/* ============================================================================
 * VOYAGER 2 — 3D SPACECRAFT, TITAN IIIE LAUNCH & NINE CELESTIAL WORLDS UI
 * Deep Interstellar Obsidian + Golden Record Gold & Cerenkov Cyan Glass HUD
 * ============================================================================ */

:root {
  --bg-void: #02040a;
  --panel-bg: rgba(7, 12, 24, 0.80);
  --panel-card: rgba(11, 19, 36, 0.84);
  --border-dim: rgba(255, 209, 102, 0.20);
  --border-cyan: rgba(56, 189, 248, 0.35);
  --border-gold: rgba(255, 209, 102, 0.65);

  --text-main: #f8fafc;
  --text-sub: #cbd5e1;
  --text-muted: #7c93b2;

  --gold: #ffd166;
  --amber: #f59e0b;
  --cyan: #38bdf8;
  --orange: #ff7b3a;
  --emerald: #34d399;

  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", "Menlo", "Consolas", monospace;
}

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

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: var(--bg-void);
  color: var(--text-main);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  user-select: none;
}

.voyager-app {
  position: relative;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

/* ==================== FULLSCREEN 3D WEBGL STAGE ==================== */
.webgl-stage {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: radial-gradient(circle at 50% 45%, #081226 0%, #030611 62%, #010206 100%);
}

.scene-fade-curtain {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 3;
  background: radial-gradient(circle at 50% 50%, rgba(4, 10, 24, 0.72) 0%, rgba(1, 3, 10, 0.94) 100%);
  opacity: 0;
  transition: opacity 0.26s ease-out;
}

.scene-fade-curtain.fading {
  opacity: 1;
}

#webglCanvas {
  width: 100%;
  height: 100%;
  display: block;
  cursor: grab;
}

#webglCanvas:active {
  cursor: grabbing;
}

/* 3D 空间投影浮动标注层 */
.labels-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 4;
  overflow: hidden;
}

.label-pin {
  position: absolute;
  transform: translate(-50%, -100%);
  padding: 5px 10px;
  border-radius: 7px;
  background: rgba(6, 12, 24, 0.82);
  border: 1px solid rgba(255, 209, 102, 0.48);
  backdrop-filter: blur(8px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.55);
  white-space: nowrap;
}

.label-pin::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -6px;
  transform: translateX(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 8px var(--gold);
}

.label-pin-title {
  font-size: 11.5px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.02em;
}

.label-pin-sub {
  font-size: 10px;
  color: var(--text-sub);
  margin-top: 1px;
}

/* ==================== TOP NAVIGATION BAR ==================== */
.top-nav {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 58px;
  padding: 0 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  background: rgba(4, 8, 18, 0.88);
  border-bottom: 1px solid var(--border-dim);
  backdrop-filter: blur(14px);
  z-index: 20;
}

.brand-box {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.golden-disc-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  filter: drop-shadow(0 0 10px rgba(245, 184, 65, 0.45));
}

.brand-kicker {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.14em;
  color: var(--gold);
  font-weight: 600;
}

.brand-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: 0.01em;
}

/* 九大独立场景与天体切换按钮组 */
.scene-tabs {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 3px;
  background: rgba(11, 20, 38, 0.85);
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 10px;
  overflow-x: auto;
}

.scene-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 9px;
  border-radius: 7px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-sub);
  font-size: 11.5px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.18s ease;
}

.scene-tab-btn:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.06);
}

.scene-tab-btn.active {
  color: #090d16;
  background: linear-gradient(135deg, #ffe285 0%, #f59e0b 100%);
  border-color: #fff3b0;
  box-shadow: 0 0 14px rgba(245, 158, 11, 0.45);
}

.top-tools {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.tool-btn {
  padding: 6px 10px;
  border-radius: 7px;
  border: 1px solid rgba(148, 163, 184, 0.24);
  background: rgba(15, 23, 42, 0.78);
  color: var(--text-sub);
  font-size: 11.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.16s ease;
}

.tool-btn:hover {
  border-color: var(--gold);
  color: #ffffff;
}

.tool-btn.active {
  border-color: var(--cyan);
  background: rgba(14, 116, 144, 0.32);
  color: #e0f2fe;
}

/* ==================== SUB-TARGET PILL BAR ==================== */
.subtarget-bar-wrap {
  position: absolute;
  top: 68px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 15;
  max-width: calc(100vw - 720px);
  display: flex;
  justify-content: center;
}

.subtarget-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 12px;
  background: rgba(6, 12, 24, 0.82);
  border: 1px solid var(--border-cyan);
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.55);
}

.sub-pill-btn {
  padding: 5px 11px;
  border-radius: 8px;
  border: 1px solid rgba(148, 163, 184, 0.22);
  background: rgba(15, 25, 48, 0.72);
  color: var(--text-sub);
  font-size: 11.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.16s ease;
}

.sub-pill-btn:hover {
  border-color: var(--cyan);
  color: #ffffff;
}

.sub-pill-btn.active {
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.34), rgba(14, 165, 233, 0.18));
  border-color: var(--cyan);
  color: #ffffff;
  box-shadow: 0 0 12px rgba(56, 189, 248, 0.35);
}

/* ==================== LEFT & RIGHT HUD SIDE PANELS ==================== */
.hud-panel {
  position: absolute;
  top: 68px;
  bottom: 84px;
  width: 345px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 12;
  overflow-y: auto;
  scrollbar-width: thin;
  transition: transform 0.28s ease, opacity 0.28s ease;
}

.left-panel {
  left: 12px;
}

.right-panel {
  right: 12px;
}

.voyager-app.cinema-mode .left-panel {
  transform: translateX(-370px);
  opacity: 0;
  pointer-events: none;
}

.voyager-app.cinema-mode .right-panel {
  transform: translateX(370px);
  opacity: 0;
  pointer-events: none;
}

.voyager-app.cinema-mode .subtarget-bar-wrap {
  max-width: 92vw;
}

.panel-card {
  background: var(--panel-card);
  border: 1px solid var(--border-dim);
  border-radius: 12px;
  padding: 12px 14px;
  backdrop-filter: blur(14px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.55);
}

.hidden {
  display: none !important;
}

.card-eyebrow-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}

.scene-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 5px;
  background: rgba(255, 209, 102, 0.16);
  color: var(--gold);
  border: 1px solid rgba(255, 209, 102, 0.38);
  white-space: nowrap;
}

.sub-time-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--cyan);
  white-space: nowrap;
}

.scene-main-title {
  font-size: 16px;
  font-weight: 800;
  line-height: 1.3;
  color: #ffffff;
}

.scene-en-sub {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--text-muted);
  margin-top: 2px;
  margin-bottom: 9px;
}

.subtarget-highlight-box {
  padding: 9px 11px;
  border-radius: 9px;
  background: rgba(14, 116, 144, 0.16);
  border-left: 3px solid var(--cyan);
  margin-bottom: 9px;
}

.sub-box-header {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}

.sub-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
}

.sub-box-title {
  font-size: 12.5px;
  font-weight: 700;
  color: #e0f2fe;
}

.sub-box-desc {
  font-size: 11.8px;
  line-height: 1.52;
  color: var(--text-sub);
}

.scene-summary {
  font-size: 11.8px;
  line-height: 1.54;
  color: var(--text-sub);
  margin-bottom: 10px;
}

.specs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

.spec-item {
  padding: 6px 8px;
  border-radius: 7px;
  background: rgba(4, 9, 20, 0.65);
  border: 1px solid rgba(148, 163, 184, 0.14);
}

.spec-lbl {
  display: block;
  font-size: 10px;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.spec-val {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--gold);
}

/* ==================== WORKBENCH CARDS (LAUNCH STACK & 3D CRAFT STUDIO) ==================== */
.wb-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 9px;
}

.wb-title {
  font-size: 12.5px;
  font-weight: 700;
  color: var(--gold);
}

.wb-sub {
  font-size: 10.5px;
  color: var(--text-muted);
}

.wb-action-btn, .now-jump-btn {
  padding: 4px 8px;
  border-radius: 6px;
  border: 1px solid rgba(255, 209, 102, 0.4);
  background: rgba(245, 158, 11, 0.15);
  color: var(--gold);
  font-size: 10.5px;
  font-weight: 600;
  cursor: pointer;
}

.wb-action-btn.active {
  background: rgba(16, 185, 129, 0.22);
  border-color: var(--emerald);
  color: #a7f3d0;
}

.rocket-stack-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stack-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 5px 9px;
  border-radius: 6px;
  background: rgba(4, 9, 20, 0.65);
  border: 1px solid rgba(148, 163, 184, 0.16);
  font-size: 11.5px;
  color: var(--text-sub);
}

.stack-row em {
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
}

.stack-row.firing {
  border-color: var(--orange);
  background: rgba(255, 123, 58, 0.20);
  color: #ffffff;
}

.stack-row.firing em {
  color: #ffba92;
  font-weight: 700;
}

.stack-row.jettisoned {
  opacity: 0.36;
  text-decoration: line-through;
}

.slider-control {
  margin-bottom: 10px;
}

.slider-lbl-row {
  display: flex;
  justify-content: space-between;
  font-size: 11.5px;
  color: var(--text-sub);
  margin-bottom: 4px;
}

.mono-val {
  font-family: var(--font-mono);
  color: var(--cyan);
  font-weight: 700;
}

.slider-control input[type="range"] {
  width: 100%;
  accent-color: var(--gold);
  cursor: pointer;
}

.craft-btn-grid {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.craft-act-btn {
  width: 100%;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  border: 1px solid;
  transition: all 0.16s ease;
}

.craft-act-btn.gold {
  background: rgba(245, 158, 11, 0.18);
  border-color: var(--gold);
  color: var(--gold);
}

.craft-act-btn.gold:hover, .craft-act-btn.gold.active {
  background: rgba(245, 158, 11, 0.35);
  color: #ffffff;
}

.craft-act-btn.cyan {
  background: rgba(56, 189, 248, 0.16);
  border-color: var(--cyan);
  color: #bae6fd;
}

.craft-act-btn.cyan:hover {
  background: rgba(56, 189, 248, 0.32);
  color: #ffffff;
}

/* ==================== RIGHT TELEMETRY & VELOCITY CHART ==================== */
.tele-date-banner {
  display: flex;
  justify-content: space-between;
  padding: 7px 10px;
  border-radius: 8px;
  background: rgba(3, 7, 16, 0.72);
  border: 1px solid rgba(148, 163, 184, 0.16);
  margin-bottom: 8px;
}

.tele-lbl {
  font-size: 10px;
  color: var(--text-muted);
}

.tele-date-val, .tele-met-val {
  font-size: 12.5px;
  font-weight: 700;
  color: #ffffff;
  margin-top: 2px;
}

.tele-met-right {
  text-align: right;
}

.tele-hero-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
  margin-bottom: 8px;
}

.tele-hero-box {
  padding: 8px 10px;
  border-radius: 8px;
  background: rgba(4, 9, 20, 0.72);
  border: 1px solid rgba(255, 209, 102, 0.22);
}

.tele-big-num {
  font-size: 19px;
  font-weight: 800;
  color: var(--gold);
  margin: 2px 0;
}

.tele-big-num.cyan {
  font-size: 16.5px;
  color: var(--cyan);
}

.tele-big-num small {
  font-size: 11px;
  color: var(--text-sub);
}

.tele-sub-km {
  font-size: 10px;
  color: var(--text-muted);
}

.tele-metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-bottom: 8px;
}

.metric-cell {
  padding: 6px 9px;
  border-radius: 7px;
  background: rgba(4, 9, 20, 0.65);
  border: 1px solid rgba(148, 163, 184, 0.14);
  display: flex;
  flex-direction: column;
}

.metric-val {
  font-size: 13px;
  font-weight: 700;
  margin-top: 2px;
}

.metric-val.gold { color: var(--gold); }
.metric-val.green { color: var(--emerald); }

.region-banner {
  padding: 7px 10px;
  border-radius: 7px;
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.28);
  font-size: 11.5px;
}

.region-name {
  font-weight: 700;
  color: #e0f2fe;
}

.mono {
  font-family: var(--font-mono);
}

#velocityChartCanvas {
  width: 100%;
  height: 125px;
  display: block;
  border-radius: 7px;
  background: rgba(3, 7, 16, 0.72);
  border: 1px solid rgba(148, 163, 184, 0.14);
}

.chart-legend-row {
  display: flex;
  justify-content: space-between;
  font-size: 10.5px;
  color: var(--text-sub);
  margin-top: 6px;
}

.lg-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 4px;
}

.lg-dot.v2 { background: var(--gold); }
.lg-dot.esc { background: var(--cyan); }

/* ==================== BOTTOM TIMELINE & HINT ==================== */
.viewport-hint {
  position: absolute;
  bottom: 78px;
  left: 50%;
  transform: translateX(-50%);
  padding: 5px 14px;
  border-radius: 999px;
  background: rgba(4, 8, 18, 0.76);
  border: 1px solid rgba(148, 163, 184, 0.22);
  font-size: 11.5px;
  color: var(--text-sub);
  z-index: 10;
  pointer-events: none;
  white-space: nowrap;
}

.bottom-bar {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 10px;
  height: 62px;
  padding: 0 14px;
  border-radius: 12px;
  background: rgba(5, 10, 22, 0.90);
  border: 1px solid var(--border-dim);
  backdrop-filter: blur(14px);
  display: flex;
  align-items: center;
  gap: 14px;
  z-index: 20;
}

.transport-controls {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.ctrl-icon-btn {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  border: 1px solid rgba(148, 163, 184, 0.25);
  background: rgba(15, 23, 42, 0.8);
  color: var(--text-main);
  cursor: pointer;
}

.ctrl-play-btn {
  height: 34px;
  padding: 0 13px;
  border-radius: 8px;
  border: 1px solid #ffe285;
  background: linear-gradient(135deg, #ffd166 0%, #f59e0b 100%);
  color: #090d16;
  font-size: 12px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  cursor: pointer;
}

.timeline-scrubber-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.timeline-milestones {
  display: flex;
  justify-content: space-between;
  gap: 4px;
}

.timeline-milestones button {
  padding: 2px 7px;
  border-radius: 5px;
  border: 1px solid rgba(148, 163, 184, 0.2);
  background: rgba(15, 23, 42, 0.7);
  color: var(--text-sub);
  font-size: 10.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}

.timeline-milestones button:hover,
.timeline-milestones button.active {
  border-color: var(--gold);
  background: rgba(245, 158, 11, 0.24);
  color: var(--gold);
}

.year-slider {
  width: 100%;
  accent-color: var(--gold);
  cursor: pointer;
}

@media (max-width: 1180px) {
  .hud-panel {
    width: 290px;
  }
  .subtarget-bar-wrap {
    max-width: calc(100vw - 600px);
  }
}