { margin-top: var(--s-4); }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  min-height: 3.25rem;
  padding: 0 1.75rem;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: background var(--t-fast), color var(--t-fast), border-color var(--t-fast);
  text-align: center;
  white-space: nowrap;
}
.btn--primary { background: var(--ink); color: var(--chalk); border-color: var(--ink); }
.btn--primary:hover { background: var(--red); border-color: var(--red); color: #fff; }
.btn--ghost { border-color: var(--ink); color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: var(--chalk); }
.btn--sm { min-height: 2.75rem; padding: 0 1.25rem; font-size: 0.72rem; }

/* Sobre fondos oscuros */
.section--dark .btn--primary, .on-dark .btn--primary { background: var(--chalk); color: var(--ink); border-color: var(--chalk); }
.section--dark .btn--primary:hover, .on-dark .btn--primary:hover { background: var(--red); border-color: var(--red); color: #fff; }
.section--dark .btn--ghost, .on-dark .btn--ghost { border-color: rgba(243, 241, 236, 0.6); color: var(--chalk); }
.section--dark .btn--ghost:hover, .on-dark .btn--ghost:hover { background: var(--chalk); border-color: var(--chalk); color: var(--ink); }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  padding-bottom: 0.25rem;
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-fast);
}
.link-arrow::after { content: '→'; font-weight: 300; transition: transform var(--t-fast); }
.link-arrow:hover { border-bottom-color: var(--ink); }
.link-arrow:hover::after { transform: translateX(4px); }
.section--dark .link-arrow { color: var(--chalk); }
.section--dark .link-arrow:hover { border-bottom-color: var(--chalk); }

/* ---------- Header ---------- */
.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: var(--chalk);
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  transition: background var(--t-fast), border-color var(--t-fast), color var(--t-fast);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.nav__logo { display: inline-flex; align-items: center; flex-shrink: 0; }
.nav__logo img { height: 6.2rem; width: auto; transition: opacity var(--t-fast); }
.nav__logo-light { display: none; }

/* Transparente sobre el hero, solo en páginas con hero (body.has-hero) */
.has-hero .header:not(.is-scrolled) {
  background: transparent;
  border-bottom-color: transparent;
  color: var(--chalk);
}
.has-hero .header:not(.is-scrolled) .nav__logo-dark { display: none; }
.has-hero .header:not(.is-scrolled) .nav__logo-light { display: block; }
.has-hero .header:not(.is-scrolled) .nav__toggle span { background: var(--chalk); }

.nav__menu {
  /* El header es el bloque contenedor: el panel se ubica debajo y ocupa el resto del viewport */
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  height: calc(100svh - var(--header-h));
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--s-3);
  padding: var(--s-3) var(--gutter) var(--s-4);
  overflow-y: auto;
  background: var(--chalk);
  color: var(--ink);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--t-fast), visibility var(--t-fast);
}
.nav__menu.is-open { opacity: 1; visibility: visible; }

.nav__list { list-style: none; display: flex; flex-direction: column; }
.nav__link {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  font-stretch: var(--wdth-display);
  text-transform: uppercase;
  letter-spacing: -0.01em;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--line);
  transition: color var(--t-fast);
}
.nav__link:hover, .nav__link[aria-current="page"] { color: var(--red); }
.nav__cta { margin-top: var(--s-2); }

.nav__lang { display: flex; gap: 0.75rem; font-size: var(--fs-label); letter-spacing: 0.18em; color: var(--ink-muted); }
.nav__lang a[aria-current="true"] { color: inherit; }

.nav__toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  width: 2.75rem;
  height: 2.75rem;
  margin-right: -0.5rem;
}
.nav__toggle span { width: 1.5rem; height: 1px; background: currentColor; transition: transform var(--t-fast), opacity var(--t-fast); }
.nav__toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle.is-open span:nth-child(2) { opacity: 0; }
.nav__toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.has-hero .header:not(.is-scrolled) .nav__toggle.is-open span { background: var(--ink); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  padding-block: calc(var(--header-h) + var(--s-8)) var(--s-8);
  color: var(--chalk);
  isolation: isolate;
  overflow: hidden;
  background: var(--charcoal);
}
.hero__media, .hero__bg { position: absolute; inset: 0; z-index: -2; overflow: hidden; }
.hero__media img, .hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: contrast(1.04) saturate(0.9);
}
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(20, 18, 16, 0.35) 0%, rgba(20, 18, 16, 0.1) 40%, rgba(20, 18, 16, 0.72) 100%),
    rgba(20, 18, 16, 0.22);
}
.hero__content { position: relative; z-index: 1; }
.hero__eyebrow { color: rgba(243, 241, 236, 0.7); margin-bottom: var(--s-3); }
.hero__eyebrow::before { background: var(--chalk); }
.hero__title {
  font-size: var(--fs-display);
  line-height: 0.92;
  text-transform: uppercase;
  margin-bottom: var(--s-3);
  text-shadow: 0 2px 30px rgba(0, 0, 0, 0.25);
}
.hero__phrase {
  max-width: 30rem;
  font-size: var(--fs-lead);
  font-weight: 300;
  line-height: 1.4;
  color: rgba(243, 241, 236, 0.86);
  margin-bottom: var(--s-4);
}
.hero__scroll {
  position: absolute;
  right: var(--gutter);
  bottom: var(--s-8);
  display: none;
  writing-mode: vertical-rl;
  font-size: var(--fs-label);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(243, 241, 236, 0.6);
}

/* ---------- Datos institucionales (reemplaza la cinta marquee) ---------- */
.facts { border-bottom: 1px solid var(--line); }
.facts__list { list-style: none; display: grid; }
.facts__item {
  padding: var(--s-3) 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 0.25rem;
}
.facts__item strong {
  display: block;
  font-size: 1.35rem;
  font-weight: 600;
  font-stretch: var(--wdth-title);
  letter-spacing: -0.01em;
  line-height: 1.1;
}
.facts__item span { font-size: var(--fs-small); color: var(--ink-muted); }

/* ---------- Composición editorial (texto / imagen asimétricos) ---------- */
.split { display: grid; gap: var(--s-6); align-items: center; }
.split__media { position: relative; overflow: hidden; background: var(--tatami); }
.split__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.04) saturate(0.9);
  transition: transform var(--t-slow);
}
.split__media--wide { aspect-ratio: 16 / 10; }
.split__media--square { aspect-ratio: 1; }
.split__media--portrait { aspect-ratio: 4 / 5; }
.split__media--portrait img { object-position: center top; }
.split__caption {
  margin-top: 0.75rem;
  font-size: var(--fs-label);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

/* .feature (marcado existente en páginas interiores) usa el mismo sistema */
.feature { display: grid; gap: var(--s-6); align-items: center; }
.feature__media { overflow: hidden; background: var(--chalk-2); }
.feature__media img { width: 100%; height: auto; filter: contrast(1.04) saturate(0.9); }
.feature__list { list-style: none; display: grid; margin-top: var(--s-3); border-top: 1px solid var(--line); }
.feature__list li {
  display: flex;
  gap: 1rem;
  align-items: baseline;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
}
.feature__list li::before { content: ''; width: 0.4rem; height: 0.4rem; flex-shrink: 0; background: var(--red); transform: translateY(-1px); }
.feature__list strong { font-weight: 600; color: var(--ink); }

/* ---------- Principios (metodología) ---------- */
.principles { list-style: none; display: grid; border-top: 1px solid var(--line); }
.principle {
  display: grid;
  gap: 0.75rem;
  padding: var(--s-4) 0;
  border-bottom: 1px solid var(--line);
}
.principle__num { font-size: var(--fs-label); letter-spacing: 0.18em; color: var(--ink-muted); }
.principle h3 { font-size: var(--fs-h3); text-transform: uppercase; }
.principle p { color: var(--ink-soft); max-width: 30rem; }
.kanji {
  font-family: 'Noto Sans JP', 'Hiragino Sans', 'Yu Gothic', 'Meiryo', sans-serif;
  font-size: 2.6rem;
  font-weight: 300;
  line-height: 1;
  color: var(--cement);
}
.kanji small { display: block; font-family: var(--font); font-size: var(--fs-label); letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-muted); margin-top: 0.5rem; }

/* ---------- Piezas (clases, programas) ---------- */
.grid { display: grid; gap: var(--s-4); }
.card {
  display: grid;
  align-content: start;
  gap: 0;
  background: transparent;
  border-top: 1px solid var(--line);
  padding-top: var(--s-3);
  transition: border-color var(--t-fast);
}
.card:hover { border-top-color: var(--ink); }
.card__media { aspect-ratio: 4 / 5; overflow: hidden; background: var(--tatami); }
.card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: contrast(1.04) saturate(0.9);
  transition: transform var(--t-slow);
}
.card:hover .card__media img { transform: scale(1.03); }
.card__body { padding: var(--s-3) 0 0; display: grid; gap: 0.6rem; }
.card__title { font-size: var(--fs-h3); text-transform: uppercase; }
.card__text { color: var(--ink-soft); font-size: var(--fs-small); line-height: 1.65; }
.card__link { margin-top: 0.5rem; }
.card__meta { font-size: var(--fs-label); letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-muted); }

/* ---------- Bloque oscuro con listones (instalaciones / CTA) ---------- */
.slats {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 0.9rem; /* en móvil ocupa solo el margen; ancho completo en escritorio */
  background: repeating-linear-gradient(90deg,
    var(--wood) 0, var(--wood) 6px,
    transparent 6px, transparent 14px);
  opacity: 0.7;
  pointer-events: none;
}
.dark-media { position: relative; overflow: hidden; background: var(--charcoal); aspect-ratio: 4 / 3; }
.dark-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.05) saturate(0.85) brightness(0.92);
}
.dark-media::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(27, 27, 27, 0.55) 100%); }

.spec-list { list-style: none; display: grid; border-top: 1px solid var(--line-dark); }
.spec-list li {
  display: grid;
  gap: 0.2rem;
  padding: var(--s-2) 0;
  border-bottom: 1px solid var(--line-dark);
}
.spec-list strong { font-weight: 600; font-stretch: var(--wdth-title); text-transform: uppercase; font-size: 0.95rem; letter-spacing: 0.02em; }
.spec-list span { color: var(--on-dark-muted); font-size: var(--fs-small); }

/* ---------- Horarios ---------- */
.schedule-table, .schedule { display: grid; border-top: 1px solid var(--line); }
.schedule-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.25rem 1.5rem;
  align-items: baseline;
  padding: var(--s-3) 0;
  border-bottom: 1px solid var(--line);
}
.schedule-row__days {
  font-weight: 600;
  font-stretch: var(--wdth-title);
  text-transform: uppercase;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
}
.schedule-row__time {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  font-stretch: var(--wdth-title);
  letter-spacing: -0.01em;
  line-height: 1;
  grid-row: span 2;
  align-self: center;
}
.schedule-row__type { grid-column: 1; font-size: var(--fs-small); color: var(--ink-muted); }
.section--dark .schedule-row, .section--dark .schedule-table, .section--dark .schedule { border-color: var(--line-dark); }
.section--dark .schedule-row__type { color: var(--on-dark-muted); }

/* ---------- Contacto / CTA final ---------- */
.cta-block { position: relative; overflow: hidden; }
.cta-block .slats { left: 0; }
.cta-block__title { font-size: var(--fs-h1); text-transform: uppercase; margin-bottom: var(--s-3); }
.cta-block__grid { display: grid; gap: var(--s-6); align-items: end; }

.contact-panel {
  display: grid;
  gap: var(--s-6);
  padding-top: var(--s-4);
  border-top: 1px solid var(--line);
}
.contact-panel__info { display: grid; gap: 0; border-top: 1px solid var(--line); }
.contact-item { display: flex; gap: 1rem; align-items: flex-start; padding: var(--s-2) 0; border-bottom: 1px solid var(--line); }
.contact-item svg { width: 1.1rem; height: 1.1rem; flex-shrink: 0; color: var(--ink-muted); margin-top: 0.35rem; }
.contact-item strong { display: block; font-weight: 600; }
.contact-item span { color: var(--ink-muted); font-size: var(--fs-small); }
.section--dark .contact-panel, .section--dark .contact-panel__info, .section--dark .contact-item { border-color: var(--line-dark); }
.section--dark .contact-item svg, .section--dark .contact-item span { color: var(--on-dark-muted); }
.section--dark .contact-item a:hover { color: var(--chalk); text-decoration: underline; }

/* ---------- Profesores ---------- */
.prof-grid { display: grid; gap: var(--s-4); }
.prof { border-top: 1px solid var(--line); padding-top: var(--s-3); transition: border-color var(--t-fast); }
.prof:hover { border-top-color: var(--ink); }
.prof__media { aspect-ratio: 4 / 5; overflow: hidden; background: var(--tatami); }
.prof__media img { width: 100%; height: 100%; object-fit: cover; object-position: center top; filter: contrast(1.04) saturate(0.9); transition: transform var(--t-slow); }
.prof:hover .prof__media img { transform: scale(1.03); }
.prof__body { padding-top: var(--s-3); display: grid; gap: 0.35rem; }
.prof__name { font-size: var(--fs-h3); text-transform: uppercase; }
.prof__rank { font-size: var(--fs-label); letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-muted); }
.prof__summary { font-size: var(--fs-small); color: var(--ink-soft); margin-top: 0.4rem; }

/* ---------- Timeline ---------- */
.timeline { display: grid; border-top: 1px solid var(--line); }
.timeline__item {
  display: grid;
  gap: 0.35rem 2rem;
  padding: var(--s-3) 0;
  border-bottom: 1px solid var(--line);
}
.timeline__year {
  font-size: 1.6rem;
  font-weight: 600;
  font-stretch: var(--wdth-title);
  line-height: 1;
  letter-spacing: -0.01em;
}
.timeline__item h3 { font-size: 1rem; text-transform: uppercase; }
.timeline__item p { color: var(--ink-soft); max-width: var(--measure); font-size: var(--fs-small); }

/* ---------- FAQ ---------- */
.faq-group { display: grid; border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  padding: 1.25rem 0;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-stretch: var(--wdth-title);
  font-size: 1rem;
  transition: color var(--t-fast);
}
.faq-item summary:hover { color: var(--red); }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; font-size: 1.5rem; font-weight: 300; line-height: 1; transition: transform var(--t-fast); flex-shrink: 0; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item__body { padding: 0 0 1.5rem; color: var(--ink-soft); font-size: var(--fs-small); display: grid; gap: 0.75rem; max-width: var(--measure); }
.faq-item__body ul { display: grid; gap: 0.3rem; list-style-position: inside; }
.faq-item__body strong { color: var(--ink); font-weight: 600; }

/* ---------- Filiales (deliberadamente discreto, siempre al final) ---------- */
.branches { padding-block: var(--s-8); border-top: 1px solid var(--line); }
.branches__title { font-size: var(--fs-label); font-stretch: 100%; font-weight: 500; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-muted); margin-bottom: 0.5rem; }
.branches__note { font-size: var(--fs-small); color: var(--ink-muted); max-width: var(--measure); margin-bottom: var(--s-3); }
.branches__list { list-style: none; display: grid; border-top: 1px solid var(--line); }
.branches__list li {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
  align-items: baseline;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--line);
  font-size: var(--fs-small);
  color: var(--ink-muted);
}
.branches__list strong { color: var(--ink-soft); font-weight: 600; }
.branches__list a { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- Encabezado de páginas interiores ---------- */
.page-header {
  padding: calc(var(--header-h) + var(--s-8)) 0 var(--s-6);
  border-bottom: 1px solid var(--line);
}
.breadcrumb { display: flex; gap: 0.6rem; font-size: var(--fs-label); letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-muted); margin-bottom: var(--s-3); }
.breadcrumb a:hover { color: var(--red); }
.page-title { font-size: var(--fs-h1); text-transform: uppercase; }

/* ---------- Prosa (páginas legales) ---------- */
.prose { max-width: 44rem; display: grid; gap: 1rem; color: var(--ink-soft); }
.prose h2 { font-size: 1.25rem; text-transform: uppercase; margin-top: var(--s-3); color: var(--ink); }
.prose h3 { font-size: 1rem; margin-top: 0.5rem; color: var(--ink); }
.prose ul { display: grid; gap: 0.35rem; list-style-position: inside; }
.prose a { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- Footer ---------- */
.footer {
  background: var(--charcoal);
  color: var(--on-dark-muted);
  padding: var(--s-12) 0 var(--s-4);
  font-size: var(--fs-small);
}
.footer__grid { display: grid; gap: var(--s-6); }
.footer__logo { display: inline-block; margin-bottom: var(--s-3); }
.footer__logo img { height: 10rem; width: auto; }
.footer__brand p { max-width: 22rem; }
.footer h4 { font-size: var(--fs-label); font-stretch: 100%; font-weight: 500; letter-spacing: 0.18em; text-transform: uppercase; color: var(--on-dark); margin-bottom: var(--s-2); }
.footer p + p { margin-top: 0.6rem; }
.footer strong { color: var(--on-dark); font-weight: 600; }
.footer a { transition: color var(--t-fast); }
.footer a:hover { color: var(--on-dark); }
.footer ul { list-style: none; display: grid; gap: 0.5rem; }
.footer__social { display: flex; gap: 0.5rem; margin-top: var(--s-3); }
.footer__social a {
  display: inline-flex; align-items: center; justify-content: center;
  width: 2.5rem; height: 2.5rem;
  border: 1px solid var(--line-dark);
  transition: border-color var(--t-fast), color var(--t-fast);
}
.footer__social a:hover { border-color: var(--on-dark); color: var(--on-dark); }
.footer__social svg { width: 1rem; height: 1rem; }
.footer__bottom {
  margin-top: var(--s-8);
  padding-top: var(--s-3);
  border-top: 1px solid var(--line-dark);
  font-size: 0.78rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 2rem;
  justify-content: space-between;
}

/* ---------- WhatsApp flotante ---------- */
.wa-float {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  z-index: 90;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 50%;
  background: var(--ink);
  color: var(--chalk);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  transition: background var(--t-fast), transform var(--t-fast);
}
.wa-float:hover { background: var(--red); transform: translateY(-2px); }
.wa-float svg { width: 1.5rem; height: 1.5rem; }

/* ---------- 404 ---------- */
.error-hero {
  min-height: 70svh;
  display: grid;
  place-content: center;
  text-align: center;
  padding: calc(var(--header-h) + 2rem) var(--gutter) 3rem;
}
.error-hero__code { font-size: clamp(6rem, 25vw, 12rem); font-weight: 700; font-stretch: var(--wdth-display); line-height: 1; letter-spacing: -0.03em; color: var(--cement); }

/* ---------- Animaciones ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  transition-delay: var(--reveal-delay, 0s);
}
[data-reveal].is-visible { opacity: 1; transform: none; }
[data-parallax] { will-change: transform; transform: scale(1.08); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  [data-parallax] { transform: none !important; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

/* ==========================================================================
   Tablet
   ========================================================================== */
@media (min-width: 48rem) {
  .actions, .hero__actions, .feature__actions { flex-direction: row; flex-wrap: wrap; }
  .grid--2 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .prof-grid { grid-template-columns: repeat(3, 1fr); }
  .feature { grid-template-columns: 5fr 6fr; gap: var(--s-8); }
  .feature--reverse > .feature__media { order: 2; }
  .facts__list { grid-template-columns: repeat(2, 1fr); gap: 0 var(--s-4); }
  .contact-panel { grid-template-columns: 1.2fr 1fr; align-items: start; }
  .schedule-row { grid-template-columns: 1fr auto 1fr; align-items: center; }
  .schedule-row__type { grid-column: auto; text-align: right; }
  .schedule-row__time { grid-row: auto; text-align: right; }
  .timeline__item { grid-template-columns: 6rem 1fr; }
  .timeline__item h3 { grid-column: 2; }
  .timeline__item p { grid-column: 2; }
  .timeline__year { grid-row: span 2; }
  .principles { grid-template-columns: repeat(3, 1fr); gap: 0 var(--s-6); }
  .principle { border-bottom: none; }
  .footer__grid { grid-template-columns: 1.5fr 1fr 1fr 1fr; }
  .cta-block__grid { grid-template-columns: 1.2fr 1fr; }
}

/* ==========================================================================
   Escritorio
   ========================================================================== */
@media (min-width: 64rem) {
  :root { --header-h: 10rem; }
  .nav__logo img { height: 8.5rem; }
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(4, 1fr); }
  .grid-12 { grid-template-columns: repeat(12, 1fr); }
  .facts__list { grid-template-columns: repeat(4, 1fr); }
  .facts__item { border-top: none; border-left: 1px solid var(--line); padding-left: var(--s-3); }
  .facts__item:first-child { border-left: none; padding-left: 0; }
  .hero__scroll { display: block; }

  /* Composición asimétrica: texto 5 col, imagen 6 col, 1 col de aire */
  .split { grid-template-columns: repeat(12, 1fr); gap: var(--s-4); }
  .split__body { grid-column: 1 / span 5; }
  .split__media { grid-column: 7 / span 6; }
  .split--reverse .split__media { grid-column: 1 / span 6; grid-row: 1; }
  .split--reverse .split__body { grid-column: 8 / span 5; }
  .split--offset .split__media { grid-column: 7 / span 5; }
  .split--reverse.split--offset .split__media { grid-column: 2 / span 5; }
  .split--top { align-items: start; }

  /* Nav */
  .nav__toggle { display: none; }
  .nav__menu {
    position: static;
    height: auto;
    overflow: visible;
    z-index: auto;
    flex-direction: row;
    align-items: center;
    gap: var(--s-4);
    padding: 0;
    background: none;
    color: inherit;
    opacity: 1;
    visibility: visible;
  }
  .nav__list { flex-direction: row; gap: 2rem; }
  .nav__link {
    position: relative;
    font-size: 0.74rem;
    font-weight: 500;
    font-stretch: 100%;
    letter-spacing: 0.18em;
    border-bottom: none;
    padding: 0.4rem 0;
  }
  .nav__link:hover, .nav__link[aria-current="page"] { color: inherit; }
  .nav__link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1px;
    background: var(--red);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--t-fast);
  }
  .nav__link:hover::after, .nav__link[aria-current="page"]::after { transform: scaleX(1); }
  .nav__cta { margin-top: 0; }
  .has-hero .header:not(.is-scrolled) .btn--primary { background: var(--chalk); color: var(--ink); border-color: var(--chalk); }
  .has-hero .header:not(.is-scrolled) .btn--primary:hover { background: var(--red); border-color: var(--red); color: #fff; }
  .has-hero .header:not(.is-scrolled) .nav__link::after { background: var(--chalk); }
}

@media (min-width: 90rem) {
  .hero { padding-bottom: var(--s-12); }
}

/* ---------- Columnas editoriales y listones ---------- */
.has-slats { position: relative; }
.slats { left: 0; }
.slats--right { left: auto; right: 0; }
@media (min-width: 64rem) {
  .col-4 { grid-column: 1 / span 4; }
  .col-6 { grid-column: 1 / span 6; }
  .col-7-offset { grid-column: 6 / span 7; }
  .slats { width: 3.5rem; opacity: 0.85; }
}
.grid--2 .card__media { aspect-ratio: 16 / 10; }

/* Staff: 4 columnas en escritorio; placeholder cuando falta la foto */
@media (min-width: 64rem) { .prof-grid { grid-template-columns: repeat(4, 1fr); gap: var(--s-3); } }
.prof__media--empty {
  background: var(--chalk-2) url('/assets/images/Logo-Positive-Dark-trim.png') center / 34% auto no-repeat;
  opacity: 0.55;
}
@media (min-width: 64rem) { .prof-grid { grid-template-columns: repeat(3, 1fr); gap: var(--s-4); } }
.prof__num { font-size: var(--fs-label); letter-spacing: 0.18em; color: var(--ink-muted); }

/* Ajustes 2026-08-26: radio en todas las imágenes (salvo hero), hero con velo negro, bloque oscuro 3:2 */
:root { --radius-img: 10px; }
.split__media, .feature__media, .card__media, .prof__media, .dark-media, .prof__media--empty { border-radius: var(--radius-img); }
.dark-media { aspect-ratio: 3 / 2; }
.dark-media::after { border-radius: inherit; }
.hero::after {
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.45) 0%, rgba(0, 0, 0, 0.25) 40%, rgba(0, 0, 0, 0.8) 100%),
    rgba(0, 0, 0, 0.35);
}