:root {
  color-scheme: light;
  --ink: #1f2a3d;
  --ink-soft: #4b5a6a;
  --brand: #2a99f4;
  --brand-deep: #216ba5;
  --brand-glow: #42a5f5;
  --accent: #f39c12;
  --card: #ffffff;
  --surface: #f5f7fb;
  --stroke: #d6dee9;
  --shadow: 0 18px 60px rgba(33, 107, 165, 0.15);
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --font-display: "Fraunces", "Times New Roman", serif;
  --font-body: "Work Sans", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: radial-gradient(circle at top left, #ffffff 0%, #e7f2fb 40%, #f3f6fb 75%, #ffffff 100%);
}

.page-shell {
  min-height: 100vh;
  padding: 36px 8vw 48px;
  background-image: linear-gradient(135deg, rgba(42, 153, 244, 0.08), rgba(243, 156, 18, 0.08));
}

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  align-items: center;
  margin-bottom: 24px;
}

.brand {
  display: flex;
  gap: 20px;
  align-items: center;
  padding: 24px;
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--shadow);
}

.brand-logo {
  width: 88px;
  height: 88px;
  border-radius: 20px;
  object-fit: cover;
  border: 3px solid rgba(42, 153, 244, 0.2);
}

.eyebrow {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  color: var(--brand-deep);
  font-weight: 600;
}

h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3vw, 2.8rem);
  margin: 0 0 12px;
}

.subtitle {
  margin: 0;
  color: var(--ink-soft);
  font-size: 1rem;
  max-width: 42ch;
}

.qr-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 20px;
  align-items: center;
  padding: 24px;
  border-radius: var(--radius-lg);
  background: linear-gradient(130deg, rgba(33, 107, 165, 0.12), rgba(42, 153, 244, 0.05));
  border: 1px solid rgba(33, 107, 165, 0.2);
}

.qr-preview {
  width: 132px;
  height: 132px;
  border-radius: var(--radius-md);
  background: #ffffff;
  display: grid;
  place-items: center;
  box-shadow: 0 12px 30px rgba(33, 107, 165, 0.15);
}

.qr-preview img {
  width: 116px;
  height: 116px;
}

.qr-title {
  margin: 0 0 8px;
  font-weight: 600;
}

.qr-note {
  margin: 0 0 16px;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.tabs {
  display: inline-flex;
  gap: 8px;
  padding: 6px;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 999px;
  box-shadow: inset 0 0 0 1px rgba(33, 107, 165, 0.12);
  margin-bottom: 24px;
}

.tab {
  border: none;
  background: transparent;
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 600;
  color: var(--ink-soft);
  cursor: pointer;
}

.tab.is-active {
  background: var(--brand);
  color: #ffffff;
  box-shadow: 0 10px 20px rgba(42, 153, 244, 0.3);
}

.view {
  display: none;
  animation: fadeUp 0.5s ease both;
}

.view.is-active {
  display: block;
}

.card {
  background: var(--card);
  padding: 24px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  margin-bottom: 24px;
}

h2 {
  font-family: var(--font-display);
  margin-top: 0;
}

.grid {
  display: grid;
  gap: 16px;
}

.grid.two {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

label {
  display: grid;
  gap: 8px;
  font-weight: 500;
  color: var(--ink);
}

input,
select,
textarea {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--stroke);
  font-family: var(--font-body);
  font-size: 0.95rem;
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid rgba(42, 153, 244, 0.35);
  border-color: rgba(42, 153, 244, 0.5);
}

.choice-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 16px;
}

.radio,
.check {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-weight: 500;
  color: var(--ink);
}

.check input,
.radio input {
  margin-top: 3px;
}

.check span,
.radio span {
  line-height: 1.4;
}

.checkboxes {
  display: grid;
  gap: 12px;
  padding: 16px;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px dashed rgba(33, 107, 165, 0.25);
}

.muted {
  color: var(--ink-soft);
}

.fineprint {
  margin: 16px 0 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

.btn {
  border: none;
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.95rem;
}

.btn.primary {
  background: var(--brand);
  color: #fff;
  box-shadow: 0 10px 20px rgba(42, 153, 244, 0.3);
}

.btn.ghost {
  background: transparent;
  border: 1px solid rgba(33, 107, 165, 0.3);
  color: var(--brand-deep);
}

.btn.danger {
  background: #fce7e7;
  color: #a41d1d;
  border: 1px solid #f3b7b7;
}

.btn:hover {
  transform: translateY(-1px);
}

.status {
  margin: 0;
  color: var(--brand-deep);
  font-weight: 600;
}

.admin-header {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
}

.admin-actions {
  display: flex;
  gap: 12px;
}

.admin-gate {
  text-align: left;
}

.admin-gate-actions {
  display: grid;
  gap: 12px;
  max-width: 280px;
}

.admin-panel.is-locked {
  display: none;
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px;
  margin: 16px 0 24px;
}

.stat {
  padding: 16px;
  border-radius: var(--radius-md);
  background: var(--surface);
}

.stat-label {
  margin: 0 0 6px;
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.stat-value {
  margin: 0;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--brand-deep);
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: flex-end;
  margin-bottom: 16px;
}

.filter-buttons {
  display: flex;
  gap: 10px;
}

.chip {
  border: 1px solid rgba(33, 107, 165, 0.3);
  background: transparent;
  padding: 8px 14px;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 600;
  color: var(--brand-deep);
}

.chip.is-active {
  background: var(--brand-deep);
  color: #fff;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

th,
td {
  text-align: left;
  padding: 12px 10px;
  border-bottom: 1px solid var(--stroke);
}

th {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}

footer {
  text-align: center;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

footer a {
  color: var(--brand-deep);
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 720px) {
  .page-shell {
    padding: 24px 6vw 36px;
  }

  .brand {
    flex-direction: column;
    align-items: flex-start;
  }

  .qr-card {
    grid-template-columns: 1fr;
  }

  .tabs {
    width: 100%;
    justify-content: center;
  }
}