.site-header {
  width: min(1400px, calc(100% - 3rem));
  margin: 0 auto;
  padding: 1.2rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  background: transparent;
}

.logo {
  display: inline-flex;
  align-items: center;
  color: var(--text);
  text-decoration: none;
  line-height: 1;
}

.logo-image {
  width: 148px;
  height: auto;
  display: block;
}

.menu-toggle {
  display: none;
  width: 2rem;
  height: 2rem;
  border: 0;
  border-radius: 0;
  background: transparent;
  padding: 0;
  color: var(--text);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.22rem;
  cursor: pointer;
}

.menu-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.menu-toggle-line {
  display: block;
  width: 1.1rem;
  height: 0.12rem;
  background: currentColor;
  border-radius: 99px;
  transition: opacity 0.15s ease;
}

.site-header.nav-open .menu-toggle {
  background-image: url("/assets/icons/x_white.svg/042025-1");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 1.05rem 1.05rem;
}

.site-header.nav-open .menu-toggle-line {
  opacity: 0;
}

.nav-list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 2.25rem;
}

.nav-item {
  position: relative;
}

.nav-button {
  border: 0;
  background: transparent;
  color: var(--text-dim);
  text-decoration: none;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 1.08rem;
  letter-spacing: 0.02em;
  padding: 0.4rem 0.35rem;
  cursor: pointer;
  transition: color 0.2s ease;
}

.nav-button--dropdown {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  text-transform: none;
  letter-spacing: 0.02em;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 1.08rem;
  padding: 0.4rem 0.9rem;
}

.nav-button--dropdown::after {
  content: "";
  width: 0;
  height: 0;
  border-left: 0.28rem solid transparent;
  border-right: 0.28rem solid transparent;
  border-top: 0.34rem solid currentColor;
  margin-top: 0.1rem;
  transition: transform 0.2s ease;
}

.nav-button:hover,
.nav-button:focus-visible {
  color: var(--accent);
  text-decoration: none;
  outline: none;
}

.dropdown {
  position: absolute;
  top: calc(100% - 0.08rem);
  left: 0;
  min-width: 17rem;
  list-style: none;
  padding: 1rem 1.2rem 1.05rem 0.9rem;
  border: 0;
  border-radius: 0;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
}

.nav-item:hover .dropdown,
.nav-item:focus-within .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-item:hover > .nav-button--dropdown,
.nav-item:focus-within > .nav-button--dropdown {
  background: rgba(255, 255, 255, 0.96);
  color: var(--accent);
  border-radius: 0.2rem 0.2rem 0 0;
}

.nav-item:hover > .nav-button--dropdown::after,
.nav-item:focus-within > .nav-button--dropdown::after {
  transform: rotate(180deg);
}

.dropdown a {
  display: block;
  padding: 0.5rem 0;
  color: rgba(75, 77, 79, 0.72);
  text-decoration: none;
  border-radius: 0.2rem;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 1rem;
  text-transform: none;
  letter-spacing: 0.02em;
  line-height: 1.25;
}

.dropdown a:hover,
.dropdown a:focus-visible {
  background: transparent;
  color: var(--accent);
  outline: none;
}

@media (max-width: 1000px) {
  .site-header {
    position: absolute;
    top: 0;
    left: 0;
    transform: none;
    width: 100%;
    padding: 0.9rem 1rem;
    gap: 0.65rem;
    border-bottom: 0;
  }

  .logo,
  .menu-toggle {
    position: relative;
    z-index: 1001;
  }

  .site-header.nav-open {
    position: fixed;
  }

  .logo-image {
    width: 120px;
  }

  .menu-toggle {
    display: inline-flex;
    margin-left: auto;
  }

  .site-header nav {
    position: fixed;
    inset: 0;
    width: 100vw;
    height: 100dvh;
    margin-top: 0;
    padding: 5.2rem 1.2rem 1.2rem;
    border-top: 0;
    background: rgba(25, 24, 24, 0.98);
    box-shadow: none;
    overflow-y: auto;
    transform: translateX(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.28s ease, opacity 0.18s ease;
    pointer-events: none;
    z-index: 999;
  }

  .site-header.nav-open nav {
    transform: translateX(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
  }

  .nav-item {
    width: 100%;
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  }

  .nav-button {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-family: var(--font-body);
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
    padding: 0.85rem 0;
    width: 100%;
    color: rgba(255, 255, 255, 0.9);
    text-align: left;
    letter-spacing: 0.01em;
    text-transform: none;
  }

  .nav-button::after {
    content: "";
    width: 0.9rem;
    height: 0.9rem;
    background: url("/assets/icons/arrow_right.svg/042025-1") center / contain no-repeat;
    flex-shrink: 0;
  }

  .nav-button--dropdown {
    font-family: var(--font-body);
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0.01em;
    text-transform: none;
    padding: 0.85rem 0;
    gap: 0;
    width: 100%;
    justify-content: space-between;
  }

  .nav-button--dropdown::after {
    width: 0.9rem;
    height: 0.9rem;
    border: 0;
    margin-top: 0;
    background: url("/assets/icons/arrow_right.svg/042025-1") center / contain no-repeat;
    transform: none;
    transition: none;
  }

  .nav-item:hover > .nav-button--dropdown,
  .nav-item:focus-within > .nav-button--dropdown {
    background: transparent;
    color: var(--accent);
    border-radius: 0;
  }

  .nav-item:hover > .nav-button--dropdown::after,
  .nav-item:focus-within > .nav-button--dropdown::after {
    transform: none;
  }

  .dropdown {
    display: none !important;
  }

  .dropdown a {
    font-size: 1rem;
    padding: 0.3rem 0;
    font-family: var(--font-body);
    font-weight: 400;
    text-transform: none;
    letter-spacing: 0;
    line-height: 1.4;
    color: rgba(255, 255, 255, 0.74);
  }

  .dropdown a:hover,
  .dropdown a:focus-visible {
    color: var(--accent);
  }
}