:root {
  color-scheme: dark;
  --bg: #071018;
  --text: #f5fbff;
  --muted: #9eb2c5;
  --line: rgba(255,255,255,.14);
  --panel: rgba(12, 28, 40, .76);
  --accent: #4bf0b4;
  --warn: #ffcc66;
  --danger: #ff6b6b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100svh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 20% 10%, rgba(75, 240, 180, .16), transparent 32rem),
    radial-gradient(circle at 80% 0%, rgba(88, 166, 255, .16), transparent 28rem),
    linear-gradient(180deg, #071018 0%, #091724 58%, #071018 100%);
  color: var(--text);
}

button, input { font: inherit; }

.shell {
  width: min(100%, 760px);
  min-height: 100svh;
  margin: 0 auto;
  padding: max(18px, env(safe-area-inset-top)) 18px max(22px, env(safe-area-inset-bottom));
  display: grid;
  grid-template-rows: auto minmax(320px, 1fr) auto auto auto;
  gap: 16px;
}

.hero {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  padding-top: 8px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mark {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: conic-gradient(from 120deg, var(--accent), #58a6ff, #233142, var(--accent));
  box-shadow: 0 0 38px rgba(75, 240, 180, .35);
}

.brand p, .eyebrow {
  margin: 0;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(32px, 10vw, 64px);
  line-height: .92;
  letter-spacing: 0;
}

.status {
  margin: 0 0 5px;
  color: var(--muted);
  text-align: right;
  font-size: 13px;
}

.scanner-panel {
  position: relative;
  overflow: hidden;
  min-height: 320px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255,255,255,.045);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.06), 0 24px 70px rgba(0,0,0,.28);
}

.reader {
  width: 100%;
  height: 100%;
  min-height: 320px;
}

.reader video {
  object-fit: cover !important;
}

.scan-idle {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  text-align: center;
  padding: 28px;
  background: linear-gradient(180deg, rgba(7,16,24,.74), rgba(7,16,24,.42));
  pointer-events: none;
}

.scan-idle.is-hidden { display: none; }

.scan-orbit {
  width: 178px;
  height: 178px;
  margin: 0 auto 22px;
  border: 2px solid rgba(75,240,180,.55);
  border-radius: 38px;
  box-shadow: 0 0 0 12px rgba(75,240,180,.06), inset 0 0 38px rgba(75,240,180,.12);
  animation: breathe 2.4s ease-in-out infinite;
}

.scan-idle p {
  margin: 0;
  font-size: 24px;
  font-weight: 800;
}

.scan-idle span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
}

.actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

button {
  min-height: 54px;
  border: 1px solid var(--line);
  border-radius: 18px;
  color: var(--text);
  font-weight: 850;
  cursor: pointer;
}

button:disabled {
  opacity: .45;
  cursor: not-allowed;
}

.primary {
  background: linear-gradient(135deg, #0bbf84, #42f2b5);
  color: #03120d;
  box-shadow: 0 16px 38px rgba(75,240,180,.22);
}

.secondary {
  background: rgba(255,255,255,.08);
}

.result, .manual {
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 18px;
  background: var(--panel);
  backdrop-filter: blur(18px);
}

.result.is-found {
  animation: pop .42s cubic-bezier(.2, .8, .2, 1);
  border-color: rgba(75,240,180,.58);
}

.result.is-missing {
  border-color: rgba(255,107,107,.62);
}

.result h2 {
  margin: 5px 0 14px;
  font-size: 28px;
}

dl {
  display: grid;
  gap: 10px;
  margin: 0;
}

dl div {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 14px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

dt {
  color: var(--muted);
  font-size: 13px;
}

dd {
  margin: 0;
  font-size: 22px;
  font-weight: 850;
}

.meta {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.matches {
  margin-top: 14px;
  display: grid;
  gap: 8px;
}

.match-button {
  text-align: left;
  min-height: auto;
  padding: 12px;
  border-radius: 14px;
  background: rgba(255,255,255,.08);
}

.manual label {
  display: block;
  color: var(--muted);
  margin-bottom: 8px;
  font-size: 13px;
}

.manual div {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

input {
  min-width: 0;
  min-height: 52px;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 0 14px;
  background: rgba(255,255,255,.08);
  color: var(--text);
}

@keyframes breathe {
  0%, 100% { transform: scale(.96); opacity: .78; }
  50% { transform: scale(1.02); opacity: 1; }
}

@keyframes pop {
  from { transform: translateY(12px) scale(.98); opacity: .6; }
  to { transform: translateY(0) scale(1); opacity: 1; }
}

@media (max-width: 520px) {
  .shell { padding-inline: 12px; }
  .hero { align-items: flex-start; }
  .status { max-width: 150px; }
  dl div { grid-template-columns: 1fr; gap: 4px; }
  .manual div { grid-template-columns: 1fr; }
}