/* === Reset & Variables === */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-bg: #0a0a1a;
  --color-text: #e8e8f0;
  --color-text-muted: #8888a8;
  --color-primary: #4e9eff;
  --color-primary-glow: rgba(78, 158, 255, 0.3);
  --color-card-bg: rgba(12, 12, 32, 0.6);
  --color-card-border: rgba(255, 255, 255, 0.08);
  --radius: 16px;
  --transition: 0.25s ease;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  overflow: hidden;
  height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* === Cesium === */
#cesium-container {
  position: fixed;
  inset: 0;
  z-index: 0;
}

.cesium-viewer-toolbar,
.cesium-viewer-animationContainer,
.cesium-viewer-timelineContainer,
.cesium-viewer-bottom,
.cesium-viewer-fullscreenContainer,
.cesium-viewer-infoPanel,
.cesium-credit-logoContainer,
.cesium-credit-expand-link,
.cesium-widget-credits {
  display: none !important;
}

/* === Scene Fade (black overlay for crossfade transitions) === */
#scene-fade {
  position: fixed;
  inset: 0;
  z-index: 1;
  background: #0a0a1a;
  opacity: 0;
  pointer-events: none;
}

/* === Overlay === */
#overlay {
  position: fixed;
  inset: 0;
  z-index: 10;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  transition: opacity 0.6s ease;
}

#overlay.hidden {
  opacity: 0;
  pointer-events: none !important;
}

#overlay > * {
  pointer-events: auto;
}

/* === Top Bar === */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  height: 56px;
  flex-shrink: 0;
  background: rgba(10, 10, 26, 0.4);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.topbar-logo {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 28px;
}

.topbar-link {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition);
}

.topbar-link:hover {
  color: var(--color-text);
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  padding: 10px 24px;
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 0 20px var(--color-primary-glow);
}

.btn-primary:hover {
  box-shadow: 0 0 30px var(--color-primary-glow);
}

.btn-small {
  padding: 7px 18px;
  font-size: 0.82rem;
  border-radius: 8px;
}

.btn-secondary {
  padding: 10px 24px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-text-muted);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-text);
}

.btn-danger {
  padding: 7px 18px;
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.25);
}

.btn-danger:hover {
  background: rgba(239, 68, 68, 0.25);
  box-shadow: 0 0 20px rgba(239, 68, 68, 0.2);
}

.btn-card {
  width: 100%;
  justify-content: center;
  padding: 11px 24px;
  border-radius: 10px;
  font-size: 0.88rem;
  letter-spacing: -0.01em;
}

/* === Hero === */
.hero {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 48px;
  pointer-events: none;
}

.hero-split {
  display: flex;
  align-items: center;
  gap: 48px;
  max-width: 960px;
  width: 100%;
  pointer-events: auto;
  background: linear-gradient(to right, rgba(4, 4, 14, 0.55), rgba(4, 4, 14, 0.05));
  border-radius: 24px;
  padding: 48px;
}

.hero-left {
  flex: 1;
  min-width: 0;
  opacity: 0;
  animation: fade-up 0.8s ease forwards;
}

.hero-title {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.hero-body {
  margin-top: 16px;
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.6;
  max-width: 420px;
}

.hero-features {
  list-style: none;
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hero-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.8);
}

.feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(78, 158, 255, 0.1);
  color: var(--color-primary);
  flex-shrink: 0;
}


/* === Card === */
.hero-right {
  width: 340px;
  flex-shrink: 0;
  opacity: 0;
  animation: fade-up 0.8s ease 0.15s forwards;
}

.card {
  background: rgba(8, 8, 22, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 28px 28px 24px;
  display: flex;
  flex-direction: column;
}

.card-tier {
  text-align: center;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

.card-price {
  text-align: center;
  line-height: 1;
  margin-bottom: 6px;
}

.price-value {
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
}

.price-period {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  font-weight: 400;
  margin-left: 1px;
}

.card-rate {
  text-align: center;
  font-size: 1.05rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.card-divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.07);
  margin-bottom: 24px;
}

.card-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}

.card-features li {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.6);
  padding-left: 20px;
  position: relative;
  line-height: 1.4;
}

.card-features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 5px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(78, 158, 255, 0.15);
  border: 1.5px solid var(--color-primary);
}

/* === Slider === */
.slider-track-wrap {
  margin-bottom: 20px;
}

#tier-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.1);
  outline: none;
  cursor: pointer;
  margin: 0;
  padding: 0;
}

#tier-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 10px var(--color-primary-glow);
  cursor: pointer;
  transition: box-shadow 0.2s ease;
}

#tier-slider::-webkit-slider-thumb:hover {
  box-shadow: 0 0 18px var(--color-primary-glow);
}

#tier-slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 10px var(--color-primary-glow);
  border: none;
  cursor: pointer;
}

#tier-slider::-moz-range-progress {
  background: var(--color-primary);
  height: 4px;
  border-radius: 2px;
}


/* === Location Badge === */
.location-badge {
  position: fixed;
  bottom: 24px;
  right: 28px;
  z-index: 11;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  opacity: 0;
  transition: opacity 1s ease;
  pointer-events: none;
  background: rgba(6, 6, 18, 0.55);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 12px 16px;
}

.location-badge.visible {
  opacity: 1;
}

.location-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
  letter-spacing: 0.01em;
}

.location-coords {
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.45);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}

/* === Live Badge === */
.live-badge {
  position: fixed;
  bottom: 24px;
  left: 28px;
  z-index: 11;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.02em;
  background: rgba(6, 6, 18, 0.55);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 5px 10px;
}

.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #34d399;
  animation: pulse 2s ease infinite;
  flex-shrink: 0;
}

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

/* === Animations === */
@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}


/* === Dashboard === */
body.dashboard-body {
  overflow: auto;
  height: auto;
  min-height: 100vh;
}

.dashboard {
  max-width: 880px;
  margin: 0 auto;
  padding: 40px 24px 64px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.dash-card {
  background: rgba(8, 8, 22, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 28px 28px 24px;
}

.dash-card-title {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 20px;
}

.dash-card-wide {
  grid-column: 1 / -1;
}

.dash-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.dash-row:last-of-type {
  border-bottom: none;
}

.dash-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.dash-value {
  font-size: 0.85rem;
  color: var(--color-text);
  font-weight: 500;
}

.api-key-box {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 10px 14px;
}

.api-key-box code {
  flex: 1;
  font-family: "SF Mono", "Fira Code", "Fira Mono", Menlo, Consolas, monospace;
  font-size: 0.82rem;
  color: var(--color-text);
  word-break: break-all;
  min-width: 0;
}

.api-key-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.topbar-logo-link {
  text-decoration: none;
  color: inherit;
}

.dash-roll-btn {
  margin-top: 12px;
}

.dash-plan-actions {
  display: flex;
  gap: 10px;
  margin-top: 16px;
}

.dash-plan-actions .btn[disabled] {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

/* === Upgrade Modal === */
.upgrade-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.upgrade-modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.upgrade-modal {
  background: rgba(12, 12, 32, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 36px 32px 32px;
  max-width: 780px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
}

.upgrade-modal-title {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  text-align: center;
}

.upgrade-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 4px 8px;
  line-height: 1;
  transition: color var(--transition);
}

.upgrade-modal-close:hover {
  color: var(--color-text);
}

.upgrade-tier-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.upgrade-tier-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 24px 18px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: border-color var(--transition), background var(--transition);
}

.upgrade-tier-card:hover {
  border-color: rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.05);
}

.upgrade-tier-card.upgrade-tier-highlight {
  border-color: var(--color-primary);
  background: rgba(78, 158, 255, 0.06);
}

.upgrade-tier-card.upgrade-tier-current {
  border-color: rgba(78, 158, 255, 0.4);
  background: rgba(78, 158, 255, 0.08);
}

.upgrade-tier-name {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.upgrade-tier-price {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 2px;
}

.upgrade-tier-price span {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--color-text-muted);
}

.upgrade-tier-rate {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

.upgrade-tier-features {
  list-style: none;
  margin-bottom: 18px;
  flex: 1;
}

.upgrade-tier-features li {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.6;
}

.upgrade-tier-card .btn {
  width: 100%;
  justify-content: center;
}

.upgrade-custom-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 16px;
  padding: 16px 20px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.upgrade-custom-cta strong {
  color: var(--color-text);
}

.upgrade-custom-cta .btn {
  flex-shrink: 0;
}

/* === Toast === */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #10b981;
  padding: 10px 24px;
  border-radius: 10px;
  font-size: 0.85rem;
  font-weight: 500;
  z-index: 200;
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
}

.toast.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* === Responsive === */
@media (max-width: 768px) {
  .hero {
    padding: 0 24px;
  }

  .hero-split {
    flex-direction: column;
    gap: 24px;
    text-align: center;
    padding: 32px 24px;
  }

  .hero-left {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .hero-body {
    max-width: 360px;
  }

  .hero-features {
    align-items: flex-start;
    text-align: left;
  }

  .hero-right {
    width: 100%;
    max-width: 340px;
  }

  .btn-demo {
    display: none;
  }

  .topbar {
    padding: 0 20px;
  }

  .topbar-right {
    gap: 16px;
  }

  .topbar-link:not(:last-of-type) {
    display: none;
  }

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

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

@media (max-width: 768px) and (max-height: 800px) {
  body {
    overflow-y: auto;
    height: auto;
  }

  .hero {
    padding: 32px 24px;
  }
}