/* =============================================================
   Aaron Nieto — 2026
   Layout: pliego asimétrico. Hero partido 7/5 con retrato, rejilla
   bento de pesos desiguales para los pilares y filas de libro de
   cuentas (mono, cifras tabulares) para la trayectoria.
   Monocromo con un único azul funcional. Identidad fija.
   ============================================================= */

:root {
  color-scheme: light;

  /* Superficies — neutro frío, elegido para que el retrato en B/N encaje */
  --paper:    #f1f2f4;
  --surface:  #ffffff;
  --ink-deep: #0f1012;
  --panel:    #0f1012;

  /* Tinta */
  --ink:      #141518;
  --ink-2:    #43464d;
  /* Contraste medido (WCAG): mute 5,8:1 y faint 4,6:1 sobre el papel.
     Los valores anteriores (3,96 y 2,34) no llegaban al mínimo de 4,5. */
  --mute:     #5a5e66;
  --faint:    #696d75;
  --on-dark:  #f1f2f4;
  --on-dark-2:#8b9099;

  /* Líneas */
  --rule:      #15161a;          /* regla fuerte, para encabezados */
  --line:      #cfd2d8;
  --line-soft: #e1e3e8;
  --line-dark: rgba(241, 242, 244, 0.16);

  /* Único acento */
  --accent:   #1b3b6f;

  /* Tipografía */
  --display: "Bodoni Moda", "Didot", "Times New Roman", serif;
  --sans:    "IBM Plex Sans", -apple-system, "Segoe UI", system-ui, sans-serif;
  --mono:    "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --wrap:   1240px;
  --gutter: clamp(1.25rem, 4vw, 3.5rem);
  --pad:    clamp(3.25rem, 7vh, 5.5rem);
  --ease:   cubic-bezier(0.2, 0.7, 0.3, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; overflow-x: clip; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.58;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul { list-style: none; padding: 0; }
p { text-wrap: pretty; }
::selection { background: var(--ink); color: var(--paper); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

h1, h2, h3 {
  font-family: var(--display);
  font-weight: 400;
  line-height: 1.02;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

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

.tag {
  font-family: var(--mono);
  font-size: 0.66rem; font-weight: 500;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--mute);
}

.skip-link {
  position: fixed; top: -100px; left: 1rem; z-index: 999;
  padding: 0.6rem 1rem; background: var(--ink); color: var(--paper);
  font-size: 0.85rem;
}
.skip-link:focus { top: 1rem; }

/* Encabezado de sección: regla fuerte + etiqueta mono */
.sec-tag {
  display: flex; align-items: baseline; gap: 1rem;
  padding-bottom: 0.7rem;
  border-bottom: 1px solid var(--rule);
  margin-bottom: clamp(1.75rem, 4vh, 2.75rem);
}
.sec-tag span:last-child { margin-left: auto; color: var(--faint); }

.sec-title {
  font-size: clamp(1.8rem, 4vw, 2.9rem);
  letter-spacing: -0.025em;
  max-width: 20ch;
}
.sec-title em { font-style: italic; }
.sec-lede {
  color: var(--ink-2); max-width: 54ch;
  margin-top: 0.9rem;
}

/* =============================================================
   Cabecera
   ============================================================= */
.masthead {
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 50;
  background: color-mix(in srgb, var(--paper) 90%, transparent);
  border-bottom: 1px solid var(--line);
}
@supports (backdrop-filter: blur(8px)) {
  .masthead { backdrop-filter: blur(10px) saturate(130%); }
}
.masthead-in {
  display: flex; align-items: center; gap: 1.25rem;
  padding-block: 0.8rem;
}
.sig {
  font-family: var(--display);
  font-size: 1.3rem; letter-spacing: -0.015em;
  margin-right: auto;
}
.mast-nav { display: none; gap: 1.75rem; }
.mast-nav a {
  font-family: var(--mono); font-size: 0.72rem;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--mute);
  transition: color 0.2s var(--ease);
}
.mast-nav a:hover { color: var(--ink); }
.mast-cta {
  font-family: var(--mono); font-size: 0.7rem;
  letter-spacing: 0.1em; text-transform: uppercase;
  padding: 0.5rem 0.9rem;
  background: var(--ink); color: var(--paper);
  transition: background 0.2s var(--ease);
}
.mast-cta:hover { background: var(--accent); }

/* =============================================================
   Hero — pliego asimétrico 7/5
   ============================================================= */
.hero { padding-block: clamp(2.5rem, 6vh, 4.5rem) 0; }
.hero-grid { display: grid; gap: clamp(1.75rem, 4vw, 3rem); align-items: end; }

.hero-title {
  font-size: clamp(2.9rem, 9vw, 5.6rem);
  line-height: 0.94;
  letter-spacing: -0.035em;
  margin-block: 1.1rem 1.4rem;
}
.hero-title em { font-style: italic; }

.hero-lede {
  color: var(--ink-2);
  font-size: clamp(1rem, 1.35vw, 1.08rem);
  max-width: 46ch;
}
.hero-lede strong { color: var(--ink); font-weight: 600; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.6rem; }
.btn {
  display: inline-flex; align-items: center;
  font-family: var(--mono); font-size: 0.72rem;
  letter-spacing: 0.1em; text-transform: uppercase;
  padding: 0.75rem 1.2rem;
  border: 1px solid var(--ink);
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.btn-fill { background: var(--ink); color: var(--paper); }
.btn-fill:hover { background: var(--accent); border-color: var(--accent); }
.btn-line:hover { background: var(--ink); color: var(--paper); }

.hero-figure { margin: 0; position: relative; }
.hero-figure img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: 50% 15%;
  filter: grayscale(1) contrast(1.06) brightness(1.02);
  background: var(--surface);
}
.hero-figure figcaption {
  font-family: var(--mono); font-size: 0.62rem;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--faint);
  padding-top: 0.6rem;
}

/* Libro de cuentas: la barra de datos del hero */
.ledger {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: clamp(2.5rem, 6vh, 4rem);
  border-top: 1px solid var(--rule);
}
.ledger > div {
  padding: 1rem 0;
  border-bottom: 1px solid var(--line-soft);
  min-width: 0;
}
.ledger dt {
  font-family: var(--mono); font-size: 0.63rem;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 0.3rem;
}
.ledger dd {
  font-size: 0.93rem; color: var(--ink);
  font-variant-numeric: tabular-nums;
}

/* =============================================================
   Banda panorámica — la única pausa visual de la página
   ============================================================= */
.band { margin: 0; position: relative; background: var(--panel); }
.band img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: 50% 55%;
  filter: grayscale(1) contrast(1.12);
}
.band figcaption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding-top: 3rem;
  padding-bottom: clamp(0.9rem, 2.5vh, 1.5rem);
  /* Velo inferior: el pie de foto se lee sea cual sea la zona de la imagen */
  background: linear-gradient(to top, rgba(15, 16, 18, 0.72), rgba(15, 16, 18, 0));
}
.band .tag { color: var(--on-dark); }
@media (min-width: 620px)  { .band img { aspect-ratio: 16 / 7; } }
@media (min-width: 1080px) { .band img { aspect-ratio: 21 / 8; } }

/* =============================================================
   Secciones
   ============================================================= */
.section { padding-block: var(--pad); }
.section-white { background: var(--surface); }

/* ---------- Bento de pilares ---------- */
.bento { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.cell {
  background: var(--paper);
  padding: clamp(1.5rem, 3vw, 2.4rem);
  display: flex; flex-direction: column; gap: 0.6rem;
  transition: background 0.25s var(--ease);
}
.section-white .cell { background: var(--surface); }
.cell:hover { background: var(--surface); }
.section-white .cell:hover { background: var(--paper); }

.cell-tag {
  font-family: var(--mono); font-size: 0.64rem; font-weight: 500;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.9rem;        /* separación con el titular */
}
.cell-name {
  font-size: clamp(1.45rem, 2.8vw, 2.1rem);
  letter-spacing: -0.022em;
}
.cell-sub {
  font-family: var(--mono); font-size: 0.68rem;
  letter-spacing: 0.04em; color: var(--mute);
  margin-top: 0.15rem;
}
.cell p { color: var(--ink-2); font-size: 0.95rem; max-width: 50ch; margin-top: 0.5rem; }
.chips { display: flex; flex-wrap: wrap; gap: 0.3rem; margin-top: auto; padding-top: 1.1rem; }
.chips li {
  font-family: var(--mono); font-size: 0.62rem;
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--ink-2);
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--line);
}

/* ---------- CV ---------- */
.cv { border-top: 1px solid var(--rule); }
.cv-row {
  display: grid; gap: 0.3rem 2.5rem;
  padding-block: clamp(1.15rem, 2.6vh, 1.7rem);
  border-bottom: 1px solid var(--line);
}
.cv-when {
  font-family: var(--mono); font-size: 0.72rem;
  letter-spacing: 0.04em; color: var(--mute);
  font-variant-numeric: tabular-nums;
  padding-top: 0.2rem;
  white-space: nowrap;
}
.cv-role {
  font-size: 1.08rem; font-weight: 600; letter-spacing: -0.005em;
  font-family: var(--sans);
}
.cv-org { color: var(--mute); font-size: 0.88rem; }
.cv-note { color: var(--ink-2); font-size: 0.93rem; max-width: 62ch; margin-top: 0.4rem; }

/* ---------- Trabajo: un caso destacado ----------
   El color solo aparece aquí: las fotos personales van en B/N,
   el trabajo se enseña tal cual es.                              */
.case { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.case-hero { margin: 0; background: var(--panel); min-width: 0; }
.case-hero img {
  width: 100%; height: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: 40% center;
}
.case-body {
  background: var(--paper);
  padding: clamp(1.5rem, 3vw, 2.2rem);
  display: flex; flex-direction: column; gap: 0.55rem;
  min-width: 0;
}
.case-body p { color: var(--ink-2); font-size: 0.94rem; max-width: 48ch; }
/* Captura de una herramienta: se ancla arriba a la izquierda para que se lea el título */
.case-tool .case-hero img { object-position: left top; }
.case-body .chips { margin-top: 0.4rem; padding-top: 0.4rem; }
.case-strip {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
  margin-top: auto; padding-top: 1.4rem;
}
.case-strip figure { margin: 0; min-width: 0; }
.case-strip img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border: 1px solid var(--line);
  background: #2b2b2b;
}
.case-strip figcaption {
  font-family: var(--mono); font-size: 0.63rem;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--faint); padding-top: 0.4rem;
}
.work-head {
  display: flex; justify-content: space-between; gap: 1rem;
  font-family: var(--mono); font-size: 0.64rem;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--faint);
  padding-bottom: 0.4rem;
}
.work-name { font-size: clamp(1.5rem, 3vw, 2.2rem); letter-spacing: -0.025em; }

/* Índice: el resto de proyectos, sin imagen y deliberadamente discreto */
.index-list {
  margin-top: 1.75rem;
  border-top: 1px solid var(--line);
}
.index-row {
  display: grid; gap: 0.2rem 1.5rem;
  padding-block: 0.95rem;
  border-bottom: 1px solid var(--line-soft);
}
.index-state {
  font-family: var(--mono); font-size: 0.62rem;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--faint); padding-top: 0.2rem; white-space: nowrap;
}
.index-name { font-weight: 600; font-size: 0.97rem; }
.index-name span { font-weight: 400; color: var(--mute); }
.index-text { color: var(--mute); font-size: 0.9rem; max-width: 58ch; }

/* ---------- Sobre mí ---------- */
.about { display: grid; gap: clamp(1.5rem, 4vw, 3rem); }
.about-lead {
  font-family: var(--display);
  font-size: clamp(1.5rem, 3.2vw, 2.3rem);
  line-height: 1.16; letter-spacing: -0.025em;
}
.about-lead em { font-style: italic; }
.about-body { display: grid; gap: 1rem; }
.about-body p { color: var(--ink-2); max-width: 58ch; }
.about-body strong { color: var(--ink); font-weight: 600; }

/* ---------- Matriz de capacidades ---------- */
.matrix { display: grid; gap: 1.9rem; }
.matrix h3 {
  font-family: var(--mono); font-size: 0.64rem; font-weight: 500;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--accent);
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 0.3rem;
}
.matrix li {
  padding-block: 0.48rem;
  border-bottom: 1px solid var(--line-soft);
  font-size: 0.91rem; color: var(--ink-2);
}
.tools {
  display: flex; flex-wrap: wrap; gap: 0.35rem;
  margin-top: clamp(1.75rem, 4vh, 2.5rem);
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}
.tools li {
  font-family: var(--mono); font-size: 0.66rem;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--ink-2);
  padding: 0.35rem 0.65rem; border: 1px solid var(--line);
}

/* ---------- Contacto ---------- */
.contact { background: var(--panel); color: var(--on-dark); }
.contact .sec-tag { border-bottom-color: var(--line-dark); }
.contact .tag { color: var(--on-dark-2); }
.contact .sec-title { color: var(--on-dark); }
.contact .sec-lede { color: var(--on-dark-2); }
.mail {
  display: inline-block;
  font-family: var(--mono);
  font-size: clamp(0.95rem, 3vw, 1.6rem);
  color: #fff;
  word-break: break-all;
  padding-bottom: 0.3rem;
  border-bottom: 1px solid var(--line-dark);
  transition: border-color 0.2s var(--ease);
}
.mail:hover { border-bottom-color: #fff; }
.contact-row { display: flex; flex-wrap: wrap; align-items: center; gap: 0.9rem; margin-top: 1.5rem; }
.copy-btn {
  font-family: var(--mono); font-size: 0.66rem;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--on-dark-2);
  border: 1px solid var(--line-dark);
  padding: 0.45rem 0.8rem;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.copy-btn:hover { color: var(--on-dark); border-color: var(--on-dark-2); }

/* ---------- Pie ---------- */
.foot {
  background: var(--panel);
  border-top: 1px solid var(--line-dark);
  color: var(--on-dark-2);
  padding-block: 1.6rem;
  padding-bottom: calc(1.6rem + env(safe-area-inset-bottom, 0px));
}
.foot-in {
  display: flex; flex-wrap: wrap; gap: 0.4rem 1.5rem;
  font-family: var(--mono); font-size: 0.64rem;
  letter-spacing: 0.1em; text-transform: uppercase;
}
.foot-in span:last-child { margin-left: auto; }

/* =============================================================
   Una sola secuencia de entrada. El resto está completo en reposo.
   ============================================================= */
@keyframes rise { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
.hero-copy > *, .hero-figure, .ledger { animation: rise 0.65s var(--ease) both; }
.hero-copy > *:nth-child(2) { animation-delay: 0.05s; }
.hero-copy > *:nth-child(3) { animation-delay: 0.10s; }
.hero-copy > *:nth-child(4) { animation-delay: 0.15s; }
.hero-figure { animation-delay: 0.12s; }
.ledger { animation-delay: 0.22s; }
@media (prefers-reduced-motion: reduce) {
  .hero-copy > *, .hero-figure, .ledger { animation: none; }
}

/* =============================================================
   Responsive
   ============================================================= */
@media (min-width: 620px) {
  .ledger { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .ledger > div + div { padding-left: 1.1rem; border-left: 1px solid var(--line-soft); }
  .matrix { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2.25rem; }
  .cv-row { grid-template-columns: 9.5rem minmax(0, 1fr); }
  .index-row { grid-template-columns: 9.5rem minmax(0, 1fr); }
}

@media (min-width: 900px) {
  .mast-nav { display: flex; }
  .hero-grid { grid-template-columns: 7fr 5fr; }
  /* Caso destacado: la ilustración ocupa la altura del texto */
  .case { grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); }
  .case-hero img { aspect-ratio: auto; min-height: 22rem; }
  .about { grid-template-columns: 1fr 1fr; align-items: start; }
  /* Bento: pesos desiguales, alternando el ancho */
  .bento { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  .cell:nth-child(1) { grid-column: span 7; }
  .cell:nth-child(2) { grid-column: span 5; }
  .cell:nth-child(3) { grid-column: span 5; }
  .cell:nth-child(4) { grid-column: span 7; }
}

@media (min-width: 1080px) {
  .matrix { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .cv-row { grid-template-columns: 11rem minmax(0, 1fr); }
}