/* fernandogallo.dev — editorial minimal personal site
   Design: Cool Slate · balanced · compact density.
   Light/dark follows the browser via prefers-color-scheme (no toggle). */

/* ----- Design tokens ----- */
:root {
  /* Palette — Cool Slate (light) */
  --bg: #f6f7f9;
  --ink: #10141c;
  --accent: #2563eb;
  --paper: #ffffff;

  /* Derived from --ink (keep the relationship) */
  --ink-soft: color-mix(in srgb, var(--ink) 62%, transparent);
  --ink-faint: color-mix(in srgb, var(--ink) 50%, transparent); /* 50% keeps the muted tier while lifting small labels toward WCAG AA */
  --rule: color-mix(in srgb, var(--ink) 13%, transparent);

  /* Type */
  --serif: 'Newsreader', 'Source Serif Pro', Georgia, serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  /* Density — compact */
  --pad-y: 76px;
  --gap: 52px;
  --hero-pad: 80px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0e13;
    --ink: #e6eaf2;
    --accent: #5b8bff;
    --paper: #12161d;
  }
}

/* ----- Base ----- */
/* Honor the `hidden` attribute even on elements with an explicit display
   (e.g. .sec/.cred use display:grid, which would otherwise win). */
[hidden] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
}
body {
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  letter-spacing: -0.005em;
  font-feature-settings: 'ss01', 'cv11';
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.wrap { max-width: 880px; margin: 0 auto; padding: 0 56px; }

/* Visible keyboard focus (keyboard only, won't show on mouse click) */
a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ----- Top bar ----- */
.top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 28px 0 0;
  font-size: 13px;
  color: var(--ink-soft);
  font-family: var(--mono);
  letter-spacing: 0.02em;
}
.top a { color: var(--ink-soft); text-decoration: none; }
.top a:hover { color: var(--ink); }
.top-dot {
  display: inline-block; width: 6px; height: 6px; border-radius: 50%;
  background: #16a34a; margin-right: 6px; vertical-align: 1px;
  box-shadow: 0 0 0 3px color-mix(in srgb, #16a34a 18%, transparent);
}

/* ----- Hero ----- */
.hero { padding-top: var(--hero-pad); padding-bottom: var(--pad-y); }
.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 28px;
}
.name {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(56px, 9vw, 104px);
  line-height: 0.98;
  letter-spacing: -0.025em;
  margin: 0;
}
.name em { font-style: italic; color: var(--accent); }
.tagline {
  font-family: var(--serif);
  font-weight: 300;
  font-size: 25px;
  line-height: 1.4;
  color: var(--ink-soft);
  margin: 30px 0 0;
  max-width: 640px;
}
.prev {
  margin-top: 28px;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
  text-transform: uppercase;
}
.prev b { color: var(--ink-soft); font-weight: 500; }
.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 24px;
  margin-top: 44px;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.meta span { display: inline-flex; align-items: baseline; gap: 7px; }
.meta b { color: var(--ink); font-weight: 500; }

/* ----- Section header ----- */
.sec {
  padding-top: var(--gap);
  padding-bottom: 24px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: baseline;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 48px;
}
.sec h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 32px;
  letter-spacing: -0.015em;
  margin: 0;
}
.sec .num {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--ink-faint);
  text-transform: uppercase;
}

/* ----- Goal (muted variant) ----- */
.goal { padding-bottom: var(--pad-y); }
.goal.muted {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 32px;
  align-items: center;
}
.goal-num {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  line-height: 0.9;
  letter-spacing: -0.04em;
}
.goal.muted .goal-num { font-size: clamp(52px, 7vw, 76px); }
.goal-num small {
  font-size: 0.28em;
  font-style: normal;
  color: var(--ink-faint);
  font-family: var(--mono);
  font-weight: 400;
  letter-spacing: 0.04em;
  margin-left: 16px;
  vertical-align: 0.45em;
}
.goal.muted .goal-side {
  font-size: 15px;
  color: var(--ink-soft);
  line-height: 1.5;
  max-width: 320px;
}
.goal-bar {
  height: 4px;
  background: var(--rule);
  border-radius: 2px;
  overflow: hidden;
  position: relative;
}
.goal.muted .goal-bar { margin-top: 16px; }
.goal-bar-fill { position: absolute; inset: 0 100% 0 0; background: var(--accent); }
.goal-line {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-soft);
  letter-spacing: 0.02em;
}
.goal.muted .goal-line { margin-top: 12px; }

/* ----- Apps ----- */
.apps {
  padding-bottom: var(--pad-y);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}
.app {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  min-height: 460px;
}
.app-head { display: flex; align-items: center; gap: 16px; }
.app-icon {
  width: 56px; height: 56px; border-radius: 13px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--serif); font-weight: 500; font-size: 28px; color: #fff;
  box-shadow: 0 2px 12px rgba(0,0,0,0.12), inset 0 1px 0 rgba(255,255,255,0.25);
}
.app-name { font-family: var(--serif); font-size: 28px; letter-spacing: -0.015em; }
.app-status {
  display: inline-block; padding: 3px 10px; border-radius: 999px;
  border: 1px solid var(--rule); font-family: var(--mono);
  font-size: 12px; letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--ink-soft);
}
.app-tag { color: var(--ink-soft); font-size: 15px; margin: 20px 0 24px; line-height: 1.5; }
.phone {
  margin-top: auto;
  align-self: center;
  width: 200px; height: 280px; border-radius: 24px;
  background: var(--bg);
  border: 1px solid var(--rule);
  position: relative;
  overflow: hidden;
  background-image: repeating-linear-gradient(
    45deg, transparent, transparent 10px,
    var(--rule) 10px, var(--rule) 11px
  );
  display: flex; align-items: center; justify-content: center;
}
.phone span {
  font-family: var(--mono); font-size: 11px;
  color: var(--ink-faint); letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--paper); padding: 6px 10px; border-radius: 4px;
}
.app-meta {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: 24px; padding-top: 16px; border-top: 1px solid var(--rule);
  font-family: var(--mono); font-size: 12px;
  color: var(--ink-faint); letter-spacing: 0.04em; text-transform: uppercase;
}

/* ----- Timeline ----- */
.time { padding-bottom: var(--pad-y); }
.time-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 40px;
  padding: 28px 0;
  border-bottom: 1px solid var(--rule);
}
.time-row:last-child { border-bottom: 0; }
.time-date {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  padding-top: 5px;
}
.time-co {
  font-family: var(--serif); font-style: italic;
  font-size: 24px; letter-spacing: -0.015em;
  margin-bottom: 2px;
}
.time-co.current::after {
  content: '·'; color: var(--accent); margin-left: 10px;
  font-size: 0.7em; vertical-align: 3px;
}
.time-role { color: var(--ink-soft); font-size: 14px; margin-bottom: 12px; }
.time-notes { margin: 0; padding: 0; list-style: none; }
.time-notes li {
  font-size: 14.5px; color: var(--ink); line-height: 1.55;
  padding-left: 20px; position: relative; margin-bottom: 4px;
}
.time-notes li::before {
  content: '—'; position: absolute; left: 0; color: var(--ink-faint);
}

/* ----- Credentials — skills + education ----- */
.cred {
  padding-bottom: var(--pad-y);
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px;
}
.cred-h {
  font-family: var(--mono); font-size: 12px;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--ink-faint); margin-bottom: 20px;
}
.skills { display: flex; flex-wrap: wrap; gap: 8px; }
.skills span {
  padding: 6px 13px; border: 1px solid var(--rule); border-radius: 999px;
  font-size: 13.5px; color: var(--ink-soft);
}
.edu-row { padding: 16px 0; border-bottom: 1px solid var(--rule); }
.edu-row:first-of-type { padding-top: 0; }
.edu-row:last-child { border-bottom: 0; }
.edu-school { font-family: var(--serif); font-style: italic; font-size: 19px; letter-spacing: -0.01em; }
.edu-deg { color: var(--ink-soft); font-size: 14px; margin-top: 2px; }
.edu-meta { font-family: var(--mono); font-size: 12px; color: var(--ink-faint); letter-spacing: 0.03em; margin-top: 6px; }

/* ----- Contact ----- */
.cta { padding: var(--pad-y) 0 var(--gap); }
.cta h2 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(40px, 6vw, 64px); line-height: 1.05;
  letter-spacing: -0.02em; margin: 0;
}
.cta h2 em { font-style: italic; color: var(--accent); }
.cta-links { margin-top: 48px; display: grid; grid-template-columns: 1fr 1fr; gap: 4px; }
.cta-link {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 20px 0; border-top: 1px solid var(--rule);
  text-decoration: none; color: var(--ink);
  font-size: 17px;
}
.cta-link:last-child, .cta-link:nth-last-child(2) { border-bottom: 1px solid var(--rule); }
.cta-link span:first-child {
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--ink-faint);
}
.cta-link:hover span:last-child { color: var(--accent); }

/* ----- Footer ----- */
.foot {
  display: flex; justify-content: space-between;
  padding: 32px 0 48px;
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.04em;
  color: var(--ink-faint); text-transform: uppercase;
  border-top: 1px solid var(--rule);
}

/* ----- Responsive ----- */
@media (max-width: 720px) {
  .wrap { padding: 0 24px; }
  .apps { grid-template-columns: 1fr; }
  .cred { grid-template-columns: 1fr; gap: 40px; }
  .cta-links { grid-template-columns: 1fr; }
  .goal.muted { grid-template-columns: 1fr; gap: 20px; align-items: start; }
  .time-row { grid-template-columns: 1fr; gap: 8px; }
}