/* ==========================================================
   CONSULTMIN — hoja de estilos · V2
   Identidad aprobada: azul #0B2340, oro #D4A23A,
   azul grisáceo #4A6075, gris neutro #E6E7E9, Montserrat.
   ========================================================== */

:root {
  /* Paleta corporativa (sin cambios) */
  --navy: #0B2340;
  --navy-2: #12325A;
  --navy-deep: #07182D;
  --gold: #D4A23A;
  --gold-hover: #E2B655;
  --gold-ink: #8A6414;          /* oro oscurecido: texto e íconos sobre fondo claro (AA) */
  --slate: #4A6075;
  --neutral: #E6E7E9;
  --paper: #F5F6F7;
  --white: #FFFFFF;

  /* Variaciones tonales auxiliares (derivadas de la paleta, para contraste) */
  --on-dark: rgba(255,255,255,.84);
  --on-dark-soft: rgba(255,255,255,.66);
  --line-dark: rgba(255,255,255,.14);
  --line-light: #DCDFE3;

  --font: "Montserrat", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;

  /* Escala tipográfica fluida */
  --step--2: clamp(0.75rem, 0.73rem + 0.08vw, 0.8125rem);
  --step--1: clamp(0.875rem, 0.85rem + 0.1vw, 0.9375rem);
  --step-0: clamp(1rem, 0.97rem + 0.15vw, 1.0625rem);
  --step-1: clamp(1.125rem, 1.07rem + 0.28vw, 1.3rem);
  --step-2: clamp(1.35rem, 1.2rem + 0.7vw, 1.75rem);
  --step-3: clamp(1.75rem, 1.42rem + 1.5vw, 2.6rem);
  --step-4: clamp(2.15rem, 1.6rem + 2.4vw, 3.6rem);

  /* Espaciado */
  --space-1: .5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: clamp(3rem, 6vw, 4.5rem);

  --wrap: 1200px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --section: clamp(4.5rem, 9vw, 8rem);
  --radius: 6px;
  --radius-lg: 10px;
  --header-h: 80px;
  --ease: cubic-bezier(.2,.6,.2,1);
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: var(--step-0);
  line-height: 1.65;
  color: var(--navy);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg, picture { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; border-radius: 2px; }
.wrap { width: min(100% - 2 * var(--gutter), var(--wrap)); margin-inline: auto; }
.skip {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--gold); color: var(--navy); padding: .75rem 1rem; font-weight: 700;
}
.skip:focus { left: 1rem; top: 1rem; }

h1, h2, h3 { margin: 0; line-height: 1.12; letter-spacing: -0.02em; text-wrap: balance; }
h2 { font-size: var(--step-3); font-weight: 700; max-width: 20ch; }
h3 { font-size: var(--step-1); font-weight: 700; letter-spacing: -0.01em; }
p { margin: 0; max-width: 62ch; text-wrap: pretty; }
.lead { font-size: var(--step-1); line-height: 1.6; color: var(--slate); }

/* Antetítulo: línea dorada + etiqueta */
.eyebrow {
  display: flex; align-items: center; gap: .75rem;
  margin-bottom: 1.1rem;
  font-size: var(--step--2); font-weight: 700; letter-spacing: .16em; text-transform: uppercase;
  color: var(--gold-ink);
}
.eyebrow::before { content: ""; width: 28px; height: 2px; background: var(--gold); flex: none; }
.eyebrow--light { color: var(--gold); }

/* ---------- Botones y enlaces ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  min-height: 52px; padding: .8rem 1.5rem;
  border-radius: var(--radius); border: 1.5px solid transparent;
  font-family: inherit; font-weight: 700; font-size: var(--step-0); line-height: 1.2;
  text-decoration: none; cursor: pointer;
  transition: background-color .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease), box-shadow .25s var(--ease);
}
.btn svg { width: 20px; height: 20px; flex: none; }
.btn--gold { background: var(--gold); color: var(--navy); }
.btn--gold:hover { background: var(--gold-hover); transform: translateY(-1px); box-shadow: 0 10px 22px -10px rgba(212,162,58,.7); }
.btn--ghost { border-color: rgba(255,255,255,.4); color: var(--white); }
.btn--ghost:hover { border-color: var(--white); background: rgba(255,255,255,.06); }
.btn--ghost .arrow { width: 18px; height: 18px; transition: transform .25s var(--ease); }
.btn--ghost:hover .arrow { transform: translateY(2px); }
.btn--sm { min-height: 44px; padding: .55rem 1.1rem; font-size: .9375rem; }

.cta-link {
  display: inline-flex; align-items: center; gap: .5rem;
  font-weight: 700; color: var(--navy); text-decoration: none;
  padding-bottom: .2rem; border-bottom: 2px solid var(--gold);
  transition: gap .25s var(--ease), border-color .25s var(--ease);
}
.cta-link svg { width: 18px; height: 18px; color: var(--gold-ink); }
.cta-link:hover { gap: .8rem; border-color: var(--navy); }

.link {
  font-weight: 700; color: var(--navy);
  text-decoration: underline; text-decoration-color: var(--gold);
  text-decoration-thickness: 2px; text-underline-offset: 5px;
}
.link:hover { text-decoration-color: var(--navy); }

/* ---------- Encabezado ---------- */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  color: var(--white);
  background: rgba(11,35,64,0);
  border-bottom: 1px solid transparent;
  transition: background-color .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.header.is-scrolled {
  background: var(--navy);
  border-color: var(--line-dark);
  box-shadow: 0 12px 30px -18px rgba(7,24,45,.8);
}
.header__bar { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; height: var(--header-h); transition: height .3s var(--ease); }
.header.is-scrolled .header__bar { height: 68px; }
.brand { display: block; flex: none; }
.brand img { height: 34px; width: auto; transition: height .3s var(--ease); }
.header.is-scrolled .brand img { height: 30px; }
.nav { display: flex; align-items: center; gap: 2.25rem; }
.nav__list { display: flex; gap: 1.75rem; list-style: none; margin: 0; padding: 0; }
.nav__list a {
  position: relative; display: block; padding: .5rem 0;
  text-decoration: none; font-weight: 600; font-size: .9375rem; color: var(--on-dark);
  transition: color .2s ease;
}
.nav__list a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: .15rem; height: 2px;
  background: var(--gold); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease);
}
.nav__list a:hover, .nav__list a[aria-current] { color: var(--white); }
.nav__list a:hover::after, .nav__list a[aria-current]::after { transform: scaleX(1); }
.menu-toggle { display: none; }

/* ---------- Portada ---------- */
.hero {
  position: relative; background: var(--navy); color: var(--white);
  overflow: hidden; isolation: isolate;
  padding-top: var(--header-h);
}
.topo { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: -1; }
.topo path { fill: none; stroke: rgba(212,162,58,.2); stroke-width: 1.1; vector-effect: non-scaling-stroke; }
.topo .t2 path { stroke: rgba(255,255,255,.06); }
.hero__grid { position: static; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); min-height: min(calc(92vh - var(--header-h) - 76px), 720px); }
.hero__text { position: relative; align-self: center; padding: clamp(3.5rem, 7vw, 5.5rem) clamp(1rem, 4vw, 3.5rem) clamp(3.5rem, 7vw, 5.5rem) 0; }
.hero h1 { font-size: var(--step-4); font-weight: 800; letter-spacing: -0.03em; line-height: 1.06; max-width: 17ch; }
.hero__sub { margin-top: 1.6rem; font-size: var(--step-1); line-height: 1.6; color: var(--on-dark); max-width: 46ch; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2.4rem; }
.hero__note { display: flex; align-items: center; gap: .6rem; margin-top: 2rem; font-size: var(--step--1); color: var(--on-dark-soft); }
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--gold); flex: none; }

/* La fotografía ocupa la mitad derecha y llega al borde de la pantalla */
.hero__media { position: absolute; top: 0; bottom: 0; right: 0; width: 46vw; }
.hero__media picture { position: absolute; inset: 0; }
.hero__media img { width: 100%; height: 100%; object-fit: cover; object-position: 66% 60%; }
.hero__media::before {
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background:
    linear-gradient(90deg, var(--navy) 0%, rgba(11,35,64,.6) 12%, rgba(11,35,64,0) 32%),
    linear-gradient(0deg, rgba(7,24,45,.55) 0%, rgba(7,24,45,0) 26%);
}

/* Índice de servicios al pie de la portada */
.hero__index { position: relative; z-index: 2; border-top: 1px solid var(--line-dark); background: rgba(7,24,45,.72); }
.index { list-style: none; margin-block: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.index li + li { border-left: 1px solid var(--line-dark); }
.index a {
  display: flex; align-items: baseline; gap: .7rem; height: 76px; align-items: center;
  padding: 0 1.25rem; text-decoration: none;
  font-size: var(--step--1); font-weight: 600; color: var(--on-dark);
  transition: color .2s ease, background-color .2s ease;
}
.index li:first-child a { padding-left: 0; }
.index a span { font-size: var(--step--2); font-weight: 700; color: var(--gold); letter-spacing: .08em; }
.index a:hover { color: var(--white); }

/* ---------- Secciones ---------- */
.section { padding-block: var(--section); }
.section--paper { background: var(--paper); }
.head {
  display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  gap: 1.5rem clamp(2rem, 6vw, 5rem); align-items: end;
  margin-bottom: clamp(2.75rem, 5vw, 4.25rem);
}
.head .lead { padding-bottom: .35rem; }

/* ---------- Nosotros ---------- */
.about { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(2.5rem, 7vw, 6.5rem); align-items: center; }
.founder { margin: 0; display: grid; gap: 1rem; max-width: 460px; }
.founder__frame { position: relative; }
.founder__frame::before {
  content: ""; position: absolute; inset: 1.1rem -1.1rem -1.1rem 1.1rem; z-index: -1;
  border: 1.5px solid var(--gold); border-radius: var(--radius);
}
.founder__frame picture { position: relative; border-radius: var(--radius); overflow: hidden; background: var(--paper); }
.founder img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; object-position: 50% 30%; }
.founder figcaption { margin-top: 1.3rem; font-size: var(--step--1); color: var(--slate); }
.about { position: relative; isolation: isolate; }
.about__text { display: grid; gap: 1.25rem; }
.about__text h2 { margin-bottom: .35rem; }
.profile { margin: .9rem 0 0; display: grid; border-top: 1px solid var(--line-light); }
.profile > div { display: grid; grid-template-columns: 9rem minmax(0, 1fr); gap: 1rem; padding: .95rem 0; border-bottom: 1px solid var(--line-light); }
.profile dt { font-size: var(--step--2); font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--gold-ink); padding-top: .2rem; }
.profile dd { margin: 0; font-weight: 600; }

/* ---------- Servicios ---------- */
.services { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; }
.service {
  position: relative; display: flex; flex-direction: column; gap: .85rem;
  padding: clamp(1.75rem, 3vw, 2.5rem);
  background: var(--white); border: 1px solid var(--line-light); border-radius: var(--radius-lg);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.service::before {
  content: ""; position: absolute; left: -1px; right: -1px; top: -1px; height: 3px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  background: var(--gold); transform: scaleX(0); transform-origin: left; transition: transform .45s var(--ease);
}
.service:hover { transform: translateY(-3px); box-shadow: 0 22px 40px -28px rgba(11,35,64,.45); border-color: #CFD4DA; }
.service:hover::before, .service:focus-within::before { transform: scaleX(1); }
.service__top { display: flex; align-items: center; justify-content: space-between; margin-bottom: .6rem; }
.service__num { font-size: var(--step--1); font-weight: 700; color: var(--gold-ink); letter-spacing: .12em; line-height: 1; }
.service__icon { width: 40px; height: 40px; padding: 8px; color: var(--gold-ink); background: #FBF5E8; border-radius: 8px; }
.service h3 { font-size: var(--step-2); }
.service p { color: var(--slate); }
.service__label { margin-top: .4rem; font-size: var(--step--2); font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--navy); }
.ticks { margin: 0; padding: 0; list-style: none; display: grid; gap: .45rem; font-size: var(--step--1); }
.ticks li { position: relative; padding-left: 1.55rem; }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: .42em; width: .9rem; height: .5rem;
  border-left: 2px solid var(--gold); border-bottom: 2px solid var(--gold); transform: rotate(-45deg) scale(.85);
}
.service .cta-link { align-self: flex-start; margin-top: auto; padding-top: 1rem; }
.service .cta-link { margin-top: auto; }
.service > ul + .cta-link { margin-top: auto; }
.service .ticks { margin-bottom: 1.25rem; }

/* ---------- Minería ---------- */
.mining { position: relative; background: var(--navy); color: var(--white); overflow: hidden; isolation: isolate; }
.mining .lead { color: var(--on-dark); }
.mining__top { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(2.5rem, 6vw, 5rem); align-items: end; }
.who { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--line-dark); border: 1px solid var(--line-dark); border-radius: var(--radius-lg); overflow: hidden; }
.who li { display: grid; align-content: start; gap: .35rem; padding: 1.5rem 1.4rem; background: var(--navy); transition: background-color .3s var(--ease); }
.who li:hover { background: var(--navy-2); }
.who__n { font-size: var(--step--2); font-weight: 700; color: var(--gold); letter-spacing: .1em; }
.who b { font-size: var(--step-0); line-height: 1.3; }
.who li > span:last-child { font-size: var(--step--1); color: var(--on-dark-soft); }
.mining__intro, .expo__info { display: grid; gap: 1.2rem; align-content: end; }
.mining__intro .eyebrow { margin-bottom: 0; }
.mining__band { margin-top: clamp(3rem, 6vw, 4.5rem); border-radius: var(--radius-lg); overflow: hidden; }
/* El original trae un filo claro en el borde derecho: se recorta con una escala mínima, sin editar el archivo */
.mining__band img { width: 100%; aspect-ratio: 21 / 8; object-fit: cover; object-position: 50% 55%; transform: scale(1.012); }
.pains { margin-top: clamp(2.5rem, 5vw, 3.75rem); display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 2rem clamp(2.5rem, 6vw, 5rem); }
.pains__head { display: grid; gap: 1.5rem; align-content: start; justify-items: start; }
.pains__head h3 { font-size: var(--step-2); max-width: 16ch; }
.pains__list { margin: 0; padding: 0; list-style: none; counter-reset: pain; display: grid; }
.pains__list li {
  counter-increment: pain; position: relative;
  display: grid; grid-template-columns: 2.6rem minmax(0, 1fr); gap: .5rem;
  padding: 1rem 0; border-bottom: 1px solid var(--line-dark); color: var(--on-dark);
}
.pains__list li:first-child { border-top: 1px solid var(--line-dark); }
.pains__list li::before { content: counter(pain, decimal-leading-zero); font-size: var(--step--2); font-weight: 700; color: var(--gold); letter-spacing: .08em; padding-top: .3rem; }

/* ---------- Tecnología ---------- */
.caps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); border-top: 1px solid var(--line-light); }
.caps li { display: grid; align-content: start; gap: .45rem; padding: 1.6rem 1.4rem 1.6rem 0; position: relative; }
.caps li + li { padding-left: 1.4rem; border-left: 1px solid var(--line-light); }
.caps li::before { content: ""; position: absolute; top: -1px; left: 0; width: 0; height: 2px; background: var(--gold); transition: width .45s var(--ease); }
.caps li + li::before { left: -1px; }
.caps li:hover::before { width: 100%; }
.caps__n { font-size: var(--step--2); font-weight: 700; color: var(--gold-ink); letter-spacing: .1em; }
.caps b { font-size: var(--step-0); line-height: 1.3; }
.caps li > span:last-child { font-size: var(--step--1); color: var(--slate); }

/* Caso de proyecto: OROVAL */
.case {
  margin-top: clamp(3.5rem, 7vw, 5.5rem);
  display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(2rem, 5vw, 4rem); align-items: center;
  padding: clamp(1.75rem, 4.5vw, 3.75rem);
  background: var(--navy); color: var(--white); border-radius: var(--radius-lg);
  position: relative; overflow: hidden; isolation: isolate;
}
.case::after { content: ""; position: absolute; right: -120px; top: -120px; width: 360px; height: 360px; border-radius: 50%; border: 1px solid rgba(212,162,58,.18); z-index: -1; box-shadow: 0 0 0 60px rgba(212,162,58,.03), 0 0 0 120px rgba(212,162,58,.02); }
.case h3 { font-size: var(--step-3); letter-spacing: -0.02em; }
.case__lead { margin-top: .7rem; color: var(--on-dark); }
.case__facts { margin: 1.75rem 0 0; display: grid; }
.case__facts > div { padding: .95rem 0; border-top: 1px solid var(--line-dark); display: grid; gap: .25rem; }
.case__facts dt { font-size: var(--step--2); font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--gold); }
.case__facts dd { margin: 0; font-size: var(--step--1); color: var(--on-dark); line-height: 1.6; }
.case__figure { margin: 0; display: grid; gap: .85rem; }
.case .caption { color: var(--on-dark-soft); }

/* Imágenes ampliables */
.zoom { position: relative; display: block; border-radius: var(--radius); overflow: hidden; cursor: zoom-in; }
.zoom picture { background: var(--navy-deep); }
.zoom img { width: 100%; transition: transform .6s var(--ease); }
.zoom:hover img { transform: scale(1.015); }
.zoom__hint {
  position: absolute; right: .85rem; top: .85rem;
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .5rem .8rem; border-radius: 999px;
  background: rgba(7,24,45,.82); color: var(--white);
  font-size: var(--step--2); font-weight: 600; letter-spacing: .02em;
  transition: background-color .2s ease;
}
.zoom__hint svg { width: 16px; height: 16px; }
.zoom:hover .zoom__hint, .zoom:focus-visible .zoom__hint { background: var(--gold); color: var(--navy); }
.caption { font-size: var(--step--1); color: var(--slate); max-width: none; line-height: 1.55; }

/* ---------- Expo ---------- */
.expo { background: var(--navy-deep); color: var(--white); }
.expo .lead { color: var(--on-dark); }
.expo__head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 1.75rem clamp(2rem, 6vw, 5rem); align-items: end; margin-bottom: clamp(2.5rem, 5vw, 3.5rem); }
.meta { margin: .4rem 0 0; display: grid; grid-template-columns: auto auto minmax(0, 1fr); gap: .5rem 2.25rem; }
.meta > div { display: grid; gap: .15rem; }
.meta dt { font-size: var(--step--2); font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--gold); }
.meta dd { margin: 0; font-size: var(--step--1); color: var(--on-dark); }
.expo__figure { margin: 0; display: grid; gap: 1.1rem; }
.expo__figure .zoom { box-shadow: 0 0 0 1px var(--line-dark), 0 40px 80px -40px rgba(0,0,0,.7); }
.expo__figure img { aspect-ratio: 1672 / 941; object-fit: cover; }
.expo .caption { color: var(--on-dark-soft); max-width: 88ch; padding-left: 1rem; border-left: 2px solid var(--gold); }
.expo .caption a { color: var(--white); }

/* ---------- Proceso ---------- */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.25rem; position: relative; }
.steps::before { content: ""; position: absolute; left: 28px; right: calc(25% - 28px); top: 27px; height: 1px; background: #CDD2D8; }
.step { position: relative; display: grid; gap: .7rem; align-content: start; padding-right: 1rem; }
.step__n {
  position: relative; z-index: 1; display: grid; place-items: center;
  width: 56px; height: 56px; margin-bottom: .9rem; border-radius: 50%;
  background: var(--white); border: 1.5px solid var(--navy); color: var(--navy);
  font-weight: 800; font-size: 1rem; letter-spacing: .02em;
  transition: background-color .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}
.step:hover .step__n { background: var(--navy); color: var(--gold); }
.step h3 { font-size: var(--step-1); }
.step p { color: var(--slate); font-size: var(--step--1); max-width: 30ch; }

/* ---------- Contacto ---------- */
.contact { position: relative; background: var(--navy); color: var(--white); overflow: hidden; isolation: isolate; }
.contact__grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: clamp(2.5rem, 6vw, 5rem); align-items: center; }
.contact h2 { font-size: var(--step-4); max-width: 14ch; letter-spacing: -0.03em; }
.contact .lead { margin-top: 1.4rem; color: var(--on-dark); }
.channels { display: grid; gap: .9rem; }
.channel {
  display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 1.1rem;
  padding: 1.25rem 1.4rem;
  border: 1px solid rgba(255,255,255,.2); border-radius: var(--radius-lg);
  background: rgba(255,255,255,.02);
  text-decoration: none;
  transition: border-color .25s var(--ease), background-color .25s var(--ease), transform .25s var(--ease);
}
.channel:hover { border-color: var(--gold); background: rgba(255,255,255,.05); transform: translateX(3px); }
.channel__icon { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%; border: 1px solid rgba(212,162,58,.5); color: var(--gold); }
.channel__icon svg { width: 22px; height: 22px; }
.channel--primary { background: var(--gold); border-color: var(--gold); color: var(--navy); }
.channel--primary:hover { background: var(--gold-hover); border-color: var(--gold-hover); }
.channel--primary .channel__icon { background: var(--navy); border-color: var(--navy); color: var(--gold); }
.channel__body b { display: block; font-size: var(--step-1); }
.channel__body span { font-size: var(--step--1); opacity: .85; overflow-wrap: anywhere; }
.channel__arrow { width: 20px; height: 20px; transition: transform .25s var(--ease); }
.channel:hover .channel__arrow { transform: translateX(3px); }
.place { margin-top: .5rem; font-size: var(--step--1); color: var(--on-dark-soft); }

/* ---------- Pie ---------- */
.footer { background: var(--navy-deep); color: var(--on-dark-soft); font-size: var(--step--1); }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2.5rem 3rem; padding-block: clamp(3rem, 6vw, 4.5rem); }
.footer__brand img { height: 30px; width: auto; }
.footer__brand p { margin-top: 1rem; max-width: 30ch; }
.footer__nav { display: grid; grid-template-columns: repeat(2, max-content); gap: .55rem 2rem; align-content: start; }
.footer__nav a, .footer__base a { color: var(--on-dark); text-decoration: none; }
.footer__nav a:hover, .footer__base a:hover { color: var(--gold); }
.footer__contact { display: grid; gap: .4rem; align-content: start; overflow-wrap: anywhere; }
.footer__base { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .75rem 2rem; padding-block: 1.4rem; border-top: 1px solid var(--line-dark); }
.footer p { max-width: none; }

/* ---------- Visor de imágenes ---------- */
.lightbox {
  width: min(96vw, 1500px); max-width: none; max-height: 94vh; padding: 0; border: 0;
  background: transparent; color: var(--white); overflow: visible;
}
.lightbox::backdrop { background: rgba(7,24,45,.92); }
.lightbox__img { width: auto; max-width: 100%; max-height: calc(94vh - 4rem); margin-inline: auto; border-radius: var(--radius); }
.lightbox__caption { margin: .9rem auto 0; text-align: center; font-size: var(--step--1); color: var(--on-dark); }
.lightbox__close {
  position: fixed; top: 1rem; right: 1rem; z-index: 2;
  display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%;
  background: var(--white); color: var(--navy); border: 0; cursor: pointer;
}
.lightbox__close svg { width: 22px; height: 22px; }
body.is-locked { overflow: hidden; }

/* ---------- Página de privacidad y 404 ---------- */
.page-header { position: sticky; top: 0; z-index: 50; background: var(--navy); color: var(--white); border-bottom: 1px solid var(--line-dark); }
.page-header .header__bar { height: 72px; }
.legal { padding-block: clamp(3rem, 7vw, 5rem); }
.legal h1 { font-size: var(--step-3); margin-bottom: 1.5rem; }
.legal h2 { font-size: var(--step-1); margin: 2rem 0 .6rem; max-width: none; }
.legal p, .legal li { color: var(--slate); max-width: 70ch; }
.legal ul { padding-left: 1.2rem; display: grid; gap: .35rem; }
.notfound { min-height: 100vh; display: grid; place-items: center; padding-top: 0; }
.notfound .wrap { padding-block: 4rem; }
.notfound__logo { height: 34px; width: auto; margin-bottom: 2.5rem; }

/* WhatsApp flotante (solo móvil) */
.wa-float { display: none; }

/* ---------- Movimiento ---------- */
@media (prefers-reduced-motion: no-preference) {
  .hero .topo path { stroke-dasharray: 2600; stroke-dashoffset: 2600; animation: draw 2.8s var(--ease) forwards; }
  .hero .topo path:nth-child(2n) { animation-delay: .14s; }
  .hero .topo path:nth-child(3n) { animation-delay: .28s; }
  .hero__media img { animation: settle 1.6s var(--ease) both; }
  .hero__text > * { animation: rise .9s var(--ease) both; }
  .hero__text > :nth-child(2) { animation-delay: .08s; }
  .hero__text > :nth-child(3) { animation-delay: .16s; }
  .hero__text > :nth-child(4) { animation-delay: .24s; }
  .hero__text > :nth-child(5) { animation-delay: .32s; }
  /* Aparición progresiva: solo si JavaScript está activo (sin JS, todo queda visible) */
  .js [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
  .js [data-reveal].is-in { opacity: 1; transform: none; }
  @keyframes draw { to { stroke-dashoffset: 0; } }
  @keyframes settle { from { transform: scale(1.04); opacity: .4; } to { transform: none; opacity: 1; } }
  @keyframes rise { from { transform: translateY(14px); opacity: 0; } to { transform: none; opacity: 1; } }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* ---------- Laptop / tableta horizontal ---------- */
@media (max-width: 1180px) {
  .nav { gap: 1.5rem; }
  .nav__list { gap: 1.2rem; }
  .nav__list a { font-size: .875rem; }
  .caps { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .caps li:nth-child(4) { padding-left: 0; border-left: 0; }
  .caps li:nth-child(n+4) { border-top: 1px solid var(--line-light); }
  .caps li:nth-child(4)::before { left: 0; }
}
@media (max-width: 1080px) {
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2.5rem 1.25rem; }
  .steps::before { display: none; }
  .index a { padding: 0 .9rem; font-size: var(--step--2); }
  .case { grid-template-columns: minmax(0, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
}

/* ---------- Celular y tableta vertical ---------- */
@media (max-width: 900px) {
  :root { --header-h: 68px; }
  html { scroll-padding-top: 76px; }
  .header { background: var(--navy); border-color: var(--line-dark); }
  .header__bar, .header.is-scrolled .header__bar { height: var(--header-h); }
  .brand img, .header.is-scrolled .brand img { height: 28px; }
  .menu-toggle {
    display: inline-grid; place-items: center; width: 48px; height: 48px; flex: none;
    background: transparent; border: 1px solid rgba(255,255,255,.28); border-radius: var(--radius);
    color: var(--white); cursor: pointer;
  }
  .menu-toggle svg { width: 24px; height: 24px; }
  .nav {
    position: fixed; inset: var(--header-h) 0 auto 0; z-index: 49;
    flex-direction: column; align-items: stretch; gap: 1.25rem;
    padding: .5rem var(--gutter) 1.75rem; background: var(--navy);
    border-bottom: 1px solid var(--line-dark); box-shadow: 0 18px 30px rgba(7,24,45,.35);
    max-height: calc(100vh - var(--header-h)); overflow-y: auto;
    opacity: 0; visibility: hidden; transform: translateY(-6px);
    transition: opacity .2s ease, transform .2s ease, visibility 0s linear .2s;
  }
  .nav.is-open { opacity: 1; visibility: visible; transform: none; transition: opacity .2s ease, transform .2s ease; }
  .nav__list { flex-direction: column; gap: 0; }
  .nav__list a { padding: .95rem 0; font-size: 1.05rem; border-bottom: 1px solid rgba(255,255,255,.08); }
  .nav__list a::after { bottom: -1px; }
  .nav .btn { min-height: 52px; font-size: 1rem; }

  .hero__grid { grid-template-columns: minmax(0, 1fr); min-height: 0; }
  .hero__text { padding: 2.75rem 0 2.5rem; }
  .hero h1 { max-width: 15ch; }
  .hero__ctas .btn { flex: 1 1 100%; }
  .hero__media { position: relative; width: auto; margin-inline: calc(-1 * var(--gutter)); aspect-ratio: 4 / 3; overflow: hidden; }
  .hero__media::before { background: linear-gradient(180deg, var(--navy) 0%, rgba(11,35,64,0) 22%); }
  .hero__media img { object-position: 72% 72%; }
  .hero__index { display: none; }

  .head, .about, .mining__top, .pains, .expo__head, .contact__grid { grid-template-columns: minmax(0, 1fr); }
  .head { align-items: start; }

  .founder { max-width: 420px; margin-right: 1.1rem; }
  .about__text { order: -1; }
  .profile > div { grid-template-columns: minmax(0, 1fr); gap: .2rem; }

  .services { grid-template-columns: 1fr; }
  .service h3 { font-size: var(--step-1); }

  .mining__band img { aspect-ratio: 16 / 9; }
  .pains__head h3 { max-width: none; }

  .caps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .caps li, .caps li + li { padding: 1.3rem 1rem 1.3rem 0; border-left: 0; }
  .caps li:nth-child(even) { padding-left: 1rem; border-left: 1px solid var(--line-light); }
  .caps li:nth-child(n+3) { border-top: 1px solid var(--line-light); }
  .caps li::before, .caps li + li::before { left: 0; }

  .case { padding: 1.5rem; }
  .case h3 { font-size: var(--step-3); }
  .meta { grid-template-columns: minmax(0, 1fr); gap: .9rem; }

  .steps { grid-template-columns: 1fr; gap: 0; }
  .step { grid-template-columns: 56px minmax(0, 1fr); column-gap: 1.1rem; row-gap: .3rem; padding: 0 0 2rem; }
  .step__n { grid-row: span 2; margin-bottom: 0; }
  .step:not(:last-child)::after { content: ""; position: absolute; left: 27px; top: 56px; bottom: 0; width: 1px; background: #CDD2D8; }
  .step p { max-width: none; }

  .contact h2 { font-size: var(--step-3); }

  .footer__grid { grid-template-columns: minmax(0, 1fr); }
  .footer { padding-bottom: 5.5rem; }

  .wa-float {
    display: grid; place-items: center; position: fixed; right: 1rem; bottom: 1rem; z-index: 60;
    width: 58px; height: 58px; border-radius: 50%;
    background: var(--gold); color: var(--navy); box-shadow: 0 8px 20px rgba(7,24,45,.35);
  }
  .wa-float svg { width: 28px; height: 28px; }
}

/* Tableta vertical: banda de imagen más baja, encuadre en la persona */
@media (min-width: 600px) and (max-width: 900px) {
  .hero__media { aspect-ratio: 16 / 10; }
  .hero__media img { object-position: 70% 80%; }
  .hero__ctas .btn { flex: 0 0 auto; }
  .services { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .about { grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); align-items: start; }
  .about__text { order: 0; }
}

/* Celular compacto */
@media (max-width: 520px) {
  .who { grid-template-columns: minmax(0, 1fr); }
  .who li { padding: 1.15rem 1.2rem; }
  .caps { grid-template-columns: minmax(0, 1fr); }
  .caps li:nth-child(even) { padding-left: 0; border-left: 0; }
  .caps li:nth-child(n+2) { border-top: 1px solid var(--line-light); }
  .channel { padding: 1rem 1.1rem; gap: .9rem; }
  .channel__icon { width: 42px; height: 42px; }
  .zoom__hint { right: .6rem; top: .6rem; padding: .4rem .65rem; }
}

/* Celular muy angosto (320–360 px): el logo cabe junto al botón de menú */
@media (max-width: 360px) {
  .header__bar { gap: .75rem; }
  .brand img, .header.is-scrolled .brand img { height: 23px; }
}