/* Container & Grid */

.container {
  width: min(100% - 32px, var(--container-width));
  margin-inline: auto;
}

.container--narrow {
  width: min(100% - 32px, 800px);
}

.grid {
  display: grid;
  gap: var(--space-6);
}

.grid--2 {
  grid-template-columns: 1fr;
}

.grid--3 {
  grid-template-columns: 1fr;
}

.grid--4 {
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .grid--4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Page layout */

.page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.page__main {
  flex: 1;
}

.section {
  padding-block: var(--space-16);
}

.section--alt {
  background-color: var(--color-surface-secondary);
}

.section--surface {
  background-color: var(--color-surface);
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  height: var(--header-height);
  background-color: rgb(255 255 255 / 95%);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(8px);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  height: 100%;
}

.site-header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--color-primary);
}

.site-header__logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-small);
}

.site-header__logo-text {
  display: none;
}

@media (min-width: 576px) {
  .site-header__logo-text {
    display: block;
  }
}

.site-header__nav {
  display: none;
}

@media (min-width: 992px) {
  .site-header__nav {
    display: block;
    flex: 1;
  }
}

.site-header__actions {
  display: none;
  align-items: center;
  gap: var(--space-5);
}

@media (min-width: 992px) {
  .site-header__actions {
    display: flex;
  }
}

.site-header__phone {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-1);
  font-size: var(--text-sm);
}

.site-header__phone-label {
  color: var(--color-text-muted);
  font-size: var(--text-xs);
}

.site-header__phone-link {
  font-weight: 600;
  color: var(--color-text-primary);
  white-space: nowrap;
  transition: color var(--transition-fast);
}

.site-header__phone-link:hover {
  color: var(--color-action);
}

.site-header__burger {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--color-text-primary);
  border-radius: var(--radius-small);
  transition: background-color var(--transition-fast);
}

.site-header__burger:hover {
  background-color: var(--color-surface-secondary);
}

@media (min-width: 992px) {
  .site-header__burger {
    display: none;
  }
}

/* Primary navigation */

.nav-primary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
}

.nav-primary__item {
  position: relative;
}

.nav-primary__link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  min-height: 44px;
  padding-inline: var(--space-3);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-small);
  transition:
    color var(--transition-fast),
    background-color var(--transition-fast);
}

.nav-primary__link:hover,
.nav-primary__link--active {
  color: var(--color-primary);
  background-color: var(--color-surface-secondary);
}

.nav-primary__link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.nav-primary__item--open .nav-primary__link svg {
  transform: rotate(180deg);
}

/* Dropdown */

.nav-dropdown {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 50%;
  min-width: 240px;
  padding: var(--space-3);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  box-shadow: var(--shadow-medium);
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(8px);
  transition:
    opacity var(--transition-base),
    visibility var(--transition-base),
    transform var(--transition-base);
}

.nav-primary__item--open .nav-dropdown,
.nav-primary__item:focus-within .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown__link {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  border-radius: var(--radius-small);
  transition:
    color var(--transition-fast),
    background-color var(--transition-fast);
}

.nav-dropdown__link:hover {
  color: var(--color-primary);
  background-color: var(--color-surface-secondary);
}

.nav-dropdown__link--all {
  margin-top: var(--space-2);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  font-weight: 600;
  color: var(--color-action);
}

/* Mobile menu */

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: var(--z-mobile-menu);
  visibility: hidden;
  pointer-events: none;
}

.mobile-menu--open {
  visibility: visible;
  pointer-events: auto;
}

.mobile-menu__overlay {
  position: absolute;
  inset: 0;
  background-color: rgb(15 23 42 / 40%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.mobile-menu--open .mobile-menu__overlay {
  opacity: 1;
}

.mobile-menu__panel {
  position: absolute;
  top: 0;
  right: 0;
  display: flex;
  flex-direction: column;
  width: min(100%, 400px);
  height: 100%;
  background-color: var(--color-surface);
  box-shadow: var(--shadow-medium);
  transform: translateX(100%);
  transition: transform var(--transition-base);
}

.mobile-menu--open .mobile-menu__panel {
  transform: translateX(0);
}

.mobile-menu__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.mobile-menu__title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 600;
}

.mobile-menu__close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-small);
  color: var(--color-text-primary);
  transition: background-color var(--transition-fast);
}

.mobile-menu__close:hover {
  background-color: var(--color-surface-secondary);
}

.mobile-menu__body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4) var(--space-6) var(--space-8);
}

.mobile-menu__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-6);
  border-top: 1px solid var(--color-border);
}

.mobile-nav__item {
  border-bottom: 1px solid var(--color-border);
}

.mobile-nav__trigger,
.mobile-nav__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 52px;
  padding-block: var(--space-3);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text-primary);
  text-align: left;
}

.mobile-nav__trigger svg {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-fast);
}

.mobile-nav__item--open .mobile-nav__trigger svg {
  transform: rotate(180deg);
}

.mobile-nav__submenu {
  display: none;
  padding-bottom: var(--space-4);
  padding-left: var(--space-4);
}

.mobile-nav__item--open .mobile-nav__submenu {
  display: block;
}

.mobile-nav__sublink {
  display: block;
  padding: var(--space-3) 0;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.mobile-nav__sublink:hover {
  color: var(--color-action);
}

/* Footer */

.site-footer {
  background-color: var(--color-primary);
  color: rgb(255 255 255 / 85%);
  padding-block: var(--space-16) var(--space-8);
}

.site-footer a {
  transition: color var(--transition-fast);
}

.site-footer a:hover {
  color: #fff;
}

.site-footer__grid {
  display: grid;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}

@media (min-width: 768px) {
  .site-footer__grid {
    grid-template-columns: 1.5fr repeat(3, 1fr);
  }
}

.site-footer__brand {
  max-width: 320px;
}

.site-footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  color: #fff;
}

.site-footer__logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background-color: rgb(255 255 255 / 15%);
  border-radius: var(--radius-small);
}

.site-footer__description {
  margin-bottom: var(--space-6);
  font-size: var(--text-sm);
  line-height: 1.6;
  color: rgb(255 255 255 / 70%);
}

.site-footer__contacts {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  font-size: var(--text-sm);
}

.site-footer__contacts a {
  color: #fff;
  font-weight: 500;
}

.site-footer__heading {
  margin-bottom: var(--space-5);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #fff;
}

.site-footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.site-footer__links a {
  font-size: var(--text-sm);
  color: rgb(255 255 255 / 75%);
}

.site-footer__bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding-top: var(--space-8);
  border-top: 1px solid rgb(255 255 255 / 15%);
  font-size: var(--text-xs);
  color: rgb(255 255 255 / 55%);
}

@media (min-width: 768px) {
  .site-footer__bottom {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.site-footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-6);
}

.site-footer__legal a {
  color: rgb(255 255 255 / 55%);
}

.site-footer__legal a:hover {
  color: #fff;
}

.site-footer__disclaimer {
  margin-top: var(--space-6);
  padding: var(--space-4);
  background-color: rgb(255 255 255 / 8%);
  border-radius: var(--radius-small);
  font-size: var(--text-xs);
  line-height: 1.5;
  color: rgb(255 255 255 / 50%);
}