:root {
  --color-primary: #0a1128;
  --color-primary-light: #14224a;
  --color-accent: #2563eb;
  --color-accent-light: #60a5fa;
  --color-bg: #f3f4f6;
  --color-text: #1f2937;
  --color-muted: #6b7280;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
}

a {
  color: var(--color-accent);
}

.portal-header {
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.portal-header .brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: #ffffff;
  font-weight: 700;
}

.portal-header .brand img {
  height: 36px;
  width: 36px;
  border-radius: 50%;
  object-fit: cover;
}

.portal-header nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.1rem;
  justify-content: flex-end;
}

.portal-header nav a {
  color: #ffffff;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
}

.portal-header nav a:hover {
  color: var(--color-accent-light);
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}

.dashboard-card {
  background-color: #ffffff;
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
  text-decoration: none;
  color: var(--color-text);
  display: block;
  border-left: 4px solid var(--color-accent);
}

.dashboard-card:hover {
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
}

.dashboard-card strong {
  display: block;
  font-size: 2rem;
  color: var(--color-primary);
}

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

.inline-form {
  display: flex;
  gap: 0.5rem;
  align-items: flex-end;
  flex-wrap: wrap;
}

.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.5rem;
  max-height: 220px;
  overflow-y: auto;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  padding: 0.75rem;
}

.checkbox-grid label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 400;
  font-size: 0.9rem;
}

.zone-promotion {
  background-color: #dcfce7;
}

.zone-relegation {
  background-color: #fee2e2;
}

.bracket {
  display: flex;
  gap: 3rem;
  overflow-x: auto;
  padding: 1rem 0.25rem;
}

.bracket-round {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  min-width: 190px;
}

.bracket-round h4 {
  text-align: center;
  color: var(--color-primary);
  margin: 0 0 0.75rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.bracket-match {
  position: relative;
  background-color: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
  margin: 0.6rem 0;
  font-size: 0.85rem;
}

.bracket-round:not(:last-child) .bracket-match::after {
  content: '';
  position: absolute;
  right: -1.5rem;
  top: 50%;
  width: 1.5rem;
  height: 1px;
  background-color: #cbd5e1;
}

.bracket-player {
  display: flex;
  justify-content: space-between;
  padding: 0.2rem 0;
}

.bracket-player.winner {
  font-weight: 700;
  color: var(--color-accent);
}

.bracket-champion {
  background-color: #eef2ff;
  border: 2px solid var(--color-accent);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  text-align: center;
  font-weight: 700;
  color: var(--color-primary);
  margin: auto 0;
}

.portal-main {
  max-width: 1000px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at top, var(--color-primary-light) 0%, var(--color-primary) 60%, #000000 100%);
  padding: 1.5rem;
}

.auth-card {
  background-color: #ffffff;
  border-radius: 12px;
  padding: 2.5rem;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.35);
  text-align: center;
}

.auth-card img {
  height: 64px;
  width: 64px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 1rem;
}

.auth-card h1 {
  font-size: 1.4rem;
  color: var(--color-primary);
  margin: 0 0 1.5rem;
}

.form-row {
  display: grid;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
  text-align: left;
}

.form-row label {
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.9rem;
}

.form-row input,
.form-row select {
  font: inherit;
  padding: 0.65rem 0.85rem;
  border: 1px solid #d1d5db;
  border-radius: 8px;
}

.form-row input:focus,
.form-row select:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
}

.btn {
  display: inline-block;
  padding: 0.7rem 1.6rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  border: none;
  cursor: pointer;
  font: inherit;
  background-color: var(--color-accent);
  color: #ffffff;
}

.btn:hover {
  background-color: var(--color-accent-light);
}

.btn-block {
  width: 100%;
}

.btn-secondary {
  background-color: #e5e7eb;
  color: var(--color-text);
}

.btn-danger {
  background-color: #dc2626;
}

.alert {
  padding: 0.85rem 1rem;
  border-radius: 8px;
  margin-bottom: 1.25rem;
  font-size: 0.9rem;
}

.alert-error {
  background-color: #fee2e2;
  color: #991b1b;
}

.alert-success {
  background-color: #dcfce7;
  color: #166534;
}

.card {
  background-color: #ffffff;
  border-radius: 12px;
  padding: 1.75rem;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
  margin-bottom: 1.5rem;
}

.card h2, .card h3 {
  color: var(--color-primary);
  margin-top: 0;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th,
.data-table td {
  text-align: left;
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid #e5e7eb;
}

.data-table th {
  color: var(--color-muted);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
}

.badge-active {
  background-color: #dcfce7;
  color: #166534;
}

.badge-inactive {
  background-color: #f3f4f6;
  color: #6b7280;
}

.table-actions a {
  margin-right: 0.75rem;
  font-size: 0.9rem;
}

.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.detail-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.9rem;
}

.detail-list li {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid #e5e7eb;
  padding-bottom: 0.6rem;
}

.detail-list span:first-child {
  color: var(--color-muted);
}

.detail-list span:last-child {
  font-weight: 600;
}