:root{--paper:#fbf6ee;--ink:#2b2620;--red:#c8553d;--gold:#d9a441;--card:#efe6d6;--muted:#6c5d4d;--line:#d6c8b4;--serif:'Shippori Mincho B1',serif;--sans:'Zen Kaku Gothic New',sans-serif;color-scheme:light}
*{box-sizing:border-box}html{background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:18px;line-height:1.8}body{margin:0}button,input,textarea,select{font:inherit}button,a,input,textarea{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.55;cursor:wait}a{color:var(--ink);text-underline-offset:5px}a:hover{color:var(--red)}:focus-visible{outline:3px solid var(--ink);outline-offset:4px}button:focus-visible{outline-offset:5px}[hidden]{display:none!important}
.site-header{max-width:680px;margin:auto;padding:27px 28px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{font-family:var(--serif);font-size:25px;letter-spacing:.15em;text-decoration:none;line-height:1.5;white-space:nowrap}.brand span{display:block;font:11px var(--sans);letter-spacing:.32em;margin-top:4px}.header-note{font-size:13px;color:var(--muted);writing-mode:vertical-rl;letter-spacing:.15em;line-height:1.7}
main{max-width:600px;margin:20px auto 0;padding:0 24px 48px;min-height:65vh;outline:none}h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.6}h1{font-size:clamp(27px,6.9vw,36px);letter-spacing:.035em;margin:14px 0 22px}h2{font-size:25px;margin:0 0 18px}h3{font-size:21px}p{margin:0 0 20px}.eyebrow{font-size:14px;color:var(--muted);letter-spacing:.12em;margin:0 0 8px}.intro{margin-bottom:30px}.step-line{display:flex;gap:6px;margin:0 0 30px}.step-line i{height:3px;flex:1;background:var(--card)}.step-line i.done{background:var(--gold)}.card{background:var(--card);padding:24px;border-radius:4px;margin:22px 0}.quiet{font-size:16px;color:var(--muted);line-height:1.8}.small{font-size:14px;color:var(--muted)}.notice{padding:16px 18px;border-left:3px solid var(--gold);background:var(--card);margin:20px 0}.mock{border:1px dashed var(--red);padding:12px 16px;margin:0 0 24px;color:#853622;font-size:16px}.actions{display:grid;gap:14px;margin:26px 0}.btn{display:flex;align-items:center;justify-content:center;width:100%;min-height:56px;border:1px solid var(--red);border-radius:4px;padding:12px 18px;background:var(--red);color:#fff;font-weight:700;line-height:1.6;text-decoration:none;gap:8px}.btn:hover{background:#b24430;color:#fff}.btn.secondary{background:transparent;color:var(--ink);border-color:var(--line);font-weight:500}.btn.secondary:hover{background:var(--card)}.btn.text{background:transparent;color:var(--muted);border-color:transparent;font-weight:400;text-decoration:underline;text-underline-offset:5px}.btn.danger{background:transparent;color:#913923;border-color:#913923}.row{display:flex;gap:12px;align-items:center}.row>*{flex:1}.choice{background:var(--card);border:1px solid transparent;text-align:left;display:block;color:var(--ink);font-weight:500;padding:20px 22px;width:100%;border-radius:4px;min-height:72px}.choice:hover,.choice[aria-pressed=true]{border-color:var(--red);background:#f3e9da}.choice strong{font-family:var(--serif);display:block;font-size:23px}.choice span{display:block;font-size:16px;font-weight:400;color:var(--muted);margin-top:7px}.choice-list{display:grid;gap:14px;margin:24px 0}.theme-choice{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:68px;padding:15px 20px}.theme-choice span{font:inherit;color:var(--ink);margin:0}.theme-choice b{font-weight:400;color:var(--red)}label{display:block;margin:20px 0 9px;font-weight:500}.check{display:flex;gap:12px;align-items:flex-start;font-weight:400;padding:8px 0;margin:16px 0}.check input{appearance:auto;flex:none;width:24px;height:24px;margin:5px 0 0;accent-color:var(--red)}input[type=text],input[type=email],textarea{width:100%;min-height:56px;background:#fffdf9;border:1px solid #a89882;border-radius:3px;padding:13px 15px;color:var(--ink);font-size:18px;line-height:1.8}textarea{resize:vertical;min-height:180px}textarea:focus,input:focus{border-color:var(--red)}input[readonly]{font-size:14px}.input-meta{display:flex;justify-content:space-between;gap:14px;margin:8px 0 15px;font-size:14px;color:var(--muted)}.question{font-size:25px;line-height:1.85;margin:14px 0 24px}.ack{color:var(--muted);padding-left:16px;border-left:2px solid var(--gold);margin:20px 0}.listening{color:#913923;font-size:16px;margin:10px 0}.listening::before{content:'●';font-size:10px;margin-right:8px;animation:breathe 1.4s infinite}.speech{font-weight:400;min-height:52px}.transcript{margin:26px 0;border-top:1px solid var(--line);padding-top:18px}.transcript summary{min-height:52px;cursor:pointer;color:var(--muted)}.turn{padding:16px 0;border-bottom:1px solid var(--line)}.turn .q{font-size:16px;color:var(--muted)}.turn p{white-space:pre-wrap;overflow-wrap:anywhere;margin-bottom:8px}.source-label{font-size:13px;color:var(--muted);margin-top:8px}.letter{background:#fffdf9;border-top:3px solid var(--gold);box-shadow:0 4px 20px #2b262008;padding:30px 25px;margin:28px -4px;color:var(--ink)}.letter-tag{font-size:13px;letter-spacing:.16em;color:var(--muted)}.letter h1{font-size:30px;line-height:1.65;margin:18px 0 30px;overflow-wrap:anywhere}.letter-body p{font-size:19px;line-height:2.1;margin:0 0 28px;white-space:pre-wrap;overflow-wrap:anywhere}.letter h2{font-family:var(--sans);font-size:14px;letter-spacing:.08em;color:var(--muted);font-weight:400;border-top:1px solid var(--line);padding-top:20px;margin:18px 0 12px}.quotes{color:#a1402d;font-family:var(--serif);font-size:20px;margin:10px 0 28px;padding:0;list-style:none}.quotes li{margin:12px 0;overflow-wrap:anywhere}.closing{font-size:18px;line-height:1.9}.letter-date{font-size:14px;text-align:right;margin:24px 0 0;color:var(--muted)}.print-brand{font-size:10px;text-align:center;color:var(--muted);margin-top:28px}.seal{color:var(--red);font-family:var(--serif);font-size:16px;letter-spacing:.12em;margin:0 0 14px}.completion{margin-top:18px}.offer{padding-top:28px;margin-top:42px;border-top:1px solid var(--gold)}.offer h2{margin-bottom:8px}.price{font-family:var(--serif);font-size:29px;margin:12px 0}.offer details>summary{cursor:pointer;min-height:56px;display:list-item;padding:10px 0}.feedback{position:fixed;bottom:14px;left:50%;transform:translateX(-50%);width:calc(100% - 32px);max-width:560px;max-height:55vh;overflow:auto;z-index:10;background:var(--ink);color:var(--paper);padding:18px 22px;border-radius:4px;box-shadow:0 4px 24px #0002;font-size:17px}.feedback p{margin:0 0 12px}.feedback button{color:var(--paper);border:1px solid #b9ad9b;background:transparent;min-height:52px;padding:8px 18px;border-radius:3px;margin:4px 8px 0 0}.site-footer{max-width:600px;margin:0 auto;padding:22px 24px 36px;border-top:1px solid var(--line);font-size:13px;color:var(--muted);letter-spacing:.12em;text-align:center}.loading{margin:60px 0;color:var(--muted)}.busy-indicator{position:fixed;inset:auto 16px 18px;max-width:552px;margin:auto;background:var(--ink);color:var(--paper);padding:15px 20px;text-align:center;border-radius:4px;z-index:9}.link-panel{overflow-wrap:anywhere}.link-panel input{margin-bottom:14px}.empty{padding-top:36px}.progress-label{font-size:14px;letter-spacing:.08em;color:var(--muted)}@keyframes breathe{50%{opacity:.35}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;scroll-behavior:auto!important}}@media(max-width:390px){.site-header{padding-left:24px;padding-right:24px}.card{padding:20px}.letter{padding:26px 20px}.row{flex-direction:column;align-items:stretch}.question{font-size:24px}}
@page{size:A4 portrait;margin:18mm 20mm}
@media print{html,body{background:white!important;color:#000!important;font-size:12pt}.site-header,.site-footer,#feedback,.no-print,.mock,.source-label,.busy-indicator{display:none!important}main{max-width:none;min-height:0;margin:0;padding:0}main>*:not(.letter){display:none!important}.letter{margin:0;padding:0;background:white;border:0;box-shadow:none;display:block!important}.letter h1{font-size:23pt;margin:10mm 0 9mm}.letter-tag{font-size:9pt}.letter-body p{font-size:12pt;line-height:1.95;margin-bottom:6mm;orphans:3;widows:3}.letter h2{font-size:9pt;margin:6mm 0 3mm;padding-top:4mm;break-after:avoid}.quotes{font-size:12pt;margin:3mm 0 6mm;color:#a1402d}.quotes li{margin:2mm 0;break-inside:avoid}.closing{font-size:11pt}.letter-date{font-size:9pt;margin-top:5mm}.print-brand{font-size:8pt;margin-top:6mm}p{overflow-wrap:anywhere}a{color:inherit;text-decoration:none}}

.question .question-words{color:#a1402d;font-weight:700}

/* 一冊を主役に。便箋と同じ紙色・書体に、本の背を思わせる罫線。 */
.offer-card{padding:26px 24px;margin:18px 0 26px;overflow-wrap:anywhere}
.offer-main{background:#fffdf9;border:1px solid var(--line);border-left:5px solid var(--gold)}
.offer-main .offer-title{font-size:32px;letter-spacing:.08em}
.offer-main .price{font-size:34px;margin:12px 0 22px}
.offer-contents{padding-left:1.3em;margin:0 0 18px}.offer-contents li{margin:10px 0}
.offer-terms{border-top:1px solid var(--line);padding-top:20px;font-weight:700}
.offer-front{border:1px solid var(--line);padding:22px}.offer-front .price{font-size:25px}
.offer-registration{border-top:1px solid var(--line);margin-top:24px;padding-top:8px}
.offer-registration .link-panel{padding:16px;margin-top:18px}
.shared-invite{text-align:center;margin:32px 0 0}
@media(max-width:390px){.offer-card{padding:22px 18px}.offer-main .price{font-size:30px}.offer-main .offer-title{font-size:29px}}