:root {
  --spud-sidebar-width: 240px;
  --spud-card-padding: 1.25rem;
  --spud-content-padding: 1.5rem;
  --spud-radius: 0.75rem;
  --spud-gap: 1rem;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
}

.spud-shell {
  display: flex;
  min-height: 100vh;
}

.spud-guest-shell {
  min-height: 100vh;
  padding: 1.5rem;
  background:
    radial-gradient(circle at 15% 20%, rgba(var(--bs-primary-rgb), 0.16), transparent 45%),
    radial-gradient(circle at 85% 80%, rgba(var(--bs-primary-rgb), 0.10), transparent 45%),
    var(--bs-body-bg);
}

.spud-login-card {
  background: var(--bs-body-bg);
  border: 1px solid var(--bs-border-color);
  border-radius: 1rem;
  padding: 2.25rem 2rem;
  box-shadow: 0 1.5rem 3rem rgba(0, 0, 0, 0.18);
  width: 100%;
  max-width: 380px;
}

.spud-login-icon {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(var(--bs-primary-rgb), 0.14);
  color: var(--bs-primary);
  font-size: 1.4rem;
}

.spud-login-card .form-control {
  padding-top: 0.6rem;
  padding-bottom: 0.6rem;
}

.spud-login-card .btn-primary {
  padding-top: 0.6rem;
  padding-bottom: 0.6rem;
  font-weight: 600;
}

/* Sidebar */
.spud-sidebar {
  width: var(--spud-sidebar-width);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  background: var(--bs-tertiary-bg);
  border-right: 1px solid var(--bs-border-color);
  position: sticky;
  top: 0;
  height: 100vh;
  transition: transform 0.2s ease-in-out;
  z-index: 1030;
}

.spud-sidebar-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: var(--spud-card-padding);
  font-weight: 600;
  font-size: 1.05rem;
  border-bottom: 1px solid var(--bs-border-color);
}

.spud-nav {
  flex: 1;
  padding: 0.75rem 0.5rem;
  gap: 0.15rem;
  display: flex;
}

.spud-nav .nav-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  border-radius: var(--spud-radius);
  color: var(--bs-body-color);
  font-size: 0.92rem;
}

.spud-nav .nav-link i {
  width: 1.1rem;
  text-align: center;
}

.spud-nav .nav-link:hover,
.spud-nav .nav-link.active {
  background: var(--bs-primary-bg-subtle);
  color: var(--bs-primary-text-emphasis);
}

.spud-sidebar-footer {
  padding: 0.75rem;
  border-top: 1px solid var(--bs-border-color);
  display: flex;
  justify-content: flex-end;
}

/* Main area */
.spud-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.spud-topbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem var(--spud-content-padding);
  border-bottom: 1px solid var(--bs-border-color);
  position: sticky;
  top: 0;
  background: var(--bs-body-bg);
  z-index: 1020;
}

.spud-topbar-title {
  font-weight: 600;
  font-size: 1.15rem;
  flex: 1;
}

.spud-topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.spud-content {
  padding: var(--spud-content-padding);
  flex: 1;
  background:
    radial-gradient(circle at 90% 0%, rgba(var(--bs-primary-rgb), 0.06), transparent 40%),
    var(--bs-body-bg);
}

/* Uniform gap between action-row icon buttons, tables, and form buttons */
.spud-content table td .btn-icon ~ .btn-icon,
.spud-content .btn-toolbar > .btn + .btn {
  margin-left: 0.4rem;
}

.spud-content form .btn + .btn {
  margin-left: 0.5rem;
}

/* Tables */
.table {
  --bs-table-cell-padding-y: 0.75rem;
  --bs-table-cell-padding-x: 1rem;
}

.table > thead {
  border-bottom: 2px solid var(--bs-border-color);
}

.table > thead th {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--bs-secondary-color);
  font-weight: 600;
}

.badge {
  font-weight: 500;
  padding: 0.4em 0.65em;
}

/* Forms: consistent field spacing and icon-prefixed inputs, matching the login page */
.spud-card form .mb-3:last-of-type {
  margin-bottom: 1.25rem !important;
}

.spud-card .input-group-text {
  background: var(--bs-tertiary-bg);
  color: var(--bs-secondary-color);
  border-color: var(--bs-border-color);
}

/* Icon buttons (icon-only, no text labels) */
.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border-radius: var(--spud-radius);
  border: 1px solid var(--bs-border-color);
  background: transparent;
  color: var(--bs-body-color);
}

.btn-icon:hover {
  background: var(--bs-secondary-bg);
}

.btn-icon.btn-sm {
  width: 2rem;
  height: 2rem;
  font-size: 0.85rem;
}

/* Uniform cards */
.spud-card {
  background: var(--bs-body-bg);
  border: 1px solid var(--bs-border-color);
  border-radius: var(--spud-radius);
  padding: var(--spud-card-padding);
  margin-bottom: var(--spud-gap);
}

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

.spud-card-header h5 {
  margin: 0;
}

/* Mobile: off-canvas sidebar */
@media (max-width: 991.98px) {
  .spud-sidebar {
    position: fixed;
    left: 0;
    transform: translateX(-100%);
    box-shadow: 0.5rem 0 1.5rem rgba(0, 0, 0, 0.25);
  }

  .spud-sidebar.show {
    transform: translateX(0);
  }
}