:root {
  color-scheme: dark;
  --bg: #060a0e;
  --panel: rgba(13, 21, 27, 0.9);
  --panel-solid: #0d151b;
  --panel-raised: #111c23;
  --line: rgba(139, 178, 194, 0.14);
  --line-strong: rgba(139, 178, 194, 0.24);
  --text: #edf6f4;
  --muted: #83989e;
  --soft: #b5c6c7;
  --mint: #4fe0c1;
  --green: #9be56f;
  --red: #ff667a;
  --amber: #f2bd65;
  --cyan: #52b9ef;
  --purple: #a989f7;
  --radius: 18px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  color: var(--text);
  background:
    linear-gradient(rgba(80, 224, 193, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(80, 224, 193, 0.025) 1px, transparent 1px),
    radial-gradient(circle at 18% -10%, rgba(40, 124, 112, 0.14), transparent 34%),
    var(--bg);
  background-size: 34px 34px, 34px 34px, auto, auto;
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.ambient {
  position: fixed;
  z-index: -1;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  filter: blur(130px);
  opacity: 0.07;
  pointer-events: none;
}

.ambient-one {
  top: 18%;
  right: -280px;
  background: var(--mint);
}

.ambient-two {
  bottom: 0;
  left: -320px;
  background: var(--purple);
}

.topbar {
  position: sticky;
  z-index: 20;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  padding: 0 max(24px, calc((100vw - 1440px) / 2));
  border-bottom: 1px solid var(--line);
  background: rgba(6, 10, 14, 0.84);
  backdrop-filter: blur(22px);
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
  color: var(--text);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid rgba(79, 224, 193, 0.36);
  border-radius: 11px;
  background: linear-gradient(145deg, rgba(79, 224, 193, 0.14), rgba(79, 224, 193, 0.03));
  box-shadow: inset 0 0 18px rgba(79, 224, 193, 0.07);
}

.brand-mark svg {
  width: 26px;
  fill: none;
  stroke: var(--mint);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.2;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  letter-spacing: -0.02em;
}

.brand small {
  margin-top: 2px;
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.connection-pill {
  display: flex;
  gap: 9px;
  align-items: center;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--soft);
  background: rgba(255, 255, 255, 0.025);
  font-size: 12px;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(242, 189, 101, 0.1);
}

.connection-pill.connected .status-dot {
  background: var(--mint);
  box-shadow: 0 0 0 4px rgba(79, 224, 193, 0.1), 0 0 13px var(--mint);
}

.connection-pill.disconnected .status-dot {
  background: var(--red);
  box-shadow: 0 0 0 4px rgba(255, 102, 122, 0.1);
}

.shell {
  width: min(1440px, calc(100% - 48px));
  margin: 0 auto;
  padding: 56px 0 36px;
}

.intro {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 34px;
}

.eyebrow {
  margin: 0 0 9px;
  color: var(--mint);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
}

.intro h1 {
  margin: 0;
  color: #f5fbf9;
  font-size: clamp(38px, 5vw, 67px);
  font-weight: 650;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

.intro h1 span {
  color: #8fa3a6;
}

.intro-copy {
  max-width: 650px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.market-tape {
  min-width: 240px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.018);
  text-align: right;
}

.market-tape span,
.market-tape small,
.market-tape strong {
  display: block;
}

.market-tape span {
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 10px;
  letter-spacing: 0.12em;
}

.market-tape strong {
  margin: 5px 0;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 26px;
  font-weight: 650;
  letter-spacing: -0.04em;
}

.market-tape small {
  color: var(--muted);
  font-size: 10px;
}

.control-deck {
  display: grid;
  grid-template-columns: 1.1fr repeat(4, 1fr) auto;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(12, 19, 24, 0.84);
  box-shadow: var(--shadow);
}

.control-deck label {
  position: relative;
  display: flex;
  min-width: 0;
  flex-direction: column;
  justify-content: center;
  padding: 8px 12px;
  border-right: 1px solid var(--line);
}

.control-deck label span {
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.control-deck input,
.control-deck select {
  width: 100%;
  padding: 0;
  border: 0;
  outline: 0;
  color: var(--text);
  background: transparent;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 13px;
  font-weight: 650;
}

.control-deck select {
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--muted) 50%),
    linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position:
    calc(100% - 10px) 55%,
    calc(100% - 6px) 55%;
  background-repeat: no-repeat;
  background-size: 4px 4px, 4px 4px;
}

.control-deck option {
  color: var(--text);
  background: var(--panel-solid);
}

.primary-button,
.secondary-button {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 19px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 750;
  transition: 160ms ease;
}

.primary-button {
  border: 1px solid rgba(79, 224, 193, 0.54);
  color: #06110f;
  background: var(--mint);
  box-shadow: 0 8px 30px rgba(79, 224, 193, 0.13);
}

.primary-button:hover {
  background: #6aefd3;
  transform: translateY(-1px);
}

.primary-button:disabled,
.secondary-button:disabled {
  cursor: wait;
  opacity: 0.55;
  transform: none;
}

.secondary-button {
  border: 1px solid var(--line-strong);
  color: var(--soft);
  background: rgba(255, 255, 255, 0.035);
}

.secondary-button:hover {
  border-color: rgba(79, 224, 193, 0.35);
  color: var(--text);
}

.compact-button {
  min-height: 42px;
}

.button-icon {
  font-size: 17px;
}

.research-notice {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin: 13px 3px 24px;
  color: #8da0a4;
  font-size: 11px;
  line-height: 1.55;
}

.research-notice span {
  color: var(--amber);
}

.research-notice p {
  margin: 0;
}

.panel {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(16, 26, 33, 0.94), rgba(10, 17, 22, 0.94));
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.16);
}

.panel-heading {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  justify-content: space-between;
}

.panel-heading h2 {
  margin: 0;
  font-size: 18px;
  font-weight: 650;
  letter-spacing: -0.025em;
}

.decision-grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr 0.8fr;
  gap: 14px;
  margin-bottom: 14px;
}

.decision-panel,
.probability-panel,
.risk-panel {
  min-height: 320px;
  padding: 24px;
}

.time-badge,
.model-badge,
.holdout-badge {
  padding: 6px 9px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.025);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 9px;
  letter-spacing: 0.06em;
}

.model-badge,
.holdout-badge {
  border-color: rgba(169, 137, 247, 0.25);
  color: #bba7f2;
  background: rgba(169, 137, 247, 0.07);
}

.decision-panel {
  position: relative;
}

.decision-panel::after {
  position: absolute;
  top: -90px;
  right: -80px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: var(--mint);
  content: "";
  filter: blur(100px);
  opacity: 0.04;
  pointer-events: none;
}

.decision-panel[data-action="COMPRA"] {
  border-color: rgba(79, 224, 193, 0.32);
}

.decision-panel[data-action="VENDA"] {
  border-color: rgba(255, 102, 122, 0.3);
}

.decision-body {
  display: flex;
  gap: 25px;
  align-items: center;
  margin: 25px 0;
}

.confidence-ring {
  display: grid;
  width: 120px;
  height: 120px;
  flex: 0 0 auto;
  padding: 9px;
  place-items: center;
  border-radius: 50%;
  background: conic-gradient(
    var(--mint) calc(var(--progress) * 1%),
    rgba(255, 255, 255, 0.07) 0
  );
  box-shadow: 0 0 40px rgba(79, 224, 193, 0.07);
}

.confidence-ring > div {
  display: grid;
  width: 100%;
  height: 100%;
  place-content: center;
  border-radius: 50%;
  background: #0c141a;
  text-align: center;
}

.confidence-ring strong,
.confidence-ring span {
  display: block;
}

.confidence-ring strong {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 25px;
}

.confidence-ring span {
  margin-top: 3px;
  color: var(--muted);
  font-size: 9px;
  text-transform: uppercase;
}

.decision-copy {
  min-width: 0;
}

.decision-copy p {
  max-width: 460px;
  margin: 0 0 18px;
  color: var(--soft);
  font-size: 13px;
  line-height: 1.6;
}

.vote-row {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.vote {
  padding: 6px 9px;
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--muted);
  font-size: 10px;
}

.vote.buy b {
  color: var(--mint);
}

.vote.sell b {
  color: var(--red);
}

.vote.wait b {
  color: var(--amber);
}

.price-plan {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
}

.price-plan > div {
  padding: 17px 14px 0 0;
}

.price-plan > div + div {
  padding-left: 17px;
  border-left: 1px solid var(--line);
}

.price-plan span,
.price-plan strong {
  display: block;
}

.price-plan span {
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 9px;
}

.price-plan strong {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 14px;
}

.positive {
  color: var(--mint);
}

.negative {
  color: var(--red);
}

.probability-main {
  margin: 27px 0 19px;
}

.probability-main strong {
  display: block;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 45px;
  font-weight: 600;
  letter-spacing: -0.055em;
}

.probability-main span {
  display: block;
  max-width: 240px;
  margin-top: 5px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.45;
}

.probability-track {
  position: relative;
  height: 7px;
  overflow: hidden;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(255, 102, 122, 0.35), rgba(242, 189, 101, 0.25), rgba(79, 224, 193, 0.35));
}

.probability-track span {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--amber), var(--mint));
  transition: width 500ms ease;
}

.probability-track .midline {
  position: absolute;
  top: -3px;
  bottom: -3px;
  left: 50%;
  width: 1px;
  background: rgba(255, 255, 255, 0.75);
}

.probability-scale {
  display: flex;
  justify-content: space-between;
  margin-top: 6px;
  color: #61757b;
  font-size: 8px;
  text-transform: uppercase;
}

.stat-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin: 19px 0 0;
}

.stat-list div {
  padding: 11px 0;
  border-top: 1px solid var(--line);
}

.stat-list div:nth-child(even) {
  padding-left: 14px;
}

.stat-list dt {
  color: var(--muted);
  font-size: 9px;
}

.stat-list dd {
  margin: 4px 0 0;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
}

.risk-meter {
  margin: 33px 0 21px;
}

.risk-value strong,
.risk-value span {
  display: block;
}

.risk-value strong {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 34px;
  font-weight: 600;
}

.risk-value span {
  color: var(--muted);
  font-size: 9px;
}

.risk-bars {
  display: flex;
  gap: 4px;
  align-items: flex-end;
  height: 39px;
  margin-top: 17px;
}

.risk-bars i {
  width: 8px;
  height: 25%;
  border-radius: 2px;
  background: rgba(79, 224, 193, 0.15);
}

.risk-bars i:nth-child(2) { height: 36%; }
.risk-bars i:nth-child(3) { height: 48%; }
.risk-bars i:nth-child(4) { height: 61%; }
.risk-bars i:nth-child(5) { height: 75%; }
.risk-bars i:nth-child(6) { height: 88%; }
.risk-bars i:nth-child(7) { height: 96%; }
.risk-bars i:nth-child(8) { height: 100%; }
.risk-bars i.active { background: var(--mint); box-shadow: 0 0 10px rgba(79, 224, 193, 0.22); }
.risk-bars i.danger { background: var(--red); box-shadow: 0 0 10px rgba(255, 102, 122, 0.2); }

.stat-list.compact {
  grid-template-columns: 1fr;
}

.stat-list.compact div:nth-child(even) {
  padding-left: 0;
}

.chart-panel {
  margin-bottom: 14px;
  padding: 23px 24px 17px;
}

.chart-heading {
  align-items: center;
}

.chart-legend {
  display: flex;
  gap: 15px;
  align-items: center;
  color: var(--muted);
  font-size: 9px;
}

.chart-legend span {
  display: inline-flex;
  gap: 6px;
  align-items: center;
}

.chart-legend i {
  width: 8px;
  height: 8px;
  border-radius: 2px;
}

.legend-up {
  background: var(--mint);
}

.legend-down {
  background: var(--red);
}

.canvas-wrap {
  position: relative;
  width: 100%;
}

.price-canvas {
  height: 400px;
  margin-top: 15px;
}

.equity-canvas {
  height: 190px;
  margin-top: 12px;
}

.canvas-wrap canvas {
  width: 100%;
  height: 100%;
}

.empty-state {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--muted);
  font-size: 12px;
}

.empty-state[hidden] {
  display: none;
}

.lower-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 14px;
  margin-bottom: 14px;
}

.strategy-panel,
.backtest-panel,
.pattern-panel,
.portfolio-panel,
.paper-panel {
  padding: 24px;
}

.accuracy-help,
.section-note {
  color: var(--muted);
  font-size: 10px;
  line-height: 1.5;
}

.table-scroll {
  overflow-x: auto;
  margin: 20px -8px -5px;
}

table {
  width: 100%;
  border-collapse: collapse;
  white-space: nowrap;
}

th,
td {
  padding: 12px 9px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

th {
  color: #62777d;
  font-size: 8px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

td {
  color: var(--soft);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 10px;
}

td:first-child {
  color: var(--text);
  font-family: inherit;
  font-size: 11px;
  font-weight: 600;
}

.strategy-name small {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 8px;
  font-weight: 500;
}

.signal-chip {
  display: inline-flex;
  min-width: 65px;
  justify-content: center;
  padding: 5px 7px;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.07em;
}

.signal-chip.COMPRA {
  border-color: rgba(79, 224, 193, 0.22);
  color: var(--mint);
  background: rgba(79, 224, 193, 0.055);
}

.signal-chip.VENDA {
  border-color: rgba(255, 102, 122, 0.22);
  color: var(--red);
  background: rgba(255, 102, 122, 0.055);
}

.signal-chip.AGUARDAR {
  color: var(--amber);
}

.weight-cell {
  display: flex;
  gap: 7px;
  align-items: center;
}

.weight-track {
  width: 48px;
  height: 3px;
  overflow: hidden;
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.07);
}

.weight-track span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--mint);
}

.placeholder-row td {
  height: 110px;
  color: var(--muted);
  text-align: center;
}

.mini-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 22px;
}

.mini-metrics div {
  padding: 10px 11px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.018);
}

.mini-metrics span,
.mini-metrics strong {
  display: block;
}

.mini-metrics span {
  color: var(--muted);
  font-size: 8px;
}

.mini-metrics strong {
  margin-top: 4px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 13px;
}

.pattern-panel {
  margin-bottom: 14px;
}

.pattern-list {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 9px;
  margin-top: 20px;
}

.pattern-card {
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.018);
}

.pattern-card span,
.pattern-card strong,
.pattern-card small {
  display: block;
}

.pattern-card span {
  color: var(--muted);
  font-size: 8px;
}

.pattern-card strong {
  margin: 8px 0 3px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 14px;
}

.pattern-card small {
  color: var(--muted);
  font-size: 8px;
}

.pattern-placeholder {
  grid-column: 1 / -1;
  min-height: 80px;
  display: grid;
  place-items: center;
  color: var(--muted);
  font-size: 11px;
}

.portfolio-panel {
  margin-bottom: 14px;
}

.portfolio-heading {
  align-items: flex-end;
}

.portfolio-heading .section-note {
  max-width: 650px;
  margin: 7px 0 0;
}

.portfolio-actions {
  display: flex;
  gap: 8px;
  align-items: flex-end;
}

.allocation-field {
  display: grid;
  gap: 6px;
}

.allocation-field > span:first-child {
  color: var(--muted);
  font-size: 8px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.money-input {
  display: flex;
  align-items: center;
  min-height: 42px;
  padding: 0 11px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.025);
}

.money-input b {
  padding-right: 8px;
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 8px;
}

.money-input input {
  width: 90px;
  border: 0;
  outline: 0;
  color: var(--text);
  background: transparent;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 11px;
  font-weight: 650;
}

.money-input input:disabled {
  color: var(--muted);
}

.portfolio-summary {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 8px;
  margin-top: 22px;
}

.portfolio-summary > div {
  min-width: 0;
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.018);
}

.portfolio-summary span,
.portfolio-summary strong {
  display: block;
}

.portfolio-summary span {
  color: var(--muted);
  font-size: 8px;
  text-transform: uppercase;
}

.portfolio-summary strong {
  overflow: hidden;
  margin-top: 5px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 14px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.portfolio-ledger-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 10px;
}

.ledger-block {
  min-width: 0;
  padding: 15px 16px 8px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.012);
}

.ledger-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ledger-title h3 {
  margin: 0;
  font-size: 12px;
  font-weight: 650;
}

.ledger-title span {
  color: var(--muted);
  font-size: 8px;
}

.ledger-block .table-scroll {
  margin-top: 10px;
}

.table-value-stack,
.table-value-stack small {
  display: block;
}

.table-value-stack small {
  margin-top: 3px;
  color: inherit;
  font-size: 8px;
  opacity: 0.75;
}

.paper-heading {
  align-items: center;
}

.paper-heading .section-note {
  max-width: 650px;
  margin: 7px 0 0;
}

.paper-actions {
  display: flex;
  gap: 8px;
}

.paper-summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: 22px;
}

.paper-summary div {
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.018);
}

.paper-summary span,
.paper-summary strong {
  display: block;
}

.paper-summary span {
  color: var(--muted);
  font-size: 8px;
  text-transform: uppercase;
}

.paper-summary strong {
  margin-top: 5px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 16px;
}

footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 3px 0;
  color: var(--muted);
  font-size: 10px;
}

footer strong,
footer span {
  display: block;
}

footer strong {
  margin-bottom: 3px;
  color: var(--soft);
}

footer p {
  margin: 0;
}

.loading-overlay {
  position: fixed;
  z-index: 100;
  inset: 0;
  display: grid;
  place-content: center;
  justify-items: center;
  background: rgba(4, 7, 10, 0.76);
  backdrop-filter: blur(12px);
}

.loading-overlay[hidden] {
  display: none;
}

.loader {
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  border: 2px solid rgba(79, 224, 193, 0.13);
  border-top-color: var(--mint);
  border-radius: 50%;
  animation: spin 800ms linear infinite;
}

.loading-overlay strong {
  font-size: 15px;
}

.loading-overlay span {
  margin-top: 7px;
  color: var(--muted);
  font-size: 11px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.toast {
  position: fixed;
  z-index: 110;
  right: 24px;
  bottom: 24px;
  max-width: 380px;
  padding: 13px 16px;
  border: 1px solid var(--line-strong);
  border-radius: 11px;
  color: var(--text);
  background: rgba(15, 25, 31, 0.96);
  box-shadow: var(--shadow);
  font-size: 11px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: 180ms ease;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

.toast.error {
  border-color: rgba(255, 102, 122, 0.3);
}

@media (max-width: 1180px) {
  .control-deck {
    grid-template-columns: repeat(3, 1fr);
  }

  .control-deck label:nth-child(3) {
    border-right: 0;
  }

  .decision-grid {
    grid-template-columns: 1.5fr 1fr;
  }

  .risk-panel {
    grid-column: 1 / -1;
    min-height: 0;
  }

  .risk-panel .stat-list.compact {
    grid-template-columns: repeat(3, 1fr);
  }

  .risk-meter {
    display: flex;
    gap: 30px;
    align-items: center;
    margin: 20px 0 5px;
  }

  .risk-bars {
    width: 220px;
    margin: 0;
  }

  .pattern-list {
    grid-template-columns: repeat(4, 1fr);
  }

  .portfolio-summary {
    grid-template-columns: repeat(3, 1fr);
  }

  .portfolio-ledger-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 880px) {
  .shell {
    width: min(100% - 28px, 1440px);
    padding-top: 38px;
  }

  .topbar {
    padding: 0 16px;
  }

  .intro {
    display: block;
  }

  .market-tape {
    width: 100%;
    margin-top: 24px;
    text-align: left;
  }

  .control-deck {
    grid-template-columns: 1fr 1fr;
  }

  .control-deck label {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .primary-button {
    min-height: 58px;
  }

  .decision-grid,
  .lower-grid {
    grid-template-columns: 1fr;
  }

  .risk-panel {
    grid-column: auto;
  }

  .pattern-list {
    grid-template-columns: repeat(3, 1fr);
  }

  .paper-heading {
    display: block;
  }

  .portfolio-heading {
    display: block;
  }

  .portfolio-actions {
    flex-wrap: wrap;
    margin-top: 17px;
  }

  .paper-actions {
    margin-top: 17px;
  }
}

@media (max-width: 580px) {
  .connection-pill {
    max-width: 145px;
  }

  .connection-pill span:last-child {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .intro h1 {
    font-size: 40px;
  }

  .control-deck {
    grid-template-columns: 1fr;
  }

  .decision-panel,
  .probability-panel,
  .risk-panel,
  .strategy-panel,
  .backtest-panel,
  .pattern-panel,
  .portfolio-panel,
  .paper-panel {
    padding: 19px;
  }

  .decision-body {
    align-items: flex-start;
  }

  .confidence-ring {
    width: 94px;
    height: 94px;
  }

  .confidence-ring strong {
    font-size: 20px;
  }

  .price-plan {
    grid-template-columns: 1fr;
  }

  .price-plan > div,
  .price-plan > div + div {
    padding: 11px 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .price-canvas {
    height: 300px;
  }

  .pattern-list {
    grid-template-columns: 1fr 1fr;
  }

  .paper-summary {
    grid-template-columns: 1fr 1fr;
  }

  .portfolio-summary {
    grid-template-columns: 1fr 1fr;
  }

  .portfolio-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .money-input input {
    width: 100%;
  }

  .paper-actions {
    flex-direction: column;
  }

  footer {
    display: block;
  }

  footer p {
    margin-top: 12px;
  }
}

@media (max-width: 400px) {
  .topbar {
    padding: 0 10px;
  }

  .brand {
    gap: 8px;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
  }

  .brand small {
    display: none;
  }

  .connection-pill {
    max-width: 105px;
    padding-inline: 9px;
  }

  .shell {
    width: calc(100% - 20px);
  }

  .intro h1 {
    font-size: 36px;
  }
}