.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  color: var(--ink-900);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--ink-100);
  backdrop-filter: blur(14px);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 100%;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: max-content;
  font-size: 19px;
  font-weight: 750;
  line-height: 1;
}

.brand img {
  width: 34px;
  height: 34px;
  border: 1px solid var(--ink-100);
  border-radius: 7px;
}

.desktop-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
}

.desktop-nav a,
.mobile-nav a,
.contact-menu__trigger {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 13px;
  color: var(--ink-500);
  border-radius: var(--radius-control);
  font-size: 14px;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  transition: color 180ms ease, background 180ms ease;
}

.desktop-nav a:hover,
.desktop-nav a[aria-current="page"],
.mobile-nav a:hover,
.mobile-nav a[aria-current="page"],
.contact-menu__trigger:hover,
.contact-menu__trigger[aria-expanded="true"] {
  color: var(--ink-950);
  background: var(--ink-100);
}

.desktop-nav .nav-action {
  margin-left: 8px;
  color: var(--paper);
  background: var(--ink-950);
}

.desktop-nav .nav-action:hover,
.desktop-nav .nav-action[aria-current="page"] {
  color: var(--paper);
  background: var(--signal-blue);
}

.contact-menu {
  position: relative;
}

.contact-menu__trigger {
  color: var(--ink-500);
  background: transparent;
}

.contact-menu__panel {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  z-index: 120;
  display: grid;
  gap: 7px;
  width: 270px;
  padding: 16px;
  color: var(--ink-900);
  background: var(--paper);
  border: 1px solid var(--ink-200);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-float);
}

.contact-menu__panel[hidden] {
  display: none;
}

.contact-menu__panel strong {
  font-size: 15px;
}

.contact-menu__panel span {
  color: var(--ink-500);
  font-size: 12px;
  line-height: 1.5;
}

.contact-menu__panel img {
  width: 100%;
  height: auto;
  margin-top: 5px;
  background: var(--paper);
  border: 1px solid var(--ink-100);
  border-radius: 4px;
}

.mobile-menu {
  position: relative;
  display: none;
}

.mobile-menu summary {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  color: var(--ink-900);
  cursor: pointer;
  list-style: none;
  border-radius: var(--radius-control);
}

.mobile-menu summary::-webkit-details-marker {
  display: none;
}

.menu-icon,
.menu-icon::before,
.menu-icon::after {
  width: 20px;
  height: 2px;
  content: "";
  background: currentColor;
  transition: transform 180ms ease, opacity 180ms ease;
}

.menu-icon {
  position: relative;
}

.menu-icon::before,
.menu-icon::after {
  position: absolute;
  left: 0;
}

.menu-icon::before {
  top: -6px;
}

.menu-icon::after {
  top: 6px;
}

.mobile-menu[open] .menu-icon {
  background: transparent;
}

.mobile-menu[open] .menu-icon::before {
  top: 0;
  transform: rotate(45deg);
}

.mobile-menu[open] .menu-icon::after {
  top: 0;
  transform: rotate(-45deg);
}

.mobile-nav {
  position: fixed;
  top: var(--header-height);
  right: 0;
  left: 0;
  display: grid;
  gap: 4px;
  max-height: calc(100dvh - var(--header-height));
  padding: 16px;
  overflow-y: auto;
  background: var(--paper);
  border-bottom: 1px solid var(--ink-100);
  box-shadow: var(--shadow-float);
}

.mobile-nav a {
  width: 100%;
  padding-inline: 16px;
}

.contact-menu--mobile .contact-menu__trigger {
  width: 100%;
  padding-inline: 16px;
}

.contact-menu--mobile .contact-menu__panel {
  position: static;
  width: auto;
  margin: 4px 0 8px;
  box-shadow: none;
}

.contact-menu--mobile .contact-menu__panel img {
  width: min(100%, 240px);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: var(--radius-control);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
  cursor: pointer;
  transition: color 180ms ease, background 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.button--primary {
  color: var(--paper);
  background: var(--signal-blue);
}

.button--primary:hover {
  background: var(--signal-blue-dark);
  box-shadow: var(--shadow-control);
}

.button--dark {
  color: var(--paper);
  background: var(--ink-950);
}

.button--dark:hover {
  background: var(--ink-800);
  box-shadow: var(--shadow-control);
}

.button--ghost {
  color: var(--ink-900);
  background: transparent;
  border-color: var(--ink-200);
}

.button--ghost:hover {
  background: var(--paper-soft);
  border-color: var(--ink-300);
}

.section-band--dark .button--ghost {
  color: var(--paper);
  border-color: var(--ink-700);
}

.section-band--dark .button--ghost:hover {
  background: var(--ink-800);
  border-color: var(--ink-500);
}

.text-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--signal-blue);
  font-weight: 700;
}

.text-link::after {
  margin-left: 8px;
  content: "→";
  transition: transform 180ms ease;
}

.text-link:hover::after {
  transform: translateX(4px);
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  width: fit-content;
  min-height: 28px;
  padding: 0 9px;
  color: var(--ink-700);
  background: var(--ink-100);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 750;
  line-height: 1;
}

.status::before {
  width: 7px;
  height: 7px;
  content: "";
  background: currentColor;
  border-radius: 50%;
}

.status--running {
  color: var(--signal-blue-dark);
  background: var(--signal-blue-soft);
}

.status--waiting {
  color: var(--signal-amber);
  background: var(--signal-amber-soft);
}

.status--complete {
  color: var(--signal-green);
  background: var(--signal-green-soft);
}

.command-block {
  position: relative;
  margin: 0;
  overflow: hidden;
  color: #dbe4f7;
  background: var(--ink-950);
  border: 1px solid var(--ink-800);
  border-radius: var(--radius-card);
}

.command-block pre {
  margin: 0;
  padding: 24px 72px 24px 24px;
  overflow-x: auto;
  font-size: 14px;
  line-height: 1.8;
  white-space: pre;
}

.copy-button {
  position: absolute;
  top: 12px;
  right: 12px;
  min-width: 48px;
  min-height: 40px;
  padding: 0 11px;
  color: var(--ink-300);
  background: var(--ink-800);
  border: 1px solid var(--ink-700);
  border-radius: var(--radius-control);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
}

.copy-button:hover {
  color: var(--paper);
  background: var(--ink-700);
}

.site-footer {
  padding-block: 56px 40px;
  color: var(--ink-300);
  background: var(--ink-950);
  border-top: 1px solid var(--ink-800);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.2fr repeat(3, minmax(0, 0.8fr));
  gap: 40px;
}

.site-footer__brand {
  display: grid;
  gap: 14px;
  max-width: 320px;
}

.site-footer__brand .brand {
  color: var(--paper);
}

.site-footer h2 {
  margin-bottom: 16px;
  color: var(--paper);
  font-size: 14px;
}

.footer-links {
  display: grid;
  gap: 8px;
}

.footer-links a {
  width: fit-content;
  min-height: 32px;
  color: var(--ink-300);
  font-size: 14px;
}

.footer-links a:hover {
  color: var(--paper);
}

.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--ink-800);
  font-size: 13px;
}

@media (max-width: 1100px) {
  .desktop-nav {
    display: none;
  }

  .mobile-menu {
    display: block;
  }

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

@media (max-width: 600px) {
  .button-row,
  .button {
    width: 100%;
  }

  .command-block pre {
    padding: 64px 18px 20px;
    font-size: 13px;
  }

  .site-footer__grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .site-footer__bottom {
    flex-direction: column;
  }
}