:root {
  --ink: #151719;
  --muted: rgba(21, 23, 25, 0.68);
  --paper: #f7f7f4;
  --white: #fff;
  --line: rgba(21, 23, 25, 0.18);
  --accent: #fe8076;
  --ease: cubic-bezier(0.165, 0.84, 0.44, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Gothic A1", Arial, sans-serif;
  background: var(--paper);
  color: var(--ink);
  opacity: 0;
  transition: opacity 600ms ease;
}

body.loaded {
  opacity: 1;
}

body.case-open {
  overflow: hidden;
}

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

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

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 30;
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  padding: clamp(24px, 4vw, 42px) clamp(20px, 4vw, 52px);
  color: var(--white);
  pointer-events: none;
  transition: color 350ms ease, transform 650ms var(--ease), opacity 650ms var(--ease);
  transform: translateY(-24px);
  opacity: 0;
}

body.loaded .site-header {
  transform: translateY(0);
  opacity: 1;
}

.site-header.on-paper,
.site-header.case-mode {
  color: var(--ink);
}

.brand {
  pointer-events: auto;
}

.brand {
  display: inline-block;
  font-size: clamp(22px, 2.1vw, 30px);
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1;
}

.brand span {
  border-bottom: 2px solid currentColor;
}

.hero {
  position: relative;
  height: clamp(360px, 46vh, 520px);
  min-height: 0;
  overflow: hidden;
  background: var(--paper);
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: #050505;
  will-change: opacity, transform;
}

.hero-media img {
  height: 100%;
  object-fit: cover;
  transform: scale(1.06);
  animation: drift 16s var(--ease) infinite alternate;
  filter: saturate(0.85) contrast(1.08);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(180deg, rgba(0,0,0,0.18), rgba(0,0,0,0.08) 48%, rgba(0,0,0,0.38));
  opacity: var(--hero-overlay-opacity, 1);
}

.scanlines {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(255,255,255,0.04), transparent 28%, rgba(255,255,255,0.02) 52%, transparent),
    repeating-linear-gradient(0deg, rgba(255,255,255,0.03), rgba(255,255,255,0.03) 1px, transparent 1px, transparent 5px);
  mix-blend-mode: screen;
  opacity: 0.26;
  animation: shimmer 9s linear infinite;
}

main,
.site-footer {
  position: relative;
  z-index: 3;
  background: var(--paper);
}

.intro {
  padding: clamp(78px, 10vw, 132px) 4vw clamp(68px, 9vw, 112px);
}

.intro h1,
.intro p {
  max-width: 790px;
  margin: 0;
  font-size: clamp(35px, 4.2vw, 62px);
  line-height: 1.17;
  font-weight: 400;
  letter-spacing: 0;
}

.intro h1 {
  font-weight: 500;
}

.intro p {
  color: var(--muted);
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(42px, 7vw, 108px) 2.1vw;
  padding: 0 4vw clamp(86px, 11vw, 150px);
  overflow: hidden;
}

.project-card {
  grid-column: span 6;
}

.project-card:nth-child(2) {
  margin-top: -74px;
}

.project-card:nth-child(3) {
  margin-top: 52px;
}

.project-card:nth-child(5) {
  margin-top: -38px;
}

.project-card.span-large {
  grid-column: span 6;
}

.project-card.span-wide {
  grid-column: 7 / span 6;
}

.project-card button {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  padding: 0;
  border: 0;
  background: #25282b;
  color: var(--white);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  text-align: left;
  font: inherit;
}

.thumb {
  display: block;
  height: 100%;
  background-image: url("../assets/project-sheet.png");
  background-size: 200% 200%;
  background-repeat: no-repeat;
  transform: scale(1);
  transition: transform 4s ease, opacity 350ms ease, filter 350ms ease;
}

.thumb-a { background-position: 0 0; }
.thumb-b { background-position: 100% 0; }
.thumb-c { background-position: 0 100%; }
.thumb-d { background-position: 100% 100%; }

.thumb.generated {
  background-image:
    radial-gradient(circle at 68% 38%, rgba(254,128,118,0.42), transparent 18%),
    radial-gradient(circle at 30% 60%, rgba(160,190,190,0.5), transparent 28%),
    linear-gradient(135deg, #151719 0%, #353a3d 48%, #0f1112 100%);
  background-size: 100% 100%;
}

.thumb.generated.alt {
  background-image:
    linear-gradient(130deg, rgba(0,0,0,0.1), rgba(0,0,0,0.78)),
    url("../assets/hero.png");
  background-size: cover;
  background-position: center;
}

.project-card button::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 42%, rgba(0,0,0,0.62));
  pointer-events: none;
}

.project-card button:hover .thumb {
  transform: scale(1.14);
  filter: contrast(1.08);
}

.caption {
  position: absolute;
  left: clamp(22px, 3vw, 36px);
  bottom: clamp(22px, 3vw, 34px);
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 3px;
  font-size: clamp(24px, 2.4vw, 34px);
  line-height: 1.12;
}

.caption strong,
.caption em {
  font-style: normal;
  font-weight: 400;
  text-shadow: 0 8px 30px rgba(0,0,0,0.35);
}

.caption em {
  color: rgba(255,255,255,0.82);
}

.statement {
  padding: clamp(78px, 12vw, 150px) 4vw;
}

.statement h2,
.contact-cta h2 {
  max-width: 920px;
  margin: 0;
  font-size: clamp(31px, 4.2vw, 60px);
  line-height: 1.18;
  font-weight: 500;
}

.statement span {
  display: block;
  color: var(--muted);
  font-weight: 300;
}

.research-block {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4vw;
  padding: 0 4vw clamp(76px, 10vw, 130px);
}

.research-block div {
  border-top: 1px solid var(--line);
  padding-top: 20px;
}

.research-block p,
.research-block li,
.site-footer p,
.site-footer a {
  font-size: clamp(17px, 1.7vw, 22px);
  line-height: 1.45;
}

.research-block p {
  margin: 0 0 20px;
  color: var(--muted);
}

.research-block ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.research-block li {
  margin: 6px 0;
}

.contact-cta {
  padding: clamp(70px, 9vw, 120px) 4vw;
}

.contact-cta a {
  border-bottom: 0.08em solid var(--accent);
}

.case-study {
  position: fixed;
  inset: 0;
  z-index: 50;
  overflow: auto;
  background: var(--paper);
  color: var(--ink);
  transform: translateY(100%);
  transition: transform 780ms var(--ease);
}

.case-study.open {
  transform: translateY(0);
}

.case-close {
  position: fixed;
  top: 34px;
  right: clamp(20px, 4vw, 52px);
  z-index: 55;
  border: 0;
  padding: 0;
  background: transparent;
  border-bottom: 2px solid currentColor;
  color: var(--white);
  font: inherit;
  font-size: clamp(17px, 1.8vw, 22px);
  cursor: pointer;
  mix-blend-mode: difference;
}

.case-hero {
  height: 100vh;
  min-height: 560px;
  background: #050505;
  overflow: hidden;
}

.case-hero img {
  height: 100%;
  object-fit: cover;
  opacity: 0.92;
}

.case-content {
  padding: clamp(76px, 10vw, 140px) 4vw;
  max-width: 1180px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--muted);
}

.case-content h2 {
  margin: 0 0 28px;
  font-size: clamp(42px, 7vw, 96px);
  line-height: 1;
  font-weight: 500;
}

.case-content h3 {
  margin: clamp(64px, 8vw, 110px) 0 18px;
  font-size: clamp(30px, 4vw, 58px);
  font-weight: 500;
}

.case-content p {
  max-width: 780px;
  font-size: clamp(20px, 2.1vw, 28px);
  line-height: 1.42;
  color: var(--muted);
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2vw;
  margin-top: clamp(60px, 8vw, 110px);
}

.case-grid .thumb {
  height: auto;
  aspect-ratio: 16 / 9;
}

.site-footer {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 3vw;
  padding: clamp(64px, 8vw, 110px) 4vw 42px;
}

.site-footer h3 {
  margin: 0 0 16px;
  font-size: clamp(19px, 2vw, 25px);
  font-weight: 600;
}

.site-footer p,
.site-footer a {
  display: block;
  margin: 4px 0;
  color: var(--muted);
}

.site-footer a:hover {
  color: var(--ink);
  text-decoration: underline;
}

.credit {
  align-self: end;
}

.reveal {
  opacity: 0;
  transform: translateY(56px);
  transition: opacity 720ms ease, transform 900ms var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes drift {
  from { transform: scale(1.06) translate3d(-1.2%, -1%, 0); }
  to { transform: scale(1.12) translate3d(1.8%, 1%, 0); }
}

@keyframes shimmer {
  from { transform: translateX(-4%); }
  to { transform: translateX(4%); }
}

@media (max-width: 900px) {
  .hero {
    height: clamp(300px, 44vh, 460px);
  }

  .work-grid,
  .research-block,
  .site-footer,
  .case-grid {
    grid-template-columns: 1fr;
  }

  .project-card,
  .project-card.span-large,
  .project-card.span-wide {
    grid-column: 1;
    margin-top: 0;
  }

  .project-card:nth-child(2),
  .project-card:nth-child(3),
  .project-card:nth-child(5) {
    margin-top: 0;
  }

  .site-footer {
    gap: 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}