.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  height: 5.5rem;
  padding-top: 1rem;
  pointer-events: none;
}

.header-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--space-5);
  align-items: center;
  min-height: 4.1rem;
  padding-inline: 1rem;
  border: 1px solid transparent;
  border-radius: 1rem;
  transition: min-height var(--transition-medium), background var(--transition-medium), border-color var(--transition-medium), box-shadow var(--transition-medium), backdrop-filter var(--transition-medium);
  pointer-events: auto;
}

.site-header.is-scrolled .header-inner,
.site-header.is-menu-open .header-inner {
  min-height: 3.7rem;
  border-color: var(--colour-nav-border);
  background: var(--colour-nav-background);
  box-shadow: var(--shadow-nav);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: baseline;
  min-width: 3rem;
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  text-decoration: none;
}

.brand span {
  color: var(--colour-focus);
  font-size: 1.55em;
  line-height: 0;
}

.desktop-nav {
  display: flex;
  justify-content: center;
  gap: clamp(1.1rem, 2.4vw, 2.35rem);
}

.desktop-nav a {
  position: relative;
  padding: 0.6rem 0.1rem;
  color: var(--colour-muted);
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.desktop-nav a::after {
  position: absolute;
  inset: auto 0 0;
  height: 2px;
  background: var(--colour-focus);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-medium);
}

.desktop-nav a:hover,
.desktop-nav a[aria-current="location"] {
  color: var(--colour-ink);
}

.desktop-nav a[aria-current="location"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.button {
  display: inline-flex;
  min-height: 3.25rem;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;
  padding: 0.78rem 1.1rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: color var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.button span {
  transition: transform var(--transition-fast);
}

.button:not(:disabled):not([aria-disabled="true"]):hover {
  transform: translateY(-2px);
}

.button:not(:disabled):not([aria-disabled="true"]):hover span {
  transform: translate(2px, -2px);
}

.button:not(:disabled):not([aria-disabled="true"]):active {
  transform: translateY(0);
}

.button--small {
  min-height: 2.75rem;
  padding: 0.65rem 1rem;
  font-size: 0.78rem;
}

.button--large {
  min-height: 4rem;
  padding-inline: 1.55rem;
  font-size: 0.96rem;
}

.button--accent {
  color: var(--colour-accent-ink);
  background: var(--colour-accent);
}

.button--accent:hover {
  background: var(--colour-accent-hover);
}

.button--dark {
  color: var(--colour-solid-button-text);
  background: var(--colour-solid-button-background);
}

.button--dark:hover {
  background: var(--colour-solid-button-hover);
}

.button--ghost {
  border-color: var(--colour-border-strong);
  background: var(--colour-ghost-background);
}

.button--ghost:hover {
  border-color: var(--colour-border-strong);
  background: var(--colour-surface);
}

.button--light {
  color: var(--colour-ink);
  background: var(--colour-surface);
}

.button--light:hover {
  background: var(--colour-accent);
}

.text-link {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  gap: 0.7rem;
  color: var(--colour-ink);
  font-size: 0.86rem;
  font-weight: 700;
  text-decoration-color: var(--colour-border);
  transition: text-decoration-color var(--transition-fast);
}

.text-link:hover {
  text-decoration-color: var(--colour-ink);
}

.text-link span {
  transition: transform var(--transition-fast);
}

.text-link:hover span {
  transform: translateX(0.25rem);
}

.theme-toggle {
  display: none;
  min-width: 2.75rem;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.55rem;
  border: 1px solid var(--colour-border-strong);
  border-radius: var(--radius-sm);
  color: var(--colour-ink);
  background: var(--colour-surface);
  cursor: pointer;
  transition: color var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.js .theme-toggle {
  display: inline-flex;
}

.theme-toggle:hover {
  border-color: var(--colour-border-strong);
  background: var(--colour-surface-raised);
  transform: translateY(-1px);
}

.theme-toggle:not(:disabled):active,
.menu-button:not(:disabled):active,
.project-controls button:not(:disabled):active,
.dialog-close:not(:disabled):active {
  transform: scale(0.96);
}

.theme-toggle__icons {
  display: grid;
  width: 1.15rem;
  height: 1.15rem;
  flex: 0 0 auto;
  place-items: center;
}

.theme-toggle__icon {
  grid-area: 1 / 1;
  width: 1.15rem;
  height: 1.15rem;
}

.theme-toggle__moon {
  display: none;
}

[data-theme="dark"] .theme-toggle__sun {
  display: none;
}

[data-theme="dark"] .theme-toggle__moon {
  display: block;
}

.theme-toggle__label {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.theme-toggle--menu {
  width: 100%;
  min-height: 3.25rem;
  justify-content: space-between;
  margin-top: 1rem;
  padding-inline: 0.9rem;
  font-size: 0.82rem;
  font-weight: 700;
}

.theme-toggle--menu .theme-toggle__label {
  position: static;
  width: auto;
  height: auto;
  overflow: visible;
  clip: auto;
  white-space: normal;
}

.menu-button {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--colour-border-strong);
  border-radius: var(--radius-sm);
  background: var(--colour-surface);
  cursor: pointer;
}

.menu-button span {
  display: block;
  width: 1rem;
  height: 1.5px;
  margin: 0.25rem auto;
  background: var(--colour-ink);
  transition: transform var(--transition-medium);
}

.menu-button[aria-expanded="true"] span:first-child {
  transform: translateY(0.18rem) rotate(45deg);
}

.menu-button[aria-expanded="true"] span:last-child {
  transform: translateY(-0.18rem) rotate(-45deg);
}

.mobile-menu {
  width: min(100% - (2 * var(--gutter)), var(--shell));
  margin: 0.45rem auto 0;
  border: 1px solid var(--colour-nav-border);
  border-radius: var(--radius-md);
  background: var(--colour-menu-background);
  box-shadow: var(--shadow-panel);
  pointer-events: auto;
}

.mobile-menu__links {
  width: 100%;
  padding: 1.25rem;
}

.mobile-menu__links > a:not(.button) {
  display: flex;
  min-height: 3.25rem;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--colour-border);
  font-weight: 650;
  text-decoration: none;
}

.mobile-menu__links > a:not(.button) span {
  color: var(--colour-muted);
  font-size: 0.72rem;
}

.mobile-menu__links .button {
  width: 100%;
  margin-top: 1rem;
}

.project-showcase {
  display: grid;
  grid-template-columns: minmax(14rem, 0.28fr) minmax(0, 0.72fr);
  min-height: 41rem;
  overflow: hidden;
  border-radius: var(--radius-lg);
  color: var(--colour-dark-text);
  background: var(--colour-dark);
  box-shadow: var(--shadow-panel);
}

.project-tabs {
  display: flex;
  flex-direction: column;
  padding: 1.2rem 1.1rem;
  border-right: 1px solid var(--colour-line-dark);
}

.project-tabs button {
  position: relative;
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0.1rem 0.65rem;
  min-height: 8.15rem;
  padding: 1.25rem 0.9rem;
  border: 0;
  border-bottom: 1px solid var(--colour-line-dark);
  color: var(--colour-dark-muted);
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition: color var(--transition-fast), background var(--transition-fast);
}

.project-tabs button:last-child {
  border-bottom: 0;
}

.project-tabs button::before {
  position: absolute;
  inset: 0 auto 0 -1.1rem;
  width: 3px;
  background: var(--colour-accent);
  content: "";
  opacity: 0;
  transform: scaleY(0.25);
  transition: opacity var(--transition-fast), transform var(--transition-medium);
}

.project-tabs button:hover,
.project-tabs button[aria-selected="true"] {
  color: var(--colour-dark-text);
  background: var(--colour-dark-hover);
}

.project-tabs button:active {
  background: var(--colour-dark-soft);
}

.project-tabs button[aria-selected="true"]::before {
  opacity: 1;
  transform: scaleY(1);
}

.project-tabs button > span {
  grid-row: span 2;
  color: var(--colour-accent);
  font-size: 0.75rem;
  font-weight: 700;
}

.project-tabs strong {
  font-size: 0.94rem;
  font-weight: 600;
}

.project-tabs small {
  align-self: start;
  color: var(--colour-dark-muted);
  font-size: 0.68rem;
  line-height: 1.45;
}

.project-panel {
  min-width: 0;
  padding: 1rem;
  outline-offset: -5px;
}

.project-panel.is-changing {
  animation: project-change 340ms ease;
}

@keyframes project-change {
  0% { opacity: 0.45; transform: translateY(0.45rem); }
  100% { opacity: 1; transform: translateY(0); }
}

.project-visual {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 8.4;
  border-radius: 0.8rem;
  background: var(--colour-dark-soft);
}

.project-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 600ms cubic-bezier(0.22, 1, 0.36, 1);
}

.project-visual:hover img {
  transform: scale(1.018);
}

.project-visual__label,
.project-visual__note {
  position: absolute;
  z-index: 1;
  top: 0.8rem;
  padding: 0.42rem 0.58rem;
  border-radius: 0.3rem;
  color: var(--colour-dark-text);
  background: var(--colour-media-badge);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
}

.project-visual__label {
  left: 0.8rem;
}

.project-visual__note {
  right: 0.8rem;
  color: var(--colour-dark-muted);
  font-weight: 500;
  letter-spacing: 0;
  text-transform: none;
}

.project-panel__content {
  padding: 1.35rem 0.5rem 0.3rem;
}

.project-panel__topline {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--colour-accent);
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.project-panel h3 {
  max-width: 22ch;
  margin-top: 0.55rem;
  font-size: clamp(1.65rem, 3vw, 2.65rem);
  letter-spacing: -0.035em;
}

.project-summary {
  max-width: 52rem;
  margin-top: 0.8rem;
  color: var(--colour-dark-muted);
  font-size: 0.93rem;
}

.project-meta {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1.3fr;
  gap: 1.2rem;
  margin: 1.35rem 0 0;
  padding-top: 1.25rem;
  border-top: 1px solid var(--colour-line-dark);
}

.project-meta div {
  min-width: 0;
}

.project-meta dt,
.case-label {
  margin-bottom: 0.35rem;
  color: var(--colour-dark-muted);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.project-meta dd {
  color: var(--colour-dark-body-text);
  font-size: 0.76rem;
  line-height: 1.55;
}

.project-panel__actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.35rem;
}

.project-controls {
  display: flex;
  gap: 0.5rem;
}

.project-controls button {
  width: 2.9rem;
  height: 2.9rem;
  border: 1px solid var(--colour-control-border-dark);
  border-radius: var(--radius-sm);
  color: var(--colour-dark-text);
  background: transparent;
  cursor: pointer;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.project-controls button:hover {
  border-color: var(--colour-dark-muted);
  background: var(--colour-dark-soft);
}

.no-script-projects {
  margin-top: 1rem;
  padding: 1.5rem;
  border: 1px solid var(--colour-border);
  border-radius: var(--radius-md);
}

.no-script-projects p {
  margin-top: 0.75rem;
}

.case-dialog {
  width: min(68rem, calc(100% - 2rem));
  max-width: none;
  max-height: calc(100dvh - 2rem);
  margin: auto;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--colour-dialog-border);
  border-radius: var(--radius-lg);
  color: var(--colour-dark-text);
  background: var(--colour-dark);
  box-shadow: 0 32px 100px var(--colour-shadow-strong);
}

.case-dialog::backdrop {
  background: var(--colour-overlay);
  backdrop-filter: blur(8px);
}

.case-dialog__chrome {
  max-height: calc(100dvh - 2rem);
  overflow: auto;
  overscroll-behavior: contain;
}

.case-dialog__bar {
  position: sticky;
  z-index: 3;
  top: 0;
  display: flex;
  min-height: 4.25rem;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem clamp(1rem, 3vw, 2rem);
  border-bottom: 1px solid var(--colour-line-dark);
  background: var(--colour-dialog-bar);
  backdrop-filter: blur(15px);
}

.case-dialog__bar p {
  color: var(--colour-dark-muted);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.case-dialog__bar p span {
  color: var(--colour-accent);
}

.dialog-close {
  display: grid;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--colour-control-border-dark);
  border-radius: 50%;
  color: var(--colour-dark-text);
  background: transparent;
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  place-items: center;
}

.dialog-close:hover {
  color: var(--colour-accent-ink);
  background: var(--colour-accent);
}

.case-dialog__content {
  padding: clamp(1.3rem, 5vw, 4rem);
}

.case-dialog__header {
  max-width: 52rem;
  padding-block: 1rem clamp(2rem, 5vw, 4rem);
}

.case-dialog__header .eyebrow {
  color: var(--colour-accent);
}

.case-dialog__header h2 {
  margin-top: 0.85rem;
  font-size: var(--step-4);
  letter-spacing: -0.045em;
}

.case-dialog__header > p:last-child {
  max-width: 48rem;
  margin-top: 1.25rem;
  color: var(--colour-dark-muted);
  font-size: var(--step-1);
}

.case-dialog__visual {
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-md);
}

.case-dialog__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-dialog__sections {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  margin-top: clamp(2rem, 5vw, 4rem);
  border-top: 1px solid var(--colour-line-dark);
}

.case-dialog__sections section {
  min-height: 14rem;
  padding: 2rem;
  border-right: 1px solid var(--colour-line-dark);
  border-bottom: 1px solid var(--colour-line-dark);
}

.case-dialog__sections section:nth-child(even) {
  border-right: 0;
}

.case-dialog__sections section:last-child {
  grid-column: 1 / -1;
  min-height: auto;
  border-right: 0;
}

.case-dialog__sections h3 {
  margin-bottom: 0.85rem;
  font-size: var(--step-1);
}

.case-dialog__sections p:not(.case-label),
.case-dialog__sections li {
  color: var(--colour-dark-muted);
  font-size: 0.88rem;
}

.case-dialog__sections ul {
  margin: 0;
}

.case-gallery {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 1rem;
  margin-top: clamp(2rem, 4vw, 3rem);
}

.case-gallery figure {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  margin: 0;
  border-radius: var(--radius-md);
  background: var(--colour-dark-soft);
}

.case-gallery figure:last-child {
  aspect-ratio: auto;
}

.case-gallery img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-gallery figure:last-child img {
  object-position: 80% center;
  transform: scale(1.25);
}

.case-gallery figcaption {
  position: absolute;
  inset: auto 0.65rem 0.65rem;
  padding: 0.45rem 0.6rem;
  border-radius: 0.35rem;
  color: var(--colour-dark-muted);
  background: var(--colour-media-caption);
  font-size: 0.65rem;
}

.case-dialog__footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  margin-top: clamp(2rem, 4vw, 3.5rem);
  padding-top: 2rem;
  border-top: 1px solid var(--colour-line-dark);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.tag-list li,
.case-link {
  padding: 0.42rem 0.62rem;
  border: 1px solid var(--colour-line-dark);
  border-radius: 999px;
  color: var(--colour-dark-muted);
  font-size: 0.7rem;
}

.case-dialog__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.case-link.is-placeholder {
  cursor: default;
}

.project-showcase :focus-visible,
.experience :focus-visible,
.contact-panel :focus-visible,
.case-dialog :focus-visible {
  outline-color: var(--colour-accent);
}