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

body {
  font-family: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  margin: 0;
  background: linear-gradient(135deg, #1e293b, #0f172a);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

.scanner-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
}

.glass-scanner {
  position: relative;
  width: 260px;
  height: 340px;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.document-file {
  width: 180px;
  height: 240px;
  background: #ffffff;
  border-radius: 8px;
  padding: 24px;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.doc-header {
  width: 50%;
  height: 16px;
  background: #cbd5e1;
  border-radius: 4px;
  margin-bottom: 8px;
}

.doc-line {
  width: 100%;
  height: 8px;
  background: #e2e8f0;
  border-radius: 4px;
}

.short {
  width: 70%;
}

.doc-image-block {
  width: 100%;
  height: 60px;
  background: #bfdbfe;
  border-radius: 6px;
  margin: 8px 0;
}

.laser-beam {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: #3b82f6;
  box-shadow: 0 0 20px 5px rgba(59, 130, 246, 0.6);
  z-index: 10;
  animation: scan-doc 3s ease-in-out infinite alternate;
}

@keyframes scan-doc {
  0% { transform: translateY(0); }
  100% { transform: translateY(340px); }
}

.scan-text {
  color: #3b82f6;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  animation: pulse-op 1.5s infinite alternate;
}

@keyframes pulse-op {
  to { opacity: 0.4; }
}