:root {
  --bg: #f4f7f9;
  --surface: #ffffff;
  --ink: #17202a;
  --muted: #667085;
  --line: #d9e1e8;
  --accent: #0f766e;
  --accent-dark: #115e59;
  --good: #157347;
  --warn: #b26a00;
  --danger: #b42318;
  --shadow: 0 14px 36px rgba(31, 41, 55, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px clamp(18px, 4vw, 44px);
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 760;
}

h2 {
  font-size: 18px;
  font-weight: 720;
}

.eyebrow {
  margin-bottom: 4px;
  color: var(--accent-dark);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.shell {
  width: min(1480px, 100%);
  margin: 0 auto;
  padding: 24px clamp(14px, 3vw, 36px) 40px;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.broker-menu {
  position: relative;
}

.broker-menu summary {
  list-style: none;
}

.broker-menu summary::-webkit-details-marker {
  display: none;
}

.broker-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
  box-shadow: 0 10px 24px rgba(31, 41, 55, 0.08);
}

.broker-button small,
.broker-button strong {
  display: block;
  line-height: 1.1;
}

.broker-button small {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

.broker-button strong {
  margin-top: 3px;
  color: var(--ink);
  font-size: 16px;
}

.broker-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--good);
  box-shadow: 0 0 0 4px rgba(21, 115, 71, 0.12);
}

.broker-button.needs-attention .broker-dot {
  background: var(--danger);
  box-shadow: 0 0 0 4px rgba(180, 35, 24, 0.14);
}

.broker-popover {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  z-index: 20;
  width: min(440px, calc(100vw - 28px));
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 24px 54px rgba(31, 41, 55, 0.18);
}

.broker-popover-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.broker-state {
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.broker-state.good {
  background: #ecfdf5;
  color: var(--good);
}

.broker-state.bad {
  background: #fef2f2;
  color: var(--danger);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 108px;
  justify-content: center;
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #f9fafb;
  color: var(--muted);
  font-weight: 700;
}

.status-pill span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #98a2b3;
}

.status-pill.ok {
  color: var(--good);
}

.status-pill.ok span {
  background: var(--good);
}

.alert {
  margin-bottom: 16px;
  padding: 12px 14px;
  border: 1px solid #a7f3d0;
  border-radius: 8px;
  background: #ecfdf5;
  color: #065f46;
  font-weight: 650;
}

.alert.error {
  border-color: #fecaca;
  background: #fef2f2;
  color: var(--danger);
}

.market-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.quote-tile,
.panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.quote-tile {
  min-height: 112px;
  padding: 16px;
}

.quote-tile span,
.quote-tile small {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.quote-tile strong {
  display: block;
  margin: 10px 0 6px;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1;
}

.quote-tile.mtm strong {
  color: var(--accent-dark);
}

.grid {
  display: grid;
  gap: 18px;
  margin-bottom: 18px;
}

.grid.two {
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
}

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

.panel {
  padding: 18px;
}

.panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

form {
  margin: 0;
}

label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 760;
}

input,
select {
  width: 100%;
  height: 40px;
  border: 1px solid #cfd8e3;
  border-radius: 7px;
  background: #fbfcfd;
  color: var(--ink);
  font: inherit;
  font-size: 14px;
  padding: 0 10px;
}

input:focus,
select:focus {
  outline: 2px solid rgba(15, 118, 110, 0.22);
  border-color: var(--accent);
}

button {
  min-height: 40px;
  border: 0;
  border-radius: 7px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  font: inherit;
  font-weight: 800;
  padding: 0 16px;
}

button:hover {
  background: var(--accent-dark);
}

button.ghost {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
}

button.success {
  background: var(--good);
}

button.warning {
  background: var(--warn);
}

button.danger {
  background: var(--danger);
}

.form-grid,
.settings-grid {
  display: grid;
  gap: 12px;
}

.form-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr)) auto;
  align-items: end;
  margin-bottom: 14px;
}

.form-grid.inline {
  grid-template-columns: minmax(0, 1fr) auto;
}

.broker-form {
  display: grid;
  gap: 12px;
}

.broker-actions {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}

.broker-actions button {
  width: 100%;
}

.broker-meta {
  display: grid;
  gap: 8px;
  margin: 0 0 12px;
}

.broker-meta div {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 10px;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfd;
}

.replace-broker {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfd;
  padding: 10px;
}

.replace-broker summary {
  color: var(--accent-dark);
  cursor: pointer;
  font-weight: 800;
}

.replace-broker .broker-form {
  margin-top: 12px;
}

.login-page {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 18px;
}

.login-shell {
  width: min(420px, 100%);
}

.login-panel {
  display: grid;
  gap: 18px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.login-panel h1 {
  font-size: 28px;
}

.login-form {
  display: grid;
  gap: 14px;
}

.settings-grid {
  grid-template-columns: repeat(6, minmax(120px, 1fr));
  align-items: end;
}

.settings-grid button {
  grid-column: span 2;
}

.check {
  min-height: 40px;
  display: flex;
  align-items: center;
  flex-direction: row;
  gap: 9px;
  color: var(--ink);
}

.check input {
  width: 18px;
  height: 18px;
}

.meta-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 12px 0 0;
}

.meta-list div {
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfd;
}

dt {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

dd {
  margin: 4px 0 0;
  overflow-wrap: anywhere;
  font-weight: 720;
}

.controls {
  display: flex;
  flex-direction: column;
}

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

.action-row button {
  width: 100%;
}

.fineprint {
  margin-top: auto;
  padding-top: 16px;
  color: var(--muted);
  font-size: 13px;
}

.log-panel {
  min-height: 196px;
}

.log-list {
  display: grid;
  gap: 8px;
  max-height: 230px;
  overflow: auto;
}

.log-item {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfd;
}

.log-time {
  color: var(--muted);
  font-size: 12px;
  font-weight: 760;
}

.log-event {
  color: var(--ink);
  font-weight: 800;
}

.log-detail {
  grid-column: 2;
  color: var(--muted);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.log-empty {
  padding: 18px;
  border: 1px dashed var(--line);
  border-radius: 8px;
  color: var(--muted);
  font-weight: 700;
  text-align: center;
}

.stacked-books {
  display: grid;
  gap: 18px;
}

.table-panel {
  min-height: 320px;
}

.table-wrap {
  width: 100%;
  overflow: auto;
  margin-top: 12px;
}

table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 13px;
}

th,
td {
  padding: 10px 8px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  white-space: nowrap;
}

th {
  color: var(--muted);
  font-size: 11px;
  text-transform: uppercase;
}

td {
  color: #263241;
}

@media (max-width: 1100px) {
  .market-strip,
  .grid.two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 720px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .topbar-actions {
    width: 100%;
    justify-content: space-between;
  }

  .market-strip,
  .grid.two,
  .form-grid,
  .form-grid.inline,
  .settings-grid,
  .meta-list,
  .action-row {
    grid-template-columns: 1fr;
  }

  .broker-menu,
  .broker-menu form,
  .broker-button {
    width: 100%;
  }

  .broker-popover {
    left: 0;
    right: auto;
  }

  .log-item {
    grid-template-columns: 1fr;
  }

  .log-detail {
    grid-column: auto;
  }

  .settings-grid button {
    grid-column: auto;
  }
}