@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&display=swap');

:root {
  --bg-primary: #060a12;
  --bg-secondary: #0c1220;
  --bg-panel: #0f1628;
  --bg-card: #131d30;
  --border-color: #1a2a42;
  --border-accent: #2a3a5a;
  --text-primary: #c8d8e8;
  --text-secondary: #7a8aa0;
  --text-muted: #4a5a72;
  --accent-blue: #00d4ff;
  --accent-green: #2aad4a;
  --accent-yellow: #e8a820;
  --accent-red: #e84040;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', 'Consolas', monospace;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  font-family: var(--font-mono);
  background: var(--bg-primary);
  color: var(--text-primary);
}

.demo-gate {
  position: fixed;
  inset: 0;
  background: rgba(5, 8, 14, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 24px;
}

.demo-gate[hidden] {
  display: none;
}

.demo-gate-card {
  width: min(420px, 92vw);
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
  display: grid;
  gap: 12px;
}

.demo-gate-header {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-blue);
}

.demo-gate-copy {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.6;
}

#demo-gate-form {
  display: grid;
  gap: 10px;
}

#demo-gate-form input {
  background: var(--bg-primary);
  border: 1px solid var(--border-accent);
  border-radius: 6px;
  color: var(--text-primary);
  padding: 10px 12px;
  font-size: 13px;
}

#demo-gate-form button {
  background: rgba(0, 212, 255, 0.2);
  border: 1px solid rgba(0, 212, 255, 0.6);
  color: var(--accent-blue);
  border-radius: 6px;
  padding: 10px 12px;
  font-weight: 600;
  cursor: pointer;
}

#demo-gate-form button:hover {
  background: rgba(0, 212, 255, 0.32);
}

.demo-gate-error {
  color: var(--accent-red);
  font-size: 11px;
}

.demo-gate-expiry {
  font-size: 11px;
  color: var(--text-muted);
}

.ambient {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at 15% 20%, rgba(0, 212, 255, 0.08), transparent 45%),
    radial-gradient(circle at 80% 10%, rgba(232, 168, 32, 0.06), transparent 40%);
  pointer-events: none;
  z-index: -1;
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
}

.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.realm-logo {
  height: 16px;
}

.header-title {
  font-size: 13px;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 18px;
}

.mine-label {
  font-size: 12px;
  color: var(--text-muted);
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--accent-green);
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-green);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.summary {
  padding: 20px 24px;
  display: grid;
  grid-template-columns: minmax(240px, 1fr) minmax(280px, 1fr);
  gap: 20px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
}

.summary-left h1 {
  font-size: 22px;
  margin-top: 6px;
}

.summary-left p {
  margin-top: 8px;
  font-size: 12px;
  color: var(--text-secondary);
  max-width: 520px;
  line-height: 1.6;
}

.summary-kicker {
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-blue);
}

.summary-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 12px 14px;
  border-radius: 8px;
}

.stat-label {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.stat-value {
  margin-top: 8px;
  font-size: 20px;
  color: var(--text-primary);
}

.layout {
  padding: 20px 24px 32px;
  display: grid;
  grid-template-columns: minmax(320px, 1.05fr) minmax(300px, 0.95fr);
  gap: 16px;
}

.panel {
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 18px;
  animation: rise 0.6s ease both;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.panel-header h2 {
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-secondary);
}

.panel-header p {
  margin-top: 6px;
  font-size: 12px;
  color: var(--text-muted);
  max-width: 420px;
}

.train-selector {
  display: grid;
  gap: 6px;
  font-size: 11px;
}

.train-selector label {
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.train-selector select {
  background: var(--bg-primary);
  border: 1px solid var(--border-accent);
  border-radius: 6px;
  color: var(--text-primary);
  padding: 6px 8px;
}

.train-meta {
  font-size: 11px;
  color: var(--accent-blue);
}

.train-controls {
  margin-top: 8px;
  display: grid;
  gap: 6px;
}

.train-controls select {
  background: var(--bg-primary);
  border: 1px solid var(--border-accent);
  border-radius: 6px;
  color: var(--text-primary);
  padding: 6px 8px;
}

.toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--text-muted);
}

.toggle input {
  accent-color: var(--accent-blue);
}

.schedule-card {
  margin-top: 16px;
  background: var(--bg-card);
  border-radius: 8px;
  padding: 14px;
  border: 1px solid var(--border-color);
}

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

.schedule-header h3 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-secondary);
}

.schedule-note {
  font-size: 11px;
  color: var(--text-muted);
}

.schedule-table {
  margin-top: 12px;
  display: grid;
  gap: 6px;
  overflow-x: auto;
}

.schedule-row {
  display: grid;
  grid-template-columns: 60px 80px 1fr 80px 120px;
  gap: 8px;
  min-width: 420px;
  padding: 8px 10px;
  border-radius: 6px;
  background: var(--bg-primary);
  border: 1px solid transparent;
  font-size: 11px;
  color: var(--text-muted);
  cursor: pointer;
}

.schedule-row strong {
  color: var(--text-primary);
}

.schedule-row.header {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  cursor: default;
}

.schedule-row.active {
  border-color: rgba(0, 212, 255, 0.4);
  color: var(--text-primary);
  box-shadow: 0 0 0 1px rgba(0, 212, 255, 0.2);
}

.schedule-row:hover {
  border-color: rgba(0, 212, 255, 0.3);
}

.pile-grid {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.pile-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 12px;
  display: grid;
  gap: 10px;
}

.pile-card header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.pile-card h3 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.pile-tag {
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(0, 212, 255, 0.12);
  color: var(--accent-blue);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.pile-tag.premium {
  background: rgba(42, 173, 74, 0.15);
  color: var(--accent-green);
}

.pile-tag.high-sulfur {
  background: rgba(232, 64, 64, 0.15);
  color: var(--accent-red);
}

.pile-tons {
  font-size: 12px;
  color: var(--text-muted);
}

.pile-fields {
  display: grid;
  gap: 8px;
}

.pile-fields label,
.spec-grid label,
.lab-grid label {
  display: grid;
  gap: 4px;
  font-size: 12px;
  color: var(--text-muted);
  text-transform: none;
  letter-spacing: 0.02em;
}

input[type="number"],
select {
  background: var(--bg-primary);
  border: 1px solid var(--border-accent);
  border-radius: 6px;
  color: var(--text-primary);
  padding: 6px 8px;
  font-size: 12px;
}

.spec-card,
.assumption-card,
.quality-card,
.cost-card,
.callout,
.sublot-card {
  margin-top: 16px;
  background: var(--bg-card);
  border-radius: 8px;
  padding: 14px;
  border: 1px solid var(--border-color);
}

.spec-card h3,
.assumption-card h3,
.quality-card h3,
.cost-card h3,
.callout h3,
.sublot-card h3 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-secondary);
}

.spec-card p,
.assumption-card p,
.callout p,
.lab-note {
  margin-top: 8px;
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.6;
}

.spec-grid {
  margin-top: 12px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
}

.recommend-panel {
  display: grid;
  gap: 16px;
  border-color: rgba(0, 212, 255, 0.45);
  box-shadow: 0 0 0 1px rgba(0, 212, 255, 0.2), 0 12px 28px rgba(3, 7, 14, 0.6);
}

.status-pill {
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  background: rgba(42, 173, 74, 0.15);
  color: var(--accent-green);
}

.status-pill.alert {
  background: rgba(232, 64, 64, 0.18);
  color: var(--accent-red);
}

.blend-bars {
  display: grid;
  gap: 10px;
}

.blend-bar {
  display: grid;
  grid-template-columns: 80px 1fr 50px;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: var(--text-secondary);
}

.start-card {
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid rgba(0, 212, 255, 0.35);
  border-radius: 8px;
  padding: 12px 14px;
  display: grid;
  gap: 10px;
}

.start-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.start-header h3 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-secondary);
}

.start-meta {
  font-size: 11px;
  color: var(--accent-blue);
}

.start-grid {
  display: grid;
  gap: 6px;
}

.start-row {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-muted);
}

.start-row strong {
  color: var(--text-primary);
}

.start-note {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.5;
}

.bar-track {
  height: 8px;
  border-radius: 999px;
  background: var(--bg-primary);
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  background: linear-gradient(90deg, rgba(0, 212, 255, 0.9), rgba(0, 212, 255, 0.3));
}

.bar-fill.premium {
  background: linear-gradient(90deg, rgba(42, 173, 74, 0.9), rgba(42, 173, 74, 0.3));
}

.bar-fill.warning {
  background: linear-gradient(90deg, rgba(232, 64, 64, 0.9), rgba(232, 64, 64, 0.3));
}

.bar-value {
  text-align: right;
  color: var(--text-muted);
}

.quality-grid {
  margin-top: 10px;
  display: grid;
  gap: 10px;
}

.quality-row {
  display: grid;
  grid-template-columns: 1fr 90px 90px;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--text-muted);
}

.quality-row span:nth-child(2),
.quality-row span:nth-child(3) {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.quality-row span:nth-child(2) {
  color: var(--text-primary);
  font-weight: 600;
}

.cost-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  font-size: 12px;
  color: var(--text-muted);
}

.cost-row strong {
  color: var(--text-primary);
  font-weight: 600;
}

.sublot-panel {
  margin: 0 24px 32px;
}

.sublot-grid {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}

.sublot-detail {
  color: var(--text-muted);
  line-height: 1.6;
  font-size: 11px;
}

.lab-grid {
  display: grid;
  gap: 8px;
}

.action-btn {
  margin-top: 10px;
  background: rgba(0, 212, 255, 0.18);
  border: 1px solid rgba(0, 212, 255, 0.6);
  color: var(--accent-blue);
  border-radius: 6px;
  padding: 8px 12px;
  font-weight: 600;
  cursor: pointer;
}

.action-btn:hover {
  background: rgba(0, 212, 255, 0.28);
}

.action-btn.secondary {
  background: rgba(122, 138, 160, 0.18);
  border-color: rgba(122, 138, 160, 0.4);
  color: var(--text-secondary);
}

.action-btn.secondary:hover {
  background: rgba(122, 138, 160, 0.28);
}

input[type="file"] {
  width: 100%;
  padding: 8px;
  border-radius: 6px;
  border: 1px dashed var(--border-accent);
  background: var(--bg-primary);
  color: var(--text-muted);
  font-size: 11px;
}

.bias-chip {
  background: rgba(0, 212, 255, 0.12);
  color: var(--accent-blue);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.sparkline {
  display: grid;
  grid-template-columns: repeat(20, 1fr);
  gap: 4px;
  align-items: end;
  height: 64px;
}

.sparkline-bar {
  border-radius: 4px 4px 0 0;
  background: rgba(232, 168, 32, 0.7);
  height: 20px;
}

.sparkline-bar.sulfur {
  background: rgba(0, 212, 255, 0.7);
}

.sparkline-legend {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  color: var(--text-muted);
}

.risk-card {
  background: linear-gradient(120deg, rgba(0, 212, 255, 0.08), rgba(12, 18, 32, 0.8));
  border: 1px solid rgba(0, 212, 255, 0.3);
  border-radius: 8px;
  padding: 14px;
}

.risk-card h3 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-secondary);
}

.risk-meter {
  margin-top: 10px;
  height: 10px;
  background: var(--bg-primary);
  border-radius: 999px;
  overflow: hidden;
}

.risk-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, rgba(42, 173, 74, 0.8), rgba(0, 212, 255, 0.6));
  transition: width 0.3s ease;
}

.risk-fill.warn {
  background: linear-gradient(90deg, rgba(232, 168, 32, 0.9), rgba(232, 168, 32, 0.4));
}

.risk-fill.critical {
  background: linear-gradient(90deg, rgba(232, 64, 64, 0.9), rgba(232, 64, 64, 0.4));
}

.risk-detail {
  margin-top: 8px;
  font-size: 12px;
  color: var(--text-muted);
}

.operator-card {
  background: var(--bg-card);
  border-radius: 8px;
  padding: 14px;
  border: 1px solid var(--border-color);
  display: grid;
  gap: 12px;
}

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

.operator-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
}

.operator-results {
  display: grid;
  gap: 8px;
}

.operator-row {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-muted);
}

.operator-row strong {
  color: var(--text-primary);
}

.operator-row.highlight strong {
  color: var(--accent-blue);
}

.operator-note {
  font-size: 11px;
  color: var(--text-muted);
}

.advisor-card {
  background: rgba(0, 212, 255, 0.08);
  border-radius: 8px;
  padding: 12px 14px;
  border: 1px dashed rgba(0, 212, 255, 0.35);
  display: grid;
  gap: 8px;
}

.advisor-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.advisor-pill {
  color: var(--accent-blue);
}

.advisor-time {
  color: var(--text-muted);
}

.advisor-card p {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.ghost-btn {
  background: transparent;
  border: 1px solid var(--border-accent);
  color: var(--accent-blue);
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  cursor: pointer;
}

.ghost-btn:hover {
  border-color: var(--accent-blue);
}

.plan-panel {
  margin: 0 24px 32px;
}

.plan-meta {
  font-size: 11px;
  color: var(--accent-blue);
}

.plan-grid {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.plan-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 14px;
  display: grid;
  gap: 8px;
}

.plan-card h3 {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-secondary);
}

.plan-row {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-muted);
}

.plan-row strong {
  color: var(--text-primary);
}

.plan-row.alert strong {
  color: var(--accent-red);
}

#recon-chart {
  width: 100%;
  height: 160px;
  background: var(--bg-primary);
  border-radius: 6px;
  border: 1px solid var(--border-accent);
}

@media (max-width: 980px) {
  .layout {
    grid-template-columns: 1fr;
  }

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

  .panel-header {
    flex-direction: column;
  }
}

@media (max-width: 720px) {
  .header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .summary {
    padding: 18px;
  }

  .layout {
    padding: 18px;
  }

  .plan-panel,
  .sublot-panel {
    margin: 0 18px 24px;
  }
}