:root {
  --admin-bg: #f5f7fa;
  --admin-surface: #ffffff;
  --admin-text: #1f2937;
  --admin-muted: #6b7280;
  --admin-border: #e5e7eb;
  --admin-primary: #2f85ae;
  --admin-primary-hover: #2a6496;
  --admin-focus: rgba(47, 133, 174, 0.18);
  --admin-radius: 10px;
  --admin-shadow: 0 7px 14px 0 rgba(60, 66, 87, 0.08), 0 3px 6px 0 rgba(0, 0, 0, 0.06);
}

body.admin {
  background: var(--admin-bg);
  color: var(--admin-text);
}

body.admin .container {
  max-width: 1300px;
}

body.admin .admin-content {
  width: 100%;
}

/* Top nav */
body.admin .top-nav {
  max-width: 1300px;
  margin: 1.25rem auto 1.25rem;
  padding: 1.0rem 1.25rem;
  background: var(--admin-surface);
  border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius);
  box-shadow: var(--admin-shadow);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  column-gap: 1.0rem;
}

body.admin .top-nav-right {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex: 0 0 auto;
}

body.admin .top-nav-title a {
  color: var(--admin-text);
  font-size: 1.8rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

body.admin .top-nav-menu {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

body.admin .top-nav-item {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  color: var(--admin-muted);
  font-weight: 400;
  font-size: 1.4rem;
  transition: background-color 0.15s ease, color 0.15s ease;
}

body.admin .top-nav-item:hover,
body.admin .top-nav-item:focus {
  background: #f3f4f6;
  color: var(--admin-text);
}

body.admin .top-nav-item.is-active {
  background: rgba(47, 133, 174, 0.1);
  color: var(--admin-primary);
  font-weight: 500;
}

body.admin .top-nav-dropdown {
  position: relative;
}

body.admin .top-nav-dropdown > summary {
  list-style: none;
  cursor: pointer;
  border-radius: 6px;
  padding: 0.5rem 0.85rem;
  color: var(--admin-text);
  font-weight: 500;
  font-size: 1.4rem;
  user-select: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border: 1px solid transparent;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

body.admin .top-nav-dropdown > summary::after {
  content: '';
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid currentColor;
  opacity: 0.6;
  transition: transform 0.2s ease;
}

body.admin .top-nav-dropdown[open] > summary::after {
  transform: rotate(180deg);
}

body.admin .top-nav-dropdown > summary:hover,
body.admin .top-nav-dropdown > summary:focus {
  background: #f3f4f6;
  border-color: var(--admin-border);
  color: var(--admin-text);
}

body.admin .top-nav-dropdown[open] > summary {
  background: #f3f4f6;
  border-color: var(--admin-border);
}

body.admin .top-nav-dropdown.is-active > summary {
  background: rgba(47, 133, 174, 0.1);
  border-color: rgba(47, 133, 174, 0.25);
  color: var(--admin-primary);
}

body.admin .top-nav-dropdown > summary::-webkit-details-marker {
  display: none;
}

body.admin .top-nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 0.35rem);
  left: 0;
  z-index: 50;
  min-width: 200px;
  padding: 0.4rem;
  background: var(--admin-surface);
  border: 1px solid var(--admin-border);
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
  display: none;
  flex-direction: column;
  gap: 0.1rem;
}

body.admin .top-nav-dropdown[open] .top-nav-dropdown-menu {
  display: flex;
}

body.admin .top-nav-dropdown-menu .top-nav-item {
  border-radius: 6px;
  padding: 0.5rem 0.75rem;
  font-weight: 400;
  font-size: 1.4rem;
  color: var(--admin-text);
}

body.admin .top-nav-dropdown-menu .top-nav-item:hover,
body.admin .top-nav-dropdown-menu .top-nav-item:focus {
  background: #f3f4f6;
  color: var(--admin-text);
}

body.admin .top-nav-dropdown-menu .top-nav-item.is-active {
  background: rgba(47, 133, 174, 0.1);
  color: var(--admin-primary);
  font-weight: 500;
}

body.admin .top-nav-links a {
  border-radius: 6px;
  padding: 0.5rem 0.85rem;
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--admin-text);
  border: 1px solid var(--admin-border);
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

body.admin .top-nav-links a:hover,
body.admin .top-nav-links a:focus {
  background: #f3f4f6;
  border-color: #d1d5db;
  color: var(--admin-text);
}

/* Surfaces */
body.admin .content {
  background: var(--admin-surface);
  border-radius: var(--admin-radius);
  box-shadow: var(--admin-shadow);
  border: 1px solid var(--admin-border);
  width: 100%;
}

body.admin .admin-section {
  margin-top: 2.5rem;
}

body.admin .admin-section:first-of-type {
  margin-top: 1.5rem;
}

body.admin .admin-section-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 2rem;
}

body.admin .admin-card {
  border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius);
  background: #f8fafc;
  padding: 1.5rem;
}

body.admin .admin-card h4 {
  margin-top: 0;
}

body.admin .admin-card table {
  width: 100%;
  table-layout: fixed;
}

body.admin .admin-card th {
  width: 240px;
}

body.admin .admin-card td {
  word-break: break-word;
}

@media (min-width: 1200px) {
  body.admin .admin-section-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

body.admin .admin-section-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

body.admin .admin-subtitle {
  color: var(--admin-muted);
  margin-top: 0.4rem;
  margin-bottom: 0;
}

body.admin .admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

body.admin .admin-actions form {
  margin: 0;
}

body.admin .admin-actions .button,
body.admin .admin-actions button,
body.admin .admin-actions input[type='submit'] {
  margin-right: 0.5rem;
  margin-bottom: 0.5rem;
}

body.admin .admin-info-box {
  margin: 1.5rem 0;
  padding: 1.25rem 1.5rem;
  border: 1px solid rgba(47, 133, 174, 0.25);
  border-left: 5px solid var(--admin-primary);
  border-radius: var(--admin-radius);
  background: rgba(47, 133, 174, 0.08);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

body.admin .admin-info-box p:last-child {
  margin-bottom: 0;
}

body.admin .admin-info-box strong {
  color: var(--admin-text);
}

body.admin .admin-divider {
  margin: 2.0rem 0;
  border: 0;
  border-top: 1px solid var(--admin-border);
}

body.admin .admin-form-section,
body.admin .content fieldset {
  border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius);
  background: #f8fafc;
  padding: 1.5rem;
  margin-top: 1.5rem;
}

body.admin .admin-form-section:first-of-type,
body.admin .content fieldset:first-of-type {
  margin-top: 0;
}

body.admin .admin-form-section legend,
body.admin .content fieldset legend {
  font-size: 2.3rem;
  text-transform: uppercase;
  color: var(--admin-text);
  margin-bottom: 1rem;
}

body.admin .admin-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

body.admin .admin-form-grid .admin-form-section {
  margin-top: 0;
}

body.admin .admin-form-actions {
  grid-column: 1 / -1;
}

@media screen and (max-width: 960px) {
  body.admin .admin-form-grid {
    grid-template-columns: 1fr;
  }
}

/* Links */
body.admin a {
  color: var(--admin-primary);
}

body.admin a:hover,
body.admin a:focus,
body.admin a:active {
  color: var(--admin-primary-hover);
}

/* Forms */
body.admin label {
  color: var(--admin-text);
}

body.admin input[type='text'],
body.admin input[type='email'],
body.admin input[type='password'],
body.admin input[type='number'],
body.admin input[type='url'],
body.admin select,
body.admin textarea {
  background: #ffffff;
  border-color: #d1d5db;
}

body.admin input[type='text']:focus,
body.admin input[type='email']:focus,
body.admin input[type='password']:focus,
body.admin input[type='number']:focus,
body.admin input[type='url']:focus,
body.admin select:focus,
body.admin textarea:focus {
  border-color: var(--admin-primary);
  box-shadow: 0 0 0 0.35rem var(--admin-focus);
}

body.admin .help {
  color: var(--admin-muted);
  font-size: 1.2rem;
  margin-top: 0.5rem;
}

body.admin .error-message {
  color: #b91c1c;
  font-size: 1.2rem;
  margin-top: 0.5rem;
}

/* Buttons */
body.admin .button,
body.admin button,
body.admin input[type='submit'] {
  background-color: var(--admin-primary);
  border-color: var(--admin-primary);
  color: #ffffff;
  text-decoration: none;
}

body.admin .button:hover,
body.admin button:hover,
body.admin input[type='submit']:hover,
body.admin .button:focus,
body.admin button:focus,
body.admin input[type='submit']:focus {
  background-color: var(--admin-primary-hover);
  border-color: var(--admin-primary-hover);
  color: #ffffff;
}

body.admin .button.button-outline {
  color: var(--admin-primary);
  background: transparent;
}

body.admin .button.button-outline:hover,
body.admin .button.button-outline:focus {
  color: var(--admin-primary-hover);
  background: rgba(47, 133, 174, 0.08);
}

/* If a link is also a button, ensure it doesn't inherit link colors */
body.admin a.button,
body.admin a.button:hover,
body.admin a.button:focus,
body.admin a.button:active {
  color: #ffffff;
}

/* Tables */
body.admin table {
  border-collapse: separate;
  border-spacing: 0;
}

body.admin thead th {
  background: #f9fafb;
  border-bottom: 1px solid var(--admin-border);
}

body.admin tbody tr:hover {
  background: #f9fafb;
}

body.admin tbody td {
  border-bottom: 1px solid #eef2f7;
}

/* Flash messages */
body.admin .message {
  border-radius: var(--admin-radius);
}

/* Membership Settings admin page */
.membershipSettings textarea {
  height: 24rem;
  min-height: 24rem;
  resize: vertical;
}

/* Sites admin form */
.sites textarea#business-type-options {
  height: 24rem;
  min-height: 24rem;
  resize: vertical;
}

@media screen and (max-width: 640px) {
  body.admin .top-nav {
    padding: 0.9rem 1.0rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
  }
  body.admin .top-nav-title a {
    font-size: 1.8rem;
  }
  body.admin .top-nav-menu {
    width: 100%;
    justify-content: flex-start;
  }
}

@media screen and (min-width: 1280px) {
  body.admin .container {
    max-width: 1520px;
  }
  body.admin .top-nav {
    max-width: 1520px;
  }
}

@media screen and (min-width: 1600px) {
  body.admin .container {
    max-width: 1760px;
  }
  body.admin .top-nav {
    max-width: 1760px;
  }
}