/* ============================================================
   LAYOUT NÁVODU — rám sdílený VŠEMI návody (nezávislý na obsahu).
   Skládá ho assets/js/guide.js z datového ostrova #guide.
   Komponenty tu NEŘEŠÍME — ty mají styl v components.css (SSOT).
   Základ navu / patičky / pilulek / .band je v site.css.
   Sem patří jen: mobilní menu, hlavička článku, hero, sloupec
   obsahu + TOC lišta a kotvy nadpisů.
   ============================================================ */

html { scroll-behavior: smooth; }

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--turquoise);
  outline-offset: 2px;
  border-radius: 4px;
}
.pill:focus-visible { outline-color: var(--navy); }

/* přeskočit na obsah */
.skip {
  position: absolute; left: 1rem; top: -3.5rem; z-index: 40;
  padding: .6rem 1.1rem; border-radius: 999px;
  background: var(--navy); color: #fff;
  font-weight: 600; font-size: .9rem; text-decoration: none;
  transition: top .15s ease;
}
.skip:focus { top: 1rem; }

/* dropdown „Další témata" ovládaný i klikem (JS přepíná is-open) */
.nav__more.is-open .nav__panel {
  opacity: 1; visibility: visible; translate: 0 0;
  transition: opacity .15s ease, translate .15s ease;
}
.nav__more.is-open .nav__more-btn { color: var(--cendre); }
.nav__more.is-open .nav__more-btn svg { transform: rotate(180deg); }

/* --- mobilní menu: tlačítko Témata + panel se všemi huby --- */
.nav__topics-btn {
  display: none; align-items: center; gap: .4rem;
  background: none; border: 0; cursor: pointer; font: inherit;
  font-size: .93rem; font-weight: 500; color: var(--navy); padding: .4rem 0;
}
.nav__topics-btn svg { transition: transform .15s ease; }
.nav__topics-btn[aria-expanded="true"] svg { transform: rotate(180deg); }

.mnav {
  position: fixed; z-index: 30;
  top: calc(.75rem + 64px + .5rem); left: 1rem; right: 1rem;
  background: #fff; border: 1px solid var(--mint); border-radius: 16px;
  box-shadow: 0 18px 40px -18px rgb(0 29 57 / .4); padding: .5rem;
}
.mnav nav { display: grid; }
.mnav a {
  display: flex; align-items: baseline; gap: .7rem;
  padding: .75rem .9rem; border-radius: 10px; text-decoration: none;
  color: var(--navy); font-weight: 600; font-size: 1rem;
}
.mnav a small {
  font-family: var(--mono); font-size: .72rem;
  letter-spacing: .06em; color: var(--cendre-text);
}
.mnav a:hover { background: #f4faf8; }

@media (max-width: 900px) {
  .nav__group--left > :nth-child(n+3) { display: none; }
  .nav__topics-btn { display: inline-flex; }
}
@media (max-width: 640px) {
  .nav { grid-template-columns: auto auto auto; gap: .5rem; padding-inline: .85rem; }
  .nav__group--left { display: flex; }
  .nav__group--left > * { display: none; }
  .nav__topics-btn { display: inline-flex; }
  .nav .pill { padding: .45rem .85rem; font-size: .8rem; }
  .logo-mark { width: 30px; height: 28px; }
}

/* ============ HLAVIČKA — otázka nad sloupcem obsahu ============ */
.arthead { padding-block: 0 2.2rem; }
.arthead .crumbs { color: var(--cendre-text); }
.arthead .crumbs span { color: #1d3d52; }
.arthead h1 {
  margin-top: 1.3rem;
  font-size: clamp(2.4rem, 3.125vw, 3.375rem);
  font-weight: 600; letter-spacing: -.015em; line-height: 1.02;
  color: var(--navy); text-wrap: balance;
}

/* --- úvodní vizuál (hero) — jeden obrazový moment pod titulkem --- */
.uvizual {
  position: relative; width: 100%; margin-bottom: 5.9rem;
  border-radius: 12px; overflow: hidden; aspect-ratio: 700 / 435;
}
.uvizual img { display: block; width: 100%; height: 100%; object-fit: cover; }
.uvizual--placeholder {
  display: grid; place-items: center;
  background: repeating-linear-gradient(135deg, rgb(189 216 233 / .35) 0 14px, rgb(171 237 216 / .3) 14px 28px);
}
.uvizual--placeholder span {
  font-family: var(--mono); font-size: .72rem; letter-spacing: .08em;
  text-transform: uppercase; color: rgb(0 29 57 / .45);
}
@media (max-width: 700px) { .uvizual { aspect-ratio: 16 / 9; } }

/* ============ SLOUPEC OBSAHU + TOC LIŠTA (geometrie dle etalonu) ============ */
.fguide {
  position: relative; max-width: 700px; margin-inline: auto;
  padding-top: 7.2rem; padding-bottom: clamp(4rem, 7vw, 6.5rem);
}
.fnav { position: absolute; left: -275px; top: 7.2rem; bottom: 0; width: 200px; }
.fnav__in {
  position: sticky; top: calc(64px + 2rem);
  display: flex; flex-direction: column; gap: .75rem;
}
.fnav__h { font-size: 1rem; font-weight: 600; letter-spacing: -.005em; color: var(--navy); margin-bottom: .55rem; }
.fnav a {
  font-size: .875rem; font-weight: 450; line-height: 1.3;
  text-decoration: none; color: #8496a9; transition: color .15s ease;
}
.fnav a:hover,
.fnav a.is-here { color: var(--navy); }
.fbody { min-width: 0; }
.karta { background: none; }

@media (max-width: 1240px) {
  .fguide { padding-top: 3.5rem; padding-inline: 1.25rem; }
  .fnav { position: static; width: auto; margin-bottom: 2.5rem; }
  .fnav__in { position: static; }
}

/* ============ KOTVY nadpisů kroků + scroll-margin sekcí ============ */
.zaznam h3 { position: relative; scroll-margin-top: 6.5rem; }
.rizika, .faq, .souvis { scroll-margin-top: 6.5rem; }

.kotva {
  display: inline-grid; place-items: center; width: 26px; height: 26px;
  margin-left: .45rem; vertical-align: middle; border: 0; border-radius: 7px;
  background: none; color: var(--cendre-text); cursor: pointer;
  opacity: 0; transition: opacity .15s ease, background-color .15s ease;
}
.zaznam h3:hover .kotva,
.kotva:focus-visible { opacity: 1; }
.kotva:hover { background: rgb(171 237 216 / .4); }
.kotva svg { width: 15px; height: 15px; display: block; }
.kotva.is-copied { opacity: 1; color: #14554a; }
@media (hover: none) { .kotva { opacity: .55; } }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }