:root {
  color-scheme: light dark;
  --paper: #f4f4ef;
  --ink: #26302c;
  --muted: #6c716a;
  --line: #d8dbd2;
  --accent: #af593b;
  --accent-glow: #e0724c;
  --hud-bg: rgba(244, 244, 239, 0.88);
  --hud-border: rgba(38, 48, 44, 0.14);
  --screen-dark: #121815;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--screen-dark);
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background-color: var(--screen-dark);
  user-select: none;
  -webkit-user-select: none;
}

button, a {
  -webkit-tap-highlight-color: transparent;
  font: inherit;
  color: inherit;
}

button:focus-visible, a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* 3D WebGL Canvas Container */
#maze-container {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

#maze-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* Floating Top Site Header */
.site-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  padding: 20px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(180deg, rgba(18, 24, 21, 0.75) 0%, rgba(18, 24, 21, 0) 100%);
  color: #f4f4ef;
  pointer-events: none;
}

.site-header * {
  pointer-events: auto;
}

.brand {
  text-decoration: none;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 3px;
  display: flex;
  align-items: center;
  gap: 2px;
  color: #ffffff;
}

.brand-dot {
  color: var(--accent);
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #dfdcd4;
  margin-left: 12px;
}

.badge-pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 8px #34d399;
  animation: pulse-dot 2s infinite ease-in-out;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

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

.nav-btn {
  text-decoration: none;
  font-size: 13px;
  letter-spacing: 0.5px;
  padding: 7px 14px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: #f4f4ef;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.nav-btn:hover {
  background: rgba(255, 255, 255, 0.22);
  border-color: rgba(255, 255, 255, 0.35);
  transform: translateY(-1px);
}

.nav-btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
  font-weight: 500;
}

.nav-btn.primary:hover {
  background: var(--accent-glow);
  border-color: var(--accent-glow);
}

/* Floating HUD Controls (Bottom Center) */
.hud-controls-container {
  position: absolute;
  bottom: 44px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 20;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  pointer-events: none;
}

.hud-controls {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 30px;
  background: rgba(18, 24, 21, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.38);
}

.control-btn {
  background: transparent;
  border: 1px solid transparent;
  color: #dfdcd4;
  padding: 8px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.5px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 7px;
  transition: all 0.18s ease;
  white-space: nowrap;
}

.control-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

.control-btn.active {
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.3);
  color: #ffffff;
}

.control-btn.tour-indicator {
  background: var(--accent);
  color: #ffffff;
  border-color: var(--accent);
}

.control-btn.tour-indicator:hover {
  background: var(--accent-glow);
}

.control-btn.active-gyro {
  background: rgba(52, 211, 153, 0.25);
  border-color: #34d399;
  color: #34d399;
}

.control-btn.active-gyro:hover {
  background: rgba(52, 211, 153, 0.38);
}

.control-separator {
  width: 1px;
  height: 18px;
  background: rgba(255, 255, 255, 0.14);
}

.hud-instruction {
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.65);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
  pointer-events: none;
}

/* Retro Top-Down Mini-Map (Windows 95 homage) */
.minimap-wrapper {
  position: absolute;
  top: 84px;
  right: 28px;
  z-index: 20;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  pointer-events: none;
  transition: transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1), opacity 0.3s ease;
}

.minimap-wrapper.hidden {
  opacity: 0;
  transform: scale(0.85) translateY(-10px);
  pointer-events: none;
}

.minimap-card {
  pointer-events: auto;
  background: rgba(14, 20, 17, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 10px;
  padding: 10px;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  width: 168px;
}

.minimap-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: #9ea39a;
  font-weight: 600;
}

.minimap-header span {
  display: flex;
  align-items: center;
  gap: 5px;
}

.radar-sweep {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #10b981;
}

#minimap-canvas {
  width: 148px;
  height: 148px;
  display: block;
  background: #090e0b;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
}

.minimap-legend {
  margin-top: 6px;
  display: flex;
  justify-content: space-between;
  font-size: 9px;
  color: #7d8479;
}

/* Hover Tooltip for 3D Wall Posters */
#poster-tooltip {
  position: absolute;
  z-index: 25;
  pointer-events: none;
  background: rgba(16, 22, 19, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.28);
  color: #ffffff;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 12px;
  transform: translate(-50%, -130%);
  transition: opacity 0.15s ease, transform 0.15s ease;
  opacity: 0;
  white-space: nowrap;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

#poster-tooltip.visible {
  opacity: 1;
  transform: translate(-50%, -145%);
}

#poster-tooltip .tooltip-kicker {
  font-size: 9px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: #af593b;
  font-weight: 700;
  margin-bottom: 2px;
}

#poster-tooltip .tooltip-title {
  font-weight: 600;
  font-size: 13px;
}

#poster-tooltip .tooltip-action {
  font-size: 10px;
  color: #a3a89e;
  margin-top: 3px;
}

/* Bottom Retro Status Bar */
.status-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 15;
  padding: 8px 24px;
  background: rgba(12, 16, 14, 0.9);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: "SF Mono", Monaco, "Cascadia Code", "Roboto Mono", Consolas, monospace;
  font-size: 10px;
  letter-spacing: 0.8px;
  color: #889084;
}

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

.status-tag {
  color: #a7b0a3;
}

.status-highlight {
  color: #34d399;
}

/* Project Dialog Modal */
#project-dialog {
  border: 0;
  padding: 0;
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  margin: 0;
  background: transparent;
  color: var(--ink);
  overflow-y: auto;
  z-index: 50;
}

#project-dialog::backdrop {
  background: rgba(12, 16, 14, 0.72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.dialog-backdrop-wrap {
  min-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  cursor: pointer;
}

.project-card {
  width: min(720px, 100%);
  background: #fdfbf7;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 28px 60px rgba(0, 0, 0, 0.45);
  border: 1px solid #dcd7ca;
  display: flex;
  flex-direction: column;
  animation: card-pop 0.28s cubic-bezier(0.2, 0.9, 0.2, 1);
  cursor: default;
}

@keyframes card-pop {
  from { opacity: 0; transform: scale(0.94) translateY(12px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.card-header {
  padding: 18px 24px;
  border-bottom: 1px solid #e7e2d6;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #f7f4ec;
}

.card-kicker-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-kicker {
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--accent);
}

.card-index {
  font-size: 11px;
  color: var(--muted);
  font-family: monospace;
}

.card-close-btn {
  background: transparent;
  border: 1px solid #c9cec4;
  border-radius: 20px;
  padding: 6px 14px;
  font-size: 13px;
  color: var(--ink);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  touch-action: manipulation;
  transition: all 0.15s ease;
}

.card-close-btn:hover {
  background: #e9e5db;
  border-color: #a8ada3;
}

.card-body {
  padding: 24px;
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 24px;
}

.card-poster-thumb {
  width: 100%;
  aspect-ratio: 3 / 4;
  background: #202622;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid #c8c4b6;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-poster-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.card-content {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card-title {
  font-family: Georgia, serif;
  font-size: 26px;
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.5px;
  margin: 0 0 14px;
  color: var(--ink);
}

.card-desc {
  font-size: 15px;
  line-height: 1.6;
  color: #4f5752;
  margin: 0 0 24px;
}

.card-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: auto;
  padding-top: 16px;
}

.card-visit-link {
  text-decoration: none;
  background: var(--ink);
  color: #ffffff;
  padding: 10px 18px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  touch-action: manipulation;
  transition: background 0.18s ease;
}

.card-visit-link:hover {
  background: #394741;
}

.card-resume-btn {
  background: transparent;
  border: 1px solid #c2c6bd;
  color: var(--ink);
  padding: 10px 16px;
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
  touch-action: manipulation;
  transition: background 0.18s ease;
}

.card-resume-btn:hover {
  background: #ede9df;
}

/* Crosshair indicator for manual navigation */
#crosshair {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.45);
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.6);
  pointer-events: none;
  z-index: 10;
  opacity: 0;
  transition: opacity 0.25s ease;
}

#crosshair.visible {
  opacity: 1;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .site-header {
    padding: 14px 18px;
  }
  .brand {
    font-size: 14px;
  }
  .badge-pill {
    display: none;
  }
  .minimap-wrapper {
    top: 64px;
    right: 14px;
  }
  .minimap-card {
    width: 120px;
    padding: 6px;
  }
  #minimap-canvas {
    width: 106px;
    height: 106px;
  }
  .hud-controls-container {
    bottom: 38px;
  }
  .hud-controls {
    padding: 4px 6px;
  }
  .control-btn {
    padding: 6px 10px;
    font-size: 11px;
  }
  .dialog-backdrop-wrap {
    padding: 24px 16px;
  }
  .card-close-btn {
    padding: 8px 16px;
    font-size: 14px;
    min-height: 42px;
  }
  .card-body {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .card-poster-thumb {
    aspect-ratio: 16 / 9;
    max-height: 180px;
  }
  .card-title {
    font-size: 21px;
  }
  .card-desc {
    font-size: 14px;
  }
  .card-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }
  .card-visit-link,
  .card-resume-btn {
    justify-content: center;
    text-align: center;
    padding: 12px 16px;
    font-size: 14px;
    min-height: 44px;
    box-sizing: border-box;
  }
  .status-bar {
    display: none;
  }
}