/* 谁更了解我 / Who Knows Me Better — mobile-first (390px), no images, system fonts. */
:root{--bg:#16121f;--bg2:#211a2e;--card:#2a2139;--line:rgba(255,255,255,.12);--tx:#f6f0ff;--mut:#b6a9c9;--acc:#ff4f8b;--acc2:#ffd166;--ok:#3ddc84;--no:#ff5a5a;--tip-acc:#ffd166;--tip-bg:#241b33}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
[hidden]{display:none!important}
html,body{margin:0;background:var(--bg);color:var(--tx);font:16px/1.45 -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",Roboto,sans-serif}
body{min-height:100vh;background:radial-gradient(120% 60% at 50% -10%,#3a1f4f 0%,var(--bg) 60%) fixed}
body.tip-up{padding-bottom:190px}
button{font:inherit;color:inherit}
input,textarea{font:inherit}
.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:8px;max-width:460px;margin:0 auto;padding:10px 14px;background:rgba(22,18,31,.86);backdrop-filter:blur(8px)}
.brand{color:var(--tx);text-decoration:none;font-weight:800;letter-spacing:.5px}.brand b{color:var(--acc)}
.tsp{flex:1}
.lang{color:var(--mut);font-size:13px;text-decoration:none;border:1px solid var(--line);border-radius:999px;padding:3px 10px}
.camBtn{border:1px solid var(--line);background:none;border-radius:999px;padding:3px 10px;font-size:13px;color:var(--mut);cursor:pointer}.camBtn.on{border-color:var(--no);color:#ffd6d6}
#app{max-width:460px;margin:0 auto;padding:6px 16px 30px}
.screen{display:none}.screen.on{display:block;animation:fadein .25s ease}
@keyframes fadein{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.boot{padding:80px 0;text-align:center;color:var(--mut)}
.foot{max-width:460px;margin:0 auto;padding:10px 16px 26px;text-align:center;color:#6f6386;font-size:12px}
h1.hero{margin:18px 0 6px;font-size:40px;line-height:1.1;font-weight:900;letter-spacing:1px}
h1.hero em{font-style:normal;background:linear-gradient(90deg,var(--acc),var(--acc2));-webkit-background-clip:text;background-clip:text;color:transparent}
.tag{margin:0 0 16px;color:var(--mut)}
.how{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:0 0 18px;padding:0;list-style:none}
.how li{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:10px 8px;font-size:12.5px;line-height:1.35;color:var(--mut)}.how b{display:block;font-size:20px;margin-bottom:2px}
.lbl{display:block;margin:12px 2px 6px;font-size:13px;color:var(--mut)}
.in{width:100%;padding:13px 14px;border-radius:14px;border:1.5px solid var(--line);background:var(--bg2);color:var(--tx);font-size:16px;outline:none}.in:focus{border-color:var(--acc)}
.cnt{float:right;font-size:12px;color:#7f7396}
.btn{display:block;width:100%;margin:10px 0 0;padding:14px 16px;border-radius:16px;border:0;background:var(--card);color:var(--tx);font-weight:800;font-size:16px;cursor:pointer;text-align:center;text-decoration:none}
.btn.main{background:linear-gradient(90deg,var(--acc),#ff7a59);color:#fff;box-shadow:0 8px 22px rgba(255,79,139,.3)}
.btn.gold{background:linear-gradient(90deg,var(--acc2),#ffb347);color:#2a1a00}
.btn.ghost{background:none;border:1.5px solid var(--line)}
.btn.sm{display:inline-block;width:auto;padding:9px 14px;font-size:14px;border-radius:12px;margin:0}
.btn:disabled{opacity:.45;cursor:default}
.row{display:flex;gap:8px;align-items:center}.row>*{flex:1}
.err{min-height:0;margin:8px 2px 0;color:#ff9a9a;font-size:14px}.err:empty{display:none}
.or{margin:16px 0 4px;text-align:center;color:#7f7396;font-size:13px}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:14px;margin:12px 0}
/* lobby */
.code{display:flex;align-items:center;justify-content:space-between;gap:10px}
.code .c{font-size:34px;font-weight:900;letter-spacing:6px;color:var(--acc2);font-family:ui-monospace,Menlo,monospace}
.code .s{font-size:12.5px;color:var(--mut)}
.qr{width:104px;height:104px;border-radius:10px;background:#fff;padding:6px;flex:0 0 auto}.qr canvas{width:100%;height:100%;display:block}
.pls{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0 0}
.pl{display:flex;align-items:center;gap:6px;padding:8px 12px;border-radius:999px;background:var(--bg2);border:1.5px solid var(--line);font-weight:700;font-size:14.5px}
.pl .dot{width:8px;height:8px;border-radius:50%;background:#5b5170}.pl.on .dot{background:var(--ok)}
.pl.hero{border-color:var(--acc2);background:rgba(255,209,102,.12)}
.pl.pick{cursor:pointer}.pl small{font-weight:500;color:var(--mut);font-size:12px}
.pl.done{border-color:var(--ok)}
.set{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 0;border-top:1px solid var(--line)}.set:first-of-type{border-top:0}
.step{display:flex;align-items:center;gap:6px}.step button{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:var(--bg2);font-size:18px;cursor:pointer}.step b{min-width:28px;text-align:center;font-size:18px}
.tog{position:relative;width:52px;height:30px;border-radius:99px;border:0;background:#4a405c;cursor:pointer}.tog::after{content:"";position:absolute;top:3px;left:3px;width:24px;height:24px;border-radius:50%;background:#fff;transition:left .2s}.tog.on{background:var(--acc)}.tog.on::after{left:25px}
.wait{padding:12px;text-align:center;color:var(--mut)}
.dots::after{content:"";animation:dots 1.2s steps(4) infinite}@keyframes dots{0%{content:""}25%{content:"."}50%{content:".."}75%{content:"..."}}
/* round header */
.rh{display:flex;align-items:center;justify-content:space-between;margin:6px 0 4px;color:var(--mut);font-size:13.5px}
.rh b{color:var(--tx)}
.pbar{height:6px;border-radius:9px;background:var(--bg2);overflow:hidden;margin:0 0 10px}.pbar i{display:block;height:100%;background:linear-gradient(90deg,var(--acc),var(--acc2))}
.qbig{margin:10px 0 14px;font-size:24px;line-height:1.3;font-weight:900}
.who{display:inline-block;padding:3px 10px;border-radius:99px;background:rgba(255,209,102,.15);color:var(--acc2);font-size:12.5px;font-weight:700}
/* pick */
.write{display:flex;align-items:center;gap:12px;width:100%;margin:8px 0 12px;padding:16px;border-radius:18px;border:2px dashed var(--acc2);background:rgba(255,209,102,.08);color:var(--tx);text-align:left;cursor:pointer}
.write b{display:block;font-size:18px}.write small{color:var(--mut)}.write i{font-style:normal;font-size:30px}
.tabs{display:flex;gap:6px;overflow-x:auto;padding:2px 0 8px;scrollbar-width:none}.tabs::-webkit-scrollbar{display:none}
.tab{flex:0 0 auto;padding:7px 12px;border-radius:99px;border:1px solid var(--line);background:none;font-size:13.5px;color:var(--mut);cursor:pointer;white-space:nowrap}.tab.on{background:var(--tx);color:var(--bg);font-weight:800;border-color:var(--tx)}
.qs{display:flex;flex-direction:column;gap:8px}
.qi{padding:12px 14px;border-radius:14px;background:var(--card);border:1px solid var(--line);text-align:left;cursor:pointer;font-size:15.5px;font-weight:700}
.qi small{display:block;margin-top:3px;font-weight:500;color:var(--mut);font-size:12.5px}.qi .u{float:right;color:var(--acc2);font-size:12px;font-weight:700}
.hotnote{margin:0 0 8px;color:#7f7396;font-size:12px}
/* editor */
.ed .modes{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin:10px 0 4px}
.ed .modes button{padding:10px;border-radius:12px;border:1.5px solid var(--line);background:none;font-weight:700;font-size:14px;cursor:pointer;color:var(--mut)}.ed .modes button.on{border-color:var(--acc);color:var(--tx);background:rgba(255,79,139,.12)}
.opt{display:flex;align-items:center;gap:8px;margin:8px 0}
.opt .mk{flex:0 0 40px;height:40px;border-radius:50%;border:2px solid var(--line);background:none;font-size:18px;cursor:pointer;color:transparent}
.opt.ans .mk{border-color:var(--ok);background:var(--ok);color:#06240f}
.opt.ans .in{border-color:var(--ok)}
.opt .rm{flex:0 0 32px;height:32px;border-radius:50%;border:0;background:none;color:#7f7396;font-size:18px;cursor:pointer}
.hint{margin:4px 2px;color:#8e82a6;font-size:12.5px}
.addo{margin:2px 0 0;border:0;background:none;color:var(--acc2);font-weight:700;cursor:pointer;padding:6px 2px}
/* guess */
.ops{display:flex;flex-direction:column;gap:10px}
.op{position:relative;padding:16px 16px 16px 50px;border-radius:16px;border:2px solid var(--line);background:var(--card);text-align:left;font-size:17px;font-weight:800;cursor:pointer}
.op::before{content:attr(data-l);position:absolute;left:14px;top:50%;transform:translateY(-50%);width:26px;height:26px;border-radius:8px;background:var(--bg2);color:var(--mut);font-size:13px;display:flex;align-items:center;justify-content:center}
.op.on{border-color:var(--acc);background:rgba(255,79,139,.15)}.op.on::before{background:var(--acc);color:#fff}
.sure{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:14px 0 0}
.sure button{padding:12px;border-radius:14px;border:2px solid var(--line);background:none;font-weight:800;cursor:pointer}.sure button.on{border-color:var(--acc2);background:rgba(255,209,102,.12)}
.locked{padding:16px;border-radius:16px;background:var(--card);border:1px solid var(--line);text-align:center}
.locked .a{font-size:20px;font-weight:900;margin:4px 0}
.myans{padding:12px 14px;border-radius:14px;background:rgba(61,220,132,.1);border:1.5px solid var(--ok);font-weight:800}
/* judge */
.jg{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:14px;background:var(--card);border:1.5px solid var(--line);margin:8px 0;cursor:pointer}
.jg .n{font-size:13px;color:var(--mut);min-width:56px}.jg .t{flex:1;font-weight:800;font-size:17px}.jg .v{font-size:22px}
.jg.ok{border-color:var(--ok);background:rgba(61,220,132,.1)}
/* reveal */
.cd{position:fixed;inset:0;z-index:60;display:flex;align-items:center;justify-content:center;background:rgba(10,7,16,.82);backdrop-filter:blur(3px)}
.cd b{font-size:150px;font-weight:900;color:var(--acc2);text-shadow:0 0 40px rgba(255,209,102,.6);animation:pop .9s ease-out}
@keyframes pop{0%{transform:scale(2.2);opacity:0}30%{transform:scale(1);opacity:1}100%{transform:scale(.85);opacity:.9}}
.truth{perspective:900px;margin:8px 0 12px}
.truth .fl{position:relative;min-height:96px;transform-style:preserve-3d;transition:transform .7s cubic-bezier(.2,.9,.3,1.2)}
.truth.flip .fl{transform:rotateY(180deg)}
.truth .fa,.truth .fb{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;border-radius:18px;backface-visibility:hidden;-webkit-backface-visibility:hidden;padding:10px}
.truth .fa{background:var(--card);border:2px dashed var(--line);font-size:40px}
.truth .fb{transform:rotateY(180deg);background:linear-gradient(135deg,#ffd166,#ff8a5b);color:#2a1100}
.truth .fb small{font-size:12.5px;font-weight:700;opacity:.8}.truth .fb b{font-size:28px;font-weight:900;text-align:center;line-height:1.15}
.gs{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.g{perspective:700px}
.g .fl{position:relative;height:96px;transform-style:preserve-3d;transition:transform .6s cubic-bezier(.2,.9,.3,1.2)}
.flip .g .fl{transform:rotateY(180deg)}
.g .fa,.g .fb{position:absolute;inset:0;border-radius:14px;backface-visibility:hidden;-webkit-backface-visibility:hidden;padding:8px 10px;display:flex;flex-direction:column;justify-content:center}
.g .fa{background:var(--card);border:1.5px solid var(--line);align-items:center;color:var(--mut);font-weight:800}
.g .fb{transform:rotateY(180deg);background:var(--bg2);border:2px solid var(--no)}
.g.ok .fb{border-color:var(--ok);background:rgba(61,220,132,.13)}
.g .nm{font-size:12.5px;color:var(--mut);display:flex;justify-content:space-between}.g .an{font-size:17px;font-weight:900;line-height:1.2;margin:2px 0;word-break:break-word}
.g .st{font-size:12px;font-weight:800}.g.ok .st{color:var(--ok)}.g:not(.ok) .st{color:#ff9a9a}
.g .fb .pl1{position:absolute;right:10px;bottom:8px;color:var(--ok);font-weight:900;font-size:15px;opacity:0}
.flip .g.ok .fb .pl1{animation:plus 1s .7s forwards}@keyframes plus{0%{opacity:0;transform:translateY(8px)}40%{opacity:1;transform:translateY(-6px)}100%{opacity:1;transform:none}}
.banner{margin:12px 0 0;padding:10px 12px;border-radius:14px;background:rgba(255,79,139,.13);border:1px solid rgba(255,79,139,.4);font-weight:800;text-align:center;opacity:0;transition:opacity .4s 1s}
.flip .banner{opacity:1}
.calls{margin:8px 0 0;padding:0;list-style:none;font-size:14px;color:#ffcfe0;opacity:0;transition:opacity .4s 1.2s}.flip .calls{opacity:1}.calls li{margin:4px 0}
.bars{margin:10px 0 0;opacity:0;transition:opacity .4s 1.1s}.flip .bars{opacity:1}
.bar{display:flex;align-items:center;gap:8px;margin:5px 0;font-size:13.5px}.bar span{flex:0 0 38%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.bar i{display:block;height:10px;border-radius:9px;background:#4a405c}.bar.t i{background:var(--ok)}.bar em{font-style:normal;color:var(--mut);font-size:12px;white-space:nowrap}
.score{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0 0}.score span{padding:5px 10px;border-radius:99px;background:var(--bg2);font-size:13px;font-weight:700}.score span b{color:var(--acc2)}
/* final */
.crown{text-align:center;margin:14px 0 4px}.crown .e{font-size:54px;line-height:1}.crown h2{margin:6px 0 2px;font-size:26px;font-weight:900}.crown p{margin:0;color:var(--mut)}
.rk{display:flex;align-items:center;gap:10px;padding:12px;border-radius:16px;background:var(--card);border:1px solid var(--line);margin:8px 0}
.rk .m{font-size:26px;width:34px;text-align:center}.rk .nm{flex:1}.rk .nm b{display:block;font-size:17px}.rk .nm small{color:var(--acc2);font-weight:700}.rk .sc{font-size:22px;font-weight:900}.rk .sc small{font-size:12px;color:var(--mut);font-weight:600}
.rk.first{border:2px solid var(--acc2);background:linear-gradient(135deg,rgba(255,209,102,.18),rgba(255,79,139,.12))}
.pen{margin:12px 0;padding:14px;border-radius:16px;background:rgba(255,90,90,.1);border:1.5px dashed var(--no)}.pen h3{margin:0 0 4px;font-size:15px}.pen p{margin:0 0 8px;font-size:18px;font-weight:800}
.hl{margin:12px 0 0;padding:0;list-style:none;font-size:13.5px;color:var(--mut)}.hl li{padding:6px 0;border-top:1px solid var(--line)}.hl b{color:var(--tx)}
.clips{margin:12px 0}.clip{display:flex;align-items:center;gap:8px;margin:6px 0;padding:8px 10px;border-radius:12px;background:var(--bg2);font-size:14px}.clip span{flex:1}
/* camera */
.selfie{position:relative;width:34px;height:34px;border-radius:50%;overflow:hidden;border:2px solid var(--acc2);background:#000;flex:0 0 auto}
.selfie video{width:100%;height:100%;object-fit:cover;transform:scaleX(-1)}
.selfie.rec{border-color:var(--no);box-shadow:0 0 0 3px rgba(255,90,90,.35);animation:blink 1s infinite}
@keyframes blink{50%{box-shadow:0 0 0 6px rgba(255,90,90,.1)}}
.modal{position:fixed;inset:0;z-index:80;display:flex;align-items:flex-end;justify-content:center;background:rgba(8,6,14,.66)}
.mbox{width:100%;max-width:460px;max-height:92vh;overflow:auto;padding:18px 16px calc(18px + env(safe-area-inset-bottom));border-radius:22px 22px 0 0;background:var(--bg2);border:1px solid var(--line);animation:up .28s ease}
@keyframes up{from{transform:translateY(40px);opacity:0}to{transform:none;opacity:1}}
.mbox h3{margin:0 0 6px;font-size:19px}.mbox p{margin:0 0 10px;color:var(--mut);font-size:14.5px}
.mbox .big{font-size:44px;text-align:center;margin:0 0 4px}
.mbox img{display:block;width:100%;border-radius:14px}
.toast{position:fixed;left:50%;bottom:110px;z-index:95;transform:translateX(-50%);max-width:88%;padding:10px 14px;border-radius:12px;background:#000c;color:#fff;font-size:14px;text-align:center}
.netbar{position:fixed;top:0;left:0;right:0;z-index:99;padding:6px;text-align:center;background:#7a2a2a;color:#fff;font-size:13px}
@media (prefers-reduced-motion:reduce){.truth .fl,.g .fl{transition:none}.cd b{animation:none}}