/* ==========================================================================
   Koupelny Bolek – design systém
   Jeden soubor, žádné externí závislosti, žádný build.
   Barvy a rozměry se mění na jednom místě: v bloku :root níže.
   ========================================================================== */

/* --- 1. Proměnné ---------------------------------------------------------- */
:root {
  --brand:        #0E5C63;
  --brand-700:    #0A474D;
  --brand-800:    #073439;
  --brand-900:    #04262A;
  --brand-50:     #EDF5F5;
  --brand-100:    #D9EAEA;

  /* Teplý akcent (mosaz) proti chladné petrolejové - dělá web méně sterilním. */
  --accent:       #B0682A;
  --accent-600:   #96571F;
  --accent-50:    #FBF2E9;

  /* Gradienty */
  --grad-brand:   linear-gradient(135deg, #0E5C63 0%, #0A474D 55%, #073439 100%);
  --grad-dark:    linear-gradient(160deg, rgba(4,38,42,.92) 0%, rgba(7,52,57,.78) 45%, rgba(4,38,42,.95) 100%);
  --grad-warm:    linear-gradient(135deg, #B0682A 0%, #96571F 100%);
  --grad-soft:    radial-gradient(90rem 40rem at 15% -10%, #EDF5F5 0%, transparent 60%),
                  radial-gradient(70rem 35rem at 100% 0%, #FBF2E9 0%, transparent 55%);

  --ink:          #14201F;
  --ink-soft:     #4C5C5B;
  --line:         #DCE5E4;
  --bg:           #FFFFFF;
  --bg-soft:      #F5F8F7;

  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --radius:       12px;
  --radius-lg:    18px;
  --shadow:       0 1px 2px rgba(20,32,31,.05), 0 8px 24px -12px rgba(20,32,31,.18);
  --shadow-lg:    0 2px 4px rgba(20,32,31,.06), 0 24px 48px -20px rgba(20,32,31,.28);

  --wrap:         1180px;
  --gap:          clamp(1.25rem, 3vw, 2rem);
  --section:      clamp(3.5rem, 8vw, 6rem);
  --header-h:     4.25rem;

  color-scheme: light;
}

/* --- 2. Reset ------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 1rem);
}

body {
  font-family: var(--font);
  font-size: clamp(1rem, .96rem + .18vw, 1.075rem);
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-wrap: break-word;
}

img, picture, svg, video { display: block; max-width: 100%; height: auto; }
button, input, select, textarea { font: inherit; color: inherit; }
ul, ol { padding: 0; list-style: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important; animation-iteration-count: 1 !important;
    transition-duration: .01ms !important; scroll-behavior: auto !important;
  }
}

/* --- 3. Typografie -------------------------------------------------------- */
h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -.018em;
  text-wrap: balance;
  color: var(--ink);
}
h1 { font-size: clamp(2.1rem, 1.35rem + 3.2vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 1.15rem + 1.9vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 1.05rem + .6vw, 1.45rem); line-height: 1.25; }
h4 { font-size: 1.075rem; letter-spacing: -.01em; }

p { text-wrap: pretty; }
p + p, p + ul, p + ol, ul + p, ol + p, p + h3, ul + h3, p + h4 { margin-top: 1rem; }
h2 + p, h2 + ul, h3 + p, h3 + ul, h4 + p { margin-top: .65rem; }

a { color: var(--brand-700); text-underline-offset: .18em; text-decoration-thickness: from-font; }
a:hover { color: var(--brand); }

strong, b { font-weight: 650; }

:where(a, button, [tabindex]):focus-visible {
  outline: 3px solid var(--brand);
  outline-offset: 2px;
  border-radius: 4px;
}

.lead { font-size: clamp(1.08rem, 1rem + .45vw, 1.28rem); line-height: 1.55; color: var(--ink-soft); }
.eyebrow {
  display: block; font-size: .8rem; font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; color: var(--brand); margin-bottom: .7rem;
}
.eyebrow--light { color: #9FD2D2; }

/* --- 4. Layout ------------------------------------------------------------ */
.wrap { width: min(100% - 2.5rem, var(--wrap)); margin-inline: auto; }
@media (min-width: 48em) { .wrap { width: min(100% - 4rem, var(--wrap)); } }

.section { padding-block: var(--section); }
.section--soft { background: var(--bg-soft); border-block: 1px solid var(--line); }
.section--tinted { background: var(--grad-soft), var(--bg); }
.section--tight { padding-block: clamp(2.5rem, 5vw, 3.5rem); }

.prose { max-width: 68ch; }
.prose--center { margin-inline: auto; }

.head { max-width: 60ch; margin-bottom: clamp(1.75rem, 4vw, 2.75rem); }
.head--center { margin-inline: auto; text-align: center; }
.head p { margin-top: .85rem; }

.skip {
  position: absolute; left: 1rem; top: -100%; z-index: 200;
  background: var(--brand); color: #fff; padding: .7rem 1.1rem;
  border-radius: 0 0 var(--radius) var(--radius); font-weight: 600;
  transition: top .15s;
}
.skip:focus { top: 0; color: #fff; }

/* --- 5. Tlačítka ---------------------------------------------------------- */
.btn {
  --btn-bg: var(--brand);
  --btn-fg: #fff;
  display: inline-flex; align-items: center; justify-content: center; gap: .6em;
  padding: .82em 1.5em;
  background: var(--btn-bg); color: var(--btn-fg);
  border: 1px solid transparent; border-radius: 999px;
  font-weight: 620; font-size: 1rem; line-height: 1.2;
  text-decoration: none; cursor: pointer;
  transition: background-color .16s ease, transform .16s ease, box-shadow .16s ease;
  box-shadow: 0 1px 2px rgba(20,32,31,.12);
}
.btn:hover { --btn-bg: var(--brand-700); color: var(--btn-fg); transform: translateY(-1px); box-shadow: var(--shadow); }
.btn--accent { --btn-bg: var(--accent); }
.btn--accent:hover { --btn-bg: var(--accent-600); }
.btn:active { transform: translateY(0); }
.btn svg { width: 1.15em; height: 1.15em; flex: none; }

/* Obrys musí mít proti pozadí kontrast aspoň 3:1 (WCAG 1.4.11), proto ne --line. */
.btn--ghost { --btn-bg: #fff; --btn-fg: var(--ink); border-color: #6F8C8A; box-shadow: none; }
.btn--ghost:hover { --btn-bg: var(--brand-50); --btn-fg: var(--brand-700); border-color: var(--brand); }

.btn--onDark { --btn-bg: #fff; --btn-fg: var(--brand-800); }
.btn--onDark:hover { --btn-bg: #EAF3F3; --btn-fg: var(--brand-800); }

.btn--outlineLight { --btn-bg: transparent; --btn-fg: #fff; border-color: rgba(255,255,255,.5); box-shadow: none; }
.btn--outlineLight:hover { --btn-bg: rgba(255,255,255,.12); --btn-fg: #fff; border-color: #fff; }

.btn-row { display: flex; flex-wrap: wrap; gap: .75rem; }
.btn-row--center { justify-content: center; }

/* --- 6. Hlavička ---------------------------------------------------------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.88);
  backdrop-filter: saturate(1.8) blur(14px);
  border-bottom: 1px solid transparent;
  transition: background-color .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.header.is-stuck {
  background: rgba(255,255,255,.96);
  border-bottom-color: var(--line);
  box-shadow: 0 6px 24px -18px rgba(20,32,31,.5);
}
.header__bar {
  display: flex; align-items: center; gap: 1rem;
  min-height: var(--header-h);
}

.logo {
  display: inline-flex; align-items: center; gap: .6rem;
  font-weight: 700; font-size: 1.08rem; letter-spacing: -.02em;
  color: var(--ink); text-decoration: none; margin-right: auto;
}
.logo:hover { color: var(--brand); }
.logo img { width: 34px; height: 34px; border-radius: 9px; }
.logo span small {
  display: block; font-size: .7rem; font-weight: 500; letter-spacing: .04em;
  color: var(--ink-soft); text-transform: uppercase;
}

.nav { display: none; }
.nav ul { display: flex; align-items: center; gap: .35rem; }
.nav a {
  display: block; padding: .5rem .8rem; border-radius: 8px;
  color: var(--ink); font-weight: 550; font-size: .97rem; text-decoration: none;
  transition: background-color .15s, color .15s;
}
.nav a:hover { background: var(--bg-soft); color: var(--brand-700); }
.nav a[aria-current="page"] { color: var(--brand); background: var(--brand-50); }

.header__tel { display: none; }

/* Telefon jako ikona v mobilní hlavičce - volání na jedno klepnutí odkudkoli. */
.header__call {
  display: inline-flex; align-items: center; justify-content: center;
  width: 2.75rem; height: 2.75rem;
  background: var(--brand); color: #fff; border-radius: 10px;
}
.header__call:hover { background: var(--brand-700); color: #fff; }
.header__call svg { width: 1.35rem; height: 1.35rem; }

/* Mobilní menu stojí na <details>, takže funguje i bez JavaScriptu. */
.mnav { position: static; }
.burger {
  display: inline-flex; align-items: center; justify-content: center;
  width: 2.75rem; height: 2.75rem; margin-right: -.4rem;
  background: none; border: 1px solid var(--line); border-radius: 10px; cursor: pointer;
  list-style: none;
}
.burger::-webkit-details-marker { display: none; }
.burger::marker { content: ""; }
.burger svg { width: 1.4rem; height: 1.4rem; }
.i-close { display: none; }
.mnav[open] .i-menu { display: none; }
.mnav[open] .i-close { display: block; }

.mobile {
  position: absolute; left: 0; right: 0; top: 100%;
  padding: .25rem 1.25rem 1.25rem;
  background: var(--bg); border-top: 1px solid var(--line);
  box-shadow: var(--shadow);
}
@media (min-width: 48em) { .mobile { padding-inline: 2rem; } }
.mobile a {
  display: block; padding: .8rem .25rem; color: var(--ink);
  font-weight: 550; text-decoration: none; border-bottom: 1px solid var(--line);
}
.mobile a[aria-current="page"] { color: var(--brand); }
.mobile a:last-child { border-bottom: 0; }

@media (min-width: 62em) {
  .nav, .header__tel { display: block; }
  .mnav, .header__call { display: none !important; }
  .header__tel {
    display: inline-flex; align-items: center; gap: .5rem;
    margin-left: .75rem; padding: .55rem 1.1rem;
    background: var(--brand); color: #fff; border-radius: 999px;
    font-weight: 650; text-decoration: none; white-space: nowrap;
    transition: background-color .15s;
  }
  .header__tel:hover { background: var(--brand-700); color: #fff; }
  .header__tel svg { width: 1.05em; height: 1.05em; }
}

/* --- 7. Hero -------------------------------------------------------------- */
.hero { position: relative; background: var(--brand-800); color: #fff; isolation: isolate; overflow: hidden; }
.hero__img {
  position: absolute; inset: 0; z-index: -2;
  width: 100%; height: 100%; object-fit: cover;
}
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(60rem 40rem at 12% 18%, rgba(14,92,99,.55) 0%, transparent 65%),
    linear-gradient(165deg, rgba(4,38,42,.94) 0%, rgba(7,52,57,.74) 42%, rgba(4,38,42,.93) 100%);
}
/* Přechod z hera do obsahu, ať sekce nezačíná tvrdou hranou. */
.hero::before {
  content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 6rem; z-index: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(255,255,255,.06) 55%, var(--bg) 100%);
  pointer-events: none;
}
.hero__inner { position: relative; z-index: 1; }
.hero__inner { padding-block: clamp(3.5rem, 9vw, 6.5rem); max-width: 46rem; }
.hero h1 { color: #fff; }
.hero p { margin-top: 1.1rem; font-size: clamp(1.08rem, 1rem + .5vw, 1.3rem); color: #D6E7E7; line-height: 1.55; max-width: 40rem; }
.hero .btn-row { margin-top: 1.9rem; }

/* Na úzkém displeji dva sloupce, ať hero nenaroste přes celou obrazovku. */
.hero__facts {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem 1.5rem;
  margin-top: clamp(1.75rem, 5vw, 3.25rem);
  padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,.2);
}
@media (min-width: 34em) {
  .hero__facts { display: flex; flex-wrap: wrap; gap: 1.5rem 2.5rem; padding-top: 1.75rem; }
  .hero__facts div { min-width: 7rem; }
}
.hero__facts b {
  display: block; font-size: clamp(1.6rem, 1.2rem + 1.4vw, 2.2rem);
  font-weight: 700; letter-spacing: -.03em;
  background: linear-gradient(180deg, #FFFFFF 0%, #B7DCDC 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero__facts span { font-size: .85rem; line-height: 1.35; color: #B8D3D4; display: block; margin-top: .15rem; }
@media (min-width: 34em) { .hero__facts span { font-size: .9rem; } }

/* Hero na podstránkách */
.pagehead { background: var(--brand-800); color: #fff; }
.pagehead__inner { padding-block: clamp(2.5rem, 6vw, 4rem); max-width: 52rem; }
.pagehead h1 { color: #fff; }
.pagehead p { margin-top: .9rem; color: #CFE3E3; font-size: clamp(1.05rem, 1rem + .4vw, 1.2rem); max-width: 42rem; }

.crumbs { padding-top: 1.1rem; font-size: .875rem; }
.crumbs ol { display: flex; flex-wrap: wrap; gap: .4rem; align-items: center; }
.crumbs a { color: #A8CBCC; text-decoration: none; }
.crumbs a:hover { color: #fff; text-decoration: underline; }
.crumbs li::after { content: "/"; margin-left: .4rem; color: rgba(255,255,255,.35); }
.crumbs li:last-child { color: #E4F0F0; }
.crumbs li:last-child::after { content: none; }

/* --- 8. Mřížky a karty ---------------------------------------------------- */
.grid { display: grid; gap: var(--gap); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr)); }

.card {
  position: relative; overflow: hidden;
  padding: clamp(1.4rem, 3vw, 1.9rem);
  background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  transition: transform .25s cubic-bezier(.22,.61,.36,1), box-shadow .25s ease, border-color .25s ease;
}
/* Barevná linka nahoře se vykreslí až při najetí - drží kartu klidnou, dokud o ni není zájem. */
.card::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px;
  background: var(--grad-warm);
  transform: scaleX(0); transform-origin: left;
  transition: transform .3s cubic-bezier(.22,.61,.36,1);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: #C6D8D7; }
.card:hover::before { transform: scaleX(1); }
.card:hover .card__icon { background: var(--grad-warm); color: #fff; }
.card__icon { transition: background-color .25s ease, color .25s ease, background-image .25s ease; }
.card h3 { margin-bottom: .6rem; }
.card p { color: var(--ink-soft); }
.card__icon {
  display: grid; place-items: center; width: 2.9rem; height: 2.9rem; margin-bottom: 1.1rem;
  background: var(--brand-50); color: var(--brand); border-radius: 11px;
}
.card__icon svg { width: 1.5rem; height: 1.5rem; }

/* --- 9. Seznamy ----------------------------------------------------------- */
.ticks { display: grid; gap: .7rem; }
.ticks li { position: relative; padding-left: 1.85rem; }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: .5em;
  width: 1.15rem; height: 1.15rem; margin-top: -.575rem;
  background: var(--brand-50) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%230E5C63' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3.5 8.5l3 3 6-7'/%3E%3C/svg%3E") center / .8rem no-repeat;
  border-radius: 50%;
}
.ticks--tight li { padding-left: 1.6rem; }
.ticks--cols { grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr)); gap: .7rem 1.75rem; }

.steps { counter-reset: step; display: grid; gap: 1.15rem; }
.steps li { counter-increment: step; position: relative; padding-left: 3.1rem; }
/* Linka spojující kroky - ukazuje, že jde o posloupnost, ne o výčet. */
.steps li:not(:last-child)::after {
  content: ""; position: absolute; left: 1.1rem; top: 2.3rem; bottom: -1.15rem; width: 2px;
  background: linear-gradient(180deg, var(--brand-100) 0%, transparent 100%);
}
.steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute; left: 0; top: -.1em;
  display: grid; place-items: center; width: 2.2rem; height: 2.2rem;
  background: var(--grad-brand); color: #fff; border-radius: 50%;
  font-size: .82rem; font-weight: 700; letter-spacing: 0;
  box-shadow: 0 0 0 4px var(--bg-soft);
}
.steps h3 { font-size: 1.075rem; margin-bottom: .25rem; }
.steps p { color: var(--ink-soft); }

/* --- 10. Galerie ---------------------------------------------------------- */
.gallery {
  display: grid; gap: .85rem;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 15rem), 1fr));
}
.gallery a {
  display: block; position: relative; overflow: hidden;
  border-radius: var(--radius); background: var(--bg-soft);
  aspect-ratio: 4 / 5;
}
.gallery img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .4s ease, filter .3s ease;
}
.gallery a:hover img, .gallery a:focus-visible img { transform: scale(1.045); filter: brightness(1.04); }

/* Ukázka na úvodní stránce má pevný počet sloupců, aby 6 fotek vyšlo na celé řady. */
.gallery--preview { grid-template-columns: repeat(2, 1fr); }
@media (min-width: 40em) { .gallery--preview { grid-template-columns: repeat(3, 1fr); } }

dialog.lightbox {
  width: 100%; max-width: 100%; height: 100%; max-height: 100%;
  padding: 0; border: 0; background: rgba(6,24,26,.94);
}
dialog.lightbox::backdrop { background: rgba(6,24,26,.94); }
.lightbox__stage { display: grid; place-items: center; width: 100%; height: 100%; padding: clamp(1rem, 4vw, 3rem); }
.lightbox__stage img {
  max-width: 100%; max-height: 82vh; width: auto; border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}
.lightbox__count { margin-top: 1rem; color: #BBD4D5; font-size: .9rem; text-align: center; }
.lightbox button {
  position: absolute; display: grid; place-items: center;
  width: 3rem; height: 3rem; background: rgba(255,255,255,.12); color: #fff;
  border: 1px solid rgba(255,255,255,.28); border-radius: 50%; cursor: pointer;
  transition: background-color .15s;
}
.lightbox button:hover { background: rgba(255,255,255,.24); }
.lightbox button svg { width: 1.4rem; height: 1.4rem; }
.lightbox__close { top: 1rem; right: 1rem; }
.lightbox__prev { left: 1rem; top: 50%; transform: translateY(-50%); }
.lightbox__next { right: 1rem; top: 50%; transform: translateY(-50%); }
@media (max-width: 34em) {
  .lightbox__prev { left: .5rem; }
  .lightbox__next { right: .5rem; }
  .lightbox button { width: 2.6rem; height: 2.6rem; }
}

/* --- 11. Rozdělené sekce (text + obrázek) --------------------------------- */
.split { display: grid; gap: clamp(1.75rem, 4vw, 3.25rem); align-items: center; }
@media (min-width: 56em) {
  .split { grid-template-columns: 1fr 1fr; }
  .split--wide-text { grid-template-columns: 1.15fr 1fr; }
}
.split__media img { border-radius: var(--radius-lg); box-shadow: var(--shadow); width: 100%; }

/* --- 12. CTA pruh --------------------------------------------------------- */
.cta { position: relative; isolation: isolate; background: var(--brand-800); color: #fff; overflow: hidden; }
.cta__img { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; object-fit: cover; }
.cta::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(50rem 30rem at 85% 20%, rgba(176,104,42,.30) 0%, transparent 60%),
    linear-gradient(120deg, rgba(4,38,42,.95) 0%, rgba(10,71,77,.88) 55%, rgba(4,38,42,.92) 100%);
}
.cta__inner {
  display: grid; gap: 1.75rem; align-items: center;
  padding-block: clamp(2.75rem, 6vw, 4rem);
}
@media (min-width: 56em) { .cta__inner { grid-template-columns: 1.4fr auto; gap: 2.5rem; } }
.cta h2 { color: #fff; }
.cta p { margin-top: .7rem; color: #CFE7E8; max-width: 48ch; }

/* --- 13. Kontaktní bloky -------------------------------------------------- */
.contact-list { display: grid; gap: 1.35rem; }
.contact-list > li { display: flex; gap: .95rem; align-items: flex-start; }
.contact-list__icon {
  display: grid; place-items: center; flex: none;
  width: 2.5rem; height: 2.5rem; margin-top: .1rem;
  background: var(--brand-50); color: var(--brand); border-radius: 10px;
}
.contact-list__icon svg { width: 1.25rem; height: 1.25rem; }
.contact-list dt { font-size: .82rem; font-weight: 650; letter-spacing: .07em; text-transform: uppercase; color: var(--ink-soft); }
.contact-list dd { margin: .15rem 0 0; font-size: 1.075rem; }
.contact-list dd a { font-weight: 600; text-decoration: none; }
.contact-list dd a:hover { text-decoration: underline; }
.contact-list small { display: block; margin-top: .2rem; font-size: .9rem; color: var(--ink-soft); }

.panel {
  padding: clamp(1.5rem, 4vw, 2.25rem);
  background: var(--brand-50); border: 1px solid #CFE4E4; border-radius: var(--radius-lg);
}
.panel h3 { margin-bottom: .5rem; }

/* --- 14. FAQ -------------------------------------------------------------- */
.faq { display: grid; gap: .75rem; max-width: 52rem; }
.faq details {
  background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden;
}
.faq details[open] { border-color: #BCD6D6; box-shadow: var(--shadow); }
.faq summary {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1.05rem 1.3rem; font-weight: 620; cursor: pointer; list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; flex: none; width: 1.1rem; height: 1.1rem;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%230E5C63' stroke-width='2.2' stroke-linecap='round'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E") center / contain no-repeat;
  transition: transform .2s;
}
.faq details[open] summary::after { transform: rotate(180deg); }
.faq .faq__body { padding: 0 1.3rem 1.25rem; color: var(--ink-soft); }

/* --- 15. Patička ---------------------------------------------------------- */
.footer { background: var(--brand-800); color: #C7DCDD; padding-block: clamp(3rem, 6vw, 4rem) 0; font-size: .95rem; }
.footer h2, .footer h3 { color: #fff; font-size: .82rem; letter-spacing: .11em; text-transform: uppercase; margin-bottom: 1rem; }
/* Klikací plocha aspoň 24 px na výšku (WCAG 2.2, kritérium 2.5.8). */
.footer a { display: inline-block; padding-block: .2rem; color: #C7DCDD; text-decoration: none; }
.footer a:hover { color: #fff; text-decoration: underline; }
.footer li a, .footer__bottom a { min-height: 24px; }
.footer__grid { display: grid; gap: 2.25rem; }
@media (min-width: 48em) { .footer__grid { grid-template-columns: 1.5fr 1fr 1.2fr; gap: 3rem; } }
.footer__brand { display: flex; align-items: center; gap: .7rem; margin-bottom: 1rem; }
.footer__brand img { width: 38px; height: 38px; border-radius: 10px; }
.footer__brand b { color: #fff; font-size: 1.1rem; letter-spacing: -.02em; }
.footer li + li { margin-top: .55rem; }
.footer__bottom {
  display: flex; flex-wrap: wrap; gap: .75rem 1.5rem; justify-content: space-between;
  margin-top: clamp(2.25rem, 5vw, 3rem); padding-block: 1.4rem;
  border-top: 1px solid rgba(255,255,255,.14); font-size: .875rem; color: #9FB9BA;
}

/* --- 16. Drobnosti -------------------------------------------------------- */
.badge {
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .35rem .8rem; background: var(--brand-50); color: var(--brand-700);
  border-radius: 999px; font-size: .85rem; font-weight: 620;
}
.note { font-size: .9rem; color: var(--ink-soft); }
.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
hr.rule { height: 1px; margin-block: clamp(2rem, 5vw, 3rem); border: 0; background: var(--line); }

/* --- 18. Pomocné třídy na odsazení -----------------------------------
   Nahrazují inline style="", aby mohla platit přísná Content-Security-Policy. */
.mt-xs { margin-top: .5rem; }
.mt-s  { margin-top: 1rem; }
.mt-m  { margin-top: 1.75rem; }
.mt-l  { margin-top: 2.25rem; }
.mb-m  { margin-bottom: 1.5rem; }
.mx-auto { margin-inline: auto; }
.w-steps { max-width: 62rem; }
.w-text  { max-width: 60ch; }
.stack-center { max-width: 44rem; margin-inline: auto; text-align: center; }

/* --- 19. Pohyb -------------------------------------------------------
   Vše je opt-in: bez JavaScriptu i při zapnutém „omezit pohyb" zůstane
   obsah viditelný, animace se jen nespustí. */

/* Odhalení při scrollu. Prvek je skrytý až ve chvíli, kdy JS potvrdí,
   že umí pozorovat viewport - jinak by při vypnutém JS zůstal neviditelný. */
.js-anim [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .55s cubic-bezier(.22,.61,.36,1), transform .55s cubic-bezier(.22,.61,.36,1);
  transition-delay: var(--delay, 0ms);
  will-change: opacity, transform;
}
.js-anim [data-reveal].is-in { opacity: 1; transform: none; }

/* Pomalý příjezd obrázku na pozadí - dodá záběru život, aniž by rušil. */
@keyframes kenburns {
  from { transform: scale(1.06) translate3d(0, 0, 0); }
  to   { transform: scale(1.16) translate3d(0, -1.2%, 0); }
}
.hero__img { animation: kenburns 26s ease-out both; }

@keyframes floatIn {
  from { opacity: 0; transform: translateY(26px); }
  to   { opacity: 1; transform: none; }
}
.hero__inner > * { animation: floatIn .8s cubic-bezier(.22,.61,.36,1) both; }
.hero__inner > *:nth-child(1) { animation-delay: .05s; }
.hero__inner > *:nth-child(2) { animation-delay: .16s; }
.hero__inner > *:nth-child(3) { animation-delay: .27s; }
.hero__inner > *:nth-child(4) { animation-delay: .38s; }

@media (prefers-reduced-motion: reduce) {
  .hero__img { animation: none; }
  .hero__inner > * { animation: none; }
  .js-anim [data-reveal] { opacity: 1; transform: none; transition: none; }
}

/* --- 20. Fotopásy ----------------------------------------------------
   Široká sekce s fotkou na pozadí. Text leží na gradientu, takže je
   čitelný i na světlé nebo neklidné fotce. */
.band {
  position: relative; isolation: isolate; overflow: hidden;
  background: var(--brand-900); color: #fff;
}
.band__img {
  position: absolute; inset: 0; z-index: -2;
  width: 100%; height: 100%; object-fit: cover;
  transform: scale(1.08);
  will-change: transform;
}
.band::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(55rem 32rem at 20% 25%, rgba(14,92,99,.5) 0%, transparent 62%),
    linear-gradient(150deg, rgba(4,38,42,.93) 0%, rgba(7,52,57,.76) 48%, rgba(4,38,42,.94) 100%);
}
.band__inner { padding-block: clamp(3.5rem, 8vw, 6rem); }
.band h2 { color: #fff; }
.band p { color: #D3E6E6; }
.band .ticks li::before {
  background: rgba(255,255,255,.14) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%23FFFFFF' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3.5 8.5l3 3 6-7'/%3E%3C/svg%3E") center / .8rem no-repeat;
}
.band .ticks strong { color: #fff; }

/* Čísla na fotopásu */
.band__stats {
  display: grid; gap: 1.25rem 2rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 11rem), 1fr));
  margin-top: clamp(2rem, 4vw, 2.75rem);
  padding-top: 1.75rem; border-top: 1px solid rgba(255,255,255,.18);
}
.band__stats b {
  display: block; font-size: clamp(1.7rem, 1.3rem + 1.5vw, 2.4rem);
  font-weight: 700; letter-spacing: -.03em; line-height: 1.1;
  background: linear-gradient(180deg, #FFFFFF 0%, #A9D3D3 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.band__stats span { display: block; margin-top: .3rem; font-size: .9rem; color: #B4D0D1; }

/* --- 21. Pohyblivý pruh realizací ------------------------------------
   Fotky jedou zleva doprava dokola. Najetím myší se pruh zastaví,
   při zapnutém „omezit pohyb" stojí a dá se posouvat prstem. */
.strip { overflow: hidden; padding-block: clamp(2.5rem, 5vw, 3.5rem); background: var(--bg-soft); border-block: 1px solid var(--line); }
.strip__head { margin-bottom: 1.5rem; text-align: center; }
.strip__viewport { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); }
.strip__track { display: flex; gap: .85rem; width: max-content; animation: stripSlide 64s linear infinite; }
.strip__viewport:hover .strip__track, .strip__viewport:focus-within .strip__track { animation-play-state: paused; }
.strip__track a {
  display: block; flex: none; width: clamp(9rem, 20vw, 13rem); aspect-ratio: 3 / 4;
  overflow: hidden; border-radius: var(--radius); background: var(--line);
}
.strip__track img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.strip__track a:hover img, .strip__track a:focus-visible img { transform: scale(1.06); }
@keyframes stripSlide { to { transform: translateX(-50%); } }

@media (prefers-reduced-motion: reduce) {
  .strip__track { animation: none; }
  .strip__viewport { overflow-x: auto; -webkit-mask-image: none; mask-image: none; }
  .band__img { transform: none; }
}

/* --- 17. Tisk ------------------------------------------------------------- */
@media print {
  .header, .footer, .cta, .hero__img, .gallery, .skip, .btn, .strip, .band__img { display: none !important; }
  body { font-size: 11pt; color: #000; }
  .hero, .pagehead, .band { background: none !important; color: #000 !important; }
  .band h2, .band p, .band__stats b, .band__stats span { color: #000 !important; -webkit-text-fill-color: #000 !important; }
  .hero h1, .pagehead h1, .hero p, .pagehead p { color: #000 !important; }
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: 9pt; }
  .section { padding-block: 1rem; }
}