:root {
  color-scheme: dark;
  --bg: #12052a;
  --panel: rgba(34, 11, 69, 0.84);
  --panel-strong: rgba(43, 15, 88, 0.98);
  --line: rgba(255, 189, 89, 0.18);
  --text: #fff4ff;
  --muted: #c9b4e5;
  --accent: #ff9f1c;
  --accent-2: #45e3d3;
  --accent-3: #ff4fb0;
  --good: #52d6a5;
  --warn: #ffcc66;
  --bad: #ff8a8a;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top, rgba(124, 156, 255, 0.18), transparent 32%),
    linear-gradient(180deg, #08101d 0%, #040915 100%);
  color: var(--text);
}

button,
a { font: inherit; }
code {
  padding: 0.15rem 0.35rem;
  border-radius: 0.45rem;
  background: rgba(255, 255, 255, 0.06);
}

a {
  color: #c8d7ff;
  text-decoration: none;
}
a:hover { text-decoration: underline; }

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
}

.sidebar {
  padding: 24px;
  border-right: 1px solid var(--line);
  background: rgba(4, 11, 23, 0.72);
  backdrop-filter: blur(16px);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.brand-block h1,
.topbar h2,
.hero-copy h3,
.section-card h3,
.stack-card h3,
.lane-card h3,
.approval-card h3,
.status-card h3 { margin: 0; }

.eyebrow {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  color: var(--accent-2);
}

.muted,
.metric-note,
.section-subcopy,
.card-list,
.approval-meta,
.status-meta,
.link-list {
  color: var(--muted);
}

.section-nav {
  display: grid;
  gap: 8px;
}

.nav-link {
  text-align: left;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text);
  cursor: pointer;
}

.nav-link.is-active,
.nav-link:hover {
  background: rgba(124, 156, 255, 0.12);
  border-color: rgba(124, 156, 255, 0.24);
}

.sidebar-card,
.section-card,
.stack-card,
.lane-card,
.approval-card,
.status-card,
.metric-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--shadow);
}

.sidebar-card { padding: 18px; }
.content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

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

.status-pill {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(57, 208, 199, 0.12);
  border: 1px solid rgba(57, 208, 199, 0.24);
  color: #bff7f2;
  white-space: nowrap;
}

.panel { display: none; }
.panel.is-active { display: block; }

.hero-grid,
.section-grid,
.lanes-grid,
.approvals-grid,
.status-grid,
.metrics-grid {
  display: grid;
  gap: 16px;
}

.hero-grid {
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, 1fr);
}

.section-card,
.stack-card,
.lane-card,
.approval-card,
.status-card {
  padding: 20px;
}

.hero-copy {
  padding: 24px;
  background: linear-gradient(160deg, rgba(124, 156, 255, 0.18), rgba(57, 208, 199, 0.08));
}

.metrics-grid {
  margin-top: 16px;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}

.metric-card {
  padding: 16px;
  min-height: 110px;
}
.metric-label {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 0.84rem;
}
.metric-value {
  display: block;
  font-size: 1.65rem;
  margin-bottom: 8px;
}

.section-grid,
.status-grid {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.section-grid.two-column {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.lanes-grid,
.approvals-grid {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.lane-card.is-priority {
  border-color: rgba(82, 214, 165, 0.34);
  background: linear-gradient(180deg, rgba(82, 214, 165, 0.1), rgba(10, 19, 36, 0.82));
}

.lane-card.is-selected {
  outline: 2px solid rgba(124, 156, 255, 0.5);
}

.badge-row,
.tag-row,
.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.badge,
.tag,
.status-chip {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 7px 10px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text);
  font-size: 0.82rem;
}
.badge-accent {
  background: rgba(57, 208, 199, 0.14);
  border-color: rgba(57, 208, 199, 0.3);
  color: #c7fffb;
}

.action-button {
  border: 1px solid rgba(124, 156, 255, 0.35);
  background: rgba(124, 156, 255, 0.16);
  color: var(--text);
  padding: 10px 14px;
  border-radius: 12px;
  cursor: pointer;
}
.action-button.secondary {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.1);
}
.action-button:hover {
  filter: brightness(1.08);
}

.progress-track {
  margin-top: 14px;
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}
.progress-bar {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

.card-list,
.checklist,
.link-list,
.script-list {
  margin: 12px 0 0;
  padding-left: 18px;
  line-height: 1.5;
}

.checklist {
  list-style: none;
  padding-left: 0;
}
.checklist li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.checklist li.is-done { color: #d8fff1; }
.checklist li span:first-child {
  min-width: 18px;
  color: var(--accent-2);
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(124, 156, 255, 0.12);
  border: 1px solid rgba(124, 156, 255, 0.22);
  color: #d5e0ff;
  font-size: 0.83rem;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 16px;
}
.data-table th,
.data-table td {
  text-align: left;
  padding: 12px 10px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.data-table th { color: var(--muted); font-weight: 600; }

.preview-block {
  margin: 12px 0 0;
  padding: 14px;
  border-radius: 14px;
  max-height: 420px;
  overflow: auto;
  white-space: pre-wrap;
  background: rgba(3, 8, 18, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #d7e4ff;
}

.run-step-list {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}
.run-step {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
}
.run-step-label {
  margin: 0;
  font-weight: 600;
}
.status-chip.is-good { color: #d8fff1; border-color: rgba(82, 214, 165, 0.35); }
.status-chip.is-warn { color: #ffe7ad; border-color: rgba(255, 204, 102, 0.35); }
.status-chip.is-neutral { color: #dce7ff; }

.signal-good { color: var(--good); }
.signal-warn { color: var(--warn); }
.signal-bad { color: var(--bad); }

.proof-layout {
  align-items: start;
}

.proof-video {
  width: 100%;
  max-width: 360px;
  aspect-ratio: 9 / 16;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(3, 8, 18, 0.88);
  box-shadow: var(--shadow);
}

.proof-video.compact {
  margin-top: 16px;
  max-width: 280px;
}

.compact-links {
  margin-top: 18px;
}

@media (max-width: 900px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { border-right: 0; border-bottom: 1px solid var(--line); }
  .hero-grid,
  .section-grid.two-column { grid-template-columns: 1fr; }
  .proof-video,
  .proof-video.compact { max-width: 100%; }
}

@media (max-width: 640px) {
  .content, .sidebar { padding: 16px; }
  .topbar { align-items: flex-start; flex-direction: column; }
  .nav-link { padding: 11px 12px; }
  .run-step { flex-direction: column; }
}