/* Zona Segura — landing. Mobile first: la base es el teléfono y los @media (min-width)
   van sumando columnas. No hay contenedor de ancho máximo: las secciones ocupan todo el
   ancho y lo único que se limita es el largo de renglón de los párrafos. */

:root {
  --bg: #ffffff;
  --surface: #f1f6f3;
  --text: #0e1a14;
  --muted: #47574e;
  --verde: #0f7f45;        /* 5:1 contra blanco: sirve para botones y texto */
  --verde-ink: #0a6235;
  --verde-claro: #62dc9a;  /* acento sobre fondos oscuros */
  --ink: #0a1d14;
  --on-ink: #eef5f0;
  --on-ink-muted: #b6c9bd;
  --line: color-mix(in srgb, var(--text) 16%, transparent);
  --line-ink: color-mix(in srgb, var(--on-ink) 20%, transparent);
  --err: #b3261e;

  --radius: 4px;
  --pad: clamp(20px, 4.5vw, 88px);
  --sec: clamp(64px, 9vw, 136px);
  --gap: clamp(16px, 2vw, 32px);
  --nav-h: 64px;

  --font-display: 'Jura', system-ui, sans-serif;
  --font-body: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

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

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: clamp(16px, 1.05vw, 18px);
  line-height: 1.6;
  overflow-wrap: break-word;
}

img, svg { max-width: 100%; }
h1, h2, h3, p, ul, ol, dl, dd { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; }

:focus-visible { outline: 3px solid var(--verde-claro); outline-offset: 3px; }

/* El nav es fijo: sin esto, al saltar desde el menú el título queda tapado. */
section[id] { scroll-margin-top: var(--nav-h); }

.skip {
  position: fixed; left: 12px; top: -80px; z-index: 100;
  padding: 10px 16px; background: var(--ink); color: var(--on-ink);
}
.skip:focus { top: 12px; }

/* ------------------------------------------------------------ tipografía */
.display, .h-xl, .h-lg, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  text-wrap: balance;
}
.display { font-size: clamp(40px, 13vw, 150px); line-height: 0.98; letter-spacing: -0.03em; }
.h-xl    { font-size: clamp(28px, 4.4vw, 68px);   line-height: 1.06; letter-spacing: -0.02em; }
.h-lg    { font-size: clamp(22px, 2.2vw, 34px);   line-height: 1.15; letter-spacing: -0.01em; }
.lede    { font-size: clamp(17px, 1.45vw, 23px);  line-height: 1.5; }

.eyebrow {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--verde-ink);
}

p, li { max-width: 70ch; }

/* --------------------------------------------------------------- botones */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 52px; padding: 12px 26px;
  border: 2px solid var(--verde); border-radius: var(--radius);
  background: var(--verde); color: #fff;
  font-family: var(--font-display); font-weight: 700; font-size: 16px;
  letter-spacing: 0.02em; text-decoration: none; text-align: center;
  cursor: pointer;
  transition: background-color 0.18s, border-color 0.18s, color 0.18s;
}
.btn:hover { background: var(--verde-ink); border-color: var(--verde-ink); }
.btn:disabled { opacity: 0.6; cursor: progress; }
.btn--sm { min-height: 42px; padding: 8px 18px; font-size: 14px; }
.btn--ghost { background: transparent; border-color: var(--line-ink); color: var(--on-ink); }
.btn--ghost:hover { background: var(--on-ink); border-color: var(--on-ink); color: var(--ink); }
.btn--blanco { background: #fff; border-color: #fff; color: var(--verde-ink); }
.btn--blanco:hover { background: var(--ink); border-color: var(--ink); color: #fff; }

.acciones { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.acciones .btn { flex: 1 1 240px; }

.link {
  display: inline-block; margin-top: 18px;
  font-family: var(--font-display); font-weight: 700;
  color: var(--verde-ink); text-underline-offset: 4px;
}
.link::after { content: ' →'; }

.ico { width: 24px; height: 24px; flex: none; }

/* ------------------------------------------------------------------- nav */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  height: var(--nav-h);
  display: flex; align-items: center; gap: 20px;
  padding-inline: var(--pad);
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}
.nav__brand { display: flex; margin-right: auto; }
.nav__brand img { height: 40px; width: auto; }
.nav__links, .nav__cta { display: none; }
.nav__links a {
  font-family: var(--font-display); font-weight: 600; font-size: 15px;
  text-decoration: none; padding: 8px 2px;
  border-bottom: 2px solid transparent;
}
.nav__links a:hover { border-color: var(--verde); }

.nav__burger {
  width: 48px; height: 48px; margin-right: -12px;
  display: grid; place-content: center; gap: 6px;
  background: none; border: 0; cursor: pointer;
}
.nav__burger span { width: 24px; height: 2px; background: var(--text); transition: transform 0.2s, opacity 0.2s; }
.nav__burger[aria-expanded='true'] span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav__burger[aria-expanded='true'] span:nth-child(2) { opacity: 0; }
.nav__burger[aria-expanded='true'] span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

.drawer {
  position: fixed; inset: var(--nav-h) 0 0 0; z-index: 49;
  display: flex; flex-direction: column; gap: 28px;
  padding: 24px var(--pad) 32px;
  background: var(--bg); overflow-y: auto;
}
.drawer[hidden] { display: none; }
.drawer nav { display: grid; }
.drawer nav a {
  padding: 16px 0; border-bottom: 1px solid var(--line);
  font-family: var(--font-display); font-weight: 700; font-size: 24px; text-decoration: none;
}

/* ------------------------------------------------------------- secciones */
.sec { padding: var(--sec) var(--pad); }
.sec--surface { background: var(--surface); }
.sec--ink, .hero, .pie { background: var(--ink); color: var(--on-ink); }
.sec--verde { background: var(--verde); color: #fff; }
.sec--ink .eyebrow, .hero .eyebrow { color: var(--verde-claro); }
.sec--verde .eyebrow { color: #fff; }

.head { display: grid; gap: 18px; margin-bottom: clamp(32px, 4vw, 64px); }
.head .h-xl { max-width: 24ch; }
.sub { margin: clamp(48px, 6vw, 88px) 0 20px; }

.split { display: grid; gap: clamp(8px, 4vw, 72px); }
.split .head { margin-bottom: 24px; }
.prosa { display: grid; gap: 18px; align-content: start; }

/* ------------------------------------------------------------------ hero */
.hero {
  padding: calc(var(--nav-h) + clamp(48px, 9vw, 120px)) var(--pad) 0;
  /* Cuadrícula técnica de fondo, a falta de fotografía. */
  background-image:
    linear-gradient(var(--line-ink) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-ink) 1px, transparent 1px),
    radial-gradient(120% 90% at 85% 0%, #14432b 0%, var(--ink) 62%);
  background-size: clamp(56px, 7vw, 120px) clamp(56px, 7vw, 120px), clamp(56px, 7vw, 120px) clamp(56px, 7vw, 120px), 100% 100%;
}
.hero__main { display: grid; gap: 28px; }
.hero .eyebrow { margin-bottom: 20px; }
.hero__side { display: grid; gap: 16px; color: var(--on-ink-muted); }
.hero__side .lede { color: var(--on-ink); }

.datos {
  display: grid;
  margin: clamp(48px, 7vw, 104px) calc(var(--pad) * -1) 0;
  border-top: 1px solid var(--line-ink);
  background: var(--ink);
}
.datos > div { padding: 22px var(--pad); border-bottom: 1px solid var(--line-ink); }
.datos dt {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(30px, 3.6vw, 56px); line-height: 1.1; color: var(--verde-claro);
}
.datos dd { color: var(--on-ink-muted); max-width: 36ch; }

/* ---------------------------------------------------------------- método */
.pasos { display: grid; border-top: 2px solid var(--text); }
.pasos li { padding: 24px 0; border-bottom: 1px solid var(--line); max-width: none; }
.pasos__n { font-family: var(--font-display); font-weight: 700; font-size: 14px; letter-spacing: 0.14em; color: var(--verde-ink); }
.pasos h3 { font-size: clamp(26px, 2.6vw, 42px); line-height: 1.15; margin: 8px 0 10px; }
.pasos p { color: var(--muted); max-width: 40ch; }

/* ------------------------------------------------------------- servicios */
.srv {
  margin-bottom: 12px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.srv summary {
  display: flex; align-items: center; gap: 14px;
  min-height: 64px; padding: 14px 18px;
  cursor: pointer; list-style: none;
}
.srv summary::-webkit-details-marker { display: none; }
.srv summary::after {
  content: ''; flex: none; width: 10px; height: 10px; margin-left: auto;
  border-right: 2px solid var(--verde); border-bottom: 2px solid var(--verde);
  transform: translateY(-3px) rotate(45deg); transition: transform 0.2s;
}
.srv[open] summary::after { transform: translateY(2px) rotate(-135deg); }
.srv[open] summary { border-bottom: 1px solid var(--line); }
.srv__n { font-family: var(--font-display); font-weight: 700; font-size: 14px; letter-spacing: 0.1em; color: var(--verde-ink); }
.srv__t { font-family: var(--font-display); font-weight: 700; font-size: clamp(18px, 1.5vw, 23px); line-height: 1.2; }
.srv__body { padding: 18px 18px 22px; }
.srv__body > p { margin-bottom: 12px; }
.srv__nota { margin-top: 14px; font-size: 0.9em; color: var(--muted); }

.srv-cta {
  display: grid; gap: 12px; align-content: center; justify-items: start;
  padding: clamp(22px, 2.4vw, 40px);
  background: var(--verde); color: #fff; border-radius: var(--radius);
}
.srv-cta .btn { margin-top: 8px; }

.srv__body ul, .lista, .temas { display: grid; gap: 9px; }
.srv__body li, .lista li, .temas li { position: relative; padding-left: 20px; }
.srv__body li::before, .lista li::before, .temas li::before {
  content: ''; position: absolute; left: 0; top: 0.62em;
  width: 8px; height: 2px; background: var(--verde);
}

/* -------------------------------------------------------------- sectores */
.rubros { display: grid; gap: var(--gap); }
.rubro {
  padding: clamp(22px, 2.4vw, 40px);
  border-top: 4px solid var(--verde);
  background: var(--surface);
  border-radius: 0 0 var(--radius) var(--radius);
}
.rubro h3 { font-size: clamp(22px, 2vw, 32px); line-height: 1.15; margin-bottom: 12px; }
.rubro p { color: var(--muted); }

.tambien { margin-top: clamp(40px, 5vw, 72px); display: grid; gap: 18px; }
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chips li {
  padding: 9px 16px; border: 1px solid var(--line); border-radius: 999px;
  font-family: var(--font-display); font-weight: 600; font-size: 15px; line-height: 1.3;
}
.chips--ink li { border-color: var(--line-ink); }

/* ---------------------------------------------------------- capacitación */
.sec--ink .lede { color: var(--on-ink-muted); }
.temas { align-content: start; }
.temas li {
  padding: 14px 0 14px 24px; border-bottom: 1px solid var(--line-ink);
  font-family: var(--font-display); font-weight: 600; font-size: clamp(16px, 1.25vw, 20px);
  max-width: none; break-inside: avoid;
}
.temas li::before { top: 1.55em; background: var(--verde-claro); }

/* -------------------------------------------------------------- nosotros */
.duo { display: grid; gap: var(--gap); margin-top: clamp(40px, 5vw, 80px); }
.duo article { display: grid; gap: 14px; align-content: start; padding-top: 22px; border-top: 2px solid var(--text); }
.duo p { color: var(--muted); }

.valores { display: grid; gap: var(--gap); }
.valores li { padding: 20px 0 0; border-top: 1px solid var(--line); color: var(--muted); max-width: none; }
.valores strong {
  display: block; margin-bottom: 6px;
  font-family: var(--font-display); font-size: 20px; color: var(--text);
}

/* ------------------------------------------------------------- cobertura */
.sec--verde .btn--blanco { flex: 0 1 auto; }

/* -------------------------------------------------------------- contacto */
.canales { display: grid; gap: 10px; }
.canales li { max-width: none; }
.canales a, .canales__fijo {
  display: flex; align-items: center; gap: 16px;
  min-height: 64px; padding: 12px 18px;
  background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius);
  text-decoration: none; font-weight: 600;
}
.canales a:hover { border-color: var(--verde); }
.canales .ico { color: var(--verde); }
.canales small {
  display: block; font-family: var(--font-display); font-weight: 700; font-size: 12px;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted);
}

.form {
  display: grid; gap: 16px; align-content: start;
  margin-top: 32px; padding: clamp(20px, 2.6vw, 44px);
  background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius);
}
.campo { display: grid; gap: 6px; }
.campo label { font-family: var(--font-display); font-weight: 700; font-size: 14px; }
.campo input, .campo select, .campo textarea {
  width: 100%; min-height: 50px; padding: 12px 14px;
  border: 1px solid color-mix(in srgb, var(--text) 45%, transparent); border-radius: var(--radius);
  background: var(--bg); color: var(--text);
  font: inherit; font-size: 16px;   /* 16px: debajo de eso iOS hace zoom al enfocar */
}
.campo textarea { resize: vertical; }
.campo :focus-visible { outline-color: var(--verde); outline-offset: 1px; }
.campo [aria-invalid='true'] { border-color: var(--err); box-shadow: 0 0 0 1px var(--err); }
.apodo { position: absolute; left: -9999px; }
.form__pie { display: grid; gap: 12px; }
.form__nota { font-size: 14px; color: var(--muted); }
.form__msg { font-weight: 600; }
.form__msg:empty { display: none; }
.form__msg.is-ok { color: var(--verde-ink); }
.form__msg.is-err { color: var(--err); }

/* ------------------------------------------------------------------- pie */
.pie { padding: clamp(48px, 6vw, 88px) var(--pad) 96px; }
.pie__top { display: grid; gap: 36px; }
.pie__top img { height: 44px; width: auto; }
.pie__lema { margin-top: 16px; font-family: var(--font-display); font-weight: 700; font-size: 22px; }
.pie p { color: var(--on-ink-muted); }
.pie__top .pie__lema { color: var(--on-ink); }
.pie nav, .pie__contacto { display: grid; gap: 4px; align-content: start; }
.pie nav a, .pie__contacto a { padding: 7px 0; text-decoration: none; }
.pie a:hover { color: var(--verde-claro); }
.pie__base {
  display: grid; gap: 8px; margin-top: 44px; padding-top: 22px;
  border-top: 1px solid var(--line-ink); font-size: 14px;
}
.pie__base p { max-width: none; }
.pie__base a { color: var(--on-ink); text-underline-offset: 3px; }

.fab {
  position: fixed; right: 16px; bottom: 16px; z-index: 40;
  width: 56px; height: 56px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--verde); color: #fff;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}
.fab .ico { width: 28px; height: 28px; }
.fab:hover { background: var(--verde-ink); }

/* --------------------------------------------------------------- reveals */
/* Solo se ocultan si el <head> alcanzó a marcar html.js: sin JS se ve todo. */
.js [data-reveal] {
  opacity: 0; transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  transition-delay: calc(var(--i, 0) * 70ms);
}
.js [data-reveal].is-visible { opacity: 1; transform: none; }

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

/* ============================================================== ≥ 640px */
@media (min-width: 640px) {
  .acciones .btn { flex: 0 1 auto; }
  .datos { grid-template-columns: repeat(3, 1fr); }
  .datos > div { border-bottom: 0; }
  .datos > div + div { border-left: 1px solid var(--line-ink); }
  .pasos { grid-template-columns: repeat(2, 1fr); column-gap: var(--gap); }
  .valores { grid-template-columns: repeat(2, 1fr); }
  .form { grid-template-columns: repeat(2, 1fr); }
  .campo--ancho { grid-column: 1 / -1; }
  .form__pie { grid-template-columns: auto 1fr; align-items: center; }
  .pie__top { grid-template-columns: repeat(2, 1fr); }
  .pie__top > div:first-child { grid-column: 1 / -1; }
  .pie__base { grid-template-columns: 1fr auto; }
}

/* ============================================================== ≥ 800px */
@media (min-width: 800px) {
  :root { --nav-h: 72px; }
  .nav__cta { display: inline-flex; }
  .servicios { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--gap); }
  .srv { margin-bottom: 0; }
  .srv-cta { grid-column: 1 / -1; }
  .rubros { grid-template-columns: repeat(3, 1fr); }
  .duo { grid-template-columns: repeat(2, 1fr); }
  .temas { display: block; columns: 2; column-gap: var(--gap); }
  .fab { right: 24px; bottom: 24px; }
}

/* ============================================================= ≥ 1100px */
@media (min-width: 1100px) {
  .nav__links { display: flex; gap: clamp(18px, 2vw, 36px); }
  .nav__burger { display: none; }
  /* Si el menú quedó abierto al agrandar la ventana, no debe tapar la página. */
  .drawer { display: none; }

  /* En dos columnas el título tiene menos ancho: se achica para entrar en dos renglones. */
  .display { font-size: clamp(60px, 8vw, 210px); }
  .hero__main { grid-template-columns: 1.5fr 1fr; align-items: end; gap: clamp(32px, 5vw, 96px); }
  .hero__side { padding-bottom: 1.2vw; }

  .pasos { grid-template-columns: repeat(4, 1fr); }
  .pasos li { border-bottom: 0; padding: 28px 0 0; }

  /* Encabezado a todo el ancho: título a la izquierda, bajada a la derecha. */
  .head { grid-template-columns: 1.7fr 1fr; column-gap: clamp(32px, 5vw, 96px); align-items: end; }
  .head .eyebrow, .head > :last-child:not(.lede) { grid-column: 1 / -1; }
  .head .h-xl { max-width: none; }

  .split { grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); align-items: start; }
  .split .head { grid-template-columns: 1fr; }
  .split .head > * { grid-column: 1 / -1; }
  .split .h-xl { font-size: clamp(28px, 3.3vw, 54px); }
  .split .head { position: sticky; top: calc(var(--nav-h) + 32px); margin-bottom: 0; }
  .split--form { grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr); }
  .split--form .head { position: static; margin-bottom: 32px; }
  .split--form > div { position: sticky; top: calc(var(--nav-h) + 32px); }
  .form { margin-top: 0; }

  .valores { grid-template-columns: repeat(4, 1fr); }
  .pie__top { grid-template-columns: 1.6fr 1fr 1fr; }
  .pie__top > div:first-child { grid-column: auto; }
}

/* ============================================================= ≥ 1400px */
@media (min-width: 1400px) {
  .servicios { grid-template-columns: repeat(3, 1fr); }
  /* 8 servicios en 3 columnas dejan un hueco: lo ocupa la tarjeta de contacto. */
  .srv-cta { grid-column: auto; }
}

/* ============================================================= ≥ 1900px */
@media (min-width: 1900px) {
  .servicios { grid-template-columns: repeat(4, 1fr); }
  .srv-cta { grid-column: 1 / -1; }
  .temas { columns: 3; }
  .valores { grid-template-columns: repeat(7, 1fr); }
}