/* Шапка: логотип, меню, телефон, корзина, «Подобрать». */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  min-height: var(--header-h);
}

.logo { display: flex; flex-direction: column; text-decoration: none; margin-right: auto; }
.logo__name { font-size: var(--fs-xl); font-weight: var(--fw-bold); color: var(--color-primary-dark); line-height: 1.1; }
.logo__tag { font-size: var(--fs-sm); color: var(--color-text-muted); }

.site-header__actions { display: flex; align-items: center; gap: var(--space-3); }

.site-header__phone {
  display: none;
  font-weight: var(--fw-bold);
  color: var(--color-text);
  text-decoration: none;
  white-space: nowrap;
}

.site-header__cart {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  min-height: var(--tap);
  color: var(--color-text);
  text-decoration: none;
  font-weight: var(--fw-semibold);
}

.site-header__count {
  min-width: 26px;
  padding: 0 var(--space-2);
  border-radius: 13px;
  background: var(--color-accent);
  color: var(--color-on-accent);
  font-size: var(--fs-sm);
  text-align: center;
}

.site-header__cta { display: none; }

.site-header__burger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--tap);
  height: var(--tap);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  cursor: pointer;
}
.site-header__burger-line,
.site-header__burger-line::before,
.site-header__burger-line::after {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  position: relative;
}
.site-header__burger-line::before,
.site-header__burger-line::after { content: ""; position: absolute; left: 0; }
.site-header__burger-line::before { top: -7px; }
.site-header__burger-line::after { top: 7px; }

/* Меню: на телефоне — выпадающий список под шапкой */
.site-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-strong);
}
.site-nav.is-open { display: block; }

.site-nav__list { list-style: none; margin: 0; padding: var(--space-2) var(--gutter) var(--space-4); }
.site-nav__list li + li { margin-top: 0; }
.site-nav__list a {
  display: block;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
  text-decoration: none;
  font-weight: var(--fw-semibold);
}

@media (min-width: 600px) {
  .site-header__cta { display: inline-flex; }
}

@media (min-width: 1100px) {
  .site-header__burger { display: none; }
  .site-header__phone { display: inline; }
  .site-nav { display: block; position: static; background: none; border: 0; box-shadow: none; }
  .site-nav__list { display: flex; gap: var(--space-4); padding: 0; }
  .site-nav__list a { border: 0; padding: var(--space-2) 0; font-size: var(--fs-sm); }
  .site-nav__list a:hover { color: var(--color-primary); }
  .logo { margin-right: 0; }
  .site-header__actions { margin-left: auto; }
}