/* ClairPRISM — dark-first, per BRAND.md (13 Nov 2026) */
:root {
  --bg: #070B1A; --panel: #0E1530; --glass: rgba(255,255,255,0.04); --line: rgba(255,255,255,0.08);
  --ink: #EAF0FF; --muted: #93A1C8; --faint: #5E6B92;
  --violet: #7C5CFF; --blue: #3D8BFF; --cyan: #22D3EE; --green: #34D399; --amber: #FBBF24; --rose: #FB7185;
  --accent: #22D3EE; --gA: #34D399; --gB: #FBBF24; --gC: #FB7185;
  --spectrum: linear-gradient(90deg, #7C5CFF, #3D8BFF, #22D3EE, #34D399, #FBBF24, #FB7185);
  --radius: 14px; --nav-w: 232px;
  --head: "Space Grotesk", system-ui, sans-serif; --body: "Inter", system-ui, sans-serif;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg); color: var(--ink); font: 15px/1.55 var(--body); min-height: 100vh;
  background-image:
    radial-gradient(1200px 600px at 85% -10%, rgba(124,92,255,0.18), transparent 60%),
    radial-gradient(900px 500px at -10% 110%, rgba(34,211,238,0.10), transparent 60%),
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: auto, auto, 48px 48px, 48px 48px; background-attachment: fixed;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
h1, h2, h3 { font-family: var(--head); font-weight: 600; letter-spacing: -0.01em; margin: 0 0 .5rem; }
h1 { font-size: 1.6rem; } h2 { font-size: 1.15rem; } h3 { font-size: 1rem; }
p { margin: .3rem 0 .8rem; }
.num, td.n, .kpi .v { font-variant-numeric: tabular-nums; }
.muted { color: var(--muted); } .small { font-size: .85rem; }
.skip { position: absolute; left: -999px; top: 0; } .skip:focus { left: 8px; top: 8px; background: var(--panel); padding: 8px 12px; z-index: 50; }

/* header */
.top { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 16px; padding: 10px 20px;
  background: rgba(7,11,26,0.82); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.top::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 1px; background: var(--spectrum); opacity: .55; }
.logo { font-family: var(--head); font-weight: 700; font-size: 1.25rem; color: var(--ink); white-space: nowrap; }
.logo:hover { text-decoration: none; }
.logo .p { background: var(--spectrum); -webkit-background-clip: text; background-clip: text; color: transparent; }
.logo sup { font-size: .55em; color: var(--muted); margin-left: 1px; }
.switcher { display: flex; gap: 6px; align-items: center; flex: 1; min-width: 0; }
.switcher select { max-width: 380px; width: 100%; }
select, input[type=text], input[type=email], input[type=password], input[type=search] {
  background: var(--panel); color: var(--ink); border: 1px solid var(--line); border-radius: 9px;
  padding: 7px 10px; font: inherit; min-width: 0; }
input:focus, select:focus { border-color: var(--accent); outline: none; box-shadow: 0 0 0 2px rgba(34,211,238,.25); }
.btn { display: inline-flex; align-items: center; gap: 6px; background: var(--accent); color: #04121A; border: 0;
  border-radius: 9px; padding: 8px 14px; font: 600 .9rem var(--body); cursor: pointer; }
.btn:hover { text-decoration: none; filter: brightness(1.08); }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.user { position: relative; }
.user summary { list-style: none; cursor: pointer; padding: 6px 10px; border: 1px solid var(--line); border-radius: 999px;
  color: var(--muted); font-size: .9rem; white-space: nowrap; }
.user summary::-webkit-details-marker { display: none; }
.user .menu { position: absolute; right: 0; top: 42px; min-width: 240px; padding: 12px; background: var(--panel);
  border: 1px solid var(--line); border-radius: 12px; box-shadow: 0 20px 40px rgba(0,0,0,.4); }
.user .menu form { margin-top: 8px; }

/* layout */
.shell { display: grid; grid-template-columns: var(--nav-w) 1fr; min-height: calc(100vh - 110px); }
.shell.full { grid-template-columns: 1fr; }
nav.side { border-right: 1px solid var(--line); padding: 18px 12px; position: sticky; top: 57px; align-self: start;
  max-height: calc(100vh - 57px); overflow-y: auto; }
nav.side .grp { margin: 14px 0 4px; padding: 0 10px; font: 600 .72rem var(--head); letter-spacing: .12em;
  text-transform: uppercase; color: var(--faint); }
nav.side .grp b { display: block; color: var(--muted); letter-spacing: .08em; }
nav.side a { display: flex; align-items: center; gap: 8px; padding: 7px 10px; border-radius: 9px; color: var(--ink); font-size: .93rem; }
nav.side a:hover { background: var(--glass); text-decoration: none; }
nav.side a[aria-current=page] { background: rgba(34,211,238,.10); box-shadow: inset 2px 0 0 var(--accent); }
nav.side .dot { width: 7px; height: 7px; border-radius: 50%; flex: none; }
main { padding: 22px 26px 40px; min-width: 0; }
.page-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.eyebrow { font: 600 .75rem var(--head); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.banner { border: 1px solid rgba(251,191,36,.35); background: rgba(251,191,36,.07); color: #FDE7A9;
  padding: 8px 12px; border-radius: 10px; font-size: .88rem; margin-bottom: 14px; }
.flash.err { border-color: rgba(251,113,133,.45); background: rgba(251,113,133,.08); color: #FFD3DA; }

/* glass */
.glass { background: var(--glass); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px;
  backdrop-filter: blur(10px); }
.grid { display: grid; gap: 14px; }
.g2 { grid-template-columns: repeat(2, minmax(0,1fr)); } .g3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.g4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
.stack > * + * { margin-top: 14px; }
.kpis { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); }
.kpi { position: relative; overflow: hidden; }
.kpi::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 2px; background: var(--spectrum); opacity: .7; }
.kpi .l { color: var(--muted); font-size: .8rem; }
.kpi .v { font: 600 1.7rem var(--head); margin: 2px 0; }
.kpi .s { color: var(--muted); font-size: .8rem; }
.pill { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: .75rem; border: 1px solid var(--line); color: var(--muted); white-space: nowrap; }
.grade { display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 6px; font: 700 .78rem var(--head); color: #06101C; }
.grade.A { background: var(--gA); } .grade.B { background: var(--gB); } .grade.C { background: var(--gC); }
.st-active { color: var(--green); } .st-disputed { color: var(--rose); } .st-superseded, .st-excluded { color: var(--muted); }
.legend { display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: .85rem; color: var(--muted); margin: 8px 0; }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 6px; vertical-align: -1px; }

/* tables */
.tbl-wrap { overflow-x: auto; border-radius: 10px; }
table { width: 100%; border-collapse: collapse; font-size: .88rem; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; position: sticky; top: 0; background: #0B1127; }
td.n, th.n { text-align: right; }
tbody tr:hover { background: rgba(255,255,255,.025); }
a.cid { font: 600 .82rem var(--head); color: var(--accent); white-space: nowrap; }
dl.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; margin: 0; }
dl.kv dt { color: var(--muted); } dl.kv dd { margin: 0; }

/* filters */
.filters { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 8px; margin-bottom: 12px; }
.filters label { display: grid; gap: 2px; font-size: .75rem; color: var(--muted); }
.filters .q { grid-column: span 2; }

/* charts */
svg.chart { width: 100%; height: auto; display: block; overflow: visible; }
svg.chart text { fill: var(--muted); font: 12px var(--body); font-variant-numeric: tabular-nums; }
svg.chart text.cat, svg.chart text.cat a { fill: var(--ink); }
svg.chart text.val, svg.chart text.cell-val { fill: var(--ink); font-weight: 600; }
svg.chart text.axis-label { fill: var(--faint); font-size: 11px; }
svg.chart line.grid { stroke: rgba(255,255,255,0.06); }
svg.chart line.zero { stroke: rgba(234,240,255,0.45); }
svg.chart rect.hit { fill: transparent; }
svg.chart .mark:hover rect.hit { fill: rgba(255,255,255,0.03); }
svg.chart .muted-bar { fill-opacity: .45; stroke: currentColor; stroke-dasharray: 3 2; color: var(--muted); }
.heat-wrap { overflow-x: auto; }
.heat-wrap svg { min-width: 760px; }

/* skills */
.skills { display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.skill { display: flex; flex-direction: column; gap: 4px; }
.skill .meta { display: flex; gap: 6px; flex-wrap: wrap; }
.steps { counter-reset: s; list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.steps li { counter-increment: s; padding-left: 34px; position: relative; }
.steps li::before { content: counter(s); position: absolute; left: 0; top: 0; width: 24px; height: 24px; border-radius: 50%;
  display: grid; place-items: center; background: rgba(34,211,238,.15); color: var(--accent); font: 600 .8rem var(--head); }

/* study cards */
.study-cards { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.study-card { display: flex; flex-direction: column; gap: 8px; color: var(--ink); transition: border-color .15s, transform .15s; }
.study-card:hover { border-color: rgba(34,211,238,.45); text-decoration: none; transform: translateY(-1px); }
.study-card .stats { display: flex; gap: 14px; color: var(--muted); font-size: .85rem; }
.prism-hero { position: relative; overflow: hidden; }
.prism-hero::after { content: ""; position: absolute; right: -60px; top: -40px; width: 260px; height: 160px;
  background: var(--spectrum); filter: blur(60px); opacity: .18; transform: rotate(-12deg); pointer-events: none; }

/* drawer */
.drawer { position: fixed; top: 0; right: 0; height: 100vh; width: min(560px, 100vw); background: #0B1127;
  border-left: 1px solid var(--line); box-shadow: -30px 0 60px rgba(0,0,0,.5); transform: translateX(100%);
  transition: transform .2s ease; z-index: 40; display: flex; flex-direction: column; }
.drawer.open { transform: none; }
.drawer header { display: flex; justify-content: space-between; align-items: center; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.drawer .body { padding: 16px 18px 40px; overflow-y: auto; }
.scrim { position: fixed; inset: 0; background: rgba(3,6,15,.55); z-index: 30; display: none; }
.scrim.open { display: block; }
.statement { font: 500 1.05rem/1.5 var(--head); }
blockquote { margin: 8px 0; padding: 8px 12px; border-left: 2px solid var(--violet); background: var(--glass); border-radius: 0 8px 8px 0; color: #D5DDF5; }

/* login */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login { width: min(420px, 100%); }
.login form { display: grid; gap: 12px; margin-top: 12px; }
.login label { display: grid; gap: 4px; font-size: .85rem; color: var(--muted); }
.beam { height: 3px; border-radius: 3px; background: var(--spectrum); margin: 10px 0 16px; }

footer.foot { border-top: 1px solid var(--line); padding: 14px 20px; color: var(--muted); font-size: .82rem;
  display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; }

@media (max-width: 1000px) { .g3, .g4 { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 820px) {
  .shell { grid-template-columns: 1fr; }
  nav.side { position: static; max-height: none; border-right: 0; border-bottom: 1px solid var(--line);
    display: flex; flex-wrap: nowrap; gap: 4px; padding: 8px 16px; overflow-x: auto; }
  nav.side .grp { display: none; }
  nav.side a { white-space: nowrap; flex: none; }
  main { padding: 16px; }
  .top { padding: 10px 16px; flex-wrap: wrap; }
  .switcher { order: 3; flex-basis: 100%; }
  .g2, .g3, .g4 { grid-template-columns: 1fr; }
  .filters .q { grid-column: 1 / -1; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }
.sr { position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; }