:root {
  color-scheme: light;
  --page: #ffffff;
  --surface: #f4f6f7;
  --surface-strong: #e8ecee;
  --ink: #151b23;
  --muted: #59636e;
  --faint: #69737d;
  --line: #d9dee2;
  --accent: #087f8c;
  --accent-dark: #055b65;
  --warm: #a83d2a;
  --focus: #096fbd;
  --font-sans: "Space Grotesk", "PingFang SC", system-ui, sans-serif;
  --font-display: "Fraunces", Georgia, serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  --content: 1160px;
  --reading: 760px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --header-height: 68px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 1rem);
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background: var(--page);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.dialog-open {
  overflow: hidden;
}

[hidden] {
  display: none !important;
}

img,
iframe {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

button,
input {
  font: inherit;
  letter-spacing: 0;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

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

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 200;
  padding: 0.65rem 0.9rem;
  color: #ffffff;
  background: var(--ink);
  text-decoration: none;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.wrap {
  width: min(100% - 2.5rem, var(--content));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.nav-row {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

.brand-mark {
  width: 0.6rem;
  height: 0.6rem;
  background: var(--accent);
  border: 2px solid var(--ink);
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.25rem;
}

.nav-link,
.nav-icon {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  text-decoration: none;
  border-radius: var(--radius-sm);
}

.nav-link {
  padding: 0 0.75rem;
}

.nav-icon {
  width: 40px;
  border: 0;
}

.nav-link:hover,
.nav-icon:hover,
.nav-link[aria-current="page"] {
  color: var(--ink);
  background: var(--surface);
}

.hero {
  position: relative;
  min-height: 620px;
  isolation: isolate;
  overflow: hidden;
  color: #ffffff;
  background: #1a2833;
}

.hero-media,
.hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-media {
  z-index: -2;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 35%;
}

.hero-shade {
  z-index: -1;
  background: rgba(8, 14, 20, 0.54);
}

.hero-content {
  min-height: 620px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: flex-start;
  padding-block: 4.5rem;
}

.eyebrow {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 12ch;
  margin: 0;
  font-family: var(--font-display);
  font-size: 4.5rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0;
}

.hero-role {
  max-width: 38rem;
  margin: 1.25rem 0 0;
  font-size: 1.25rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.9);
}

.hero-actions,
.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero-actions {
  margin-top: 1.75rem;
}

.button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.7rem 1rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  line-height: 1;
  text-decoration: none;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: var(--ink);
  background: #ffffff;
}

.button-primary:hover {
  background: #e9f4f5;
}

.button-secondary {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.58);
  background: rgba(7, 14, 21, 0.22);
}

.button-secondary:hover {
  border-color: #ffffff;
  background: rgba(7, 14, 21, 0.46);
}

.button-dark {
  color: #ffffff;
  background: var(--ink);
}

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

.button-light {
  color: var(--ink);
  background: #ffffff;
  border-color: var(--line);
}

.button-light:hover {
  color: var(--accent-dark);
  border-color: var(--accent);
}

.signal-band {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.signal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.signal-item {
  min-height: 112px;
  padding: 1.5rem;
  border-left: 1px solid var(--line);
}

.signal-item:last-child {
  border-right: 1px solid var(--line);
}

.signal-label {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--accent-dark);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  text-transform: uppercase;
}

.signal-value {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.35;
}

.section {
  padding-block: 5rem;
}

.section-muted {
  background: var(--surface);
  border-block: 1px solid var(--line);
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 2rem;
  margin-bottom: 2rem;
}

.section-index {
  display: block;
  margin-bottom: 0.65rem;
  color: var(--warm);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 500;
}

.section-head h2,
.contact-inner h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 2.7rem;
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: 0;
}

.section-head p {
  max-width: 34rem;
  margin: 0.6rem 0 0;
  color: var(--muted);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--accent-dark);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  text-underline-offset: 0.25rem;
}

.featured-project {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 3rem;
  align-items: center;
}

.project-media {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #0a0d11;
  border-radius: var(--radius-md);
}

.project-poster {
  display: block;
  background: #ffffff;
  text-decoration: none;
}

.project-poster img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 42%;
  transition: transform 240ms ease;
}

.project-poster:hover img {
  transform: scale(1.02);
}

.project-play {
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.7rem 0.9rem;
  color: #ffffff;
  background: var(--ink);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.project-copy h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: 0;
}

.project-copy p {
  margin: 1rem 0 0;
  color: var(--muted);
}

.tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin: 1.25rem 0 1.5rem;
  padding: 1rem 0;
  list-style: none;
  border-block: 1px solid var(--line);
}

.tech-list li {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.73rem;
}

.writing-list {
  border-top: 1px solid var(--line);
}

.writing-item {
  min-height: 116px;
  display: grid;
  grid-template-columns: 10rem minmax(0, 1fr) 2.5rem;
  align-items: center;
  gap: 1.5rem;
  padding-block: 1.25rem;
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.writing-item:hover .writing-title,
.writing-item:hover .writing-arrow {
  color: var(--accent-dark);
}

.writing-meta {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.writing-title {
  display: block;
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 600;
  line-height: 1.2;
  transition: color 160ms ease;
}

.writing-summary {
  display: block;
  margin: 0.45rem 0 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.writing-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  transition: color 160ms ease, border-color 160ms ease;
}

.contact-band {
  color: #ffffff;
  background: var(--ink);
}

.contact-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 3rem;
  padding-block: 4rem;
}

.contact-inner p {
  max-width: 38rem;
  margin: 0.75rem 0 0;
  color: #c9d0d6;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.75rem;
}

.contact-actions .button-light {
  border-color: #ffffff;
}

.site-footer {
  padding-block: 1.5rem;
  color: var(--muted);
  background: var(--page);
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.footer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer-links {
  display: flex;
  gap: 1rem;
}

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

/* Archive */
.page-hero {
  padding-block: 4.5rem 3rem;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.page-hero h1 {
  max-width: 15ch;
  margin: 0;
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 600;
  line-height: 1.03;
  letter-spacing: 0;
}

.page-description {
  max-width: 46rem;
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.archive-main {
  padding-block: 2.5rem 5rem;
}

.archive-tools {
  position: sticky;
  top: var(--header-height);
  z-index: 40;
  padding-block: 1rem;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
}

.tool-row {
  display: grid;
  grid-template-columns: minmax(250px, 0.7fr) minmax(0, 1.3fr);
  align-items: center;
  gap: 1rem;
}

.search-field {
  min-height: 48px;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0 0.9rem;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.search-field:focus-within {
  border-color: var(--focus);
  box-shadow: 0 0 0 2px rgba(9, 111, 189, 0.15);
}

.search-field i {
  color: var(--muted);
}

.search-field input {
  min-width: 0;
  width: 100%;
  color: var(--ink);
  background: transparent;
  border: 0;
  outline: 0;
}

.search-field input::placeholder {
  color: var(--faint);
}

.filter-list {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.filter-item {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0 0.75rem;
  color: var(--muted);
  white-space: nowrap;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.8rem;
}

.filter-item:hover,
.filter-item.active {
  color: #ffffff;
  background: var(--ink);
  border-color: var(--ink);
}

.filter-count {
  min-width: 1.25rem;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.68rem;
}

.archive-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.feed {
  display: grid;
  gap: 0.75rem;
}

.article-entry {
  position: relative;
  padding: 1.35rem 1.5rem 1.35rem 1.75rem;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  cursor: default;
  transition: border-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

.article-entry::before {
  content: "";
  position: absolute;
  inset: -1px auto -1px -1px;
  width: 4px;
  background: transparent;
  border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.article-entry.is-series::before {
  background: var(--accent);
}

.article-entry.has-video::before {
  background: var(--warm);
}

.article-entry:hover,
.article-entry:focus-visible,
.article-entry:focus-within {
  border-color: #aeb8bf;
  box-shadow: 0 8px 18px rgba(21, 27, 35, 0.08);
  transform: translateY(-2px);
}

.entry-link {
  display: block;
  color: inherit;
  text-decoration: none;
  cursor: pointer;
}

.entry-link::after {
  content: "";
  position: absolute;
  inset: 0;
}

.article-entry[role="button"] {
  cursor: pointer;
}

.entry-meta,
.dialog-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem 0.7rem;
  margin-bottom: 0.65rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0.25rem 0.5rem;
  color: var(--accent-dark);
  background: #e6f3f4;
  border: 1px solid #b9dadd;
  border-radius: var(--radius-sm);
}

.tag-platform {
  color: #ffffff;
  background: var(--ink);
  border-color: var(--ink);
}

.tag-video {
  color: #7e2918;
  background: #fae8e4;
  border-color: #edbcb2;
}

.entry-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: 0;
}

.entry-summary {
  max-width: 72rem;
  margin: 0.55rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.empty-state {
  padding: 3rem 1.5rem;
  color: var(--muted);
  text-align: center;
  background: var(--surface);
  border: 1px dashed #aeb8bf;
  border-radius: var(--radius-md);
}

.overlay {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  background: rgba(11, 16, 22, 0.74);
}

.overlay.active {
  display: flex;
}

.dialog-card {
  width: min(920px, 100%);
  max-height: min(86vh, 860px);
  overflow: auto;
  padding: 1.5rem;
  background: #ffffff;
  border-radius: var(--radius-md);
  box-shadow: 0 24px 56px rgba(0, 0, 0, 0.28);
}

.dialog-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.dialog-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: 0;
}

.icon-button {
  flex: 0 0 auto;
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--ink);
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.icon-button:hover {
  color: var(--warm);
  border-color: var(--warm);
}

.step-list,
.feature-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.step-item,
.feature-list li {
  min-height: 52px;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--line);
}

.step-item {
  text-decoration: none;
}

.step-item:hover {
  color: var(--accent-dark);
}

.step-item > .bi:last-child {
  margin-left: auto;
}

.step-number {
  min-width: 2rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
}

.dialog-video {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  margin-block: 1.25rem;
  overflow: hidden;
  background: #0a0d11;
  border-radius: var(--radius-md);
}

.dialog-video .project-poster,
.dialog-video .project-poster img {
  width: 100%;
  height: 100%;
}

.dialog-links,
.dialog-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1rem;
}

.dialog-section-title {
  margin: 1.5rem 0 0.75rem;
  color: var(--accent-dark);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 500;
  text-transform: uppercase;
}

.dialog-tech .tag {
  color: var(--muted);
  background: var(--surface);
  border-color: var(--line);
}

@media (max-width: 960px) {
  .featured-project {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .project-copy {
    max-width: var(--reading);
  }

  .tool-row {
    grid-template-columns: 1fr;
  }

  .filter-list {
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 0.25rem;
    scrollbar-width: thin;
  }
}

@media (max-width: 720px) {
  :root {
    --header-height: 60px;
  }

  .wrap {
    width: min(100% - 2rem, var(--content));
  }

  .brand {
    font-size: 1.05rem;
  }

  .brand-mark {
    width: 0.5rem;
    height: 0.5rem;
  }

  .nav-link {
    min-width: 40px;
    padding-inline: 0.5rem;
    font-size: 0.72rem;
  }

  .nav-icon {
    display: none;
  }

  .resume-link {
    display: none;
  }

  .hero,
  .hero-content {
    min-height: 560px;
  }

  .hero-media img {
    object-position: 54% 34%;
  }

  .hero-shade {
    background: rgba(8, 14, 20, 0.58);
  }

  .hero-content {
    padding-block: 3rem;
  }

  .hero h1 {
    font-size: 3rem;
  }

  .hero-role {
    font-size: 1.05rem;
  }

  .signal-grid {
    grid-template-columns: 1fr;
  }

  .signal-item,
  .signal-item:last-child {
    min-height: auto;
    padding: 1rem 0;
    border: 0;
    border-bottom: 1px solid var(--line);
  }

  .signal-item:last-child {
    border-bottom: 0;
  }

  .section {
    padding-block: 3.5rem;
  }

  .section-head {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 1rem;
    margin-bottom: 1.5rem;
  }

  .section-head h2,
  .contact-inner h2 {
    font-size: 2.1rem;
  }

  .project-copy h3 {
    font-size: 1.65rem;
  }

  .writing-item {
    min-height: 0;
    grid-template-columns: 1fr 2.5rem;
    gap: 0.75rem;
    padding-block: 1.2rem;
  }

  .writing-meta {
    grid-column: 1 / -1;
  }

  .writing-title {
    font-size: 1.25rem;
  }

  .writing-summary {
    display: none;
  }

  .contact-inner {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding-block: 3rem;
  }

  .contact-actions {
    justify-content: flex-start;
  }

  .footer-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .page-hero {
    padding-block: 3rem 2rem;
  }

  .page-hero h1 {
    font-size: 2.55rem;
  }

  .archive-main {
    padding-block: 1.5rem 3.5rem;
  }

  .archive-tools {
    position: static;
    padding-block: 0.75rem;
  }

  .tool-row {
    gap: 0.75rem;
  }

  .filter-list {
    margin-inline: -1rem;
    padding-inline: 1rem;
  }

  .article-entry {
    padding: 1.1rem 1rem 1.1rem 1.25rem;
  }

  .entry-title {
    font-size: 1.3rem;
  }

  .entry-summary {
    font-size: 0.92rem;
  }

  .dialog-card {
    padding: 1.1rem;
  }

  .dialog-head h2 {
    font-size: 1.5rem;
  }
}

@media (max-width: 380px) {
  .brand {
    font-size: 0.98rem;
  }

  .nav-link {
    padding-inline: 0.4rem;
    font-size: 0.68rem;
  }

  .button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}