/* ============================================================
   上海嗳呀口腔 · 根管治疗大挑战
   Design system: Soft UI Evolution
   Primary #0EA5E9 · CTA #FBBF24 · Ink #0C4A6E
   ============================================================ */
:root{
  --bg-0:#EAF7FF;
  --bg-1:#D9EEFF;
  --surface:#FFFFFF;
  --surface-2:#F4FAFF;
  --ink:#0C4A6E;
  --ink-soft:#3E6E8C;
  --ink-faint:#6E95AD;
  --line:#D9ECF8;
  --brand:#0EA5E9;
  --brand-deep:#0369A1;
  --brand-soft:#E0F2FE;
  --accent:#FBBF24;
  --accent-deep:#F59E0B;
  --accent-soft:#FEF3C7;
  --danger:#EF4444;
  --danger-deep:#B91C1C;
  --danger-soft:#FEE2E2;
  --good:#10B981;
  --good-deep:#047857;
  --good-soft:#D1FAE5;
  --violet:#8B5CF6;
  --violet-soft:#EDE9FE;
  --radius-xl:32px;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:12px;
  --shadow-1:0 2px 6px rgba(12,74,110,.05), 0 10px 26px rgba(12,74,110,.07);
  --shadow-2:0 8px 22px rgba(12,74,110,.10), 0 22px 56px rgba(12,74,110,.14);
  --shadow-pop:0 14px 34px rgba(245,158,11,.35), 0 4px 12px rgba(245,158,11,.25);
  --font-display:'PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  --font-body:'PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,sans-serif;
  --ease-out:cubic-bezier(.22,1,.36,1);
  --dur:.28s;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  color:var(--ink);
  background:
    radial-gradient(1200px 640px at 85% -10%, #CFF0FF 0%, transparent 55%),
    radial-gradient(900px 560px at -10% 30%, #E6F7FF 0%, transparent 50%),
    radial-gradient(700px 520px at 60% 110%, #FFF3D6 0%, transparent 55%),
    linear-gradient(180deg, var(--bg-0) 0%, var(--bg-1) 100%);
  min-height:100vh;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
::selection{background:var(--accent);color:var(--ink)}
img,svg{display:block}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--brand);outline-offset:3px;border-radius:8px}
.hidden{display:none!important}

/* ---------- 背景装饰 ---------- */
.decor{position:fixed;inset:0;pointer-events:none;z-index:0;overflow:hidden}
.decor .blob{position:absolute;border-radius:50%;filter:blur(60px);opacity:.5;animation:blobFloat 18s ease-in-out infinite}
.decor .blob.b1{width:340px;height:340px;background:#A8E2FF;top:-90px;right:-70px}
.decor .blob.b2{width:280px;height:280px;background:#FFE6A8;bottom:-80px;left:-60px;animation-delay:-6s}
.decor .blob.b3{width:200px;height:200px;background:#C9F2DC;top:40%;left:-90px;animation-delay:-12s}
@keyframes blobFloat{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(22px,-26px) scale(1.06)}}
.decor .toothlet{position:absolute;opacity:.16;animation:toothlet 14s ease-in-out infinite}
.decor .toothlet.t1{width:46px;top:12%;right:14%;animation-delay:-3s}
.decor .toothlet.t2{width:30px;top:66%;left:8%;animation-delay:-8s}
.decor .toothlet.t3{width:22px;top:30%;left:16%;animation-delay:-5s}
@keyframes toothlet{0%,100%{transform:translateY(0) rotate(-6deg)}50%{transform:translateY(-26px) rotate(8deg)}}
.decor .spark{position:absolute;width:10px;height:10px;opacity:.35;animation:sparkTwinkle 5s ease-in-out infinite}
@keyframes sparkTwinkle{0%,100%{opacity:.12;transform:scale(.7)}50%{opacity:.5;transform:scale(1.15)}}

/* ---------- 布局 ---------- */
.app{position:relative;z-index:1;max-width:1080px;margin:0 auto;padding:0 20px 64px}

/* ---------- 顶栏 ---------- */
.topbar{
  position:sticky;top:0;z-index:60;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  margin:0 -20px;padding:12px 22px 12px;
  background:rgba(240,250,255,.82);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(14,165,233,.12);
}
.brand{display:flex;align-items:center;gap:11px}
.brand .logo{
  width:42px;height:42px;border-radius:14px;flex:none;
  background:linear-gradient(135deg,#38BDF8,#0EA5E9 60%,#0369A1);
  display:grid;place-items:center;
  box-shadow:0 6px 14px rgba(14,165,233,.35);
}
.brand .logo svg{width:24px;height:24px;fill:#fff;filter:drop-shadow(0 1px 2px rgba(0,0,0,.18))}
.brand .bt{line-height:1.15}
.brand .bt b{display:block;font-family:var(--font-display);font-size:17px;letter-spacing:.5px}
.brand .bt span{display:block;font-size:11px;color:var(--ink-faint);letter-spacing:2.2px;font-weight:700}
.top-actions{display:flex;align-items:center;gap:10px}
.score-pill{
  display:flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:8px 16px;font-weight:900;font-size:15px;color:var(--brand-deep);
  box-shadow:var(--shadow-1);
}
.score-pill .coin{width:18px;height:18px;border-radius:50%;background:radial-gradient(circle at 32% 30%,#FFF7D6,#FBBF24 55%,#F59E0B);box-shadow:inset 0 -2px 3px rgba(180,110,0,.35)}
.icon-btn{
  width:42px;height:42px;border-radius:13px;display:grid;place-items:center;
  background:#fff;border:1px solid var(--line);color:var(--brand-deep);
  box-shadow:var(--shadow-1);transition:transform var(--dur) var(--ease-out),box-shadow var(--dur),background var(--dur);
}
.icon-btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);background:var(--brand-soft)}
.icon-btn:active{transform:translateY(0) scale(.94)}
.icon-btn svg{width:21px;height:21px;stroke:currentColor;stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round}

/* ---------- 屏幕切换 ---------- */
.screen{display:none}
.screen.active{display:block!important;animation:screenIn .45s var(--ease-out) both}
@keyframes screenIn{from{opacity:0}to{opacity:1}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-weight:900;font-size:17px;letter-spacing:1px;
  padding:15px 30px;border-radius:999px;
  transition:transform var(--dur) var(--ease-out),box-shadow var(--dur),filter var(--dur);
  user-select:none;-webkit-user-select:none;touch-action:manipulation;
}
.btn:active{transform:scale(.96)}
.btn svg{width:20px;height:20px;stroke:currentColor;stroke-width:2.4;fill:none;stroke-linecap:round;stroke-linejoin:round}
.btn-primary{
  color:#7C4A03;background:linear-gradient(180deg,#FFD666,#FBBF24 55%,#F59E0B);
  box-shadow:var(--shadow-pop);position:relative;overflow:hidden;
}
.btn-primary:hover{transform:translateY(-3px);filter:brightness(1.05);box-shadow:0 18px 40px rgba(245,158,11,.42)}
.btn-primary::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,transparent 30%,rgba(255,255,255,.55) 50%,transparent 70%);
  transform:translateX(-120%);transition:transform .7s var(--ease-out);
}
.btn-primary:hover::after{transform:translateX(120%)}
.btn-ghost{
  color:var(--brand-deep);background:rgba(255,255,255,.9);
  border:1.6px solid rgba(14,165,233,.35);
  box-shadow:var(--shadow-1);
}
.btn-ghost:hover{transform:translateY(-3px);background:#fff;box-shadow:var(--shadow-2)}
.btn-soft{color:var(--ink);background:var(--surface-2);border:1.4px solid var(--line);box-shadow:var(--shadow-1)}
.btn-soft:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-lg{padding:18px 42px;font-size:19px}
.btn-sm{padding:10px 20px;font-size:14px}

/* ---------- 卡片 ---------- */
.card{
  background:var(--surface);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-1);border:1px solid rgba(217,236,248,.8);
}

/* ---------- 首页 HERO ---------- */
.hero{padding-top:34px;text-align:center}
.hero-inner{position:relative;padding:42px 34px 38px;border-radius:var(--radius-xl);overflow:hidden;
  background:linear-gradient(160deg,#FFFFFF 0%,#F2FAFF 55%,#E4F5FF 100%);
  box-shadow:var(--shadow-2);border:1px solid rgba(217,236,248,.9)}
.hero-inner::before{content:"";position:absolute;top:-70px;right:-70px;width:230px;height:230px;border-radius:50%;
  background:radial-gradient(circle,rgba(56,189,248,.22),transparent 70%)}
.hero-inner::after{content:"";position:absolute;bottom:-90px;left:-60px;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(251,191,36,.20),transparent 70%)}
.badge-chip{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(14,165,233,.10);border:1px solid rgba(14,165,233,.28);
  color:var(--brand-deep);font-weight:700;font-size:13px;letter-spacing:2px;
  padding:7px 16px;border-radius:999px;margin-bottom:18px;position:relative;z-index:1;
}
.hero h1{
  font-family:var(--font-display);font-weight:400;
  font-size:clamp(40px,7vw,66px);line-height:1.12;letter-spacing:2px;position:relative;z-index:1;
  background:linear-gradient(120deg,#0C4A6E 10%,#0EA5E9 45%,#0369A1 80%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 3px 0 rgba(255,255,255,.9));
}
.hero .sub{
  max-width:640px;margin:16px auto 0;position:relative;z-index:1;
  color:var(--ink-soft);font-size:16.5px;line-height:1.9;
}
.hero-visual{position:relative;z-index:1;display:flex;justify-content:center;align-items:flex-end;margin-top:6px}
.mascot-wrap{position:relative;width:210px}
.mascot-wrap .mascot{width:100%;animation:mascotBob 4.2s ease-in-out infinite;filter:drop-shadow(0 18px 22px rgba(12,74,110,.18))}
@keyframes mascotBob{0%,100%{transform:translateY(0) rotate(-1.4deg)}50%{transform:translateY(-12px) rotate(1.4deg)}}
.bubble{
  position:absolute;left:calc(100% + 6px);top:-6px;width:196px;
  background:#fff;border:1.6px solid var(--line);border-radius:18px 18px 18px 4px;
  padding:13px 16px;box-shadow:var(--shadow-1);
  font-size:14.5px;line-height:1.7;color:var(--ink-soft);text-align:left;
  animation:bubbleIn .6s var(--ease-out) .3s both;
}
.bubble b{color:var(--brand-deep)}
@keyframes bubbleIn{from{opacity:0;transform:translateX(16px) scale(.92)}to{opacity:1;transform:none}}
.feature-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:22px;position:relative;z-index:1}
.feature{
  display:flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.92);border:1px solid var(--line);border-radius:999px;
  padding:10px 18px;font-weight:700;font-size:14px;color:var(--ink-soft);box-shadow:var(--shadow-1);
}
.feature svg{width:19px;height:19px;stroke:var(--brand);stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round}
.feature:nth-child(2) svg{stroke:var(--violet)}
.feature:nth-child(3) svg{stroke:var(--accent-deep);fill:rgba(251,191,36,.25)}
.hero-cta{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-top:28px;position:relative;z-index:1}
.mini-board{
  margin-top:26px;position:relative;z-index:1;
  display:inline-flex;flex-direction:column;gap:0;
  background:rgba(255,255,255,.88);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:14px 20px 16px;box-shadow:var(--shadow-1);min-width:300px;text-align:left;
}
.mini-board .mb-title{display:flex;align-items:center;gap:8px;font-weight:900;font-size:14px;color:var(--brand-deep);margin-bottom:8px}
.mini-board .mb-title svg{width:17px;height:17px;stroke:var(--accent-deep);stroke-width:2;fill:rgba(251,191,36,.3);stroke-linecap:round;stroke-linejoin:round}
.mb-row{display:flex;align-items:center;gap:10px;padding:7px 8px;border-radius:12px;font-size:14px}
.mb-row .rank{width:24px;height:24px;flex:none;border-radius:8px;display:grid;place-items:center;font-weight:900;font-size:12.5px;background:var(--surface-2);color:var(--ink-faint)}
.mb-row.r1 .rank{background:linear-gradient(135deg,#FFE28A,#F59E0B);color:#7C4A03}
.mb-row.r2 .rank{background:linear-gradient(135deg,#E5EAF0,#94A3B8);color:#334155}
.mb-row.r3 .rank{background:linear-gradient(135deg,#F3C7A5,#D97706);color:#7C3F0A}
.mb-row .nm{font-weight:700;color:var(--ink);flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mb-row .sc{font-weight:900;color:var(--brand-deep)}
.mb-empty{color:var(--ink-faint);font-size:13.5px;padding:8px}

/* ---------- 游戏主界面 ---------- */
.game-shell{max-width:860px;margin:0 auto}
.stage-bar{display:flex;align-items:center;gap:16px;margin:22px 0 18px}
.stage-dots{display:flex;gap:8px;flex:1;justify-content:center}
.dot{width:12px;height:12px;border-radius:50%;background:#fff;border:2px solid rgba(14,165,233,.4);transition:all .3s var(--ease-out)}
.dot.done{background:var(--brand);border-color:var(--brand);transform:scale(1)}
.dot.now{background:var(--accent);border-color:var(--accent-deep);transform:scale(1.28);box-shadow:0 0 0 5px rgba(251,191,36,.25)}
.dot.quiz-dot{width:14px;height:14px;border-radius:5px}
.stage-name{font-family:var(--font-display);font-size:19px;letter-spacing:1px;color:var(--brand-deep);white-space:nowrap}
.stage-name small{font-family:var(--font-body);font-weight:700;font-size:12px;color:var(--ink-faint);display:block;letter-spacing:2px}
.game-card{background:var(--surface);border-radius:var(--radius-xl);box-shadow:var(--shadow-2);border:1px solid rgba(217,236,248,.9);padding:26px;position:relative;overflow:hidden;min-height:300px}

/* 关卡内头部 */
.stage-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}
.stage-head h2{font-family:var(--font-display);font-weight:400;font-size:24px;letter-spacing:1px;color:var(--ink)}
.stage-head h2 em{font-style:normal;color:var(--brand);margin-right:8px}
.hud-row{display:flex;align-items:center;gap:10px}
.hud-chip{display:flex;align-items:center;gap:7px;background:var(--surface-2);border:1px solid var(--line);border-radius:999px;padding:7px 14px;font-weight:900;font-size:14px;color:var(--ink-soft)}
.hud-chip .ico{width:16px;height:16px;stroke:var(--brand-deep);stroke-width:2.2;fill:none;stroke-linecap:round;stroke-linejoin:round}
.timer-ring{position:relative;width:46px;height:46px;flex:none}
.timer-ring svg{transform:rotate(-90deg)}
.timer-ring .track{stroke:var(--line);fill:none;stroke-width:5}
.timer-ring .bar{stroke:var(--brand);fill:none;stroke-width:5;stroke-linecap:round;transition:stroke-dashoffset .25s linear,stroke .3s}
.timer-ring .num{position:absolute;inset:0;display:grid;place-items:center;font-weight:900;font-size:13px;color:var(--brand-deep)}
.timer-ring.warn .bar{stroke:var(--danger)}
.timer-ring.warn .num{color:var(--danger-deep)}

/* 浮动 toast */
.toast{
  position:fixed;left:50%;bottom:34px;transform:translate(-50%,24px);z-index:120;
  display:flex;align-items:center;gap:10px;
  background:var(--ink);color:#fff;border-radius:999px;padding:13px 24px;
  font-weight:700;font-size:15px;letter-spacing:.5px;
  box-shadow:0 16px 40px rgba(12,74,110,.35);
  opacity:0;pointer-events:none;transition:opacity .3s var(--ease-out),transform .3s var(--ease-out);
}
.toast.show{opacity:1;transform:translate(-50%,0)}
.toast.good{background:linear-gradient(135deg,#10B981,#059669)}
.toast.bad{background:linear-gradient(135deg,#F87171,#DC2626)}
.toast .t-ico{width:20px;height:20px;stroke:#fff;stroke-width:2.4;fill:none;stroke-linecap:round;stroke-linejoin:round}

/* ---------- 遮罩/弹层 ---------- */
.overlay{
  position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:20px;
  background:rgba(12,74,110,.34);backdrop-filter:blur(7px);-webkit-backdrop-filter:blur(7px);
  opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity .3s var(--ease-out),visibility 0s linear .3s;
}
.overlay.show{opacity:1;visibility:visible;pointer-events:auto;transition:opacity .3s var(--ease-out),visibility 0s}
.dialog{
  width:min(560px,94vw);max-height:88vh;overflow-y:auto;
  background:#fff;border-radius:var(--radius-xl);box-shadow:var(--shadow-2);
  padding:34px 32px 30px;text-align:center;position:relative;
  transform:translateY(22px) scale(.96);transition:transform .34s var(--ease-out);
}
.overlay.show .dialog{transform:none}
.dialog .d-kicker{font-weight:900;font-size:12.5px;letter-spacing:3px;color:var(--brand);margin-bottom:6px}
.dialog h3{font-family:var(--font-display);font-weight:400;font-size:30px;letter-spacing:1px;color:var(--ink);margin-bottom:10px}
.dialog .d-body{color:var(--ink-soft);font-size:15.5px;line-height:2;text-align:left}
.dialog .d-body b{color:var(--brand-deep)}
.dialog .d-body .hl{color:var(--accent-deep);font-weight:900}
.dialog .d-actions{display:flex;gap:12px;justify-content:center;margin-top:24px;flex-wrap:wrap}
.stage-icon{width:92px;height:92px;margin:0 auto 16px;border-radius:26px;display:grid;place-items:center;background:var(--brand-soft);box-shadow:var(--shadow-1)}
.stage-icon svg{width:46px;height:46px;stroke:var(--brand-deep);stroke-width:1.8;fill:none;stroke-linecap:round;stroke-linejoin:round}
.knowledge-card{background:linear-gradient(160deg,#EFF8FF,#E4F5FF);border:1px solid rgba(14,165,233,.22);border-radius:var(--radius-md);padding:16px 18px;margin-top:14px;text-align:left}
.knowledge-card .k-tag{display:inline-flex;align-items:center;gap:6px;font-weight:900;font-size:12px;letter-spacing:2px;color:var(--brand-deep);margin-bottom:6px}
.knowledge-card .k-tag svg{width:15px;height:15px;stroke:var(--brand-deep);stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round}
.knowledge-card p{font-size:14px;line-height:1.95;color:var(--ink-soft)}

/* ---------- 关卡 1：拍片诊断 ---------- */
.xray-panel{
  background:linear-gradient(180deg,#0B3A57,#0E4A6E 60%,#0B3A57);
  border-radius:var(--radius-lg);padding:22px 18px 18px;position:relative;
  box-shadow:inset 0 2px 14px rgba(0,0,0,.3),0 10px 26px rgba(12,74,110,.18);
  border:1px solid rgba(56,189,248,.25);
}
.xray-panel .xray-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.xray-panel .xray-head .xl{display:flex;align-items:center;gap:8px;color:#7DD3FC;font-weight:700;font-size:13px;letter-spacing:2px}
.xray-panel .xray-head .xl svg{width:17px;height:17px;stroke:#7DD3FC;stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round}
.xray-panel .xray-head .xp{color:#38BDF8;font-size:12px;font-weight:700;letter-spacing:1.5px;opacity:.8}
.teeth-row{display:flex;justify-content:center;gap:6px;flex-wrap:nowrap;padding:6px 0 2px}
.teeth-row svg{width:56px;height:64px;overflow:visible}
.tooth-tap{transition:transform .18s var(--ease-out),filter .18s}
.tooth-tap:hover{transform:translateY(-5px);filter:drop-shadow(0 6px 10px rgba(56,189,248,.55))}
.tooth-tap.wrong{animation:shake .45s}
.tooth-tap.good{animation:pop .5s var(--ease-out)}
.tooth-tap.off{opacity:.45;pointer-events:none}
.tooth-tap .cavity{opacity:.92}
@keyframes shake{0%,100%{transform:translateX(0)}20%{transform:translateX(-7px)}40%{transform:translateX(6px)}60%{transform:translateX(-5px)}80%{transform:translateX(4px)}}
@keyframes pop{0%{transform:scale(1)}45%{transform:scale(1.22) translateY(-6px)}100%{transform:scale(1)}}
.xray-foot{display:flex;align-items:center;justify-content:space-between;margin-top:14px}
.xray-foot .hint{color:#7DD3FC;font-size:13px;letter-spacing:1px;opacity:.85}
.diag-note{
  margin-top:16px;display:flex;gap:12px;align-items:flex-start;
  background:var(--accent-soft);border:1px solid rgba(245,158,11,.4);border-radius:var(--radius-md);
  padding:14px 16px;font-size:14px;line-height:1.8;color:#7C4A03;
}
.diag-note svg{width:20px;height:20px;stroke:var(--accent-deep);stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round;flex:none;margin-top:2px}

/* ---------- 关卡 2：开髓 ---------- */
.drill-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:center}
.tooth-stage{position:relative;background:linear-gradient(180deg,#FBFDFF,#F0F8FE);border:1px solid var(--line);border-radius:var(--radius-lg);padding:18px;display:grid;place-items:center}
.tooth-stage svg{width:min(320px,88%);height:auto;overflow:visible}
.drill-zone{
  background:var(--surface-2);border:1.5px dashed rgba(14,165,233,.4);border-radius:var(--radius-lg);
  padding:20px;display:flex;flex-direction:column;gap:16px;
}
.depth-bar{position:relative;height:16px;border-radius:999px;background:linear-gradient(90deg,#DBEEFB,#FDE8C8 55%,#FBC9C9 80%,#F5A3A3);box-shadow:inset 0 1px 3px rgba(12,74,110,.18);overflow:hidden}
.depth-bar .zones{position:absolute;inset:0;border-radius:999px}
.depth-bar .zone-line{position:absolute;top:-4px;bottom:-4px;width:3px;background:rgba(255,255,255,.95);box-shadow:0 0 6px rgba(0,0,0,.25);border-radius:2px}
.depth-bar .fill{position:absolute;left:0;top:0;bottom:0;width:0%;background:linear-gradient(90deg,#0EA5E9,#0284C7);border-radius:999px;transition:width .1s linear}
.depth-bar .knob{position:absolute;top:50%;left:0%;width:22px;height:22px;border-radius:50%;background:#fff;border:3px solid var(--brand-deep);transform:translate(-50%,-50%);box-shadow:0 2px 6px rgba(0,0,0,.25);transition:left .1s linear}
.zone-legend{display:flex;justify-content:space-between;font-size:11.5px;font-weight:700;color:var(--ink-faint)}
.zone-legend .zl{display:flex;align-items:center;gap:5px}
.zone-legend .sw{width:10px;height:10px;border-radius:3px}
.drill-btn{
  width:100%;padding:20px;border-radius:22px;font-weight:900;font-size:21px;letter-spacing:6px;
  color:#fff;background:linear-gradient(180deg,#38BDF8,#0284C7);
  box-shadow:0 10px 24px rgba(14,165,233,.4);
  transition:transform .12s,filter .2s,box-shadow .3s;
}
.drill-btn:hover{filter:brightness(1.08)}
.drill-btn:active{transform:scale(.96);box-shadow:0 4px 12px rgba(14,165,233,.4)}
.drill-btn.running{background:linear-gradient(180deg,#FB923C,#EA580C);box-shadow:0 10px 24px rgba(234,88,12,.4);animation:drillPulse .7s ease-in-out infinite}
@keyframes drillPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.03)}}
.depth-readout{text-align:center;font-weight:900;font-size:15px;color:var(--ink-soft)}
.depth-readout b{color:var(--brand-deep);font-size:22px;font-family:var(--font-display);font-weight:400}

/* ---------- 关卡 3：清创 ---------- */
.zap-arena{
  position:relative;height:min(420px,52vh);min-height:320px;overflow:hidden;
  border-radius:var(--radius-lg);
  background:
    radial-gradient(120% 90% at 50% 0%, #155E85 0%, #0B3A57 55%, #07273D 100%);
  box-shadow:inset 0 0 60px rgba(0,0,0,.45),0 10px 26px rgba(12,74,110,.2);
  cursor:crosshair;user-select:none;-webkit-user-select:none;touch-action:manipulation;
}
.zap-arena::before{content:"根管内部 · 放大视野";position:absolute;top:14px;left:16px;color:#7DD3FC;font-size:12px;font-weight:700;letter-spacing:2px;opacity:.75}
.zap-arena .pulse-rings{position:absolute;inset:0;pointer-events:none}
.germ{
  position:absolute;width:56px;height:56px;transform:translate(-50%,-50%);
  animation:germFloat 2.4s ease-in-out infinite;transition:opacity .3s;
}
.germ svg{width:100%;height:100%;overflow:visible}
.germ.leaving{opacity:0;transform:translate(-50%,-50%) scale(.5)}
.germ.zapped{pointer-events:none}
@keyframes germFloat{0%,100%{transform:translate(-50%,-50%) rotate(-8deg)}50%{transform:translate(-50%,-50%) rotate(10deg)}}
.zap-star{
  position:absolute;width:44px;height:44px;transform:translate(-50%,-50%);pointer-events:none;
  animation:zapPop .5s var(--ease-out) forwards;
}
@keyframes zapPop{0%{opacity:0;transform:translate(-50%,-50%) scale(.3) rotate(0)}30%{opacity:1}100%{opacity:0;transform:translate(-50%,-50%) scale(1.5) rotate(140deg)}}
.combo-float{
  position:absolute;transform:translate(-50%,-50%);pointer-events:none;
  font-family:var(--font-display);font-size:26px;color:#FDE68A;
  text-shadow:0 2px 0 rgba(0,0,0,.35);animation:comboUp .9s var(--ease-out) forwards;
}
@keyframes comboUp{0%{opacity:0;transform:translate(-50%,-40%) scale(.6)}25%{opacity:1;transform:translate(-50%,-70%) scale(1.15)}100%{opacity:0;transform:translate(-50%,-130%) scale(1)}}
.zap-hud{display:flex;justify-content:space-between;align-items:center;margin-top:14px;gap:10px;flex-wrap:wrap}
.zap-stats{display:flex;gap:10px;flex-wrap:wrap}
.stat-box{background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius-md);padding:9px 16px;text-align:center;min-width:86px}
.stat-box .sv{font-family:var(--font-display);font-size:22px;color:var(--brand-deep);font-weight:400;line-height:1.1}
.stat-box .sl{font-size:11px;font-weight:700;color:var(--ink-faint);letter-spacing:1.5px}

/* ---------- 关卡 4：充填 ---------- */
.fill-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:22px;align-items:center}
.fill-stage{background:linear-gradient(180deg,#FBFDFF,#F0F8FE);border:1px solid var(--line);border-radius:var(--radius-lg);padding:16px;display:grid;place-items:center}
.fill-stage svg{width:min(300px,86%);height:auto;overflow:visible}
.bead{cursor:pointer;transition:transform .15s var(--ease-out);transform-box:fill-box;transform-origin:center}
.bead:hover{transform:scale(1.15)}
.bead.pending .bead-core{fill:#CBD5E1}
.bead.on{animation:beadPulse 1s ease-in-out infinite}
.bead.done .bead-core{fill:#F59E0B;stroke:#B45309}
.bead.done .bead-glow{opacity:1}
.bead.miss .bead-core{fill:#94A3B8}
@keyframes beadPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.28)}}
.bead-glow{opacity:0;transition:opacity .2s}
.fill-side{display:flex;flex-direction:column;gap:16px}
.fill-progress{background:var(--surface-2);border:1.5px dashed rgba(14,165,233,.4);border-radius:var(--radius-lg);padding:18px 20px}
.fill-progress .fp-label{font-weight:900;font-size:13px;color:var(--ink-faint);letter-spacing:2px;margin-bottom:10px;display:flex;justify-content:space-between}
.fill-progress .fp-track{height:14px;border-radius:999px;background:#E3EEF7;overflow:hidden;box-shadow:inset 0 1px 3px rgba(12,74,110,.15)}
.fill-progress .fp-fill{height:100%;width:0%;border-radius:999px;background:linear-gradient(90deg,#FBBF24,#F59E0B);transition:width .5s var(--ease-out)}
.fill-progress .fp-hint{font-size:12.5px;color:var(--ink-faint);margin-top:10px;line-height:1.7}

/* ---------- 关卡 5：牙冠 ---------- */
.crown-layout{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:center}
.prep-tooth{background:linear-gradient(180deg,#FBFDFF,#F0F8FE);border:1px solid var(--line);border-radius:var(--radius-lg);padding:18px;display:grid;place-items:center;position:relative}
.prep-tooth svg{width:min(300px,90%);height:auto;overflow:visible}
.prep-tooth .crown-float{position:absolute;top:8px;left:50%;transform:translateX(-50%);animation:crownDrop 1s var(--ease-out) both;pointer-events:none}
@keyframes crownDrop{from{transform:translate(-50%,-90px) rotate(-6deg);opacity:0}to{transform:translate(-50%,0) rotate(0);opacity:1}}
.crown-options{display:flex;flex-direction:column;gap:12px}
.crown-opt{
  display:flex;align-items:center;gap:14px;text-align:left;
  background:var(--surface-2);border:2px solid var(--line);border-radius:var(--radius-md);
  padding:13px 16px;transition:all .22s var(--ease-out);position:relative;
}
.crown-opt:hover{border-color:var(--brand);transform:translateX(4px);background:#fff;box-shadow:var(--shadow-1)}
.crown-opt .co-svg{width:52px;height:52px;flex:none;background:#fff;border:1px solid var(--line);border-radius:14px;display:grid;place-items:center;box-shadow:var(--shadow-1)}
.crown-opt .co-svg svg{width:34px;height:34px;overflow:visible}
.crown-opt .co-t b{display:block;font-size:15.5px;color:var(--ink)}
.crown-opt .co-t span{display:block;font-size:12.5px;color:var(--ink-faint);margin-top:2px;line-height:1.5}
.crown-opt.picked{border-color:var(--good);background:var(--good-soft)}
.crown-opt.picked.bad{border-color:var(--danger);background:var(--danger-soft)}
.crown-opt .co-mark{position:absolute;top:-9px;right:-9px;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;font-weight:900;font-size:14px;color:#fff;box-shadow:var(--shadow-1)}
.crown-opt.picked .co-mark{background:var(--good)}
.crown-opt.picked.bad .co-mark{background:var(--danger)}

/* ---------- 问答 ---------- */
.quiz-intro{text-align:center;padding:8px 0 4px}
.quiz-q{
  font-family:var(--font-display);font-weight:400;font-size:clamp(21px,3.4vw,26px);
  line-height:1.5;color:var(--ink);margin:6px 0 22px;letter-spacing:.5px;
}
.quiz-q .q-num{color:var(--brand);margin-right:6px}
.quiz-opts{display:flex;flex-direction:column;gap:12px}
.quiz-opt{
  display:flex;align-items:center;gap:14px;text-align:left;
  background:var(--surface-2);border:2px solid var(--line);border-radius:var(--radius-md);
  padding:15px 18px;font-size:16px;font-weight:700;color:var(--ink);
  transition:all .2s var(--ease-out);
}
.quiz-opt .qk{
  width:34px;height:34px;flex:none;border-radius:11px;background:#fff;border:1.6px solid var(--line);
  display:grid;place-items:center;font-weight:900;color:var(--brand-deep);font-size:15px;
  transition:all .2s;
}
.quiz-opt:hover{border-color:var(--brand);background:#fff;transform:translateX(4px);box-shadow:var(--shadow-1)}
.quiz-opt.correct{border-color:var(--good);background:var(--good-soft)}
.quiz-opt.correct .qk{background:var(--good);border-color:var(--good);color:#fff}
.quiz-opt.wrong{border-color:var(--danger);background:var(--danger-soft);animation:shake .45s}
.quiz-opt.wrong .qk{background:var(--danger);border-color:var(--danger);color:#fff}
.quiz-opt.disabled{pointer-events:none;opacity:.8}
.quiz-feedback{
  margin-top:18px;display:none;gap:12px;align-items:flex-start;
  border-radius:var(--radius-md);padding:15px 18px;
}
.quiz-feedback.show{display:flex;animation:screenIn .4s var(--ease-out)}
.quiz-feedback.good{background:var(--good-soft);border:1px solid rgba(16,185,129,.4)}
.quiz-feedback.bad{background:var(--danger-soft);border:1px solid rgba(239,68,68,.35)}
.quiz-feedback svg{width:22px;height:22px;flex:none;margin-top:2px;stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round}
.quiz-feedback.good svg{stroke:var(--good-deep)}
.quiz-feedback.bad svg{stroke:var(--danger-deep)}
.quiz-feedback .qf-t{font-weight:900;font-size:16px;margin-bottom:4px}
.quiz-feedback.good .qf-t{color:var(--good-deep)}
.quiz-feedback.bad .qf-t{color:var(--danger-deep)}
.quiz-feedback p{font-size:13.5px;line-height:1.85;color:var(--ink-soft)}
.quiz-foot{display:flex;justify-content:space-between;align-items:center;margin-top:20px}
.streak-chip{display:inline-flex;align-items:center;gap:7px;background:var(--violet-soft);border:1px solid rgba(139,92,246,.35);color:#6D28D9;font-weight:900;font-size:13px;padding:7px 14px;border-radius:999px}
.streak-chip svg{width:16px;height:16px;stroke:#6D28D9;stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round}
.streak-chip.off{opacity:0;transform:translateY(6px);transition:all .3s}

/* ---------- 结算 ---------- */
.result-hero{text-align:center;padding-top:10px}
.rating-badge{
  width:132px;height:132px;margin:8px auto 18px;border-radius:50%;
  display:grid;place-items:center;position:relative;
  background:conic-gradient(from 210deg,var(--brand),#7DD3FC,var(--brand));
  box-shadow:0 14px 34px rgba(14,165,233,.35);
}
.rating-badge::before{content:"";position:absolute;inset:7px;border-radius:50%;background:#fff}
.rating-badge .rt{position:relative;font-family:var(--font-display);font-size:46px;font-weight:400;letter-spacing:2px}
.rating-badge .rt span{display:block;font-family:var(--font-body);font-size:11px;font-weight:900;letter-spacing:3px;color:var(--ink-faint);margin-top:2px}
.result-hero .rh-title{font-family:var(--font-display);font-weight:400;font-size:clamp(28px,4.6vw,38px);color:var(--ink);letter-spacing:1px}
.result-hero .rh-sub{color:var(--ink-soft);font-size:15.5px;margin-top:8px;line-height:1.8}
.total-score{
  display:inline-flex;align-items:baseline;gap:10px;margin-top:18px;
  background:linear-gradient(135deg,#FFF9E8,#FEF3C7);border:1.5px solid rgba(245,158,11,.5);
  border-radius:999px;padding:12px 30px;box-shadow:var(--shadow-1);
}
.total-score .ts-label{font-weight:900;font-size:13px;letter-spacing:2px;color:#B45309}
.total-score .ts-num{font-family:var(--font-display);font-weight:400;font-size:44px;color:#B45309;line-height:1}
.breakdown{margin-top:26px;display:flex;flex-direction:column;gap:12px;text-align:left}
.br-row{display:flex;align-items:center;gap:14px}
.br-row .br-name{width:96px;flex:none;font-weight:700;font-size:13.5px;color:var(--ink-soft);display:flex;align-items:center;gap:7px}
.br-row .br-name svg{width:16px;height:16px;stroke:var(--brand-deep);stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round}
.br-row .br-track{flex:1;height:12px;border-radius:999px;background:#E8F2FA;overflow:hidden}
.br-row .br-fill{height:100%;width:0%;border-radius:999px;background:linear-gradient(90deg,#38BDF8,#0EA5E9);transition:width .9s var(--ease-out)}
.br-row .br-score{width:56px;flex:none;text-align:right;font-weight:900;font-size:14px;color:var(--brand-deep)}
.result-actions{display:flex;gap:14px;justify-content:center;margin-top:28px;flex-wrap:wrap}
.board-enter{
  margin-top:26px;background:linear-gradient(160deg,#FFF9E8,#FEF3C7);
  border:1.5px solid rgba(245,158,11,.45);border-radius:var(--radius-lg);padding:22px 24px;
}
.board-enter .be-title{font-weight:900;font-size:17px;color:#92400E;display:flex;align-items:center;justify-content:center;gap:9px;margin-bottom:6px}
.board-enter .be-title svg{width:21px;height:21px;stroke:#F59E0B;stroke-width:2;fill:rgba(251,191,36,.35);stroke-linecap:round;stroke-linejoin:round}
.board-enter .be-sub{font-size:13.5px;color:#92400E;opacity:.85;margin-bottom:16px}
.nick-form{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.nick-input{
  flex:1;min-width:200px;max-width:320px;
  border:2px solid rgba(245,158,11,.55);border-radius:999px;padding:13px 22px;
  font-family:inherit;font-size:16px;font-weight:700;color:var(--ink);background:#fff;
  box-shadow:inset 0 1px 4px rgba(0,0,0,.06);
}
.nick-input::placeholder{color:var(--ink-faint);font-weight:500}
.not-qualified{margin-top:26px;background:var(--surface-2);border:1.5px dashed rgba(14,165,233,.4);border-radius:var(--radius-lg);padding:18px;text-align:center}
.not-qualified .nq-t{font-weight:900;font-size:15.5px;color:var(--ink-soft)}
.not-qualified .nq-t b{color:var(--accent-deep)}

/* ---------- 积分榜 ---------- */
.board-wrap{max-width:640px;margin:0 auto}
.board-title{text-align:center;margin:30px 0 22px}
.board-title .bt-kicker{font-weight:900;font-size:12.5px;letter-spacing:3px;color:var(--brand);margin-bottom:6px}
.board-title h2{font-family:var(--font-display);font-weight:400;font-size:clamp(30px,5vw,42px);letter-spacing:1px;color:var(--ink)}
.board-list{display:flex;flex-direction:column;gap:10px}
.board-row{
  display:flex;align-items:center;gap:14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:13px 16px;box-shadow:var(--shadow-1);
  animation:rowIn .5s var(--ease-out) both;
}
@keyframes rowIn{from{opacity:0;transform:translateX(-14px)}to{opacity:1;transform:none}}
.board-row.me{border-color:var(--accent);box-shadow:0 0 0 3px rgba(251,191,36,.3),var(--shadow-1);background:linear-gradient(180deg,#FFFDF4,#FFF9E8)}
.board-row .rank-badge{
  width:38px;height:38px;flex:none;border-radius:13px;display:grid;place-items:center;
  font-weight:900;font-size:16px;background:var(--surface-2);color:var(--ink-faint);
}
.board-row.r1 .rank-badge{background:linear-gradient(135deg,#FFE28A,#F59E0B);color:#7C4A03;box-shadow:0 4px 10px rgba(245,158,11,.4)}
.board-row.r2 .rank-badge{background:linear-gradient(135deg,#E5EAF0,#94A3B8);color:#334155}
.board-row.r3 .rank-badge{background:linear-gradient(135deg,#F3C7A5,#D97706);color:#7C3F0A}
.board-row .b-name{flex:1;font-weight:900;font-size:16px;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.board-row .b-name .me-tag{display:inline-block;margin-left:8px;font-size:10.5px;font-weight:900;letter-spacing:1px;color:#fff;background:var(--accent-deep);padding:2px 8px;border-radius:999px;vertical-align:2px}
.board-row .b-rating{font-size:11.5px;font-weight:900;color:var(--ink-faint);letter-spacing:1px;padding:4px 9px;border-radius:999px;background:var(--surface-2)}
.board-row .b-date{font-size:11.5px;color:var(--ink-faint);flex:none;width:74px;text-align:right}
.board-row .b-score{font-family:var(--font-display);font-weight:400;font-size:24px;color:var(--brand-deep);min-width:64px;text-align:right}
.board-empty{text-align:center;color:var(--ink-faint);padding:40px 0;font-size:15px;line-height:2}
.board-actions{display:flex;gap:12px;justify-content:center;margin-top:26px;flex-wrap:wrap}
.board-clear{margin-top:22px;text-align:center}
.board-clear button{font-size:12px;color:var(--ink-faint);text-decoration:underline;letter-spacing:1px;padding:8px 12px}

/* ---------- 页脚 ---------- */
.footer{text-align:center;margin-top:44px;color:var(--ink-faint);font-size:12.5px;line-height:2;letter-spacing:.5px}
.footer b{color:var(--ink-soft)}

/* ---------- 彩带 ---------- */
#confetti-canvas{position:fixed;inset:0;z-index:200;pointer-events:none}

/* ---------- 响应式 ---------- */
@media (max-width:900px){
  .drill-layout,.fill-layout,.crown-layout{grid-template-columns:1fr}
  .crown-layout .prep-tooth{order:-1}
}
@media (max-width:620px){
  .app{padding:0 12px 48px}
  .topbar{margin:0 -12px;padding:10px 14px}
  .brand .bt span{display:none}
  .score-pill{padding:7px 12px;font-size:13.5px}
  .hero-inner{padding:30px 18px 26px}
  .hero .sub{font-size:15px}
  .bubble{position:static;width:auto;margin:14px auto 0;text-align:center;border-radius:18px}
  .mascot-wrap{width:168px}
  .game-card{padding:18px 14px}
  .stage-bar{gap:10px}
  .stage-name{font-size:15px}
  .stage-dots .dot{width:10px;height:10px}
  .teeth-row{gap:3px}
  .teeth-row svg{width:40px;height:46px}
  .hud-chip{padding:6px 10px;font-size:12.5px}
  .timer-ring{width:40px;height:40px}
  .zap-arena{min-height:280px}
  .drill-btn{font-size:18px;padding:16px}
  .dialog{padding:26px 20px 24px}
  .quiz-opt{font-size:15px;padding:13px 14px}
  .board-row .b-date{display:none}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  html{scroll-behavior:auto}
}

/* =============================================================
 * 特展馆适配（shaykq.com CSP: style-src 'self'，无内联样式属性）
 * 新增 class：替代原 HTML style 属性的静态样式
 * ============================================================= */
.svg-defs{width:0;height:0;position:absolute}
.decor .spark.s1{top:20%;left:78%}
.decor .spark.s2{top:70%;right:6%;animation-delay:-2s}
.zl-72{left:72%!important}
.zl-78{left:78%!important}
.dr-status{font-size:13px;font-weight:700;color:var(--ink-faint)}
.drill-btn{touch-action:manipulation}
.combo-chip{position:absolute;top:14px;left:50%;transform:translateX(-50%);display:none;align-items:center;gap:7px;background:rgba(251,191,36,.16);border:1.5px solid rgba(251,191,36,.6);color:#FDE68A;font-weight:900;font-size:14px;letter-spacing:2px;padding:6px 16px;border-radius:999px}
.combo-chip.on{display:flex}
.zap-star-ic{width:100%;height:100%}
.crown-float svg{width:76px;height:auto}
.intro-line{text-align:center;font-weight:700;color:var(--ink);margin:0 0 4px}
.ts-small{font-size:11px}
.bead.on .bead-core{fill:#FDE68A;stroke:#F59E0B}
.rating-badge.r-sss{background:conic-gradient(from 210deg,#F59E0B,#FFE28A,#F59E0B);box-shadow:0 14px 34px rgba(245,158,11,.33)}
.rating-badge.r-ss{background:conic-gradient(from 210deg,#8B5CF6,#C4B5FD,#8B5CF6);box-shadow:0 14px 34px rgba(139,92,246,.33)}
.rating-badge.r-s{background:conic-gradient(from 210deg,#0EA5E9,#7DD3FC,#0EA5E9);box-shadow:0 14px 34px rgba(14,165,233,.33)}
.rating-badge.r-a{background:conic-gradient(from 210deg,#14B8A6,#99F6E4,#14B8A6);box-shadow:0 14px 34px rgba(20,184,166,.3)}
.rating-badge.r-b{background:conic-gradient(from 210deg,#F97316,#FDBA74,#F97316);box-shadow:0 14px 34px rgba(249,115,22,.3)}
.rating-badge.r-c{background:conic-gradient(from 210deg,#94A3B8,#CBD5E1,#94A3B8);box-shadow:0 14px 34px rgba(148,163,184,.3)}

/* 特展馆壳（返回官网/预约/页脚/无障碍跳转） */
.skip{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip:focus{position:fixed;left:12px;top:12px;width:auto;height:auto;z-index:300;background:#fff;color:var(--brand-deep);padding:10px 18px;border-radius:999px;box-shadow:var(--shadow-2);font-weight:700;font-size:14px}
.top-link{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:13.5px;color:var(--brand-deep);text-decoration:none;padding:8px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-1);transition:transform var(--dur) var(--ease-out),box-shadow var(--dur)}
.top-link:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.top-link svg{width:15px;height:15px;stroke:currentColor;stroke-width:2.2;fill:none;stroke-linecap:round;stroke-linejoin:round}
.cta-mini{display:inline-flex;align-items:center;gap:6px;font-weight:900;font-size:13.5px;color:#7C4A03;text-decoration:none;padding:8px 16px;border-radius:999px;background:linear-gradient(180deg,#FFD666,#FBBF24 55%,#F59E0B);box-shadow:var(--shadow-pop)}
.cta-mini:hover{filter:brightness(1.05)}
.ex-footer{margin-top:44px;padding:22px 0 8px;border-top:1px solid rgba(14,165,233,.14);text-align:center;font-size:12.5px;line-height:2.1;color:var(--ink-faint)}
.ex-footer a{color:var(--brand-deep);text-decoration:none}
.ex-footer .disclaimer{max-width:760px;margin:10px auto 0}
.noscript-note{display:none;margin:26px auto;max-width:600px;text-align:center;color:var(--ink-faint);font-size:14px;line-height:2}
html:not(.js) .noscript-note{display:block}
@media (max-width:620px){
  .top-link span{display:none}
  .cta-mini{display:none}
}
.zone-legend .sw-e{background:#0EA5E9}
.zone-legend .sw-t{background:#FBBF24}
.zone-legend .sw-d{background:#EF4444}

/* 特展馆统一备案行（与主站 footer 同源：ICP/医疗广告审查号/公安备案） */
.ex-beian{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:4px 14px;margin-top:4px}
.ex-beian a{color:var(--brand-deep);text-decoration:none}
.ex-beian .footer-beian-ps{display:inline-flex;align-items:center;gap:4px}
.ex-beian .footer-beian-ps img{width:14px;height:14px;vertical-align:-2px}