.container {
  width: min(100% - (var(--container-gutter) * 2), var(--container-max));
  margin-inline: auto;
}

.container--reading {
  max-width: var(--container-reading);
}

.section {
  padding-block: var(--space-20);
}

.section--compact {
  padding-block: var(--space-12);
}

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

.section-header {
  display: grid;
  max-width: 48rem;
  margin-bottom: var(--space-8);
  gap: var(--space-3);
}

.section-header--split {
  grid-template-columns: minmax(0, 1fr) auto;
  max-width: none;
  align-items: end;
}

.section-header__eyebrow {
  margin: 0;
  color: var(--color-accent-700);
  font-size: var(--font-size-sm);
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.section-header__title {
  margin: 0;
}

.section-header__text {
  max-width: 43rem;
  margin: 0;
  color: var(--color-text-secondary);
  font-size: var(--font-size-lg);
}

.grid {
  display: grid;
  grid-template-columns: repeat(var(--grid-columns), minmax(0, 1fr));
  gap: var(--grid-gap);
}

.grid--2 > * {
  grid-column: span 6;
}

.grid--3 > * {
  grid-column: span 4;
}

.grid--4 > * {
  grid-column: span 3;
}

.site-header {
  position: sticky;
  z-index: var(--z-header);
  top: 0;
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 8px 30px rgba(5, 52, 81, 0.04);
  backdrop-filter: blur(16px);
}

.site-header__main {
  display: grid;
  min-height: var(--header-height);
  grid-template-columns: minmax(18rem, 1fr) auto auto;
  align-items: center;
  gap: var(--space-8);
}

.brand {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: var(--space-4);
  color: var(--color-text);
  text-decoration: none;
}

.brand:hover {
  color: var(--color-text);
}

.brand__logo {
  width: 8.75rem;
  flex: 0 0 auto;
}

.brand__descriptor {
  max-width: 17rem;
  margin: 0;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  line-height: 1.35;
}

.header-contacts {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.header-contact {
  display: grid;
  gap: 0.1rem;
  line-height: 1.25;
}

.header-contact__label {
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
}

.header-contact__link {
  color: var(--color-brand-900);
  font-size: var(--font-size-sm);
  font-weight: 750;
  text-decoration: none;
  white-space: nowrap;
}

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

.site-nav {
  background: var(--color-brand-950);
}

.site-nav__inner {
  display: flex;
  min-height: 3rem;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
}

.site-nav__list {
  display: flex;
  margin: 0;
  padding: 0;
  align-items: stretch;
  gap: var(--space-1);
  list-style: none;
}

.site-nav__item--dropdown {
  position: relative;
}

.site-nav__link {
  display: flex;
  min-height: 3rem;
  padding: 0.65rem 0.85rem;
  align-items: center;
  border-bottom: 3px solid transparent;
  color: rgba(255, 255, 255, 0.86);
  font-size: var(--font-size-sm);
  font-weight: 650;
  text-decoration: none;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.site-nav__link:hover,
.site-nav__link[aria-current="page"],
.site-nav__toggle.is-current,
.site-nav__toggle[aria-expanded="true"] {
  background: rgba(255, 255, 255, 0.07);
  border-bottom-color: var(--color-accent-500);
  color: var(--color-white);
}

.site-nav__toggle {
  width: 100%;
  background: transparent;
  border: 0;
  border-bottom: 3px solid transparent;
  gap: var(--space-2);
  text-align: left;
}

.site-nav__chevron {
  width: 0.45rem;
  height: 0.45rem;
  margin-top: -0.2rem;
  transform: rotate(45deg);
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transition: transform var(--transition-fast);
}

.site-nav__toggle[aria-expanded="true"] .site-nav__chevron {
  transform: translateY(0.2rem) rotate(225deg);
}

.site-nav__submenu {
  position: absolute;
  z-index: 1;
  top: 100%;
  left: 0;
  display: grid;
  width: min(27.5rem, calc(100vw - 2rem));
  margin: 0;
  padding: var(--space-2);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  box-shadow: var(--shadow-md);
  gap: var(--space-1);
  list-style: none;
}

.site-nav__submenu-link {
  display: grid;
  min-width: 0;
  padding: var(--space-3);
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  color: var(--color-brand-900);
  gap: var(--space-3);
  text-decoration: none;
}

.site-nav__submenu-link:hover,
.site-nav__submenu-link[aria-current="page"] {
  background: var(--color-brand-50);
  border-color: var(--color-brand-200);
  color: var(--color-brand-900);
}

.site-nav__submenu-copy {
  display: grid;
  min-width: 0;
  gap: 0.1rem;
}

.site-nav__submenu-title {
  font-size: 0.9375rem;
  font-weight: 650;
  line-height: 1.35;
}

.site-nav__submenu-description {
  color: var(--color-neutral-600);
  font-size: 0.8125rem;
  font-weight: 400;
  line-height: 1.45;
}

.site-nav__submenu-arrow {
  color: var(--color-brand-700);
  font-size: var(--font-size-lg);
  line-height: 1;
}

.menu-toggle,
.header-mobile-actions {
  display: none;
}

.hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(4rem, 8vw, 7.5rem);
  background:
    radial-gradient(circle at 82% 20%, rgba(21, 151, 212, 0.19), transparent 27rem),
    linear-gradient(135deg, var(--color-brand-50) 0%, #ffffff 54%, var(--color-accent-50) 100%);
}

.hero::before {
  position: absolute;
  width: 22rem;
  height: 22rem;
  border: 1px solid rgba(7, 107, 167, 0.12);
  border-radius: 50%;
  content: "";
  inset: -7rem auto auto -8rem;
}

.hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(19rem, 0.75fr);
  align-items: center;
  gap: clamp(2.5rem, 7vw, 6rem);
}

.hero__content {
  max-width: 49rem;
}

.hero__eyebrow {
  display: inline-flex;
  margin-bottom: var(--space-6);
  align-items: center;
  gap: var(--space-2);
  color: var(--color-brand-800);
  font-size: var(--font-size-sm);
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.hero__eyebrow::before {
  width: 2.25rem;
  height: 3px;
  background: var(--color-accent-500);
  content: "";
}

.hero__title {
  margin-bottom: var(--space-6);
}

.hero__lead {
  max-width: 43rem;
  margin-bottom: var(--space-8);
  color: var(--color-text-secondary);
  font-size: clamp(1.05rem, 1.7vw, 1.25rem);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.hero__visual {
  position: relative;
  min-height: 30rem;
}

.hero__image-frame {
  position: absolute;
  overflow: hidden;
  border: 0.65rem solid rgba(255, 255, 255, 0.88);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  inset: 0 0 2rem 3rem;
}

.hero__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__note {
  position: absolute;
  display: grid;
  max-width: 17rem;
  padding: var(--space-5);
  background: var(--color-brand-950);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  color: var(--color-white);
  gap: var(--space-2);
  inset: auto auto 0 0;
}

.hero__note strong {
  font-size: var(--font-size-lg);
}

.hero__note span {
  color: rgba(255, 255, 255, 0.72);
  font-size: var(--font-size-sm);
}

.site-footer {
  background: var(--color-brand-950);
  color: rgba(255, 255, 255, 0.76);
}

.site-footer__main {
  display: grid;
  padding-block: var(--space-16);
  grid-template-columns: minmax(16rem, 1.2fr) repeat(3, minmax(10rem, 0.8fr));
  gap: clamp(2rem, 5vw, 4rem);
}

.site-footer__brand {
  display: grid;
  align-content: start;
  gap: var(--space-5);
}

.site-footer__logo-wrap {
  display: inline-flex;
  width: fit-content;
  padding: var(--space-2) var(--space-3);
  background: var(--color-white);
  border-radius: var(--radius-sm);
}

.site-footer__logo {
  width: 9.5rem;
}

.site-footer__description {
  max-width: 26rem;
  margin: 0;
}

.site-footer__title {
  margin-bottom: var(--space-5);
  color: var(--color-white);
  font-size: var(--font-size-md);
  letter-spacing: 0;
}

.site-footer__list {
  display: grid;
  margin: 0;
  padding: 0;
  gap: var(--space-3);
  list-style: none;
}

.site-footer a[href^="mailto:"] {
  overflow-wrap: anywhere;
}

.site-footer a[href^="tel:"] {
  white-space: nowrap;
}

.site-footer__link,
.site-footer a {
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
}

.site-footer__link:hover,
.site-footer a:hover {
  color: var(--color-white);
}

.site-footer__meta {
  padding-block: var(--space-5);
  border-top: 1px solid rgba(255, 255, 255, 0.13);
}

.site-footer__meta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  font-size: var(--font-size-sm);
}

.site-footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
}

@media (max-width: 70rem) {
  .site-header__main {
    grid-template-columns: 1fr auto;
  }

  .header-contacts,
  .header-actions > .button--primary {
    display: none;
  }

  .menu-toggle,
  .header-mobile-actions {
    display: flex;
  }

  .header-mobile-actions {
    padding-block: var(--space-3);
    align-items: center;
    justify-content: space-between;
    border-top: 1px solid var(--color-border);
    gap: var(--space-3);
  }

  .header-mobile-actions__phones {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2) var(--space-5);
  }

  .header-mobile-actions__phones a {
    color: var(--color-brand-900);
    font-size: var(--font-size-sm);
    font-weight: 750;
    text-decoration: none;
  }

  .site-nav {
    position: absolute;
    width: 100%;
    max-height: calc(100vh - 9rem);
    overflow: auto;
    visibility: hidden;
    opacity: 0;
    transform: translateY(-0.75rem);
    transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
  }

  .site-nav.is-open {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
  }

  .site-nav__inner,
  .site-nav__list {
    display: grid;
  }

  .site-nav__inner {
    padding-block: var(--space-3) var(--space-5);
  }

  .site-nav__list {
    width: 100%;
    gap: 0;
  }

  .site-nav__link {
    min-height: auto;
    padding: 0.8rem 0.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-size: var(--font-size-md);
  }

  .site-nav__submenu {
    position: static;
    width: 100%;
    padding: var(--space-2) 0 var(--space-4) var(--space-3);
    background: transparent;
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }

  .site-nav__submenu-link {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
  }

  .site-nav__submenu-link:hover,
  .site-nav__submenu-link[aria-current="page"] {
    background: rgba(185, 226, 245, 0.15);
    border-color: var(--color-brand-200);
    color: var(--color-white);
  }

  .site-nav__submenu-description {
    display: none;
  }

  .site-nav__submenu-arrow {
    color: var(--color-brand-200);
  }

  .site-footer__main {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 52rem) {
  .section {
    padding-block: var(--space-16);
  }

  .grid--3 > *,
  .grid--4 > * {
    grid-column: span 6;
  }

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

  .hero__visual {
    min-height: 24rem;
  }

  .hero__image-frame {
    left: 2rem;
  }
}

@media (max-width: 40rem) {
  :root {
    --container-gutter: 1rem;
  }

  .brand__logo {
    width: 8.25rem;
  }

  .brand__descriptor {
    display: none;
  }

  .site-header__main {
    min-height: 4.25rem;
  }

  .header-mobile-actions {
    align-items: stretch;
  }

  .header-mobile-actions__phones {
    display: grid;
    min-width: 0;
    align-content: center;
    gap: 0;
  }

  .header-mobile-actions__phones a[href^="tel:"] {
    white-space: nowrap;
  }

  .header-mobile-actions__phones a[href^="mailto:"] {
    overflow-wrap: anywhere;
  }

  .header-mobile-actions .button {
    padding-inline: var(--space-4);
  }

  .section-header--split {
    grid-template-columns: 1fr;
  }

  .grid--2 > *,
  .grid--3 > *,
  .grid--4 > * {
    grid-column: 1 / -1;
  }

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

  .hero__actions {
    display: grid;
  }

  .hero__actions .button {
    width: 100%;
  }

  .hero__visual {
    min-height: 21rem;
  }

  .hero__image-frame {
    inset: 0 0 1.5rem 1.5rem;
  }

  .hero__note {
    max-width: 15rem;
    padding: var(--space-4);
  }

  .site-footer__main {
    padding-block: var(--space-10);
    grid-template-columns: 1fr;
  }

  .site-footer__meta-inner {
    align-items: flex-start;
    flex-direction: column;
  }
}