/* ============================================================
   《躺平发育》 R1 核心可玩循环
   纯原生 HTML5 + Canvas + Web Audio，零外部资源依赖
   ============================================================ */
:root{
  --gold:#fbbf24; --danger:#ef4444; --ok:#22c55e;
  --panel:rgba(17,24,39,0.92); --panel-br:#3f4a5f; --txt:#e5e7eb;
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{width:100%;height:100%;overflow:hidden;background:#05070b;color:var(--txt);
  font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif;user-select:none;-webkit-user-select:none}
#app{position:fixed;inset:0}
/* ---------- 画布：四层叠加渲染 ---------- */
canvas{position:absolute;inset:0;width:100%;height:100%}
#cvBg{z-index:1}#cvEnt{z-index:2}#cvFx{z-index:3}
#cvEnt,#cvFx{image-rendering:pixelated;image-rendering:crisp-edges}
/* CRT 暗角与扫描线 */
#crt{position:absolute;inset:0;z-index:4;pointer-events:none;
  background:radial-gradient(ellipse at center,transparent 55%,rgba(0,0,0,.45) 100%)}
#crt::after{content:"";position:absolute;inset:0;opacity:.05;
  background:repeating-linear-gradient(0deg,#000 0 1px,transparent 1px 3px)}
/* ---------- 顶层 UI ---------- */
#ui{position:absolute;inset:0;z-index:5;pointer-events:none}
#ui>*{pointer-events:auto}
.hidden{display:none !important}
/* HUD 顶部 */
#hud{position:absolute;top:0;left:0;right:0;display:flex;gap:8px;align-items:center;
  padding:6px 10px;background:linear-gradient(180deg,rgba(5,7,11,.85),rgba(5,7,11,0));flex-wrap:wrap}
.stat{background:var(--panel);border:1px solid var(--panel-br);border-radius:6px;
  padding:3px 10px;font-size:14px;line-height:1.3;white-space:nowrap}
.stat b{color:var(--gold);font-size:15px}
.stat.danger b{color:var(--danger)}
.stat.info b{color:#60a5fa}
#hudBtns{margin-left:auto;display:flex;gap:6px}
/* 通用按钮 */
.btn{background:var(--panel);border:1px solid var(--panel-br);color:var(--txt);
  border-radius:6px;padding:6px 14px;font-size:14px;cursor:pointer;transition:.12s}
.btn:hover{border-color:var(--gold);color:var(--gold)}
.btn.primary{background:#7c2d12;border-color:#c2410c;color:#fde68a}
.btn.primary:hover{background:#9a3412}
.btn.gold{background:#713f12;border-color:var(--gold);color:#fef3c7}
.btn:active{transform:scale(.96)}
.btn[disabled]{opacity:.45;cursor:not-allowed}
/* 底部快捷建造栏 */
#hotbar{position:absolute;left:50%;bottom:8px;transform:translateX(-50%);display:flex;gap:6px}
.hb-item{width:86px;background:var(--panel);border:2px solid var(--panel-br);border-radius:8px;
  padding:5px 4px;text-align:center;cursor:pointer;font-size:12px;transition:.12s}
.hb-item:hover{border-color:#94a3b8}
.hb-item.sel{border-color:var(--gold);box-shadow:0 0 10px rgba(251,191,36,.4)}
.hb-item .nm{font-size:13px;color:#f3f4f6}
.hb-item .cost{color:var(--gold)}
.hb-item .cost .pw{color:#60a5fa}
/* 面板（建造 / 升级） */
.panel{position:absolute;background:var(--panel);border:1px solid var(--panel-br);border-radius:10px;
  padding:10px;min-width:220px;max-width:280px;max-height:62vh;overflow-y:auto;z-index:6;
  box-shadow:0 6px 24px rgba(0,0,0,.6)}
.panel h3{font-size:14px;color:var(--gold);margin-bottom:8px;border-bottom:1px solid var(--panel-br);padding-bottom:5px}
.b-item{display:flex;justify-content:space-between;align-items:center;gap:8px;
  padding:6px 4px;border-bottom:1px dashed #26314a;font-size:13px;cursor:pointer;border-radius:6px}
.b-item:hover{background:#1f2937}
.b-item.cant{opacity:.45;cursor:not-allowed}
.b-item .tip{font-size:11px;color:#9ca3af}
.b-item .cost{color:var(--gold);white-space:nowrap;font-size:12px}
.b-item .cost .pw{color:#60a5fa}
.p-row{display:flex;justify-content:space-between;font-size:13px;padding:3px 0;color:#d1d5db}
.p-row b{color:#f3f4f6}
.p-actions{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap}
/* 中央提示与倒计时 */
#tip{position:absolute;top:70px;left:50%;transform:translateX(-50%);
  background:var(--panel);border:1px solid var(--panel-br);border-radius:8px;
  padding:6px 16px;font-size:14px;color:#fde68a;opacity:0;transition:opacity .3s;white-space:nowrap;max-width:90vw}
#tip.show{opacity:1}
#countdown{position:absolute;top:16%;left:50%;transform:translate(-50%,0);
  font-size:64px;font-weight:800;color:var(--gold);text-shadow:0 0 24px rgba(251,191,36,.6);pointer-events:none}
#countdown.zoom{animation:zoom .9s ease infinite}
@keyframes zoom{0%,100%{transform:translate(-50%,0) scale(1)}12%{transform:translate(-50%,0) scale(1.18)}}
/* 屏幕警告（猛鬼靠近 / 门残血） */
#warnVig{position:absolute;inset:0;pointer-events:none;opacity:0;z-index:4;transition:opacity .25s;
  background:radial-gradient(ellipse at center,transparent 55%,rgba(239,68,68,.4) 100%)}
/* 全屏遮罩（菜单 / 结算 / 暂停） */
.overlay{position:absolute;inset:0;background:rgba(3,5,9,.88);z-index:10;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px}
.title{font-size:56px;font-weight:900;letter-spacing:6px;color:#c4b5fd;
  text-shadow:0 0 18px #4c1d95,0 0 60px #4c1d95;margin-bottom:4px}
.subtitle{font-size:15px;color:#9ca3af;letter-spacing:3px;margin-bottom:18px}
.menu-btn{width:250px;padding:12px;font-size:17px;text-align:center}
.menu-btn.small{width:200px;padding:8px;font-size:14px}
.note{font-size:12px;color:#6b7280;max-width:420px;text-align:center;line-height:1.8}
.set-row{display:flex;align-items:center;gap:10px;font-size:14px;width:280px;justify-content:space-between}
.set-row input[type=range]{width:150px;accent-color:var(--gold)}
/* 结算统计 */
#resStats{background:var(--panel);border:1px solid var(--panel-br);border-radius:10px;
  padding:16px 28px;font-size:15px;line-height:2}
#resStats b{color:var(--gold)}
#resTitle.win{color:var(--gold);text-shadow:0 0 30px rgba(251,191,36,.8)}
#resTitle.lose{color:var(--danger);text-shadow:0 0 30px rgba(239,68,68,.8)}
/* 移动端虚拟摇杆 */
#joy{position:absolute;left:18px;bottom:70px;width:112px;height:112px;border-radius:50%;
  background:rgba(148,163,184,.12);border:2px solid rgba(148,163,184,.35);z-index:6;display:none;touch-action:none}
#joyKnob{position:absolute;left:50%;top:50%;width:46px;height:46px;border-radius:50%;
  background:rgba(226,232,240,.45);transform:translate(-50%,-50%)}
body.touch #joy{display:block}

/* 【R2】电力锁定状态 */
.hb-item.locked{opacity:.5}
.hb-item .lock{color:#f87171;font-size:9px}
.b-item .lock{color:#f87171}