:root {
  --cds-background: #161616;
  --cds-layer: #262626;
  --cds-layer-alt: #1f1f1f;
  --cds-border-subtle: rgba(255, 255, 255, 0.08);
  --cds-border-strong: rgba(255, 255, 255, 0.14);
  --cds-text-primary: #f4f4f4;
  --cds-text-secondary: #c5c5c5;
  --cds-text-helper: #a8a8a8;
  --cds-blue: #1B5AD6;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--cds-background);
  color: var(--cds-text-primary);
  font-family: "IBM Plex Sans", sans-serif;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.01), transparent 16%);
  pointer-events: none;
}

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

a {
  color: inherit;
  text-decoration: none;
}

.shell {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 24px 28px 80px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 0 0 18px;
  border-bottom: 1px solid var(--cds-border-subtle);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: block;
  width: 24px;
  height: 24px;
  object-fit: contain;
  border-radius: 4px;
  background: rgba(255,255,255,0.01);
}

.brand-name {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cds-text-secondary);
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav a {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cds-text-secondary);
  position: relative;
  transition: color 160ms cubic-bezier(0.2, 0, 0.38, 0.9), transform 160ms cubic-bezier(0.2, 0, 0.38, 0.9);
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 100%;
  height: 1px;
  background: var(--cds-blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms cubic-bezier(0.2, 0, 0.38, 0.9);
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--cds-text-primary);
  transform: translateY(-1px);
}

.nav a:hover::after,
.nav a:focus-visible::after {
  transform: scaleX(1);
}

.nav-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  padding: 0 14px;
  border: 1px solid var(--cds-blue);
  background: var(--cds-blue);
  color: #ffffff !important;
  font-weight: 500;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.04);
  transition: background 160ms cubic-bezier(0.2, 0, 0.38, 0.9), border-color 160ms cubic-bezier(0.2, 0, 0.38, 0.9), transform 160ms cubic-bezier(0.2, 0, 0.38, 0.9), box-shadow 160ms ease;
}

.nav-button:hover,
.nav-button:focus-visible {
  background: #1850c4;
  border-color: #1850c4;
  color: #ffffff !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(27, 90, 214, 0.25);
}

.hero {
  max-width: 760px;
  padding-top: 80px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--cds-blue);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(3rem, 6vw, 6.2rem);
  line-height: 0.96;
  letter-spacing: -0.07em;
  font-weight: 400;
}

.intro {
  max-width: 560px;
  margin-top: 22px;
  color: var(--cds-text-secondary);
  font-size: 1.1rem;
  line-height: 1.7;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 18px;
  border: 1px solid var(--cds-border-subtle);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: background 160ms cubic-bezier(0.2, 0, 0.38, 0.9), border-color 160ms cubic-bezier(0.2, 0, 0.38, 0.9), transform 160ms cubic-bezier(0.2, 0, 0.38, 0.9), box-shadow 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(255,255,255,0.04);
}

.button-primary {
  background: var(--cds-blue);
  border-color: var(--cds-blue);
  color: #ffffff;
}

.button-primary:hover,
.button-primary:focus-visible {
  background: #1850c4;
  border-color: #1850c4;
}

.button-secondary {
  background: rgba(255,255,255,0.01);
  color: var(--cds-text-primary);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: var(--cds-border-strong);
  background: rgba(255,255,255,0.02);
}

.meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 72px;
  padding-top: 22px;
  border-top: 1px solid var(--cds-border-subtle);
}

.meta > div {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.meta-label {
  color: var(--cds-text-helper);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.meta strong {
  font-weight: 400;
  font-size: 1.05rem;
  color: var(--cds-text-primary);
}

.projects-shell {
  padding-bottom: 100px;
}

.projects-page {
  padding-top: 48px;
}

.projects-intro {
  max-width: 760px;
  margin-bottom: 36px;
}

.projects-intro h1 {
  margin: 0;
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  letter-spacing: -0.06em;
  line-height: 1;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.project-card {
  display: flex;
  flex-direction: column;
  width: fit-content;
  background: #1c1c1c;
  border: 1px solid var(--cds-border-subtle);
  overflow: hidden;
  transition: transform 180ms cubic-bezier(0.2, 0, 0.38, 0.9), border-color 180ms cubic-bezier(0.2, 0, 0.38, 0.9), box-shadow 180ms ease;
}

.project-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255,255,255,0.16);
  box-shadow: 0 8px 24px rgba(0,0,0,0.18);
}

.project-image {
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: rgba(255,255,255,0.02);
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 220ms cubic-bezier(0.2, 0, 0.38, 0.9), filter 220ms ease;
}

.project-card:hover .project-image img {
  transform: scale(1.02);
  filter: saturate(1.08);
}

.project-body {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 20px;
  min-height: 220px;
}

.no-image-body {
  justify-content: center;
  min-height: 220px;
}

.project-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.tag,
.year {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 8px;
  border: 1px solid var(--cds-border-subtle);
  color: var(--cds-text-secondary);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tag-red {
  border-color: #D61B1B;
  color: #D61B1B;
}

.project-card h3 {
  margin: 0;
  font-size: 1.5rem;
  letter-spacing: -0.04em;
  font-weight: 400;
}

.project-card p {
  margin: 0;
  color: var(--cds-text-secondary);
  line-height: 1.7;
}

.project-actions {
  margin-top: auto;
}

.small-link {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 12px;
  border: 1px solid var(--cds-border-subtle);
  color: var(--cds-text-primary);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.small-link:hover,
.small-link:focus-visible {
  background: rgba(255,255,255,0.02);
  border-color: rgba(255,255,255,0.15);
  transform: translateY(-1px);
}

.project-template {
  margin-top: 56px;
  padding-top: 28px;
  border-top: 1px solid var(--cds-border-subtle);
}

.project-template h2 {
  margin: 0 0 8px;
  font-size: clamp(1.6rem, 2vw, 2.5rem);
  letter-spacing: -0.04em;
  font-weight: 400;
}

.project-template p {
  color: var(--cds-text-secondary);
  margin-bottom: 18px;
}

pre {
  margin: 0;
  overflow-x: auto;
  padding: 18px;
  border: 1px solid var(--cds-border-subtle);
  background: rgba(255,255,255,0.02);
  color: var(--cds-text-primary);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.74rem;
  line-height: 1.7;
}

footer {
  margin-top: 100px;
  padding-top: 28px;
  border-top: 1px solid var(--cds-border-subtle);
}

@media (max-width: 980px) {
  .project-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .shell {
    padding-left: 20px;
    padding-right: 20px;
  }

  .topbar {
    flex-wrap: wrap;
  }

  .nav {
    gap: 12px 18px;
    flex-wrap: wrap;
  }

  .hero {
    padding-top: 64px;
  }

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

  .actions {
    flex-direction: column;
    align-items: stretch;
  }

  .button {
    width: 100%;
  }

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