:root {
  color-scheme: light;
  --bg: #f5f3ef;
  --bg-accent: #e7eceb;
  --surface: #ffffff;
  --surface-alt: #f0f2f5;
  --ink: #1f2a2e;
  --ink-subtle: #56636b;
  --accent: #2a615c;
  --accent-strong: #1b4441;
  --border: #d7d2c8;
  --shadow: 0 20px 50px rgba(31, 42, 46, 0.12);
  --radius: 18px;
  --mono: "IBM Plex Mono", "Courier New", monospace;
  --sans: "IBM Plex Sans", "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: radial-gradient(circle at top, #fdfaf3 0%, #f5f3ef 45%, #ece9e2 100%);
}

h1,
h2,
h3,
h4 {
  margin: 0 0 12px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

p {
  margin: 0 0 16px;
  line-height: 1.6;
  color: var(--ink-subtle);
}

.hero {
  padding: 64px 8vw 40px;
  background: linear-gradient(135deg, #f7f4ea 0%, #e9efee 100%);
  border-bottom: 1px solid var(--border);
}

.hero__content {
  max-width: 920px;
}

.eyebrow {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.32em;
  color: var(--accent-strong);
  margin-bottom: 12px;
}

.hero h1 {
  font-size: clamp(2.3rem, 3vw, 3rem);
  line-height: 1.1;
}

.subtitle {
  font-size: 1.1rem;
  max-width: 600px;
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
}

.pill {
  padding: 8px 14px;
  background: var(--surface);
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--accent-strong);
}

.hero__notice {
  margin-top: 24px;
  padding: 16px 18px;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  max-width: 620px;
  box-shadow: var(--shadow);
}

.layout {
  padding: 40px 8vw 60px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.panel {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 28px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.panel__header {
  margin-bottom: 24px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.card {
  background: var(--surface-alt);
  border-radius: 16px;
  padding: 20px;
  border: 1px solid transparent;
  min-height: 230px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.card h3 {
  margin-bottom: 4px;
}

.dropzone {
  position: relative;
  border: 1px dashed var(--border);
  border-radius: 14px;
  padding: 18px;
  text-align: center;
  background: #fbfbfa;
  color: var(--ink-subtle);
  font-size: 0.9rem;
}

.dropzone input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.dropzone.dragover {
  border-color: var(--accent);
  background: #f1f7f6;
  color: var(--accent-strong);
}

.camera {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

video {
  width: 100%;
  background: #1b1f22;
  border-radius: 12px;
  min-height: 160px;
}

.camera__controls {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.button {
  border: none;
  padding: 10px 16px;
  border-radius: 999px;
  background: var(--accent);
  color: white;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 10px 20px rgba(42, 97, 92, 0.25);
}

.button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  box-shadow: none;
}

.button:hover:not(:disabled) {
  transform: translateY(-1px);
}

.button--ghost {
  background: transparent;
  color: var(--accent-strong);
  border: 1px solid var(--border);
  box-shadow: none;
}

.form {
  display: grid;
  gap: 12px;
}

.form label {
  font-size: 0.85rem;
  color: var(--ink-subtle);
  display: grid;
  gap: 6px;
}

.form input {
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  font-size: 0.95rem;
  font-family: var(--sans);
}

.status {
  margin-top: 18px;
  font-size: 0.95rem;
}

.status__item {
  padding: 10px 12px;
  border-radius: 10px;
  margin-bottom: 8px;
}

.status__item--error {
  background: #ffe8e6;
  border: 1px solid #f5b1aa;
  color: #7a241c;
}

.status__item--warning {
  background: #fff4d6;
  border: 1px solid #f1d79a;
  color: #6b4b07;
}

.status__item--success {
  background: #e5f4ef;
  border: 1px solid #a9d9c8;
  color: #1f4f46;
}

.result {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  align-items: start;
}

.summary {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  font-size: 0.95rem;
}

.summary div {
  padding: 12px;
  border-radius: 12px;
  background: var(--surface-alt);
  border: 1px solid var(--border);
}

.summary dt {
  font-weight: 600;
  color: var(--ink);
}

.summary dd {
  margin: 6px 0 0;
  color: var(--ink-subtle);
  font-family: var(--mono);
}

.raw textarea {
  width: 100%;
  min-height: 140px;
  border-radius: 12px;
  border: 1px solid var(--border);
  padding: 10px;
  font-family: var(--mono);
}

.qr {
  background: #ffffff;
  border-radius: 16px;
  border: 1px solid var(--border);
  padding: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
}

.panel--note {
  background: linear-gradient(120deg, #f8f6f0 0%, #eef3f2 100%);
}

.note-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 18px;
}

.hint {
  font-size: 0.85rem;
  color: var(--ink-subtle);
}

@media (max-width: 768px) {
  .hero {
    padding: 48px 6vw 28px;
  }

  .panel {
    padding: 22px;
  }

  .hero__notice {
    box-shadow: none;
  }
}