/* ============================================================
   ImporChina 360 — Landing
   Sistema de diseño: premium oscuro cálido · acento terracota
   ============================================================ */

:root {
  /* Color — neutros cálidos */
  --bg:        #0d0c0b;
  --bg-2:      #131110;
  --bg-3:      #1a1714;
  --bg-4:      #221d19;
  --line:      rgba(244,239,232,0.08);
  --line-2:    rgba(244,239,232,0.14);
  --text:      #f4efe8;
  --muted:     #a8a096;
  --muted-2:   #756d63;

  /* Acento — terracota cálido (oklch ≈ 0.64 0.17 38) */
  --accent:    #e0512f;
  --accent-2:  #ef6a42;
  --accent-dk: #b73c20;
  --accent-soft: rgba(224,81,47,0.12);
  --accent-line: rgba(224,81,47,0.34);
  --gold:      #e3b24a;

  /* Tipografía */
  --sans: "Archivo", -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: "Space Mono", "SFMono-Regular", ui-monospace, monospace;

  /* Métrica */
  --maxw: 1240px;
  --gutter: clamp(20px, 5vw, 64px);
  --radius: 14px;
  --radius-lg: 22px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

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

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

::selection { background: var(--accent); color: #fff; }

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

/* ---------- Tipografía utilitaria ---------- */
.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.eyebrow::before {
  content: "";
  width: 26px; height: 1px;
  background: var(--accent);
  display: inline-block;
}
.eyebrow.no-mark::before { display: none; }

h1, h2, h3 { font-weight: 800; line-height: 1.04; letter-spacing: -0.02em; text-wrap: balance; }

.display {
  font-size: clamp(44px, 7.4vw, 104px);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: -0.035em;
}
.h2 { font-size: clamp(32px, 4.6vw, 60px); letter-spacing: -0.03em; }
.h3 { font-size: clamp(22px, 2.4vw, 30px); letter-spacing: -0.02em; }
.lead { font-size: clamp(18px, 2vw, 22px); color: var(--muted); line-height: 1.55; text-wrap: pretty; max-width: 60ch; }

.accent { color: var(--accent); }
.serif-italic { font-style: italic; }

/* ---------- Layout ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding-inline: var(--gutter); }
section { position: relative; }
.section-pad { padding-block: clamp(80px, 11vw, 150px); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 600; font-size: 15px;
  padding: 15px 24px; border-radius: 100px;
  transition: transform .25s var(--ease), background .25s var(--ease), color .2s, box-shadow .3s;
  white-space: nowrap; line-height: 1;
}
.btn .arrow { transition: transform .3s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 1px 0 rgba(255,255,255,.18) inset, 0 12px 34px -12px var(--accent); }
.btn-primary:hover { background: var(--accent-2); transform: translateY(-2px); box-shadow: 0 1px 0 rgba(255,255,255,.22) inset, 0 18px 44px -14px var(--accent); }
.btn-ghost { border: 1px solid var(--line-2); color: var(--text); }
.btn-ghost:hover { border-color: var(--text); transform: translateY(-2px); }
.btn-wa { background: #1f2a24; border: 1px solid rgba(118,209,160,0.28); color: #cdeeda; }
.btn-wa:hover { background: #243329; border-color: rgba(118,209,160,0.5); transform: translateY(-2px); }
.btn-lg { padding: 18px 30px; font-size: 16px; }

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background .4s var(--ease), border-color .4s, backdrop-filter .4s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(13,12,11,0.78);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  border-bottom-color: var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.brand { display: flex; align-items: baseline; gap: 2px; font-weight: 800; font-size: 21px; letter-spacing: -0.03em; }
.brand .b-impor { color: var(--text); }
.brand .b-china { color: var(--accent); }
.brand .b-360 {
  font-family: var(--mono); font-size: 12px; font-weight: 700;
  letter-spacing: 0.04em; color: var(--text);
  background: var(--bg-3); border: 1px solid var(--line-2);
  padding: 3px 7px; border-radius: 6px; margin-left: 8px; align-self: center;
}
.nav-links { display: flex; align-items: center; gap: 34px; }
.nav-links a { font-size: 14.5px; color: var(--muted); transition: color .2s; position: relative; }
.nav-links a:hover { color: var(--text); }
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: -6px; height: 1px; width: 0;
  background: var(--accent); transition: width .3s var(--ease);
}
.nav-links a:hover::after { width: 100%; }
.nav-cta { display: flex; align-items: center; gap: 14px; }
.nav-toggle { display: none; }

@media (max-width: 960px) {
  .nav-links { display: none; }
  .nav-cta .btn-ghost { display: none; }
}

/* ============================================================
   HERO
   ============================================================ */
.hero { padding-top: 150px; padding-bottom: 90px; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(70% 60% at 78% 18%, rgba(224,81,47,0.16), transparent 60%),
    radial-gradient(50% 50% at 12% 90%, rgba(227,178,74,0.06), transparent 60%);
}
.hero-grid {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1.08fr 0.92fr; gap: clamp(30px, 5vw, 70px);
  align-items: center;
}
.hero h1 { margin: 22px 0 24px; }
.hero h1 .ln { display: block; overflow: hidden; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.hero-trust {
  margin-top: 46px; padding-top: 30px; border-top: 1px solid var(--line);
  display: grid; grid-template-columns: repeat(4, auto); gap: 30px 40px; justify-content: start;
}
.hero-trust .ht { }
.hero-trust .ht .n { font-size: 30px; font-weight: 800; letter-spacing: -0.03em; display: flex; align-items: baseline; gap: 3px; }
.hero-trust .ht .l { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted-2); margin-top: 4px; }

/* Hero visual — ruta China → Argentina */
.hero-visual { position: relative; }
.route-card {
  position: relative; border-radius: var(--radius-lg);
  background: linear-gradient(160deg, var(--bg-3), var(--bg-2));
  border: 1px solid var(--line-2); padding: 26px; overflow: hidden;
  box-shadow: 0 40px 80px -40px rgba(0,0,0,0.8);
}
.route-card .rc-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.route-card .rc-tag { font-family: var(--mono); font-size: 11px; letter-spacing: 0.16em; color: var(--muted); text-transform: uppercase; }
.route-card .rc-live { display: inline-flex; align-items: center; gap: 7px; font-family: var(--mono); font-size: 11px; color: var(--gold); }
.route-card .rc-live .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 0 0 rgba(227,178,74,0.6); animation: ping 2s infinite; }
@keyframes ping { 0% { box-shadow: 0 0 0 0 rgba(227,178,74,0.5);} 70%{ box-shadow: 0 0 0 9px rgba(227,178,74,0);} 100%{ box-shadow:0 0 0 0 rgba(227,178,74,0);} }
.route-map { position: relative; width: 100%; aspect-ratio: 1.35 / 1; }
.route-map svg { width: 100%; height: 100%; overflow: visible; }
.route-pt-label { font-family: var(--mono); font-size: 11px; fill: var(--text); letter-spacing: 0.08em; }
.route-pt-sub { font-family: var(--mono); font-size: 8.5px; fill: var(--muted-2); letter-spacing: 0.12em; }
.route-dash { stroke-dasharray: 6 7; animation: dash 1.4s linear infinite; }
@keyframes dash { to { stroke-dashoffset: -26; } }
.route-foot { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--line); }
.route-foot .rf .k { font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.14em; color: var(--muted-2); text-transform: uppercase; }
.route-foot .rf .v { font-size: 14px; font-weight: 600; margin-top: 3px; }

/* ============================================================
   MARQUEE / trust bar
   ============================================================ */
.marquee {
  border-block: 1px solid var(--line); background: var(--bg-2);
  overflow: hidden; padding-block: 20px;
}
.marquee-track { display: flex; gap: 0; width: max-content; animation: scrollx 38s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-item { display: inline-flex; align-items: center; gap: 14px; padding: 0 34px; font-size: 15px; color: var(--muted); white-space: nowrap; }
.marquee-item .star { color: var(--accent); font-size: 9px; }
.marquee-item b { color: var(--text); font-weight: 600; }
@keyframes scrollx { to { transform: translateX(-50%); } }

/* ============================================================
   SECTION HEADER
   ============================================================ */
.sec-head { max-width: 760px; margin-bottom: clamp(46px, 6vw, 72px); }
.sec-head .eyebrow { margin-bottom: 22px; }
.sec-head .lead { margin-top: 22px; }
.sec-head.center { margin-inline: auto; text-align: center; }
.sec-head.center .eyebrow { justify-content: center; }
.sec-head.center .lead { margin-inline: auto; }

/* ============================================================
   QUIÉNES SOMOS — capability grid
   ============================================================ */
.about { background: var(--bg); }
.cap-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.cap {
  background: var(--bg-2); padding: 28px 24px; transition: background .3s var(--ease); position: relative;
  min-height: 168px; display: flex; flex-direction: column; justify-content: space-between;
}
.cap:hover { background: var(--bg-3); }
.cap .cap-ic { width: 30px; height: 30px; color: var(--accent); }
.cap .cap-t { font-size: 17px; font-weight: 700; letter-spacing: -0.01em; margin-top: 18px; }
.cap .cap-d { font-size: 13.5px; color: var(--muted); margin-top: 6px; line-height: 1.45; }
.cap .cap-no { position: absolute; top: 18px; right: 20px; font-family: var(--mono); font-size: 11px; color: var(--muted-2); }

/* ============================================================
   PROCESO 360° — chain
   ============================================================ */
.proceso { background: var(--bg-2); border-block: 1px solid var(--line); }
.chain { margin-top: 10px; }
.chain-track { display: flex; gap: 10px; position: relative; }
.chain-step {
  flex: 1; text-align: left; padding: 18px 16px 20px; border-radius: var(--radius);
  border: 1px solid var(--line); background: var(--bg-3); transition: all .3s var(--ease);
  position: relative; min-width: 0;
}
.chain-step:hover { border-color: var(--line-2); transform: translateY(-3px); }
.chain-step.active { background: var(--accent-soft); border-color: var(--accent-line); }
.chain-step .cs-no { font-family: var(--mono); font-size: 11px; color: var(--muted-2); }
.chain-step.active .cs-no { color: var(--accent); }
.chain-step .cs-t { font-size: 15px; font-weight: 700; margin-top: 12px; letter-spacing: -0.01em; }
.chain-step .cs-bar { height: 3px; border-radius: 3px; background: var(--line-2); margin-top: 14px; overflow: hidden; }
.chain-step .cs-bar i { display: block; height: 100%; width: 0; background: var(--accent); transition: width .5s var(--ease); }
.chain-step.active .cs-bar i { width: 100%; }
.chain-detail {
  margin-top: 22px; background: var(--bg-3); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: clamp(26px, 3.5vw, 40px); display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 34px; align-items: center;
}
.chain-detail .cd-no { font-family: var(--mono); font-size: 13px; color: var(--accent); letter-spacing: 0.1em; }
.chain-detail .cd-t { font-size: clamp(26px,3vw,38px); font-weight: 800; letter-spacing: -0.025em; margin-top: 14px; }
.chain-detail .cd-d { color: var(--muted); margin-top: 16px; line-height: 1.6; }
.chain-detail .cd-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.cd-tag { font-size: 13px; padding: 9px 14px; border-radius: 100px; background: var(--bg); border: 1px solid var(--line); color: var(--muted); }

/* ============================================================
   SERVICIOS — 15
   ============================================================ */
.serv { background: var(--bg); }
.serv-bar { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 20px; margin-bottom: 36px; }
.filters { display: flex; flex-wrap: wrap; gap: 9px; }
.chip {
  font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.08em; text-transform: uppercase;
  padding: 9px 15px; border-radius: 100px; border: 1px solid var(--line-2); color: var(--muted);
  transition: all .22s var(--ease);
}
.chip:hover { color: var(--text); border-color: var(--text); }
.chip.active { background: var(--text); color: var(--bg); border-color: var(--text); }
.serv-count { font-family: var(--mono); font-size: 12px; color: var(--muted-2); letter-spacing: 0.1em; }

.serv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.scard {
  text-align: left; background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px 22px 22px; transition: all .3s var(--ease); position: relative; overflow: hidden;
  display: flex; flex-direction: column; min-height: 196px;
}
.scard::after {
  content: ""; position: absolute; left: 0; top: 0; height: 100%; width: 3px; background: var(--accent);
  transform: scaleY(0); transform-origin: top; transition: transform .35s var(--ease);
}
.scard:hover { background: var(--bg-3); border-color: var(--line-2); transform: translateY(-4px); box-shadow: 0 30px 50px -34px rgba(0,0,0,0.85); }
.scard:hover::after { transform: scaleY(1); }
.scard .sc-top { display: flex; align-items: center; justify-content: space-between; }
.scard .sc-no { font-family: var(--mono); font-size: 13px; color: var(--accent); font-weight: 700; letter-spacing: 0.06em; }
.scard .sc-cat { font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted-2); border: 1px solid var(--line); padding: 4px 8px; border-radius: 5px; }
.scard .sc-t { font-size: 19px; font-weight: 700; letter-spacing: -0.015em; margin-top: 20px; line-height: 1.2; }
.scard .sc-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.scard .sc-tags span { font-size: 12px; color: var(--muted); padding: 4px 9px; border-radius: 6px; background: var(--bg); border: 1px solid var(--line); }
.scard .sc-tags .more { color: var(--accent); border-color: var(--accent-line); background: var(--accent-soft); }
.scard .sc-open { margin-top: auto; padding-top: 18px; font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted-2); display: flex; align-items: center; gap: 8px; transition: color .2s; }
.scard:hover .sc-open { color: var(--text); }
.scard.hide { display: none; }

/* Modal */
.modal-back {
  position: fixed; inset: 0; z-index: 200; background: rgba(6,5,5,0.74);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center; padding: 24px;
  opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s;
}
.modal-back.open { opacity: 1; visibility: visible; }
.modal {
  width: 100%; max-width: 620px; background: var(--bg-3); border: 1px solid var(--line-2);
  border-radius: var(--radius-lg); padding: clamp(28px, 4vw, 44px); position: relative;
  transform: translateY(20px) scale(.98); transition: transform .4s var(--ease); max-height: 88vh; overflow-y: auto;
}
.modal-back.open .modal { transform: none; }
.modal .m-no { font-family: var(--mono); font-size: 13px; color: var(--accent); letter-spacing: 0.1em; }
.modal .m-cat { font-family: var(--mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted-2); margin-left: 12px; }
.modal .m-t { font-size: clamp(26px, 3.4vw, 36px); font-weight: 800; letter-spacing: -0.025em; margin-top: 16px; }
.modal .m-d { color: var(--muted); margin-top: 14px; line-height: 1.6; }
.modal .m-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 22px; margin-top: 26px; }
.modal .m-list li { list-style: none; display: flex; gap: 11px; align-items: flex-start; font-size: 15px; color: var(--text); }
.modal .m-list li svg { flex-shrink: 0; color: var(--accent); margin-top: 3px; }
.modal .m-cta { margin-top: 30px; display: flex; gap: 12px; flex-wrap: wrap; }
.modal-x { position: absolute; top: 18px; right: 18px; width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--line-2); color: var(--muted); display: grid; place-items: center; transition: all .2s; }
.modal-x:hover { color: var(--text); border-color: var(--text); transform: rotate(90deg); }

/* ============================================================
   MODALIDAD — comparación
   ============================================================ */
.modalidad { background: var(--bg-2); border-block: 1px solid var(--line); }
.mod-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.mod-card { background: var(--bg-3); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: clamp(28px,3.4vw,42px); transition: all .3s var(--ease); position: relative; }
.mod-card:hover { border-color: var(--line-2); transform: translateY(-3px); }
.mod-card.feat { background: linear-gradient(165deg, var(--bg-4), var(--bg-3)); border-color: var(--accent-line); }
.mod-card .mc-badge { display: inline-flex; font-family: var(--mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; padding: 6px 11px; border-radius: 100px; }
.mod-card.feat .mc-badge { background: var(--accent); color: #fff; }
.mod-card:not(.feat) .mc-badge { background: var(--bg); border: 1px solid var(--line-2); color: var(--muted); }
.mod-card .mc-t { font-size: clamp(24px,2.7vw,32px); font-weight: 800; letter-spacing: -0.025em; margin-top: 20px; }
.mod-card .mc-d { color: var(--muted); margin-top: 12px; line-height: 1.55; }
.mod-card ul { list-style: none; margin-top: 26px; display: flex; flex-direction: column; gap: 13px; }
.mod-card li { display: flex; gap: 12px; align-items: flex-start; font-size: 15.5px; }
.mod-card li svg { flex-shrink: 0; color: var(--accent); margin-top: 3px; }

/* ============================================================
   COSTO PUERTA A PUERTA
   ============================================================ */
.costo { background: var(--bg); }
.costo-grid { display: grid; grid-template-columns: 1fr 0.85fr; gap: clamp(34px,5vw,70px); align-items: start; }
.cost-items { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.cost-item { background: var(--bg-2); padding: 18px 20px; display: flex; align-items: center; gap: 14px; transition: background .25s; }
.cost-item:hover { background: var(--bg-3); }
.cost-item .ci-no { font-family: var(--mono); font-size: 11px; color: var(--muted-2); width: 22px; }
.cost-item .ci-t { font-size: 15px; font-weight: 500; }
.cost-item.total { grid-column: 1 / -1; background: var(--accent-soft); }
.cost-item.total .ci-t { color: var(--accent-2); font-weight: 700; font-size: 16px; }
.cost-item.total .ci-no { color: var(--accent); }
.cost-side { position: sticky; top: 100px; }
.cost-side .cs-quote { background: linear-gradient(165deg, var(--bg-3), var(--bg-2)); border: 1px solid var(--line-2); border-radius: var(--radius-lg); padding: clamp(28px,3.4vw,40px); }
.cost-side .csq-big { font-size: clamp(46px,6vw,72px); font-weight: 800; letter-spacing: -0.04em; line-height: 1; }
.cost-side .csq-sub { font-family: var(--mono); font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-top: 14px; }

/* ============================================================
   CTA FINAL + FORM
   ============================================================ */
.cta-final { background: var(--bg-2); border-top: 1px solid var(--line); overflow: hidden; position: relative; }
.cta-final::before { content: ""; position: absolute; inset: 0; background: radial-gradient(60% 80% at 80% 10%, rgba(224,81,47,0.14), transparent 55%); pointer-events: none; }
.cta-grid { position: relative; display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(36px,5vw,72px); align-items: center; }
.cta-form { background: var(--bg-3); border: 1px solid var(--line-2); border-radius: var(--radius-lg); padding: clamp(26px,3.2vw,38px); }
.cta-form .field { margin-bottom: 16px; }
.cta-form label { display: block; font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.cta-form input, .cta-form textarea, .cta-form select {
  width: 100%; background: var(--bg); border: 1px solid var(--line-2); border-radius: 11px;
  padding: 14px 15px; color: var(--text); font-family: inherit; font-size: 15px; transition: border-color .2s, background .2s;
}
.cta-form input:focus, .cta-form textarea:focus, .cta-form select:focus { outline: none; border-color: var(--accent); background: var(--bg-2); }
.cta-form textarea { resize: vertical; min-height: 84px; }
.cta-form .row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.cta-form .submit { width: 100%; justify-content: center; margin-top: 8px; }
.form-ok { display: none; text-align: center; padding: 20px 0; }
.form-ok.show { display: block; }
.form-ok .ok-ic { width: 56px; height: 56px; margin: 0 auto 18px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; }
.cta-form.sent .cta-fields { display: none; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { background: var(--bg); border-top: 1px solid var(--line); padding-block: 70px 40px; }
.foot-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; }
.foot-brand .brand { font-size: 24px; margin-bottom: 18px; }
.foot-brand p { color: var(--muted); font-size: 14.5px; max-width: 34ch; line-height: 1.55; }
.foot-col h4 { font-family: var(--mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted-2); margin-bottom: 18px; font-weight: 700; }
.foot-col a, .foot-col .fi { display: block; color: var(--muted); font-size: 14.5px; margin-bottom: 12px; transition: color .2s; }
.foot-col a:hover { color: var(--accent); }
.foot-bottom { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; margin-top: 56px; padding-top: 26px; border-top: 1px solid var(--line); }
.foot-bottom p { font-size: 13px; color: var(--muted-2); font-family: var(--mono); letter-spacing: 0.04em; }

/* ============================================================
   REVEAL — resting state SIEMPRE visible; la animación sólo añade
   movimiento de entrada (sin fill-mode que retenga el estado oculto).
   ============================================================ */
.reveal { opacity: 1; transform: none; }

@keyframes revealIn {
  from { opacity: 0; transform: translateY(26px); }
  to   { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: no-preference) {
  html.js .reveal.in { animation: revealIn .8s var(--ease); }
  html.js .reveal.in.d1 { animation-delay: .08s; }
  html.js .reveal.in.d2 { animation-delay: .16s; }
  html.js .reveal.in.d3 { animation-delay: .24s; }
  html.js .reveal.in.d4 { animation-delay: .32s; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1040px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { max-width: 480px; }
  .cap-grid { grid-template-columns: repeat(2, 1fr); }
  .serv-grid { grid-template-columns: repeat(2, 1fr); }
  .chain-detail { grid-template-columns: 1fr; gap: 20px; }
  .costo-grid { grid-template-columns: 1fr; }
  .cost-side { position: static; }
  .cta-grid { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
}
@media (max-width: 760px) {
  body { font-size: 16px; }
  .chain-track { flex-wrap: wrap; }
  .chain-step { flex: 1 1 calc(50% - 6px); }
  .hero-trust { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .mod-grid { grid-template-columns: 1fr; }
  .cost-items { grid-template-columns: 1fr; }
  .cost-item.total { grid-column: 1; }
  .serv-grid { grid-template-columns: 1fr; }
  .modal .m-list { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr; }
  .cta-form .row2 { grid-template-columns: 1fr; }
}
@media (max-width: 460px) {
  .cap-grid { grid-template-columns: 1fr; }
  .hero-trust { grid-template-columns: 1fr 1fr; }
}


/* ============================================================
   INTRO / ATTRACT-MODE — slideshow fullscreen
   Aparece al cargar y reaparece tras 60s sin interacción.
   ============================================================ */
.intro { position: fixed; inset: 0; z-index: 300; background: var(--bg); cursor: pointer;
  opacity: 1; visibility: visible; transition: opacity .7s var(--ease), visibility .7s; overflow: hidden; }
.intro.hide { opacity: 0; visibility: hidden; pointer-events: none; }
.intro-slides { position: absolute; inset: 0; }
.intro-slide { position: absolute; inset: 0; background-size: contain; background-repeat: no-repeat; background-position: center;
  opacity: 0; transition: opacity 1.3s ease; }
.intro-slide.active { opacity: 1; }
@media (prefers-reduced-motion: no-preference) {
  .intro-slide.active { animation: kenburns 6.5s ease-out both; }
}
@keyframes kenburns { from { transform: scale(1.07); } to { transform: scale(1); } }
.intro-veil { position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(to bottom, rgba(13,12,11,0.55), rgba(13,12,11,0) 24%); }
.intro-top { position: absolute; left: 0; right: 0; bottom: clamp(22px, 4vw, 34px); display: flex; justify-content: center; }
.intro-dots { display: flex; gap: 8px; pointer-events: none; }
.intro-dots i { width: 7px; height: 7px; border-radius: 50%; background: rgba(244,239,232,0.28); transition: all .35s var(--ease); }
.intro-dots i.on { background: var(--accent); width: 24px; border-radius: 4px; }
.intro-ui { position: absolute; top: clamp(24px, 4vw, 40px); right: clamp(22px, 5vw, 64px);
  display: flex; flex-direction: column; align-items: flex-end; gap: 12px; text-align: right; }
.intro-kick { font-family: var(--mono); font-size: 12px; letter-spacing: 0.26em; text-transform: uppercase; color: var(--muted); }
.intro-enter { pointer-events: auto; }
.intro-hint { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--muted-2); }
@media (max-width: 760px) { .intro-kick { font-size: 10.5px; } .intro-hint { font-size: 9.5px; } }