/* ==========================================================================
   FOOTER
   Desktop 1440×485  ·  Mobile 375×596
   White bg, dark text, F5F5F5 sidebar
   ========================================================================== */

/* ------------------------------------------------------------------
   BASE
   ------------------------------------------------------------------ */
.site-footer {
  position: relative;
  background: var(--footer-bg);
  color: var(--footer-text-color);
  min-height: var(--footer-desktop-h);
}

.site-footer__inner {
  display: flex;
  max-width: 1440px;
  margin: 0 auto;
  min-height: var(--footer-desktop-h);
}

/* ------------------------------------------------------------------
   BRAND SIDEBAR (left column)
   ------------------------------------------------------------------ */
.site-footer__brand {
  flex-shrink: 0;
  width: 379px;
  background: var(--footer-sidebar-bg);
  padding: 56px 40px 40px;
  display: flex;
  flex-direction: column;
}

.site-footer__logo {
  font-family: var(--font-en);
  font-weight: 400;
  font-size: var(--logo-desktop-size);
  line-height: var(--logo-desktop-lh);
  color: inherit;
  text-decoration: none;
}

.site-footer__logo-sub {
  display: block;
  font-family: var(--font-en);
  font-weight: 400;
  font-size: var(--logo-desktop-size);
  line-height: var(--logo-desktop-lh);
  margin-top: 7px;
}

.site-footer__desc {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: var(--footer-body-size);
  line-height: var(--footer-body-lh);
  margin-top: 34px;
  max-width: 265px;
}

.site-footer__social {
  display: flex;
  align-items: center;
  gap: var(--footer-social-gap);
  margin-top: 35px;
}

.site-footer__social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  color: inherit;
  transition: var(--transition-default);
}

.site-footer__social-link:hover {
  color: var(--color-font-accent);
}

.site-footer__social-link svg {
  width: 24px;
  height: 24px;
  display: block;
}

/* ------------------------------------------------------------------
   CONTENT AREA (nav columns + contact)
   ------------------------------------------------------------------ */
.site-footer__content {
  flex: 1;
  display: flex;
  padding: 56px 0 0;
  min-height: calc(var(--footer-desktop-h) - 64px);
}

/* ------------------------------------------------------------------
   NAV COLUMNS
   ------------------------------------------------------------------ */
.site-footer__nav-columns {
  display: flex;
  gap: 91px;
  padding-left: 58px;
}

.site-footer__nav-col {
  display: flex;
  flex-direction: column;
  gap: var(--footer-link-gap);
}

.site-footer__nav-title {
  font-family: var(--font-body);
  font-weight: var(--footer-title-weight);
  font-size: var(--footer-title-size);
  line-height: var(--footer-title-lh);
  margin: 0;
}

.site-footer__nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--footer-link-gap);
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-footer__nav-list li {
  margin: 0;
  padding: 0;
}

.site-footer__nav-list a {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: var(--footer-title-size);
  line-height: var(--footer-title-lh);
  color: inherit;
  text-decoration: none;
  transition: var(--transition-default);
}

.site-footer__nav-list a:hover {
  color: var(--color-font-accent);
}

/* ------------------------------------------------------------------
   CONTACT INFO
   ------------------------------------------------------------------ */
.site-footer__contact {
  display: flex;
  flex-direction: column;
  gap: var(--footer-contact-gap);
  margin-left: auto;
  padding-right: 110px;
}

.site-footer__contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.site-footer__contact-icon {
  width: var(--footer-contact-icon-size);
  height: var(--footer-contact-icon-size);
  flex-shrink: 0;
}

.site-footer__contact-item a,
.site-footer__contact-item span {
  font-family: var(--font-body);
  font-weight: var(--footer-contact-weight);
  font-size: var(--footer-contact-size);
  line-height: var(--footer-contact-lh);
  color: inherit;
  text-decoration: none;
  transition: var(--transition-default);
}

.site-footer__contact-item a:hover {
  color: var(--color-font-accent);
}

.site-footer__contact-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-black-01);
  color: var(--color-font-primary);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--btn-secondary-lg-size);
  line-height: 1.2;
  letter-spacing: 0.0625em;
  border-radius: var(--radius-pill);
  padding: var(--space-12) var(--space-28);
  text-decoration: none;
  white-space: nowrap;
  margin-top: var(--space-16);
  transition: var(--transition-default);
}

.site-footer__contact-btn:hover {
  background-image: linear-gradient(
    to bottom,
    var(--color-state-hover-overlay),
    transparent
  );
}

.site-footer__contact-btn:focus-visible {
  outline: 2px solid var(--color-bg-01);
  outline-offset: 2px;
}

.site-footer__contact-btn:active {
  transform: scale(0.97);
}

/* ------------------------------------------------------------------
   DIVIDER + BOTTOM BAR
   ------------------------------------------------------------------ */
.site-footer__divider {
  border-top: var(--footer-divider);
  max-width: 1440px;
  margin: 0 auto;
}

.site-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1440px;
  margin: 0 auto;
  padding: var(--space-16) var(--space-40);
}

.site-footer__copyright {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: var(--footer-title-size);
  line-height: 1.625;
}

.site-footer__legal {
  display: flex;
  align-items: center;
  gap: var(--footer-link-gap);
}

.site-footer__legal a {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: var(--footer-title-size);
  line-height: 1.2;
  color: inherit;
  text-decoration: none;
  transition: var(--transition-default);
}

.site-footer__legal a:hover {
  color: var(--color-font-accent);
}

/* ------------------------------------------------------------------
   MOBILE  (max-width: 767px)
   ------------------------------------------------------------------ */
@media (max-width: 767px) {
  .site-footer {
    min-height: var(--footer-mobile-h);
  }

  .site-footer__inner {
    flex-direction: column;
    min-height: auto;
  }

  .site-footer__brand {
    width: 100%;
    padding: 17px var(--space-20) var(--space-24);
    border-bottom: var(--footer-divider);
  }

  .site-footer__desc {
    font-size: var(--footer-small-size);
    max-width: none;
  }

  .site-footer__content {
    flex-direction: column;
    padding: var(--space-24) var(--space-20) 0;
  }

  .site-footer__nav-columns {
    padding-left: 0;
    gap: var(--space-40);
    border-bottom: var(--footer-divider);
    padding-bottom: var(--space-24);
  }

  .site-footer__nav-col {
    gap: var(--space-24);
  }

  .site-footer__nav-title {
    font-size: var(--footer-small-size);
  }

  .site-footer__nav-list {
    flex-direction: row;
    gap: var(--space-24);
  }

  .site-footer__nav-list a {
    font-size: var(--footer-small-size);
  }

  .site-footer__contact {
    padding-right: 0;
    margin-left: 0;
    padding-top: var(--space-24);
    border-bottom: var(--footer-divider);
    padding-bottom: var(--space-24);
  }

  .site-footer__contact-item a,
  .site-footer__contact-item span {
    font-size: var(--footer-small-size);
  }

  .site-footer__contact-btn {
    font-size: var(--footer-small-size);
    padding: var(--space-12) var(--space-20);
  }

  .site-footer__divider {
    display: none;
  }

  .site-footer__bottom {
    flex-direction: column;
    align-items: center;
    gap: var(--space-8);
    padding: var(--space-20);
  }

  .site-footer__copyright {
    font-size: var(--footer-small-size);
    text-align: center;
  }

  .site-footer__legal {
    gap: var(--space-24);
    flex-wrap: wrap;
    justify-content: center;
    max-width: 280px;
  }

  .site-footer__legal a {
    font-size: var(--footer-small-size);
  }
}