/* =========================================================
   BBNW — hlavný stylesheet
   Mobile-first, responzívny layout (Flexbox / CSS Grid)
   ========================================================= */

:root {
  --color-primary: #f08c00;
  --color-primary-dark: #d97b00;
  --color-dark: #333333;
  --color-dark-2: #2a2a2a;
  --color-bg: #f2f2f2;
  --color-text: #333333;
  --color-text-light: #ffffff;
  --color-muted: #a2a2a2;
  --font-main: 'Dosis', Arial, sans-serif;
  --container-w: 1200px;
  --radius: 6px;
  --transition: 0.2s ease-in-out;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-main);
  line-height: 1.5;
}

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

a { color: inherit; }

.container {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 20px;
}

/* =====================
   Typography
   ===================== */

h1, h2, h3 {
  font-family: var(--font-main);
  color: var(--color-primary);
  font-weight: 700;
  margin: 0 0 16px;
  line-height: 1.25;
}

h1 { font-size: clamp(24px, 4.5vw, 35px); }
h2 { font-size: clamp(20px, 3.5vw, 28px); }
h3 { font-size: clamp(17px, 2.8vw, 20px); }

p { margin: 0 0 12px; }

/* =====================
   Buttons
   ===================== */

.btn {
  display: inline-block;
  background-color: var(--color-primary);
  color: #f2f2f2;
  border: 1px solid var(--color-primary);
  font-family: var(--font-main);
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  text-align: center;
  padding: 13px 28px;
  border-radius: 3px;
  cursor: pointer;
  transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
}

.btn:hover, .btn:focus-visible {
  box-shadow: 0 0 6px rgba(240, 140, 0, 0.6);
  border-color: #f38937;
  outline: none;
}

.btn:active { transform: translateY(1px); }

.btn--outline {
  background: transparent;
  color: var(--color-primary);
}

input[type="button"],
input[type="submit"] {
  background-color: var(--color-primary);
  color: #f2f2f2;
  border: 1px solid var(--color-primary);
  font-family: var(--font-main);
  font-size: 15px;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: 3px;
  cursor: pointer;
  transition: box-shadow var(--transition), border-color var(--transition);
}

input[type="button"]:hover,
input[type="submit"]:hover {
  box-shadow: 0 0 6px rgba(240, 140, 0, 0.6);
  border-color: #f38937;
}

input[type="text"],
input[type="password"],
textarea {
  font-family: var(--font-main);
  border: 1px solid #d4d4d4;
  border-radius: 3px;
  padding: 8px 10px;
  width: 100%;
  font-size: 14px;
}

/* =====================
   Header / Navigation
   ===================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-dark);
}

.header-inner {
  max-width: var(--container-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 20px;
  gap: 16px;
}

.logo img { height: 60px; width: auto; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1100;
}

.nav-toggle span,
.nav-toggle::before,
.nav-toggle::after {
  content: "";
  display: block;
  width: 28px;
  height: 3px;
  background: #fff;
  margin: 5px 0;
  transition: transform var(--transition), opacity var(--transition);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
  flex: 1;
  justify-content: center;
}

.main-nav a {
  display: block;
  color: #fff;
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 12px 14px;
  border-radius: 3px;
  transition: color var(--transition), background var(--transition);
}

.main-nav a:hover,
.main-nav a.is-active {
  color: var(--color-primary);
}

.zone-nav a {
  display: block;
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  font-size: 14px;
  padding: 12px 18px;
  border-radius: 3px;
  white-space: nowrap;
  transition: background var(--transition);
}

.zone-nav a:hover { background: var(--color-primary-dark); }

@media (max-width: 880px) {
  .nav-toggle { display: block; }

  .main-nav {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(320px, 85%);
    height: 100vh;
    background: var(--color-dark);
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    padding: 90px 20px 20px;
    transform: translateX(100%);
    transition: transform var(--transition);
    overflow-y: auto;
  }

  .main-nav.is-open { transform: translateX(0); }

  .main-nav a { padding: 14px 10px; font-size: 16px; border-bottom: 1px solid rgba(255,255,255,0.08); }

  .zone-nav { order: -1; }

  body.nav-open { overflow: hidden; }
}

/* =====================
   Hero
   ===================== */

.hero {
  background-image: url('../images/header.jpg');
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  min-height: 60vh;
  display: flex;
  align-items: flex-end;
}

.hero-inner {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 40px 20px;
}

/* =====================
   Page header (subpages)
   ===================== */

.page-hero {
  background-color: var(--color-dark);
  color: #fff;
  padding: 16px 0;
}

/* =====================
   Sections
   ===================== */

.section {
  padding: 48px 0;
}

.section--light { background: #ffffff; }
.section--muted { background: var(--color-bg); }

.section--dark {
  background: var(--color-dark);
  color: #fff;
}

.section--dark h1,
.section--dark h2,
.section--dark h3 { color: var(--color-primary); }

.section--center { text-align: center; }

.section-icon {
  width: 130px;
  height: auto;
  margin: 0 auto 20px;
}

.lead {
  max-width: 760px;
  margin: 0 auto 24px;
  font-size: 16px;
}

/* =====================
   Grid / cards
   ===================== */

.grid {
  display: grid;
  gap: 24px;
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .grid--2 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 880px) {
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(4, 1fr); }
}

.tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  text-decoration: none;
  color: inherit;
  background: rgba(0,0,0,0.55);
  border: 2px solid transparent;
  border-radius: var(--radius);
  padding: 28px 16px;
  transition: border-color var(--transition), background var(--transition);
}

.tile:hover { border-color: var(--color-primary); }

.tile img { width: 70px; height: 70px; object-fit: contain; margin-bottom: 14px; }

.tile-title { color: #fff; font-size: 20px; font-weight: 700; }

.tile-grid-bg {
  background-image: url('../images/divider.jpg');
  background-size: cover;
  background-position: center;
  padding: 40px 0;
}

/* =====================
   Pricing tables
   ===================== */

.table-scroll { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }

.pricing-table {
  width: 100%;
  min-width: 480px;
  border-collapse: collapse;
  margin: 0 auto 16px;
  font-size: 14px;
}

.pricing-table caption { caption-side: top; }

.pricing-table th,
.pricing-table td {
  padding: 10px 12px;
  text-align: center;
  border-bottom: 1px solid rgba(0,0,0,0.1);
}

.section--dark .pricing-table th,
.section--dark .pricing-table td { border-bottom-color: rgba(255,255,255,0.15); color: #fff; }

.pricing-table thead th {
  font-weight: 700;
  border-bottom: 2px solid var(--color-primary);
}

.pricing-table tbody tr:hover { background: rgba(240,140,0,0.12); }

.pricing-table td:first-child,
.pricing-table th:first-child { font-weight: 700; text-align: left; }

.pricing-table td:last-child { color: var(--color-primary); font-weight: 700; }

.doc-list {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  max-width: 560px;
  text-align: left;
}

.doc-list li { margin-bottom: 12px; }

.doc-list a {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--color-text);
  font-size: 15px;
  transition: color var(--transition);
}

.section--dark .doc-list a { color: #fff; }

.doc-list a:hover { color: var(--color-primary); }

.doc-list img { width: 22px; height: 22px; flex-shrink: 0; }

.feature-list {
  max-width: 560px;
  margin: 0 auto 16px;
  text-align: left;
  padding-left: 20px;
}

.feature-list li { margin-bottom: 8px; }

/* =====================
   Forms
   ===================== */

.form-grid {
  display: grid;
  gap: 14px;
  max-width: 480px;
  margin: 0 auto;
  text-align: left;
}

.form-row label {
  display: block;
  font-size: 13px;
  color: var(--color-muted);
  margin-bottom: 4px;
}

.captcha-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.captcha-row img.captcha-refresh { width: 24px; height: 24px; cursor: pointer; }

/* =====================
   Dostupnosť form
   ===================== */

.availability-form {
  max-width: 420px;
  margin: 0 auto;
  display: grid;
  gap: 14px;
}

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

.dropdown-content {
  display: none;
  position: absolute;
  left: 0; right: 0;
  background: #f9f9f9;
  box-shadow: 0 8px 16px rgba(0,0,0,0.2);
  padding: 10px 14px;
  z-index: 5;
  max-height: 220px;
  overflow-y: auto;
  text-align: left;
}

.dropdown-content:not(:empty) { display: block; }

.searchbox { background: #fff; border: 1px solid #e8e8e8; }

/* =====================
   Contact page
   ===================== */

.contact-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: 1fr;
  text-align: center;
}

@media (min-width: 720px) {
  .contact-grid { grid-template-columns: repeat(4, 1fr); text-align: left; }
}

.contact-grid h4 { color: var(--color-primary); margin: 0 0 8px; font-size: 15px; }
.contact-grid p { color: var(--color-muted); font-size: 14px; margin: 0; }

.map-frame { width: 100%; height: 400px; border: 0; border-radius: var(--radius); }

/* =====================
   Login (zone.php)
   ===================== */

.login-form {
  max-width: 300px;
  margin: 0 auto;
  display: grid;
  gap: 14px;
}

.login-form .form-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.login-form .form-row label { margin: 0; white-space: nowrap; }
.login-form input { max-width: 180px; }

/* =====================
   Footer
   ===================== */

.site-footer {
  background: var(--color-dark-2);
  color: var(--color-muted);
  padding: 32px 0;
}

.footer-inner {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.footer-inner p { margin: 0; font-size: 14px; }

/* GDPR legal table (memor.php) fallback readability */
.legal-table { font-size: 13px; }
.legal-table td { text-align: left; vertical-align: top; padding: 8px 10px; }

/* =====================
   Legacy link styles (documents / autocomplete)
   ===================== */

.AHrefTarifW,
.AHrefTarifB {
  color: var(--color-text);
  text-decoration: none;
  font-size: 15px;
  transition: color var(--transition);
}

.section--dark .AHrefTarifB { color: #fff; }

.AHrefTarifW:hover,
.AHrefTarifB:hover { color: var(--color-primary); }

.ASearchMenu {
  color: var(--color-text);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
}

.ASearchMenu:hover { color: var(--color-primary); }

/* =====================
   Utility
   ===================== */

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}