/* ═══════════════════════════════════════════════════════════════════
   SELFYDE — design system
   Reference: tech-noir scan interface. Near-black, mono caps, thin HUD.
   ═══════════════════════════════════════════════════════════════════ */

:root {
  /* palette — monochrome with a cold blue undertone */
  --bg-0: #06080b;
  --bg-1: #0a0d12;
  --bg-2: #10141b;
  --ink: #e7eaef;
  --ink-dim: #8d95a3;
  --ink-faint: #4d5462;
  --line: rgba(231, 234, 239, 0.09);
  --line-strong: rgba(231, 234, 239, 0.22);
  --glow: #cfe0ff;

  /* type */
  --font-mono: "Space Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --ls-label: 0.22em;
  --ls-head: 0.06em;

  --max-w: 1200px;
  --pad: clamp(20px, 4vw, 48px);
}

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

/* A class-level `display` beats the UA `[hidden] { display: none }` rule —
   without this, the scan views stack on top of each other. */
[hidden] { display: none !important; }

/* Visually hidden but still rendered: Safari can refuse to open the file
   picker for a display:none input. */
.vh {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg-0);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* faint blueprint grid + vignette over the whole page */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 140px 140px;
  mask-image: radial-gradient(ellipse 90% 80% at 50% 20%, #000 30%, transparent 100%);
  opacity: 0.5;
}

::selection { background: rgba(207, 224, 255, 0.25); }

a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

/* ── primitives ─────────────────────────────────────────────────── */

.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad);
  position: relative;
  z-index: 1;
}

.label {
  font-size: 11px;
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--ink-dim);
}

.label--slash::before { content: "/"; margin-right: 2px; color: var(--ink-faint); }

h1, h2, h3 {
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: var(--ls-head);
  line-height: 1.18;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 18px 34px;
  border: 1px solid var(--line-strong);
  background: rgba(231, 234, 239, 0.03);
  color: var(--ink);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  cursor: pointer;
  position: relative;
  transition: background 0.25s, border-color 0.25s, color 0.25s;
}
.btn::after { content: "→"; transition: transform 0.25s; }
.btn:hover {
  background: var(--ink);
  color: var(--bg-0);
  border-color: var(--ink);
}
.btn:hover::after { transform: translateX(5px); }

.btn--solid { background: var(--ink); color: var(--bg-0); border-color: var(--ink); }
.btn--solid:hover { background: var(--glow); border-color: var(--glow); }

.btn[disabled] {
  opacity: 0.35;
  pointer-events: none;
}

/* corner brackets, HUD-style */
.corners { position: relative; }
.corners::before, .corners::after,
.corners > .c::before, .corners > .c::after {
  content: "";
  position: absolute;
  width: 14px; height: 14px;
  border: 1px solid var(--line-strong);
}
.corners::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.corners::after { top: -1px; right: -1px; border-left: 0; border-bottom: 0; }
.corners > .c::before { bottom: -1px; left: -1px; border-right: 0; border-top: 0; }
.corners > .c::after { bottom: -1px; right: -1px; border-left: 0; border-top: 0; }

/* ── nav ────────────────────────────────────────────────────────── */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  border-bottom: 1px solid transparent;
  transition: background 0.3s, border-color 0.3s;
}
.nav.is-scrolled {
  background: rgba(8, 10, 14, 0.96);
  border-color: var(--line);
}
.nav__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad);
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  letter-spacing: 0.3em;
  font-size: 14px;
}
.nav__logo svg { display: block; }
.nav__links { display: flex; gap: 28px; }
.nav__links .label { transition: color 0.2s; }
.nav__links .label:hover { color: var(--ink); }
.nav__cta {
  padding: 10px 20px;
  font-size: 11px;
}

/* ── hero ───────────────────────────────────────────────────────── */

.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: radial-gradient(ellipse 80% 60% at 65% 40%, #0e1420 0%, var(--bg-0) 65%);
}

#hud {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.9;
  /* The mesh is centred right of the copy; without this fade its lines and
     telemetry labels run through the headline and make it unreadable. */
  -webkit-mask-image: linear-gradient(to right, transparent 32%, #000 58%);
  mask-image: linear-gradient(to right, transparent 32%, #000 58%);
}

/* No room to sit beside the copy — the mesh gets its own band above it,
   so the animation stays visible and the headline stays readable. */
@media (max-width: 900px) {
  #hud {
    inset: 0 0 auto 0;
    height: 300px;
    opacity: 1;
    -webkit-mask-image: linear-gradient(to bottom, #000 62%, transparent 100%);
    mask-image: linear-gradient(to bottom, #000 62%, transparent 100%);
  }
}

.hero__meta-l, .hero__meta-r {
  position: absolute;
  top: 104px;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.hero__meta-l { left: var(--pad); }
.hero__meta-r { right: var(--pad); text-align: right; }

.hero__content {
  position: relative;
  z-index: 2;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 210px var(--pad) 90px;
  width: 100%;
}

.hero h1 {
  font-size: clamp(28px, 4.6vw, 62px);
  letter-spacing: 0.04em;
  white-space: nowrap;
}
@media (max-width: 640px) { .hero h1 { white-space: normal; } }
.hero h1 .dim { color: var(--ink-dim); }

.hero__sub {
  margin-top: 28px;
  max-width: 52ch;
  color: var(--ink-dim);
  font-size: 15px;
}

.hero__actions {
  margin-top: 44px;
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}
.hero__actions .ghost {
  font-size: 12px;
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--ink-dim);
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 4px;
  transition: color 0.2s;
}
.hero__actions .ghost:hover { color: var(--ink); }

.hero__trust {
  margin-top: 26px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--ink-faint);
  text-transform: uppercase;
}

.hero__ticker {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  z-index: 2;
  border-top: 1px solid var(--line);
  background: rgba(8, 10, 14, 0.9);
  overflow: hidden;
  white-space: nowrap;
  padding: 12px 0;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ink-faint);
  text-transform: uppercase;
}
.hero__ticker span { display: inline-block; padding-right: 64px; }
.hero__ticker .row { display: inline-block; animation: ticker 40s linear infinite; }
@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ── sections ───────────────────────────────────────────────────── */

.section {
  padding: clamp(80px, 12vh, 140px) 0;
  border-top: 1px solid var(--line);
  position: relative;
}

.section__head {
  display: flex;
  align-items: baseline;
  gap: 20px;
  margin-bottom: clamp(40px, 6vh, 72px);
}
.section__num {
  font-size: 12px;
  color: var(--ink-faint);
  letter-spacing: var(--ls-label);
}
.section h2 { font-size: clamp(22px, 3vw, 34px); }

/* method cards */
.method {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.method__card {
  background: var(--bg-1);
  padding: 40px 32px 48px;
  position: relative;
  transition: background 0.3s;
}
.method__card:hover { background: var(--bg-2); }
.method__card .idx {
  font-size: 12px;
  color: var(--ink-faint);
  letter-spacing: var(--ls-label);
}
.method__card h3 {
  margin: 18px 0 14px;
  font-size: 17px;
  letter-spacing: 0.14em;
}
.method__card p { color: var(--ink-dim); font-size: 14px; }

/* report index */
.report {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: start;
}

.report__list { border-top: 1px solid var(--line); }
.report__row {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 13px 4px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.report__row .num { color: var(--ink-faint); font-size: 11px; min-width: 24px; }
.report__row .name { flex: 1; }
.report__row .tag {
  font-size: 10px;
  letter-spacing: 0.18em;
  padding: 3px 10px;
  border: 1px solid var(--line-strong);
  color: var(--ink-dim);
}
.report__row .tag--free { color: var(--glow); border-color: rgba(207, 224, 255, 0.4); }
.report__row--locked { color: var(--ink-dim); }

.report__panel {
  position: sticky;
  top: 100px;
  background: var(--bg-1);
  border: 1px solid var(--line-strong);
  padding: 36px 32px;
}
.report__panel .price {
  font-size: clamp(38px, 4vw, 52px);
  font-weight: 700;
  letter-spacing: 0.02em;
  margin: 10px 0 4px;
}
.report__panel .price small { font-size: 14px; color: var(--ink-dim); letter-spacing: 0.14em; }
.report__panel ul {
  list-style: none;
  margin: 24px 0 30px;
  display: grid;
  gap: 10px;
  font-size: 13px;
  color: var(--ink-dim);
}
.report__panel li::before { content: "— "; color: var(--ink-faint); }
.report__panel .btn { width: 100%; justify-content: center; }

/* sample excerpt terminal */
.excerpt {
  margin-top: clamp(48px, 7vh, 80px);
  background: var(--bg-1);
  border: 1px solid var(--line);
  padding: 36px clamp(24px, 4vw, 48px);
  position: relative;
}
.excerpt .label { margin-bottom: 20px; display: block; }
.excerpt blockquote {
  font-size: clamp(16px, 1.8vw, 20px);
  line-height: 1.75;
  color: var(--ink);
  max-width: 68ch;
}
.excerpt blockquote em { color: var(--ink-dim); font-style: normal; }

/* proof */
.proof {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.proof__card { background: var(--bg-1); padding: 36px 30px; }
.proof__card p { font-size: 14px; color: var(--ink); line-height: 1.7; }
.proof__card .who {
  margin-top: 22px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ink-faint);
  text-transform: uppercase;
}

/* research */
.research__intro {
  max-width: 68ch;
  color: var(--ink-dim);
  font-size: 14px;
  margin: -28px 0 44px;
}
.research__list { border-top: 1px solid var(--line); }
.research__row {
  display: grid;
  grid-template-columns: 178px 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 22px 4px;
  border-bottom: 1px solid var(--line);
  transition: background 0.25s;
}
.research__row:hover { background: var(--bg-1); }

/* institution mark — HUD seal, same language as the hero scan rings */
.research__mark {
  display: flex;
  align-items: center;
  gap: 13px;
}
.seal {
  position: relative;
  flex: none;
  width: 46px;
  height: 46px;
  color: var(--ink-dim);
  transition: color 0.3s;
}
.seal svg { display: block; width: 100%; height: 100%; overflow: visible; }
.seal .arc {
  fill: none;
  stroke: var(--glow);
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-dasharray: 26 200;
  transform-origin: 24px 24px;
  opacity: 0;
  transition: opacity 0.3s;
}
.seal b {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ink);
  padding-left: 0.04em;
}
.research__row:hover .seal { color: var(--ink); }
.research__row:hover .seal .arc {
  opacity: 1;
  animation: sealSpin 2.6s linear infinite;
}
@keyframes sealSpin { to { transform: rotate(360deg); } }

.research__row .inst {
  font-size: 10px;
  line-height: 1.5;
  letter-spacing: 0.2em;
  color: var(--glow);
  text-transform: uppercase;
}
.research__row .finding { font-size: 14px; line-height: 1.6; }
.research__row .src {
  display: block;
  margin-top: 6px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-faint);
  text-transform: uppercase;
}
.research__row .view {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-dim);
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 3px;
  white-space: nowrap;
  transition: color 0.2s;
}
.research__row .view:hover { color: var(--ink); }
.research__note {
  margin-top: 28px;
  font-size: 11px;
  color: var(--ink-faint);
  max-width: 78ch;
  line-height: 1.8;
}
@media (max-width: 900px) {
  .research__row { grid-template-columns: 1fr; gap: 14px; align-items: start; }
  .research__row .view { justify-self: start; }
}
@media (prefers-reduced-motion: reduce) {
  .research__row:hover .seal .arc { animation: none; }
}

/* faq */
.faq { max-width: 780px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 22px 4px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--ink-faint); font-size: 18px; }
.faq details[open] summary::after { content: "–"; }
.faq .a { padding: 0 4px 26px; color: var(--ink-dim); font-size: 14px; max-width: 64ch; }

/* final cta */
.final {
  text-align: center;
  padding: clamp(90px, 14vh, 160px) 0;
}
.final h2 { font-size: clamp(26px, 4vw, 46px); max-width: 20ch; margin: 0 auto 36px; }

/* footer */
.footer {
  border-top: 1px solid var(--line);
  padding: 48px 0 56px;
  font-size: 11px;
  color: var(--ink-faint);
  letter-spacing: 0.08em;
}
.footer__inner {
  display: flex;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.footer .disclaimer { max-width: 62ch; line-height: 1.8; }
.footer nav { display: flex; gap: 22px; }
.footer nav a:hover { color: var(--ink-dim); }

/* ── scan page ──────────────────────────────────────────────────── */

.scan-page {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 120px 0 80px;
}
.scan-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}
.dropzone {
  aspect-ratio: 4 / 5;
  border: 1px dashed var(--line-strong);
  background: var(--bg-1);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: border-color 0.25s, background 0.25s;
}
.dropzone:hover, .dropzone.is-over { border-color: var(--glow); background: var(--bg-2); }
.dropzone .cross { font-size: 26px; color: var(--ink-faint); }
.dropzone img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(0.4) contrast(1.05);
}
.dropzone .scanline {
  position: absolute;
  left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--glow), transparent);
  opacity: 0;
  box-shadow: 0 0 24px 4px rgba(207, 224, 255, 0.4);
}
.dropzone.has-img .scanline { opacity: 1; animation: sweep 2.8s ease-in-out infinite; }
@keyframes sweep { 0%,100% { top: 4%; } 50% { top: 96%; } }

.consent {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin: 26px 0;
  font-size: 12px;
  color: var(--ink-dim);
  line-height: 1.7;
}
.consent input { margin-top: 4px; accent-color: var(--glow); }

.scan-status {
  margin-top: 18px;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  min-height: 18px;
}

/* ── scan theater ───────────────────────────────────────────────── */

.scan-stage {
  position: relative;
  aspect-ratio: 4 / 5;
  background: var(--bg-1);
  border: 1px solid var(--line-strong);
  overflow: hidden;
}
.scan-stage img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(0.55) contrast(1.08) brightness(0.85);
}
.scan-stage canvas { position: absolute; inset: 0; }

.progress { margin-bottom: 22px; }
.progress__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 10px;
}
.progress__pct {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--glow);
}
.progress__track {
  height: 2px;
  background: var(--line);
  overflow: hidden;
}
.progress__bar {
  height: 100%;
  width: 0;
  background: var(--glow);
  box-shadow: 0 0 12px rgba(207, 224, 255, 0.6);
  transition: width 0.4s linear;
}
.scan-log {
  font-size: 11px;
  line-height: 2;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  min-height: 110px;
}
.scan-log div:first-child { color: var(--ink-dim); }
.scan-note {
  margin-top: 22px;
  font-size: 12px;
  color: var(--ink-faint);
  max-width: 44ch;
  line-height: 1.8;
}

/* ── result / report ────────────────────────────────────────────── */

.result-page { padding-top: 120px; }

.result-head {
  display: flex;
  align-items: center;
  gap: 28px;
  padding-bottom: 34px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--line);
}
.result-head__photo {
  width: 92px; height: 92px;
  flex: none;
  object-fit: cover;
  border: 1px solid var(--line-strong);
  filter: grayscale(0.5) contrast(1.05);
}
.result-head__title {
  font-size: clamp(20px, 2.6vw, 30px);
  margin: 10px 0 8px;
}
.result-head__sub { font-size: 12px; color: var(--ink-dim); letter-spacing: 0.08em; }

.rsec { margin-bottom: 40px; max-width: 74ch; }
.rsec h3 {
  display: flex;
  align-items: baseline;
  gap: 14px;
  font-size: 15px;
  letter-spacing: 0.16em;
  margin-bottom: 16px;
}
.rsec__n { font-size: 11px; color: var(--ink-faint); letter-spacing: 0.2em; }
.rsec p { margin-bottom: 14px; color: var(--ink-dim); }
.rsec p strong { color: var(--ink); font-weight: 700; }
.rsec--hero p { color: var(--ink); font-size: 16px; line-height: 1.8; }

.rlist { list-style: none; display: grid; gap: 12px; }
.rlist li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  color: var(--ink-dim);
  font-size: 14px;
  line-height: 1.65;
}
.rlist__n {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ink-faint);
  text-transform: uppercase;
  padding-top: 3px;
}
.rlist strong { color: var(--ink); }

.frag-head { display: block; margin: 6px 0 18px; }
.frag {
  border-left: 1px solid var(--line-strong);
  padding: 4px 0 4px 22px;
  margin-bottom: 22px;
  max-width: 70ch;
}
.frag p { font-size: 15px; line-height: 1.8; color: var(--ink); }
.frag__src { display: block; margin-top: 10px; }

/* paywall */
.paywall {
  margin-top: 44px;
  background: var(--bg-1);
  border: 1px solid var(--line-strong);
  padding: 32px clamp(20px, 3vw, 40px) 34px;
}
.lock-list { margin: 20px 0 30px; border-top: 1px solid var(--line); }
.lock {
  display: grid;
  grid-template-columns: 30px minmax(0, auto) 1fr 20px;
  gap: 14px;
  align-items: center;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.lock__n { font-size: 11px; color: var(--ink-faint); }
.lock__blur {
  height: 8px;
  border-radius: 2px;
  background: repeating-linear-gradient(
    90deg,
    rgba(231, 234, 239, 0.16) 0 38px,
    transparent 38px 46px
  );
  filter: blur(2.5px);
  opacity: 0.65;
}
.lock__icon { font-size: 11px; opacity: 0.45; text-align: right; }

.paywall__cta {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 28px;
  flex-wrap: wrap;
}
.paywall__price {
  font-size: clamp(30px, 3.6vw, 42px);
  font-weight: 700;
  letter-spacing: 0.02em;
}
.paywall__price small { font-size: 13px; color: var(--ink-dim); letter-spacing: 0.14em; }
.paywall__note { font-size: 13px; color: var(--ink-dim); margin-top: 8px; max-width: 38ch; }
.paywall__test {
  margin-top: 10px;
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.paywall__err { margin-top: 8px; font-size: 12px; color: #e0a0a0; }

.report-disclaimer {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-size: 11px;
  line-height: 1.9;
  color: var(--ink-faint);
  max-width: 70ch;
}
.result-actions { margin-top: 44px; }

@media (max-width: 900px) {
  .result-head { flex-direction: column; align-items: flex-start; gap: 18px; }
  .lock { grid-template-columns: 26px 1fr 20px; }
  .lock__blur { display: none; }
}

/* ── reveal on scroll ───────────────────────────────────────────── */

[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
[data-reveal].is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  .hero__ticker .row { animation: none; }
  .dropzone .scanline { animation: none; opacity: 0; }
}

/* ── responsive ─────────────────────────────────────────────────── */

@media (max-width: 900px) {
  .method, .proof { grid-template-columns: 1fr; }
  .report { grid-template-columns: 1fr; }
  .report__panel { position: static; }
  .scan-grid { grid-template-columns: 1fr; }
  .nav__links { display: none; }
  .hero__meta-r { display: none; }
  /* The four slash-labels are desktop chrome; on a phone they read as
     clutter stacked above the headline. */
  .hero__meta-l { display: none; }
  /* Clear the HUD band so nothing overlaps the mesh. */
  .hero__content { padding-top: 330px; }
  .hero__sub { font-size: 14px; margin-top: 20px; }
  .hero__actions { margin-top: 32px; gap: 20px; }
}

/* ── first-impression scales (full report + teaser preview) ───────── */

.scales { margin: 4px 0 18px; max-width: 62ch; }
.scale {
  display: grid;
  grid-template-columns: 17ch 1fr 4ch;
  align-items: center;
  gap: 14px;
  padding: 9px 0;
}
.scale__label {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.scale__track {
  position: relative;
  height: 6px;
  background: rgba(231, 234, 239, 0.07);
  border: 1px solid var(--line);
}
.scale__fill {
  position: absolute;
  inset: 0 auto 0 0;
  background: linear-gradient(90deg, rgba(207, 224, 255, 0.35), var(--glow));
  transition: width 0.9s cubic-bezier(0.2, 0.7, 0.2, 1);
}
/* the 50 = average-face marker */
.scale__mid {
  position: absolute;
  top: -3px;
  bottom: -3px;
  left: 50%;
  width: 1px;
  background: var(--line-strong);
}
.scale__score {
  font-size: 12px;
  text-align: right;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.scale__reading {
  grid-column: 1 / -1;
  margin: -2px 0 8px;
  padding-left: calc(17 * 0.6em * (15 / 13) + 14px);
  font-size: 13px;
  line-height: 1.65;
  color: var(--ink-dim);
}
.scale-note {
  font-size: 11px;
  line-height: 1.8;
  color: var(--ink-dim);
  max-width: 58ch;
}
.scales--locked .scale__fill {
  filter: blur(4px);
  opacity: 0.5;
  background: rgba(231, 234, 239, 0.3);
}
.scales--locked .scale__score { color: var(--ink-faint); }

/* ── references (paid report) ─────────────────────────────────────── */

.refs-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  font-size: 15px;
  letter-spacing: 0.16em;
  margin: 48px 0 14px;
  padding-top: 34px;
  border-top: 1px solid var(--line);
  scroll-margin-top: 90px;
}
.refs-intro {
  font-size: 13px;
  line-height: 1.8;
  color: var(--ink-dim);
  max-width: 70ch;
  margin-bottom: 22px;
}
.ref-list { list-style: none; display: grid; gap: 20px; max-width: 74ch; }
.ref { display: grid; grid-template-columns: 34px 1fr; gap: 12px; }
.ref__n {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ink-faint);
  padding-top: 3px;
}
.ref__blurb {
  display: block;
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-dim);
  margin-bottom: 7px;
}
.ref__cite {
  display: block;
  font-size: 11px;
  line-height: 1.7;
  color: var(--ink-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.ref__cite:hover { color: var(--ink-dim); border-bottom-color: var(--line-strong); }
.rsec__t { display: inline; }
.rsec__ref {
  font-size: 10px;
  /* --ink-faint is 2.6:1 on this background — below AA for anything that
     carries meaning. Citation markers are content, not decoration. */
  color: var(--ink-dim);
  text-decoration: none;
  vertical-align: super;
  margin-left: 4px;
  letter-spacing: 0;
  /* WCAG 2.5.8: a bare 10px digit is far under the 24px target minimum. */
  padding: 6px 5px;
  margin-top: -6px;
  margin-bottom: -6px;
}
.rsec__ref:hover, .rsec__ref:focus-visible { color: var(--glow); }

/* Tablets and phones: no label column is wide enough for "Trustworthiness"
   beside a usable track, so stack instead of letting the word hit the bar. */
@media (max-width: 900px) {
  .scale {
    grid-template-columns: 1fr auto;
    gap: 6px 10px;
    padding: 11px 0;
  }
  /* Explicit placement: auto-flow would push the score below the track,
     stranding the number two rows away from the label it belongs to. */
  .scale__label { grid-area: 1 / 1; }
  .scale__score { grid-area: 1 / 2; }
  .scale__track { grid-area: 2 / 1 / 3 / -1; }
  .scale__reading { padding-left: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .scale__fill { transition: none; }
}

/* ── teaser: observation readout ─────────────────────────────────── */

.readout { max-width: 74ch; margin-bottom: 40px; border-top: 1px solid var(--line); }
.readout__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 2px 12px;
  border-bottom: 1px solid var(--line);
}
.readout__stamp {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--glow);
  white-space: nowrap;
}
.readout__list { list-style: none; }
.readout__row {
  display: grid;
  grid-template-columns: 62px 1fr;
  gap: 16px;
  align-items: start;
  padding: 15px 2px;
  border-bottom: 1px solid var(--line);
}
.readout__ch {
  padding-top: 4px;
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--ink-faint);
  white-space: nowrap;
}
.readout__ch::before {
  content: "";
  display: inline-block;
  width: 4px; height: 4px;
  margin-right: 7px;
  vertical-align: 1px;
  background: var(--glow);
  box-shadow: 0 0 7px rgba(207, 224, 255, 0.65);
}
.readout__txt { font-size: 15px; line-height: 1.7; color: var(--ink); }
.readout__foot {
  padding: 13px 2px 0;
  font-size: 12px;
  color: var(--ink-faint);
}

/* ── teaser: archetype stamp ─────────────────────────────────────── */

.stamp {
  max-width: 74ch;
  margin-bottom: 40px;
  background: var(--bg-1);
  border: 1px solid var(--line-strong);
  padding: 22px clamp(18px, 3vw, 32px) 24px;
}
.stamp__meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.stamp__id {
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.stamp__name {
  margin: 16px 0 18px;
  font-size: clamp(20px, 3.2vw, 30px);
  letter-spacing: 0.08em;
  overflow-wrap: break-word;
}
.stamp__essence {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  padding-top: 15px;
  border-top: 1px solid var(--line);
}
.stamp__key {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
/* Deliberately NOT .lock__blur — that class is display:none under 900px,
   which would silently blank the redaction on every phone. */
.stamp__redact {
  height: 9px;
  border-radius: 2px;
  background: repeating-linear-gradient(
    90deg,
    rgba(231, 234, 239, 0.2) 0 42px,
    transparent 42px 52px
  );
  filter: blur(2.5px);
  opacity: 0.7;
}
.stamp__lock { font-size: 11px; opacity: 0.45; }

/* ── teaser: gauges wrapper ──────────────────────────────────────── */

.gauges { max-width: 74ch; margin-bottom: 40px; border-top: 1px solid var(--line); }
.gauges #teaser-scales { padding-top: 14px; }
.gauges__foot {
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 11px;
  line-height: 1.85;
  color: var(--ink-dim);
  max-width: 62ch;
}

@media (max-width: 900px) {
  .readout__row { grid-template-columns: 52px 1fr; gap: 12px; }
  .readout__txt { font-size: 14px; }
  .stamp__essence { grid-template-columns: 1fr auto; }
  .stamp__key { grid-column: 1 / -1; }
}