:root {
  color-scheme: dark;
  --bg: #060a12;
  --panel: #0e1622;
  --raised: #121d2c;
  --line: #223047;
  --text: #eff5ff;
  --muted: #8494ac;
  --cyan: #4bdcff;
  --blue: #2d8cff;
  --green: #33d69a;
  --amber: #ffbd59;
  --red: #ff6178;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background:
    radial-gradient(900px 520px at 86% -10%, #12365f70, transparent 62%),
    var(--bg);
  color: var(--text);
  font:
    14px Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    "Segoe UI",
    sans-serif;
}
.app-shell {
  display: grid;
  grid-template-columns: 92px 1fr;
  min-height: 100vh;
}
.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: 92px;
  border-right: 1px solid var(--line);
  background: #070c14e8;
  display: flex;
  align-items: center;
  flex-direction: column;
  padding: 22px 0;
  z-index: 2;
}
.logo {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: linear-gradient(145deg, var(--cyan), var(--blue));
  color: #02101e;
  font-size: 23px;
  font-weight: 950;
  box-shadow: 0 10px 30px #278cff44;
}
.side-copy {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 13px;
}
.side-copy strong {
  font-size: 12px;
}
.side-copy span,
.side-foot {
  font-size: 8px;
  letter-spacing: 0.19em;
  color: #697992;
}
.side-line {
  height: 1px;
  width: 36px;
  background: var(--line);
  margin: 22px 0;
}
.side-foot {
  writing-mode: vertical-rl;
  margin-top: auto;
}
main {
  grid-column: 2;
  width: min(1380px, 100%);
  padding: 32px 38px 60px;
  margin: auto;
}
.eyebrow,
.card-kicker {
  display: block;
  color: var(--cyan);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: 0.2em;
  margin-bottom: 8px;
}
h1,
h2 {
  margin: 0;
  letter-spacing: -0.035em;
}
h1 {
  font-size: clamp(30px, 4vw, 47px);
}
h2 {
  font-size: 22px;
}
em {
  font-style: normal;
  color: var(--cyan);
}
p {
  line-height: 1.6;
}
.muted {
  color: var(--muted);
}
button {
  border: 0;
  border-radius: 11px;
  padding: 12px 17px;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  color: #03101d;
  font: 800 13px inherit;
  cursor: pointer;
  transition:
    transform 0.15s,
    filter 0.15s;
}
button:hover {
  transform: translateY(-1px);
  filter: brightness(1.08);
}
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}
.ghost,
.secondary {
  background: #131f2e;
  color: var(--text);
  border: 1px solid var(--line);
}
.card {
  background: linear-gradient(145deg, #101a29ed, #0a111ced);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: 0 24px 65px #0006;
  padding: 23px;
}
.toast {
  position: fixed;
  top: 22px;
  right: 24px;
  z-index: 20;
  max-width: 440px;
  border: 1px solid var(--cyan);
  border-radius: 12px;
  background: #0d1725f2;
  padding: 13px 17px;
  box-shadow: 0 18px 55px #0009;
}
.auth-layout {
  min-height: calc(100vh - 92px);
  display: grid;
  grid-template-columns: 1.25fr minmax(340px, 470px);
  gap: 8vw;
  align-items: center;
}
.auth-intro h1 {
  font-size: clamp(46px, 6vw, 79px);
  line-height: 1;
  letter-spacing: -0.055em;
}
.auth-intro p {
  font-size: 17px;
  color: var(--muted);
  max-width: 550px;
}
.auth-card {
  padding: 32px;
}
.auth-card h2 {
  font-size: 29px;
}
.auth-card label,
.settings-card label,
.participation-card label {
  display: grid;
  gap: 7px;
  color: #aab8cb;
  font-size: 12px;
  font-weight: 700;
  margin: 17px 0 10px;
}
.auth-card input,
.settings-card input,
.settings-card select,
.settings-card textarea,
.participation-card select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: #070e18;
  color: var(--text);
  padding: 12px 13px;
  font: inherit;
}
.auth-card button {
  width: 100%;
  margin-top: 6px;
}
.auth-card small {
  font-weight: 400;
  color: var(--muted);
  line-height: 1.4;
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 13px;
}
.check {
  display: flex !important;
  align-items: flex-start !important;
  grid-column: 1/-1;
}
.check input {
  width: auto;
  margin-top: 2px;
}
.check a {
  color: var(--cyan);
}
.verify {
  border-top: 1px solid var(--line);
  margin-top: 22px;
  padding-top: 1px;
}
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}
.topbar p {
  margin: 6px 0 0;
}
.status-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 14px;
}
.status-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 17px;
  background: linear-gradient(145deg, #111c2a, #0a121e);
  padding: 18px;
}
.status-card:after {
  content: "";
  position: absolute;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: #4bdcff0b;
  right: -28px;
  bottom: -42px;
}
.status-card span,
.status-card small {
  display: block;
  color: var(--muted);
}
.status-card span {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}
.status-card strong {
  display: block;
  font-size: 24px;
  text-transform: capitalize;
  margin: 4px 0;
}
.status-card small {
  font-size: 10px;
}
.layout-grid {
  display: grid;
  grid-template-columns: minmax(300px, 0.72fr) minmax(520px, 1.28fr);
  gap: 14px;
  align-items: start;
}
.layout-grid > div {
  display: grid;
  gap: 14px;
}
.card-head {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
}
.badge,
.privacy {
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 6px 9px;
  font-size: 9px;
  letter-spacing: 0.13em;
  color: #75869d;
}
.badge.live {
  color: var(--green);
  border-color: #35d99a55;
}
.badge.simulation {
  color: var(--amber);
  border-color: #ffbd5955;
}
.control-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.participation-card button {
  width: 100%;
  margin-top: 12px;
}
.broker-card p,
.danger-card p {
  color: var(--muted);
  font-size: 12px;
}
.danger-card {
  border-color: #6d2a3a;
  background: linear-gradient(145deg, #25131b, #110d14);
}
.danger-button {
  background: var(--red);
  color: #21040b;
}
.settings-card {
  padding-bottom: 0;
}
.setting-group {
  border-top: 1px solid var(--line);
  padding: 19px 0 5px;
}
.setting-group:first-child {
  margin-top: 18px;
}
.setting-group h3 {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #a9b8cb;
  margin: 0 0 4px;
}
.setting-group > p {
  color: var(--muted);
  font-size: 11px;
  margin: 0 0 10px;
}
.setting-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 14px;
}
.settings-card textarea {
  resize: vertical;
  min-height: 86px;
}
.settings-card label small {
  font-weight: 400;
  color: var(--muted);
}
#capacityNotice {
  border: 1px solid #ffbd5933;
  background: #ffbd590b;
  border-radius: 11px;
  padding: 11px 13px;
  font-size: 11px;
}
.sticky-save {
  position: sticky;
  bottom: 0;
  margin: 18px -23px 0;
  padding: 16px 23px;
  background: #0b131ff5;
  border-top: 1px solid var(--line);
  border-radius: 0 0 20px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}
.sticky-save strong,
.sticky-save small {
  display: block;
}
.sticky-save strong {
  font-size: 12px;
}
.sticky-save small {
  font-size: 10px;
  color: var(--muted);
  margin-top: 3px;
}
footer {
  text-align: center;
  color: #526078;
  font-size: 10px;
  letter-spacing: 0.08em;
  padding-top: 26px;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
@media (max-width: 980px) {
  .layout-grid {
    grid-template-columns: 1fr;
  }
  .status-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .auth-layout {
    grid-template-columns: 1fr;
  }
  .auth-intro {
    display: none;
  }
}
@media (max-width: 680px) {
  .app-shell {
    grid-template-columns: 1fr;
  }
  .sidebar {
    display: none;
  }
  main {
    grid-column: 1;
    padding: 20px 13px 42px;
  }
  .topbar {
    align-items: flex-start;
  }
  .status-grid {
    gap: 8px;
  }
  .status-card {
    padding: 14px;
  }
  .status-card strong {
    font-size: 20px;
  }
  .card {
    padding: 18px;
  }
  .form-grid,
  .control-grid,
  .setting-grid {
    grid-template-columns: 1fr;
  }
  .sticky-save {
    margin: 16px -18px 0;
    padding: 14px 18px;
  }
  .toast {
    left: 13px;
    right: 13px;
    top: 12px;
  }
  .auth-layout {
    min-height: calc(100vh - 40px);
  }
}

.insight-grid { display: grid; grid-template-columns: 1.35fr .65fr; gap: 14px; margin-top: 14px; }
.history-card { margin-top: 14px; }
.protection-scale { height: 10px; background: #070e18; border: 1px solid var(--line); border-radius: 20px; overflow: hidden; margin: 22px 0 8px; }
.protection-scale div { height: 100%; width: 0; background: linear-gradient(90deg, var(--red), var(--amber), var(--green), var(--cyan)); transition: width .2s; }
.protection-labels { display: flex; justify-content: space-between; gap: 12px; color: var(--muted); font-size: 10px; }
.position-legs, .session-list { display: grid; gap: 8px; margin-top: 16px; }
.position-leg, .session-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; border: 1px solid var(--line); border-radius: 11px; background: #08111d; padding: 11px 13px; }
.position-leg small, .session-row small { display: block; color: var(--muted); margin-top: 3px; }
.session-row button { padding: 8px 11px; }
.table-wrap { overflow: auto; margin-top: 15px; }
table { width: 100%; border-collapse: collapse; min-width: 720px; }
th, td { text-align: left; padding: 11px; border-bottom: 1px solid var(--line); font-size: 11px; }
th { color: var(--muted); font-size: 9px; text-transform: uppercase; letter-spacing: .1em; }
.empty { color: var(--muted); padding: 20px; text-align: center; }
@media (max-width: 980px) { .insight-grid { grid-template-columns: 1fr; } }
@media (max-width: 680px) {
  .protection-labels { display: grid; grid-template-columns: 1fr; }
  .history-card .card-head { display: grid; }
  .history-card .card-head button { width: 100%; }
}
/* Versioned signup agreement */
.agreement-page{max-width:900px;margin:0 auto;padding:48px 24px}.agreement-document{padding:40px}.agreement-document h1{font-size:clamp(2rem,5vw,3.5rem);line-height:1.05}.agreement-document h2{margin-top:36px;font-size:1.1rem;letter-spacing:.06em}.agreement-document p,.agreement-document li{line-height:1.65}.agreement-document ul{padding-left:24px}