:root{
  --bg:#05070b; --bg2:#080c12; --panel:rgba(9,14,21,.82); --panel-2:rgba(12,18,27,.92);
  --line:rgba(106,196,255,.16); --line-strong:rgba(106,196,255,.34);
  --cyan:#36e1ff; --cyan-2:#0f8fb8; --amber:#ffb648; --red:#ff4d5e; --green:#57e08a;
  --text:#eaf3fb; --muted:#8fa2b8; --muted-2:#5d7088;
  --radius:14px; --radius-sm:9px;
  --font:'Bahnschrift','Segoe UI','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
/* 全局滚动条统一成游戏风的霓虹细条，去掉系统默认灰条 */
*::-webkit-scrollbar{width:8px;height:8px}
*::-webkit-scrollbar-track{background:transparent}
*::-webkit-scrollbar-thumb{background:rgba(54,225,255,.28);border-radius:8px}
*::-webkit-scrollbar-thumb:hover{background:rgba(54,225,255,.5)}
html{scrollbar-width:thin;scrollbar-color:rgba(54,225,255,.35) transparent}
html,body{width:100%;height:100%;overflow:hidden;background:var(--bg);color:var(--text);font-family:var(--font);-webkit-font-smoothing:antialiased}
body:after{content:"";position:fixed;inset:0;pointer-events:none;z-index:9;background:repeating-linear-gradient(0deg,rgba(255,255,255,.018) 0 1px,transparent 1px 3px);opacity:.55}
button{font-family:inherit;color:inherit;cursor:pointer;border:0;background:none}
a{color:inherit;text-decoration:none}
.hidden{display:none!important}
#unity-container{position:fixed;inset:0;background:#000}
#unity-canvas{width:100%;height:100%;display:block;background:#000;outline:none}
#unity-fallback{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#05070b;color:var(--muted);text-align:center;padding:30px}

/* ---------------- loading ---------------- */
.screen{position:fixed;inset:0;z-index:20}
#loading{z-index:60;background:#04060a}
.load-bg{position:absolute;inset:0;background:url('/game/speed-rush-ai-v2/assets/loading-ai.jpg?v=20261024b2') center/cover no-repeat;filter:saturate(1.05) brightness(.55);transform:scale(1.04);animation:slowZoom 18s ease-in-out infinite alternate}
#loading:after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 30% 40%,rgba(54,225,255,.14),transparent 55%),linear-gradient(180deg,rgba(4,6,10,.35),rgba(4,6,10,.92))}
.load-inner{position:relative;z-index:2;height:100%;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding:0 8vw;max-width:900px}
.brand-mark img{width:84px;height:84px;object-fit:contain;filter:drop-shadow(0 0 22px rgba(54,225,255,.45))}
.load-title{font-size:clamp(38px,5.4vw,74px);letter-spacing:.04em;font-weight:800;margin-top:18px;line-height:1}
.load-title em{font-style:normal;color:var(--cyan);text-shadow:0 0 28px rgba(54,225,255,.5)}
.load-sub{margin-top:10px;color:var(--muted);letter-spacing:.42em;font-size:12px}
.load-bar{margin-top:38px;width:min(560px,72vw);height:4px;background:rgba(255,255,255,.08);border-radius:4px;overflow:hidden}
#loadFill{height:100%;width:0%;background:linear-gradient(90deg,var(--cyan-2),var(--cyan),#c9f7ff);box-shadow:0 0 18px rgba(54,225,255,.6);transition:width .35s ease}
.load-meta{display:flex;gap:18px;margin-top:12px;font-size:12px;color:var(--muted);letter-spacing:.08em}
.load-meta #loadPct{color:var(--cyan);font-weight:700;min-width:44px}
.load-log{margin-top:22px;font-family:Consolas,'Courier New',monospace;font-size:12px;line-height:1.9;color:#79d7ea;height:110px;overflow:hidden;width:min(620px,80vw)}
.load-log div{opacity:.9;animation:fadeIn .3s ease}
.load-log div:before{content:"> ";color:var(--muted-2)}
.load-tip{margin-top:18px;font-size:12px;color:var(--muted-2);letter-spacing:.05em}

/* ---------------- topbar ---------------- */
#topbar{position:fixed;top:0;left:0;right:0;height:64px;z-index:40;display:flex;align-items:center;justify-content:space-between;padding:0 22px;background:linear-gradient(180deg,rgba(4,7,11,.92),rgba(4,7,11,.45) 70%,transparent);backdrop-filter:blur(8px)}
.tb-brand{display:flex;align-items:center;gap:12px}
.tb-brand img{width:38px;height:38px;object-fit:contain}
.tb-brand b{display:block;font-size:15px;letter-spacing:.06em}
.tb-brand small{display:block;font-size:9px;color:var(--muted-2);letter-spacing:.3em;margin-top:2px}
.tb-mid{display:flex;gap:10px;align-items:center}
.tb-chip{font-size:11px;color:var(--muted);border:1px solid var(--line);padding:5px 10px;border-radius:20px;letter-spacing:.1em;background:rgba(255,255,255,.03)}
.tb-chip.tb-live{color:var(--cyan);border-color:rgba(54,225,255,.3)}
.tb-right{display:flex;align-items:center;gap:10px}
.tb-pts{font-size:12px;color:var(--muted);border:1px solid var(--line);padding:6px 12px;border-radius:20px}
.tb-pts b{color:var(--amber);font-size:13px;margin-left:4px}
.tb-btn{width:32px;height:32px;border:1px solid var(--line);border-radius:8px;color:var(--muted);font-size:15px;transition:.2s}
.tb-btn:hover{color:var(--cyan);border-color:var(--line-strong)}

/* ---------------- menu ---------------- */
.screen-menu{z-index:25;overflow:hidden}
.menu-bg{position:absolute;inset:0;background:url('/game/speed-rush-ai-v2/assets/keyart-menu.jpg?v=20261024b2') center right/cover no-repeat;filter:saturate(1.08) contrast(1.04);transform:scale(1.02);animation:slowZoom 22s ease-in-out infinite alternate}
.menu-vignette{position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,6,10,.96) 0%,rgba(4,6,10,.82) 35%,rgba(4,6,10,.18) 62%,rgba(4,6,10,.55) 100%),linear-gradient(0deg,rgba(4,6,10,.9),transparent 45%)}
.menu-inner{position:relative;z-index:3;height:100%;padding:110px 0 40px 6vw;display:flex;flex-direction:column;max-width:760px}
.menu-kicker{color:var(--cyan);font-size:12px;letter-spacing:.24em;display:flex;align-items:center;gap:10px}
.menu-kicker i{width:34px;height:1px;background:var(--cyan);display:inline-block}
.menu-title{font-size:clamp(54px,6.6vw,92px);line-height:.94;letter-spacing:.02em;font-weight:800;margin-top:20px}
.menu-title em{font-style:normal;font-size:.46em;letter-spacing:.28em;color:rgba(234,243,251,.7);display:block;margin-top:14px}
.menu-desc{margin-top:22px;max-width:560px;color:var(--muted);font-size:14px;line-height:1.85}
.menu-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.menu-tags span{font-size:11px;color:#a9c7dd;border:1px solid var(--line);padding:5px 11px;border-radius:20px;background:rgba(255,255,255,.025)}
.menu-nav{display:flex;gap:12px;margin-top:34px;flex-wrap:wrap}
.mbtn{min-width:172px;text-align:left;padding:16px 18px;border:1px solid var(--line);border-radius:var(--radius);background:rgba(10,16,24,.66);backdrop-filter:blur(10px);transition:.22s;position:relative;overflow:hidden}
.mbtn:before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--cyan);opacity:0;transition:.22s}
.mbtn:hover{border-color:var(--line-strong);transform:translateY(-2px);background:rgba(13,22,33,.85)}
.mbtn:hover:before{opacity:1}
.mbtn b{display:block;font-size:16px;letter-spacing:.08em}
.mbtn span{display:block;font-size:11px;color:var(--muted-2);margin-top:6px;letter-spacing:.06em}
.mbtn-primary{background:linear-gradient(135deg,rgba(54,225,255,.16),rgba(10,16,24,.7));border-color:rgba(54,225,255,.42)}
.mbtn-primary b{color:var(--cyan)}
.menu-foot{display:flex;align-items:flex-end;gap:34px;margin-top:auto;padding-top:30px}
.mf-stat b{display:block;font-size:24px;font-weight:700}
.mf-stat span{display:block;font-size:10px;color:var(--muted-2);letter-spacing:.18em;margin-top:3px}
.mf-hint{margin-left:auto;font-size:11px;color:var(--muted-2)}
.menu-side{position:absolute;right:4vw;bottom:46px;z-index:4;width:300px;display:flex;flex-direction:column;gap:14px}
.side-card{border:1px solid var(--line);border-radius:var(--radius);background:rgba(8,13,20,.72);backdrop-filter:blur(14px);padding:16px 16px 14px}
.sc-head{display:flex;align-items:center;justify-content:space-between;font-size:11px;letter-spacing:.18em;color:var(--muted)}
.sc-head .dot{width:6px;height:6px;border-radius:50%;background:var(--green);box-shadow:0 0 10px var(--green)}
.side-card p{font-size:12px;line-height:1.8;color:#b9cbdd;margin-top:10px;min-height:44px}
.sc-seed{margin-top:10px;font-size:10px;color:var(--muted-2);letter-spacing:.12em}
.sc-seed b{color:var(--cyan);font-family:Consolas,monospace}
.mini-btn{margin-top:12px;width:100%;padding:9px;border:1px solid var(--line-strong);border-radius:8px;color:var(--cyan);font-size:12px;letter-spacing:.1em;background:rgba(54,225,255,.06)}
.rank-list{display:flex;flex-direction:column;gap:6px;margin-top:12px}
.rank-row{display:flex;align-items:center;gap:10px;font-size:12px;color:#c3d4e4;padding:6px 0;border-bottom:1px dashed rgba(255,255,255,.05)}
.rank-row .no{width:18px;color:var(--muted-2);font-family:Consolas,monospace}
.rank-row .nm{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rank-row .sc{color:var(--amber);font-weight:700;font-family:Consolas,monospace}
.rank-empty{font-size:11px;color:var(--muted-2);padding:8px 0}

/* ---------------- page screens ---------------- */
.screen-page{z-index:30;background:radial-gradient(ellipse 70% 60% at 75% 20%,rgba(54,225,255,.08),transparent 60%),linear-gradient(180deg,#060a10,#04070b);padding:84px 5vw 40px;overflow:auto}
.screen-clear{background:linear-gradient(90deg,rgba(4,7,11,.94) 0%,rgba(4,7,11,.74) 46%,rgba(4,7,11,.22) 75%,rgba(4,7,11,.5) 100%)}
.page-head{display:flex;align-items:center;gap:22px;margin-bottom:26px}
.back{font-size:12px;color:var(--muted);border:1px solid var(--line);padding:8px 13px;border-radius:8px;letter-spacing:.1em}
.back:hover{color:var(--cyan);border-color:var(--line-strong)}
.page-head h2{font-size:30px;letter-spacing:.04em}
.page-head h2 em{font-style:normal;font-size:.42em;color:var(--muted-2);letter-spacing:.3em;margin-left:12px}
.page-head p{font-size:12px;color:var(--muted-2);margin-top:5px;letter-spacing:.05em}
.head-actions{margin-left:auto;display:flex;gap:10px}
.btn{padding:10px 18px;border-radius:9px;border:1px solid var(--line);background:rgba(255,255,255,.03);font-size:13px;letter-spacing:.06em;transition:.2s}
.btn:hover{border-color:var(--line-strong);background:rgba(54,225,255,.06)}
.btn.primary{background:linear-gradient(135deg,#25c9ee,#0d8fb8);border-color:transparent;color:#04121a;font-weight:700}
.btn.primary:hover{filter:brightness(1.1)}
.btn.big{padding:14px 26px;font-size:14px}
.btn.danger{border-color:rgba(255,77,94,.4);color:#ff9aa5}
.btn.ghost{color:#bed2e4}
.btn.tiny{padding:6px 10px;font-size:11px}

.career-progress{display:flex;align-items:center;gap:18px;border:1px solid var(--line);border-radius:var(--radius);padding:14px 18px;background:rgba(10,16,24,.62);margin-bottom:22px}
.cp-label{font-size:12px;color:var(--muted)}
.cp-label b{color:var(--cyan);margin-left:6px}
.cp-bar{flex:1;height:5px;border-radius:5px;background:rgba(255,255,255,.07);overflow:hidden}
#careerProgFill{height:100%;width:0;background:linear-gradient(90deg,var(--cyan-2),var(--cyan));transition:width .5s}
.cp-xp{font-size:11px;color:var(--muted-2)}
.cp-xp b{color:var(--text)}
.stage-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.stage-card{position:relative;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--panel);cursor:pointer;transition:.24s}
.stage-card:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:0 18px 40px rgba(0,0,0,.45)}
.stage-card.locked{opacity:.46;cursor:not-allowed}
.stage-card .thumb{height:150px;background-size:cover;background-position:center;position:relative}
.stage-card .thumb:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(5,8,12,.94))}
.stage-card .badge{position:absolute;top:10px;left:10px;font-size:10px;letter-spacing:.12em;background:rgba(4,8,12,.7);border:1px solid var(--line-strong);color:var(--cyan);padding:4px 8px;border-radius:5px;z-index:2}
.stage-card .idx{position:absolute;top:10px;right:10px;font-family:Consolas,monospace;font-size:11px;color:rgba(255,255,255,.6);z-index:2}
.stage-card .body{padding:14px 15px 16px}
.stage-card h3{font-size:16px;letter-spacing:.04em}
.stage-card .meta{display:flex;gap:8px;margin-top:8px;flex-wrap:wrap}
.stage-card .meta span{font-size:10px;color:var(--muted);border:1px solid var(--line);padding:3px 7px;border-radius:4px}
.stage-card .story{font-size:11px;color:var(--muted-2);line-height:1.7;margin-top:10px;height:38px;overflow:hidden}
.stage-card .foot{display:flex;justify-content:space-between;align-items:center;margin-top:12px;font-size:11px}
.stage-card .reward{color:var(--amber)}
.stage-card .go{color:var(--cyan)}
.stage-card.cleared .thumb:before{content:"已完成";position:absolute;right:10px;bottom:10px;z-index:2;font-size:10px;color:var(--green);background:rgba(4,8,12,.7);padding:3px 7px;border-radius:4px;border:1px solid rgba(87,224,138,.3)}
.career-foot{display:flex;justify-content:space-between;margin-top:22px;font-size:11px;color:var(--muted-2);border-top:1px solid rgba(255,255,255,.05);padding-top:16px}
.cf-reward{color:var(--amber)}

/* ---------------- quick ---------------- */
.quick-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:22px;align-items:start}
.quick-form{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:20px 22px}
.field{margin-bottom:18px}
.field label{display:block;font-size:11px;color:var(--muted);letter-spacing:.14em;margin-bottom:9px}
.field label b{color:var(--cyan);margin-left:6px}
.seg{display:flex;gap:6px;flex-wrap:wrap}
.seg button{padding:7px 12px;font-size:12px;border:1px solid var(--line);border-radius:7px;color:var(--muted);background:rgba(255,255,255,.02)}
.seg button.is-active{color:#04121a;background:var(--cyan);border-color:var(--cyan);font-weight:700}
input[type=range]{width:100%;-webkit-appearance:none;height:4px;border-radius:4px;background:rgba(255,255,255,.1);outline:none}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px rgba(54,225,255,.6);cursor:pointer}
.switch-row{display:flex;justify-content:space-between;align-items:center}
.switch{width:44px;height:24px;border-radius:20px;background:rgba(255,255,255,.1);border:1px solid var(--line);position:relative;transition:.2s}
.switch i{position:absolute;top:2px;left:2px;width:18px;height:18px;border-radius:50%;background:#7c8da0;transition:.2s}
.switch.on{background:rgba(54,225,255,.25);border-color:var(--cyan)}
.switch.on i{left:22px;background:var(--cyan)}
.car-pick{display:flex;gap:10px}
.car-pick .cp-item{flex:1;border:1px solid var(--line);border-radius:8px;padding:8px;text-align:center;font-size:11px;color:var(--muted);cursor:pointer}
.car-pick .cp-item.is-active{border-color:var(--cyan);color:var(--cyan);background:rgba(54,225,255,.06)}
.car-pick img{width:100%;height:52px;object-fit:cover;border-radius:5px;margin-bottom:6px;opacity:.85}
.quick-actions{display:flex;gap:12px;margin-top:8px;justify-content:flex-end}
.fine{font-size:10px;color:var(--muted-2);line-height:1.7;margin-top:12px}
.quick-preview{position:relative;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;min-height:430px;background:#0a0f16}
.quick-preview img{width:100%;height:100%;object-fit:cover;min-height:430px;display:block}
.qp-overlay{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;padding:24px;background:linear-gradient(180deg,transparent 30%,rgba(4,7,11,.92))}
.qp-name{font-size:22px;letter-spacing:.04em}
.qp-tags{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.qp-tags span{font-size:10px;border:1px solid var(--line);padding:3px 8px;border-radius:4px;color:var(--muted)}
.qp-ai{margin-top:18px;font-size:11px;color:var(--muted-2)}
.qp-ai b{color:var(--cyan);margin-left:8px}

/* ---------------- garage ---------------- */
.garage-wrap{display:grid;grid-template-columns:minmax(0,460px) minmax(0,1fr) 300px;gap:20px;height:calc(100% - 150px)}
/* 列表不再拉满整页：固定露出 6 行，露出中间 3D 展示窗；滚动条改成霓虹细条 */
.garage-list{display:flex;flex-direction:column;gap:8px;overflow-y:auto;overflow-x:hidden;padding-right:8px;max-height:min(56vh,448px);
  scrollbar-width:thin;scrollbar-color:rgba(54,225,255,.45) transparent}
.garage-list::-webkit-scrollbar{width:6px}
.garage-list::-webkit-scrollbar-track{background:rgba(106,196,255,.05);border-radius:6px}
.garage-list::-webkit-scrollbar-thumb{background:linear-gradient(180deg,rgba(54,225,255,.78),rgba(15,143,184,.55));border-radius:6px;box-shadow:0 0 8px rgba(54,225,255,.35)}
.garage-list::-webkit-scrollbar-thumb:hover{background:linear-gradient(180deg,rgba(54,225,255,1),rgba(15,143,184,.85));box-shadow:0 0 12px rgba(54,225,255,.6)}
/* 中间列是留给 3D 展厅的透明展示窗（Unity 画布在页面之下，靠这列透出来），不放任何 DOM */
.garage-stage{pointer-events:none}
.garage-item{display:flex;gap:12px;align-items:center;border:1px solid var(--line);border-radius:11px;padding:7px 10px;background:rgba(8,13,20,.6);cursor:pointer;transition:.2s}
.garage-item:hover{border-color:var(--line-strong)}
.garage-item.is-active{border-color:var(--cyan);background:rgba(54,225,255,.07);box-shadow:0 0 14px rgba(54,225,255,.12) inset}
.garage-item img{width:86px;height:52px;object-fit:cover;border-radius:7px}
.garage-item .gi-body{flex:1;min-width:0}
.garage-item h4{font-size:13px;letter-spacing:.04em}
.garage-item p{font-size:9px;color:var(--muted-2);margin-top:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.garage-item .gi-tag{font-size:9px;color:var(--cyan);border:1px solid var(--line);padding:2px 6px;border-radius:3px}
.garage-panel{border:1px solid var(--line);border-radius:var(--radius);padding:20px;background:rgba(8,13,20,.72);backdrop-filter:blur(10px);align-self:start}
.gp-name{font-size:22px;letter-spacing:.03em}
.gp-desc{font-size:11px;color:var(--muted);line-height:1.8;margin-top:8px;min-height:38px}
.gp-stats{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:18px}
.gp-stats div{border:1px solid var(--line);border-radius:8px;padding:10px}
.gp-stats span{display:block;font-size:9px;color:var(--muted-2);letter-spacing:.16em}
.gp-stats b{display:block;font-size:18px;margin-top:4px;color:var(--cyan)}
.gp-paint{margin-top:18px}
.gp-label{font-size:10px;color:var(--muted-2);letter-spacing:.16em;margin-bottom:9px}
.swatches{display:flex;gap:8px;flex-wrap:wrap}
.swatch{width:30px;height:30px;border-radius:50%;border:2px solid rgba(255,255,255,.18);cursor:pointer;transition:.2s}
.swatch.is-active{border-color:var(--cyan);box-shadow:0 0 12px rgba(54,225,255,.5);transform:scale(1.08)}
.garage-panel .btn.big{width:100%;margin-top:20px}

/* ---------------- settings ---------------- */
.settings-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:18px}
.set-card{border:1px solid var(--line);border-radius:var(--radius);padding:20px;background:var(--panel)}
.set-card h3{font-size:15px;letter-spacing:.1em;margin-bottom:16px;color:#cfe4f4}
.set-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:10px 0;border-bottom:1px solid rgba(255,255,255,.05);font-size:12px;color:var(--muted)}
.set-row:last-of-type{border-bottom:0}
.set-row b{color:var(--cyan)}
.tag-on{color:var(--green)!important;font-size:10px;border:1px solid rgba(87,224,138,.3);padding:3px 8px;border-radius:4px}
.set-row input[type=range]{flex:1;max-width:180px}
.ai-status{margin-top:12px;font-size:11px;color:var(--muted-2);border:1px dashed var(--line);border-radius:8px;padding:10px 12px}
.keys{display:flex;flex-direction:column;gap:10px}
.keys div{display:flex;align-items:center;gap:7px;font-size:11px;color:var(--muted)}
kbd{border:1px solid var(--line);border-bottom-width:2px;border-radius:4px;padding:3px 7px;font-family:Consolas,monospace;font-size:10px;color:#bcd3e6;background:rgba(255,255,255,.04)}
.keys span{margin-left:6px;color:var(--muted-2)}

/* ---------------- modals ---------------- */
.modal{position:fixed;inset:0;z-index:50;display:flex;align-items:center;justify-content:center;background:rgba(3,5,8,.72);backdrop-filter:blur(6px);animation:fadeIn .2s ease}
.modal-card{border:1px solid var(--line-strong);border-radius:18px;background:linear-gradient(160deg,rgba(12,19,28,.98),rgba(7,11,17,.98));box-shadow:0 40px 90px rgba(0,0,0,.6);padding:26px;max-width:560px;width:calc(100% - 40px);animation:popIn .26s ease}
.briefing-card{display:grid;grid-template-columns:0.9fr 1.1fr;padding:0;overflow:hidden;max-width:820px}
.bc-art{position:relative;min-height:380px}
.bc-art img{width:100%;height:100%;object-fit:cover}
.bc-grad{position:absolute;inset:0;background:linear-gradient(90deg,transparent 50%,rgba(8,12,18,.98))}
.bc-badges{position:absolute;left:16px;top:16px;display:flex;gap:6px;flex-wrap:wrap}
.bc-badges span{font-size:9px;letter-spacing:.14em;border:1px solid var(--line-strong);background:rgba(4,8,12,.6);color:var(--cyan);padding:4px 8px;border-radius:4px}
.bc-body{padding:26px 26px 22px}
.bc-kicker{font-size:10px;letter-spacing:.24em;color:var(--cyan)}
.bc-body h3{font-size:22px;margin-top:8px;letter-spacing:.03em}
.bc-body p{font-size:12px;line-height:1.85;color:var(--muted);margin-top:10px;min-height:66px}
.bc-stats{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:16px}
.bc-stats div{border:1px solid var(--line);border-radius:7px;padding:8px 10px}
.bc-stats span{font-size:9px;color:var(--muted-2);letter-spacing:.14em;display:block}
.bc-stats b{font-size:13px;margin-top:3px;display:block}
.bc-reward{display:flex;justify-content:space-between;font-size:11px;color:var(--amber);border-top:1px solid var(--line);margin-top:16px;padding-top:12px}
.bc-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:16px}
.pause-card{text-align:center;max-width:420px}
.pause-card h3{font-size:22px;letter-spacing:.1em}
.pause-card p{font-size:11px;color:var(--muted);margin-top:8px}
.pause-btns{display:flex;flex-direction:column;gap:10px;margin-top:22px}
.result-card{max-width:620px}
.rc-head{text-align:center;position:relative;padding-bottom:18px;border-bottom:1px solid var(--line)}
.rc-kicker{font-size:10px;letter-spacing:.3em;color:var(--cyan)}
.rc-head h3{font-size:26px;margin-top:6px}
.rc-pos{position:absolute;right:0;top:6px;font-size:40px;font-weight:800;color:var(--amber);font-family:Consolas,monospace}
.rc-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px;margin-top:18px}
.rc-grid div{border:1px solid var(--line);border-radius:8px;padding:10px;text-align:center}
.rc-grid span{display:block;font-size:9px;color:var(--muted-2);letter-spacing:.14em}
.rc-grid b{display:block;font-size:16px;margin-top:5px}
.rc-settle{margin-top:16px;font-size:12px;color:var(--muted);text-align:center;min-height:20px}
.rc-actions{display:flex;gap:10px;justify-content:center;margin-top:18px}
.rank-card{max-width:460px}
.rank-card h3{font-size:18px;letter-spacing:.06em;text-align:center;margin-bottom:10px}
.rank-card .btn{margin-top:16px;width:100%}
.promo-card{max-width:960px;padding:16px}
.promo-card video{width:100%;aspect-ratio:16/9;background:#000;border-radius:10px;display:block}
.promo-foot{display:flex;justify-content:space-between;align-items:center;margin-top:12px;font-size:10px;color:var(--muted-2);letter-spacing:.14em}
.login-card{text-align:center;max-width:380px}
.login-card h3{font-size:20px}
.login-card p{font-size:12px;color:var(--muted);margin:10px 0 18px}
.login-card .btn{display:inline-block}

/* ---------------- HUD ---------------- */
#hud{position:fixed;inset:0;z-index:35;pointer-events:none;font-family:Consolas,'Courier New',var(--font)}
.hud-top{position:absolute;top:18px;left:20px;display:flex;gap:8px}
.hud-cell{background:rgba(4,8,12,.55);border:1px solid rgba(54,225,255,.16);border-radius:8px;padding:7px 12px;min-width:88px;backdrop-filter:blur(6px)}
.hud-cell span{display:block;font-size:9px;color:rgba(200,220,235,.45);letter-spacing:.2em}
.hud-cell b{display:block;font-size:17px;margin-top:3px;color:#eaf6ff;text-shadow:0 0 14px rgba(54,225,255,.35)}
.hud-weather{position:absolute;top:20px;right:24px;font-size:11px;letter-spacing:.16em;color:var(--cyan);background:rgba(4,8,12,.5);border:1px solid rgba(54,225,255,.18);padding:7px 12px;border-radius:7px}
.storm-alert{position:absolute;top:84px;left:24px;display:flex;gap:12px;align-items:center;padding:12px 18px;border-radius:10px;background:linear-gradient(90deg,rgba(120,20,10,.92),rgba(60,10,8,.86));border:1px solid rgba(255,120,80,.55);box-shadow:0 8px 40px rgba(255,80,40,.35);opacity:0;pointer-events:none;transition:opacity .35s, transform .35s;transform:translateY(-8px);z-index:5}
.storm-alert.show{opacity:1;transform:translateY(0)}
.storm-alert .sa-icon{font-size:24px;color:#ffd166;filter:drop-shadow(0 0 8px rgba(255,180,60,.8))}
.storm-alert .sa-body{display:flex;flex-direction:column;gap:4px}
.storm-alert b{font-size:14px;letter-spacing:.08em;color:#ffe8dc}
.storm-alert span{font-size:11px;letter-spacing:.12em;color:#ffb59a}
.storm-alert.typhoon{background:linear-gradient(90deg,rgba(10,60,85,.94),rgba(6,26,40,.9));border-color:rgba(54,225,255,.5)}
.storm-alert.tornado{background:linear-gradient(90deg,rgba(92,30,10,.94),rgba(40,12,6,.9))}
.stage-card.event{border-color:rgba(255,110,70,.5);box-shadow:0 0 24px rgba(255,80,40,.12)}
.stage-card.event .badge{color:#ffd1c0;border-color:rgba(255,120,80,.6);background:rgba(80,16,8,.8)}
.bc-badges span.danger{color:#ffd1c0;border-color:rgba(255,120,80,.6);background:rgba(80,16,8,.8)}
.hud-feed{position:absolute;top:84px;left:50%;transform:translateX(-50%);font-size:12px;color:#d7ecff;background:rgba(4,8,12,.5);border-left:2px solid var(--cyan);padding:8px 16px;border-radius:0 6px 6px 0;opacity:0;transition:opacity .3s, transform .3s;max-width:560px;text-align:center;line-height:1.6}
.hud-feed.show{opacity:1;transform:translateX(-50%) translateY(4px)}
.minimap-wrap{position:absolute;left:22px;bottom:24px;width:150px;height:150px;border:1px solid rgba(54,225,255,.2);border-radius:50%;background:rgba(4,8,12,.55);padding:8px;overflow:hidden}
.minimap-wrap canvas{width:100%;height:100%}
.minimap-wrap span{position:absolute;bottom:8px;left:50%;transform:translateX(-50%);font-size:8px;letter-spacing:.3em;color:rgba(54,225,255,.6)}
.hud-right{position:absolute;right:24px;bottom:22px;text-align:right;width:240px}
.speedo{position:relative;display:flex;align-items:flex-end;justify-content:flex-end;gap:8px}
.sp-num{font-size:64px;font-weight:800;line-height:.9;letter-spacing:-.03em;text-shadow:0 0 26px rgba(54,225,255,.35)}
.sp-unit{font-size:11px;color:rgba(200,220,235,.5);letter-spacing:.16em;margin-bottom:8px}
.sp-gear{position:absolute;right:0;top:-24px;font-size:12px;color:var(--amber);letter-spacing:.14em}
.rpm-wrap{height:4px;border-radius:4px;background:rgba(255,255,255,.1);margin-top:8px;overflow:hidden}
.rpm-fill{height:100%;width:0;background:linear-gradient(90deg,#57e08a,#ffb648 70%,#ff4d5e);transition:width .08s linear}
.nitro-wrap{position:relative;height:7px;border-radius:5px;background:rgba(255,255,255,.1);margin-top:8px;overflow:hidden;border:1px solid rgba(54,225,255,.2)}
.nitro-fill{height:100%;width:100%;background:linear-gradient(90deg,#0f8fb8,#36e1ff);box-shadow:0 0 10px rgba(54,225,255,.5);transition:width .1s linear}
.nitro-wrap span{position:absolute;right:6px;top:-14px;font-size:8px;letter-spacing:.24em;color:rgba(54,225,255,.7)}
.dmg-wrap{margin-top:8px;font-size:10px;color:rgba(200,220,235,.5);letter-spacing:.12em}
.dmg-wrap b{color:var(--amber)}
.wrong-way{position:absolute;top:36%;left:50%;transform:translate(-50%,-50%);font-size:28px;font-weight:800;letter-spacing:.18em;color:#ff5464;text-shadow:0 0 30px rgba(255,77,94,.6);animation:pulse .8s infinite}
.countdown{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:140px;font-weight:800;color:#fff;text-shadow:0 0 50px rgba(54,225,255,.6);animation:countPulse .9s ease}
.hud-controls{position:absolute;right:24px;top:66px;display:flex;gap:8px;pointer-events:auto}
.hbtn{font-size:10px;letter-spacing:.1em;color:#bcd3e6;border:1px solid rgba(54,225,255,.22);background:rgba(4,8,12,.55);border-radius:6px;padding:6px 10px;backdrop-filter:blur(6px)}
.hbtn:hover{color:var(--cyan);border-color:rgba(54,225,255,.45)}
.hud-hint{position:absolute;bottom:10px;left:50%;transform:translateX(-50%);font-size:9px;color:rgba(200,220,235,.32);letter-spacing:.14em}

/* ---------------- toast ---------------- */
.toast{position:fixed;left:50%;bottom:38px;transform:translateX(-50%) translateY(20px);z-index:70;background:rgba(8,14,21,.95);border:1px solid var(--line-strong);border-radius:9px;padding:11px 18px;font-size:12px;color:#d7ecff;opacity:0;pointer-events:none;transition:.3s;max-width:80vw}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.err{border-color:rgba(255,77,94,.5);color:#ffb3ba}

@keyframes slowZoom{from{transform:scale(1)}to{transform:scale(1.07)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes popIn{from{opacity:0;transform:scale(.96) translateY(10px)}to{opacity:1;transform:none}}
@keyframes pulse{0%,100%{opacity:.55}50%{opacity:1}}
@keyframes countPulse{0%{opacity:0;transform:translate(-50%,-50%) scale(1.5)}30%{opacity:1;transform:translate(-50%,-50%) scale(1)}100%{opacity:0;transform:translate(-50%,-50%) scale(.9)}}

/* ---------------- responsive ---------------- */
@media (max-width:1100px){
  .menu-side{display:none}
  .quick-wrap{grid-template-columns:1fr}
  .garage-wrap{grid-template-columns:1fr}
  .briefing-card{grid-template-columns:1fr}
  .bc-art{min-height:180px}
}
@media (max-width:720px){
  .tb-mid{display:none}
  .menu-inner{padding:90px 6vw 30px}
  .menu-title{font-size:44px}
  .menu-nav{gap:8px}
  .mbtn{min-width:calc(50% - 4px);padding:12px}
  .stage-grid{grid-template-columns:1fr}
  .hud-top{left:10px;top:10px}
  .hud-right{right:12px;width:190px}
  .sp-num{font-size:48px}
  .hud-hint{display:none}
  .rc-grid{grid-template-columns:1fr 1fr}
}

/* 拍照模式：隐藏 HUD（P 键切换） */
body.photo-mode #hud,
body.photo-mode #topbar,
body.photo-mode #stormAlert,
body.photo-mode #hudFeed,
body.photo-mode #minimap{opacity:0;pointer-events:none;transition:opacity .25s ease}
/* 遥测模式：放大关键读数（T 键切换） */
body.telemetry-mode #hud{filter:contrast(1.08)}
body.telemetry-mode .hud-speed b{color:#7df9ff;text-shadow:0 0 18px rgba(54,225,255,.65)}

/* F1 HUD 三档：完整 / 简洁 / 隐藏 */
body.hud-min .hud-top,
body.hud-min .hud-weather,
body.hud-min .minimap-wrap,
body.hud-min .hud-controls,
body.hud-min .hud-feed,
body.hud-min .dmg-wrap,
body.hud-min .wrong-way{display:none!important}
body.hud-off #hud,
body.hud-off #topbar,
body.hud-off #stormAlert{display:none!important}

/* 撞毁与维修 */
.repair-card{max-width:460px}
.repair-video{width:100%;height:150px;object-fit:cover;border-radius:10px;margin-bottom:12px;background:#05070a;border:1px solid rgba(255,255,255,.08)}

/* 中国品牌图鉴 */
.brand-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px;padding:18px 24px 100px}
.brand-card{background:rgba(9,14,21,.72);border:1px solid rgba(255,255,255,.08);border-radius:12px;overflow:hidden;display:flex;flex-direction:column}
.brand-card img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block;background:#fff}
.brand-card b{padding:10px 12px;font-size:13px;color:#dfe9f5;font-weight:600;line-height:1.4}
.repair-card h3{color:#ff8a95;margin-bottom:8px}
.repair-card p{color:#b7c6d6;font-size:14px;line-height:1.7}
.repair-actions{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0 8px}
.repair-actions .btn{flex:1 1 140px}
.garage-item.is-wrecked{border-color:rgba(255,77,94,.45);background:linear-gradient(90deg,rgba(255,77,94,.10),rgba(9,14,21,.7))}
.gi-tag.danger{color:#ff8a95;border-color:rgba(255,77,94,.5);background:rgba(255,77,94,.12)}
.btn.is-danger{background:linear-gradient(90deg,#7a1f28,#ff4d5e);color:#fff;border-color:transparent}

/* AI 过场视频背景（即梦 Seedance） */
.load-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.34;pointer-events:none;z-index:0}
#loading{overflow:hidden}
#loading .load-inner{z-index:2}
.result-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.3;pointer-events:none;z-index:0}
#results .result-card{position:relative;z-index:1}
.garage-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.2;pointer-events:none;z-index:0}
#garage .page-head,#garage .garage-wrap{position:relative;z-index:1}

/* 湾区城市赛 */
.bay-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;padding:4px 2px 18px;max-height:calc(100vh - 200px);overflow:auto}
.bay-card{position:relative;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:linear-gradient(180deg,rgba(10,16,24,.92),rgba(6,10,16,.96));cursor:pointer;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}
.bay-card:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:0 18px 42px rgba(0,0,0,.45)}
.bay-thumb{height:190px;background-size:cover;background-position:center;position:relative}
.bay-thumb:after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.05),rgba(5,8,13,.85))}
.bay-weather{position:absolute;left:12px;bottom:10px;z-index:1;font-size:12px;color:#cfe7ff;background:rgba(5,10,16,.6);border:1px solid rgba(106,196,255,.28);padding:4px 9px;border-radius:999px}
.bay-body{padding:14px 16px 16px}
.bay-body h3{margin:0 0 6px;font-size:19px;color:var(--text)}
.bay-body p{margin:0 0 10px;font-size:12.5px;line-height:1.7;color:var(--muted)}
.bay-meta{display:flex;flex-wrap:wrap;gap:8px;font-size:11.5px;color:var(--muted-2)}
.bay-meta span{border:1px solid var(--line);border-radius:999px;padding:3px 8px}
.bay-go{margin-top:12px;font-size:12.5px;color:var(--cyan);letter-spacing:.04em}
.bay-foot{padding:2px 4px 10px;color:var(--muted-2);font-size:12px}
@media(max-width:920px){.bay-grid{grid-template-columns:1fr}}