/* ═══════════════════════════════════════════════════════════
   BAS servis – Redesign 2026
   Sdílené styly: reset, proměnné, utility, topbar, header,
   footer, vnitřní stránky, responsive
   ═══════════════════════════════════════════════════════════ */

/* ─── CSS Reset & Variables ──────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --red:        #CC0000;
  --red-dark:   #a30000;
  --navy:       #1a2744;
  --navy-light: #243355;
  --gray-100:   #F4F6F9;
  --gray-200:   #E8ECF2;
  --gray-400:   #9AA3B2;
  --gray-700:   #4A5568;
  --text:       #1E2532;
  --white:      #FFFFFF;
  --radius:     10px;
  --shadow-sm:  0 2px 8px rgba(26,39,68,.08);
  --shadow-md:  0 6px 24px rgba(26,39,68,.12);
  --shadow-lg:  0 12px 40px rgba(26,39,68,.16);
  --transition: .22s ease;
  --font:       'Inter', system-ui, sans-serif;
  --max-w:      1200px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  padding: 0;
  margin: 0;
  font-size: 16px;
  font-weight: 400;
}

img { max-width: 100%; height: auto; display: block; }
a  { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ─── Utility ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-size: .95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
  white-space: nowrap;
  font-family: var(--font);
}
.btn-red  { background: var(--red);   color: var(--white); border-color: var(--red); }
.btn-red:hover { background: var(--red-dark); border-color: var(--red-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-outline { background: transparent; color: var(--white); border-color: rgba(255,255,255,.6); }
.btn-outline:hover { background: rgba(255,255,255,.12); border-color: var(--white); }
.btn-navy { background: var(--navy); color: var(--white); border-color: var(--navy); }
.btn-navy:hover { background: var(--navy-light); transform: translateY(-1px); box-shadow: var(--shadow-md); }

.section-label {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 10px;
}
.section-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--navy);
  line-height: 1.25;
  margin-bottom: 14px;
}
.section-subtitle {
  font-size: 1.05rem;
  color: var(--gray-700);
  max-width: 560px;
}
.section-header { margin-bottom: 48px; }
.section-header.center { text-align: center; }
.section-header.center .section-subtitle { margin: 0 auto; }

/* ─── TOP BAR ────────────────────────────────────────────── */
.topbar {
  background: var(--navy);
  color: rgba(255,255,255,.75);
  font-size: .82rem;
  padding: 7px 0;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.topbar-left { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.topbar-right { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.topbar a { color: rgba(255,255,255,.85); transition: var(--transition); }
.topbar a:hover { color: var(--white); }
.topbar i { margin-right: 5px; color: var(--red); }
.topbar .badge {
  background: var(--red);
  color: var(--white);
  padding: 2px 9px;
  border-radius: 20px;
  font-weight: 600;
  font-size: .76rem;
}

/* ─── HEADER / NAV ───────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}
.site-header.scrolled {
  box-shadow: 0 4px 20px rgba(26,39,68,.12);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

.site-logo img { height: 44px; width: auto; }

.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav a {
  padding: 8px 15px;
  font-size: .93rem;
  font-weight: 500;
  color: var(--gray-700);
  border-radius: 7px;
  transition: var(--transition);
  position: relative;
}
.main-nav a:hover,
.main-nav a.active { color: var(--navy); background: var(--gray-100); }
.main-nav a.active::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 50%;
  transform: translateX(-50%);
  width: 20px; height: 2px;
  background: var(--red);
  border-radius: 2px;
}

/* Dropdown – O nás */
.nav-dropdown { position: relative; }
.nav-dropdown > a::after { content: ' ▾'; font-size: .7em; }
.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  min-width: 210px;
  padding: 8px;
}
.nav-dropdown:hover .nav-dropdown-menu { display: block; }
.nav-dropdown-menu a {
  display: block;
  padding: 9px 14px;
  font-size: .9rem;
  border-radius: 6px;
  background: none;
}
.nav-dropdown-menu a:hover { background: var(--gray-100); }
.nav-dropdown-menu a::after { display: none; }

.header-cta { display: flex; align-items: center; gap: 12px; }
.header-phone {
  font-weight: 700;
  color: var(--navy);
  font-size: .95rem;
  white-space: nowrap;
}
.header-phone i { color: var(--red); margin-right: 6px; }
.header-phone small { display: block; font-size: .72rem; font-weight: 400; color: var(--gray-400); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  border-radius: 7px;
  transition: var(--transition);
  border: none;
  background: none;
}
.hamburger:hover { background: var(--gray-100); }
.hamburger span {
  width: 24px; height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: var(--transition);
  display: block;
}

/* ─── MOBILE NAV ─────────────────────────────────────────── */
.mobile-nav {
  display: none;
  background: var(--white);
  border-top: 1px solid var(--gray-200);
  padding: 16px 24px 24px;
}
.mobile-nav.open { display: block; }
.mobile-nav a {
  display: block;
  padding: 12px 0;
  border-bottom: 1px solid var(--gray-100);
  font-weight: 500;
  color: var(--navy);
  font-size: .97rem;
}
.mobile-nav .mobile-cta { margin-top: 16px; width: 100%; justify-content: center; }

/* ─── VNITŘNÍ STRÁNKY ────────────────────────────────────── */
.page-main {
  padding: 60px 0 80px;
  min-height: 50vh;
}
.page-main h1 {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 800;
  color: var(--navy);
  line-height: 1.2;
  margin-bottom: 28px;
  text-align: left;
  font-family: var(--font);
}
.page-main h2 {
  font-size: clamp(1.2rem, 2.5vw, 1.7rem);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.3;
  margin-bottom: 16px;
  margin-top: 40px;
  font-family: var(--font);
}
.page-main h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
  margin-top: 28px;
  font-family: var(--font);
}
.page-main p {
  color: var(--gray-700);
  line-height: 1.75;
  margin-bottom: 16px;
  font-size: 1rem;
}
.page-main ul, .page-main ol {
  padding-left: 20px;
  margin-bottom: 16px;
  color: var(--gray-700);
  font-size: 1rem;
  line-height: 1.75;
}
.page-main li { list-style: disc; margin-bottom: 6px; }
.page-main ol li { list-style: decimal; }
.page-main a { color: var(--red); }
.page-main a:hover { color: var(--red-dark); text-decoration: underline; }
.page-main table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 24px;
}
.page-main th, .page-main td {
  padding: 12px 16px;
  border: 1px solid var(--gray-200);
  font-size: .93rem;
}
.page-main th {
  background: var(--gray-100);
  font-weight: 700;
  color: var(--navy);
}
.page-main img {
  border-radius: var(--radius);
  margin-bottom: 16px;
}

/* Kontaktní formulář */
.page-main form label {
  display: block;
  font-size: .9rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 6px;
}
.page-main form input,
.page-main form textarea,
.page-main form select {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: .95rem;
  color: var(--text);
  background: var(--white);
  transition: border-color var(--transition);
  margin-bottom: 16px;
}
.page-main form input:focus,
.page-main form textarea:focus,
.page-main form select:focus {
  outline: none;
  border-color: var(--navy);
}
.page-main form button[type="submit"],
.page-main form input[type="submit"] {
  width: auto;
  background: var(--red);
  color: var(--white);
  border: 2px solid var(--red);
  padding: 13px 32px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font);
}
.page-main form button[type="submit"]:hover,
.page-main form input[type="submit"]:hover {
  background: var(--red-dark);
  border-color: var(--red-dark);
}

/* ─── FOOTER ─────────────────────────────────────────────── */
.site-footer {
  background: #0d1626;
  color: rgba(255,255,255,.7);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-brand p { font-size: .9rem; line-height: 1.7; margin-top: 16px; color: rgba(255,255,255,.55); }
.footer-logo { height: 38px; width: auto; margin-bottom: 4px; }
.footer-social { display: flex; gap: 10px; margin-top: 20px; }
.social-btn {
  width: 36px; height: 36px;
  background: rgba(255,255,255,.07);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.6);
  font-size: .9rem;
  transition: var(--transition);
}
.social-btn:hover { background: var(--red); color: var(--white); }

.footer-col h4 {
  font-size: .85rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.footer-col ul { list-style: none; padding: 0; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul a {
  font-size: .88rem;
  color: rgba(255,255,255,.55);
  transition: var(--transition);
}
.footer-col ul a:hover { color: var(--white); padding-left: 4px; }

.footer-contact { list-style: none; padding: 0; }
.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .88rem;
  margin-bottom: 12px;
  color: rgba(255,255,255,.6);
}
.footer-contact i { color: var(--red); margin-top: 3px; font-size: .9rem; flex-shrink: 0; }
.footer-contact a { color: rgba(255,255,255,.6); }
.footer-contact a:hover { color: var(--white); }

.footer-bottom {
  padding: 18px 0;
}
.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-size: .82rem;
  color: rgba(255,255,255,.4);
}
.footer-links { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-links a { color: rgba(255,255,255,.4); transition: var(--transition); }
.footer-links a:hover { color: rgba(255,255,255,.8); }

/* Scroll to top */
#goTopBtn {
  display: none;
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  background: var(--navy);
  color: var(--white);
  border: none;
  border-radius: 10px;
  padding: 10px 14px;
  font-size: .8rem;
  font-weight: 600;
  cursor: pointer;
  gap: 6px;
  align-items: center;
  transition: var(--transition);
  font-family: var(--font);
}
#goTopBtn.show { display: flex; }
#goTopBtn:hover { background: var(--red); transform: translateY(-2px); }
#goTopBtn i { font-size: 1rem; }

/* ─── RESPONSIVE ─────────────────────────────────────────── */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .topbar-right, .topbar .badge { display: none; }
  .main-nav, .header-cta .btn { display: none; }
  .hamburger { display: flex; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom .container { flex-direction: column; align-items: flex-start; gap: 14px; }
  .page-main { padding: 40px 0 60px; }
  .page-main h1 { font-size: 1.5rem; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .topbar { display: none; }
}