:root {
  --bg: #f5f4ee;
  --panel: #fffef8;
  --text: #1f1d19;
  --muted: #6b655d;
  --line: #d9d1c5;
  --brand: #0d7a52;
  --brand-2: #d9a441;
  --danger: #9d2b2b;
  --shadow: 0 12px 30px rgba(31, 29, 25, 0.08);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  font-family: Georgia, "Times New Roman", serif;
  background:
    radial-gradient(circle at top right, rgba(217, 164, 65, 0.16), transparent 26%),
    radial-gradient(circle at bottom left, rgba(13, 122, 82, 0.12), transparent 24%),
    var(--bg);
  color: var(--text);
}

body {
  min-height: 100vh;
}

.shell {
  width: min(960px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 32px 0 48px;
}

.shell--center {
  min-height: 100vh;
  display: grid;
  place-items: center;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 28px;
}

.payment {
  display: grid;
  gap: 24px;
}

.payment__top {
  display: grid;
  gap: 12px;
}

.eyebrow {
  color: var(--brand);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.lede,
.muted {
  color: var(--muted);
}

.muted code,
.lede code {
  color: var(--text);
}

.payment__grid {
  display: grid;
  grid-template-columns: minmax(0, 360px) minmax(0, 1fr);
  gap: 24px;
}

.qr {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
  display: grid;
  gap: 16px;
  justify-items: center;
}

.qr img {
  width: min(100%, 260px);
  aspect-ratio: 1;
  background: #fff;
  border: 1px solid var(--line);
}

.amount {
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1;
}

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

.detail-list {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px 14px;
  margin: 0;
}

.detail-list dt {
  color: var(--muted);
}

.detail-list dd {
  margin: 0;
  word-break: break-word;
}

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

.button,
.button:visited {
  appearance: none;
  border: 1px solid transparent;
  border-radius: 6px;
  background: var(--brand);
  color: #fff;
  text-decoration: none;
  padding: 12px 16px;
  cursor: pointer;
  font: inherit;
}

.button--secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}

.button--danger {
  background: var(--danger);
}

.status {
  padding: 14px 16px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: #fff;
}

.status--success {
  border-color: rgba(13, 122, 82, 0.25);
  color: var(--brand);
}

.status--warning {
  border-color: rgba(217, 164, 65, 0.35);
}

.status--error {
  border-color: rgba(157, 43, 43, 0.25);
  color: var(--danger);
}

.timer {
  font-variant-numeric: tabular-nums;
}

.field {
  display: grid;
  gap: 8px;
}

.field input {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  font: inherit;
}

.hidden {
  display: none;
}

a {
  color: inherit;
}

code,
pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

.site-shell {
  width: min(1180px, calc(100vw - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(245, 244, 238, 0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(217, 209, 197, 0.75);
}

.site-header__inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand,
.brand:visited {
  text-decoration: none;
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
}

.brand--block {
  display: inline-block;
  margin-bottom: 6px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.site-nav a,
.site-nav a:visited {
  text-decoration: none;
  color: var(--muted);
}

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

.hero {
  padding: 68px 0 48px;
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(320px, 420px);
  gap: 32px;
  align-items: start;
}

.hero__copy h1 {
  margin: 10px 0 16px;
  font-size: clamp(40px, 6vw, 68px);
  line-height: 0.98;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0 28px;
}

.hero-card {
  background: rgba(255, 255, 248, 0.88);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 20px;
  display: grid;
  gap: 14px;
}

.hero-card__row {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(217, 209, 197, 0.75);
}

.hero-card__row:last-of-type {
  border-bottom: 0;
  padding-bottom: 0;
}

.hero-card__label,
.sidebar-label {
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 12px;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 0;
}

.hero-metrics dt {
  color: var(--muted);
  font-size: 13px;
}

.hero-metrics dd {
  margin: 8px 0 0;
  font-size: 24px;
}

.section {
  padding: 32px 0 56px;
}

.section--tint {
  background: rgba(255, 255, 248, 0.7);
  border-top: 1px solid rgba(217, 209, 197, 0.75);
  border-bottom: 1px solid rgba(217, 209, 197, 0.75);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 24px;
}

.section-heading h2,
.section-heading--compact h2 {
  margin: 8px 0 10px;
  font-size: clamp(28px, 4vw, 42px);
}

.section-heading--compact h2 {
  font-size: 28px;
}

.feature-grid,
.flow-grid,
.stats-grid,
.dashboard-grid {
  display: grid;
  gap: 16px;
}

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-item,
.flow-grid article,
.stat-card {
  background: rgba(255, 255, 248, 0.85);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
}

.feature-item h3,
.flow-grid h3 {
  margin: 0 0 10px;
}

.flow-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.flow-grid span {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--brand);
  font-size: 24px;
}

.auth-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 16px;
}

.auth-card {
  width: min(540px, 100%);
  background: rgba(255, 255, 248, 0.92);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 28px;
}

.auth-card--wide {
  width: min(720px, 100%);
}

.auth-copy h1 {
  margin: 8px 0 10px;
  font-size: 42px;
}

.form-grid {
  display: grid;
  gap: 14px;
}

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

.form-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  grid-column: 1 / -1;
}

.field span {
  color: var(--muted);
}

.field textarea,
.field input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--text);
  font: inherit;
}

.field textarea {
  min-height: 110px;
  resize: vertical;
}

.portal {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
}

.portal-sidebar {
  border-right: 1px solid rgba(217, 209, 197, 0.75);
  padding: 26px 20px;
  display: grid;
  align-content: start;
  gap: 24px;
  background: rgba(255, 255, 248, 0.86);
}

.sidebar-section {
  display: grid;
  gap: 10px;
}

.sidebar-link,
.sidebar-link:visited {
  text-decoration: none;
  color: var(--text);
  padding: 10px 12px;
  border: 1px solid transparent;
  border-radius: 6px;
}

.sidebar-link.is-active {
  background: rgba(13, 122, 82, 0.08);
  border-color: rgba(13, 122, 82, 0.18);
}

.portal-main {
  padding: 24px;
  display: grid;
  gap: 18px;
}

.portal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.portal-header h1 {
  margin: 8px 0 0;
  font-size: 42px;
}

.stats-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.stat-card span {
  color: var(--muted);
}

.stat-card strong {
  display: block;
  margin-top: 10px;
  font-size: 34px;
}

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

.dashboard-grid--wide {
  grid-template-columns: minmax(0, 380px) minmax(0, 1fr);
}

.detail-list--stacked {
  grid-template-columns: 140px 1fr;
}

.table-wrap {
  overflow: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.data-table th,
.data-table td {
  text-align: left;
  padding: 12px 10px;
  border-bottom: 1px solid rgba(217, 209, 197, 0.85);
  vertical-align: top;
}

.data-table th {
  color: var(--muted);
  font-weight: 500;
}

.table-empty {
  color: var(--muted);
}

.code-block {
  margin: 0;
  padding: 16px;
  background: #1e1c18;
  color: #f6f3ec;
  border-radius: 8px;
  overflow: auto;
}

@media (max-width: 760px) {
  .site-header__inner,
  .portal-header {
    flex-direction: column;
    align-items: stretch;
  }

  .site-nav,
  .site-actions,
  .hero__actions {
    flex-wrap: wrap;
  }

  .hero__grid,
  .feature-grid,
  .flow-grid,
  .stats-grid,
  .dashboard-grid,
  .dashboard-grid--wide,
  .form-grid--double,
  .portal {
    grid-template-columns: 1fr;
  }

  .portal-sidebar {
    border-right: 0;
    border-bottom: 1px solid rgba(217, 209, 197, 0.75);
  }

  .hero-metrics {
    grid-template-columns: 1fr;
  }

  .payment__grid {
    grid-template-columns: 1fr;
  }

  .panel {
    padding: 20px;
  }
}