@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700&family=Rajdhani:wght@500;600&family=Space+Grotesk:wght@700&display=swap");

/* Original vector digits, served locally so the mission display is consistent. */
@font-face {
  font-family: "Nimbus Segments";
  src: url("./fonts/nimbus-segments.woff") format("woff");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  color-scheme: dark;
  --ui-font: "Manrope", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-family: var(--ui-font);
  background: #081321;
  color: #edf4fa;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  --muted: #91a1b3;
  --line: rgba(159, 184, 207, .15);
  --mint: #78e2bd;
  --panel: #101e2d;
}

* { box-sizing: border-box; }

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(ellipse at 50% 2%, rgba(35, 83, 106, .25), transparent 42rem),
    #081321;
}

button { font: inherit; }

.app-shell { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }

.topbar {
  height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  color: #edf4fa;
  font: italic 700 52.5px "Space Grotesk", sans-serif;
  font-synthesis: style;
  letter-spacing: -.025em;
  text-decoration: none;
}

.topbar-note { display: flex; align-items: center; gap: 9px; color: var(--muted); font-size: 12px; }
.status-dot, .live-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 12px rgba(120, 226, 189, .55); }

.intro {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0 20px;
}

.eyebrow {
  margin: 0 0 9px;
  color: var(--mint);
  font: 600 12px "Manrope", sans-serif;
  letter-spacing: .04em;
}

h1 {
  margin: 0;
  font: 600 clamp(24px, 3vw, 34px)/1.2 "Manrope", sans-serif;
  letter-spacing: -.025em;
}

h1 span { color: #8ca2b6; }
.intro-copy { max-width: 590px; margin: 9px 0 0; color: #a5b5c4; font-size: 12px; line-height: 1.6; }

.game-panel { overflow: hidden; border: 1px solid rgba(159, 184, 207, .19); border-radius: 12px; background: var(--panel); box-shadow: 0 20px 70px rgba(0, 0, 0, .22); }
.toolbar { min-height: 54px; display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 8px 13px; border-bottom: 1px solid var(--line); }
.toolbar-group { display: flex; align-items: center; gap: 5px; }
.tool-button, .icon-button { min-height: 34px; border: 1px solid transparent; border-radius: 6px; background: transparent; color: #9aabbb; cursor: pointer; transition: background .15s, border-color .15s, color .15s; }
.tool-button { padding: 0 11px; font-size: 12px; }
.tool-button span { margin-right: 5px; font-size: 16px; }
.tool-button:hover, .icon-button:hover { background: rgba(255,255,255,.06); color: #eff7fb; }
.tool-button.active { border-color: rgba(120, 226, 189, .2); background: rgba(120, 226, 189, .09); color: var(--mint); }
.icon-button { display: inline-grid; place-items: center; flex-shrink: 0; width: 44px; min-height: 44px; font-size: 21px; line-height: 1; }
.icon-button.active { color: var(--mint); background: rgba(120, 226, 189, .1); }
.toolbar-divider { width: 1px; height: 20px; margin: 0 5px; background: var(--line); }

.tool-button.start-game-button,
.tool-button.stop-camera-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 20px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  white-space: nowrap;
}
.tool-button.start-game-button {
  border-color: var(--mint);
  background: var(--mint);
  color: #081321;
  box-shadow: 0 4px 18px rgba(120, 226, 189, .22);
}
.tool-button.start-game-button:hover { border-color: #a0f0d3; background: #a0f0d3; color: #081321; }
.tool-button.start-game-button.active { border-color: var(--mint); background: #203f3b; color: var(--mint); box-shadow: none; }
.tool-button.start-game-button.active:hover { background: #2b5149; }
.tool-button.start-game-button kbd,
.tool-button.stop-camera-button kbd { display: inline-flex; align-items: center; justify-content: center; min-width: 21px; height: 21px; margin-left: 4px; padding: 0; border: 1px solid currentColor; border-radius: 4px; color: inherit; background: transparent; font: 600 11px/1 var(--ui-font); letter-spacing: 0; }
.tool-button.start-game-button span,
.tool-button.stop-camera-button span { margin-right: 0; font-size: 14px; }
.tool-button.stop-camera-button { border-color: rgba(251,113,133,.4); background: rgba(251,113,133,.07); color: #fda4af; }
.tool-button.stop-camera-button:hover { border-color: #fb7185; background: rgba(251,113,133,.14); color: #ffe4e6; }

.canvas-wrap { position: relative; overflow: hidden; background: #dceaf0; }
.free-draw-tools { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; padding: 10px 14px; border-bottom: 1px solid var(--line); color: #aab9c7; font-size: 12px; }
.pen-colors { display: flex; gap: 6px; }
.pen-color { width: 30px; height: 30px; border: 3px solid var(--panel); border-radius: 50%; background: var(--pen-color); cursor: pointer; }
.pen-color[aria-pressed="true"] { outline: 2px solid white; outline-offset: 1px; }
#pen-size { padding: 6px; border: 1px solid var(--line); border-radius: 6px; color: #edf4fa; background: var(--panel); font: inherit; }
.drawing-hint { flex-basis: 100%; color: var(--muted); }
button:disabled { opacity: .45; cursor: default; }
.exit-free-draw { position: absolute; left: 14px; bottom: 14px; z-index: 2; min-height: 44px; padding: 0 16px; border-color: var(--mint); background: #101e2d; color: var(--mint); }
.exit-free-draw:hover { background: #203747; }
#game-canvas { display: block; width: 100%; height: auto; aspect-ratio: 8 / 5; cursor: crosshair; touch-action: none; }
.camera-preview { position: absolute; top: 14px; right: 14px; width: min(20%, 180px); overflow: hidden; aspect-ratio: 4 / 3; border: 1px solid rgba(255,255,255,.8); border-radius: 7px; background: #071321; box-shadow: 0 5px 20px rgba(0,0,0,.24); }
.camera-preview video { width: 100%; height: 100%; object-fit: cover; transform: scaleX(-1); }
.camera-label { position: absolute; right: 6px; bottom: 6px; display: flex; align-items: center; gap: 5px; padding: 4px 6px; border-radius: 4px; background: rgba(5, 15, 25, .75); color: white; font: 500 10px "Manrope", sans-serif; letter-spacing: .08em; }
.live-dot { width: 5px; height: 5px; }
.hidden { display: none !important; }
.toast { position: absolute; left: 50%; bottom: 17px; transform: translateX(-50%); max-width: calc(100% - 30px); padding: 9px 13px; border: 1px solid rgba(255,255,255,.2); border-radius: 6px; background: rgba(7, 19, 32, .88); color: white; font-size: 12px; text-align: center; }

.panel-footer { min-height: 54px; display: flex; justify-content: space-between; align-items: center; gap: 14px; padding: 12px 18px; border-top: 1px solid var(--line); }
.game-panel:fullscreen { display: flex; flex-direction: column; width: 100%; height: 100%; border: 0; border-radius: 0; overflow-y: auto; }
.game-panel:fullscreen .canvas-wrap { flex: 1; min-height: 160px; }
.game-panel:fullscreen .canvas-wrap { display: grid; place-items: center; container-type: size; background: #081321; }
.game-panel:fullscreen #game-canvas { width: min(100cqw, 160cqh); height: auto; }
.game-panel:fullscreen .toolbar { flex-wrap: wrap; }
.status-text { margin: 0; color: #aab9c7; font-size: 12px; }
.quick-controls { display: flex; align-items: center; gap: 6px; color: #899aab; font-size: 11px; white-space: nowrap; }
kbd { display: inline-grid; min-width: 22px; height: 22px; place-items: center; margin-left: 8px; border: 1px solid rgba(159,184,207,.2); border-radius: 4px; background: rgba(255,255,255,.035); color: #b6c4d0; font: 500 12px "Manrope", sans-serif; }
kbd:first-child { margin-left: 0; }

.how-to { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 16px; }
.step-card { display: flex; gap: 12px; min-height: 87px; padding: 15px; border: 1px solid var(--line); border-radius: 8px; background: rgba(16, 30, 45, .55); }
.step-number { color: var(--mint); font: 500 12px "Manrope", sans-serif; }
.step-card h2 { margin: 0 0 5px; font: 600 14px "Manrope", sans-serif; }
.step-card p { margin: 0; color: #aab9c7; font-size: 12px; line-height: 1.6; }
.page-footer { padding: 25px 0 18px; color: #91a1b3; font: 12px "Manrope", sans-serif; text-align: center; }
.page-footer span { padding: 0 5px; color: #95a7b5; }

.comparison { padding: 22px; border-top: 1px solid var(--line); background: #102332; }
.comparison-heading { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.comparison h2 { margin: 0; font: 600 22px "Manrope", sans-serif; }
.match-badge { padding: 8px 12px; border: 1px solid rgba(120,226,189,.3); border-radius: 20px; color: var(--mint); font-size: 12px; }
.comparison-message { color: #d5e4ef; font-size: 14px; line-height: 1.5; }
.comparison-metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin: 20px 0; }
.comparison-metrics div { padding: 14px; border: 1px solid var(--line); border-radius: 8px; }
.comparison-metrics dt { color: var(--muted); font-size: 11px; }
.comparison-metrics dd { margin: 8px 0 0; font: 600 24px "Manrope", sans-serif; font-variant-numeric: tabular-nums; }
.comparison-note { max-width: 780px; color: var(--muted); font-size: 12px; line-height: 1.6; }
.route-legend { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; color: #bccddd; font-size: 12px; }
.player-line, .ai-line { display: inline-block; width: 22px; border-top: 3px solid #f08c68; }
.ai-line { margin-left: 14px; border-top: 3px dashed #bb9ce9; }
.comparison-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.comparison-actions .tool-button { min-height: 44px; border-color: var(--line); }
.comparison-actions .tool-button:disabled { opacity: .45; cursor: default; }
button:focus-visible { outline: 2px solid var(--mint); outline-offset: 3px; }

@media (max-width: 700px) {
  .app-shell { width: min(100% - 24px, 560px); }
  .topbar { height: 60px; }
  .brand { font-size: 45px; }
  .topbar-note { font-size: 0; }
  .intro { align-items: start; padding: 22px 0 16px; }
  .intro-copy { font-size: 12px; }
  .toolbar { padding: 7px; flex-wrap: wrap; }
  .input-controls { width: 100%; }
  .start-game-button, .stop-camera-button { width: 100%; }
  .tool-button { padding: 0 7px; font-size: 12px; }
  .tool-button span { margin-right: 2px; }
  .panel-footer { align-items: start; flex-direction: column; gap: 8px; }
  .quick-controls { flex-wrap: wrap; }
  .how-to { grid-template-columns: 1fr; gap: 8px; }
  .step-card { min-height: 0; padding: 12px; }
  .comparison { padding: 16px; }
  .comparison-metrics { grid-template-columns: repeat(2, 1fr); }
  .comparison-metrics dd { font-size: 21px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}

/* A compact flight-instrument strip, kept outside the playable canvas. */
.mission-hud { display: flex; align-items: center; gap: 28px; padding: 12px 24px; border-bottom: 1px solid rgba(120,226,189,.16); background: linear-gradient(110deg, #122938, #10202e); flex-shrink: 0; }
.mission-chip { display: flex; flex-direction: column; flex-shrink: 0; align-items: center; justify-content: center; gap: 7px; min-width: 120px; padding-right: 28px; border-right: 1px solid rgba(159,184,207,.22); }
.hud-label, .hud-stats dt { color: #a9bac8; font: 600 11px/1.4 var(--ui-font); letter-spacing: .08em; text-transform: uppercase; }
.mission-chip strong { color: #ffc758; font: 400 26px/1 "Nimbus Segments", "Rajdhani", sans-serif; letter-spacing: 1px; font-variant-numeric: lining-nums tabular-nums; font-feature-settings: "zero" 0; }
.hud-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: center; gap: 28px; flex: 1; min-width: 0; margin: 0; text-align: center; }
.hud-stats dd { margin: 5px 0 0; color: #edf4fa; font: 600 14px/1.4 var(--ui-font); font-variant-numeric: lining-nums tabular-nums; font-feature-settings: "zero" 0; letter-spacing: 0; white-space: nowrap; }
#hud-score, #hud-attempts { font: 600 25px/1.1 "Rajdhani", var(--ui-font); }
#hud-score { color: #ffe09a; }
.hud-wind { display: flex; align-items: center; justify-content: center; gap: 8px; }
#hud-wind-arrow { flex-shrink: 0; transform-origin: center; color: var(--mint); }
@media (max-width: 700px) {
  .mission-hud { gap: 20px; padding: 10px 14px; }
  .mission-chip { gap: 7px; min-width: 76px; padding-right: 16px; }
  .hud-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 16px; }
  .hud-stats > div:last-child { grid-column: 1 / -1; }
  .hud-stats dd { font-size: 13px; }
}