* { box-sizing: border-box; }

/* Prussian & Ochre palette, from design/README-restyle.md (WCAG-audited). */
:root {
  --bg: #F6F5F1;
  --surface: #FBFAF7;
  --panel: rgba(246, 245, 241, .9);
  --ink: #15202E;
  --ink-2: #586374;
  --muted: #6E7889;
  --border: #DBD9CE;
  --hairline: #E7E5DE;
  --border-strong: #878D96;
  --accent: #1D4E74;
  --accent-dark: #143852;
  --bid: #2e7d4f;
  --ask: #ae4a3f;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --serif: "Newsreader", Charter, "Iowan Old Style", Palatino, Georgia, serif;
}

body {
  font-family: var(--sans);
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
}

/* Two fixed background layers: a watercolour wash fading blue to marigold,
   and Prussian contour lines masked away from the content column so the
   pattern lives in the margins, never under numbers. */
body::before, body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background: center/cover no-repeat;
}
body::before { background-image: url(/bg-wash.svg); opacity: .4; }
body::after {
  background-image: url(/bg-contours.svg);
  opacity: .15;
  mask-image: radial-gradient(ellipse 62% 55% at 50% 45%, transparent 35%, #000 100%);
  -webkit-mask-image: radial-gradient(ellipse 62% 55% at 50% 45%, transparent 35%, #000 100%);
}

/* The wordmark sits straight on the background wash; only the account
   switcher carries a card. */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  max-width: 1240px;
  margin: 0 auto;
  padding: 22px 32px 0;
}

header h1 {
  font-family: var(--serif);
  font-size: 32px;
  margin: 0;
  font-weight: 600;
  letter-spacing: .01em;
  cursor: pointer;
}
header h1 em { font-style: italic; color: var(--accent); }
.panel h3 em { font-style: italic; color: var(--accent); font-weight: 400; }

.account-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding: 12px 14px;
  background: var(--panel);
  backdrop-filter: blur(3px);
  border: 1px solid var(--border);
  border-radius: 2px;
}
.account-bar label { font-size: 14px; color: var(--ink-2); }

select, input, textarea, button {
  font: inherit;
  font-size: 14px;
  padding: 7px 12px;
  border-radius: 6px;
  /* Control borders need 3:1 against paper; --border is too faint. */
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: inherit;
}

button {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  cursor: pointer;
}
button:hover { background: var(--accent-dark); border-color: var(--accent-dark); }
button.ghost { background: transparent; border-color: var(--border-strong); color: var(--ink-2); }
button.ghost:hover { background: transparent; border-color: var(--muted); color: var(--ink); }

.layout {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 32px;
}
.content { flex: 1; min-width: 0; }

nav {
  flex: none;
  width: 172px;
  position: sticky;
  top: 16px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-top: 24px;
  padding: 14px 8px;
  background: var(--panel);
  backdrop-filter: blur(3px);
  border: 1px solid var(--border);
  border-radius: 2px;
}
nav button {
  background: none;
  border: none;
  border-radius: 0;
  border-left: 2px solid transparent;
  color: var(--ink-2);
  padding: 6px 14px;
  font-size: 15px;
  text-align: left;
}
nav button:hover { background: none; color: var(--ink); }
nav button.active { background: none; color: var(--ink); font-weight: 600; border-left-color: var(--accent); }
nav button.sub { padding-left: 32px; font-size: 14px; }
nav button.group { position: relative; }
nav button.admin {
  margin-top: 10px;
  border-top: 1px solid var(--hairline);
  padding-top: 10px;
  font-size: 14px;
  color: var(--muted);
}
nav button.group .sign {
  position: absolute;
  left: 3px;
  color: var(--muted);
  font-family: var(--sans);
}

main { padding: 8px 0 64px; }

@media (max-width: 800px) {
  .layout { flex-direction: column; gap: 0; padding: 0 20px; }
  nav {
    position: static;
    width: 100%;
    flex-direction: row;
    flex-wrap: wrap;
    margin-top: 16px;
    padding: 8px;
  }
  nav button.sub { padding-left: 14px; }
  nav button.admin { margin-top: 0; border-top: none; padding-top: 6px; }
  .content { width: 100%; }
}

.org-header h2 { font-family: var(--serif); margin: 0 0 4px; font-size: 27px; font-weight: 600; }
.org-header p { margin: 4px 0; color: var(--ink-2); max-width: 720px; }
.org-header a { font-size: 14px; color: var(--accent); }

/* Content sits on its own translucent sheet of paper; the background
   shows faintly through but never costs contrast under the data. */
.panel {
  background: var(--panel);
  backdrop-filter: blur(3px);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 20px 24px;
  margin-top: 24px;
}
.panel h3 {
  margin: 0 0 14px;
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 500;
  color: var(--ink);
}
.panel h3:not(:first-child) { margin-top: 28px; }

.columns { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
@media (max-width: 800px) { .columns { grid-template-columns: 1fr; } }

.book { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
.filter-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--ink-2);
  margin-bottom: 10px;
  cursor: pointer;
}
/* Wide tables scroll sideways inside their panel instead of overflowing it. */
.table-scroll { overflow-x: auto; }
.table-scroll th, .table-scroll td { white-space: nowrap; }
th, td { text-align: right; padding: 7px 10px; border-bottom: 1px solid var(--hairline); }
th {
  font-family: var(--sans);
  color: var(--muted);
  font-weight: 500;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .05em;
}
td { font-variant-numeric: lining-nums tabular-nums; }
td:first-child, th:first-child { text-align: left; }
tbody tr:last-child td { border-bottom: none; }
/* Name columns read left-aligned: leaderboard holders, trade counterparties,
   portfolio/profile org names, profile trade market+side+counterparty. */
table:has(#leaderboard) th:nth-child(2), table:has(#leaderboard) td:nth-child(2),
table:has(#trades) th:nth-child(n+5), table:has(#trades) td:nth-child(n+5),
table:has(#portfolio-holdings) th:nth-child(2), table:has(#portfolio-holdings) td:nth-child(2),
table:has(#profile-holdings) th:nth-child(2), table:has(#profile-holdings) td:nth-child(2),
table:has(#profile-trades) th:nth-child(2), table:has(#profile-trades) td:nth-child(2),
table:has(#profile-trades) th:nth-child(3), table:has(#profile-trades) td:nth-child(3),
table:has(#profile-trades) th:nth-child(7), table:has(#profile-trades) td:nth-child(7) { text-align: left; }

.user-link { cursor: pointer; }
.user-link:hover { color: var(--accent); text-decoration: underline; }
.tag-link { font-style: italic; }
.org-header h2.tag-name { font-style: italic; }

#user-search { width: 100%; max-width: 380px; margin-bottom: 14px; }

th.sortable { cursor: pointer; }
th.sortable:hover { color: var(--ink); }
th.sortable.active { color: var(--accent); font-weight: 600; }
th.sortable.active::after { content: " ▾"; }

.bid { color: var(--bid); }
.ask { color: var(--ask); }

#chart-container { width: 100%; }
#price-chart { width: 100%; height: 220px; display: block; font-family: var(--sans); }
#value-chart-container { width: 100%; }
#value-chart { width: 100%; height: 220px; display: block; font-family: var(--sans); }
.chart-legend { display: flex; gap: 20px; margin-top: 10px; font-size: 13px; color: var(--ink-2); }
.chart-legend i {
  display: inline-block;
  width: 14px;
  height: 3px;
  border-radius: 2px;
  vertical-align: middle;
  margin-right: 6px;
}

#order-form { display: flex; flex-direction: column; gap: 12px; margin-bottom: 16px; }
#order-form label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--ink-2); }
.side-toggle { display: flex; gap: 16px; }
.side-toggle label { flex-direction: row; align-items: center; gap: 6px; }
input[type="radio"] { accent-color: var(--accent); }

.error { color: var(--ask); font-size: 13px; min-height: 1em; margin: 0; }
.hidden { display: none; }

dialog {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px 28px;
  min-width: 320px;
  background: var(--surface);
  color: var(--ink);
  box-shadow: 0 12px 40px rgba(35, 34, 30, .18);
}
dialog::backdrop { background: rgba(35, 34, 30, .4); }
dialog form { display: flex; flex-direction: column; gap: 12px; }
dialog label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--ink-2); }
.row { display: flex; gap: 8px; align-items: center; }
#admin-msg { font-size: 13px; margin: 0; }

.cancel-btn {
  padding: 2px 10px;
  font-size: 12px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--ink-2);
}
.cancel-btn:hover { background: transparent; border-color: var(--muted); color: var(--ink); }

/* Home page */
.home-grid {
  display: grid;
  grid-template-columns: 5fr 3fr;
  gap: 24px;
  align-items: start;
}
@media (max-width: 900px) { .home-grid { grid-template-columns: 1fr; } }

.home-orgs {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
}
.org-card {
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 14px 16px;
  cursor: pointer;
  transition: border-color .15s;
}
.org-card:hover { border-color: var(--accent); }
.org-card-head {
  display: flex;
  align-items: center;
  gap: 8px;
}
.org-card .ticker-big {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: .02em;
}
.org-card .valuation {
  margin-left: auto;
  font-weight: 600;
  color: var(--ink-2);
  font-variant-numeric: lining-nums tabular-nums;
}
.org-card-name {
  font-size: 13px;
  color: var(--ink-2);
  margin-top: 4px;
}
.spark {
  display: block;
  width: 100%;
  height: 40px;
  margin-top: 10px;
}
.spark-empty { height: 40px; margin-top: 10px; }
.org-logo {
  width: 22px;
  height: 22px;
  object-fit: contain;
  border-radius: 4px;
  flex-shrink: 0;
}
.org-logo-lg {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  vertical-align: -7px;
  margin-right: 10px;
}

/* About page */
.about-content p, .about-content ul, .about-content ol { max-width: 720px; margin: 10px 0; font-size: 15px; }
.about-content ul, .about-content ol { padding-left: 24px; }
.about-content li { margin: 4px 0; }
.about-content li ul, .about-content li ol { margin: 4px 0; }
.about-content ol ol { list-style-type: lower-alpha; }
.about-content a { color: var(--accent); }
.about-content h3:not(:first-child) { margin-top: 32px; }
.about-content h4 {
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 600;
  margin: 20px 0 4px;
}

/* Comments */
.comment { padding: 10px 0; border-bottom: 1px solid var(--hairline); }
.comment:last-child { border-bottom: none; }
.comment .meta { display: flex; gap: 10px; align-items: baseline; font-size: 13px; }
.comment .meta span { color: var(--muted); font-size: 12px; }
.comment p { margin: 4px 0 0; font-size: 14px; white-space: pre-wrap; }
.no-comments { color: var(--muted); font-size: 14px; margin: 0 0 8px; }
#comment-form { display: flex; flex-direction: column; gap: 10px; margin-top: 16px; }
#comment-form textarea { resize: vertical; font-size: 14px; }
#comment-form button { align-self: flex-start; }

/* Ownership chart */
.own-wrap {
  display: flex;
  align-items: center;
  gap: 36px;
  flex-wrap: wrap;
}
#ownership-pie { flex: none; }
.own-legend {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.own-legend .item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  color: var(--ink);
}
.own-legend .swatch {
  width: 10px;
  height: 10px;
  border-radius: 3px;
  flex: none;
}
.own-legend .qty {
  color: var(--muted);
  font-variant-numeric: lining-nums tabular-nums;
}
.own-tooltip {
  position: fixed;
  z-index: 10;
  background: var(--ink);
  color: #fff;
  font-family: var(--sans);
  font-size: 12px;
  padding: 6px 9px;
  border-radius: 6px;
  pointer-events: none;
  white-space: nowrap;
}