/* KOMI-ELEKTRO s.r.o. — styl nového webu
   Paleta vychází z firemního loga (azurová #009fd6, černý stín).
   Podpisový motiv: zkosené plochy (skewX) převzaté z parallelogramu v logu. */

:root {
  --modra: #009fd6;
  --modra-tmava: #0082ae;
  --uhel: #15181d;
  --uhel-svetly: #232830;
  --papir: #f4f7f9;
  --bila: #ffffff;
  --text: #2b3036;
  --text-slaby: #5d666f;
  --zhaveni: #ffb95e;
  --sirka: 1140px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  font-family: 'Barlow', -apple-system, 'Segoe UI', sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bila);
  overflow-x: clip;
}

img { max-width: 100%; display: block; }

.obal { max-width: var(--sirka); margin: 0 auto; padding: 0 20px; }

h1, h2, h3 { line-height: 1.25; }
h1, h2 { font-family: 'Barlow', sans-serif; font-weight: 800; letter-spacing: .2px; }
h3 { font-family: 'Barlow', sans-serif; font-weight: 700; }

a { color: var(--modra-tmava); }
a:focus-visible, button:focus-visible {
  outline: 3px solid var(--modra);
  outline-offset: 2px;
}

/* ---------- hlavička ---------- */

.hlavicka-horni { background: var(--bila); }
.hlavicka-horni .obal {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding-top: 18px; padding-bottom: 18px;
}
.logo img { width: 190px; height: auto; }
.hlavicka-kontakt { text-align: right; font-size: 15px; color: var(--text-slaby); }
.hlavicka-kontakt a.telefon {
  display: block; font-size: 22px; font-weight: 700; color: var(--uhel);
  text-decoration: none; letter-spacing: .3px;
}
.hlavicka-kontakt a.telefon:hover { color: var(--modra-tmava); }

/* menu — modrý pruh jako na stávajícím webu */
.menu { background: var(--modra); position: sticky; top: 0; z-index: 50; }
.menu ul { list-style: none; display: flex; flex-wrap: wrap; }
.menu a {
  display: block; padding: 13px 20px; color: var(--bila); text-decoration: none;
  font-weight: 600; font-size: 15.5px; letter-spacing: .4px; text-transform: uppercase;
}
.menu a:hover { background: var(--modra-tmava); }
.menu li.aktivni a { background: var(--uhel); }

/* mobilní přepínač menu (hamburger) — na desktopu skrytý */
.menu-prepinac {
  display: none; align-items: center; gap: 10px;
  background: none; border: 0; cursor: pointer;
  color: var(--bila); font: inherit; font-weight: 700; font-size: 15.5px;
  letter-spacing: .8px; text-transform: uppercase; padding: 13px 0;
}
.menu-prepinac svg { display: block; }

/* ---------- hero ---------- */

.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(ellipse 620px 420px at 78% 88%, rgba(255,185,94,.28), transparent 65%),
    radial-gradient(ellipse 900px 600px at 75% 110%, rgba(255,185,94,.14), transparent 70%),
    linear-gradient(160deg, #1b2027 0%, var(--uhel) 55%, #101318 100%);
  /* Až bude zakoupena licence fotky (Shutterstock 431681371 — žárovka na kameni),
     nahradit gradienty řádkem:
     background: linear-gradient(rgba(16,19,24,.55), rgba(16,19,24,.75)), url(../img/hero.jpg) center/cover;
  */
  color: var(--bila);
}
.hero .obal { padding-top: 84px; padding-bottom: 96px; position: relative; }
.oznaceni {
  display: inline-block; background: var(--modra); color: var(--bila);
  transform: skewX(-12deg); padding: 5px 16px; margin-bottom: 26px;
  font-size: 14px; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase;
}
.oznaceni > span { display: inline-block; transform: skewX(12deg); }
.hero h1 { font-size: clamp(26px, 4.2vw, 44px); max-width: 21ch; margin-bottom: 22px; }
.hero p.podtitul { font-size: 19px; max-width: 56ch; color: #cdd4da; margin-bottom: 36px; }
.hero-tlacitka { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }

.tlacitko {
  display: inline-block; text-decoration: none; font-weight: 700; font-size: 16px;
  letter-spacing: .5px; text-transform: uppercase;
  background: var(--modra); color: var(--bila);
  padding: 14px 30px; transform: skewX(-12deg);
  transition: background .15s ease;
}
.tlacitko > span { display: inline-block; transform: skewX(12deg); }
.tlacitko:hover { background: var(--modra-tmava); }
.tlacitko.obrys { background: transparent; box-shadow: inset 0 0 0 2px rgba(255,255,255,.75); }
.tlacitko.obrys:hover { background: rgba(255,255,255,.12); }

/* ---------- sekce ---------- */

.sekce { padding: 72px 0; }
.sekce.seda { background: var(--papir); }
.sekce.tmava { background: var(--uhel); color: var(--bila); }

.sekce-hlava { max-width: 760px; margin-bottom: 44px; }
.sekce-hlava h2 { font-size: clamp(22px, 3vw, 30px); margin: 14px 0 14px; }
.sekce-hlava p { color: var(--text-slaby); font-size: 18px; }
.sekce.tmava .sekce-hlava p { color: #b9c1c9; }

/* karty služeb */
.sluzby-mriz { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.sluzby-mriz.dva-sloupce-mriz { grid-template-columns: repeat(2, 1fr); }
.karta {
  background: var(--bila); border: 1px solid #e2e8ec; border-top: 4px solid var(--modra);
  padding: 26px 24px 28px; text-decoration: none; color: var(--text);
  display: flex; flex-direction: column; gap: 10px;
  transition: transform .15s ease, box-shadow .15s ease;
}
.karta:hover { transform: translateY(-3px); box-shadow: 0 10px 28px rgba(21,24,29,.10); }
.karta svg { width: 34px; height: 34px; stroke: var(--modra); }
.karta h3 { font-size: 19px; color: var(--uhel); }
.karta p { font-size: 15.5px; color: var(--text-slaby); }
.karta .vice { margin-top: auto; font-weight: 700; font-size: 14.5px; color: var(--modra-tmava); text-transform: uppercase; letter-spacing: .5px; }

/* dvousloupec (o firmě) */
.dva-sloupce { display: grid; grid-template-columns: 1.15fr 1fr; gap: 48px; align-items: center; }
.dva-sloupce .foto { border: 1px solid #e2e8ec; }
.dva-sloupce .foto img { width: 100%; }
.dva-sloupce .foto figcaption { font-size: 14px; color: var(--text-slaby); padding: 10px 14px; background: var(--bila); }
.odrazky { list-style: none; margin-top: 18px; }
.odrazky li { padding: 7px 0 7px 30px; position: relative; }
.odrazky li::before {
  content: ""; position: absolute; left: 0; top: 15px; width: 14px; height: 8px;
  background: var(--modra); transform: skewX(-12deg);
}

/* pás s čísly */
.cisla { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; text-align: center; }
.cislo { min-width: 0; }
.cislo strong { display: block; font-family: 'Barlow', sans-serif; font-weight: 800; font-size: clamp(24px, 2.6vw, 34px); color: var(--modra); margin-bottom: 6px; }
.cislo span { font-size: 15px; color: #b9c1c9; }

/* reference */
.reference-mriz { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.reference-karta { background: var(--bila); border: 1px solid #e2e8ec; padding: 24px; }
.reference-karta .foto-akce {
  width: calc(100% + 48px); margin: -24px -24px 18px; max-width: none;
  aspect-ratio: 3 / 2; object-fit: cover;
}
.sekce.seda .reference-karta { background: var(--bila); }
.rok {
  display: inline-block; background: var(--uhel); color: var(--bila);
  transform: skewX(-12deg); padding: 2px 12px; font-size: 13.5px; font-weight: 700;
  margin-bottom: 14px; letter-spacing: 1px;
}
.rok > span { display: inline-block; transform: skewX(12deg); }
.reference-karta h3 { font-size: 18px; margin-bottom: 6px; color: var(--uhel); }
.reference-karta .misto { color: var(--text-slaby); font-size: 15px; }
.reference-karta .rozsah { margin-top: 10px; font-size: 15px; color: var(--text-slaby); }

/* CTA pás */
.cta-pas { text-align: center; }
.cta-pas h2 { font-size: clamp(20px, 2.6vw, 27px); margin-bottom: 12px; }
.cta-pas p { color: #b9c1c9; margin-bottom: 28px; max-width: 60ch; margin-left: auto; margin-right: auto; }

/* obsahové stránky */
.stranka-hlava { background: var(--uhel); color: var(--bila); position: relative; overflow: hidden; }
.stranka-hlava::after {
  content: ""; position: absolute; right: -60px; top: -40px; width: 340px; height: 220%;
  background: rgba(0,159,214,.10); transform: skewX(-12deg); pointer-events: none;
}
.stranka-hlava .obal { padding-top: 48px; padding-bottom: 52px; position: relative; }
.stranka-hlava h1 { font-size: clamp(24px, 3.4vw, 36px); max-width: 24ch; }
.stranka-hlava p.podtitul { color: #cdd4da; margin-top: 14px; max-width: 62ch; font-size: 18px; }
.drobky { font-size: 14px; margin-bottom: 18px; color: #9aa3ac; }
.drobky a { color: #cdd4da; text-decoration: none; }
.drobky a:hover { text-decoration: underline; }

.clanek { max-width: 780px; }
.clanek h2 { font-size: 24px; margin: 40px 0 14px; }
.clanek h2:first-child { margin-top: 0; }
.clanek h3 { font-size: 19px; margin: 26px 0 10px; }
.clanek p + p { margin-top: 14px; }
.clanek ul:not(.odrazky), .clanek ol { margin: 14px 0 14px 26px; }
.clanek ul:not(.odrazky) li, .clanek ol li { padding: 3px 0; }
.clanek blockquote {
  border-left: 4px solid var(--modra); background: var(--papir);
  padding: 14px 20px; margin: 20px 0; color: var(--text-slaby);
}
.clanek .zvyraznene {
  border-left: 4px solid var(--modra); background: var(--papir);
  padding: 18px 22px; margin: 26px 0; font-size: 16.5px;
}

/* kontakt */
.kontakt-mriz { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.kontakt-blok h3 { font-size: 17px; text-transform: uppercase; letter-spacing: 1px; color: var(--modra-tmava); margin: 26px 0 8px; }
.kontakt-blok h3:first-child { margin-top: 0; }
.kontakt-blok p { margin-bottom: 4px; }
.kontakt-blok a { color: var(--uhel); font-weight: 600; }
.mapa iframe { width: 100%; height: 420px; border: 1px solid #e2e8ec; }

/* formulář (návrh — zatím bez odesílání) */
.formular { display: grid; gap: 16px; margin-top: 10px; }
.formular label { font-weight: 600; font-size: 15px; display: block; margin-bottom: 6px; }
.formular input, .formular textarea {
  width: 100%; padding: 12px 14px; border: 1px solid #cfd8de; font: inherit; background: var(--bila);
}
.formular input:focus, .formular textarea:focus { outline: 2px solid var(--modra); border-color: var(--modra); }
.formular button { border: 0; cursor: pointer; font: inherit; justify-self: start; }
/* Past na roboty (honeypot) — skrytá pro lidi, čtečky ji ignorují. */
.pole-past { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.zprava-uspech {
  background: #e7f6ec; border: 1px solid #7fc99a; color: #1c6b39;
  padding: 16px 18px; margin-top: 10px; font-weight: 600;
}
.zprava-chyba {
  background: #fdecec; border: 1px solid #e0a0a0; color: #a12626;
  padding: 12px 18px; margin: 0 0 6px;
}
.zprava-chyba p { margin: 2px 0; }

/* ---------- patička ---------- */

.paticka { background: var(--uhel); color: #b9c1c9; margin-top: 0; }
.paticka .obal { padding-top: 44px; padding-bottom: 34px; }
.paticka-mriz { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 34px; }
.paticka h3 { color: var(--bila); font-size: 16px; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 12px; }
.paticka a { color: #dfe5ea; text-decoration: none; }
.paticka a:hover { text-decoration: underline; }
.paticka ul { list-style: none; }
.paticka li { padding: 3px 0; }
.paticka .spodek {
  border-top: 1px solid #2b323b; margin-top: 34px; padding-top: 18px;
  font-size: 14px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
}

/* ---------- responzivita ---------- */

@media (max-width: 900px) {
  .sluzby-mriz, .reference-mriz { grid-template-columns: 1fr 1fr; }
  .cislo strong { font-size: 24px; }
  .dva-sloupce, .kontakt-mriz { grid-template-columns: 1fr; }
  .cisla { grid-template-columns: 1fr 1fr; row-gap: 30px; }
  .paticka-mriz { grid-template-columns: 1fr 1fr; }
}

/* mobilní menu — hamburger, položky pod sebou */
@media (max-width: 760px) {
  .menu-prepinac { display: flex; }
  .menu ul { display: none; flex-direction: column; padding-bottom: 8px; }
  .menu.otevrene ul { display: flex; }
  .menu a { padding: 12px 4px; border-top: 1px solid rgba(255,255,255,.22); }
  .menu li.aktivni a { background: none; font-weight: 700; box-shadow: inset 4px 0 0 var(--uhel); padding-left: 14px; }
}

@media (max-width: 620px) {
  .sluzby-mriz, .sluzby-mriz.dva-sloupce-mriz, .reference-mriz, .paticka-mriz { grid-template-columns: 1fr; }
  .logo img { width: 150px; }
  .hlavicka-horni .obal { padding-top: 12px; padding-bottom: 12px; }
  .hlavicka-kontakt { font-size: 13px; }
  .hlavicka-kontakt a.telefon { font-size: 18px; }
  .hero .obal { padding-top: 56px; padding-bottom: 64px; }
  .sekce { padding: 52px 0; }
}

@media (max-width: 420px) {
  .hlavicka-kontakt a:not(.telefon) { display: none; }
}