:root {
  --app-bg: #f3f5f8;
  --app-surface: #ffffff;
  --app-surface-soft: #f8fafc;
  --app-ink: #142033;
  --app-muted: #627086;
  --app-border: #dbe3ef;
  --app-border-strong: #c3cfdd;
  --app-accent: #b91c1c;
  --app-accent-dark: #8f1717;
  --app-accent-soft: #fff1f2;
  --app-shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
  --app-shadow-sm: 0 8px 24px rgba(15, 23, 42, 0.06);
  --app-sidebar-w: 232px;
  --app-radius: 14px;
}

html {
  height: 100%;
}

body.dash-body {
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--app-bg);
  color: var(--app-ink);
}

.app-shell {
  height: 100vh;
  height: 100dvh;
  display: flex;
  overflow: hidden;
}

.app-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--app-sidebar-w);
  padding: 18px 14px 14px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), transparent 24%),
    linear-gradient(180deg, #a51212 0%, #7f1717 100%);
  color: #fff;
  display: flex;
  flex-direction: column;
  gap: 18px;
  box-shadow: 18px 0 42px rgba(127, 23, 23, 0.15);
  z-index: 50;
}

.app-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 4px 4px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}

.app-brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, #f59e0b, #f97316);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 800;
  letter-spacing: 0.08em;
  box-shadow: 0 12px 24px rgba(249, 115, 22, 0.28);
}

.app-brand strong,
.app-brand span {
  display: block;
}

.app-brand strong {
  font-size: 0.92rem;
  letter-spacing: 0.02em;
}

.app-brand span {
  margin-top: 2px;
  font-size: 0.72rem;
  opacity: 0.82;
}

.app-main-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.app-main-nav a {
  text-decoration: none;
  color: rgba(255, 255, 255, 0.84);
  font-size: 0.9rem;
  font-weight: 700;
  padding: 10px 12px;
  border-radius: 10px;
  transition: background 0.16s ease, color 0.16s ease;
}

.app-main-nav a:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.app-main-nav a.is-active {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  box-shadow: inset 3px 0 0 #fbbf24;
}

.app-sidebar-foot {
  margin-top: auto;
  padding: 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.app-sidebar-foot span,
.app-sidebar-foot strong {
  display: block;
}

.app-sidebar-foot span {
  font-size: 0.68rem;
  opacity: 0.78;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.app-sidebar-foot strong {
  margin-top: 4px;
  font-size: 0.82rem;
}

.app-account-link,
.app-logout-btn {
  display: block;
  width: 100%;
  margin-top: 8px;
  padding: 7px 8px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.12);
  color: #fff;
  text-decoration: none;
  text-align: center;
  font-size: 0.75rem;
  font-weight: 800;
  cursor: pointer;
}

.app-logout-btn {
  background: transparent;
}

.app-main {
  flex: 1;
  min-width: 0;
  min-height: 0;
  margin-left: var(--app-sidebar-w);
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.app-topbar {
  flex-shrink: 0;
  z-index: 20;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  padding: 12px 18px;
  background: rgba(243, 245, 248, 0.96);
  border-bottom: 1px solid var(--app-border);
}

.app-topbar-copy h1 {
  margin: 2px 0 0;
  font-size: 1.2rem;
  line-height: 1.2;
}

.app-topbar-copy p {
  display: none;
}

.app-topbar-kicker {
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--app-accent);
}

.app-topbar-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.app-meta-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  padding: 0 11px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--app-border);
  color: var(--app-muted);
  font-size: 0.75rem;
  font-weight: 700;
}

.app-head-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  padding: 0 13px;
  border-radius: 10px;
  text-decoration: none;
  background: linear-gradient(135deg, var(--app-accent), #dc2626);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 800;
  box-shadow: 0 8px 18px rgba(185, 28, 28, 0.2);
}

.app-head-btn-ghost {
  background: #fff;
  color: var(--app-accent);
  border: 1px solid rgba(185, 28, 28, 0.18);
  box-shadow: none;
}

.app-subnav {
  flex-shrink: 0;
  margin: 0;
  padding: 8px 18px;
  border: none;
  border-bottom: 1px solid var(--app-border);
  border-radius: 0;
  background: #fff;
  box-shadow: none;
}

.app-subnav-head {
  display: none;
}

.app-subnav-links {
  margin-top: 0;
  display: flex;
  flex-wrap: nowrap;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
}

.app-subnav-links::-webkit-scrollbar {
  display: none;
}

.app-subnav-links a {
  text-decoration: none;
  padding: 7px 12px;
  border-radius: 8px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--app-muted);
  font-size: 0.8rem;
  font-weight: 700;
  white-space: nowrap;
}

.app-subnav-links a:hover {
  background: var(--app-surface-soft);
  color: var(--app-ink);
}

.app-subnav-links a.is-active {
  background: var(--app-accent-soft);
  color: var(--app-accent);
  border-color: rgba(185, 28, 28, 0.16);
}

.app-page {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 14px 18px 18px;
}

.app-page.app-page-desk {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: 12px 14px 14px;
}

.app-desk {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.app-desk-toolbar {
  flex-shrink: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  padding: 8px 10px;
  background: #fff;
  border: 1px solid var(--app-border);
  border-radius: 12px;
}

.app-desk-stat {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--app-surface-soft);
  border: 1px solid var(--app-border);
  font-size: 0.75rem;
  color: var(--app-muted);
  font-weight: 700;
}

.app-desk-stat strong {
  color: var(--app-ink);
  font-size: 0.92rem;
}

.app-desk-stat.is-warn {
  background: #fffbeb;
  border-color: #fde68a;
  color: #92400e;
}

.app-desk-stat.is-ok {
  background: #ecfdf5;
  border-color: #a7f3d0;
  color: #065f46;
}

.app-desk-split {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 10px;
}

.app-desk-panel {
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--app-border);
  border-radius: 12px;
}

.app-desk-panel-head {
  flex-shrink: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--app-border);
}

.app-desk-panel-head h3 {
  margin: 0;
  font-size: 0.92rem;
}

.app-desk-filters {
  flex-shrink: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--app-border);
  background: #fafbfc;
}

.app-desk-scroll {
  flex: 1;
  min-height: 0;
  overflow: auto;
}

.app-desk-foot {
  flex-shrink: 0;
  border-top: 1px solid var(--app-border);
  padding: 8px 12px;
  background: #fafbfc;
}

.app-desk-form {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 12px;
}

.app-nav-toggle,
.app-sidebar-backdrop {
  display: none;
}

@media (max-width: 1100px) {
  .app-desk-split {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 980px) {
  body.dash-body {
    overflow: auto;
  }

  .app-shell {
    height: auto;
    min-height: 100vh;
    overflow: visible;
  }

  .app-nav-toggle {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 60;
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 12px;
    background: var(--app-accent);
    color: #fff;
    display: grid;
    place-items: center;
    box-shadow: 0 12px 24px rgba(185, 28, 28, 0.25);
    font-size: 1.1rem;
  }

  .app-sidebar-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.44);
    z-index: 45;
  }

  body.app-nav-open .app-sidebar-backdrop {
    display: block;
  }

  .app-sidebar {
    transform: translateX(-100%);
    transition: transform 0.24s ease;
  }

  body.app-nav-open .app-sidebar {
    transform: translateX(0);
  }

  .app-main {
    margin-left: 0;
    height: auto;
    overflow: visible;
  }

  .app-topbar {
    padding: 58px 14px 12px;
  }

  .app-page,
  .app-page.app-page-desk {
    overflow: visible;
    height: auto;
  }

  .app-desk,
  .app-desk-split,
  .app-desk-panel {
    overflow: visible;
    height: auto;
  }

  .app-desk-scroll,
  .app-desk-form {
    overflow: visible;
  }
}