:root {
  --snow: #FEF8F5;
  --glacier: #D7DFE1;
  --winter: #08151E;
  --red: #C74B4E;
  --green: #ACCB79;
  --ice: #C7D7EA;
  --turquoise: #5FB3AA;
}

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

body {
  background: var(--snow);
  color: var(--winter);
  font-family: 'DM Sans', sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* NAV */
nav {
  background: var(--winter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 48px;
  height: 56px;
}
.nav-logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 20px;
  letter-spacing: 0.18em;
  color: var(--snow);
  text-decoration: none;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 0;
  list-style: none;
}
.nav-links li { display: flex; align-items: center; }
.nav-links li:not(:last-child)::after {
  content: '|';
  color: var(--snow);
  opacity: 0.25;
  padding: 0 14px;
  font-size: 11px;
}
.nav-links a {
  font-family: 'DM Mono', monospace;
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--snow);
  text-decoration: none;
  opacity: 0.65;
  transition: opacity 0.2s;
  white-space: nowrap;
}
.nav-links a:hover { opacity: 1; }

/* LAYOUT */
.scanner-wrap {
  flex: 1;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 48px 24px 80px;
}

.scanner-card {
  background: white;
  border: 1px solid var(--glacier);
  border-radius: 16px;
  padding: 40px;
  width: 100%;
  max-width: 520px;
}

.page-label {
  font-family: 'DM Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  opacity: 0.45;
  margin-bottom: 8px;
}

h1 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 40px;
  letter-spacing: 0.06em;
  margin-bottom: 28px;
}

/* SOURCE BUTTONS */
.source-row {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
}

.btn-source {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 20px 16px;
  border: 1.5px solid var(--glacier);
  border-radius: 10px;
  background: var(--snow);
  color: var(--winter);
  font-family: 'DM Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  text-align: center;
}
.btn-source:hover {
  border-color: var(--winter);
  background: white;
}
.btn-source svg {
  width: 28px;
  height: 28px;
  stroke: var(--winter);
}

/* VIEWFINDER */
.viewfinder {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  background: #000;
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 16px;
}
.viewfinder video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.vf-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.vf-guide {
  width: 72%;
  height: 28%;
  border: 2px solid rgba(255,255,255,0.7);
  border-radius: 6px;
  box-shadow: 0 0 0 9999px rgba(0,0,0,0.45);
}
.btn-capture {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  background: white;
  border: none;
  border-radius: 50px;
  padding: 12px 32px;
  font-family: 'DM Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.15s;
}
.btn-capture:hover { background: var(--green); }

/* PREVIEW */
#preview {
  width: 100%;
  border-radius: 10px;
  margin-bottom: 16px;
  max-height: 240px;
  object-fit: contain;
  background: var(--glacier);
}

/* STATUS */
.scan-status {
  font-family: 'DM Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 16px;
  min-height: 18px;
}
.scan-status.ok      { color: var(--turquoise); }
.scan-status.error   { color: var(--red); }
.scan-status.warn    { color: #B78584; }
.scan-status.loading { color: var(--winter); opacity: 0.6; }

/* RESULT */
.result-box {
  background: var(--winter);
  color: var(--snow);
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 20px;
  text-align: center;
}
.scan-plate {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 48px;
  letter-spacing: 0.12em;
  margin-bottom: 12px;
}
.scan-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  margin-bottom: 16px;
}
.tag {
  background: rgba(255,255,255,0.12);
  border-radius: 4px;
  padding: 4px 10px;
  font-family: 'DM Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.scan-rarity {
  font-size: 14px;
  font-family: 'DM Mono', monospace;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}
.rarity-score {
  font-size: 28px;
  font-family: 'Bebas Neue', sans-serif;
  color: var(--snow);
}
.rarity-label {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 4px;
  font-family: 'DM Mono', monospace;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.scan-confidence {
  font-size: 11px;
  opacity: 0.5;
  font-family: 'DM Mono', monospace;
}

/* ACTION BUTTONS */
.action-row {
  display: flex;
  gap: 12px;
}
.btn {
  flex: 1;
  background: var(--winter);
  color: var(--snow);
  border: none;
  border-radius: 8px;
  padding: 14px;
  font-family: 'DM Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  transition: opacity 0.2s;
}
.btn:hover { opacity: 0.82; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-outline {
  background: transparent;
  color: var(--winter);
  border: 1.5px solid var(--glacier);
}
.btn-outline:hover { border-color: var(--winter); }

/* POPUP OVERLAY */
.popup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(8, 21, 30, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  transition: opacity 0.2s ease;
}
.popup-overlay.visible { opacity: 1; }

.popup-card {
  background: white;
  border-radius: 16px;
  padding: 40px 32px 32px;
  max-width: 380px;
  width: 90%;
  text-align: center;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
  transform: scale(0.95);
  transition: transform 0.2s ease;
}
.popup-overlay.visible .popup-card { transform: scale(1); }

.popup-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: var(--red);
  color: white;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 28px;
  line-height: 48px;
}

.popup-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 28px;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
  color: var(--winter);
}

.popup-msg {
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  color: var(--winter);
  opacity: 0.7;
  margin-bottom: 24px;
  line-height: 1.5;
}
.popup-msg strong {
  opacity: 1;
  letter-spacing: 0.04em;
}

.popup-close-btn {
  min-width: 140px;
}

/* FOOTER */
footer {
  background: var(--winter);
  color: rgba(254,248,245,0.45);
  font-family: 'DM Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-align: center;
  padding: 20px;
}
footer a { color: inherit; }
footer a:hover { color: var(--snow); }