/* 十六型隐藏人格测试 H5
   视觉体系：Mystic Psyche —— 深邃玻璃拟态（午夜藏青 + 迷雾紫 + 空灵青 + 金质点缀）
   与「前端设计」设计稿 token 对齐 */
:root{
  /* 表面层 */
  --surface:#081425; --deep:#020617; --sc-lowest:#040e1f; --sc-low:#111c2d;
  --sc:#152031; --sc-high:#1f2a3c; --sc-highest:#2a3548; --sc-bright:#2f3a4c;
  /* 主色与强调 */
  --primary:#cbbeff; --primary-c:#9d85ff; --primary-fixed:#e7deff; --purple:#A855F7;
  --cyan:#22D3EE; --gold:#e9c349; --gold-dim:#cba72f; --gold-fixed:#ffe088;
  --error:#ffb4ab; --error-c:#93000a; --silver:#E2E8F0; --secondary:#bec6e0;
  /* 文字 */
  --on:#d8e3fb; --on-var:#cac4d5; --on-dim:#9aa3b8;
  /* 玻璃 */
  --glass:rgba(255,255,255,.12); --glass-soft:rgba(255,255,255,.06);
  --panel:rgba(30,41,59,.42); --panel-solid:rgba(21,32,49,.86);
  --shadow:0 8px 32px rgba(0,0,0,.34);
  --r-card:16px; --r-btn:10px; --r-chip:12px;
  --safe-b:env(safe-area-inset-bottom,0px);
  --font-h:"Noto Serif SC","Songti SC","Source Han Serif SC","Libre Caslon Text",serif;
  --font-b:"Noto Sans SC",-apple-system,BlinkMacSystemFont,"PingFang SC","Hanken Grotesk","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{font-size:100%;-webkit-text-size-adjust:100%;text-size-adjust:100%;background:var(--surface)}
body{margin:0;padding:0;background:var(--surface);color:var(--on);font-family:var(--font-b);
  font-size:1rem;line-height:1.75;letter-spacing:.01em;-webkit-font-smoothing:antialiased;overscroll-behavior-y:none}
img{max-width:100%;display:block}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
input{font-family:var(--font-b)}

/* 氛围背景：紫青星云光斑 */
.ambient{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden;
  background:radial-gradient(circle at 50% 18%,rgba(168,85,247,.16) 0%,rgba(8,20,37,1) 62%)}
.ambient i{position:absolute;display:block;border-radius:50%;filter:blur(90px)}
.ambient i:nth-child(1){top:-12%;left:-14%;width:62vw;height:62vw;background:rgba(168,85,247,.18)}
.ambient i:nth-child(2){bottom:-18%;right:-16%;width:70vw;height:70vw;background:rgba(34,211,238,.13)}
.ambient i:nth-child(3){top:38%;right:-24%;width:46vw;height:46vw;background:rgba(157,133,255,.10)}

.app{max-width:430px;min-width:320px;margin:0 auto;min-height:100vh;position:relative;overflow-x:hidden}
.page{position:relative;padding:0 24px calc(28px + var(--safe-b));animation:fade .3s ease both}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.center{text-align:center}

/* 字阶：标题衬线，正文无衬线 */
.h1{font-family:var(--font-h);font-size:1.75rem;font-weight:700;line-height:1.3;letter-spacing:.02em;margin:0}
.h2{font-family:var(--font-h);font-size:1.375rem;font-weight:600;line-height:1.35;margin:0 0 12px;color:var(--primary-fixed)}
.h3{font-family:var(--font-h);font-size:1.0625rem;font-weight:600;margin:0 0 8px;color:var(--on)}
.p{font-size:1rem;color:var(--on-var);margin:0 0 10px;line-height:1.8}
.sub{font-size:.875rem;color:var(--on-var);margin:0}
.tiny{font-size:.75rem;color:var(--on-dim);line-height:1.6}
.caps{font-size:.75rem;font-weight:600;letter-spacing:.15em;text-transform:uppercase}
.hl{color:var(--primary);font-weight:600}
.b{font-weight:600;color:var(--on)}
.grad-text{background:linear-gradient(90deg,var(--primary),var(--cyan));-webkit-background-clip:text;
  background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
.mt8{margin-top:8px}.mt12{margin-top:12px}.mt16{margin-top:16px}.mt24{margin-top:24px}.mt32{margin-top:32px}

/* 按钮：主行动为金质（高价值动作），常规为玻璃 */
.btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;height:52px;
  border-radius:var(--r-btn);font-size:1.0625rem;font-weight:600;letter-spacing:.02em;
  background:linear-gradient(135deg,var(--gold),var(--gold-dim));color:#3c2f00;
  border:1px solid rgba(255,224,136,.5);
  box-shadow:0 0 20px rgba(233,195,73,.28),inset 0 1px 1px rgba(255,255,255,.4);
  transition:transform .18s,filter .18s,box-shadow .18s}
.btn:active{transform:scale(.975);filter:brightness(.94)}
.btn[disabled]{opacity:.45;box-shadow:none;pointer-events:none}
.btn-2{height:48px;font-size:1rem;font-weight:500;color:var(--primary);
  background:rgba(30,41,59,.6);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border:1px solid var(--glass);box-shadow:none}
.btn-p{background:linear-gradient(135deg,rgba(168,85,247,.9),rgba(34,211,238,.75));color:#0b0620;
  border:1px solid rgba(203,190,255,.5);box-shadow:0 0 20px rgba(168,85,247,.35)}
.btn-t{display:inline-flex;padding:6px 4px;height:auto;font-size:.875rem;font-weight:500;
  color:var(--primary);background:none;border:0;box-shadow:none}
.btn-row{display:flex;gap:10px}
.btn-row .btn{flex:1}

/* 玻璃卡片 */
.card{background:var(--panel);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border:1px solid var(--glass);border-radius:var(--r-card);box-shadow:var(--shadow);
  padding:18px 16px;margin:12px 0}
.card-flat{background:var(--glass-soft);border:1px solid var(--glass);border-radius:var(--r-chip);padding:12px 14px}
.tag{display:inline-block;font-size:.75rem;font-weight:600;letter-spacing:.08em;padding:3px 10px;
  border-radius:999px;background:rgba(203,190,255,.14);color:var(--primary);border:1px solid rgba(203,190,255,.25)}
.tag-o{background:rgba(233,195,73,.14);color:var(--gold-fixed);border-color:rgba(233,195,73,.3)}
.tag-b{background:rgba(34,211,238,.12);color:var(--cyan);border-color:rgba(34,211,238,.28)}
.tag-gold{background:rgba(233,195,73,.12);color:var(--gold);border-color:rgba(233,195,73,.35)}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--glass),transparent);margin:26px 0}
/* 章节标题：序号 + 强调色 */
.sec{display:flex;align-items:center;gap:10px;margin:0 0 12px}
.sec i{width:26px;height:26px;flex:0 0 26px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-size:.8125rem;font-style:normal;font-weight:600;background:rgba(203,190,255,.14);
  color:var(--primary);border:1px solid rgba(203,190,255,.3)}
.sec h2{margin:0}
.sec.cyan i{background:rgba(34,211,238,.12);color:var(--cyan);border-color:rgba(34,211,238,.3)}
.sec.cyan h2{color:var(--cyan)}
.sec.gold i{background:rgba(233,195,73,.12);color:var(--gold);border-color:rgba(233,195,73,.32)}
.sec.gold h2{color:var(--gold-fixed)}
.sec.silver i{background:rgba(226,232,240,.1);color:var(--silver);border-color:rgba(226,232,240,.24)}
.sec.silver h2{color:var(--secondary)}
/* 已解锁徽章 */
.badge-vip{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  background:var(--panel);border:1px solid rgba(233,195,73,.35);color:var(--gold);
  font-size:.75rem;font-weight:600;letter-spacing:.12em}

/* 面具 IP */
.mask-wrap{display:flex;align-items:center;justify-content:center;height:32vh;min-height:190px;position:relative}
.mask{width:172px;height:172px;position:absolute;z-index:2;
  filter:drop-shadow(0 0 26px rgba(168,85,247,.45));
  transition:opacity .8s cubic-bezier(.4,0,.2,1),transform .8s cubic-bezier(.4,0,.2,1)}
.mask.off{opacity:0;transform:scale(1.55)}
.mask-spin{animation:breathe 2.4s ease-in-out infinite}
@keyframes breathe{0%,100%{transform:scale(1);opacity:.88}50%{transform:scale(1.06);opacity:1}}
.hero-txt{opacity:0;transition:opacity .7s .35s ease;z-index:1;text-align:center;padding:0 8px}
.hero-txt.on{opacity:1}
.crack{position:fixed;inset:0;pointer-events:none;z-index:60;animation:crack .3s ease both}
@keyframes crack{0%{opacity:0}40%{opacity:1}100%{opacity:0}}

/* 首页 */
.live{display:flex;align-items:center;justify-content:center;gap:7px;height:22px;
  margin:2px 0 12px;overflow:hidden}
.live-dot{flex:none;width:6px;height:6px;border-radius:50%;background:#3DDC84;
  box-shadow:0 0 8px rgba(61,220,132,.75);animation:livePulse 1.6s ease-in-out infinite}
@keyframes livePulse{0%,100%{opacity:.45;transform:scale(.85)}50%{opacity:1;transform:scale(1.15)}}
.live-txt{font-size:.75rem;color:var(--on-var);white-space:nowrap;overflow:hidden;
  text-overflow:ellipsis;opacity:0;transform:translateY(6px);
  transition:opacity .35s ease,transform .35s ease}
.live-txt.in{opacity:1;transform:none}
.live-when{color:var(--gold);margin-right:5px}
.sell{display:flex;gap:8px;margin-top:6px}
.sell div{flex:1;text-align:center;font-size:.75rem;color:var(--on-var);background:var(--panel);
  border:1px solid var(--glass);border-radius:var(--r-chip);padding:12px 4px;backdrop-filter:blur(16px)}
.sell b{display:block;font-family:var(--font-h);font-size:1.375rem;color:var(--primary);margin-bottom:4px}
.proof{background:var(--glass-soft);border:1px solid var(--glass);border-radius:var(--r-chip);
  padding:10px 14px;font-size:.8125rem;color:var(--primary);text-align:center;margin-top:16px}
.sticky-cta{position:sticky;bottom:0;padding:14px 0 calc(10px + var(--safe-b));
  background:linear-gradient(180deg,rgba(8,20,37,0),rgba(8,20,37,.92) 42%)}

/* 选项：玻璃 chip，选中态紫色描边 + 内发光 */
.opt{display:flex;align-items:flex-start;gap:10px;width:100%;text-align:left;
  background:rgba(30,41,59,.42);border:1px solid var(--glass);border-radius:var(--r-chip);
  padding:14px;margin-bottom:10px;font-size:1rem;color:var(--on-var);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  transition:transform .2s,border-color .2s,background .2s,box-shadow .2s}
.opt:active{transform:scale(.985)}
.opt.on{border-color:var(--primary);background:rgba(168,85,247,.14);color:var(--on);
  box-shadow:inset 0 0 18px rgba(168,85,247,.22),0 0 14px rgba(168,85,247,.18)}
.opt[disabled]{opacity:.6}
.opt .k{width:22px;height:22px;flex:0 0 22px;border-radius:50%;background:rgba(203,190,255,.14);
  color:var(--primary);font-size:.75rem;display:flex;align-items:center;justify-content:center;margin-top:3px}
.opt.on .k{background:var(--primary);color:#330b91}

/* 答题页 */
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:10px;
  padding:12px 0 10px;background:linear-gradient(180deg,rgba(8,20,37,.96),rgba(8,20,37,.72))}
.back{width:32px;height:32px;display:flex;align-items:center;justify-content:center;
  font-size:22px;color:var(--on-var)}
.bar{flex:none;width:100%;height:4px;border-radius:999px;background:var(--sc-highest);overflow:hidden}
.topbar .bar{flex:1}
.bar i{display:block;height:100%;width:0;border-radius:999px;
  background:linear-gradient(90deg,var(--cyan),var(--purple));transition:width .35s ease}
.pct{font-size:.75rem;font-weight:600;letter-spacing:.08em;color:var(--primary);min-width:66px;text-align:right}
.shards{display:flex;gap:3px;margin:0 0 16px}
.shards i{flex:1;height:3px;border-radius:2px;background:rgba(255,255,255,.09);transition:background .3s}
.shards i.on{background:linear-gradient(90deg,var(--primary),var(--cyan))}
.q-scene{display:inline-block;font-size:.75rem;font-weight:600;letter-spacing:.12em;color:var(--primary);
  background:rgba(203,190,255,.12);border:1px solid rgba(203,190,255,.22);padding:3px 10px;border-radius:999px}
.q-text{font-family:var(--font-h);font-size:1.25rem;font-weight:600;line-height:1.55;margin:14px 0 20px;color:var(--on)}
/* 双选反差题：表面=银，内心=紫青 */
.dual{border-radius:var(--r-card);padding:14px;margin-bottom:12px;backdrop-filter:blur(16px)}
.dual.face{border:1px solid rgba(226,232,240,.16);
  background:linear-gradient(135deg,rgba(226,232,240,.1),rgba(226,232,240,.02))}
.dual.heart{border:1px solid rgba(168,85,247,.34);
  background:linear-gradient(135deg,rgba(168,85,247,.16),rgba(34,211,238,.06));
  animation:rise .45s ease both}
@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.dual h4{margin:0 0 4px;font-size:.75rem;font-weight:600;letter-spacing:.15em}
.dual.face h4{color:var(--silver)}
.dual.heart h4{color:var(--primary)}
.dual .hint{font-size:.75rem;color:var(--on-dim);margin-bottom:10px}
.float-tip{position:fixed;left:50%;top:22%;transform:translate(-50%,-6px);z-index:70;max-width:300px;
  background:var(--panel-solid);color:var(--on);border:1px solid var(--glass);backdrop-filter:blur(18px);
  font-size:.875rem;padding:10px 16px;border-radius:var(--r-chip);box-shadow:var(--shadow);animation:fade .25s ease both}

/* 加载页 */
.load-wrap{height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:26px}
.load-list{height:26px;overflow:hidden;text-align:center}
.load-list div{height:26px;font-size:.9375rem;letter-spacing:.06em;color:var(--primary);animation:roll 6s steps(4) infinite}
@keyframes roll{to{transform:translateY(-104px)}}

/* 三重人格海报卡 */
.persona-poster{border-radius:20px;padding:20px 18px;color:var(--on);position:relative;overflow:hidden;
  background:var(--panel);border:1px solid var(--glass);backdrop-filter:blur(22px);box-shadow:var(--shadow)}
.persona-poster:before{content:'';position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(120% 80% at 80% 0%,rgba(168,85,247,.22),transparent 60%)}
.persona-row{position:relative;padding:14px 0;border-bottom:1px solid var(--glass)}
.persona-row:last-child{border-bottom:0}
.persona-row .role{font-size:.75rem;font-weight:600;letter-spacing:.15em;opacity:.9}
.persona-row .type{font-family:var(--font-h);font-size:1.625rem;font-weight:700;letter-spacing:.06em;margin:3px 0}
.persona-row .alias{font-size:.9375rem;font-weight:600;color:var(--on)}
.persona-row .quote{font-size:.8125rem;color:var(--on-var);margin-top:6px;line-height:1.6}
.persona-row.social .role{color:var(--silver)}
.persona-row.social .type{color:var(--silver)}
.persona-row.real .role{color:var(--primary)}
.persona-row.real .type{background:linear-gradient(90deg,var(--primary),var(--cyan));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.persona-row.stress .role{color:var(--error)}
.persona-row.stress .type{color:var(--error)}

.scorebar{display:flex;gap:10px;margin-top:12px}
.scorebar div{flex:1;background:var(--panel);border:1px solid var(--glass);border-radius:var(--r-chip);
  padding:12px 6px;text-align:center;backdrop-filter:blur(14px)}
.scorebar b{display:block;font-family:var(--font-h);font-size:1.5rem;color:var(--primary);line-height:1.2}
.scorebar span{font-size:.75rem;color:var(--on-dim)}
.hook{border-radius:var(--r-card);padding:16px;margin-top:16px;
  background:linear-gradient(135deg,rgba(168,85,247,.18),rgba(34,211,238,.08));
  border:1px solid rgba(168,85,247,.3)}
.hook p{margin:0;font-family:var(--font-h);font-size:1.0625rem;font-weight:600;line-height:1.6;color:var(--on)}
.rights{background:var(--panel);border:1px solid var(--glass);border-radius:var(--r-card);
  padding:14px 16px;margin-top:16px;backdrop-filter:blur(18px)}
.rights ul{margin:8px 0 0;padding:0}
.rights li{font-size:.875rem;color:var(--on-var);margin:8px 0;list-style:none;position:relative;padding-left:18px}
.rights li:before{content:'';position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;
  background:var(--gold);box-shadow:0 0 8px rgba(233,195,73,.6)}
.marquee{height:22px;overflow:hidden;text-align:center;margin:12px 0 4px}
.marquee div{height:22px;font-size:.8125rem;color:var(--gold-fixed);animation:roll2 7.5s steps(3) infinite}
@keyframes roll2{to{transform:translateY(-66px)}}

/* 维度图谱 */
.radar{width:100%;max-width:300px;margin:0 auto;display:block}
.metrics{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.metrics button{flex:1 1 46%;background:rgba(8,20,37,.5);border:1px solid var(--glass);
  border-radius:var(--r-chip);padding:10px;text-align:left}
.metrics b{display:block;font-size:.9375rem;color:var(--on)}
.metrics span{font-size:.75rem;color:var(--on-dim);display:block}
.dimcard{background:rgba(8,20,37,.5);border:1px solid var(--glass);border-radius:var(--r-chip);
  padding:12px 14px;margin-bottom:10px}
.dimcard .row{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.dimcard .row span{font-size:.75rem;font-weight:600;letter-spacing:.12em}
.dimcard .row b{font-size:.9375rem;color:var(--on)}
.dimcard .track{height:5px;border-radius:999px;background:var(--sc-highest);overflow:hidden;margin-bottom:8px}
.dimcard .track i{display:block;height:100%;border-radius:999px}
.dimcard p{margin:0;font-size:.8125rem;color:var(--on-var);line-height:1.65}
.flaw{border-radius:var(--r-card);padding:14px 16px;margin-top:14px;position:relative;overflow:hidden;
  background:rgba(147,0,10,.16);border:1px solid rgba(255,180,171,.3);backdrop-filter:blur(10px)}
.flaw:before{content:'';position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--error)}
.flaw .h3{color:var(--error);letter-spacing:.1em}
.flaw .p{color:var(--on)}

/* 推理溯源 */
.trace{background:rgba(8,20,37,.52);border:1px solid var(--glass);border-radius:var(--r-chip);
  padding:16px;margin:12px 0}
.trace .q{font-size:.9375rem;font-weight:600;color:var(--on);margin:8px 0}
.trace .a{font-size:.875rem;margin:3px 0;padding-left:12px;border-left:2px solid rgba(203,190,255,.4);color:var(--primary)}
.trace .a+.a{border-left-color:rgba(34,211,238,.4);color:var(--cyan)}
.trace .why{font-size:.875rem;color:var(--on-var);background:var(--glass-soft);
  border-radius:10px;padding:10px;margin-top:10px}
.fold{background:var(--panel);border:1px solid var(--glass);border-radius:var(--r-card);
  padding:14px 16px;margin:12px 0;backdrop-filter:blur(18px)}
.fold-h{display:flex;justify-content:space-between;align-items:center;gap:10px;font-weight:600;color:var(--on)}
.fold-b{font-size:.875rem;color:var(--on-var);margin-top:10px;line-height:1.8}
.fold-b[hidden]{display:none}
.warm{border-radius:var(--r-card);padding:14px 16px;margin:12px 0;font-size:.875rem;
  background:rgba(34,211,238,.1);border:1px solid rgba(34,211,238,.26);color:#a5e9f5}

/* 底部悬浮操作栏 */
.dock{position:sticky;bottom:0;display:flex;gap:8px;padding:10px 0 calc(10px + var(--safe-b));z-index:30;
  background:rgba(8,20,37,.86);backdrop-filter:blur(18px);border-top:1px solid var(--glass)}
.dock button{flex:1;height:46px;border-radius:var(--r-btn);font-size:.9375rem;font-weight:500;
  background:rgba(30,41,59,.6);color:var(--primary);border:1px solid var(--glass)}
.dock button.main{background:linear-gradient(135deg,var(--gold),var(--gold-dim));color:#3c2f00;border:0;
  box-shadow:0 0 16px rgba(233,195,73,.3)}

/* 历史 / 列表 */
.hist{display:flex;justify-content:space-between;align-items:center;gap:10px;
  background:var(--panel);border:1px solid var(--glass);border-radius:var(--r-chip);
  padding:14px;margin-bottom:10px;backdrop-filter:blur(14px)}

/* 输入 */
.input-wrap{position:relative}
.input{width:100%;height:52px;border-radius:var(--r-btn);background:rgba(8,20,37,.6);
  border:1px solid var(--glass);border-bottom:2px solid rgba(255,255,255,.18);
  padding:0 76px 0 16px;font-size:1.0625rem;letter-spacing:.08em;color:var(--on);outline:none}
.input::placeholder{color:var(--on-dim)}
.input:focus{border-color:rgba(233,195,73,.5);border-bottom-color:var(--gold);
  box-shadow:0 0 14px rgba(233,195,73,.18)}
.input-wrap .paste{position:absolute;right:8px;top:8px;height:36px;padding:0 12px;border-radius:8px;
  background:rgba(203,190,255,.14);color:var(--primary);font-size:.8125rem}
.err{color:var(--error);font-size:.875rem;margin-top:10px;min-height:20px}
.poster-preview{width:100%;border-radius:var(--r-card);border:1px solid var(--glass);box-shadow:var(--shadow)}

/* 人格专属皮肤：顶部氛围染色 */
.skin{position:absolute;left:-24px;right:-24px;top:-10px;height:320px;z-index:-1;pointer-events:none;opacity:.55}

/* 浮层 */
.toast{position:fixed;left:50%;bottom:14%;transform:translateX(-50%);z-index:99;max-width:80%;text-align:center;
  background:var(--panel-solid);color:var(--on);border:1px solid var(--glass);backdrop-filter:blur(18px);
  font-size:.875rem;padding:10px 18px;border-radius:999px;opacity:0;pointer-events:none;transition:opacity .25s}
.toast.on{opacity:1}
.sheet-mask,.modal-mask{position:fixed;inset:0;z-index:90;background:rgba(2,6,23,.7);backdrop-filter:blur(4px)}
.sheet{position:absolute;left:0;right:0;bottom:0;max-width:430px;margin:0 auto;
  background:rgba(17,28,45,.96);border-top:1px solid var(--glass);backdrop-filter:blur(24px);
  border-radius:22px 22px 0 0;padding:8px 24px calc(24px + var(--safe-b));animation:up .3s ease both}
@keyframes up{from{transform:translateY(100%)}to{transform:none}}
.sheet-bar{width:40px;height:4px;border-radius:4px;background:rgba(255,255,255,.22);margin:8px auto 14px}
.modal{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:86%;max-width:340px;
  background:rgba(17,28,45,.97);border:1px solid var(--glass);backdrop-filter:blur(24px);
  border-radius:18px;padding:22px 20px;text-align:center;box-shadow:var(--shadow);animation:pop .26s ease both}
@keyframes pop{from{opacity:0;transform:translate(-50%,-50%) scale(.92)}to{opacity:1;transform:translate(-50%,-50%) scale(1)}}

/* 无障碍 */
button:focus-visible,input:focus-visible,[data-act]:focus-visible{
  outline:2px solid var(--gold);outline-offset:2px;border-radius:10px}
@media (prefers-reduced-motion:reduce){*{animation-duration:.01ms !important;transition-duration:.01ms !important}}
@media (prefers-contrast:more){
  .p,.opt{color:#e8effc}
  .tiny{color:#c3ccdd}
  .card,.opt,.trace,.hist{background:rgba(4,14,31,.92)}
}