:root {
  --bg: #f5f5f7;
  --surface: rgba(255, 255, 255, 0.76);
  --surface-strong: rgba(255, 255, 255, 0.92);
  --surface-soft: rgba(255, 255, 255, 0.58);
  --ink: #1d1d1f;
  --muted: #6e6e73;
  --line: rgba(29, 29, 31, 0.09);
  --blue: #0071e3;
  --blue-soft: rgba(0, 113, 227, 0.1);
  --green: #1f8f4e;
  --red: #d92d20;
  --shadow: 0 24px 60px rgba(15, 23, 42, 0.08);
  --radius: 28px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family:
    -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Helvetica Neue", Helvetica, Arial,
    sans-serif;
  background:
    radial-gradient(circle at top center, rgba(0, 113, 227, 0.08), transparent 28%),
    linear-gradient(180deg, #fbfbfd 0%, #f2f2f7 100%);
}

body.card-theme {
  --surface: rgba(10, 14, 21, 0.86);
  --surface-strong: rgba(17, 24, 36, 0.96);
  --surface-soft: rgba(25, 35, 52, 0.84);
  --ink: #f6f8fc;
  --muted: #b8c4d6;
  --line: rgba(166, 186, 214, 0.2);
  --blue: #78c8ff;
  --blue-soft: rgba(120, 200, 255, 0.18);
  --green: #71e2ab;
  --red: #ff8c8c;
  --shadow: 0 28px 70px rgba(2, 6, 23, 0.42);
  background:
    radial-gradient(circle at top center, rgba(94, 182, 255, 0.16), transparent 24%),
    radial-gradient(circle at bottom left, rgba(16, 185, 129, 0.12), transparent 20%),
    linear-gradient(180deg, #071019 0%, #0b1320 48%, #0d1624 100%);
}

h1,
h2,
p,
ul {
  margin: 0;
}

button,
input,
select {
  font: inherit;
}

.page-shell {
  width: min(1240px, calc(100% - 32px));
  margin: 0 auto;
  padding: 18px 0 56px;
}

.hero,
.mode-switch,
.hero-nav,
.setup-grid,
.session-grid,
.game-grid,
.lower-grid,
.split-callouts,
.mini-grid,
.info-grid,
.quote-inputs,
.action-row,
.form-grid {
  display: grid;
  gap: 18px;
}

.single-field {
  display: grid;
}

.hero {
  padding: 4px 0 8px;
}

.hero-nav {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  margin-bottom: 28px;
}

.glass-panel,
.card {
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
}

.glass-panel {
  border-radius: 999px;
  padding: 14px 16px;
}

.card {
  border-radius: var(--radius);
  padding: 24px;
}

.brand-lockup,
.status-inline,
.nav-controls,
.action-stack,
.toggle-row,
.card-rack,
.join-row,
.players-list,
.preset-row {
  display: flex;
}

.brand-lockup,
.status-inline {
  align-items: center;
  gap: 12px;
}

.status-inline {
  justify-content: flex-end;
}

.eyebrow,
.mini-label {
  color: var(--muted);
}

.eyebrow {
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 600;
}

.mini-label {
  display: block;
  font-size: 0.76rem;
  font-weight: 600;
}

.nav-title {
  font-size: 0.95rem;
  font-weight: 600;
}

.hero-copy {
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
}

h1 {
  margin-top: 12px;
  font-size: clamp(2.6rem, 6.4vw, 4.8rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.hero-text,
.body-copy {
  color: var(--muted);
  line-height: 1.65;
}

.hero-text {
  margin: 14px auto 0;
  max-width: 700px;
  font-size: clamp(1rem, 1.5vw, 1.14rem);
}

.setup-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 22px;
}

.mode-switch {
  margin-top: 18px;
}

.session-grid,
.game-grid,
.lower-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 20px;
}

.session-grid {
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  align-items: start;
}

.game-grid {
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  align-items: start;
}

.contract-card {
  grid-column: auto;
}

.role-brief-card {
  align-self: stretch;
}

.workspace-card {
  min-height: 100%;
  grid-column: 1 / -1;
}

.market-card {
  grid-column: 1 / -1;
  align-self: start;
}

.card-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.contract-formula {
  margin: 10px 0 0;
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface-strong) 88%, white 12%);
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.2;
  letter-spacing: 0.01em;
  font-family: "IBM Plex Mono", "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

h2 {
  margin-top: 8px;
  font-size: clamp(1.32rem, 1.8vw, 1.8rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.field-card,
.quote-field,
.mini-metric,
.info-cell,
.soft-panel,
.quote-card,
.taker-card,
.players-list li {
  border: 1px solid var(--line);
  background: var(--surface-strong);
}

.field-card,
.quote-field,
.mini-metric,
.info-cell,
.soft-panel {
  border-radius: 22px;
}

.settlement-details {
  margin-top: 16px;
  padding: 16px 18px;
}

.settlement-details p {
  margin: 0;
}

.settlement-details .body-copy {
  margin-top: 8px;
}

.settlement-details .mini-label.hidden {
  display: none;
}

.field-card,
.quote-field {
  display: block;
  padding: 14px 16px;
}

.field-card input,
.field-card select,
.quote-field input {
  width: 100%;
  margin-top: 10px;
  padding: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
}

.field-card input {
  font-size: 1rem;
}

.field-card select {
  font-size: 1rem;
  color: var(--ink);
}

.quote-field input {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.join-row,
.nav-controls,
.action-row {
  gap: 10px;
  align-items: stretch;
}

.taker-card .action-row,
.quote-trade-row {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
}

.taker-card .action-row > button,
.quote-trade-row > button {
  flex: 1 1 160px;
}

.nav-controls {
  flex-wrap: wrap;
  justify-content: flex-end;
}

.join-card {
  flex: 1 1 auto;
}

.action-stack {
  flex-direction: column;
  gap: 12px;
}

.toggle-row {
  gap: 12px;
  flex-wrap: wrap;
}

.card-rack {
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.card-rack-empty {
  color: var(--muted);
  font-size: 0.92rem;
}

.playing-card {
  position: relative;
  width: 88px;
  min-height: 122px;
  padding: 12px;
  border-radius: 20px;
  border: 1px solid rgba(29, 29, 31, 0.08);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.96), transparent 38%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.99), rgba(244, 247, 251, 0.96));
  box-shadow:
    0 14px 26px rgba(15, 23, 42, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  color: #0f172a;
}

body.card-theme .playing-card {
  border-color: rgba(166, 186, 214, 0.22);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.92), transparent 34%),
    linear-gradient(180deg, rgba(245, 248, 252, 0.99), rgba(226, 234, 243, 0.97));
  box-shadow:
    0 16px 28px rgba(2, 6, 23, 0.32),
    inset 0 1px 0 rgba(255, 255, 255, 0.78);
  color: #0f172a;
}

body.card-theme .mode-toggle {
  background: rgba(18, 25, 37, 0.96);
}

body.card-theme .secondary-button {
  color: var(--ink);
  background: rgba(18, 25, 37, 0.96);
  box-shadow: inset 0 0 0 1px var(--line);
}

body.card-theme .secondary-button.danger {
  color: #ffb0b0;
}

body.card-theme .field-card,
body.card-theme .quote-field,
body.card-theme .mini-metric,
body.card-theme .info-cell,
body.card-theme .soft-panel,
body.card-theme .players-list li,
body.card-theme .tape-list li {
  background: rgba(17, 24, 36, 0.96);
}

body.card-theme .soft-panel.emphasis {
  background: linear-gradient(180deg, rgba(120, 200, 255, 0.2), rgba(17, 24, 36, 0.98));
  border-color: rgba(120, 200, 255, 0.28);
}

body.card-theme .soft-panel.emphasis .mini-label {
  color: #d7e9f8;
}

body.card-theme .soft-panel.emphasis .body-copy {
  color: #f4f8fd;
}

body.card-theme .badge {
  background: rgba(29, 41, 61, 0.9);
  color: #d6e1f0;
}

body.card-theme .subtle-copy,
body.card-theme .hero-text,
body.card-theme .body-copy,
body.card-theme .eyebrow,
body.card-theme .mini-label,
body.card-theme .playing-card-meta {
  color: var(--muted);
}

body.card-theme .status-chip {
  background: rgba(255, 255, 255, 0.06);
  color: #c7d2e1;
}

body.card-theme .status-chip.ready {
  background: rgba(113, 226, 171, 0.14);
  color: #9cf1c6;
}

body.card-theme .status-chip.connected,
body.card-theme .status-chip.bot {
  background: rgba(120, 200, 255, 0.14);
  color: #a8ddff;
}

.playing-card-corner {
  position: relative;
  z-index: 2;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.playing-card-pip {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.6rem;
  font-weight: 700;
  opacity: 0.22;
  pointer-events: none;
}

.playing-card-meta {
  position: relative;
  z-index: 2;
  font-size: 0.72rem;
  color: #5b667a;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.playing-card.card-red .playing-card-pip,
.playing-card.card-red .playing-card-corner {
  color: #c62626;
}

.playing-card.card-black .playing-card-pip,
.playing-card.card-black .playing-card-corner {
  color: #111827;
}

.subtle-copy {
  margin-top: 12px;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 600;
  text-align: center;
}

.split-callouts,
.mini-grid,
.info-grid,
.quote-inputs {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.quote-inputs {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.market-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.info-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.mini-metric,
.info-cell,
.soft-panel {
  padding: 16px;
}

.mini-metric strong,
.info-cell strong {
  display: block;
  margin-top: 8px;
  font-size: 1.02rem;
}

.soft-panel.emphasis {
  background: linear-gradient(180deg, var(--blue-soft), rgba(255, 255, 255, 0.9));
  border-color: rgba(0, 113, 227, 0.12);
}

.quote-card,
.taker-card {
  padding: 24px;
  border-radius: var(--radius);
}

.role-brief-stack {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.top-gap {
  margin-top: 14px;
}

.players-list {
  flex-direction: column;
  gap: 12px;
  list-style: none;
  padding: 0;
}

.players-list li {
  padding: 16px 18px;
  border-radius: 22px;
}

.player-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.player-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.response-box {
  padding: 18px;
  border-radius: 24px;
  border: 1px solid rgba(0, 113, 227, 0.12);
  background: linear-gradient(180deg, rgba(0, 113, 227, 0.08), rgba(255, 255, 255, 0.76));
}

.status-chip {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  background: rgba(29, 29, 31, 0.06);
  color: var(--muted);
}

.status-chip.ready {
  background: rgba(31, 143, 78, 0.12);
  color: var(--green);
}

.status-chip.connected {
  background: rgba(0, 113, 227, 0.12);
  color: var(--blue);
}

.status-chip.bot {
  background: rgba(0, 113, 227, 0.12);
  color: var(--blue);
}

.tape-list {
  list-style: none;
  padding: 0;
}

.tape-list li {
  padding: 14px 16px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: var(--surface-strong);
  line-height: 1.45;
}

.tape-list li + li {
  margin-top: 12px;
}

button {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 140ms ease, opacity 140ms ease;
}

button:hover {
  transform: translateY(-1px);
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.mode-toggle {
  flex: 1 1 220px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.84);
  color: var(--ink);
  box-shadow: inset 0 0 0 1px transparent;
}

.mode-toggle.mode-toggle-active {
  background: linear-gradient(180deg, var(--blue-soft), rgba(255, 255, 255, 0.96));
  border-color: rgba(0, 113, 227, 0.22);
  box-shadow: inset 0 0 0 1px rgba(0, 113, 227, 0.16);
}

body.card-theme .mode-toggle.mode-toggle-active {
  background: linear-gradient(180deg, rgba(120, 200, 255, 0.24), rgba(24, 35, 52, 0.98));
  border-color: rgba(120, 200, 255, 0.3);
  box-shadow: inset 0 0 0 1px rgba(120, 200, 255, 0.18);
}

.primary-button {
  color: white;
  background: var(--blue);
}

.secondary-button {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: inset 0 0 0 1px var(--line);
}

.secondary-button.danger {
  color: var(--red);
}

.hidden {
  display: none !important;
}

@media (max-width: 1120px) {
  .game-grid,
  .session-grid,
  .lower-grid {
    grid-template-columns: 1fr;
  }

  .market-card {
    grid-column: auto;
  }

  .nav-controls,
  .join-row,
  .action-row {
    flex-wrap: wrap;
  }

  .role-brief-stack {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .page-shell {
    width: min(100% - 18px, 1240px);
    padding-top: 18px;
  }

  .glass-panel,
  .card,
  .quote-card,
  .taker-card {
    padding: 20px;
    border-radius: 24px;
  }

  .hero-nav {
    grid-template-columns: 1fr;
    gap: 14px;
    border-radius: 28px;
  }

  .nav-controls,
  .join-row,
  .action-row,
  .brand-lockup,
  .status-inline {
    flex-direction: column;
    align-items: stretch;
  }

  .taker-card .action-row,
  .quote-trade-row {
    flex-direction: row;
  }

  .split-callouts,
  .mini-grid,
  .info-grid,
  .quote-inputs,
  .form-grid,
  .setup-grid {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: clamp(2.4rem, 14vw, 4rem);
  }
}