* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background: radial-gradient(circle at 12% 18%, #183154 0%, transparent 34%),
    radial-gradient(circle at 85% 5%, #2b1e52 0%, transparent 30%),
    radial-gradient(circle at 70% 75%, #12453b 0%, transparent 36%),
    var(--bg);
  color: var(--text);
  font-family: var(--font-body);
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 280px 1fr;
}

.sidebar {
  border-right: 1px solid var(--line);
  padding: 24px 18px;
  background: linear-gradient(180deg, rgba(6, 11, 19, 0.98), rgba(7, 12, 18, 0.88));
  backdrop-filter: blur(10px);
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
}

.brand-mark {
  width: 14px;
  height: 48px;
  border-radius: 7px;
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 24px rgba(80, 185, 255, 0.6);
}

.brand h1 {
  font-family: var(--font-heading);
  margin: 0;
  letter-spacing: 0.02em;
  font-size: 1.25rem;
}

.brand p {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.nav-item {
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  text-align: left;
  padding: 11px 12px;
  border-radius: 10px;
  cursor: pointer;
  font: inherit;
  font-size: 0.95rem;
}

.nav-item:hover,
.nav-item.active {
  color: var(--text);
  border-color: var(--line);
  background: linear-gradient(90deg, rgba(57, 214, 181, 0.17), rgba(80, 185, 255, 0.12));
}

.sidebar-footer {
  margin-top: auto;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel-strong);
}

.sidebar-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.sidebar-footer strong {
  display: block;
  margin-top: 6px;
  font-weight: 600;
}

.workspace {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.kicker {
  margin: 0;
  color: var(--accent);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.topbar h2 {
  font-family: var(--font-heading);
  margin: 4px 0 0;
  font-size: 1.8rem;
}

.status-pill {
  border: 1px solid rgba(57, 214, 181, 0.45);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 0.8rem;
  letter-spacing: 0.07em;
  color: #9bf3df;
  background: rgba(57, 214, 181, 0.12);
}

.page {
  display: none;
  animation: fade-slide 220ms ease;
}

.page.active {
  display: block;
}

@keyframes fade-slide {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.grid {
  display: grid;
  gap: 16px;
}

.two-col {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.three-col {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-soft);
  padding: 18px;
}

.panel h3,
.panel h4 {
  font-family: var(--font-heading);
  margin: 0 0 10px;
}

.panel p {
  color: var(--muted);
  margin-top: 0;
  line-height: 1.45;
}

.hero {
  background: linear-gradient(120deg, rgba(80, 185, 255, 0.16), rgba(57, 214, 181, 0.12)), var(--panel);
}

.metric-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.metric-row span {
  color: var(--muted);
  font-size: 0.8rem;
}

.metric-row strong {
  display: block;
  margin-top: 4px;
  font-size: 1.25rem;
}

.bars {
  display: grid;
  gap: 10px;
}

.bars div {
  display: grid;
  grid-template-columns: 130px 1fr;
  align-items: center;
  gap: 10px;
}

.bars label {
  color: var(--muted);
  font-size: 0.85rem;
}

.bars span {
  display: block;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  width: var(--w);
}

.stat-card strong {
  font-size: 1.5rem;
  line-height: 1.1;
}

.list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.list li {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(16, 24, 36, 0.5);
}

.list span {
  color: var(--muted);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th,
td {
  text-align: left;
  padding: 10px;
  border-bottom: 1px solid rgba(126, 149, 181, 0.15);
}

th {
  color: var(--muted);
  font-weight: 600;
}

.log-box {
  margin: 0;
  padding: 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: #04080e;
  color: #a5ffd8;
  font-family: "IBM Plex Mono", "Consolas", monospace;
  font-size: 0.85rem;
  overflow: auto;
  min-height: 220px;
}

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

  .sidebar {
    border-right: none;
    border-bottom: 1px solid var(--line);
  }

  .nav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .two-col,
  .three-col {
    grid-template-columns: 1fr;
  }

  .workspace {
    padding: 18px;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }
}