/* ==========================================================================
   Servis Kraus — design system
   Industriální estetika: výstražné pruhy, technické štítky, strojní deska.
   ========================================================================== */

/* --- Reset ---------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  /* Rušíme pohyb, ne zpětnou vazbu: barvy a průhlednost se dál mění,
     takže je pořád poznat, co je najeté, otevřené nebo aktivní. */
  *, *::before, *::after {
    transition-property: color, background-color, border-color, opacity, box-shadow, outline-color !important;
    transition-duration: .12s !important;
    animation: none !important;
  }
  .btn:hover, .tile:hover, .card:hover .card__icon { transform: none !important; }
  .reveal, .js .reveal { opacity: 1 !important; transform: none !important; }
  .mobile-nav { transition: none !important; }
}
img, svg, video { display: block; max-width: 100%; height: auto; }
input, button, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }

/* --- Tokens --------------------------------------------------------------- */
:root {
  --ink:        #0B0B0D;
  --ink-2:      #131317;
  --ink-3:      #1D1D23;
  --ink-4:      #2A2A32;

  --paper:      #F6F4F0;
  --paper-2:    #EBE8E2;
  --paper-3:    #DEDAD2;

  --amber:      #FFB000;
  --amber-hi:   #FFCB4D;
  --amber-lo:   #8A5D00;
  --red:        #C41219;

  --text:       #14141A;
  --text-dim:   #55555F;
  --on-dark:    #F4F3F0;
  --on-dark-dim:#9E9EA8;

  --line:       #D3CFC7;
  --line-dark:  #2E2E37;

  --font-display: 'Saira Condensed', 'Arial Narrow', 'Helvetica Neue', sans-serif;
  --font-body:    'IBM Plex Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono:    'IBM Plex Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;

  --wrap: 1180px;
  --gut: clamp(1.15rem, 4vw, 2.75rem);

  --radius: 3px;
  --shadow-1: 0 1px 2px rgba(11,11,13,.06), 0 4px 14px rgba(11,11,13,.06);
  --shadow-2: 0 2px 4px rgba(11,11,13,.08), 0 18px 44px rgba(11,11,13,.13);

  --ease: cubic-bezier(.22,.61,.36,1);
}

/* Výstražný pruh — signature prvek */
.hazard,
.hazard-rule {
  background-image: repeating-linear-gradient(
    -45deg,
    var(--amber) 0 12px,
    var(--ink) 12px 24px
  );
}
.hazard-rule { height: 6px; width: 100%; }

/* --- Base ----------------------------------------------------------------- */
body {
  font-family: var(--font-body);
  font-size: clamp(1rem, .97rem + .16vw, 1.075rem);
  line-height: 1.65;
  color: var(--text);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  /* Česká verzálková diakritika (Č, Ř, Ý, Í) potřebuje nad sebou místo.
     Při 1.02 se háčky spodního řádku dotýkaly řádku nad ním. */
  line-height: 1.16;
  letter-spacing: -.005em;
  text-wrap: balance;
}
h1 { font-size: clamp(2.35rem, 1.5rem + 3.6vw, 4.15rem); font-weight: 800; text-transform: uppercase; }
h2 { font-size: clamp(1.9rem, 1.3rem + 2.6vw, 3.15rem); text-transform: uppercase; }
h3 { font-size: clamp(1.25rem, 1.1rem + .7vw, 1.6rem); }
h4 { font-size: 1.1rem; }
p  { text-wrap: pretty; }

a { color: inherit; text-underline-offset: .18em; }

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

:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 2px;
  border-radius: 2px;
}

.skip-link {
  position: absolute; left: .5rem; top: -100px; z-index: 999;
  background: var(--amber); color: var(--ink);
  padding: .7rem 1.1rem; font-weight: 700; border-radius: var(--radius);
  transition: top .15s var(--ease);
}
.skip-link:focus { top: .5rem; }

.wrap { width: min(100% - var(--gut) * 2, var(--wrap)); margin-inline: auto; }
.wrap-wide { width: min(100% - var(--gut) * 2, 1400px); margin-inline: auto; }

/* --- Technický štítek (eyebrow) ------------------------------------------- */
.tag {
  display: inline-flex; align-items: center; gap: .6rem;
  font-family: var(--font-mono);
  font-size: .715rem; font-weight: 600;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--amber-lo);
}
.tag::before {
  content: ""; width: 26px; height: 2px; background: var(--amber); flex: none;
}
.tag--dark { color: var(--amber); }

/* --- Tlačítka ------------------------------------------------------------- */
.btn {
  --btn-bg: var(--amber);
  --btn-fg: var(--ink);
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  padding: .95rem 1.6rem;
  background: var(--btn-bg); color: var(--btn-fg);
  font-family: var(--font-body);
  font-weight: 700; font-size: .95rem; letter-spacing: .01em;
  border: 2px solid var(--btn-bg);
  border-radius: var(--radius);
  text-decoration: none;
  transition: transform .16s var(--ease), box-shadow .16s var(--ease), background .16s var(--ease), border-color .16s var(--ease);
  will-change: transform;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(11,11,13,.22); }
.btn:active { transform: translateY(0); }
.btn svg { flex: none; }

.btn--ghost { --btn-bg: transparent; --btn-fg: var(--ink); border-color: var(--ink); }
.btn--ghost:hover { --btn-bg: var(--ink); --btn-fg: var(--paper); }

.btn--ghost-light { --btn-bg: transparent; --btn-fg: var(--on-dark); border-color: rgba(244,243,240,.32); }
.btn--ghost-light:hover { --btn-bg: var(--on-dark); --btn-fg: var(--ink); border-color: var(--on-dark); }

.btn--lg { padding: 1.1rem 2rem; font-size: 1.02rem; }
.btn--block { width: 100%; }

/* --- Topbar --------------------------------------------------------------- */
.topbar {
  background: var(--ink);
  color: var(--on-dark-dim);
  font-size: .82rem;
  border-bottom: 1px solid var(--line-dark);
}
.topbar__inner {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  min-height: 40px; padding-block: .35rem;
}
.topbar__list { display: flex; align-items: center; gap: 1.5rem; flex-wrap: wrap; }
.topbar a {
  color: var(--on-dark); text-decoration: none; font-weight: 500;
  display: inline-block; padding-block: .18rem;
}
.topbar a:hover { color: var(--amber); }
.topbar__item { display: inline-flex; align-items: center; gap: .45rem; }
.topbar__item svg { opacity: .65; flex: none; }
.topbar__hours { font-family: var(--font-mono); font-size: .74rem; letter-spacing: .04em; }
@media (max-width: 860px) { .topbar__hours { display: none; } }
@media (max-width: 520px) { .topbar__mail { display: none; } }

/* --- Header --------------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--ink);
  border-bottom: 1px solid var(--line-dark);
}
.site-header__inner {
  display: flex; align-items: center; justify-content: space-between; gap: 1.25rem;
  min-height: 74px;
}

.logo { display: inline-flex; align-items: center; gap: .7rem; text-decoration: none; flex: none; }
/* Značka má poměr 141:89, ne čtverec. */
.logo__mark { width: 60px; height: 38px; flex: none; color: var(--amber); }
@media (max-width: 420px) { .logo__mark { width: 50px; height: 32px; } }
.logo__text { display: flex; flex-direction: column; line-height: 1; }
.logo__name {
  font-family: var(--font-display); font-weight: 800;
  font-size: 1.42rem; letter-spacing: .01em; text-transform: uppercase;
  color: var(--on-dark);
}
.logo__sub {
  font-family: var(--font-mono); font-size: .565rem; font-weight: 500;
  letter-spacing: .21em; text-transform: uppercase;
  color: var(--amber); margin-top: .3rem;
}

/* Navigace */
.nav { display: flex; align-items: center; gap: .15rem; }
.nav a {
  display: block; padding: .6rem .7rem;
  color: var(--on-dark-dim); text-decoration: none;
  font-size: .865rem; font-weight: 600; white-space: nowrap;
  border-radius: var(--radius);
  transition: color .15s var(--ease), background .15s var(--ease);
}
.nav a:hover { color: var(--on-dark); background: var(--ink-3); }
.nav a[aria-current="page"] { color: var(--amber); }
.nav__item { position: relative; }

/* Rozbalovací podmenu */
.nav__toggle {
  display: flex; align-items: center; gap: .3rem;
  padding: .6rem .7rem; background: none; border: 0;
  color: var(--on-dark-dim); font-size: .865rem; font-weight: 600; white-space: nowrap;
  border-radius: var(--radius);
  transition: color .15s var(--ease), background .15s var(--ease);
}
.nav__menu a { white-space: normal; }
.nav__toggle:hover { color: var(--on-dark); background: var(--ink-3); }
.nav__toggle[aria-expanded="true"] { color: var(--amber); background: var(--ink-3); }
.nav__toggle svg { transition: transform .2s var(--ease); }
.nav__toggle[aria-expanded="true"] svg { transform: rotate(180deg); }

.nav__menu {
  position: absolute; top: calc(100% + 6px); left: 0; z-index: 20;
  min-width: 268px; padding: .45rem;
  background: var(--ink-2);
  border: 1px solid var(--line-dark);
  border-top: 3px solid var(--amber);
  border-radius: 0;
  box-shadow: 0 22px 48px rgba(0,0,0,.5);
  list-style: none;
  opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: opacity .17s var(--ease), transform .17s var(--ease), visibility .17s;
}
.nav__item:hover .nav__menu,
.nav__item:focus-within .nav__menu,
.nav__menu.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
.nav__menu a { padding: .58rem .7rem; font-weight: 500; font-size: .875rem; }

.nav-cta { display: inline-flex; align-items: center; gap: .75rem; flex: none; }
.nav-cta__phone {
  display: inline-flex; flex-direction: column; align-items: flex-end;
  text-decoration: none; line-height: 1.15;
}
.nav-cta__phone small {
  font-family: var(--font-mono); font-size: .6rem; letter-spacing: .14em;
  text-transform: uppercase; color: var(--on-dark-dim);
}
.nav-cta__phone strong {
  font-family: var(--font-display); font-size: 1.28rem; font-weight: 700;
  color: var(--on-dark); letter-spacing: .01em; white-space: nowrap;
}
.nav-cta__phone:hover strong { color: var(--amber); }

/* Hamburger */
.burger {
  display: none; width: 46px; height: 46px;
  background: var(--ink-3); border: 1px solid var(--line-dark); border-radius: var(--radius);
  align-items: center; justify-content: center; color: var(--on-dark);
}
.burger span { display: block; width: 20px; height: 2px; background: currentColor; position: relative; transition: background .15s var(--ease); }
.burger span::before, .burger span::after {
  content: ""; position: absolute; left: 0; width: 20px; height: 2px; background: currentColor;
  transition: transform .2s var(--ease), top .2s var(--ease);
}
.burger span::before { top: -6px; }
.burger span::after  { top: 6px; }
.burger[aria-expanded="true"] span { background: transparent; }
.burger[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); }
.burger[aria-expanded="true"] span::after  { top: 0; transform: rotate(-45deg); }

@media (max-width: 1180px) { .nav-cta .btn { display: none; } }
@media (max-width: 1040px) {
  .nav, .nav-cta__phone { display: none; }
  .burger { display: inline-flex; }
}

/* Mobilní menu */
.mobile-nav {
  position: fixed; inset: 0 0 0 auto; z-index: 200;
  width: min(90vw, 400px);
  background: var(--ink);
  border-left: 1px solid var(--line-dark);
  padding: 1.15rem var(--gut) 2.5rem;
  overflow-y: auto;
  transform: translateX(102%);
  /* visibility: hidden vyřadí zavřené menu z pořadí tabulátoru.
     Bez toho focus odskakoval do neviditelného panelu mimo obrazovku. */
  visibility: hidden;
  transition: transform .3s var(--ease), visibility .3s;
  display: flex; flex-direction: column; gap: .4rem;
}
.mobile-nav.is-open { transform: translateX(0); visibility: visible; }
.mobile-nav__head { display: flex; justify-content: flex-end; margin-bottom: .6rem; }
.mobile-nav__close {
  width: 44px; height: 44px; background: var(--ink-3); border: 1px solid var(--line-dark);
  border-radius: var(--radius); color: var(--on-dark); font-size: 1.4rem; line-height: 1;
}
.mobile-nav a {
  padding: .82rem .2rem; color: var(--on-dark); text-decoration: none;
  font-family: var(--font-display); font-size: 1.24rem; font-weight: 600; text-transform: uppercase;
  border-bottom: 1px solid var(--line-dark);
}
.mobile-nav a[aria-current="page"] { color: var(--amber); }
.mobile-nav a.is-sub {
  font-family: var(--font-body); font-size: .95rem; font-weight: 500;
  text-transform: none; padding-left: 1.1rem; color: var(--on-dark-dim);
  border-bottom-color: rgba(46,46,55,.55);
}
.mobile-nav__label {
  display: block; padding: 1.5rem .2rem .5rem;
  font-family: var(--font-mono); font-size: .66rem; font-weight: 600;
  letter-spacing: .17em; text-transform: uppercase; color: var(--amber);
}
.mobile-nav .btn {
  margin-top: 1.35rem;
  /* `.mobile-nav a` má vyšší specificitu než `.btn` a přebíjelo barvu textu
     na světlou -> bílá na amber (kontrast 1.65:1). Vracíme barvu tlačítka. */
  color: var(--btn-fg);
  border-bottom: 2px solid var(--btn-bg);
}
.nav-backdrop {
  position: fixed; inset: 0; z-index: 150; background: rgba(4,4,6,.66);
  opacity: 0; visibility: hidden; transition: opacity .3s var(--ease), visibility .3s;
  backdrop-filter: blur(2px);
}
.nav-backdrop.is-open { opacity: 1; visibility: visible; }

/* --- Hero (domovská) ------------------------------------------------------ */
.hero {
  position: relative;
  background: var(--ink);
  color: var(--on-dark);
  overflow: hidden;
  isolation: isolate;
}
.hero::before {  /* šikmé linky v úhlu výstražného pruhu */
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background-image: repeating-linear-gradient(-45deg,
    rgba(255,176,0,.07) 0 1px, transparent 1px 34px);
  mask-image: radial-gradient(ellipse 78% 72% at 26% 42%, #000 24%, transparent 76%);
}
.hero__grid {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1.06fr .94fr; align-items: center;
  gap: clamp(2rem, 4vw, 4.5rem);
  padding-block: clamp(3.25rem, 6vw, 6rem) clamp(3.25rem, 6vw, 5.5rem);
}
.hero__title { color: #fff; }
.hero__title em {
  font-style: normal; color: var(--amber);
  display: block;
}
.hero__lead {
  margin-top: 1.5rem; max-width: 46ch;
  font-size: clamp(1.05rem, 1rem + .35vw, 1.24rem);
  color: var(--on-dark-dim); line-height: 1.62;
}
.hero__lead strong { color: var(--on-dark); font-weight: 600; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .85rem; margin-top: 2.1rem; }

.hero__points {
  display: flex; flex-wrap: wrap; gap: 1.6rem 2.4rem;
  margin-top: 2.6rem; padding-top: 1.9rem;
  border-top: 1px solid var(--line-dark);
}
.hero__point { display: flex; flex-direction: column; gap: .18rem; }
.hero__point b {
  font-family: var(--font-display); font-size: 2.05rem; font-weight: 800;
  color: var(--amber); line-height: 1;
}
.hero__point span {
  font-family: var(--font-mono); font-size: .69rem; letter-spacing: .13em;
  text-transform: uppercase; color: var(--on-dark-dim);
}

.hero__media { position: relative; }
.hero__media img {
  width: 100%; border-radius: var(--radius);
  border: 1px solid var(--line-dark);
  filter: contrast(1.04) saturate(1.05);
}
.hero__media::after {  /* amber roh */
  content: ""; position: absolute; right: -10px; bottom: -10px; width: 96px; height: 96px;
  border-right: 5px solid var(--amber); border-bottom: 5px solid var(--amber);
  pointer-events: none;
}
.hero__badge {
  position: absolute; z-index: 3; left: -14px; top: 22px;
  background: var(--amber); color: var(--ink);
  padding: .6rem 1.05rem;
  font-family: var(--font-mono); font-size: .72rem; font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase;
  box-shadow: 0 10px 26px rgba(0,0,0,.4);
}

@media (max-width: 960px) {
  .hero__grid { grid-template-columns: 1fr; gap: 2.4rem; }
  .hero__media { order: -1; }
  .hero__media::after { width: 64px; height: 64px; }
  .hero__badge { left: 0; }
}

/* Značky — běžící pás */
.brands {
  background: var(--ink-2); color: var(--on-dark-dim);
  border-block: 1px solid var(--line-dark);
  padding-block: .95rem;
  overflow: hidden; position: relative;
}
.brands__label {
  font-family: var(--font-mono); font-size: .66rem; letter-spacing: .18em;
  text-transform: uppercase; color: var(--amber); margin-bottom: .55rem;
}
/* Změkčení okrajů pásu — aby značky nekončily useknuté uprostřed písmene */
.brands::before, .brands::after {
  content: ""; position: absolute; top: 0; bottom: 0; width: clamp(28px, 6vw, 90px);
  z-index: 2; pointer-events: none;
}
.brands::before { left: 0;  background: linear-gradient(90deg, var(--ink-2), transparent); }
.brands::after  { right: 0; background: linear-gradient(270deg, var(--ink-2), transparent); }
.brands__marquee {
  display: flex; width: max-content;
  animation: marquee 46s linear infinite;
}
.brands:hover .brands__marquee { animation-play-state: paused; }

/* Každá dráha je aspoň tak široká jako okno. Bez toho by na širokém monitoru
   jedna kopie nestačila a za poslední značkou vznikla prázdná díra. */
.brands__track {
  display: flex; align-items: center; gap: 2.1rem;
  flex: none; min-width: 100vw; justify-content: space-around;
  margin: 0; padding-inline: 1.05rem; list-style: none;
  font-family: var(--font-display); font-weight: 600; font-size: 1.02rem;
  letter-spacing: .07em; text-transform: uppercase; white-space: nowrap;
}
.brands__track li { opacity: .72; transition: opacity .2s var(--ease), color .2s var(--ease); }
.brands__track li:hover { opacity: 1; color: var(--amber); }

@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

@media (prefers-reduced-motion: reduce) {
  .brands { overflow-x: auto; }
  .brands__marquee { animation: none; }
  .brands__track + .brands__track { display: none; }   /* bez pohybu netřeba kopie */
}

/* --- Sekce ---------------------------------------------------------------- */
.section { padding-block: clamp(3.5rem, 6.5vw, 6.5rem); }
.section--tight { padding-block: clamp(2.75rem, 4.5vw, 4.25rem); }
.section--alt { background: var(--paper-2); }
.section--dark { background: var(--ink); color: var(--on-dark); }
.section--dark h2, .section--dark h3 { color: #fff; }
.section--dark p { color: var(--on-dark-dim); }

.section__head { max-width: 62ch; margin-bottom: clamp(2rem, 3.5vw, 3.25rem); }
.section__head h2 { margin-top: .85rem; }
.section__head p { margin-top: 1.05rem; color: var(--text-dim); font-size: 1.08rem; }
.section--dark .section__head p { color: var(--on-dark-dim); }

/* --- Karty služeb --------------------------------------------------------- */
.cards {
  display: grid; gap: 1px;
  grid-template-columns: repeat(3, 1fr);
  background: var(--line);
  border: 1px solid var(--line);
}
@media (max-width: 940px) { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .cards { grid-template-columns: 1fr; } }
.card {
  position: relative;
  background: var(--paper);
  padding: 1.85rem 1.65rem 1.9rem;
  transition: background .2s var(--ease), transform .2s var(--ease);
}
.card::after {  /* rohová závorka */
  content: ""; position: absolute; right: 14px; top: 14px; width: 22px; height: 22px;
  border-top: 2px solid var(--line); border-right: 2px solid var(--line);
  transform: scale(.72); transform-origin: 100% 0;
  transition: border-color .2s var(--ease), transform .2s var(--ease);
}
.card:hover { background: #fff; }
.card:hover::after { border-color: var(--amber); transform: scale(1); }
.card__icon {
  width: 42px; height: 42px; color: var(--amber-lo); margin-bottom: 1.15rem;
  transition: color .2s var(--ease), transform .2s var(--ease);
}
.card:hover .card__icon { color: var(--amber-lo); transform: translateY(-2px); }
.card__num {
  font-family: var(--font-mono); font-size: .68rem; font-weight: 600;
  letter-spacing: .14em; color: var(--amber-lo); display: block; margin-bottom: .5rem;
}
.card h3 { margin-bottom: .55rem; }
.card p { color: var(--text-dim); font-size: .965rem; line-height: 1.6; }

.section--alt .cards { background: var(--line); }
.section--alt .card { background: var(--paper-2); }
.section--alt .card:hover { background: var(--paper); }

/* --- Časté dotazy --------------------------------------------------------- */
/* Dva sloupce, ale odpovědi zůstávají viditelné — nic se neschovává za
   rozklikávání. Otázka je <h3>, takže je součástí osnovy stránky. */
.faq-section { border-top: 1px solid var(--line); }
.faq { display: grid; gap: 1.6rem 2.75rem; grid-template-columns: repeat(2, 1fr); }
@media (max-width: 760px) { .faq { grid-template-columns: 1fr; } }
.faq__item { padding-left: 1.15rem; border-left: 2px solid var(--amber); }
.faq__item h3 { font-size: 1.05rem; margin-bottom: .45rem; }
.faq__item p { color: var(--text-dim); font-size: .975rem; line-height: 1.65; }
.faq__item a { color: inherit; text-decoration-color: var(--amber-lo); }

/* --- Odkazy na příbuzné stránky ------------------------------------------- */
.related__title {
  font-size: .82rem; letter-spacing: .12em; text-transform: uppercase;
  font-family: var(--font-mono); font-weight: 500;
  color: var(--text-dim); margin-bottom: 1.1rem;
}
.related { display: flex; flex-wrap: wrap; gap: .65rem; list-style: none; margin: 0; padding: 0; }
.related a {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .62rem 1rem; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--paper); color: var(--ink);
  font-weight: 600; font-size: .92rem; text-decoration: none;
  transition: background .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}
.related a svg { width: 16px; height: 16px; color: var(--amber-lo); flex: none; }
.related a:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.related a:hover svg { color: var(--amber); }

/* --- Odkazové dlaždice ---------------------------------------------------- */
.tiles { display: grid; gap: 1.25rem; grid-template-columns: repeat(3, 1fr); }
@media (max-width: 940px) { .tiles { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .tiles { grid-template-columns: 1fr; } }

/* Dlaždice s ikonou místo fotky — jednotná výška, bez děr v mřížce */
.tile__icon {
  width: 40px; height: 40px; color: var(--amber-lo); margin-bottom: 1rem;
  transition: transform .2s var(--ease);
}
.tile:hover .tile__icon { transform: translateY(-2px); }
.tile {
  position: relative; display: flex; flex-direction: column;
  background: var(--paper); border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden;
  text-decoration: none; color: inherit;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), border-color .2s var(--ease);
}
.tile:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); border-color: var(--ink); }
.tile__media {
  position: relative;
  aspect-ratio: 16 / 10; background: var(--paper-2);
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
/* Stroj musí být vidět celý.
   Rodič dostává výšku z `aspect-ratio`, a proti té se procentní výška ani
   `max-height` u běžného obrázku nemá o co opřít — obrázek si nechá svůj
   poměr, přeroste rámeček a `overflow: hidden` mu uřízne kola.
   U absolutně pozicovaného prvku se ale procenta počítají proti padding boxu
   rodiče, který už výšku zná. Teprve pak `object-fit: contain` udělá svou práci. */
.tile__media img {
  position: absolute;
  top: .85rem; left: .85rem;
  width: calc(100% - 1.7rem);
  height: calc(100% - 1.7rem);
  object-fit: contain;
  transition: transform .35s var(--ease);
}
.tile:hover .tile__media img { transform: scale(1.04); }
.tile__body { padding: 1.35rem 1.4rem 1.5rem; display: flex; flex-direction: column; gap: .5rem; flex: 1; }
.tile__body h3 { font-size: 1.22rem; }
.tile__body p { color: var(--text-dim); font-size: .94rem; line-height: 1.55; }
.tile__more {
  margin-top: auto; padding-top: .7rem;
  font-family: var(--font-mono); font-size: .72rem; font-weight: 600;
  letter-spacing: .11em; text-transform: uppercase; color: var(--amber-lo);
  display: inline-flex; align-items: center; gap: .45rem;
}
.tile__more svg { transition: transform .2s var(--ease); }
.tile:hover .tile__more svg { transform: translateX(4px); }

/* --- Seznam značek -------------------------------------------------------- */
.brand-list {
  list-style: none; padding: 0; display: grid; gap: 1px;
  grid-template-columns: repeat(auto-fill, minmax(168px, 1fr));
  background: var(--line); border: 1px solid var(--line);
}
.brand-list li {
  background: var(--paper); padding: .78rem 1rem;
  font-family: var(--font-display); font-weight: 600; font-size: 1.02rem;
  letter-spacing: .03em; color: var(--text);
  transition: background .16s var(--ease), color .16s var(--ease);
}
.brand-list li:hover { background: var(--ink); color: var(--amber); }

/* --- Seznam s odrážkami --------------------------------------------------- */
.ticks { list-style: none; padding: 0; display: grid; gap: .82rem; }
.ticks li { position: relative; padding-left: 2.05rem; line-height: 1.58; }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: .52em;
  width: 11px; height: 11px; background: var(--amber);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  transform: rotate(45deg) translateY(-1px);
}
.ticks--2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: .82rem 2.2rem; }
.section--dark .ticks li { color: var(--on-dark-dim); }

/* Číslovaný seznam */
.steps { list-style: none; padding: 0; display: grid; gap: 1.5rem; counter-reset: s; }
.steps li {
  position: relative; padding-left: 3.6rem; counter-increment: s;
  line-height: 1.6;
}
.steps li::before {
  content: counter(s, decimal-leading-zero);
  position: absolute; left: 0; top: -.1em;
  font-family: var(--font-display); font-size: 1.62rem; font-weight: 800;
  color: var(--amber); line-height: 1;
}
.steps li b { display: block; font-family: var(--font-display); font-size: 1.2rem; font-weight: 700; margin-bottom: .18rem; }

/* --- Prose (dlouhý text) -------------------------------------------------- */
.prose { max-width: 72ch; }
.prose > * + * { margin-top: 1.15rem; }
.prose h2 { margin-top: 2.9rem; }
.prose h3 { margin-top: 2.2rem; }
.prose h2:first-child, .prose h3:first-child { margin-top: 0; }
.prose p { color: var(--text-dim); }
.prose strong { color: var(--text); font-weight: 600; }
.prose .lead { font-size: 1.16rem; color: var(--text); line-height: 1.6; }

/* --- Split layout --------------------------------------------------------- */
.split {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 4.5vw, 4.5rem); align-items: center;
}
.split--wide-left { grid-template-columns: 1.25fr .75fr; }
.split--wide-right { grid-template-columns: .78fr 1.22fr; }
@media (max-width: 900px) {
  .split, .split--wide-left, .split--wide-right { grid-template-columns: 1fr; gap: 2.2rem; }
}
.split__media { position: relative; }
.split__media img { width: 100%; border-radius: var(--radius); border: 1px solid var(--line); }
.split__media--framed::before {
  content: ""; position: absolute; inset: 14px -14px -14px 14px; z-index: -1;
  background: var(--amber);
}

/* --- Spec / parametry ----------------------------------------------------- */
.specs {
  display: grid; gap: 1px; background: var(--line);
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}
.spec { background: var(--paper); padding: 1.15rem 1.2rem; }
.spec dt {
  font-family: var(--font-mono); font-size: .655rem; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase; color: var(--text-dim);
  margin-bottom: .35rem;
}
.spec dd {
  margin: 0; font-family: var(--font-display); font-size: 1.42rem; font-weight: 700;
  color: var(--text); line-height: 1.1;
}
.section--dark .specs { background: var(--line-dark); border-color: var(--line-dark); }
.section--dark .spec { background: var(--ink-2); }
.section--dark .spec dt { color: var(--on-dark-dim); }
.section--dark .spec dd { color: var(--amber); }

/* Typová tabulka */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); }
table.data { width: 100%; border-collapse: collapse; background: var(--paper); font-size: .95rem; min-width: 480px; }
table.data th, table.data td { padding: .85rem 1.05rem; text-align: left; border-bottom: 1px solid var(--line); }
table.data thead th {
  background: var(--ink); color: var(--on-dark);
  font-family: var(--font-mono); font-size: .67rem; font-weight: 600;
  letter-spacing: .13em; text-transform: uppercase;
}
table.data tbody tr:last-child td { border-bottom: 0; }
table.data tbody tr:hover { background: #fff; }
table.data td:first-child { font-weight: 600; }

/* --- Info panel ----------------------------------------------------------- */
.panel {
  position: relative; overflow: hidden;
  background: var(--paper); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.65rem 1.6rem 1.5rem;
}
.panel::before {          /* výstražný pruh nahoře místo barevné lišty po straně */
  content: ""; position: absolute; inset: 0 0 auto 0; height: 4px;
  background-image: repeating-linear-gradient(-45deg,
    var(--amber) 0 8px, var(--ink) 8px 16px);
}
.panel h3 { margin-bottom: .6rem; }
.panel p { color: var(--text-dim); }
.section--dark .panel { background: var(--ink-2); border-color: var(--line-dark); }

/* --- CTA pás -------------------------------------------------------------- */
.cta-band {
  position: relative; background: var(--amber); color: var(--ink);
  overflow: hidden; isolation: isolate;
}
.cta-band::before {
  content: ""; position: absolute; inset: 0; z-index: -1; opacity: .09;
  background-image: repeating-linear-gradient(-45deg, var(--ink) 0 16px, transparent 16px 32px);
}
.cta-band__inner {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap;
  gap: 1.75rem; padding-block: clamp(2.4rem, 4vw, 3.5rem);
}
.cta-band h2 { font-size: clamp(1.7rem, 1.2rem + 2vw, 2.7rem); max-width: 20ch; }
.cta-band p { margin-top: .6rem; font-weight: 500; max-width: 44ch; }
.cta-band .btn { --btn-bg: var(--ink); --btn-fg: var(--amber); border-color: var(--ink); }
.cta-band .btn:hover { --btn-bg: #000; }
.cta-band__actions { display: flex; flex-wrap: wrap; gap: .8rem; }
.cta-band .btn--ghost { --btn-bg: transparent; --btn-fg: var(--ink); border-color: rgba(11,11,13,.42); }
.cta-band .btn--ghost:hover { --btn-bg: var(--ink); --btn-fg: var(--amber); border-color: var(--ink); }

/* --- Page hero (podstránky) ----------------------------------------------- */
.page-hero {
  position: relative; background: var(--ink); color: var(--on-dark);
  padding-block: clamp(2.4rem, 4.5vw, 4.25rem) clamp(2.6rem, 4.5vw, 4rem);
  overflow: hidden; isolation: isolate;
}
.page-hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image: repeating-linear-gradient(-45deg,
    rgba(255,176,0,.065) 0 1px, transparent 1px 30px);
  mask-image: radial-gradient(ellipse 68% 100% at 14% 50%, #000 18%, transparent 74%);
}
.page-hero h1 { color: #fff; margin-top: .95rem; font-size: clamp(2.1rem, 1.4rem + 3.2vw, 3.85rem); }
.page-hero__lead {
  margin-top: 1.15rem; max-width: 60ch; font-size: clamp(1.03rem, 1rem + .3vw, 1.18rem);
  color: var(--on-dark-dim); line-height: 1.6;
}

/* Drobečky */
.crumbs { font-size: .82rem; color: var(--on-dark-dim); }
.crumbs ol { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: .1rem .45rem; align-items: center; }
.crumbs a {
  color: var(--on-dark-dim); text-decoration: none;
  display: inline-block; padding-block: .28rem;
}
.crumbs a:hover { color: var(--amber); text-decoration: underline; }
.crumbs li + li::before { content: "/"; margin-right: .45rem; color: var(--line-dark); }
.crumbs [aria-current] { color: var(--on-dark); }

/* --- Kontakt -------------------------------------------------------------- */
.contact-grid {
  display: grid; grid-template-columns: .95fr 1.05fr;
  gap: clamp(2rem, 4vw, 3.75rem); align-items: start;
}
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-card {
  background: var(--paper); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.6rem 1.65rem 1.75rem;
}
.contact-card + .contact-card { margin-top: 1.25rem; }
.contact-card__role {
  font-family: var(--font-mono); font-size: .66rem; font-weight: 600;
  letter-spacing: .15em; text-transform: uppercase; color: var(--amber-lo);
  margin-bottom: .6rem;
}
.contact-card h3 { font-size: 1.4rem; margin-bottom: .85rem; }
.contact-list { list-style: none; padding: 0; display: grid; gap: .72rem; }
.contact-list li { display: flex; gap: .8rem; align-items: flex-start; line-height: 1.5; }
.contact-list svg { flex: none; width: 19px; height: 19px; color: var(--amber-lo); margin-top: .2rem; }
.contact-list a {
  color: var(--text); font-weight: 600; text-decoration: none;
  border-bottom: 1px solid var(--amber);
  display: inline-block; padding-block: .1rem;
}
.contact-list a:hover { color: var(--amber-lo); }
.contact-list span { color: var(--text-dim); }

/* Formulář */
.form { display: grid; gap: 1.05rem; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.05rem; }
@media (max-width: 620px) { .form__row { grid-template-columns: 1fr; } }
.field { display: grid; gap: .4rem; }
.field label {
  font-family: var(--font-mono); font-size: .68rem; font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase; color: var(--text-dim);
}
.field label .req { color: var(--red); }
.field input, .field textarea, .field select {
  width: 100%; padding: .82rem .95rem;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  font-size: 1rem; color: var(--text);
  transition: border-color .15s var(--ease), box-shadow .15s var(--ease);
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--amber); box-shadow: 0 0 0 3px rgba(255,176,0,.24);
}
.field textarea { resize: vertical; min-height: 132px; }
.field--hp { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }

/* Výběr tématu poptávky — přepínače stylované jako tlačítka.
   Skutečné <input type="radio"> zůstávají v DOM kvůli klávesnici a odečítačům. */
.choice { border: 0; padding: 0; margin: 0; min-width: 0; }
.choice legend {
  padding: 0; margin-bottom: .5rem;
  font-family: var(--font-mono); font-size: .68rem; font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase; color: var(--text-dim);
}
.choice__opts { display: flex; flex-wrap: wrap; gap: .5rem; }
.choice__opt { position: relative; }
.choice__opt input {
  position: absolute; inset: 0; width: 100%; height: 100%;
  margin: 0; opacity: 0; cursor: pointer;
}
.choice__opt span {
  display: flex; align-items: center; justify-content: center;
  min-height: 44px; padding: .6rem 1.1rem;
  background: #fff; color: var(--text);
  border: 1px solid var(--line); border-radius: var(--radius);
  font-size: .95rem; font-weight: 600; white-space: nowrap;
  transition: border-color .15s var(--ease), background .15s var(--ease), color .15s var(--ease);
}
.choice__opt:hover span { border-color: var(--ink); }
.choice__opt input:checked + span {
  background: var(--ink); color: var(--amber); border-color: var(--ink);
}
.choice__opt input:focus-visible + span {
  outline: 3px solid var(--amber); outline-offset: 2px;
}

.form__note { font-size: .84rem; color: var(--text-dim); }
.form__status {
  padding: .95rem 1.1rem; border-radius: var(--radius); font-size: .95rem; font-weight: 500;
  display: none;
}
.form__status.is-ok  { display: block; background: #E8F5E9; border: 1px solid #A5D6A7; color: #1B5E20; }
.form__status.is-err { display: block; background: #FDECEA; border: 1px solid #F5B7B1; color: #922B21; }
.form__status a { color: inherit; font-weight: 700; }

/* --- Mapa ----------------------------------------------------------------- */
.map-embed {
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
  background: var(--paper-3); aspect-ratio: 16 / 9; max-height: 440px;
}
.map-embed iframe { width: 100%; height: 100%; border: 0; display: block; }

/* --- Footer --------------------------------------------------------------- */
.site-footer { background: var(--ink); color: var(--on-dark-dim); padding-block: clamp(2.75rem, 5vw, 4.25rem) 0; }
.footer-grid {
  display: grid; gap: 2.4rem;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  padding-bottom: 2.6rem;
}
@media (max-width: 980px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; gap: 2rem; } }
.footer-grid h2 {
  font-family: var(--font-mono); font-size: .68rem; font-weight: 600;
  letter-spacing: .16em; text-transform: uppercase; color: var(--amber);
  margin-bottom: 1.05rem;
}
.footer-grid ul { list-style: none; padding: 0; display: grid; gap: .58rem; }
.footer-grid a {
  color: var(--on-dark-dim); text-decoration: none; font-size: .93rem;
  display: inline-block; padding-block: .2rem;   /* cíl >= 24 px na výšku */
}
.footer-grid a:hover { color: var(--amber); }
.footer-grid p { font-size: .93rem; line-height: 1.62; }
.footer__about { max-width: 38ch; margin-top: 1rem; }
.footer__logo { margin-bottom: .3rem; }
.footer__strong { color: var(--on-dark); font-weight: 600; }

.footer-bottom {
  border-top: 1px solid var(--line-dark);
  padding-block: 1.4rem 1.6rem;
  display: flex; flex-wrap: wrap; gap: .7rem 1.5rem;
  justify-content: space-between; align-items: center;
  font-size: .82rem;
}
.footer-bottom a {
  color: var(--on-dark-dim); text-decoration: none;
  display: inline-block; padding-block: .22rem;
}
.footer-bottom a:hover { color: var(--amber); }
.footer-seo {
  font-size: .74rem; line-height: 1.7; color: #7C7C86;
  padding-bottom: 1.5rem; max-width: 100%;
}

/* --- Mobilní lišta akcí --------------------------------------------------- */
.action-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 90;
  display: none; grid-template-columns: 1fr 1fr;
  background: var(--ink); border-top: 3px solid var(--amber);
  box-shadow: 0 -6px 24px rgba(0,0,0,.28);
}
.action-bar a {
  display: flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .95rem .6rem; text-decoration: none;
  font-weight: 700; font-size: .95rem; color: var(--on-dark);
}
.action-bar a:first-child { background: var(--amber); color: var(--ink); }
@media (max-width: 720px) {
  .action-bar { display: grid; }
  body { padding-bottom: 58px; }
}

/* --- Reveal animace -------------------------------------------------------
   Skrýváme jen když JS opravdu běží (třída .js se přidá v <head>).
   Bez JS je obsah normálně vidět — nikdy se nestane, že by stránka zůstala prázdná. */
.js .reveal { opacity: 0; transform: translateY(18px); }
.js .reveal.is-in { opacity: 1; transform: none; transition: opacity .6s var(--ease), transform .6s var(--ease); }
.js .reveal.d1.is-in { transition-delay: .07s; }
.js .reveal.d2.is-in { transition-delay: .14s; }
.js .reveal.d3.is-in { transition-delay: .21s; }
.js .reveal.d4.is-in { transition-delay: .28s; }
@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; }
}

/* --- Utility -------------------------------------------------------------- */
/* Třídy, které nahradily inline styly — kvůli čitelnosti HTML i snazší údržbě. */
.narrow      { max-width: 760px; }
.narrow-prose{ max-width: 70ch; }
.pair        { grid-template-columns: repeat(2, minmax(0, 1fr)); max-width: 820px; }
.pair--sm    { grid-template-columns: repeat(2, minmax(0, 1fr)); max-width: 760px; }
.nav__list   { display: flex; list-style: none; margin: 0; padding: 0; align-items: center; gap: .15rem; }
.col-type    { width: 24%; }
.figure-tile { cursor: default; }
.figure-tile h3 { font-size: 1.02rem; }
.steps--flush{ padding-left: 0; }
.logo-mark-img { opacity: .85; }

/* Úvodní ilustrace stránky — obrázek na celou šířku s popiskem */
.lead-figure { margin: 0; }
.lead-figure img {
  width: 100%; max-width: 620px; margin-inline: auto;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--paper-2);
}
.lead-figure figcaption {
  margin-top: .85rem; text-align: center;
  font-size: .92rem; color: var(--text-dim);
}

/* Logo výrobce vedle textu */
.brand-badge {
  display: flex; align-items: flex-start; justify-content: center;
  padding-top: .5rem;
}
.brand-badge img {
  max-width: 190px; opacity: .9;
  border: 1px solid var(--line); border-radius: var(--radius); padding: .9rem 1.2rem;
  background: var(--paper);
}
.framed      { border: 1px solid var(--line); border-radius: var(--radius); }
.mt-05       { margin-top: .4rem; }
.tag-spaced  { margin-top: 1.4rem; }
.head-gap    { margin-bottom: 1.4rem; }
.head-gap-lg { margin-bottom: 1.6rem; }
.muted       { color: var(--text-dim); }
.muted-sm    { color: var(--text-dim); font-size: .92rem; }
.link-sm     { font-size: .9rem; color: var(--text-dim); }
.link-sm a   { display: inline-block; padding-block: .25rem; }

/* Karty na tmavém podkladu (sekce Materiály) */
.cards--dark { background: var(--line-dark); border-color: var(--line-dark); }
.cards--dark .card    { background: var(--ink-2); }
.cards--dark .card h3 { color: #fff; }
.cards--dark .card p  { color: var(--on-dark-dim); }
.cards--dark .card__icon,
.cards--dark .card__num { color: var(--amber); }
.cards--dark .card:hover { background: var(--ink-3); }
.cards--dark .card::after { border-color: var(--line-dark); }
.cards--dark .card:hover::after { border-color: var(--amber); }

/* Zvýraznění uvnitř tmavých sekcí */
.section--dark .ticks li strong,
.section--dark .prose strong { color: #fff; }

/* Tlačítko s telefonem v mobilním menu */
.btn--plain { text-transform: none; font-family: var(--font-body); }

/* Navigace a kopírování adresy pod mapou */
.map-actions {
  display: flex; flex-wrap: wrap; align-items: center; gap: .6rem;
}
.map-actions__label {
  font-family: var(--font-mono); font-size: .68rem; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase; color: var(--text-dim);
  margin-right: .2rem;
}
.map-nav {
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .58rem .95rem; min-height: 44px;
  background: var(--paper); color: var(--text);
  border: 1px solid var(--line); border-radius: var(--radius);
  font-family: var(--font-body); font-size: .9rem; font-weight: 600;
  text-decoration: none; white-space: nowrap;
  transition: border-color .16s var(--ease), background .16s var(--ease), color .16s var(--ease);
}
.map-nav svg { width: 18px; height: 18px; flex: none; color: var(--amber-lo); }
.map-nav:hover { background: var(--ink); color: var(--on-dark); border-color: var(--ink); }
.map-nav:hover svg { color: var(--amber); }

/* Tlačítko kopírování má dva stavy na stejném místě, aby řádek neposkakoval.
   Pořadí pravidel je záměrné: sdílené nastavení první, stavy až za ním. */
.map-copy { position: relative; }
.map-copy__idle,
.map-copy__done { align-items: center; gap: .45rem; }
.map-copy__idle { display: inline-flex; }
.map-copy__done {
  display: none;
  position: absolute; inset: 0; justify-content: center;
}
.map-copy.is-done { background: var(--ink); color: var(--amber); border-color: var(--ink); }
.map-copy.is-done svg { color: var(--amber); }
.map-copy.is-done .map-copy__idle { visibility: hidden; }
.map-copy.is-done .map-copy__done { display: inline-flex; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: .75rem; }
.mt-2 { margin-top: 1.5rem; }
.mt-3 { margin-top: 2.25rem; }
.mt-4 { margin-top: 3rem; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.text-center { text-align: center; }
.nowrap { white-space: nowrap; }