:root{
  --accent:#c8f542;
  --accent-dim:#8fae2c;
  --red:#ff3b30;
  --hud:rgba(232,240,225,.92);
  --hud-dim:rgba(232,240,225,.45);
  --panel:rgba(8,12,10,.42);
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{width:100%;height:100%;overflow:hidden;background:#05070a;font-family:"Barlow Condensed","Oswald","Arial Narrow",-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;color:#e8f0e1;user-select:none;touch-action:none}
#app{position:fixed;inset:0}
#gl{position:absolute;inset:0;width:100%;height:100%;display:block}
.hidden{display:none!important}

/* ================= HUD ================= */
#hud{position:absolute;inset:0;pointer-events:none;z-index:10}
#hud:after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 240px 60px rgba(0,0,0,.72);pointer-events:none}

/* objective */
#objective{position:absolute;top:18px;left:50%;transform:translateX(-50%);text-align:center;letter-spacing:.14em;text-transform:uppercase}
.obj-label{font-size:11px;color:var(--hud-dim)}
.obj-main{font-size:26px;font-weight:700;line-height:1.05;margin-top:2px;text-shadow:0 2px 12px rgba(0,0,0,.9)}
.obj-main #wave-num{color:var(--accent);font-size:32px}
.obj-sub{font-size:13px;font-weight:500;letter-spacing:.2em;color:#e8f0e1}
.obj-score{font-size:11px;color:var(--hud-dim);margin-top:3px;letter-spacing:.12em}
.obj-score b{color:#e8f0e1}

/* crosshair */
#crosshair{position:absolute;left:50%;top:50%;width:0;height:0}
.ch{position:absolute;background:rgba(240,255,230,.9);box-shadow:0 0 2px #000,0 0 5px rgba(0,0,0,.8)}
.ch-t,.ch-b{width:2px;height:9px;left:-1px}
.ch-t{top:calc(-1 * var(--gap,10px) - 9px)}
.ch-b{top:var(--gap,10px)}
.ch-l,.ch-r{height:2px;width:9px;top:-1px}
.ch-l{left:calc(-1 * var(--gap,10px) - 9px)}
.ch-r{left:var(--gap,10px)}
.ch-dot{position:absolute;width:2px;height:2px;left:-1px;top:-1px;background:rgba(240,255,230,.55);border-radius:50%}
#hitmarker{position:absolute;left:0;top:0;width:0;height:0;opacity:0;transition:opacity .18s}
#hitmarker span{position:absolute;width:9px;height:2px;background:#fff;box-shadow:0 0 4px #000}
#hitmarker span:nth-child(1){transform:rotate(45deg) translate(6px,0);left:-4px;top:-8px}
#hitmarker span:nth-child(2){transform:rotate(-45deg) translate(6px,0);left:-4px;top:6px}
#hitmarker span:nth-child(3){transform:rotate(-45deg) translate(-6px,0);left:-4px;top:-8px}
#hitmarker span:nth-child(4){transform:rotate(45deg) translate(-6px,0);left:-4px;top:6px}
#hitmarker.kill span{background:#ff4d3d;width:12px}

/* vitals */
#vitals{position:absolute;left:26px;bottom:26px;width:264px}
.vit-row{display:flex;align-items:center;gap:9px}
.vit-icon{color:var(--accent);font-size:15px;opacity:.9}
.vit-bars{position:relative;flex:1;height:9px;background:rgba(0,0,0,.55);border:1px solid rgba(255,255,255,.16);overflow:hidden}
#hp-fill{position:absolute;inset:0;width:100%;background:linear-gradient(90deg,#b7e83c,#e6ff9a);transition:width .18s ease-out;box-shadow:0 0 10px rgba(200,245,66,.5)}
#hp-ghost{position:absolute;inset:0;width:100%;background:rgba(255,59,48,.55);transition:width .7s ease-in .12s;z-index:-1}
#hp-text{font-size:20px;font-weight:700;width:38px;text-align:right;letter-spacing:.02em}
.vit-sub{display:flex;justify-content:space-between;font-size:10.5px;letter-spacing:.16em;color:var(--hud-dim);margin-top:5px;text-transform:uppercase}

/* ammo */
#ammo{position:absolute;right:26px;bottom:24px;text-align:right}
.wpn-name{font-size:10.5px;letter-spacing:.18em;color:var(--hud-dim);text-transform:uppercase}
.ammo-nums{font-size:44px;font-weight:700;line-height:.95;letter-spacing:.02em;text-shadow:0 3px 18px rgba(0,0,0,.9)}
.ammo-nums #mag.low{color:#ff5b4d}
.ammo-sep{color:var(--hud-dim);font-size:26px;margin:0 5px 0 3px}
.ammo-nums #reserve{font-size:22px;color:var(--hud-dim)}
#reload-bar{height:3px;width:0;background:var(--accent);margin-left:auto;margin-top:6px;box-shadow:0 0 8px rgba(200,245,66,.7);opacity:0}
#reload-bar.on{opacity:1}

/* killfeed */
#killfeed{position:absolute;right:26px;top:22px;display:flex;flex-direction:column;align-items:flex-end;gap:4px;font-size:12px;letter-spacing:.08em}
.kf{background:rgba(6,10,8,.6);border-right:2px solid var(--accent);padding:3px 9px;animation:kfin .25s ease-out}
.kf b{color:var(--accent)}
.kf .hs{color:#ff6b5a}
@keyframes kfin{from{opacity:0;transform:translateX(18px)}to{opacity:1;transform:none}}

/* damage */
#dmg-dirs{position:absolute;left:50%;top:50%;width:0;height:0}
.dmg-dir{position:absolute;left:-70px;top:-70px;width:140px;height:140px;border-radius:50%;border-top:3px solid rgba(255,59,48,.9);filter:blur(.4px);animation:dmgfade 1.1s ease-out forwards}
@keyframes dmgfade{0%{opacity:.95;transform:scale(.92)}100%{opacity:0;transform:scale(1.05)}}
#dmg-flash{position:absolute;inset:0;box-shadow:inset 0 0 120px 8px rgba(170,18,8,.55);opacity:0;transition:opacity .18s}
#lowhp{position:absolute;inset:0;box-shadow:inset 0 0 180px 24px rgba(120,0,0,.55);opacity:0;transition:opacity .5s}
#dmg-num{position:absolute;left:50%;top:calc(50% + 46px);transform:translateX(-50%);font-size:15px;font-weight:700;letter-spacing:.06em;color:#ff6a52;text-shadow:0 2px 8px rgba(0,0,0,.9);opacity:0;pointer-events:none}
#dmg-num.on{animation:dmgnum .7s ease-out forwards}
@keyframes dmgnum{0%{opacity:1;transform:translate(-50%,4px)}100%{opacity:0;transform:translate(-50%,-10px)}}

#hint{position:absolute;left:50%;bottom:96px;transform:translateX(-50%);font-size:11px;letter-spacing:.12em;color:rgba(232,240,225,.5);text-align:center;white-space:nowrap}
#hint.fade{opacity:0;transition:opacity 1.4s}

/* 小雷达 */
#radar{position:absolute;left:22px;top:22px;width:104px;height:104px;opacity:.92;filter:drop-shadow(0 2px 8px rgba(0,0,0,.75))}

/* 指挥部台词字幕 */
#subtitle{position:absolute;left:50%;bottom:130px;transform:translateX(-50%) translateY(8px);max-width:min(780px,86vw);text-align:center;font-size:15px;line-height:1.5;letter-spacing:.08em;color:#f2f7eb;background:linear-gradient(90deg,transparent,rgba(6,10,8,.66),transparent);padding:6px 28px;text-shadow:0 2px 10px rgba(0,0,0,.95);opacity:0;transition:opacity .35s,transform .35s;pointer-events:none}
#subtitle.on{opacity:1;transform:translateX(-50%) translateY(0)}
@media (max-width:720px){#radar{width:78px;height:78px;left:14px;top:14px}#subtitle{font-size:13px;bottom:150px}}

/* ================= MENU ================= */
#menu{position:absolute;inset:0;z-index:40;display:flex;align-items:center;justify-content:center;overflow:hidden}
.menu-bg{position:absolute;inset:0;background:
  radial-gradient(120% 90% at 70% 20%,rgba(60,70,45,.55),transparent 60%),
  radial-gradient(90% 70% at 20% 90%,rgba(20,30,40,.85),transparent 65%),
  linear-gradient(160deg,#0a0e0c 0%,#11170f 45%,#07090b 100%);}
.menu-bg:after{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(0deg,rgba(255,255,255,.035) 0 1px,transparent 1px 3px);opacity:.5;mix-blend-mode:overlay}
.menu-inner{position:relative;z-index:2;width:min(1080px,90vw);display:grid;grid-template-columns:1.25fr .75fr;gap:56px;align-items:end;padding-bottom:8vh}
.brand-tag{font-size:11px;letter-spacing:.42em;color:var(--accent);margin-bottom:14px}
.brand h1{font-size:clamp(48px,7.4vw,104px);line-height:.86;font-weight:800;letter-spacing:-.02em;text-transform:uppercase}
.brand h1 span{display:block;color:transparent;-webkit-text-stroke:1.6px rgba(232,240,225,.62)}
.brand-line{width:180px;height:3px;background:var(--accent);margin:22px 0 18px;box-shadow:0 0 18px rgba(200,245,66,.5)}
.brand-desc{max-width:460px;font-size:14px;line-height:1.7;color:rgba(232,240,225,.62);letter-spacing:.02em}
.menu-actions{display:flex;flex-direction:column;gap:14px}
.btn-primary{font:inherit;font-size:16px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:#0b1006;background:linear-gradient(180deg,#d8ff5e,#a8cf2e);border:0;padding:17px 26px;cursor:pointer;transition:transform .12s,box-shadow .2s,filter .2s;box-shadow:0 10px 30px rgba(150,200,20,.25)}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 14px 40px rgba(150,200,20,.38)}
.btn-primary:active{transform:translateY(1px) scale(.995)}
.menu-opts{display:flex;flex-direction:column;gap:9px;font-size:12px;letter-spacing:.1em;color:rgba(232,240,225,.72)}
.opt{display:flex;align-items:center;gap:9px;cursor:pointer}
.opt input{appearance:none;width:15px;height:15px;border:1px solid rgba(232,240,225,.4);background:transparent;cursor:pointer;position:relative}
.opt input:checked{background:var(--accent);border-color:var(--accent)}
.opt input:checked:after{content:"";position:absolute;inset:3px;background:#0b1006}
.menu-meta{display:flex;gap:8px;font-size:10.5px;letter-spacing:.16em;color:rgba(232,240,225,.35);margin-top:6px}
.menu-foot{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);font-size:10px;letter-spacing:.24em;color:rgba(232,240,225,.25)}

/* ================= PAUSE ================= */
#pause{position:absolute;inset:0;z-index:44;display:flex;align-items:center;justify-content:center;background:rgba(4,7,6,.62);backdrop-filter:blur(3px)}
.pause-inner{text-align:center;max-width:440px;padding:0 20px}
.pause-tag{font-size:12px;letter-spacing:.42em;color:var(--accent);margin-bottom:10px}
.pause-inner h2{font-size:24px;letter-spacing:.16em;font-weight:600;margin-bottom:12px}
.pause-inner p{font-size:13px;line-height:1.7;color:rgba(232,240,225,.6);margin-bottom:22px}

/* ================= DEATH ================= */
#dead{position:absolute;inset:0;z-index:45;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 50% 50%,rgba(50,0,0,.55),rgba(6,0,0,.94))}
.dead-inner{text-align:center}
.dead-tag{font-size:60px;font-weight:800;letter-spacing:.1em;color:#ff3b30;text-shadow:0 0 40px rgba(255,59,48,.55);line-height:1}
.dead-inner h2{font-size:22px;letter-spacing:.5em;margin:6px 0 18px;color:rgba(232,240,225,.7);font-weight:500}
.dead-stats{font-size:13px;letter-spacing:.16em;color:rgba(232,240,225,.5);margin-bottom:26px}
.dead-stats b{color:#e8f0e1}

/* ================= TOUCH ================= */
#touch{position:absolute;inset:0;z-index:30;pointer-events:none}
#stick{position:absolute;left:22px;bottom:22px;width:132px;height:132px;border-radius:50%;border:1px solid rgba(232,240,225,.28);background:rgba(0,0,0,.22);pointer-events:auto}
#stick-knob{position:absolute;left:50%;top:50%;width:56px;height:56px;margin:-28px 0 0 -28px;border-radius:50%;background:rgba(232,240,225,.24);border:1px solid rgba(232,240,225,.4)}
.touch-btn{position:absolute;pointer-events:auto;display:flex;align-items:center;justify-content:center;border-radius:50%;border:1px solid rgba(232,240,225,.3);background:rgba(10,14,10,.35);font-size:12px;letter-spacing:.08em;color:rgba(232,240,225,.85)}
.touch-btn.active{background:rgba(200,245,66,.3);border-color:var(--accent)}
#t-fire{right:26px;bottom:26px;width:96px;height:96px;font-size:14px}
#t-ads{right:132px;bottom:88px;width:62px;height:62px}
#t-reload{right:36px;bottom:136px;width:62px;height:62px}
#t-jump{right:132px;bottom:22px;width:62px;height:62px}
#t-crouch{right:26px;bottom:206px;width:56px;height:56px}

/* ================= LOADING ================= */
#loading{position:absolute;inset:0;z-index:60;display:flex;align-items:center;justify-content:center;background:#05070a}
.ld-inner{text-align:center;width:260px}
.ld-ring{width:44px;height:44px;margin:0 auto 18px;border:2px solid rgba(200,245,66,.18);border-top-color:var(--accent);border-radius:50%;animation:spin 900ms linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.ld-text{font-size:11px;letter-spacing:.3em;color:rgba(232,240,225,.5)}
.ld-bar{height:2px;background:rgba(255,255,255,.1);margin-top:12px;overflow:hidden}
#ld-fill{display:block;height:100%;width:0;background:var(--accent);transition:width .3s}

@media (max-width:820px){
  .menu-inner{grid-template-columns:1fr;gap:26px;padding-bottom:4vh}
  .brand h1{font-size:clamp(40px,13vw,64px)}
  .brand-desc{font-size:12.5px}
  #hint{display:none}
  #vitals{width:190px;left:16px;bottom:16px}
  #ammo{right:16px;bottom:14px}
  .ammo-nums{font-size:34px}
  #objective{top:10px}
  .obj-main{font-size:19px}
  .obj-main #wave-num{font-size:24px}
}

/* ================= 武器槽 ================= */
#wpn-slots{display:flex;gap:4px;justify-content:flex-end;margin-top:8px;pointer-events:auto}
#wpn-slots .slot{display:flex;align-items:center;gap:4px;padding:3px 6px;border:1px solid rgba(232,240,225,.18);background:rgba(8,12,10,.42);font-size:9px;letter-spacing:.08em;color:rgba(232,240,225,.55);cursor:pointer;transition:all .12s}
#wpn-slots .slot b{color:rgba(200,245,66,.75);font-size:9px}
#wpn-slots .slot.on{border-color:var(--accent);background:rgba(200,245,66,.16);color:#eaf6dd}
#wpn-slots .slot.on b{color:var(--accent)}

/* ================= 选地图 ================= */
.map-pick{margin-top:14px}
.map-lab{font-size:10px;letter-spacing:.28em;color:rgba(232,240,225,.4);margin-bottom:7px}
.map-row{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.map-btn{display:flex;flex-direction:column;gap:3px;text-align:left;padding:9px 10px;border:1px solid rgba(232,240,225,.16);background:rgba(8,12,10,.45);color:rgba(232,240,225,.75);font:inherit;cursor:pointer;transition:all .14s}
.map-btn b{font-size:12px;letter-spacing:.08em;font-weight:600}
.map-btn span{font-size:9.5px;letter-spacing:.04em;color:rgba(232,240,225,.42);line-height:1.4}
.map-btn:hover{border-color:rgba(200,245,66,.5)}
.map-btn.on{border-color:var(--accent);background:rgba(200,245,66,.14)}
.map-btn.on b{color:var(--accent)}
@media (max-width:720px){.map-row{grid-template-columns:1fr}.map-btn span{display:none}}