/* base.css — reset scurt, tipografie, primitive de layout. */

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--ui);
  font-size: var(--text-base);
  line-height: 1.6;
  font-synthesis-weight: none;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body.is-locked { overflow: hidden; }

h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 400;
  letter-spacing: var(--track-tight);
  line-height: 0.98;
  margin: 0;
  text-wrap: balance;
}

h1 { font-size: var(--text-h1); }
h2 { font-size: var(--text-h2); }
h3 { font-size: var(--text-h3); line-height: 1.08; }

p { margin: 0 0 var(--space-3); max-width: var(--measure); text-wrap: pretty; }

/* Browserul da <figure> un `margin: 1em 40px`; cu width:100% peste el,
   figura iese din coloana. */
figure, blockquote { margin: 0; }

a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.22em; }

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

button, input, select, textarea { font: inherit; color: inherit; }

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

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

/* ── Primitive ─────────────────────────────────────────────── */

.wrap {
  width: 100%;
  max-width: 96rem;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.wrap--narrow { max-width: 62rem; }

.section { padding-block: var(--space-section); }

/* Eticheta de fisa: majuscule mici, spatiate. Contrapunctul lui Bodoni. */
.label {
  font-family: var(--ui);
  font-size: var(--text-micro);
  font-weight: 600;
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0;
}

.lede {
  font-size: var(--text-lead);
  line-height: 1.4;
  color: var(--ink-soft);
  max-width: 46ch;
}

.hr { border: 0; border-top: 1px solid var(--rule); margin: 0; }

/* Antetul de sectiune: numar, titlu, actiune — pe aceeasi linie de baza. */
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--rule-strong);
  margin-bottom: var(--space-5);
}

/* Titlul impinge actiunea la dreapta si ramane langa indexul lui,
   ca sectiunile cu si fara link sa se alinieze la fel. */
.section-head > h2 { margin-right: auto; }

.section-head__index {
  font-family: var(--ui);
  font-size: var(--text-micro);
  letter-spacing: var(--track-label);
  color: var(--signal);
  font-weight: 600;
}

.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  margin: -1px; padding: 0; overflow: hidden;
  clip-path: inset(50%); white-space: nowrap;
}

.skip-link {
  position: absolute; left: var(--space-3); top: -4rem;
  z-index: 200; background: var(--ink); color: var(--paper);
  padding: var(--space-2) var(--space-4);
  transition: top var(--dur-fast) var(--ease);
}
.skip-link:focus { top: var(--space-3); }

@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;
    scroll-behavior: auto !important;
  }
}