/* ============================================================
   Doghouse KG — header.css
   Топ-бар (marquee), липкий хедер, навигация, бургер-меню
   ============================================================ */

/* ---------- Топ-бар: бегущая строка ---------- */
.topbar {
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  padding: 8px 0;
}
.topbar__track {
  display: flex;
  width: max-content;
  animation: marquee 32s linear infinite;
}
.topbar:hover .topbar__track { animation-play-state: paused; }
.topbar__group {
  display: flex;
  align-items: center;
  gap: 28px;
  padding-right: 28px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 1.6px;
  color: var(--muted);
  white-space: nowrap;
}
.topbar__group b { color: var(--orange); font-weight: 700; }
.topbar__dot { color: var(--magenta); }
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- Хедер ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13, 15, 26, .88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow .3s;
}
.header.is-scrolled { box-shadow: 0 10px 34px rgba(0, 0, 0, .45); }
.header__inner {
  display: flex;
  align-items: center;
  gap: 26px;
  height: var(--header-h);
}

/* Логотип */
.logo { display: inline-flex; align-items: center; gap: 11px; flex: 0 0 auto; }
.logo__icon { width: 42px; height: 42px; flex: 0 0 auto; }
.logo__text {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 20px;
  line-height: 1.05;
  letter-spacing: .2px;
}
.logo__text small {
  display: block;
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 2.6px;
  color: var(--orange);
  text-transform: uppercase;
}

/* Навигация */
.nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav a {
  padding: 9px 12px;
  border-radius: 9px;
  font-size: 14px;
  font-weight: 700;
  color: var(--muted);
  transition: color .2s, background .2s;
}
.nav a:hover { color: var(--text); background: rgba(255, 255, 255, .05); }
.nav a.is-active { color: var(--orange); }

.header__actions { display: flex; align-items: center; gap: 18px; flex: 0 0 auto; }
.header__demo {
  font-weight: 800;
  font-size: 14px;
  color: var(--text);
  border-bottom: 2px solid var(--magenta);
  padding-bottom: 2px;
  transition: color .2s;
}
.header__demo:hover { color: var(--magenta); }

/* Бургер */
.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
}
.burger span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--text);
  border-radius: 2px;
  transition: transform .3s, opacity .3s;
}
.burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Мобильное меню */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: rgba(13, 15, 26, .98);
  padding: calc(var(--header-h) + 60px) 24px 40px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition: opacity .3s, transform .3s, visibility .3s;
  overflow-y: auto;
}
.mobile-menu.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
.mobile-menu a.mobile-menu__link {
  padding: 14px 6px;
  font-family: var(--font-head);
  font-size: 21px;
  font-weight: 700;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}
.mobile-menu a.mobile-menu__link:hover { color: var(--orange); }
.mobile-menu__cta { display: grid; gap: 12px; margin-top: 26px; }
body.menu-lock { overflow: hidden; }

@media (max-width: 1024px) {
  .nav, .header__actions { display: none; }
  .burger { display: flex; margin-left: auto; }
}