:root {
  --ink: #0b0b0e;
  --ink-2: #131318;
  --ink-3: #1c1c24;
  --bone: #ece5d8;
  --bone-dim: #b0a897;
  --amber: #d4a017;
  --stamp: #c0392b;
  --line: #2a2a33;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--ink);
  color: var(--bone);
  font-family: "Space Grotesk", system-ui, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.mono { font-family: "Special Elite", "Courier New", monospace; }

.wrap { max-width: 1060px; margin: 0 auto; padding: 0 24px; }

/* ---------- header ---------- */
header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11, 11, 14, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 14px; padding-bottom: 14px; /* longhands: keep .wrap's 24px side padding */
}
.logo {
  font-family: "Archivo Black", sans-serif;
  font-size: 1.15rem; letter-spacing: 0.06em;
  color: var(--bone); text-decoration: none; text-transform: uppercase;
}
.logo span { color: var(--amber); }
.nav-right { display: flex; align-items: center; gap: 18px; }
.lang { color: var(--bone-dim); text-decoration: none; font-size: 0.85rem; letter-spacing: 0.08em; }
.lang:hover { color: var(--bone); }
.navlink {
  color: var(--bone-dim); text-decoration: none;
  font-size: 0.85rem; letter-spacing: 0.08em; text-transform: uppercase;
  white-space: nowrap;
}
.navlink:hover, .navlink[aria-current] { color: var(--bone); }
.btn {
  display: inline-block;
  background: var(--amber); color: var(--ink);
  font-family: "Archivo Black", sans-serif;
  font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase;
  padding: 12px 22px; text-decoration: none;
  border: none; cursor: pointer;
}
.btn:hover { background: #e6b52c; }
.btn-lg { font-size: 0.95rem; padding: 16px 34px; }

/* ---------- hero ---------- */
.hero {
  padding: 96px 0 72px;
  border-bottom: 1px solid var(--line);
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse 70% 50% at 50% 0%, rgba(212, 160, 23, 0.07), transparent),
    var(--ink);
}
.case-tag {
  display: inline-block;
  color: var(--stamp);
  border: 2px solid var(--stamp);
  padding: 4px 12px;
  font-size: 0.8rem; letter-spacing: 0.18em; text-transform: uppercase;
  transform: rotate(-2deg);
  margin-bottom: 28px;
}
.hero h1 {
  font-family: "Archivo Black", sans-serif;
  font-size: clamp(2.4rem, 6.5vw, 4.6rem);
  line-height: 1.04; text-transform: uppercase; letter-spacing: 0.01em;
  max-width: 800px;
}
.hero h1 em { font-style: normal; color: var(--amber); }
.hero p.lead {
  margin: 26px 0 38px; max-width: 620px;
  font-size: 1.15rem; color: var(--bone-dim);
}
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; }
.ghost {
  color: var(--bone); text-decoration: none;
  font-size: 0.9rem; letter-spacing: 0.08em; text-transform: uppercase;
  border-bottom: 2px solid var(--amber); padding-bottom: 3px;
}
.ghost:hover { color: var(--amber); }

/* ---------- proof strip ---------- */
.proof {
  border-bottom: 1px solid var(--line);
  background: var(--ink-2);
}
.proof-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--line);
}
.proof-cell {
  background: var(--ink-2); padding: 34px 20px; text-align: center;
}
.proof-cell .num {
  font-family: "Archivo Black", sans-serif;
  font-size: 2rem; color: var(--amber); display: block;
}
.proof-cell .cap {
  font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--bone-dim); margin-top: 6px; display: block;
}

/* ---------- sections ---------- */
section { padding: 80px 0; border-bottom: 1px solid var(--line); }
.kicker {
  color: var(--amber); font-size: 0.8rem;
  letter-spacing: 0.22em; text-transform: uppercase;
  display: block; margin-bottom: 14px;
}
h2 {
  font-family: "Archivo Black", sans-serif;
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  text-transform: uppercase; line-height: 1.15;
  margin-bottom: 22px; max-width: 720px;
}
.section-body { max-width: 680px; color: var(--bone-dim); font-size: 1.05rem; }
.section-body p + p { margin-top: 16px; }
.section-body strong { color: var(--bone); }

/* ---------- method cards ---------- */
.cards {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px; margin-top: 44px;
}
.card {
  background: var(--ink-2); border: 1px solid var(--line);
  padding: 28px 24px; position: relative;
}
.card .step {
  font-family: "Archivo Black", sans-serif;
  color: var(--ink); background: var(--amber);
  width: 34px; height: 34px; display: flex; align-items: center; justify-content: center;
  font-size: 1rem; margin-bottom: 18px;
}
.card h3 {
  font-family: "Archivo Black", sans-serif;
  font-size: 1.02rem; text-transform: uppercase; letter-spacing: 0.04em;
  margin-bottom: 10px;
}
.card p { color: var(--bone-dim); font-size: 0.95rem; }

/* ---------- case study ---------- */
.case-file {
  background: var(--ink-2); border: 1px solid var(--line);
  margin-top: 44px; position: relative; padding: 36px 32px;
}
.case-file::before {
  content: ""; position: absolute; inset: 10px;
  border: 1px dashed rgba(212, 160, 23, 0.25); pointer-events: none;
}
.case-head {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 16px; flex-wrap: wrap; margin-bottom: 20px;
}
.case-head h3, .case-head h2 {
  font-family: "Archivo Black", sans-serif;
  font-size: 1.3rem; text-transform: uppercase; line-height: 1.2;
  margin: 0; max-width: none;
}
.stamp {
  color: var(--stamp); border: 2px solid var(--stamp);
  padding: 3px 10px; font-size: 0.75rem; letter-spacing: 0.18em;
  text-transform: uppercase; transform: rotate(2deg); white-space: nowrap;
}
.case-file p { color: var(--bone-dim); max-width: 640px; }
.case-file p + p { margin-top: 14px; }
.case-meta {
  margin-top: 24px; padding-top: 18px; border-top: 1px solid var(--line);
  display: flex; gap: 28px; flex-wrap: wrap;
  font-size: 0.82rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--bone-dim);
}
.case-meta b { color: var(--amber); font-weight: 600; }

/* ---------- case log ---------- */
.case-log { margin-top: 14px; display: flex; flex-direction: column; gap: 8px; }
.log-entry { background: var(--ink-3); border: 1px solid var(--line); }
.log-entry details summary {
  list-style: none; cursor: pointer; position: relative;
  padding: 16px 46px 16px 18px;
  display: flex; align-items: baseline; flex-wrap: wrap; gap: 10px 14px;
}
.log-entry details summary::-webkit-details-marker { display: none; }
.log-entry details summary::after {
  content: "+"; position: absolute; right: 16px; top: 14px;
  color: var(--amber); font-family: "Archivo Black", sans-serif; font-size: 1.15rem;
  line-height: 1;
}
.log-entry details[open] summary::after { content: "\2013"; }
.log-entry details[open] summary { border-bottom: 1px solid var(--line); }
.log-date {
  color: var(--bone-dim); font-size: 0.78rem; letter-spacing: 0.06em;
  white-space: nowrap; flex-shrink: 0;
}
.log-tag {
  font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 3px 9px; border: 1px solid; white-space: nowrap; flex-shrink: 0;
}
.tag-discovery { color: var(--amber); border-color: var(--amber); }
.tag-correction { color: var(--stamp); border-color: var(--stamp); }
.tag-outreach { color: var(--bone-dim); border-color: var(--bone-dim); }
.log-headline { color: var(--bone); font-size: 0.98rem; }
.log-body { padding: 18px 18px 20px; }
.log-body p { color: var(--bone-dim); max-width: 640px; font-size: 0.95rem; }
.log-body p + p { margin-top: 12px; }
.log-body .sources { font-size: 0.78rem; opacity: 0.85; margin-top: 14px; }
.log-body em { color: var(--bone); font-style: italic; }

@media (max-width: 480px) {
  .log-entry details summary { padding: 14px 40px 14px 14px; }
  .log-body { padding: 4px 14px 16px; }
}

/* ---------- form ---------- */
.form-note { color: var(--bone-dim); max-width: 620px; margin-bottom: 36px; }
form { max-width: 680px; }
.field { margin-bottom: 22px; }
label {
  display: block; font-size: 0.8rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--bone-dim); margin-bottom: 8px;
}
label .req { color: var(--stamp); }
input, textarea, select {
  width: 100%; background: var(--ink-3); color: var(--bone);
  border: 1px solid var(--line); padding: 14px;
  font-family: inherit; font-size: 1rem;
}
input:focus, textarea:focus, select:focus {
  outline: none; border-color: var(--amber);
}
textarea { min-height: 120px; resize: vertical; }
.hp { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }
.form-status {
  margin-top: 18px; padding: 14px; font-size: 0.95rem; display: none;
}
.form-status.ok { display: block; background: rgba(46, 125, 50, 0.15); border: 1px solid #2e7d32; color: #a5d6a7; }
.form-status.err { display: block; background: rgba(192, 57, 43, 0.15); border: 1px solid var(--stamp); color: #ef9a9a; }

/* ---------- footer ---------- */
footer { padding: 48px 0; }
.foot {
  display: flex; justify-content: space-between; align-items: center;
  gap: 20px; flex-wrap: wrap;
}
.foot-links { display: flex; flex-wrap: wrap; gap: 10px 22px; }
.foot a { color: var(--bone-dim); text-decoration: none; font-size: 0.9rem; }
.foot a:hover { color: var(--amber); }
.foot .fine { color: var(--bone-dim); font-size: 0.8rem; }

@media (max-width: 780px) {
  .proof-grid { grid-template-columns: repeat(2, 1fr); }
  .cards { grid-template-columns: 1fr; }
  .hero { padding: 64px 0 52px; }
  section { padding: 56px 0; }
}

@media (max-width: 600px) {
  .logo { font-size: 0.95rem; }
  /* Header becomes two rows: logo, then links + button — the single row
     overflows narrow viewports once the Cases link and language menu are
     present (the French header needs ~587px; EN ~503, ES ~524, DE ~525). */
  .nav { flex-wrap: wrap; row-gap: 8px; padding-top: 10px; padding-bottom: 10px; }
  .nav-right { width: 100%; gap: 16px; }
  .nav-right .btn { margin-left: auto; }
  .navlink, .lang { font-size: 0.78rem; letter-spacing: 0.06em; }
  .btn { padding: 10px 14px; font-size: 0.72rem; white-space: nowrap; }
  .btn-lg { padding: 14px 24px; font-size: 0.85rem; }
}

/* ---------- nav links (base .navlink rule lives next to .lang, above the media queries) ---------- */
.nav-right { white-space: nowrap; }

/* ---------- archival backgrounds (variants a/b/c; active only when <html data-bg> is set) ---------- */
/* Layers: ::before = image (drifts slowly), ::after = film grain. Content sits above via .wrap z-index. */
html[data-bg] .hero, html[data-bg] .page-head, html[data-bg] .proof,
html[data-bg] #method, html[data-bg] #metodo, html[data-bg] #methode,
html[data-bg] #case, html[data-bg] #caso, html[data-bg] #dossier, html[data-bg] #fall,
html[data-bg] .case-detail, html[data-bg] #deliverables, html[data-bg] #entregables, html[data-bg] #livrables, html[data-bg] #lieferumfang,
html[data-bg] #open-a-case, html[data-bg] #abrir-caso, html[data-bg] #ouvrir-un-dossier, html[data-bg] #fall-eroeffnen {
  position: relative; overflow: hidden; isolation: isolate;
}
html[data-bg] .hero > .wrap, html[data-bg] .page-head > .wrap, html[data-bg] .proof > .wrap, html[data-bg] section > .wrap {
  position: relative; z-index: 2;
}
.bg-layer, .bg-grain { content: ""; position: absolute; inset: 0; pointer-events: none; }
/* grain: inline SVG noise, animated in coarse steps like film */
html[data-bg] .hero::after, html[data-bg] .page-head::after, html[data-bg] #case::after, html[data-bg] #caso::after, html[data-bg] #dossier::after, html[data-bg] #fall::after, html[data-bg] .case-detail::after {
  content: ""; position: absolute; inset: -60px; pointer-events: none; z-index: 1;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 0.55 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  background-size: 240px 240px; opacity: 0.16; mix-blend-mode: overlay;
  animation: grain 1.1s steps(5) infinite;
}
@keyframes grain {
  0% { transform: translate(0, 0); } 20% { transform: translate(-18px, 12px); } 40% { transform: translate(14px, -20px); }
  60% { transform: translate(-10px, -8px); } 80% { transform: translate(20px, 16px); } 100% { transform: translate(0, 0); }
}
@keyframes drift { from { transform: scale(1.06) translate(0, 0); } to { transform: scale(1.16) translate(-2.2%, -1.6%); } }
@keyframes flicker { 0%, 100% { opacity: 1; } 8% { opacity: 0.94; } 9% { opacity: 1; } 43% { opacity: 0.97; } 44% { opacity: 1; } 71% { opacity: 0.93; } 72% { opacity: 1; } }
/* image layer, shared shape */
html[data-bg] .hero::before, html[data-bg] .page-head::before, html[data-bg] .proof::before,
html[data-bg] #method::before, html[data-bg] #metodo::before, html[data-bg] #methode::before,
html[data-bg] #case::before, html[data-bg] #caso::before, html[data-bg] #dossier::before, html[data-bg] #fall::before, html[data-bg] .case-detail::before,
html[data-bg] #open-a-case::before, html[data-bg] #abrir-caso::before, html[data-bg] #ouvrir-un-dossier::before, html[data-bg] #fall-eroeffnen::before {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background-position: center; background-size: cover; background-repeat: no-repeat;
}
/* keep the dashed case-file frame (it also uses ::before) intact */
html[data-bg] .case-file::before { z-index: 0; }

/* --- variant A: sepia photograph behind the hero, newsprint + handwriting behind the sections --- */
html[data-bg="a"] .hero::before {
  background-image: linear-gradient(180deg, rgba(11,11,14,0.55) 0%, rgba(11,11,14,0.72) 55%, var(--ink) 100%), url("/bg/photo-hero.jpg");
  filter: sepia(0.85) contrast(1.05) brightness(0.9); opacity: 0.75; animation: drift 70s ease-in-out infinite alternate;
}
html[data-bg="a"] .page-head::before { background-image: linear-gradient(180deg, rgba(11,11,14,0.6), var(--ink)), url("/bg/photo-island.jpg"); filter: sepia(0.85) brightness(0.8); opacity: 0.55; }
html[data-bg="a"] .proof::before, html[data-bg="a"] #method::before, html[data-bg="a"] #metodo::before, html[data-bg="a"] #methode::before {
  background-image: linear-gradient(180deg, rgba(11,11,14,0.35), rgba(11,11,14,0.35)), url("/bg/newspaper.jpg"); opacity: 0.06; filter: grayscale(1) contrast(1.2); background-size: 900px auto; background-repeat: repeat;
}
html[data-bg="a"] #case::before, html[data-bg="a"] #caso::before, html[data-bg="a"] #dossier::before, html[data-bg="a"] #fall::before, html[data-bg="a"] .case-detail::before {
  background-image: url("/bg/glo-cover.jpg"); opacity: 0.22; background-size: 1100px auto; background-position: right top;
}
html[data-bg="a"] #open-a-case::before, html[data-bg="a"] #abrir-caso::before, html[data-bg="a"] #ouvrir-un-dossier::before, html[data-bg="a"] #fall-eroeffnen::before {
  background-image: url("/bg/glo-sello.jpg"); opacity: 0.14; background-size: 900px auto; background-position: left center;
}

/* --- variant B: the handwritten island file itself behind the hero (white ink on black, native to the dark theme) --- */
html[data-bg="b"] .hero::before {
  background-image: linear-gradient(90deg, rgba(11,11,14,0.96) 0%, rgba(11,11,14,0.86) 38%, rgba(11,11,14,0.42) 62%, rgba(11,11,14,0.7) 100%), url("/bg/glo-cover.jpg");
  background-size: 1400px auto; background-position: right -4% top 20%; opacity: 0.92; animation: drift 90s ease-in-out infinite alternate;
}
html[data-bg] .hero p.lead, html[data-bg] .page-head .lead { text-shadow: 0 1px 14px rgba(0, 0, 0, 0.85), 0 0 2px rgba(0, 0, 0, 0.9); }
html[data-bg] .hero h1, html[data-bg] .page-head h1 { text-shadow: 0 2px 18px rgba(0, 0, 0, 0.7); }
html[data-bg="b"] .page-head::before {
  background-image: linear-gradient(180deg, rgba(11,11,14,0.55) 0%, rgba(11,11,14,0.75) 60%, var(--ink) 100%), url("/bg/photo-island.jpg");
  background-position: center 38%; filter: sepia(0.8) contrast(1.05) brightness(0.85); opacity: 0.7;
}
html[data-bg="b"] .hero { box-shadow: inset 0 0 120px 30px rgba(0, 0, 0, 0.55); }
html[data-bg="b"] #method::before, html[data-bg="b"] #metodo::before, html[data-bg="b"] #methode::before, html[data-bg="b"] .proof::before {
  background-image: linear-gradient(180deg, rgba(11,11,14,0.35), rgba(11,11,14,0.35)), url("/bg/newspaper.jpg"); opacity: 0.05; filter: grayscale(1) contrast(1.3); background-size: 900px auto; background-repeat: repeat;
}
html[data-bg="b"] #case::before, html[data-bg="b"] #caso::before, html[data-bg="b"] #dossier::before, html[data-bg="b"] #fall::before, html[data-bg="b"] .case-detail::before {
  background-image: linear-gradient(180deg, var(--ink) 0%, rgba(11,11,14,0.4) 30%, rgba(11,11,14,0.4) 70%, var(--ink) 100%), url("/bg/map.jpg");
  opacity: 0.35; filter: grayscale(0.6) sepia(0.4) contrast(1.1);
}
html[data-bg="b"] #open-a-case::before, html[data-bg="b"] #abrir-caso::before, html[data-bg="b"] #ouvrir-un-dossier::before, html[data-bg="b"] #fall-eroeffnen::before {
  background-image: url("/bg/glo-sello.jpg"); opacity: 0.18; background-size: 1000px auto; background-position: left center;
}

/* --- variant C: black-and-white footage with an amber tint, heavier grain, a slight flicker --- */
html[data-bg="c"] .hero::before {
  background-image: linear-gradient(180deg, rgba(11,11,14,0.35) 0%, rgba(11,11,14,0.62) 60%, var(--ink) 100%), url("/bg/photo-hero.jpg");
  filter: grayscale(1) contrast(1.15) brightness(0.85) sepia(0.35); opacity: 0.85;
  animation: drift 55s ease-in-out infinite alternate, flicker 9s steps(1) infinite;
}
html[data-bg="c"] .hero::after { opacity: 0.28; }
html[data-bg="c"] .hero { box-shadow: inset 0 0 140px 40px rgba(0,0,0,0.75); }
html[data-bg="c"] .page-head::before { background-image: linear-gradient(180deg, rgba(11,11,14,0.5), var(--ink)), url("/bg/photo-island.jpg"); filter: grayscale(1) contrast(1.15) brightness(0.7) sepia(0.35); opacity: 0.7; }
html[data-bg="c"] .proof::before, html[data-bg="c"] #method::before, html[data-bg="c"] #metodo::before, html[data-bg="c"] #methode::before {
  background-image: linear-gradient(180deg, rgba(11,11,14,0.3), rgba(11,11,14,0.3)), url("/bg/newspaper.jpg"); opacity: 0.075; filter: grayscale(1) contrast(1.25); background-size: 800px auto; background-repeat: repeat;
}
html[data-bg="c"] #case::before, html[data-bg="c"] #caso::before, html[data-bg="c"] #dossier::before, html[data-bg="c"] #fall::before, html[data-bg="c"] .case-detail::before {
  background-image: url("/bg/glo-sello.jpg"); opacity: 0.2; background-size: 1100px auto; background-position: right top;
}
html[data-bg="c"] #open-a-case::before, html[data-bg="c"] #abrir-caso::before, html[data-bg="c"] #ouvrir-un-dossier::before, html[data-bg="c"] #fall-eroeffnen::before {
  background-image: url("/bg/map.jpg"); opacity: 0.16; filter: grayscale(1); background-size: cover;
}

@media (max-width: 600px) {
  html[data-bg="b"] .hero::before {
    background-image: linear-gradient(180deg, rgba(11,11,14,0.86) 0%, rgba(11,11,14,0.78) 45%, rgba(11,11,14,0.9) 100%), url("/bg/glo-cover.jpg");
    background-size: 820px auto; background-position: center 12%; opacity: 0.95;
  }
  html[data-bg="a"] .hero::before, html[data-bg="c"] .hero::before { opacity: 0.6; }
  html[data-bg] #case::before, html[data-bg] #caso::before, html[data-bg] #dossier::before, html[data-bg] #fall::before, html[data-bg] .case-detail::before { opacity: 0.18; }
}

@media (prefers-reduced-motion: reduce) {
  html[data-bg] .hero::before, html[data-bg] .hero::after, html[data-bg] .page-head::after, html[data-bg] #case::after, html[data-bg] #caso::after, html[data-bg] #dossier::after, html[data-bg] #fall::after, html[data-bg] .case-detail::after { animation: none; }
}

/* ---------- language menu (no-JS <details>; nav.js only closes it on outside click) ---------- */
.lang-menu { position: relative; }
.lang-menu summary {
  list-style: none; cursor: pointer; color: var(--bone-dim);
  font-size: 0.85rem; letter-spacing: 0.08em; text-transform: uppercase;
  display: inline-flex; align-items: center; gap: 7px; white-space: nowrap;
  padding: 4px 0; user-select: none;
}
.lang-menu summary::-webkit-details-marker { display: none; }
.lang-menu summary::after {
  content: ""; width: 6px; height: 6px; margin-top: -3px;
  border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg); transition: transform 0.15s;
}
.lang-menu[open] summary::after { transform: rotate(225deg); margin-top: 3px; }
.lang-menu summary:hover, .lang-menu[open] summary { color: var(--bone); }
.lang-menu ul {
  position: absolute; right: 0; top: calc(100% + 8px); z-index: 50;
  margin: 0; padding: 6px 0; list-style: none; min-width: 160px;
  background: var(--ink-2); border: 1px solid var(--line);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.45);
}
.lang-menu li a {
  display: block; padding: 9px 16px; color: var(--bone-dim); text-decoration: none;
  font-size: 0.9rem; letter-spacing: 0.02em; white-space: nowrap;
}
.lang-menu li a:hover { color: var(--bone); background: var(--ink-3); }
.lang-menu li a[aria-current] { color: var(--amber); }
.lang-menu li a[aria-current]::after { content: " ✓"; font-size: 0.8em; }

.foot-langs { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.foot-langs a { color: var(--bone-dim); text-decoration: none; font-size: 0.85rem; }
.foot-langs a:hover { color: var(--bone); }
.foot-langs a[aria-current] { color: var(--amber); }

@media (max-width: 600px) {
  .lang-menu summary { font-size: 0.78rem; letter-spacing: 0.06em; }
  .lang-menu ul { right: auto; left: 0; }
}

/* ---------- sub-page header ---------- */
.page-head {
  padding: 72px 0 44px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(ellipse 70% 50% at 50% 0%, rgba(212, 160, 23, 0.07), transparent),
    var(--ink);
}
.crumb {
  display: flex; gap: 10px; flex-wrap: wrap;
  font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--bone-dim); margin-bottom: 20px;
}
.crumb a { color: var(--bone-dim); text-decoration: none; }
.crumb a:hover { color: var(--amber); }
.page-head h1 {
  font-family: "Archivo Black", sans-serif;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.05; text-transform: uppercase; letter-spacing: 0.01em;
  max-width: 860px;
}
.page-head h1 em { font-style: normal; color: var(--amber); }
.page-head .lead {
  margin-top: 22px; max-width: 640px;
  font-size: 1.1rem; color: var(--bone-dim);
}

/* ---------- case index ---------- */
.case-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 20px; margin-top: 44px;
}
.case-card {
  display: flex; flex-direction: column; gap: 14px;
  background: var(--ink-2); border: 1px solid var(--line);
  padding: 32px 28px 28px; position: relative;
  color: inherit; text-decoration: none;
}
.case-card::before {
  content: ""; position: absolute; inset: 8px;
  border: 1px dashed rgba(212, 160, 23, 0.25); pointer-events: none;
}
a.case-card:hover { border-color: var(--amber); }
.case-card .file-no {
  font-size: 0.75rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--bone-dim); padding-right: 96px;
}
.case-card h3 {
  font-family: "Archivo Black", sans-serif;
  font-size: 1.2rem; text-transform: uppercase; line-height: 1.2;
  padding-right: 90px;
}
.case-card p { color: var(--bone-dim); font-size: 0.95rem; }
.case-card .stamp { position: absolute; top: 26px; right: 24px; }
.case-card .case-meta { margin-top: auto; gap: 14px 22px; font-size: 0.76rem; }
.case-card .open {
  color: var(--amber); font-size: 0.8rem; letter-spacing: 0.12em;
  text-transform: uppercase; margin-top: 6px;
}
.case-card-cta { border-style: dashed; justify-content: center; }
.case-card-cta::before { display: none; }
.case-card-cta h3 { padding-right: 0; }
.case-card-cta .btn { align-self: flex-start; margin-top: 8px; }

/* ---------- deliverables + vault gallery ---------- */
.cards-2 { grid-template-columns: repeat(2, 1fr); }
.card h3 .mark { color: var(--amber); }
.vault {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 20px; margin-top: 44px;
}
.shot {
  margin: 0; background: var(--ink-2); border: 1px solid var(--line);
  padding: 10px; position: relative;
}
.shot.wide { grid-column: 1 / -1; }
.shot img {
  display: block; width: 100%; height: auto;
  border: 1px solid var(--line); background: #0d0d10;
}
.shot figcaption {
  padding: 12px 6px 4px; font-size: 0.78rem; line-height: 1.5;
  color: var(--bone-dim); letter-spacing: 0.04em;
}
.shot figcaption b { color: var(--bone); font-weight: 600; }
.vault-note { margin-top: 22px; max-width: 680px; color: var(--bone-dim); font-size: 0.92rem; }

/* ---------- homepage teaser + detail page ---------- */
.case-more {
  margin-top: 30px; display: flex; gap: 22px; flex-wrap: wrap; align-items: center;
}
.case-detail .case-file { margin-top: 0; }
.case-detail .case-file h2 { margin-top: 0; }
.detail-intro { margin-top: 44px; }
.case-side {
  margin-top: 44px; padding: 28px; background: var(--ink-2);
  border: 1px solid var(--line);
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px;
}
.case-side div { font-size: 0.9rem; color: var(--bone-dim); }
.case-side .k {
  display: block; font-size: 0.72rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--amber); margin-bottom: 8px;
}
.case-side a { color: var(--bone); }
.case-side a:hover { color: var(--amber); }

@media (max-width: 780px) {
  .case-grid, .vault, .cards-2, .case-side { grid-template-columns: 1fr; }
  .page-head { padding: 52px 0 36px; }
}