:root{color-scheme:dark;--bg:#101c1c;--panel:#192828;--ink:#f2efe6;--muted:#b7c6c3;--gold:#d7b978;--line:#354847;--red:#f1a59b;font-family:Pretendard,'Noto Sans KR',system-ui,sans-serif;font-size:16px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);line-height:1.85}header,main,footer{max-width:680px;margin:auto}header{padding:28px 24px 18px;display:flex;justify-content:space-between;gap:12px;align-items:center;border-bottom:1px solid var(--line)}.brand{font-size:.82rem;letter-spacing:.14em;color:var(--gold)}.brand span{display:block;letter-spacing:0;font-size:1rem;color:var(--ink)}.coordinate{font-size:.875rem;color:var(--muted)}main{padding:28px 24px 48px;min-height:65vh}.eyebrow{color:var(--gold);font-size:.875rem;letter-spacing:.04em;margin:0 0 8px}h1{font-size:1.8rem;line-height:1.45;font-weight:600;margin:12px 0 24px;word-break:keep-all}h2{font-size:1.1rem;line-height:1.6;margin:0 0 14px;font-weight:600}p{margin:0 0 18px;word-break:keep-all;overflow-wrap:anywhere}.system{border-left:2px solid var(--gold);background:var(--panel);padding:18px 20px;margin:24px 0}.system p{white-space:pre-line}.system p:last-child,.voice p:last-child{margin-bottom:0}.kicker{font-size:.875rem;color:var(--muted);display:block;margin-bottom:10px}.voice{padding:12px 0 6px;font-size:1.1rem}.mission{border-top:1px solid var(--line);margin-top:28px;padding-top:24px}label{display:block;margin:16px 0 10px}textarea,input[type=text]{width:100%;border:1px solid #657d77;border-radius:4px;background:#0c1717;color:var(--ink);font:inherit;padding:14px;resize:vertical}textarea{min-height:135px}textarea:focus,input:focus,button:focus-visible{outline:2px solid var(--gold);outline-offset:4px}button{font:inherit;cursor:pointer;touch-action:manipulation;border-radius:4px;min-height:48px}.primary{background:var(--gold);color:#172321;border:0;font-weight:600;width:100%;padding:14px 18px;margin-top:18px}.secondary{background:transparent;border:1px solid #6a807b;color:var(--ink);padding:10px 18px}.primary:disabled,.secondary:disabled{opacity:.55;cursor:wait}.fine{font-size:.875rem;color:var(--muted)}.steps{display:flex;gap:5px;margin-bottom:20px}.steps i{height:3px;flex:1;background:var(--line)}.steps i.active{background:var(--gold)}.image-button{display:block;width:100%;border:0;background:var(--panel);padding:0;overflow:hidden}.image-button img{width:100%;display:block}.gate{max-height:270px;object-fit:cover;object-position:50% 67%}.caption{font-size:.875rem;color:var(--muted);margin:10px 0 24px}.missing{background:var(--panel);padding:24px;border:1px dashed #8f9b93;border-radius:4px}.missing strong{color:var(--gold);display:block}.hints{margin:20px 0}.hints p{margin:14px 0;padding-left:12px;border-left:1px solid var(--line)}.error{color:var(--red);margin-top:16px}.check{display:flex;align-items:flex-start;gap:12px;font-size:1rem}.check input{margin-top:8px;width:20px;height:20px;flex-shrink:0;accent-color:var(--gold)}footer{padding:18px 24px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:12px;font-size:.875rem;color:var(--muted)}.text-button{background:none;border:0;padding:0;color:var(--muted);font-size:.875rem}#notice{max-width:630px;margin:0 auto;padding:0 24px;color:var(--red)}dialog{background:var(--bg);color:var(--ink);border:1px solid var(--line);width:min(95vw,950px);max-height:90vh}dialog::backdrop{background:#000b}dialog button{float:right;background:var(--panel);color:var(--ink);border:1px solid var(--line);padding:5px 18px}.zoom-scroll{overflow:auto;max-height:65vh;clear:both}#zoom-image{display:block;width:100%;max-width:none}dialog label{margin-top:65px}.quiet-flower{border-left:3px solid #ba5c56;padding-left:20px;margin:32px 0;font-size:1.2rem}details{margin:20px 0}summary{cursor:pointer;color:var(--muted)}@media(min-width:800px){header{margin-top:25px}main{padding-top:36px}}@media(prefers-reduced-motion:no-preference){main{animation:arrive .3s ease-out}@keyframes arrive{from{opacity:.6}to{opacity:1}}}
.chapter-progress{display:flex;gap:10px;margin:0 0 25px}.chapter-progress span{width:32px;height:32px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;font-size:.875rem;color:var(--muted)}.chapter-progress span.active{background:var(--gold);border-color:var(--gold);color:var(--bg)}.chapter-progress span.passed{border-color:#8aa19a;color:var(--ink)}fieldset{border:0;padding:0;margin:28px 0 12px;min-width:0}legend{font-size:1.05rem;margin-bottom:16px;line-height:1.7;word-break:keep-all}.choice{display:flex;gap:14px;align-items:flex-start;border:1px solid var(--line);padding:15px 16px;background:var(--panel);border-radius:4px;cursor:pointer}.choice input{width:20px;height:20px;margin:5px 0 0;flex-shrink:0;accent-color:var(--gold)}.choice:has(input:checked){border-color:var(--gold)}.welcome-image{width:100%;max-height:300px;object-fit:cover;display:block;margin:20px 0 28px}.image-button img{max-height:430px;object-fit:contain}.image-button img.field-image{max-height:none}.link-row{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0 12px}.link-row a{font:inherit;text-decoration:none;text-align:center}.secondary{display:inline-block}.system,.voice,.mission{margin-top:16px;margin-bottom:16px}.mission p{color:var(--gold);font-weight:500}.story{margin:0}.story p{margin-bottom:20px}footer>div{display:flex;gap:16px;flex-wrap:wrap;justify-content:flex-end}#history-list{display:grid;gap:10px;clear:both;padding-top:20px}#history-dialog h2{padding-top:60px}#controls{margin-top:30px}.hints .secondary{width:100%}.quiet-flower{border-left:3px solid #c66d68}.operator{max-width:1000px}.operator-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.setting{padding:18px;border:1px solid var(--line);background:var(--panel);margin-bottom:18px}.setting input{margin-bottom:10px}.check-confirm{display:flex;gap:10px}.check-confirm input{width:20px;margin-top:7px}.operator select{width:100%;padding:12px;background:var(--panel);color:var(--ink);font:inherit;border:1px solid var(--line)}.success{color:#c1d6b8}.pending{color:var(--gold)}@media(max-width:700px){.operator-grid{grid-template-columns:1fr}.chapter-progress{gap:8px}h1{font-size:1.65rem}}
.memoir-section{margin:34px 0;padding-top:26px;border-top:1px solid var(--line)}.memoir-kicker{display:block;color:var(--gold);font-size:.9rem;margin-bottom:12px;letter-spacing:.02em}.memoir-quote{margin:18px 0 4px;padding:8px 0 8px 20px;border-left:3px solid #ba5c56;color:var(--ink);font-size:1.08rem;line-height:1.85;white-space:pre-wrap}.memoir-ending{margin-top:42px;padding:26px 20px;background:var(--panel);border-radius:4px}.memoir-last{font-weight:600}.memoir-date{white-space:pre-line;color:var(--muted);font-size:.9rem;margin-top:30px;margin-bottom:0}.memoir-save{width:100%;margin-top:12px}

.operator-nav{display:grid;grid-template-columns:1fr 1.35fr 1fr;gap:8px;margin:12px 0}.operator-nav button{margin:0;width:100%}.operator-open{min-height:48px}.operator-answer{margin:18px 0 0;padding:14px 16px;background:#223433;border-left:3px solid var(--gold)}.operator-answer strong{display:block;color:var(--gold);font-size:1.08rem;word-break:break-all}@media(max-width:560px){.operator-nav{grid-template-columns:1fr 1fr}.operator-open{grid-column:1/-1;grid-row:1}.operator-nav .secondary{width:100%}}

html[data-theme=light]{color-scheme:light;--bg:#fffdf6;--panel:#ffffff;--ink:#10201e;--muted:#435650;--gold:#8a6111;--line:#9aa8a3;--red:#9d2d24}
html[data-theme=light] body{background:var(--bg)}
html[data-theme=light] .primary{background:#e0bb68;color:#10201e}
html[data-theme=light] textarea,html[data-theme=light] input[type=text]{background:#fff;color:#10201e;border-color:#6e817b}
html[data-theme=light] .choice{background:#fff}
html[data-theme=light] dialog{background:#fffdf6;color:#10201e}
html[data-theme=light] dialog::backdrop{background:#0006}

.memoir-score,.final-score{margin:32px 0;padding:22px;border:1px solid var(--gold);background:var(--panel)}.memoir-score-value{display:block;font-size:2rem;line-height:1.2;color:var(--gold);margin:6px 0 10px}.memoir-score .fine,.final-score .fine{margin-bottom:0}

.checklist{background:var(--panel);border-left:2px solid var(--gold);padding:18px 20px;margin:16px 0}.checklist-title{font-size:1rem;line-height:1.55;margin:0 0 12px;color:var(--ink)}.checklist ul{margin:0;padding-left:1.25rem;display:grid;gap:10px}.checklist li{padding-left:2px;word-break:keep-all;overflow-wrap:anywhere}.checklist li::marker{color:var(--gold)}

.answer-reveal{margin:14px 0 0;padding:16px 18px;border:1px solid var(--gold);background:var(--panel)}.answer-reveal strong{display:block;font-size:1.15rem;color:var(--gold);word-break:keep-all}.answer-reveal .fine{margin:8px 0 0}

#controls>a.secondary{display:block;text-align:center;text-decoration:none;margin-top:12px}.final-cta{margin-top:30px}

/* Field-use controls: safe area, large touch targets, and readable text. */
.connection-bar{max-width:680px;margin:auto;padding:8px 24px;display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--panel);font-size:.875rem;color:var(--muted)}
[hidden]{display:none!important}.large-text{font-size:19px}button,a,input,textarea{-webkit-tap-highlight-color:transparent}a:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:4px}
footer{padding-bottom:max(24px,env(safe-area-inset-bottom));flex-direction:column}footer>div{justify-content:flex-start;gap:8px 16px}.text-button{padding:8px;min-height:44px}.chapter-progress{flex-wrap:wrap}#controls>.secondary{width:100%;margin-top:12px}#notice{white-space:pre-line}dialog{overscroll-behavior:contain;border-radius:12px}header{padding-top:max(20px,env(safe-area-inset-top))}button,a.secondary{overflow-wrap:anywhere}#reset{color:var(--red)}
@media(max-width:380px){main{padding-left:16px;padding-right:16px}header{padding-left:16px;padding-right:16px}.coordinate{max-width:42%;text-align:right}.choice{padding:12px}.system{padding:16px}}