/* ==========================================================================
   Vulkano Tribbu — sistema visual
   Blanco y negro, sin acentos de color. Manrope en peso medio con
   interletraje cerrado para los titulares y ligero para el texto largo.
   Formas sobrias: esquinas apenas redondeadas, líneas finas y botones píldora
   de trazo fino. Renders 3D en blanco y negro. Movimiento ligado al scroll.
   ========================================================================== */

/* Manrope (SIL Open Font License) servida desde el propio dominio: sin dependencias externas. */
@font-face { font-family: "Manrope"; font-style: normal; font-weight: 200 800; font-display: swap; src: url("../fonts/manrope-latin-ext.woff2") format("woff2"); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Manrope"; font-style: normal; font-weight: 200 800; font-display: swap; src: url("../fonts/manrope-latin.woff2") format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }

:root {
  /* Color */
  --basalt: #ffffff;        /* fondo principal */
  --obsidian: #f4f4f5;      /* fondo alterno */
  --scoria: #f1f1f3;        /* superficies */
  --ash: #141416;           /* texto principal */
  --ink: #141416;
  --paper: #ffffff;
  --pumice: #8a8a93;        /* texto secundario */
  --stone: #5b5b63;
  --star: #141416;
  --night: #141416;         /* secciones oscuras */
  --line-dark: rgb(20 20 22 / 0.1);
  --line-light: rgb(20 20 22 / 0.1);
  --radius: 6px;
  --radius-l: clamp(8px, .9vw, 12px);

  /* Tipografía */
  --font-display: "Manrope", "Helvetica Neue", Arial, sans-serif;
  --font-serif: var(--font-display);
  --font-logo: var(--font-display);
  --font-body: "Manrope", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: var(--font-body);

  /* Escala */
  --fs-mega: clamp(3rem, 8.4vw, 8.75rem);
  --fs-xl: clamp(2.5rem, 6vw, 6rem);
  --fs-l: clamp(2rem, 4vw, 3.75rem);
  --fs-headline: clamp(1.5rem, 2.2vw, 2.1rem);
  --fs-m: clamp(1.125rem, 1.5vw, 1.4rem);
  --fs-body: 1rem;
  --fs-s: 0.875rem;
  --fs-micro: 0.8125rem;

  /* Espacio y ritmo */
  --gutter: clamp(20px, 3.4vw, 48px);
  --section: clamp(6.5rem, 14vw, 13rem);
  --max: 1440px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

  color-scheme: light;
}

/* --------------------------------------------------------------------------
   Base
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--basalt);
  color: var(--ash);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}
img, svg, canvas, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
::selection { background: var(--night); color: #fff; }
:focus-visible { outline: 1.5px solid currentColor; outline-offset: 4px; border-radius: 4px; }
h1, h2, h3, h4, p, ul, ol, figure, blockquote, dl, dd { margin: 0; }
ul, ol { padding: 0; list-style: none; }
h1, h2, h3 { text-wrap: balance; font-weight: 500; }
em, i { font-style: normal; }
p { text-wrap: pretty; }

.skip {
  position: absolute; left: 1rem; top: -4rem; z-index: 200;
  background: var(--ink); color: var(--paper); padding: .6rem 1rem; border-radius: 999px;
  font-size: var(--fs-micro); font-weight: 500;
}
.skip:focus { top: 1rem; }
[hidden] { display: none !important; }

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

/* Superficies */
.s-dark, .s-light { background: var(--basalt); color: var(--ash); }
.s-deep, .s-mist { background: var(--obsidian); color: var(--ash); }
.s-ink {
  --basalt: #141416; --obsidian: #1b1b1e; --scoria: #232327;
  --ash: #ffffff; --ink: #ffffff; --paper: #141416;
  --pumice: #8f8f98; --stone: #c9c9d0; --star: #ffffff;
  --line-dark: rgb(255 255 255 / .12); --line-light: rgb(255 255 255 / .12);
  background: var(--basalt); color: var(--ash);
}
.section { padding-block: var(--section); position: relative; }
.section--tight { padding-block: calc(var(--section) * .6); }

/* --------------------------------------------------------------------------
   Tipografía
   -------------------------------------------------------------------------- */
.eyebrow { font-size: var(--fs-micro); font-weight: 500; color: var(--pumice); display: inline-flex; align-items: center; gap: .6rem; }
.eyebrow::before { content: ""; width: 18px; height: 1px; background: currentColor; }
.display { font-family: var(--font-display); font-weight: 500; line-height: 1; letter-spacing: -.045em; }
.mega { font-size: var(--fs-mega); }
.xl { font-size: var(--fs-xl); }
.l { font-size: var(--fs-l); line-height: 1; }
.serif { font: inherit; letter-spacing: inherit; color: inherit; }
.lead { font-size: var(--fs-m); line-height: 1.5; font-weight: 300; max-width: 44ch; }
.body-l { font-size: var(--fs-m); line-height: 1.6; font-weight: 300; max-width: 62ch; }
.muted { color: var(--pumice); }
.mono { font-family: var(--font-body); font-size: var(--fs-micro); font-weight: 500; letter-spacing: 0; }

/* Entrada de titulares: cada palabra sube desde una máscara */
.ignite .word { display: inline-block; white-space: nowrap; overflow: clip; overflow-clip-margin: .2em; vertical-align: top; padding-bottom: .08em; margin-bottom: -.08em; }
.ignite .ch { display: inline-block; animation: rise 1.1s var(--ease-out) both; animation-delay: calc(var(--d, 0s) + var(--wi, 0) * 70ms); }
@keyframes rise { from { transform: translateY(110%); } to { transform: none; } }
.settle { animation: settle 1.2s var(--ease-out) both; animation-delay: var(--d, .6s); }
@keyframes settle { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }

/* --------------------------------------------------------------------------
   Botones y enlaces
   -------------------------------------------------------------------------- */
.btn {
  --bg: var(--ink); --fg: var(--paper);
  position: relative; isolation: isolate; overflow: hidden;
  display: inline-flex; align-items: center; gap: .7rem;
  padding: 1rem 1.6rem; border-radius: 999px;
  background: var(--bg); color: var(--fg);
  font-size: .9375rem; font-weight: 500; letter-spacing: -.01em;
  transition: color .4s var(--ease-out), background-color .4s var(--ease-out), transform .4s var(--ease-out);
}
.btn::before { content: ""; position: absolute; inset: 0; z-index: -1; background: color-mix(in srgb, var(--ink) 78%, var(--paper)); border-radius: inherit; transform: scale(0, 1); transform-origin: left; transition: transform .6s var(--ease-out); }
.btn:hover::before, .btn:focus-visible::before { transform: none; }

.btn .arrow { transition: transform .5s var(--ease-out); }
.btn:hover .arrow { transform: translateX(4px); }
.btn--ghost { --bg: transparent; --fg: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.btn--ghost::before { background: var(--ink); }
.btn--ghost:hover, .btn--ghost:focus-visible { color: var(--paper); }

.link { position: relative; display: inline-flex; align-items: center; gap: .5rem; font-size: .9375rem; font-weight: 500; padding-bottom: .2rem; }
.link::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1.5px; background: currentColor; transform: scaleX(0); transform-origin: right; transition: transform .6s var(--ease-out); }
.link:hover::after { transform: scaleX(1); transform-origin: left; }

/* --------------------------------------------------------------------------
   Cabecera
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  padding-top: env(safe-area-inset-top, 0px);
  transition: transform .6s var(--ease-out), background-color .4s, color .4s;
  color: var(--ash);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; height: 76px; max-width: none; }
.site-header.is-scrolled { background: rgb(255 255 255 / .9); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); }
.site-header.on-dark { color: #fff; }
.site-header.on-dark.is-scrolled { background: rgb(20 20 22 / .85); }
.site-header.is-hidden { transform: translateY(-100%); }

.brand { display: inline-flex; align-items: center; line-height: 1; font-weight: 500; font-size: 1.15rem; letter-spacing: -.04em; }
.brand-word { display: inline-flex; align-items: baseline; }
.brand-word i { color: var(--pumice); }

.nav { display: flex; align-items: center; gap: clamp(1rem, 2vw, 2rem); }
.nav a { font-size: .8125rem; font-weight: 500; position: relative; padding-block: .4rem; transition: opacity .3s; }
.nav:hover a { opacity: .45; }
.nav a:hover, .nav a:focus-visible { opacity: 1; }
.nav a[aria-current="page"] { color: var(--pumice); }

.menu-toggle { display: none; width: 44px; height: 44px; position: relative; }
.menu-toggle span { position: absolute; left: 11px; right: 11px; height: 2px; border-radius: 2px; background: currentColor; transition: transform .5s var(--ease-out), top .5s var(--ease-out); }
.menu-toggle span:nth-child(1) { top: 18px; }
.menu-toggle span:nth-child(2) { top: 25px; }
.menu-open .menu-toggle span:nth-child(1) { top: 21px; transform: rotate(45deg); }
.menu-open .menu-toggle span:nth-child(2) { top: 21px; transform: rotate(-45deg); }

.mobile-menu {
  position: fixed; inset: 0; z-index: 90;
  background: var(--basalt); color: var(--ash);
  display: flex; flex-direction: column; justify-content: flex-end; gap: 2.5rem;
  padding: calc(96px + env(safe-area-inset-top, 0px)) var(--gutter) calc(2rem + env(safe-area-inset-bottom, 0px));
  clip-path: inset(0 0 100% 0); transition: clip-path .8s var(--ease-in-out);
  visibility: hidden;
}
.menu-open .mobile-menu { clip-path: inset(0 0 0 0); visibility: visible; }
.mobile-menu nav { display: grid; gap: .3rem; }
.mobile-menu nav a { font-weight: 500; font-size: clamp(2.3rem, 11vw, 4rem); line-height: 1; letter-spacing: -.05em; display: flex; align-items: baseline; gap: 1rem; }
.mobile-menu nav a small { font-size: var(--fs-micro); font-weight: 500; letter-spacing: 0; color: var(--pumice); }
.mobile-menu nav a[aria-current="page"] { color: var(--pumice); }
.mobile-menu .mobile-meta { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; color: var(--pumice); }

@media (max-width: 960px) {
  .nav { display: none; }
  .menu-toggle { display: block; }
}

/* --------------------------------------------------------------------------
   Héroes
   -------------------------------------------------------------------------- */
.hero { position: relative; isolation: isolate; text-align: center; }
.hero .wrap { position: relative; }
.hero-title { margin-inline: auto; }
.hero-title .line, .hero-title .serif-line { display: block; }
/* Portada: el titular llena la primera pantalla y crece al hacer scroll mientras el vídeo pasa por encima */
.hero--home { height: 100svh; min-height: 520px; display: grid; place-items: center; padding-top: 76px; z-index: 1; overflow-x: clip; }
.hero--home .hero-title { --hp: 0; max-width: none; font-size: clamp(3.2rem, min(9.2vw, 14.5svh), 9.75rem); line-height: .94; letter-spacing: -.05em; transform: translate3d(0, calc(var(--hp) * 38svh), 0) scale(calc(1 + var(--hp) * .28)); transform-origin: 50% 40%; will-change: transform; }
.hero--page { padding-top: clamp(150px, 18vw, 240px); padding-bottom: clamp(3.5rem, 7vw, 6.5rem); }
.hero--page .eyebrow { margin-bottom: 1.5rem; }
.hero--page .hero-title { max-width: 16ch; }
.hero-foot { margin-top: clamp(1.5rem, 3vw, 2.5rem); display: flex; flex-direction: column; align-items: center; gap: 1.5rem; }
.hero-foot .lead { margin-inline: auto; color: var(--stone); }
.hero-foot .actions, .actions { display: flex; flex-wrap: wrap; gap: .75rem; justify-content: center; }
.crumbs { justify-content: center; }
/* --------------------------------------------------------------------------
   Manifiesto que se ilumina al hacer scroll
   -------------------------------------------------------------------------- */
.lit-text { font-family: var(--font-display); font-weight: 500; font-size: var(--fs-l); line-height: 1.08; letter-spacing: -.045em; max-width: 22ch; }
.lit-text em { font-weight: 400; }
.lit-text .w { transition: color .5s var(--ease-out), text-shadow .5s; }
.js .lit-text .w { color: color-mix(in srgb, currentColor 16%, transparent); }
.js .lit-text .w.on { color: var(--ash); }
.js .lit-text .w.hot { color: var(--pumice); }

/* --------------------------------------------------------------------------
   Rejillas editoriales
   -------------------------------------------------------------------------- */
.grid-12 { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: clamp(1.5rem, 3vw, 3rem) var(--gutter); align-items: start; }
.col-head { grid-column: 1 / span 4; }
.col-body { grid-column: 6 / -1; min-width: 0; }
.col-wide { grid-column: 1 / -1; }
@media (max-width: 860px) { .col-head, .col-body { grid-column: 1 / -1; } }

.section-head { display: flex; flex-direction: column; gap: 1.5rem; margin-bottom: clamp(3rem, 6vw, 5.5rem); }
.section-head--row { flex-direction: row; justify-content: space-between; align-items: flex-end; gap: 2rem; flex-wrap: wrap; }

/* Cifras sinceras */
.facts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--line-dark); }
.fact { padding: 1.75rem 1.5rem 0 0; display: grid; gap: .5rem; }
.fact + .fact { padding-left: 1.5rem; border-left: 1px solid var(--line-dark); }
.fact strong { font-family: var(--font-display); font-weight: 500; letter-spacing: -.04em; font-size: clamp(3rem, 7vw, 6rem); line-height: .9; font-variant-numeric: tabular-nums; }
.fact span { color: var(--pumice); font-size: var(--fs-s); }
@media (max-width: 760px) {
  .facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .fact:nth-child(3) { padding-left: 0; border-left: 0; }
  .fact:nth-child(n+3) { border-top: 1px solid var(--line-dark); margin-top: 1.5rem; }
}

/* --------------------------------------------------------------------------
   Marcas (carrusel tipográfico)
   -------------------------------------------------------------------------- */
.marquee { overflow: hidden; border-block: 1px solid var(--line-dark); padding-block: clamp(1.5rem, 3vw, 2.5rem); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee-track { display: flex; width: max-content; animation: marquee 48s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-group { display: flex; align-items: center; flex: none; }
.marquee-item {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(2rem, 5vw, 4.25rem); letter-spacing: -.045em; line-height: 1; white-space: nowrap;
  padding-inline: clamp(1.25rem, 3vw, 2.75rem);
  transition: color .4s, letter-spacing .6s var(--ease-out);
}
.marquee-item:hover { color: var(--star); }
.marquee-sep { width: 8px; height: 8px; border-radius: 50%; background: var(--star); opacity: .8; flex: none; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* Lista completa de marcas */
.brand-list { border-top: 1px solid var(--line-dark); }
.brand-row {
  display: grid; grid-template-columns: 4rem minmax(0, 1fr) auto; align-items: baseline; gap: 1rem 2rem;
  padding-block: clamp(1.25rem, 2.5vw, 2rem); border-bottom: 1px solid var(--line-dark);
  position: relative; transition: padding .6s var(--ease-out);
}
.brand-row::before {
  content: ""; position: absolute; left: 0; bottom: -1px; height: 1px; width: 100%;
  background: linear-gradient(90deg, transparent, var(--ash) 30%, var(--star));
  transform: scaleX(0); transform-origin: left; transition: transform .9s var(--ease-out);
}
.brand-row:hover::before { transform: scaleX(1); }
.brand-row:hover { padding-left: 1rem; }
.brand-row .idx { color: var(--pumice); font-variant-numeric: tabular-nums; }
.brand-row h3 { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.8rem, 4.6vw, 4rem); line-height: 1; letter-spacing: -.045em; }
.brand-row .sector { color: var(--pumice); text-align: right; }
@media (max-width: 640px) {
  .brand-row { grid-template-columns: 2.5rem minmax(0, 1fr); }
  .brand-row .sector { grid-column: 2; text-align: left; }
}

/* --------------------------------------------------------------------------
   Servicios — lista desplegable
   -------------------------------------------------------------------------- */
.services { border-top: 1px solid var(--line-dark); }
.service { border-bottom: 1px solid var(--line-dark); position: relative; }
.service summary {
  list-style: none; cursor: pointer;
  display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 1.5rem; align-items: center;
  padding-block: clamp(1.4rem, 3vw, 2.4rem);
}
.service summary::-webkit-details-marker { display: none; }
.service h3 {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(1.75rem, 4.4vw, 3.75rem); line-height: .95; letter-spacing: -.045em;
  transition: letter-spacing .7s var(--ease-out), color .4s, transform .7s var(--ease-out);
}
.service summary:hover h3 { letter-spacing: -.01em; }
.service[open] h3 { color: var(--ink); }
.s-light .service[open] h3 { color: var(--stone); }
.service .plus { width: 44px; height: 44px; border-radius: var(--radius); box-shadow: inset 0 0 0 1px var(--line-dark); position: relative; flex: none; transition: transform .6s var(--ease-out), background .4s; }
.service .plus::before, .service .plus::after { content: ""; position: absolute; left: 50%; top: 50%; width: 14px; height: 1px; background: currentColor; transform: translate(-50%, -50%); }
.service .plus::after { transform: translate(-50%, -50%) rotate(90deg); transition: transform .6s var(--ease-out); }
.service[open] .plus { transform: rotate(180deg); }
.service[open] .plus::after { transform: translate(-50%, -50%) rotate(0deg); }
.service-body { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 1.5rem var(--gutter); padding-bottom: clamp(1.75rem, 3vw, 3rem); }
.service-body p { grid-column: 1 / span 6; font-size: 1.125rem; line-height: 1.6; max-width: 52ch; }
.service-body ul { grid-column: 8 / -1; display: flex; flex-wrap: wrap; gap: .5rem; align-content: flex-start; }
.tag { font-size: .75rem; font-weight: 500; padding: .5rem .8rem; border-radius: var(--radius); box-shadow: inset 0 0 0 1px var(--line-dark); white-space: nowrap; }
@media (max-width: 760px) { .service-body p, .service-body ul { grid-column: 1 / -1; } }

/* --------------------------------------------------------------------------
   Principios / tarjetas de valor
   -------------------------------------------------------------------------- */
.principles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; border-top: 1px solid var(--line-dark); }
.principle { padding: clamp(1.75rem, 3vw, 2.75rem) clamp(1rem, 2.5vw, 2.5rem) 0 0; display: grid; align-content: start; gap: 1.1rem; }
.principle + .principle { padding-left: clamp(1rem, 2.5vw, 2.5rem); border-left: 1px solid var(--line-dark); }
.principle h3 { font-family: var(--font-display); font-weight: 500; font-size: var(--fs-headline); line-height: 1.05; letter-spacing: -.045em; }
.principle p { color: color-mix(in oklab, currentColor 78%, transparent); max-width: 40ch; }
@media (max-width: 860px) {
  .principles { grid-template-columns: 1fr; }
  .principle + .principle { padding-left: 0; border-left: 0; border-top: 1px solid var(--line-dark); margin-top: 1.75rem; }
}

/* --------------------------------------------------------------------------
   Método 
   -------------------------------------------------------------------------- */
.method { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--gutter); counter-reset: step; }
.step { display: grid; gap: 1rem; align-content: start; position: relative; padding-top: 2.25rem; }
.step::before {
  content: ""; position: absolute; top: 0; left: 0; right: calc(var(--gutter) * -1); height: 1px;
  background: linear-gradient(90deg, var(--ink) var(--p, 0%), var(--line-dark) var(--p, 0%));
}
.step:last-child::before { right: 0; }
.step::after {
  content: ""; position: absolute; top: -4px; left: 0; width: 9px; height: 9px; border-radius: 50%;
  background: var(--basalt); box-shadow: inset 0 0 0 1px var(--ink);
}
.s-light .step::after { background: var(--ash); box-shadow: inset 0 0 0 1px var(--stone); }
.step .phase { color: var(--pumice); }
.step h3 { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.5rem, 2.4vw, 2.1rem); line-height: 1; letter-spacing: -.045em; }
.step p { font-size: var(--fs-s); color: color-mix(in oklab, currentColor 78%, transparent); }
@media (max-width: 900px) { .method { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 3rem; } .step::before { right: 0; } }
@media (max-width: 520px) { .method { grid-template-columns: 1fr; } }

/* --------------------------------------------------------------------------
   Bloques varios
   -------------------------------------------------------------------------- */
.quote-block { font-family: var(--font-serif); font-weight: 300; font-size: var(--fs-xl); line-height: .95; letter-spacing: -.045em; max-width: 16ch; }
.quote-block b { font-family: var(--font-display); font-weight: 500; }

.split { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 2rem var(--gutter); align-items: start; }
.split > :first-child { grid-column: 1 / span 5; }
.split > :last-child { grid-column: 7 / -1; min-width: 0; }
@media (max-width: 860px) { .split > :first-child, .split > :last-child { grid-column: 1 / -1; } }

.stack { display: grid; gap: 1.5rem; align-content: start; }
.stack-l { display: grid; gap: 2.5rem; align-content: start; }

.prose { display: grid; gap: 1.25rem; max-width: 64ch; }
.prose h2 { font-family: var(--font-display); font-weight: 500; font-size: 1.35rem; letter-spacing: -.01em; margin-top: 1.5rem; }
.prose p, .prose li { color: color-mix(in oklab, currentColor 82%, transparent); }
.prose ul { list-style: disc; padding-left: 1.2rem; display: grid; gap: .4rem; }
.prose a { text-decoration: underline; text-decoration-color: var(--ink); text-underline-offset: 3px; }

.pill-list { display: flex; flex-wrap: wrap; gap: .5rem; }

/* Casos en preparación */
.forge { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--gutter); }
.forge-card {
  aspect-ratio: 4 / 5; max-width: 100%; position: relative; overflow: hidden; isolation: isolate;
  border-radius: var(--radius); background: var(--scoria);
  display: flex; flex-direction: column; justify-content: space-between; padding: 1.5rem;
}
.forge-card::before {
  content: ""; position: absolute; inset: -30%; z-index: -1;
  background: radial-gradient(closest-side at var(--x, 50%) var(--y, 85%), rgb(48 48 48 / .06), rgb(48 48 48 / .02) 45%, transparent 70%);
  filter: blur(10px); animation: lava 14s var(--ease-in-out) infinite alternate;
}
.forge-card:nth-child(2)::before { --x: 30%; --y: 70%; animation-delay: -5s; }
.forge-card:nth-child(3)::before { --x: 70%; --y: 90%; animation-delay: -9s; }
@keyframes lava { 0% { transform: translate(0, 0) scale(1); } 50% { transform: translate(6%, -8%) scale(1.15); } 100% { transform: translate(-6%, 4%) scale(.95); } }
.forge-card h3 { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.5rem, 2.4vw, 2.1rem); line-height: 1; letter-spacing: -.045em; }
.forge-card .status { display: inline-flex; align-items: center; gap: .5rem; color: var(--stone); }
.forge-card .status::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--ink); animation: pulse 2s infinite; }
@media (max-width: 860px) { .forge { grid-template-columns: 1fr; } .forge-card { aspect-ratio: 16 / 10; } }

/* Diario */
.posts { border-top: 1px solid var(--line-dark); }
.post { display: grid; grid-template-columns: 9rem minmax(0, 1fr) auto; gap: 1rem 2rem; align-items: baseline; padding-block: clamp(1.5rem, 3vw, 2.5rem); border-bottom: 1px solid var(--line-dark); }
.post h3 { font-family: var(--font-display); font-weight: 500; font-size: var(--fs-headline); line-height: 1.05; letter-spacing: -.045em; }
.post p { margin-top: .6rem; color: color-mix(in oklab, currentColor 72%, transparent); max-width: 60ch; }
.post .when { color: var(--pumice); }
@media (max-width: 760px) { .post { grid-template-columns: 1fr; } }

/* FAQ */
.faq details { border-bottom: 1px solid var(--line-dark); }
.faq details:first-child { border-top: 1px solid var(--line-dark); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 1.5rem; padding-block: 1.4rem; font-size: 1.2rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: currentColor; transition: transform .4s var(--ease-out); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding-bottom: 1.5rem; max-width: 62ch; color: color-mix(in oklab, currentColor 78%, transparent); }

/* Formulario */
.form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2rem var(--gutter); }
.field { display: grid; gap: .6rem; min-width: 0; }
.field--full { grid-column: 1 / -1; }
.field label { font-family: var(--font-body); font-weight: 400; font-size: var(--fs-micro); letter-spacing: 0; font-weight: 500; color: var(--pumice); }
.field input, .field textarea, .field select {
  font: inherit; font-size: 1.15rem; color: inherit; width: 100%;
  background: transparent; border: 0; border-bottom: 1px solid var(--line-dark); border-radius: 0;
  padding: .6rem 0 .8rem; transition: border-color .4s;
}
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, currentColor 50%), linear-gradient(135deg, currentColor 50%, transparent 50%); background-position: calc(100% - 12px) 55%, calc(100% - 7px) 55%; background-size: 5px 5px; background-repeat: no-repeat; }
.field select option { color: var(--basalt); }
.field textarea { min-height: 8rem; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-bottom-color: var(--ink); }
.chips { display: flex; flex-wrap: wrap; gap: .5rem; }
.chip { position: relative; }
.chip input, .field .chip input { position: absolute; left: 0; top: 0; width: 1px; height: 1px; margin: 0; padding: 0; opacity: 0; pointer-events: none; }
.chip span { display: inline-block; padding: .6rem 1rem; border-radius: var(--radius); box-shadow: inset 0 0 0 1px var(--line-dark); font-size: var(--fs-s); cursor: pointer; transition: background .3s, color .3s, box-shadow .3s; }
.chip input:checked + span { background: var(--ink); color: var(--paper); box-shadow: none; }
.chip input:focus-visible + span { outline: 2px solid var(--star); outline-offset: 2px; }
.form-note { grid-column: 1 / -1; display: flex; justify-content: space-between; align-items: center; gap: 1.5rem; flex-wrap: wrap; }
.form-status { grid-column: 1 / -1; padding: 1.25rem 1.5rem; border-radius: var(--radius); background: var(--scoria); display: grid; gap: .6rem; }
@media (max-width: 640px) { .form { grid-template-columns: 1fr; } }

.copy-row { display: inline-flex; align-items: center; gap: .75rem; flex-wrap: wrap; }
.copy-btn { font-size: var(--fs-micro); letter-spacing: 0; font-weight: 500; padding: .45rem .75rem; border-radius: var(--radius); box-shadow: inset 0 0 0 1px var(--line-dark); }
.big-mail { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.6rem, 5.4vw, 4.5rem); letter-spacing: -.045em; line-height: 1; overflow-wrap: anywhere; }
.big-mail:hover { color: var(--pumice); }

/* --------------------------------------------------------------------------
   Movimiento: revelados, cursor, transición de página, precarga
   -------------------------------------------------------------------------- */
.js .reveal { opacity: 0; transform: translateY(28px); transition: opacity 1.2s var(--ease-out), transform 1.2s var(--ease-out); transition-delay: var(--rd, 0s); }
.js .reveal.is-in { opacity: 1; transform: none; }


.curtain {
  position: fixed; inset: 0; z-index: 300; pointer-events: none;
  background: var(--basalt);
  transform: translateY(calc(100% + 60px));
}
.curtain::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 1px; background: var(--line-dark); }
.is-leaving .curtain { transform: translateY(0); transition: transform .6s var(--ease-in-out); pointer-events: all; }
.is-arriving .curtain { transform: translateY(0); }
.is-arrived .curtain { transform: translateY(calc(-100% - 60px)); transition: transform .8s var(--ease-in-out); }


@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-delay: 0s !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .js .reveal { opacity: 1; transform: none; }
  .marquee-track { animation: none; flex-wrap: wrap; width: auto; }
  .marquee-group[aria-hidden="true"] { display: none; }
}

.principles--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 1.75rem; }
.principles--2 .principle:nth-child(odd) { padding-left: 0; border-left: 0; }
.principles--2 .principle:nth-child(n+3) { border-top: 1px solid var(--line-dark); }
@media (max-width: 860px) { .principles--2 { grid-template-columns: 1fr; } .principles--2 .principle { padding-left: 0; border-left: 0; } }


/* --------------------------------------------------------------------------
   Tarjetas de servicio
   -------------------------------------------------------------------------- */
.svc-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; background: var(--line-dark); border: 1px solid var(--line-dark); }
.svc-grid > li { display: flex; min-width: 0; }
.svc-card {
  position: relative; isolation: isolate; overflow: hidden; flex: 1;
  display: flex; flex-direction: column; gap: 1rem; min-height: 100%;
  padding: clamp(1.5rem, 2.6vw, 2.25rem); background: var(--basalt); color: var(--ash);
  transition: color .5s var(--ease-out);
}
.svc-card::before {
  content: ""; position: absolute; inset: 0; z-index: -1; background: var(--ash);
  transform: translateY(101%); transition: transform .7s var(--ease-out);
}
.svc-card:hover, .svc-card:focus-visible { color: var(--basalt); }
.svc-card:hover::before, .svc-card:focus-visible::before { transform: none; }
.svc-card:hover .tag, .svc-card:focus-visible .tag { box-shadow: inset 0 0 0 1px currentColor; }
.svc-top { display: flex; justify-content: space-between; align-items: center; color: var(--pumice); transition: color .5s; }
.svc-card:hover .svc-top { color: inherit; }
.svc-icon { width: 34px; height: 34px; fill: none; stroke: currentColor; stroke-width: 1; stroke-linejoin: round; stroke-linecap: round; transition: transform .7s var(--ease-out); }
.svc-card:hover .svc-icon { transform: rotate(-8deg) scale(1.08); }
.svc-card h3 { font-family: var(--font-display); font-weight: 500; font-size: var(--fs-headline); line-height: 1.02; letter-spacing: -.045em; margin-top: clamp(1.5rem, 4vw, 3.5rem); }
.svc-card p { color: inherit; opacity: .75; max-width: 36ch; }
.svc-tags { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: auto; padding-top: .5rem; }
.svc-tags .tag { font-size: .65rem; padding: .4rem .6rem; }
.svc-more { font-family: var(--font-body); font-size: var(--fs-micro); letter-spacing: 0; font-weight: 500; display: inline-flex; gap: .5rem; }
.svc-more span { transition: transform .5s var(--ease-out); }
.svc-card:hover .svc-more span { transform: translateX(6px); }
@media (max-width: 960px) { .svc-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .svc-grid { grid-template-columns: 1fr; } }

.related { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--line-dark); border: 1px solid var(--line-dark); }
@media (max-width: 700px) { .related { grid-template-columns: 1fr; } }

/* Qué incluye */
.incl-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--line-dark); }
.incl { padding: 1.5rem 1.25rem 1.75rem 0; border-bottom: 1px solid var(--line-dark); display: grid; gap: .5rem; align-content: start; min-width: 0; }
.incl:not(:nth-child(4n+1)) { padding-left: 1.25rem; border-left: 1px solid var(--line-dark); }
.incl-plus { color: var(--pumice); }
.incl h3 { font-family: var(--font-display); font-weight: 500; font-size: 1.2rem; letter-spacing: -.045em; line-height: 1.15; }
.incl p { font-size: var(--fs-s); color: var(--pumice); }
@media (max-width: 960px) {
  .incl-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .incl:not(:nth-child(4n+1)) { padding-left: 0; border-left: 0; }
  .incl:nth-child(even) { padding-left: 1.25rem; border-left: 1px solid var(--line-dark); }
}
@media (max-width: 520px) { .incl-grid { grid-template-columns: 1fr; } .incl:nth-child(even) { padding-left: 0; border-left: 0; } }

.method--5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
@media (max-width: 1100px) { .method--5 { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 3rem; } .method--5 .step::before { right: 0; } }
@media (max-width: 640px) { .method--5 { grid-template-columns: 1fr; } }

/* Comparativa */
.table-scroll { overflow-x: auto; border: 1px solid var(--line-dark); }
.compare { width: 100%; min-width: 680px; border-collapse: collapse; font-size: var(--fs-s); }
.compare th, .compare td { text-align: left; padding: 1.1rem 1.25rem; border-bottom: 1px solid var(--line-dark); vertical-align: top; }
.compare tbody tr:last-child th, .compare tbody tr:last-child td { border-bottom: 0; }
.compare thead th { font-family: var(--font-display); font-weight: 500; font-size: 1.5rem; letter-spacing: -.045em; padding-block: 1.5rem; }
.compare tbody th { font-family: var(--font-body); font-weight: 400; font-size: var(--fs-micro); letter-spacing: 0; font-weight: 500; color: var(--pumice); width: 16%; }
.compare .is-featured { background: var(--ink); color: var(--paper); border-bottom-color: color-mix(in srgb, var(--paper) 14%, transparent); }
.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; }

.crumbs { color: var(--pumice); margin-bottom: 1.25rem; display: flex; gap: .5rem; }
.crumbs a { text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--line-dark); }
.tag--l { font-size: .75rem; padding: .6rem .9rem; }

/* --------------------------------------------------------------------------
   Diagnóstico de marca
   -------------------------------------------------------------------------- */
.diag-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.diag-controls { display: grid; gap: .25rem; }
.diag-row { display: grid; grid-template-columns: minmax(0, 1fr) 2.5rem; grid-template-areas: "label out" "range range"; gap: .5rem 1rem; padding-block: 1rem; border-bottom: 1px solid var(--line-dark); }
.diag-row label { grid-area: label; font-family: var(--font-display); font-size: 1.15rem; letter-spacing: -.045em; display: grid; gap: .2rem; }
.diag-row label .mono { display: none; }
.diag-row label small { font-family: var(--font-body); font-size: var(--fs-s); color: var(--pumice); letter-spacing: 0; }
.diag-row output { grid-area: out; justify-self: end; align-self: start; font-family: var(--font-display); font-size: 1.6rem; font-weight: 300; font-variant-numeric: tabular-nums; }
.diag-row input[type="range"] { grid-area: range; width: 100%; appearance: none; -webkit-appearance: none; background: transparent; height: 24px; cursor: pointer; }
.diag-row input[type="range"]::-webkit-slider-runnable-track { height: 1px; background: linear-gradient(90deg, var(--ink) var(--fill, 50%), var(--line-dark) var(--fill, 50%)); }
.diag-row input[type="range"]::-moz-range-track { height: 1px; background: var(--line-dark); }
.diag-row input[type="range"]::-moz-range-progress { height: 1px; background: var(--ink); }
.diag-row input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 18px; height: 18px; margin-top: -9px; border-radius: 50%; background: var(--basalt); box-shadow: inset 0 0 0 1px var(--ink); transition: transform .3s var(--ease-out); }
.diag-row input[type="range"]::-moz-range-thumb { width: 16px; height: 16px; border: 1px solid var(--ink); border-radius: 50%; background: var(--basalt); }
.diag-row input[type="range"]:active::-webkit-slider-thumb { transform: scale(1.3); }
.diag-row input[type="range"]:focus-visible { outline: 2px solid var(--ink); outline-offset: 4px; }
.diag-visual { display: grid; gap: 1.5rem; justify-items: center; }
.radar { width: min(100%, 520px); height: auto; overflow: visible; }
.radar-grid polygon { fill: none; stroke: var(--line-dark); }
.radar-grid line { stroke: var(--line-dark); }
.radar-target { fill: none; stroke: var(--pumice); stroke-dasharray: 3 4; }
.radar-shape { fill: color-mix(in srgb, var(--ink) 9%, transparent); stroke: var(--ink); stroke-width: 1.25; stroke-linejoin: round; }
.radar-dots circle { fill: var(--basalt); stroke: var(--ink); }
.radar-labels text { font-family: var(--font-body); font-size: 9.5px; letter-spacing: 0; font-weight: 500; fill: var(--pumice); }
.diag-result { width: 100%; display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 1.25rem 2rem; align-items: end; padding-top: 1.5rem; border-top: 1px solid var(--line-dark); }
.diag-result .btn { grid-column: 1 / -1; justify-self: start; }
.diag-score { display: grid; gap: .4rem; }
.diag-score strong { font-family: var(--font-display); font-weight: 500; font-size: clamp(3rem, 6vw, 5rem); line-height: .9; letter-spacing: -.04em; font-variant-numeric: tabular-nums; }
.diag-score small { font-size: .35em; color: var(--pumice); margin-left: .15em; letter-spacing: 0; }
.diag-reco { display: grid; gap: .4rem; }
.diag-reco p { font-size: 1.05rem; line-height: 1.45; }
.diag-reco a { text-decoration: underline; text-underline-offset: 3px; }
.diag-score .mono, .diag-reco .mono { color: var(--pumice); }
@media (max-width: 900px) { .diag-grid { grid-template-columns: 1fr; } .diag-visual { order: -1; } }
@media (max-width: 520px) { .diag-result { grid-template-columns: 1fr; } }

/* ==========================================================================
   Portada
   ========================================================================== */

/* Vídeo que crece hasta ocupar todo el ancho al hacer scroll */
.reel { --p: 0; position: relative; z-index: 2; padding-inline: calc((1 - var(--p)) * clamp(8px, 1vw, 16px)); }
.reel-frame {
  position: relative; overflow: hidden; isolation: isolate;
  border-radius: calc(var(--radius-l) * (1 - var(--p)));
  height: 100svh; min-height: 480px; width: 100%;
  background: #0b0b0d;
}
@media (max-width: 760px) { .reel-frame { height: auto; min-height: 0; aspect-ratio: 4 / 5; } .hero--home .hero-title { font-size: 14.5vw; } }
.hero-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; pointer-events: none; }
.reel-play {
  position: absolute; left: 50%; top: 50%; z-index: 2;
  width: clamp(64px, 7vw, 96px); aspect-ratio: 1; margin: calc(clamp(64px, 7vw, 96px) / -2) 0 0 calc(clamp(64px, 7vw, 96px) / -2);
  border-radius: 50%; background: #fff; color: var(--night);
  display: grid; place-items: center;
  transition: transform .6s var(--ease-out), background-color .4s;
}
.reel-play svg { width: 34%; fill: currentColor; margin-left: 6%; }
.reel-play:hover { transform: scale(1.08); background: var(--night); color: #fff; }

.lightbox {
  position: fixed; inset: 0; z-index: 500; background: rgb(10 10 12 / .94);
  display: grid; place-items: center; padding: clamp(16px, 4vw, 64px);
  opacity: 0; visibility: hidden; transition: opacity .5s var(--ease-out), visibility .5s;
}
.lightbox.is-open { opacity: 1; visibility: visible; }
.lightbox video { width: min(100%, 1600px); max-height: 100%; border-radius: var(--radius); }
.lightbox-close {
  position: absolute; top: 20px; right: 20px; width: 52px; height: 52px; border-radius: 50%;
  background: #fff; color: var(--night); font-size: 1.4rem; line-height: 1;
}

/* Texto que se colorea palabra a palabra */
.intro { position: relative; z-index: 2; background: var(--basalt); padding-bottom: clamp(5rem, 9vw, 8.5rem); }
.intro .wrap { max-width: none; }
.lit-text { font-family: var(--font-body); font-weight: 300; font-size: clamp(1.15rem, 1.75vw, 1.65rem); line-height: 1.5; letter-spacing: -.025em; max-width: none; }
.intro .lit-text { font-weight: 400; font-size: clamp(calc(1.9rem + 3px), calc(4.3vw + 3px), calc(4.6rem + 3px)); line-height: 1.22; letter-spacing: -.035em; }
.lit-text em { font-weight: 300; }
.lit-text .w { transition: color .35s linear; }
.js .lit-text .w { color: #d4d4d8; }
.js .s-ink .lit-text .w { color: #45454c; }
.js .lit-text .w.on { color: var(--ash); }
.js .lit-text .w.hot { color: var(--ash); }

/* Contadores de color con paralaje escalonado */
.counters-wrap { position: relative; z-index: 2; background: var(--basalt); padding-bottom: var(--section); }
.counters { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(1rem, 2.2vw, 2.25rem); align-items: start; }
.counter {
  --y: 0px;
  aspect-ratio: 10 / 10.5; border-radius: var(--radius);
  padding: clamp(1.25rem, 2.2vw, 2rem);
  display: flex; flex-direction: column; justify-content: space-between; gap: 2rem;
  color: var(--night); transform: translate3d(0, var(--y), 0); will-change: transform;
}
.counter:nth-child(even) { margin-top: 0; }
.counter:nth-child(odd) { margin-top: clamp(1.5rem, 3vw, 3rem); }
.counter strong { font-weight: 500; font-size: clamp(2.4rem, 4.4vw, 4.6rem); line-height: 1; letter-spacing: -.05em; font-variant-numeric: tabular-nums; }
.counter span { font-size: clamp(.75rem, .9vw, .875rem); line-height: 1.45; max-width: 20ch; }
.counter--1 { background: var(--night); color: #fff; }
.counter--2 { background: var(--obsidian); }
.counter--3 { background: transparent; box-shadow: inset 0 0 0 1px var(--line-dark); }
.counter--4 { background: #2a2a2d; color: #fff; }
@media (max-width: 760px) {
  .counters { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .counter { aspect-ratio: 10 / 9.5; }
}

/* Carrusel de marcas: gira siempre, sin pausa */
.logos-wrap { position: relative; z-index: 2; background: var(--basalt); padding-block: 0 var(--section); overflow: hidden; }
.logos-marquee { -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.logos-track { display: flex; width: max-content; animation: logos-loop 38s linear infinite; }
.logos { display: flex; align-items: center; flex: none; color: var(--ink); }
.logo { display: flex; align-items: center; height: clamp(56px, 7vw, 96px); padding-inline: clamp(1.75rem, 4vw, 3.75rem); position: relative; }
.logo::after { content: ""; position: absolute; right: 0; top: 50%; width: 6px; height: 6px; margin-top: -3px; border-radius: 50%; background: currentColor; opacity: .25; }
.logo svg { height: clamp(44px, 5.6vw, 84px); width: auto; fill: currentColor; }
.logo span { font-weight: 500; font-size: clamp(2rem, 4.4vw, 4rem); letter-spacing: -.05em; line-height: 1; white-space: nowrap; }
@keyframes logos-loop { to { transform: translate3d(-50%, 0, 0); } }

/* Tarjetas apiladas (marcas) */
.projects-head { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 1.5rem var(--gutter); align-items: end; margin-bottom: clamp(4rem, 8vw, 7rem); }
.projects-title { font-size: var(--fs-l); }
.projects-head p { color: var(--pumice); max-width: 38ch; justify-self: end; }
@media (max-width: 760px) { .projects-head { grid-template-columns: 1fr; } .projects-head p { justify-self: start; } }
.stack-list { display: grid; gap: clamp(3rem, 7vw, 6rem); }
.stack-item { position: sticky; top: calc(90px + var(--i) * 0px); height: min(76svh, 720px); }
.stack-card {
  --s: 1; --dim: 0;
  position: relative; display: block; overflow: hidden; isolation: isolate;
  height: 100%; border-radius: var(--radius-l); background: #1a1a1c; color: #fff;
  transform: scale(var(--s)); transform-origin: 50% 0; will-change: transform;
}
.stack-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform 1.4s var(--ease-out); }
.stack-card::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgb(0 0 0 / .25), transparent 30%, transparent 55%, rgb(0 0 0 / .55)), rgb(0 0 0 / calc(var(--dim) * .6)); }
.stack-card:hover img { transform: scale(1.03); }
.stack-top { position: absolute; top: 0; left: 0; right: 0; display: flex; justify-content: space-between; padding: clamp(1rem, 2vw, 1.75rem) clamp(1.25rem, 2.5vw, 2.25rem); font-size: var(--fs-s); color: rgb(255 255 255 / .8); }
.stack-name { position: absolute; left: clamp(1.25rem, 2.5vw, 2.25rem); bottom: clamp(1.1rem, 2.2vw, 2rem); right: 12rem; font-weight: 500; font-size: clamp(2.2rem, 6vw, 5.5rem); letter-spacing: -.05em; line-height: .95; }
.stack-name small { display: block; margin-top: .6rem; font-size: clamp(.95rem, 1.3vw, 1.2rem); letter-spacing: -.01em; font-weight: 400; color: rgb(255 255 255 / .85); }
.stack-open { position: absolute; right: clamp(1.25rem, 2.5vw, 2.25rem); bottom: clamp(1.25rem, 2.4vw, 2.2rem); display: inline-flex; gap: .6rem; align-items: center; padding: .7rem 1.1rem; border-radius: 999px; box-shadow: inset 0 0 0 1px rgb(255 255 255 / .55); font-size: var(--fs-s); font-weight: 500; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); transition: background-color .4s, color .4s; }
.stack-card:hover .stack-open, .stack-card:focus-visible .stack-open { background: #fff; color: var(--night); }
@media (max-width: 600px) { .stack-name { right: 1.25rem; bottom: 4.5rem; } .stack-open { left: 1.25rem; right: auto; } }
.stack-item > template { display: none; }

/* Ficha de proyecto: panel que sube desde abajo sin ocupar toda la pantalla */
.sheet { position: fixed; inset: 0; z-index: 550; visibility: hidden; }
.sheet.is-open { visibility: visible; }
.sheet-backdrop { position: absolute; inset: 0; background: rgb(8 8 10 / .55); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); opacity: 0; transition: opacity .5s var(--ease-out); }
.sheet.is-open .sheet-backdrop { opacity: 1; }
.sheet-panel {
  --drag: 0px;
  position: absolute; left: 50%; bottom: 0; width: min(880px, 100%); max-height: 88svh;
  display: flex; flex-direction: column;
  background: #fff; color: var(--night); border-radius: 18px 18px 0 0;
  box-shadow: 0 -20px 60px rgb(0 0 0 / .25);
  transform: translate3d(-50%, calc(100% + 40px), 0); transition: transform .65s var(--ease-out);
}
.sheet.is-open .sheet-panel { transform: translate3d(-50%, var(--drag), 0); }
.sheet.is-dragging .sheet-panel { transition: none; }
.sheet-bar { flex: none; position: relative; display: grid; place-items: center; height: 44px; cursor: grab; touch-action: none; }
.sheet-bar::before { content: ""; width: 44px; height: 4px; border-radius: 4px; background: #d4d4d8; }
.sheet-close { position: absolute; right: 12px; top: 8px; width: 34px; height: 34px; border-radius: 50%; box-shadow: inset 0 0 0 1px var(--line-dark); display: grid; place-items: center; font-size: 1.1rem; line-height: 1; transition: background-color .3s, color .3s; }
.sheet-close:hover { background: var(--night); color: #fff; }
.sheet-body { overflow-y: auto; overscroll-behavior: contain; padding: 0 clamp(1.25rem, 4vw, 3rem) calc(clamp(1.5rem, 4vw, 3rem) + env(safe-area-inset-bottom, 0px)); }
.sheet-media { border-radius: var(--radius); overflow: hidden; aspect-ratio: 16 / 8; background: #eee; }
.sheet-media img { width: 100%; height: 100%; object-fit: cover; }
.sheet-head { padding-block: clamp(1.5rem, 3vw, 2.25rem); border-bottom: 1px solid var(--line-dark); display: grid; gap: 1rem; }
.sheet-kicker { display: flex; gap: 1.25rem; font-size: var(--fs-s); color: var(--pumice); }
.sheet-title { font-weight: 500; font-size: clamp(2.2rem, 5vw, 3.75rem); letter-spacing: -.05em; line-height: 1; }
.sheet-type { font-size: clamp(1.15rem, 1.8vw, 1.5rem); font-weight: 500; letter-spacing: -.03em; margin-top: -.4rem; }
.sheet-lead { font-size: var(--fs-m); font-weight: 300; line-height: 1.5; max-width: 46ch; }
.sheet-tags { display: flex; flex-wrap: wrap; gap: .4rem; }
.sheet-tags li { font-size: .75rem; padding: .4rem .8rem; border-radius: 999px; box-shadow: inset 0 0 0 1px var(--line-dark); }
.sheet-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 clamp(1.5rem, 4vw, 3rem); }
.sheet-block { padding-block: clamp(1.25rem, 2.5vw, 1.75rem); border-bottom: 1px solid var(--line-dark); display: grid; gap: .75rem; align-content: start; }
.sheet-block--wide { grid-column: 1 / -1; }
.sheet-block h3 { font-size: var(--fs-s); font-weight: 500; color: var(--pumice); }
.sheet-block p, .sheet-block li { font-size: .975rem; line-height: 1.6; color: var(--stone); }
.sheet-block ol { counter-reset: step; display: grid; gap: .6rem; }
.sheet-block ol li { counter-increment: step; display: grid; grid-template-columns: 1.75rem minmax(0, 1fr); }
.sheet-block ol li::before { content: counter(step, decimal-leading-zero); color: var(--night); font-weight: 500; font-size: .8rem; padding-top: .15rem; }
.sheet-results { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(.75rem, 1.5vw, 1rem); }
.sheet-results li { padding: 1.1rem 1.1rem 1.25rem; border-radius: var(--radius); background: var(--obsidian); color: var(--night); font-weight: 500; letter-spacing: -.01em; }
.sheet-results li:first-child { background: var(--night); color: #fff; }
.sheet-cta { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; padding-top: clamp(1.5rem, 3vw, 2rem); }
.sheet-cta p { font-weight: 500; font-size: 1.15rem; letter-spacing: -.02em; }
.sheet-nav { display: flex; gap: .5rem; }
@media (max-width: 640px) {
  .sheet-grid, .sheet-results { grid-template-columns: 1fr; }
  .sheet-panel { max-height: 90svh; border-radius: 16px 16px 0 0; }
}
.sheet-lock { overflow: hidden; }
.projects-more { margin-top: clamp(4.5rem, 9vw, 8rem); text-align: center; }
.stack-item:target .stack-card { box-shadow: 0 0 0 1px #fff; }

/* Galería horizontal ligada al scroll */
.gallery-wrap { overflow: hidden; padding-block: var(--section); }
.gallery { --x: 0px; display: flex; align-items: center; gap: clamp(1rem, 2.4vw, 2rem); width: max-content; padding-inline: var(--gutter); transform: translate3d(var(--x), 0, 0); will-change: transform; }
.gallery-item { flex: none; overflow: hidden; border-radius: var(--radius); }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; }
.gallery-item--tall { width: clamp(180px, 17vw, 280px); height: clamp(240px, 23vw, 380px); }
.gallery-item--wide { width: clamp(240px, 24vw, 400px); height: clamp(200px, 19vw, 320px); }
.gallery-item--square { width: clamp(170px, 15vw, 250px); height: clamp(220px, 20vw, 330px); }

/* Especialidad: tarjeta blanca que se superpone al pie */
.expertise {
  --p: 0;
  position: relative; z-index: 2; background: var(--basalt);
  padding-block: clamp(4.5rem, 9vw, 8rem) clamp(6rem, 11vw, 10rem);
  margin-inline: calc(clamp(6px, .9vw, 14px) + var(--p) * 2.2vw);
  border-radius: 0 0 var(--radius-l) var(--radius-l);
}
/* La portada descubre el pie: el pie queda fijo detrás y el contenido sube por encima */
.has-reveal main { position: relative; z-index: 1; }
.has-reveal main > section:not(.s-ink):not(.s-mist) { background: var(--basalt); }
.has-reveal main > .expertise { background: var(--basalt); }
.has-reveal .site-footer.is-static { position: relative; }
.exp-head { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; flex-wrap: wrap; margin-bottom: clamp(3rem, 6vw, 5rem); }
.exp-head h2 { font-size: var(--fs-headline); letter-spacing: -.045em; }
.exp-list { display: grid; }
.exp-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2fr) minmax(0, 3fr); gap: 1rem 2rem; align-items: start; padding-block: clamp(2rem, 4vw, 3.25rem); border-top: 1px solid var(--line-dark); }
.exp-num { font-weight: 500; font-size: clamp(1.6rem, 2.6vw, 2.25rem); letter-spacing: -.04em; line-height: 1; }
.exp-row h3 { font-size: clamp(1.15rem, 1.5vw, 1.375rem); letter-spacing: -.03em; line-height: 1.3; }
.exp-row h3 a { background: linear-gradient(currentColor, currentColor) 0 100% / 0 1.5px no-repeat; transition: background-size .6s var(--ease-out); }
.exp-row h3 a:hover { background-size: 100% 1.5px; }
.exp-row p { color: var(--stone); font-size: var(--fs-s); max-width: 52ch; }
@media (max-width: 760px) { .exp-row { grid-template-columns: 3.5rem minmax(0, 1fr); } .exp-row p { grid-column: 2; } }

/* ==========================================================================
   Pie
   ========================================================================== */
.site-footer { --fp: 1; position: relative; padding-top: clamp(3.5rem, 7vw, 6rem); padding-bottom: calc(1.5rem + env(safe-area-inset-bottom, 0px)); }
.has-reveal .site-footer { position: sticky; bottom: 0; z-index: 0; }
.has-reveal .site-footer .wrap { transform: translate3d(0, calc((1 - var(--fp)) * 12vh), 0) scale(calc(.9 + var(--fp) * .1)); transform-origin: 50% 0; }
.has-reveal main > .expertise { box-shadow: 0 0 0 100vmax var(--night); clip-path: inset(0 -100vmax); }
.footer-talk { display: block; width: fit-content; margin: 0 auto clamp(3rem, 6vw, 5rem); font-weight: 500; font-size: clamp(3.5rem, min(11vw, 18vh), 10rem); letter-spacing: -.05em; line-height: 1; transition: color .4s; }
.footer-talk:hover { color: var(--pumice); }
.footer-cols { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 2.5rem var(--gutter); padding-bottom: clamp(2.5rem, 5vw, 4rem); }
.footer-col { display: grid; gap: .55rem; align-content: start; font-size: var(--fs-s); }
.footer-col h4 { font-size: var(--fs-s); font-weight: 500; color: var(--pumice); margin-bottom: .6rem; }
.footer-col a { width: fit-content; transition: color .3s; overflow-wrap: anywhere; }
.footer-col a:hover { color: var(--pumice); }
.footer-col .soon { color: var(--pumice); opacity: .6; }
.footer-bottom { padding-top: 1.25rem; border-top: 1px solid var(--line-dark); display: flex; justify-content: space-between; flex-wrap: wrap; gap: .75rem 2rem; color: var(--pumice); font-size: .75rem; }
.footer-bottom nav { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.footer-bottom a:hover { color: var(--ash); }
@media (max-width: 760px) { .footer-cols { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

/* ==========================================================================
   Cursor: punto lila que se convierte en píldora sobre las tarjetas
   ========================================================================== */
.cursor {
  position: fixed; left: 0; top: 0; z-index: 600; pointer-events: none;
  width: 12px; height: 12px; border-radius: 999px; overflow: hidden;
  background: #fff; color: #000; mix-blend-mode: difference;
  display: grid; place-items: center; font-size: .75rem; font-weight: 500; white-space: nowrap;
  transform: translate3d(-100px, -100px, 0) translate(-50%, -50%);
  transition: width .35s var(--ease-out), height .35s var(--ease-out), opacity .3s;
}
.cursor span { opacity: 0; transition: opacity .15s; }
.cursor.is-link { width: 40px; height: 40px; opacity: .55; }
.cursor.is-label { width: var(--cw, 110px); height: 34px; opacity: 1; }
.cursor.is-label span { opacity: 1; transition-delay: .12s; }
.cursor.is-hidden { opacity: 0; }

/* ==========================================================================
   Ajustes de componentes al nuevo sistema
   ========================================================================== */
.svc-grid { background: none; border: 0; gap: clamp(.75rem, 1.4vw, 1.25rem); }
.svc-card { border-radius: var(--radius); background: var(--obsidian); }
.s-mist .svc-card { background: var(--basalt); }
.svc-card::before { background: var(--night); border-radius: inherit; }
.svc-card:hover, .svc-card:focus-visible { color: #fff; }
.svc-card h3, .principle h3, .step h3, .forge-card h3, .post h3, .incl h3 { font-weight: 500; letter-spacing: -.04em; }
.svc-icon { stroke-width: 1.5; }
.related { background: none; border: 0; gap: 1rem; }
.tag, .chip span, .copy-btn, .service .plus { border-radius: 999px; }
.tag { letter-spacing: 0; text-transform: none; font-weight: 500; }
.forge-card { border-radius: var(--radius-l); }
.forge-card:nth-child(1) { background: var(--ash); color: var(--basalt); }
.forge-card:nth-child(2) { background: var(--scoria); color: var(--ash); }
.forge-card:nth-child(3) { background: transparent; box-shadow: inset 0 0 0 1px var(--line-dark); color: var(--ink); }
.forge-card::before { display: none; }
.form-status { border-radius: var(--radius); }
.table-scroll { border-radius: var(--radius); }
.diag-grid { background: var(--basalt); border-radius: var(--radius-l); padding: clamp(1.25rem, 4vw, 3.5rem); }
.radar-shape { fill: color-mix(in srgb, var(--ink) 10%, transparent); stroke: var(--ink); }
.s-ink .radar-shape { stroke: #fff; }
.step::before { background: linear-gradient(90deg, var(--ink) var(--p, 0%), var(--line-dark) var(--p, 0%)); height: 1px; }
.step::after { background: var(--ink); box-shadow: none; }
.closing { text-align: center; }
.closing .closing-row { justify-content: center; flex-direction: column; }
.closing .body-l { margin-inline: auto; }
.lit-text em { color: inherit; }
.quote-block { font-weight: 500; }
.big-mail { font-weight: 500; }
.compare thead th { font-weight: 500; }
.compare .is-featured { background: var(--ink); color: var(--paper); }
.curtain { background: var(--night); }
.curtain::before { display: none; }
.brand-row h3 { font-weight: 500; }
.brand-row::before { background: var(--ink); height: 1px; }

@media (prefers-reduced-motion: reduce) {
  .reel { --p: 1 !important; }
  .counter, .gallery, .stack-card, .expertise { transform: none !important; }
  .gallery { flex-wrap: wrap; width: auto; justify-content: center; }
  .logos-track { animation-duration: 120s !important; animation-iteration-count: infinite !important; }
  .cursor { display: none; }
}
@media (pointer: coarse) { .cursor { display: none; } }