/* =========================================================
   Design tokens
   ========================================================= */
:root {
  --bg: #ffffff;
  --bg-raised: #f3f3f0;
  --ink: #14140f;
  --ink-soft: #55564f;
  --ink-faint: #8b8c83;
  --line: #d8d8d1;
  --accent: #23453d;
  --accent-tint: #e7ece9;

  --font-display: "Inter", -apple-system, "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-body: "Inter", -apple-system, "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "Inter", -apple-system, "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;

  --measure: clamp(760px, 58vw, 1040px);
  --gutter: clamp(20px, 4vw, 48px);
  --prose-width: clamp(1080px, 45vw, 1200px);
  --container: 1040px;
  --work-container: calc(var(--container) + 500px);
}

/* =========================================================
   Reset / base
   ========================================================= */
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

h1, h2, h3 {
  font-family: var(--font-display);
  margin: 0;
  letter-spacing: -0.01em;
}

p { margin: 0 0 1.2em; }

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

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

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

/* =========================================================
   Nav
   ========================================================= */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px max(var(--gutter), calc((100% - var(--container)) / 2));
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.site-nav__name {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.site-nav__links {
  display: flex;
  gap: 28px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.site-nav__links a {
  position: relative;
  padding-bottom: 2px;
}

.site-nav__links a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

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

/* =========================================================
   Home / hero
   ========================================================= */
.hero {
  padding: clamp(48px, 10vw, 96px) var(--gutter) clamp(32px, 6vw, 56px);
  max-width: 900px;
  margin: 0 auto;
  text-align: center;

}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-weight: 600;
  line-height: 1.05;
}

.hero p {
  margin-top: 18px;
  margin-left: auto;
  margin-right: auto;
  max-width: 46ch;
  color: var(--ink-soft);
  font-size: 1.05rem;

}

.hero__tags {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}

.hero__tags .tag {
  background: var(--ink);
  color: var(--bg);
}

/* =========================================================
   Work list (alternating covers)
   ========================================================= */
.work-list {
  display: flex;
  flex-direction: column;
}

.work-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: clamp(24px, 4vw, 56px);
  padding: clamp(32px, 6vw, 64px) max(var(--gutter), calc((100% - var(--work-container)) / 2));
  text-decoration: none;
  color: inherit;
}

.work-item:nth-child(even) .work-item__media { order: 2; }
.work-item:nth-child(even) .work-item__body { order: 1; }

.work-item__media {
  aspect-ratio: 4 / 3;
  background: var(--bg-raised);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: transform 0.4s ease;
}

.work-item__media img { width: 100%; height: 100%; object-fit: cover; }

.work-item__placeholder {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-faint);
  text-align: center;
  padding: 12px;
}

.work-item:hover .work-item__media { transform: scale(1.015); }

.work-item__subtitle {
  margin-bottom: 6px;
  font-size: 0.95rem;
  color: var(--ink-soft);
}

.work-item__title {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 600;
  line-height: 1.15;
}

.work-item__tags {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-tint);
  border-radius: 3px;
  padding: 4px 9px;
}

@media (max-width: 720px) {
  .work-item { grid-template-columns: 1fr; }
  .work-item:nth-child(even) .work-item__media,
  .work-item:nth-child(even) .work-item__body { order: initial; }
}

/* =========================================================
   Footer
   ========================================================= */
.site-footer {
  padding: 40px max(var(--gutter), calc((100% - var(--container)) / 2)) 64px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-faint);
  border-top: 1px solid var(--line);
}

/* =========================================================
   Case study page
   ========================================================= */
.case-study {
  max-width: var(--measure);
  margin: 0 auto;
  padding: clamp(48px, 8vw, 80px) var(--gutter) clamp(64px, 10vw, 120px);
  text-align: center;
}

.case-study__eyebrow {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 16px;
}

/* Cover image: sits above the title, contained to the page container width */
.case-study__cover {
  margin: 0 0 40px;
}

.case-study__cover .work-item__media {
  aspect-ratio: 16 / 10;
  border-left: none;
  border-right: none;
  border-radius: 4px;
}

.case-study__cover figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-faint);
  text-align: center;
}

.case-study__title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 600;
  line-height: 1.1;
}

.case-study__tags {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}

/* In short card */
.brief-card {
  margin: 40px auto 0;
  max-width: var(--prose-width);
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--bg-raised);
  text-align: left;
  overflow: hidden;
}

.brief-card__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  padding: 14px 20px 0;
}

.brief-card dl {
  margin: 0;
  padding: 10px 20px 20px;
  display: grid;
  grid-template-columns: 100px 1fr;
  row-gap: 14px;
  column-gap: 16px;
}

.brief-card dt {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding-top: 2px;
}

.brief-card dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.55;
}

@media (max-width: 560px) {
  .brief-card dl {
    grid-template-columns: 1fr;
    row-gap: 4px;
  }
  .brief-card dt { margin-top: 10px; }
}

/* Body content */
.case-study__body {
  margin-top: 56px;
  text-align: left;
}

.case-study__body p {
  font-size: 1.05rem;
  color: var(--ink);
  max-width: var(--prose-width);
}

.case-study__body h2 {
  font-size: 1.3rem;
  font-weight: 600;
  margin: 2.2em 0 0.7em;
}

.case-study__body h3 {
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--ink);
  margin: 1.6em 0 0.5em;
}

.case-study__body ul {
  margin: 0 0 1.2em;
  padding-left: 1.3em;
}

.case-study__body li {
  margin-bottom: 0.6em;
  font-size: 1.05rem;
}

.case-study__body strong {
  font-weight: 600;
}

.case-study__figure {
  margin: 2.4em 0;
}

/* Wide/breakout figures: use for hero shots or key images that should
   span past the text column, out to the edges of the page container. */
.case-study__figure--wide {
  margin: 2.4em calc(var(--gutter) * -1);
}

.case-study__figure .work-item__media {
  aspect-ratio: 16 / 10;
  border-left: none;
  border-right: none;
  border-radius: 0;
}

/* Banner-style figures: show full image, no forced aspect-ratio crop */
.case-study__figure--banner .work-item__media {
  aspect-ratio: auto;
}

.case-study__figure--banner .work-item__media img {
  height: auto;
  object-fit: unset;
}

.case-study__figure figcaption {
  margin-top: 10px;
  padding: 0 var(--gutter);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-faint);
  text-align: center;
}

/* Scrollable image frame, so a tall graphic stays contained instead of stretching the page */
.scroll-frame {
  margin: 2.4em 0;
  max-height: 520px;
  overflow-y: auto;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--bg-raised);
}

.scroll-frame img {
  display: block;
  width: 100%;
  height: auto;
}

.case-study__nav {
  margin-top: 72px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.case-study__nav a {
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--accent);
}

.case-study__nav a:hover { text-decoration: underline; }

/* =========================================================
   Lightbox
   ========================================================= */
.case-study__figure img { cursor: zoom-in; }
 
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(20px, 6vw, 64px);
  background: color-mix(in srgb, var(--ink) 92%, transparent);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease;
}
 
.lightbox.is-open {
  opacity: 1;
  visibility: visible;
}
 
.lightbox img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  border-radius: 4px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.45);
  cursor: default;
}
 
.lightbox__close {
  position: absolute;
  top: clamp(14px, 3vw, 28px);
  right: clamp(14px, 3vw, 28px);
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 50%;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
 
.lightbox__close:hover { background: var(--bg-raised); }