/* pdf-oborot.ru v64 — conversion + visuals, slate blue */

:root {
  --bg: #1e2633;
  --surface: #283242;
  --surface-2: #303d50;
  --surface-3: #38465a;
  --ink: #f4f7fb;
  --muted: rgba(220, 230, 245, 0.76);
  --soft: rgba(200, 215, 235, 0.54);
  --line: rgba(200, 215, 235, 0.14);
  --line-strong: rgba(200, 215, 235, 0.24);
  --accent: #5aabf0;
  --accent-soft: #93c5fd;
  --accent-bright: #3d8fdf;
  --cta-bg: #4a94e8;
  --cta-hover: #5ba3f5;
  --cta-ink: #ffffff;
  --font-d: "Outfit", system-ui, sans-serif;
  --font-t: "Source Sans 3", system-ui, sans-serif;
  --pad: clamp(1rem, 4.8vw, 1.4rem);
  --max: 29rem;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-deep: 0 20px 48px rgba(12, 20, 32, 0.28);
  --inset: 0 1px 0 rgba(255, 255, 255, 0.045) inset;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { min-height: 100%; margin: 0; }
body {
  font-family: var(--font-t);
  color: var(--ink);
  background: var(--bg);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
p, h1, ul { margin: 0; }
ul { list-style: none; padding: 0; }
img { display: block; max-width: 100%; height: auto; }
:focus-visible {
  outline: 2px solid var(--accent-soft);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: -999px;
}
.skip:focus {
  left: 12px;
  top: 12px;
  z-index: 30;
  background: var(--ink);
  color: var(--bg);
  padding: 0.5rem 0.7rem;
}

/* ── atmosphere ── */
.stage {
  position: relative;
  isolation: isolate;
  width: min(100%, calc(var(--max) + 2 * var(--pad)));
  height: 100dvh;
  max-height: 100dvh;
  margin-inline: auto;
  padding:
    calc(1.05rem + env(safe-area-inset-top))
    var(--pad)
    calc(0.95rem + env(safe-area-inset-bottom));
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr) auto;
  gap: clamp(0.75rem, 2.1vh, 1.05rem);
  overflow: hidden;
}

.stage__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
  background:
    radial-gradient(120% 85% at 50% -15%, #354560 0%, transparent 58%),
    linear-gradient(180deg, #2a3444 0%, var(--bg) 50%, #1a2230 100%);
}

.stage__grain {
  position: absolute;
  inset: 0;
  opacity: 0.11;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.92' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
}

.stage__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(72px);
  pointer-events: none;
}
.stage__glow--warm {
  width: 24rem;
  height: 20rem;
  top: -8rem;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(90, 171, 240, 0.16);
}
.stage__glow--cool {
  display: none;
}

.top, .hero, .scanner, .foot {
  position: relative;
  z-index: 1;
}

/* ── header ── */
.top {
  display: flex;
  align-items: center;
  padding-bottom: 0.7rem;
  border-bottom: 1px solid var(--line);
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--soft);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 1.5rem;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

/* ── hero ── */
.hero h1 {
  display: grid;
  gap: 0.08em;
  max-width: 15.5ch;
  font-family: var(--font-d);
  font-size: clamp(1.9rem, 7.4vw, 2.45rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.058em;
}

.h1-line {
  display: block;
}

.h1-line--accent {
  color: var(--accent-soft);
  text-shadow: 0 0 32px rgba(90, 171, 240, 0.22);
}

.lead {
  max-width: 37ch;
  margin-top: 0.62rem;
  color: var(--muted);
  font-size: clamp(0.9rem, 3.3vw, 0.98rem);
  font-weight: 500;
  line-height: 1.48;
}

/* ── scanner ── */
.scanner {
  min-height: 0;
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  gap: 0.58rem;
}

.scanner__viewport {
  position: relative;
  height: 100%;
  min-height: clamp(11.8rem, 32vh, 15rem);
  overflow: hidden;
  border: 1px solid rgba(147, 197, 253, 0.22);
  border-radius: 1.4rem;
  background:
    radial-gradient(90% 70% at 50% 100%, rgba(90, 171, 240, 0.08), transparent 55%),
    linear-gradient(155deg, rgba(255, 255, 255, 0.06) 0%, transparent 38%),
    linear-gradient(0deg, #232d3c, #2b3646);
  box-shadow:
    var(--inset),
    var(--shadow-deep),
    0 0 0 1px rgba(90, 171, 240, 0.06);
}

.scanner__vignette {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: radial-gradient(ellipse 88% 78% at 50% 45%, transparent 45%, rgba(15, 22, 32, 0.28) 100%);
}

.scanner__corners {
  position: absolute;
  inset: 1.05rem;
  z-index: 4;
  pointer-events: none;
  background:
    linear-gradient(var(--accent), var(--accent)) left top / 1.85rem 2px no-repeat,
    linear-gradient(var(--accent), var(--accent)) left top / 2px 1.85rem no-repeat,
    linear-gradient(var(--accent), var(--accent)) right top / 1.85rem 2px no-repeat,
    linear-gradient(var(--accent), var(--accent)) right top / 2px 1.85rem no-repeat,
    linear-gradient(var(--accent-soft), var(--accent-soft)) left bottom / 1.85rem 2px no-repeat,
    linear-gradient(var(--accent-soft), var(--accent-soft)) left bottom / 2px 1.85rem no-repeat,
    linear-gradient(var(--accent-soft), var(--accent-soft)) right bottom / 1.85rem 2px no-repeat,
    linear-gradient(var(--accent-soft), var(--accent-soft)) right bottom / 2px 1.85rem no-repeat;
  opacity: 0.92;
  filter: drop-shadow(0 0 6px rgba(90, 171, 240, 0.35));
  animation: cornerPulse 3.2s var(--ease) infinite;
}

.scanner__flash {
  position: absolute;
  inset: 0;
  z-index: 6;
  pointer-events: none;
  background: radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.28), transparent 62%);
  opacity: 0;
  animation: scanFlash 3.2s var(--ease) infinite;
}

.scanner__paper {
  position: absolute;
  z-index: 2;
  height: clamp(9.2rem, 23vh, 13.6rem);
  aspect-ratio: 0.795;
  top: 50%;
  left: 30%;
  transform: translate(-50%, -50%) rotate(-3.2deg);
  padding: 0.62rem 0.6rem 0.5rem;
  container-type: inline-size;
  border-radius: 0.16rem 0.16rem 0.3rem 0.16rem;
  background:
    linear-gradient(108deg, rgba(0, 0, 0, 0.04) 0 3%, rgba(255, 255, 255, 0.55) 11%, transparent 32%),
    linear-gradient(196deg, #fefeff 0%, #f4f6f9 55%, #e4eaef 100%);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.85) inset,
    -1px 0 2px rgba(100, 110, 120, 0.12),
    0 18px 36px rgba(0, 0, 0, 0.38),
    0 32px 56px rgba(0, 0, 0, 0.18);
  animation: paperFloat 4.8s var(--ease) infinite;
}

.doc__pdf {
  position: absolute;
  z-index: 3;
  top: 0.38rem;
  right: 0.38rem;
  padding: 0.14rem 0.38rem;
  border-radius: 0.22rem;
  background: linear-gradient(180deg, #5aabf0, #3d8fdf);
  color: #fff;
  font-family: var(--font-d);
  font-size: 0.52rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  box-shadow: 0 4px 12px rgba(61, 143, 223, 0.45);
  animation: pdfBadge 3.2s var(--ease) infinite;
}

.scanner__paper::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0.35;
  mix-blend-mode: multiply;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 120 120' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='p'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.75' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23p)' opacity='.14'/%3E%3C/svg%3E");
}

.scanner__paper::after {
  content: "";
  position: absolute;
  right: -1px;
  bottom: -1px;
  width: 1.3rem;
  height: 1.3rem;
  background: linear-gradient(315deg, #ccd3dc 0 46%, #f8fafc 54%);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
}

.doc {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 1.8cqw;
  height: 100%;
  color: #1b2a3a;
}

.doc__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.2rem;
  border-bottom: 1px solid rgba(27, 42, 58, 0.14);
}

.doc__mark {
  width: 7.4cqw;
  height: 7.4cqw;
  border-radius: 1cqw;
  background: linear-gradient(145deg, #3d8fdf, #1b2a3a 72%);
  box-shadow: 0 2px 6px rgba(27, 42, 58, 0.22);
}

.doc__no {
  color: rgba(27, 42, 58, 0.52);
  font-size: 3.6cqw;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.doc__title {
  font-family: var(--font-d);
  font-size: 5.5cqw;
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.01em;
}

.doc__body {
  color: rgba(27, 42, 58, 0.58);
  font-size: 3.5cqw;
  line-height: 1.48;
}

.doc__rows {
  display: grid;
  gap: 1.2cqw;
  margin-top: 0.45cqw;
}

.doc__rows span,
.doc__total {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  font-size: 3.7cqw;
}

.doc__rows span i,
.doc__total i {
  font-style: normal;
  color: rgba(27, 42, 58, 0.58);
}

.doc__rows span::before {
  content: "";
  flex: 1;
  order: 1;
  margin: 0 0.35rem 0.06rem;
  border-bottom: 1px dotted rgba(27, 42, 58, 0.28);
}

.doc__rows span b { order: 2; font-weight: 600; }

.doc__total {
  margin-top: 0.75cqw;
  padding-top: 1.3cqw;
  border-top: 1px solid rgba(27, 42, 58, 0.18);
  font-size: 4.2cqw;
  font-weight: 700;
}

.doc__sign {
  width: 36cqw;
  height: 10cqw;
  align-self: end;
  justify-self: end;
  opacity: 0.58;
}

.scanner__make {
  position: absolute;
  z-index: 5;
  top: 0.62rem;
  right: 0.72rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-rows: auto auto;
  column-gap: 0.58rem;
  row-gap: 0.1rem;
  width: 12.4rem;
  padding: 0.58rem 0.55rem 0.58rem 0.72rem;
  border: 1px solid rgba(147, 197, 253, 0.38);
  border-radius: 0.92rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.1), transparent 52%),
    rgba(36, 46, 60, 0.94);
  backdrop-filter: blur(10px);
  box-shadow:
    var(--inset),
    0 16px 32px rgba(0, 0, 0, 0.42),
    0 0 20px rgba(90, 171, 240, 0.12);
  transform: rotate(1.2deg);
  animation: makeBob 4.2s var(--ease) infinite;
}

.make__code {
  grid-column: 2;
  grid-row: 1 / span 2;
  width: 2.65rem;
  height: 2.65rem;
  padding: 0.18rem;
  border-radius: 0.32rem;
  background: #fff;
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.28),
    0 0 0 2px rgba(90, 171, 240, 0.18);
}

.make__code img { width: 100%; height: 100%; }

.make__url {
  overflow: hidden;
  color: var(--ink);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.make__cap {
  color: var(--accent-soft);
  font-family: var(--font-d);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.scanner__qr {
  position: absolute;
  z-index: 3;
  width: clamp(5.8rem, 14vh, 8.4rem);
  aspect-ratio: 1;
  top: 61%;
  left: 71.5%;
  transform: translate(-50%, -44%) rotate(2.4deg);
  padding: 0.28rem;
  border-radius: 0.4rem;
  background: #fff;
  box-shadow:
    0 2px 4px rgba(0, 0, 0, 0.16),
    0 18px 38px rgba(0, 0, 0, 0.32),
    0 0 28px rgba(90, 171, 240, 0.18);
  animation: qrBreathe 3.4s var(--ease) infinite;
}

.qr__glow {
  position: absolute;
  inset: -0.65rem;
  z-index: -1;
  border-radius: 0.6rem;
  background: radial-gradient(circle, rgba(90, 171, 240, 0.28), transparent 68%);
  opacity: 0.55;
  animation: qrGlow 3.4s var(--ease) infinite;
}

.qr__frame {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: 0.14rem;
}

.scanner__qr img { width: 100%; height: 100%; }

.qr__sweep {
  position: absolute;
  inset: 0 0 auto;
  height: 40%;
  background: linear-gradient(180deg, transparent, rgba(90, 171, 240, 0.35) 75%, rgba(255, 255, 255, 0.88) 100%);
  mix-blend-mode: screen;
  animation: qrSweep 3.4s var(--ease) infinite;
}

.qr__lock {
  position: absolute;
  inset: -0.32rem;
  pointer-events: none;
  filter: drop-shadow(0 0 5px rgba(90, 171, 240, 0.45));
  background:
    linear-gradient(var(--accent), var(--accent)) left top / 1rem 2px no-repeat,
    linear-gradient(var(--accent), var(--accent)) left top / 2px 1rem no-repeat,
    linear-gradient(var(--accent), var(--accent)) right top / 1rem 2px no-repeat,
    linear-gradient(var(--accent), var(--accent)) right top / 2px 1rem no-repeat,
    linear-gradient(var(--accent), var(--accent)) left bottom / 1rem 2px no-repeat,
    linear-gradient(var(--accent), var(--accent)) left bottom / 2px 1rem no-repeat,
    linear-gradient(var(--accent), var(--accent)) right bottom / 1rem 2px no-repeat,
    linear-gradient(var(--accent), var(--accent)) right bottom / 2px 1rem no-repeat;
  animation: qrLock 3.4s var(--ease) infinite;
}

.qr__chip {
  position: absolute;
  left: 50%;
  bottom: -1.55rem;
  padding: 0.18rem 0.52rem;
  border-radius: 999px;
  background: var(--accent);
  color: #0c1828;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  white-space: nowrap;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.35);
  animation: qrChip 3.4s var(--ease) infinite;
}

.scanner__beam {
  position: absolute;
  z-index: 3;
  left: 1.15rem;
  right: 1.15rem;
  top: 24%;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, var(--accent-soft) 12% 88%, transparent);
  box-shadow:
    0 0 14px rgba(90, 171, 240, 0.55),
    0 0 28px rgba(90, 171, 240, 0.22);
  animation: scanBeam 3.2s var(--ease) infinite;
}

.scanner__beam::after {
  content: "";
  position: absolute;
  inset: -6px 0;
  background: linear-gradient(180deg, transparent, rgba(90, 171, 240, 0.12) 50%, transparent);
}

.scanner__status {
  position: absolute;
  z-index: 5;
  left: 50%;
  bottom: 0.68rem;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--soft);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.scanner__status i {
  width: 0.36rem;
  height: 0.36rem;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px rgba(90, 171, 240, 0.5);
  animation: statusPulse 2.4s ease-in-out infinite;
}

/* ── modes ── */
.modes {
  display: grid;
  gap: 0.38rem;
}

.mode {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.7rem;
  min-height: 3.4rem;
  padding: 0.5rem 0.72rem;
  border: 1px solid var(--line);
  border-radius: 0.95rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.025), transparent),
    var(--surface);
  box-shadow: var(--inset);
  transition: border-color 0.22s var(--ease), background 0.22s var(--ease);
}

.mode--document { --tint: 90, 155, 240; }
.mode--qr { --tint: 100, 180, 220; }
.mode--make { --tint: 120, 160, 210; }

.mode--hit {
  border-color: rgba(90, 171, 240, 0.32);
  background:
    linear-gradient(90deg, rgba(90, 171, 240, 0.1) 0%, transparent 42%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent),
    var(--surface);
  box-shadow:
    var(--inset),
    0 8px 24px rgba(90, 171, 240, 0.08);
}

.mode__tag {
  display: inline-block;
  margin-left: 0.35rem;
  padding: 0.08rem 0.38rem;
  border-radius: 999px;
  background: rgba(90, 171, 240, 0.18);
  color: var(--accent-soft);
  font-family: var(--font-t);
  font-size: 0.58rem;
  font-style: normal;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: lowercase;
  vertical-align: 0.08em;
}

.mode__icon {
  display: grid;
  place-items: center;
  width: 2.6rem;
  height: 2.6rem;
  border-radius: 0.68rem;
  border: 1px solid rgba(var(--tint), 0.22);
  background: rgba(var(--tint), 0.07);
}

.mode__icon img {
  width: 74%;
  height: 74%;
  object-fit: contain;
  opacity: 0.92;
}

.mode__copy {
  display: grid;
  gap: 0.08rem;
  min-width: 0;
}

.mode__copy strong {
  font-family: var(--font-d);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: -0.025em;
}

.mode__copy small {
  overflow: hidden;
  color: var(--muted);
  font-size: 0.7rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mode__arrow {
  color: rgba(245, 242, 237, 0.22);
  font-size: 0.95rem;
  font-weight: 300;
}

/* ── cta ── */
.foot {
  display: grid;
  gap: 0.44rem;
}

.cta {
  display: grid;
  place-items: center;
  gap: 0.06rem;
  width: 100%;
  min-height: 3.85rem;
  padding: 0.55rem 1.2rem;
  border-radius: 0.95rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: linear-gradient(180deg, var(--cta-hover) 0%, var(--cta-bg) 100%);
  color: var(--cta-ink);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.22) inset,
    0 14px 32px rgba(61, 143, 223, 0.32);
  animation: ctaPulse 2.8s ease-in-out infinite;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), filter 0.2s ease;
}

.cta__label {
  font-family: var(--font-d);
  font-size: 1.12rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1;
}

.cta__hint {
  font-size: 0.64rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  opacity: 0.88;
  text-transform: uppercase;
}

.cta:hover {
  transform: translateY(-2px);
  filter: brightness(1.04);
  animation: none;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.26) inset,
    0 18px 40px rgba(61, 143, 223, 0.38);
}

.cta:active {
  transform: translateY(0) scale(0.992);
}

.cta.is-busy {
  opacity: 0.7;
  pointer-events: none;
}

.foot__note {
  color: var(--soft);
  font-size: 0.67rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-align: center;
}

/* ── motion ── */
@keyframes paperFloat {
  0%, 100% { transform: translate(-50%, -50%) rotate(-3.2deg); }
  50% { transform: translate(-50%, calc(-50% - 3px)) rotate(-2.6deg); }
}

@keyframes cornerPulse {
  0%, 100% { opacity: 0.82; }
  50% { opacity: 1; }
}

@keyframes scanFlash {
  0%, 44%, 100% { opacity: 0; }
  48% { opacity: 0.55; }
  52% { opacity: 0; }
}

@keyframes pdfBadge {
  0%, 42% { opacity: 0.55; transform: scale(0.96); }
  50%, 78% { opacity: 1; transform: scale(1); }
  100% { opacity: 0.55; transform: scale(0.96); }
}

@keyframes qrGlow {
  0%, 100% { opacity: 0.35; transform: scale(0.96); }
  52% { opacity: 0.72; transform: scale(1.04); }
}

@keyframes makeBob {
  0%, 100% { transform: rotate(1.2deg) translateY(0); }
  50% { transform: rotate(0.8deg) translateY(-2px); }
}

@keyframes ctaPulse {
  0%, 100% { box-shadow: 0 1px 0 rgba(255, 255, 255, 0.22) inset, 0 14px 32px rgba(61, 143, 223, 0.32); }
  50% { box-shadow: 0 1px 0 rgba(255, 255, 255, 0.26) inset, 0 16px 38px rgba(61, 143, 223, 0.42); }
}

@keyframes scanBeam {
  0%, 100% { top: 22%; opacity: 0.38; }
  50% { top: 71%; opacity: 1; }
}

@keyframes qrBreathe {
  0%, 100% { transform: translate(-50%, -44%) rotate(2.4deg) scale(1); }
  52% { transform: translate(-50%, -44%) rotate(2.4deg) scale(1.025); }
}

@keyframes qrSweep {
  0% { transform: translateY(-105%); opacity: 0; }
  14% { opacity: 0.85; }
  58% { transform: translateY(235%); opacity: 0.85; }
  70%, 100% { transform: translateY(235%); opacity: 0; }
}

@keyframes qrLock {
  0%, 46% { opacity: 0; transform: scale(1.14); }
  60%, 86% { opacity: 1; transform: scale(1); }
  100% { opacity: 0; transform: scale(1.14); }
}

@keyframes qrChip {
  0%, 54% { opacity: 0; transform: translate(-50%, 0.28rem); }
  66%, 86% { opacity: 1; transform: translate(-50%, 0); }
  100% { opacity: 0; transform: translate(-50%, 0.28rem); }
}

@keyframes statusPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.88); }
}

@media (prefers-reduced-motion: reduce) {
  .scanner__beam,
  .scanner__qr,
  .scanner__paper,
  .scanner__corners,
  .scanner__flash,
  .scanner__make,
  .doc__pdf,
  .qr__glow,
  .qr__sweep,
  .qr__lock,
  .qr__chip,
  .scanner__status i,
  .cta {
    animation: none !important;
  }
}

@media (max-height: 720px) {
  .stage { gap: 0.52rem; }
  .hero h1 { font-size: 1.68rem; }
  .lead { margin-top: 0.38rem; font-size: 0.84rem; }
  .scanner__viewport { min-height: 9.8rem; }
  .mode { min-height: 3rem; padding-block: 0.34rem; }
  .mode__icon { width: 2.3rem; height: 2.3rem; }
  .cta { min-height: 3.35rem; }
}

@media (max-height: 610px) {
  .lead,
  .scanner__status,
  .foot__note { display: none; }
  .scanner__viewport { min-height: 8.5rem; }
  .doc__body,
  .doc__sign,
  .qr__chip { display: none; }
  .mode__copy small { display: none; }
}

@media (min-width: 720px) {
  .stage { max-width: 32rem; }
}