:root {
  --ink: #f2f5fa;
  --accent: #ffb454;
  --accent-2: #4fd0e3;
  --target: #ffd166;
  --panel: rgba(14, 17, 22, 0.82);
  --mono: "Cinzel", "Trajan Pro", Georgia, serif;
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
[hidden] { display: none !important; }   /* make the hidden attribute win over display:grid/flex */
html, body {
  margin: 0; height: 100%; overflow: hidden;
  background: #05070a; color: var(--ink);
  font-family: var(--mono);
  text-transform: uppercase; letter-spacing: 0.04em;
  -webkit-font-smoothing: antialiased;
}

/* camera feed */
#cam {
  position: fixed; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  background: #05070a;
  z-index: 0;
}

/* ---------- compass HUD ---------- */
.hud { position: fixed; inset: 0; z-index: 10; pointer-events: none; }
.horizon {
  position: absolute; left: 0; right: 0; top: 50%;
  border-top: 1px solid rgba(255,255,255,.18);
}
.crosshair {
  position: absolute; left: 50%; top: 50%;
  width: 22px; height: 22px; transform: translate(-50%,-50%);
  border: 1px solid rgba(255,255,255,.5); border-radius: 50%;
}
.crosshair::after {
  content: ""; position: absolute; inset: 9px;
  background: rgba(255,255,255,.7); border-radius: 50%;
}
.markers { position: absolute; inset: 0; }

/* a bearing marker (bagel or the shadow pointer) */
.marker {
  position: absolute; top: 50%;
  transform: translate(-50%, -50%);
  display: flex; flex-direction: column; align-items: center;
  gap: 4px; white-space: nowrap;
  transition: opacity .15s;
}
.marker .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: #cfd6e0; border: 2px solid rgba(0,0,0,.4);
}
.marker .tag {
  font-size: 11px; padding: 2px 7px; border-radius: 6px;
  background: var(--panel); color: var(--ink);
  border: 1px solid rgba(255,255,255,.14);
  max-width: 42vw; overflow: hidden; text-overflow: ellipsis;
}
.marker .meta { font-size: 9px; color: #9fb0c2; }

.marker.target .dot { background: var(--target); width: 14px; height: 14px; box-shadow: 0 0 12px rgba(255,209,102,.8); }
.marker.target .tag { border-color: var(--target); color: #fff; font-weight: 600; }

/* the shadow pointer marker */
.marker.shadow { top: 50%; }
.marker.shadow .arrow {
  font-size: 30px; line-height: 1; color: var(--accent);
  text-shadow: 0 0 10px rgba(255,180,84,.7);
}
.marker.shadow .tag { border-color: var(--accent); color: #ffe6bd; }

.shadow-callout {
  position: absolute; left: 50%; bottom: 108px; transform: translateX(-50%);
  text-align: center; background: var(--panel);
  border: 1px solid var(--accent); border-radius: 10px;
  padding: 8px 16px; max-width: 88vw;
}
.sc-label { display: block; font-size: 10px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--accent); }
.sc-name { display: block; font-size: 16px; margin-top: 2px; }

/* ---------- bars ---------- */
.bar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: calc(env(safe-area-inset-top) + 8px) 12px 8px;
  background: linear-gradient(180deg, rgba(5,7,10,.7), transparent);
}
.back { color: var(--ink); text-decoration: none; font-size: 14px; opacity: .9; }
.bar-mid { font-size: 11px; color: #9fb0c2; }

.info {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 20;
  padding: 10px 14px calc(env(safe-area-inset-bottom) + 12px);
  background: linear-gradient(0deg, rgba(5,7,10,.82), transparent);
}
.info-row { display: flex; justify-content: space-between; font-size: 12px; color: #b9c6d4; }
.info-target { margin-top: 4px; font-size: 14px; }

/* ---------- buttons ---------- */
.btn {
  font-family: var(--mono); cursor: pointer;
  background: var(--accent); color: #241706; border: none;
  border-radius: 10px; padding: 12px 20px; font-size: 15px; font-weight: 600;
  pointer-events: auto;
}
.btn.small { padding: 7px 12px; font-size: 12px; border-radius: 8px; }
.btn.big { padding: 15px 34px; font-size: 17px; }
.btn.ghost { background: rgba(14,17,22,.8); color: var(--ink); border: 1px solid rgba(255,255,255,.2); }

/* ---------- start screen ---------- */
.start {
  position: fixed; inset: 0; z-index: 50;
  display: grid; place-items: center; padding: 24px;
  background:
    radial-gradient(900px 500px at 50% -10%, #16202c 0%, transparent 60%),
    #0a0d12;
}
.start-card { max-width: 420px; text-align: center; }
.start .mark { font-size: 46px; color: var(--accent); filter: drop-shadow(0 0 14px rgba(255,180,84,.4)); }
.start h1 { margin: 8px 0 14px; font-size: 26px; font-family: "Iowan Old Style", Palatino, Georgia, serif; }
.start h1 span { color: var(--accent); }
.start p { color: #c2ccd8; font-size: 14px; line-height: 1.5; }
.start .fine { font-size: 11px; color: #7f8d9a; margin-top: 14px; }
.start .link { display: inline-block; color: var(--accent-2); text-decoration: none; }
.start .btn { margin-top: 18px; }

/* ---------- WebXR overlay ---------- */
.xr-overlay { position: fixed; inset: 0; z-index: 40; pointer-events: none; }
.xr-overlay .btn { position: absolute; top: calc(env(safe-area-inset-top) + 10px); right: 12px; }
.xr-hint {
  position: absolute; left: 50%; bottom: 60px; transform: translateX(-50%);
  background: var(--panel); border: 1px solid rgba(255,255,255,.18);
  border-radius: 10px; padding: 8px 16px; font-size: 13px; text-align: center; max-width: 86vw;
}
.xr-info {
  position: absolute; left: 50%; bottom: 14px; transform: translateX(-50%);
  font-size: 13px; color: var(--target); text-align: center;
}

/* ---------- blocking message ---------- */
.msg {
  position: fixed; inset: 0; z-index: 45;
  display: flex; align-items: center; justify-content: center;
  text-align: center; padding: 32px;
  background: radial-gradient(900px 500px at 50% -10%, #16202c 0%, transparent 60%), #0a0d12;
  font-size: 17px; line-height: 1.5; color: #c2ccd8;
}
.msg a { color: var(--accent-2); }

/* ---------- toast ---------- */
.toast {
  position: fixed; left: 50%; bottom: calc(env(safe-area-inset-bottom) + 88px);
  transform: translateX(-50%); z-index: 60;
  background: var(--panel); border: 1px solid rgba(255,255,255,.2);
  border-radius: 10px; padding: 10px 16px; font-size: 13px; max-width: 88vw; text-align: center;
}