/* ═══════════════════════════════════════════════════════════════════════
   Jesus Vega — personal site
   Layout is driven by CSS custom properties; change the palette in :root
   and everything follows.
   ═══════════════════════════════════════════════════════════════════════ */

:root {
  --bg: #f7f5f2;
  --bg-raised: #fffdfa;
  --text: #191817;
  --text-muted: #6d6a64;
  --rule: #e4dfd7;
  --accent-blue: #5b7fc7;
  --accent-gold: #d9a441;

  --serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  --measure: 46rem;
  --pad: 1.5rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16151a;
    --bg-raised: #1e1d23;
    --text: #ece9e4;
    --text-muted: #a09c95;
    --rule: #302e36;
    --accent-blue: #7d9de0;
    --accent-gold: #e8bd63;
  }
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

.wrap {
  max-width: var(--measure);
  margin-inline: auto;
  padding-inline: var(--pad);
}

.skip-link {
  position: absolute;
  left: -9999px;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  z-index: 10;
  background: var(--bg-raised);
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
}

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

/* ── header ─────────────────────────────────────────────────────────── */

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rule);
  padding-block: 1.25rem 0;
}

.header-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.site-name {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 4vw, 1.9rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0;
}

.site-tagline {
  margin: 0.15rem 0 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Tabs scroll sideways on narrow screens rather than wrapping. */
.tabs {
  display: flex;
  gap: 1.5rem;
  margin-top: 1rem;
  overflow-x: auto;
  scrollbar-width: none;
}

.tabs::-webkit-scrollbar {
  display: none;
}

.tabs a {
  flex: none;
  padding-bottom: 0.6rem;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  border-bottom: 2px solid transparent;
  transition: color 0.15s;
}

.tabs a:hover {
  color: var(--text);
}

.tabs a[aria-current="page"] {
  color: var(--text);
  font-weight: 500;
  border-bottom-color: var(--text);
}

/* ── panels ─────────────────────────────────────────────────────────── */

main {
  padding-block: 3rem 4rem;
}

.panel {
  margin-bottom: 4rem;
  /* Keeps #hash links from parking a heading underneath the sticky header. */
  scroll-margin-top: 9rem;
}

/* With JS on, only the selected panel is shown. Without JS every panel
   stays visible, so the page still reads top to bottom. */
body.tabbed .panel {
  display: none;
  margin-bottom: 0;
}

body.tabbed .panel.is-active {
  display: block;
  animation: fade 0.25s ease;
}

@keyframes fade {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
}

@media (prefers-reduced-motion: reduce) {

  html {
    scroll-behavior: auto;
  }

  body.tabbed .panel.is-active {
    animation: none;
  }
}

.section-title {
  font-family: var(--serif);
  font-size: clamp(1.9rem, 6vw, 2.5rem);
  font-weight: 700;
  margin: 0 0 0.5rem;
  letter-spacing: -0.015em;
}

.section-title::after {
  content: "";
  display: block;
  width: 2.5rem;
  height: 3px;
  margin-top: 0.5rem;
  border-radius: 2px;
  background: var(--accent-blue);
}

.section-title.accent-gold::after {
  background: var(--accent-gold);
}

.section-intro {
  color: var(--text-muted);
  margin: 0 0 2.5rem;
}

/* ── about ──────────────────────────────────────────────────────────── */

.portrait {
  display: flex;
  justify-content: center;
  margin-bottom: 2.5rem;
}

/* Gradient ring: a padded gradient box with the photo inset inside it. */
.portrait-ring {
  width: 260px;
  height: 260px;
  max-width: 70vw;
  max-height: 70vw;
  padding: 4px;
  border-radius: 50%;
  background: linear-gradient(140deg, var(--accent-gold), var(--accent-blue), #c98bb0);
}

.portrait-ring>* {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  display: block;
  background: var(--bg-raised);
}

.portrait-fallback {
  display: grid;
  place-items: center;
  font-family: var(--serif);
  font-size: 4rem;
  color: var(--text-muted);
}

.prose p {
  font-size: 1.1rem;
  margin: 0 0 1.25rem;
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
}

.links a {
  text-decoration: none;
  font-weight: 500;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 2px;
  transition: border-color 0.15s;
}

.links a:hover {
  border-bottom-color: var(--text);
}

/* ── work / education entries ───────────────────────────────────────── */

.entry {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 1rem;
  padding-block: 1.75rem;
  border-top: 1px solid var(--rule);
}

.entry:first-of-type {
  border-top: none;
  padding-top: 0;
}

.entry-logo {
  width: 44px;
  height: 44px;
  border-radius: 9px;
  background: var(--bg-raised);
  border: 1px solid var(--rule);
  background-size: cover;
  background-position: center;
}

/* Monogram stand-in until a real logo image is set. */
.entry-logo[data-monogram]:not([style*="background-image"])::before {
  content: attr(data-monogram);
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  font-family: var(--serif);
  font-size: 1.25rem;
  color: var(--text-muted);
}

.entry-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.25rem 1rem;
}

.entry-org {
  font-family: var(--serif);
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0;
  line-height: 1.3;
}

.entry-role {
  margin: 0.1rem 0 0;
  font-size: 0.98rem;
}

.entry-meta {
  display: flex;
  flex-direction: column;
  text-align: right;
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.45;
}

.entry-desc {
  margin: 0.75rem 0 0;
  color: var(--text-muted);
}

/* Smaller company names in parentheses, e.g. a former trading name. */
.entry-note {
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--text-muted);
}

/* Real logos, as opposed to the letter monogram fallback. Shown whole rather
   than cropped, inset a little, on a white tile — institutional logos are drawn
   for light backgrounds, so a tile keeps them legible in dark mode too. */
.entry-logo.has-logo {
  background-color: #fff;
  background-size: 76%;
  background-repeat: no-repeat;
  background-position: center;
}

.certifications {
  margin-top: 2rem;
  border-top: 1px solid var(--rule);
}

.cert-heading {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  font-weight: 600;
  margin: 1.75rem 0 1.25rem;
}

.certifications .entry:first-of-type {
  padding-top: 0;
}

/* Role progression within a single employer. */
.roles {
  list-style: none;
  padding: 0;
  margin: 0.85rem 0 0;
  border-left: 2px solid var(--rule);
}

.roles li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.15rem 1rem;
  padding: 0.2rem 0 0.2rem 0.9rem;
  font-size: 0.92rem;
}

.roles em {
  font-style: normal;
  font-size: 0.8rem;
  color: var(--text-muted);
  white-space: nowrap;
}

/* ── projects ───────────────────────────────────────────────────────── */

.project {
  padding-block: 1.75rem;
  border-top: 1px solid var(--rule);
}

.project:first-of-type {
  border-top: none;
  padding-top: 0;
}

.project-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.25rem 1rem;
}

.project-head h3 {
  font-family: var(--serif);
  font-size: 1.3rem;
  font-weight: 700;
  margin: 0;
  line-height: 1.3;
}

.project-head h3 a {
  text-decoration: none;
}

.project-head h3 a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.project-head h3 a::after {
  content: " ↗";
  font-size: 0.8em;
  color: var(--text-muted);
}

.project-meta {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.project-desc {
  margin: 0.75rem 0 0;
  color: var(--text-muted);
}

.project-links {
  display: flex;
  gap: 1.25rem;
  margin: 1rem 0 0;
  font-size: 0.9rem;
  font-weight: 500;
}

/* ── skills ─────────────────────────────────────────────────────────── */

.skill-group {
  margin-bottom: 2rem;
}

.skill-group h3 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  font-weight: 600;
  margin: 0 0 0.75rem;
}

/* ── pills ──────────────────────────────────────────────────────────── */

/* Colours rotate automatically by position, so adding a tag never means
   choosing a colour. Tint and text are derived from one hue each. */
.pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
}

.pills li {
  --hue: 220;
  font-size: 0.8rem;
  line-height: 1.4;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  color: hsl(var(--hue) 45% 38%);
  background: hsl(var(--hue) 62% 95%);
  border: 1px solid hsl(var(--hue) 45% 88%);
}

.pills li:nth-child(6n + 1) { --hue: 4; }
.pills li:nth-child(6n + 2) { --hue: 150; }
.pills li:nth-child(6n + 3) { --hue: 220; }
.pills li:nth-child(6n + 4) { --hue: 40; }
.pills li:nth-child(6n + 5) { --hue: 268; }
.pills li:nth-child(6n + 6) { --hue: 187; }

@media (prefers-color-scheme: dark) {
  .pills li {
    color: hsl(var(--hue) 60% 76%);
    background: hsl(var(--hue) 32% 17%);
    border-color: hsl(var(--hue) 28% 26%);
  }
}

/* ── bilingual content ──────────────────────────────────────────────── */

/* Both languages live in the markup side by side; only one is ever shown.
   `data-lang` on <body> is the switch. Because the attribute is set in the
   HTML itself, the page renders in English before any script runs — and stays
   readable if JavaScript never runs at all. */

body[data-lang="en"] [lang="es"] {
  display: none;
}

body[data-lang="es"] [lang="en"] {
  display: none;
}

.lang-toggle {
  display: flex;
  flex: none;
  gap: 2px;
  padding: 2px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: var(--bg-raised);
}

.lang-toggle button {
  font: inherit;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  padding: 0.25rem 0.7rem;
  border: none;
  border-radius: 999px;
  background: none;
  color: var(--text-muted);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.lang-toggle button:hover {
  color: var(--text);
}

.lang-toggle button[aria-pressed="true"] {
  background: var(--text);
  color: var(--bg);
}

/* ── 404 ────────────────────────────────────────────────────────────── */

.notfound {
  padding-block: 6rem 4rem;
}

.notfound-text {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin: 0 0 2rem;
}

/* ── footer ─────────────────────────────────────────────────────────── */

.site-footer {
  border-top: 1px solid var(--rule);
  padding-block: 2rem;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.site-footer p {
  margin: 0;
}