:root {
  --bg: #faf9f5;
  --card: #ffffff;
  --border: #e6e4dd;
  --ink: #1a1a1a;
  --muted: #6b7280;
  --muted-2: #9ca3af;
  --primary: #2b3ff0;
  --primary-dark: #1f2fc7;
  --primary-tint: #e8eaff;
  --danger: #b42318;
  --danger-tint: #fde2e1;
  --warn: #92400e;
  --warn-tint: #fdedd3;
  --ok: #067647;
  --ok-tint: #d1fae5;
  --gray-tint: #eeeeec;
  --radius: 10px;
  --radius-lg: 14px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 14px;
  line-height: 1.5;
}

h1, h2, h3, .serif {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 600;
  margin: 0;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

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

/* Sidebar */
.sidebar {
  width: 232px;
  flex-shrink: 0;
  background: var(--card);
  border-right: 1px solid var(--border);
  padding: 20px 14px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}
.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px 20px;
  font-size: 17px;
}
.sidebar-logo .icon {
  width: 28px; height: 28px;
  background: var(--primary);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 14px;
}
.sidebar nav a {
  display: block;
  padding: 9px 12px;
  border-radius: 8px;
  color: var(--ink);
  font-size: 14px;
  margin-bottom: 2px;
}
.sidebar nav a:hover { background: var(--gray-tint); text-decoration: none; }
.sidebar nav a.active { background: var(--primary-tint); color: var(--primary-dark); font-weight: 600; }

/* Main column */
.main { flex: 1; min-width: 0; }
.topbar {
  display: flex; align-items: center; gap: 16px;
  padding: 18px 32px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}
.topbar .search {
  flex: 1; max-width: 480px;
  padding: 9px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--card);
  color: var(--muted);
}
.topbar .spacer { flex: 1; }
.user-chip { display: flex; align-items: center; gap: 10px; }
.avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--primary-tint); color: var(--primary-dark);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 13px;
}
.user-chip .name { font-weight: 600; font-size: 13px; }
.user-chip .role { color: var(--muted); font-size: 12px; }

.content { padding: 28px 32px 60px; max-width: 1240px; }

.page-header { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 22px; gap: 16px; flex-wrap: wrap; }
.page-header h1 { font-size: 30px; }
.page-header p { color: var(--muted); margin-top: 6px; }
.page-header .actions { display: flex; gap: 10px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 16px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--ink);
  font-size: 14px;
  cursor: pointer;
  font-family: inherit;
}
.btn:hover { background: var(--gray-tint); text-decoration: none; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-danger { border-color: var(--danger); color: var(--danger); background: #fff; }
.btn-danger:hover { background: var(--danger-tint); }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

/* Cards / grid */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
}
.grid { display: grid; gap: 18px; }
.grid-stats { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
.grid-2 { grid-template-columns: 2fr 1fr; }
.grid-cards { grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); }

.stat-card { padding: 16px 18px; }
.stat-card .label { color: var(--muted); font-size: 13px; }
.stat-card .value { font-family: Georgia, serif; font-size: 26px; margin-top: 6px; }

/* Pills */
.pill {
  display: inline-block; padding: 3px 10px; border-radius: 999px;
  font-size: 12px; font-weight: 600; white-space: nowrap;
}
.pill-critical { background: var(--danger-tint); color: var(--danger); }
.pill-warn { background: var(--warn-tint); color: var(--warn); }
.pill-missing { background: var(--gray-tint); color: var(--muted); }
.pill-ok { background: var(--ok-tint); color: var(--ok); }
.pill-neutral { background: var(--primary-tint); color: var(--primary-dark); }

/* Tables */
table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); padding: 10px 12px; border-bottom: 1px solid var(--border); }
td { padding: 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
tr:last-child td { border-bottom: none; }

/* Forms */
label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=date], input[type=tel], select, textarea {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  background: #fff;
  color: var(--ink);
}
textarea { resize: vertical; }
.field { margin-bottom: 16px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.help { color: var(--muted-2); font-size: 12px; margin-top: 4px; }
.error-text { color: var(--danger); font-size: 13px; margin-top: 4px; }

/* Flash */
.flash { padding: 12px 16px; border-radius: 8px; margin-bottom: 18px; font-size: 14px; }
.flash-success { background: var(--ok-tint); color: var(--ok); }
.flash-error { background: var(--danger-tint); color: var(--danger); }
.flash-info { background: var(--primary-tint); color: var(--primary-dark); }

/* Masked value + reveal */
.masked-row { display: flex; align-items: center; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid var(--border); }
.masked-row:last-child { border-bottom: none; }
.masked-row .k { color: var(--muted); font-size: 13px; }
.masked-row .v { font-variant-numeric: tabular-nums; }

/* Auth pages */
.auth-shell { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px; }
.auth-card { width: 100%; max-width: 400px; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 32px; }
.auth-card h1 { font-size: 22px; margin-bottom: 6px; }
.auth-card .sub { color: var(--muted); margin-bottom: 24px; font-size: 13px; }

/* Choose-profile screen */
.choose-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; max-width: 900px; margin: 40px auto; }
.choose-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 28px; }
.choose-card.selected { border-color: var(--primary); background: var(--primary-tint); }
.choose-card .icon-box { width: 44px; height: 44px; border-radius: 10px; background: var(--primary-tint); color: var(--primary-dark); display: flex; align-items: center; justify-content: center; margin-bottom: 14px; font-size: 20px; }

.empty-state { border: 1px dashed var(--border); border-radius: var(--radius-lg); padding: 40px 20px; text-align: center; color: var(--muted); }

/* Asset breakdown tile grid */
.asset-tile-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); gap: 18px 12px; }
.asset-tile-grid.list-view { grid-template-columns: 1fr; }
.asset-tile { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 8px; text-decoration: none; color: var(--ink); }
.asset-tile:hover { text-decoration: none; }
.asset-tile-grid.list-view .asset-tile { flex-direction: row; text-align: left; justify-content: space-between; padding: 8px 4px; border-bottom: 1px solid var(--border); }
.asset-tile .icon-circle {
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--primary-tint); display: flex; align-items: center; justify-content: center;
  font-size: 20px; flex-shrink: 0;
}
.asset-tile .tile-label { font-size: 13px; color: var(--muted); }
.asset-tile .tile-value { font-weight: 700; font-size: 14px; }
.toggle-switch { position: relative; display: inline-block; width: 40px; height: 22px; flex-shrink: 0; }
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.toggle-switch .slider { position: absolute; inset: 0; background: var(--border); border-radius: 999px; cursor: pointer; transition: background .15s; }
.toggle-switch .slider::before { content: ""; position: absolute; width: 16px; height: 16px; left: 3px; top: 3px; background: #fff; border-radius: 50%; transition: transform .15s; }
.toggle-switch input:checked + .slider { background: var(--primary); }
.toggle-switch input:checked + .slider::before { transform: translateX(18px); }

.tabs { display: flex; gap: 8px; margin-bottom: 18px; flex-wrap: wrap; }
.tabs a { padding: 8px 14px; border-radius: 999px; border: 1px solid var(--border); color: var(--ink); font-size: 13px; }
.tabs a.active { background: var(--ink); color: #fff; border-color: var(--ink); }

@media (max-width: 900px) {
  .grid-2 { grid-template-columns: 1fr; }
  .choose-grid { grid-template-columns: 1fr; }
  .field-row { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .sidebar { display: none; }
  .content { padding: 20px; }
}