/* =========================================================================
   layout.css — page shells (header, footer, site-nav).
   Components live in components.css; this file contains only layout.
   ========================================================================= */

/* Skip link */
.skip-link { position: absolute; left: -9999px; top: -9999px; }
.skip-link:focus { left: 8px; top: 8px; }

/* ── Header ─────────────────────────────────────────────── */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--md-sys-color-surface);
  border-bottom: 1px solid var(--md-sys-color-outline-variant);
  transition: box-shadow var(--md-sys-motion-duration-medium1) var(--md-sys-motion-easing-standard),
              background var(--md-sys-motion-duration-medium1) var(--md-sys-motion-easing-standard);
}
.site-header.is-scrolled {
  box-shadow: var(--md-sys-elevation-level2);
  background: var(--md-sys-color-surface-container);
}
.site-header__progress {
  position: absolute; left: 0; bottom: -1px;
  height: 2px; width: 0;
  background: linear-gradient(90deg, var(--md-sys-color-primary), color-mix(in srgb, var(--md-sys-color-primary) 60%, var(--md-sys-color-tertiary, var(--md-sys-color-secondary))));
  transition: width 120ms linear;
  pointer-events: none;
}
@media (prefers-reduced-motion: reduce) {
  .site-header__progress { transition: none; }
}
.top-bar__logo img { transition: transform var(--md-sys-motion-duration-medium1) var(--md-sys-motion-easing-emphasized); }
.top-bar__logo:hover img { transform: scale(1.04); }
.top-bar__catalog .md-button { transition: transform var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-emphasized), box-shadow var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-standard); }
.top-bar__catalog .md-button:hover { transform: translateY(-1px); box-shadow: var(--md-sys-elevation-level1); }
.top-bar__phone { transition: color var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-standard); }

/* Top bar — mobile-first */
.top-bar { padding-block: 10px; }
.top-bar__inner {
  display: grid;
  grid-template-areas:
    "logo menu actions"
    "search search search";
  grid-template-columns: auto auto 1fr;
  align-items: center;
  gap: 8px 10px;
}
.top-bar__logo     { grid-area: logo; display: inline-flex; align-items: center; }
.top-bar__menu-btn { grid-area: menu; }
.top-bar__catalog  { display: none; }
.top-bar__search   { grid-area: search; min-width: 0; }
.top-bar__contacts { display: none; }
.top-bar__actions  { grid-area: actions; display: inline-flex; gap: 4px; align-items: center; justify-content: flex-end; }
.top-bar__phone-btn { display: inline-flex; align-items: center; gap: 6px; }
.top-bar__phone-icon { display: inline-flex; }
.top-bar__logo img { height: 44px; width: auto; display: block; }

/* Desktop ≥ 840px */
@media (min-width: 840px) {
  .top-bar { padding-block: 22px 14px; }
  .top-bar__inner {
    grid-template-areas: "logo catalog search contacts actions";
    grid-template-columns: auto auto 1fr auto auto;
    gap: 16px 20px;
  }
  .top-bar__menu-btn { display: none !important; }
  .top-bar__phone-icon { display: none; }
  .top-bar__catalog  { grid-area: catalog; display: inline-flex; }
  .top-bar__contacts {
    grid-area: contacts;
    position: relative;
    display: inline-flex; align-items: center;
    color: var(--md-sys-color-on-surface-variant);
  }
  .top-bar__phone {
    display: inline-flex; align-items: center; gap: 6px;
    color: var(--md-sys-color-on-surface); font-weight: 600;
  }
  .top-bar__phone:hover { text-decoration: none; color: var(--md-sys-color-primary); }
  .top-bar__city {
    position: absolute;
    bottom: calc(100% + 2px); right: 10px;
    display: inline-flex; align-items: center; gap: 3px;
    font-size: 0.75rem; line-height: 1;
    white-space: nowrap;
    pointer-events: none;
  }
  .top-bar__logo img { height: 56px; }
}
@media (min-width: 1200px) {
  .top-bar__logo img { height: 64px; }
}

/* ── Search in header (override generic text-field to pill shape) ── */
.top-bar__search .md-text-field {
  min-height: 44px;
  border-radius: var(--md-sys-shape-corner-full, 9999px);
  transition: border-color var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-standard),
              box-shadow   var(--md-sys-motion-duration-medium1) var(--md-sys-motion-easing-emphasized);
}
.top-bar__search .md-text-field:focus-within {
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--md-sys-color-primary) 18%, transparent);
}
.top-bar__search .md-text-field__input { padding: 10px 0; }
.top-bar__search .md-text-field__label { display: none; }
.md-search { position: relative; width: 100%; }
.md-search__results {
  position: absolute; top: calc(100% + 6px); left: 0; right: 0;
  background: var(--md-sys-color-surface);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--md-sys-shape-corner-medium, 12px);
  box-shadow: var(--md-sys-elevation-level2);
  max-height: 60vh; overflow-y: auto; z-index: 60;
}
.md-search__results:empty,
.md-search__results[hidden] { display: none; }
.md-search__results { animation: tkDropdownIn var(--md-sys-motion-duration-medium2) var(--md-sys-motion-easing-emphasized-decelerate) both; transform-origin: top center; }
@keyframes tkDropdownIn {
  from { opacity: 0; transform: translateY(-6px) scaleY(0.96); }
  to   { opacity: 1; transform: translateY(0)    scaleY(1);   }
}
.md-search__item {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 12px;
  align-items: center;
  padding: 10px 14px;
  color: var(--md-sys-color-on-surface); text-decoration: none;
  border-bottom: 1px solid var(--md-sys-color-outline-variant);
  transition: background var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-standard),
              padding-left var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-emphasized);
}
.md-search__item:last-child { border-bottom: 0; }
.md-search__item:hover,
.md-search__item.is-active { background: var(--md-sys-color-surface-container); text-decoration: none; padding-left: 18px; }
.md-search__item.is-active { outline: 2px solid color-mix(in srgb, var(--md-sys-color-primary) 50%, transparent); outline-offset: -2px; }
.md-search__thumb {
  width: 48px; height: 48px;
  border-radius: var(--md-sys-shape-corner-small, 8px);
  object-fit: cover;
  background: var(--md-sys-color-surface-container-high);
  flex-shrink: 0;
}
.md-search__thumb--empty { display: block; }
.md-search__body { min-width: 0; }
.md-search__item-title {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.3;
}
.md-search__meta {
  display: flex; align-items: baseline; gap: 8px;
  margin-top: 3px;
  color: var(--md-sys-color-on-surface-variant);
}
.md-search__price { color: var(--md-sys-color-primary); font-weight: 600; }
.md-search__price-old { text-decoration: line-through; opacity: 0.7; font-weight: 400; }
.md-search__sku { font-variant-numeric: tabular-nums; opacity: 0.75; }
.md-search__empty { padding: 14px; color: var(--md-sys-color-on-surface-variant); }

/* ── Mini-cart ──────────────────────────────────────────── */
.mini-cart { position: relative; display: inline-flex; }
.mini-cart__badge {
  position: absolute; top: -2px; right: -2px;
  min-width: 18px; height: 18px; padding: 0 5px;
  border-radius: 9999px;
  background: var(--md-sys-color-error);
  color: var(--md-sys-color-on-error);
  font-size: 11px; line-height: 18px; text-align: center;
  font-weight: 600;
}
.mini-cart__badge.is-hidden { display: none; }

/* ── Drawer — mobile only (<840px). Animation in components.css ── */
.md-drawer {
  position: fixed; inset: 0; z-index: 100;
  visibility: hidden;
}
@media (min-width: 840px) { .md-drawer { display: none; } }
.md-drawer__scrim {
  position: absolute; inset: 0;
  background: color-mix(in srgb, var(--md-sys-color-scrim, #000) 40%, transparent);
}
.md-drawer__panel {
  position: absolute; inset-block: 0; inset-inline-start: 0;
  width: min(320px, 88vw);
  background: var(--md-sys-color-surface);
  color: var(--md-sys-color-on-surface);
  padding: 16px;
  overflow-y: auto;
  box-shadow: var(--md-sys-elevation-level3);
}
.md-drawer__header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.md-drawer__footer { margin-top: 16px; }

/* ── Shop phones list (dialog content) ──────────────────── */
.shop-phones { display: flex; flex-direction: column; padding: 0 8px; }
.shop-phones__item { border-bottom: 1px solid var(--md-sys-color-outline-variant); }
.shop-phones__item:last-child { border-bottom: 0; }
.shop-phones__link {
  position: relative;
  display: flex; align-items: center; gap: 14px;
  padding: 12px 16px; min-height: 64px;
  color: var(--md-sys-color-on-surface);
  text-decoration: none;
  border-radius: 12px;
  transition: background-color var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-standard);
}
.shop-phones__link:hover,
.shop-phones__link:focus-visible {
  background: color-mix(in srgb, var(--md-sys-color-primary) 8%, transparent);
  color: var(--md-sys-color-on-surface);
  text-decoration: none;
  outline: none;
}
.shop-phones__icon {
  flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px;
  border-radius: 9999px;
  background: var(--md-sys-color-primary-container);
  color: var(--md-sys-color-on-primary-container);
}
.shop-phones__text {
  flex: 1; min-width: 0;
  display: flex; flex-direction: column; gap: 2px;
}
.shop-phones__address { color: var(--md-sys-color-on-surface-variant); }
.shop-phones__phone   { color: var(--md-sys-color-on-surface); font-variant-numeric: tabular-nums; }
.shop-phones__action {
  flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px;
  color: var(--md-sys-color-primary);
  transition: transform var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-emphasized);
}
.shop-phones__link:hover .shop-phones__action { transform: translateX(2px); }

/* ── Footer ─────────────────────────────────────────────── */
.site-footer {
  margin-top: 48px;
  background: var(--md-sys-color-surface-container);
  color: var(--md-sys-color-on-surface);
}
.footer-columns { padding-block: 32px; }
.footer-columns__grid {
  display: grid; gap: 24px;
  grid-template-columns: 1fr;
}
@media (min-width: 600px) { .footer-columns__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .footer-columns__grid { grid-template-columns: repeat(4, 1fr); } }
.footer-bottom {
  border-top: 1px solid var(--md-sys-color-outline-variant);
  padding-block: 16px;
}
.footer-bottom__inner {
  display: flex; justify-content: space-between; align-items: center;
  gap: 16px; flex-wrap: wrap;
  color: var(--md-sys-color-on-surface-variant);
}

/* Snackbar mount hidden when empty */
.md-snackbar:empty { display: none; }

/* ── Maintenance notice (site-wide, dismissible once) ───── */
.maintenance-notice {
  position: relative; z-index: 95;
  background: var(--md-sys-color-tertiary-container);
  color: var(--md-sys-color-on-tertiary-container);
  border-bottom: 1px solid color-mix(in srgb, var(--md-sys-color-on-tertiary-container) 18%, transparent);
  transform: translateY(-100%);
  transition:
    transform var(--md-sys-motion-duration-medium2) var(--md-sys-motion-easing-emphasized-decelerate),
    max-height var(--md-sys-motion-duration-medium2) var(--md-sys-motion-easing-emphasized),
    opacity var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-standard);
  max-height: 200px;
  overflow: hidden;
}
.maintenance-notice[hidden] { display: none; }
.maintenance-notice.is-open { transform: translateY(0); }
.maintenance-notice.is-closing {
  transform: translateY(-100%);
  max-height: 0;
  opacity: 0;
  border-bottom-width: 0;
}
.maintenance-notice__inner {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 16px;
}
.maintenance-notice__icon { flex-shrink: 0; color: inherit; }
.maintenance-notice__text { margin: 0; flex: 1; }
.maintenance-notice__close { flex-shrink: 0; color: inherit; }
@media (prefers-reduced-motion: reduce) {
  .maintenance-notice { transition: none; }
}

/* ── Cookie / 152-ФЗ consent ────────────────────────────── */
.cookie-consent {
  position: fixed; left: 0; right: 0; bottom: 0;
  z-index: 90;
  background: var(--md-sys-color-inverse-surface, #2b2930);
  color: var(--md-sys-color-inverse-on-surface, #f4eff4);
  box-shadow: var(--md-sys-elevation-level3);
  transform: translateY(100%);
  transition: transform var(--md-sys-motion-duration-medium2) var(--md-sys-motion-easing-emphasized);
}
.cookie-consent.is-open { transform: translateY(0); }
.cookie-consent__inner {
  display: grid; gap: 12px;
  padding: 14px 16px;
  align-items: center;
}
@media (min-width: 760px) {
  .cookie-consent__inner {
    grid-template-columns: 1fr auto;
    padding: 16px 20px;
  }
}
.cookie-consent__text { margin: 0; }
.cookie-consent__link { color: var(--md-sys-color-inverse-primary, #cfbcff); text-decoration: underline; }
.cookie-consent__actions { display: flex; gap: 8px; justify-content: flex-end; flex-wrap: wrap; }
.cookie-consent__actions .md-button--text { color: var(--md-sys-color-inverse-on-surface, #f4eff4); }
@media (prefers-reduced-motion: reduce) {
  .cookie-consent { transition: none; }
}

/* ── Back-to-top FAB ────────────────────────────────────── */
.back-to-top {
  position: fixed;
  right: clamp(12px, 3vw, 24px);
  bottom: clamp(12px, 3vw, 24px);
  width: 48px; height: 48px;
  display: inline-flex; align-items: center; justify-content: center;
  border: none; cursor: pointer;
  border-radius: var(--md-sys-shape-corner-large, 16px);
  background: var(--md-sys-color-primary-container);
  color: var(--md-sys-color-on-primary-container);
  box-shadow: var(--md-sys-elevation-level3);
  z-index: 80;
  opacity: 0; transform: translateY(16px) scale(0.9);
  pointer-events: none;
  transition: opacity var(--md-sys-motion-duration-medium1) var(--md-sys-motion-easing-emphasized),
              transform var(--md-sys-motion-duration-medium1) var(--md-sys-motion-easing-emphasized),
              background var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-standard),
              box-shadow var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-standard);
}
.back-to-top.is-visible { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }
.back-to-top:hover { background: color-mix(in srgb, var(--md-sys-color-primary-container) 92%, var(--md-sys-color-on-primary-container)); box-shadow: var(--md-sys-elevation-level4); }
.back-to-top:active { transform: translateY(0) scale(0.95); }
.back-to-top .md-icon { font-size: 24px; }
@media (prefers-reduced-motion: reduce) {
  .back-to-top { transition: opacity 0.1s linear; transform: none; }
  .back-to-top.is-visible { transform: none; }
}