/* ============================================================
   RETURN TO THE OFFICE — coming soon
   Night-office institutional. Ink ground, paper documents,
   one emergency-red stamp accent. No neon, no parody.
   ============================================================ */

/* ---------- Tokens ---------- */
:root {
  --ink:      #0a0a0a;
  --ink-soft: #141412;
  --paper:    #f1f0ea;
  --paper-dim:#e6e4dc;
  --concrete: #a5a5a0;
  --copier:   #d4d3cd;
  --stamp:    #c8331f;   /* on paper */
  --stamp-deep: #a32717;
  --stamp-lit:  #e04c36; /* on ink, AA at small sizes */

  --font-sans: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "Courier Prime", "Courier New", Courier, monospace;

  --step--1: clamp(0.8rem, 0.75rem + 0.2vw, 0.9rem);
  --step-0:  clamp(1rem, 0.95rem + 0.3vw, 1.15rem);
  --step-1:  clamp(1.3rem, 1.15rem + 0.7vw, 1.7rem);
  --step-2:  clamp(1.7rem, 1.4rem + 1.5vw, 2.6rem);
  --step-3:  clamp(2.4rem, 1.8rem + 3vw, 4.2rem);
  --step-4:  clamp(3.2rem, 2rem + 6vw, 7rem);

  --space-s:  clamp(1rem, 2vw, 1.5rem);
  --space-m:  clamp(2rem, 4vw, 3.5rem);
  --space-l:  clamp(3rem, 6vw, 5.5rem);
  --space-xl: clamp(4rem, 7vw, 6rem);

  --gutter: clamp(1.25rem, 4vw, 4rem);

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

  --grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Reset-ish ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; }
img { display: block; max-width: 100%; height: auto; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
input { font: inherit; }

body {
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-sans);
  font-size: var(--step-0);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.mono {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

::selection { background: var(--stamp); color: var(--paper); }

:focus-visible {
  outline: 2px solid var(--stamp-lit);
  outline-offset: 3px;
}
.memo :focus-visible,
.access :focus-visible,
.docsheet :focus-visible {
  outline-color: var(--stamp);
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 200;
  padding: 0.6rem 1rem;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-mono);
  text-decoration: none;
}
.skip-link:focus { top: 1rem; }

section { scroll-margin-top: 2rem; }

/* ---------- Grain overlay ---------- */
.grain {
  position: fixed;
  inset: -60px;
  z-index: 120;
  pointer-events: none;
  background-image: var(--grain);
  background-size: 240px 240px;
  opacity: 0.06;
  mix-blend-mode: overlay;
  animation: grain-shift 0.9s steps(2) infinite;
}
@keyframes grain-shift {
  0%   { transform: translate(0, 0); }
  50%  { transform: translate(-28px, 16px); }
  100% { transform: translate(14px, -22px); }
}

/* ---------- Top bar ---------- */
.topbar {
  position: absolute;
  top: 0; left: 0; right: 0;
  z-index: 30;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: clamp(1rem, 3vw, 2rem) var(--gutter);
}
.topbar__mark span {
  display: inline-block;
  font-weight: 900;
  letter-spacing: 0.06em;
  font-size: 1.05rem;
  border: 2px solid var(--paper);
  padding: 0.2rem 0.5rem;
}
.topbar__meta {
  text-align: right;
  font-size: 0.72rem;
  line-height: 1.5;
  color: var(--copier);
  text-transform: uppercase;
}
.file-ref { color: var(--stamp-lit); }
.file-ref.flick { animation: flick 0.45s steps(2, end) 1; }
@keyframes flick {
  0%   { opacity: 1; }
  30%  { opacity: 0.15; }
  60%  { opacity: 0.9; }
  80%  { opacity: 0.3; }
  100% { opacity: 1; }
}

/* ============================================================
   1. HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  isolation: isolate;
}
.hero__media {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 60% 40%;
  filter: grayscale(1) contrast(1.25) brightness(0.42);
  animation: hero-zoom 32s var(--ease-out) forwards;
}
@keyframes hero-zoom {
  from { transform: scale(1.09); }
  to   { transform: scale(1); }
}
.hero__scrim {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(10,10,10,0.55) 0%, rgba(10,10,10,0.05) 30%, rgba(10,10,10,0.12) 55%, rgba(10,10,10,0.82) 100%),
    radial-gradient(120% 90% at 20% 90%, rgba(10,10,10,0.55) 0%, transparent 60%);
}
.hero__content {
  padding: 0 var(--gutter) clamp(3rem, 7vh, 5.5rem);
}
.hero__title {
  font-weight: 900;
  font-size: clamp(4.2rem, 17.5vw, 15rem);
  line-height: 0.84;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  margin-left: -0.05em; /* optical left alignment of glyph edge */
}
.hero__line { display: block; }
.hero__line--narrow {
  font-stretch: 68%;
  letter-spacing: 0.01em;
}
.hero__stop { color: var(--stamp-lit); }
.hero__sub {
  margin-top: clamp(1.2rem, 3vh, 2rem);
  font-size: clamp(0.95rem, 1.5vw, 1.15rem);
  color: var(--copier);
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: clamp(1.4rem, 3vh, 2.2rem);
}
.hero__foot {
  position: absolute;
  right: var(--gutter);
  bottom: 1.1rem;
  font-size: 0.66rem;
  letter-spacing: 0.22em;
  color: var(--concrete);
  writing-mode: vertical-rl;
  text-orientation: mixed;
  max-height: 40vh;
  overflow: hidden;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 0.85rem 1.6rem;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  text-align: center;
  border: 1px solid transparent;
  transition: background-color 180ms var(--ease-out), color 180ms var(--ease-out), border-color 180ms var(--ease-out), transform 180ms var(--ease-out);
}
.btn:active { transform: translateY(1px); }
.btn--stamp {
  background: var(--stamp);
  color: var(--paper);
}
.btn--stamp:hover { background: var(--stamp-deep); }
.btn--ghost {
  border-color: var(--paper);
  color: var(--paper);
}
.btn--ghost:hover { background: var(--paper); color: var(--ink); }
.btn--line {
  border-color: currentColor;
  padding: 0.7rem 1.3rem;
}
.btn--line:hover { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.memo .btn--line:hover,
.access .btn--line:hover,
.filedialog .btn--line:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.btn--big {
  padding: 1.1rem 2.4rem;
  font-size: 0.95rem;
}

/* ============================================================
   Shared section furniture
   ============================================================ */
.section-head { max-width: 60rem; }
.section-head__ref {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--stamp-lit);
  margin-bottom: 1.1rem;
}
.section-head__title {
  font-weight: 900;
  font-size: var(--step-4);
  line-height: 0.9;
  letter-spacing: -0.025em;
  text-transform: uppercase;
}
.section-head__note {
  margin-top: 1.2rem;
  max-width: 44ch;
  color: var(--concrete);
}
.accent { color: var(--stamp-lit); }

/* ---------- Redactions ---------- */
.redact {
  display: inline-block;
  background: currentColor;
  color: inherit;
  padding: 0 0.35em;
  cursor: help;
  transition: background-color 240ms var(--ease-out);
}
.redact__text {
  opacity: 0;
  transition: opacity 240ms var(--ease-out);
}
.redact:hover, .redact:focus-visible {
  background: transparent;
}
.redact:hover .redact__text, .redact:focus-visible .redact__text {
  opacity: 1;
  color: var(--stamp);
}
.coming .redact:hover .redact__text,
.coming .redact:focus-visible .redact__text { color: var(--stamp-lit); }

/* ---------- Stamps ---------- */
.stamp {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
  padding: 0.5rem 1.1rem;
  border: 3px solid var(--stamp);
  color: var(--stamp);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transform: rotate(-7deg);
  mix-blend-mode: multiply;
  -webkit-mask-image: var(--grain);
  mask-image: var(--grain);
  -webkit-mask-size: 130px 130px;
  mask-size: 130px 130px;
}
.stamp__small { font-size: 0.62rem; letter-spacing: 0.3em; }
.stamp--received {
  position: absolute;
  top: clamp(0.75rem, 3vw, 2.5rem);
  right: clamp(0.75rem, 4vw, 3rem);
  transform: rotate(6deg);
}
.stamp--deny {
  position: absolute;
  bottom: 12%;
  left: 8%;
  font-size: 1rem;
  transform: rotate(-11deg);
}
.stamp--big {
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  border-width: 4px;
  padding: 0.8rem 2rem;
  transform: rotate(-5deg);
}

/* ============================================================
   2. THE MEMO
   ============================================================ */
.memo {
  background: var(--ink);
  padding: var(--space-xl) var(--gutter) var(--space-l);
  display: grid;
  justify-items: center;
}
.memo__sheet {
  position: relative;
  width: min(100%, 46rem);
  background: var(--paper);
  color: var(--ink);
  padding: clamp(1.75rem, 6vw, 4.5rem) clamp(1.5rem, 6vw, 4.5rem) clamp(2.5rem, 7vw, 5rem);
  transform: rotate(-0.6deg);
  box-shadow:
    0 1px 2px rgba(0,0,0,0.5),
    0 18px 50px -12px rgba(0,0,0,0.85),
    0 60px 120px -30px rgba(0,0,0,0.6);
}
.memo__sheet::after { /* photocopier edge shadow */
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(10,10,10,0.10), transparent 6%),
    linear-gradient(270deg, rgba(10,10,10,0.05), transparent 4%);
}
.memo__ref {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--stamp);
  margin-bottom: 1.6rem;
}
.memo__title {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--step-2);
  letter-spacing: 0.28em;
  margin-bottom: 1.8rem;
}
.memo__fields {
  font-size: 0.9rem;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  padding: 0.9rem 0;
  margin-bottom: 2.2rem;
  display: grid;
  gap: 0.3rem;
}
.memo__fields div { display: flex; gap: 0.8rem; }
.memo__fields dt { min-width: 3.5rem; font-weight: 700; }
.memo__body {
  font-family: var(--font-mono);
  font-size: clamp(0.98rem, 1.4vw, 1.1rem);
  line-height: 1.75;
  display: grid;
  gap: 1.3rem;
  max-width: 60ch;
}
.memo__turn {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: var(--step-3);
  line-height: 1;
  letter-spacing: -0.02em;
  padding: 0.6rem 0 0.4rem;
}

/* ============================================================
   3. ARCHIVE
   ============================================================ */
.archive {
  padding: var(--space-xl) var(--gutter);
}
.archive .section-head { margin-bottom: var(--space-m); }

.archive__grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(1.5rem, 3.5vw, 3rem) clamp(1rem, 3vw, 2.5rem);
  align-items: start;
}

.artefact { position: relative; }
.artefact__cap, .artefact figcaption {
  margin-top: 0.8rem;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--concrete);
  text-transform: uppercase;
  max-width: 40ch;
}
.artefact__hint { color: var(--concrete); text-transform: none; letter-spacing: 0.05em; }

.artefact--photo .artefact__frame {
  overflow: hidden;
  background: var(--ink-soft);
}
.artefact--photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.3) brightness(0.85);
  transition: filter 500ms var(--ease-out), transform 1200ms var(--ease-out);
}
.artefact--photo:hover img {
  filter: grayscale(1) contrast(1.35) brightness(1);
  transform: scale(1.025);
}

/* placement — deliberately uneven */
.artefact--wide  { grid-column: span 7; }
.artefact--tall  { grid-column: span 4; }
.artefact--card  { grid-column: span 5; align-self: center; }
.artefact--doc   { grid-column: span 4; }
.artefact--small { grid-column: span 3; align-self: end; }
.artefact:nth-child(1) { grid-column: 1 / span 7; }
.artefact:nth-child(2) { grid-column: 9 / span 4; margin-top: clamp(1rem, 3vw, 2.5rem); }
.artefact:nth-child(3) { grid-column: 1 / span 4; margin-top: clamp(0rem, 2vw, 2rem); }
.artefact:nth-child(4) { grid-column: 6 / span 4; margin-top: clamp(1.5rem, 4vw, 3.5rem); }
.artefact:nth-child(5) { grid-column: 10 / span 3; margin-top: clamp(13rem, 21vw, 19rem); }
.artefact:nth-child(6) { grid-column: 6 / span 7; margin-top: clamp(1.5rem, 3vw, 2.5rem); }
.artefact:nth-child(7) { grid-column: 1 / span 4; margin-top: clamp(-24rem, -20vw, -17rem); }

/* ---------- Identity card ---------- */
.idcard {
  display: block;
  width: min(100%, 21rem);
  aspect-ratio: 8.5 / 5.4;
  perspective: 1200px;
  text-align: left;
  padding: 0;
}
.idcard__inner {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 700ms var(--ease-out);
}
.idcard:hover .idcard__inner,
.idcard[aria-pressed="true"] .idcard__inner { transform: rotateY(180deg); }
.idcard__face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  background: var(--paper);
  color: var(--ink);
  box-shadow: 0 10px 30px -8px rgba(0,0,0,0.8);
  padding: 0.9rem;
  display: grid;
}
.idcard__front {
  grid-template-columns: auto 1fr;
  grid-template-rows: auto 1fr;
  gap: 0.6rem 0.9rem;
}
.idcard__head {
  grid-column: 1 / -1;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  border-bottom: 2px solid var(--ink);
  padding-bottom: 0.35rem;
}
.idcard__photo {
  position: relative;
  width: clamp(4rem, 9vw, 5.2rem);
  background: var(--copier);
  overflow: hidden;
  display: grid;
  place-items: end center;
}
.idcard__silhouette {
  width: 78%;
  aspect-ratio: 3/3.4;
  background: radial-gradient(circle at 50% 26%, var(--concrete) 0 26%, transparent 27%),
              radial-gradient(140% 100% at 50% 108%, var(--concrete) 38%, transparent 39%);
}
.idcard__withheld {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  text-align: center;
  font-size: 0.5rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--stamp);
  background: rgba(241,240,234,0.55);
}
.idcard__rows {
  display: grid;
  align-content: center;
  gap: 0.45rem;
  font-size: 0.72rem;
}
.ink-bar {
  display: inline-block;
  vertical-align: middle;
  width: 7ch;
  height: 0.85em;
  background: var(--ink);
}
.ink-bar--short { width: 4ch; }
.idcard__back {
  transform: rotateY(180deg);
  grid-template-rows: auto 1fr;
  gap: 0.8rem;
  padding: 0;
}
.idcard__stripe {
  height: 22%;
  margin-top: 0.8rem;
  background: var(--ink);
}
.idcard__backtext {
  align-self: center;
  padding: 0 1rem 0.8rem;
  font-size: 0.75rem;
  line-height: 1.6;
}

/* ---------- Document sheets ---------- */
.docsheet {
  position: relative;
  background: var(--paper-dim);
  color: var(--ink);
  padding: 1.4rem 1.5rem 1.8rem;
  box-shadow: 0 14px 36px -10px rgba(0,0,0,0.8);
}
.docsheet--tilt-l { transform: rotate(-1.6deg); }
.docsheet--tilt-r { transform: rotate(1.2deg); }
.docsheet__head {
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  border-bottom: 1.5px solid var(--ink);
  padding-bottom: 0.5rem;
  margin-bottom: 1rem;
}
.docsheet__lines {
  display: grid;
  gap: 0.55rem;
  font-size: 0.78rem;
  text-transform: uppercase;
}
.docsheet__lines--record { text-transform: none; font-size: 0.82rem; line-height: 1.6; }
.docsheet--note {
  padding: 2.2rem 1.6rem;
  text-align: center;
}
.docsheet__tape {
  position: absolute;
  top: -0.7rem;
  left: 50%;
  width: 4.5rem;
  height: 1.4rem;
  transform: translateX(-50%) rotate(-2deg);
  background: rgba(212,211,205,0.55);
  box-shadow: 0 1px 3px rgba(0,0,0,0.25);
}
.docsheet__big {
  font-weight: 900;
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  line-height: 1;
  letter-spacing: -0.01em;
}

/* ============================================================
   4. WHAT IS COMING
   ============================================================ */
.coming {
  padding: var(--space-xl) var(--gutter);
  background: var(--ink-soft);
}
.coming .section-head { margin-bottom: var(--space-m); }

.cases {
  list-style: none;
  padding: 0;
  border-top: 1px solid rgba(212,211,205,0.25);
}
.case {
  display: grid;
  grid-template-columns: 5rem 1fr auto;
  align-items: baseline;
  gap: 1rem 2rem;
  padding: clamp(1rem, 2vw, 1.4rem) 0;
  border-bottom: 1px solid rgba(212,211,205,0.25);
}
.case__no { color: var(--concrete); font-size: 0.8rem; }
.case__name {
  font-weight: 900;
  font-size: var(--step-3);
  line-height: 0.95;
  letter-spacing: -0.02em;
  transition: transform 350ms var(--ease-out), color 350ms var(--ease-out);
}
.case:hover .case__name {
  transform: translateX(0.35em);
  color: var(--stamp-lit);
}
.case__status { color: var(--copier); font-size: 0.85rem; }
.coming__note {
  margin-top: var(--space-m);
  max-width: 46ch;
  color: var(--concrete);
  font-size: var(--step-1);
  line-height: 1.4;
}

/* ============================================================
   5. PARTICIPANTS
   ============================================================ */
.join {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 12fr);
}
.join__media {
  position: relative;
  overflow: hidden;
}
.join__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 100%;
  filter: grayscale(1) contrast(1.5) brightness(0.5);
}
.join__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,10,10,0.75), rgba(10,10,10,0.1) 55%, rgba(10,10,10,0.3));
}
.join__content {
  padding: var(--space-xl) var(--gutter);
}
.join .section-head__note { margin-top: 0.8rem; color: var(--stamp-lit); font-size: 0.8rem; }
.roles {
  margin-top: var(--space-m);
  display: grid;
  gap: var(--space-m);
  max-width: 46rem;
}
.role {
  display: grid;
  grid-template-columns: minmax(9rem, 14rem) 1fr;
  gap: 0.4rem 2rem;
  align-items: start;
  border-top: 1px solid rgba(212,211,205,0.25);
  padding-top: 1.4rem;
}
.role__name {
  font-weight: 900;
  font-size: var(--step-1);
  letter-spacing: 0.01em;
}
.role__desc {
  color: var(--copier);
  max-width: 38ch;
}
.role .btn {
  grid-column: 2;
  justify-self: start;
  margin-top: 0.9rem;
  color: var(--paper);
}

/* ============================================================
   6. ACCESS FORM
   ============================================================ */
.access {
  padding: var(--space-xl) var(--gutter) var(--space-l);
  display: grid;
  justify-items: center;
  background:
    radial-gradient(90% 70% at 50% 110%, rgba(200,51,31,0.10), transparent 60%),
    var(--ink);
}
.access__sheet {
  width: min(100%, 52rem);
  background: var(--paper);
  color: var(--ink);
  padding: clamp(1.75rem, 6vw, 4rem) clamp(1.5rem, 6vw, 4rem) clamp(2.5rem, 6vw, 4rem);
  transform: rotate(0.4deg);
  box-shadow:
    0 1px 2px rgba(0,0,0,0.5),
    0 24px 60px -16px rgba(0,0,0,0.9);
}
.access__ref {
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--stamp);
  text-transform: uppercase;
  margin-bottom: 1.4rem;
}
.access__title {
  font-weight: 900;
  font-size: var(--step-3);
  line-height: 0.95;
  letter-spacing: -0.02em;
  max-width: 16ch;
}
.access__lede {
  margin-top: 1.2rem;
  max-width: 52ch;
  color: #3d3c38;
}
.form { margin-top: 2rem; display: grid; gap: 1.4rem; }
.form__hp { position: absolute; left: -5000px; width: 1px; height: 1px; overflow: hidden; }
.form__row { display: grid; gap: 0.45rem; }
.form__label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.form__req { color: var(--stamp); }
.form__opt { font-weight: 400; text-transform: none; letter-spacing: 0.03em; color: #6b6a64; }
.form__input {
  width: 100%;
  max-width: 34rem;
  border: none;
  border-bottom: 2px solid var(--ink);
  background: transparent;
  padding: 0.55rem 0.1rem;
  font-size: 1.05rem;
  border-radius: 0;
}
.form__input:focus {
  outline: none;
  border-bottom-color: var(--stamp);
  background: rgba(200,51,31,0.05);
}
.form__input[aria-invalid="true"] { border-bottom-color: var(--stamp); }
.form__error {
  min-height: 1.1em;
  font-size: 0.78rem;
  color: var(--stamp);
}
.form__error:empty { display: none; }
.form__fieldset { border: none; padding: 0; }
.form__fieldset legend { padding: 0; margin-bottom: 0.7rem; }
.form__choices { display: grid; gap: 0.55rem; }
.choice {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  font-size: 0.92rem;
  cursor: pointer;
  max-width: 60ch;
}
.choice input {
  position: absolute;
  opacity: 0;
  width: 1px; height: 1px;
}
.choice__box {
  flex: none;
  width: 1.05rem;
  height: 1.05rem;
  margin-top: 0.15rem;
  border: 2px solid var(--ink);
  position: relative;
}
.choice input:checked + .choice__box::after {
  content: "✕";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--stamp);
  line-height: 1;
}
.choice input:focus-visible + .choice__box {
  outline: 2px solid var(--stamp);
  outline-offset: 2px;
}
.choice--consent { align-items: flex-start; }
.form__submit-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.5rem;
  margin-top: 0.4rem;
}
.form__privacy {
  font-size: 0.72rem;
  color: #6b6a64;
  max-width: 34ch;
  line-height: 1.5;
}
.form__status { font-size: 0.85rem; color: var(--stamp); }
.form__status:empty { display: none; }

/* success state */
.form-success[hidden] { display: none; }
.form-success {
  margin-top: 2.5rem;
  display: grid;
  justify-items: center;
  gap: 1.6rem;
  padding: 2.5rem 1rem 1.5rem;
  text-align: center;
}
.form-success .stamp--big { animation: stamp-in 420ms var(--ease-out) both; }
@keyframes stamp-in {
  0%   { transform: rotate(-5deg) scale(2.1); opacity: 0; }
  60%  { transform: rotate(-5deg) scale(0.97); opacity: 1; }
  100% { transform: rotate(-5deg) scale(1); opacity: 1; }
}
.form-success__text { font-size: 1rem; line-height: 1.8; color: #3d3c38; }

/* ============================================================
   7. FOOTER
   ============================================================ */
.footer {
  border-top: 1px solid rgba(212,211,205,0.2);
  padding: var(--space-l) var(--gutter) var(--space-m);
  display: grid;
  gap: 1.4rem;
}
.footer__name {
  font-weight: 900;
  font-size: var(--step-2);
  letter-spacing: -0.01em;
}
.footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.8rem;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.footer__nav a, .footer__nav button {
  color: var(--copier);
  text-decoration: none;
  padding: 0;
  border-bottom: 1px solid transparent;
  transition: color 180ms var(--ease-out), border-color 180ms var(--ease-out);
  text-transform: inherit;
  letter-spacing: inherit;
  font-size: inherit;
  font-family: inherit;
}
.footer__nav a:hover, .footer__nav button:hover {
  color: var(--paper);
  border-bottom-color: var(--stamp-lit);
}
.footer__legal { font-size: 0.72rem; color: var(--concrete); }
.footer__close {
  margin-top: 1.2rem;
  font-size: 0.78rem;
  color: var(--concrete);
}

/* ---------- Dialogs ---------- */
.filedialog {
  width: min(92vw, 34rem);
  border: none;
  background: var(--paper);
  color: var(--ink);
  padding: 2.2rem 2.2rem 1.8rem;
  box-shadow: 0 30px 80px rgba(0,0,0,0.7);
}
.filedialog::backdrop { background: rgba(10,10,10,0.75); }
.filedialog__title {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--stamp);
  margin-bottom: 1.2rem;
}
.filedialog__body { display: grid; gap: 0.9rem; font-size: 0.95rem; max-width: 60ch; }
.filedialog form { margin-top: 1.6rem; }
.filedialog .btn--line { color: var(--ink); }

/* ============================================================
   Reveal on scroll
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 650ms var(--ease-out), transform 650ms var(--ease-out);
  transition-delay: var(--reveal-delay, 0ms);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
/* keep docsheet tilts through the reveal */
.artefact--doc.reveal { transform: translateY(26px); }
.artefact--doc.reveal.is-visible { transform: none; }
.no-js .reveal, .reveal.no-observer { opacity: 1; transform: none; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 900px) {
  .archive__grid { display: block; }
  .artefact { margin: 0 0 clamp(2.5rem, 8vw, 4rem); }
  .artefact:nth-child(n) { margin-top: 0; }
  .artefact--photo, .artefact--doc, .artefact--card, .artefact--small { max-width: 34rem; }
  .artefact:nth-child(even) { margin-left: auto; }
  .artefact:nth-child(even) .artefact__cap,
  .artefact:nth-child(even) figcaption { text-align: right; margin-left: auto; }

  .join { grid-template-columns: 1fr; min-height: 0; }
  .join__media { height: 34vh; }
  .join__media img { position: static; height: 100%; }

  .case { grid-template-columns: 1fr; gap: 0.35rem; }
  .case__no { order: -1; }

  .role { grid-template-columns: 1fr; }
  .role .btn { grid-column: 1; }
}

@media (max-width: 600px) {
  .topbar__meta { font-size: 0.62rem; }
  .hero__title { font-size: clamp(4rem, 21vw, 6.5rem); }
  .hero__foot { display: none; }
  .hero__actions .btn { flex: 1 1 100%; }
  .stamp--received {
    position: static;
    margin-top: 1.6rem;
    align-self: start;
    transform: rotate(-4deg);
  }
  .memo__sheet { transform: none; }
  .access__sheet { transform: none; }
  .form__submit-row .btn { width: 100%; }
}

/* ============================================================
   Reduced motion
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .grain { animation: none; }
  .hero__img { animation: none; transform: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .artefact--photo img,
  .idcard__inner,
  .case__name,
  .btn { transition: none; }
  .file-ref.flick { animation: none; }
  .form-success .stamp--big { animation: none; }
  .artefact--photo:hover img { transform: none; }
}