/* ============================================================
   Muhammad Sahal — Brand Identity Designer
   Design system: cream paper, forest ink, leaf green.
   Type: Fraunces (display) + Manrope (text).
   ============================================================ */

/* ---------- Fonts ---------- */
@font-face {
  font-family: 'Fraunces';
  src: url('../fonts/fraunces-normal.woff2') format('woff2');
  font-weight: 300 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Fraunces';
  src: url('../fonts/fraunces-italic.woff2') format('woff2');
  font-weight: 300 900;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: 'Manrope';
  src: url('../fonts/manrope-normal.woff2') format('woff2');
  font-weight: 200 800;
  font-style: normal;
  font-display: swap;
}

/* ---------- Tokens ---------- */
:root {
  --cream: #F3F5E4;
  --cream-2: #EAEDD4;
  --ink: #16291B;
  --ink-soft: rgba(22, 41, 27, .72);
  --forest: #2E5834;
  --leaf: #A6D36C;
  --leaf-soft: #CFE8A4;
  --dark: #122117;
  --line: rgba(22, 41, 27, .16);
  --serif: 'Fraunces', 'Iowan Old Style', Georgia, serif;
  --sans: 'Manrope', 'Avenir Next', 'Segoe UI', sans-serif;
  --ease-out: cubic-bezier(.16, 1, .3, 1);
  --pad: clamp(1.25rem, 4vw, 4rem);
  --radius: 18px;

  /* case-study theme defaults (overridden per page) */
  --acc-bg: var(--cream-2);
  --acc-ink: var(--ink);
  --acc-soft: rgba(22, 41, 27, .68);
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3, h4 { margin: 0; font-family: var(--serif); font-weight: 580; line-height: 1.02; letter-spacing: -.015em; font-optical-sizing: auto; }
p { margin: 0 0 1em; }
a { color: inherit; text-decoration: none; }
em { font-style: italic; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
::selection { background: var(--leaf); color: var(--ink); }
:focus-visible { outline: 2px solid var(--forest); outline-offset: 3px; border-radius: 2px; }
.contact :focus-visible, .site-footer :focus-visible { outline-color: var(--leaf); }
.case-hero :focus-visible { outline-color: currentColor; }
body:has(.lightbox[open]), body.lb-open { overflow: hidden; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

/* Cross-page view transitions (progressive enhancement) */
@view-transition { navigation: auto; }

.container { width: min(1240px, 100% - 2 * var(--pad)); margin-inline: auto; }
.skip-link {
  position: absolute; left: 1rem; top: -4rem; z-index: 200;
  background: var(--ink); color: var(--cream); padding: .6rem 1.1rem; border-radius: 99px;
  transition: top .25s;
}
.skip-link:focus { top: 1rem; }

/* ---------- Custom cursor (fine pointers only) ---------- */
.cursor-dot, .cursor-ring { display: none; }
@media (hover: hover) and (pointer: fine) {
  .cursor-dot, .cursor-ring {
    display: block; position: fixed; top: 0; left: 0; pointer-events: none; z-index: 999;
    border-radius: 50%; translate: -50% -50%;
  }
  .cursor-dot { width: 7px; height: 7px; background: var(--forest); }
  .cursor-ring {
    width: 34px; height: 34px; border: 1.5px solid var(--forest); opacity: .45;
    transition: width .28s var(--ease-out), height .28s var(--ease-out), opacity .28s;
  }
  body.cursor-hover .cursor-ring { width: 58px; height: 58px; opacity: .9; }
  body.cursor-hidden .cursor-dot, body.cursor-hidden .cursor-ring { opacity: 0; }
}

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  background: color-mix(in srgb, var(--cream) 86%, transparent);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  transition: transform .45s var(--ease-out);
}
.site-header.hidden { transform: translateY(-100%); }
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: .85rem var(--pad);
}
.logo { font-family: var(--serif); font-size: 1.35rem; font-weight: 640; letter-spacing: -.01em; display: flex; align-items: center; gap: .5rem; }
.logo .sq { width: 10px; height: 10px; background: var(--forest); display: inline-block; }
.main-nav { display: flex; align-items: center; gap: 2rem; }
.main-nav a:not(.btn) {
  font-size: .82rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  position: relative; padding: .25rem 0;
}
.main-nav a:not(.btn)::after {
  content: ''; position: absolute; left: 0; bottom: 0; height: 2px; width: 100%;
  background: var(--forest); transform: scaleX(0); transform-origin: right;
  transition: transform .35s var(--ease-out);
}
.main-nav a:not(.btn):hover::after, .main-nav a[aria-current="page"]::after { transform: scaleX(1); transform-origin: left; }

.nav-toggle { display: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .6rem;
  background: var(--ink); color: var(--cream);
  padding: .85rem 1.7rem; border-radius: 99px;
  font-weight: 700; font-size: .95rem; letter-spacing: .01em;
  transition: background .3s, color .3s, transform .3s var(--ease-out);
  will-change: transform;
}
.btn:hover { background: var(--forest); }
.btn .arr { transition: transform .3s var(--ease-out); }
.btn:hover .arr { transform: translateX(4px); }
.btn--leaf { background: var(--leaf); color: var(--ink); }
.btn--leaf:hover { background: var(--leaf-soft); }
.btn--ghost { background: transparent; color: inherit; box-shadow: inset 0 0 0 1.5px currentColor; }
.btn--ghost:hover { background: var(--ink); color: var(--cream); box-shadow: inset 0 0 0 1.5px var(--ink); }
.btn--lg { padding: 1.1rem 2.2rem; font-size: 1.05rem; }

/* ---------- Reveal on scroll (gated on .js so content shows without JS) ---------- */
.js .rv { opacity: 0; transform: translateY(26px); }
.js .rv.in { opacity: 1; transform: none; transition: opacity .9s var(--ease-out), transform .9s var(--ease-out); transition-delay: var(--d, 0s); }
.js [data-stagger] > * { opacity: 0; translate: 0 16px; transition: opacity .7s var(--ease-out) var(--d, 0s), translate .7s var(--ease-out) var(--d, 0s); }
.js .in[data-stagger] > * { opacity: 1; translate: 0 0; }
@media (prefers-reduced-motion: reduce) {
  .js .rv, .js [data-stagger] > * { opacity: 1; transform: none; translate: 0 0; transition: none; }
}

/* ---------- Section heads (numbered, from the deck) ---------- */
.sec-head { display: flex; align-items: flex-end; gap: 1.5rem; margin-bottom: clamp(2rem, 5vw, 3.5rem); }
.sec-head .num {
  font-family: var(--sans); font-weight: 800;
  font-size: clamp(4rem, 9vw, 7.5rem); line-height: .8;
  color: transparent; -webkit-text-stroke: 1.5px var(--forest); paint-order: stroke;
}
.sec-head .lbl { display: flex; flex-direction: column; gap: .35rem; padding-bottom: .35rem; }
.sec-head .kicker { display: flex; align-items: center; gap: .55rem; font-size: .8rem; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; color: var(--forest); }
.sec-head .kicker::before { content: ''; width: 9px; height: 9px; background: var(--leaf); flex: none; }
.sec-head h2 { font-size: clamp(2rem, 4.6vw, 3.4rem); }
.sec-sub { max-width: 46ch; color: var(--ink-soft); font-size: 1.05rem; margin-left: auto; padding-bottom: .5rem; }
@media (max-width: 820px) {
  .sec-head { flex-wrap: wrap; }
  .sec-sub { margin-left: 0; }
}

/* ---------- Hero ---------- */
.hero { position: relative; padding: clamp(7.5rem, 14vh, 11rem) 0 clamp(1.5rem, 2.5vw, 3.5rem); }
.hero-grid {
  display: grid; grid-template-columns: 1.25fr .95fr; gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center; min-height: 66vh;
}
.hero-eyebrow { display: inline-flex; align-items: center; gap: .6rem; font-size: .82rem; font-weight: 800; letter-spacing: .2em; text-transform: uppercase; color: var(--forest); margin-bottom: 1.4rem; }
.hero-eyebrow::before { content: ''; width: 34px; height: 2px; background: var(--forest); }
.hero h1 {
  font-size: clamp(3.2rem, 8.6vw, 7.6rem);
  font-weight: 560; line-height: .96; letter-spacing: -.025em;
  margin-bottom: 1.6rem;
}
.hero h1 .line { display: block; overflow: hidden; }
.hero h1 .line > span { display: inline-block; transform: translateY(110%); animation: rise 1.1s var(--ease-out) forwards; }
.hero h1 .line:nth-child(2) > span { animation-delay: .12s; }
.hero h1 em { color: var(--forest); }
@keyframes rise { to { transform: none; } }
@media (prefers-reduced-motion: reduce) { .hero h1 .line > span { transform: none; animation: none; } }
.hero-copy { max-width: 44ch; color: var(--ink-soft); font-size: 1.1rem; margin-bottom: 2.2rem; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: .9rem; align-items: center; }

.hero-visual { position: relative; display: grid; place-items: center; min-height: 420px; }
.hero-blob {
  position: absolute; inset: auto; width: min(78%, 430px); aspect-ratio: 1;
  background: var(--leaf); border-radius: 46% 54% 60% 40% / 56% 44% 56% 44%;
  animation: blob 14s ease-in-out infinite alternate;
}
@keyframes blob {
  0%   { border-radius: 46% 54% 60% 40% / 56% 44% 56% 44%; }
  50%  { border-radius: 56% 44% 46% 54% / 44% 58% 42% 56%; }
  100% { border-radius: 42% 58% 55% 45% / 60% 42% 58% 40%; }
}
.hero-portrait { position: relative; z-index: 2; width: min(82%, 440px); filter: grayscale(1) contrast(1.04); }
.hero-visual::after {
  content: ''; position: absolute; z-index: 3; inset: auto 8% 0 8%; height: 34%;
  background: linear-gradient(to top, var(--cream) 12%, transparent);
  pointer-events: none;
}
.badge-rotate {
  position: absolute; z-index: 4; right: 4%; top: 9%;
  width: clamp(96px, 12vw, 138px); aspect-ratio: 1;
  animation: spin 16s linear infinite;
}
@keyframes spin { to { rotate: 360deg; } }
.badge-rotate text { font-family: var(--sans); font-weight: 800; font-size: 10px; text-transform: uppercase; fill: var(--ink); }
.badge-rotate .badge-bg { fill: var(--cream-2); stroke: var(--line); }
.badge-rotate .badge-star { fill: var(--forest); }

.hero-meta {
  display: flex; gap: clamp(1.5rem, 4vw, 3.5rem); flex-wrap: wrap;
  padding: 1.6rem 0 2rem; border-top: 1px solid var(--line); margin-top: clamp(2rem, 5vh, 3.5rem);
}
.hero-meta .item { font-size: .9rem; color: var(--ink-soft); }
.hero-meta .item strong { display: block; font-family: var(--serif); font-size: 1.5rem; font-weight: 600; color: var(--ink); }

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; min-height: 0; }
  .hero-visual { order: -1; min-height: 0; margin-bottom: .5rem; }
  .hero-portrait { width: min(64%, 330px); }
  .hero-blob { width: min(60%, 330px); }
  .badge-rotate { right: 10%; top: 4%; }
}

/* ---------- Marquee ---------- */
.marquee-band { background: var(--leaf); border-block: 1px solid var(--ink); rotate: -1.6deg; scale: 1.04 1; transform-origin: center; margin: .5rem -2vw; }
.marquee { overflow: hidden; padding: .95rem 0; }
.marquee-track { display: flex; gap: 3rem; width: max-content; animation: marquee 26s linear infinite; }
.marquee-track span { display: flex; align-items: center; gap: 3rem; flex: none; font-family: var(--serif); font-size: 1.35rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; white-space: nowrap; }
.marquee-track .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--ink); flex: none; }
@keyframes marquee { to { transform: translateX(calc(-50% - 1.5rem)); } }
@media (prefers-reduced-motion: reduce) { .marquee-track { animation: none; } }

/* ---------- Sections ---------- */
.section { padding: clamp(4.5rem, 10vh, 8rem) 0 0; }
.section:last-of-type { padding-bottom: clamp(4.5rem, 10vh, 8rem); }

/* ---------- Work cards ---------- */
.work-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(1.5rem, 3vw, 2.5rem); }
.work-card { grid-column: span 1; display: block; }
.work-card--wide { grid-column: 1 / -1; }
.work-card figure { margin: 0; position: relative; overflow: hidden; border-radius: var(--radius); background: var(--cream-2); }
.work-card img { width: 100%; aspect-ratio: 3 / 2.1; object-fit: cover; transition: transform 1s var(--ease-out); }
.work-card--wide img { aspect-ratio: 21 / 10; }
.work-card:hover img, .work-card:focus-visible img { transform: scale(1.045); }
.work-card .chip {
  position: absolute; left: 1.1rem; bottom: 1.1rem;
  background: var(--cream); color: var(--ink); font-size: .82rem; font-weight: 800; letter-spacing: .06em;
  padding: .55rem 1.05rem; border-radius: 99px;
  opacity: 0; translate: 0 8px; transition: opacity .35s, translate .35s var(--ease-out);
}
.work-card:hover .chip, .work-card:focus-visible .chip { opacity: 1; translate: 0 0; }
.work-head { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-top: 1.1rem; }
.work-head h3 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); font-weight: 600; }
.work-head .idx { font-family: var(--sans); font-weight: 800; font-size: .85rem; color: var(--forest); letter-spacing: .1em; }
.work-tags { display: flex; gap: .5rem; flex-wrap: wrap; margin-top: .45rem; }
.work-tags span { font-size: .74rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-soft); border: 1px solid var(--line); border-radius: 99px; padding: .28rem .75rem; }
@media (max-width: 720px) { .work-grid { grid-template-columns: 1fr; } }

/* ---------- Mini gallery (more work) ---------- */
.mini-title { font-family: var(--serif); font-size: 1.5rem; font-weight: 600; margin: clamp(3rem, 6vw, 4.5rem) 0 1.2rem; display: flex; align-items: center; gap: .7rem; }
.mini-title::before { content: ''; width: 9px; height: 9px; background: var(--leaf); }
.mini-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.mini-grid button { padding: 0; border-radius: 14px; overflow: hidden; background: var(--cream-2); position: relative; }
.mini-grid img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; transition: transform .8s var(--ease-out); }
.mini-grid button:hover img { transform: scale(1.06); }
@media (max-width: 820px) { .mini-grid { grid-template-columns: repeat(2, 1fr); } }

/* ---------- Services ---------- */
.services { border-top: 1px solid var(--line); }
.service-list { display: grid; }
.service {
  display: grid; grid-template-columns: 110px 1fr 1.2fr auto; gap: clamp(1rem, 3vw, 2.5rem);
  align-items: center; padding: clamp(1.6rem, 3.5vw, 2.4rem) 0; border-bottom: 1px solid var(--line);
  transition: background .35s, padding-left .35s var(--ease-out);
}
.service:hover { background: var(--cream-2); padding-left: 1.2rem; }
.service .s-num { font-weight: 800; font-size: clamp(2.2rem, 4.5vw, 3.4rem); line-height: 1; color: transparent; -webkit-text-stroke: 1.3px var(--forest); }
.service h3 { font-size: clamp(1.6rem, 3vw, 2.3rem); font-weight: 600; }
.service p { margin: 0; color: var(--ink-soft); max-width: 44ch; }
.service .s-tag { font-size: .74rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; background: var(--leaf-soft); padding: .4rem .9rem; border-radius: 99px; white-space: nowrap; }
@media (max-width: 900px) {
  .service { grid-template-columns: 70px 1fr; grid-template-rows: auto auto; }
  .service p { grid-column: 2; }
  .service .s-tag { display: none; }
}

/* ---------- Creatives masonry ---------- */
.masonry { columns: 4 240px; column-gap: 1rem; }
.masonry button { padding: 0; margin: 0 0 1rem; width: 100%; border-radius: 14px; overflow: hidden; background: var(--cream-2); break-inside: avoid; display: block; }
.masonry img { width: 100%; transition: transform .7s var(--ease-out), opacity .7s; }
.masonry button:hover img { transform: scale(1.05); }
.masonry-extra[hidden] { display: none; }
.masonry-more { text-align: center; margin-top: 1.5rem; }

/* ---------- About ---------- */
.about { border-top: 1px solid var(--line); }
.about-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(2rem, 6vw, 5rem); align-items: start; }
.about-visual { position: relative; display: grid; place-items: center; padding: 2rem 0; }
.about-blob { position: absolute; width: min(84%, 380px); aspect-ratio: 1; background: var(--cream-2); border-radius: 54% 46% 44% 56% / 48% 56% 44% 52%; }
.about-portrait { position: relative; z-index: 2; width: min(78%, 350px); filter: grayscale(1); }
.about-visual::after { content: ''; position: absolute; z-index: 3; inset: auto 10% 0 10%; height: 26%; background: linear-gradient(to top, var(--cream) 8%, transparent); }
.about-copy .lead { font-family: var(--serif); font-size: clamp(1.35rem, 2.4vw, 1.8rem); line-height: 1.35; font-weight: 500; margin-bottom: 1.2rem; }
.about-copy p:not(.lead) { color: var(--ink-soft); max-width: 58ch; }
.stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin: 2rem 0; }
.stat { border: 1px solid var(--line); border-radius: var(--radius); padding: 1.2rem 1.3rem; background: var(--cream); transition: background .3s, transform .3s var(--ease-out); }
.stat:hover { background: var(--leaf-soft); transform: translateY(-4px); }
.stat strong { font-family: var(--serif); font-size: clamp(1.9rem, 3.5vw, 2.6rem); font-weight: 620; display: block; line-height: 1.1; }
.stat span { font-size: .82rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-soft); }
.chips { display: flex; flex-wrap: wrap; gap: .55rem; margin: .8rem 0 1.6rem; }
.chips span { font-size: .84rem; font-weight: 700; border: 1.5px solid var(--ink); border-radius: 99px; padding: .42rem 1rem; transition: background .25s, color .25s; }
.chips span:hover { background: var(--ink); color: var(--cream); }
.about-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem 2rem; border-top: 1px solid var(--line); padding-top: 1.4rem; }
.about-facts h3, .about-facts h4 { font-family: var(--sans); font-size: .78rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; color: var(--forest); margin-bottom: .35rem; }
.about-facts p { margin: 0; color: var(--ink-soft); font-size: .97rem; }
@media (max-width: 900px) { .about-grid { grid-template-columns: 1fr; } .about-visual { max-width: 420px; margin-inline: auto; } }
@media (max-width: 560px) { .stat-row { grid-template-columns: 1fr 1fr; } .about-facts { grid-template-columns: 1fr; } }

/* ---------- Contact (dark) ---------- */
.contact { background: var(--dark); color: var(--cream); border-radius: 34px 34px 0 0; margin-top: clamp(4.5rem, 10vh, 8rem); }
.contact .inner { padding: clamp(4.5rem, 10vh, 7.5rem) 0; text-align: center; }
.contact .kicker { display: inline-flex; align-items: center; gap: .6rem; font-size: .82rem; font-weight: 800; letter-spacing: .2em; text-transform: uppercase; color: var(--leaf); margin-bottom: 1.6rem; }
.contact .kicker::before, .contact .kicker::after { content: ''; width: 9px; height: 9px; background: var(--leaf); }
.contact h2 { font-size: clamp(2.6rem, 7vw, 5.6rem); font-weight: 540; max-width: 16ch; margin-inline: auto; margin-bottom: 1.4rem; }
.contact h2 em { color: var(--leaf); }
.contact .sub { color: rgba(243, 245, 228, .72); max-width: 46ch; margin-inline: auto; margin-bottom: 2.6rem; }
.contact-ctas { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; margin-bottom: 3rem; }
.contact .btn { background: var(--leaf); color: var(--ink); }
.contact .btn:hover { background: var(--leaf-soft); }
.contact .btn--ghost { background: transparent; color: var(--cream); box-shadow: inset 0 0 0 1.5px rgba(243,245,228,.5); }
.contact .btn--ghost:hover { background: var(--cream); color: var(--ink); box-shadow: none; }
.contact-ctas .btn { max-width: 100%; overflow-wrap: anywhere; }
@media (max-width: 420px) { .contact .btn--lg { padding: 1rem 1.2rem; font-size: .92rem; } }
.contact-details { display: flex; flex-wrap: wrap; gap: 1rem 3rem; justify-content: center; font-size: .95rem; color: rgba(243,245,228,.72); }
.contact-details a:hover { color: var(--leaf); }

/* ---------- Footer ---------- */
.site-footer { background: var(--dark); color: rgba(243,245,228,.62); }
.footer-marquee { border-block: 1px solid rgba(243,245,228,.14); }
.footer-marquee .marquee-track span { color: var(--cream); font-size: 1.1rem; }
.footer-marquee .marquee-track .dot { background: var(--leaf); }
.footer-inner { display: flex; flex-wrap: wrap; gap: 1rem 2.5rem; align-items: center; justify-content: space-between; padding: 1.6rem var(--pad); font-size: .88rem; }
.footer-inner nav { display: flex; gap: 1.6rem; }
.footer-inner a:hover { color: var(--leaf); }

/* ---------- Lightbox ---------- */
.lightbox { border: 0; padding: 0; background: transparent; max-width: min(1100px, 94vw); max-height: 92vh; margin: auto; }
.lightbox::backdrop { background: rgba(11, 20, 14, .9); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.lightbox figure { margin: 0; display: grid; gap: .8rem; justify-items: center; }
.lightbox img { max-height: 80vh; width: auto; max-width: 100%; border-radius: 12px; }
.lightbox figcaption { color: var(--cream); font-size: .9rem; opacity: .8; }
.lightbox .lb-bar { position: fixed; inset: auto 0 0 0; display: flex; justify-content: center; gap: .8rem; padding: 1rem; }
.lightbox .lb-btn { background: rgba(243,245,228,.12); color: var(--cream); border-radius: 99px; padding: .65rem 1.3rem; font-weight: 700; transition: background .25s; }
.lightbox .lb-btn:hover { background: rgba(243,245,228,.28); }
.lightbox .lb-close { position: fixed; top: 1rem; right: 1rem; font-size: 1rem; }

/* ============================================================
   Case study pages
   ============================================================ */
.case-hero { background: var(--acc-bg); color: var(--acc-ink); padding: clamp(7.5rem, 16vh, 11rem) 0 clamp(3rem, 7vh, 5rem); }
.case-hero .crumb { display: inline-flex; align-items: center; gap: .55rem; font-size: .82rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; color: var(--acc-soft); margin-bottom: 1.6rem; }
.case-hero .crumb:hover { color: var(--acc-ink); }
.case-hero h1 { font-size: clamp(3.4rem, 10vw, 8.2rem); font-weight: 560; letter-spacing: -.02em; margin-bottom: 1.4rem; }
.case-hero .case-blurb { max-width: 56ch; font-size: 1.12rem; color: var(--acc-soft); margin-bottom: 2.6rem; }
.case-meta { display: flex; flex-wrap: wrap; gap: 1.4rem 3.5rem; border-top: 1px solid color-mix(in srgb, currentColor 22%, transparent); padding-top: 1.5rem; }
.case-meta .item span { display: block; font-size: .76rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; color: var(--acc-soft); margin-bottom: .2rem; }
.case-meta .item strong { font-family: var(--serif); font-size: 1.25rem; font-weight: 600; }

.case-body { padding: clamp(2.5rem, 6vh, 4.5rem) 0 0; }
.case-gallery { display: grid; gap: clamp(1rem, 2.5vw, 1.8rem); }
.case-row { display: grid; gap: clamp(1rem, 2.5vw, 1.8rem); }
.case-row--duo { grid-template-columns: 1fr 1fr; }
.case-row--trio { grid-template-columns: repeat(3, 1fr); }
.case-row--merch { grid-template-columns: .82fr 1fr; }
.case-row--merch > button { display: grid; }
.case-row--merch > button img { height: 100%; object-fit: cover; }
.case-row--merch .stack { display: grid; gap: clamp(1rem, 2.5vw, 1.8rem); }
.case-gallery img { width: 100%; border-radius: var(--radius); background: var(--cream-2); }
@media (max-width: 680px) {
  .case-row--duo, .case-row--trio, .case-row--merch { grid-template-columns: 1fr; }
}

.case-next { margin-top: clamp(3.5rem, 8vh, 6rem); border-top: 1px solid var(--line); }
.case-next a { display: grid; gap: .4rem; padding: clamp(2.5rem, 6vh, 4rem) 0; text-align: center; transition: background .3s; }
.case-next a:hover { background: var(--cream-2); }
.case-next .lbl { font-size: .8rem; font-weight: 800; letter-spacing: .2em; text-transform: uppercase; color: var(--forest); }
.case-next .name { font-family: var(--serif); font-size: clamp(2.4rem, 6vw, 4.6rem); font-weight: 580; }
.case-next .name .arr { display: inline-block; transition: transform .35s var(--ease-out); }
.case-next a:hover .name .arr { transform: translateX(10px); }

/* ---------- 404 ---------- */
.err-wrap { min-height: 72vh; display: grid; place-items: center; text-align: center; padding-top: 6rem; }
.err-wrap .big { font-family: var(--serif); font-size: clamp(6rem, 20vw, 13rem); line-height: 1; color: transparent; -webkit-text-stroke: 2px var(--forest); }

/* ---------- Mobile nav ---------- */
@media (max-width: 720px) {
  .nav-toggle {
    display: grid; place-items: center; width: 44px; height: 44px; z-index: 120;
    gap: 5px; grid-auto-rows: 2px;
  }
  .nav-toggle span { width: 22px; height: 2px; background: var(--ink); transition: transform .35s var(--ease-out), opacity .25s; }
  .main-nav {
    position: fixed; inset: 0; background: var(--cream); z-index: 110;
    flex-direction: column; justify-content: center; gap: 2.2rem;
    opacity: 0; visibility: hidden; pointer-events: none;
    transition: opacity .35s, visibility 0s .35s;
  }
  .main-nav a:not(.btn) { font-size: 1.4rem; letter-spacing: .18em; }
  body.nav-open .main-nav { opacity: 1; visibility: visible; pointer-events: auto; transition: opacity .35s; }
  body.nav-open { overflow: hidden; }
  body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}