/* ============================================================================
   AAKASH SAH — PORTFOLIO
   Concept: "Specimen" — the portfolio as a design-system spec sheet.
   Grotesque display + editorial serif + mono utility.
   ========================================================================== */

/* ----------------------------------------------------------------- TOKENS */
:root {
  /* Color */
  --vellum:        #E9E7E0;
  --vellum-2:      #E1DFD6;
  --panel:         #F3F2ED;
  --ink:           #16150F;
  --ink-soft:      #2C2B24;
  --slate:         #63615A;   /* AA on vellum (>=4.5:1) for mono labels/body */
  --slate-2:       #807E74;
  --hairline:      #C9C6BC;
  --hairline-soft: #D7D4CB;
  --accent:        #1F2DCB;
  --accent-ink:    #1622A8;
  --accent-wash:   #E2E2F4;

  /* Type */
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body:    "Newsreader", Georgia, serif;
  --font-mono:    "Space Mono", ui-monospace, monospace;

  /* Fluid type scale */
  --fs-mono:    0.72rem;
  --fs-small:   0.875rem;
  --fs-body:    1.0625rem;
  --fs-body-l:  clamp(1.15rem, 1.6vw, 1.4rem);
  --fs-h3:      clamp(1.35rem, 2.2vw, 1.75rem);
  --fs-h2:      clamp(2rem, 4vw, 3.4rem);
  --fs-display: clamp(2.6rem, 5vw, 4.6rem);
  --fs-hero:    clamp(1.7rem, 7vw, 6.4rem);

  /* Layout */
  --maxw: 1340px;
  --gutter: clamp(1.25rem, 4vw, 4rem);
  --radius: 2px;

  /* Motion */
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --dur: 0.7s;
}

/* --------------------------------------------------------------- RESET/BASE */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

body {
  background: var(--vellum);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.6;
  font-synthesis: none;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  text-wrap: pretty; /* avoids single-word widows in body copy (progressive) */
}

/* Grain / paper texture */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.035;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; background: none; border: none; }
::selection { background: var(--accent); color: var(--vellum); }

/* ------------------------------------------------------------------ LAYOUT */
.shell {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
  position: relative;
  z-index: 2;
}

.section { padding-block: clamp(5rem, 11vw, 10rem); position: relative; }
.section--tight { padding-block: clamp(3.5rem, 7vw, 6rem); }
.divider { border: 0; border-top: 1px solid var(--hairline); }

/* ------------------------------------------------------------ TYPOGRAPHY */
.mono {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--slate);
}
.mono--accent { color: var(--accent); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--slate);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.eyebrow::before {
  content: "";
  width: 1.8rem;
  height: 1px;
  background: var(--accent);
}

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 500; line-height: 1.02; letter-spacing: -0.02em; text-wrap: balance; }
.lede {
  font-size: var(--fs-body-l);
  line-height: 1.5;
  color: var(--ink-soft);
  font-family: var(--font-body);
  max-width: 34ch;
}
.serif-italic { font-style: italic; }
.accent-text { color: var(--accent); }

/* ------------------------------------------------------------------ NAV */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  backdrop-filter: blur(6px);
  background: color-mix(in srgb, var(--vellum) 80%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s var(--ease), background 0.4s var(--ease);
}
.nav.is-stuck { border-bottom-color: var(--hairline); }
.nav__inner {
  max-width: var(--maxw);
  margin-inline: auto;
  padding: 1rem var(--gutter);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
}
.nav__brand { justify-self: start; font-family: var(--font-display); font-weight: 700; letter-spacing: -0.02em; font-size: 1.05rem; }
.nav__center { justify-self: center; }
.nav__right { justify-self: end; display: flex; align-items: center; gap: 1rem; }
.nav__brand span { color: var(--accent); }
.nav__links { display: flex; align-items: center; gap: clamp(1rem, 2.5vw, 2.2rem); }
.nav__links a {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--slate);
  position: relative;
  transition: color 0.25s var(--ease);
}
.nav__links a::after {
  content: ""; position: absolute; left: 0; bottom: -4px; width: 0; height: 1px;
  background: var(--accent); transition: width 0.3s var(--ease);
}
.nav__links a:hover { color: var(--ink); }
.nav__links a:hover::after { width: 100%; }
.nav__links a[aria-current] { color: var(--ink); }
.nav__links a[aria-current]::after { width: 100%; background: var(--ink); }
.nav__cta {
  border: 1px solid var(--ink);
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  color: var(--ink) !important;
  transition: background 0.25s var(--ease), color 0.25s var(--ease);
}
.nav__cta:hover { background: var(--ink); color: var(--vellum) !important; }
.nav__cta::after { display: none; }

/* Available-for-work badge: minimal dot + label at rest, morphs into a
   glowing pill on hover. Green = status (distinct from the brand accent = action). */
.avail {
  --g: #16A34A;            /* status green */
  --g-dot: #22C55E;
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #166534;
  padding: 0.5rem 0.95rem;
  border-radius: 999px;
  border: 1px solid transparent;
  background: transparent;
  transition: border-color 0.45s var(--ease), background 0.45s var(--ease), box-shadow 0.45s var(--ease);
}
.avail::after { display: none; }
.avail__dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--g-dot); flex: none; margin-right: 0.6rem;
  box-shadow: 0 0 0 0 rgba(34,197,94,0.5);
  animation: availPulse 2.4s var(--ease) infinite;
  transition: width 0.45s var(--ease), opacity 0.35s var(--ease), margin 0.45s var(--ease);
}
@keyframes availPulse {
  0%   { box-shadow: 0 0 0 0 rgba(34,197,94,0.45); }
  70%  { box-shadow: 0 0 0 8px rgba(34,197,94,0); }
  100% { box-shadow: 0 0 0 0 rgba(34,197,94,0); }
}
.avail__label { white-space: nowrap; transition: color 0.35s var(--ease); }
.avail:hover {
  border-color: var(--g);
  background: rgba(34,197,94,0.06);
  box-shadow: 0 0 0 3px rgba(34,197,94,0.10), 0 10px 26px -10px rgba(22,163,74,0.55);
}
.avail:hover .avail__dot { width: 0; opacity: 0; margin-right: 0; }
.avail:hover .avail__label { color: var(--g); }

/* Mobile: collapse to brand + hamburger */
@media (max-width: 720px) {
  .nav__inner { grid-template-columns: 1fr auto; }
  .nav__center, .nav__right { display: none; }
}

/* ------------------------------------------------------------------ HERO */
.hero { position: relative; padding-top: clamp(6rem, 13vh, 9rem); padding-bottom: clamp(3rem, 7vw, 6rem); }
.hero__grid {
  position: absolute; inset: 0; z-index: 0;
  background-image:
    linear-gradient(var(--hairline-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--hairline-soft) 1px, transparent 1px);
  background-size: 100% 4.5rem, 25% 100%;
  opacity: 0.5;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 18%, #000 70%, transparent);
          mask-image: linear-gradient(180deg, transparent, #000 18%, #000 70%, transparent);
}
.hero__inner { position: relative; z-index: 2; }

.hero__meta {
  display: flex; flex-wrap: wrap; gap: 0.75rem 2rem;
  justify-content: space-between; align-items: baseline;
  padding-bottom: 1.4rem; margin-bottom: clamp(2rem, 5vw, 3.4rem);
  border-bottom: 1px solid var(--hairline);
}

.hero__headline { position: relative; }
.hero__title {
  font-size: var(--fs-hero);
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 1.06;
}
.hero__title .line { display: block; overflow: hidden; padding-bottom: 0.04em; }
.hero__title .line > span { display: block; will-change: transform; }
.hero__title em { font-style: normal; color: var(--accent); }
.hero__title .thin { font-weight: 300; }

.hero__bottom {
  margin-top: clamp(3rem, 6vw, 4.6rem);
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: end;
}
@media (max-width: 820px) { .hero__bottom { grid-template-columns: 1fr; } }

.hero__statement { font-size: var(--fs-body-l); line-height: 1.45; max-width: 40ch; color: var(--ink-soft); }
.hero__statement b { font-weight: 500; color: var(--ink); }

.hero__specs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; border-top: 1px solid var(--hairline); padding-top: 1.2rem; }
.spec__n { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.6rem, 3vw, 2.4rem); letter-spacing: -0.03em; line-height: 1; }
.spec__l { display: block; margin-top: 0.45rem; }

/* Redline annotation marks (the signature) */
.redline { position: absolute; pointer-events: none; color: var(--accent); z-index: 3; }
.redline__label {
  font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--accent); white-space: nowrap;
}
@media (max-width: 720px) { .redline { display: none; } }

/* ----------------------------------------------------------------- BUTTONS */
/* Pill CTAs with a nested "button-in-button" icon for haptic depth.
   The rounded interactive language plays against the rectilinear spec structure. */
.btn {
  display: inline-flex; align-items: center; gap: 0.85rem;
  font-family: var(--font-mono); font-size: var(--fs-mono);
  letter-spacing: 0.1em; text-transform: uppercase;
  padding: 0.5rem 0.55rem 0.5rem 1.25rem;
  border-radius: 999px;
  border: 1px solid var(--ink);
  white-space: nowrap;
  /* transform is driven by Motion (magnetic); keep colour transitions in CSS */
  transition: background 0.5s var(--ease), color 0.5s var(--ease), border-color 0.5s var(--ease);
}
.btn .ico {
  width: 1.95rem; height: 1.95rem; border-radius: 999px;
  display: grid; place-items: center; flex: 0 0 auto;
  font-size: 0.82rem; line-height: 1;
  background: color-mix(in srgb, var(--ink) 9%, transparent);
  transition: transform 0.5s var(--ease), background 0.5s var(--ease);
}
.btn .arr { transition: transform 0.4s var(--ease); }
.btn:hover .arr { transform: translateX(3px); }
.btn:hover .ico { transform: translate(3px, -1px); }
.btn:active .ico { transform: scale(0.92); }
.btn--solid { background: var(--ink); color: var(--vellum); }
.btn--solid .ico { background: rgba(255,255,255,0.16); }
.btn--solid:hover { background: var(--accent); border-color: var(--accent); }
.btn--ghost { color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: var(--vellum); border-color: var(--ink); }
.btn--ghost:hover .ico { background: rgba(255,255,255,0.16); }
.btn--sm { padding: 0.4rem 0.45rem 0.4rem 1rem; font-size: 0.66rem; }
.btn--sm .ico { width: 1.65rem; height: 1.65rem; }

/* --------------------------------------------------------- SECTION HEADERS */
.s-head {
  display: grid;
  grid-template-columns: minmax(0, 0.34fr) minmax(0, 1fr);
  gap: clamp(1rem, 4vw, 3rem);
  align-items: start;
  margin-bottom: clamp(2.5rem, 6vw, 4.5rem);
  padding-top: 1.4rem;
  border-top: 1px solid var(--ink);
}
@media (max-width: 720px) { .s-head { grid-template-columns: 1fr; gap: 1rem; } }
.s-head__index { font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); }
.s-head__title { font-size: var(--fs-h2); max-width: 18ch; }
.s-head__note { font-family: var(--font-body); color: var(--slate); max-width: 40ch; margin-top: 1rem; font-size: var(--fs-small); line-height: 1.55; }

/* ---------------------------------------------------------------- ABOUT */
.about__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 5rem); align-items: start; }
@media (max-width: 820px) { .about__grid { grid-template-columns: 1fr; } }
.about__lead { font-size: clamp(1.5rem, 2.6vw, 2.1rem); line-height: 1.3; font-family: var(--font-display); font-weight: 400; letter-spacing: -0.02em; }
.about__lead em { font-style: italic; font-family: var(--font-body); color: var(--accent); }
.about__body p { margin-bottom: 1.2rem; color: var(--ink-soft); }
.about__body p:last-child { margin-bottom: 0; }

.tape { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.8rem; }
.tape span {
  font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--slate); border: 1px solid var(--hairline); padding: 0.4rem 0.7rem; border-radius: 999px;
}

/* ----------------------------------------------------------------- WORK */
.work__list { display: flex; flex-direction: column; }
.work-item {
  display: grid;
  grid-template-columns: 4rem minmax(0,1fr) minmax(0,1.05fr) 9rem;
  gap: clamp(1rem, 3vw, 2.4rem);
  align-items: center;
  padding: clamp(1.6rem, 4vw, 2.8rem) 0;
  border-top: 1px solid var(--hairline);
  position: relative;
  transition: background 0.4s var(--ease);
}
.work-item:last-child { border-bottom: 1px solid var(--hairline); }
.work-item::after {
  content: ""; position: absolute; left: 0; bottom: -1px; height: 1px; width: 0;
  background: var(--accent); transition: width 0.6s var(--ease);
}
.work-item:hover::after { width: 100%; }
.work-item:hover .work-item__title { color: var(--accent); }
.work-item:hover .work-item__go { background: var(--ink); color: var(--vellum); border-color: var(--ink); }
.work-item:hover .work-item__go .arr { transform: translateX(4px); }

.work-item__num { font-family: var(--font-mono); font-size: var(--fs-mono); color: var(--slate); letter-spacing: 0.1em; }
.work-item__title { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.6rem, 3.4vw, 2.6rem); letter-spacing: -0.03em; line-height: 1; transition: color 0.3s var(--ease); }
.work-item__url { font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.06em; color: var(--accent); margin-top: 0.6rem; display: inline-block; }
.work-item__desc { color: var(--ink-soft); font-size: var(--fs-small); line-height: 1.55; }
.work-item__meta { display: flex; gap: 0.4rem; flex-wrap: wrap; margin-top: 0.8rem; }
.work-item__meta span { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--slate); }
.work-item__meta span::before { content: "· "; color: var(--hairline); }
.work-item__meta span:first-child::before { content: ""; }
.work-item__go {
  justify-self: end;
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.1em; text-transform: uppercase;
  border: 1px solid var(--hairline); padding: 0.6rem 0.85rem; border-radius: var(--radius);
  transition: all 0.3s var(--ease);
}
@media (max-width: 900px) {
  .work-item { grid-template-columns: 2.5rem 1fr; grid-template-areas: "num title" "desc desc" "meta go"; }
  .work-item__num { grid-area: num; align-self: start; }
  .work-item__head { grid-area: title; }
  .work-item__desc { grid-area: desc; }
  .work-item__meta { grid-area: meta; margin: 0; align-self: center; }
  .work-item__go { grid-area: go; }
}

/* -------------------------------------------------------------- CAPABILITIES */
.cap__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); }
@media (max-width: 820px) { .cap__grid { grid-template-columns: 1fr; } }
.cap {
  background: var(--vellum); padding: clamp(1.6rem, 3vw, 2.2rem);
  display: flex; flex-direction: column; gap: 0.9rem;
  transition: background 0.4s var(--ease);
}
.cap:hover { background: var(--panel); }
.cap__k { font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); }
.cap__title { font-family: var(--font-display); font-weight: 500; font-size: 1.3rem; letter-spacing: -0.02em; }
.cap__list { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 0.45rem; }
.cap__list li { font-size: var(--fs-small); color: var(--ink-soft); padding-left: 1.1rem; position: relative; line-height: 1.45; }
.cap__list li::before { content: "—"; position: absolute; left: 0; color: var(--slate-2); }

/* ----------------------------------------------------------------- TIMELINE */
.tl { display: flex; flex-direction: column; }
.tl__row {
  display: grid; grid-template-columns: 8rem 1fr; gap: clamp(1rem, 4vw, 3rem);
  padding: clamp(1.4rem, 3vw, 2.2rem) 0; border-top: 1px solid var(--hairline);
}
.tl__row:last-child { border-bottom: 1px solid var(--hairline); }
.tl__when { font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.08em; color: var(--slate); }
.tl__role { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.15rem, 2vw, 1.5rem); letter-spacing: -0.02em; }
.tl__org { color: var(--accent); font-size: var(--fs-small); margin-top: 0.3rem; font-family: var(--font-mono); letter-spacing: 0.04em; }
.tl__desc { color: var(--ink-soft); margin-top: 0.8rem; max-width: 60ch; font-size: var(--fs-small); line-height: 1.6; }
@media (max-width: 640px) { .tl__row { grid-template-columns: 1fr; gap: 0.5rem; } }

/* ----------------------------------------------------------------- CONTACT */
.contact { background: var(--ink); color: var(--vellum); position: relative; z-index: 2; }
.contact .eyebrow, .contact .mono { color: var(--slate-2); }
.contact .eyebrow::before { background: var(--accent); }
.contact__big { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.85rem, 5.2vw, 4.8rem); letter-spacing: -0.03em; line-height: 1; margin: 1.5rem 0 2.5rem; overflow-wrap: anywhere; }
.contact__big a { transition: color 0.3s var(--ease); }
.contact__big a:hover { color: var(--accent-wash); }
.contact__row { display: flex; flex-wrap: wrap; gap: 2rem 3rem; justify-content: space-between; align-items: end; border-top: 1px solid #34332B; padding-top: 2rem; }
.contact__links { display: flex; flex-wrap: wrap; gap: 1.5rem; }
.contact__links a { font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--vellum); position: relative; }
.contact__links a:hover { color: var(--accent-wash); }
.contact__col .mono { color: var(--slate-2); display: block; margin-bottom: 0.4rem; }
.contact__col a, .contact__col span:not(.mono) { color: var(--vellum); font-family: var(--font-body); font-size: var(--fs-small); }

/* ----------------------------------------------------------------- FOOTER */
.foot { padding: 2rem 0; display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; }
.foot .mono { color: var(--slate); }

/* ----------------------------------------------------------- REVEAL ANIM
   Hidden state is gated behind .js so that, with JavaScript disabled, all
   content stays visible (progressive enhancement) instead of stuck at opacity 0. */
.js .reveal { opacity: 0; transform: translateY(26px); filter: blur(7px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease), filter 0.9s var(--ease); }
.reveal.in { opacity: 1; transform: none; filter: none; }
.js .reveal[data-d="1"] { transition-delay: 0.08s; }
.js .reveal[data-d="2"] { transition-delay: 0.16s; }
.js .reveal[data-d="3"] { transition-delay: 0.24s; }
.js .draw { transform: scaleX(0); transform-origin: left; transition: transform 1s var(--ease); }
.draw.in { transform: scaleX(1); }

/* ============================================================ CASE STUDY */
.cs-hero { padding-top: clamp(7rem, 15vh, 10rem); padding-bottom: clamp(2.5rem, 6vw, 4rem); }
.cs-back { font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--slate); display: inline-flex; gap: 0.5rem; align-items: center; margin-bottom: clamp(2rem, 5vw, 3.5rem); }
.cs-back:hover { color: var(--accent); }
.cs-back .arr { transition: transform 0.3s var(--ease); }
.cs-back:hover .arr { transform: translateX(-4px); }

.cs-title { font-size: clamp(2.6rem, 8vw, 7rem); font-weight: 500; letter-spacing: -0.04em; line-height: 0.92; }
.cs-sub { font-size: var(--fs-body-l); color: var(--ink-soft); max-width: 48ch; margin-top: 1.6rem; line-height: 1.45; }
.cs-facts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; margin-top: clamp(2.5rem, 6vw, 4rem); padding-top: 1.5rem; border-top: 1px solid var(--ink); }
@media (max-width: 720px) { .cs-facts { grid-template-columns: repeat(2, 1fr); gap: 1.5rem 1rem; } }
.cs-fact .mono { display: block; margin-bottom: 0.5rem; }
.cs-fact p { font-family: var(--font-body); font-size: var(--fs-small); color: var(--ink); line-height: 1.4; }

/* Product canvas — bespoke SVG/CSS abstraction */
.canvas {
  margin-block: clamp(2rem, 6vw, 4rem);
  background: var(--panel);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  aspect-ratio: 16 / 9;
  display: grid; place-items: center;
  overflow: hidden;
  position: relative;
}
.canvas--tall { aspect-ratio: 4 / 3; }
/* Paired figures: two screens side by side */
.canvas-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1rem, 3vw, 2rem); margin-block: clamp(2rem, 6vw, 4rem); }
.canvas-grid .canvas { margin-block: 0; }
@media (max-width: 760px) { .canvas-grid { grid-template-columns: 1fr; } }
.fig-cap { display: block; margin-top: 0.9rem; color: var(--slate); }
.canvas--shot { background: #0e0e12; border-color: #2a2a31; aspect-ratio: 16 / 9; padding: 0; box-shadow: inset 0 0 0 1px rgba(255,255,255,0.045); }
.canvas--shot img { width: 100%; height: 100%; object-fit: contain; object-position: center; display: block; padding: 2.5%; }
.canvas--shot .canvas__tag { color: var(--slate-2); }
.canvas svg { width: 100%; height: 100%; }
.canvas__tag { position: absolute; left: 1rem; bottom: 0.9rem; }

.cs-block { display: grid; grid-template-columns: minmax(0,0.34fr) minmax(0,1fr); gap: clamp(1.2rem,4vw,3rem); padding-block: clamp(2.5rem,5vw,4rem); border-top: 1px solid var(--hairline); }
@media (max-width: 760px) { .cs-block { grid-template-columns: 1fr; gap: 1rem; } }
.cs-block__k { font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); position: sticky; top: 6rem; align-self: start; }
.cs-block__body h3 { font-size: var(--fs-h3); margin-bottom: 1rem; max-width: 24ch; }
.cs-block__body p { color: var(--ink-soft); margin-bottom: 1.1rem; max-width: 62ch; }
.cs-block__body p:last-child { margin-bottom: 0; }
.cs-block__body ul { list-style: none; padding: 0; margin: 0.5rem 0 0; }
.cs-block__body li { padding-left: 1.4rem; position: relative; margin-bottom: 0.7rem; color: var(--ink-soft); max-width: 60ch; }
.cs-block__body li::before { content: ""; position: absolute; left: 0; top: 0.7em; width: 0.7rem; height: 1px; background: var(--accent); }

.metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); margin-block: clamp(2rem,5vw,3.5rem); }
@media (max-width: 720px) { .metrics { grid-template-columns: 1fr; } }
.metric { background: var(--vellum); padding: clamp(1.6rem,3vw,2.4rem); }
.metric__n { font-family: var(--font-display); font-weight: 500; font-size: clamp(2.4rem,5vw,3.6rem); letter-spacing: -0.04em; line-height: 1; }
.metric__n em { font-style: normal; color: var(--accent); }
.metric__l { display: block; margin-top: 0.8rem; max-width: 26ch; font-size: var(--fs-small); color: var(--slate); font-family: var(--font-mono); letter-spacing: 0.04em; line-height: 1.4; text-transform: none; }

.cs-next { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: clamp(2.5rem,5vw,4rem) 0; border-top: 1px solid var(--ink); }
.cs-next__l .mono { display: block; margin-bottom: 0.6rem; }
.cs-next__l a { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.8rem,4vw,3rem); letter-spacing: -0.03em; }
.cs-next__l a:hover { color: var(--accent); }

/* ============================================================ PROJECT CARDS
   Editorial split: framed visual on one side, narrative + dual CTAs on the other.
   Alternating sides create asymmetric rhythm down the page. */
.projects { display: flex; flex-direction: column; }
.proj {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1.5rem, 5vw, 4.5rem);
  align-items: center;
  padding-block: clamp(2.8rem, 6vw, 5.5rem);
  border-top: 1px solid var(--hairline);
}
.proj:first-child { border-top: 1px solid var(--ink); }
.proj--rev .proj__media { order: 2; }
@media (max-width: 880px) {
  .proj { grid-template-columns: 1fr; gap: 1.8rem; padding-block: clamp(2.4rem, 8vw, 3.2rem); }
  .proj--rev .proj__media { order: 0; }
}

/* Double-bezel framed visual — "glass plate in an aluminium tray" */
.frame {
  background: linear-gradient(160deg, var(--vellum-2), var(--vellum));
  border: 1px solid var(--hairline);
  border-radius: 20px;
  padding: 11px;
  box-shadow: 0 1px 0 rgba(255,255,255,0.6) inset, 0 30px 55px -32px rgba(22,21,15,0.30);
  transition: transform 0.6s var(--ease), box-shadow 0.6s var(--ease);
}
.proj:hover .frame { transform: translateY(-5px); box-shadow: 0 1px 0 rgba(255,255,255,0.6) inset, 0 44px 70px -34px rgba(22,21,15,0.36); }
.frame__screen {
  background: var(--panel);
  border: 1px solid var(--hairline-soft);
  border-radius: 11px;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  position: relative;
}
.frame__screen svg { width: 100%; height: 100%; display: block; }
.frame__screen img { width: 100%; height: 100%; display: block; object-fit: cover; object-position: top center; }
/* Full UI screenshots: show the whole thing inside the frame, no crop, on a dark canvas */
.frame__screen--shot { background: #0b0b0d; }
.frame__screen--shot img { object-fit: contain; object-position: center; padding: 4%; }
.frame__bar { position: absolute; inset: 0 0 auto 0; height: 30px; display: flex; align-items: center; gap: 6px; padding: 0 12px; border-bottom: 1px solid var(--hairline-soft); background: color-mix(in srgb, var(--vellum) 70%, transparent); z-index: 2; }
.frame__bar i { width: 7px; height: 7px; border-radius: 999px; background: var(--hairline); display: block; }
.frame__bar span { margin-left: auto; font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.1em; color: var(--slate-2); text-transform: uppercase; }

.proj__idx { font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); }
.proj__title { font-family: var(--font-display); font-weight: 500; font-size: clamp(2rem, 4.2vw, 3.1rem); letter-spacing: -0.03em; line-height: 1; margin-top: 0.7rem; }
.proj__desc { color: var(--ink-soft); font-family: var(--font-body); font-size: var(--fs-body); line-height: 1.55; max-width: 46ch; margin-top: 1.1rem; }
.proj__meta { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-top: 1.2rem; }
.proj__meta span { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--slate); border: 1px solid var(--hairline); padding: 0.35rem 0.65rem; border-radius: 999px; }
.proj__actions { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-top: 1.8rem; }

/* ================================================================ PAGE HEAD */
.page-head { padding-top: clamp(7rem, 15vh, 10rem); padding-bottom: clamp(1.5rem, 4vw, 2.5rem); }
.page-head__title { font-size: clamp(2.6rem, 7vw, 5.6rem); font-weight: 500; letter-spacing: -0.04em; line-height: 0.95; margin-top: 1.2rem; }
.page-head__title em { font-style: normal; color: var(--accent); }
.page-head__sub { font-size: var(--fs-body-l); color: var(--ink-soft); max-width: 46ch; margin-top: 1.6rem; line-height: 1.45; }

/* ================================================================ CTA BAND */
.cta-band { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--ink); border: 1px solid var(--ink); }
@media (max-width: 720px) { .cta-band { grid-template-columns: 1fr; } }
.cta-card {
  background: var(--vellum); padding: clamp(2rem, 4vw, 3.4rem);
  display: flex; flex-direction: column; justify-content: space-between; gap: 2.4rem;
  min-height: 260px; position: relative;
  transition: background 0.5s var(--ease);
}
.cta-card:hover { background: var(--panel); }
.cta-card__k { font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); }
.cta-card__title { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.6rem, 3vw, 2.4rem); letter-spacing: -0.03em; line-height: 1.05; max-width: 18ch; }
.cta-card__title em { font-style: normal; color: var(--slate); }

/* ============================================================ CASE ACTIONS */
.cs-actions { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-top: clamp(1.8rem, 4vw, 2.4rem); }

/* ============================================================ WORK GALLERY */
.filters { display: flex; flex-wrap: wrap; gap: 0.55rem; margin-bottom: clamp(2rem, 5vw, 3.2rem); }
.filter {
  font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--slate); border: 1px solid var(--hairline); padding: 0.55rem 1.05rem; border-radius: 999px;
  display: inline-flex; align-items: center; gap: 0.5rem;
  transition: background 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease);
}
.filter:hover { color: var(--ink); border-color: var(--ink); }
.filter.is-active { background: var(--ink); color: var(--vellum); border-color: var(--ink); }
.filter b { font-weight: 400; opacity: 0.5; }
.filter.is-active b { opacity: 0.7; }

.gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(1.6rem, 3vw, 2.6rem); }
@media (max-width: 760px) { .gallery { grid-template-columns: 1fr; } }
.gal.is-hidden { display: none; }
.gal:not(.is-hidden) { animation: galIn 0.55s var(--ease) both; }
@keyframes galIn { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
.gal__link { display: block; color: inherit; }
.frame--gal { margin: 0; }
.frame--gal .frame__screen { aspect-ratio: 16 / 10; }
.gal__link:hover .frame { transform: translateY(-5px); box-shadow: 0 1px 0 rgba(255,255,255,0.6) inset, 0 44px 70px -34px rgba(22,21,15,0.36); }
.gal__meta { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; margin-top: 1.1rem; padding-inline: 0.15rem; }
.gal__cat { display: block; font-family: var(--font-mono); font-size: 0.64rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); margin-bottom: 0.5rem; }
.gal__title { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.35rem, 2.3vw, 1.85rem); letter-spacing: -0.02em; line-height: 1; transition: color 0.3s var(--ease); }
.gal__link:hover .gal__title { color: var(--accent); }
.gal__go { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--slate); white-space: nowrap; padding-top: 0.4rem; transition: color 0.3s var(--ease); }
.gal__link:hover .gal__go { color: var(--accent); }

/* ============================================================ MOBILE NAV */
.nav__burger {
  display: none; width: 40px; height: 40px; flex-direction: column;
  align-items: center; justify-content: center; gap: 5px;
  border: 1px solid var(--hairline); border-radius: 999px; background: var(--vellum);
  transition: border-color 0.3s var(--ease);
}
.nav__burger span { display: block; width: 16px; height: 1.5px; background: var(--ink); transition: transform 0.35s var(--ease), opacity 0.25s var(--ease); }
.nav__burger.is-open { border-color: var(--ink); }
.nav__burger.is-open span:first-child { transform: translateY(3.25px) rotate(45deg); }
.nav__burger.is-open span:last-child { transform: translateY(-3.25px) rotate(-45deg); }
@media (max-width: 720px) {
  .nav__burger { display: flex; justify-self: end; }
}
.nav__menu {
  position: fixed; inset: 0; z-index: 45;
  background: color-mix(in srgb, var(--vellum) 95%, transparent);
  backdrop-filter: blur(12px);
  display: flex; flex-direction: column; justify-content: center;
  padding: var(--gutter);
  opacity: 0; visibility: hidden;
  transition: opacity 0.4s var(--ease), visibility 0.4s var(--ease);
}
body.nav-open { overflow: hidden; }
body.nav-open .nav__menu { opacity: 1; visibility: visible; }
.nav__menu-list { display: flex; flex-direction: column; gap: 0.3rem; border-top: 1px solid var(--hairline); padding-top: 1.5rem; }
.nav__menu-list a {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(2.2rem, 11vw, 3.4rem); letter-spacing: -0.03em; line-height: 1.1;
  color: var(--ink); padding: 0.35rem 0; border: 0; border-radius: 0;
  opacity: 0; transform: translateY(18px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease), color 0.25s var(--ease);
  transition-delay: calc(var(--i) * 0.06s + 0.08s);
}
.nav__menu-list a::after { display: none; }
.nav__menu-list a.nav__cta { color: var(--accent) !important; background: none; padding: 0.35rem 0; }
.nav__menu-list a.nav__menu-avail { color: #16A34A !important; display: inline-flex; align-items: center; gap: 0.7rem; }
.nav__menu-list a.nav__menu-avail::before { content: ""; width: 0.55em; height: 0.55em; border-radius: 50%; background: #22C55E; flex: none; }
.nav__menu-list a.nav__menu-avail::after { display: none; }
body.nav-open .nav__menu-list a { opacity: 1; transform: none; }
.nav__menu-foot { margin-top: 2rem; font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--slate); }

/* ============================================================ FOCUS STATES */
:focus { outline: none; }
a:focus-visible, button:focus-visible, .btn:focus-visible, .filter:focus-visible, .nav__cta:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 3px;
}

/* Skip link: off-screen until focused by keyboard */
.skip-link {
  position: fixed; top: 0.75rem; left: 0.75rem; z-index: 100;
  transform: translateY(-150%);
  background: var(--ink); color: var(--vellum);
  font-family: var(--font-mono); font-size: var(--fs-mono);
  letter-spacing: 0.1em; text-transform: uppercase;
  padding: 0.7rem 1.1rem; border-radius: var(--radius);
  transition: transform 0.3s var(--ease);
}
.skip-link:focus-visible { transform: translateY(0); outline: 2px solid var(--accent); outline-offset: 2px; }

/* Utility */
.flow > * + * { margin-top: 1.1rem; }

/* Anchor targets clear the fixed nav when jumped/smooth-scrolled to */
[id] { scroll-margin-top: clamp(5rem, 9vw, 6.5rem); }