/* =============================================
   POHYB ONLINE — Komponenty
   Header, Footer, Nav, Hero, Cards…
   ============================================= */

/* ══════════════════════════════════════════════
   HEADER & NAVIGACE
   ══════════════════════════════════════════════ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding-block: var(--space-3);
  background: #ffffff;
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition), padding var(--transition);
}
.header.scrolled {
  box-shadow: 0 2px 24px rgba(26,86,219,.12);
  padding-block: var(--space-2);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}
.logo__icon {
  width: 42px; height: 42px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-size: 1.2rem;
  font-family: var(--font-head);
  font-weight: 800;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(26,86,219,.3);
}
.logo__text { display: flex; flex-direction: column; line-height: 1.1; }
.logo__name {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--primary-dark);
}
.logo__tagline {
  font-size: 0.7rem;
  color: var(--text-light);
  font-weight: 500;
  letter-spacing: 0.04em;
}

/* Desktop nav */
.nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}
.nav__link {
  font-family: var(--font-head);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-mid);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  position: relative;
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: 2px; left: var(--space-3); right: var(--space-3);
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transform: scaleX(0);
  transition: transform var(--transition);
}
.nav__link:hover { color: var(--primary); }
.nav__link:hover::after,
.nav__link.active::after { transform: scaleX(1); }
.nav__link.active { color: var(--primary); font-weight: 600; }

.nav__cta { margin-left: var(--space-4); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  background: var(--primary-subtle);
  padding: 6px;
}
.hamburger span {
  display: block;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: all var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav */
.mobile-nav {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(16px);
  z-index: 99;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-6);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-slow);
}
.mobile-nav.open { opacity: 1; pointer-events: all; }
.mobile-nav__list { display: flex; flex-direction: column; align-items: center; gap: var(--space-2); }
.mobile-nav__link {
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-dark);
  padding: var(--space-3) var(--space-8);
  border-radius: var(--radius-md);
  transition: color var(--transition), background var(--transition);
}
.mobile-nav__link:hover,
.mobile-nav__link.active { color: var(--primary); background: var(--primary-subtle); }

@media (max-width: 880px) {
  .nav, .nav__cta { display: none; }
  .hamburger { display: flex; }
}

/* ══════════════════════════════════════════════
   HERO SEKCE
   ══════════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100dvh;
  padding-top: 80px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, var(--blue-900) 0%, var(--blue-700) 60%, var(--blue-500) 100%);
}
.hero__bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/hero-bg.png');
  background-size: cover;
  background-position: center;
  opacity: 0.15;
}
.hero__blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.25;
}
.hero__blob--1 {
  width: 500px; height: 500px;
  background: var(--blue-400);
  top: -100px; right: -100px;
}
.hero__blob--2 {
  width: 350px; height: 350px;
  background: var(--accent);
  bottom: -80px; left: 10%;
}

.hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: var(--space-12);
  width: 100%;
}

.hero__content { color: #fff; }
.hero__label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.25);
  color: rgba(255,255,255,0.95);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
}
.hero__label-dot {
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
.hero__title { color: #fff; margin-bottom: var(--space-6); }
.hero__title em {
  font-style: normal;
  background: linear-gradient(90deg, #FCD34D, #F59E0B);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero__desc {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.82);
  margin-bottom: var(--space-8);
  max-width: 480px;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--space-4); }

/* Hero stats */
.hero__stats {
  display: flex;
  gap: var(--space-6);
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255,255,255,0.15);
}
.stat { display: flex; flex-direction: column; }
.stat__num {
  font-family: var(--font-head);
  font-size: 1.8rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
}
.stat__label { font-size: 0.78rem; color: rgba(255,255,255,0.65); margin-top: 2px; }

/* Hero image */
.hero__image-wrap {
  position: relative;
  display: flex;
  justify-content: center;
}
.hero__image-card {
  position: relative;
  width: 100%;
  max-width: 420px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 3px solid rgba(255,255,255,0.2);
}
.hero__image-card img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  object-position: top;
}
.hero__image-badge {
  position: absolute;
  bottom: var(--space-6);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-5);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  white-space: nowrap;
}
.hero__image-badge-icon {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
}
.hero__image-badge-text strong {
  display: block;
  font-family: var(--font-head);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-dark);
}
.hero__image-badge-text span {
  font-size: 0.72rem;
  color: var(--text-light);
}

/* Dekorativní kruh za obrázkem */
.hero__image-ring {
  position: absolute;
  width: 460px; height: 460px;
  border: 2px dashed rgba(255,255,255,0.2);
  border-radius: 50%;
  top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  animation: spin 30s linear infinite;
  pointer-events: none;
}

@media (max-width: 900px) {
  .hero__inner { grid-template-columns: 1fr; text-align: center; }
  .hero__desc  { margin-inline: auto; }
  .hero__actions { justify-content: center; }
  .hero__stats { justify-content: center; }
  .hero__image-wrap { order: -1; }
  .hero__image-ring { display: none; }
  .hero__image-card { max-width: 320px; }
  .hero__image-card img { height: 380px; }
}

/* ══════════════════════════════════════════════
   SEKCE — PROČ MY
   ══════════════════════════════════════════════ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-10);
}
.feature-card {
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: var(--space-8);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  transform: scaleX(0);
  transition: transform var(--transition);
}
.feature-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.feature-card:hover::before { transform: scaleX(1); }
.feature-card__icon {
  width: 56px; height: 56px;
  background: var(--primary-subtle);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem;
  margin-bottom: var(--space-5);
}
.feature-card__title {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: var(--space-2);
}
.feature-card__desc { font-size: 0.92rem; color: var(--text-light); }

/* ══════════════════════════════════════════════
   SEKCE — NABÍDKA (Navigační karty)
   ══════════════════════════════════════════════ */
.offer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
}
.offer-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
  display: flex;
  align-items: flex-end;
}
.offer-card__bg {
  position: absolute;
  inset: 0;
  transition: transform var(--transition-slow);
}
.offer-card:hover .offer-card__bg { transform: scale(1.06); }
.offer-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(15,23,42,0.85) 0%, rgba(15,23,42,0.2) 60%, transparent 100%);
}
.offer-card__body {
  position: relative;
  padding: var(--space-6);
  color: #fff;
}
.offer-card__icon {
  font-size: 2rem;
  margin-bottom: var(--space-2);
}
.offer-card__title {
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: var(--space-1);
}
.offer-card__desc { font-size: 0.85rem; opacity: 0.8; }
.offer-card__arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  margin-top: var(--space-3);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  transition: gap var(--transition);
}
.offer-card:hover .offer-card__arrow { gap: var(--space-3); }

/* ══════════════════════════════════════════════
   CTA BANNER
   ══════════════════════════════════════════════ */
.cta-banner {
  background: linear-gradient(135deg, var(--blue-800), var(--blue-600));
  border-radius: var(--radius-xl);
  padding: var(--space-12);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  width: 400px; height: 400px;
  background: var(--blue-400);
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.25;
  top: -100px; right: -80px;
}
.cta-banner__title {
  color: #fff;
  margin-bottom: var(--space-4);
  position: relative;
}
.cta-banner__desc {
  color: rgba(255,255,255,0.78);
  max-width: 520px;
  margin-inline: auto;
  margin-bottom: var(--space-8);
  position: relative;
}
.cta-banner__actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  position: relative;
}

/* ══════════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════════ */
.footer {
  background: var(--text-dark);
  color: rgba(255,255,255,0.7);
  padding-block: var(--space-16) var(--space-8);
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}
.footer__brand .logo__name { color: #fff; }
.footer__brand .logo__tagline { color: rgba(255,255,255,0.5); }
.footer__brand-desc {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.55);
  margin-top: var(--space-5);
  max-width: 280px;
}
.footer__col-title {
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.9);
  margin-bottom: var(--space-5);
}
.footer__links { display: flex; flex-direction: column; gap: var(--space-3); }
.footer__link {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}
.footer__link:hover { color: #fff; }
.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: 0.9rem;
  color: rgba(255,255,255,0.55);
  margin-bottom: var(--space-3);
}
.footer__contact-icon {
  width: 20px;
  color: var(--primary-light);
  flex-shrink: 0;
  font-size: 0.95rem;
}
.footer__socials {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-5);
}
.footer__social {
  width: 38px; height: 38px;
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.65);
  font-size: 0.95rem;
  transition: all var(--transition);
}
.footer__social:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
}
.footer__bottom a { color: rgba(255,255,255,0.5); transition: color var(--transition); }
.footer__bottom a:hover { color: #fff; }

@media (max-width: 900px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; text-align: center; }
}

/* ══════════════════════════════════════════════
   SCROLL INDIKÁTOR
   ══════════════════════════════════════════════ */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: rgba(255,255,255,0.6);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  animation: bounce 2s ease-in-out infinite;
}
.scroll-indicator__mouse {
  width: 24px; height: 36px;
  border: 2px solid rgba(255,255,255,0.4);
  border-radius: 12px;
  position: relative;
}
.scroll-indicator__wheel {
  position: absolute;
  top: 5px; left: 50%;
  transform: translateX(-50%);
  width: 3px; height: 6px;
  background: rgba(255,255,255,0.6);
  border-radius: 2px;
  animation: wheel 2s ease-in-out infinite;
}

@keyframes bounce {
  0%,100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}
@keyframes wheel {
  0%,100% { transform: translateX(-50%) translateY(0); opacity: 1; }
  80%      { transform: translateX(-50%) translateY(8px); opacity: 0; }
}
@keyframes pulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.5; transform: scale(1.3); }
}
@keyframes spin {
  from { transform: translate(-50%,-50%) rotate(0deg); }
  to   { transform: translate(-50%,-50%) rotate(360deg); }
}