/* ---------- Theme tokens ---------- */
html {
  --backdrop: #e8e8e5; --bg: #fbfbf9; --bg-glass: rgba(251,251,249,0.72);
  --fg: #1d1d1f; --fg-strong: #000000; --muted: #6e6e73; --muted2: #545458; --text2: #3a3a3c;
  --line: #e3e3df; --line2: #ececE8; --line-strong: #d4d4cf;
  --surface: #f1f1ee; --drawer: #ffffff; --card: #f5f5f2; --card-line: #e6e6e2;
  --hover: #efefec; --handle: #d0d0cb; --faint: #c2c2bd;
  --map-bg: rgba(255,255,255,0.86); --scrim: rgba(20,20,18,0.22); --shadow: -24px 0 80px rgba(0,0,0,0.12);
  --ease: cubic-bezier(0.32,0.72,0,1);
  --sans: -apple-system, BlinkMacSystemFont, 'Geist', system-ui, sans-serif;
  --mono: 'Geist Mono', monospace;
  color-scheme: light;
}
html[data-theme="dark"] {
  --backdrop: #050505; --bg: #111110; --bg-glass: rgba(17,17,16,0.72);
  --fg: #ecece8; --fg-strong: #ffffff; --muted: #8f8f8a; --muted2: #a9a9a3; --text2: #c9c9c3;
  --line: #232321; --line2: #1d1d1b; --line-strong: #2c2c2a;
  --surface: #1a1a19; --drawer: #171716; --card: #1c1c1a; --card-line: #262624;
  --hover: #222220; --handle: #3a3a37; --faint: #4a4a46;
  --map-bg: rgba(23,23,22,0.86); --scrim: rgba(0,0,0,0.55); --shadow: -24px 0 80px rgba(0,0,0,0.5);
  color-scheme: dark;
}

/* ---------- Base ---------- */
html, body { margin: 0; padding: 0; background: var(--backdrop); color: var(--fg); -webkit-font-smoothing: antialiased; }
html.theme-anim * { transition: background-color .35s ease, color .35s ease, border-color .35s ease !important; }
*, *::before, *::after { box-sizing: border-box; }
a { color: var(--fg); text-decoration: none; }
a:hover { color: var(--fg-strong); text-decoration: underline; text-underline-offset: 3px; }
::selection { background: var(--fg); color: var(--bg); }
:focus-visible { outline: 2px solid var(--fg); outline-offset: 2px; }
body.locked { overflow: hidden; }

.mono { font-family: var(--mono); font-size: 11px; text-transform: lowercase; color: var(--muted); }

/* ---------- Page shell (recedes when the drawer opens) ---------- */
.page {
  position: relative; min-height: 100vh; background: var(--bg);
  font-family: var(--sans); font-size: 14px; line-height: 1.6;
  text-transform: lowercase; letter-spacing: 0.005em;
  transition: transform 560ms var(--ease), border-radius 560ms;
  overflow: clip;
}
.wrap { max-width: 760px; margin: 0 auto; padding: 0 24px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: var(--bg-glass);
  -webkit-backdrop-filter: saturate(180%) blur(20px); backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--line2);
}
.site-header .wrap { height: 56px; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.brand { font-weight: 500; font-size: 14px; white-space: nowrap; }
.nav { display: flex; align-items: center; gap: clamp(14px, 3vw, 18px); font-size: 13px; }
.nav a { white-space: nowrap; }
.nav a, .nav a:hover { color: var(--fg); }
.nav .muted-link, .nav .muted-link:hover { color: var(--muted); }
@media (max-width: 559.98px) { .nav .wide-only { display: none; } }

.icon-btn {
  flex: none; width: 36px; height: 36px; padding: 0; border-radius: 50%;
  border: 1px solid var(--line-strong); background: transparent; color: var(--fg);
  display: inline-flex; align-items: center; justify-content: center; cursor: pointer;
}
.icon-btn:hover { background: var(--hover); }
.icon-btn .icon-sun { display: none; }
html[data-theme="dark"] .icon-btn .icon-sun { display: block; }
html[data-theme="dark"] .icon-btn .icon-moon { display: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px; height: 38px; padding: 0 16px;
  border-radius: 999px; font-weight: 400; font-size: 13px;
}
.btn, .btn:hover { text-decoration: none; }
.btn-primary, .btn-primary:hover { background: var(--fg); color: var(--bg); }
.btn-outline, .btn-outline:hover { border: 1px solid var(--line-strong); color: var(--fg); }
.btn-row { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- Hero ---------- */
.hero { padding: clamp(40px, 8vw, 64px) 0 clamp(40px, 8vw, 56px); display: flex; flex-direction: column; gap: 16px; }
.hero .mono { display: flex; align-items: center; flex-wrap: wrap; gap: 4px 10px; }
.intro { max-width: 56ch; font-size: 14px; line-height: 1.65; }
.intro p { margin: 0; text-wrap: pretty; }
.intro p + p, .intro-more p { margin-top: 12px; }
.intro a { border-bottom: 1px dotted var(--muted); transition: border-color 200ms; }
.intro a:hover { text-decoration: none; color: var(--fg); border-bottom-color: var(--fg); }
/* Collapsed only when JS can expand it again. Animates height via grid rows. */
.intro-more { display: grid; grid-template-rows: 1fr; }
.intro-more > div { overflow: hidden; min-height: 0; }
.js .intro-more {
  grid-template-rows: 0fr; opacity: 0;
  transition: grid-template-rows 420ms var(--ease), opacity 260ms ease;
}
.js .intro.is-open .intro-more { grid-template-rows: 1fr; opacity: 1; transition: grid-template-rows 420ms var(--ease), opacity 320ms ease 80ms; }
.intro-toggle {
  display: none; align-items: center; gap: 6px; margin-top: 12px; padding: 0;
  background: none; border: none; font: inherit; font-size: 13px; color: var(--muted); cursor: pointer;
  transition: color 200ms;
}
.js .intro-toggle { display: inline-flex; }
.intro-toggle:hover { color: var(--fg); }
.intro-toggle svg { transition: transform 300ms var(--ease); }
.intro.is-open .intro-toggle svg { transform: rotate(180deg); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.hero .btn-row { padding-top: 4px; }
.portrait { display: block; width: 48px; height: 48px; object-fit: cover; background: var(--surface); }

/* ---------- Link preview card ---------- */
.link-preview {
  position: fixed; left: 0; top: 0; z-index: 40; width: 248px; padding: 6px;
  background: var(--drawer); border: 1px solid var(--card-line); border-radius: 12px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.06), 0 16px 48px rgba(0,0,0,0.14);
  pointer-events: none; opacity: 0;
  transform: translate(var(--x, 0), var(--y, 0)) scale(0.96);
  transition: opacity 160ms ease, transform 240ms var(--ease);
}
.link-preview.is-visible { opacity: 1; transform: translate(var(--x, 0), var(--y, 0)) scale(1); }
.link-preview-shot {
  position: relative; aspect-ratio: 16/10; border-radius: 7px; overflow: hidden;
  background: var(--surface);
}
.link-preview-shot img { width: 100%; height: 100%; object-fit: cover; object-position: top; display: block; transition: opacity 200ms ease; }
.link-preview.is-loading img, .link-preview.is-error img { opacity: 0; }
.link-preview.is-loading .link-preview-shot::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(100deg, transparent 30%, var(--hover) 50%, transparent 70%) var(--surface);
  background-size: 200% 100%; animation: preview-shimmer 1.2s ease-in-out infinite;
}
.link-preview.is-error .link-preview-shot::after {
  content: "preview unavailable"; position: absolute; inset: 0; display: grid; place-items: center;
  font-family: var(--mono); font-size: 11px; color: var(--muted);
}
@keyframes preview-shimmer { from { background-position: 150% 0; } to { background-position: -50% 0; } }
.link-preview-host {
  display: flex; justify-content: space-between; padding: 7px 4px 1px;
  font-family: var(--mono); font-size: 11px; color: var(--muted);
}

/* ---------- Tabs ---------- */
.work { display: flex; flex-direction: column; gap: clamp(28px, 5vw, 40px); padding-bottom: clamp(72px, 13vw, 112px); scroll-margin-top: 72px; }
.tabs { display: flex; gap: 24px; flex-wrap: wrap; }
.tab {
  height: 36px; padding: 0; border-radius: 0; border: none; cursor: pointer;
  font: inherit; font-size: 14px; letter-spacing: 0.01em; background: transparent;
  color: var(--muted); border-bottom: 1.5px solid transparent;
  transition: color 200ms, border-color 200ms;
}
.tab:hover, .tab[aria-selected="true"] { color: var(--fg); }
.tab[aria-selected="true"] { border-bottom-color: var(--fg); }
.panel[hidden] { display: none; }

/* ---------- Work cards ---------- */
.projects { display: flex; flex-direction: column; gap: clamp(40px, 7vw, 56px); }
.project { display: flex; flex-direction: column; gap: 12px; cursor: pointer; }
.project:hover { text-decoration: none; }
.shot {
  aspect-ratio: 16/10; background: var(--surface); display: flex; align-items: center; justify-content: center;
  padding: clamp(18px, 7%, 56px); overflow: hidden;
}
.shot img {
  width: 100%; height: 100%; object-fit: cover; display: block; border-radius: 3px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}
.project .shot img { transition: transform 800ms cubic-bezier(0.2,0.7,0.2,1); }
.project .shot img:hover { transform: scale(1.02); }
.project-meta { display: flex; flex-direction: column; gap: 4px; }
.project-name { align-self: flex-start; font-size: 15px; line-height: 1.4; color: var(--fg); border-bottom: 1px dotted var(--muted); }
.project-desc { margin: 0; font-size: 14px; line-height: 1.55; color: var(--muted); text-wrap: pretty; }

/* ---------- Experience ---------- */
.roles { display: flex; flex-direction: column; border-top: 1px solid var(--line2); }
.role { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line2); }
.role-title { display: flex; flex-direction: column; gap: 2px; }
.role-title span + span { color: var(--muted); }

/* ---------- Testimonials ---------- */
.quotes { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 32px 40px; }
.quotes figure { margin: 0; display: flex; flex-direction: column; gap: 14px; }
.quotes blockquote { margin: 0; font-size: 14px; line-height: 1.6; text-wrap: pretty; }

/* ---------- Playground ---------- */
.playground { display: flex; flex-direction: column; gap: 16px; }

/* ---------- Footer ---------- */
.site-footer { display: flex; flex-direction: column; gap: 24px; padding: clamp(40px, 8vw, 56px) 0 32px; border-top: 1px solid var(--line); }
.site-footer h2 { margin: 0; font-weight: 400; font-size: clamp(17px, 2.2vw, 19px); line-height: 1.45; text-wrap: pretty; }
.footer-meta { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: clamp(24px, 6vw, 40px); }
.footer-meta nav { display: flex; gap: 18px; flex-wrap: wrap; }
.footer-meta a { color: var(--muted); }

/* ---------- Drawer ---------- */
.scrim {
  position: fixed; inset: 0; z-index: 50; background: var(--scrim);
  opacity: 0; pointer-events: none; transition: opacity 500ms var(--ease);
}
.drawer {
  position: fixed; z-index: 51; top: 8px; right: 8px; bottom: 8px; width: min(880px, calc(100vw - 16px));
  border-radius: 16px; background: var(--drawer); border: 1px solid var(--card-line); box-shadow: var(--shadow);
  display: flex; flex-direction: column;
  transform: translateX(calc(100% + 160px)); will-change: transform;
  /* Hidden once off-screen so its contents can't be tabbed into. */
  visibility: hidden; transition: transform 560ms var(--ease), visibility 0s linear 560ms;
}
.drawer-open .drawer { visibility: visible; transform: translateX(var(--drag, 0px)); transition: transform 560ms var(--ease), visibility 0s; }
.drawer-open .scrim { opacity: var(--fade, 1); pointer-events: auto; }
.dragging .drawer, .dragging .scrim { transition: none; }
@media (min-width: 640px) {
  .drawer-open .page { transform: scale(0.97); border-radius: 16px; }
}
@media (max-width: 639.98px) {
  .drawer { top: 0; right: 0; bottom: 0; width: 100vw; border-radius: 0; border: none; }
}

.drawer-bar {
  flex: none; cursor: grab; touch-action: none; user-select: none;
  border-bottom: 1px solid var(--line); padding: 10px clamp(16px, 4vw, 20px) 12px;
}
.drawer-bar .mono { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.close-btn {
  display: inline-flex; align-items: center; gap: 8px; background: transparent;
  border: 1px solid var(--line-strong); color: var(--fg); border-radius: 999px;
  height: 36px; padding: 0 14px; font: inherit; cursor: pointer;
}
.close-btn:hover { background: var(--hover); }
.close-btn span { color: var(--muted); }
.drawer-scroll { flex: 1; overflow-y: auto; overscroll-behavior: contain; }

/* ---------- Case study map ----------
   A frosted panel that floats in the dimmed overlay, just left of the drawer.
   It lives inside the drawer so it follows drags and stays in the focus trap. */
.cs-map { display: none; }
@media (min-width: 1180px) {
  .cs-map {
    position: absolute; top: 0; right: calc(100% + 16px); width: 216px;
    max-height: calc(100vh - 16px); overflow-y: auto;
    display: flex; flex-direction: column; gap: 6px; padding: 14px 8px 8px;
    background: var(--map-bg);
    -webkit-backdrop-filter: saturate(180%) blur(32px); backdrop-filter: saturate(180%) blur(32px);
    border: 1px solid var(--card-line); border-radius: 14px;
    box-shadow: 0 1px 2px rgba(0,0,0,0.04), 0 12px 40px rgba(0,0,0,0.10);
    font-family: var(--sans); font-size: 13px; line-height: 1.4; text-transform: lowercase;
    opacity: 0; transform: translateX(-6px);
    transition: opacity 150ms ease, transform 150ms ease;
  }
  /* Arrives just after the drawer settles; leaves immediately on close. */
  .drawer-open .cs-map {
    opacity: var(--fade, 1); transform: none;
    transition: opacity 360ms ease 220ms, transform 480ms var(--ease) 220ms;
  }
  .dragging .cs-map { transition: none; }
}
.cs-map-head {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 0 10px 8px; font-family: var(--mono); font-size: 11px; color: var(--muted);
}
.cs-map-count { font-variant-numeric: tabular-nums; }
.cs-map ol { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 1px; }
.cs-map button {
  all: unset; box-sizing: border-box; cursor: pointer; width: 100%;
  display: flex; align-items: center; gap: 10px; padding: 7px 10px; border-radius: 8px;
  color: var(--muted); transition: color 200ms, background-color 200ms;
}
.cs-map button:hover { color: var(--fg); background: var(--hover); }
.cs-map button[aria-current] { color: var(--fg); }
.cs-map button:focus-visible { outline: 2px solid var(--fg); outline-offset: -2px; }
.cs-map .tick {
  flex: none; width: 14px; height: 1.5px; border-radius: 1px; background: var(--faint);
  transform: scaleX(0.43); transform-origin: left center;
  transition: transform 300ms var(--ease), background-color 200ms;
}
.cs-map button[aria-current] .tick { transform: none; background: var(--fg); }

/* ---------- Case study ---------- */
.cs {
  max-width: 760px; margin: 0 auto; padding: clamp(28px, 6vw, 48px) clamp(20px, 5vw, 24px) 80px;
  display: flex; flex-direction: column; gap: clamp(40px, 7vw, 56px);
  font-family: var(--sans); font-size: 14px; line-height: 1.65; color: var(--fg);
}
.cs p { margin: 0; text-wrap: pretty; }
.cs [id^="cs-"] { scroll-margin-top: 32px; }
.cs section { display: flex; flex-direction: column; gap: 16px; }
.cs-head { display: flex; flex-direction: column; gap: 20px; }
.cs-title { margin: 0; font-weight: 400; font-size: clamp(22px, 3.4vw, 26px); line-height: 1.25; letter-spacing: -0.015em; text-transform: lowercase; }
.subtitle { display: block; color: var(--muted2); }
.cs-summary { font-size: 15px; line-height: 1.6; color: var(--text2); }
.cs-facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 16px 24px; padding-top: 12px; border-top: 1px solid var(--line); }
.cs-facts > div { display: flex; flex-direction: column; gap: 4px; padding-top: 12px; }
.frame { border-radius: 12px; overflow: hidden; background: var(--surface); border: 1px solid var(--line); }
.frame img { width: 100%; display: block; }
.cs-hero { margin: 0 -8px; }
.text2 { color: var(--text2); }
.brief { margin: 16px 0 0; padding: 24px 0 0; border-top: 1px solid var(--line); font-size: 16px; line-height: 1.5; letter-spacing: -0.005em; text-wrap: pretty; }
.brief .mono { display: block; letter-spacing: 0; margin-bottom: 10px; }
.findings { display: flex; flex-direction: column; margin-top: 8px; }
.finding { display: flex; flex-direction: column; gap: 10px; padding: 20px 0; border-top: 1px solid var(--line); }
.finding .mono { color: var(--fg); }
.finding-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px 32px; }
.finding-grid p:first-child { color: var(--muted2); }
.cs .insight {
  gap: 14px; padding: clamp(24px, 5vw, 40px) clamp(20px, 4.5vw, 32px);
  border-radius: 14px; background: var(--card); border: 1px solid var(--card-line);
}
.insight-quote { font-size: clamp(17px, 2.4vw, 19px); line-height: 1.45; letter-spacing: -0.01em; text-wrap: balance; }
.insight .northstar { color: var(--muted2); }
.cs .principles { gap: 8px; }
.principles > .mono { padding-bottom: 8px; }
.principle { display: grid; grid-template-columns: 32px minmax(0, 1fr); gap: 12px; padding: 16px 0; border-top: 1px solid var(--line); }
.principle > .mono { padding-top: 3px; }
.principle > div { display: flex; flex-direction: column; gap: 4px; }
.principle strong { font-weight: 500; text-transform: lowercase; }
.principle div span { color: var(--muted2); text-wrap: pretty; }
.cs .screens { gap: 56px; }
.screens > .mono { margin-bottom: -32px; }
.screen { display: flex; flex-direction: column; gap: 16px; }
.screen h3 { margin: 0; font-size: 15px; font-weight: 500; text-transform: lowercase; }
.decisions { display: flex; flex-direction: column; margin-top: 4px; }
.decision { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 4px 32px; padding: 14px 0; border-top: 1px solid var(--line); }
.decision strong { font-weight: 500; }
.decision span { color: var(--muted2); text-wrap: pretty; }
.screen-images { display: flex; flex-direction: column; gap: 12px; margin: 8px -8px 0; }
.next {
  all: unset; box-sizing: border-box; cursor: pointer; display: flex; justify-content: space-between; align-items: flex-end;
  gap: 24px; flex-wrap: wrap; padding: 28px 0 0; border-top: 1px solid var(--line);
}
.next:hover { opacity: 0.8; }
.next:focus-visible { outline: 2px solid var(--fg); outline-offset: 4px; }
.next > div { display: flex; flex-direction: column; gap: 6px; }
.next-name { font-size: 18px; letter-spacing: -0.01em; line-height: 1.3; text-transform: lowercase; }
.next .continue { color: var(--fg); }

@media (prefers-reduced-motion: reduce) {
  .page, .drawer, .scrim, .intro-more, .link-preview, .cs-map, .cs-map .tick, .project .shot img { transition: none !important; }
}