/* ToolLib: Community Tool Library Checkout Board */
:root {
  --color-bg: #faf8f5;
  --color-surface: #ffffff;
  --color-surface-alt: #f0ece5;
  --color-primary: #5a7247;
  --color-primary-dark: #4a5f3a;
  --color-primary-light: #e8f0e0;
  --color-accent: #c17817;
  --color-accent-light: #fef3e2;
  --color-danger: #c0392b;
  --color-danger-light: #fdedec;
  --color-warning: #e67e22;
  --color-warning-light: #fef5e7;
  --color-success: #27ae60;
  --color-success-light: #e8f8f0;
  --color-text: #2c2c2c;
  --color-text-secondary: #6b6b6b;
  --color-text-muted: #999999;
  --color-border: #ddd8cf;
  --color-border-light: #eee9e2;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  --transition: 0.2s ease;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

/* Header */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-primary);
  font-weight: 700;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.logo-icon {
  flex-shrink: 0;
}

.main-nav {
  display: flex;
  gap: 0.25rem;
}

.nav-link {
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  font-weight: 500;
  font-size: 0.9rem;
  transition: all var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary);
  background: var(--color-primary-light);
  text-decoration: none;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 1px;
}

/* Main Content */
.main-content {
  flex: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  width: 100%;
}

/* Dashboard */
.section-dashboard {
  margin-bottom: 3rem;
}

.dashboard-header {
  margin-bottom: 1.5rem;
}

.dashboard-header h1 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text);
}

.subtitle {
  color: var(--color-text-secondary);
  font-size: 1rem;
  margin-top: 0.25rem;
}

/* Stats Bar */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.stat-card--alert {
  border-color: var(--color-danger);
  background: var(--color-danger-light);
}

.stat-number {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
}

.stat-card--alert .stat-number {
  color: var(--color-danger);
}

.stat-label {
  display: block;
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  margin-top: 0.25rem;
}

/* Dashboard Grid */
.dashboard-grid {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 1.5rem;
  align-items: start;
}

/* Panels */
.panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.panel h2 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--color-text);
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.panel-header h2 {
  margin-bottom: 0;
}

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

/* Forms */
.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-bottom: 0.35rem;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-family: var(--font-sans);
  background: var(--color-surface);
  color: var(--color-text);
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.form-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  margin-top: 1.25rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  font-family: var(--font-sans);
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition);
  text-decoration: none;
}

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

.btn--primary {
  background: var(--color-primary);
  color: white;
}

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

.btn--outline {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text-secondary);
}

.btn--outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn--danger {
  background: var(--color-danger);
  color: white;
}

.btn--danger:hover {
  background: #a93226;
}

.btn--small {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
}

/* Loans List */
.loans-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-height: 500px;
  overflow-y: auto;
}

.loan-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  transition: all var(--transition);
}

.loan-card:hover {
  box-shadow: var(--shadow-sm);
}

.loan-card--ok {
  border-left: 4px solid var(--color-success);
}

.loan-card--due-soon {
  border-left: 4px solid var(--color-warning);
  background: var(--color-warning-light);
}

.loan-card--overdue {
  border-left: 4px solid var(--color-danger);
  background: var(--color-danger-light);
}

.loan-info {
  flex: 1;
  min-width: 0;
}

.loan-tool {
  font-weight: 600;
  font-size: 0.95rem;
}

.loan-member {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.loan-due {
  font-size: 0.8rem;
  margin-top: 0.25rem;
}

.loan-due--overdue {
  color: var(--color-danger);
  font-weight: 600;
}

.loan-due--soon {
  color: var(--color-warning);
  font-weight: 600;
}

.loan-actions {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
}

.btn--icon {
  padding: 0.35rem;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.btn--icon:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn--icon svg {
  width: 16px;
  height: 16px;
}

/* Sections */
.section-tools,
.section-members,
.section-help {
  margin-bottom: 3rem;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.section-header h2 {
  font-size: 1.4rem;
  font-weight: 700;
}

.section-footer {
  margin-top: 1rem;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Tools Table */
.tools-table-wrapper {
  overflow-x: auto;
}

.tools-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.tools-table th,
.tools-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border-light);
}

.tools-table th {
  background: var(--color-surface-alt);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
}

.tools-table tr:last-child td {
  border-bottom: none;
}

.tools-table tr:hover td {
  background: var(--color-primary-light);
}

.status-badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 500;
}

.status-badge--available {
  background: var(--color-success-light);
  color: var(--color-success);
}

.status-badge--out {
  background: var(--color-warning-light);
  color: var(--color-warning);
}

/* Members Grid */
.members-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.member-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
}

.member-info h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.member-info p {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  margin-bottom: 0.15rem;
}

.member-loans-count {
  font-size: 0.75rem;
  color: var(--color-primary);
  font-weight: 500;
  margin-top: 0.5rem;
}

.member-actions {
  display: flex;
  gap: 0.35rem;
  flex-shrink: 0;
}

/* Help Section */
.section-help h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.help-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.help-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.help-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-primary);
}

.help-card p {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.help-faq {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.help-faq h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.help-faq details {
  border-bottom: 1px solid var(--color-border-light);
  padding: 0.75rem 0;
}

.help-faq details:last-child {
  border-bottom: none;
}

.help-faq summary {
  font-weight: 500;
  cursor: pointer;
  color: var(--color-text);
  font-size: 0.95rem;
}

.help-faq summary:hover {
  color: var(--color-primary);
}

.help-faq details p {
  padding-top: 0.5rem;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 2rem;
  color: var(--color-text-muted);
}

.empty-state svg {
  margin-bottom: 0.75rem;
  opacity: 0.5;
}

.empty-state p {
  font-size: 0.9rem;
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal[hidden] {
  display: none;
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.4);
}

.modal-content {
  position: relative;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  width: 90%;
  max-width: 420px;
  box-shadow: var(--shadow-lg);
  z-index: 1;
}

.modal-content--slip {
  max-width: 500px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
}

.modal-header h3 {
  font-size: 1.1rem;
  font-weight: 600;
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-text-muted);
  line-height: 1;
  padding: 0.25rem;
}

.modal-close:hover {
  color: var(--color-text);
}

/* Slip */
.slip-content {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  margin-bottom: 1rem;
}

.slip-content h4 {
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
  color: var(--color-primary);
}

.slip-row {
  display: flex;
  justify-content: space-between;
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.9rem;
}

.slip-row:last-child {
  border-bottom: none;
}

.slip-label {
  color: var(--color-text-secondary);
  font-weight: 500;
}

.slip-notes {
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border-light);
}

.slip-notes-line {
  height: 2rem;
  border-bottom: 1px solid var(--color-border);
  margin-top: 0.5rem;
}

/* Footer */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

.footer-nav {
  display: flex;
  gap: 1rem;
}

.footer-nav a {
  color: var(--color-text-secondary);
}

.footer-nav a:hover {
  color: var(--color-primary);
}

/* Print */
@media print {
  .site-header,
  .site-footer,
  .panel--checkout,
  .panel-actions,
  .loan-actions,
  .section-tools,
  .section-members,
  .section-help,
  .stats-bar,
  .btn {
    display: none !important;
  }
  .panel--loans {
    border: none;
    box-shadow: none;
    padding: 0;
  }
  .loan-card {
    break-inside: avoid;
  }
}

/* Responsive */
@media (max-width: 900px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
  .stats-bar {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .header-inner {
    padding: 0 1rem;
  }
  .main-nav {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: 0.75rem;
    box-shadow: var(--shadow-md);
  }
  .main-nav.open {
    display: flex;
  }
  .menu-toggle {
    display: flex;
  }
  .main-content {
    padding: 1.25rem 1rem;
  }
  .stats-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }
  .stat-number {
    font-size: 1.5rem;
  }
  .dashboard-header h1 {
    font-size: 1.4rem;
  }
  .help-grid {
    grid-template-columns: 1fr;
  }
  .members-grid {
    grid-template-columns: 1fr;
  }
  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
  .tools-table th,
  .tools-table td {
    padding: 0.5rem 0.6rem;
    font-size: 0.85rem;
  }
}

@media (max-width: 400px) {
  .stats-bar {
    grid-template-columns: 1fr 1fr;
  }
  .loan-card {
    flex-direction: column;
    align-items: flex-start;
  }
  .loan-actions {
    width: 100%;
    justify-content: flex-end;
  }
}

/* Focus styles for accessibility */
*:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Scrollbar styling */
.loans-list::-webkit-scrollbar {
  width: 6px;
}

.loans-list::-webkit-scrollbar-track {
  background: var(--color-surface-alt);
  border-radius: 3px;
}

.loans-list::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 3px;
}

.loans-list::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-muted);
}



/* Factory-injected deployment helpers. The AI owns the site design above this block. */
.ad-unit {
  width: min(100%, 720px);
  min-height: 120px;
  margin: 24px auto;
  display: block;
}

.legal-page {
  width: min(900px, calc(100% - 32px));
  margin: 40px auto;
}

.factory-fallback-nav {
  width: min(900px, calc(100% - 32px));
  margin: 24px auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  font-size: 0.95rem;
}

.factory-fallback-nav a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}