:root {
  --color-bg: oklch(97% 0.004 95);
  --color-surface: #fff;
  --color-text: oklch(22% 0.005 95);
  --color-text-muted: oklch(48% 0.006 95);
  --color-text-subtle: oklch(40% 0.006 95);
  --color-text-faint: oklch(60% 0.006 95);

  --color-border: oklch(89% 0.005 95);
  --color-border-strong: oklch(85% 0.005 95);
  --color-border-light: oklch(92% 0.005 95);
  --color-border-hairline: oklch(90% 0.005 95);

  --color-nav-bg: oklch(20% 0.01 255);
  --color-primary: oklch(53% 0.17 255);
  --color-primary-hover: oklch(46% 0.17 255);
  --color-primary-bg: oklch(93% 0.03 255);
  --color-primary-text: oklch(40% 0.1 255);

  --color-neutral-bg: oklch(93% 0.005 95);
  --color-danger: oklch(53% 0.17 25);
  --color-danger-hover: oklch(46% 0.17 25);
  --color-danger-border: oklch(80% 0.1 25);
  --color-danger-bg: oklch(93% 0.05 25);
  --color-success-bg: oklch(93% 0.05 150);
  --color-success-text: oklch(35% 0.1 150);

  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 10px;
  --radius-pill: 999px;

  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.06);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
    sans-serif;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

a:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
}

[hidden] {
  display: none !important;
}

/* Header + tab nav, shared across every authenticated page */

.app-header {
  background: var(--color-nav-bg);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 28px;
}

.app-header .brand {
  font-weight: 700;
  font-size: 18px;
  display: flex;
  align-items: center;
}

.brand-icon {
  height: 1.3em;
  width: 1.3em;
  margin-right: 8px;
  border-radius: 4px;
  flex-shrink: 0;
}

.app-header .brand .brand-subtitle {
  opacity: 0.55;
  font-weight: 400;
  font-size: 13px;
  margin-left: 8px;
}

.app-header .session {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 14px;
}

.app-header .session .who {
  opacity: 0.7;
}

.btn-logout {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  cursor: pointer;
}

.btn-logout:hover {
  background: rgba(255, 255, 255, 0.08);
}

.app-tabs {
  display: flex;
  gap: 24px;
  padding: 14px 28px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  font-size: 14px;
}

.app-tabs a {
  color: var(--color-text-subtle);
  font-weight: 600;
  padding-bottom: 12px;
  border-bottom: 2px solid transparent;
}

.app-tabs a:hover {
  color: var(--color-primary);
  text-decoration: none;
}

.app-tabs a.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

/* Page layout */

.page {
  min-height: 480px;
  padding: 36px 28px;
  background: var(--color-bg);
}

.page-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.page-inner--narrow {
  max-width: 800px;
}

.page-inner--form {
  max-width: 720px;
}

.page-inner--detail {
  max-width: 1100px;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.page-header h1 {
  font-size: 22px;
  margin: 0;
}

.app-footer {
  padding: 14px 28px;
  text-align: center;
  font-size: 12px;
  color: var(--color-text-faint);
  border-top: 1px solid var(--color-border-hairline);
  background: var(--color-surface);
}

/* Dashboard cards */

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 22px;
}

.card-title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 14px;
}

.card-count {
  font-size: 34px;
  font-weight: 700;
}

.card-subtitle {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

.card-link {
  font-size: 13px;
  font-weight: 600;
}

/* Badges */

.badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: var(--radius-pill);
}

.badge-primary {
  background: var(--color-primary-bg);
  color: var(--color-primary-text);
}

.badge-neutral {
  background: var(--color-neutral-bg);
  color: var(--color-text-muted);
}

/* Buttons */

.btn {
  display: inline-block;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  font-family: inherit;
  text-decoration: none;
}

.btn:hover {
  text-decoration: none;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  border: none;
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  color: #fff;
}

.btn-secondary {
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  color: var(--color-primary);
}

.btn-secondary:hover {
  background: var(--color-bg);
  color: var(--color-primary-hover);
}

.btn-danger {
  background: var(--color-danger);
  color: #fff;
  border: none;
}

.btn-danger:hover {
  background: var(--color-danger-hover);
  color: #fff;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-sm {
  padding: 9px 16px;
  font-size: 13px;
}

/* Forms */

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-subtle);
  margin-bottom: 6px;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
input[type="search"],
input[type="tel"],
select,
textarea {
  width: 100%;
  box-sizing: border-box;
  padding: 10px 12px;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: inherit;
  background: var(--color-surface);
  color: var(--color-text);
}

.search-input {
  padding: 11px 14px;
  border-radius: var(--radius-md);
}

.prior-exhibitor-search {
  border-style: dashed;
  background: var(--color-bg);
}

/* Filter chips (search + toggle row above a list table) */

.filter-row {
  display: flex;
  gap: 10px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.filter-row .search-input {
  flex: 1;
  min-width: 220px;
}

.chip {
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  background: var(--color-neutral-bg);
  color: var(--color-text-muted);
  font-size: 13px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.chip:hover {
  background: var(--color-border-strong);
}

.chip-active {
  background: var(--color-primary-bg);
  color: var(--color-primary-text);
}

.filter-select {
  width: auto;
  padding: 8px 12px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 600;
}

/* Login screen */

.login-page {
  min-height: 640px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
  padding: 60px 20px;
}

.login-card {
  width: 380px;
  max-width: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow-card);
}

.login-card .brand {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 4px;
  display: flex;
  align-items: center;
}

.login-card .subtitle {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 28px;
}

.login-card label {
  margin-bottom: 18px;
  display: block;
}

.login-card button {
  width: 100%;
  padding: 11px;
}

/* Flash messages */

.flash {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 14px;
  margin-bottom: 18px;
}

.flash-success {
  background: var(--color-success-bg);
  color: var(--color-success-text);
}

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

/* Back link */

.back-link {
  display: inline-block;
  font-size: 13px;
  margin-bottom: 10px;
}

/* Button rows */

.button-row {
  display: flex;
  gap: 10px;
}

/* Tables (lists + detail cards) */

.table-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

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

.table thead tr {
  background: var(--color-neutral-bg);
  text-align: left;
}

.table th {
  padding: 12px 16px;
  font-size: 12px;
  color: var(--color-text-muted);
  font-weight: 600;
}

.table td {
  padding: 13px 16px;
  color: var(--color-text-subtle);
}

.table td:first-child {
  color: var(--color-text);
}

.table tbody tr {
  border-top: 1px solid var(--color-border-light);
}

.table-empty {
  color: var(--color-text-faint);
  font-style: italic;
}

.table-compact th,
.table-compact td {
  padding: 8px 0;
  font-size: 13px;
}

.table-compact thead tr {
  background: none;
}

.result-edit select,
.result-edit input {
  width: auto;
}

.result-edit select {
  min-width: 110px;
}

.result-edit input[type="number"] {
  width: 90px;
}

/* Detail layout */

.detail-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 20px;
  align-items: start;
}

.card-section-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-text-muted);
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.card-section-title--row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.field-grid {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 10px 14px;
  font-size: 14px;
}

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

.stack {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.totals-row {
  display: flex;
  justify-content: space-between;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--color-border);
  font-size: 14px;
  font-weight: 700;
}

.muted-note {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 6px;
}

/* Forms */

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-grid .full {
  grid-column: 1 / -1;
}

.form-grid-inline {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-grid-inline--3col {
  grid-template-columns: 1fr 1fr 1fr;
}

.form-section-title {
  border-top: 1px solid var(--color-border-light);
  margin-top: 6px;
  padding-top: 16px;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-text-muted);
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 22px;
}

.checkbox-row input[type="checkbox"] {
  width: 16px;
  height: 16px;
}

.form-actions {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-top: 26px;
}

.inline-form {
  display: inline;
}

input:disabled,
textarea:disabled {
  background: var(--color-neutral-bg);
  color: var(--color-text-muted);
  cursor: not-allowed;
}

/* Trophy attachments + winner panels */

.attach-row {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  padding: 8px 0;
  border-top: 1px solid var(--color-border-light);
}

.attach-row:first-child {
  border-top: none;
}

.suggested-winner {
  background: var(--color-primary-bg);
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.suggested-winner form {
  display: flex;
  gap: 10px;
  align-items: center;
}

.suggested-winner select {
  width: auto;
}

.checkbox-list .search-input {
  margin-bottom: 12px;
}

.checkbox-list-items {
  max-height: 260px;
  overflow-y: auto;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-sm);
  padding: 4px 12px;
}

.checkbox-list-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 0;
  font-size: 14px;
}

.checkbox-list-item input[type="checkbox"] {
  width: 16px;
  height: 16px;
}

/* Reports (print-friendly sheets) */

.report-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
}

.report-toolbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.report-block + .report-block {
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px dashed var(--color-border-strong);
}

.report-header {
  margin-bottom: 16px;
}

.report-header h1 {
  font-size: 20px;
  margin: 0 0 4px;
}

.report-header h2 {
  font-size: 16px;
  margin: 0 0 4px;
}

.report-header h3 {
  font-size: 14px;
  margin: 0 0 4px;
}

.report-subtitle {
  font-size: 13px;
  color: var(--color-text-muted);
}

.report-totals {
  display: flex;
  justify-content: space-between;
  margin-top: 14px;
  padding: 14px 16px;
  background: var(--color-neutral-bg);
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 700;
}

@media print {
  .app-header,
  .app-tabs,
  .app-footer,
  .no-print {
    display: none !important;
  }

  body,
  .page {
    background: #fff;
  }

  .page {
    padding: 0;
    min-height: 0;
  }

  .table-card {
    border: none;
  }

  .report-block {
    page-break-after: always;
  }

  .report-block:last-child {
    page-break-after: auto;
  }

  a {
    color: var(--color-text);
    text-decoration: none;
  }
}

/* Error page */

.error-page {
  max-width: 40rem;
  margin: 4rem auto;
  padding: 0 1rem;
}

.error-page pre {
  background: var(--color-neutral-bg);
  padding: 1rem;
  border-radius: var(--radius-md);
  overflow-x: auto;
  white-space: pre-wrap;
}

/* Utilities */

.mt-12 {
  margin-top: 12px;
}

.mt-16 {
  margin-top: 16px;
}

.mt-20 {
  margin-top: 20px;
}

.mb-16 {
  margin-bottom: 16px;
}