:root {
  color-scheme: dark;
  --bg: #080a0f;
  --surface: #10141d;
  --surface-2: #171d28;
  --line: #283142;
  --text: #f4f7fb;
  --muted: #8e9bb0;
  --green: #4ade80;
  --red: #fb7185;
  --cyan: #22d3ee;
  --amber: #f8c14a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at 30% 0%, rgba(34, 211, 238, 0.16), transparent 30%), var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.hidden {
  display: none !important;
}

.app-shell {
  min-height: 100vh;
}

.landing-page {
  min-height: 100vh;
  background: #080a0f;
}

.landing-nav {
  position: fixed;
  z-index: 5;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  background: rgba(8, 10, 15, 0.76);
  border-bottom: 1px solid rgba(40, 49, 66, 0.72);
  backdrop-filter: blur(14px);
}

.landing-hero {
  position: relative;
  display: grid;
  align-items: center;
  min-height: 92vh;
  overflow: hidden;
  padding: 116px 48px 80px;
}

.hero-market-scene {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8, 10, 15, 0.4), rgba(8, 10, 15, 0.96));
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(40, 49, 66, 0.55) 1px, transparent 1px), linear-gradient(90deg, rgba(40, 49, 66, 0.45) 1px, transparent 1px);
  background-size: 8.33% 18%, 8.33% 18%;
  opacity: 0.7;
}

.hero-line {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.hero-line-main {
  stroke: var(--cyan);
  stroke-width: 7;
}

.hero-line-soft {
  stroke: rgba(248, 193, 74, 0.62);
  stroke-width: 4;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 820px;
}

.hero-content h1 {
  margin: 12px 0 16px;
  max-width: 900px;
  font-size: clamp(54px, 8vw, 116px);
  line-height: 0.9;
  letter-spacing: 0;
}

.hero-content p {
  max-width: 720px;
  color: #c4cedd;
  font-size: clamp(18px, 2vw, 24px);
  line-height: 1.45;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.landing-band,
.disclaimer-band,
.landing-footer {
  padding: 56px 48px;
}

.landing-band {
  border-top: 1px solid var(--line);
}

.landing-cards,
.pricing-grid {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

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

.landing-cards.five {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.landing-cards article,
.pricing-grid article {
  display: grid;
  gap: 10px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(16, 20, 29, 0.88);
}

.landing-cards article span,
.pricing-grid article span {
  color: var(--cyan);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.landing-cards article p,
.pricing-grid article p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.pricing-grid article strong {
  font-size: 26px;
}

.featured-price {
  border-color: rgba(34, 211, 238, 0.6) !important;
  background: #071a22 !important;
}

.disclaimer-band {
  border-top: 1px solid var(--line);
  color: var(--amber);
}

.landing-footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.auth-screen {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, 440px);
  gap: 48px;
  align-items: center;
  min-height: 100vh;
  padding: 48px;
}

.brand-panel h1 {
  margin: 24px 0 12px;
  font-size: clamp(44px, 7vw, 92px);
  line-height: 0.95;
  letter-spacing: 0;
}

.brand-panel p {
  max-width: 680px;
  color: var(--muted);
  font-size: 20px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  border: 1px solid rgba(34, 211, 238, 0.5);
  background: #071a22;
  color: var(--cyan);
  border-radius: 8px;
  font-weight: 800;
}

.brand-mark.small {
  width: 36px;
  height: 36px;
  font-size: 13px;
}

.market-ribbon {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  max-width: 560px;
  margin-top: 34px;
  color: var(--muted);
}

.market-ribbon span,
.market-ribbon strong {
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.market-ribbon strong {
  color: var(--green);
}

.auth-card,
.panel,
.chart-panel,
.trial-card,
.signal-card {
  border: 1px solid var(--line);
  background: rgba(16, 20, 29, 0.88);
  border-radius: 8px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
}

.auth-card {
  display: grid;
  gap: 18px;
  padding: 28px;
}

.auth-card h2,
.topbar h2,
.panel h3,
.section-title h3 {
  margin: 4px 0 0;
}

.eyebrow {
  color: var(--cyan);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

input,
select {
  width: 100%;
  border: 1px solid var(--line);
  background: #090d14;
  color: var(--text);
  border-radius: 8px;
  padding: 13px 14px;
  outline: none;
}

input:focus,
select:focus {
  border-color: var(--cyan);
}

button {
  border: 0;
  border-radius: 8px;
  background: var(--cyan);
  color: #041014;
  font-weight: 800;
  padding: 12px 14px;
}

.form-note,
.status-line {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.dashboard {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 26px;
  padding: 22px;
  border-right: 1px solid var(--line);
  background: #090c12;
}

.logo-row,
.topbar,
.panel-header,
.chart-header,
.section-title,
.user-chip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo-row {
  justify-content: flex-start;
}

nav {
  display: grid;
  gap: 8px;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  padding: 11px 12px;
  border-radius: 8px;
}

nav a.active,
nav a:hover {
  background: var(--surface-2);
  color: var(--text);
}

.trial-card {
  display: grid;
  gap: 10px;
  margin-top: auto;
  padding: 16px;
}

.trial-card span,
.metric-strip span,
.signal-card span {
  color: var(--muted);
  font-size: 12px;
}

.workspace {
  min-width: 0;
  padding: 24px;
}

.topbar {
  margin-bottom: 22px;
}

.user-chip button,
.trial-card button {
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--line);
}

.scanner-grid {
  display: grid;
  grid-template-columns: minmax(320px, 420px) minmax(0, 1fr);
  gap: 18px;
}

.panel,
.chart-panel {
  padding: 18px;
}

.live-dot {
  color: var(--green);
  font-size: 12px;
  font-weight: 800;
}

.pair-list {
  display: grid;
  gap: 8px;
  max-height: 300px;
  margin: 14px 0;
  overflow: auto;
}

.pair-button {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  width: 100%;
  border: 1px solid var(--line);
  background: #0b1018;
  color: var(--text);
  text-align: left;
}

.pair-button.active {
  border-color: var(--cyan);
  background: #071a22;
}

.pair-button small {
  color: var(--muted);
}

.pair-button strong:last-child {
  color: var(--green);
}

.pair-button[data-status="coming-soon"] strong:last-child {
  color: var(--muted);
}

.timeframe-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 14px;
}

.timeframe-row button {
  background: var(--surface-2);
  color: var(--muted);
  border: 1px solid var(--line);
}

.timeframe-row button.active {
  color: #041014;
  background: var(--amber);
}

.primary-action {
  width: 100%;
}

.action-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.secondary-action {
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--line);
}

.scan-progress {
  display: grid;
  gap: 8px;
  margin: 12px 0;
}

.scan-progress div {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

progress {
  width: 100%;
  height: 8px;
  overflow: hidden;
  border: 0;
  border-radius: 999px;
  background: var(--surface-2);
}

progress::-webkit-progress-bar {
  background: var(--surface-2);
}

progress::-webkit-progress-value {
  background: var(--cyan);
}

.chart-panel {
  display: grid;
  gap: 16px;
}

.chart-header strong {
  display: block;
  margin-top: 6px;
  font-size: 28px;
}

#selected-change {
  color: var(--green);
  font-weight: 800;
}

.chart-canvas {
  position: relative;
  min-height: 330px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(34, 211, 238, 0.08), rgba(248, 193, 74, 0.04));
}

.grid-lines {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 100% 25%, 12.5% 100%;
  opacity: 0.35;
}

svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

polyline {
  fill: none;
  stroke: var(--cyan);
  stroke-width: 5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.muted-line {
  stroke: rgba(248, 193, 74, 0.52);
  stroke-width: 3;
}

.candle-wick {
  stroke-width: 1.5;
}

.candle-body {
  rx: 2px;
}

.candle-up {
  fill: rgba(74, 222, 128, 0.78);
  stroke: var(--green);
}

.candle-down {
  fill: rgba(251, 113, 133, 0.78);
  stroke: var(--red);
}

.pair-button[disabled] {
  cursor: not-allowed;
  opacity: 0.52;
}

.pair-button[aria-busy="true"] {
  border-color: var(--amber);
}

.metric-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.metric-strip div {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #0b1018;
}

.metric-strip strong {
  display: block;
  margin-top: 6px;
}

.signals-section {
  margin-top: 22px;
}

.signals-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.page-view {
  display: grid;
  gap: 16px;
}

.history-filters {
  display: grid;
  grid-template-columns: repeat(3, minmax(160px, 1fr));
  gap: 12px;
}

.performance-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(120px, 1fr));
  gap: 10px;
}

.performance-grid div {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(16, 20, 29, 0.88);
}

.performance-grid span {
  color: var(--muted);
  font-size: 12px;
}

.performance-grid strong {
  display: block;
  margin-top: 4px;
  font-size: 22px;
}

.status-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.signals-table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(16, 20, 29, 0.88);
}

.signals-table {
  width: 100%;
  min-width: 980px;
  border-collapse: collapse;
}

.signals-table th,
.signals-table td {
  padding: 13px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  white-space: nowrap;
}

.signals-table th {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
}

.signals-table tr:last-child td {
  border-bottom: 0;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 8px;
  color: var(--text);
  font-size: 12px;
  font-weight: 800;
}

.status-active {
  border-color: rgba(34, 211, 238, 0.45);
  color: var(--cyan);
}

.status-hit-tp {
  border-color: rgba(74, 222, 128, 0.45);
  color: var(--green);
}

.status-hit-sl {
  border-color: rgba(251, 113, 133, 0.45);
  color: var(--red);
}

.status-expired {
  color: var(--muted);
}

.empty-state {
  display: grid;
  gap: 8px;
  padding: 24px;
}

.signal-card {
  display: grid;
  gap: 14px;
  padding: 16px;
}

.signal-card .signal-top {
  display: flex;
  justify-content: space-between;
  gap: 10px;
}

.direction {
  color: var(--green);
  text-transform: uppercase;
}

.direction.short {
  color: var(--red);
}

.signal-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.signal-metrics div {
  padding: 10px;
  background: #0b1018;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.signal-metrics strong {
  display: block;
  margin-top: 4px;
}

.reasoning {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

@media (max-width: 980px) {
  .auth-screen,
  .dashboard,
  .scanner-grid,
  .signals-grid,
  .landing-cards.three,
  .landing-cards.five,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .auth-screen {
    padding: 24px;
  }

  .landing-hero,
  .landing-band,
  .disclaimer-band,
  .landing-footer {
    padding-left: 24px;
    padding-right: 24px;
  }

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

  nav {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 640px) {
  .workspace {
    padding: 16px;
  }

  .topbar,
  .section-title,
  .panel-header {
    align-items: flex-start;
    flex-direction: column;
  }

  nav,
  .metric-strip,
  .performance-grid,
  .signal-metrics {
    grid-template-columns: 1fr;
  }

  .timeframe-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .landing-footer {
    flex-direction: column;
  }
}