/* ==========================================================================
   Rodrigo Maldonado — Portfolio
   Minimal · editorial · mobile-first · sin dependencias CSS
   --------------------------------------------------------------------------
   1  Tokens            6  Work (features + index)   11 Case study
   2  Base              7  About                     12 Lightbox
   3  Utilities         8  Experience & skills       13 Motion (ScrollMagic)
   4  Header / nav      9  Contact & footer          14 Reduced motion / print
   5  Hero             10  Section heads
   ========================================================================== */

/* 1. TOKENS ================================================================ */
:root {
  --bg: #fafaf8;
  --surface: #f0efeb;
  --ink: #111110;
  --ink-2: #3a3a37;
  --muted: #676762;          /* 5.6:1 sobre --bg */
  --line: #e3e2dd;
  --line-strong: #c9c7c0;
  --dark: #121211;
  --on-dark: #f2f1ec;
  --on-dark-muted: #a6a59f;  /* 7.6:1 sobre --dark */
  --live: #2f7d4f;

  --font-sans: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --font-serif: "Instrument Serif", "Iowan Old Style", Georgia, serif;

  --fs-label: .75rem;
  --fs-sm: .9375rem;
  --fs-base: clamp(1rem, .97rem + .15vw, 1.0625rem);
  --fs-md: clamp(1.0625rem, 1rem + .35vw, 1.25rem);
  --fs-lg: clamp(1.25rem, 1.05rem + .9vw, 1.75rem);
  --fs-xl: clamp(1.75rem, 1.25rem + 2.1vw, 3rem);
  --fs-2xl: clamp(2.5rem, 1.6rem + 4.2vw, 5.5rem);
  --fs-hero: clamp(3rem, 5.2rem + 4.3vw, 8.5rem);
  --fs-display: clamp(3rem, 1.2rem + 8.4vw, 10rem);

  --gutter: clamp(1.25rem, .7rem + 2.6vw, 4rem);
  --container: 1440px;
  --section: clamp(6rem, 4rem + 8vw, 12rem);
  --header-h: 72px;

  --ease: cubic-bezier(.16, 1, .3, 1);
  --ease-io: cubic-bezier(.65, 0, .35, 1);
  color-scheme: light;
  interpolate-size: allow-keywords;
}
@media (min-width: 1800px) { :root { --container: 1600px; } }

/* 2. BASE ================================================================== */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--header-h) + 1rem); }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "ss01", "cv11";
  overflow-x: clip;
}
img, video, svg, iframe { display: block; max-width: 100%; }
img { height: auto; }
button, input { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; padding: 0; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { font-weight: 400; line-height: 1.1; letter-spacing: -.02em; text-wrap: balance; }
p { text-wrap: pretty; }
em { font-style: normal; }
::selection { background: var(--ink); color: var(--bg); }

:focus { outline: none; }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; border-radius: 2px; }
.contact :focus-visible, .site-footer :focus-visible, .lightbox :focus-visible { outline-color: var(--on-dark); }

/* 3. UTILITIES ============================================================= */
.container { width: min(100% - 2 * var(--gutter), var(--container)); margin-inline: auto; }
.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; top: .75rem; left: .75rem; z-index: 1000;
  padding: .75rem 1rem; background: var(--ink); color: var(--bg); font-weight: 500;
  transform: translateY(-200%); transition: transform .2s var(--ease);
}
.skip-link:focus-visible { transform: none; }
.scroll-sentinel { position: absolute; top: 0; height: 24px; width: 1px; pointer-events: none; }

.label {
  font-family: var(--font-mono); font-size: var(--fs-label); font-weight: 400;
  letter-spacing: .08em; text-transform: uppercase; line-height: 1.4;
  color: var(--muted);
}
.icon { width: 1em; height: 1em; flex: none; }
.link {
  display: inline-flex; align-items: center; gap: .35rem;
  min-height: 44px;
  text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: .3em;
  text-decoration-color: var(--line-strong);
  transition: text-decoration-color .3s;
}
.link:hover { text-decoration-color: currentColor; }
.link .icon { transition: transform .4s var(--ease); }
.link:hover .icon { transform: translate(2px, -2px); }
.link--back { text-decoration: none; color: var(--muted); }
.link--back:hover { color: var(--ink); }
.link--back:hover .icon { transform: translateX(-3px); }
.icon-btn {
  display: inline-grid; place-items: center; width: 44px; height: 44px;
  border: 1px solid var(--line-strong); border-radius: 50%;
  transition: background-color .25s, color .25s, border-color .25s;
}
.icon-btn .icon { width: 18px; height: 18px; }
.noscript { padding-block: calc(var(--header-h) + 4rem) 4rem; display: grid; gap: 1rem; }

/* 4. HEADER / NAV ========================================================== */
.site-header {
  position: fixed; inset: 0 0 auto; z-index: 100; height: var(--header-h);
  transition: background-color .4s, box-shadow .4s;
}
.site-header.is-scrolled {
  background: rgba(250, 250, 248, .86);
  -webkit-backdrop-filter: saturate(1.6) blur(16px);
  backdrop-filter: saturate(1.6) blur(16px);
  box-shadow: 0 1px 0 var(--line);
}
.site-header__inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.brand { display: inline-flex; align-items: baseline; gap: .75rem; min-height: 44px; align-items: center; }
.brand__name { font-weight: 500; letter-spacing: -.01em; }
.brand__role { color: var(--muted); font-size: var(--fs-sm); display: none; }
@media (min-width: 600px) { .brand__role { display: inline; } }

.nav { display: none; }
.nav__list { list-style: none; padding: 0; display: flex; gap: clamp(1rem, 2vw, 2.25rem); }
.nav__link {
  position: relative; display: inline-flex; align-items: center; min-height: 44px;
  font-size: var(--fs-sm); color: var(--muted); transition: color .25s;
}
.nav__link::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 10px; height: 1px; background: currentColor;
  transform: scaleX(0); transform-origin: right; transition: transform .45s var(--ease);
}
.nav__link:hover, .nav__link[aria-current] { color: var(--ink); }
.nav__link:hover::after, .nav__link[aria-current]::after { transform: scaleX(1); transform-origin: left; }

.menu-toggle { min-height: 44px; min-width: 44px; padding: 0 .25rem; font-size: var(--fs-sm); font-weight: 500; }
.menu-toggle__label { border-bottom: 1px solid currentColor; padding-bottom: 1px; }

.mobile-menu {
  position: fixed; inset: 0; z-index: -1;
  display: flex; flex-direction: column; justify-content: space-between;
  padding: calc(var(--header-h) + 2rem) var(--gutter) 2rem;
  background: var(--bg);
  opacity: 0; visibility: hidden;
  transition: opacity .4s var(--ease), visibility 0s linear .4s;
}
.mobile-menu.is-open { opacity: 1; visibility: visible; transition: opacity .4s var(--ease), visibility 0s; }
.mobile-menu__list { list-style: none; padding: 0; display: grid; gap: .25rem; }
.mobile-menu__link {
  display: flex; align-items: baseline; gap: 1rem; min-height: 44px;
  font-size: clamp(2.25rem, 10vw, 3.5rem); letter-spacing: -.04em; line-height: 1.15;
  transform: translateY(12px); opacity: 0; transition: transform .6s var(--ease), opacity .6s var(--ease);
}
.mobile-menu__link span { font-family: var(--font-mono); font-size: var(--fs-label); color: var(--muted); letter-spacing: 0; }
.mobile-menu.is-open .mobile-menu__link { transform: none; opacity: 1; }
.mobile-menu.is-open li:nth-child(2) .mobile-menu__link { transition-delay: .05s; }
.mobile-menu.is-open li:nth-child(3) .mobile-menu__link { transition-delay: .1s; }
.mobile-menu.is-open li:nth-child(4) .mobile-menu__link { transition-delay: .15s; }
.mobile-menu__foot a { display: inline-flex; min-height: 44px; align-items: center; color: var(--muted); }
body.menu-open { overflow: hidden; }
body.menu-open .site-header { background: transparent; box-shadow: none; backdrop-filter: none; -webkit-backdrop-filter: none; }

@media (min-width: 900px) {
  .nav { display: block; }
  .menu-toggle, .mobile-menu { display: none; }
}

/* 5. HERO ================================================================== */
.hero { padding-top: calc(var(--header-h) + clamp(3rem, 10vh, 8rem)); padding-bottom: clamp(2.5rem, 6vh, 4rem); }
.hero__inner { display: flex; flex-direction: column; }
.hero__intro { display: flex; align-items: center; flex-wrap: wrap; gap: .5rem; }
.hero__intro img { width: 18px; height: auto; }
.hero__statement {
  margin-top: clamp(1.5rem, 3vh, 2.5rem);
  max-width: 21em;
  /* En móviles estrechos se limita por el ancho disponible para que la palabra
     más larga ("Designer" ≈ 3,8em) quepa sin scroll horizontal.
     En tablet y desktop manda --fs-hero (este límite no llega a aplicarse). */
  font-size: min(var(--fs-hero), calc((100vw - 2 * var(--gutter)) / 4));
  font-weight: 380;
  line-height: 1.08;
  letter-spacing: -.035em;
  text-wrap: pretty;
}
.hero__statement strong { font-weight: 520; }
.hero__statement em { font-family: var(--font-serif); font-style: italic; font-weight: 400; font-size: 1.1em; letter-spacing: -.01em; line-height: 1; }
.hero__now { color: var(--muted); }
.hero__foot {
  margin-top: clamp(3rem, 9vh, 7rem);
  padding-top: 1.25rem; border-top: 1px solid var(--line);
  display: grid; gap: 1.5rem;
}
.hero__meta { display: grid; gap: .75rem; }
.hero__meta > div { display: grid; grid-template-columns: 7.5rem minmax(0, 1fr); align-items: baseline; gap: 1rem; }
.hero__meta dt { font-family: var(--font-mono); font-size: var(--fs-label); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.hero__meta dd { margin: 0; font-size: var(--fs-sm); }
@media (min-width: 700px) { .hero__meta dd { margin-top: .2rem; } }
.hero__scroll { display: inline-flex; align-items: center; gap: .5rem; min-height: 44px; font-size: var(--fs-sm); font-weight: 500; justify-self: start; }
.hero__scroll .icon { transition: transform .5s var(--ease); }
.hero__scroll:hover .icon { transform: translateY(3px); }
@media (min-width: 700px) {
  .hero__meta { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2rem; }
  .hero__meta > div { display: block; }
}
@media (min-width: 900px) {
  .hero { min-height: 50svh; display: flex; flex-direction: column; justify-content: flex-end; }
  .hero__foot { grid-template-columns: minmax(0, 1fr) auto; align-items: end; }
  .hero__scroll { justify-self: end; }
}

/* 10. SECTION HEADS ======================================================== */
.section { padding-block: var(--section); }
.section-head {
  display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 1rem;
  margin-bottom: clamp(3rem, 2rem + 4vw, 6rem);
}
.section-title { font-size: var(--fs-2xl); letter-spacing: -.045em; line-height: 1; }
.section-count { font-family: var(--font-mono); font-size: var(--fs-label); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }

/* 6. WORK ================================================================== */
.work { padding-top: clamp(4rem, 3rem + 5vw, 8rem); padding-bottom: clamp(3rem, 2rem + 4vw, 6rem); }
.features { list-style: none; padding: 0; display: grid; gap: clamp(4.5rem, 3rem + 7vw, 10rem); }
.feature { position: relative; }
.feature__media { overflow: hidden; background: var(--surface); }
.feature__frame { height: 100%; }
.feature__media img {
  width: 100%; aspect-ratio: 4 / 3; object-fit: cover;
  transition: transform 1.4s var(--ease);
}
.feature__body { margin-top: 1.5rem; display: grid; justify-items: start; }
.feature__num { font-family: var(--font-mono); font-size: var(--fs-label); color: var(--muted); margin-bottom: 1rem; }
.feature__title { font-size: var(--fs-xl); letter-spacing: -.035em; line-height: 1.05; }
.feature__link::after { content: ""; position: absolute; inset: 0; z-index: 1; }
.feature__link:focus-visible { outline-offset: 6px; }
.feature__meta { margin-top: .6rem; color: var(--muted); font-size: var(--fs-sm); }
.feature__desc { margin-top: 1rem; color: var(--ink-2); max-width: 34ch; }
.feature__extra { margin-top: 1rem; font-family: var(--font-mono); font-size: var(--fs-label); letter-spacing: .04em; color: var(--muted); }
.feature__cta {
  display: inline-flex; align-items: center; gap: .5rem; margin-top: 1.5rem;
  font-size: var(--fs-sm); font-weight: 500;
  border-bottom: 1px solid var(--line-strong); padding-bottom: .2rem;
  transition: border-color .3s;
}
.feature__cta .icon { transition: transform .5s var(--ease); }
.feature:hover .feature__cta { border-color: var(--ink); }
.feature:hover .feature__cta .icon { transform: translateX(4px); }
.feature:has(.feature__link:focus-visible) .feature__cta { border-color: var(--ink); }
.feature:has(.feature__link:focus-visible) .feature__cta .icon { transform: translateX(4px); }
.feature:hover .feature__media img { transform: scale(1.03); }
.feature:has(.feature__link:focus-visible) .feature__media { outline: 2px solid var(--ink); outline-offset: 4px; }

@media (hover: hover) and (min-width: 900px) {
  .feature__extra { opacity: 0; transform: translateY(6px); transition: opacity .5s var(--ease), transform .5s var(--ease); }
  .feature:hover .feature__extra, .feature:focus-within .feature__extra { opacity: 1; transform: none; }
}
@media (min-width: 900px) {
  .feature { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gutter); align-items: end; }
  .feature__media { grid-row: 1; }
  .feature__body { grid-row: 1; margin-top: 0; padding-bottom: .25rem; }
  .feature--left .feature__media { grid-column: 1 / span 8; }
  .feature--left .feature__body { grid-column: 9 / span 4; }
  .feature--right .feature__media { grid-column: 5 / span 8; }
  .feature--right .feature__body { grid-column: 1 / span 4; }
}
@media (min-width: 1400px) {
  .feature--left .feature__body { grid-column: 10 / span 3; }
  .feature--right .feature__body { grid-column: 1 / span 3; }
}

/* Índice compacto */
.index { margin-top: clamp(6rem, 4rem + 8vw, 12rem); }
.index__title { padding-bottom: 1rem; border-bottom: 1px solid var(--ink); }
.index__list { list-style: none; padding: 0; }
.index-row { border-bottom: 1px solid var(--line); }
.index-row__link {
  display: grid; grid-template-columns: 72px minmax(0, 1fr) auto; grid-template-areas: "thumb title arrow" "thumb meta arrow";
  column-gap: 1rem; row-gap: .15rem; align-items: center;
  padding-block: 1rem; min-height: 44px;
  transition: opacity .4s var(--ease);
}
.index-row__num, .index-row__desc { display: none; }
.index-row__thumb { grid-area: thumb; overflow: hidden; background: var(--surface); }
.index-row__thumb img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.index-row__title { grid-area: title; font-size: var(--fs-md); letter-spacing: -.02em; transition: transform .5s var(--ease); }
.index-row__meta { grid-area: meta; display: flex; gap: .5rem; color: var(--muted); font-size: var(--fs-sm); }
.index-row__meta .index-row__year::before { content: "·"; margin-right: .5rem; }
@media (max-width: 899px) { .index-row__meta .index-row__year:empty { display: none; } }
.index-row__arrow { grid-area: arrow; display: grid; place-items: center; width: 44px; height: 44px; transition: transform .5s var(--ease); }
.index-row__link:hover .index-row__arrow { transform: translate(3px, -3px); }

@media (min-width: 900px) {
  .index-row__link {
    grid-template-columns: 3.5rem minmax(0, 3fr) minmax(0, 4fr) minmax(0, 2fr) 4rem 44px;
    grid-template-areas: none; column-gap: 1.5rem; padding-block: 1.6rem;
  }
  .index-row__thumb { display: none; }
  .index-row__num { display: block; font-family: var(--font-mono); font-size: var(--fs-label); color: var(--muted); }
  .index-row__title { grid-area: auto; font-size: var(--fs-lg); }
  .index-row__desc { display: block; color: var(--muted); font-size: var(--fs-sm); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .index-row__meta { display: contents; }
  .index-row__meta .index-row__year::before { content: none; }
  .index-row__cat, .index-row__year { color: var(--muted); font-size: var(--fs-sm); }
  .index-row__year { font-variant-numeric: tabular-nums; }
  .index-row__arrow { grid-area: auto; }
  .index-row__link:hover .index-row__title { transform: translateX(.5rem); }
}
@media (hover: hover) {
  .index__list:hover .index-row__link:not(:hover) { opacity: .4; }
}
.index__preview {
  position: fixed; top: 0; left: 0; z-index: 60; pointer-events: none;
  width: clamp(240px, 22vw, 380px); aspect-ratio: 4 / 3; overflow: hidden;
  translate: 2rem -50%;
  opacity: 0; scale: .94;
  transition: opacity .35s var(--ease), scale .5s var(--ease);
  background: var(--surface);
}
.index__preview.is-visible { opacity: 1; scale: 1; }
.index__preview img { width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 899px), (hover: none) { .index__preview { display: none; } }

/* 7. ABOUT ================================================================= */
.about-section { padding-top: 0; }
.statement-wrap { padding-top: var(--section); }
.statement-sticky .label { margin-bottom: clamp(1.5rem, 3vw, 2.5rem); }
.statement {
  font-size: clamp(1.75rem, 1.05rem + 2.9vw, 4rem);
  font-weight: 380; letter-spacing: -.035em; line-height: 1.12;
  max-width: 22em;
}
.about { display: grid; gap: 2.5rem; margin-top: clamp(4rem, 3rem + 5vw, 8rem); }
.about__photo { align-self: start; width: min(100%, 240px); overflow: hidden; background: var(--surface); border-radius: 2px; }
.about__photo img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.about__text { display: grid; gap: 1.25rem; font-size: var(--fs-md); color: var(--ink-2); line-height: 1.6; max-width: 62ch; }
.about__intro { font-size: var(--fs-lg); font-weight: 500; color: var(--ink); letter-spacing: -.015em; line-height: 1.35; }
.about__links { display: flex; flex-wrap: wrap; gap: .25rem 1.75rem; font-size: var(--fs-base); color: var(--ink); }
@media (min-width: 900px) {
  .about { grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gutter); }
  .about__photo { grid-column: 1 / span 3; width: min(100%, 285px); }
  .about__text { grid-column: 5 / span 7; }
}


.capabilities__title { margin-top: clamp(5rem, 3.5rem + 6vw, 10rem); margin-bottom: 1.5rem; }
.capabilities { list-style: none; padding: 0; display: grid; gap: 2rem var(--gutter); }
.capability { border-top: 1px solid var(--line); padding-top: 1.25rem; }
.capability__num { font-family: var(--font-mono); font-size: var(--fs-label); color: var(--muted); }
.capability__title { font-size: var(--fs-md); font-weight: 500; letter-spacing: -.015em; margin: 1.5rem 0 .5rem; }
.capability__text { color: var(--muted); font-size: var(--fs-sm); max-width: 32ch; }
@media (min-width: 600px) { .capabilities { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1100px) { .capabilities { grid-template-columns: repeat(4, minmax(0, 1fr)); } }

/* 8. EXPERIENCE & SKILLS =================================================== */
.experience { padding-top: 0; }
.xp { list-style: none; padding: 0; border-top: 1px solid var(--ink); }
.xp-item { border-bottom: 1px solid var(--line); }
.xp-item__summary {
  list-style: none; cursor: pointer;
  display: grid; grid-template-columns: minmax(0, 1fr) 44px; column-gap: 1rem; row-gap: .35rem; align-items: center;
  padding-block: 1.5rem;
}
.xp-item__summary::-webkit-details-marker { display: none; }
.xp-item__period { grid-column: 1; font-family: var(--font-mono); font-size: var(--fs-label); letter-spacing: .04em; color: var(--muted); font-variant-numeric: tabular-nums; }
.xp-item__main { grid-column: 1; display: grid; gap: .15rem; }
.xp-item__company { font-size: var(--fs-lg); letter-spacing: -.025em; line-height: 1.2; transition: transform .5s var(--ease); }
.xp-item__company-full { color: var(--muted); font-size: .7em; letter-spacing: -.01em; }
.xp-item__role { color: var(--ink-2); font-size: var(--fs-sm); }
.xp-item__aside { grid-column: 1; display: flex; flex-wrap: wrap; align-items: center; gap: .75rem; font-size: var(--fs-sm); color: var(--muted); }
.xp-item__badge { display: inline-flex; align-items: center; gap: .45rem; color: var(--ink); font-size: var(--fs-label); font-family: var(--font-mono); letter-spacing: .06em; text-transform: uppercase; }
.xp-item__badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--live); }
.xp-item__toggle {
  grid-column: 2; grid-row: 1 / span 3;
  display: grid; place-items: center; width: 44px; height: 44px;
  border: 1px solid var(--line-strong); border-radius: 50%;
  transition: transform .5s var(--ease), background-color .3s, color .3s, border-color .3s;
}
.xp-item__toggle .icon { width: 16px; height: 16px; }
.xp-item details[open] .xp-item__toggle { transform: rotate(45deg); background: var(--ink); color: var(--bg); border-color: var(--ink); }
.xp-item__summary:hover .xp-item__toggle { border-color: var(--ink); }
.xp-item__summary:focus-visible { outline-offset: -2px; }
.xp-item__body { padding-bottom: 2rem; }
.xp-item__list { list-style: none; padding: 0; display: grid; gap: .85rem; max-width: 72ch; color: var(--ink-2); }
.xp-item__list li { position: relative; padding-left: 1.5rem; }
.xp-item__list li::before { content: "—"; position: absolute; left: 0; color: var(--muted); }
/* Apertura animada donde el navegador lo soporta (mejora progresiva) */
.xp-item details::details-content {
  block-size: 0; overflow: hidden;
  transition: block-size .5s var(--ease), content-visibility .5s allow-discrete;
}
.xp-item details[open]::details-content { block-size: auto; }

@media (min-width: 900px) {
  .xp-item__summary { grid-template-columns: 11rem minmax(0, 1fr) minmax(0, 15rem) 44px; column-gap: 1.5rem; padding-block: 1.75rem; }
  .xp-item__period, .xp-item__main, .xp-item__aside, .xp-item__toggle { grid-row: 1; }
  .xp-item__main { grid-column: 2; }
  .xp-item__aside { grid-column: 3; justify-content: flex-end; text-align: right; }
  .xp-item__toggle { grid-column: 4; }
  .xp-item__summary:hover .xp-item__company { transform: translateX(.35rem); }
  .xp-item__body { padding-left: calc(11rem + 1.5rem); padding-right: calc(44px + 1.5rem); padding-bottom: 2.25rem; }
}

/* Tools (Key Knowledge + Toolkit) */
.tools-section { padding-top: clamp(4rem, 3rem + 4vw, 7rem); }
.tools { display: grid; gap: 3rem; }
.tools__group .label { padding-bottom: 1rem; border-bottom: 1px solid var(--ink); }
.knowledge { list-style: none; padding: 0; }
.knowledge li {
  display: grid; grid-template-columns: 2.5rem minmax(0, 1fr); align-items: baseline;
  padding-block: 1.1rem; border-bottom: 1px solid var(--line); font-size: var(--fs-md); letter-spacing: -.01em;
}
.knowledge__num { font-family: var(--font-mono); font-size: var(--fs-label); color: var(--muted); }
.toolkit { list-style: none; padding: 0; }
.toolkit__item {
  display: grid; gap: .15rem; padding-block: 1.1rem; border-bottom: 1px solid var(--line);
  transition: padding .4s var(--ease);
}
.toolkit__name { font-size: var(--fs-md); font-weight: 500; letter-spacing: -.01em; }
.toolkit__use { color: var(--muted); font-size: var(--fs-sm); }
@media (min-width: 700px) {
  .toolkit__item { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 1.5rem; align-items: baseline; }
}
@media (hover: hover) and (min-width: 900px) {
  .toolkit__item:hover { padding-left: .5rem; }
}
@media (min-width: 1000px) {
  .tools { grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); column-gap: var(--gutter); align-items: start; }
  .tools__group:first-child { position: sticky; top: calc(var(--header-h) + 2rem); }
}

/* 9. CONTACT & FOOTER ====================================================== */
.contact { background: var(--dark); color: var(--on-dark); }
.contact .label { color: var(--on-dark-muted); }
.contact__title { margin-top: 1.5rem; font-size: var(--fs-display); letter-spacing: -.055em; line-height: .95; }
.contact__title em { font-family: var(--font-serif); font-style: italic; letter-spacing: -.02em; }
.contact__grid { display: grid; gap: 3rem; margin-top: clamp(3rem, 2rem + 4vw, 6rem); }
.contact__primary { display: grid; justify-items: start; gap: .75rem; }
.contact__email {
  font-size: var(--fs-xl); letter-spacing: -.03em; line-height: 1.2; overflow-wrap: anywhere;
  text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: .18em;
  text-decoration-color: rgba(242, 241, 236, .35); transition: text-decoration-color .3s;
}
.contact__email:hover { text-decoration-color: var(--on-dark); }
.text-btn { display: inline-flex; align-items: center; gap: .5rem; min-height: 44px; color: var(--on-dark-muted); font-size: var(--fs-sm); transition: color .25s; }
.text-btn:hover { color: var(--on-dark); }
.contact__list { display: grid; gap: 1.5rem; }
.contact__list dt { font-family: var(--font-mono); font-size: var(--fs-label); letter-spacing: .08em; text-transform: uppercase; color: var(--on-dark-muted); }
.contact__list dd { margin: .25rem 0 0; font-size: var(--fs-md); }
.contact__list dd > a { display: inline-flex; min-height: 44px; align-items: center; }
.contact__list a:hover { text-decoration: underline; text-underline-offset: .25em; }
.contact__clock { color: var(--on-dark-muted); }
.contact__links { display: flex; flex-wrap: wrap; gap: 0 1.5rem; }
.contact__links a { display: inline-flex; align-items: center; gap: .3rem; min-height: 44px; }
@media (min-width: 900px) { .contact__grid { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); align-items: end; } }

.site-footer { background: var(--dark); color: var(--on-dark-muted); font-size: var(--fs-sm); }
.site-footer__inner { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding-block: 1.25rem; border-top: 1px solid rgba(242, 241, 236, .12); }
.site-footer__top { display: inline-flex; align-items: center; gap: .4rem; min-height: 44px; color: var(--on-dark); }

/* 11. CASE STUDY =========================================================== */
.reading-bar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200; height: 2px;
  background: var(--ink); transform-origin: 0 50%; transform: scaleX(var(--p, 0));
  display: none;
}
.case-hero { padding-top: calc(var(--header-h) + clamp(1rem, 3vw, 3rem)); }
.case-hero__kicker { margin-top: clamp(2rem, 5vw, 4rem); }
.case-hero__title { margin-top: 1rem; font-size: var(--fs-display); letter-spacing: -.06em; line-height: .92; }
.case-hero__grid { display: grid; gap: 2.5rem; margin-top: clamp(2rem, 1.5rem + 3vw, 4.5rem); }
.case-hero__lead { font-size: var(--fs-lg); line-height: 1.4; letter-spacing: -.02em; color: var(--ink-2); max-width: 34em; }
.facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem 1.5rem; padding-top: 1.25rem; border-top: 1px solid var(--line); }
.facts dt { font-family: var(--font-mono); font-size: var(--fs-label); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.facts dd { margin: .25rem 0 0; font-size: var(--fs-sm); }
.case-hero__links { display: flex; flex-wrap: wrap; gap: 0 1.5rem; margin-top: 1.25rem; font-size: var(--fs-sm); }
@media (min-width: 900px) {
  .case-hero__grid { grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gutter); }
  .case-hero__lead { grid-column: 1 / span 7; }
  .case-hero__side { grid-column: 9 / span 4; }
}
.case-cover {
  width: min(100% - 2 * var(--gutter), var(--container)); margin: clamp(3rem, 2rem + 4vw, 6rem) auto 0;
  overflow: hidden; background: var(--surface); border-radius: 2px;
}
.case-cover img { width: 100%; }

.results { padding-block: clamp(5rem, 3.5rem + 6vw, 10rem) 0; }
.results__list { list-style: none; padding: 0; margin-top: 1.5rem; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 210px), 1fr)); gap: 2.5rem var(--gutter); }
.result { border-top: 1px solid var(--ink); padding-top: 1.25rem; display: grid; gap: .5rem; align-content: start; }
.result__value { font-size: var(--fs-2xl); font-weight: 300; letter-spacing: -.05em; line-height: 1; font-variant-numeric: tabular-nums; }
.result__label { color: var(--muted); font-size: var(--fs-sm); max-width: 26ch; }

.chapters { width: min(100% - 2 * var(--gutter), var(--container)); margin: clamp(4rem, 3rem + 5vw, 9rem) auto 0; }
.chapter { padding-block: clamp(3.5rem, 2.5rem + 4vw, 7rem); border-top: 1px solid var(--line); }
.chapter__num { font-family: var(--font-mono); font-size: var(--fs-label); color: var(--muted); }
.chapter__title { font-size: var(--fs-xl); letter-spacing: -.035em; margin-top: .75rem; }
.chapter__progress { display: none; width: min(100%, 12rem); height: 1px; margin-top: 1.5rem; background: var(--line); overflow: hidden; }
.chapter__progress span { display: block; height: 100%; background: var(--ink); transform-origin: 0 50%; transform: scaleX(var(--p, 0)); }
.chapter__body { margin-top: 2rem; min-width: 0; }
.prose { display: grid; gap: 1.25rem; font-size: var(--fs-md); line-height: 1.65; color: var(--ink-2); max-width: 64ch; }
@media (min-width: 900px) {
  .chapter { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gutter); }
  .chapter__head { grid-column: 1 / span 4; }
  .chapter__sticky { position: sticky; top: calc(var(--header-h) + 2rem); }
  .chapter__body { grid-column: 5 / span 8; margin-top: 0; }
}
@media (min-width: 1200px) { .chapter__body { grid-column: 6 / span 7; } }

.steps { list-style: none; padding: 0; margin-top: 2.5rem; }
.step { display: grid; grid-template-columns: 3rem minmax(0, 1fr); gap: 1rem; padding-block: 1.25rem; border-top: 1px solid var(--line); transition: opacity .6s var(--ease); }
.step:last-child { border-bottom: 1px solid var(--line); }
.step__num { font-family: var(--font-mono); font-size: var(--fs-label); color: var(--muted); padding-top: .3rem; transition: color .4s; }
.step__title { font-size: var(--fs-md); font-weight: 500; letter-spacing: -.015em; }
.step__text { margin-top: .35rem; color: var(--muted); font-size: var(--fs-sm); max-width: 58ch; }

.groups { display: grid; gap: 2rem var(--gutter); margin-top: 2.5rem; }
@media (min-width: 700px) { .groups { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.group { border-top: 1px solid var(--line); padding-top: 1rem; }
.group__title { font-size: var(--fs-base); font-weight: 500; letter-spacing: -.01em; margin-bottom: .75rem; }
.group__list { list-style: none; padding: 0; display: grid; gap: .6rem; color: var(--ink-2); font-size: var(--fs-sm); }
.group__list li { position: relative; padding-left: 1.25rem; }
.group__list li::before { content: "—"; position: absolute; left: 0; color: var(--muted); }

.figure { margin-top: clamp(2rem, 1.5rem + 2vw, 3.5rem); }
.figure__btn { display: block; width: 100%; overflow: hidden; background: var(--surface); cursor: zoom-in; border-radius: 2px; }
.figure__btn img { width: 100%; transition: transform 1.2s var(--ease); }
.figure__btn:hover img { transform: scale(1.015); }
.figure figcaption { margin-top: .75rem; font-family: var(--font-mono); font-size: var(--fs-label); letter-spacing: .04em; color: var(--muted); }
.gallery { display: grid; gap: var(--gutter); }
.gallery .figure { margin-top: 0; }
@media (min-width: 700px) { .gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); } .figure--wide { grid-column: 1 / -1; } }
.tech { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: .5rem 1.75rem; font-size: var(--fs-md); color: var(--ink-2); }
.video { aspect-ratio: 16 / 9; background: #000; overflow: hidden; }
.video video, .video iframe { width: 100%; height: 100%; border: 0; }

.next { border-top: 1px solid var(--line); margin-top: clamp(2rem, 4vw, 4rem); }
.next__link { position: relative; display: block; overflow: hidden; padding-block: clamp(4rem, 3rem + 6vw, 10rem); }
.next__inner { display: grid; gap: 1rem; position: relative; z-index: 1; }
.next__title { display: inline-flex; align-items: center; gap:2.3em; font-size: var(--fs-display); letter-spacing: -.06em; line-height: .95; }
.next__title .icon { width: .45em; height: .45em; stroke-width: 1.2; transition: transform .6s var(--ease); }
.next__link:hover .next__title .icon { transform: translateX(.15em); }
.next__meta { color: var(--muted); font-size: var(--fs-sm); }
.next__media { display: none; }
@media (min-width: 900px) and (hover: hover) {
  .next__media {
    display: block; position: absolute; right: var(--gutter); top: 50%; z-index: 0;
    width: clamp(260px, 26vw, 440px); aspect-ratio: 4 / 3; overflow: hidden;
    translate: 0 -50%; opacity: 0; scale: .96;
    transition: opacity .5s var(--ease), scale .8s var(--ease);
  }
  .next__media img { width: 100%; height: 100%; object-fit: cover; }
  .next__link:hover .next__media, .next__link:focus-visible .next__media { opacity: 1; scale: 1; }
}
.not-found { padding-block: calc(var(--header-h) + 4rem) var(--section); }
.not-found .section-title { margin: 1rem 0 3rem; }

/* 12. LIGHTBOX ============================================================= */
.lightbox { width: 100%; height: 100%; max-width: none; max-height: none; margin: 0; padding: 0; border: 0; background: rgba(12, 12, 11, .96); color: var(--on-dark); }
.lightbox::backdrop { background: rgba(12, 12, 11, .5); }
.lightbox[open] { display: grid; grid-template-rows: auto minmax(0, 1fr) auto; }
.lightbox__bar { display: flex; justify-content: space-between; align-items: center; padding: .75rem var(--gutter); }
.lightbox__count { font-family: var(--font-mono); font-size: var(--fs-label); color: var(--on-dark-muted); }
.lightbox__stage { position: relative; display: grid; place-items: center; padding: 0 var(--gutter); min-height: 0; }
.lightbox__stage img { max-width: 100%; max-height: 100%; object-fit: contain; }
.lightbox__caption { padding: .75rem var(--gutter) 1.5rem; text-align: center; color: var(--on-dark-muted); font-size: var(--fs-sm); }
.lightbox .icon-btn { border-color: rgba(242, 241, 236, .35); background: rgba(18, 18, 17, .6); }
.lightbox .icon-btn:hover { background: var(--on-dark); color: var(--dark); }
.lightbox__nav { position: absolute; top: 50%; translate: 0 -50%; }
.lightbox__nav--prev { left: .75rem; }
.lightbox__nav--next { right: .75rem; }

/* 13. MOTION — solo existe bajo html.has-motion (ScrollMagic cargado + sin reduced motion)
   ========================================================================== */
/* Entrada del hero (CSS, una vez) */
.has-motion [data-hero-in] { animation: rise 1.2s var(--ease) backwards; animation-delay: calc(var(--i, 0) * .12s + .1s); }
@keyframes rise { from { opacity: 0; translate: 0 22px; } }

/* Hero: profundidad al salir (ScrollMagic → --p) */
.has-motion .hero__statement { transform: translate3d(0, calc(var(--p, 0) * -56px), 0); opacity: calc(1 - var(--p, 0) * .75); will-change: transform; }
.has-motion .hero__foot { opacity: calc(1 - var(--p, 0) * 1.4); }

/* Reveals genéricos */
.has-motion [data-reveal]:not([data-reveal="image"]) {
  opacity: 0; transform: translate3d(0, 24px, 0);
  transition: opacity 1s var(--ease), transform 1.1s var(--ease);
  transition-delay: calc(var(--i, 0) * 80ms);
}
.has-motion [data-reveal].is-in { opacity: 1; transform: none; }
@media (max-width: 899px) {
  .has-motion [data-reveal]:not([data-reveal="image"]) { transform: translate3d(0, 12px, 0); transition-duration: .7s; }
}

/* Reveal de imágenes: cortina + escala */
.has-motion [data-reveal="image"] { clip-path: inset(14% 0 0 0); transition: clip-path 1.4s var(--ease); }
.has-motion [data-reveal="image"] img { transform: scale(1.12); transition: transform 1.8s var(--ease); }
.has-motion [data-reveal="image"].is-in { clip-path: inset(0);  }
.has-motion [data-reveal="image"].is-in img { transform: scale(1); }
.has-motion .feature:hover [data-reveal="image"].is-in img { transform: scale(1.03); }

/* Parallax sutil (desktop) */
@media (min-width: 900px) {
  .has-motion .feature__frame[data-parallax] { transform: translate3d(0, calc((var(--p, .5) - .5) * -7%), 0) scale(1.08); will-change: transform; }
  .has-motion .case-cover__frame[data-parallax] { transform: scale(calc(1.08 - var(--p, 0) * .08)); transform-origin: 50% 0; will-change: transform; }
}

/* About: statement fijado + palabras que se iluminan (desktop) */
@media (min-width: 900px) {
  .has-motion .statement-wrap { height: 200vh; padding-top: 0; }
  .has-motion .statement-sticky { position: sticky; top: 0; height: 100vh; display: flex; align-items: center; }
  .has-motion .statement .word { opacity: .16; transition: opacity .45s var(--ease); }
  .has-motion .statement .word.is-lit { opacity: 1; }
}

/* Case study */
.has-motion .reading-bar { display: block; }
.has-motion .chapter__progress { display: block; }
.has-motion .step { opacity: .32; }
.has-motion .step.is-active { opacity: 1; }
.has-motion .step.is-active .step__num { color: var(--ink); }

/* 14. REDUCED MOTION / PRINT =============================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important; animation-iteration-count: 1 !important;
    transition-duration: .001ms !important; scroll-behavior: auto !important;
  }
}
@media print {
  .site-header, .reading-bar, .index__preview, .hero__scroll, .next__media { display: none !important; }
  .contact, .site-footer { background: #fff; color: #000; }
  [data-reveal] { opacity: 1 !important; transform: none !important; clip-path: none !important; }
}

/* Negritas del contenido (**texto** en los datos) */
.about__text strong, .xp-item__list strong { font-weight: 560; color: var(--ink); }

/* --- Contenido original con el sistema visual nuevo --- */
.hero__social { display: flex; flex-wrap: wrap; gap: .25rem 1rem; }
.hero__social a { display: inline-flex; min-height: 44px; align-items: center; text-decoration: underline; text-underline-offset: .25em; text-decoration-color: var(--line-strong); }
.hero__social a:hover { text-decoration-color: currentColor; }
@media (min-width: 700px) { .hero__social a { min-height: 32px; } }

.feature__desc { display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden; }

.contact__title { font-size: clamp(2.5rem, 1rem + 6vw, 7.5rem); max-width: 14ch; }

.tools__title { font-size: var(--fs-xl); margin-bottom: 1.25rem; }

/* Bloques del case study (contenido original en su orden) */
.block-subhead { font-size: var(--fs-md); font-weight: 560; letter-spacing: -.015em; color: var(--ink); margin-top: .75rem; }
.block-list { list-style: none; padding: 0; display: grid; gap: .6rem; font-size: var(--fs-base); }
.block-list li { position: relative; padding-left: 1.25rem; }
.block-list li::before { content: "—"; position: absolute; left: 0; color: var(--muted); }
.prose strong { font-weight: 560; color: var(--ink); }
.prose .figure { margin-top: 1rem; }
.case-hero__more { margin-top: 1.5rem; font-size: var(--fs-base); }
.case-hero__intro { min-width: 0; }
@media (min-width: 900px) { .case-hero__intro { grid-column: 1 / span 7; } .case-hero__lead { grid-column: auto; } }