/* Kasterski i Wspólnicy — arkusz stylów
   Stonowany, konserwatywny układ. Bez zależności zewnętrznych. */

:root {
  --paper: #fdfcfa;
  --paper-2: #f4f1ea;
  --ink: #20242b;
  --ink-2: #5b6068;
  --navy: #1f3a5f;
  --line: #ddd8cd;
  --line-2: #c9c2b2;
  --serif: Georgia, "Times New Roman", "Palatino Linotype", serif;
  --sans: -apple-system, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.65;
}

.wrap {
  max-width: 1060px;
  margin: 0 auto;
  padding: 0 24px;
}

a { color: var(--navy); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Nagłówek ---------- */

.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px 24px;
  padding: 24px 0 18px;
}

.brand { color: var(--ink); }
.brand:hover { text-decoration: none; }

.brand .name {
  font-size: 26px;
  letter-spacing: 0.02em;
  font-weight: normal;
}

.brand .desc {
  font-family: var(--sans);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-2);
  margin-top: 2px;
}

.lang-switch {
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ---------- Nawigacja ---------- */

.site-nav {
  border-top: 1px solid var(--line);
}

.nav-toggle {
  display: none;
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: none;
  border: 1px solid var(--line-2);
  padding: 8px 14px;
  margin: 10px 0;
  cursor: pointer;
  color: var(--ink);
}

.site-nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0 32px;
}

.site-nav li a {
  display: block;
  padding: 12px 0;
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-2);
  border-bottom: 2px solid transparent;
}

.site-nav li a:hover {
  color: var(--ink);
  text-decoration: none;
}

.site-nav li a[aria-current="page"] {
  color: var(--navy);
  border-bottom-color: var(--navy);
}

/* ---------- Treść ---------- */

main { padding: 48px 0 72px; }

.page-title {
  font-size: 30px;
  font-weight: normal;
  letter-spacing: 0.01em;
  margin-bottom: 6px;
}

.page-lead {
  color: var(--ink-2);
  font-size: 18px;
  font-style: italic;
  margin-bottom: 36px;
}

.rule {
  border: none;
  border-top: 1px solid var(--line);
  margin: 40px 0;
}

article p + p { margin-top: 16px; }

.prose { max-width: 760px; }

.prose h2 {
  font-size: 22px;
  font-weight: normal;
  margin: 40px 0 14px;
}

.prose h3 {
  font-size: 18px;
  margin: 28px 0 10px;
}

.prose ul {
  margin: 14px 0 14px 22px;
}

.prose ul li + li { margin-top: 6px; }

/* Strona główna */

.hero {
  padding: 26px 0 6px;
  max-width: 820px;
}

.hero h1 {
  font-size: 34px;
  font-weight: normal;
  line-height: 1.25;
  margin-bottom: 18px;
}

.hero .est {
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-2);
  margin-bottom: 26px;
}

/* Karty specjalizacji */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 20px;
  margin-top: 28px;
}

.card {
  border: 1px solid var(--line);
  background: #fff;
  padding: 22px 22px 18px;
  display: block;
  color: var(--ink);
}

.card:hover {
  text-decoration: none;
  border-color: var(--line-2);
}

.card h3 {
  font-size: 18px;
  font-weight: normal;
  margin-bottom: 8px;
  color: var(--navy);
}

.card p {
  font-size: 15px;
  color: var(--ink-2);
  line-height: 1.55;
}

/* Wspólnicy */

.person { max-width: 760px; }
.person + .person { margin-top: 48px; padding-top: 40px; border-top: 1px solid var(--line); }

.person h2 {
  font-size: 24px;
  font-weight: normal;
  margin-bottom: 2px;
}

.person .role {
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-2);
  margin-bottom: 16px;
}

.person .contact-line {
  font-size: 15px;
  margin-top: 14px;
  color: var(--ink-2);
}

.person .social {
  margin-top: 10px;
  font-family: var(--sans);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.person .social a { color: var(--ink-2); }
.person .social a:hover { color: var(--navy); text-decoration: none; }
.person .social .sep { color: var(--line-2); margin: 0 10px; }

/* Kontakt */

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
  max-width: 760px;
  margin-top: 8px;
}

.contact-block h2 {
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: normal;
  color: var(--ink-2);
  margin-bottom: 10px;
}

.contact-block p { font-size: 17px; }

.note {
  font-size: 14.5px;
  color: var(--ink-2);
  max-width: 760px;
  margin-top: 36px;
}

/* ---------- Stopka ---------- */

.site-footer {
  border-top: 1px solid var(--line);
  background: var(--paper-2);
  padding: 32px 0;
  font-size: 14px;
  color: var(--ink-2);
}

.site-footer .cols {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px 32px;
}

.site-footer a { color: var(--ink-2); text-decoration: underline; }
.site-footer a:hover { color: var(--ink); }

.site-footer .kirp img {
  display: block;
  width: 54px;
  height: 54px;
  border-radius: 3px;
}

/* ---------- Responsywność ---------- */

@media (max-width: 720px) {
  .masthead { padding: 20px 0 14px; }
  .brand .name { font-size: 22px; }
  .hero h1 { font-size: 26px; }
  .page-title { font-size: 25px; }

  .nav-toggle { display: inline-block; }

  .site-nav ul {
    display: none;
    flex-direction: column;
    gap: 0;
    padding-bottom: 10px;
  }

  .site-nav.open ul { display: flex; }

  .site-nav li a { padding: 10px 0; border-bottom: none; }
}

@media print {
  .site-nav, .lang-switch, .nav-toggle { display: none; }
  body { font-size: 12pt; }
}