:root {
  /* Height-aware UI scale: keeps logo/nav ratios, shrinks on short viewports */
  --box-size: clamp(18px, 4.2vh, 33.6px);
  --box-gap: 1px;
  --brand-logo-height: calc(var(--box-size) * 43 / 33.6);
  --card-gap: 5px;
  --card-height: 62vh;
  --page-inset: clamp(0.55rem, 1.9vh, 1.5rem);
  --brand-top-offset: clamp(0.4rem, 1.55vh, 1.25rem);
  --content-inset: calc(var(--page-inset) + var(--brand-top-offset));
  --nav-stack-items: 4;
  --nav-stack-height: calc(
    (var(--nav-stack-items) * var(--box-size)) + ((var(--nav-stack-items) - 1) * var(--box-gap))
  );
  --chrome-gap: clamp(0.35rem, 0.95vh, 0.75rem);
  --m-group-size: clamp(0.68rem, 1.2vh, 0.95rem);
  --lang-size: clamp(0.62rem, 1.02vh, 0.8125rem);
  --sidebar-width: 264px;
  --magnifier-lens-size: 240px;
  --font-vanda: 'Vanda', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-en: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

@font-face {
  font-family: 'Vanda';
  src: url('/fonts/vanda/Vanda-Light.ttf') format('truetype');
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Vanda';
  src: url('/fonts/vanda/Vanda-Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Vanda';
  src: url('/fonts/vanda/Vanda-Medium.ttf') format('truetype');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Vanda';
  src: url('/fonts/vanda/Vanda-Bold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Vanda';
  src: url('/fonts/vanda/Vanda-ExtraBold.ttf') format('truetype');
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  height: 100%;
  overflow: hidden;
}

body {
  font-family: var(--font-vanda);
  background: #ffffff;
  color: #000000;
  -webkit-font-smoothing: antialiased;
}

html[lang='en'] body {
  font-family: var(--font-en);
}

.page {
  position: relative;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

/* ---------- Top bar ---------- */
.top-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 30;
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  gap: 1rem;
  padding: var(--page-inset) var(--content-inset) 1rem;
  pointer-events: none;
}

.top-bar a,
.top-bar button {
  pointer-events: auto;
}

.brand-column {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--chrome-gap);
  min-height: var(--nav-stack-height);
  padding-top: var(--brand-top-offset);
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.brand-identity {
  padding-top: 0;
}

.brand-title {
  line-height: 0;
  cursor: default;
}

.brand-logo {
  display: block;
  height: var(--brand-logo-height);
  width: auto;
}

.page:has(.project-detail.is-open) .brand-title {
  cursor: pointer;
}

.m-group-link {
  display: inline-block;
  text-decoration: none;
  font-family: var(--font-en);
  font-size: var(--m-group-size);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #1442ff;
  line-height: 1;
}

.m-group-char {
  position: relative;
  display: inline-block;
}

.m-group-char::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0.72em;
  height: 2px;
  background: #1442ff;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 0.35em;
  font-family: var(--font-en);
  font-size: var(--lang-size);
  letter-spacing: 0.04em;
}

.lang-btn {
  border: none;
  background: none;
  padding: 0;
  font-family: inherit;
  font-size: inherit;
  letter-spacing: inherit;
  cursor: pointer;
  color: #a8a8a8;
  transition: color 0.15s;
}

.lang-btn.active {
  color: #000000;
  font-weight: 500;
}

.lang-btn:hover:not(.active) {
  color: #666666;
}

.lang-sep {
  color: #a8a8a8;
  user-select: none;
}

/* ---------- Gallery chrome (M Group + language, under logo) ---------- */
.gallery-chrome {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--chrome-gap);
  pointer-events: none;
}

.gallery-chrome a,
.gallery-chrome button {
  pointer-events: auto;
}

/* ---------- Black box stack (top-right) ---------- */
.box-stack {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--box-gap);
  padding-top: var(--brand-top-offset);
  align-self: stretch;
  width: var(--box-size);
  flex-shrink: 0;
}

.box-stack > .nav-box,
.box-stack > .magnifier-slot {
  flex: 1 1 0;
  min-height: 0;
  width: 100%;
  aspect-ratio: 1 / 1;
}

.nav-box {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #111111;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.18s ease;
}

.nav-box:hover {
  background: #000000;
}

.nav-box--logo img {
  width: 64%;
  height: 64%;
  object-fit: contain;
  display: block;
  user-select: none;
  -webkit-user-drag: none;
}

.menu-icon {
  display: flex;
  flex-direction: column;
  gap: 3px;
  width: 62.5%;
}

.menu-icon span {
  display: block;
  height: 2px;
  width: 100%;
  background: #ffffff;
  transition: transform 0.25s ease, opacity 0.2s ease;
}

.nav-box--menu[aria-expanded='true'] .menu-icon span:nth-child(1) {
  transform: translateY(5px) rotate(45deg);
}

.nav-box--menu[aria-expanded='true'] .menu-icon span:nth-child(2) {
  opacity: 0;
}

.nav-box--menu[aria-expanded='true'] .menu-icon span:nth-child(3) {
  transform: translateY(-5px) rotate(-45deg);
}

.magnifier-slot {
  position: relative;
  flex-shrink: 0;
}

.nav-box.nav-box--magnifier {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  color: #ffffff;
  padding: 0;
  overflow: hidden;
}

.nav-box.nav-box--magnifier .magnifier-btn-icon {
  position: absolute;
  inset: 0;
  margin: auto;
  display: block;
  user-select: none;
  -webkit-user-drag: none;
  transition: opacity 0.2s ease;
}

.nav-box.nav-box--magnifier .magnifier-btn-icon--zoom {
  width: 64%;
  height: 64%;
  max-width: 64%;
  max-height: 64%;
  object-fit: contain;
  object-position: center;
  filter: brightness(0) invert(1);
  opacity: 1;
}

.nav-box.nav-box--magnifier .magnifier-btn-icon--close {
  width: 53.5%;
  height: 53.5%;
  color: #ffffff;
  opacity: 0;
  pointer-events: none;
}

.nav-box.nav-box--magnifier.is-active .magnifier-btn-icon--zoom {
  opacity: 0;
  pointer-events: none;
}

.nav-box.nav-box--magnifier.is-active .magnifier-btn-icon--close {
  opacity: 1;
  pointer-events: auto;
}

/* ---------- Magnifying glass (cursor loupe) ---------- */
.magnifier-root {
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
}

.magnifier-lens {
  position: fixed;
  width: var(--magnifier-lens-size);
  height: var(--magnifier-lens-size);
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid #111111;
  box-shadow: 0 10px 36px rgba(0, 0, 0, 0.28);
  pointer-events: none;
  visibility: hidden;
  background: #ffffff;
}

.magnifier-root.is-tracking .magnifier-lens {
  visibility: visible;
}

.magnifier-lens-inner {
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  transform-origin: 0 0;
  will-change: transform;
}

.magnifier-mirror {
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  user-select: none;
}

body.magnifier-active {
  cursor: none;
}

body.magnifier-active .top-bar a,
body.magnifier-active .top-bar button,
body.magnifier-active .gallery-chrome a,
body.magnifier-active .gallery-chrome button {
  cursor: pointer;
}

body.magnifier-active .project-card,
body.magnifier-active .detail-panel--image,
body.magnifier-active .detail-panel--empty,
body.magnifier-active .detail-panel--video,
body.magnifier-active .detail-panel--strip,
body.magnifier-active .detail-panel--paragraph,
body.magnifier-active .detail-image-item.is-clickable {
  pointer-events: none;
}

/* ---------- Project list dropdown ---------- */
.project-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 50;
  width: 248px;
  max-width: 80vw;
  max-height: min(60vh, 440px);
  overflow-y: auto;
  background: #111111;
  color: #ffffff;
  padding: 0.75rem 1rem 0.5rem;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.28);
  pointer-events: auto;
  transform-origin: top right;
  transform: translateY(-6px) scale(0.98);
  opacity: 0;
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.project-dropdown.open {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.project-dropdown::before {
  content: '';
  position: absolute;
  top: -6px;
  right: 14px;
  width: 12px;
  height: 12px;
  background: #111111;
  transform: rotate(45deg);
}

.project-dropdown-title {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.26em;
  color: #8f8f8f;
  padding: 0.25rem 0.25rem 0.6rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.site-menu {
  min-width: 11rem;
}

.site-menu .project-list-item {
  text-align: inherit;
}

html[lang='fa'] .site-menu .project-list-item {
  text-align: right;
  font-family: Tahoma, 'Segoe UI', sans-serif;
}

.project-list {
  list-style: none;
}

.project-list li + li {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.project-list-item {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  color: #e8e8e8;
  font-family: inherit;
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  padding: 0.65rem 0.25rem;
  cursor: pointer;
  transition: color 0.15s ease, padding-left 0.15s ease, padding-right 0.15s ease;
}

.project-list-item:hover {
  color: #ffffff;
  padding-left: 0.55rem;
}

html[lang='fa'] .project-list-item:hover {
  padding-left: 0.25rem;
  padding-right: 0.55rem;
}

.project-list-empty {
  color: #888;
  font-size: 0.8rem;
  padding: 0.75rem 0.25rem;
}

/* ---------- CMS page modal (About / Contact) ---------- */
.page-modal {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.page-modal.is-open {
  pointer-events: auto;
  opacity: 1;
}

.page-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  cursor: pointer;
}

.page-modal-dialog {
  position: relative;
  z-index: 1;
  width: min(36rem, 100%);
  max-height: min(78vh, 640px);
  overflow: auto;
  background: #ffffff;
  color: #111111;
  border: 1px solid #111111;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.28);
  padding: 2rem 1.75rem 1.75rem;
  transform: translateY(10px) scale(0.98);
  transition: transform 0.2s ease;
}

.page-modal.is-open .page-modal-dialog {
  transform: translateY(0) scale(1);
}

.page-modal-close {
  position: absolute;
  top: 0.65rem;
  right: 0.75rem;
  width: 2rem;
  height: 2rem;
  border: none;
  background: none;
  color: #111111;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  opacity: 0.55;
  transition: opacity 0.15s ease;
}

.page-modal-close:hover {
  opacity: 1;
}

.page-modal-title {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #666666;
  margin: 0 1.5rem 1.1rem 0;
}

.page-modal-body {
  font-size: 0.95rem;
  line-height: 1.65;
  color: #1a1a1a;
}

.page-modal-body :where(p, ul, ol, h1, h2, h3, h4) {
  margin: 0 0 0.85em;
}

.page-modal-body :where(p, ul, ol, h1, h2, h3, h4):last-child {
  margin-bottom: 0;
}

.page-modal-body a {
  color: #111111;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.page-modal-body img {
  max-width: 100%;
  height: auto;
}

.page-modal-body--empty {
  color: #888888;
  font-style: italic;
}

html[lang='fa'] .page-modal-dialog {
  direction: rtl;
  text-align: right;
}

html[lang='fa'] .page-modal-close {
  right: auto;
  left: 0.75rem;
}

html[lang='fa'] .page-modal-title {
  margin: 0 0 1.1rem 1.5rem;
  letter-spacing: 0.08em;
  font-family: Tahoma, 'Segoe UI', sans-serif;
}

html[lang='fa'] .page-modal-body {
  font-family: Tahoma, 'Segoe UI', sans-serif;
}

/* ---------- Horizontal project gallery ---------- */
.projects-viewport {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 10;
  display: flex;
  align-items: flex-end;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  pointer-events: none;
}

.projects-viewport.is-dragging {
  user-select: none;
}

.projects-viewport.is-dragging .projects-track {
  cursor: grabbing;
}

.projects-viewport.is-dragging .project-card {
  cursor: grabbing;
}

.projects-viewport::-webkit-scrollbar {
  display: none;
}

.projects-track {
  display: flex;
  flex-direction: row;
  align-items: flex-end;
  flex-wrap: nowrap;
  width: max-content;
  gap: var(--card-gap);
  pointer-events: none;
}

.project-card {
  flex: 0 0 auto;
  display: block;
  height: var(--card-height);
  line-height: 0;
  padding: 0;
  border: none;
  background: none;
  text-decoration: none;
  position: relative;
  z-index: 10;
  cursor: grab;
  pointer-events: auto;
  touch-action: none;
  -webkit-user-drag: none;
  user-select: none;
}

.project-card img {
  height: var(--card-height);
  width: auto;
  display: block;
  pointer-events: none;
  user-select: none;
  -webkit-user-drag: none;
}

.project-card-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  padding: 0.9rem 1rem;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.78) 0%, rgba(0, 0, 0, 0.35) 42%, transparent 72%);
  opacity: 0;
  transition: opacity 0.28s ease;
  pointer-events: none;
}

.project-card:hover .project-card-overlay,
.project-card:focus-visible .project-card-overlay {
  opacity: 1;
}

.project-card:focus-visible {
  outline: 1px solid rgba(255, 255, 255, 0.7);
  outline-offset: 3px;
}

.project-card-title {
  font-family: var(--font-vanda);
  font-size: 2rem;
  font-weight: 400;
  line-height: 1.35;
  letter-spacing: 0.02em;
  color: #fff;
  text-align: right;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

html[lang='en'] .project-card-title {
  font-family: var(--font-en);
  text-align: left;
}

.projects-empty {
  padding: 2rem;
  color: #a8a8a8;
  font-size: 0.875rem;
}

/* ---------- Project detail view ---------- */
.project-detail {
  position: fixed;
  inset: 0;
  z-index: 20;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.28s ease, visibility 0.28s ease;
}

.project-detail.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.project-detail.is-open ~ .projects-viewport,
.page:has(.project-detail.is-open) .projects-viewport {
  opacity: 0;
  pointer-events: none;
}

.section-viewport.is-loading .section-track {
  visibility: hidden;
}

.section-loader {
  display: none;
  position: absolute;
  bottom: 0;
  left: 0;
  right: var(--sidebar-width);
  height: var(--card-height);
  align-items: center;
  justify-content: center;
  pointer-events: none;
  z-index: 3;
}

.section-viewport.is-loading .section-loader {
  display: flex;
}

.section-loader-spinner {
  width: 28px;
  height: 28px;
  border: 2px solid rgba(0, 0, 0, 0.1);
  border-top-color: #111111;
  border-radius: 50%;
  animation: section-loader-spin 0.65s linear infinite;
}

@keyframes section-loader-spin {
  to {
    transform: rotate(360deg);
  }
}

.section-viewport {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  align-items: flex-end;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  cursor: default;
  pointer-events: none;
}

.section-viewport.is-dragging .detail-panel--image,
.section-viewport.is-dragging .detail-panel--video,
.section-viewport.is-dragging .detail-panel--empty,
.section-viewport.is-dragging .detail-panel--strip,
.section-viewport.is-dragging .detail-panel--paragraph {
  cursor: grabbing;
  user-select: none;
}

.section-viewport::-webkit-scrollbar {
  display: none;
}

.section-track {
  display: flex;
  flex-direction: row;
  align-items: flex-end;
  flex-wrap: nowrap;
  width: max-content;
  height: var(--card-height);
  gap: 2px;
  touch-action: pan-x;
  position: relative;
  z-index: 1;
  pointer-events: none;
}

.detail-panel {
  flex: 0 0 auto;
  height: 100%;
  display: flex;
  align-items: stretch;
}

.detail-panel--image {
  line-height: 0;
  background: #1a1a1a;
  pointer-events: auto;
  cursor: grab;
  touch-action: none;
}

.detail-image-item {
  margin: 0;
  height: 100%;
  display: block;
}

.detail-image-item img {
  height: var(--card-height);
  width: auto;
  display: block;
  object-fit: cover;
  pointer-events: none;
  user-select: none;
  -webkit-user-drag: none;
}

.detail-image-item.is-clickable {
  cursor: zoom-in;
  pointer-events: auto;
}

.detail-panel--spacer {
  flex: 0 0 var(--sidebar-width);
  width: var(--sidebar-width);
  height: 100%;
  pointer-events: none;
}

.detail-panel--empty {
  width: min(40vw, 400px);
  background: #1a1a1a;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  pointer-events: auto;
  cursor: grab;
  touch-action: none;
}

.detail-empty-text {
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: #888888;
  text-transform: uppercase;
}

.detail-panel--video {
  width: min(40vw, 480px);
  background: #111111;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  pointer-events: auto;
  cursor: grab;
  touch-action: none;
}

.detail-video-link {
  color: #ffffff;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.4);
  padding-bottom: 0.25rem;
  transition: border-color 0.15s;
}

.detail-video-link:hover {
  border-color: #ffffff;
}

.detail-panel--strip {
  position: relative;
  flex: 0 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  pointer-events: auto;
  cursor: grab;
  touch-action: none;
}

.detail-panel--black-rectangle {
  background: #000000;
  color: #ffffff;
}

.detail-panel--black-rectangle.is-clickable {
  cursor: zoom-in;
}

.detail-panel--white-rectangle {
  background: #ffffff;
  color: #111111;
}

.detail-strip-label {
  position: absolute;
  top: calc(100% / 3);
  left: 50%;
  writing-mode: vertical-rl;
  transform: translate(-50%, -50%) rotate(180deg);
  font-size: 1.3rem;
  letter-spacing: 0.06em;
  line-height: 1.2;
  white-space: nowrap;
  user-select: none;
  pointer-events: none;
  text-align: center;
}

.detail-panel--paragraph {
  position: relative;
  flex: 0 0 auto;
  height: 100%;
  display: flex;
  align-items: stretch;
  overflow: hidden;
  pointer-events: auto;
  cursor: grab;
  touch-action: none;
}

.detail-panel--paragraph-black {
  background: #000000;
  color: #ffffff;
}

.detail-panel--paragraph-white {
  background: #ffffff;
  color: #111111;
}

.detail-paragraph-body {
  flex: 1;
  height: 100%;
  box-sizing: border-box;
  padding: 1.75rem 1.5rem;
  overflow-y: auto;
  overflow-x: hidden;
  font-family: var(--font-vanda);
  font-size: 0.95rem;
  font-weight: 400;
  line-height: 1.75;
  letter-spacing: 0.01em;
  text-align: right;
  direction: rtl;
  white-space: normal;
  word-wrap: break-word;
  overflow-wrap: break-word;
  user-select: text;
  cursor: grab;
  scrollbar-width: thin;
}

html[lang='en'] .detail-paragraph-body {
  font-family: var(--font-en);
  text-align: left;
  direction: ltr;
}

.detail-paragraph-body::-webkit-scrollbar {
  width: 4px;
}

.detail-paragraph-body::-webkit-scrollbar-thumb {
  background: rgba(128, 128, 128, 0.45);
  border-radius: 2px;
}

/* ---------- Project sidebar ---------- */
.project-sidebar {
  position: absolute;
  /* Same vertical band as bottom-aligned gallery media (--card-height) */
  top: calc(100% - var(--card-height));
  right: 0;
  bottom: 0;
  width: var(--sidebar-width);
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 0 var(--content-inset) 2rem 1.25rem;
  background: #ffffff;
  pointer-events: auto;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.project-sidebar-meta {
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  gap: 0.75rem;
  direction: rtl;
  text-align: right;
}

html[lang='en'] .project-sidebar-meta {
  direction: ltr;
  text-align: left;
}

.project-sidebar-title {
  font-size: 1.425rem;
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: 0.02em;
}

.project-sidebar-desc {
  font-size: 1.08rem;
  line-height: 1.6;
  color: #666666;
}

.project-section-nav {
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  gap: 0.075rem;
  direction: rtl;
  text-align: right;
}

html[lang='en'] .project-section-nav {
  direction: ltr;
  text-align: left;
}

.section-nav-item {
  display: block;
  width: 100%;
  text-align: right;
  background: none;
  border: none;
  font-family: inherit;
  font-size: 1.17rem;
  letter-spacing: 0.03em;
  color: #888888;
  padding: 0.2rem 0;
  cursor: pointer;
  transition: color 0.15s ease, padding-right 0.15s ease;
}

html[lang='en'] .section-nav-item {
  text-align: left;
  transition: color 0.15s ease, padding-left 0.15s ease;
}

.section-nav-item:hover,
.section-nav-item.is-active {
  color: #000000;
  padding-right: 0.35rem;
}

html[lang='en'] .section-nav-item:hover,
html[lang='en'] .section-nav-item.is-active {
  padding-right: 0;
  padding-left: 0.35rem;
}

/* ---------- Lightbox (linked high-res image) ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 25;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.28s ease, visibility 0.28s ease;
}

.lightbox.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.lightbox-stage {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  padding: var(--content-inset);
}

.lightbox-img {
  display: block;
  max-width: 90vw;
  max-height: 90vh;
  width: auto;
  height: auto;
  object-fit: contain;
  user-select: none;
  -webkit-user-drag: none;
}

.lightbox-close {
  position: fixed;
  top: calc(var(--page-inset) + var(--brand-top-offset));
  left: var(--content-inset);
  z-index: 35;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.22s ease, visibility 0.22s ease, background 0.18s ease;
}

.lightbox-close.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.lightbox-close:hover {
  background: #000000;
}

.lightbox-close-icon {
  position: relative;
  display: block;
  width: 21px;
  height: 21px;
}

.lightbox-close-icon::before,
.lightbox-close-icon::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 2px;
  background: #ffffff;
}

.lightbox-close-icon::before {
  transform: translate(-50%, -50%) rotate(45deg);
}

.lightbox-close-icon::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}

body.lightbox-open .brand-column {
  visibility: hidden;
  pointer-events: none;
}

.magnifier-mirror-lightbox {
  position: fixed;
  inset: 0;
  z-index: 25;
  pointer-events: none;
}

@media (max-width: 640px) {
  :root {
    --box-size: clamp(16px, 4vh, 30.4px);
    --brand-logo-height: calc(var(--box-size) * 28 / 30.4);
    --page-inset: clamp(0.5rem, 1.7vh, 1.25rem);
    --brand-top-offset: clamp(0.35rem, 1.4vh, 1.25rem);
    --sidebar-width: 192px;
  }

  .top-bar {
    padding-bottom: 1rem;
  }

  .gallery-chrome {
    left: var(--content-inset);
  }

  .project-sidebar {
    padding-right: var(--content-inset);
  }
}