/* Sandro Medina — personal site
   Design: Swiss editorial. Off-white paper ground, ink text, a single
   restrained brick-red accent used sparingly (rules, links, the year
   markers in the timeline). Archivo for structure/labels, Source Serif 4
   for reading, IBM Plex Mono for dates, numbers and contact details. */

:root {
  --bg: #faf9f6;
  --surface: #ffffff;
  --ink: #1c1c1a;
  --ink-soft: #5b5a52;
  --ink-faint: #8c8a80;
  --accent: #b3222a;
  --accent-ink: #ffffff;
  --line: #dedad0;
  --line-strong: #c7c2b4;
  --focus: #b3222a;

  --font-display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Source Serif 4", Georgia, "Times New Roman", serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Menlo, Consolas, monospace;

  --measure: 40rem;
  --page-pad: clamp(1.25rem, 4vw, 3rem);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #17181a;
    --surface: #1f2023;
    --ink: #ece9e2;
    --ink-soft: #aeaba1;
    --ink-faint: #7c7a72;
    --accent: #e2646b;
    --accent-ink: #17181a;
    --line: #34352f;
    --line-strong: #45463e;
    --focus: #e2646b;
  }
}

:root[data-theme="dark"] {
  --bg: #17181a;
  --surface: #1f2023;
  --ink: #ece9e2;
  --ink-soft: #aeaba1;
  --ink-faint: #7c7a72;
  --accent: #e2646b;
  --accent-ink: #17181a;
  --line: #34352f;
  --line-strong: #45463e;
  --focus: #e2646b;
}

* { box-sizing: border-box; }

html { color-scheme: light dark; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  padding-inline: var(--page-pad);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

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

h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--ink);
  line-height: 1.15;
  text-wrap: balance;
  font-weight: 700;
  margin: 0;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.wrap {
  max-width: 46rem;
  margin-inline: auto;
}

/* ---------- header / nav ---------- */

.site-header {
  max-width: 46rem;
  margin-inline: auto;
  padding-block: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  border-bottom: 1px solid var(--line);
}

.site-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
}

.site-title:hover { text-decoration: none; color: var(--accent); }

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.15rem;
  font-family: var(--font-display);
  font-size: 0.86rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.site-nav a {
  color: var(--ink-soft);
  text-decoration: none;
  padding-block: 0.15rem;
  border-bottom: 2px solid transparent;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

/* ---------- language switch ---------- */

.lang-switch {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
}

.lang-switch a {
  color: var(--ink-faint);
  text-decoration: none;
}

.lang-switch a:hover {
  color: var(--accent);
}

.lang-switch .lang-current {
  color: var(--ink);
  font-weight: 600;
}

/* ---------- hero ---------- */

.hero {
  max-width: 46rem;
  margin-inline: auto;
  padding-block: clamp(2.25rem, 6vw, 3.5rem) 2rem;
}

.hero h1 {
  font-size: clamp(1.9rem, 4.2vw, 2.6rem);
  max-width: 22ch;
}

.hero .lede {
  margin-top: 1.1rem;
  font-size: 1.18rem;
  color: var(--ink-soft);
  max-width: 38ch;
  line-height: 1.5;
}

.hero .facts {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.4rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--ink-faint);
}

.hero .facts strong { color: var(--ink-soft); font-weight: 500; }

/* ---------- page header (non-home pages) ---------- */

.page-head {
  max-width: 46rem;
  margin-inline: auto;
  padding-block: clamp(2rem, 5vw, 2.75rem) 1.5rem;
}

.page-head h1 {
  margin-top: 0.5rem;
  font-size: clamp(1.7rem, 3.6vw, 2.25rem);
}

.page-head .dek {
  margin-top: 0.85rem;
  color: var(--ink-soft);
  font-size: 1.08rem;
  max-width: 42ch;
}

/* ---------- prose ---------- */

.prose {
  max-width: 46rem;
  margin-inline: auto;
  padding-block: 0.5rem 3rem;
}

.prose > .measure { max-width: var(--measure); }

.prose p { margin: 0 0 1.15em; }
.prose p:last-child { margin-bottom: 0; }

.prose h2 {
  font-size: 1.3rem;
  margin: 2.4em 0 0.7em;
}

.prose h2:first-child { margin-top: 0; }

.prose h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.01em;
  margin: 1.8em 0 0.5em;
}

.prose .lede {
  font-size: 1.15rem;
  color: var(--ink-soft);
  max-width: 40ch;
}

.prose blockquote {
  margin: 1.6em 0;
  padding-left: 1.1em;
  border-left: 2px solid var(--accent);
  font-style: italic;
  color: var(--ink-soft);
}

/* ---------- stat row (milestone pages) ---------- */

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(9.5rem, 1fr));
  gap: 1.5rem 2rem;
  margin: 1.75rem 0 2.25rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding-bottom: 1.75rem;
}

.stat .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 1.7rem;
  color: var(--accent);
  display: block;
}

.stat .label {
  margin-top: 0.3rem;
  font-size: 0.85rem;
  color: var(--ink-soft);
  max-width: 20ch;
}

/* ---------- timeline (Parcours) ---------- */

.timeline {
  margin: 0.5rem 0 2.5rem;
  border-top: 1px solid var(--line);
}

.tl-item {
  display: grid;
  grid-template-columns: 6.5rem 1fr;
  gap: 0.25rem 1.5rem;
  padding-block: 1.4rem;
  border-bottom: 1px solid var(--line);
}

.tl-item .when {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--accent);
  padding-top: 0.2rem;
}

.tl-item h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin: 0 0 0.35rem;
}

.tl-item .where {
  font-size: 0.92rem;
  color: var(--ink-faint);
  margin-bottom: 0.4rem;
}

.tl-item p { margin: 0; color: var(--ink-soft); font-size: 0.98rem; }

.tl-item .more {
  display: inline-block;
  margin-top: 0.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.86rem;
}

@media (max-width: 560px) {
  .tl-item { grid-template-columns: 1fr; }
  .tl-item .when { padding-top: 0; }
}

/* ---------- milestone index cards ---------- */

.link-list {
  display: flex;
  flex-direction: column;
  margin: 0.5rem 0 2.5rem;
  border-top: 1px solid var(--line);
}

.link-item {
  padding-block: 1.75rem;
  border-bottom: 1px solid var(--line);
}

.link-item .eyebrow { display: block; margin-bottom: 0.5rem; }

.link-item h2 {
  font-size: 1.35rem;
  margin-bottom: 0.5rem;
}

.link-item h2 a { color: var(--ink); text-decoration: none; }
.link-item h2 a:hover { color: var(--accent); }

.link-item p { color: var(--ink-soft); max-width: 42ch; margin: 0 0 0.6rem; }

.link-item .read-more {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.88rem;
}

/* ---------- pull quote ---------- */

.pull {
  margin: 2.2em 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.3rem;
  line-height: 1.4;
  color: var(--ink);
  max-width: 32ch;
}

.pull::before { content: "\201C"; color: var(--accent); }
.pull::after { content: "\201D"; color: var(--accent); }

/* ---------- contact ---------- */

.contact-list {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.contact-list li {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem 1rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--line);
}

.contact-list .k {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  min-width: 6.5rem;
}

.contact-list .v {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--ink);
}

/* ---------- footer ---------- */

.site-footer {
  max-width: 46rem;
  margin-inline: auto;
  padding-block: 1.75rem 3rem;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-faint);
}

.site-footer a { color: var(--ink-faint); }
.site-footer a:hover { color: var(--accent); }

.back-link {
  display: inline-block;
  margin-top: 2rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
}

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