/* Kronika Sąsiedzka — system układu (prefiks krs-)
   Makrostruktura: kronika. Wpisy na osi czasu, spinner z latami, indeks tematyczny.
   Paleta: sepia, głęboka zieleń, cegła, grafit. */

:root {
  --krs-paper: #f3efe3;
  --krs-paper-deep: #e6dfcd;
  --krs-card: #fffdf6;
  --krs-ink: #26302b;
  --krs-ink-soft: #4e5b53;
  --krs-green: #2f5d4a;
  --krs-brick: #9c4a2f;
  --krs-slate: #5a6b74;
  --krs-line: rgba(38, 48, 43, .18);
  --krs-line-strong: rgba(38, 48, 43, .38);
  --krs-radius: 2px;
  --krs-measure: 68ch;
  --krs-serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --krs-sans: "Inter", "Segoe UI", Roboto, system-ui, -apple-system, sans-serif;
  --krs-mono: "JetBrains Mono", "Cascadia Mono", Consolas, monospace;
}

* { box-sizing: border-box; }

/* Dzieci grid/flex mają min-width:auto — szeroki element rozciąga tor i wypycha
   stronę. Pozwalamy im się kurczyć. */
.krs-hero > *,
.krs-chapter > *,
.krs-chapter-body > *,
.krs-tool-grid > *,
.krs-plates > *,
.krs-contact > *,
.krs-check > li,
.krs-steps li > *,
.krs-timeline li > * { min-width: 0; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--krs-paper);
  color: var(--krs-ink);
  font-family: var(--krs-serif);
  font-size: clamp(1rem, .5vw + .92rem, 1.1rem);
  line-height: 1.62;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--krs-green); text-underline-offset: .18em; }
a:hover { color: var(--krs-brick); }
:focus-visible { outline: 3px solid var(--krs-brick); outline-offset: 3px; }

.krs-skip { position: absolute; left: -9999px; background: var(--krs-ink); color: var(--krs-paper); padding: .7rem 1.1rem; }
.krs-skip:focus { left: .5rem; top: .5rem; }

/* ---------- nagłówek ---------- */
.krs-head {
  background: var(--krs-ink);
  color: var(--krs-paper);
  padding: clamp(1.2rem, 3vw, 2.4rem) clamp(1rem, 4vw, 3.2rem) clamp(1.8rem, 4vw, 3rem);
}
.krs-head-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: .6rem 1.4rem;
  border-bottom: 1px solid rgba(243, 239, 227, .3);
  padding-bottom: .8rem;
}
.krs-mark { font-family: var(--krs-mono); font-size: .82rem; letter-spacing: .28em; text-transform: uppercase; }
.krs-head-note { margin: 0; font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; color: rgba(243, 239, 227, .72); }

.krs-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  gap: clamp(1.4rem, 4vw, 3.2rem);
  align-items: end;
  padding-top: clamp(1.5rem, 4vw, 2.8rem);
}
.krs-kicker { font-family: var(--krs-mono); font-size: .76rem; letter-spacing: .28em; text-transform: uppercase; color: var(--krs-brick); margin: 0 0 .6rem; }
.krs-hero h1 { font-size: clamp(2rem, 4.4vw, 3.5rem); line-height: 1.08; margin: 0 0 .9rem; font-weight: 600; }
.krs-lead { max-width: var(--krs-measure); color: rgba(243, 239, 227, .9); margin: 0; }
.krs-actions { display: flex; flex-wrap: wrap; gap: .7rem; margin: 1.2rem 0 0; }

.krs-btn {
  font-family: var(--krs-sans);
  font-size: .85rem;
  letter-spacing: .05em;
  text-transform: uppercase;
  padding: .75rem 1.2rem;
  border: 1px solid transparent;
  border-radius: var(--krs-radius);
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}
.krs-btn-main { background: var(--krs-brick); color: #fdf4ee; }
.krs-btn-main:hover { background: #b05939; color: #fff; }
.krs-btn-ghost { background: transparent; color: inherit; border-color: currentColor; }
.krs-btn-ghost:hover { background: rgba(156, 74, 47, .2); color: inherit; }

.krs-hero figure { margin: 0; }
.krs-hero img { border: 1px solid rgba(243, 239, 227, .3); aspect-ratio: 4 / 3; object-fit: cover; }
.krs-hero figcaption { font-family: var(--krs-sans); font-size: .76rem; color: rgba(243, 239, 227, .72); margin-top: .5rem; }
.krs-hero figcaption a { color: rgba(243, 239, 227, .92); }

/* ---------- spis rozdziałów ---------- */
.krs-index {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--krs-paper-deep);
  border-bottom: 1px solid var(--krs-line-strong);
  overflow-x: auto;
}
.krs-index ol { display: flex; margin: 0; padding: 0; list-style: none; min-width: max-content; }
.krs-index li { border-right: 1px solid var(--krs-line); }
.krs-index a {
  display: block;
  padding: .65rem 1rem;
  font-family: var(--krs-mono);
  font-size: .74rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--krs-ink-soft);
  white-space: nowrap;
}
.krs-index a:hover, .krs-index a[aria-current="true"] { background: var(--krs-card); color: var(--krs-ink); }

/* ---------- rozdziały na osi ---------- */
.krs-book { max-width: 1180px; margin: 0 auto; padding: clamp(1.6rem, 3.5vw, 3rem) clamp(1rem, 4vw, 3rem) 0; }

.krs-chapter {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  gap: clamp(1.1rem, 3vw, 2.4rem);
  padding: clamp(1.4rem, 3vw, 2.4rem) 0 clamp(1.4rem, 3vw, 2.4rem) clamp(1.6rem, 3vw, 2.6rem);
  border-top: 1px solid var(--krs-line-strong);
}
.krs-chapter:first-of-type { border-top: 3px double var(--krs-line-strong); }
/* oś kroniki */
.krs-chapter::before {
  content: "";
  position: absolute;
  left: clamp(.4rem, 1vw, .8rem);
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--krs-line-strong);
}
.krs-chapter::after {
  content: "";
  position: absolute;
  left: calc(clamp(.4rem, 1vw, .8rem) - 5px);
  top: clamp(1.5rem, 3vw, 2.5rem);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--krs-brick);
}

.krs-chapter-head { grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: baseline; gap: .6rem 1rem; }
.krs-year {
  font-family: var(--krs-mono);
  font-size: .76rem;
  letter-spacing: .1em;
  color: var(--krs-card);
  background: var(--krs-green);
  padding: .2rem .5rem;
}
.krs-chapter h2 { margin: 0; font-size: clamp(1.3rem, 2.3vw, 1.9rem); line-height: 1.2; font-weight: 600; }
.krs-sub { grid-column: 1 / -1; font-family: var(--krs-mono); font-size: .74rem; letter-spacing: .06em; color: var(--krs-ink-soft); margin: 0 0 .2rem; }
.krs-chapter-body { max-width: var(--krs-measure); }
.krs-chapter-body h3 {
  font-family: var(--krs-sans);
  font-size: .82rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--krs-green);
  margin: 1.1rem 0 .35rem;
}
.krs-chapter figure { margin: 0; align-self: start; }
.krs-chapter figure img { border: 1px solid var(--krs-line-strong); aspect-ratio: 3 / 2; object-fit: cover; filter: saturate(.92); }
.krs-chapter figure figcaption { font-family: var(--krs-sans); font-size: .74rem; color: var(--krs-ink-soft); margin-top: .4rem; }

/* ---------- treści ---------- */
.krs-check, .krs-steps, .krs-terms, .krs-timeline { list-style: none; margin: 1rem 0 0; padding: 0; }
.krs-check li { position: relative; padding: .5rem 0 .5rem 1.7rem; border-bottom: 1px dotted var(--krs-line); }
.krs-check li::before {
  content: "";
  position: absolute; left: 0; top: 1.02rem;
  width: .7rem; height: .7rem;
  background: var(--krs-green);
}
.krs-steps li {
  display: grid;
  grid-template-columns: 5.4rem 1fr;
  gap: .9rem;
  padding: .55rem 0;
  border-bottom: 1px solid var(--krs-line);
}
.krs-steps li span { font-family: var(--krs-mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--krs-brick); }
.krs-terms dt {
  font-family: var(--krs-sans);
  font-size: .82rem;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--krs-green);
  margin-top: .8rem;
}
.krs-terms dd { margin: .2rem 0 0; }

.krs-note {
  margin: 1.2rem 0 0;
  padding: .9rem 1.1rem;
  background: rgba(47, 93, 74, .09);
  border-left: 3px solid var(--krs-green);
}

/* ---------- narzędzia ---------- */
.krs-tool {
  margin-top: 1.2rem;
  background: var(--krs-card);
  border: 1px solid var(--krs-line-strong);
  border-left: 4px solid var(--krs-green);
  padding: clamp(.9rem, 2.2vw, 1.5rem);
}
.krs-tool-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(165px, 1fr)); gap: .9rem; }
.krs-tool label, .krs-form label {
  display: block;
  font-family: var(--krs-sans);
  font-size: .72rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--krs-ink-soft);
}
.krs-tool input, .krs-tool select, .krs-tool textarea, .krs-form input, .krs-form select, .krs-form textarea {
  width: 100%;
  margin-top: .35rem;
  padding: .55rem .65rem;
  border: 1px solid var(--krs-line-strong);
  border-radius: var(--krs-radius);
  background: #fff;
  font-family: var(--krs-sans);
  font-size: 1rem;
  color: var(--krs-ink);
}
.krs-tool-out {
  margin-top: 1rem;
  padding: .9rem 1rem;
  background: var(--krs-paper-deep);
  border-left: 3px solid var(--krs-brick);
  font-family: var(--krs-sans);
  font-size: .94rem;
}
.krs-tool-out strong { font-family: var(--krs-mono); }
.krs-tool-note { font-family: var(--krs-sans); font-size: .76rem; color: var(--krs-ink-soft); margin: .7rem 0 0; }

/* oś czasu z wpisami */
.krs-timeline { margin-top: .9rem; }
.krs-timeline li {
  display: grid;
  grid-template-columns: 4.6rem 1fr auto auto;
  gap: .7rem;
  align-items: center;
  padding: .45rem 0;
  border-bottom: 1px dotted var(--krs-line);
  font-family: var(--krs-sans);
  font-size: .92rem;
}
.krs-timeline .krs-tl-year { font-family: var(--krs-mono); font-size: .82rem; color: var(--krs-brick); }
.krs-timeline button {
  background: none;
  border: 1px solid var(--krs-line-strong);
  border-radius: var(--krs-radius);
  font-family: var(--krs-sans);
  font-size: .72rem;
  padding: .22rem .45rem;
  cursor: pointer;
}
.krs-timeline button:hover { border-color: var(--krs-brick); color: var(--krs-brick); }

/* indeks tematyczny */
.krs-chips { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1rem; }
.krs-chips button {
  font-family: var(--krs-sans);
  font-size: .78rem;
  letter-spacing: .04em;
  padding: .35rem .7rem;
  border: 1px solid var(--krs-line-strong);
  background: transparent;
  border-radius: 999px;
  cursor: pointer;
}
.krs-chips button[aria-pressed="true"] { background: var(--krs-green); border-color: var(--krs-green); color: var(--krs-card); }

/* ---------- tablice i plansze ---------- */
.krs-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.1rem 0 0;
  font-family: var(--krs-sans);
  font-size: .9rem;
  display: block;
  overflow-x: auto;
}
.krs-table caption {
  text-align: left;
  font-family: var(--krs-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--krs-ink-soft);
  padding-bottom: .5rem;
}
.krs-table th, .krs-table td {
  text-align: left;
  padding: .55rem .65rem;
  border-bottom: 1px solid var(--krs-line);
  vertical-align: top;
  overflow-wrap: anywhere;
}
.krs-table thead th { border-bottom: 2px solid var(--krs-line-strong); font-size: .74rem; letter-spacing: .06em; text-transform: uppercase; }

.krs-plates { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: .9rem; margin-top: 1.1rem; }
.krs-plates figure { margin: 0; }
.krs-plates img { border: 1px solid var(--krs-line-strong); aspect-ratio: 4 / 3; object-fit: cover; filter: sepia(.08) saturate(.95); }
.krs-plates figcaption { font-family: var(--krs-sans); font-size: .72rem; color: var(--krs-ink-soft); margin-top: .35rem; }

.krs-band { grid-column: 1 / -1; border-top: 3px double var(--krs-line-strong); padding-top: clamp(1.2rem, 3vw, 2rem); }
.krs-band h2 { margin: 0 0 .6rem; font-size: clamp(1.25rem, 2.2vw, 1.75rem); }

/* ---------- FAQ i kontakt ---------- */
.krs-faq details { border-bottom: 1px solid var(--krs-line); padding: .7rem 0; }
.krs-faq summary { cursor: pointer; font-weight: 600; }
.krs-faq details p { max-width: var(--krs-measure); }

.krs-contact { display: grid; gap: 1.3rem; }
.krs-form {
  display: grid;
  gap: .9rem;
  max-width: 620px;
  background: var(--krs-card);
  border: 1px solid var(--krs-line-strong);
  padding: clamp(.9rem, 2.2vw, 1.4rem);
}
.krs-form--inline { grid-template-columns: 1fr auto; align-items: end; }
.krs-form--inline .krs-consent, .krs-form--inline .krs-form-status { grid-column: 1 / -1; }
.krs-consent {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .55rem;
  align-items: start;
  font-family: var(--krs-serif);
  font-size: .9rem;
  text-transform: none;
  letter-spacing: normal;
  color: var(--krs-ink);
}
.krs-consent input { width: auto; margin: .2rem 0 0; }
.krs-form-status { font-family: var(--krs-sans); font-size: .86rem; margin: 0; min-height: 1.2em; }
.krs-form-status[data-state="ok"] { color: var(--krs-green); }
.krs-form-status[data-state="err"] { color: var(--krs-brick); }

/* ---------- stopka ---------- */
.krs-foot {
  background: var(--krs-ink);
  color: rgba(243, 239, 227, .86);
  margin-top: clamp(1.6rem, 4vw, 3rem);
  padding: clamp(1.4rem, 3.5vw, 2.4rem) clamp(1rem, 4vw, 3.2rem) 2.6rem;
}
.krs-foot nav { display: flex; flex-wrap: wrap; gap: 1rem; margin: .9rem 0; }
.krs-foot a { color: var(--krs-paper); }
.krs-foot-mark { font-family: var(--krs-mono); font-size: .8rem; margin: 0; }
.krs-foot-note { max-width: var(--krs-measure); font-size: .84rem; color: rgba(243, 239, 227, .7); margin: 0; }

/* ---------- responsywność ---------- */
@media (max-width: 940px) {
  .krs-hero { grid-template-columns: 1fr; }
  .krs-chapter { grid-template-columns: 1fr; }
  .krs-chapter figure { order: -1; }
}
@media (max-width: 560px) {
  .krs-steps li { grid-template-columns: 1fr; gap: .2rem; }
  .krs-timeline li { grid-template-columns: 3.6rem 1fr auto; }
  .krs-form--inline { grid-template-columns: 1fr; }
  .krs-chapter { padding-left: clamp(1.2rem, 4vw, 1.8rem); }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
@media print {
  .krs-head, .krs-index, .krs-chapter figure, .krs-plates, .krs-faq, .krs-contact, .krs-foot, .krs-skip { display: none; }
  .krs-book { max-width: none; padding: 0; }
  .krs-tool { border-color: #000; page-break-inside: avoid; }
  .krs-timeline li { border-bottom: 1px solid #000; }
  body { background: #fff; color: #000; font-size: 11pt; }
}