/* Pearl River Data Room — dark institutional theme (single-theme by design). */

:root {
  --ink:        #0b1116;
  --ink-2:      #0f171e;
  --panel:      #141d26;
  --panel-2:    #1a242e;
  --rule:       #26333f;
  --rule-soft:  #1e2a34;
  --fg:         #e7eef4;
  --fg-dim:     #93a3b1;
  --fg-faint:   #5f707d;
  --gold:       #c9a84c;   /* matches the main-site admin accent */
  --gold-br:    #e0c56e;
  --jade:       #4bbd9c;
  --jade-dim:   #2f8d74;
  --danger:     #e4776d;
  --warn:       #e0b24a;
  --ok:         #4bbd9c;
  --shadow:     0 10px 30px rgba(0,0,0,.45);
  --radius:     10px;
  --font:       -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono:       ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--ink);
  color: var(--fg);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--gold-br); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { font-weight: 600; line-height: 1.2; text-wrap: balance; }
h1 { font-size: 1.6rem; margin: 0 0 .35rem; }
h2 { font-size: 1.15rem; margin: 1.8rem 0 .8rem; }
small { color: var(--fg-dim); }

/* ---- App shell ---------------------------------------------------------- */
.shell { display: grid; grid-template-columns: 248px 1fr; min-height: 100vh; }
.side {
  background: linear-gradient(180deg, var(--ink-2), var(--ink));
  border-right: 1px solid var(--rule);
  display: flex; flex-direction: column; padding: 1.1rem .9rem;
  position: sticky; top: 0; height: 100vh;
}
.brandmark { display: flex; align-items: center; gap: .6rem; padding: .3rem .4rem 1.1rem; }
.brandmark__logo { width: 36px; height: 36px; object-fit: contain; flex: 0 0 auto; }
.brandmark__text { font-weight: 600; display: flex; flex-direction: column; line-height: 1.1; }
.brandmark__text small { color: var(--fg-faint); font-weight: 500; letter-spacing: .08em; text-transform: uppercase; font-size: .62rem; }
.nav { display: flex; flex-direction: column; gap: .12rem; flex: 1; }
.nav a {
  color: var(--fg-dim); padding: .55rem .7rem; border-radius: 8px; font-size: .92rem;
  display: flex; align-items: center; gap: .5rem;
}
.nav a:hover { background: var(--panel); color: var(--fg); text-decoration: none; }
.nav a.on { background: var(--panel-2); color: var(--fg); box-shadow: inset 3px 0 0 var(--gold); }
.side__foot { border-top: 1px solid var(--rule-soft); padding-top: .8rem; }
.whoami { display: flex; flex-direction: column; gap: .3rem; margin-bottom: .5rem; }
.whoami__email { font-size: .8rem; color: var(--fg-dim); word-break: break-all; }
.side__links { display: flex; align-items: center; justify-content: space-between; }
.side__links a, .linkbtn { color: var(--fg-faint); font-size: .82rem; }
.linkbtn { background: none; border: 0; cursor: pointer; padding: 0; font: inherit; }
.linkbtn:hover { color: var(--gold-br); }
.inline { display: inline; }

.main { padding: 1.8rem 2rem 4rem; max-width: 1180px; width: 100%; }

/* ---- Auth card ---------------------------------------------------------- */
.authbody { display: grid; place-items: center; min-height: 100vh; padding: 1.5rem;
  background: radial-gradient(1200px 500px at 50% -10%, #16222c, var(--ink)); }
.authcard { background: var(--panel); border: 1px solid var(--rule); border-radius: 14px;
  box-shadow: var(--shadow); padding: 2rem 1.8rem; width: 100%; max-width: 400px; }
.authcard__brand { display: flex; flex-direction: column; align-items: center; gap: .55rem; margin-bottom: 1.4rem; text-align: center; }
.authcard__logo { width: 88px; height: 88px; object-fit: contain; }
.authcard__name strong { display: block; font-size: 1.02rem; }
.authcard__name small { color: var(--fg-faint); text-transform: uppercase; letter-spacing: .1em; font-size: .62rem; }
.authcard h1 { font-size: 1.25rem; }
.authcard__foot { color: var(--fg-faint); font-size: .74rem; margin: 1.4rem 0 0; text-align: center; }

/* 2FA enrolment QR (rendered client-side into #qr). */
.qr-box { display: grid; place-items: center; background: #fff; border-radius: 10px;
  padding: 10px; margin: .8rem auto; width: 212px; height: 212px; color: #666; font-size: .78rem; text-align: center; }
.qr-box svg { width: 190px; height: 190px; display: block; }

/* ---- Forms -------------------------------------------------------------- */
label { display: block; font-size: .82rem; color: var(--fg-dim); margin: .9rem 0 .3rem; }
input[type=text], input[type=email], input[type=password], input[type=search],
input[type=datetime-local], input[type=number], select, textarea {
  width: 100%; background: var(--ink-2); border: 1px solid var(--rule);
  color: var(--fg); padding: .6rem .7rem; border-radius: 8px; font: inherit;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--gold); outline-offset: 1px; border-color: var(--gold); }
textarea { min-height: 90px; resize: vertical; }
.hint { color: var(--fg-faint); font-size: .78rem; margin: .3rem 0 0; }
.bar { display: flex; gap: .6rem; align-items: center; margin-top: 1.2rem; flex-wrap: wrap; }

button, .btn {
  background: var(--gold); color: #1a1205; border: 0; padding: .6rem 1.1rem;
  border-radius: 8px; font: inherit; font-weight: 600; cursor: pointer;
}
button:hover, .btn:hover { background: var(--gold-br); text-decoration: none; }
.btn--ghost { background: transparent; color: var(--fg); border: 1px solid var(--rule); }
.btn--ghost:hover { background: var(--panel-2); }
.btn--jade { background: var(--jade); color: #052018; }
.btn--jade:hover { background: #63cfae; }
.btn--danger { background: transparent; color: var(--danger); border: 1px solid #4a2a2a; }
.btn--danger:hover { background: #2a1818; }
.btn--sm { padding: .35rem .7rem; font-size: .82rem; }
button:disabled { opacity: .5; cursor: not-allowed; }

/* ---- Panels / cards ----------------------------------------------------- */
.panel { background: var(--panel); border: 1px solid var(--rule); border-radius: var(--radius); padding: 1.2rem 1.3rem; }
.lede { color: var(--fg-dim); margin: 0 0 1.3rem; max-width: 70ch; }
.grid { display: grid; gap: 1rem; }
.cols-2 { grid-template-columns: repeat(2, 1fr); }
.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cols-4 { grid-template-columns: repeat(4, 1fr); }

/* ---- Stat tiles --------------------------------------------------------- */
.stat { background: var(--panel); border: 1px solid var(--rule); border-radius: var(--radius); padding: 1rem 1.1rem; }
.stat__n { font-size: 1.9rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.stat__l { color: var(--fg-dim); font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; }
.stat--gold .stat__n { color: var(--gold-br); }
.stat--jade .stat__n { color: var(--jade); }

/* ---- Badges / roles / chips --------------------------------------------- */
/* Explicit background so a chip rendered as a <button> never inherits the gold
   button style (which made grey-on-gold, unreadable chips). */
.role, .tag, .badge { display: inline-block; font-size: .7rem; font-weight: 500; line-height: 1.5;
  padding: .12rem .55rem; border-radius: 999px; border: 1px solid var(--rule); background: var(--ink-2);
  color: var(--fg-dim); letter-spacing: .03em; white-space: nowrap; vertical-align: middle; }
button.tag, button.badge, button.role { cursor: pointer; font-family: inherit; }
/* Plain tags (manager allocations, category pills) read as light text on a subtle pill. */
.tag { color: var(--fg); background: var(--panel-2); }
button.tag:hover { border-color: var(--danger); color: var(--danger); background: var(--panel); }
.role--admin { color: var(--gold-br); border-color: #4a3c1e; background: #241c0c; }
.role--manager { color: var(--jade); border-color: #1e4035; background: #0c201a; }
.role--viewer { color: var(--fg-dim); }
.badge--ok { color: var(--ok); border-color: #1e4035; }
.badge--warn { color: var(--warn); border-color: #463a17; }
.badge--bad { color: var(--danger); border-color: #4a2a2a; }
.badge--invited { color: var(--warn); border-color: #463a17; }
.badge--active { color: var(--ok); border-color: #1e4035; }
.badge--suspended { color: var(--danger); border-color: #4a2a2a; }

/* ---- Tables ------------------------------------------------------------- */
.tbl { width: 100%; border-collapse: collapse; }
.tbl th, .tbl td { text-align: left; padding: .6rem .7rem; border-bottom: 1px solid var(--rule-soft); vertical-align: middle; }
.tbl th { color: var(--fg-faint); font-size: .72rem; text-transform: uppercase; letter-spacing: .05em; font-weight: 600; }
.tbl tr:hover td { background: var(--ink-2); }
.tbl .num { text-align: right; font-variant-numeric: tabular-nums; }
.tblwrap { overflow-x: auto; }

/* ---- Flash -------------------------------------------------------------- */
.flash { padding: .7rem 1rem; border-radius: 8px; margin: 0 0 1rem; border: 1px solid var(--rule); font-size: .9rem; }
.flash--ok { background: #0c201a; border-color: #1e4035; color: #9fe3cd; }
.flash--err { background: #2a1616; border-color: #4a2a2a; color: #f0b3ac; }
.flash--info { background: #10202b; border-color: #244050; color: #a9cde0; }

.msg { padding: .7rem 1rem; border-radius: 8px; margin: .5rem 0; font-size: .9rem; border: 1px solid var(--rule); }
.msg.bad { background: #2a1616; border-color: #4a2a2a; color: #f0b3ac; }
.msg.ok  { background: #0c201a; border-color: #1e4035; color: #9fe3cd; }

/* ---- File / folder browser --------------------------------------------- */
.crumbs { display: flex; gap: .4rem; align-items: center; color: var(--fg-faint); font-size: .85rem; margin-bottom: 1rem; flex-wrap: wrap; }
.crumbs a { color: var(--fg-dim); }
.crumbs span.sep { color: var(--fg-faint); }

.rowitem { display: flex; align-items: center; gap: .8rem; }
.ficon { width: 34px; height: 34px; border-radius: 7px; display: grid; place-items: center; font-size: .66rem;
  font-weight: 700; letter-spacing: .02em; background: var(--panel-2); border: 1px solid var(--rule); color: var(--fg-dim); }
.ficon--pdf { color: #ef8a80; border-color: #4a2a2a; }
.ficon--image { color: #7fc4ff; border-color: #1e3a4a; }
.ficon--doc { color: #8fb4ff; border-color: #22304a; }
.ficon--sheet { color: #86d6a6; border-color: #1e4030; }
.ficon--slides { color: #e0b24a; border-color: #463a17; }
.ficon--folder { color: var(--gold-br); border-color: #4a3c1e; background: #201a0c; }
.ficon--archive, .ficon--text, .ficon--file { color: var(--fg-dim); }

.dropzone { border: 2px dashed var(--rule); border-radius: var(--radius); padding: 1.4rem; text-align: center;
  color: var(--fg-dim); transition: .15s; }
.dropzone.drag { border-color: var(--gold); background: var(--panel); color: var(--fg); }

/* ---- Misc --------------------------------------------------------------- */
.toolbar { display: flex; gap: .6rem; align-items: center; justify-content: space-between; margin-bottom: 1.1rem; flex-wrap: wrap; }
.toolbar__actions { display: flex; gap: .5rem; flex-wrap: wrap; }
.muted { color: var(--fg-dim); }
.faint { color: var(--fg-faint); }
.right { text-align: right; }
.nowrap { white-space: nowrap; }
.mono { font-family: var(--mono); font-size: .85em; }
.spacer { flex: 1; }
.empty { text-align: center; color: var(--fg-faint); padding: 2.5rem 1rem; }
.pill-row { display: flex; gap: .35rem; flex-wrap: wrap; }

/* ---- Impersonation ------------------------------------------------------ */
.imp-bar { display: flex; align-items: center; gap: .5rem; margin: 0 0 1.2rem; padding: .45rem .7rem;
  background: var(--panel); border: 1px dashed var(--rule); border-radius: 8px; flex-wrap: wrap; }
.imp-bar__label { color: var(--fg-dim); font-size: .82rem; font-weight: 600; }
.imp-bar select { max-width: 300px; width: auto; }
.imp-banner { display: flex; align-items: center; justify-content: space-between; gap: .9rem; flex-wrap: wrap;
  margin: 0 0 1.2rem; padding: .6rem .9rem; border-radius: 8px;
  background: #3a2a10; border: 1px solid #6b5020; color: #f3dca6; font-size: .9rem; }

.meter { height: 8px; background: var(--ink-2); border-radius: 999px; overflow: hidden; border: 1px solid var(--rule); }
.meter > span { display: block; height: 100%; background: linear-gradient(90deg, var(--jade-dim), var(--jade)); }

/* ---- Responsive --------------------------------------------------------- */
@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  .side { position: static; height: auto; flex-direction: row; flex-wrap: wrap; align-items: center; }
  .nav { flex-direction: row; flex-wrap: wrap; flex: 1 1 100%; order: 3; }
  .side__foot { flex: 1 1 100%; order: 4; border-top: 0; padding-top: 0; }
  .main { padding: 1.2rem 1rem 3rem; }
  .cols-2, .cols-3, .cols-4 { grid-template-columns: 1fr; }
}