/* ==========================================================================
   Portfolio · David Rodríguez San Miguel
   Orden: fuentes → tokens → base → layout → componentes → secciones → movimiento
   ========================================================================== */

/* ---------- Fuentes (Geist y Geist Mono, alojadas aquí; licencia en assets/fonts/OFL.txt) ---------- */
@font-face {
  font-family: "Geist";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("../assets/fonts/geist-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;
}

@font-face {
  font-family: "Geist";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("../assets/fonts/geist-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-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: "Geist Mono";
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url("../assets/fonts/geist-mono-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;
}

@font-face {
  font-family: "Geist Mono";
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url("../assets/fonts/geist-mono-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-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* ---------- Tokens (tema claro por defecto) ---------- */
:root {
  --bg: #f3f6f5;
  --surface: #ffffff;
  --surface-2: #e8eeec;
  --ink: #13201e;
  --muted: #4e5f5c;
  --line: #d3ddda;
  --line-strong: #b7c6c2;
  --accent: #0d7163;
  --accent-ink: #ffffff;
  --accent-soft: #dcefea;
  --accent-hover: #0a5c51;

  /* Tarjeta de la API (oscura en los dos temas) */
  --card-bg: #13201e;
  --card-line: #13201e;
  --card-ink: #e3ece9;
  --card-muted: #8aa19c;
  --card-string: #7fdccb;
  --card-bool: #f2c66d;
  --card-shadow: 0 24px 48px -28px rgb(19 32 30 / 55%);

  --font-sans: "Geist", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "Geist Mono", ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", monospace;

  --step--1: 0.875rem;
  --step-0: 1.0625rem;
  --step-1: 1.3125rem;
  --step-2: clamp(1.75rem, 1.45rem + 1vw, 2.25rem);
  --step-hero: clamp(2.75rem, 1.4rem + 5.6vw, 4.75rem);

  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 6px;

  --gutter: clamp(1rem, 4vw, 2rem);
  --container: 72rem;
  --header-h: 4rem;

  color-scheme: light;
}

/* Tema oscuro: automático según el sistema... */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #111917;
    --surface: #16211f;
    --surface-2: #1b2826;
    --ink: #e3ece9;
    --muted: #9cb0ac;
    --line: #263532;
    --line-strong: #37504b;
    --accent: #55d1bb;
    --accent-ink: #0b1715;
    --accent-soft: #173a34;
    --accent-hover: #7fdccb;
    --card-bg: #0b1211;
    --card-line: #263532;
    --card-shadow: none;
    color-scheme: dark;
  }
}

/* ...o elegido a mano con el botón */
:root[data-theme="dark"] {
  --bg: #111917;
  --surface: #16211f;
  --surface-2: #1b2826;
  --ink: #e3ece9;
  --muted: #9cb0ac;
  --line: #263532;
  --line-strong: #37504b;
  --accent: #55d1bb;
  --accent-ink: #0b1715;
  --accent-soft: #173a34;
  --accent-hover: #7fdccb;
  --card-bg: #0b1211;
  --card-line: #263532;
  --card-shadow: none;
  color-scheme: dark;
}

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 1rem);
}

body {
  margin: 0;
  min-height: 100vh;
  background-color: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: var(--step-0);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, p, ul, ol, dl, dd, figure {
  margin: 0;
}

/* :where() deja la especificidad a 0 para que cualquier clase pueda sobrescribirlo */
:where(ul[class], ol[class]) {
  list-style: none;
  padding: 0;
}

/* Durante el cambio de tema, sin transiciones (todo cambia a la vez) */
.theme-switching *,
.theme-switching *::before,
.theme-switching *::after {
  transition: none !important;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

code {
  font-family: var(--font-mono);
  font-size: 0.92em;
}

button {
  font: inherit;
  color: inherit;
}

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

::selection {
  background: var(--accent);
  color: var(--accent-ink);
}

/* ---------- Utilidades ---------- */
.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;
}

.sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.icon {
  width: 1.15rem;
  height: 1.15rem;
  flex: none;
}

.skip-link {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 100;
  padding: 0.6rem 1rem;
  border-radius: var(--radius-sm);
  background: var(--ink);
  color: var(--bg);
  font-weight: 500;
  text-decoration: none;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: none;
}

/* ---------- Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 2.875rem;
  padding: 0.7rem 1.2rem;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.btn--primary {
  background: var(--accent);
  color: var(--accent-ink);
}

.btn--primary:hover {
  background: var(--accent-hover);
}

.btn--ghost {
  background: var(--surface);
  border-color: var(--line);
  color: var(--ink);
}

.btn--ghost:hover {
  border-color: var(--accent);
}

.btn--small {
  min-height: 2.5rem;
  padding: 0.5rem 0.9rem;
  font-size: var(--step--1);
}

.icon-button {
  display: inline-grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  background: transparent;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.icon-button:hover {
  background: var(--surface-2);
}

.icon-button .icon {
  width: 1.3rem;
  height: 1.3rem;
}

/* ---------- Cabecera ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

@supports (backdrop-filter: blur(1px)) {
  .site-header {
    background: color-mix(in srgb, var(--bg) 86%, transparent);
    -webkit-backdrop-filter: saturate(1.4) blur(12px);
    backdrop-filter: saturate(1.4) blur(12px);
  }
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
}

.site-header__inner {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  height: var(--header-h);
}

.logo {
  display: inline-flex;
  border-radius: 12px;
}

.logo__mark {
  width: 2.35rem;
  height: 2.35rem;
}

.nav {
  margin-left: auto;
}

.nav__list a {
  display: block;
  color: var(--muted);
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s ease;
}

.nav__list a:hover,
.nav__list a[aria-current="true"] {
  color: var(--ink);
}

.nav__icon-close {
  display: none;
}

.nav__toggle[aria-expanded="true"] .nav__icon-open {
  display: none;
}

.nav__toggle[aria-expanded="true"] .nav__icon-close {
  display: block;
}

/* Móvil: menú desplegable (solo si hay JavaScript) */
@media (max-width: 859.98px) {
  .js .nav__list {
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    display: none;
    padding: 0.5rem var(--gutter) 1.25rem;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
  }

  .js .nav__list.is-open {
    display: block;
  }

  .js .nav__list a {
    padding: 0.8rem 0;
    font-size: 1.0625rem;
    border-bottom: 1px solid var(--line);
  }

  .js .nav__list li:last-child a {
    border-bottom: 0;
  }

  /* Sin JavaScript: enlaces visibles en una fila que se ajusta */
  html:not(.js) .nav__toggle {
    display: none;
  }

  html:not(.js) .site-header__inner {
    flex-wrap: wrap;
    height: auto;
    padding-block: 0.75rem;
  }

  html:not(.js) .nav__list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem 1rem;
  }
}

@media (min-width: 860px) {
  .nav__toggle {
    display: none;
  }

  .nav__list {
    display: flex;
    gap: 1.75rem;
  }

  .nav__list a {
    padding-block: 0.5rem;
  }

  .theme-toggle {
    margin-left: 1rem;
  }
}

/* Botón de tema: luna en claro, sol en oscuro */
.theme-toggle__sun {
  display: none;
}

:root[data-theme="dark"] .theme-toggle__sun {
  display: block;
}

:root[data-theme="dark"] .theme-toggle__moon {
  display: none;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle__sun {
    display: block;
  }

  :root:not([data-theme="light"]) .theme-toggle__moon {
    display: none;
  }
}

/* ---------- Presentación ---------- */
.hero {
  padding-block: clamp(2.5rem, 7vw, 6rem) clamp(3.5rem, 8vw, 6.5rem);
}

.hero__grid {
  display: grid;
  gap: 3rem;
}

@media (min-width: 960px) {
  .hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    gap: 4rem;
  }
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 0.9rem 0.4rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  font-size: var(--step--1);
  font-weight: 500;
}

.status__dot {
  position: relative;
  display: inline-block;
  width: 0.55rem;
  height: 0.55rem;
  flex: none;
  border-radius: 50%;
  background: var(--accent);
}

.hero__name {
  margin-top: 1.5rem;
  font-size: var(--step-hero);
  font-weight: 650;
  line-height: 1.02;
  letter-spacing: -0.045em;
}

.hero__role {
  max-width: 24ch;
  margin-top: 0.85rem;
  font-size: clamp(1.25rem, 1.05rem + 0.9vw, 1.65rem);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.hero__lead {
  max-width: 46ch;
  margin-top: 1.25rem;
  color: var(--muted);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.social {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.5rem;
  margin-top: 1.5rem;
}

.social a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding-block: 0.5rem;
  color: var(--muted);
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s ease;
}

.social a:hover {
  color: var(--ink);
}

/* Tarjeta "GET /api/perfil" */
.api-card {
  overflow: hidden;
  border: 1px solid var(--card-line);
  border-radius: var(--radius-lg);
  background: var(--card-bg);
  color: var(--card-ink);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.75;
  box-shadow: var(--card-shadow);
}

@media (min-width: 480px) {
  .api-card {
    font-size: 0.875rem;
  }
}

.api-card__bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.8rem 1.25rem;
  border-bottom: 1px solid rgb(255 255 255 / 8%);
}

.api-card__method {
  padding: 0.1rem 0.45rem;
  border-radius: 4px;
  background: rgb(127 220 203 / 14%);
  color: var(--card-string);
  font-weight: 600;
}

.api-card__body {
  padding: 1rem 1.25rem 1.35rem;
}

.api-card__status {
  margin-bottom: 0.5rem;
  color: var(--card-muted);
}

.api-card__ok {
  margin-right: 0.5rem;
  color: var(--card-string);
  font-weight: 500;
}

.json {
  display: block;
  font-size: inherit;
  white-space: normal;
}

/* Cada línea es un bloque; las líneas largas continúan con sangría */
.json .ln {
  display: block;
  padding-left: calc(var(--d, 0) * 2ch + 2ch);
  text-indent: -2ch;
}

.json .d1 {
  --d: 1;
}

.json .k {
  color: var(--card-ink);
}

.json .s {
  color: var(--card-string);
}

.json .b {
  color: var(--card-bool);
}

.json .p {
  color: var(--card-muted);
}

.json__pulse {
  position: relative;
  display: inline-block;
  width: 0.45rem;
  height: 0.45rem;
  margin-left: 0.4rem;
  border-radius: 50%;
  background: var(--card-bool);
  vertical-align: 0.1em;
  text-indent: 0;
}

/* ---------- Secciones ---------- */
.section {
  padding-block: clamp(3.5rem, 7vw, 6rem);
  border-top: 1px solid var(--line);
}

.section__grid {
  display: grid;
  gap: 1.75rem;
}

@media (min-width: 960px) {
  .section__grid {
    grid-template-columns: 12rem minmax(0, 1fr);
    gap: 3rem;
  }

  .section__title {
    position: sticky;
    top: calc(var(--header-h) + 2rem);
    align-self: start;
  }
}

.section__title {
  font-size: var(--step-2);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.section__intro {
  max-width: 60ch;
  margin-bottom: 2rem;
  color: var(--muted);
}

/* ---------- Sobre mí ---------- */
.about {
  display: grid;
  gap: 2rem;
}

@media (min-width: 1100px) {
  .about {
    grid-template-columns: minmax(0, 1fr) 17.5rem;
    gap: 3rem;
  }
}

.prose {
  max-width: 62ch;
}

.prose p + p {
  margin-top: 1rem;
}

.facts {
  display: grid;
  gap: 1rem;
  align-self: start;
  padding: 1.25rem 1.35rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.facts dt {
  color: var(--muted);
  font-size: var(--step--1);
}

.facts dd {
  font-weight: 500;
  line-height: 1.45;
}

/* ---------- Tecnologías ---------- */
.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  margin-bottom: 2rem;
  color: var(--muted);
  font-size: var(--step--1);
}

.legend__item {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.legend__swatch {
  width: 0.95rem;
  height: 0.95rem;
  border: 1px solid var(--line-strong);
  border-radius: 4px;
}

.legend__swatch--main {
  border-color: color-mix(in srgb, var(--accent) 45%, transparent);
  background: var(--accent-soft);
}

.stack {
  display: grid;
  gap: 1.75rem 2.5rem;
}

@media (min-width: 640px) {
  .stack {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.stack__title {
  margin-bottom: 0.75rem;
  font-size: var(--step-0);
  font-weight: 600;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.chip {
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.2;
}

.chip--main {
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
  background: var(--accent-soft);
  font-weight: 500;
}

.chips--small .chip {
  padding: 0.3rem 0.55rem;
  border-color: var(--line);
  font-size: 0.75rem;
}

.tools {
  margin-top: 2rem;
  color: var(--muted);
  font-size: 0.9375rem;
}

.tools strong {
  color: var(--ink);
  font-weight: 600;
}

/* ---------- Proyectos ---------- */
.projects {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 760px) {
  .projects {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .project--featured {
    grid-column: 1 / -1;
  }
}

.project {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  transition: border-color 0.25s ease;
}

.project:hover {
  border-color: var(--line-strong);
}

.project__media {
  display: grid;
  place-items: center;
  aspect-ratio: 16 / 10;
  border-bottom: 1px solid var(--line);
  background: var(--surface-2);
}

.project__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (min-width: 1040px) {
  .project--featured {
    flex-direction: row;
  }

  .project--featured .project__media {
    flex: 0 0 42%;
    aspect-ratio: auto;
    border-bottom: 0;
    border-right: 1px solid var(--line);
  }
}

.cover {
  width: 88%;
  height: auto;
  max-height: 88%;
}

.cover__frame {
  fill: var(--surface);
  stroke: var(--line-strong);
  stroke-width: 1.5;
}

.cover__line {
  fill: none;
  stroke: var(--line);
  stroke-width: 1.5;
}

.cover__bar {
  fill: var(--line-strong);
}

.cover__card {
  fill: var(--surface-2);
  stroke: var(--line);
  stroke-width: 1;
}

.cover__accent {
  fill: var(--accent);
}

.cover__soft {
  fill: var(--accent-soft);
  stroke: color-mix(in srgb, var(--accent) 35%, transparent);
  stroke-width: 1;
}

.cover__ring {
  fill: none;
  stroke: var(--line-strong);
  stroke-width: 1.5;
}

.cover__tick {
  fill: none;
  stroke: var(--accent-ink);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.project__content {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 1rem;
  padding: clamp(1.25rem, 3vw, 1.75rem);
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag {
  padding: 0.2rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.8125rem;
  font-weight: 500;
}

.tag--done {
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
  color: var(--accent);
}

.tag--wip {
  border-style: dashed;
  border-color: var(--line-strong);
  color: var(--ink);
}

.project__title {
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.project--featured .project__title {
  font-size: clamp(1.6rem, 1.3rem + 1vw, 2rem);
}

.project__summary {
  color: var(--muted);
}

.features {
  display: grid;
  gap: 0.4rem;
  padding-left: 1.15rem;
  font-size: 0.9375rem;
  list-style: disc;
}

.features li::marker {
  color: var(--accent);
}

/* Desplegable "Detalles técnicos" */
.details summary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding-block: 0.35rem;
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  list-style: none;
}

.details summary::-webkit-details-marker {
  display: none;
}

.details summary::after {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  margin-top: -0.2rem;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.2s ease, margin 0.2s ease;
}

.details[open] summary::after {
  margin-top: 0.2rem;
  transform: rotate(225deg);
}

.details summary:hover {
  color: var(--accent);
}

.details__list {
  display: grid;
  gap: 0.9rem;
  margin-top: 0.75rem;
  padding: 1rem 1.1rem;
  border-radius: var(--radius-md);
  background: var(--surface-2);
  font-size: 0.9375rem;
}

.details__list dt {
  font-weight: 600;
}

.details__list dd {
  color: var(--muted);
}

/* Enlaces del proyecto (GitHub público o código privado) */
.project__links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.25rem;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  font-size: 0.9375rem;
}

.project__links[data-repo-public="false"] .repo-link,
.project__links[data-repo-public="true"] .repo-private {
  display: none;
}

.repo-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent);
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.repo-private {
  display: inline-flex;
  align-items: flex-start;
  gap: 0.5rem;
  color: var(--muted);
}

.repo-private .icon {
  margin-top: 0.15rem;
}

/* ---------- Línea de tiempo (experiencia y formación) ---------- */
.timeline {
  display: grid;
  gap: 2.5rem;
}

.timeline__item {
  position: relative;
  padding-left: 1.9rem;
}

.timeline__item::before {
  content: "";
  position: absolute;
  top: 0.4rem;
  left: 0;
  width: 0.75rem;
  height: 0.75rem;
  border: 2px solid var(--accent);
  border-radius: 50%;
  background: var(--bg);
}

.timeline__item::after {
  content: "";
  position: absolute;
  top: 1.5rem;
  bottom: -2.1rem;
  left: calc(0.375rem - 1px);
  width: 2px;
  background: var(--line);
}

.timeline__item:last-child::after {
  display: none;
}

.timeline__date {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
}

.timeline__role {
  margin-top: 0.3rem;
  font-size: var(--step-1);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.015em;
}

.timeline__org {
  margin-top: 0.15rem;
  font-weight: 500;
}

.timeline__meta {
  margin-top: 0.2rem;
  color: var(--muted);
  font-size: 0.9375rem;
}

.timeline__list {
  display: grid;
  gap: 0.35rem;
  max-width: 65ch;
  margin-top: 0.9rem;
  padding-left: 1.15rem;
  font-size: 0.9375rem;
  list-style: disc;
}

.timeline__list li::marker {
  color: var(--accent);
}

.timeline .chips {
  margin-top: 1rem;
}

/* ---------- Formación ---------- */
.edu {
  display: grid;
  gap: 2.5rem;
}

@media (min-width: 1100px) {
  .edu {
    grid-template-columns: minmax(0, 1fr) 17.5rem;
    gap: 3rem;
  }
}

.edu__side {
  display: grid;
  gap: 1.5rem;
  align-self: start;
  padding: 1.25rem 1.35rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  font-size: 0.9375rem;
}

.edu__title {
  margin-bottom: 0.35rem;
  font-size: var(--step-0);
  font-weight: 600;
}

.edu__side p,
.edu__list {
  color: var(--muted);
}

.edu__list {
  display: grid;
  gap: 0.2rem;
}

/* ---------- Contacto ---------- */
.contact__lead {
  max-width: 40ch;
  font-size: var(--step-1);
  line-height: 1.45;
}

.contact__email {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
  margin-top: 1.75rem;
}

.contact__address {
  font-size: clamp(1.2rem, 0.85rem + 1.8vw, 2rem);
  font-weight: 600;
  letter-spacing: -0.025em;
  overflow-wrap: anywhere;
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.22em;
}

.contact__address:hover {
  color: var(--accent);
}

.copy-button__done {
  display: none;
}

.copy-button.is-copied .copy-button__icon {
  display: none;
}

.copy-button.is-copied .copy-button__done {
  display: block;
  color: var(--accent);
}

.contact__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.contact__note {
  display: flex;
  align-items: baseline;
  gap: 0.65rem;
  max-width: 60ch;
  margin-top: 2rem;
  color: var(--muted);
  font-size: 0.9375rem;
}

.contact__note .status__dot {
  top: -0.05rem;
}

/* ---------- Pie ---------- */
.site-footer {
  padding-block: 2rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: var(--step--1);
}

.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 2rem;
}

/* ---------- Página 404 ---------- */
.not-found {
  display: grid;
  align-content: center;
  min-height: calc(100vh - var(--header-h) - 6rem);
  padding-block: 4rem;
}

.not-found__code {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: var(--step--1);
}

.not-found__title {
  margin-top: 0.75rem;
  font-size: var(--step-2);
  font-weight: 600;
  letter-spacing: -0.03em;
}

.not-found__text {
  max-width: 50ch;
  margin-top: 0.75rem;
  color: var(--muted);
}

.not-found .btn {
  justify-self: start;
  margin-top: 1.75rem;
}

/* ---------- Movimiento ---------- */
@media (prefers-reduced-motion: no-preference) {
  /* Único momento de entrada al cargar: la tarjeta de la API.
     El texto de la presentación no se anima para que se pinte al instante. */
  .api-card {
    animation: rise 0.8s cubic-bezier(0.2, 0.7, 0.2, 1) 0.2s both;
  }

  /* La respuesta "llega" línea a línea */
  .json .ln {
    animation: line-in 0.4s ease both;
  }

  .json .ln:nth-child(1) { animation-delay: 0.55s; }
  .json .ln:nth-child(2) { animation-delay: 0.6s; }
  .json .ln:nth-child(3) { animation-delay: 0.65s; }
  .json .ln:nth-child(4) { animation-delay: 0.7s; }
  .json .ln:nth-child(5) { animation-delay: 0.75s; }
  .json .ln:nth-child(6) { animation-delay: 0.8s; }
  .json .ln:nth-child(7) { animation-delay: 0.85s; }
  .json .ln:nth-child(8) { animation-delay: 0.9s; }
  .json .ln:nth-child(9) { animation-delay: 0.95s; }
  .json .ln:nth-child(10) { animation-delay: 1s; }

  /* El punto de "disponible" late suavemente */
  .status__dot::after,
  .json__pulse::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: var(--accent);
    animation: pulse 2.4s ease-out infinite;
  }

  .json__pulse::after {
    background: var(--card-bool);
  }

  /* Aparición suave al hacer scroll (la clase .motion la añade script.js) */
  .motion .reveal {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.2, 0.7, 0.2, 1);
  }

  .motion .reveal.is-visible {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes line-in {
  from {
    opacity: 0;
    transform: translateX(-6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes pulse {
  0% {
    opacity: 0.7;
    transform: scale(1);
  }
  70%,
  100% {
    opacity: 0;
    transform: scale(2.6);
  }
}