:root {
  --ink: #111827;
  --muted: #667085;
  --soft: #f7f4ef;
  --paper: #fffdfa;
  --line: #e8e2d8;
  --teal: #2c64bb;
  --teal-dark: #1f4f99;
  --coral: #e4572e;
  --gold: #d99f2b;
  --shadow: 0 24px 70px rgba(17, 24, 39, 0.12);
  --radius: 8px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  line-height: 1.6;
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 20;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--teal), var(--coral), var(--gold));
}

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

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 10;
  background: var(--ink);
  color: white;
  padding: 0.7rem 1rem;
}

.skip-link:focus {
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: var(--max);
  margin: 0 auto;
  padding: 1rem 1.25rem;
  background: rgba(255, 253, 250, 0.86);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
}

.site-header.is-scrolled {
  border-color: var(--line);
}

.brand,
.nav,
.hero-actions,
.contact-actions,
.filter-bar {
  display: flex;
  align-items: center;
}

.brand {
  gap: 0.7rem;
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2.7rem;
  height: 2.7rem;
  color: var(--ink);
  line-height: 0;
}

.brand-logo {
  width: 2.7rem;
  height: 2.7rem;
  overflow: visible;
}

.logo-piece {
  fill: currentColor;
  opacity: 0;
  transform: translateY(7px) scale(0.92);
  transform-box: fill-box;
  transform-origin: center;
  transition:
    opacity 520ms ease,
    transform 620ms cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--logo-delay, 0ms);
}

.brand-mark.is-logo-ready .logo-piece {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.brand:hover .logo-piece:nth-child(1),
.brand:hover .logo-piece:nth-child(3),
.brand:hover .logo-piece:nth-child(5),
.brand-mark.is-logo-active .logo-piece:nth-child(1),
.brand-mark.is-logo-active .logo-piece:nth-child(3),
.brand-mark.is-logo-active .logo-piece:nth-child(5) {
  transform: translateX(-1.5px) scale(1);
}

.brand:hover .logo-piece:nth-child(2),
.brand:hover .logo-piece:nth-child(4),
.brand:hover .logo-piece:nth-child(6),
.brand-mark.is-logo-active .logo-piece:nth-child(2),
.brand-mark.is-logo-active .logo-piece:nth-child(4),
.brand-mark.is-logo-active .logo-piece:nth-child(6) {
  transform: translateX(2px) scale(1);
}

.nav {
  gap: 1.1rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.nav a,
.header-cta,
.text-link {
  text-decoration: none;
}

.nav a:hover,
.nav a.is-active,
.text-link:hover {
  color: var(--teal);
}

.header-cta {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.65rem 1rem;
  font-weight: 700;
}

.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: 5.5rem 1.25rem;
}

.hero {
  display: block;
  min-height: min(760px, calc(100svh - 76px));
  padding-top: 11rem;
  padding-bottom: 3.4rem;
}

.hero-copy {
  max-width: 820px;
}

.eyebrow,
.section-kicker,
.project-type {
  margin: 0 0 0.85rem;
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 820px;
  margin-bottom: 1.2rem;
  font-size: clamp(2.65rem, 5vw, 4.35rem);
  line-height: 1;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 1rem;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 0.6rem;
  font-size: 1.35rem;
  line-height: 1.15;
}

.hero-text {
  max-width: 660px;
  color: var(--muted);
  font-size: 1.08rem;
}

.button {
  justify-content: center;
  min-height: 3rem;
  border-radius: 999px;
  padding: 0.85rem 1.18rem;
  font-weight: 800;
  text-decoration: none;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease;
}

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

.primary {
  background: var(--teal);
  color: white;
}

.primary:hover {
  background: var(--teal-dark);
}

.secondary {
  border: 1px solid var(--line);
  background: white;
}

.hero-actions,
.contact-actions {
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  max-width: 720px;
  margin: 1.6rem 0 0;
}

.metrics div {
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

.metrics dt {
  font-size: 1.55rem;
  font-weight: 900;
}

.metrics dd {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.intro {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(300px, 0.8fr);
  gap: 3rem;
  align-items: start;
}

.intro-grid p,
.section-heading p,
.contact p {
  color: var(--muted);
  font-size: 1.05rem;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(300px, 0.7fr);
  gap: 2rem;
  align-items: end;
  margin-bottom: 2rem;
}

.filter-bar {
  gap: 0.65rem;
  flex-wrap: wrap;
  margin-bottom: 1.35rem;
}

.filter {
  min-height: 2.5rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: white;
  color: var(--muted);
  padding: 0.55rem 0.9rem;
  font: inherit;
  font-size: 0.92rem;
  font-weight: 800;
  cursor: pointer;
}

.filter.is-active {
  background: var(--ink);
  color: white;
  border-color: var(--ink);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
}

.project-card {
  display: grid;
  grid-template-rows: auto 1fr;
  min-height: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: white;
  transform-style: preserve-3d;
  transition:
    opacity 220ms ease,
    transform 220ms ease,
    box-shadow 220ms ease;
  will-change: transform;
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 46px rgba(17, 24, 39, 0.1);
}

.project-card.is-hidden {
  display: none;
}

.project-image {
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--soft);
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 300ms ease;
}

.project-card:hover .project-image img {
  transform: scale(1.03);
}

.project-content {
  padding: 1.25rem;
}

.project-content p:not(.project-type) {
  color: var(--muted);
}

.project-content .text-link + .text-link {
  display: inline-block;
  margin-left: 1rem;
}

.text-link {
  color: var(--teal);
  font-weight: 900;
}

.toolbox {
  background: var(--soft);
  max-width: none;
  padding-left: max(1.25rem, calc((100vw - var(--max)) / 2 + 1.25rem));
  padding-right: max(1.25rem, calc((100vw - var(--max)) / 2 + 1.25rem));
}

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

.hire-grid,
.snapshot-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.hire-card,
.snapshot-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: white;
  padding: 1.05rem;
}

.hire-card span,
.snapshot-card span {
  display: inline-flex;
  margin-bottom: 0.85rem;
  color: var(--coral);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hire-card p,
.snapshot-card p {
  color: var(--muted);
  margin-bottom: 0;
}

.developer-layer {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(320px, 0.65fr);
  gap: 3rem;
  align-items: center;
  border-top: 1px solid var(--line);
}

.dev-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #101820;
  color: #f9fbf2;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.dev-panel-bar {
  display: flex;
  gap: 0.45rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  padding: 0.85rem 1rem;
}

.dev-panel-bar span {
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  background: var(--coral);
}

.dev-panel-bar span:nth-child(2) {
  background: var(--gold);
}

.dev-panel-bar span:nth-child(3) {
  background: var(--teal);
}

.dev-panel pre {
  margin: 0;
  overflow-x: auto;
  padding: 1.15rem;
  font:
    0.92rem/1.7 ui-monospace,
    SFMono-Regular,
    Menlo,
    Consolas,
    monospace;
}

.dev-panel p {
  margin: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.72);
  padding: 1rem 1.15rem;
}

.toolbox-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.toolbox-card {
  border: 1px solid #ddd4c6;
  border-radius: var(--radius);
  background: var(--paper);
  padding: 1rem;
}

.toolbox-card.wide {
  grid-column: 1 / -1;
}

.toolbox-card h3 {
  margin-bottom: 0.85rem;
  font-size: 1.05rem;
}

.skills-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.skills-grid span {
  display: inline-flex;
  align-items: center;
  min-height: 2.35rem;
  border: 1px solid #ddd4c6;
  border-radius: var(--radius);
  background: white;
  padding: 0.55rem 0.75rem;
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 800;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.process-grid article {
  border-left: 3px solid var(--gold);
  background: white;
  padding: 1rem 1rem 1.1rem;
}

.process-grid span {
  color: var(--coral);
  font-weight: 900;
}

.process-grid p {
  color: var(--muted);
  margin-bottom: 0;
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(280px, 0.55fr);
  gap: 2rem;
  align-items: center;
  border-top: 1px solid var(--line);
}

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

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  max-width: var(--max);
  margin: 0 auto;
  padding: 2rem 1.25rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.95rem;
}

.case-main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.25rem 5rem;
}

.case-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(320px, 0.6fr);
  gap: 3rem;
  align-items: end;
  padding: 5rem 0 3rem;
  border-bottom: 1px solid var(--line);
}

.case-hero h1 {
  max-width: 760px;
}

.case-summary {
  color: var(--muted);
  font-size: 1.12rem;
}

.case-meta {
  display: grid;
  gap: 0.7rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: white;
  padding: 1rem;
}

.case-meta div {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 1rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.7rem;
}

.case-meta div:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.case-meta dt {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.case-meta dd {
  margin: 0;
  font-weight: 800;
}

.case-cover {
  margin: 2rem 0 4rem;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--soft);
  box-shadow: var(--shadow);
}

.case-cover img {
  width: 100%;
  aspect-ratio: 16 / 8;
  object-fit: cover;
}

.case-cover figcaption {
  border-top: 1px solid var(--line);
  background: white;
  color: var(--muted);
  font-size: 0.92rem;
  padding: 0.9rem 1rem;
}

.case-snapshot {
  padding: 2rem 0 0;
}

.snapshot-card {
  display: grid;
  align-content: start;
  min-height: 100%;
}

.snapshot-card strong {
  display: block;
  margin-bottom: 0.45rem;
  font-size: 1.05rem;
}

.case-section {
  display: grid;
  grid-template-columns: minmax(180px, 0.34fr) minmax(0, 1fr);
  gap: 3rem;
  padding: 3rem 0;
  border-top: 1px solid var(--line);
}

.case-section:first-of-type {
  border-top: 0;
}

.case-section h2 {
  font-size: clamp(1.6rem, 2.5vw, 2.6rem);
}

.case-section p,
.case-section li {
  color: var(--muted);
}

.case-section ul {
  display: grid;
  gap: 0.8rem;
  margin: 0;
  padding-left: 1.2rem;
}

.contribution-list,
.impact-list {
  display: grid;
  gap: 0.85rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.contribution-list li,
.impact-list li {
  border-left: 3px solid var(--teal);
  background: white;
  color: var(--ink);
  padding: 0.85rem 1rem;
}

.impact-list li {
  border-left-color: var(--coral);
}

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

.insight-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: white;
  padding: 1rem;
}

.insight-card strong {
  display: block;
  margin-bottom: 0.4rem;
}

.process-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.process-shot {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: white;
  cursor: zoom-in;
}

.process-shot.wide {
  grid-column: 1 / -1;
}

.process-shot img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: contain;
  background: var(--soft);
}

.final-screen {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: white;
  box-shadow: 0 18px 46px rgba(17, 24, 39, 0.08);
  cursor: zoom-in;
}

.final-screen img {
  width: 100%;
  max-height: 760px;
  object-fit: contain;
  background: var(--soft);
}

.final-screen figcaption {
  border-top: 1px solid var(--line);
  color: var(--muted);
  padding: 0.9rem 1rem;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  border: 0;
  background: rgba(17, 24, 39, 0.86);
  padding: 1.25rem;
}

.lightbox[hidden] {
  display: none;
}

.lightbox figure {
  width: min(1120px, 96vw);
  max-height: 92vh;
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  background: white;
}

.lightbox img {
  width: 100%;
  max-height: 78vh;
  object-fit: contain;
  background: var(--soft);
}

.lightbox figcaption {
  color: var(--muted);
  padding: 0.85rem 1rem;
}

.lightbox button {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: white;
  font-size: 1.3rem;
  cursor: pointer;
}

.process-shot figcaption {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.92rem;
  padding: 0.85rem 1rem;
}

.case-nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity 680ms ease,
    transform 680ms cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
  will-change: auto;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 900px) {
  .site-header {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .nav {
    order: 3;
    width: 100%;
    overflow-x: auto;
    padding-bottom: 0.25rem;
  }

  .hero,
  .case-hero,
  .intro-grid,
  .section-heading,
  .contact,
  .developer-layer,
  .case-section {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 7rem;
  }

  .project-grid,
  .hire-grid,
  .snapshot-grid,
  .toolbox-grid,
  .process-grid,
  .insight-grid,
  .process-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .section {
    padding-top: 4rem;
    padding-bottom: 4rem;
  }

  .brand span:last-child {
    display: none;
  }

  .header-cta {
    padding-left: 0.85rem;
    padding-right: 0.85rem;
  }

  h1 {
    font-size: 3rem;
  }

  .hero {
    padding-top: 5rem;
  }

  .metrics,
  .project-grid,
  .hire-grid,
  .snapshot-grid,
  .toolbox-grid,
  .process-grid,
  .insight-grid,
  .process-gallery {
    grid-template-columns: 1fr;
  }

  .process-shot.wide {
    grid-column: auto;
  }

  .site-footer {
    flex-direction: column;
  }

  .case-meta div,
  .case-nav {
    grid-template-columns: 1fr;
    flex-direction: column;
  }
}