/* ============================================================
   Portafolio — Raúl Coronado
   Diseño editorial: papel cálido, tinta, un acento verde
   profundo. Fraunces (títulos) + Inter (cuerpo), auto-hospedadas.
   ============================================================ */

@font-face {
  font-family: "Fraunces";
  src: url("../fonts/fraunces-var.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
}

@font-face {
  font-family: "Inter";
  src: url("../fonts/inter-var.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --paper: #f7f5f0;
  --paper-raised: #fdfcfa;
  --ink: #1c1b18;
  --ink-soft: #55534c;
  --hairline: #dcd7cb;
  --accent: #2f5a44;
  --accent-ink: #244735;

  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "Cascadia Code", "SF Mono", Consolas, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  font-size: 1.0625rem;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  width: min(1060px, 90%);
  margin-inline: auto;
}

h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 560;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

a { color: inherit; }

/* Etiqueta pequeña en monoespaciada — usada en varios sitios */
.hero-kicker,
.section-num,
.xp-date,
.xp-place,
.xp-tags,
.edu-year,
.stat-label,
.nav-links a,
.back-to-top {
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
}

/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--hairline);
}

.nav {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding-block: 1.1rem;
}

.nav-brand {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.15rem;
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 1.8rem;
  list-style: none;
}

.nav-links a {
  color: var(--ink-soft);
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active { color: var(--accent); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px 2px;
}

.nav-toggle span {
  width: 26px;
  height: 1.5px;
  background: var(--ink);
}

/* ===== Hero ===== */
.hero {
  padding-block: clamp(5rem, 16vh, 10rem) clamp(3rem, 8vh, 5rem);
}

.hero-kicker {
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: clamp(3rem, 9vw, 6.5rem);
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1.02;
}

.hero-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  margin-top: 2.5rem;
}

.hero-tagline {
  max-width: 34rem;
  color: var(--ink-soft);
  font-size: 1.1rem;
}

.hero-actions {
  display: flex;
  gap: 2rem;
  flex-shrink: 0;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  list-style: none;
  margin-top: clamp(3rem, 8vh, 5rem);
  padding-top: 2rem;
  border-top: 1px solid var(--ink);
}

.hero-stats li { display: flex; flex-direction: column; gap: 0.35rem; }

.stat-num {
  font-family: var(--serif);
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  font-weight: 500;
  line-height: 1;
}

.stat-label { color: var(--ink-soft); max-width: 16rem; }

/* ===== Enlaces con flecha ===== */
.link-arrow {
  font-family: var(--mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 0.15rem;
  transition: color 0.2s, border-color 0.2s;
}

.link-arrow::after { content: " →"; }

.link-arrow:hover { color: var(--accent); border-color: var(--accent); }

/* ===== Secciones: etiqueta izquierda + cuerpo derecha ===== */
.section {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 2rem 4rem;
  padding-block: clamp(3.5rem, 9vh, 6rem);
  border-top: 1px solid var(--hairline);
}

.section-label { align-self: start; position: sticky; top: 5.5rem; }

.section-num {
  display: block;
  color: var(--accent);
  margin-bottom: 0.4rem;
}

.section-label h2 {
  font-size: 1.6rem;
  font-weight: 560;
}

/* ===== Sobre mí ===== */
.about-text {
  font-family: var(--serif);
  font-size: clamp(1.25rem, 2.4vw, 1.55rem);
  font-weight: 420;
  line-height: 1.5;
  max-width: 42rem;
}

.about-text em {
  font-style: italic;
  color: var(--accent-ink);
}

.about-facts {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: 2.5rem;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--hairline);
}

.about-facts dt {
  font-family: var(--mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  margin-bottom: 0.3rem;
}

.about-facts dd { font-size: 0.95rem; }

/* ===== Experiencia ===== */
.xp-list { list-style: none; }

.xp-item {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 1rem 2.5rem;
  padding-block: 1.8rem;
}

.xp-item + .xp-item { border-top: 1px solid var(--hairline); }

.xp-item:first-child { padding-top: 0; }

.xp-meta {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  color: var(--ink-soft);
}

.xp-date { color: var(--ink); font-weight: 600; }

.xp-content h3 { font-size: 1.3rem; margin-bottom: 0.5rem; }

.xp-content p { color: var(--ink-soft); max-width: 40rem; }

.xp-tags {
  margin-top: 0.7rem;
  color: var(--accent) !important;
}

/* ===== Habilidades ===== */
.skills-list { display: block; }

.skills-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 0.4rem 2.5rem;
  padding-block: 1.2rem;
}

.skills-row + .skills-row { border-top: 1px solid var(--hairline); }

.skills-row:first-child { padding-top: 0; }

.skills-row dt {
  font-family: var(--serif);
  font-size: 1.1rem;
  font-weight: 560;
}

.skills-row dd { color: var(--ink-soft); }

/* ===== Educación ===== */
.edu-item {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 0.5rem 2.5rem;
  padding-block: 1.4rem;
}

.edu-item + .edu-item { border-top: 1px solid var(--hairline); }

.edu-item:first-child { padding-top: 0; }

.edu-year { color: var(--ink); font-weight: 600; }

.edu-item h3 { font-size: 1.15rem; margin-bottom: 0.2rem; }

.edu-item p { color: var(--ink-soft); font-size: 0.95rem; }

/* ===== Contacto ===== */
.contact-lead {
  font-family: var(--serif);
  font-size: clamp(1.3rem, 2.6vw, 1.7rem);
  font-weight: 460;
  max-width: 30rem;
  margin-bottom: 1.5rem;
}

.contact-email {
  display: inline-block;
  font-family: var(--serif);
  font-size: clamp(1.3rem, 3.4vw, 2.2rem);
  font-weight: 500;
  color: var(--accent-ink);
  text-decoration: none;
  border-bottom: 2px solid var(--accent);
  padding-bottom: 0.2rem;
  transition: color 0.2s;
  overflow-wrap: anywhere;
}

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

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-top: 2.2rem;
}

/* ===== Footer ===== */
.site-footer {
  border-top: 1px solid var(--hairline);
  padding-block: 1.6rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.back-to-top {
  color: var(--ink);
  text-decoration: none;
  text-transform: uppercase;
}

.back-to-top:hover { color: var(--accent); }

/* ===== Animación de aparición ===== */
.reveal {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ===== Responsive ===== */
@media (max-width: 860px) {
  .section { grid-template-columns: 1fr; gap: 1.5rem; }
  .section-label { position: static; }
  .about-facts { grid-template-columns: 1fr; gap: 1.2rem; }
}

@media (max-width: 720px) {
  .nav-toggle { display: flex; }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--paper-raised);
    border-bottom: 1px solid var(--hairline);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .nav-links.open { max-height: 22rem; }

  .nav-links a {
    display: block;
    padding: 1rem 5%;
    border-top: 1px solid var(--hairline);
  }

  .hero-stats { grid-template-columns: 1fr; gap: 1.4rem; }

  .xp-item,
  .skills-row,
  .edu-item { grid-template-columns: 1fr; }

  .xp-meta { flex-direction: row; flex-wrap: wrap; gap: 0.8rem; }

  .xp-place br { display: none; }
}