:root {
  --ink: #14201b;
  --muted: #637069;
  --line: #d9ded6;
  --panel: #ffffff;
  --surface: #f7f5ef;
  --primary: #0e6b5d;
  --primary-dark: #084d43;
  --accent: #c9912e;
  --soft: #edf4f1;
  --danger: #9c2f24;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: var(--surface);
}

a {
  color: inherit;
  text-decoration: none;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px clamp(16px, 4vw, 48px);
  border-bottom: 1px solid var(--line);
  background: rgba(247, 245, 239, 0.92);
  backdrop-filter: blur(14px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  color: white;
  background: var(--primary);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 850;
}

.brand strong,
.brand small {
  display: block;
  line-height: 1.1;
}

.brand small {
  color: var(--muted);
  margin-top: 3px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 14px;
  white-space: nowrap;
}

.nav a {
  padding: 8px 10px;
  border-radius: 7px;
}

.nav a:hover {
  background: var(--soft);
  color: var(--ink);
}

main {
  padding: clamp(22px, 5vw, 56px);
}

.hero,
.workbench,
.dashboard,
.mobile-shell {
  width: min(1120px, 100%);
  margin: 0 auto;
}

.hero {
  min-height: calc(100vh - 150px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 410px);
  align-items: center;
  gap: clamp(28px, 6vw, 72px);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0;
  font-size: 13px;
  font-weight: 850;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  font-size: clamp(38px, 6vw, 70px);
  line-height: 0.98;
  letter-spacing: 0;
  margin-bottom: 18px;
}

h2 {
  font-size: 22px;
}

.lede,
.helper {
  max-width: 620px;
  color: var(--muted);
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.55;
}

.helper {
  font-size: 16px;
  margin-bottom: 24px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 48px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 8px;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.wide {
  width: 100%;
}

.primary {
  background: var(--primary);
  color: white;
}

.primary:hover {
  background: var(--primary-dark);
}

.secondary {
  background: white;
  border-color: var(--line);
  color: var(--ink);
}

.secondary:hover {
  border-color: var(--primary);
}

.qr-panel,
.checkin-card,
.success-card,
.panel,
.table-wrap,
.metrics article,
.learner-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 54px rgba(20, 32, 27, 0.08);
}

.qr-panel,
.panel,
.checkin-card,
.success-card,
.learner-card {
  padding: clamp(20px, 4vw, 32px);
}

.qr-shell {
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: #f0eee8;
  overflow: hidden;
}

.qr-shell img {
  width: min(100%, 320px);
  height: auto;
}

.mono {
  margin: 16px 0 0;
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 12px;
  overflow-wrap: anywhere;
}

.mobile-shell {
  display: grid;
  grid-template-columns: minmax(0, 520px) minmax(260px, 1fr);
  gap: 18px;
  align-items: start;
}

.checkin-card h1 {
  font-size: clamp(34px, 8vw, 52px);
  line-height: 1;
}

label {
  display: grid;
  gap: 8px;
  margin-bottom: 16px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 750;
}

input,
select,
textarea {
  width: 100%;
  min-height: 52px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  color: var(--ink);
  background: white;
  font: inherit;
  font-size: 17px;
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--primary);
  outline: 3px solid rgba(14, 107, 93, 0.14);
}

.known-learner {
  display: grid;
  gap: 4px;
  padding: 16px;
  margin-bottom: 16px;
  background: var(--soft);
  border: 1px solid #cfe0d8;
  border-radius: 8px;
}

.known-learner span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.known-learner strong {
  font-size: 24px;
}

.status {
  min-height: 24px;
  margin: 14px 0 0;
  color: var(--primary);
  font-weight: 800;
  line-height: 1.45;
}

.danger {
  color: var(--danger);
}

.success-card h2 {
  font-size: clamp(28px, 6vw, 42px);
  line-height: 1.08;
}

dl {
  display: grid;
  gap: 14px;
  margin: 22px 0;
}

dt {
  color: var(--muted);
  font-size: 13px;
  font-weight: 850;
}

dd {
  margin: 4px 0 0;
}

.history-list {
  padding: 16px;
  background: var(--surface);
  border-radius: 8px;
}

.history-list span {
  display: block;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.history-list strong {
  display: block;
  margin-top: 4px;
  font-size: 32px;
}

.history-list p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.45;
}

.workbench {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  gap: 18px;
  align-items: start;
}

.workbench h1,
.dashboard h1 {
  font-size: clamp(34px, 4vw, 52px);
  line-height: 1;
}

.results {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.result-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.result-card strong,
.result-card span {
  display: block;
}

.result-card span {
  color: var(--muted);
  margin-top: 4px;
}

.dashboard-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 22px;
}

.token-row {
  display: flex;
  gap: 10px;
  align-items: center;
}

.token-row input {
  width: 180px;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}

.metrics article {
  padding: 18px;
}

.metrics span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 850;
}

.metrics strong {
  display: block;
  margin-top: 8px;
  font-size: clamp(28px, 3vw, 40px);
}

.helper.small {
  font-size: 13px;
  margin-bottom: 14px;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: 14px;
  padding: 18px;
  margin-bottom: 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.filters label {
  margin-bottom: 0;
  min-width: 140px;
}

.filters button {
  min-height: 52px;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 32px;
  margin-bottom: 8px;
}

.trend {
  display: grid;
  gap: 10px;
  margin-bottom: 24px;
}

.locality-list {
  display: grid;
  gap: 10px;
  margin-bottom: 24px;
}

.daily-list {
  display: grid;
  gap: 8px;
  margin-bottom: 32px;
}

.daily-row {
  display: grid;
  grid-template-columns: 160px 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
}

.daily-row:hover {
  border-color: var(--primary);
}

.daily-row em {
  color: var(--muted);
  font-style: normal;
  font-size: 13px;
}

.reengagement-list {
  display: grid;
  gap: 12px;
  margin-bottom: 32px;
}

.reengagement-card {
  display: grid;
  gap: 10px;
  padding: 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.reengagement-card span {
  display: block;
  color: var(--muted);
  font-size: 13px;
  margin-top: 2px;
}

.message-preview {
  margin: 0;
  padding: 12px;
  background: var(--surface);
  border-radius: 8px;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 13px;
  white-space: pre-wrap;
}

.pagination {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 16px;
  color: var(--muted);
  font-size: 14px;
}

.page-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-button {
  min-width: 38px;
  min-height: 36px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: white;
  color: var(--ink);
  font: inherit;
  cursor: pointer;
}

.page-button.active {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

.page-button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.page-ellipsis {
  display: inline-flex;
  align-items: center;
  padding: 0 4px;
  color: var(--muted);
}

.trend-row {
  display: grid;
  grid-template-columns: 130px minmax(120px, 1fr) 42px;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 14px;
}

.trend-row div {
  height: 12px;
  background: #e6e2d8;
  border-radius: 999px;
  overflow: hidden;
}

.trend-row i {
  display: block;
  height: 100%;
  background: var(--accent);
}

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

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

th,
td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--muted);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0;
}

tr:last-child td {
  border-bottom: 0;
}

.empty {
  color: var(--muted);
  text-align: center;
}

.learner-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.learner-card h2 {
  margin-bottom: 4px;
}

.learner-card > p {
  color: var(--muted);
}

@media (max-width: 840px) {
  .topbar,
  .dashboard-head,
  .token-row {
    align-items: stretch;
    flex-direction: column;
  }

  .nav {
    width: 100%;
    overflow-x: auto;
  }

  main {
    padding: 18px 14px 40px;
  }

  .hero,
  .mobile-shell,
  .workbench,
  .learner-grid,
  .dashboard-grid {
    grid-template-columns: 1fr;
  }

  .filters {
    flex-direction: column;
    align-items: stretch;
  }

  .filters label {
    min-width: 0;
  }

  .daily-row {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .hero {
    min-height: 0;
  }

  .metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .token-row input {
    width: 100%;
  }

  .trend-row {
    grid-template-columns: 92px minmax(80px, 1fr) 34px;
  }

  h1 {
    font-size: 38px;
  }
}

@media (max-width: 460px) {
  .metrics {
    grid-template-columns: 1fr;
  }

  .brand small {
    display: none;
  }
}