:root{--ink:#171225;--paper:#f4f0e9;--acid:#d7ff36;--pink:#ff5db1;--violet:#7667ff;--cyan:#56e6df;--muted:#6e6878}
[hidden]{display:none!important}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--ink);color:var(--paper);font-family:'Noto Sans TC',system-ui,sans-serif}.topbar{position:fixed;z-index:10;inset:0 0 auto;display:flex;justify-content:space-between;align-items:center;padding:18px clamp(20px,5vw,64px);background:linear-gradient(#171225dd,transparent);pointer-events:none}.topbar>*{pointer-events:auto}.brand{color:white;text-decoration:none;font-weight:900;letter-spacing:-.04em}.brand span{font-size:10px;color:var(--acid);letter-spacing:.15em;margin-left:7px}.text-button{border:0;background:none;color:inherit;text-decoration:underline;text-underline-offset:5px;cursor:pointer;font:inherit}.screen{min-height:100svh;padding:110px clamp(22px,7vw,110px) 60px;display:grid;align-content:center}.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 70% 20%,#5c32a8 0,transparent 35%),linear-gradient(145deg,#171225 35%,#36205f)}.orb{position:absolute;border-radius:50%;filter:blur(2px);opacity:.8}.orb-a{width:38vw;height:38vw;background:var(--pink);right:-12vw;bottom:-10vw}.orb-b{width:22vw;height:22vw;background:var(--cyan);right:16vw;bottom:8vw;mix-blend-mode:screen}.eyebrow{font-size:12px;font-weight:900;letter-spacing:.18em;text-transform:uppercase}.hero h1{font-size:clamp(52px,9vw,122px);line-height:.92;letter-spacing:-.075em;margin:20px 0;max-width:1000px;position:relative}.hero h1 em{font-style:normal;color:var(--acid)}.lead{font-size:clamp(17px,2vw,23px);line-height:1.65;max-width:680px;position:relative}.privacy-chip{display:inline-flex;width:max-content;border:1px solid #ffffff45;border-radius:99px;padding:8px 14px;margin:12px 0 26px;background:#ffffff12;position:relative}.upload-button,.secondary-button,.listen-button{display:inline-flex;width:max-content;justify-content:center;align-items:center;border:0;border-radius:99px;padding:16px 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.35s}.error-screen{text-align:center;justify-items:center}.results{background:var(--paper);color:var(--ink);padding:24px;display:grid;grid-template-columns:repeat(12,1fr);gap:18px}.result-card{border-radius:32px;padding:clamp(28px,5vw,64px);min-height:350px;overflow:hidden;position:relative}.cover-card{grid-column:span 12;min-height:85svh;color:white;background:radial-gradient(circle at 70% 80%,#ff5db1 0,transparent 36%),linear-gradient(135deg,#23153e,#6455ef);display:flex;flex-direction:column;justify-content:flex-end}.cover-card h2{font-size:clamp(58px,12vw,150px);line-height:.9;letter-spacing:-.08em;margin:10px 0 25px}.type-number{position:absolute;right:5vw;top:5vw;font-weight:900;color:#ffffff50;font-size:clamp(24px,5vw,62px)}.date-range{font-size:18px}.keywords{display:flex;flex-wrap:wrap;gap:9px}.keywords span{border:1px solid #fff8;padding:8px 15px;border-radius:99px}.stat-card{grid-column:span 7}.acid{background:var(--acid)}.giant-stat{display:flex;align-items:baseline;gap:12px}.giant-stat strong{font-size:clamp(80px,14vw,190px);line-height:1;letter-spacing:-.08em}.giant-stat span{font-size:24px}.card-note{max-width:540px;font-size:18px}.split-card{grid-column:span 5;background:var(--pink);display:grid;gap:30px}.split-card>div+div{border-top:1px solid #17122555;padding-top:25px}.split-card strong{font-size:70px;letter-spacing:-.07em}.split-card small{display:block;margin-top:8px}.rhythm-card{grid-column:span 6;background:var(--violet);color:white;display:flex;align-items:center;gap:35px}.ring{flex:0 0 160px;height:160px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--acid) 0%,#ffffff26 0)}.ring:before{content:'';position:absolute;width:118px;height:118px;border-radius:50%;background:var(--violet)}.ring span{z-index:1;font-size:32px;font-weight:900}.rhythm-card h3,.meters-card h3,.candidates-card h3{font-size:38px;margin:8px 0}.meters-card{grid-column:span 6;background:#201a31;color:white}.meter-row{display:grid;grid-template-columns:95px 1fr 45px;align-items:center;gap:12px;margin:24px 0}.meter-row>div{height:10px;background:#ffffff25;border-radius:8px;overflow:hidden}.meter-row i{display:block;height:100%;width:0;background:var(--acid);transition:width .7s}.portrait-card{grid-column:span 12;background:var(--cyan);min-height:500px;display:grid;align-content:center}.portrait-card blockquote{font-size:clamp(25px,4vw,48px);line-height:1.55;font-weight:700;letter-spacing:-.03em;margin:20px 0}.method-badge{font-size:13px}.song-card{grid-column:span 12;background:linear-gradient(135deg,#1b1627,#3d265f);color:white;display:grid;grid-template-columns:minmax(240px,420px) 1fr;align-items:center;gap:clamp(30px,7vw,90px)}.album-art{aspect-ratio:1;background:linear-gradient(135deg,var(--pink),var(--violet));display:grid;place-items:center;position:relative;box-shadow:0 30px 80px #0008}.album-art span{z-index:1;font-size:44px;font-weight:900;line-height:.9}.record{position:absolute;width:75%;height:75%;background:repeating-radial-gradient(circle,#171225 0 3px,#2f2940 4px 7px);border-radius:50%;right:-17%}.song-copy h2{font-size:clamp(44px,7vw,95px);line-height:.95;letter-spacing:-.06em;margin:12px 0}.artist{font-size:25px;color:var(--acid)}.song-copy>p:last-of-type{line-height:1.8;max-width:650px}.listen-button{margin-top:15px}.candidates-card{grid-column:span 12;background:white}.candidate{display:grid;grid-template-columns:38px 1fr auto;gap:15px;padding:18px 0;border-bottom:1px solid #ddd;align-items:center}.candidate b:first-child{color:var(--violet)}.candidate a{color:var(--ink)}.result-actions{grid-column:span 12;padding:35px;display:flex;justify-content:center;gap:20px;align-items:center}dialog{max-width:680px;border:0;border-radius:28px;padding:50px;background:var(--paper);color:var(--ink);line-height:1.8;box-shadow:0 30px 100px #0008}dialog::backdrop{background:#100c19d9}.dialog-close{position:absolute;right:20px;top:15px;border:0;background:none;font-size:35px;cursor:pointer}
.processing #cancel-button{margin-top:22px;color:#ddd}
.song-logic-card{grid-column:span 12;background:#fff;color:var(--ink);display:grid;grid-template-columns:minmax(240px,.75fr) 1.25fr;gap:clamp(28px,6vw,80px);align-items:start}.logic-heading h3{font-size:clamp(36px,5vw,68px);line-height:1;letter-spacing:-.055em;margin:12px 0 22px}.logic-heading>p:not(.eyebrow){font-size:18px;line-height:1.7}.song-logic-list{display:grid;gap:12px}.logic-row{display:grid;grid-template-columns:minmax(125px,.65fr) 34px 1.35fr;gap:16px;align-items:center;padding:20px 22px;border:1px solid #d8d2df;border-radius:20px;background:var(--paper)}.logic-data strong,.logic-music strong{display:block;font-size:18px}.logic-data small,.logic-music small{display:block;color:var(--muted);margin-top:5px;line-height:1.45}.logic-arrow{font-size:24px;color:var(--violet);font-weight:900}.logic-note{grid-column:1/-1;margin:0;padding-top:18px;border-top:1px solid #ddd;color:var(--muted);font-size:13px;line-height:1.6}
.concept-question{position:relative;max-width:760px;padding:18px 22px;border-left:4px solid var(--acid);background:#17122588;font-size:clamp(17px,2vw,22px);line-height:1.55}.profile-traits{font-size:clamp(20px,3vw,34px);font-weight:800;color:var(--acid);margin:0 0 22px}.translation-card{grid-column:span 12;background:#171225;color:white;display:grid;grid-template-columns:minmax(230px,.7fr) 1.3fr;gap:clamp(28px,5vw,70px);align-items:center}.translation-card h3{font-size:clamp(35px,5vw,65px);line-height:1.05;letter-spacing:-.055em;margin:10px 0 20px}.translation-card>div>p:last-child{color:#d5cede;line-height:1.7}.translation-flow{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:9px}.translation-flow li{position:relative;min-height:170px;padding:20px 14px;border:1px solid #ffffff35;border-radius:18px;display:flex;flex-direction:column;justify-content:flex-end}.translation-flow li:not(:last-child):after{content:'→';position:absolute;right:-10px;top:18px;z-index:1;color:var(--acid);font-weight:900}.translation-flow b{position:absolute;top:15px;color:var(--acid);font-size:13px}.translation-flow strong{font-size:17px}.translation-flow small{color:#bdb5c9;line-height:1.45;margin-top:7px}.closing-card{grid-column:span 12;background:var(--pink);min-height:520px;display:grid;align-content:center}.closing-card blockquote{font-size:clamp(36px,6vw,80px);line-height:1.18;letter-spacing:-.055em;font-weight:900;margin:20px 0}.closing-card>p:last-child{font-size:18px;line-height:1.7;max-width:760px}
.share-section{grid-column:span 12;background:#ded8ff;display:grid;grid-template-columns:minmax(300px,520px) 1fr;gap:clamp(35px,7vw,90px);align-items:center}.share-preview{aspect-ratio:4/5;border-radius:20px;padding:35px;color:white;background:radial-gradient(circle at 90% 10%,#ff5db1 0,transparent 33%),radial-gradient(circle at 10% 95%,#56e6df 0,transparent 30%),linear-gradient(145deg,#171225,#5b45d9);display:flex;flex-direction:column;box-shadow:0 25px 60px #4b3b8c44}.share-brand{font-weight:900;margin:0 0 auto}.share-brand span{color:var(--acid);font-size:10px;letter-spacing:.14em;margin-left:5px}.share-preview h2{font-size:clamp(44px,6vw,76px);line-height:.9;letter-spacing:-.07em;margin:12px 0 22px}.share-keywords{display:flex;gap:6px;flex-wrap:wrap}.share-keywords span{font-size:11px;border:1px solid #ffffff88;border-radius:99px;padding:5px 9px}.share-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:25px 0}.share-stats strong,.share-stats span{display:block}.share-stats strong{font-size:24px}.share-stats span{font-size:10px;color:#ddd}.share-song{border-top:1px solid #ffffff55;padding-top:18px}.share-song>*{display:block}.share-song small{color:var(--acid);letter-spacing:.16em}.share-song strong{font-size:24px;margin-top:4px}.share-private{font-size:9px;color:#ddd;margin:18px 0 0}.share-copy h3{font-size:clamp(36px,5vw,65px);line-height:1.05;margin:10px 0}.share-copy>p{font-size:18px;line-height:1.7;max-width:550px}
@media(max-width:780px){.stat-card,.split-card,.rhythm-card,.meters-card{grid-column:span 12}.rhythm-card{flex-direction:column;align-items:flex-start}.song-card,.share-section,.song-logic-card,.translation-card{grid-template-columns:1fr}.translation-flow{grid-template-columns:1fr}.translation-flow li{min-height:105px}.translation-flow li:not(:last-child):after{content:'↓';right:18px;top:auto;bottom:-14px}.logic-row{grid-template-columns:1fr}.logic-arrow{transform:rotate(90deg);line-height:1}.result-card{border-radius:24px}.results{padding:10px;gap:10px}.candidate{grid-template-columns:30px 1fr}.candidate a{grid-column:2}.topbar{padding:16px 20px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation-duration:.01ms!important;transition-duration:.01ms!important}}