/* Loan Application Scorer design system. Tokens first, then primitives, then layout. No external assets. */
:root {
  --ink-900: #0b1220; --ink-800: #131c2e; --ink-700: #1f2a40; --ink-600: #36435c;
  --ink-500: #5a667d; --ink-400: #8590a3; --ink-300: #b5bdca; --ink-200: #dfe3ea; --ink-100: #eef0f4; --ink-50: #f7f8fa;
  --white: #fff;
  --accent: #0f766e; --accent-strong: #0b5f58; --accent-soft: #e3f3f1; --accent-ring: rgba(15,118,110,.28);
  --danger: #b42318; --danger-soft: #fdecea; --warn: #9a5b00; --warn-soft: #fff4e0; --ok: #137a4a; --ok-soft: #e4f5ec; --info: #1d4ed8; --info-soft: #e8efff;
  --g-a: #137a4a; --g-b: #4f9a3a; --g-c: #c28a00; --g-d: #d1651a; --g-e: #b42318;
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --r-sm: 6px; --r-md: 8px; --r-lg: 12px;
  --shadow-1: 0 1px 2px rgba(11,18,32,.06);
  --shadow-2: 0 1px 2px rgba(11,18,32,.06), 0 8px 24px rgba(11,18,32,.07);
  --sidebar: 248px;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--font); font-size: 14px; line-height: 1.5; color: var(--ink-900); background: var(--ink-50); -webkit-font-smoothing: antialiased; }
h1, h2, h3, h4 { margin: 0; letter-spacing: -.01em; line-height: 1.25; }
p { margin: 0; }
a { color: var(--accent-strong); }
.hidden { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.skip-link { position: absolute; left: 8px; top: -48px; background: var(--ink-900); color: #fff; padding: 8px 12px; border-radius: var(--r-sm); z-index: 100; }
.skip-link:focus { top: 8px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 3px; }
.i { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.i.lg { width: 20px; height: 20px; }
.mono { font-family: var(--mono); }
.muted { color: var(--ink-500); }
.num { font-variant-numeric: tabular-nums; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 36px; padding: 0 14px; border-radius: var(--r-md); border: 1px solid transparent; font: 600 13.5px/1 var(--font); cursor: pointer; text-decoration: none; white-space: nowrap; transition: background .12s, border-color .12s, color .12s; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-strong); }
.btn-secondary { background: var(--white); color: var(--ink-800); border-color: var(--ink-200); box-shadow: var(--shadow-1); }
.btn-secondary:hover { background: var(--ink-50); border-color: var(--ink-300); }
.btn-ghost { background: transparent; color: var(--ink-600); }
.btn-ghost:hover { background: var(--ink-100); color: var(--ink-900); }
.btn-danger { background: var(--white); color: var(--danger); border-color: #f0c4bf; }
.btn-danger:hover { background: var(--danger-soft); }
.btn-sm { height: 28px; padding: 0 10px; font-size: 12.5px; }
.btn-lg { height: 44px; padding: 0 20px; font-size: 15px; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }

/* Forms */
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.field > label, .label { font-size: 12.5px; font-weight: 600; color: var(--ink-600); }
.field .hint { font-size: 12px; color: var(--ink-500); }
.input, select.input, textarea.input { width: 100%; height: 36px; padding: 0 10px; border: 1px solid var(--ink-200); border-radius: var(--r-md); background: var(--white); color: var(--ink-900); font: inherit; box-shadow: var(--shadow-1); }
textarea.input { height: auto; padding: 8px 10px; }
.input:hover { border-color: var(--ink-300); }
.input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-ring); }
.input[disabled] { background: var(--ink-100); color: var(--ink-500); }
.check { display: flex; align-items: flex-start; gap: 10px; font-size: 13.5px; margin: 6px 0 14px; }
.check input { width: 16px; height: 16px; margin-top: 2px; accent-color: var(--accent); }
.form-grid { display: grid; gap: 0 14px; grid-template-columns: repeat(2, minmax(0,1fr)); }
@media (max-width: 560px) { .form-grid { grid-template-columns: 1fr; } }
.inline-form { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; }
.inline-form .field { margin: 0; flex: 1 1 180px; }

/* Cards, stats, badges */
.card { background: var(--white); border: 1px solid var(--ink-200); border-radius: var(--r-lg); box-shadow: var(--shadow-1); }
.card-pad { padding: 20px; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 20px; border-bottom: 1px solid var(--ink-100); }
.card-head h2, .card-head h3 { font-size: 14px; font-weight: 650; }
.card-body { padding: 20px; }
.stack > * + * { margin-top: 16px; }
.grid { display: grid; gap: 16px; }
.grid.cols-2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.grid.cols-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid.cols-4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
@media (max-width: 1000px) { .grid.cols-4 { grid-template-columns: repeat(2, minmax(0,1fr)); } .grid.cols-3 { grid-template-columns: 1fr; } }
@media (max-width: 760px) { .grid.cols-2, .grid.cols-4 { grid-template-columns: 1fr; } }
.stat { padding: 16px 18px; }
.stat .k { font-size: 12px; font-weight: 600; color: var(--ink-500); text-transform: uppercase; letter-spacing: .04em; }
.stat .v { font-size: 26px; font-weight: 650; letter-spacing: -.02em; margin-top: 6px; font-variant-numeric: tabular-nums; }
.stat .s { font-size: 12px; color: var(--ink-500); margin-top: 2px; }
.badge { display: inline-flex; align-items: center; gap: 4px; height: 22px; padding: 0 8px; border-radius: 999px; font-size: 12px; font-weight: 600; background: var(--ink-100); color: var(--ink-600); }
.badge.ok { background: var(--ok-soft); color: var(--ok); } .badge.off { background: var(--danger-soft); color: var(--danger); }
.badge.warn { background: var(--warn-soft); color: var(--warn); } .badge.info { background: var(--info-soft); color: var(--info); } .badge.accent { background: var(--accent-soft); color: var(--accent-strong); }
.grade { display: inline-grid; place-items: center; min-width: 26px; height: 22px; padding: 0 7px; border-radius: 5px; color: #fff; font-weight: 700; font-size: 12.5px; }
.grade.A { background: var(--g-a); } .grade.B { background: var(--g-b); } .grade.C { background: var(--g-c); } .grade.D { background: var(--g-d); } .grade.E { background: var(--g-e); }
.grade.lg { min-width: 40px; height: 34px; font-size: 18px; border-radius: 7px; }
.callout { padding: 10px 14px; border-radius: var(--r-md); border: 1px solid; font-size: 13px; margin: 12px 0; }
.callout.info { background: var(--info-soft); border-color: #c7d6fb; color: #1e3a8a; }
.callout.warn { background: var(--warn-soft); border-color: #f3d9a4; color: var(--warn); }
.callout.error { background: var(--danger-soft); border-color: #f3c3be; color: var(--danger); }
.callout.success { background: var(--ok-soft); border-color: #b9e3cc; color: var(--ok); }
code.secret { display: block; padding: 10px 12px; margin: 8px 0; background: var(--ink-900); color: #d7e3ff; border-radius: var(--r-md); font: 12.5px var(--mono); word-break: break-all; user-select: all; }

/* Tables */
.table-wrap { overflow-x: auto; }
table.table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.table th { text-align: left; font-size: 11.5px; font-weight: 650; color: var(--ink-500); text-transform: uppercase; letter-spacing: .05em; padding: 10px 16px; background: var(--ink-50); border-bottom: 1px solid var(--ink-200); white-space: nowrap; }
.table td { padding: 11px 16px; border-bottom: 1px solid var(--ink-100); white-space: nowrap; vertical-align: middle; }
.table td.wrap { white-space: normal; min-width: 220px; }
.table tbody tr:last-child td { border-bottom: 0; }
.table tr.row-link { cursor: pointer; }
.table tr.row-link:hover td { background: var(--ink-50); }
.table tr.row-link:focus-visible { outline-offset: -2px; }
.table tr.selected td { background: var(--accent-soft); }
.empty { padding: 36px 20px; text-align: center; color: var(--ink-500); }
.empty strong { display: block; color: var(--ink-800); margin-bottom: 4px; }
.skeleton { background: linear-gradient(90deg, var(--ink-100), var(--ink-50), var(--ink-100)); background-size: 200% 100%; animation: sk 1.2s linear infinite; border-radius: 4px; height: 14px; }
@keyframes sk { to { background-position: -200% 0; } }
@media (prefers-reduced-motion: reduce) { .skeleton { animation: none; } * { scroll-behavior: auto !important; } }

/* Tabs, toolbar */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--ink-200); margin-bottom: 20px; overflow-x: auto; }
.tab { background: none; border: 0; padding: 10px 12px; font: 600 13.5px var(--font); color: var(--ink-500); cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -1px; white-space: nowrap; }
.tab:hover { color: var(--ink-900); }
.tab[aria-selected="true"] { color: var(--ink-900); border-bottom-color: var(--accent); }
.toolbar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; padding: 12px 16px; border-bottom: 1px solid var(--ink-100); }
.toolbar .input { width: auto; min-width: 140px; }
.toolbar .grow { flex: 1 1 200px; }
.bar { height: 6px; background: var(--ink-100); border-radius: 3px; overflow: hidden; }
.bar > i { display: block; height: 100%; background: var(--accent); }
.bar > i.full { background: var(--danger); }
.kv { display: grid; grid-template-columns: 160px 1fr; gap: 8px 16px; font-size: 13.5px; }
.kv dt { color: var(--ink-500); } .kv dd { margin: 0; }
.reasons { list-style: none; margin: 0; padding: 0; }
.reasons li { display: flex; justify-content: space-between; gap: 16px; padding: 10px 0; border-bottom: 1px solid var(--ink-100); }
.reasons li:last-child { border-bottom: 0; }
.impact { font-weight: 650; font-variant-numeric: tabular-nums; min-width: 36px; text-align: right; }
.impact.neg { color: var(--danger); } .impact.pos { color: var(--ok); } .impact.zero { color: var(--ink-400); }

/* App shell */
.shell { display: grid; grid-template-columns: var(--sidebar) minmax(0,1fr); min-height: 100vh; }
.sidebar { position: sticky; top: 0; height: 100vh; overflow-y: auto; background: var(--ink-900); color: var(--ink-300); display: flex; flex-direction: column; padding: 16px 12px; }
.brand { display: flex; align-items: center; gap: 10px; padding: 4px 8px 16px; color: #fff; font-weight: 650; font-size: 14px; text-decoration: none; }
.brand-mark { width: 26px; height: 26px; border-radius: 7px; background: var(--accent); display: grid; place-items: center; }
.org-chip { margin: 0 4px 12px; padding: 8px 10px; background: var(--ink-800); border: 1px solid var(--ink-700); border-radius: var(--r-md); font-size: 12.5px; }
.org-chip b { display: block; color: #fff; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.nav-group { font-size: 11px; font-weight: 650; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-400); padding: 14px 10px 6px; }
.nav-item { display: flex; align-items: center; gap: 10px; width: 100%; padding: 8px 10px; border: 0; background: none; color: var(--ink-300); border-radius: var(--r-md); font: 500 13.5px var(--font); cursor: pointer; text-align: left; }
.nav-item:hover { background: var(--ink-800); color: #fff; }
.nav-item[aria-current="page"] { background: var(--ink-700); color: #fff; }
.sidebar-foot { margin-top: auto; padding: 12px 6px 0; border-top: 1px solid var(--ink-700); font-size: 12.5px; }
.sidebar-foot b { color: #fff; display: block; }
.main { min-width: 0; }
.topbar { display: flex; align-items: center; gap: 12px; padding: 14px 28px; background: var(--white); border-bottom: 1px solid var(--ink-200); position: sticky; top: 0; z-index: 5; }
.topbar h1 { font-size: 17px; font-weight: 650; }
.topbar .spacer { flex: 1; }
.menu-btn { display: none; }
.content { padding: 24px 28px 64px; max-width: 1280px; }
.page-head { margin-bottom: 20px; }
.page-head p { color: var(--ink-500); margin-top: 4px; }
@media (max-width: 900px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { position: fixed; z-index: 30; width: 272px; transform: translateX(-100%); transition: transform .18s ease; }
  .sidebar.open { transform: none; box-shadow: 0 0 0 100vmax rgba(11,18,32,.45); }
  .menu-btn { display: inline-flex; }
  .topbar, .content { padding-left: 16px; padding-right: 16px; }
}
.toast-region { position: fixed; right: 16px; bottom: 16px; display: grid; gap: 8px; z-index: 60; }
.toast { background: var(--ink-900); color: #fff; padding: 10px 14px; border-radius: var(--r-md); box-shadow: var(--shadow-2); font-size: 13.5px; max-width: 360px; }
.toast.error { background: var(--danger); }

/* Charts */
.chart { width: 100%; height: auto; display: block; }
.chart text { font: 11px var(--font); fill: var(--ink-500); }
.legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: 12.5px; color: var(--ink-600); margin-top: 10px; }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 6px; vertical-align: -1px; }