/* ═══════════════════════════════════════════
   NINSAR — Stylesheet
   Industrial minimalista: concreto, tinta, arena
   ═══════════════════════════════════════════ */

:root {
  --bg:        #f2efe9;
  --bg-2:      #e8e4dc;
  --paper:     #faf8f4;
  --ink:       #121211;
  --muted:     #6f6b64;
  --line:      rgba(18,18,17,.13);
  --line-2:    rgba(18,18,17,.28);
  --grid:      rgba(18,18,17,.05);
  --sand:      #c29a5b;
  --sand-deep: #8c6a35;
  --on-dark:   #ece8e1;
  --on-dark-2: #9a958c;
  --line-dark: rgba(236,232,225,.14);
  --error:     #b5452f;

  --pad:  clamp(20px, 4.5vw, 64px);
  --nav:  68px;
  --ease:    cubic-bezier(.2,.8,.2,1);
  --ease-io: cubic-bezier(.7,0,.3,1);

  --f-sans:  'Archivo', system-ui, -apple-system, sans-serif;
  --f-mono:  'IBM Plex Mono', ui-monospace, Menlo, monospace;
  --f-serif: 'Instrument Serif', Georgia, serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  background: var(--bg); color: var(--ink);
  font-family: var(--f-sans); font-size: 16px; line-height: 1.5;
  overflow-x: hidden; -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
svg, canvas { display: block; }
button, input, select, textarea { font: inherit; color: inherit; }
::selection { background: var(--sand); color: var(--ink); }
:focus-visible { outline: 2px solid var(--sand); outline-offset: 3px; }

em { font-family: var(--f-serif); font-style: italic; font-weight: 400; letter-spacing: -.01em; }

/* ── PÁGINAS Y TRANSICIÓN ──────────────────── */
.page { display: none; }
.page.active { display: block; }

.progress {
  position: fixed; top: 0; left: 0; right: 0; z-index: 400;
  height: 2px; background: var(--sand);
  transform: scaleX(0); transform-origin: 0 50%;
}

.curtain {
  position: fixed; inset: 0; z-index: 600;
  background: var(--ink); pointer-events: none;
  display: flex; align-items: flex-end; padding: var(--pad);
  transform: translateY(100%);
}
.curtain span {
  font-weight: 500; font-stretch: 82%;
  font-size: clamp(3rem, 11vw, 10rem); line-height: .9; letter-spacing: -.035em;
  color: var(--on-dark);
  opacity: 0; transform: translateY(30px);
  transition: opacity .35s, transform .5s var(--ease);
}
.curtain.in  { transform: translateY(0);     transition: transform .5s var(--ease-io); pointer-events: auto; }
.curtain.out { transform: translateY(-100%); transition: transform .55s var(--ease-io); }
.curtain.in span, .curtain.out span { opacity: 1; transform: none; }
.curtain.in span { transition-delay: .12s; }

/* ── NAV ───────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 300;
  height: var(--nav); padding: 0 var(--pad);
  display: flex; align-items: center; gap: 32px;
  background: rgba(242,239,233,.84);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  transition: transform .45s var(--ease);
}
.nav.hide { transform: translateY(-100%); }

.logo { font-weight: 700; font-stretch: 125%; font-size: 1.05rem; letter-spacing: .14em; }
.logo span { color: var(--sand); }

.nav-links { display: flex; align-items: center; gap: 28px; margin-left: auto; }
.nav-link {
  position: relative; padding: 6px 0;
  font-family: var(--f-mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--muted); transition: color .3s;
}
.nav-link i { font-style: normal; font-size: .62rem; color: var(--sand-deep); margin-right: 6px; }
.nav-link::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
  background: var(--ink); transform: scaleX(0); transform-origin: right;
  transition: transform .45s var(--ease);
}
.nav-link:hover, .nav-link.active { color: var(--ink); }
.nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); transform-origin: left; }

.nav-group {
  font-family: var(--f-mono); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase;
  padding: 7px 10px; border: 1px solid var(--line-2);
  transition: background .3s, color .3s, border-color .3s;
}
.nav-group b { display: inline-block; font-weight: 400; transition: transform .35s var(--ease); }
.nav-group:hover { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.nav-group:hover b { transform: translate(2px,-2px); }

.menu-toggle {
  display: none; flex-direction: column; justify-content: center; gap: 6px;
  width: 44px; height: 44px; margin-left: auto;
  background: none; border: 0; cursor: pointer;
}
.menu-toggle span {
  display: block; width: 24px; height: 1.5px; margin: 0 auto;
  background: var(--ink); transition: transform .4s var(--ease);
}
.menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.75px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:last-child  { transform: translateY(-3.75px) rotate(-45deg); }

/* ── BOTONES ───────────────────────────────── */
.btn {
  position: relative; overflow: hidden; isolation: isolate;
  display: inline-flex; align-items: center; gap: 14px;
  height: 52px; padding: 0 26px;
  font-family: var(--f-mono); font-size: .74rem; letter-spacing: .12em; text-transform: uppercase;
  border: 1px solid var(--ink); cursor: pointer; white-space: nowrap;
  transition: color .4s var(--ease), border-color .4s, transform .35s var(--ease);
}
.btn::before {
  content: ''; position: absolute; inset: 0; z-index: -1;
  background: var(--sand); transform: translateY(101%);
  transition: transform .45s var(--ease);
}
.btn:hover::before { transform: translateY(0); }
.btn span { display: inline-block; transition: transform .4s var(--ease); }
.btn:hover span { transform: translateX(4px); }
.btn-ink  { background: var(--ink); color: var(--bg); }
.btn-ink:hover { color: var(--ink); border-color: var(--sand); }
.btn-line { background: transparent; color: var(--ink); }
.btn-line::before { background: var(--ink); }
.btn-line:hover { color: var(--bg); }
.btn-sm { height: 40px; padding: 0 18px; font-size: .68rem; }
.btn-block { width: 100%; justify-content: space-between; margin-top: 8px; }

/* ── ELEMENTOS COMUNES ─────────────────────── */
.label {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--f-mono); font-size: .7rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--sand-deep); margin-bottom: 20px;
}
.label::before { content: ''; width: 18px; height: 1px; background: currentColor; }

.display {
  font-weight: 500; font-stretch: 82%;
  font-size: clamp(3.2rem, 7.6vw, 7.4rem); line-height: .92; letter-spacing: -.035em;
  margin-bottom: 32px;
}
.display em, .title em, .cta h2 em { color: var(--sand-deep); }

.title {
  font-weight: 500; font-stretch: 85%;
  font-size: clamp(2.1rem, 4.4vw, 3.8rem); line-height: 1; letter-spacing: -.025em;
  max-width: 17ch;
}
.lead { max-width: 44ch; font-size: 1.05rem; line-height: 1.65; color: var(--muted); }

.section { padding: clamp(80px, 11vw, 150px) var(--pad); }
.section-head {
  display: grid; grid-template-columns: 1fr 1.7fr; gap: 40px; align-items: end;
  margin-bottom: clamp(40px, 6vw, 72px);
}
.section-head .label { margin-bottom: 0; align-self: start; padding-top: 12px; }

/* Aparición al hacer scroll (solo con JS activo) */
.js .reveal {
  opacity: 0; transform: translateY(28px);
  transition: opacity .9s var(--ease) var(--d, 0s), transform .9s var(--ease) var(--d, 0s);
}
.js .reveal.in { opacity: 1; transform: none; }

.lines .ln { display: block; overflow: hidden; padding-bottom: .1em; margin-bottom: -.1em; }
.lines .ln > span { display: block; }
.js .lines .ln > span { transform: translateY(110%); transition: transform 1.1s var(--ease); }
.js .lines.in .ln > span { transform: none; }
.lines .ln:nth-child(2) > span { transition-delay: .08s; }
.lines .ln:nth-child(3) > span { transition-delay: .16s; }

/* ── HERO ──────────────────────────────────── */
.hero {
  min-height: 100svh;
  padding: calc(var(--nav) + 56px) var(--pad) 56px;
  display: grid; grid-template-columns: 1.15fr .85fr; align-items: center;
  gap: clamp(32px, 5vw, 80px);
}
.kicker {
  display: flex; align-items: center; gap: 12px; margin-bottom: 32px;
  font-family: var(--f-mono); font-size: .72rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--muted);
}
.dot { position: relative; width: 7px; height: 7px; border-radius: 50%; background: var(--sand); }
.dot::after {
  content: ''; position: absolute; inset: 0; border-radius: 50%; background: var(--sand);
  animation: ping 2.4s var(--ease) infinite;
}
@keyframes ping { from { transform: scale(1); opacity: .7; } to { transform: scale(3.2); opacity: 0; } }
.hero .lead { margin-bottom: 40px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }

.hero-visual { position: relative; width: min(100%, 560px); aspect-ratio: 1; justify-self: end; }
.viewport {
  position: absolute; inset: 0; border: 1px solid var(--line);
  background:
    linear-gradient(var(--grid) 1px, transparent 1px) 0 0 / 10% 10%,
    linear-gradient(90deg, var(--grid) 1px, transparent 1px) 0 0 / 10% 10%;
}
.viewport::before, .viewport::after { content: ''; position: absolute; background: var(--line); }
.viewport::before { left: 50%; top: 0; bottom: 0; width: 1px; }
.viewport::after  { top: 50%; left: 0; right: 0; height: 1px; }

.sand-canvas {
  position: absolute; inset: 0; z-index: 1; width: 100%; height: 100%;
  -webkit-mask-image: radial-gradient(closest-side, #000 60%, transparent 100%);
          mask-image: radial-gradient(closest-side, #000 60%, transparent 100%);
}
.hero-center {
  position: absolute; left: 50%; top: 50%; z-index: 2;
  width: 76px; height: 76px; margin: -38px 0 0 -38px;
  background: var(--ink); display: grid; place-items: center;
  box-shadow: 0 12px 30px rgba(18,18,17,.18);
}
.hero-center span { font-weight: 700; font-stretch: 125%; font-size: 1.55rem; color: var(--bg); }
.hero-center.impact { animation: impact .7s cubic-bezier(.3,.7,.4,1); }
@keyframes impact {
  0%   { transform: scale(1); }
  22%  { transform: scale(.93); }
  100% { transform: scale(1); }
}

.corner { position: absolute; z-index: 3; width: 14px; height: 14px; border: 0 solid var(--ink); }
.c-tl { top: -1px; left: -1px;  border-top-width: 2px; border-left-width: 2px; }
.c-tr { top: -1px; right: -1px; border-top-width: 2px; border-right-width: 2px; }
.c-bl { bottom: -1px; left: -1px;  border-bottom-width: 2px; border-left-width: 2px; }
.c-br { bottom: -1px; right: -1px; border-bottom-width: 2px; border-right-width: 2px; }
.readout {
  position: absolute; z-index: 3;
  font-family: var(--f-mono); font-size: .62rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--muted);
}
.readout b { font-weight: 500; color: var(--ink); font-variant-numeric: tabular-nums; }
.r-tl { top: 14px; left: 18px; }
.r-tr { top: 14px; right: 18px; }
.r-bl { bottom: 14px; left: 18px; }
.r-br { bottom: 14px; right: 18px; }

/* ── TICKER ────────────────────────────────── */
.ticker { background: var(--ink); color: var(--on-dark); overflow: hidden; padding: 20px 0; }
.ticker-track { display: flex; width: max-content; animation: marquee 40s linear infinite; }
.ticker:hover .ticker-track { animation-play-state: paused; }
.ticker-group { display: flex; align-items: center; }
.ticker span {
  padding: 0 28px; white-space: nowrap;
  font-weight: 500; font-stretch: 85%; font-size: clamp(1.4rem, 2.4vw, 2rem); letter-spacing: -.01em;
}
.ticker i { font-style: normal; color: var(--sand); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ── DATOS DE LA EMPRESA ───────────────────── */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); border-bottom: 1px solid var(--line); }
.stat { display: block; padding: 44px var(--pad) 40px; border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }
.stat-tag { font-family: var(--f-mono); font-size: .66rem; letter-spacing: .12em; color: var(--muted); }
.stat-big {
  font-weight: 500; font-stretch: 85%;
  font-size: clamp(1.8rem, 3.2vw, 2.8rem); line-height: 1.05; letter-spacing: -.025em;
  margin: 18px 0 12px;
}
.stat-big b { display: inline-block; font-weight: 400; color: var(--sand-deep); transition: transform .4s var(--ease); }
a.stat:hover .stat-big b { transform: translate(3px,-3px); }
.stat-label { font-family: var(--f-mono); font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }

/* ── HUMO CON CÍRCULOS (capas creadas desde JS) ─ */
.smoke-host { position: relative; overflow: hidden; isolation: isolate; }
.smoke {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  opacity: .75; transition: opacity .5s;
}
.smoke::before {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 65%;
  background: linear-gradient(to top, rgba(194,154,91,.13), rgba(194,154,91,0));
}
.smoke-host:hover .smoke { opacity: 1; }
.smoke * { animation-play-state: paused !important; }
.smoke-host.live .smoke * { animation-play-state: running !important; }

.smoke-puff {
  position: absolute; left: var(--x); bottom: -38%;
  width: var(--w, 72%); aspect-ratio: 1; margin-left: calc(var(--w, 72%) / -2);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(194,154,91,.34) 0%, rgba(194,154,91,.12) 45%, rgba(194,154,91,0) 70%);
  filter: blur(18px);
  animation: puff var(--dur) ease-in-out var(--delay) infinite;
  will-change: transform;
}
@keyframes puff {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%      { transform: translate(var(--dx), -22%) scale(1.18); }
  66%      { transform: translate(calc(var(--dx) * -1), -10%) scale(.9); }
}
.smoke-orb {
  position: absolute; left: var(--x); bottom: -20px;
  width: var(--s); height: var(--s); border-radius: 50%;
  border: 1px solid rgba(194,154,91,.6); opacity: 0;
  animation: rise var(--dur) cubic-bezier(.35,.1,.6,1) var(--delay) infinite;
  will-change: transform, opacity;
}
.smoke-orb.fill {
  border: 0;
  background: radial-gradient(circle at 35% 35%, rgba(255,255,255,.55), rgba(194,154,91,.4) 70%);
}
@keyframes rise {
  0%   { transform: translate(0, 0) scale(.4); opacity: 0; }
  15%  { opacity: .9; }
  70%  { opacity: .45; }
  100% { transform: translate(var(--drift), -240px) scale(1.15); opacity: 0; }
}

/* ── LISTA DE SERVICIOS (inicio) ───────────── */
.svc-list { border-top: 1px solid var(--ink); }
.svc-item {
  display: grid; grid-template-columns: 80px minmax(0,1.1fr) minmax(0,1.3fr) 48px;
  gap: 24px; align-items: center;
  padding: 34px 20px; border-bottom: 1px solid var(--line);
  transition: color .45s var(--ease);
}
.svc-item::before {
  content: ''; position: absolute; inset: 0; z-index: -2;
  background: var(--ink); transform: scaleY(0); transform-origin: bottom;
  transition: transform .55s var(--ease);
}
.svc-item:hover { color: var(--on-dark); }
.svc-item:hover::before { transform: scaleY(1); }
.svc-idx { font-family: var(--f-mono); font-size: .75rem; color: var(--sand-deep); transition: color .45s; }
.svc-item:hover .svc-idx { color: var(--sand); }
.svc-name {
  font-weight: 500; font-stretch: 85%;
  font-size: clamp(1.6rem, 3vw, 2.6rem); line-height: 1.05; letter-spacing: -.02em;
  transition: transform .55s var(--ease);
}
.svc-item:hover .svc-name { transform: translateX(12px); }
.svc-text { font-size: .95rem; line-height: 1.6; color: var(--muted); transition: color .45s; }
.svc-item:hover .svc-text { color: var(--on-dark-2); }
.svc-arrow {
  width: 48px; height: 48px; border-radius: 50%; border: 1px solid var(--line-2);
  display: grid; place-items: center; justify-self: end;
  transition: transform .55s var(--ease), background .4s, border-color .4s, color .4s;
}
.svc-item:hover .svc-arrow { transform: rotate(-45deg); background: var(--sand); border-color: var(--sand); color: var(--ink); }

/* ── PROCESO ───────────────────────────────── */
.process { padding-top: 0; }
.process-track { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); }
.process-line { position: absolute; left: 0; right: 0; top: 0; height: 1px; background: var(--line); }
.process-line i {
  position: absolute; left: 0; right: 0; top: -.5px; height: 2px; background: var(--sand);
  transform: scaleX(var(--p, 0)); transform-origin: left;
}
.step { position: relative; padding: 44px 28px 0 0; }
.step::before {
  content: ''; position: absolute; top: -6px; left: 0; width: 11px; height: 11px;
  background: var(--bg); border: 1px solid var(--line-2); transform: rotate(45deg);
  transition: background .4s, border-color .4s;
}
.step.on::before { background: var(--sand); border-color: var(--sand); }
.step-idx { display: block; margin-bottom: 18px; font-family: var(--f-mono); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.step h3 {
  font-weight: 500; font-stretch: 88%; font-size: 1.6rem; letter-spacing: -.015em;
  margin-bottom: 12px; color: var(--muted); transition: color .4s;
}
.step.on h3 { color: var(--ink); }
.step p { font-size: .92rem; line-height: 1.65; color: var(--muted); max-width: 28ch; }

/* ── PROYECTO DESTACADO ────────────────────── */
.project { padding-top: 0; }
.spot { --mx: 50%; --my: 50%; }
.project-card {
  position: relative; display: grid; grid-template-columns: auto 1fr auto;
  gap: clamp(24px, 4vw, 56px); align-items: center;
  padding: clamp(28px, 4vw, 48px);
  background: var(--paper); border: 1px solid var(--line);
  transform: perspective(1000px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateY(var(--ty, 0px));
  transition: border-color .4s, box-shadow .5s var(--ease), transform .25s ease-out;
}
.project-card:hover { --ty: -4px; border-color: var(--sand); box-shadow: 0 28px 50px -28px rgba(18,18,17,.3); }
.project-card .corner { opacity: 0; transition: opacity .4s, transform .5s var(--ease); }
.project-card .c-tl { transform: translate(8px, 8px); }
.project-card .c-tr { transform: translate(-8px, 8px); }
.project-card .c-bl { transform: translate(8px, -8px); }
.project-card .c-br { transform: translate(-8px, -8px); }
.project-card:hover .corner { opacity: 1; transform: none; }

/* Logo de Vandlyn: la V se dibuja al aparecer y otra vez al pasar el mouse */
.project-logo { position: relative; width: clamp(96px, 11vw, 140px); }
.project-logo::before, .project-logo::after {
  content: ''; position: absolute; inset: 0; border-radius: 25%;
  border: 1px solid var(--sand); opacity: 0; pointer-events: none;
}
.project-card:hover .project-logo::before { animation: ring 1.8s var(--ease) infinite; }
.project-card:hover .project-logo::after  { animation: ring 1.8s var(--ease) .6s infinite; }
@keyframes ring { from { transform: scale(1); opacity: .8; } to { transform: scale(1.45); opacity: 0; } }
.project-logo svg { position: relative; width: 100%; height: auto; transition: transform .6s var(--ease); }
.project-card:hover .project-logo svg { transform: rotate(-6deg) scale(1.04); }
.pl-bg { fill: #30406a; }
.pl-v { fill: none; stroke: #c9a97e; stroke-width: 6; stroke-linecap: round; stroke-linejoin: round; }
.js .pl-v { stroke-dasharray: 1; stroke-dashoffset: 1; transition: stroke-dashoffset 1.2s var(--ease) .35s; }
.js .in .pl-v { stroke-dashoffset: 0; }
.project-card:hover .pl-v { animation: redraw 1s var(--ease); }
@keyframes redraw { from { stroke-dashoffset: 1; } to { stroke-dashoffset: 0; } }

.project-name {
  position: relative; display: inline-block;
  font-weight: 500; font-stretch: 85%;
  font-size: clamp(2.4rem, 5vw, 4.2rem); line-height: .95; letter-spacing: -.03em; margin-bottom: 16px;
}
.project-name::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -4px; height: 2px; background: var(--sand);
  transform: scaleX(0); transform-origin: left; transition: transform .6s var(--ease);
}
.project-card:hover .project-name::after { transform: scaleX(1); }
.project-desc { max-width: 58ch; line-height: 1.7; color: var(--muted); }
.project-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.project-tags span {
  padding: 6px 10px; border: 1px solid var(--line-2);
  font-family: var(--f-mono); font-size: .64rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted);
}
.project-go {
  display: flex; align-items: center; gap: 14px; align-self: end;
  font-family: var(--f-mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; white-space: nowrap;
}
.pg-circle {
  width: 56px; height: 56px; border-radius: 50%; border: 1px solid var(--line-2);
  display: grid; place-items: center; font-size: 1.1rem;
  transition: background .4s, color .4s, border-color .4s, transform .5s var(--ease);
}
.project-card:hover .pg-circle { background: var(--ink); color: var(--bg); border-color: var(--ink); transform: rotate(45deg); }

/* ── REDES SOCIALES ────────────────────────── */
.social-section { padding: 0 var(--pad) clamp(64px, 8vw, 110px); }
.socials { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); }
.social {
  display: grid; grid-template-columns: auto 1fr auto; column-gap: 18px; row-gap: 4px; align-items: center;
  padding: 30px; border-right: 1px solid var(--line);
  transition: color .45s var(--ease);
}
.social:last-child { border-right: 0; }
.social::before {
  content: ''; position: absolute; inset: 0; z-index: -2;
  background: var(--ink); transform: scaleY(0); transform-origin: bottom;
  transition: transform .55s var(--ease);
}
.social:hover { color: var(--on-dark); }
.social:hover::before { transform: scaleY(1); }
.social svg { grid-row: 1 / 3; width: 36px; height: 36px; transition: transform .5s var(--ease); }
.social:hover svg { transform: scale(1.12) rotate(-6deg); }
.social-name { font-weight: 500; font-stretch: 88%; font-size: 1.5rem; letter-spacing: -.015em; line-height: 1; }
.social-handle {
  grid-column: 2; font-family: var(--f-mono); font-size: .64rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--muted); transition: color .45s;
}
.social:hover .social-handle { color: var(--on-dark-2); }
.social-arrow {
  grid-row: 1 / 3; grid-column: 3;
  width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--line-2);
  display: grid; place-items: center;
  transition: transform .55s var(--ease), background .4s, border-color .4s, color .4s;
}
.social:hover .social-arrow { transform: rotate(45deg); background: var(--sand); border-color: var(--sand); color: var(--ink); }
.social.soon { cursor: default; }

/* ── CTA ───────────────────────────────────── */
.cta {
  margin: 0 var(--pad) clamp(80px, 10vw, 140px);
  padding: clamp(48px, 7vw, 96px) clamp(28px, 5vw, 72px);
  background: var(--bg-2);
  display: flex; justify-content: space-between; align-items: flex-end; flex-wrap: wrap; gap: 32px;
}
.cta h2 {
  font-weight: 500; font-stretch: 82%;
  font-size: clamp(2.4rem, 5.6vw, 5rem); line-height: .95; letter-spacing: -.03em;
}

/* ── SERVICIOS ─────────────────────────────── */
.page-head {
  padding: calc(var(--nav) + clamp(64px, 9vw, 120px)) var(--pad) clamp(48px, 6vw, 80px);
  display: grid; grid-template-columns: 1.3fr 1fr; gap: 40px; align-items: end;
  border-bottom: 1px solid var(--line);
}
.page-head .display { margin-bottom: 0; }

.svc-detail {
  display: grid; grid-template-columns: 120px 1fr 1.2fr; gap: clamp(24px, 4vw, 64px);
  padding: clamp(48px, 6vw, 80px) var(--pad); border-bottom: 1px solid var(--line);
}
.svc-code {
  position: sticky; top: calc(var(--nav) + 28px); align-self: start;
  font-family: var(--f-mono); font-size: .72rem; letter-spacing: .12em; color: var(--sand-deep);
}
.svc-detail h2 {
  font-weight: 500; font-stretch: 85%;
  font-size: clamp(2rem, 3.6vw, 3.2rem); line-height: 1; letter-spacing: -.02em; margin-bottom: 24px;
}
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag {
  padding: 6px 10px; border: 1px solid var(--line-2);
  font-family: var(--f-mono); font-size: .64rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted);
}
.svc-detail .desc { font-size: 1.02rem; line-height: 1.75; color: var(--muted); margin-bottom: 28px; }
.features { list-style: none; display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); }
.features li {
  display: flex; gap: 10px; padding: 14px 12px 14px 0;
  border-bottom: 1px solid var(--line); font-size: .9rem;
}
.features li::before { content: '→'; font-family: var(--f-mono); color: var(--sand-deep); }

/* ── NOSOTROS ──────────────────────────────── */
.manifesto {
  padding: calc(var(--nav) + clamp(64px, 9vw, 120px)) var(--pad) clamp(64px, 8vw, 110px);
  display: grid; grid-template-columns: 1fr 1.15fr; gap: clamp(40px, 6vw, 100px); align-items: end;
  border-bottom: 1px solid var(--line);
}
.manifesto .display { margin-bottom: 0; }
.manifesto-body p { font-size: 1.08rem; line-height: 1.75; color: var(--muted); margin-bottom: 22px; }
.manifesto-body p:last-child { margin-bottom: 0; }
.manifesto-body strong { color: var(--ink); font-weight: 500; }
.inline-link {
  color: var(--ink); font-weight: 600; letter-spacing: .04em;
  border-bottom: 1px solid var(--sand); padding: 0 2px;
  transition: background .3s, color .3s;
}
.inline-link:hover { background: var(--sand); }

.values { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line); }
.value {
  display: grid; grid-template-columns: 48px 1fr; gap: 24px;
  padding: clamp(32px, 4vw, 56px); border-bottom: 1px solid var(--line);
}
.value:nth-child(odd) { border-right: 1px solid var(--line); }
.value svg { width: 44px; height: 44px; fill: none; stroke: var(--sand-deep); stroke-width: 1.3; stroke-linejoin: round; }
.js .value svg * { stroke-dasharray: 1; stroke-dashoffset: 1; transition: stroke-dashoffset 1.6s var(--ease) .25s; }
.js .value.in svg * { stroke-dashoffset: 0; }
.value h3 { font-weight: 500; font-stretch: 88%; font-size: 1.7rem; letter-spacing: -.015em; margin-bottom: 10px; }
.value p { max-width: 40ch; line-height: 1.65; color: var(--muted); }

.tl { position: relative; border-top: 1px solid var(--line); }
.tl-rail { position: absolute; left: 160px; top: 0; bottom: 0; width: 1px; background: var(--line); }
.tl-rail i {
  position: absolute; left: -.5px; top: 0; bottom: 0; width: 2px; background: var(--sand);
  transform: scaleY(var(--p, 0)); transform-origin: top;
}
.tl-item {
  position: relative; display: grid; grid-template-columns: 160px 1fr;
  padding: 40px 0; border-bottom: 1px solid var(--line);
}
.tl-item::before {
  content: ''; position: absolute; left: 155px; top: 50px; width: 11px; height: 11px;
  background: var(--bg); border: 1px solid var(--line-2); transform: rotate(45deg);
  transition: background .4s, border-color .4s;
}
.tl-item.on::before { background: var(--sand); border-color: var(--sand); }
.tl-year {
  font-weight: 500; font-stretch: 78%; font-variant-numeric: tabular-nums;
  font-size: clamp(1.6rem, 2.6vw, 2.4rem); line-height: 1; letter-spacing: -.03em;
  color: var(--line-2); transition: color .5s;
}
.tl-item.on .tl-year { color: var(--ink); }
.tl-body { padding-left: 56px; }
.tl-body h3 { font-weight: 500; font-stretch: 88%; font-size: 1.5rem; letter-spacing: -.015em; margin-bottom: 10px; }
.tl-body p { max-width: 60ch; line-height: 1.7; color: var(--muted); }

/* ── CÓMO USAMOS LA IA ─────────────────────── */
.ai-section { background: var(--ink); color: var(--on-dark); padding: clamp(80px, 11vw, 150px) var(--pad); }
.ai-section .label { color: var(--sand); }
.ai-section .title { max-width: 14ch; }
.ai-section .title em { color: var(--sand); }
.ai-section .lead { color: var(--on-dark-2); margin-top: 28px; }
.ai-top {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 96px); align-items: center;
  margin-bottom: clamp(56px, 8vw, 96px);
}
.ai-diagram svg { width: 100%; height: auto; overflow: visible; }
.ai-diagram text {
  fill: var(--on-dark); font-family: var(--f-mono); font-size: 13px; letter-spacing: .08em;
  text-transform: uppercase; text-anchor: middle; dominant-baseline: middle;
}
.ai-diagram .step-label { fill: var(--sand); font-size: 11px; letter-spacing: .06em; }
.ai-diagram .step-label.l { text-anchor: start; }
.ai-diagram .step-label.r { text-anchor: end; }
.ai-diagram .note, .ai-diagram .node-out .note { fill: var(--sand); font-size: 9px; letter-spacing: .04em; text-transform: none; font-weight: 400; }
.ai-diagram .node rect { fill: var(--ink); stroke: rgba(236,232,225,.35); }
.ai-diagram .node-team rect { stroke: var(--sand); }
.ai-diagram .node-out rect { fill: var(--sand); stroke: var(--sand); }
.ai-diagram .node-out text { fill: var(--ink); font-weight: 500; }
.ai-diagram .node-out .pulse {
  fill: none; transform-box: fill-box; transform-origin: center;
  animation: pulse 2.2s var(--ease) infinite; animation-play-state: paused;
}
.ai-diagram .base { fill: none; stroke: rgba(236,232,225,.28); }
.ai-diagram .flow {
  fill: none; stroke: var(--sand); stroke-width: 2; stroke-dasharray: 4 11;
  animation: flow 1.4s linear infinite; animation-play-state: paused;
}
.ai-diagram.live .flow, .ai-diagram.live .pulse { animation-play-state: running; }
@keyframes flow  { to { stroke-dashoffset: -15; } }
@keyframes pulse { from { transform: scale(1); opacity: .8; } to { transform: scale(1.3); opacity: 0; } }

.ai-pillars { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line-dark); }
.pillar { padding: 36px 32px 0 0; }
.pillar + .pillar { padding-left: 32px; border-left: 1px solid var(--line-dark); }
.pillar-tag { font-family: var(--f-mono); font-size: .66rem; letter-spacing: .12em; color: var(--on-dark-2); }
.pillar h3 {
  font-weight: 500; font-stretch: 85%;
  font-size: clamp(1.6rem, 2.6vw, 2.2rem); line-height: 1.05; letter-spacing: -.02em; margin: 16px 0 12px;
}
.pillar h3 b { font-weight: 400; color: var(--sand); }
.pillar p { max-width: 36ch; line-height: 1.65; color: var(--on-dark-2); }

.ai-quote { margin-top: clamp(64px, 9vw, 120px); text-align: center; }
.ai-quote p {
  font-family: var(--f-serif); font-style: italic;
  font-size: clamp(2rem, 4.6vw, 4rem); line-height: 1.1; max-width: 22ch; margin: 0 auto 20px;
}
.ai-quote span { font-family: var(--f-mono); font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; color: var(--on-dark-2); }

/* ── CONTACTO ──────────────────────────────── */
.contact {
  padding: calc(var(--nav) + clamp(56px, 8vw, 110px)) var(--pad) clamp(64px, 8vw, 110px);
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 100px); align-items: start;
}
.details { margin-top: 48px; border-top: 1px solid var(--line); }
.detail {
  display: grid; grid-template-columns: 110px 1fr; align-items: baseline;
  padding: 18px 0; border-bottom: 1px solid var(--line); font-size: 1.1rem;
}
.detail span { font-family: var(--f-mono); font-size: .66rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.detail a { transition: color .3s; }
.detail a:hover { color: var(--sand-deep); }

.form {
  position: relative; background: var(--paper); border: 1px solid var(--line);
  padding: clamp(28px, 4vw, 48px);
}
.form-head { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; margin-bottom: 36px; flex-wrap: wrap; }
.form-head h2 { font-weight: 500; font-stretch: 88%; font-size: 1.8rem; letter-spacing: -.015em; }
.form-head span { font-family: var(--f-mono); font-size: .66rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.field { position: relative; display: block; margin-bottom: 26px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 24px 0 10px;
  background: transparent; border: 0; border-bottom: 1px solid var(--line-2); border-radius: 0;
  font-size: 1rem; outline: none; -webkit-appearance: none; appearance: none;
}
.field textarea { min-height: 110px; resize: vertical; }
.field select {
  cursor: pointer; padding-right: 24px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%236f6b64' stroke-width='1.4'/%3E%3C/svg%3E") right 4px center no-repeat;
}
.field > span {
  position: absolute; left: 0; top: 24px; pointer-events: none; transform-origin: left;
  font-family: var(--f-mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted);
  transition: transform .35s var(--ease), color .3s;
}
.field input:focus + span, .field input:not(:placeholder-shown) + span,
.field textarea:focus + span, .field textarea:not(:placeholder-shown) + span,
.field.fixed > span { transform: translateY(-22px) scale(.88); color: var(--sand-deep); }
.field::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--sand);
  transform: scaleX(0); transform-origin: left; transition: transform .5s var(--ease);
}
.field:focus-within::after { transform: scaleX(1); }
.field.err::after { transform: scaleX(1); background: var(--error); }
.field.err > span { color: var(--error); }
.form-success {
  display: none; margin-top: 16px; padding: 14px 18px;
  background: rgba(194,154,91,.12); border-left: 2px solid var(--sand);
  font-family: var(--f-mono); font-size: .76rem; letter-spacing: .06em; color: var(--sand-deep);
}
.form-success.show { display: block; }

/* ── FOOTER ────────────────────────────────── */
.footer { background: var(--ink); color: var(--on-dark); padding: clamp(64px, 8vw, 110px) var(--pad) 28px; overflow: hidden; }
.footer-grid {
  display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: 32px;
  padding-bottom: 56px; border-bottom: 1px solid var(--line-dark);
}
.footer-claim {
  font-weight: 500; font-stretch: 85%;
  font-size: clamp(1.6rem, 2.6vw, 2.2rem); line-height: 1.1; letter-spacing: -.02em; max-width: 18ch;
}
.f-title {
  display: block; margin-bottom: 16px;
  font-family: var(--f-mono); font-size: .66rem; letter-spacing: .14em; text-transform: uppercase; color: var(--on-dark-2);
}
.footer-grid div a, .footer-grid div p { display: block; padding: 4px 0; font-size: .95rem; transition: color .3s; }
.footer-grid a:hover { color: var(--sand); }
.footer-mark {
  margin: 48px 0 28px; text-align: center; white-space: nowrap;
  font-weight: 800; font-stretch: 125%; font-size: clamp(3.5rem, 15vw, 15rem); line-height: .8; letter-spacing: -.01em;
  color: rgba(236,232,225,.07);
  transition: color .8s var(--ease);
}
.footer-mark:hover { color: rgba(194,154,91,.22); }
.footer-bottom {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-family: var(--f-mono); font-size: .66rem; letter-spacing: .1em; text-transform: uppercase; color: var(--on-dark-2);
}
.footer-bottom a { color: var(--on-dark); border-bottom: 1px solid var(--sand); transition: color .3s; }
.footer-bottom a:hover { color: var(--sand); }

/* ── RESPONSIVE ────────────────────────────── */
@media (max-width: 1100px) {
  .nav-links { gap: 20px; }
  .nav-link i { display: none; }
}

@media (max-width: 960px) {
  :root { --nav: 64px; }

  .nav-cta { display: none; }
  .menu-toggle { display: flex; }
  .nav-links {
    position: absolute; top: 100%; left: 0; right: 0; height: calc(100svh - var(--nav));
    flex-direction: column; align-items: stretch; gap: 0; margin: 0;
    padding: 16px var(--pad) 40px; background: var(--bg); overflow-y: auto;
    clip-path: inset(0 0 100% 0); visibility: hidden;
    transition: clip-path .6s var(--ease-io), visibility 0s .6s;
  }
  .nav-links.open { clip-path: inset(0); visibility: visible; transition: clip-path .6s var(--ease-io), visibility 0s; }
  .nav-links > a { opacity: 0; transform: translateY(16px); transition: opacity .5s var(--ease), transform .5s var(--ease); }
  .nav-links.open > a { opacity: 1; transform: none; }
  .nav-links.open > a:nth-child(2) { transition-delay: .05s; }
  .nav-links.open > a:nth-child(3) { transition-delay: .1s; }
  .nav-links.open > a:nth-child(4) { transition-delay: .15s; }
  .nav-links.open > a:nth-child(5) { transition-delay: .2s; }
  .nav-link {
    padding: 16px 0; border-bottom: 1px solid var(--line);
    font-family: var(--f-sans); font-size: 2.2rem; font-weight: 500; font-stretch: 85%;
    letter-spacing: -.02em; text-transform: none; color: var(--ink);
  }
  .nav-link i { display: inline; vertical-align: super; font-family: var(--f-mono); }
  .nav-link::after { display: none; }
  .nav-link.active { color: var(--sand-deep); }
  .nav-group { align-self: flex-start; margin-top: 28px; padding: 12px 16px; }

  .hero { grid-template-columns: 1fr; min-height: 0; padding-top: calc(var(--nav) + 48px); }
  .hero-visual { justify-self: center; width: min(100%, 460px); }

  .section-head { grid-template-columns: 1fr; gap: 0; }
  .section-head .label { padding-top: 0; margin-bottom: 20px; }

  .svc-item { grid-template-columns: 44px 1fr 44px; gap: 8px 16px; padding: 28px 8px; }
  .svc-text { grid-column: 2; grid-row: 2; }
  .svc-arrow { grid-column: 3; grid-row: 1; width: 40px; height: 40px; }

  .process-track { grid-template-columns: 1fr; }
  .process-line { left: 5px; right: auto; top: 0; bottom: 0; width: 1px; height: auto; }
  .process-line i { left: -.5px; right: auto; top: 0; bottom: 0; width: 2px; height: auto; transform: scaleY(var(--p, 0)); transform-origin: top; }
  .step { padding: 0 0 44px 40px; }
  .step::before { top: 6px; left: 0; }

  .page-head, .manifesto, .contact { grid-template-columns: 1fr; }
  .svc-detail { grid-template-columns: 1fr; gap: 20px; }
  .svc-code { position: static; }

  .values { grid-template-columns: 1fr; }
  .ai-top { grid-template-columns: 1fr; }
  .ai-pillars { grid-template-columns: 1fr; }
  .pillar { padding: 32px 0; }
  .pillar + .pillar { padding-left: 0; border-left: 0; border-top: 1px solid var(--line-dark); }
  .project-card { grid-template-columns: auto 1fr; }
  .project-go { grid-column: 1 / -1; justify-self: start; }
  .value:nth-child(odd) { border-right: 0; }

  .tl-rail { left: 5px; }
  .tl-item { grid-template-columns: 1fr; gap: 12px; padding: 32px 0 32px 40px; }
  .tl-item::before { left: 0; top: 42px; }
  .tl-body { padding-left: 0; }

  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-claim { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  .stats { grid-template-columns: 1fr; }
  .stat { border-right: 0; border-bottom: 1px solid var(--line); }
  .stat:last-child { border-bottom: 0; }
  .readout { font-size: .56rem; }
  .r-tl, .r-tr { top: 10px; } .r-bl, .r-br { bottom: 10px; }
  .r-tl, .r-bl { left: 12px; } .r-tr, .r-br { right: 12px; }
  .features { grid-template-columns: 1fr; }
  .row2 { grid-template-columns: 1fr; gap: 0; }
  .detail { grid-template-columns: 1fr; gap: 4px; }
  .project-card { grid-template-columns: 1fr; }
  .project-go { align-self: start; }
  .socials { grid-template-columns: 1fr; }
  .social { border-right: 0; border-bottom: 1px solid var(--line); }
  .social:last-child { border-bottom: 0; }
  .hero-actions .btn { flex: 1 1 auto; justify-content: center; }
  .footer-grid { grid-template-columns: 1fr; }
}

/* Sin animaciones para quien lo pide en su sistema */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important; animation-iteration-count: 1 !important;
    transition-duration: .001ms !important; transition-delay: 0s !important;
  }
  .ticker-track { animation: none; }
  .smoke-orb { opacity: .35; transform: translateY(-60px); }
}