/* Apple-inspired design system */
:root {
  --bg: #f5f5f7;
  --bg-elevated: #ffffff;
  --bg-secondary: #e8e8ed;
  --text: #1d1d1f;
  --text-secondary: #6e6e73;
  --text-tertiary: #86868b;
  --accent: #0071e3;
  --accent-hover: #0077ed;
  --border: rgba(0, 0, 0, 0.06);
  --border-strong: rgba(0, 0, 0, 0.1);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.02);
  --shadow-md: 0 4px 24px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.08);
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 24px;
  --green: #34c759;
  --green-bg: rgba(52, 199, 89, 0.12);
  --amber: #ff9f0a;
  --amber-bg: rgba(255, 159, 10, 0.12);
  --red: #ff3b30;
  --red-bg: rgba(255, 59, 48, 0.1);
  --sidebar-w: 260px;
  --font: -apple-system, BlinkMacSystemFont, 'Inter', 'SF Pro Display', 'Segoe UI', sans-serif;
  --transition: 0.2s cubic-bezier(0.25, 0.1, 0.25, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
}

.app-shell { display: flex; min-height: 100vh; }

.sidebar {
  width: var(--sidebar-w);
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-right: 1px solid var(--border);
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.sidebar-brand { padding: 28px 24px 20px; border-bottom: 1px solid var(--border); }
.sidebar-brand h1 { font-size: 15px; font-weight: 600; letter-spacing: -0.02em; line-height: 1.3; }
.sidebar-brand p { font-size: 12px; color: var(--text-secondary); margin-top: 4px; }

.nav-group { padding: 16px 12px 8px; }
.nav-group-label {
  font-size: 11px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.06em; color: var(--text-tertiary); padding: 0 12px 8px;
}

.nav-link {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 500; color: var(--text-secondary);
  text-decoration: none; transition: background var(--transition), color var(--transition);
  cursor: pointer; border: none; background: none; width: 100%; text-align: left;
}
.nav-link:hover { background: rgba(0, 0, 0, 0.04); color: var(--text); }
.nav-link.active { background: rgba(0, 113, 227, 0.1); color: var(--accent); }
.nav-link svg { width: 18px; height: 18px; opacity: 0.7; flex-shrink: 0; }
.nav-link.active svg { opacity: 1; }

.main { flex: 1; margin-left: var(--sidebar-w); min-height: 100vh; }

.disclaimer {
  background: linear-gradient(90deg, rgba(0, 113, 227, 0.06), rgba(0, 113, 227, 0.02));
  border-bottom: 1px solid var(--border);
  padding: 10px 32px;
  font-size: 13px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
}

.disclaimer-cover {
  width: 40px;
  height: 56px;
  object-fit: cover;
  border-radius: 4px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
  flex-shrink: 0;
}

.disclaimer-text {
  line-height: 1.45;
  text-align: left;
}

.disclaimer a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}

.disclaimer a:hover {
  text-decoration: underline;
}

.disclaimer a em {
  font-style: normal;
}

.topbar {
  padding: 24px 32px 0;
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 24px; flex-wrap: wrap;
}
.topbar-title h2 { font-size: 28px; font-weight: 700; letter-spacing: -0.03em; line-height: 1.15; }
.topbar-title .subtitle { font-size: 15px; color: var(--text-secondary); margin-top: 6px; max-width: 640px; line-height: 1.5; }
.topbar-controls { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; }

.control-group { display: flex; flex-direction: column; gap: 4px; }
.control-group label {
  font-size: 11px; font-weight: 600; color: var(--text-tertiary);
  text-transform: uppercase; letter-spacing: 0.04em;
}

select, .btn {
  font-family: var(--font); font-size: 14px;
  border-radius: var(--radius-sm); border: 1px solid var(--border-strong);
  background: var(--bg-elevated); color: var(--text);
  padding: 8px 14px; cursor: pointer;
  transition: border-color var(--transition), box-shadow var(--transition);
}
select:hover, select:focus {
  border-color: var(--accent); outline: none;
  box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.15);
}
.btn { font-weight: 500; display: inline-flex; align-items: center; gap: 6px; }
.btn-ghost { background: transparent; border-color: transparent; color: var(--accent); }
.btn-ghost:hover { background: rgba(0, 113, 227, 0.08); }

.content { padding: 24px 32px 48px; }

.posture-banner {
  background: var(--bg-elevated); border-radius: var(--radius-lg);
  padding: 20px 24px; margin-bottom: 24px;
  box-shadow: var(--shadow-sm); border: 1px solid var(--border);
  display: flex; align-items: center; gap: 16px;
}
.posture-dot { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; }
.posture-dot.G { background: var(--green); box-shadow: 0 0 0 4px var(--green-bg); }
.posture-dot.A { background: var(--amber); box-shadow: 0 0 0 4px var(--amber-bg); }
.posture-dot.R { background: var(--red); box-shadow: 0 0 0 4px var(--red-bg); }
.posture-banner p { font-size: 15px; line-height: 1.5; }

.section { margin-bottom: 32px; }
.section-header { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 16px; }
.section-title { font-size: 20px; font-weight: 600; letter-spacing: -0.02em; }
.section-desc { font-size: 13px; color: var(--text-secondary); }

.kpi-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }

.kpi-card {
  background: var(--bg-elevated); border-radius: var(--radius-md);
  padding: 20px; border: 1px solid var(--border); box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: pointer; position: relative; overflow: hidden;
}
.kpi-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.kpi-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}
.kpi-card.status-G::before { background: var(--green); }
.kpi-card.status-A::before { background: var(--amber); }
.kpi-card.status-R::before { background: var(--red); }

.kpi-label { font-size: 13px; font-weight: 500; color: var(--text-secondary); margin-bottom: 8px; line-height: 1.35; }
.kpi-value-row { display: flex; align-items: baseline; gap: 8px; margin-bottom: 12px; }
.kpi-value { font-size: 32px; font-weight: 700; letter-spacing: -0.03em; line-height: 1; }
.kpi-trend { font-size: 14px; font-weight: 600; }
.kpi-trend.up { color: var(--green); }
.kpi-trend.down { color: var(--red); }
.kpi-trend.flat { color: var(--text-tertiary); }
.kpi-meta { display: flex; justify-content: space-between; align-items: center; font-size: 12px; color: var(--text-tertiary); margin-bottom: 12px; }
.kpi-sparkline { height: 40px; }
.kpi-status {
  display: inline-flex; align-items: center; font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.04em; padding: 3px 8px; border-radius: 6px;
}
.kpi-status.G { background: var(--green-bg); color: #248a3d; }
.kpi-status.A { background: var(--amber-bg); color: #c93400; }
.kpi-status.R { background: var(--red-bg); color: #d70015; }

.card {
  background: var(--bg-elevated); border-radius: var(--radius-md);
  border: 1px solid var(--border); box-shadow: var(--shadow-sm); overflow: hidden;
}
.card-header {
  padding: 18px 20px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}
.card-header h3 { font-size: 16px; font-weight: 600; letter-spacing: -0.01em; }
.card-body { padding: 20px; }
.card-body.flush { padding: 0; }

.table-wrap { overflow-x: auto; }
table.data-table { width: 100%; border-collapse: collapse; font-size: 14px; }
table.data-table th {
  text-align: left; font-size: 11px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.04em; color: var(--text-tertiary);
  padding: 12px 16px; border-bottom: 1px solid var(--border); white-space: nowrap;
}
table.data-table td { padding: 14px 16px; border-bottom: 1px solid var(--border); vertical-align: middle; }
table.data-table tr:last-child td { border-bottom: none; }
table.data-table tbody tr { transition: background var(--transition); }
table.data-table tbody tr:hover { background: rgba(0, 0, 0, 0.02); }
table.data-table tr.clickable { cursor: pointer; }

.pill {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 12px; font-weight: 600; padding: 4px 10px; border-radius: 100px;
}
.pill.G { background: var(--green-bg); color: #248a3d; }
.pill.A { background: var(--amber-bg); color: #b25000; }
.pill.R { background: var(--red-bg); color: #d70015; }
.pill-dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

.heat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 8px; }
.heat-cell {
  padding: 16px; border-radius: var(--radius-sm); text-align: center; cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition); border: 1px solid var(--border);
}
.heat-cell:hover { transform: scale(1.02); box-shadow: var(--shadow-md); }
.heat-cell .unit { font-size: 13px; font-weight: 600; margin-bottom: 4px; }
.heat-cell .stats { font-size: 12px; color: var(--text-secondary); }
.heat-low { background: var(--green-bg); }
.heat-med { background: var(--amber-bg); }
.heat-high { background: var(--red-bg); }

.callout { border-radius: var(--radius-md); padding: 16px 20px; margin-bottom: 20px; font-size: 14px; line-height: 1.55; }
.callout-info { background: rgba(0, 113, 227, 0.06); border: 1px solid rgba(0, 113, 227, 0.15); }
.callout-warning { background: var(--amber-bg); border: 1px solid rgba(255, 159, 10, 0.25); }
.callout-danger { background: var(--red-bg); border: 1px solid rgba(255, 59, 48, 0.2); }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.chart-container { position: relative; height: 280px; }
.chart-container.sm { height: 200px; }
.chart-container.lg { height: 360px; }

.dept-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px; }
.dept-tab {
  padding: 10px 18px; border-radius: 100px; font-size: 14px; font-weight: 500;
  border: 1px solid var(--border-strong); background: var(--bg-elevated);
  color: var(--text-secondary); cursor: pointer; transition: all var(--transition);
}
.dept-tab:hover { border-color: var(--accent); color: var(--accent); }
.dept-tab.active { background: var(--accent); border-color: var(--accent); color: white; }

.modal-overlay {
  position: fixed; inset: 0; background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(4px); z-index: 200;
  display: flex; align-items: center; justify-content: center; padding: 24px;
  opacity: 0; visibility: hidden; transition: opacity var(--transition), visibility var(--transition);
}
.modal-overlay.open { opacity: 1; visibility: visible; }
.modal {
  background: var(--bg-elevated); border-radius: var(--radius-xl); padding: 28px;
  max-width: 440px; width: 100%; box-shadow: var(--shadow-lg);
  transform: scale(0.95); transition: transform var(--transition);
}
.modal-overlay.open .modal { transform: scale(1); }
.modal h3 { font-size: 20px; font-weight: 600; margin-bottom: 16px; }
.modal p { font-size: 14px; color: var(--text-secondary); margin-bottom: 12px; line-height: 1.55; }
.modal-close {
  margin-top: 20px; width: 100%; padding: 12px;
  background: var(--bg); border: none; border-radius: var(--radius-sm);
  font-weight: 600; cursor: pointer; font-family: var(--font);
}

.bullet-list { list-style: none; padding: 0; }
.bullet-list li {
  padding: 8px 0 8px 20px; position: relative; font-size: 14px; line-height: 1.5;
}
.bullet-list li::before {
  content: ''; position: absolute; left: 0; top: 15px;
  width: 6px; height: 6px; border-radius: 50%; background: var(--accent);
}

.badge-row { display: flex; gap: 8px; flex-wrap: wrap; }
.framework-badge {
  font-size: 12px; font-weight: 500; padding: 6px 12px; border-radius: 100px;
  background: var(--bg); color: var(--text-secondary); border: 1px solid var(--border);
}

.stat-row { display: flex; gap: 24px; flex-wrap: wrap; }
.stat-item .stat-value { font-size: 24px; font-weight: 700; letter-spacing: -0.02em; }
.stat-item .stat-label { font-size: 12px; color: var(--text-secondary); margin-top: 2px; }

.menu-toggle {
  display: none; position: fixed; top: 16px; left: 16px; z-index: 150;
  width: 44px; height: 44px; border-radius: 12px;
  background: var(--bg-elevated); border: 1px solid var(--border);
  box-shadow: var(--shadow-md); cursor: pointer; align-items: center; justify-content: center;
}

.numbered-decisions { counter-reset: decisions; list-style: none; }
.numbered-decisions li {
  counter-increment: decisions; padding: 12px 0 12px 40px;
  position: relative; font-size: 14px; border-bottom: 1px solid var(--border);
}
.numbered-decisions li::before {
  content: counter(decisions); position: absolute; left: 0; top: 12px;
  width: 28px; height: 28px; background: var(--accent); color: white;
  border-radius: 50%; font-size: 13px; font-weight: 600;
  display: flex; align-items: center; justify-content: center;
}

[data-tooltip] { position: relative; }
[data-tooltip]::after {
  content: attr(data-tooltip); position: absolute; bottom: calc(100% + 8px); left: 50%;
  transform: translateX(-50%); background: rgba(29, 29, 31, 0.92); color: white;
  font-size: 12px; padding: 8px 12px; border-radius: 8px;
  max-width: 280px; white-space: normal; text-align: center;
  opacity: 0; visibility: hidden; transition: opacity var(--transition);
  pointer-events: none; z-index: 50; font-weight: 400; line-height: 1.4;
}
[data-tooltip]:hover::after { opacity: 1; visibility: visible; }

.hidden { display: none !important; }

/* FinOps control strip & meters */
.control-strip { margin-bottom: 24px; }
.control-strip-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 12px;
}
.control-tile {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: 16px 18px;
}
.control-tile-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-tertiary);
  margin-bottom: 8px;
}
.band-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 10px;
  font-size: 12px;
  color: var(--text-secondary);
}
.signal-list { display: flex; flex-direction: column; gap: 10px; margin-top: 4px; }
.signal-list > div {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--text-secondary);
}
.signal-list strong { color: var(--text); font-weight: 600; font-size: 13px; }

.envelope-meter { margin-top: 4px; }
.envelope-meter-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  margin-bottom: 8px;
  color: var(--text-secondary);
}
.envelope-track {
  position: relative;
  height: 10px;
  background: var(--bg-secondary);
  border-radius: 100px;
  overflow: visible;
}
.envelope-fill {
  height: 100%;
  border-radius: 100px;
  transition: width var(--transition);
}
.envelope-fill.tone-G { background: var(--green); }
.envelope-fill.tone-A { background: var(--amber); }
.envelope-fill.tone-R { background: var(--red); }
.envelope-mark {
  position: absolute;
  top: -3px;
  width: 2px;
  height: 16px;
  background: rgba(0, 0, 0, 0.25);
  transform: translateX(-50%);
}
.envelope-mark.warn { background: var(--red); }

.incident-banner {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  background: var(--red-bg);
  border: 1px solid rgba(255, 59, 48, 0.2);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-size: 13px;
  color: var(--text);
}
.incident-legend {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 14px;
  font-size: 12px;
  color: var(--text-secondary);
}
.ticket-link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}
.ticket-link:hover { text-decoration: underline; }

.degraded-panel {
  background: var(--amber-bg);
  border-radius: var(--radius-sm);
  padding: 16px;
  border: 1px solid rgba(255, 159, 10, 0.25);
}
.degraded-badge { margin-bottom: 4px; }

.framework-badge.maturity-active {
  background: rgba(0, 113, 227, 0.12);
  color: var(--accent);
  border-color: rgba(0, 113, 227, 0.3);
  font-weight: 600;
}

@media (max-width: 1200px) {
  .control-strip-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .control-strip-grid { grid-template-columns: 1fr; }
}

@media print {
  .sidebar, .disclaimer, .topbar-controls, .menu-toggle { display: none !important; }
  .main { margin-left: 0; }
}
@media (max-width: 1024px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }
@media (max-width: 768px) {
  .menu-toggle { display: flex; }
  .sidebar { transform: translateX(-100%); transition: transform var(--transition); }
  .sidebar.open { transform: translateX(0); }
  .main { margin-left: 0; }
  .topbar, .content { padding-left: 20px; padding-right: 20px; }
  .kpi-grid { grid-template-columns: 1fr; }
  .disclaimer { padding: 10px 20px; gap: 12px; }
  .disclaimer-cover { width: 36px; height: 50px; }
}