:root {
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: #0f172a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(145deg, #dbeafe, #ede9fe);
  padding: 1rem;
}

.container {
  width: min(980px, 100%);
  margin: 0 auto;
  display: grid;
  gap: 1rem;
}

.card {
  background: #ffffff;
  border-radius: 16px;
  padding: 1.25rem;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.12);
}

.hero h1 {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 2.2rem);
}

.hero p {
  margin-bottom: 0;
  color: #334155;
}

.access-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.access-card h2 {
  margin-top: 0;
  margin-bottom: 0.4rem;
}

.access-card p {
  color: #475569;
}

.form {
  display: grid;
  gap: 0.75rem;
}

.form label {
  display: grid;
  gap: 0.35rem;
  font-weight: 600;
}

input {
  border: 1px solid #cbd5e1;
  border-radius: 10px;
  padding: 0.65rem 0.75rem;
  font: inherit;
}

input:focus {
  outline: 2px solid #60a5fa;
  border-color: #60a5fa;
}

.primary,
.secondary {
  border: 0;
  border-radius: 10px;
  padding: 0.65rem 0.9rem;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
}

.primary {
  background: #2563eb;
  color: #fff;
}

.primary:hover {
  background: #1d4ed8;
}

.secondary {
  background: #e2e8f0;
  color: #0f172a;
}

.secondary:hover {
  background: #cbd5e1;
}

.qr-box {
  border: 1px dashed #94a3b8;
  border-radius: 12px;
  padding: 0.9rem;
  display: grid;
  gap: 0.6rem;
  margin-bottom: 0.85rem;
  background: #f8fafc;
}

.compact {
  margin-top: 0.2rem;
}

.result {
  border-left: 5px solid #2563eb;
}

.result h2 {
  margin-top: 0;
  margin-bottom: 0.35rem;
}

.result p {
  margin: 0;
  color: #334155;
}

.hidden {
  display: none;
}