/* ---------- Tokens ---------- */
:root {
  --paper: #f4f0e8;
  --paper-2: #ebe5d9;
  --ink: #17150f;
  --ink-soft: #5a554b;
  --line: #d9d1c1;
  --hi: #c8401f; /* acento general */

  /* Acento de cada proyecto (sale de su propia marca) */
  --amano: #c8401f;
  --miti: #b8236a;
  --carta: #2e5e4e;
  --colchon: #b5590b;
  --vitrina: #4b45b8;

  --sombra: 0 1px 2px rgb(23 21 15 / .06), 0 18px 50px -20px rgb(23 21 15 / .28);

  --serif: "Instrument Serif", Georgia, serif;
  --sans: "Inter Tight", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --gutter: 16px;
  --max: 1200px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-tema="claro"]) {
    --paper: #151410;
    --paper-2: #1e1c17;
    --ink: #f1ece1;
    --ink-soft: #a8a294;
    --line: #34312a;
    --hi: #f0764f;
    --amano: #f0764f;
    --miti: #ff7ab8;
    --carta: #7bbfa5;
    --colchon: #ffa24a;
    --vitrina: #a9a3f5;
    --sombra: 0 1px 2px rgb(0 0 0 / .3), 0 18px 50px -20px rgb(0 0 0 / .7);
    color-scheme: dark;
  }
}

:root[data-tema="oscuro"] {
  --paper: #151410;
  --paper-2: #1e1c17;
  --ink: #f1ece1;
  --ink-soft: #a8a294;
  --line: #34312a;
  --hi: #f0764f;
  --amano: #f0764f;
  --miti: #ff7ab8;
  --carta: #7bbfa5;
  --colchon: #ffa24a;
  --vitrina: #a9a3f5;
  --sombra: 0 1px 2px rgb(0 0 0 / .3), 0 18px 50px -20px rgb(0 0 0 / .7);
  color-scheme: dark;
}

@media (min-width: 720px) {
  :root { --gutter: 40px; }
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
em { font-family: var(--serif); font-style: italic; font-weight: 400; }

::selection { background: var(--hi); color: var(--paper); }

:focus-visible { outline: 2px solid var(--hi); outline-offset: 3px; border-radius: 4px; }

.skip {
  position: absolute;
  left: var(--gutter);
  top: -60px;
  padding: 8px 14px;
  background: var(--ink);
  color: var(--paper);
  border-radius: 8px;
  z-index: 100;
  text-decoration: none;
}
.skip:focus { top: 12px; }

/* ---------- Barra superior ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 12px var(--gutter);
  display: flex;
  align-items: center;
  gap: 16px;
}
.mark {
  font-family: var(--serif);
  font-size: 28px;
  line-height: 1;
  text-decoration: none;
  letter-spacing: -.01em;
}
.mark span { color: var(--hi); }
.topbar nav {
  margin-left: auto;
  display: flex;
  gap: 18px;
  font-size: 14px;
}
.topbar nav a {
  text-decoration: none;
  color: var(--ink-soft);
  transition: color .2s;
}
.topbar nav a:hover { color: var(--ink); }
@media (max-width: 480px) {
  .topbar nav a[href="#sobre-mi"] { display: none; }
}

.tema {
  width: 38px;
  height: 38px;
  flex: none;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  transition: border-color .2s;
}
.tema:hover { border-color: var(--ink-soft); }
.tema svg { width: 18px; height: 18px; }
.tema-sol { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-tema="claro"]) .tema-sol { display: block; }
  :root:not([data-tema="claro"]) .tema-luna { display: none; }
}
:root[data-tema="oscuro"] .tema-sol { display: block; }
:root[data-tema="oscuro"] .tema-luna { display: none; }

/* ---------- Portada ---------- */
.hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(48px, 10vw, 120px) var(--gutter) clamp(56px, 9vw, 110px);
  border-bottom: 1px solid var(--line);
}
.eyebrow {
  margin: 0 0 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.eyebrow span + span::before {
  content: "";
  display: inline-block;
  width: 5px;
  height: 5px;
  margin-right: 22px;
  border-radius: 50%;
  background: var(--hi);
  vertical-align: middle;
  position: relative;
  top: -1px;
}
.hero-name {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(56px, 13.5vw, 184px);
  line-height: .88;
  letter-spacing: -.035em;
}
.hero-name em { color: var(--hi); }

.hero-grid {
  margin-top: clamp(40px, 7vw, 80px);
  display: grid;
  gap: 40px;
}
@media (min-width: 900px) {
  .hero-grid { grid-template-columns: 1fr 1fr; gap: 80px; align-items: end; }
}
.hero-lead {
  margin: 0;
  max-width: 34ch;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.4;
  letter-spacing: -.01em;
}

.indice {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ink);
}
.indice li { border-bottom: 1px solid var(--line); }
.indice a {
  display: grid;
  grid-template-columns: 36px 1fr auto;
  align-items: baseline;
  gap: 12px;
  padding: 14px 0;
  text-decoration: none;
  transition: padding .25s ease, color .2s;
}
.indice a:hover { padding-left: 8px; color: var(--hi); }
.indice-num { font-family: var(--mono); font-size: 12px; color: var(--ink-soft); }
.indice-nombre { font-family: var(--serif); font-size: 28px; line-height: 1.1; }
.indice-tipo { font-size: 14px; color: var(--ink-soft); text-align: right; }
@media (max-width: 420px) {
  .indice a { grid-template-columns: 30px 1fr; }
  .indice-tipo { grid-column: 2; text-align: left; margin-top: -6px; }
}

/* ---------- Casos ---------- */
.caso {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(64px, 10vw, 128px) var(--gutter);
  border-bottom: 1px solid var(--line);
}

.caso-head {
  display: grid;
  gap: 16px;
  margin-bottom: clamp(32px, 5vw, 56px);
}
@media (min-width: 900px) {
  .caso-head {
    grid-template-columns: 1.1fr 1fr;
    grid-template-rows: auto auto;
    column-gap: 80px;
    align-items: end;
  }
  .caso-meta { grid-column: 1 / -1; }
}
.caso-meta {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.caso-num { color: var(--acento); font-weight: 500; }
.caso-titulo {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(52px, 10vw, 128px);
  line-height: .92;
  letter-spacing: -.03em;
}
.caso-bajada {
  margin: 0;
  max-width: 40ch;
  font-size: clamp(18px, 2vw, 21px);
  line-height: 1.45;
  color: var(--ink-soft);
}
.caso-bajada em { color: var(--acento); font-size: 1.12em; }

/* Vitrina: navegador + teléfono */
.vitrina {
  position: relative;
  margin: 0;
  padding: clamp(20px, 4vw, 56px);
  padding-right: clamp(20px, 13vw, 170px);
  background: var(--paper-2);
  border-radius: 20px;
  isolation: isolate;
  overflow: hidden;
}
.vitrina::before {
  content: "";
  position: absolute;
  inset: auto -10% -45% 35%;
  height: 90%;
  background: var(--acento);
  opacity: .14;
  border-radius: 50%;
  filter: blur(40px);
  z-index: -1;
}
.vitrina figcaption {
  margin-top: 14px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--ink-soft);
}

.navegador {
  border-radius: 12px;
  overflow: hidden;
  background: var(--paper);
  box-shadow: var(--sombra);
  border: 1px solid var(--line);
}
.navegador-barra {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 9px 12px;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}
.navegador-barra i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--line);
}
.navegador-barra span {
  margin-left: 10px;
  padding: 2px 12px;
  border-radius: 99px;
  background: var(--paper-2);
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-soft);
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.navegador img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; object-position: top; }

.telefono {
  position: absolute;
  right: clamp(12px, 3vw, 40px);
  bottom: clamp(-60px, -4vw, -20px);
  width: clamp(92px, 19vw, 230px);
  padding: 6px;
  border-radius: clamp(16px, 3vw, 34px);
  background: var(--ink);
  box-shadow: var(--sombra);
}
.telefono img {
  width: 100%;
  aspect-ratio: 390 / 760;
  object-fit: cover;
  object-position: top;
  border-radius: clamp(11px, 2.4vw, 28px);
}

/* Cuerpo del caso */
.caso-cuerpo {
  margin-top: clamp(40px, 6vw, 72px);
  display: grid;
  gap: 40px;
}
@media (min-width: 900px) {
  .caso-cuerpo { grid-template-columns: 1fr 1.6fr; gap: 80px; }
}

.cifras {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  align-content: start;
}
@media (min-width: 900px) {
  .cifras { grid-template-columns: 1fr; gap: 0; position: sticky; top: 100px; }
  .cifras div { padding: 18px 0; border-top: 1px solid var(--line); }
}
.cifras div { display: flex; flex-direction: column-reverse; }
.cifras dt { font-size: 13px; line-height: 1.3; color: var(--ink-soft); }
.cifras dd {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(40px, 6vw, 64px);
  line-height: 1;
  color: var(--acento);
  letter-spacing: -.02em;
}

.caso-texto > p:first-child {
  margin-top: 0;
  font-size: 19px;
  line-height: 1.5;
}
.lista {
  list-style: none;
  margin: 24px 0 28px;
  padding: 0;
  counter-reset: item;
}
.lista li {
  position: relative;
  padding: 14px 0 14px 34px;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
}
.lista li:last-child { border-bottom: 1px solid var(--line); }
.lista li::before {
  counter-increment: item;
  content: counter(item, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 18px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--acento);
}
.lista strong, .caso-texto strong { color: var(--ink); font-weight: 600; }

.stack {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.stack li {
  padding: 4px 12px;
  border: 1px solid var(--line);
  border-radius: 99px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-soft);
}

.enlaces {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 24px;
}
.boton {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 99px;
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
  font-weight: 500;
  transition: background .2s, transform .2s;
}
.boton:hover { background: var(--acento); transform: translateY(-1px); }
.enlace {
  font-weight: 500;
  text-decoration: underline;
  text-decoration-color: var(--acento);
  text-underline-offset: 4px;
  text-decoration-thickness: 1.5px;
}
.enlace:hover { color: var(--acento); }
.nota { font-size: 14px; color: var(--ink-soft); }
.cruce {
  margin: 28px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 15px;
  color: var(--ink-soft);
}
.cruce a {
  color: var(--ink);
  font-weight: 500;
  text-decoration: underline;
  text-decoration-color: var(--acento);
  text-underline-offset: 3px;
}
.cruce a:hover { color: var(--acento); }

/* ---------- Vitrina: colección de ejemplos ---------- */
.vitrina-caso .caso-cuerpo { margin-top: 0; }

.filtros {
  margin: clamp(48px, 7vw, 80px) 0 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.filtros button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: 99px;
  background: transparent;
  color: var(--ink-soft);
  font: 500 14px var(--sans);
  cursor: pointer;
  transition: border-color .2s, background .2s, color .2s;
}
.filtros button:hover { border-color: var(--ink-soft); color: var(--ink); }
.filtros button span { font-family: var(--mono); font-size: 11px; opacity: .7; }
.filtros button[aria-pressed="true"] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

.muestras {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 40px 24px;
}
@media (min-width: 640px) { .muestras { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .muestras { grid-template-columns: repeat(4, 1fr); } }
.muestra[hidden] { display: none; }

.muestra-vista {
  display: block;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--paper-2);
  box-shadow: var(--sombra);
}
.muestra-vista img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 0;
  transition: object-position 6s ease-in-out;
}
@media (max-width: 639px) {
  .muestra-vista { aspect-ratio: 4 / 3; }
}
.muestra:hover .muestra-vista img,
.muestra:focus-within .muestra-vista img { object-position: 50% 100%; }
@media (prefers-reduced-motion: reduce) {
  .muestra-vista img { transition: none; }
}

.muestra-tipo {
  margin: 16px 0 4px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--acento);
}
.muestra-nombre {
  margin: 0 0 6px;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 30px;
  line-height: 1.05;
}
.muestra-nombre a { text-decoration: none; }
.muestra-nombre a span { font-family: var(--sans); font-size: 16px; color: var(--ink-soft); transition: color .2s; }
.muestra-nombre a:hover span { color: var(--acento); }
.muestra-desc { margin: 0 0 10px; font-size: 15px; line-height: 1.5; color: var(--ink-soft); }
.muestra-detalle {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 13px;
  color: var(--ink-soft);
}
.muestra-detalle li { padding: 5px 0; border-top: 1px solid var(--line); }

.vitrina-nota {
  margin: 40px 0 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--ink-soft);
}

/* ---------- Sobre mí ---------- */
.sobre {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(64px, 10vw, 128px) var(--gutter);
  display: grid;
  gap: 24px;
}
@media (min-width: 900px) {
  .sobre { grid-template-columns: 1fr 1.6fr; gap: 80px; }
}
.sobre-titulo {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(44px, 6vw, 72px);
  line-height: 1;
  letter-spacing: -.02em;
}
.sobre-cuerpo p { margin: 0 0 18px; color: var(--ink-soft); }
.sobre-lead {
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--ink) !important;
}
.sobre-lead em { color: var(--hi); }
.stack-grande { margin-top: 28px; }

/* ---------- Contacto ---------- */
.footer {
  background: var(--ink);
  color: var(--paper);
  padding: clamp(64px, 10vw, 120px) var(--gutter) 28px;
  text-align: center;
}
.footer-kicker {
  margin: 0 0 8px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  opacity: .7;
}
.footer-mail {
  display: inline-block;
  font-family: var(--serif);
  font-size: clamp(56px, 12vw, 150px);
  line-height: 1;
  letter-spacing: -.03em;
  text-decoration: none;
  transition: color .2s;
}
.footer-mail span { display: inline-block; transition: transform .3s ease; }
.footer-mail:hover { color: var(--hi); }
.footer-mail:hover span { transform: translateX(10px); }

.footer-copiar {
  margin: 20px 0 0;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  min-height: 40px;
}
.copiar-mail {
  padding: 9px 18px;
  border: 1px solid color-mix(in srgb, var(--paper) 35%, transparent);
  border-radius: 99px;
  background: transparent;
  color: var(--paper);
  font: 500 14px var(--sans);
  cursor: pointer;
  transition: border-color .2s, background .2s, color .2s;
}
.copiar-mail:hover { border-color: var(--paper); }
.copiar-aviso {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--hi);
}

.redes {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 28px;
  font-size: 15px;
}
.redes a {
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: color-mix(in srgb, var(--paper) 35%, transparent);
  overflow-wrap: anywhere;
}
.redes a:hover { text-decoration-color: var(--hi); }

.footer-bottom {
  max-width: var(--max);
  margin: clamp(56px, 8vw, 96px) auto 0;
  padding-top: 20px;
  border-top: 1px solid color-mix(in srgb, var(--paper) 18%, transparent);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 24px;
  font-size: 13px;
  opacity: .7;
}
.footer-bottom a { text-decoration: none; }

/* ---------- Recorrido: bola que cae con el scroll ---------- */
.recorrido {
  --bola-color: var(--hi);
  position: fixed;
  z-index: 40;
  top: 96px;
  bottom: 48px;
  right: 10px;
  width: 0;
  pointer-events: none;
}
@media (min-width: 1360px) {
  /* En pantallas anchas va en el margen izquierdo, centrado en el espacio libre. */
  .recorrido { right: auto; left: calc((100vw - var(--max)) / 4); }
}
.recorrido-riel {
  position: absolute;
  inset: 0 auto 0 0;
  width: 1px;
  background: var(--line);
}
.recorrido-marcas {
  list-style: none;
  margin: 0;
  padding: 0;
}
.recorrido-marcas a {
  position: absolute;
  left: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  transform: translate(-4px, -50%);
  text-decoration: none;
  white-space: nowrap;
  pointer-events: auto;
}
.recorrido-marcas a::before {
  content: "";
  flex: none;
  width: 9px;
  height: 1px;
  background: var(--ink-soft);
  transition: width .2s, background .2s;
}
.marca-num {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-soft);
}
.marca-nombre {
  font-family: var(--serif);
  font-size: 18px;
  color: var(--ink);
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity .2s, transform .2s;
}
.recorrido-marcas a:hover::before,
.recorrido-marcas a:focus-visible::before,
.recorrido-marcas a[aria-current="true"]::before { width: 16px; background: var(--marca-color, var(--ink)); }
.recorrido-marcas a:hover .marca-nombre,
.recorrido-marcas a:focus-visible .marca-nombre { opacity: 1; transform: none; }
.recorrido-marcas a[aria-current="true"] .marca-num { color: var(--marca-color, var(--ink)); }

.bola {
  position: absolute;
  top: 0;
  left: 0;
  width: 14px;
  height: 14px;
  margin: -7px 0 0 -7px;
  border-radius: 50%;
  background: var(--bola-color);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--bola-color) 18%, transparent);
  transition: background .4s ease, box-shadow .4s ease;
  will-change: transform;
}

/* En pantallas angostas queda como un indicador discreto en el borde derecho, sin etiquetas. */
@media (max-width: 1359px) {
  .recorrido-marcas a { transform: translate(-50%, -50%); gap: 0; }
  .recorrido-marcas a::before { width: 5px; height: 5px; border-radius: 50%; background: var(--line); }
  .recorrido-marcas a[aria-current="true"]::before,
  .recorrido-marcas a:hover::before { width: 5px; }
  .marca-num, .marca-nombre { display: none; }
}
@media (max-width: 719px) {
  .recorrido { right: 6px; top: 80px; bottom: 24px; }
  .recorrido-marcas a { pointer-events: none; }
  .bola { width: 10px; height: 10px; margin: -5px 0 0 -5px; box-shadow: none; }
}
@media print { .recorrido { display: none; } }

/* ---------- Aparición al hacer scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.is-visible { opacity: 1; transform: none; }