/* ===== 城市车神 · 赛车 H5 主题（按 city-racer 设计稿） ===== */
:root{
  --brand-background:#0C1015;
  --brand-foreground:#F3F5F8;
  --brand-card:#151A22;
  --brand-card-foreground:#E8ECF1;
  --brand-popover:#1A2029;
  --brand-popover-foreground:#E8ECF1;
  --brand-primary:#FF4D2E;
  --brand-primary-foreground:#FFFFFF;
  --brand-muted:#1C222B;
  --brand-muted-foreground:#8B95A1;
  --brand-border:#262E38;
  --brand-input:#262E38;
  --brand-ring:#FF4D2E;
  --brand-state-success:#2ECF7A;
  --brand-state-warning:#FFB020;
  --brand-state-error:#FF5A5A;
  --brand-state-info:#3DA9FC;
  --brand-coin-gold:#FFE27A;
  --brand-coin-orange:#FFB020;
  --brand-coin-dark:#D97706;
  --brand-coin-detail:rgba(120,53,15,0.6);
  --brand-obstacle-body:#3A4554;
  --brand-obstacle-window:#20262E;
  --brand-obstacle-dark:#14181E;
  --brand-shoulder-light:#2A3038;
  --brand-headlight:#FFF7D1;
  --brand-flash:#FF5A5A;
  --brand-radius-sm:4px;
  --brand-radius-md:10px;
  --brand-radius-lg:16px;
  --brand-shadow-2:0 8px 24px -8px rgba(0,0,0,.5);
  --brand-font-sans:"Inter","MiSans","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%}
body{
  background:var(--brand-background);color:var(--brand-foreground);overflow:hidden;touch-action:none;
  font-family:var(--brand-font-sans);-webkit-user-select:none;user-select:none;
}
.page{position:fixed;inset:0;display:none;flex-direction:column;overflow:hidden}
.page.active{display:flex}
.fade{animation:fadeIn .35s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.no-scrollbar::-webkit-scrollbar{display:none}
.no-scrollbar{-ms-overflow-style:none;scrollbar-width:none}

/* ===== 通用组件 ===== */
.icon-btn{width:44px;height:44px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(21,26,34,.55);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  border:1px solid var(--brand-border);color:var(--brand-foreground);cursor:pointer;
  transition:transform 150ms ease,background-color 150ms ease,border-color 150ms ease;flex:none}
.icon-btn:hover{background:rgba(21,26,34,.75);border-color:rgba(243,245,248,.18);transform:translateY(-1px)}
.icon-btn:active{transform:translateY(0)}
.icon-btn svg{width:22px;height:22px}
.cta-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;
  position:relative;overflow:hidden;white-space:nowrap;transition:transform 150ms ease,filter 150ms ease,background-color 150ms ease,border-color 150ms ease}
.cta-btn svg{width:22px;height:22px}
.cta-primary{background:var(--brand-primary);color:var(--brand-primary-foreground);font-weight:700;border:none;
  box-shadow:0 8px 28px -8px rgba(255,77,46,.55)}
.cta-primary svg{fill:currentColor}
.cta-primary:hover{filter:brightness(1.08);transform:translateY(-1px)}
.cta-primary:active{transform:translateY(0);filter:brightness(.96)}
.cta-primary::after{content:"";position:absolute;top:0;left:0;width:40%;height:100%;
  background:linear-gradient(100deg,transparent 0%,rgba(255,255,255,.35) 50%,transparent 100%);
  transform:translateX(-180%) skewX(-18deg);animation:sheen 3.2s linear infinite;pointer-events:none}
@keyframes sheen{0%{transform:translateX(-180%) skewX(-18deg)}55%{transform:translateX(360%) skewX(-18deg)}100%{transform:translateX(360%) skewX(-18deg)}}
.cta-secondary{background:rgba(21,26,34,.55);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  border:1px solid var(--brand-border);color:var(--brand-foreground);font-weight:600}
.cta-secondary:hover{border-color:rgba(255,77,46,.5);background:rgba(21,26,34,.7);transform:translateY(-1px)}
.cta-secondary:active{transform:translateY(0)}
.top-bar{display:flex;align-items:center;justify-content:space-between;height:56px;flex:none;position:relative;z-index:9}
.top-bar .ttl{font-size:17px;font-weight:600;letter-spacing:1px}
.checker-flag{width:16px;height:16px;border-radius:3px;background-color:rgba(243,245,248,.9);
  background-image:linear-gradient(45deg,var(--brand-primary) 25%,transparent 25%,transparent 75%,var(--brand-primary) 75%),
  linear-gradient(45deg,var(--brand-primary) 25%,transparent 25%,transparent 75%,var(--brand-primary) 75%);
  background-size:8px 8px;background-position:0 0,4px 4px;box-shadow:inset 0 0 0 1px var(--brand-border);flex:none}
.toast{position:fixed;left:50%;top:38%;transform:translateX(-50%) scale(.9);z-index:99;
  background:rgba(28,34,43,.96);border:1px solid rgba(255,77,46,.55);border-radius:var(--brand-radius-md);
  padding:12px 22px;font-size:14px;color:var(--brand-foreground);opacity:0;pointer-events:none;transition:all .25s;
  box-shadow:var(--brand-shadow-2)}
.toast.show{opacity:1;transform:translateX(-50%) scale(1)}
.card{background:var(--brand-card);border:1px solid var(--brand-border);border-radius:var(--brand-radius-lg)}

/* ===== 加载页 ===== */
#page-load{align-items:center;justify-content:center;background:radial-gradient(ellipse at 50% 30%,var(--brand-card) 0%,var(--brand-background) 70%)}
.load-brand{position:absolute;top:calc(env(safe-area-inset-top) + 20px);left:24px;display:flex;align-items:center;gap:8px}
.load-brand-text{font-size:12px;letter-spacing:.15em;text-transform:uppercase;color:var(--brand-muted-foreground);font-weight:600}
.load-logo{width:96px;margin-bottom:16px;animation:logoFloat 2.4s ease-in-out infinite}
.load-logo svg{width:100%;height:auto}
@keyframes logoFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.game-name{font-size:44px;font-weight:800;letter-spacing:8px;color:var(--brand-foreground);text-shadow:0 2px 24px rgba(0,0,0,.5)}
.loadbar{width:220px;height:4px;margin:34px auto 0;border-radius:999px;background:var(--brand-muted);overflow:hidden}
.loadbar i{display:block;height:100%;width:0;background:var(--brand-primary);box-shadow:0 0 12px rgba(255,77,46,.6);transition:width .3s}
.load-tip{margin-top:12px;font-size:11px;color:var(--brand-muted-foreground);letter-spacing:2px}
.copy{position:absolute;bottom:28px;font-size:11px;color:var(--brand-muted-foreground)}

/* ===== 授权页 ===== */
#page-auth{align-items:center;background:radial-gradient(ellipse at 50% 25%,var(--brand-card) 0%,var(--brand-background) 72%)}
.auth-auto{margin-top:150px;text-align:center;display:flex;flex-direction:column;align-items:center}
.wx-badge{width:88px;height:88px;border-radius:50%;background:var(--brand-state-success);display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 26px rgba(46,207,122,.5);animation:pulse 1.6s ease infinite}
.wx-badge svg{width:46px;height:46px}
@keyframes pulse{0%,100%{box-shadow:0 8px 26px rgba(46,207,122,.5)}50%{box-shadow:0 8px 44px rgba(46,207,122,.8)}}
.auth-title{font-size:20px;margin-top:28px;font-weight:700;color:var(--brand-foreground)}
.auth-desc{font-size:13px;color:var(--brand-muted-foreground);line-height:1.9;margin-top:12px;text-align:center}
.spinner{width:26px;height:26px;margin-top:26px;border-radius:50%;border:3px solid rgba(255,77,46,.2);border-top-color:var(--brand-primary);animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.auth-fail{margin-top:26px;display:none;text-align:center;width:100%;padding:0 44px}
.fail-ico{width:64px;height:64px;margin:0 auto;border-radius:50%;background:rgba(255,90,90,.15);border:2px solid var(--brand-state-error);
  display:flex;align-items:center;justify-content:center;font-size:30px;color:var(--brand-state-error);font-weight:700}
.auth-note{position:absolute;bottom:34px;font-size:11px;color:var(--brand-muted-foreground);text-align:center;padding:0 40px;line-height:1.8}

/* ===== 首页（city-racer 设计稿） ===== */
#page-home{background:var(--brand-background)}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;display:block;pointer-events:none;user-select:none}
.hero-scrim{position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(180deg,rgba(12,16,21,.55) 0%,rgba(12,16,21,.20) 45%,rgba(12,16,21,.96) 100%)}
.speed-line{position:absolute;width:2px;height:120px;background:rgba(243,245,248,.06);transform:rotate(45deg);z-index:2;pointer-events:none}
.speed-line-l1{left:22px;top:20%}.speed-line-l2{left:34px;top:50%;height:80px}
.speed-line-r1{right:22px;top:28%}.speed-line-r2{right:34px;top:58%;height:90px}
main.page-root{position:relative;z-index:20;min-height:100%;display:flex;flex-direction:column;
  padding:calc(env(safe-area-inset-top) + 16px) 24px calc(env(safe-area-inset-bottom) + 24px)}
.page-content{position:relative;z-index:3;flex:1 1 auto;display:flex;flex-direction:column}
.brand-mark{display:flex;align-items:center;gap:8px}
.brand-mark-text{font-size:12px;letter-spacing:.15em;text-transform:uppercase;color:var(--brand-muted-foreground);font-weight:600}
.icon-btn-group{display:flex;align-items:center;gap:10px}
.title-block{text-align:center;margin-top:12vh;flex:none;animation:fadeUp 320ms cubic-bezier(.3,0,0,1) backwards}
.game-title{font-size:clamp(56px,15vw,84px);font-weight:800;line-height:1.05;color:var(--brand-foreground);text-align:center;
  text-wrap:balance;word-break:keep-all;text-shadow:0 2px 24px rgba(0,0,0,.5)}
.speed-bar{width:72px;height:4px;border-radius:999px;background:var(--brand-primary);margin:16px auto 0;box-shadow:0 0 12px rgba(255,77,46,.45);animation:fadeUp 240ms cubic-bezier(.3,0,0,1) backwards;animation-delay:120ms}
.tagline{margin:14px auto 0;font-size:15px;color:var(--brand-muted-foreground);text-align:center;letter-spacing:.02em;white-space:nowrap;animation:fadeUp 240ms cubic-bezier(.3,0,0,1) backwards;animation-delay:120ms}
.spacer{flex:1 1 auto;min-height:16px}
.skyline-wrap{width:100%;flex:none;margin-bottom:20px;animation:fadeUpSky 360ms cubic-bezier(.3,0,0,1) backwards;animation-delay:80ms}
.skyline-wrap svg{display:block;width:100%;height:96px}
.cta-zone{display:flex;flex-direction:column;gap:12px;flex:none}
.cta-zone .cta-btn{width:100%;min-height:56px;border-radius:var(--brand-radius-md);font-size:17px}
.cta-zone .cta-primary{animation:fadeUpBtn 240ms cubic-bezier(.3,0,0,1) backwards;animation-delay:160ms}
.cta-zone .cta-secondary{animation:fadeUpBtn 240ms cubic-bezier(.3,0,0,1) backwards;animation-delay:240ms}
.home-user-line{text-align:center;font-size:12px;color:var(--brand-muted-foreground);margin-top:16px;flex:none}
.home-user-line b{color:var(--brand-coin-gold);font-weight:700}
.version-line{text-align:center;font-size:12px;color:var(--brand-muted-foreground);margin:8px 0 0;flex:none}
@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
@keyframes fadeUpSky{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}
@keyframes fadeUpBtn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}

/* ===== 游戏页（city-racer 设计稿） ===== */
#page-game{background:var(--brand-background)}
.game-root{position:relative;width:100%;height:100%;overflow:hidden;background:var(--brand-background);touch-action:none;display:flex;flex-direction:column}
.top-skyline{position:absolute;top:10dvh;left:0;right:0;z-index:0;pointer-events:none}
.top-skyline svg{height:72px}
.g-hud{position:relative;z-index:20;display:flex;align-items:flex-start;justify-content:space-between;
  padding:max(12px,env(safe-area-inset-top)) 16px 0;gap:12px}
.g-hud-left{display:flex;align-items:center;gap:12px}
.hud-score-block{text-align:left}
.hud-lbl{font-size:11px;text-transform:uppercase;letter-spacing:.2em;color:var(--brand-muted-foreground);font-weight:600;line-height:1}
.hud-score{font-size:40px;line-height:1.05;font-weight:800;color:#fff;font-family:"DIN Alternate","Segoe UI",sans-serif;
  text-shadow:0 0 18px rgba(255,77,46,.75),0 0 34px rgba(255,77,46,.35)}
.g-hud-right{display:flex;align-items:center;gap:12px}
.coin-pill{display:flex;align-items:center;gap:6px;padding:8px 14px;border-radius:999px;
  background:rgba(21,26,34,.7);border:1px solid var(--brand-border);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.coin-pill span{font-size:16px;font-weight:700;font-family:"DIN Alternate","Segoe UI",sans-serif}
.road{position:relative;flex:1;margin:12px auto 0;width:min(92vw,520px);overflow:hidden;
  background:linear-gradient(180deg,var(--brand-card) 0%,var(--brand-background) 100%);
  border-left:1px solid var(--brand-border);border-right:1px solid var(--brand-border);
  box-shadow:0 0 60px rgba(0,0,0,.6)}
.shoulder{position:absolute;top:0;bottom:0;width:3px;
  background:repeating-linear-gradient(180deg,var(--brand-shoulder-light) 0 12px,var(--brand-popover) 12px 24px);opacity:.9;z-index:1}
.shoulder-left{left:0}.shoulder-right{right:0}
.lane-line{position:absolute;top:0;bottom:0;width:2px;z-index:1;overflow:hidden}
.lane-left{left:33.33%;transform:translateX(-50%)}
.lane-right{left:66.66%;transform:translateX(-50%)}
.lane-dash{position:absolute;top:0;bottom:0;left:0;width:2px;
  background:repeating-linear-gradient(180deg,rgba(243,245,248,.45) 0 28px,transparent 28px 56px);
  animation:dashMove .55s linear infinite}
@keyframes dashMove{from{transform:translateY(0)}to{transform:translateY(56px)}}
.speed-lines{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:2}
.speed-line-fx{position:absolute;width:2px;background:rgba(243,245,248,.08);border-radius:2px;top:-120px;animation:speedFall var(--dur,.7s) linear forwards}
@keyframes speedFall{to{transform:translateY(calc(100dvh + 160px))}}
.objects{position:absolute;inset:0;z-index:3;pointer-events:none}
.object{position:absolute;transform:translateX(-50%) translateY(0)}
.obstacle-car{width:44px;height:80px}
.obstacle-car svg{display:block;width:100%;height:100%}
.coin-obj{width:34px;height:34px;border-radius:999px;
  background:radial-gradient(circle at 30% 30%,var(--brand-coin-gold),var(--brand-coin-orange) 55%,var(--brand-coin-dark));
  box-shadow:0 0 6px rgba(255,176,32,.35);position:relative;
  animation:coinSpin 1.2s linear infinite,coinShine 1.6s ease-in-out infinite}
.coin-obj::after{content:"";position:absolute;inset:18%;border-radius:999px;border:2px solid rgba(255,255,255,.35)}
@keyframes coinSpin{from{transform:rotateY(0)}to{transform:rotateY(360deg)}}
@keyframes coinShine{0%,100%{opacity:1}50%{opacity:.72}}
.player-car{position:absolute;bottom:12%;left:50%;width:44px;height:80px;z-index:20;transform:translateX(-50%);
  transition:left .22s cubic-bezier(.25,.8,.25,1)}
.player-car svg{display:block;width:100%;height:100%}
.overlay{position:absolute;inset:0;z-index:40;background:rgba(12,16,21,.82);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px;gap:10px}
.overlay.hidden{display:none}
.ov-title{font-size:30px;font-weight:800;color:var(--brand-foreground);letter-spacing:2px}
.ov-sub{font-size:14px;color:var(--brand-muted-foreground);margin-bottom:4px}
.ov-best{font-size:13px;color:var(--brand-coin-gold);font-weight:600;margin-bottom:10px}
.ov-btn{min-height:52px;padding:0 44px;border-radius:999px;font-size:17px}
.ov-hint{font-size:12px;color:var(--brand-muted-foreground);margin-top:8px}
.flash-screen{position:absolute;inset:0;background-color:color-mix(in srgb,var(--brand-flash) 25%,transparent);
  opacity:0;transition:opacity 200ms;pointer-events:none;z-index:30}
.score-pop{position:absolute;color:var(--brand-coin-gold);font-weight:800;font-size:18px;
  text-shadow:0 0 8px rgba(255,176,32,.8);pointer-events:none;animation:popUp .7s ease-out forwards;z-index:30}
@keyframes popUp{0%{opacity:1;transform:translateY(0) scale(1)}100%{opacity:0;transform:translateY(-40px) scale(1.15)}}

/* ===== 结算页 ===== */
#page-result{align-items:center;background:radial-gradient(ellipse at 50% 10%,var(--brand-card) 0%,var(--brand-background) 68%)}
.result-score{margin-top:64px;text-align:center}
.result-score .lbl{font-size:12px;color:var(--brand-muted-foreground);letter-spacing:4px;font-weight:600}
.result-score .num{font-size:64px;font-weight:800;line-height:1.15;color:#fff;
  font-family:"DIN Alternate","Segoe UI",sans-serif;text-shadow:0 0 24px rgba(255,77,46,.6)}
.newrecord{margin-top:8px;display:none;align-items:center;gap:6px;background:linear-gradient(135deg,#FFF1D6,#FFE3B3);
  border:1px solid var(--brand-coin-orange);border-radius:999px;padding:5px 14px;font-size:12px;color:var(--brand-coin-dark);
  letter-spacing:2px;font-weight:700;animation:blink 1.4s ease infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.55}}
.result-detail{margin-top:26px;width:280px;padding:16px 20px;display:flex;flex-direction:column;gap:12px}
.rd-row{display:flex;justify-content:space-between;font-size:14px}
.rd-row .k{color:var(--brand-muted-foreground)}
.rd-row .v{font-weight:700;font-family:"DIN Alternate","Segoe UI",sans-serif;color:var(--brand-card-foreground)}
.rd-row .v.gold{color:var(--brand-coin-orange)}
.rd-divider{height:1px;background:var(--brand-border)}
.rank-beat{margin-top:14px;font-size:12px;color:var(--brand-muted-foreground)}
.rank-beat b{color:var(--brand-primary)}
.result-actions{margin-top:auto;width:100%;padding:0 30px 40px;display:flex;flex-direction:column;gap:12px}

/* ===== 排行榜页 ===== */
#page-rank{background:radial-gradient(ellipse at 50% 0%,var(--brand-card) 0%,var(--brand-background) 70%)}
.rank-list{flex:1;overflow-y:auto;padding:4px 18px 110px;display:flex;flex-direction:column;gap:8px}
.rank-item{display:flex;align-items:center;gap:12px;padding:11px 12px;background:var(--brand-card);
  border:1px solid var(--brand-border);border-radius:var(--brand-radius-md)}
.rank-item .no{width:32px;text-align:center;font-size:15px;font-family:"DIN Alternate","Segoe UI",sans-serif;color:var(--brand-muted-foreground)}
.rank-item.top .no{font-size:19px;font-weight:800}
.rank-item.top1 .no{color:var(--brand-coin-orange)}.rank-item.top2 .no{color:#9AA5B1}.rank-item.top3 .no{color:#C77A3E}
.rank-item .av{width:36px;height:36px;border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--brand-primary),#B02E14)}
.rank-item .av .ch{font-size:15px;color:#fff;font-weight:700}
.rank-item .nm{font-size:14px;color:var(--brand-card-foreground)}
.rank-item .sc{margin-left:auto;font-size:16px;font-weight:800;font-family:"DIN Alternate","Segoe UI",sans-serif;color:var(--brand-coin-orange)}
.rank-more{text-align:center;padding:14px;font-size:12px;color:var(--brand-muted-foreground)}
.myrank{position:absolute;left:18px;right:18px;bottom:22px;z-index:5;background:var(--brand-popover);
  border:1px solid rgba(255,77,46,.5);border-radius:var(--brand-radius-lg);padding:12px 16px;display:flex;align-items:center;gap:12px;
  box-shadow:var(--brand-shadow-2)}
.myrank .info{flex:1}
.myrank .u{font-size:14px;color:var(--brand-foreground);font-weight:600}
.myrank .d{font-size:11px;color:var(--brand-muted-foreground);margin-top:2px}
.myrank .sc{text-align:right}
.myrank .sc .v{font-size:18px;font-weight:800;color:var(--brand-coin-orange);font-family:"DIN Alternate","Segoe UI",sans-serif}
.myrank .sc .l{font-size:10px;color:var(--brand-muted-foreground)}
.myrank .no-badge{min-width:44px;text-align:center;background:rgba(255,77,46,.15);border:1px solid rgba(255,77,46,.5);
  border-radius:var(--brand-radius-md);padding:6px 8px;font-size:14px;font-weight:700;color:var(--brand-primary);
  font-family:"DIN Alternate","Segoe UI",sans-serif}
.avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--brand-primary),#B02E14);
  display:flex;align-items:center;justify-content:center;overflow:hidden}
.avatar .ch{font-size:18px;color:#fff;font-weight:700}