/* ==========================================================================
   PETSON — alusstiilid: lähtestus, tüpograafia, ruudustik, abiklassid
   Kasutab ainult tokens.css muutujaid.
   ========================================================================== */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + var(--space-lg));
}

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

body {
  margin: 0;
  background-color: var(--surface-page);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--size-body);
  font-weight: var(--weight-body);
  line-height: var(--leading-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* hidden-atribuut peab võitma komponentide display-reeglite üle. */
[hidden] { display: none !important; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: var(--weight-display-light);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-display);
  margin: 0 0 var(--space-md);
  color: inherit;
  text-wrap: balance;
}

h1 { font-size: var(--size-h1); }
h2 { font-size: var(--size-h2); }
h3 { font-size: var(--size-h3); font-weight: var(--weight-display-regular); }
h4 {
  font-size: var(--size-h4);
  font-family: var(--font-body);
  font-weight: var(--weight-body-strong);
  letter-spacing: 0;
}

p { margin: 0 0 var(--space-md); max-width: 68ch; }
p:last-child { margin-bottom: 0; }

a { color: var(--text-accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--brand-ink); }

strong, b { font-weight: var(--weight-body-strong); }

ul, ol { margin: 0 0 var(--space-md); padding-left: 1.15rem; }
li { margin-bottom: var(--space-xs); }
li:last-child { margin-bottom: 0; }

hr {
  border: 0;
  border-top: 1px solid var(--line-hairline);
  margin: var(--space-2xl) 0;
}

:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

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

/* --- Tüpograafilised abiklassid ------------------------------------------ */

.display {
  font-family: var(--font-display);
  font-weight: var(--weight-display-light);
  font-size: var(--size-display);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-display);
  margin: 0 0 var(--space-lg);
}

.display em,
.lead em,
h1 em, h2 em, h3 em {
  font-style: italic;
  font-weight: var(--weight-display-light);
  color: var(--text-accent);
}

.lead {
  font-size: var(--size-body-lg);
  line-height: var(--leading-loose);
  color: var(--text-secondary);
  max-width: 62ch;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-mono);
  font-size: var(--size-label);
  font-weight: var(--weight-body-medium);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--text-accent);
  margin: 0 0 var(--space-lg);
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--line-accent);
  flex: none;
}

.eyebrow--plain::before { display: none; }

.mono {
  font-family: var(--font-mono);
  font-size: var(--size-caption);
  letter-spacing: var(--tracking-mono);
  font-variant-numeric: tabular-nums;
}

/* Keskjoondatud plokk. Ainult text-align ei piisa: max-width'iga piiratud
   lapsed (p on 68ch, .lead 62ch) jäävad muidu sisuveeru vasakusse serva ja
   nende sisu tsentreerub oma kitsama kasti järgi, mitte veeru keskele. */
.text-center { text-align: center; }
.text-center > * { margin-inline: auto; }

.muted { color: var(--text-secondary); }
.small { font-size: var(--size-small); }
.caption { font-size: var(--size-caption); color: var(--text-secondary); }

/* Platshoidrid — märgistavad sisu, mis ootab päris andmeid.
   Kui sisu on täidetud, eemalda lihtsalt klass. */
.ph {
  color: var(--text-accent);
  background: rgba(169, 133, 80, 0.12);
  box-shadow: inset 0 -1px 0 rgba(169, 133, 80, 0.4);
  padding: 0 0.2em;
  font-style: normal;
}

/* Suurtes pealkirjades piisab peenest joonest — täidetud taust mõjuks lärmakalt. */
.display .ph,
h1 .ph, h2 .ph {
  background: none;
  box-shadow: inset 0 -1px 0 rgba(169, 133, 80, 0.55);
  padding: 0;
}

.on-dark .ph {
  color: var(--text-accent-on-dark);
  background: rgba(169, 133, 80, 0.18);
}

/* --- Paigutus ------------------------------------------------------------- */

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

.container--wide { max-width: var(--container-wide); }
.container--narrow { max-width: var(--container-narrow); }

.section { padding-block: var(--section-y); }
.section--tight { padding-block: clamp(2.5rem, 5vw, 4rem); }

.section--dark {
  background: var(--surface-dark);
  color: var(--text-on-dark);
}

.section--forest {
  background: var(--surface-forest);
  color: var(--text-on-dark);
}

.section--sunken { background: var(--surface-sunken); }

.on-dark { color: var(--text-on-dark); }
.on-dark .lead,
.on-dark .muted,
.on-dark .caption { color: var(--text-on-dark-muted); }
.on-dark .eyebrow { color: var(--text-accent-on-dark); }
.on-dark a { color: var(--text-accent-on-dark); }
.on-dark a:hover { color: var(--brand-paper); }

.section-head { margin-bottom: var(--space-2xl); }
.section-head--split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-lg);
  align-items: end;
}

@media (min-width: 860px) {
  .section-head--split { grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); }
  .section-head--split .section-head__aside { justify-self: end; text-align: right; }
}

.grid { display: grid; gap: var(--space-xl); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); }

.stack > * + * { margin-top: var(--space-md); }
.stack--lg > * + * { margin-top: var(--space-xl); }

.rule {
  border: 0;
  border-top: 1px solid var(--line-hairline);
  margin: 0;
}
.on-dark .rule { border-color: var(--line-on-dark); }

/* Tekstipõhine sisu (common.tpl) — pealkirjad vajavad hingamisruumi. */
.prose > h2 { margin-top: var(--space-2xl); }
.prose > h3 { margin-top: var(--space-xl); }
.prose > :first-child { margin-top: 0; }
.prose ul, .prose ol { color: var(--text-secondary); max-width: 68ch; }

/* Tabel pikas tekstis. Kitsal ekraanil keritakse omaette, mitte ei lükka lehte laiaks. */
.table-scroll { overflow-x: auto; margin-bottom: var(--space-lg); }

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--size-small);
  text-align: left;
}
.table th,
.table td {
  padding: var(--space-sm) var(--space-md) var(--space-sm) 0;
  border-bottom: 1px solid var(--line-hairline);
  vertical-align: top;
}
.table th {
  font-family: var(--font-mono);
  font-size: var(--size-label);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--text-secondary);
  font-weight: var(--weight-body-medium);
  white-space: nowrap;
}
.table td { color: var(--text-secondary); }

.skip-link {
  position: absolute;
  left: var(--space-md);
  top: -100px;
  z-index: 200;
  background: var(--brand-ink);
  color: var(--brand-paper);
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--size-small);
  border-radius: var(--radius);
}
.skip-link:focus { top: var(--space-md); }

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