/* ═══════════════════════════════════════
   Styles — Everything in one file for clarity
   Text-game aesthetic + quant terminal
   ═══════════════════════════════════════ */

/* ─── Top bar ─── */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px clamp(20px, 4vw, 48px);
  border-bottom: 3px solid var(--black);
}

.topbar-name {
  font-family: var(--font-mono);
  font-size: clamp(14px, 2vw, 18px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--black);
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.topbar-status {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--grey-400);
}

.topbar-status .dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--live-green);
  margin-right: 6px;
  vertical-align: middle;
  animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* Text-game button */
.btn-text {
  font-family: var(--font-mono);
  font-size: clamp(11px, 1.4vw, 14px);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--black);
  border: 2px solid var(--black);
  padding: 8px 20px;
  background: var(--white);
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-text:hover {
  background: var(--black);
  color: var(--white);
}

.btn-accent {
  border-color: var(--black);
  color: var(--black);
}
.btn-accent:hover {
  background: var(--black);
  color: var(--white);
}

/* ─── Screen 1: Signal board ─── */
.screen-signals {
  display: flex;
  flex-direction: column;
  padding: 0 clamp(20px, 4vw, 48px);
  border-top: 3px solid var(--black);
  margin-top: clamp(40px, 6vw, 80px);
}

.signal-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding: clamp(24px, 4vw, 40px) 0;
  border-bottom: 1px solid var(--grey-200);
  flex-wrap: wrap;
  gap: 16px;
}

.signal-title {
  font-family: var(--font-mono);
  font-size: clamp(32px, 5vw, 64px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--black);
}

/* Signal table — full width, big text */
.signal-table-wrap {
  flex: 1;
  overflow-y: auto;
  padding-bottom: 20px;
}

.signal-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
}

.signal-table thead {
  position: sticky;
  top: 0;
  background: var(--white);
  z-index: 2;
}

.signal-table th {
  font-size: clamp(10px, 1.2vw, 12px);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grey-400);
  text-align: left;
  padding: 12px 0;
  border-bottom: 2px solid var(--black);
}

.signal-table th.r { text-align: right; }

.signal-table td {
  font-size: clamp(14px, 1.8vw, 18px);
  font-weight: 600;
  padding: 10px 0;
  border-bottom: 1px solid var(--grey-100);
  color: var(--grey-800);
}

.signal-table td.r { text-align: right; }

.signal-table td.rank-cell {
  font-weight: 900;
  font-size: clamp(16px, 2vw, 22px);
  color: var(--black);
  width: 48px;
}

.signal-table td.ticker {
  font-weight: 800;
  color: var(--black);
  letter-spacing: 0.02em;
}

.signal-table td.score-pos { color: var(--black); font-weight: 800; }
.signal-table td.score-neg { color: var(--grey-500); font-weight: 800; }

.signal-table td.conf-high { color: var(--black); }

.signal-table tbody tr:hover {
  background: var(--grey-50);
}

.signal-table tbody tr:nth-child(-n+5) td {
  font-size: clamp(16px, 2.2vw, 22px);
}

.signal-table tbody tr:nth-child(-n+3) td.rank-cell {
  color: var(--black);
}

/* ─── Screen 2: Tabs ─── */
.screen-detail {
  padding: 0 clamp(20px, 4vw, 48px);
}

.detail-hero {
  padding: clamp(32px, 5vw, 56px) 0 clamp(24px, 3vw, 40px);
}

.hero-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 16px;
}

.hero-left {
  flex: 1;
  min-width: 0;
}

.hero-dayn {
  font-family: var(--font-mono);
  font-size: clamp(40px, 7vw, 80px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 0.95;
  color: var(--black);
  flex-shrink: 0;
}

.detail-subtitle {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--grey-400);
  margin-top: 8px;
}

/* Signal date + summary stats (used in detail-hero) */
.signal-date {
  font-family: var(--font-mono);
  font-size: clamp(48px, 8vw, 96px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 0.95;
  color: var(--black);
}

.signal-summary {
  display: flex;
  gap: clamp(24px, 3vw, 48px);
  align-items: flex-end;
}

.signal-stat {
  text-align: right;
}

.signal-stat-value {
  font-family: var(--font-mono);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--black);
}

.signal-stat-value.accent {
  color: var(--black);
  font-weight: 900;
}

.signal-stat-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grey-400);
  margin-top: 4px;
}

/* Tab bar — text game buttons */
.tab-bar {
  display: flex;
  gap: 0;
  border-bottom: 3px solid var(--black);
  flex-wrap: wrap;
}

.tab-btn {
  font-family: var(--font-mono);
  font-size: clamp(12px, 1.5vw, 14px);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--grey-300);
  padding: 16px clamp(16px, 2.5vw, 32px);
  border: none;
  border-right: 1px solid var(--grey-200);
  background: none;
  cursor: pointer;
  transition: all 0.12s;
  position: relative;
}

.tab-btn:last-child { border-right: none; }
.tab-btn:hover { color: var(--grey-600); background: var(--grey-50); }

.tab-btn.active {
  color: var(--black);
  background: var(--grey-50);
}

.tab-btn.active::before {
  content: '[ ';
  color: var(--accent);
}
.tab-btn.active::after {
  content: ' ]';
  color: var(--accent);
}

.panel {
  display: none;
  padding-bottom: 32px;
}
.panel.active { display: block; }

/* ─── Metric blocks ─── */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0;
}

.metric-block {
  padding: clamp(16px, 2vw, 24px) clamp(12px, 2vw, 20px);
  border-right: 1px solid var(--grey-200);
  border-bottom: 1px solid var(--grey-200);
}

.metric-block:last-child { border-right: none; }

.metric-block-value {
  font-family: var(--font-mono);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--black);
}

.metric-block-label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grey-400);
  margin-top: 8px;
}

/* ─── Data table (general) ─── */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
}

.data-table th {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grey-400);
  text-align: left;
  padding: 10px 0;
  border-bottom: 2px solid var(--black);
}
.data-table th.r { text-align: right; }
.data-table td {
  font-size: clamp(13px, 1.5vw, 16px);
  font-weight: 600;
  padding: 8px 0;
  border-bottom: 1px solid var(--grey-100);
  color: var(--grey-700);
}
.data-table td.r { text-align: right; }
.data-table .strong { font-weight: 800; color: var(--black); }
.data-table tbody tr:last-child td { border-bottom: 1px solid var(--grey-300); }

/* ─── Pipeline ─── */
.pipeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 3px solid var(--black);
}
.pipe-stage {
  padding: clamp(16px, 2vw, 24px) clamp(12px, 2vw, 20px);
  border-right: 1px solid var(--grey-200);
  border-bottom: 1px solid var(--grey-200);
}
.pipe-stage:last-child { border-right: none; }
.pipe-num {
  font-family: var(--font-mono);
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 900;
  line-height: 1;
  color: var(--grey-100);
  letter-spacing: -0.04em;
}
.pipe-title {
  font-family: var(--font-mono);
  font-size: clamp(12px, 1.4vw, 16px);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--black);
  margin: 8px 0;
}
.pipe-items {
  font-size: 13px;
  color: var(--grey-500);
  line-height: 1.9;
}

@media (max-width: 768px) {
  .pipeline { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .pipeline { grid-template-columns: 1fr; }
}

/* ─── Spec grid ─── */
.spec-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--grey-200);
}
.spec-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 8px 0;
  border-bottom: 1px solid var(--grey-100);
  gap: 12px;
}
.spec-row:nth-child(odd) { padding-right: 24px; border-right: 1px solid var(--grey-100); }
.spec-row:nth-child(even) { padding-left: 24px; }
.spec-k { font-size: 13px; color: var(--grey-400); }
.spec-v { font-family: var(--font-mono); font-size: 13px; font-weight: 600; color: var(--grey-800); text-align: right; }

@media (max-width: 768px) {
  .spec-grid { grid-template-columns: 1fr; }
  .spec-row:nth-child(odd) { padding-right: 0; border-right: none; }
  .spec-row:nth-child(even) { padding-left: 0; }
}

/* ─── Chart ─── */
.chart-wrap {
  width: 100%;
  height: clamp(240px, 30vw, 360px);
  position: relative;
  margin-top: 20px;
}

/* ─── Footer ─── */
.footer {
  border-top: 3px solid var(--black);
  padding: 24px clamp(20px, 4vw, 48px);
  margin-top: clamp(40px, 6vw, 80px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-text {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--grey-400);
  letter-spacing: 0.04em;
}
.footer-links {
  display: flex;
  gap: 20px;
}
.footer-links a {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--grey-400);
  transition: color 0.15s;
}
.footer-links a:hover { color: var(--black); }

/* ─── Scroll reveal ─── */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}
.reveal.vis { opacity: 1; transform: none; }

/* ─── Loading ─── */
#app-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--grey-300);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
#app-content { display: none; }

/* ─── Trading section ─── */
.trading-header {
  display: flex;
  gap: 0;
  border-top: 3px solid var(--black);
  border-bottom: 1px solid var(--grey-200);
}

.trading-capital {
  padding: clamp(12px, 2vw, 20px) clamp(12px, 2vw, 24px);
  border-right: 1px solid var(--grey-200);
  flex-shrink: 0;
}

.trading-capital-value {
  font-family: var(--font-mono);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--black);
}

.trading-capital-label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grey-400);
  margin-top: 4px;
}

.trading-stats {
  display: flex;
  align-items: center;
  gap: 0;
  flex: 1;
  overflow-x: auto;
}

.trading-stat {
  padding: clamp(8px, 1.5vw, 16px) clamp(12px, 2vw, 20px);
  border-right: 1px solid var(--grey-100);
  white-space: nowrap;
}

.trading-stat:last-child { border-right: none; }

.trading-stat-value {
  font-family: var(--font-mono);
  font-size: clamp(16px, 2vw, 22px);
  font-weight: 800;
  color: var(--grey-900);
  line-height: 1.2;
}

.trading-stat-label {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grey-400);
  margin-top: 2px;
}

/* Order table (compact) */
.order-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  margin-top: 16px;
}

.order-table th {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grey-400);
  text-align: left;
  padding: 8px 6px;
  border-bottom: 2px solid var(--black);
}
.order-table th.r { text-align: right; }

.order-table td {
  font-size: clamp(12px, 1.3vw, 14px);
  font-weight: 600;
  padding: 5px 6px;
  border-bottom: 1px solid var(--grey-100);
  color: var(--grey-700);
}
.order-table td.r { text-align: right; }

.order-table .sym { font-weight: 800; color: var(--black); }

.side-buy {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--positive);
}

.side-sell {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--negative);
}

.order-table tbody tr:hover { background: var(--grey-50); }

/* Risk state */
.risk-row {
  display: flex;
  gap: 0;
  border-top: 1px solid var(--grey-200);
  margin-top: 16px;
}

.risk-item {
  padding: 10px 16px 10px 0;
  border-right: 1px solid var(--grey-100);
}
.risk-item:last-child { border-right: none; }

.risk-item-label {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grey-400);
}

.risk-item-value {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--grey-800);
}

.risk-ok { color: var(--positive); }

/* ─── Data source badges ─── */
.source-real {
  font-family: var(--font-mono);
  font-size: clamp(11px, 1.4vw, 14px);
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--positive, #22c55e);
}

.source-pending {
  font-family: var(--font-mono);
  font-size: clamp(11px, 1.4vw, 14px);
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--grey-400, #9ca3af);
}