:root {
  --bg: #f3f6fb;
  --surface: #ffffff;
  --surface-muted: #f8fafc;
  --text: #1f2937;
  --text-soft: #6b7280;
  --brand: #2563eb;
  --brand-strong: #1d4ed8;
  --border: #e5e7eb;
  --shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

html {
  font-size: 16px;
  position: relative;
  min-height: 100%;
}

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: radial-gradient(circle at top right, #dbeafe 0%, var(--bg) 40%);
  color: var(--text);
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: url("/images/fencing-watermark.png");
  background-repeat: no-repeat;
  background-position: center;
  background-size: min(88vw, 1100px);
  opacity: 0.08;
  pointer-events: none;
  z-index: 0;
}

main {
  padding-bottom: 2rem;
}

a {
  color: var(--brand);
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}

a:hover {
  color: var(--brand-strong);
}

.app-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 1;
}

.app-main {
  flex: 1;
}

.app-navbar {
  background: linear-gradient(90deg, #0f172a 0%, #1e293b 100%);
  box-shadow: 0 3px 15px rgba(15, 23, 42, 0.22);
}

.app-navbar .navbar-brand,
.app-navbar .nav-link,
.app-navbar .btn-link.nav-link {
  color: #e2e8f0 !important;
  transition: color 0.2s ease, opacity 0.2s ease;
}

.app-navbar .nav-link:hover,
.app-navbar .btn-link.nav-link:hover,
.app-navbar .navbar-brand:hover {
  color: #ffffff !important;
}

.app-navbar .nav-link {
  position: relative;
}

.app-navbar .nav-link::after {
  content: "";
  position: absolute;
  left: 0.8rem;
  right: 0.8rem;
  bottom: 0.3rem;
  height: 2px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.8);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.app-navbar .nav-link:hover::after,
.app-navbar .nav-link:focus-visible::after {
  opacity: 1;
}

.app-navbar .dropdown-menu {
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.12);
}

.app-navbar .dropdown-item {
  font-weight: 500;
}

.app-navbar .dropdown-item:active {
  background-color: #eff6ff;
  color: #1d4ed8;
}

.app-navbar .navbar-brand-mark {
  height: 2.4rem;
  max-width: 12rem;
  width: auto;
  margin-right: 0.5rem;
  display: block;
  object-fit: contain;
  mix-blend-mode: screen;
}

.app-navbar .navbar-toggler {
  border-color: rgba(255, 255, 255, 0.45);
}

.app-navbar .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.content-card {
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(2px);
  padding: 1.5rem;
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.content-card:hover {
  box-shadow: 0 14px 28px rgba(15, 23, 42, 0.1);
  border-color: #dbeafe;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.page-title {
  margin: 0;
  font-size: 1.75rem;
  font-weight: 700;
}

.page-subtitle {
  margin: 0.35rem 0 0;
  color: var(--text-soft);
}

.btn {
  border-radius: 10px;
  font-weight: 600;
  transition: box-shadow 0.2s ease, filter 0.2s ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--brand), var(--brand-strong));
  border: 0;
}

.btn-secondary {
  border: 1px solid #cbd5e1;
  background: #e2e8f0;
  color: #0f172a;
}

.table-modern {
  margin: 0;
  border-radius: 12px;
  overflow: hidden;
}

.table-modern thead th {
  background-color: var(--surface-muted);
  border-bottom: 1px solid var(--border);
  font-weight: 600;
  color: #334155;
}

.table-modern > :not(caption) > * > * {
  padding: 0.9rem 1rem;
}

.table-modern tbody tr:hover {
  background: #f8fbff;
}

.table-modern tbody tr {
  transition: background-color 0.2s ease;
}

.table-modern td a {
  font-weight: 600;
}

.form-control,
.form-select,
textarea.form-control {
  border-radius: 10px;
  border: 1px solid #d1d5db;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.form-control:hover,
.form-select:hover,
textarea.form-control:hover {
  border-color: #93c5fd;
}

.list-group-item {
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.list-group-item:hover {
  background: #f8fbff;
  border-color: #dbeafe;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
}

.status-badge::before {
  content: "";
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
}

.status-badge.success {
  background: #ecfdf5;
  color: #166534;
}

.status-badge.success::before {
  background: #22c55e;
}

.status-badge.neutral {
  background: #f1f5f9;
  color: #334155;
}

.status-badge.neutral::before {
  background: #94a3b8;
}

.app-footer,
.footer.app-footer {
  border-top: 1px solid var(--border);
  background: #ffffffcc;
  backdrop-filter: blur(3px);
}

.footer.app-footer {
  position: static;
  width: 100%;
  white-space: normal;
  line-height: normal;
}

.app-footer .container {
  padding-top: 0.9rem;
  padding-bottom: 0.9rem;
  color: var(--text-soft);
}

.hero {
  padding: 2rem;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(239, 246, 255, 0.82) 0%, rgba(255, 255, 255, 0.78) 60%);
  border: 1px solid #dbeafe;
  backdrop-filter: blur(2px);
}

.app-main .bg-light:not(pre) {
  background-color: rgba(248, 249, 250, 0.72) !important;
  backdrop-filter: blur(2px);
}

.hero h1 {
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.hero p {
  color: var(--text-soft);
  font-size: 1.05rem;
  margin-bottom: 1.25rem;
}

.empty-state {
  border: 1px dashed #bfdbfe;
  background: linear-gradient(180deg, #f8fbff 0%, #f1f5f9 100%);
  border-radius: 12px;
  padding: 1rem 1.2rem;
  color: #475569;
  transition: border-color 0.2s ease;
}

.empty-state:hover {
  border-color: #93c5fd;
}

.btn:focus,
.btn:active:focus,
.btn-link.nav-link:focus,
.form-control:focus,
.form-check-input:focus {
  box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.25);
}

/* Identity UI: match app typography and spacing (scoped) */
.identity-pages {
  overflow: visible;
}

.identity-pages h1:not(.page-title) {
  margin: 0 0 1rem;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text);
}

.identity-pages h2 {
  margin: 0 0 0.75rem;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-soft);
}

.identity-pages h3 {
  margin: 0 0 1rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
}

.identity-pages h4 {
  margin: 1rem 0 0.75rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}

.identity-pages hr {
  border-color: var(--border);
  opacity: 1;
}

.identity-pages .form-label {
  font-weight: 600;
  color: var(--text);
}

.identity-pages .checkbox label {
  font-weight: 500;
}

.identity-manage-intro .page-title {
  margin-bottom: 0.35rem;
}

.identity-manage-layout {
  margin-top: 0.25rem;
}

.identity-manage-nav .nav.nav-pills {
  gap: 0.35rem;
}

.identity-manage-nav .nav.nav-pills .nav-link {
  border-radius: 10px;
  padding: 0.45rem 0.75rem;
  font-weight: 600;
  color: var(--text);
  transition: background-color 0.15s ease, color 0.15s ease;
}

.identity-manage-nav .nav.nav-pills .nav-link:hover {
  background-color: var(--surface-muted);
  color: var(--brand-strong);
}

.identity-manage-nav .nav.nav-pills .nav-link.active {
  background: linear-gradient(135deg, var(--brand), var(--brand-strong));
  color: #ffffff;
}

.identity-manage-body > :first-child {
  margin-top: 0;
}

/* Create Pool: fencer names with line-number gutter (aligned to textarea metrics) */
.fencer-names-field {
  display: flex;
  align-items: stretch;
  border: 1px solid #ced4da;
  border-radius: 0.375rem;
  overflow: hidden;
  background-color: #fff;
}

.fencer-names-field:focus-within {
  border-color: #86b7fe;
  box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

.fencer-line-numbers {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  width: 2rem;
  padding: 0.375rem 0.35rem 0.375rem 0.5rem;
  background-color: var(--surface-muted, #f8fafc);
  border-right: 1px solid var(--border, #e5e7eb);
  color: var(--text-soft, #6b7280);
  font-family: inherit;
  font-size: 1rem;
  line-height: 1.5;
  font-variant-numeric: tabular-nums;
  user-select: none;
  text-align: right;
}

.fencer-line-numbers .fencer-line-num {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex: 0 0 auto;
  min-height: calc(1em * 1.5);
  line-height: 1.5;
}

.fencer-names-field textarea.fencer-names-textarea {
  border: none;
  border-radius: 0;
  resize: vertical;
  font-size: 1rem;
  line-height: 1.5;
  padding: 0.375rem 0.75rem;
  min-height: calc(8 * 1.5em + 0.75rem);
}

.fencer-names-field textarea.fencer-names-textarea:focus {
  box-shadow: none;
}

/* Pool Details: scoring grid */
.pool-grid-table {
  --my-fencer-edge: #212529;
  table-layout: fixed;
  border-collapse: separate;
  border-spacing: 0;
}

.pool-grid-table th,
.pool-grid-table td {
  white-space: nowrap;
  overflow: hidden;
}

.pool-grid-table .sticky-number {
  position: sticky;
  left: 0;
  min-width: 48px;
  width: 48px;
  background-color: #fff;
  z-index: 3;
  box-shadow: 1px 0 0 #dee2e6;
}

.pool-grid-table thead .sticky-number {
  z-index: 4;
}

.pool-grid-scroll {
  overflow-x: auto;
}

.pool-grid-table .name-column {
  min-width: 112px;
  width: 112px;
}

.pool-grid-table td:not(.sticky-number):not(.name-column),
.pool-grid-table th:not(.sticky-number):not(.name-column) {
  min-width: 80px;
  width: 80px;
}

.pool-grid-table .score-select {
  min-width: 0;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  padding-left: 0.45rem;
  padding-right: 1.35rem;
  font-size: 0.9rem;
  text-overflow: clip;
}

/* Row tint and horizontal edges, but not over win/loss cell backgrounds (higher specificity there). */
.pool-grid-table tbody tr.my-fencer-row > td:not(.readonly-score-win):not(.readonly-score-loss) {
  background-color: #fff8e1;
  box-shadow: inset 0 2px 0 0 var(--my-fencer-edge), inset 0 -2px 0 0 var(--my-fencer-edge);
}

.pool-grid-table tbody tr.my-fencer-row > td.sticky-number {
  box-shadow: 1px 0 0 #dee2e6, inset 0 2px 0 0 var(--my-fencer-edge), inset 0 -2px 0 0 var(--my-fencer-edge);
}

.pool-grid-table tbody tr.my-fencer-row > td.readonly-score-win,
.pool-grid-table tbody tr.my-fencer-row > td.readonly-score-loss {
  box-shadow: inset 0 2px 0 0 var(--my-fencer-edge), inset 0 -2px 0 0 var(--my-fencer-edge);
}

.pool-grid-table thead th.my-fencer-column {
  background-color: #fff3cd;
  box-shadow: inset 2px 0 0 0 var(--my-fencer-edge), inset -2px 0 0 0 var(--my-fencer-edge);
}

.pool-grid-table tbody td.my-fencer-column-cell {
  box-shadow: inset 2px 0 0 0 var(--my-fencer-edge), inset -2px 0 0 0 var(--my-fencer-edge);
}

.pool-grid-table tbody tr.my-fencer-row > td.my-fencer-column-cell {
  box-shadow:
    inset 0 2px 0 0 var(--my-fencer-edge),
    inset 0 -2px 0 0 var(--my-fencer-edge),
    inset 2px 0 0 0 var(--my-fencer-edge),
    inset -2px 0 0 0 var(--my-fencer-edge);
}

.pool-grid-table .readonly-score {
  display: inline-block;
  min-width: 2.5rem;
  font-weight: 600;
}

.pool-grid-table td.readonly-score-win {
  background-color: #c6efce;
}

.pool-grid-table td.readonly-score-loss {
  background-color: #f8cbcb;
}

@media (max-width: 767.98px) {
  .pool-grid-table .name-column {
    min-width: 104px;
    width: 104px;
  }

  .pool-grid-table .sticky-number {
    position: sticky;
    left: 0;
    min-width: 44px;
    width: 44px;
  }

  .pool-grid-table td:not(.sticky-number):not(.name-column),
  .pool-grid-table th:not(.sticky-number):not(.name-column) {
    min-width: 78px;
    width: 78px;
  }

  .pool-grid-table .score-select {
    font-size: 0.86rem;
    padding-left: 0.4rem;
    padding-right: 1.25rem;
  }
}