:root{color-scheme:dark;--ink:#090c14;--white:#edf0f7;--muted:#afb9cc;--line:rgba(189,205,234,.25);--accent:#c9d5f7;font-family:-apple-system,BlinkMacSystemFont,"Microsoft YaHei",sans-serif;font-size:16px}*{box-sizing:border-box}body{margin:0;background:var(--ink);color:var(--white);min-height:100svh;line-height:1.75}button,input,textarea{font:inherit}button,a,input,textarea{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer;color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid #e3cfff;outline-offset:4px}#rain,.grain{position:fixed;inset:0;width:100%;height:100%;pointer-events:none}#rain{z-index:-2}.grain{z-index:-1;opacity:.07;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Cpath fill='%23fff' filter='url(%23n)' opacity='.6' d='M0 0h160v160H0z'/%3E%3C/svg%3E")}header{padding:24px 5vw;display:flex;align-items:center;justify-content:space-between;gap:12px;position:relative;z-index:2}#brand{color:var(--white);text-decoration:none;font-family:"Songti SC",SimSun,serif;letter-spacing:.15em;font-size:14px}.tools{display:flex;gap:14px}.tools button,.link{background:none;border:0;color:var(--muted);font-size:14px;padding:8px 0;border-bottom:1px solid transparent}.tools button[aria-pressed=true]{color:white;border-color:var(--line)}main{max-width:720px;margin:0 auto;padding:30px 24px 80px}.hero{min-height:calc(100svh - 180px);display:flex;flex-direction:column;justify-content:center;position:relative}.eyebrow{font-size:12px;letter-spacing:.2em;color:var(--muted);text-transform:uppercase}.title{font-family:"Noto Serif SC","Songti SC",SimSun,serif;font-weight:900;font-size:clamp(58px,11vw,104px);line-height:1.08;letter-spacing:-.06em;margin:25px 0 20px;text-shadow:0 0 25px #d2d8ff25}.title .first{display:block;margin-left:5%}.title .second{display:block;margin-left:17%}.title em{font-family:Georgia,serif;font-size:.72em;font-style:normal;color:#b9c4e0;margin-right:10px}.hero-copy{margin-left:18%;max-width:310px;color:var(--muted);font-size:15px}.hero-actions{margin:42px 0 0 18%;max-width:300px}.primary{border:1px solid #d0d8ee66;background:#dce5ff12;color:var(--white);border-radius:2px;min-height:52px;padding:12px 26px;transition:background .25s;width:100%;font-weight:500}.primary:hover{background:#dce5ff25}.primary:disabled{opacity:.5;cursor:wait}.hero .primary{background:#dce5ff0c;backdrop-filter:blur(8px)}.hero .hint{font-size:13px;color:#c0c9da;margin-top:18px}.hero .link{margin-top:10px}.badge{font-size:12px;letter-spacing:.1em;color:#adb8d0}.hero-footer{margin-top:55px;display:flex;justify-content:space-between;gap:14px;color:var(--muted);font-size:12px}.intro,.question,.review,.result,.end{animation:appear .4s ease-out}h1,h2,h3,p{overflow-wrap:anywhere}h1{font-size:27px;line-height:1.55;margin:14px 0 20px}h2{font-size:21px;line-height:1.6}h3{font-size:17px;font-weight:500}.prose{color:#c2cadb}.notice{padding:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-size:14px;color:var(--muted);margin:25px 0}.modes{display:flex;gap:12px;margin:20px 0}.modes button,.style-btn{border:1px solid var(--line);background:#ffffff06;padding:10px 16px;font-size:14px;border-radius:2px}.modes button.active,.style-btn.active{border-color:#dce5ff;background:#dce5ff20}.kicker{display:flex;justify-content:space-between;font-size:13px;color:var(--muted);letter-spacing:.04em}.progress{height:1px;background:#ffffff18;margin:14px 0 26px}.progress span{display:block;height:1px;background:var(--accent);transition:width .3s}.anchor{font-size:13px;color:#a7b4cf;margin-bottom:18px;border-left:1px solid var(--line);padding-left:12px}.anchor summary{cursor:pointer}.question{padding-top:8px}.question h1{font-size:22px;font-weight:500}.note{font-size:14px;color:var(--muted);margin:0 0 24px}.options{display:grid;gap:10px}.option{position:relative;display:flex;align-items:flex-start;gap:13px;border:1px solid var(--line);background:rgba(10,15,26,.8);padding:15px 16px;border-radius:3px;cursor:pointer;line-height:1.65;font-size:16px;transition:border .15s,background .15s}.option:hover{border-color:#c9d5f780}.option.selected{background:#bfcefa12;border-color:#b5c6ed}.option input{accent-color:#cbd9ff;width:18px;height:18px;flex-shrink:0;margin:4px 0 0}.subquestion{margin:28px 0}.subquestion h2{font-size:17px}.matrix .options{grid-template-columns:repeat(2,minmax(0,1fr))}.matrix .option{font-size:14px;padding:11px 10px}.field-label{display:block;font-size:14px;color:var(--muted);margin:24px 0 8px}textarea,input[type=text]{width:100%;border:1px solid var(--line);border-radius:2px;background:#090e18df;color:var(--white);padding:12px;min-height:52px}textarea{resize:vertical;min-height:82px}textarea::placeholder,input::placeholder{color:#7f8ba3}.nav{margin-top:30px;display:flex;gap:18px;align-items:center}.nav .primary{flex:1}.nav .link{min-width:50px}.under-nav{display:flex;justify-content:space-between;margin-top:12px}.error{color:#edc4c4;font-size:14px}.review-item{padding:17px 0;border-bottom:1px solid var(--line)}.review-item h3{margin:0;font-size:15px;color:var(--muted)}.review-item p{margin:8px 0}.review-item button{font-size:13px}.result-title{font-family:"Noto Serif SC","Songti SC",SimSun,serif;font-size:42px;line-height:1.4;letter-spacing:.02em}.summary-line{padding:14px 0;border-bottom:1px solid var(--line)}.summary-line small{font-size:13px;color:var(--muted)}.summary-line p{margin:6px 0}.rain-art{height:310px;border:1px solid var(--line);margin:25px 0;position:relative;overflow:hidden;background:linear-gradient(160deg,#7184bc12,transparent)}.rain-art canvas{width:100%;height:100%}.art-label{position:absolute;bottom:12px;left:14px;font-size:12px;color:#c5cfe5}.styles{display:flex;gap:8px;flex-wrap:wrap}.actions{display:grid;gap:12px;margin:24px 0}.small{font-size:13px;color:var(--muted)}.feedback{margin-top:30px;border-top:1px solid var(--line);padding-top:20px}.feedback .option{font-size:14px}.feedback fieldset{border:0;padding:0;margin:20px 0}.feedback legend{font-size:16px;margin-bottom:14px}.sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.plain #rain,.plain .grain{display:none}.plain{background:#11151b}.plain .option{background:#171c25}.quiet #rain{opacity:.25}body:not(.on-hero) #rain{opacity:.2}.loading{padding:30vh 0;text-align:center;color:var(--muted)}@keyframes appear{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media(max-width:480px){header{padding:18px 20px}.tools{gap:11px}.tools button{font-size:12px}main{padding:18px 20px 60px}.hero{min-height:calc(100svh - 135px)}.hero-actions,.hero-copy{margin-left:9%}.title .first{margin-left:0}.title .second{margin-left:8%}.hero-footer{margin-top:45px}.question h1{font-size:21px}.nav{gap:12px}.hero-copy{font-size:14px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}body.reduced *{animation:none!important;transition:none!important}

/* Opening poster: heavy Mincho typography and a spatial rain field. */
@font-face{font-family:RainMincho;src:url('assets/rain-title.woff2') format('woff2');font-weight:900;font-display:swap}
.on-hero{background:#080a10}.on-hero header{padding:22px 5vw}.on-hero #app{max-width:1120px;padding:0 5vw 22px}.hero{min-height:calc(100svh - 108px);justify-content:flex-start}.hero-index{display:flex;justify-content:space-between;color:#a7aabc;font-size:9px;letter-spacing:.16em;padding:6px 0 20px;border-top:1px solid #b5bed526}.title{position:relative;width:100%;height:clamp(320px,46vh,480px);margin:12px 0 0;font-family:RainMincho,SimSun,serif;font-weight:900;line-height:1;letter-spacing:-.08em;text-shadow:0 0 25px #c1c9fa18;overflow:visible}.title .prelude{position:absolute;top:0;left:4%;font-size:clamp(25px,4vw,46px);letter-spacing:.1em}.title .electric{position:absolute;top:12%;left:2%;font-size:clamp(108px,17vw,180px);transform:scaleX(.83);transform-origin:left}.title .water{position:absolute;top:48%;right:0;font-size:clamp(118px,19vw,200px);transform:scaleX(.83);transform-origin:right}.title em{position:absolute;top:46%;left:43%;font:italic 74px Georgia,serif;color:#b2b9d380;margin:0}.rain-coordinate{position:absolute;top:43%;left:2%;color:#b0bed16e;font-size:24px}.rain-coordinate span{display:block;writing-mode:vertical-rl;font-size:10px;letter-spacing:.2em;margin:8px}.hero-bottom{display:flex;justify-content:space-between;align-items:flex-end;margin-top:auto;padding-top:20px;gap:24px}.hero-copy{margin:0;color:#c8cedc;font-size:14px;line-height:2.1;letter-spacing:.12em}.hero-actions{margin:0;width:260px;max-width:none}.hero .primary{width:100%;padding:13px 0;text-align:left;border:0;border-bottom:1px solid #bbc4df88;background:none;backdrop-filter:none;font-size:18px;letter-spacing:.16em}.hero .primary:hover{background:#cdd8ff08}.hero .hint{font-size:11px;letter-spacing:.04em;color:#a1abc1;margin:10px 0 0}.hero-links{display:flex;justify-content:space-between;gap:12px}.hero .link{font-size:12px;margin-top:4px}.hero-footer{margin-top:30px;font-size:10px;letter-spacing:.12em;color:#858fa5}.on-hero .grain{opacity:.12}
@media(max-width:600px){.on-hero header{padding:18px 22px}.on-hero #app{padding:0 24px 20px}.hero{min-height:calc(100svh - 94px)}.hero-index{font-size:8px;letter-spacing:.1em}.hero-index span:last-child{max-width:90px;text-align:right}.title{height:350px;margin-top:20px}.title .electric{font-size:132px;top:11%;left:-2%}.title .water{font-size:144px;top:48%;right:-2%}.title .prelude{font-size:29px;left:0}.title em{font-size:58px;top:48%;left:28%}.rain-coordinate{top:43%;left:0}.hero-bottom{display:block;padding-top:12px}.hero-copy{font-size:12px;margin-left:42%;margin-bottom:20px;white-space:nowrap}.hero-actions{width:100%}.hero .primary{font-size:17px;padding:9px 0}.hero-footer{margin-top:22px}.hero .hint{font-size:11px}}
@media(max-width:360px){.title .electric{font-size:116px}.title .water{font-size:128px}.title{height:315px}.hero-copy{margin-left:34%}}

/* Quiet controls, heavy Mincho headings, and an immersive closing rain field. */
h1,.question h1,.result-title{font-family:RainMincho,SimSun,serif;font-weight:900;letter-spacing:-.035em}.question h1{line-height:1.7}.result-title{font-size:clamp(36px,7vw,58px);line-height:1.35;margin:22px 0}.primary{border:0;border-radius:0;background:linear-gradient(110deg,#d9e1ff18,#d9e1ff05);padding:17px 24px}.modes button,.style-btn{border:0;background:none;color:var(--muted);padding:10px 18px}.modes button.active{border:0;background:#dce5ff13;color:white;box-shadow:inset 0 -2px #d6dff0}.option{border:0;border-radius:0;background:#b7c8e509}.option.selected{border:0;background:#bfcefa20}.option:hover{background:#bfcefa16}.notice{border:0;background:#acb9df08;padding:20px}.rain-art{height:clamp(360px,60svh,560px);margin:22px -24px 20px;border:0;background:none;overflow:hidden;mask-image:linear-gradient(transparent,#000 9%,#000 88%,transparent)}.rain-art canvas{touch-action:none;cursor:crosshair}.rain-poem{color:#c5cde1;line-height:2;font-size:15px;letter-spacing:.09em}.rain-poem p{margin:7px 0}.art-label{bottom:32px;left:24px;pointer-events:none;font-size:12px;line-height:1.9;letter-spacing:.08em;color:#b9c6dc}.result-evidence{margin:30px 0;color:#c3ccdd}.result-evidence summary{cursor:pointer;font-size:14px}.result .actions{margin:30px 0}.result .feedback{border:0}.result .summary-line{border:0;padding:12px 0}.hero-index{border:0}.hero .primary{border:0;background:linear-gradient(90deg,#c9d4f010,transparent)}
@media(max-width:480px){.rain-art{margin-left:-20px;margin-right:-20px}}

.phrase-editor{margin:24px 0;color:#c4cee1;font-size:14px}.phrase-editor summary,.phrase-original summary{cursor:pointer}.phrase-choices{display:flex;flex-wrap:wrap;gap:10px}.phrase-original{font-size:14px;color:#d1d9ed;margin:16px 0}.phrase-original p{white-space:pre-wrap}.phrase-original[hidden]{display:none}#sync-state{margin:15px 0}