:root {
  --zluta: #FFFA4B;
  --cerna: #000000;
  --bila:  #FFFFFF;

  --seda-text: #555555;
  --seda-cara: #E2E2E2;

  --cara: 8px;
  --cara-tenka: 3px;

  --sirka: 1120px;
  --sirka-uzka: 720px;
  --okraj: clamp(20px, 5vw, 48px);
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bila);
  color: var(--cerna);
  font-family: 'Inter', Arial, Helvetica, sans-serif;
  font-size: clamp(16px, 1.05vw + 13px, 19px);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img, svg, video { max-width: 100%; height: auto; display: block; }

h1, h2 {
  text-transform: uppercase;
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0;
  text-wrap: balance;
}

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

.wrap {
  max-width: var(--sirka);
  margin-inline: auto;
  padding-inline: var(--okraj);
}

.wrap--narrow { max-width: var(--sirka-uzka); }

.section { padding-block: clamp(56px, 9vw, 104px); }

.section__title { font-size: clamp(2rem, 5.5vw, 3.4rem); }

.section__title::after {
  content: "";
  display: block;
  width: 96px;
  height: var(--cara);
  background: var(--cerna);
  margin-top: clamp(20px, 3vw, 28px);
}

.section__lead {
  max-width: 60ch;
  margin-top: clamp(20px, 3vw, 28px);
  color: var(--seda-text);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--cerna);
  color: var(--zluta);
  padding: 12px 20px;
  font-weight: 700;
  z-index: 10;
}
.skip-link:focus { left: 0; }

:focus-visible {
  outline: var(--cara-tenka) solid var(--cerna);
  outline-offset: 3px;
}

.header {
  background: var(--zluta);
  border-bottom: var(--cara) solid var(--cerna);
}

.header__inner {
  padding-block: clamp(18px, 3vw, 26px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.header__logo {
  width: clamp(160px, 22vw, 220px);
  height: auto;
}

.hero {
  background: var(--zluta);
  padding-block: clamp(56px, 10vw, 112px);
  border-bottom: var(--cara) solid var(--cerna);
}

.hero__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(28px, 5vw, 64px);
}

.hero__title { min-width: 0; }

.hero__znak {
  height: clamp(112px, 18vw, 225px);
  width: auto;
  flex: none;
}

@media (max-width: 860px) {
  .hero__head {
    flex-direction: column;
    align-items: flex-start;
    gap: clamp(24px, 4vw, 32px);
  }
  .hero__znak {
    order: -1;
    height: clamp(110px, 26vw, 160px);
  }
}

.hero__title {
  font-size: clamp(3rem, 13vw, 8rem);
}

.hero__lead {
  max-width: 46ch;
  margin-top: clamp(28px, 4vw, 40px);
  padding-top: clamp(24px, 3vw, 32px);
  border-top: var(--cara) solid var(--cerna);
  font-size: clamp(1.05rem, 1.3vw + 0.8rem, 1.4rem);
  font-weight: 600;
  line-height: 1.45;
}

.video {
  position: relative;
  margin-top: clamp(32px, 5vw, 48px);
  border: var(--cara) solid var(--cerna);
  background: var(--cerna);
}

.video__player {
  aspect-ratio: 16 / 9;
  width: 100%;
  max-width: 100%;
  display: block;
}

.video__spustit {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  width: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  background: rgba(0, 0, 0, 0.4);
  font: inherit;
  cursor: pointer;
}

.video__spustit[hidden] { display: none; }

.video__spustit:focus-visible {
  outline: var(--cara-tenka) solid var(--zluta);
  outline-offset: -14px;
}

.video__spustit-plocha {
  display: flex;
  align-items: center;
  gap: 0.6em;
  text-transform: uppercase;
  font-weight: 900;
  letter-spacing: 0.04em;
  font-size: clamp(0.95rem, 2.2vw, 1.4rem);
  color: var(--cerna);
  background: var(--zluta);
  border: var(--cara-tenka) solid var(--cerna);
  padding: 14px 28px;
  transition: background-color .15s ease, color .15s ease;
}

.video__spustit:hover .video__spustit-plocha,
.video__spustit:focus-visible .video__spustit-plocha {
  background: var(--cerna);
  color: var(--zluta);
  border-color: var(--zluta);
}

.video__sipka {
  flex: none;
  width: 1em;
  height: 1em;
}

.section--program {
  background: var(--zluta);
  border-block: var(--cara) solid var(--cerna);
}

.program-odkaz {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: clamp(28px, 4vw, 56px);
}

.program-odkaz__uvod { min-width: 0; }

.program-odkaz__text {
  max-width: 42ch;
  margin-top: clamp(20px, 3vw, 28px);
  font-size: clamp(1.05rem, 1.3vw + 0.8rem, 1.4rem);
  font-weight: 600;
  line-height: 1.45;
}

.section--kandidati { background: var(--cerna); color: var(--bila); }

.section--kandidati .section__title::after { background: var(--zluta); }

.section--kandidati .section__lead { color: var(--bila); }

.kandidati {
  list-style: none;
  margin: clamp(36px, 5vw, 56px) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 620px) {
  .kandidati { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 900px) {
  .kandidati { grid-template-columns: repeat(4, 1fr); }
}

.kandidat__portret {
  position: relative;
  display: block;
}

.kandidat__foto {
  width: 100%;
  aspect-ratio: 520 / 616;
  object-fit: cover;
}

.kandidat__cislo {
  position: absolute;
  left: 4%;
  bottom: 2%;
  width: 33.5%;
  aspect-ratio: 1 / 1;
  background: url("../img/odznak.svg") center / contain no-repeat;

  display: grid;
  place-items: center;
  font-size: clamp(0.95rem, 17cqw, 2.1rem);
  font-weight: 900;
  line-height: 1;
  color: var(--cerna);

  transform: rotate(-7deg);
}

.kandidat { container-type: inline-size; }

@supports not (font-size: 1cqw) {
  .kandidat__cislo { font-size: clamp(0.95rem, 3.4vw, 2.1rem); }
}

.kandidat__jmeno {
  display: block;
  margin-top: clamp(12px, 1.6vw, 16px);
  text-transform: uppercase;
  font-weight: 900;
  font-size: clamp(0.95rem, 1.1vw + 0.6rem, 1.15rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.kandidat__popis {
  display: block;
  margin-top: 4px;
  font-size: 0.85rem;
  line-height: 1.35;
}

.form { margin-top: clamp(32px, 5vw, 44px); }

.form__row { margin-bottom: clamp(20px, 3vw, 28px); }

.form__label {
  display: block;
  text-transform: uppercase;
  font-weight: 900;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
}

.form__required { color: var(--cerna); }

.form__input {
  width: 100%;
  font: inherit;
  color: inherit;
  padding: 14px 16px;
  background: var(--bila);
  border: var(--cara-tenka) solid var(--cerna);
  border-radius: 0;
  transition: box-shadow .15s ease;
}

.form__input:focus {
  outline: none;
  box-shadow: inset 0 0 0 3px var(--zluta);
}

.form__input--area { resize: vertical; min-height: 160px; line-height: 1.55; }

.form--overeno .form__input:invalid { box-shadow: inset 0 0 0 3px #FE1B3F; }

.form__hint {
  margin: 8px 0 0;
  font-size: 0.85rem;
  color: var(--seda-text);
}

.form__honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form__status {
  margin-top: 20px;
  padding: 14px 18px;
  font-weight: 600;
  background: var(--zluta);
  border-left: var(--cara) solid var(--cerna);
}

.btn {
  display: inline-block;
  font: inherit;
  text-decoration: none;
  text-transform: uppercase;
  font-weight: 900;
  letter-spacing: 0.04em;
  color: var(--cerna);
  background: var(--zluta);
  border: var(--cara-tenka) solid var(--cerna);
  padding: 16px 40px;
  cursor: pointer;
  transition: background-color .15s ease, color .15s ease;
}

.btn:hover,
.btn:focus-visible {
  background: var(--cerna);
  color: var(--zluta);
}

.btn--inverzni {
  background: var(--cerna);
  color: var(--zluta);
}

.btn--inverzni:hover,
.btn--inverzni:focus-visible {
  background: var(--zluta);
  color: var(--cerna);
}

.footer {
  background: var(--cerna);
  color: var(--bila);
  border-top: var(--cara) solid var(--zluta);
  padding-block: clamp(40px, 6vw, 64px);
  font-size: 0.9rem;
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(24px, 5vw, 56px);
  align-items: flex-start;
  justify-content: space-between;
}

.footer__znacky {
  display: flex;
  align-items: center;
  gap: clamp(20px, 3vw, 32px);
}

.footer__logo { width: clamp(140px, 20vw, 180px); }

.footer__znak { height: clamp(48px, 7vw, 62px); width: auto; }

.footer__meta p { margin: 0 0 6px; }

.footer__meta strong { color: var(--zluta); }

@media (max-width: 620px) {
  .footer__inner { flex-direction: column; gap: 28px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}

@media print {
  .video { display: none; }
  .section--kandidati { background: #fff; color: #000; }
  body { color: #000; background: #fff; }
}