:root {
  color-scheme: light;
  --bg: #f6f7f4;
  --surface: #ffffff;
  --surface-muted: #f1f4ef;
  --text: #20231f;
  --muted: #667064;
  --border: #d9ded5;
  --accent: #176c5f;
  --accent-strong: #0d4d43;
  --accent-soft: #e3f1ed;
  --blue: #275d8c;
  --blue-soft: #e6eef6;
  --amber: #8d5e13;
  --amber-soft: #fff3d8;
  --danger: #a33a32;
  --danger-soft: #fae7e4;
  --shadow: 0 10px 28px rgb(38 45 33 / 8%);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

body {
  min-width: 320px;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  line-height: 1.5;
}

button,
select,
input {
  font: inherit;
}

button {
  min-height: 40px;
  border: 0;
  border-radius: var(--radius);
  cursor: pointer;
}

button:focus-visible,
select:focus-visible,
a:focus-visible {
  outline: 3px solid rgb(23 108 95 / 35%);
  outline-offset: 3px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 68px;
  padding: 0.75rem clamp(1rem, 4vw, 2.5rem);
  border-bottom: 1px solid var(--border);
  background: rgb(255 255 255 / 92%);
  backdrop-filter: blur(12px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: inherit;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border-radius: var(--radius);
  background: var(--text);
  color: var(--surface);
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
}

.brand small,
.eyebrow,
.muted,
.meta {
  color: var(--muted);
}

.brand small,
.meta {
  font-size: 0.8125rem;
}

.topnav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.topnav a,
.link-button {
  border-radius: var(--radius);
  color: var(--muted);
  font-size: 0.9375rem;
  font-weight: 650;
  padding: 0.55rem 0.75rem;
  text-decoration: none;
}

.link-button {
  min-height: auto;
  background: transparent;
}

.topnav a:hover,
.link-button:hover {
  background: var(--surface-muted);
  color: var(--text);
}

.shell {
  width: min(1440px, 100%);
  margin: 0 auto;
  padding: 1.25rem clamp(1rem, 4vw, 2.5rem) 2.5rem;
}

.page-title {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  margin: 0.5rem 0 1rem;
}

.page-title h1,
.section-header h2,
.booking-columns h3 {
  margin: 0;
  letter-spacing: 0;
}

.page-title h1 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  line-height: 1.1;
}

.section-header h2 {
  font-size: 1.1rem;
}

.booking-columns h3 {
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
}

.eyebrow {
  margin: 0 0 0.25rem;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status-pill,
.tag {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 30px;
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 750;
  padding: 0.25rem 0.65rem;
}

.status-pill {
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.metric {
  min-height: 104px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 1rem;
  box-shadow: var(--shadow);
}

.metric span {
  color: var(--muted);
  font-size: 0.8125rem;
  font-weight: 700;
}

.metric strong {
  display: block;
  margin-top: 0.4rem;
  font-size: 1.55rem;
  line-height: 1.1;
}

.workspace-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 400px);
  gap: 0.75rem;
  align-items: start;
}

.main-column,
.side-column {
  display: grid;
  gap: 0.75rem;
}

.panel {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem;
  border-bottom: 1px solid var(--border);
}

.booking-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  padding: 1rem;
}

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

.item,
.ledger-item,
.empty-state {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 0.875rem;
}

.booking-item,
.item {
  display: grid;
  gap: 0.75rem;
}

.item header,
.ledger-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.item h3,
.item h4 {
  margin: 0;
  font-size: 0.98rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.actions form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.primary-button,
.secondary-button,
.danger-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-weight: 800;
  padding: 0.55rem 0.85rem;
}

.primary-button {
  background: var(--accent);
  color: var(--surface);
}

.primary-button:hover {
  background: var(--accent-strong);
}

.secondary-button {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}

.secondary-button:hover {
  background: var(--surface-muted);
}

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

.danger-button:hover {
  background: #f4d1cc;
}

.tag-requested {
  background: var(--amber-soft);
  color: var(--amber);
}

.tag-confirmed {
  background: var(--blue-soft);
  color: var(--blue);
}

.tag-cancelled {
  background: var(--danger-soft);
  color: var(--danger);
}

.package-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  padding: 1rem;
}

.item dl {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
  margin: 0.75rem 0 0;
}

.item dt {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 750;
}

.item dd {
  margin: 0.15rem 0 0;
  font-weight: 800;
}

.form-stack {
  display: grid;
  gap: 0.65rem;
}

.panel-body {
  padding: 1rem;
}

.form-stack label {
  color: var(--muted);
  font-size: 0.8125rem;
  font-weight: 800;
}

.form-stack select,
.form-stack input,
.actions select {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  padding: 0 0.75rem;
}

.ledger {
  padding: 1rem;
}

.ledger {
  display: grid;
  gap: 0.6rem;
}

.ledger-item strong {
  color: var(--accent-strong);
}

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

.flash {
  width: min(1440px, calc(100% - 2rem));
  margin: 1rem auto 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem 0.9rem;
}

.flash-success {
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.flash-error {
  background: var(--danger-soft);
  color: var(--danger);
}

.public-shell,
.auth-shell {
  width: min(1120px, 100%);
  margin: 0 auto;
  padding: clamp(2rem, 8vw, 5rem) clamp(1rem, 4vw, 2.5rem);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: center;
  min-height: calc(100vh - 220px);
}

.hero h1,
.auth-panel h1 {
  margin: 0;
  font-size: clamp(2.3rem, 7vw, 5rem);
  line-height: 1;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 650px;
  color: var(--muted);
  font-size: clamp(1.1rem, 2vw, 1.35rem);
}

.hero-actions {
  margin-top: 1.5rem;
}

.primary-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  border-radius: var(--radius);
  background: var(--accent);
  color: var(--surface);
  font-weight: 800;
  padding: 0.65rem 0.9rem;
  text-decoration: none;
}

.product-snapshot {
  display: grid;
  gap: 0.75rem;
}

.product-snapshot div,
.value-strip article,
.auth-panel {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
  padding: 1rem;
}

.product-snapshot span {
  color: var(--muted);
  font-size: 0.8125rem;
  font-weight: 750;
}

.product-snapshot strong {
  display: block;
  margin-top: 0.25rem;
  font-size: 1.4rem;
}

.value-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.value-strip h2 {
  margin: 0;
  font-size: 1rem;
}

.value-strip p {
  margin-bottom: 0;
  color: var(--muted);
}

.auth-shell {
  display: grid;
  min-height: calc(100vh - 140px);
  place-items: center;
}

.auth-panel {
  width: min(420px, 100%);
}

.auth-panel h1 {
  margin-bottom: 1.5rem;
  font-size: 2rem;
}

@media (max-width: 1024px) {
  .metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .workspace-grid,
  .hero,
  .value-strip {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .topbar,
  .page-title,
  .section-header,
  .item header,
  .ledger-item {
    align-items: stretch;
    flex-direction: column;
  }

  .topnav {
    width: 100%;
    justify-content: space-between;
  }

  .metrics,
  .booking-columns,
  .package-grid {
    grid-template-columns: 1fr;
  }

  .metric {
    min-height: 92px;
  }
}