/* ===== CSS Variables / Theme ===== */
:root {
  /* mjstudio.net's stack: no webfont, so text paints on the first frame and
     Korean renders in each platform's native UI face. */
  --font-sans: -apple-system, system-ui, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --color-foreground: #0c0c0c;
  --color-foreground-dark: #fafafa;
  --color-background: #fff;
  --color-background-dark: #2b2b2b;
  --color-primary: #0784b5;
  --color-primary-dark: #9bd4e4;
  --spacing: 0.25rem;
}

/* ===== Reset ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border: 0 solid;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
  -webkit-text-size-adjust: 100%;
  tab-size: 4;
  line-height: 1.5;
  font-family: var(--font-sans);
}

body {
  color: var(--color-foreground);
  background-color: var(--color-background);
  font-weight: 400;
  transition: color 0.15s cubic-bezier(0.4, 0, 0.2, 1),
              background-color 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.dark body {
  color: var(--color-foreground-dark);
  background-color: var(--color-background-dark);
}

a { color: inherit; text-decoration: none; }
ul, ol, menu { list-style: none; }
img, svg, video { display: block; vertical-align: middle; }
img, video { max-width: 100%; height: auto; }

button {
  font: inherit;
  color: inherit;
  background: transparent;
  border: none;
  border-radius: 0;
  cursor: pointer;
}

h1, h2, h3, h4, h5, h6 {
  font-size: inherit;
  font-weight: inherit;
}

/* ===== Layout ===== */
.app-container {
  max-width: 2000px;
  padding-inline: calc(var(--spacing) * 6);
  margin-inline: auto;
}

@media (min-width: 40rem) {
  .app-container { padding-inline: calc(var(--spacing) * 12); }
}
@media (min-width: 64rem) {
  .app-container { padding-inline: calc(var(--spacing) * 8); }
}
@media (min-width: 80rem) {
  .app-container { padding-inline: calc(var(--spacing) * 12); }
}
@media (min-width: 96rem) {
  .app-container { padding-inline: calc(var(--spacing) * 16); }
}

.page-wrapper { flex: 1; }

/* ===== Header / Nav ===== */
header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 40;
  background-color: var(--color-background);
}

.dark header {
  background-color: var(--color-background-dark);
}

.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-block: calc(var(--spacing) * 5);
}

/* ===== Wordmark ===== */
.wordmark {
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  line-height: 1.2;
}

@media (min-width: 48rem) {
  .wordmark {
    font-size: 1.5rem;
    white-space: nowrap;
  }
}

@media (hover: hover) {
  .wordmark:hover { color: var(--color-primary); }
  .dark .wordmark:hover { color: var(--color-primary-dark); }
}

.wordmark-footer { font-size: 1.25rem; }

.nav-right {
  gap: calc(var(--spacing) * 8);
  display: none;
  align-items: center;
}

@media (min-width: 48rem) {
  .nav-right { display: flex; }
}

.nav-link {
  font-size: 1.125rem;
  line-height: calc(1.75 / 1.125);
  text-underline-offset: 4px;
  text-decoration-thickness: 2px;
  position: relative;
}

@media (hover: hover) {
  .nav-link:hover { text-decoration-line: underline; }
}

.nav-link.active { color: var(--color-primary); text-decoration-line: underline; }
.dark .nav-link.active { color: var(--color-primary-dark); }

/* ===== Theme Switcher ===== */
.theme-switcher {
  border: 1px solid var(--color-foreground);
  border-radius: 9999px;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0.8;
}

.dark .theme-switcher { border-color: var(--color-foreground-dark); }

.theme-button {
  padding: calc(var(--spacing) * 1);
  border-radius: 9999px;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

@media (min-width: 48rem) {
  .theme-button { font-size: 1.125rem; }
}

.theme-button svg { width: 1em; height: 1em; }

@media (hover: hover) {
  .theme-button:hover { filter: brightness(0.75); }
}

.theme-button.active {
  background-color: color-mix(in oklab, var(--color-foreground) 90%, transparent);
  color: var(--color-background);
}

.dark .theme-button.active {
  background-color: color-mix(in oklab, var(--color-foreground-dark) 90%, transparent);
  color: var(--color-background-dark);
}

/* ===== Mobile Menu ===== */
.mobile-menu-btn { display: block; }

@media (min-width: 48rem) {
  .mobile-menu-btn { display: none; }
}

.mobile-menu {
  transform: translateX(100%);
  position: fixed;
  top: 0;
  right: 0;
  background-color: var(--color-background);
  height: 100vh;
  width: 83.3333%;
  padding: calc(var(--spacing) * 6) calc(var(--spacing) * 8);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 40;
  border-left: 1px solid var(--color-background);
}

.dark .mobile-menu { background-color: var(--color-background-dark); }

@media (min-width: 48rem) {
  .mobile-menu { display: none; }
}

.mobile-menu.open {
  transform: translateX(0);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
}

.mobile-close-btn { margin-left: auto; display: block; }

.mobile-menu-links {
  display: flex;
  flex-direction: column;
  height: 100%;
  align-items: flex-start;
  gap: calc(var(--spacing) * 8);
  padding-top: calc(var(--spacing) * 16);
}

.mobile-link { font-size: 2.25rem; font-weight: 400; }

.mobile-link.active {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-thickness: 2px;
}

.dark .mobile-link.active { color: var(--color-primary-dark); }

.mobile-theme-switcher { margin-top: calc(var(--spacing) * 4); }

/* ===== Main Content ===== */
.main-content {
  padding-top: calc(var(--spacing) * 36);
}

@media (min-width: 64rem) {
  .main-content { padding-inline: calc(var(--spacing) * 16) !important; }
}
@media (min-width: 80rem) {
  .main-content { padding-inline: calc(var(--spacing) * 24) !important; }
}
@media (min-width: 96rem) {
  .main-content { padding-inline: calc(var(--spacing) * 32) !important; }
}

.page-title {
  font-size: 3.75rem;
  line-height: 1;
  padding-bottom: calc(var(--spacing) * 8);
  font-weight: 700;
}

.masthead-title {
  font-weight: 700;
  font-size: 2.5rem;
  line-height: 1.1;
  letter-spacing: -0.01em;
  padding-bottom: calc(var(--spacing) * 3);
}

@media (min-width: 48rem) {
  .masthead-title { font-size: 3.75rem; }
}

.masthead-tagline {
  font-size: 1.25rem;
  opacity: 0.7;
  padding-bottom: calc(var(--spacing) * 6);
}

/* ===== Projects Grid ===== */
.projects-section {
  padding-block: calc(var(--spacing) * 16);
  margin-bottom: calc(var(--spacing) * 8);
}

@media (min-width: 64rem) {
  .projects-section { padding-inline: calc(var(--spacing) * 16) !important; }
}
@media (min-width: 80rem) {
  .projects-section { padding-inline: calc(var(--spacing) * 24) !important; }
}
@media (min-width: 96rem) {
  .projects-section { padding-inline: calc(var(--spacing) * 32) !important; }
}

.projects-grid {
  margin-block: calc(var(--spacing) * 6);
  gap: calc(var(--spacing) * 6);
  display: grid;
}

@media (min-width: 48rem) {
  .projects-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 80rem) {
  .projects-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* ===== Project Card ===== */
.project-card {
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing) * 4);
  padding-bottom: calc(var(--spacing) * 8);
  height: 100%;
  transition: color 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-image {
  object-fit: cover;
  border-radius: 0.75rem;
  aspect-ratio: 16 / 9;
  width: 100%;
}

.project-image-placeholder {
  background: color-mix(in oklab, var(--color-foreground) 10%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.dark .project-image-placeholder {
  background: color-mix(in oklab, var(--color-foreground-dark) 10%, transparent);
}

.project-title {
  font-size: 1.5rem;
  line-height: calc(2 / 1.5);
  font-weight: 600;
  transition: color 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

@media (hover: hover) {
  .project-card:hover .project-title {
    color: var(--color-primary);
    text-decoration: underline;
  }
  .dark .project-card:hover .project-title {
    color: var(--color-primary-dark);
  }
}

.project-description {
  opacity: 0.8;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: calc(var(--spacing) * 2);
  margin-top: auto;
}

.project-tag {
  font-size: 0.8rem;
  padding: calc(var(--spacing) * 1) calc(var(--spacing) * 3);
  border-radius: 9999px;
  background: color-mix(in oklab, var(--color-primary) 15%, transparent);
  color: var(--color-primary);
  font-weight: 400;
}

.dark .project-tag {
  background: color-mix(in oklab, var(--color-primary-dark) 15%, transparent);
  color: var(--color-primary-dark);
}

/* ===== Project Detail ===== */
.project-detail {
  padding-block: calc(var(--spacing) * 4) calc(var(--spacing) * 24);
  font-size: 1.125rem;
  line-height: 1.75;
}

@media (min-width: 64rem) {
  .project-detail { padding-inline: calc(var(--spacing) * 16) !important; }
}
@media (min-width: 80rem) {
  .project-detail { padding-inline: calc(var(--spacing) * 24) !important; }
}
@media (min-width: 96rem) {
  .project-detail { padding-inline: calc(var(--spacing) * 32) !important; }
}

.project-detail-body {
  max-width: 56rem;
  margin-inline: auto;
}

.project-hero-image {
  width: 100%;
  border-radius: 0.75rem;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  margin-bottom: calc(var(--spacing) * 10);
}

.project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: calc(var(--spacing) * 6);
  padding-bottom: calc(var(--spacing) * 8);
  border-bottom: 1px solid color-mix(in oklab, var(--color-foreground) 25%, transparent);
  margin-bottom: calc(var(--spacing) * 8);
}

.dark .project-meta {
  border-color: color-mix(in oklab, var(--color-foreground-dark) 25%, transparent);
}

.meta-item {
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing) * 1);
}

.meta-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.6;
  font-weight: 600;
}

.meta-value {
  font-size: 1rem;
}

.meta-value a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.dark .meta-value a { color: var(--color-primary-dark); }

.project-detail-body h2 {
  font-size: 1.875rem;
  font-weight: 700;
  line-height: 1.75;
  margin-top: calc(var(--spacing) * 14);
  margin-bottom: calc(var(--spacing) * 6);
  letter-spacing: -0.01em;
}

.project-detail-body h3 {
  font-size: 1.875rem;
  font-weight: 700;
  margin-top: calc(var(--spacing) * 14);
  margin-bottom: calc(var(--spacing) * 4);
  line-height: 1.5;
  letter-spacing: -0.02em;
}

/* Korean headings must wrap on word boundaries, not mid-word. */
.project-detail-body h2,
.project-detail-body h3 {
  word-break: keep-all;
  overflow-wrap: break-word;
}

/* ===== Study Page ===== */
/* The Study tab is a landing spot for the writing that lives on the blog, so
   its one job is to hand the reader over clearly. */
.study-links {
  display: grid;
  gap: calc(var(--spacing) * 4);
}

.study-blog-link {
  display: block;
  padding: calc(var(--spacing) * 6);
  border: 1px solid color-mix(in oklab, var(--color-foreground) 22%, transparent);
  border-radius: 0.75rem;
  color: inherit;
  text-decoration: none;
  transition: border-color 0.15s, transform 0.15s;
}

.dark .study-blog-link {
  border-color: color-mix(in oklab, var(--color-foreground-dark) 22%, transparent);
}

.study-blog-name {
  display: block;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.study-blog-desc {
  display: block;
  margin-top: calc(var(--spacing) * 2);
  opacity: 0.7;
  word-break: keep-all;
}

.study-blog-go {
  display: inline-block;
  margin-top: calc(var(--spacing) * 4);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary);
}

.dark .study-blog-go {
  color: var(--color-primary-dark);
}

@media (hover: hover) {
  .study-blog-link:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
  }
  .dark .study-blog-link:hover {
    border-color: var(--color-primary-dark);
  }
}

/* The blog's posts, listed here so the writing is visible before the reader
   decides to click through. Cards mirror the blog's own so the two read as one
   place; each opens the post on the blog. */
.study-posts {
  margin-top: calc(var(--spacing) * 16);
}

.study-posts-heading {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.study-posts-status {
  margin-top: calc(var(--spacing) * 4);
  opacity: 0.55;
}

.posts-grid {
  display: grid;
  gap: calc(var(--spacing) * 8);
  margin-top: calc(var(--spacing) * 6);
}

@media (min-width: 48rem) {
  .posts-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 72rem) {
  .posts-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.post-card {
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing) * 3);
  height: 100%;
  color: inherit;
  text-decoration: none;
}

.post-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 0.75rem;
}

.post-image-placeholder {
  background: color-mix(in oklab, var(--color-foreground) 10%, transparent);
}

.dark .post-image-placeholder {
  background: color-mix(in oklab, var(--color-foreground-dark) 10%, transparent);
}

.post-title {
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.45;
  word-break: keep-all;
  transition: color 0.15s;
}

.post-description {
  opacity: 0.7;
  font-size: 0.95rem;
  line-height: 1.6;
  word-break: keep-all;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Pinned to the bottom so dates line up across cards of different heights. */
.post-date {
  margin-top: auto;
  padding-top: calc(var(--spacing) * 2);
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  opacity: 0.5;
}

@media (hover: hover) {
  .post-card:hover .post-title {
    color: var(--color-primary);
    text-decoration: underline;
  }
  .dark .post-card:hover .post-title {
    color: var(--color-primary-dark);
  }
}

/* ===== Project Sidebar ===== */
/* Below the sidebar breakpoint the page keeps its single centred column, so
   the nav is simply not rendered — the entries are a short scroll anyway. */
.project-sidebar {
  display: none;
}

@media (min-width: 64rem) {
  /* .about-section pads hard at this width to centre prose; the sidebar needs
     that space back. */
  .project-with-sidebar {
    padding-inline: calc(var(--spacing) * 6) !important;
  }

  .project-layout {
    display: grid;
    grid-template-columns: 14rem minmax(0, 1fr);
    gap: calc(var(--spacing) * 12);
    align-items: start;
  }

  /* Trailing room so the last entry can still scroll up to the header line;
     without it the final sidebar link could never become active. */
  .project-layout > .about-body {
    padding-bottom: calc(var(--spacing) * 90);
  }

  .project-sidebar {
    display: block;
    position: sticky;
    top: 6rem;
    max-height: calc(100vh - 8rem);
    overflow-y: auto;
    padding-right: calc(var(--spacing) * 4);
    border-right: 1px solid color-mix(in oklab, var(--color-foreground) 12%, transparent);
  }

  .dark .project-sidebar {
    border-color: color-mix(in oklab, var(--color-foreground-dark) 12%, transparent);
  }
}

.sidebar-group + .sidebar-group {
  margin-top: calc(var(--spacing) * 8);
}

.sidebar-group-name {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  opacity: 0.55;
  margin-bottom: calc(var(--spacing) * 3);
}

.sidebar-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing) * 1);
}

.sidebar-list a {
  display: flex;
  align-items: center;
  gap: calc(var(--spacing) * 2.5);
  padding: calc(var(--spacing) * 2);
  border-radius: 0.375rem;
  font-size: 0.9rem;
  line-height: 1.3;
  color: inherit;
  text-decoration: none;
  opacity: 0.6;
  word-break: keep-all;
  transition: opacity 0.15s, background-color 0.15s;
}

.sidebar-list img,
.sidebar-noicon {
  width: 1.25rem;
  height: 1.25rem;
  flex: none;
  border-radius: 0.25rem;
}

/* Client work carries no logo; the empty slot keeps the labels aligned. */
.sidebar-noicon {
  display: block;
}

@media (hover: hover) {
  .sidebar-list a:hover {
    opacity: 1;
    background: color-mix(in oklab, var(--color-foreground) 6%, transparent);
  }
  .dark .sidebar-list a:hover {
    background: color-mix(in oklab, var(--color-foreground-dark) 8%, transparent);
  }
}

/* Set by the scroll-spy in project.html. */
.sidebar-list a.is-active {
  opacity: 1;
  font-weight: 600;
  background: color-mix(in oklab, var(--color-foreground) 8%, transparent);
}

.dark .sidebar-list a.is-active {
  background: color-mix(in oklab, var(--color-foreground-dark) 10%, transparent);
}

/* ===== Product Intros ===== */
/* A product's overview sits above its entries — what it is, where it runs, my
   role — so the entries below read as work on a known thing. */
.project-entry + .product-intro {
  margin-top: calc(var(--spacing) * 20);
  padding-top: calc(var(--spacing) * 14);
  border-top: 2px solid color-mix(in oklab, var(--color-foreground) 25%, transparent);
}

.dark .project-entry + .product-intro {
  border-color: color-mix(in oklab, var(--color-foreground-dark) 25%, transparent);
}

/* The first entry under an intro is a sub-item: tighter, no rule. */
.product-intro + .project-entry {
  margin-top: calc(var(--spacing) * 10);
}

.project-detail-body .product-intro .project-logo {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 0.75rem;
}

.project-detail-body .product-tagline {
  margin-top: calc(var(--spacing) * -3);
  font-size: 1.0625rem;
  opacity: 0.7;
}

.project-detail-body .product-role {
  font-size: 0.9375rem;
  opacity: 0.8;
}

.project-detail-body .product-intro .surface-group {
  margin-block: calc(var(--spacing) * 5) 0;
}

/* ===== Project Entries ===== */
.project-entry + .project-entry {
  margin-top: calc(var(--spacing) * 14);
  padding-top: calc(var(--spacing) * 14);
  border-top: 1px solid color-mix(in oklab, var(--color-foreground) 15%, transparent);
}

.dark .project-entry + .project-entry {
  border-color: color-mix(in oklab, var(--color-foreground-dark) 15%, transparent);
}

/* Logo and title share a baseline-ish row; the logo never shrinks the title. */
.project-entry-head {
  display: flex;
  align-items: center;
  gap: calc(var(--spacing) * 4);
  margin-bottom: calc(var(--spacing) * 4);
}

/* editor.css sets `margin: 1rem auto` on content images; inside a flex row an
   auto margin eats the free space and centres the whole head. */
.project-detail-body .project-logo {
  width: 2.75rem;
  height: 2.75rem;
  flex: none;
  margin: 0;
  border-radius: 0;
}

.project-detail-body .project-entry-head h3 {
  margin: 0;
  font-size: 1.5rem;
}

@media (min-width: 48rem) {
  .project-detail-body .project-entry-head h3 {
    font-size: 1.75rem;
  }
}

.project-detail-body .project-entry p:last-child {
  margin-bottom: 0;
}

/* A product's store or web link, under the entry description. */
.project-detail-body .entry-link {
  margin-top: calc(var(--spacing) * -2);
  font-size: 0.9375rem;
}

/* Tech chips, mjstudio-style: a small label over a row of outlined pills. */
.entry-stack {
  margin-top: calc(var(--spacing) * 5);
}

.project-detail-body .entry-stack-label {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: calc(var(--spacing) * 2);
  opacity: 0.75;
}

/* Scoped so `.project-detail-body ul { list-style: disc; padding-left }` does
   not turn the chip row into a bulleted list. */
.project-detail-body .stack-chips {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: calc(var(--spacing) * 2);
  padding-left: 0;
  margin: 0;
}

.project-detail-body .stack-chips li {
  margin: 0;
  padding: calc(var(--spacing) * 1) calc(var(--spacing) * 2.5);
  border: 1px solid color-mix(in oklab, var(--color-foreground) 22%, transparent);
  border-radius: 0.375rem;
  font-size: 0.8rem;
  line-height: 1.6;
  white-space: nowrap;
  opacity: 0.85;
}

.dark .project-detail-body .stack-chips li {
  border-color: color-mix(in oklab, var(--color-foreground-dark) 22%, transparent);
}

.project-detail-body p {
  margin-bottom: calc(var(--spacing) * 6);
  word-break: keep-all;
  overflow-wrap: break-word;
}

.project-detail-body strong {
  font-weight: 700;
}

.project-detail-body em {
  font-style: italic;
  opacity: 0.85;
}

.project-detail-body blockquote {
  border-left: 3px solid var(--color-primary);
  padding-left: calc(var(--spacing) * 5);
  margin-block: calc(var(--spacing) * 6);
  opacity: 0.8;
  font-style: italic;
}

.dark .project-detail-body blockquote {
  border-color: var(--color-primary-dark);
}

.project-detail-body ul {
  list-style: disc;
  padding-left: calc(var(--spacing) * 6);
  margin-bottom: calc(var(--spacing) * 6);
}

.project-detail-body li {
  margin-bottom: calc(var(--spacing) * 2);
}

.project-detail-body a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.dark .project-detail-body a {
  color: var(--color-primary-dark);
}

.project-detail-body figure {
  margin: 0;
}

/* Full-width photo sitting between paragraphs. Scoped under
   .project-detail-body so `figure { margin: 0 }` there does not win. */
.project-detail-body .content-figure {
  margin-block: calc(var(--spacing) * 8);
}

.content-figure img {
  width: 100%;
  border-radius: 0.5rem;
}

/* A portrait shot at full column width would tower over the text. */
.project-detail-body .content-figure-portrait {
  max-width: 24rem;
  margin-inline: auto;
}

/* Wide UI captures (dashboards) squash to an unreadable strip on a phone, so
   let them scroll sideways at a legible width instead. The caption stays put
   because only the inner wrapper scrolls. */
.figure-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

@media (max-width: 47.99rem) {
  .content-figure-wide .figure-scroll img {
    /* a fixed legible width, not the capture's full 2400px */
    width: 40rem;
    max-width: none;
  }
}

/* Two photos read side by side, so they need a shared crop to look paired
   rather than merely adjacent. Stacks on phones, where 2-up loses faces. */
.figure-pair {
  display: grid;
  gap: calc(var(--spacing) * 4);
  margin-block: calc(var(--spacing) * 8);
}

@media (min-width: 48rem) {
  .figure-pair {
    grid-template-columns: repeat(2, 1fr);
    /* half the reading column, so each shot lands at half its old size */
    max-width: 50%;
    margin-inline: auto;
  }
}

/* A small aside — an app button — parked in the empty gutter left of the
   centred photo pair. Below 48rem the pair is full-width, so they stack. */
@media (min-width: 48rem) {
  .figure-pair-row {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    align-items: center;
  }
  /* The gutter is too narrow for the four-up app grid; size the columns to
     the icons and keep them left-aligned under the label. */
  .figure-pair-row > .surface-group .app-links {
    grid-template-columns: repeat(2, max-content);
  }
  .project-detail-body .figure-pair-row .app-link {
    align-items: flex-start;
    text-align: left;
  }

  .figure-pair-row > .surface-group {
    grid-column: 1;
    margin-block: 0;
    /* pulled toward the photos rather than stranded at the reading edge,
       keeping an icon's width of air between the two */
    justify-self: end;
    padding-right: calc(var(--spacing) * 16);
  }
  .figure-pair-row > .figure-pair {
    grid-column: 2;
    max-width: 100%;
    margin-inline: 0;
  }
}

.figure-pair img {
  width: 100%;
  aspect-ratio: 7 / 5;
  object-fit: cover;
  border-radius: 0.5rem;
}

/* Scoped so `.about-body p`'s 32px bottom margin does not detach the label. */
.project-detail-body .game-grid-label {
  margin-top: calc(var(--spacing) * 8);
  margin-bottom: calc(var(--spacing) * 3);
  opacity: 0.68;
}

.game-grid {
  display: grid;
  gap: calc(var(--spacing) * 5);
  margin-top: 0;
  margin-bottom: calc(var(--spacing) * 8);
}

@media (min-width: 48rem) {
  .game-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.game-grid img {
  width: 100%;
  /* The three shots differ by ~3% in ratio; a shared box lines the captions up. */
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 0.375rem;
  border: 1px solid color-mix(in oklab, var(--color-foreground) 15%, transparent);
}

.dark .game-grid img {
  border-color: color-mix(in oklab, var(--color-foreground-dark) 15%, transparent);
}

.project-detail-body .game-grid a {
  display: block;
  text-decoration: none;
}

@media (hover: hover) {
  .game-grid img {
    transition: opacity 0.15s ease;
  }
  .game-grid a:hover img {
    opacity: 0.82;
  }
}

.project-detail-body figcaption {
  font-size: 0.85rem;
  opacity: 0.68;
  margin-top: calc(var(--spacing) * 2);
  line-height: 1.4;
}

.project-detail-body .gallery img {
  transition: transform 0.2s ease;
}

@media (hover: hover) {
  .project-detail-body .gallery img:hover {
    transform: scale(1.02);
  }
}

/* Inline `grid-template-columns` authored in post content squeezes proof
   screenshots down to ~100px on phones, so collapse any content grid to a
   single column below the tablet breakpoint. */
@media (max-width: 47.99rem) {
  .project-detail-body .gallery > div,
  .project-detail-body div[style*="grid-template-columns"] {
    grid-template-columns: 1fr !important;
  }
}

/* ===== Horizontal Slider ===== */
.photo-slider {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 8px;
  margin: 1.5rem -1rem;
  padding-inline: 1rem;
}

.photo-slider::-webkit-scrollbar {
  height: 4px;
}

.photo-slider::-webkit-scrollbar-track {
  background: transparent;
}

.photo-slider::-webkit-scrollbar-thumb {
  background: color-mix(in oklab, var(--color-foreground) 20%, transparent);
  border-radius: 4px;
}

.dark .photo-slider::-webkit-scrollbar-thumb {
  background: color-mix(in oklab, var(--color-foreground-dark) 20%, transparent);
}

.photo-slider figure {
  flex: 0 0 37.5%;
  scroll-snap-align: center;
  margin: 0;
}

@media (min-width: 48rem) {
  .photo-slider figure {
    flex: 0 0 27.5%;
  }
}

.photo-slider img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 8px;
}

.photo-slider img[style*="9/16"] {
  aspect-ratio: 9 / 16;
}

.photo-slider figcaption {
  font-size: 0.85rem;
  opacity: 0.68;
  margin-top: 6px;
  text-align: center;
}

.project-gallery {
  display: grid;
  gap: calc(var(--spacing) * 4);
  margin-block: calc(var(--spacing) * 8);
}

@media (min-width: 48rem) {
  .project-gallery { grid-template-columns: repeat(2, 1fr); }
}

.project-gallery img {
  border-radius: 0.5rem;
  width: 100%;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: calc(var(--spacing) * 2);
  font-size: 1rem;
  opacity: 0.7;
  margin-bottom: calc(var(--spacing) * 6);
  transition: opacity 0.15s;
}

.back-link:hover { opacity: 1; }

/* ===== About Page ===== */
.about-section {
  padding-block: calc(var(--spacing) * 4) calc(var(--spacing) * 24);
  font-size: 1.125rem;
  line-height: 1.75;
}

@media (min-width: 64rem) {
  .about-section { padding-inline: calc(var(--spacing) * 16) !important; }
}
@media (min-width: 80rem) {
  .about-section { padding-inline: calc(var(--spacing) * 24) !important; }
}
@media (min-width: 96rem) {
  .about-section { padding-inline: calc(var(--spacing) * 32) !important; }
}

.about-body {
  /* 56rem = 896px, the same reading column mjstudio.net uses. */
  max-width: 56rem;
  margin-inline: auto;
}

/* ===== Profile Title ===== */
.profile-title {
  font-weight: 700;
  font-size: 3rem;
  line-height: 1.2;
  padding-bottom: calc(var(--spacing) * 2);
  text-align: center;
}

.profile-tagline {
  font-size: 1.25rem;
  line-height: 1.75;
  opacity: 0.65;
  padding-bottom: calc(var(--spacing) * 4);
  font-weight: 400;
  text-align: center;
}

.profile-links {
  justify-content: center;
  padding-top: calc(var(--spacing) * 2);
}

/* Icon-only links under the page title. No labels, so each carries an
   aria-label and title for screen readers and hover. */
.social-links {
  display: flex;
  justify-content: center;
  gap: calc(var(--spacing) * 5);
  padding-top: calc(var(--spacing) * 3);
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 999px;
  color: inherit;
  opacity: 0.65;
  transition: opacity 0.15s, background-color 0.15s, transform 0.15s;
}

@media (hover: hover) {
  .social-links a:hover {
    opacity: 1;
    transform: translateY(-2px);
    background: color-mix(in oklab, var(--color-foreground) 8%, transparent);
  }
  .dark .social-links a:hover {
    background: color-mix(in oklab, var(--color-foreground-dark) 10%, transparent);
  }
}

/* Closing line of the intro — body size, bold, so it reads as a hand-off
   into the sections below without changing the type scale. */
.project-detail-body .intro-lead {
  font-weight: 700;
}

/* Equal-width boxes inside body copy, one per surface of a product: four
   across from tablet up, 2x2 on phones where four would not fit a row. The
   box border already reads as a link, so drop the inherited underline. */
.content-links {
  display: grid;
  /* three short labels fit a phone row at this padding; auto-fit divides
     whatever count the row has evenly from tablet up */
  grid-template-columns: repeat(3, 1fr);
  gap: calc(var(--spacing) * 2);
}

@media (min-width: 48rem) {
  .content-links {
    grid-template-columns: repeat(auto-fit, minmax(7rem, 1fr));
    gap: calc(var(--spacing) * 3);
  }
}

.project-detail-body .content-links .contact-link {
  justify-content: center;
  padding-inline: calc(var(--spacing) * 3);
  color: inherit;
  text-decoration: none;
}

/* A product's surfaces, grouped under a small label: web row, then app row. */
.surface-group {
  margin-block: calc(var(--spacing) * 6);
}

.surface-group .meta-label {
  margin-bottom: calc(var(--spacing) * 3);
  /* .meta-label uppercases, which would render "iOS" as "IOS". */
  text-transform: none;
}

/* App Store links: the icon itself is the button, named underneath — an app
   row, not a labelled box. */
.app-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: calc(var(--spacing) * 3);
}

/* A lone icon would sit centred in its quarter-width cell, adrift from the
   text edge; size the single column to the icon instead. */
.app-links:has(> :only-child) {
  grid-template-columns: max-content;
}

/* max-content sizes the column to the label, which is wider than the icon —
   centring it would leave the icon adrift from the text edge. */
.project-detail-body .app-links:has(> :only-child) .app-link {
  align-items: flex-start;
  text-align: left;
}

.project-detail-body .app-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: calc(var(--spacing) * 2);
  color: inherit;
  text-decoration: none;
  font-size: 0.9rem;
  text-align: center;
}

.dark .project-detail-body .app-link {
  /* outranks `.dark .project-detail-body a`, which would tint the label blue */
  color: inherit;
}

.project-detail-body .app-link img {
  width: 3.5rem;
  height: 3.5rem;
  flex: none;
  margin: 0;
  border-radius: 0.875rem;
  transition: transform 0.15s ease;
}

@media (min-width: 48rem) {
  .project-detail-body .app-link img {
    width: 4rem;
    height: 4rem;
    border-radius: 1rem;
  }
}

/* Break the label only at its own break point, never mid-word. */
.app-link span {
  word-break: keep-all;
  opacity: 0.75;
  line-height: 1.4;
}

@media (hover: hover) {
  .project-detail-body .app-link:hover img {
    transform: translateY(-2px);
  }
  .project-detail-body .app-link:hover span {
    opacity: 1;
  }
}

.loading-placeholder {
  opacity: 0.4;
  font-style: italic;
}

/* Plain body-size intro at the top of the content column, so its left edge
   lines up with the entries below rather than floating centred. */
.page-intro {
  font-size: 1.125rem;
  line-height: 1.75;
  word-break: keep-all;
  opacity: 0.85;
  margin-bottom: calc(var(--spacing) * 10);
}

.about-body p {
  margin-bottom: calc(var(--spacing) * 8);
}

.about-lead {
  padding-bottom: calc(var(--spacing) * 8);
  border-bottom: 1px solid color-mix(in oklab, var(--color-foreground) 25%, transparent);
}

.dark .about-lead {
  border-color: color-mix(in oklab, var(--color-foreground-dark) 25%, transparent);
}

/* ===== Experience ===== */
.experience-section {
  margin-top: calc(var(--spacing) * 12);
}

.experience-section h2 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: calc(var(--spacing) * 8);
}

.experience-list {
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing) * 10);
}

.experience-item {
  padding-left: calc(var(--spacing) * 6);
  border-left: 2px solid var(--color-primary);
}

.dark .experience-item {
  border-color: var(--color-primary-dark);
}

.experience-role {
  font-size: 1.25rem;
  font-weight: 600;
}

.experience-company {
  font-size: 1.1rem;
  color: var(--color-primary);
}

.dark .experience-company {
  color: var(--color-primary-dark);
}

.experience-period {
  font-size: 0.9rem;
  opacity: 0.6;
  margin-bottom: calc(var(--spacing) * 3);
}

.experience-desc {
  opacity: 0.85;
}

/* ===== Contact ===== */
.contact-section {
  margin-top: calc(var(--spacing) * 16);
  padding-top: calc(var(--spacing) * 8);
  border-top: 1px solid color-mix(in oklab, var(--color-foreground) 25%, transparent);
}

.dark .contact-section {
  border-color: color-mix(in oklab, var(--color-foreground-dark) 25%, transparent);
}

.contact-section h2 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: calc(var(--spacing) * 6);
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: calc(var(--spacing) * 4);
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: calc(var(--spacing) * 2);
  padding: calc(var(--spacing) * 3) calc(var(--spacing) * 5);
  border: 1px solid color-mix(in oklab, var(--color-foreground) 25%, transparent);
  border-radius: 0.5rem;
  font-size: 1rem;
  transition: border-color 0.15s, color 0.15s;
}

.dark .contact-link {
  border-color: color-mix(in oklab, var(--color-foreground-dark) 25%, transparent);
}

@media (hover: hover) {
  .contact-link:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
  }
  .dark .contact-link:hover {
    color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
  }
}

/* ===== Footer ===== */
footer {
  border-top: 2px solid;
  border-color: color-mix(in oklab, var(--color-foreground) 50%, transparent);
}

.dark footer {
  border-color: color-mix(in oklab, var(--color-foreground-dark) 50%, transparent);
}

.footer-inner {
  display: grid;
  gap: calc(var(--spacing) * 12);
  padding-block: calc(var(--spacing) * 16);
}

@media (min-width: 48rem) {
  .footer-inner { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.footer-left {
  display: flex;
  align-items: center;
  gap: calc(var(--spacing) * 6);
}

.footer-heading {
  font-weight: 600;
  font-size: 1.5rem;
  line-height: calc(2 / 1.5);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: calc(var(--spacing) * 4);
  margin-top: calc(var(--spacing) * 4);
}

.footer-link {
  font-size: 1.125rem;
  transition: opacity 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

@media (hover: hover) {
  .footer-link:hover { opacity: 0.7; }
}

/* ===== Empty State ===== */
.empty-state {
  text-align: center;
  opacity: 0.5;
  font-size: 1.15rem;
  padding: calc(var(--spacing) * 16) 0;
}