:root {
  --app-sidebar-width: 280px;
  --app-bg: #0b1220;
  --app-surface: #0f172a;
  --app-card: #ffffff;
  --app-border: rgba(15, 23, 42, 0.12);
  --app-muted: rgba(255, 255, 255, 0.7);
  --app-shadow: 0 18px 50px rgba(2, 6, 23, 0.22);
  --app-radius: 18px;
}

html,
body {
  height: 100%;
}

.app-body {
  font-feature-settings: "ss01" 1;
  background:
    radial-gradient(1200px 600px at 15% 5%, rgba(56, 189, 248, 0.25), transparent 60%),
    radial-gradient(900px 500px at 85% 10%, rgba(167, 139, 250, 0.22), transparent 60%),
    linear-gradient(180deg, #0b1220 0%, #0b1220 30%, #0f172a 100%);
}

.card.card-elevated {
  border: 1px solid var(--app-border);
  box-shadow: var(--app-shadow);
  border-radius: var(--app-radius);
  background: var(--app-card);
}

.btn {
  border-radius: 12px;
}

.form-control,
.form-select,
.input-group-text {
  border-radius: 14px;
}

.table {
  background: transparent;
  margin-bottom: 0;
}

.table > :not(caption) > * > * {
  background: transparent;
}

.table-row-link {
  cursor: pointer;
}

.table-row-link:hover {
  background: rgba(15, 23, 42, 0.03);
}

.app-shell {
  display: grid;
  grid-template-columns: var(--app-sidebar-width) 1fr;
  min-height: 100vh;
}

.app-sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 18px 16px;
  background:
    radial-gradient(900px 600px at 20% 10%, rgba(56, 189, 248, 0.20), transparent 55%),
    radial-gradient(900px 600px at 90% 15%, rgba(167, 139, 250, 0.18), transparent 55%),
    linear-gradient(180deg, rgba(15, 23, 42, 0.82), rgba(2, 6, 23, 0.90));
  border-right: 1px solid rgba(148, 163, 184, 0.18);
  color: #fff;
}

.app-sidebar-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.app-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 10px 16px 10px;
}

.app-brand-icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.app-brand-title {
  font-weight: 800;
  letter-spacing: 0.2px;
}

.app-brand-subtitle {
  font-size: 12px;
  color: var(--app-muted);
}

.app-nav {
  display: grid;
  gap: 6px;
  padding: 10px;
}

.app-nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 14px;
  color: rgba(255, 255, 255, 0.86);
  text-decoration: none;
  border: 1px solid transparent;
}

.app-nav-link i {
  width: 20px;
  text-align: center;
  opacity: 0.92;
}

.app-nav-link:hover {
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
}

.app-nav-link.active {
  background: rgba(56, 189, 248, 0.16);
  border-color: rgba(56, 189, 248, 0.25);
  color: #fff;
}

.app-sidebar-footer {
  margin-top: auto;
  padding: 10px;
  border-top: 1px solid rgba(148, 163, 184, 0.18);
}

.app-user {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 10px;
  align-items: center;
}

.app-user-avatar {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.14);
  font-size: 20px;
}

.app-user-email {
  font-size: 13px;
  font-weight: 600;
  line-height: 1.1;
  word-break: break-all;
}

.app-user-meta {
  font-size: 12px;
  color: var(--app-muted);
}

.app-content {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.app-topbar {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(15, 23, 42, 0.10);
}

.app-topbar-title {
  font-weight: 700;
  color: rgba(15, 23, 42, 0.92);
}

.page-title {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 16px;
}

.page-title h1 {
  font-size: 22px;
  margin: 0;
  color: rgba(15, 23, 42, 0.92);
}

.page-subtitle {
  color: rgba(15, 23, 42, 0.65);
  font-size: 13px;
}

.app-offcanvas .app-sidebar {
  height: 100%;
  position: relative;
}

.app-login-card {
  max-width: 420px;
  margin: 0 auto;
}

.app-login-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.app-login-icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: rgba(15, 23, 42, 0.06);
  border: 1px solid rgba(15, 23, 42, 0.08);
}