:root {
  --bg: #0e0f10;
  --surface: #17191b;
  --line: #2a2d30;
  --text: #ecebe8;
  --muted: #9a9b98;
  --accent: #e8ff5a;
  --radius: 6px;
  --font-display: "Jost", "Futura PT", Futura, sans-serif;
  --font-body: "Figtree", "Proxima Nova", system-ui, sans-serif;
  --gutter: clamp(16px, 4vw, 56px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 400; margin: 0; letter-spacing: -0.01em; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 18px var(--gutter);
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.wordmark {
  font-family: var(--font-display); font-size: 24px; font-weight: 500;
  text-decoration: none; letter-spacing: -0.02em;
}
.wordmark span { font-weight: 300; }
.wordmark em {
  font-style: normal; font-size: 12px; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase;
  margin-left: 8px; padding: 2px 6px; border-radius: 3px; background: var(--accent); color: #111;
  vertical-align: 4px;
}
.nav { display: flex; gap: 28px; font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; }
.nav a { text-decoration: none; color: var(--muted); transition: color .2s; }
.nav a:hover { color: var(--text); }
.nav a[aria-current="page"] { color: var(--accent); }

/* ---------- Hero ---------- */
.hero {
  display: grid; justify-items: center; text-align: center;
  padding: clamp(36px, 5vw, 72px) var(--gutter) clamp(28px, 3.5vw, 48px);
}
.eyebrow { color: var(--muted); font-size: 13px; letter-spacing: 0.1em; text-transform: uppercase; margin: 0 0 18px; }
.hero h1 { font-size: clamp(40px, 6.5vw, 96px); font-weight: 700; line-height: 1; letter-spacing: -0.025em; }
.lede { color: var(--muted); max-width: 52ch; margin: 24px auto 0; font-size: clamp(17px, 1.4vw, 20px); }
.hint { display: inline-block; color: var(--accent); font-size: 14px; margin-top: 24px; text-decoration: none; }
.hint:hover { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- Work grid ---------- */
.work { padding: 16px var(--gutter) 96px; }
.section-head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 28px; }
.section-head h2, .services h2 { font-size: clamp(28px, 3vw, 40px); }
.filters { display: flex; flex-wrap: wrap; gap: 8px; }
.filters button {
  font: inherit; font-size: 14px; cursor: pointer;
  padding: 7px 14px; border-radius: 999px;
  background: transparent; color: var(--muted); border: 1px solid var(--line);
  transition: all .2s;
}
.filters button:hover { color: var(--text); border-color: var(--muted); }
.filters button[aria-pressed="true"] { background: var(--text); color: var(--bg); border-color: var(--text); }

.grid { display: grid; gap: clamp(64px, 9vw, 140px); padding-top: clamp(16px, 3vw, 40px); }
.project {
  display: grid; grid-template-columns: minmax(300px, 5fr) 8fr; gap: clamp(24px, 4vw, 64px);
  align-items: center;
}
.project[hidden] { display: none; }
.project:nth-child(even) { grid-template-columns: 8fr minmax(300px, 5fr); }
.project:nth-child(even) .project-copy { order: 2; }
.project-copy h3 { font-size: clamp(30px, 3.4vw, 48px); line-height: 1.05; }
.project-copy p { margin: 0; }
.project-cat { color: var(--accent); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 14px !important; }
.project-client { color: var(--muted); font-size: 15px; margin-top: 8px !important; }
.project-summary { color: var(--muted); margin-top: 20px !important; max-width: 40ch; }
.project .ba { box-shadow: 0 30px 80px rgba(0,0,0,.45); }

/* ---------- Before / after slider ---------- */
.ba {
  --pos: 50%;
  position: relative; overflow: hidden; aspect-ratio: 16 / 9;
  border-radius: var(--radius); background: var(--surface);
  user-select: none; -webkit-user-select: none; touch-action: pan-y;
  cursor: ew-resize;
}
.ba img, .ba video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; pointer-events: none; }
.ba .ba-after { clip-path: inset(0 0 0 var(--pos)); }
.ba-canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; pointer-events: none; }
.ba .ba-source { width: 1px; height: 1px; opacity: 0; inset: auto; left: 0; top: 0; }
.ba-divider {
  position: absolute; top: 0; bottom: 0; left: var(--pos); width: 2px; margin-left: -1px;
  background: #fff; box-shadow: 0 0 12px rgba(0,0,0,.4); pointer-events: none;
}
.ba-handle {
  position: absolute; top: 50%; left: var(--pos); width: 44px; height: 44px; margin: -22px 0 0 -22px;
  border-radius: 50%; background: #fff; color: #111; border: 0; padding: 0;
  display: grid; place-items: center; box-shadow: 0 4px 18px rgba(0,0,0,.35);
  cursor: ew-resize; transition: transform .15s;
}
.ba-handle:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.ba:hover .ba-handle, .ba.dragging .ba-handle { transform: scale(1.08); }
.ba-handle svg { width: 22px; height: 22px; }
.ba-label {
  position: absolute; top: 12px; padding: 4px 9px; border-radius: 3px;
  font-size: 11px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase;
  background: rgba(0,0,0,.55); color: #fff; backdrop-filter: blur(4px); pointer-events: none;
  transition: opacity .2s;
}
.ba-label.before { left: 12px; }
.ba-label.after { right: 12px; background: var(--accent); color: #111; }
.ba[data-near="left"] .ba-label.before, .ba[data-near="right"] .ba-label.after { opacity: 0; }

.ba-play {
  position: absolute; right: 12px; bottom: 12px; z-index: 2;
  width: 40px; height: 40px; border-radius: 50%; border: 0; padding: 0; cursor: pointer;
  display: grid; place-items: center;
  background: var(--accent); color: #111; box-shadow: 0 4px 14px rgba(0,0,0,.35);
  transition: filter .2s, transform .2s;
}
.ba-play:hover { filter: brightness(1.08); transform: scale(1.06); }
.ba-play:focus-visible { outline: 3px solid #fff; outline-offset: 3px; }
.ba-play svg { width: 16px; height: 16px; }

/* ---------- Case study ---------- */
.case { padding: clamp(64px, 8vw, 120px) var(--gutter); border-top: 1px solid var(--line); }
.case-page { border-top: 0; padding-top: clamp(28px, 4vw, 56px); }
.case-back { margin: 0 0 clamp(24px, 3vw, 40px); font-size: 14px; }
.case-back a { color: var(--muted); text-decoration: none; }
.case-back a:hover { color: var(--accent); }
.case h3 { font-size: clamp(24px, 2.4vw, 34px); line-height: 1.1; }
.case-head { text-align: center; max-width: 900px; margin: 0 auto clamp(32px, 4vw, 56px); }
.case-head h2 { font-size: clamp(36px, 5vw, 72px); font-weight: 700; line-height: 1; letter-spacing: -0.025em; }
.case-lede { margin: 20px auto 0; max-width: 56ch; font-size: clamp(17px, 1.4vw, 20px); }
.ph { color: var(--muted); font-style: italic; }

.cs-hero { position: relative; aspect-ratio: 16 / 9; border-radius: var(--radius); overflow: hidden; background: var(--surface); box-shadow: 0 30px 80px rgba(0,0,0,.45); }
.cs-hero video { width: 100%; height: 100%; object-fit: cover; display: block; }

.cs-meta { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 180px), 1fr)); gap: 20px 32px; margin: 32px 0 0; padding: 24px 0; border-bottom: 1px solid var(--line); }
.cs-meta dt { font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--accent); margin-bottom: 4px; }
.cs-meta dd { margin: 0; }

.cs-steps { list-style: none; padding: 0; margin: clamp(40px, 5vw, 72px) 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); gap: 32px; }
.cs-steps span { display: block; font-family: var(--font-display); font-weight: 700; font-size: 40px; color: var(--accent); line-height: 1; margin-bottom: 12px; }
.cs-steps h3 { font-size: 20px; margin-bottom: 8px; }
.cs-steps p { margin: 0; font-size: 15px; }

.cs-num { font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--accent); margin: 0 0 12px; }
.cs-copy .ph { margin: 16px 0 0; max-width: 42ch; }
.cs-copy-wide { max-width: 760px; margin-bottom: 32px; }
.cs-copy-wide .ph { max-width: 64ch; }

.cs-block { display: grid; grid-template-columns: minmax(280px, 5fr) 8fr; gap: clamp(24px, 4vw, 64px); align-items: center; margin: clamp(56px, 7vw, 104px) 0; }
.cs-block-flip { grid-template-columns: 8fr minmax(280px, 5fr); }
.cs-block-flip .cs-copy { order: 2; }

.cs-board { margin: clamp(56px, 7vw, 104px) 0; }
.cs-frames { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr)); gap: 40px 24px; }
.cs-frame { margin: 0; }
.cs-frame figcaption { padding-top: 14px; }
.cs-frame h4 { margin: 0; font-family: var(--font-display); font-weight: 500; font-size: 19px; }
.cs-frame h4 span { color: var(--accent); margin-right: 6px; }
.cs-frame p { margin: 6px 0 0; font-size: 14px; }

.cs-temp-wrap, .cs-media { position: relative; }
.temp-badge {
  position: absolute; left: 12px; bottom: 12px; z-index: 3; pointer-events: none;
  padding: 3px 8px; border-radius: 3px; font-size: 10px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase;
  background: #ff5a5a; color: #fff;
}
.cs-placeholder {
  aspect-ratio: 16 / 9; display: grid; place-items: center; text-align: center;
  border: 2px dashed var(--line); border-radius: var(--radius); color: var(--muted);
  background: repeating-linear-gradient(45deg, transparent 0 14px, rgba(255,255,255,.02) 14px 28px);
}
.cs-placeholder .temp-badge { top: 12px; bottom: auto; }
.cs-outcome { max-width: 760px; margin: 0 auto; text-align: center; padding-top: 24px; }
.cs-outcome .ph { font-size: clamp(18px, 1.6vw, 22px); }

/* ---------- Services ---------- */
.services { padding: 80px var(--gutter); border-top: 1px solid var(--line); }
.service-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); gap: 40px 32px; margin-top: 36px; }
.service-list h3 { font-size: 20px; margin-bottom: 10px; }
.service-list h3::before { content: ""; display: block; width: 24px; height: 2px; background: var(--accent); margin-bottom: 16px; }
.service-list p { margin: 0; color: var(--muted); font-size: 15px; }

/* ---------- Contact ---------- */
.contact { padding: 100px var(--gutter); text-align: center; border-top: 1px solid var(--line); }
.contact h2 { font-size: clamp(32px, 4.4vw, 60px); }
.contact p { color: var(--muted); margin: 16px auto 32px; max-width: 46ch; }
.button {
  display: inline-block; padding: 14px 26px; border-radius: 999px;
  background: var(--accent); color: #111; text-decoration: none; font-weight: 600;
  transition: transform .2s;
  overflow-wrap: anywhere;
}
.button:hover { transform: translateY(-2px); }

.site-footer {
  display: flex; justify-content: space-between; gap: 16px; padding: 28px var(--gutter);
  border-top: 1px solid var(--line); color: var(--muted); font-size: 13px;
}

/* ---------- Tags ---------- */
.tags { list-style: none; padding: 0; margin: 20px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.tags li { font-size: 12px; padding: 4px 10px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); }

/* ---------- Small screens ---------- */
@media (max-width: 860px) {
  .project, .project:nth-child(even) { grid-template-columns: 1fr; }
  .project:nth-child(even) .project-copy { order: 0; }
  .project-summary { max-width: none; }
  .cs-block, .cs-block-flip { grid-template-columns: 1fr; }
  .cs-block-flip .cs-copy { order: 0; }
}
@media (max-width: 640px) {
  .site-header { flex-wrap: wrap; padding-top: 14px; padding-bottom: 12px; }
  .nav { gap: 18px; font-size: 12px; }
  .nav-ext { display: none; }
  .site-footer { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}