/* HEYDAY — Header (soft minimalism) */

.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(241, 236, 227, 0.86);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition-base), border-color var(--transition-base);
}
.header.scrolled {
  background: rgba(241, 236, 227, 0.97);
}
.header .container { height: 100%; }
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-4);
}

/* ─── Logo ─────────────────────────────────── */
.logo {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex-shrink: 0;
  transition: opacity var(--transition-fast);
}
.logo:hover { opacity: 0.7; }
.logo__main {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--color-text);
  line-height: 1;
}
.logo__sub {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  line-height: 1;
}

/* ─── Header contacts (center, single line) ─── */
.header__contacts {
  display: flex;
  align-items: center;
  gap: 18px;
  flex: 1;
  justify-content: center;
}
.header__phone {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  white-space: nowrap;
  transition: color var(--transition-fast);
}
.header__phone:hover { color: var(--color-accent); }
.header__hours,
.header__address {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.header__address { transition: color var(--transition-fast); }
.header__address:hover { color: var(--color-accent); }

/* ─── Nav ─────────────────────────────────── */
.nav__list {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  letter-spacing: 0.01em;
  transition: color var(--transition-fast), background var(--transition-fast);
  white-space: nowrap;
}
.nav__link:hover { color: var(--color-accent); background: var(--color-accent-light); }
.nav__link.active { color: var(--color-accent); }
.nav__link svg { width: 12px; height: 12px; transition: transform var(--transition-fast); }
.nav__dropdown-toggle[aria-expanded="true"] svg { transform: rotate(180deg); }

.nav__dropdown { position: relative; }
/* Invisible bridge so hover doesn't drop in the gap between toggle and menu */
.nav__dropdown::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  height: 12px;
}
.nav__dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(-4px);
  min-width: 280px;
  padding: 10px;
  background: var(--surface-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.nav__dropdown-menu a {
  padding: 10px 14px;
  font-size: 0.9375rem;
  font-weight: 400;
  border-radius: var(--radius-sm);
  color: var(--color-text);
  transition: background var(--transition-fast), color var(--transition-fast);
}
.nav__dropdown-menu a:hover { background: var(--color-surface); color: var(--color-accent); }
.nav__dropdown:hover .nav__dropdown-menu,
.nav__dropdown-menu:hover {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

/* ─── Header CTA ──────────────────────────── */
.header__cta { flex-shrink: 0; }

/* ─── Burger ─────────────────────────────── */
.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  gap: 5px;
  background: transparent;
  border-radius: var(--radius-sm);
}
.burger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}
.burger.open span:nth-child(1),
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.burger.open span:nth-child(2),
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3),
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ─── Mobile nav ─────────────────────────── */
.mobile-nav {
  position: fixed;
  inset: var(--header-height) 0 0 0;
  z-index: 99;
  background: var(--color-bg);
  padding: 28px var(--container-padding) 32px;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.mobile-nav.open,
.mobile-nav.is-open { transform: translateX(0); }

.mobile-nav__section { display: flex; flex-direction: column; gap: 4px; }
.mobile-nav__label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 8px;
}
.mobile-nav__link {
  display: block;
  padding: 12px 0;
  font-size: 1.0625rem;
  font-weight: 400;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-divider);
}
.mobile-nav__link:last-child { border-bottom: 0; }

/* Блок «телефон + адрес + Записаться» поднят в самый верх гамбургер-меню,
   чтобы кнопка записи была видна сразу при открытии (раньше — в самом низу). */
.mobile-nav__contacts {
  order: -1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-divider);
}
.mobile-nav__phone { font-size: 1.25rem; font-weight: 500; color: var(--color-text); }
.mobile-nav__address { font-size: 0.875rem; color: var(--color-text-secondary); }
.mobile-nav__cta { order: -1; margin-bottom: 4px; width: 100%; }

/* ─── Scroll-top button ──────────────────── */
.scroll-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 48px;
  height: 48px;
  background: var(--surface-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base), background var(--transition-fast);
  z-index: 50;
}
.scroll-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.scroll-top:hover {
  background: var(--color-accent);
  color: var(--color-accent-on);
  border-color: var(--color-accent);
}

/* ─── Responsive ─────────────────────────── */
@media (max-width: 1100px) {
  .header__contacts { display: none; }
}
@media (max-width: 900px) {
  .nav,
  .header__cta { display: none; }
  .burger { display: flex; }
}
@media (min-width: 901px) {
  .mobile-nav { display: none; }
}

/* Touch target: 44px burger on coarse pointers */
@media (pointer: coarse) {
  .burger { width: 44px; height: 44px; }
}