/* Project pages: shares the paper/ink system from assets/css/site.css */

:root {
  --paper: #f1f0eb;
  --surface: #e6e4dd;
  --ink: #0f0f0e;
  --accent: #ff4f12;
  --muted: color-mix(in srgb, currentColor 56%, transparent);
  --line: color-mix(in srgb, currentColor 16%, transparent);
  --sans: "Instrument Sans", ui-sans-serif, system-ui, sans-serif;
  --serif: "Instrument Serif", ui-serif, Georgia, serif;
  --mono: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --gutter: clamp(16px, 4vw, 56px);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
}

em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
}

::selection {
  background: var(--accent);
  color: #fff;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.mono,
.site-header,
.project-label,
.project-facts dt,
figcaption {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.site-shell {
  width: min(100% - var(--gutter) * 2, 1400px);
  margin-inline: auto;
  padding-bottom: 96px;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding-block: 22px;
}
.site-header a {
  text-decoration: none;
}
.site-header .home {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 500;
  text-transform: none;
  letter-spacing: -0.01em;
}
.site-header .home::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
}

.link {
  position: relative;
  text-decoration: none;
}
.link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 1px;
  background: currentColor;
  opacity: 0.45;
  transform-origin: left;
  transition:
    opacity 0.4s,
    transform 0.6s var(--ease);
}
.link:hover::after {
  opacity: 1;
  animation: underline 0.7s var(--ease) forwards;
}
@keyframes underline {
  0% {
    transform: scaleX(0);
  }
  100% {
    transform: scaleX(1);
  }
}

/* Entrance: each [data-in] rises in with a small stagger */
[data-in] {
  animation: rise 1.2s var(--ease) both;
  animation-delay: calc(var(--i, 0) * 90ms + 80ms);
}
@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
}

.project-hero {
  padding-top: clamp(56px, 10vw, 140px);
  padding-bottom: clamp(40px, 6vw, 72px);
  border-bottom: 1px solid var(--line);
}
.project-label {
  display: flex;
  gap: 1.4em;
  color: var(--muted);
}
.project-label span:first-child {
  color: var(--accent);
}
.project-hero h1 {
  margin-top: 20px;
  font-size: clamp(3.2rem, 11vw, 11rem);
  line-height: 0.88;
  letter-spacing: -0.055em;
  font-weight: 500;
}
.project-hero h1 em {
  letter-spacing: -0.02em;
}
.lede {
  margin-top: clamp(24px, 3vw, 40px);
  max-width: 34ch;
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  line-height: 1.3;
  letter-spacing: -0.015em;
}

.project-media {
  margin-top: clamp(32px, 5vw, 64px);
  display: grid;
  gap: clamp(16px, 2vw, 28px);
}
.project-media.two {
  grid-template-columns: minmax(0, 2.1fr) minmax(0, 1fr);
  align-items: start;
}
.project-media video,
.project-media img {
  width: 100%;
  height: auto;
  border-radius: 14px;
  background: var(--surface);
}
figcaption {
  margin-top: 12px;
  color: var(--muted);
  text-transform: none;
  font-family: var(--sans);
  font-size: 0.92rem;
  letter-spacing: 0;
}

.project-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(260px, 1fr);
  gap: clamp(40px, 8vw, 140px);
  margin-top: clamp(64px, 9vw, 120px);
  align-items: start;
}
.project-body h2 {
  font-size: clamp(1.7rem, 2.8vw, 2.5rem);
  line-height: 1.05;
  letter-spacing: -0.035em;
  font-weight: 500;
  margin-bottom: 16px;
}
.project-body h2:not(:first-child) {
  margin-top: clamp(48px, 6vw, 72px);
}
.project-body p {
  max-width: 60ch;
  color: color-mix(in srgb, currentColor 78%, transparent);
  font-size: 1.1rem;
}
.project-body p + p {
  margin-top: 1em;
}

.project-facts {
  position: sticky;
  top: 32px;
}
.project-facts dl > div {
  display: grid;
  gap: 4px;
  padding-block: 14px;
  border-top: 1px solid var(--line);
}
.project-facts dt {
  color: var(--muted);
}
.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 28px;
}

.back-link {
  display: inline-flex;
  margin-top: clamp(72px, 10vw, 140px);
  padding-top: 16px;
  border-top: 1px solid var(--line);
  width: 100%;
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  text-decoration: none;
  transition: color 0.4s;
}
.back-link:hover {
  color: var(--accent);
}

@media (max-width: 820px) {
  .project-layout,
  .project-media.two {
    grid-template-columns: 1fr;
  }
  .project-facts {
    position: static;
  }
}

@media (prefers-reduced-motion: reduce) {
  [data-in] {
    animation: none;
  }
}