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.light-section{background:var(--paper);color:var(--ink-dark)}.section-heading{margin-bottom:65px}.section-heading h2{max-width:980px;margin:0;font-size:clamp(3.2rem,6.3vw,6.6rem);line-height:.9}.section-heading .eyebrow{color:var(--muted-dark)}.about-grid{display:grid;grid-template-columns:minmax(300px,.75fr) minmax(0,1.25fr);gap:clamp(40px,8vw,120px);align-items:center}.about-profile{position:relative;min-height:500px;background:linear-gradient(145deg,#252722,#69675d);overflow:hidden;box-shadow:var(--shadow)}.about-profile:before{content:"";position:absolute;width:360px;height:360px;border:1px solid rgba(255,255,255,.18);border-radius:50%;left:-110px;top:-90px;box-shadow:0 0 0 55px rgba(255,255,255,.025),0 0 0 110px rgba(255,255,255,.018)}.monogram{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-family:var(--display);font-size:clamp(9rem,22vw,18rem);letter-spacing:-.26em;font-weight:800;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.44);transform:translateX(-.1em)}.monogram span:last-child{color:var(--accent);-webkit-text-stroke:0;mix-blend-mode:screen}.profile-caption{position:absolute;left:24px;right:24px;bottom:22px;display:flex;justify-content:space-between;align-items:end;color:#fff;border-top:1px solid rgba(255,255,255,.24);padding-top:15px}.profile-caption strong{font-size:.86rem}.profile-caption span{font-size:.62rem;text-transform:uppercase;letter-spacing:.1em;color:#c8c8c1}.about-story{max-width:700px}.large-copy{font-family:var(--display);font-size:clamp(1.8rem,3.2vw,3rem);letter-spacing:-.035em;line-height:1.16;color:var(--ink-dark)}.about-story>p:not(.large-copy){max-width:640px;color:var(--muted-dark);font-size:1rem;line-height:1.75}.profile-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:32px}.profile-tags span{border:1px solid var(--line-dark);border-radius:999px;padding:9px 13px;font-size:.65rem;text-transform:uppercase;letter-spacing:.12em;font-weight:800}.fact-row{display:grid;grid-template-columns:repeat(3,1fr);margin-top:90px;border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark)}.fact-row>div{display:flex;align-items:center;gap:22px;padding:26px 22px;border-right:1px solid var(--line-dark)}.fact-row>div:last-child{border:0}.fact-row strong{font-family:var(--display);font-size:clamp(2rem,4vw,3.6rem);letter-spacing:-.06em;color:var(--accent)}.fact-row span{color:var(--muted-dark);font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;line-height:1.5}

.split-heading{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(270px,.55fr);gap:70px;align-items:end}.split-heading>p{margin:0;color:var(--muted);font-size:1rem;line-height:1.7}.history{background:var(--bg-soft)}.timeline{list-style:none;margin:0;padding:0}.timeline li{display:grid;grid-template-columns:150px 54px minmax(0,1fr);min-height:190px}.timeline-date{padding-top:6px;color:var(--accent-2);font-family:var(--display);font-size:.9rem;text-transform:uppercase;letter-spacing:.09em}.timeline-marker{position:relative}.timeline-marker:before{content:"";position:absolute;top:7px;bottom:-7px;left:50%;width:1px;background:var(--line)}.timeline li:last-child .timeline-marker:before{bottom:calc(100% - 8px)}.timeline-marker span{position:absolute;z-index:1;left:calc(50% - 7px);top:0;width:15px;height:15px;border-radius:50%;border:3px solid var(--bg-soft);background:var(--accent);box-shadow:0 0 0 1px var(--accent)}.timeline-content{padding:0 0 60px 25px;border-bottom:1px solid var(--line)}.timeline li:last-child .timeline-content{border:0}.timeline-content .label{margin:0 0 10px;color:var(--muted);font-size:.65rem;text-transform:uppercase;letter-spacing:.12em;font-weight:800}.timeline-content h3{margin:0 0 12px;font-family:var(--display);font-size:clamp(1.6rem,3vw,2.6rem);letter-spacing:-.04em}.timeline-content>p:not(.label){max-width:740px;margin:0;color:var(--muted);line-height:1.7}.timeline-content small{display:block;margin-top:13px;color:#85877f;font-size:.68rem}.archive-panel{margin-top:80px;display:grid;grid-template-columns:.68fr 1fr .8fr;min-height:420px;background:var(--paper);color:var(--ink-dark);box-shadow:var(--shadow)}.archive-image{overflow:hidden}.archive-image img{width:100%;height:100%;object-fit:cover;filter:grayscale(.3) sepia(.15)}.archive-copy{padding:50px clamp(30px,5vw,70px);align-self:center}.archive-copy h3{font-family:var(--display);font-size:clamp(2rem,3.5vw,3.2rem);letter-spacing:-.045em;line-height:1.05}.archive-copy>p:not(.eyebrow,.notice){color:var(--muted-dark);line-height:1.7}.notice{padding:14px 16px;border-left:3px solid var(--accent);background:rgba(213,54,61,.07);color:var(--muted-dark);font-size:.76rem;line-height:1.5}.archive-device{margin:0;padding:35px;background:var(--paper-soft);display:flex;flex-direction:column;justify-content:center}.archive-device img{width:100%;height:auto;object-fit:contain;mix-blend-mode:multiply}.archive-device figcaption{margin-top:18px;color:var(--muted-dark);font-size:.62rem;text-transform:uppercase;letter-spacing:.1em}

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.site-footer{padding:32px 0;background:var(--footer-bg);color:var(--footer-muted);border-top:1px solid rgba(255,255,255,.1)}.site-footer .wrap{display:flex;align-items:center;justify-content:space-between;gap:30px}.footer-brand{display:flex;align-items:center;gap:18px}.footer-brand>span{font-size:1.15rem;color:#fff}.footer-brand b{color:var(--accent)}.footer-brand small,.site-footer p,.site-footer a{font-size:.62rem;text-transform:uppercase;letter-spacing:.1em}.site-footer p{margin:0}.site-footer a{text-decoration:none}

.preview-controls{position:fixed;z-index:150;right:16px;bottom:16px;color:#1d1e1b}.preview-controls details{width:320px;border-radius:10px;background:#f5f1e8;box-shadow:0 16px 50px rgba(0,0,0,.24);overflow:hidden}.preview-controls summary{cursor:pointer;list-style:none;padding:13px 16px;font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em}.preview-controls summary::-webkit-details-marker{display:none}.preview-controls summary span{color:var(--accent);margin-right:7px}.preview-controls details[open] summary{border-bottom:1px solid rgba(0,0,0,.12)}.control-group{padding:13px 16px 0}.control-group>span{display:block;margin-bottom:8px;color:#696a64;font-size:.61rem;text-transform:uppercase;letter-spacing:.1em}.control-group>div{display:grid;grid-template-columns:1fr 1fr;gap:5px}.control-group.theme-choice>div{grid-template-columns:repeat(3,minmax(0,1fr))}.control-group button{border:1px solid rgba(0,0,0,.15);border-radius:4px;background:transparent;color:#333430;padding:8px 5px;font:inherit;font-size:.66rem;cursor:pointer}.control-group button[aria-pressed="true"]{background:#242522;color:#fff;border-color:#242522}.control-group button[data-theme-choice="rsvision"][aria-pressed="true"]{background:#000;color:#fff;border-color:#f00;box-shadow:inset 0 -3px #f00}.preview-controls details>p{margin:12px 16px 14px;color:#85857e;font-size:.61rem;line-height:1.4}

.reveal{opacity:1;transform:none}.js .reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}.js .reveal.is-visible{opacity:1;transform:none}.delay-1{transition-delay:.12s}.delay-2{transition-delay:.22s}

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/* Pohodlné ladění a bezpečné zobrazení na úzkých obrazovkách. */
:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
.hero-grid > *, .about-grid > *, .contact-grid > *, .archive-panel > * { min-width: 0; }
.signal-bottom { bottom: 105px; left: 26px; right: 26px; justify-content: space-between; }
.signal-word { bottom: 162px; }
html[data-theme="light"] .signal-word { -webkit-text-stroke-color: rgba(25, 26, 24, .35); }
@media (max-width: 820px) {
  .site-nav { height: 100vh; height: 100dvh; overflow-y: auto; overscroll-behavior: contain; }
  .signal-word { bottom: 145px; font-size: 7rem; }
  .signal-bottom { bottom: 80px; gap: 12px; }
  .signal-bottom strong { font-size: 1rem; }
  .signal-bottom span { font-size: .55rem; }
  .signal-top { gap: 12px; }
  .signal-top b { white-space: nowrap; }
  html:not(.js) .site-header { position: relative; height: auto; display: block; padding: 20px 16px; }
  html:not(.js) .site-nav { position: static; height: auto; visibility: visible; transform: none; padding: 18px 0 0; }
  html:not(.js) .site-nav a { font: 700 .9rem var(--font); padding: 12px 0; }
  html:not(.js) .menu-toggle { display: none; }
}
@media (max-width: 380px) {
  h1 { font-size: clamp(2.7rem, 14vw, 3.5rem); }
  .section-heading h2 { font-size: 2.6rem; }
  .bridge-copy h2 { font-size: 3.1rem; }
  .eyebrow { font-size: .6rem; letter-spacing: .1em; }
}

.section[id] { scroll-margin-top: 0; }
.hero-grid { container-type: inline-size; }
.hero-copy h1 { font-size: clamp(3rem, 8.5cqw, 7rem); }
.light-section h2 em { color: var(--accent-on-paper); }
.section:not(.light-section) .section-heading .eyebrow { color: var(--muted); }
.dark-section { --muted: var(--muted-on-dark); }
.contact-title h2 { font-size: clamp(2.3rem, 4.1vw, 3.8rem); line-height: 1.02; }
.preview-controls details:not([open]) { width: auto; }
.menu-open .preview-controls { visibility: hidden; }
@media (min-width: 1080px) {
  html:has(body[data-nav="side"]) { scroll-padding-top: 24px; }
}
@media (max-width: 1079px) and (min-width: 821px) {
  .hero-copy h1 { font-size: clamp(4rem, 10cqw, 6.5rem); }
}
@media (max-width: 820px) {
  .hero-copy h1 { font-size: clamp(2.6rem, 15cqw, 6.5rem); }
}
@media (min-width: 1080px) and (max-width: 1280px) {
  body[data-nav="side"] .contact-grid { grid-template-columns: 1fr; gap: 40px; }
}
.site-footer { padding-bottom: 86px; }

/* Ostrý portrét ze školního profilu používá kompaktní výřez 4:5. */
.about-profile { width: 100%; max-width: 500px; min-height: 0; aspect-ratio: 4 / 5; }
.profile-photo { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.about-profile:before { inset: 0; width: 100%; height: 100%; border: 0; border-radius: 0; box-shadow: none; background: linear-gradient(0deg, rgba(0, 0, 0, .8), transparent 35%); pointer-events: none; }

/* Jemný text historie zůstává čitelný na světlejším hnědém podkladu. */
html[data-theme="graphite"] .timeline-content small { color: var(--muted); }


/* Společná vizuální stavba karet: identita nahoře, příběh a odkaz pod ní. */
.activity-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.activity-card {
  min-width: 0;
  display: flex;
  flex-direction: column;
  background: var(--activity-card-bg);
  border: 1px solid var(--line);
  overflow: hidden;
}
.activity-visual {
  --identity-accent: #8c7350;
  position: relative;
  isolation: isolate;
  height: 208px;
  padding: 22px 26px 20px;
  display: flex;
  flex-direction: column;
  background: var(--paper);
  color: var(--ink-dark);
  border-top: 3px solid var(--identity-accent);
}
.activity-visual--research { --identity-accent: #d5363d; }
.activity-visual--school { --identity-accent: #4154fa; }
.activity-visual::before {
  content: '';
  position: absolute;
  z-index: -1;
  inset: 0;
  background-image: linear-gradient(rgba(94, 78, 53, .045) 1px, transparent 1px), linear-gradient(90deg, rgba(94, 78, 53, .045) 1px, transparent 1px);
  background-size: 26px 26px;
  mask-image: linear-gradient(130deg, transparent 20%, #000);
  pointer-events: none;
}
.activity-kicker {
  margin: 0;
  font-size: .62rem;
  font-weight: 750;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: #696156;
}
.activity-identity {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px 0;
}
.activity-brand { width: 250px; max-width: 100%; height: auto; }
.activity-brand--rsvision { width: 224px; }
.activity-growth { width: 240px; max-width: 100%; max-height: 100%; height: auto; }
.activity-caption {
  margin: 0;
  font-size: .61rem;
  line-height: 1.4;
  letter-spacing: .025em;
  color: #696156;
}
.activity-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 28px 26px 20px;
}
.activity-body h3 {
  margin: 0 0 18px;
  font-family: var(--display);
  font-size: clamp(1.5rem, 2.1vw, 2rem);
  line-height: 1.12;
  letter-spacing: -.035em;
  color: var(--activity-card-ink);
}
.activity-body > p {
  margin: 0 0 24px;
  color: var(--activity-card-muted);
  font-size: .88rem;
  line-height: 1.7;
}
.activity-body a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  gap: 8px;
  margin-top: auto;
  text-decoration: none;
  font-size: .66rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--activity-card-ink);
}
.activity-body a span { color: var(--accent-2); }
.activity-body a:hover { text-decoration: underline; text-underline-offset: 5px; }
@media (min-width: 821px) and (max-width: 1079px) {
  .activity-grid { grid-template-columns: 1fr; }
  .activity-card { display: grid; grid-template-columns: minmax(220px, .8fr) 1.2fr; }
  .activity-visual { height: 100%; min-height: 225px; }
}
@media (max-width: 820px) {
  .activity-grid { grid-template-columns: 1fr; gap: 22px; }
  .activity-visual { height: 204px; }
  .activity-body { padding: 26px 24px 18px; }
  .activity-body h3 { font-size: 1.85rem; }
}

/* Konkrétní technické zkušenosti doplňují stručný osobní medailon. */
.expertise-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 42px;
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
}
.expertise-grid article { min-width: 0; padding: 28px 24px 30px; border-right: 1px solid var(--line-dark); }
.expertise-grid article:last-child { border-right: 0; }
.expertise-grid span { color: var(--accent); font-size: .62rem; font-weight: 800; letter-spacing: .1em; }
.expertise-grid h3 { margin: 18px 0 10px; font-family: var(--display); font-size: 1.45rem; letter-spacing: -.03em; }
.expertise-grid p { margin: 0; color: var(--muted-dark); font-size: .82rem; line-height: 1.65; }

/* Skutečná fotografie expozice nahrazuje čistě abstraktní můstek. */
.bridge-grid { grid-template-columns: minmax(0, .95fr) minmax(230px, .48fr) minmax(230px, .5fr); gap: clamp(34px, 5vw, 76px); }
.bridge-photo { position: relative; margin: 0; overflow: hidden; background: #031925; box-shadow: 0 24px 70px rgba(0, 8, 12, .42); }
.bridge-photo img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }
.bridge-photo:after { content: ''; position: absolute; inset: 45% 0 0; background: linear-gradient(transparent, rgba(0, 12, 18, .88)); pointer-events: none; }
.bridge-photo figcaption { position: absolute; z-index: 1; left: 18px; right: 18px; bottom: 17px; padding-top: 12px; border-top: 1px solid rgba(203, 235, 247, .28); color: #d4e9f1; font-size: .58rem; text-transform: uppercase; letter-spacing: .1em; }
@media (max-width: 1180px) and (min-width: 821px) {
  .bridge-grid { grid-template-columns: minmax(260px, .8fr) minmax(0, 1fr); align-items: center; }
  .bridge-copy { grid-column: 1 / -1; }
  .bridge-photo { max-width: 430px; }
}
@media (max-width: 820px) {
  .expertise-grid { grid-template-columns: 1fr; }
  .expertise-grid article { border-right: 0; border-bottom: 1px solid var(--line-dark); }
  .expertise-grid article:last-child { border-bottom: 0; }
  .bridge-grid { grid-template-columns: 1fr; }
  .bridge-photo { width: min(100%, 430px); }
}

/* Čísla patří jen k datům a letopočtům; navigace používá témata a směr. */
.eyebrow > span {
  display: block;
  flex: 0 0 auto;
  width: 26px;
  height: 2px;
  background: var(--accent);
  font-size: 0;
}
.hero-index a { grid-template-columns: minmax(0, 1fr) auto; gap: 5px 18px; }
.hero-index small { grid-column: 1; grid-row: 1; }
.hero-index span { grid-column: 1; grid-row: 2; }
.hero-index i { grid-column: 2; grid-row: 1 / 3; align-self: center; color: var(--accent); font-size: 1rem; font-style: normal; transition: transform .2s; }
.hero-index a:hover i, .hero-index a:focus-visible i { transform: translateX(4px); }
.expertise-grid span { display: block; min-height: 2.6em; color: var(--accent-on-paper); line-height: 1.3; text-transform: uppercase; }
.expertise-grid h3 { margin-top: 12px; }

/* Více odstavců uvnitř jednoho milníku zachovává rytmus běžného textu. */
.timeline-content > p:not(.label) + p:not(.label) { margin-top: 12px; }
.timeline-content { min-width: 0; }
.legacy-site-preview {
  width: 100%;
  max-width: 850px;
  margin: 28px 0 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #5f605e;
  box-shadow: 0 22px 55px rgba(0, 0, 0, .2);
}
.legacy-browser-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  min-height: 35px;
  padding: 9px 12px;
  background: #211f1c;
  color: #d7d0c5;
}
.legacy-browser-bar i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #d16b48;
}
.legacy-browser-bar i:nth-child(2) { background: #d6ae53; }
.legacy-browser-bar i:nth-child(3) { background: #779d70; }
.legacy-browser-bar span {
  margin-left: 8px;
  font-size: .58rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.legacy-site-preview img {
  width: 100%;
  height: auto;
  background: #666;
}
.legacy-site-link {
  position: relative;
  display: block;
  color: inherit;
  text-decoration: none;
}
.legacy-site-link:focus-visible { outline-offset: -5px; }
.legacy-site-cta {
  position: absolute;
  right: 14px;
  bottom: 14px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 10px 13px;
  border-radius: 4px;
  background: rgba(24, 22, 19, .92);
  color: #fff;
  font-size: .62rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  transition: background .2s, transform .2s;
}
.legacy-site-cta i { color: #ff9c21; font-style: normal; }
.legacy-site-link:hover .legacy-site-cta,
.legacy-site-link:focus-visible .legacy-site-cta { background: var(--accent); transform: translateY(-2px); }
.legacy-site-preview figcaption {
  padding: 13px 16px 15px;
  background: #211f1c;
  color: #c8c0b5;
  font-size: .68rem;
  line-height: 1.5;
}
@media (max-width: 520px) {
  .legacy-site-cta { position: static; justify-content: space-between; border-radius: 0; }
}
@media (max-width: 520px) {
  .timeline > li { grid-template-columns: 24px minmax(0, 1fr); min-height: 0; }
  .timeline-date { grid-column: 1 / -1; grid-row: 1; padding: 0 0 14px; }
  .timeline-marker { grid-column: 1; grid-row: 2; }
  .timeline-content { grid-column: 2; grid-row: 2; padding: 0 0 50px 12px; }
}

/* Experimentální černo-červená paleta pro srovnání s vizuálním principem RS Vision. */
html[data-theme="rsvision"] .button.primary,
html[data-theme="rsvision"] .skip-link,
html[data-theme="rsvision"] .legacy-site-link:hover .legacy-site-cta,
html[data-theme="rsvision"] .legacy-site-link:focus-visible .legacy-site-cta {
  color: #000;
}
html[data-theme="rsvision"] .signal-card {
  background: linear-gradient(145deg, rgba(255, 255, 255, .08), rgba(255, 255, 255, .018));
}
html[data-theme="rsvision"] .signal-card::before {
  background: radial-gradient(circle, rgba(255, 0, 0, .32), transparent 66%);
}
html[data-theme="rsvision"] .nokia-bridge {
  background: #050505;
  color: #fff;
}
html[data-theme="rsvision"] .nokia-bridge::after {
  background: radial-gradient(circle, rgba(255, 0, 0, .26), transparent 68%);
}
html[data-theme="rsvision"] .bridge-background {
  -webkit-text-stroke-color: rgba(255, 0, 0, .15);
}
html[data-theme="rsvision"] .bridge-copy h2 em { color: #f00; }
html[data-theme="rsvision"] .bridge-detail > p { color: #c4c4c4; }
html[data-theme="rsvision"] .button.blue {
  background: #f00;
  color: #000;
  border-color: #f00;
}
html[data-theme="rsvision"] .bridge-detail small { color: #929292; }
html[data-theme="rsvision"] .bridge-photo { background: #080808; }
html[data-theme="rsvision"] .bridge-photo::after {
  background: linear-gradient(transparent, rgba(0, 0, 0, .9));
}
html[data-theme="rsvision"] .bridge-photo figcaption { color: #eee; }

/* Veřejné podnikatelské údaje z ARES v kontaktní sekci. */
.business-info { margin-top: clamp(60px, 8vw, 105px); display: grid; grid-template-columns: minmax(260px, .72fr) minmax(0, 1.28fr); border: 1px solid var(--line-dark); background: var(--paper-soft); color: var(--ink-dark); }
.business-identity, .business-scope { min-width: 0; padding: clamp(28px, 4vw, 52px); }
.business-identity { border-right: 1px solid var(--line-dark); }
.business-kicker { margin: 0 0 16px; color: var(--accent-on-paper); font-size: .64rem; font-weight: 800; text-transform: uppercase; letter-spacing: .12em; }
.business-info h3 { margin: 0; font-family: var(--display); font-size: clamp(1.7rem, 3vw, 2.5rem); letter-spacing: -.035em; line-height: 1.08; }
.business-facts { margin: 30px 0; }
.business-facts div { padding: 13px 0; border-top: 1px solid var(--line-dark); }
.business-facts div:last-child { border-bottom: 1px solid var(--line-dark); }
.business-facts dt { margin-bottom: 5px; color: var(--muted-dark); font-size: .6rem; font-weight: 750; text-transform: uppercase; letter-spacing: .1em; }
.business-facts dd { margin: 0; font-size: .86rem; line-height: 1.55; }
.business-source { color: var(--accent-on-paper); font-size: .72rem; font-weight: 800; text-decoration-thickness: 1px; text-underline-offset: 5px; }
.business-subjects { margin: 26px 0 0; padding-left: 1.25rem; }
.business-subjects li, .business-fields li { padding-left: 6px; line-height: 1.62; }
.business-subjects li + li, .business-fields li + li { margin-top: 12px; }
.business-subjects li::marker, .business-fields li::marker { color: var(--accent-on-paper); }
.business-fields { margin-top: 28px; border-top: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); }
.business-fields summary { padding: 17px 3px; color: var(--accent-on-paper); cursor: pointer; font-size: .72rem; font-weight: 800; text-transform: uppercase; letter-spacing: .07em; }
.business-fields ul { margin: 0; padding: 4px 10px 22px 1.35rem; color: var(--muted-dark); font-size: .78rem; columns: 2; column-gap: 42px; }
.business-fields li { break-inside: avoid; }
@media (max-width: 820px) {
  .business-info { grid-template-columns: 1fr; }
  .business-identity { border-right: 0; border-bottom: 1px solid var(--line-dark); }
  .business-fields ul { columns: 1; }
}

/* Produkční přepínač motivu v hlavičce. */
.theme-toggle { display:grid; grid-template-columns:1fr 1fr; flex:0 0 auto; padding:3px; border:1px solid var(--line); border-radius:999px; background:color-mix(in srgb,var(--header-bg) 82%,transparent); }
.theme-toggle button { min-width:58px; padding:7px 9px; border:0; border-radius:999px; background:transparent; color:var(--muted); font:750 .58rem/1 var(--font); letter-spacing:.08em; text-transform:uppercase; cursor:pointer; }
.theme-toggle button[aria-pressed="true"] { background:var(--accent); color:#fff; }
.theme-toggle button:focus-visible { outline:2px solid var(--accent-2); outline-offset:2px; }
@media (min-width:1080px) { body[data-nav="side"] .theme-toggle { width:100%; border-radius:5px; } }
@media (max-width:820px) {
  .site-header { gap:10px; }
  .brand { order:1; }
  .theme-toggle { order:2; margin-left:auto; }
  .menu-toggle { order:3; margin-left:0; }
  .theme-toggle button { min-width:44px; padding-inline:6px; font-size:.52rem; }
}
@media (max-width:360px) {
  .brand-sub { display:none; }
  .theme-toggle button { min-width:39px; font-size:.48rem; }
}