/* Eltravon — smer 1 „Survey“: list topografickej mapy, purpurová tlač navrch (overprint). */
@font-face {
  font-family: "Gloock";
  src: url("fonts/Gloock-Regular.ttf") format("truetype");
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Instrument Sans";
  src: url("fonts/InstrumentSans-Regular.ttf") format("truetype");
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Instrument Sans";
  src: url("fonts/InstrumentSans-Bold.ttf") format("truetype");
  font-weight: 700; font-style: normal; font-display: swap;
}

:root {
  --paper: #EAEDE8;      /* studený mapový papier */
  --paper-2: #DCE2DA;    /* pätka, legenda */
  --ink: #13212B;        /* tlač, nadpisy */
  --text: #24323A;       /* text, kontrast ~11:1 */
  --contour: #5E6656;    /* vrstevnice */
  --overprint: #A3195B;  /* purpurová navrch: odkazy, body objavov */
  --draft: #FFE36E;
  --serif: "Gloock", "Iowan Old Style", Georgia, serif;
  --sans: "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --pad: clamp(20px, 5vw, 64px);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
  margin: 0; background: var(--paper); color: var(--text);
  font: 400 1.125rem/1.6 var(--sans);
  font-kerning: normal; text-rendering: optimizeLegibility;
}
h1, h2, h3, h4 { color: var(--ink); margin: 0; }
a { color: var(--overprint); text-decoration-thickness: 1px; text-underline-offset: 0.18em; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--overprint); outline-offset: 3px; border-radius: 2px; }
section[id] { scroll-margin-top: 1rem; }

.skip { position: absolute; left: 1rem; top: -4rem; background: var(--ink); color: var(--paper); padding: .6rem 1rem; z-index: 10; }
.skip:focus { top: 1rem; }

/* Hlavička */
.top {
  position: relative; display: flex; align-items: baseline; gap: 1rem;
  padding: 1.1rem var(--pad); border-bottom: 1px solid var(--ink);
}
.top nav { margin-left: auto; }
.lang { margin-left: 1.25rem; padding-left: 1.25rem; border-left: 1px solid rgba(19,33,43,.35); color: var(--ink); }
.wordmark { font: 400 1.75rem/1 var(--serif); color: var(--ink); text-decoration: none; letter-spacing: 0.01em; }
.top ul { display: flex; gap: 1.75rem; list-style: none; margin: 0; padding: 0; white-space: nowrap; }
.top nav a { color: var(--ink); text-decoration: none; font-weight: 400; padding: .25rem 0; }
.top nav a:hover { text-decoration: underline; text-decoration-color: var(--overprint); }

/* Hero: mapa + titulná legenda */
.hero { position: relative; border-bottom: 1px solid var(--ink); }
.sheet { position: relative; height: clamp(520px, 80vh, 820px); }
.sheet canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; cursor: crosshair; touch-action: pan-y pinch-zoom; -webkit-tap-highlight-color: transparent; }
.attrib {
  position: absolute; right: clamp(22px, 2.4vw, 28px); bottom: clamp(22px, 2.4vw, 28px); margin: 0; max-width: calc(100% - 44px);
  background: rgba(234, 237, 232, .92); padding: .15rem .45rem; text-align: right;
  font: 400 .75rem/1.35 var(--sans); color: var(--ink);
}
.attrib a { color: var(--ink); }
.readout {
  position: absolute; top: clamp(16px, 2.4vw, 28px); right: clamp(16px, 2.4vw, 28px); margin: 0;
  background: var(--paper); border: 1px solid var(--ink); padding: .35rem .7rem;
  font: 400 .95rem/1.3 var(--sans); font-variant-numeric: tabular-nums; color: var(--ink);
  pointer-events: none;
}
.legend {
  position: absolute; left: var(--pad); bottom: clamp(24px, 4vw, 56px);
  max-width: 36rem; background: var(--paper); border: 1px solid var(--ink);
  padding: clamp(1.25rem, 2.6vw, 2rem) clamp(1.25rem, 2.8vw, 2.25rem);
  box-shadow: 6px 6px 0 var(--paper-2), 6px 6px 0 1px var(--ink);
}
.legend h1 { font: 400 clamp(2.25rem, 4.6vw, 4rem)/1.04 var(--serif); letter-spacing: -0.01em; text-wrap: balance; }
.legend p { margin: 1rem 0 0; max-width: 32rem; font-size: 1.125rem; }

/* Sekcie */
.band {
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 1.5rem;
  max-width: 1280px; margin: 0 auto; padding: clamp(3.5rem, 8vw, 6.5rem) var(--pad);
  border-bottom: 1px solid rgba(19, 33, 43, .25);
}
.band > h1, .band > h2 { grid-column: 1 / span 4; font: 400 clamp(2rem, 3.4vw, 2.75rem)/1.1 var(--serif); }
.band > .prose, .band > .traverse { grid-column: 5 / span 8; }
.prose { max-width: 40rem; }
.prose > p:first-child { margin-top: .35rem; }
.prose p { margin: 0 0 1rem; }
#about .prose p:first-child { font-size: 1.3rem; line-height: 1.55; color: var(--ink); }

/* Trasa: tri stanice (postupnosť) */
.traverse { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; position: relative; counter-reset: st; }
.traverse::before {
  content: ""; position: absolute; left: 12px; right: 12px; top: 14px; height: 0;
  border-top: 2px dashed var(--overprint);
}
.traverse li { position: relative; counter-increment: st; }
.station { width: 26px; height: 24px; display: block; position: relative; margin-bottom: 1.1rem; }
.station path { fill: var(--paper); stroke: var(--overprint); stroke-width: 2; }
.station circle { fill: var(--overprint); }
.traverse h3 { font: 400 1.6rem/1.15 var(--serif); margin-bottom: .5rem; }
.traverse h3::before { content: counter(st) ". "; color: var(--overprint); }
.traverse p { margin: 0; }

/* Kontakt */
.mail { font: 400 clamp(1.75rem, 4.2vw, 3rem)/1.15 var(--serif); margin: 0 0 1rem; overflow-wrap: anywhere; }
.mail a { text-decoration-thickness: 2px; }

/* Ochrana údajov */
.privacy .prose { max-width: 44rem; }
.privacy h3 { font: 700 1.25rem/1.3 var(--sans); margin: 2.5rem 0 .75rem; }
.privacy h4 { font: 400 1.4rem/1.25 var(--serif); margin: 2rem 0 .75rem; }
.privacy ul { padding-left: 1.25rem; margin: 0 0 1rem; }
.privacy li { margin-bottom: .4rem; }
.facts { display: grid; grid-template-columns: 8.5rem 1fr; gap: .55rem 1.25rem; margin: 0 0 1rem; padding: 1rem 0; border-top: 1px solid var(--ink); border-bottom: 1px solid rgba(19,33,43,.25); }
.facts dt { font-weight: 700; color: var(--ink); }
.facts dd { margin: 0; }
.updated { margin-top: 2.5rem; }

mark.draft {
  background: var(--draft); color: var(--ink); font: 700 .85em/1.4 var(--sans);
  padding: .05em .4em; border-radius: 2px; box-decoration-break: clone; -webkit-box-decoration-break: clone;
}

/* Pätka: odkaz na údaje o firme. Údaje sú na stránke ochrany údajov (§ 4 zákona 22/2004). */
.foot { background: var(--paper-2); color: var(--ink); border-top: 1px solid var(--ink); }
.foot-inner { max-width: 1280px; margin: 0 auto; padding: 1.5rem var(--pad) 2rem; display: grid; grid-template-columns: 1fr auto; gap: .75rem 2rem; align-items: start; font-size: 1.0625rem; line-height: 1.5; }
.firma-udaje { font-size: .75rem; line-height: 1.5; }
.foot-links { grid-row: 1; grid-column: 2; margin: 0; display: flex; gap: 1.5rem; }

/* Kontaktný formulár */
.kontakt-form { display: grid; gap: .35rem; margin-top: 1.75rem; max-width: 32rem; }
.kontakt-form label { font-weight: 700; color: var(--ink); margin-top: .5rem; }
.kontakt-form input, .kontakt-form textarea { width: 100%; font: inherit; color: var(--text); background: #fff; border: 1px solid var(--ink); border-radius: 2px; padding: .55rem .7rem; }
.kontakt-form button { justify-self: start; font: 700 1rem/1.2 var(--sans); padding: .75rem 1.25rem; border-radius: 2px; cursor: pointer; }
.kontakt-form button { margin-top: .85rem; color: var(--paper); background: var(--overprint); border: 1px solid var(--overprint); }
.kontakt-form button:disabled { opacity: .6; cursor: wait; }
.f-past { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-stav { margin: .5rem 0 0; color: var(--ink); font-weight: 700; }
.form-stav:empty { display: none; }
.form-pozn { margin: .5rem 0 0; font-size: .75rem; line-height: 1.5; }

@media (max-width: 900px) {
  .band { display: block; }
  .band > h1, .band > h2 { margin-bottom: 1.5rem; }
}
@media (max-width: 640px) {
  .top { flex-direction: column; align-items: flex-start; gap: .6rem; padding-top: .9rem; padding-bottom: .8rem; }
  .top ul { gap: 1.2rem; font-size: 1rem; }
  .top nav { margin-left: 0; }
  :lang(sk) .top ul { gap: .9rem; font-size: .95rem; }
  .lang { position: absolute; right: var(--pad); top: 1.2rem; margin: 0; padding: 0; border: 0; }
  .sheet { height: 58vh; min-height: 340px; }
  .legend { position: static; max-width: none; border: 0; border-top: 1px solid var(--ink); box-shadow: none; padding: 1.75rem var(--pad) 2rem; }
  .readout { font-size: .875rem; }
  .traverse { grid-template-columns: 1fr; gap: 2rem; padding-left: 2.75rem; }
  .traverse::before { left: 12px; right: auto; top: 14px; bottom: 14px; border-top: 0; border-left: 2px dashed var(--overprint); }
  .station { position: absolute; left: -2.75rem; top: 0; margin: 0; }
  .facts { grid-template-columns: 1fr; gap: .15rem; }
  .facts dd { margin-bottom: .6rem; }
  .foot-inner { grid-template-columns: 1fr; }
  .foot-links { grid-row: auto; grid-column: auto; }
  .foot-links { flex-wrap: wrap; }
}