/* =========================================================
   PACK RATPAUL — Sistema visual
   Archivo (display) · IBM Plex Sans (texto) · IBM Plex Mono (datos)
   ========================================================= */

:root {
  /* --- Color: claro --- */
  --paper:        #FFFFFF;
  --surface:      #F2F5FA;
  --surface-2:    #E8EEF7;
  --ink:          #0A1A30;
  --ink-2:        #14294A;
  --muted:        #55677F;
  --line:         rgba(10, 26, 48, .13);
  --line-soft:    rgba(10, 26, 48, .07);

  --signal:       #1656F0;
  --signal-ink:   #0B3FC4;
  --cyan:         #1497B8;
  --cyan-vivid:   #22B8D9;
  --brass:        #B98A1E;
  --ok:           #157F59;

  --on-signal:    #FFFFFF;
  --hero-ink:     #EAF1FB;
  --hero-muted:   rgba(234, 241, 251, .72);
  --hero-line:    rgba(255, 255, 255, .16);
  --hero-glass:   rgba(255, 255, 255, .06);

  /* --- Tipografía --- */
  --display: 'Archivo', 'Helvetica Neue', Arial, sans-serif;
  --body:    'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --mono:    'IBM Plex Mono', ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace;

  /* --- Métrica --- */
  --gutter: 24px;
  --maxw: 1180px;
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
  --shadow: 0 1px 2px rgba(10,26,48,.05), 0 12px 32px -12px rgba(10,26,48,.18);
  --shadow-lift: 0 2px 4px rgba(10,26,48,.06), 0 24px 48px -16px rgba(10,26,48,.26);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper:      #0A1524;
    --surface:    #0F1E33;
    --surface-2:  #16294240;
    --ink:        #E9F0FA;
    --ink-2:      #C7D6EA;
    --muted:      #93A6C0;
    --line:       rgba(255, 255, 255, .14);
    --line-soft:  rgba(255, 255, 255, .07);

    --signal:     #5A8CFF;
    --signal-ink: #8DAEFF;
    --cyan:       #46D3F0;
    --cyan-vivid: #46D3F0;
    --brass:      #E0B44A;
    --ok:         #3FC894;

    --on-signal:  #06142B;
    --shadow: 0 1px 2px rgba(0,0,0,.4), 0 12px 32px -12px rgba(0,0,0,.6);
    --shadow-lift: 0 2px 4px rgba(0,0,0,.45), 0 24px 48px -16px rgba(0,0,0,.7);
  }
}

:root[data-theme="dark"] {
  --paper:      #0A1524;
  --surface:    #0F1E33;
  --surface-2:  #16294240;
  --ink:        #E9F0FA;
  --ink-2:      #C7D6EA;
  --muted:      #93A6C0;
  --line:       rgba(255, 255, 255, .14);
  --line-soft:  rgba(255, 255, 255, .07);

  --signal:     #5A8CFF;
  --signal-ink: #8DAEFF;
  --cyan:       #46D3F0;
  --cyan-vivid: #46D3F0;
  --brass:      #E0B44A;
  --ok:         #3FC894;

  --on-signal:  #06142B;
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 12px 32px -12px rgba(0,0,0,.6);
  --shadow-lift: 0 2px 4px rgba(0,0,0,.45), 0 24px 48px -16px rgba(0,0,0,.7);
}

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

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

body {
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-2);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }

:where(a, button, input, textarea, [tabindex]):focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

/* El header pegajoso no debe tapar los títulos al saltar por anclas */
[id] { scroll-margin-top: 92px; }

.shell {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.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;
}

.skip {
  position: absolute; left: 16px; top: -60px;
  background: var(--signal); color: var(--on-signal);
  padding: 10px 18px; border-radius: 0 0 var(--r-md) var(--r-md);
  font-weight: 600; z-index: 200; transition: top .2s;
}
.skip:focus { top: 0; }

/* --------------------------------------------------------
   Tipografía
   -------------------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--display);
  color: var(--ink);
  line-height: 1.1;
  letter-spacing: -0.02em;
  text-wrap: balance;
  font-weight: 700;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--cyan);
  display: flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: '';
  width: 22px; height: 1px;
  background: currentColor;
  flex: none;
}

.lede { color: var(--muted); font-size: 1.0625rem; max-width: 62ch; }

/* --------------------------------------------------------
   Marca
   -------------------------------------------------------- */
.brand { display: flex; align-items: center; gap: 11px; }
.brand__mark { width: 38px; height: 38px; flex: none; }
.brand__type { display: flex; flex-direction: column; line-height: 1; }
.brand__name {
  font-family: var(--display);
  font-weight: 800;
  font-size: 19px;
  letter-spacing: -.02em;
  color: var(--ink);
}
.brand__sub {
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 500;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 4px;
}
.brand--invert .brand__name { color: #fff; }
.brand--invert .brand__sub { color: rgba(255,255,255,.6); }

/* --------------------------------------------------------
   Header
   -------------------------------------------------------- */
.header {
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 100;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line-soft);
}
@supports not (background: color-mix(in srgb, red 50%, blue)) {
  .header { background: var(--paper); }
}

.header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: 72px;
}

.nav { display: flex; align-items: center; gap: 28px; }
.nav__list { display: flex; gap: 26px; list-style: none; }

.nav__link {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--ink-2);
  padding: 6px 0;
  position: relative;
  transition: color .18s;
}
.nav__link::after {
  content: '';
  position: absolute; left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--signal);
  transition: width .22s ease;
}
.nav__link:hover { color: var(--signal); }
.nav__link:hover::after { width: 100%; }

.header__tools { display: flex; align-items: center; gap: 12px; }

/* Conmutador de idioma */
.lang {
  display: inline-flex;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
}
.lang__btn {
  font-family: var(--mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .08em;
  padding: 5px 11px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: background .18s, color .18s;
}
.lang__btn[aria-pressed="true"] {
  background: var(--ink);
  color: var(--paper);
}
.lang__btn:hover:not([aria-pressed="true"]) { color: var(--ink); }

/* Hamburguesa */
.burger {
  display: none;
  width: 40px; height: 40px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--surface);
  cursor: pointer;
  padding: 0;
  place-items: center;
}
.burger span {
  display: block;
  width: 17px; height: 1.5px;
  background: var(--ink);
  margin: 3.5px auto;
  transition: transform .25s, opacity .2s;
}
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

/* --------------------------------------------------------
   Botones
   -------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 13px 24px;
  border: 1px solid transparent;
  border-radius: var(--r-md);
  font-family: var(--body);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: transform .18s, box-shadow .18s, background .18s, border-color .18s, color .18s;
}
.btn svg { width: 16px; height: 16px; flex: none; }

.btn--primary {
  background: var(--signal);
  color: var(--on-signal);
  box-shadow: 0 1px 2px rgba(11,63,196,.2), 0 10px 24px -10px rgba(22,86,240,.65);
}
.btn--primary:hover {
  background: var(--signal-ink);
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(11,63,196,.24), 0 16px 32px -12px rgba(22,86,240,.75);
}

.btn--outline {
  background: transparent;
  color: var(--hero-ink);
  border-color: var(--hero-line);
}
.btn--outline:hover {
  border-color: var(--cyan-vivid);
  color: var(--cyan-vivid);
}

.btn--quiet {
  background: var(--surface);
  color: var(--ink);
  border-color: var(--line);
}
.btn--quiet:hover { border-color: var(--signal); color: var(--signal); }

/* --------------------------------------------------------
   Hero
   -------------------------------------------------------- */
.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 78% 8%, rgba(34,184,217,.20), transparent 55%),
    radial-gradient(90% 80% at 8% 92%, rgba(22,86,240,.28), transparent 60%),
    linear-gradient(158deg, #081427 0%, #0A1A30 28%, #0D2444 62%, #102E57 100%);
  color: var(--hero-ink);
  padding-block: 84px 92px;
}

.hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, #000 0%, transparent 85%);
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 85%);
  pointer-events: none;
}

.hero__grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  gap: 56px;
  align-items: center;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--cyan-vivid);
  border: 1px solid rgba(34,184,217,.35);
  background: rgba(34,184,217,.08);
  padding: 7px 15px;
  border-radius: 999px;
  margin-bottom: 26px;
}
.hero__badge .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--cyan-vivid);
  box-shadow: 0 0 0 0 rgba(34,184,217,.7);
  animation: pulse 2.6s ease-out infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(34,184,217,.6); }
  70%  { box-shadow: 0 0 0 9px rgba(34,184,217,0); }
  100% { box-shadow: 0 0 0 0 rgba(34,184,217,0); }
}

.hero__title {
  font-size: clamp(2.35rem, 4.6vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -.032em;
  line-height: 1.04;
  color: #fff;
  margin-bottom: 22px;
}
.hero__title em {
  font-style: normal;
  color: transparent;
  background: linear-gradient(96deg, var(--cyan-vivid), #7FA8FF 70%);
  -webkit-background-clip: text;
  background-clip: text;
}

.hero__text {
  font-size: 1.0625rem;
  color: var(--hero-muted);
  max-width: 54ch;
  margin-bottom: 32px;
}

.hero__actions { display: flex; flex-wrap: wrap; gap: 13px; }

.hero__foot {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 34px;
  padding-top: 24px;
  border-top: 1px solid var(--hero-line);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: rgba(234,241,251,.6);
  text-transform: uppercase;
}

/* --- Panel de cadena de custodia (el objeto característico) --- */
.ledger {
  background: rgba(8, 20, 38, .58);
  border: 1px solid var(--hero-line);
  border-radius: var(--r-lg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 32px 64px -28px rgba(0,0,0,.8);
  overflow: hidden;
}

.ledger__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--hero-line);
  background: rgba(255,255,255,.035);
}
.ledger__id {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .09em;
  color: rgba(234,241,251,.82);
}
.ledger__state {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: #4ADE9E;
  background: rgba(74,222,158,.1);
  border: 1px solid rgba(74,222,158,.28);
  padding: 4px 10px;
  border-radius: 999px;
}
.ledger__state .dot { width: 5px; height: 5px; border-radius: 50%; background: currentColor; }

.ledger__rows { list-style: none; padding: 8px 18px 18px; }

.ledger__row {
  display: grid;
  grid-template-columns: 62px 18px 1fr;
  gap: 0 12px;
  align-items: start;
  padding-block: 12px;
}
.ledger__time {
  font-family: var(--mono);
  font-size: 11.5px;
  color: rgba(234,241,251,.5);
  padding-top: 2px;
  font-variant-numeric: tabular-nums;
}
.ledger__rail {
  position: relative;
  justify-self: center;
  width: 9px; height: 9px;
  margin-top: 6px;
  border-radius: 50%;
  border: 1.5px solid var(--cyan-vivid);
  background: #0B1C34;
}
.ledger__row:not(:last-child) .ledger__rail::after {
  content: '';
  position: absolute;
  left: 50%; top: 100%;
  transform: translateX(-50%);
  width: 1px; height: 32px;
  background: linear-gradient(var(--cyan-vivid), rgba(34,184,217,.15));
}
.ledger__row--done .ledger__rail { background: var(--cyan-vivid); }
.ledger__row--now .ledger__rail {
  border-color: #4ADE9E;
  background: #4ADE9E;
  box-shadow: 0 0 0 4px rgba(74,222,158,.18);
}
.ledger__label { font-size: 13.5px; font-weight: 600; color: #fff; line-height: 1.35; }
.ledger__meta {
  font-family: var(--mono);
  font-size: 11px;
  color: rgba(234,241,251,.52);
  margin-top: 3px;
  line-height: 1.5;
}

.ledger__note {
  padding: 12px 18px;
  border-top: 1px solid var(--hero-line);
  background: rgba(255,255,255,.03);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .05em;
  color: rgba(234,241,251,.45);
  text-transform: uppercase;
}

/* --------------------------------------------------------
   Barra de cifras
   -------------------------------------------------------- */
.metrics {
  border-bottom: 1px solid var(--line-soft);
  background: var(--paper);
}
.metrics__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.metric {
  padding: 30px 22px;
  text-align: center;
  border-left: 1px solid var(--line-soft);
}
.metric:first-child { border-left: 0; }
.metric strong {
  display: block;
  font-family: var(--display);
  font-size: 1.85rem;
  font-weight: 800;
  letter-spacing: -.03em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.metric span {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
  margin-top: 6px;
}

/* --------------------------------------------------------
   Secciones
   -------------------------------------------------------- */
.section { padding-block: 92px; }
.section--tinted { background: var(--surface); }
.section--bordered { border-top: 1px solid var(--line-soft); }

.section__head { max-width: 680px; margin-bottom: 54px; }
.section__head--center { margin-inline: auto; text-align: center; }
.section__head--center .eyebrow { justify-content: center; }
.section__title {
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  margin-block: 16px 14px;
}

/* --- Conócenos --- */
.about {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, .82fr);
  gap: 60px;
  align-items: start;
}
.about p + p { margin-top: 16px; }
.about p { color: var(--muted); }

.about__facts {
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.fact {
  background: var(--paper);
  padding: 22px 24px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: baseline;
  gap: 14px;
}
.fact dt {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}
.fact dd {
  font-family: var(--display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -.01em;
  text-align: right;
}
.fact--accent dd { color: var(--signal); }

/* --- Servicios: rejilla compartiendo filetes, no tarjetas flotantes --- */
.services {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.service {
  background: var(--paper);
  padding: 34px 30px;
  transition: background .22s;
}
.service:hover { background: var(--surface); }

.service__icon {
  width: 42px; height: 42px;
  display: grid; place-items: center;
  border-radius: var(--r-sm);
  background: var(--surface-2);
  color: var(--signal);
  margin-bottom: 20px;
}
.service__icon svg {
  width: 21px; height: 21px;
  stroke: currentColor; fill: none;
  stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round;
}
.service h3 { font-size: 1.05rem; margin-bottom: 9px; letter-spacing: -.01em; }
.service p { font-size: .9375rem; color: var(--muted); }

/* --- Cadena de custodia: aquí la numeración sí codifica orden real --- */
.chain {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 22px;
  counter-reset: step;
}
.chain__step {
  position: relative;
  padding-top: 30px;
  border-top: 2px solid var(--line);
}
.chain__step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  position: absolute;
  top: -1px;
  left: 0;
  transform: translateY(-50%);
  background: var(--surface);
  padding-right: 12px;
  font-family: var(--mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--signal);
}
.chain__step:nth-child(1) { border-top-color: var(--signal); }
.chain__step h3 { font-size: 1rem; margin-bottom: 8px; }
.chain__step p { font-size: .9rem; color: var(--muted); }
.chain__step .stamp {
  display: block;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-top: 12px;
}

/* --- Marco de operación: panel embutido bajo la cadena de custodia --- */
.safeguards {
  margin-top: 58px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.safeguard { background: var(--surface); padding: 28px 26px; }
.safeguard__seal {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--cyan);
}
.safeguard__seal svg {
  width: 15px; height: 15px; flex: none;
  stroke: currentColor; fill: none;
  stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round;
}
.safeguard h3 { font-size: 1rem; margin: 13px 0 8px; }
.safeguard p { font-size: .9rem; color: var(--muted); }

/* --- Sectores --- */
.sectors {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.sector {
  background: var(--paper);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  padding: 26px 24px;
  transition: border-color .22s, transform .22s, box-shadow .22s;
}
.sector:hover {
  border-color: var(--signal);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.sector__icon { color: var(--cyan); margin-bottom: 16px; }
.sector__icon svg {
  width: 24px; height: 24px;
  stroke: currentColor; fill: none;
  stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round;
}
.sector h3 { font-size: .98rem; margin-bottom: 7px; }
.sector p { font-size: .875rem; color: var(--muted); }
.sector__tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--brass);
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
  width: 100%;
}

/* --------------------------------------------------------
   Banda CTA
   -------------------------------------------------------- */
.band {
  position: relative;
  overflow: hidden;
  background: linear-gradient(140deg, #0A1A30 0%, #12305C 70%, #16407A 100%);
  color: #fff;
  padding-block: 66px;
  text-align: center;
}
.band::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(70% 140% at 50% 0%, rgba(34,184,217,.22), transparent 60%);
}
.band__inner { position: relative; z-index: 2; }
.band h2 { color: #fff; font-size: clamp(1.5rem, 2.8vw, 2.05rem); margin-bottom: 12px; }
.band p {
  color: rgba(255,255,255,.75);
  max-width: 52ch;
  margin: 0 auto 28px;
}

/* --------------------------------------------------------
   Contacto
   -------------------------------------------------------- */
.contact {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  gap: 56px;
  align-items: start;
}

.info__list { list-style: none; display: grid; gap: 2px; margin-top: 30px; }
.info__item {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 14px;
  padding-block: 16px;
  border-top: 1px solid var(--line-soft);
}
.info__item:last-child { border-bottom: 1px solid var(--line-soft); }
.info__item svg {
  width: 19px; height: 19px;
  stroke: var(--cyan); fill: none;
  stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round;
  margin-top: 3px;
}
.info__item dt {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .11em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
}
.info__item dd { font-size: .9375rem; color: var(--ink); line-height: 1.5; }

.form {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 34px;
  box-shadow: var(--shadow);
}
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: .11em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 7px;
}
.field input,
.field textarea {
  width: 100%;
  padding: 12px 14px;
  font-family: var(--body);
  font-size: 15px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  transition: border-color .18s, box-shadow .18s;
}
.field input::placeholder,
.field textarea::placeholder { color: color-mix(in srgb, var(--muted) 65%, transparent); }
.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--signal);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--signal) 18%, transparent);
}
.field textarea { min-height: 124px; resize: vertical; }

.field[data-invalid="true"] input,
.field[data-invalid="true"] textarea { border-color: #D4483B; }
.field__error {
  display: none;
  font-size: 12.5px;
  color: #D4483B;
  margin-top: 6px;
}
.field[data-invalid="true"] .field__error { display: block; }

.form .btn { width: 100%; }
.form__note {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: center;
  margin-top: 16px;
}

.form__ok {
  display: none;
  gap: 12px;
  align-items: flex-start;
  padding: 15px 17px;
  border: 1px solid color-mix(in srgb, var(--ok) 40%, transparent);
  background: color-mix(in srgb, var(--ok) 9%, transparent);
  border-radius: var(--r-sm);
  margin-bottom: 22px;
  font-size: 14px;
  color: var(--ink);
}
.form__ok.is-visible { display: grid; grid-template-columns: 20px 1fr; }
.form__ok svg {
  width: 18px; height: 18px; margin-top: 2px;
  stroke: var(--ok); fill: none; stroke-width: 2.2;
  stroke-linecap: round; stroke-linejoin: round;
}

.hp { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }

/* --------------------------------------------------------
   Footer
   -------------------------------------------------------- */
.footer {
  background: #08142A;
  color: rgba(255,255,255,.7);
  padding-block: 58px 26px;
  font-size: 14px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 38px;
}
.footer__about { max-width: 42ch; margin-top: 18px; line-height: 1.65; color: rgba(255,255,255,.62); }
.footer h3 {
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(255,255,255,.5);
  margin-bottom: 16px;
}
.footer ul { list-style: none; display: grid; gap: 10px; }
.footer a { transition: color .18s; }
.footer a:hover { color: var(--cyan-vivid); }
.footer address { font-style: normal; line-height: 1.7; color: rgba(255,255,255,.62); }

.footer__base {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 22px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .05em;
  color: rgba(255,255,255,.42);
}

/* --------------------------------------------------------
   Aparición al hacer scroll — parte de un estado visible
   -------------------------------------------------------- */
/* El contenido siempre es legible en reposo: la entrada solo desplaza
   unos píxeles, nunca lo oculta. Así la miniatura y el primer vistazo
   muestran la página completa aunque el observer no haya disparado. */
.rise {
  opacity: 1;
  transform: none;
  transition: transform .55s cubic-bezier(.22,.61,.36,1);
}
.js .rise:not(.is-in) { transform: translateY(12px); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .js .rise:not(.is-in) { opacity: 1; transform: none; }
}

/* --------------------------------------------------------
   Responsive
   -------------------------------------------------------- */
@media (max-width: 1040px) {
  .hero__grid { grid-template-columns: 1fr; gap: 44px; }
  .about { grid-template-columns: 1fr; gap: 40px; }
  .services { grid-template-columns: repeat(2, 1fr); }
  .chain { grid-template-columns: repeat(2, 1fr); gap: 28px 22px; }
  .safeguards { grid-template-columns: 1fr; }
  .sectors { grid-template-columns: repeat(2, 1fr); }
  .contact { grid-template-columns: 1fr; gap: 42px; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}

@media (max-width: 760px) {
  .burger { display: grid; }
  .nav {
    position: absolute;
    top: 72px; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow);
    padding: 12px var(--gutter) 20px;
  }
  .nav[hidden] { display: none; }
  .nav__list { flex-direction: column; gap: 0; }
  .nav__link { padding: 13px 0; border-bottom: 1px solid var(--line-soft); }
  .nav__link::after { display: none; }

  .hero { padding-block: 56px 64px; }
  .metrics__grid { grid-template-columns: 1fr 1fr; }
  .metric:nth-child(3) { border-left: 0; }
  .metric:nth-child(n+3) { border-top: 1px solid var(--line-soft); }
  .section { padding-block: 64px; }
  .section__head { margin-bottom: 38px; }
  .services { grid-template-columns: 1fr; }
  .chain { grid-template-columns: 1fr; gap: 26px; }
  .sectors { grid-template-columns: 1fr; }
  .form { padding: 24px; }
  .form__row { grid-template-columns: 1fr; gap: 0; }
  .footer__grid { grid-template-columns: 1fr; gap: 30px; }
  .hero__actions .btn { flex: 1 1 100%; }
}

@media (max-width: 380px) {
  .brand__name { font-size: 17px; }
  .brand__sub { font-size: 8.5px; letter-spacing: .16em; }
}