:root {
  --zelena: #16a34a;
  --zelena-tmava: #15803d;
  --pozadie: #f5f7f5;
  --karta: #ffffff;
  --text: #14201a;
  --text-tlmeny: #5b6b62;
  --ciara: #e2e8e4;
  --polomer: 16px;
  --lista-vyska: 62px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --zelena: #22c55e;
    --zelena-tmava: #4ade80;
    --pozadie: #0e1511;
    --karta: #17201b;
    --text: #e8f0ea;
    --text-tlmeny: #93a39a;
    --ciara: #26332b;
  }
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0;
  background: var(--pozadie);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.45;
}

.horna-lista {
  position: sticky;
  top: 0;
  z-index: 10;
  padding: calc(env(safe-area-inset-top) + 12px) 20px 12px;
  background: var(--pozadie);
}
.horna-lista h1 { margin: 0; font-size: 28px; font-weight: 700; letter-spacing: -0.5px; }

.obsah {
  padding: 4px 16px calc(var(--lista-vyska) + env(safe-area-inset-bottom) + 24px);
  max-width: 640px;
  margin: 0 auto;
  outline: none;
}

.karta {
  background: var(--karta);
  border: 1px solid var(--ciara);
  border-radius: var(--polomer);
  padding: 16px;
  margin-bottom: 12px;
}
.karta h2 { margin: 0 0 6px; font-size: 17px; }
.karta p  { margin: 0; color: var(--text-tlmeny); }

.stav {
  display: inline-block;
  margin-top: 10px;
  padding: 4px 10px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--zelena) 15%, transparent);
  color: var(--zelena-tmava);
  font-size: 13px;
  font-weight: 600;
}

.spodna-lista {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  display: flex;
  height: calc(var(--lista-vyska) + env(safe-area-inset-bottom));
  padding-bottom: env(safe-area-inset-bottom);
  background: var(--karta);
  border-top: 1px solid var(--ciara);
}
.spodna-lista a {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  color: var(--text-tlmeny);
  text-decoration: none;
  font-size: 11px;
  font-weight: 600;
}
.spodna-lista svg { width: 24px; height: 24px; fill: currentColor; }
.spodna-lista a.aktivny { color: var(--zelena); }

/* ---------- Formuláre a výsledky ---------- */
.pole { display: block; margin-bottom: 14px; }
.pole span { display: block; margin-bottom: 4px; font-size: 14px; font-weight: 600; color: var(--text-tlmeny); }
.pole input, .pole select {
  width: 100%;
  padding: 12px 14px;
  font: inherit;
  font-size: 17px; /* min. 16px, inak iPhone pri kliknutí priblíži stránku */
  color: var(--text);
  background: var(--pozadie);
  border: 1px solid var(--ciara);
  border-radius: 12px;
  appearance: none;
  -webkit-appearance: none;
}
.pole input:focus, .pole select:focus { outline: 2px solid var(--zelena); outline-offset: 1px; }

.tlacidlo {
  display: block;
  width: 100%;
  padding: 14px;
  margin-top: 8px;
  font: inherit;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  color: #fff;
  background: var(--zelena-tmava);
  border: 0;
  border-radius: 12px;
}
.tlacidlo:active { opacity: 0.85; }

.mriezka { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 8px; }
.cislo { padding: 12px; background: var(--pozadie); border-radius: 12px; }
.cislo b { display: block; font-size: 20px; line-height: 1.2; }
.cislo span { font-size: 13px; color: var(--text-tlmeny); }

.tlmeny { color: var(--text-tlmeny); }
.male { font-size: 13px; margin-top: 10px !important; }
.chyba { color: #dc2626; margin: 6px 0 !important; font-size: 14px; }
.upozornenie {
  margin-top: 10px !important;
  padding: 10px 12px;
  font-size: 14px;
  color: var(--text) !important;
  background: color-mix(in srgb, #f59e0b 18%, transparent);
  border-radius: 10px;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(var(--lista-vyska) + env(safe-area-inset-bottom) + 16px);
  transform: translate(-50%, 20px);
  padding: 10px 18px;
  color: #fff;
  background: #14201a;
  border-radius: 999px;
  font-weight: 600;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s, transform .2s;
}
.toast.viditelny { opacity: 1; transform: translate(-50%, 0); }