/* ==========================================================================
   Layout: шапка, подвал, модальное окно, общий каркас.
   Mobile First. Классы БЭМ. Переменные — в style.css.
   ========================================================================== */

/* --------------------------------------------------------------------------
   Skip-link
   -------------------------------------------------------------------------- */
.skip-link {
  position: absolute;
  left: var(--container-pad);
  top: -100px;
  z-index: 200;
  padding: 0.6em 1.2em;
  background: var(--green-accent);
  color: var(--green-ink);
  border-radius: var(--radius-sm);
  transition: top var(--transition);
}
.skip-link:focus {
  position: absolute;
  width: auto; height: auto;
  margin: 0;
  clip: auto;
  top: var(--container-pad);
}

/* --------------------------------------------------------------------------
   Шапка
   -------------------------------------------------------------------------- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  box-shadow: var(--shadow-soft);
}

/* Верхняя полоса */
.topbar {
  display: none;
  background: var(--green-ink);
  color: var(--white);
  font-size: 0.83rem;
}

.topbar__wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1em;
  min-height: 38px;
}

.topbar__tagline { margin: 0; opacity: 0.8; }

.topbar__list { display: flex; align-items: center; gap: 1.4em; }

.topbar__link { color: var(--white); }
.topbar__link:hover { color: var(--green-accent); }

@media (min-width: 992px) {
  .topbar { display: block; }
}

/* Основная строка */
.header__wrapper { border-bottom: 1px solid var(--border); }

.header__body {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.75em 1.25em;
  padding-block: 0.7em;
}

/* Логотип */
.logo { display: inline-flex; align-items: center; gap: 0.65em; }

.logo__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.6rem;
  height: 2.6rem;
  border-radius: var(--radius-sm);
  background: var(--green-dark);
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.02em;
}

.logo__body { display: flex; flex-direction: column; line-height: 1.15; }

.logo__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--green-ink);
}

.logo__text { font-size: 0.68rem; color: var(--text-muted); }

/* Поиск */
.search { display: flex; align-items: stretch; gap: 0; }

.header__search { grid-column: 1 / -1; order: 10; }

.search__input { border-top-right-radius: 0; border-bottom-right-radius: 0; }

.search__button { border-top-left-radius: 0; border-bottom-left-radius: 0; white-space: nowrap; }

/* Действия */
.header__actions { display: flex; align-items: center; gap: 0.75em; }

.minibasket {
  display: inline-flex;
  align-items: center;
  gap: 0.55em;
  color: var(--green-ink);
}

.minibasket__icon { flex: none; color: var(--green-dark); }

.minibasket__body { display: none; flex-direction: column; line-height: 1.2; }

.minibasket__count { font-size: 0.8rem; color: var(--text-muted); white-space: nowrap; }

.minibasket__sum { font-size: 0.88rem; font-weight: 700; color: var(--green-ink); white-space: nowrap; }

.header__callback { display: none; }

/* Бургер */
.burger {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 2.6rem;
  height: 2.6rem;
  padding: 0;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.burger__line {
  display: block;
  width: 1.15rem;
  height: 2px;
  background: var(--green-ink);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.burger.is-active .burger__line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.is-active .burger__line:nth-child(2) { opacity: 0; }
.burger.is-active .burger__line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Навигация */
.nav {
  max-height: 0;
  overflow: hidden;
  background: var(--white);
  transition: max-height var(--transition);
}

.nav.is-open { max-height: 80vh; overflow-y: auto; border-bottom: 1px solid var(--border); }

.nav__wrapper { padding-block: 0.5em; }

.nav__list { display: flex; flex-direction: column; }

.nav__item { border-bottom: 1px solid var(--surface-deep); }

.nav__link {
  display: block;
  padding: 0.8em 0.25em;
  font-weight: 600;
  color: var(--green-ink);
}

.nav__link:hover { color: var(--green-accent-dark); }

.nav .sub-menu { list-style: none; margin: 0; padding: 0 0 0.5em 1em; }
.nav .sub-menu .nav__link, .nav .sub-menu a { display: block; padding: 0.5em 0.25em; font-weight: 400; }

@media (min-width: 768px) {
  .header__body { grid-template-columns: auto minmax(200px, 420px) auto; padding-block: 0.9em; }
  .header__search { grid-column: auto; order: 0; }
  .minibasket__body { display: flex; }
  .header__callback { display: inline-flex; }
  .burger { display: none; }

  .nav { max-height: none; overflow: visible; border-top: 1px solid var(--border); }

  .nav__wrapper { padding-block: 0; }

  .nav__list { flex-direction: row; flex-wrap: wrap; gap: 0.25em 0.5em; }

  .nav__item { border-bottom: 0; }

  .nav__link {
    position: relative;
    padding: 0.85em 0.75em;
    font-size: 0.95rem;
  }

  .nav__item--current > .nav__link,
  .nav__link:hover { color: var(--green-accent-dark); }
}

/* --------------------------------------------------------------------------
   Подвал
   -------------------------------------------------------------------------- */
.footer { margin-top: auto; }

.footer__wrapper {
  display: grid;
  gap: var(--px35);
  padding-block: var(--px70);
}

.footer__title {
  color: var(--white);
  font-size: 1.05rem;
  margin-bottom: 0.9em;
}

.footer__text { color: oklch(0.85 0.01 150); font-size: 0.92rem; max-width: 40ch; }

.footer__brand .logo__name, .footer__brand .logo__text { color: inherit; }
.footer__brand .logo__mark { background: var(--green-accent); color: var(--green-ink); }

.footer__list { display: flex; flex-direction: column; gap: 0.45em; }

.footer__link { color: oklch(0.85 0.01 150); font-size: 0.92rem; }
.footer__link:hover { color: var(--green-accent); }

.footer__contacts { display: flex; flex-direction: column; gap: 0.45em; font-size: 0.92rem; }

.footer__contact { color: var(--white); }
.footer__contact--phone { font-weight: 700; font-size: 1.05rem; }
.footer__contact:hover { color: var(--green-accent); }

.footer__callback { margin-top: 0.75em; }

.footer__bottom { border-top: 1px solid oklch(0.32 0.03 155); }

.footer__bottom-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5em 1.5em;
  justify-content: space-between;
  padding-block: 1.1em;
  font-size: 0.82rem;
  color: oklch(0.75 0.01 150);
}

@media (min-width: 768px) {
  .footer__wrapper { grid-template-columns: 1.2fr 1fr 1fr; }
}

/* --------------------------------------------------------------------------
   Модальное окно обратного звонка
   -------------------------------------------------------------------------- */
.callback {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--container-pad);
}

.callback[hidden] { display: none; }

.callback__overlay {
  position: absolute;
  inset: 0;
  background: oklch(0.2 0.03 155 / 0.55);
  backdrop-filter: blur(2px);
}

.callback__dialog {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  padding: var(--px35);
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-elevated);
  animation: krepz-reveal-in 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.callback__close {
  position: absolute;
  top: 0.6em;
  right: 0.6em;
  width: 2.4rem;
  height: 2.4rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--text-muted);
  background: transparent;
  border: 0;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.callback__close:hover { background: var(--surface); color: var(--green-ink); }

.callback__title { margin-right: 2.2rem; font-size: 1.35rem; }

.callback__form { margin-top: 1em; }

/* Блокировка прокрутки фона при открытой модалке */
body.is-modal-open { overflow: hidden; }