:root{font-family:-apple-system,BlinkMacSystemFont,'Hiragino Kaku Gothic ProN',sans-serif;color:#554d62;background:#fcfaf5;line-height:1.75}*{box-sizing:border-box}body{margin:0}.demo{background:#e9e2f0;text-align:center;padding:8px 16px;font-size:12px}header{max-width:1180px;margin:auto;padding:24px 30px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #e6dfeb}header a{color:inherit;text-decoration:none;font-size:25px;font-weight:750;letter-spacing:-1px}header a span{display:block;font-size:12px;letter-spacing:1px;font-weight:400}.pill,.tag{display:inline-block;background:#eee7f3;padding:4px 13px;border-radius:30px;font-size:12px}main{max-width:1120px;padding:36px 28px;margin:auto}.welcome{padding:26px 0 35px}h1{font-size:40px;line-height:1.4;letter-spacing:.04em;margin:10px 0 20px}h2{font-size:26px;margin:4px 0 22px}h3{font-size:19px;margin:0 0 12px}p{margin:8px 0 14px}.eyebrow{font-size:11px;letter-spacing:.16em;color:#92809f;font-weight:700}.muted,small{font-size:12px;color:#7e7488}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.stats article{padding:22px 24px;background:#eee8f5;border-radius:16px}.stats article:nth-child(2){background:#f4e9ee}.stats article:nth-child(3){background:#efefdf}.stats strong{display:block;font-size:42px;font-weight:650;line-height:1.5}.stats strong.status{font-size:25px;padding:12px 0}.stats small{display:block}nav{display:flex;gap:24px;padding:25px 0;border-bottom:1px solid #e4ddec;flex-wrap:wrap}a{color:#786189}section[id]{padding-top:46px;scroll-margin-top:20px}.section-title{display:flex;justify-content:space-between;align-items:center}.letters{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.letter{background:white;border:1px solid #e6dfeb;border-radius:14px;padding:22px;text-align:left;color:inherit;cursor:pointer;position:relative}.letter:hover{border-color:#9377aa;box-shadow:0 6px 18px #66507713}.letter .phrase{font-family:serif;font-size:27px;letter-spacing:.1em;padding:28px 0;color:#514459}.letter p{font-size:13px}.letter .tag{margin:4px 0}.two{display:grid;grid-template-columns:1fr 1fr;gap:22px}.panel{padding:28px;background:#fff;border:1px solid #e7e0eb;border-radius:16px}.pale{background:#f5f0f6}label{display:block;font-size:14px;margin:15px 0}input,select{font:inherit;border:1px solid #cec3d8;border-radius:8px;background:#fff;color:inherit;padding:10px 12px;max-width:100%}input{display:block;width:100%;margin-top:5px}button{font:inherit;cursor:pointer;border:1px solid #d8cde1;border-radius:10px;padding:11px 18px;background:#fff;color:inherit;min-height:44px}button:hover{filter:brightness(.97)}button:focus-visible,a:focus-visible{outline:3px solid #9c7eb7;outline-offset:3px}.primary{background:#806b90;color:white;border:0}.secondary{background:#eee7f3;border-color:#dfd2e8}.danger{color:#994b62;border-color:#dcbec7}button:disabled{opacity:.5;cursor:default}.note{background:#f0ebf5;border-radius:9px;padding:12px 15px;font-size:13px}.visitor{background:white;border-radius:12px;padding:20px;border:1px solid #e3d9e9;font-size:18px}hr{border:0;border-top:1px solid #ddd3e5;margin:26px 0}progress{width:100%;accent-color:#9278a5;height:12px}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.simulation{margin-top:45px;padding:20px;background:#f2eee7;border-radius:12px}.simulation input{max-width:240px}summary{cursor:pointer}dialog{border:1px solid #e1d6e9;border-radius:20px;padding:30px;max-width:min(700px,92vw);color:inherit;width:640px;max-height:90vh;overflow:auto}dialog::backdrop{background:#30253966}#confirm{width:480px}#confirm-body{white-space:pre-line}.close{float:right}.glyphs{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.glyphs button{font-family:serif;font-size:30px;padding:16px 5px}.glyphs .flag{background:#fff1df;border-color:#d5ab72}.zoom{margin:18px 0;padding:18px;background:#faf7fc;text-align:center;min-height:130px;border-radius:12px;font-size:14px}.zoom strong{font:80px serif;display:block}.deletion{padding:12px 0;border-bottom:1px solid #eee}#setting-error{color:#9b435c}#message{min-height:28px;color:#665077}footer{text-align:center;font-size:12px;color:#8e8397;padding:40px 20px}.mobile{display:none}@media(max-width:700px){main{padding:20px 18px}.stats{gap:10px}.stats article{padding:15px 12px}.stats p{font-size:12px}.stats strong{font-size:30px}.stats strong.status{font-size:18px}.two{grid-template-columns:1fr}.letters{grid-template-columns:1fr 1fr}.panel{padding:22px}h1{font-size:32px}header{padding:20px 18px}header a{font-size:21px}.section-title{align-items:flex-start;gap:10px}select{font-size:12px}.letter{padding:16px}.letter .phrase{font-size:22px}nav{gap:20px}h2{font-size:23px}}@media(max-width:430px){.letters{grid-template-columns:1fr}.mobile{display:block}.pill{font-size:10px;padding:4px 7px}.stats{grid-template-columns:1fr 1fr}.stats article:last-child{grid-column:1/-1}.stats strong.status{padding:0}.glyphs{gap:6px}}

/* Adopted participant notices: natural wrapping, no manual line breaks. */
.visitor{border:0;border-radius:22px;padding:22px;color:#625171;background:#f0eaf8;overflow-wrap:anywhere;line-break:strict;word-break:normal}
.visitor.daily{background:#fff9dc}.visitor.paused{background:#f7ecf1}.visitor.ended{background:#f0eaf8}
.visitor h4{font-size:18px;line-height:1.6;margin:0 0 12px;display:flex;gap:10px;align-items:baseline}.visitor h4 span{flex:none;color:#89749b}.visitor p{font-size:16px;line-height:1.8;color:#85758f;margin:0}

/* Sentence boundaries stay readable; headings wrap at meaningful phrases. */
.visitor h4 .notice-title{flex:1;min-width:0;color:inherit}
.visitor .notice-chunk{display:inline-block;color:inherit;max-width:100%;overflow-wrap:normal}
.visitor .notice-sentence{display:block;text-wrap:pretty;overflow-wrap:normal;line-break:strict}
.visitor .notice-sentence+.notice-sentence{margin-top:.25em}

.visitor .notice-phrase{display:inline-block;max-width:100%;word-break:normal;overflow-wrap:normal}

.visitor .notice-phrase{white-space:nowrap}.visitor .notice-sentence{text-wrap:wrap}.visitor h4 .notice-chunk{white-space:nowrap}
@media(max-width:360px){.visitor{padding:18px 14px}.visitor h4{font-size:16px}.visitor p{font-size:15px}}

/* Reference card styling: compact continuous copy and monochrome icons. */
.visitor{border-radius:26px;padding:22px 24px;background:#f0eaf8;color:#60506e}
.visitor.daily{background:#fff9dc}.visitor.paused{background:#f7edf2}.visitor.ended{background:#f0eaf8}
.visitor h4{font-size:18px;line-height:1.45;margin:0 0 10px;gap:10px;align-items:flex-start;font-weight:700}
.visitor h4 .notice-icon{width:23px;height:26px;display:flex;align-items:center;color:#78618b;flex:none}
.notice-icon svg{width:23px;height:23px;display:block}
.visitor p{font-size:16px;line-height:1.55;margin:0;color:#82728b}
.visitor .notice-sentence{display:inline;line-height:inherit}
.visitor .notice-sentence+.notice-sentence{margin:0}
.visitor .notice-sentence+.notice-sentence::before{content:' ';white-space:normal}
@media(max-width:430px){.visitor{padding:20px;border-radius:24px}.visitor h4{font-size:17px}.visitor p{font-size:15px}.visitor h4 .notice-icon{width:21px;height:24px}.notice-icon svg{width:21px;height:21px}}

.notice-wide{width:100%;max-width:720px;margin:28px auto 0}.notice-wide .visitor{padding:24px 30px}.notice-wide .visitor h4{font-size:21px}.notice-wide .visitor p{font-size:18px;line-height:1.55}@media(max-width:430px){.notice-wide .visitor{padding:20px}.notice-wide .visitor h4{font-size:17px}.notice-wide .visitor p{font-size:15px}}
/* 文が収まれば横に続け、収まらない文はまとまりで次行へ。狭い画面では文内の語句で折り返す。 */
.visitor .notice-sentence{display:inline-block;max-width:100%;margin:0;line-height:inherit;vertical-align:top}
.visitor .notice-sentence+.notice-sentence{margin:0}
.visitor .notice-sentence+.notice-sentence::before{content:none}
.visitor .notice-sentence:not(:last-child){margin-inline-end:.35em}