:root {
  --platform-navy: #0f172a;
  --platform-blue: #1d4ed8;
  --platform-blue-soft: #eff6ff;
  --platform-border: #e2e8f0;
  --platform-canvas: #f8fafc;
  --platform-muted: #64748b;
  --platform-success: #047857;
  --platform-warning: #b45309;
  --platform-danger: #b91c1c;
}

body.role-platform {
  background: var(--platform-canvas);
  color: var(--platform-navy);
}

.platform-shell {
  min-height: 100vh;
}

.platform-sidebar {
  background: var(--platform-navy);
  color: #e2e8f0;
}

.platform-sidebar__brand {
  border-bottom: 1px solid rgba(148, 163, 184, 0.18);
}

.platform-nav {
  display: grid;
  gap: 0.35rem;
}

.platform-nav__label {
  margin: 1.25rem 0 0.35rem;
  padding: 0 0.75rem;
  color: #94a3b8;
  font-size: 0.67rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.platform-nav__link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-radius: 0.8rem;
  padding: 0.72rem 0.85rem;
  color: #cbd5e1;
  font-size: 0.875rem;
  font-weight: 750;
  transition: background-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.platform-nav__link:hover {
  background: rgba(255, 255, 255, 0.07);
  color: #fff;
  transform: translateX(2px);
}

.platform-nav__link.is-active {
  background: #fff;
  color: var(--platform-navy);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.22);
}

.platform-nav__link i {
  font-size: 1.15rem;
}

.platform-topbar {
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--platform-border);
  backdrop-filter: blur(18px);
}

.platform-content {
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
}

.platform-summary-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.platform-stat {
  min-width: 0;
  border: 1px solid var(--platform-border);
  border-radius: 1rem;
  background: #fff;
  padding: 1rem;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.035);
}

.platform-stat__label {
  color: var(--platform-muted);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.platform-stat__value {
  display: block;
  margin-top: 0.35rem;
  color: var(--platform-navy);
  font-size: 1.65rem;
  font-weight: 900;
  line-height: 1;
}

.platform-stat__detail {
  display: block;
  margin-top: 0.45rem;
  color: var(--platform-muted);
  font-size: 0.75rem;
  font-weight: 650;
}

.platform-panel {
  overflow: hidden;
  border: 1px solid var(--platform-border);
  border-radius: 1rem;
  background: #fff;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.035);
}

.platform-panel__header {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  border-bottom: 1px solid #f1f5f9;
  padding: 1rem 1.1rem;
}

.platform-panel__header h2,
.platform-panel__header h3 {
  color: var(--platform-navy);
  font-size: 1rem;
  font-weight: 900;
}

.platform-panel__header p {
  margin-top: 0.2rem;
  color: var(--platform-muted);
  font-size: 0.78rem;
  font-weight: 600;
}

.platform-filter {
  display: grid;
  gap: 0.8rem;
  border: 1px solid var(--platform-border);
  border-radius: 1rem;
  background: #fff;
  padding: 1rem;
}

.platform-field label {
  display: block;
  margin-bottom: 0.35rem;
  color: #475569;
  font-size: 0.72rem;
  font-weight: 800;
}

.platform-field input,
.platform-field select,
.platform-field textarea {
  width: 100%;
  border: 1px solid #cbd5e1;
  border-radius: 0.75rem;
  background: #fff;
  padding: 0.68rem 0.8rem;
  color: var(--platform-navy);
  font-size: 0.875rem;
  font-weight: 650;
  outline: none;
}

.platform-field input:focus,
.platform-field select:focus,
.platform-field textarea:focus {
  border-color: #60a5fa;
  box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.18);
}

.platform-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border: 1px solid var(--platform-border);
  border-radius: 0.75rem;
  background: #fff;
  padding: 0.62rem 0.9rem;
  color: #334155;
  font-size: 0.8rem;
  font-weight: 850;
  white-space: nowrap;
}

.platform-button:hover {
  border-color: #93c5fd;
  background: #f8fafc;
  color: var(--platform-blue);
}

.platform-button--primary {
  border-color: var(--platform-blue);
  background: var(--platform-blue);
  color: #fff;
}

.platform-button--primary:hover {
  border-color: #1e40af;
  background: #1e40af;
  color: #fff;
}

.platform-button--danger {
  border-color: #fecaca;
  color: var(--platform-danger);
}

.platform-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.28rem;
  border-radius: 999px;
  background: #f1f5f9;
  padding: 0.3rem 0.55rem;
  color: #475569;
  font-size: 0.68rem;
  font-weight: 850;
  white-space: nowrap;
}

.platform-badge--success { background: #ecfdf5; color: var(--platform-success); }
.platform-badge--warning { background: #fffbeb; color: var(--platform-warning); }
.platform-badge--danger { background: #fef2f2; color: var(--platform-danger); }
.platform-badge--blue { background: var(--platform-blue-soft); color: var(--platform-blue); }

.platform-table-wrap {
  overflow-x: auto;
}

.platform-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-size: 0.82rem;
}

.platform-table th {
  background: #f8fafc;
  padding: 0.75rem 0.9rem;
  color: var(--platform-muted);
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.06em;
  text-align: left;
  text-transform: uppercase;
  white-space: nowrap;
}

.platform-table td {
  border-top: 1px solid #f1f5f9;
  padding: 0.85rem 0.9rem;
  color: #334155;
  vertical-align: top;
}

.platform-table tr:hover td {
  background: #f8fafc;
}

.platform-record strong {
  display: block;
  color: var(--platform-navy);
  font-weight: 850;
}

.platform-record span {
  display: block;
  margin-top: 0.18rem;
  color: var(--platform-muted);
  font-size: 0.72rem;
  font-weight: 600;
}

.platform-empty {
  padding: 2.5rem 1rem;
  text-align: center;
  color: var(--platform-muted);
}

.platform-empty i {
  display: block;
  margin-bottom: 0.6rem;
  color: #93c5fd;
  font-size: 2rem;
}

.platform-details {
  border: 1px solid var(--platform-border);
  border-radius: 0.9rem;
  background: #fff;
}

.platform-details summary {
  cursor: pointer;
  list-style: none;
  padding: 0.9rem 1rem;
  color: var(--platform-navy);
  font-size: 0.82rem;
  font-weight: 850;
}

.platform-details summary::-webkit-details-marker { display: none; }
.platform-details[open] summary { border-bottom: 1px solid #f1f5f9; }
.platform-details__body { padding: 1rem; }

.platform-progress {
  height: 0.5rem;
  overflow: hidden;
  border-radius: 999px;
  background: #e2e8f0;
}

.platform-progress > span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--platform-blue);
}

.platform-sidebar-backdrop {
  display: none;
}

@media (min-width: 768px) {
  .platform-summary-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .platform-panel__header { flex-direction: row; align-items: center; justify-content: space-between; }
  .platform-filter { grid-template-columns: minmax(0, 1fr) repeat(2, minmax(130px, auto)) auto; align-items: end; }
}

@media (min-width: 1280px) {
  .platform-summary-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
}

@media (max-width: 1023px) {
  .platform-sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 60;
    width: min(19rem, 86vw);
    transform: translateX(-105%);
    transition: transform 200ms ease;
  }

  .platform-sidebar.is-open { transform: translateX(0); }

  .platform-sidebar-backdrop {
    position: fixed;
    inset: 0;
    z-index: 50;
    background: rgba(15, 23, 42, 0.68);
  }

  .platform-sidebar-backdrop.is-open { display: block; }
}

@media (prefers-reduced-motion: reduce) {
  .platform-nav__link,
  .platform-sidebar { transition: none; }
}