/* ===========================================================
   شوارع المدينة — Open City
   Design tokens: dark tactical HUD (slate + action red + amber)
   =========================================================== */
:root {
  --bg-0: #070b12;
  --bg-1: #0f172a;
  --bg-2: #1e293b;
  --panel: rgba(15, 23, 42, 0.62);
  --panel-strong: rgba(7, 11, 18, 0.9);
  --border: rgba(148, 163, 184, 0.18);
  --border-strong: rgba(148, 163, 184, 0.34);
  --text: #e2e8f0;
  --muted: #94a3b8;
  --accent: #dc2626;
  --accent-soft: rgba(220, 38, 38, 0.18);
  --amber: #f59e0b;
  --ok: #22c55e;
  --cyan: #22d3ee;
  --radius: 14px;
  --shadow-lift: 0 18px 40px -18px rgba(0, 0, 0, 0.85);
  --font-ar: 'Tajawal', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-disp: 'Orbitron', 'Tajawal', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', monospace;
}

* { box-sizing: border-box; }
html, body {
  margin: 0; height: 100%; overflow: hidden;
  background: var(--bg-0); color: var(--text);
  font-family: var(--font-ar); -webkit-font-smoothing: antialiased;
  overscroll-behavior: none; touch-action: none;
}
#app { position: fixed; inset: 0; }
canvas#scene { position: fixed; inset: 0; width: 100%; height: 100%; display: block; }
.hidden { display: none !important; }
.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.brand {
  font-family: var(--font-disp); font-weight: 900; margin: 0;
  letter-spacing: 0.02em; text-shadow: 0 0 24px rgba(220, 38, 38, 0.35);
}
.label { font-size: 12px; color: var(--muted); letter-spacing: 0.02em; }

.overlay {
  position: fixed; inset: 0; z-index: 40; display: grid; place-items: center;
  padding: 18px; background: radial-gradient(120% 90% at 50% 0%, #101a2e 0%, #070b12 62%, #04070c 100%);
}
.panel {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-lift); padding: 10px 14px;
}
.btn {
  font-family: var(--font-ar); font-size: 16px; font-weight: 700; cursor: pointer;
  padding: 12px 26px; border-radius: 12px; border: 1px solid var(--border-strong);
  background: linear-gradient(180deg, #1b2740, #101a2c); color: var(--text);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease, filter 180ms ease;
}
.btn:hover { transform: translateY(-2px); border-color: var(--border-strong); box-shadow: 0 16px 30px -14px #000; }
.btn:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }
.btn.primary {
  background: linear-gradient(180deg, #ef4444, #b91c1c); border-color: #f87171; color: #fff;
  box-shadow: 0 14px 34px -14px rgba(220, 38, 38, 0.9);
}
.btn.primary:hover { filter: brightness(1.06); }
.btn.ghost { background: rgba(148, 163, 184, 0.08); }

/* ---------- loader ---------- */
.loader-box { text-align: center; max-width: 420px; }
.loader-box .brand { font-size: 30px; margin: 16px 0 6px; color: #fff; }
.spin {
  width: 46px; height: 46px; margin: 0 auto; border-radius: 50%;
  border: 3px solid rgba(148, 163, 184, 0.22); border-top-color: var(--accent);
  animation: spin 900ms linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.load-bar, .bar, .rpm {
  height: 7px; border-radius: 99px; background: rgba(148, 163, 184, 0.16); overflow: hidden;
}
.load-bar { margin-top: 14px; }
.load-bar > i, .bar > i, .rpm > i {
  display: block; height: 100%; width: 100%; transform-origin: right center;
  background: linear-gradient(90deg, #f59e0b, #dc2626); transition: transform 220ms ease;
}
#loader-status { color: var(--muted); font-size: 13px; margin: 10px 0 0; }

/* ---------- menu ---------- */
.menu-bg {
  position: absolute; inset: 0; opacity: 0.5;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.07) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(90% 70% at 50% 40%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(90% 70% at 50% 40%, #000 20%, transparent 78%);
}
.menu-card {
  position: relative; width: min(880px, 100%); max-height: 94vh; overflow: auto;
  background: var(--panel-strong); border: 1px solid var(--border); border-radius: 22px;
  padding: clamp(20px, 4vw, 42px); box-shadow: 0 40px 90px -40px #000;
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  animation: rise 520ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
}
.menu-card.small { width: min(460px, 100%); text-align: center; }
@keyframes rise { from { opacity: 0; transform: translateY(22px) scale(0.985); } to { opacity: 1; transform: none; } }
.menu-card .brand { font-size: clamp(30px, 6vw, 54px); color: #fff; }
.eyebrow { color: var(--amber); font-size: 12px; letter-spacing: 0.28em; margin: 0 0 10px; }
.lead { color: #cbd5e1; font-size: clamp(14px, 1.6vw, 16.5px); line-height: 1.9; margin: 14px 0 22px; }
.hint { color: var(--muted); font-size: 12px; margin: 18px 0 0; }
.menu-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 22px; }

/* ---------- keys legend ---------- */
.keys { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 10px; }
.key {
  display: flex; align-items: center; gap: 7px; flex-wrap: wrap;
  background: rgba(148, 163, 184, 0.06); border: 1px solid var(--border);
  border-radius: 12px; padding: 9px 12px; font-size: 13px; color: #cbd5e1;
  transition: background 200ms ease, transform 200ms ease;
}
.key:hover { background: rgba(148, 163, 184, 0.12); transform: translateY(-2px); }
.key span { color: var(--muted); margin-inline-start: auto; font-size: 12px; }
kbd {
  font-family: var(--font-mono); font-size: 11px; padding: 3px 7px; border-radius: 6px;
  background: #0b1220; border: 1px solid var(--border-strong); border-bottom-width: 2px; color: #e2e8f0;
}

/* ---------- HUD ---------- */
.hud { position: fixed; inset: 0; z-index: 20; pointer-events: none; user-select: none; }
.hud .panel { animation: fadeIn 420ms ease both; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }

.hud-top {
  position: absolute; inset-inline: 16px; top: 14px;
  display: flex; gap: 12px; align-items: flex-start; justify-content: space-between;
}
.stat-panel { min-width: 210px; }
.hp-row, .armor-row { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.hp-row .mono { font-size: 20px; font-weight: 500; color: #fff; }
.bar { margin: 6px 0 9px; height: 9px; }
.armor-row .mono { font-size: 13px; color: var(--amber); }
.score-panel { text-align: center; min-width: 178px; display: grid; gap: 2px; }
.score-panel .big { font-size: 26px; color: var(--amber); }
.score-panel .sub { font-size: 11px; max-width: 200px; line-height: 1.5; }
.compass-panel { min-width: 96px; text-align: center; display: grid; gap: 2px; }
#compass { font-size: 18px; color: var(--cyan); letter-spacing: 0.14em; }
.coord { font-size: 11px; color: var(--muted); }

/* ---------- HUD bottom ---------- */
.hud-bottom {
  position: absolute; inset-inline: 16px; bottom: 16px;
  display: flex; gap: 14px; align-items: flex-end; justify-content: space-between;
}
.weapon-panel { min-width: 186px; display: grid; gap: 2px; }
.weapon-panel .ammo-line { display: flex; align-items: baseline; gap: 8px; }
.huge { font-size: 34px; color: #fff; line-height: 1; }
.small { font-size: 12px; color: var(--muted); }
.weapon-slots { display: flex; gap: 6px; margin-top: 8px; }
.slot {
  width: 30px; height: 26px; border-radius: 8px; border: 1px solid var(--border);
  display: grid; place-items: center; font-family: var(--font-mono); font-size: 11px;
  color: var(--muted); background: rgba(148, 163, 184, 0.06); transition: all 200ms ease;
}
.slot.active { color: #fff; border-color: var(--accent); background: var(--accent-soft); box-shadow: 0 0 18px -6px var(--accent); }
.car-panel { min-width: 172px; display: grid; grid-template-columns: auto auto; gap: 2px 8px; align-items: baseline; }
.car-panel .label { grid-column: 1 / -1; }
.car-panel .big { font-size: 30px; color: var(--cyan); }
.car-panel .unit { font-size: 11px; color: var(--muted); }
.car-panel .rpm { grid-column: 1 / -1; height: 5px; margin-top: 6px; }
.car-panel .rpm > i { background: linear-gradient(90deg, #22d3ee, #f59e0b, #dc2626); }

.minimap-wrap { position: relative; width: 172px; height: 172px; }
#minimap {
  width: 100%; height: 100%; border-radius: 16px; display: block;
  background: rgba(7, 11, 18, 0.72); border: 1px solid var(--border);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  box-shadow: var(--shadow-lift);
}
.minimap-ring {
  position: absolute; inset: 0; border-radius: 16px; pointer-events: none;
  box-shadow: inset 0 0 40px -14px rgba(34, 211, 238, 0.45);
}

/* ---------- crosshair / feedback ---------- */
.crosshair { position: absolute; left: 50%; top: 50%; width: 0; height: 0; opacity: 0; transition: opacity 200ms ease; }
.crosshair.show { opacity: 1; }
.crosshair i { position: absolute; background: rgba(255, 255, 255, 0.9); box-shadow: 0 0 6px rgba(0, 0, 0, 0.9); }
.crosshair i:nth-child(1) { width: 2px; height: 9px; left: -1px; top: calc(-1 * (var(--spread, 12px) + 9px)); }
.crosshair i:nth-child(2) { width: 2px; height: 9px; left: -1px; top: var(--spread, 12px); }
.crosshair i:nth-child(3) { width: 9px; height: 2px; top: -1px; left: calc(-1 * (var(--spread, 12px) + 9px)); }
.crosshair i:nth-child(4) { width: 9px; height: 2px; top: -1px; left: var(--spread, 12px); }
.crosshair b { position: absolute; width: 3px; height: 3px; border-radius: 50%; background: var(--amber); left: -1.5px; top: -1.5px; }
.hitmarker { position: absolute; left: 50%; top: 50%; width: 0; height: 0; opacity: 0; }
.hitmarker.show { animation: hit 320ms ease-out; }
@keyframes hit { 0% { opacity: 1; transform: scale(0.7); } 100% { opacity: 0; transform: scale(1.35); } }
.hitmarker i { position: absolute; width: 2px; height: 12px; background: #fff; }
.hitmarker i:nth-child(1) { transform: rotate(45deg); left: 8px; top: -14px; }
.hitmarker i:nth-child(2) { transform: rotate(-45deg); left: -10px; top: -14px; }
.hitmarker i:nth-child(3) { transform: rotate(45deg); left: -10px; top: 2px; }
.hitmarker i:nth-child(4) { transform: rotate(-45deg); left: 8px; top: 2px; }

.damage-vignette {
  position: absolute; inset: 0; pointer-events: none; opacity: 0;
  background: radial-gradient(120% 90% at 50% 50%, transparent 42%, rgba(220, 38, 38, 0.75) 100%);
  transition: opacity 260ms ease;
}
.prompt {
  position: absolute; left: 50%; bottom: 210px; transform: translateX(-50%);
  display: flex; align-items: center; gap: 9px; padding: 9px 16px; font-size: 14px;
  background: var(--panel-strong); border: 1px solid var(--border-strong); border-radius: 12px;
  animation: fadeIn 260ms ease both; backdrop-filter: blur(10px);
}
.prompt kbd { font-size: 12px; padding: 4px 9px; background: var(--accent); border-color: #f87171; color: #fff; }
.toast {
  position: absolute; left: 50%; top: 92px; transform: translate(-50%, -14px);
  padding: 10px 18px; border-radius: 12px; font-size: 14px; opacity: 0; pointer-events: none;
  background: var(--panel-strong); border: 1px solid var(--border-strong);
  transition: opacity 260ms ease, transform 260ms ease; backdrop-filter: blur(10px);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.bad { border-color: rgba(220, 38, 38, 0.7); color: #fecaca; }
.toast.good { border-color: rgba(34, 197, 94, 0.6); color: #bbf7d0; }

/* ---------- touch ---------- */
.touch { position: fixed; inset: 0; z-index: 30; }
.touch-look { position: absolute; inset: 0; }
.stick {
  position: absolute; left: 26px; bottom: 96px; width: 128px; height: 128px; border-radius: 50%;
  border: 1px solid var(--border-strong); background: rgba(15, 23, 42, 0.34);
  backdrop-filter: blur(6px); touch-action: none;
}
.stick i {
  position: absolute; left: 50%; top: 50%; width: 54px; height: 54px; margin: -27px 0 0 -27px;
  border-radius: 50%; background: radial-gradient(circle at 35% 30%, #f8fafc, #64748b);
  box-shadow: 0 8px 20px -8px #000;
}
.touch-buttons {
  position: absolute; right: 22px; bottom: 30px; z-index: 2;
  display: grid; grid-template-columns: repeat(2, 74px); gap: 12px; align-items: end;
}
.tbtn {
  width: 74px; height: 74px; border-radius: 50%; font-family: var(--font-ar); font-size: 15px; font-weight: 700;
  color: var(--text); background: rgba(15, 23, 42, 0.62); border: 1px solid var(--border-strong);
  backdrop-filter: blur(6px); touch-action: none; cursor: pointer;
  transition: transform 120ms ease, background 120ms ease;
}
.tbtn:active { transform: scale(0.94); background: rgba(148, 163, 184, 0.24); }
.tbtn.fire { grid-row: span 2; height: 74px; align-self: start; background: rgba(220, 38, 38, 0.72); border-color: #f87171; }

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  .hud-top { inset-inline: 10px; top: 10px; }
  .stat-panel { min-width: 150px; padding: 8px 10px; }
  .score-panel .sub, .coord { display: none; }
  .minimap-wrap { width: 124px; height: 124px; }
  .hud-bottom { inset-inline: 10px; bottom: 10px; }
  .hud .weapon-panel { min-width: 140px; padding: 8px 10px; }
  .huge { font-size: 26px; }
  .prompt { bottom: 250px; }
  body.touch-on .hud-bottom { bottom: 118px; }
  body.touch-on .prompt { bottom: 268px; }
  body.touch-on .hud-top .panel.score-panel { min-width: 120px; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}