/* Krolmane — fine-setting: slonovina, kaštan, jantarový lak */

:root {
  --bg: #f6f0e6;
  --bg-alt: #eadcc6;
  --bg-dark: #4a2b1b;
  --ink: #2c1f15;
  --ink-soft: #7c6a55;
  --ink-invert: #f6f0e6;
  --accent: #a9631d;
  --accent-2: #2a3f63;
  --mono: ui-monospace, Consolas, 'Liberation Mono', monospace;
  --sans: system-ui, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --gap: 24px;
  --pad: 40px;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.75;
  overflow-x: hidden;
}

p { margin: 0 0 20px; }
p:last-child { margin-bottom: 0; }

a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }

a:focus-visible,
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

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

/* ---------- grid ---------- */

.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--gap);
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 var(--pad);
}

/* ---------- typography ---------- */

h1, h2, h3,
.label, .num, .navlink, .caption, .kicker {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 600;
}

h1 {
  font-size: clamp(26px, 3.4vw, 42px);
  line-height: 1.22;
  letter-spacing: 0.06em;
  margin: 0;
}

h2 {
  font-size: clamp(17px, 1.7vw, 21px);
  line-height: 1.4;
  letter-spacing: 0.13em;
  margin: 0 0 20px;
}

h3 {
  font-size: 15px;
  letter-spacing: 0.13em;
  margin: 32px 0 12px;
  color: var(--ink);
}

.num {
  font-size: 12px;
  color: var(--accent-2);
  letter-spacing: 0.22em;
  display: block;
  margin-bottom: 10px;
}

.caption {
  font-size: 11.5px;
  letter-spacing: 0.16em;
  line-height: 1.7;
  color: var(--ink-soft);
  text-transform: none;
  font-weight: 500;
}

.lead { font-size: 18.5px; }

/* separator: 1px accent rule, exactly 2 columns wide */
.rule {
  height: 1px;
  background: var(--accent);
  border: 0;
  margin: 0 0 28px;
  width: calc((100% - 11 * var(--gap)) / 12 * 2 + var(--gap));
  max-width: 100%;
}

/* ---------- header / nav ---------- */

.site-head { padding-top: 28px; }

.site-head .grid { align-items: baseline; }

.brand {
  grid-column: 1 / 4;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
}

.nav {
  grid-column: 5 / 13;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 34px;
  justify-content: flex-end;
}

.navlink {
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--ink-soft);
  text-decoration: none;
  font-weight: 500;
}

.navlink:hover, .navlink[aria-current="page"] { color: var(--accent); }

.head-rule {
  grid-column: 1 / 6;
  height: 1px;
  background: var(--accent);
  margin-top: 22px;
}

/* ---------- hero ---------- */

.hero { padding: 56px 0 0; }

.hero-title { grid-column: 1 / 8; }
.hero-title .line-a { display: block; margin-left: 17%; }
.hero-title .line-b { display: block; }

.hero-topics {
  grid-column: 10 / 13;
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(124, 106, 85, 0.45);
}

.hero-topics li {
  border-bottom: 1px solid rgba(124, 106, 85, 0.45);
  padding: 9px 0;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.hero-intro { grid-column: 1 / 7; margin-top: 48px; }

.hero-figure {
  grid-column: 8 / 13;
  margin: 48px 0 0;
  align-self: end;
}

.hero-figure img {
  border: 1px solid var(--accent);
  padding: 8px;
  width: 100%;
}

.hero-figure figcaption { margin-top: 12px; }

/* ---------- sections ---------- */

.band { padding: 64px 0; }
.band + .band { padding-top: 0; }
.band-alt { background: var(--bg-alt); padding: 64px 0; }
.band-alt + .band { padding-top: 64px; }

.col-text { grid-column: 1 / 7; }
.col-shift { grid-column: 4 / 10; }

.dark {
  background: var(--bg-dark);
  color: var(--ink-invert);
  padding: 64px 0;
}
.dark h2, .dark h3 { color: var(--ink-invert); }
.dark .caption { color: rgba(246, 240, 230, 0.7); }
.dark .num { color: #c9b48f; }
.dark a { color: #e0a163; }
.dark .rule { background: #e0a163; }
.dark .checklist li::before { color: #e0a163; }
.dark .checklist li { border-color: rgba(246, 240, 230, 0.25); }

.dark-figure { grid-column: 1 / 6; }
.dark-figure img { width: 100%; }
.dark-figure figcaption { margin-top: 12px; }
.dark-text { grid-column: 7 / 13; }

/* ---------- lists ---------- */

.checklist { list-style: none; margin: 0 0 20px; padding: 0; }
.checklist li {
  position: relative;
  padding: 10px 0 10px 26px;
  border-bottom: 1px solid rgba(124, 106, 85, 0.35);
}
.checklist li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-family: var(--mono);
}

.deflist { margin: 0 0 20px; }
.deflist dt {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-top: 20px;
  color: var(--accent-2);
}
.dark .deflist dt { color: #c9b48f; }
.deflist dd { margin: 4px 0 0; }

/* ---------- about page ---------- */

.doc { padding: 56px 0 64px; }
.doc-body { grid-column: 1 / 7; }
.doc-body section { margin-bottom: 56px; }
.doc-body section:last-child { margin-bottom: 0; }

.doc-body h2 {
  position: relative;
  padding-left: 36px;
}
.doc-body h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 24px;
  height: 1px;
  background: var(--accent);
}

/* ---------- footer ---------- */

.site-foot { padding: 56px 0 48px; margin-top: 64px; background: var(--bg-alt); }
.foot-rule { grid-column: 1 / 6; height: 1px; background: var(--accent); margin-bottom: 28px; }
.foot-a { grid-column: 1 / 6; }
.foot-b { grid-column: 6 / 9; }
.foot-c { grid-column: 9 / 13; }

.foot-name {
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  margin: 0 0 10px;
}

.foot-list { list-style: none; margin: 0; padding: 0; }
.foot-list li { margin-bottom: 8px; }
.foot-list a {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
  text-decoration: none;
}
.foot-list a:hover { color: var(--accent); }

.foot-note { font-size: 14px; color: var(--ink-soft); margin: 10px 0 0; line-height: 1.7; }

/* ---------- responsive ---------- */

@media (max-width: 900px) {
  :root { --pad: 28px; --gap: 18px; }
  .brand { grid-column: 1 / 13; }
  .nav { grid-column: 1 / 13; justify-content: flex-start; margin-top: 12px; gap: 4px 22px; }
  .head-rule { grid-column: 1 / 13; }
  .hero-title, .hero-topics, .hero-intro, .hero-figure,
  .col-text, .col-shift, .doc-body,
  .dark-figure, .dark-text,
  .foot-rule, .foot-a, .foot-b, .foot-c { grid-column: 1 / 13; }
  .hero-title .line-a { margin-left: 0; }
  .hero-topics { margin-top: 28px; }
  .hero-figure { margin-top: 32px; max-width: 460px; }
  .dark-figure { max-width: 380px; margin-bottom: 32px; }
  .foot-b, .foot-c { margin-top: 28px; }
  .rule { width: 120px; }
}

@media (max-width: 620px) {
  body { font-size: 16px; }
  .band, .band-alt, .dark { padding: 40px 0; }
  .band + .band { padding-top: 0; }
  .band-alt + .band { padding-top: 40px; }
  .site-foot { margin-top: 40px; }
  .hero { padding-top: 36px; }
  .doc-body section { margin-bottom: 44px; }
}