:root{--bg: #f7f5f2;--surface: #ffffff;--primary: #2d5a4d;--primary-ink: #ffffff;--primary-soft: #e6efec;--accent: #d97a4d;--warn: #b45309;--error: #b91c1c;--text: #1c1c1c;--muted: #6b6b6b;--line: #e5e3df;--radius: 12px;--shadow: 0 1px 2px rgba(0, 0, 0, .04), 0 4px 12px rgba(0, 0, 0, .04)}*{box-sizing:border-box}[hidden]{display:none!important}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:16px;line-height:1.45;-webkit-text-size-adjust:100%;min-height:100dvh}body[data-mode=fullscreen]{overflow:hidden;background:#000}#app{max-width:720px;margin:0 auto;padding:env(safe-area-inset-top,0) 16px env(safe-area-inset-bottom,0);min-height:100dvh;display:flex;flex-direction:column}body[data-mode=fullscreen] #app{max-width:none;padding:0}header{padding:24px 0 16px;border-bottom:1px solid var(--line)}header h1{margin:0;font-size:28px;letter-spacing:-.01em;color:var(--primary)}.subtitle{margin:4px 0 0;color:var(--muted);font-size:14px}main{flex:1;padding:24px 0;display:flex;flex-direction:column;gap:16px}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.card h2{margin:0 0 8px;font-size:18px;color:var(--primary)}.card p{margin:0;color:var(--text)}code{font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;background:var(--bg);padding:1px 6px;border-radius:4px;font-size:.92em}footer{padding:16px 0;border-top:1px solid var(--line);text-align:center}.muted{color:var(--muted);font-size:13px}.capture-list{display:flex;flex-direction:column;gap:8px;margin-top:12px}.capture-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;border:1px solid var(--line);border-radius:var(--radius);text-decoration:none;color:inherit;background:var(--surface);transition:background .15s ease,border-color .15s ease}.capture-row:active{background:var(--primary-soft)}.capture-row--done{background:var(--primary-soft);border-color:var(--primary)}.capture-row__title{font-weight:600;color:var(--text)}.capture-row__id{font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;font-size:12px}.capture-row__status{color:var(--primary);font-weight:600;font-size:14px;white-space:nowrap}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:var(--radius);border:1px solid transparent;font:inherit;font-weight:600;cursor:pointer;text-decoration:none;-webkit-tap-highlight-color:transparent}.btn--primary{background:var(--primary);color:var(--primary-ink)}.btn--primary:active{filter:brightness(.92)}.btn--primary:disabled{opacity:.6;cursor:not-allowed}.btn--secondary{background:var(--surface);color:var(--text);border-color:var(--line)}.btn--secondary:active{background:var(--bg)}.icon-btn{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 12px;border-radius:8px;background:#0006;color:#fff;text-decoration:none;font-size:15px;-webkit-tap-highlight-color:transparent}.capture-screen{position:fixed;inset:0;background:#000;color:#fff;display:flex;flex-direction:column}.capture-stage{position:relative;flex:1;min-height:0;overflow:hidden}#cam-video,#cam-frozen{width:100%;height:100%;object-fit:cover;background:#000;display:block}#cam-video[hidden],#cam-frozen[hidden]{display:none}.cam-overlay{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.scale-ghost{position:absolute;pointer-events:none;display:flex;align-items:flex-end;justify-content:center;font:600 11px/1.2 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.scale-ghost--coin{aspect-ratio:1;border-radius:50%;border:2px dashed rgba(255,255,255,.78);background:#ffffff0f}.scale-ghost--grid{aspect-ratio:1;border:2px dashed rgba(255,255,255,.78);background-color:#ffffff0a;background-image:linear-gradient(to right,rgba(255,255,255,.45) 1px,transparent 1px),linear-gradient(to bottom,rgba(255,255,255,.45) 1px,transparent 1px);background-size:50% 50%}.scale-ghost--custom{aspect-ratio:1;border-radius:6px;border:2px dashed rgba(255,255,255,.78);background:#ffffff0a}.scale-ghost__label{margin-bottom:-22px;padding:1px 8px;background:#0000008c;color:#fff;border-radius:999px;white-space:nowrap}.cam-header{position:absolute;top:0;left:0;right:0;display:flex;align-items:flex-start;gap:12px;padding:calc(env(safe-area-inset-top,0) + 12px) 12px 12px;background:linear-gradient(to bottom,#0000008c,#0000)}.cam-title{flex:1;min-width:0}.cam-title__profile{font-weight:700;font-size:16px}.cam-title__instruction{font-size:13px;opacity:.85;line-height:1.35;margin-top:2px}.cam-error{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:24px;text-align:center;background:#000000b3}.cam-controls{background:#111;color:#fff;padding:12px 16px calc(env(safe-area-inset-bottom,0) + 12px);display:flex;flex-direction:column;gap:10px;border-top:1px solid rgba(255,255,255,.08)}.cam-controls__live{display:flex;flex-direction:column;gap:10px}.cam-controls__preview{display:none;flex-direction:row;gap:12px;justify-content:stretch}.cam-controls__preview .btn{flex:1}.cam-controls[data-mode=preview] .cam-controls__live{display:none}.cam-controls[data-mode=preview] .cam-controls__preview{display:flex}.ctrl-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.ctrl-row label{font-size:14px;opacity:.85}.ctrl-row select,.ctrl-row input[type=number]{flex:1;max-width:60%;min-height:40px;background:#222;color:#fff;border:1px solid rgba(255,255,255,.15);border-radius:8px;padding:0 10px;font:inherit}.confirm-row{display:flex;align-items:center;gap:10px;font-size:14px;padding:8px 4px;border-radius:8px}.confirm-row input{width:20px;height:20px}.confirm-row.flash{animation:flash-warn .5s ease}@keyframes flash-warn{0%{background:#b4530900}30%{background:#b4530966}to{background:#b4530900}}.shutter{align-self:center;width:72px;height:72px;border-radius:50%;background:#fff;border:4px solid rgba(255,255,255,.4);cursor:pointer;padding:0;display:flex;align-items:center;justify-content:center;-webkit-tap-highlight-color:transparent}.shutter__ring{width:56px;height:56px;border-radius:50%;background:#fff;border:2px solid #111}.shutter:active{transform:scale(.96)}.shutter:disabled{opacity:.6}#toast-host{position:fixed;top:calc(env(safe-area-inset-top,0) + 12px);left:0;right:0;display:flex;flex-direction:column;align-items:center;gap:8px;z-index:1000;pointer-events:none}.toast{background:#1c1c1ceb;color:#fff;padding:10px 16px;border-radius:999px;font-size:14px;box-shadow:var(--shadow);opacity:0;transform:translateY(-8px);transition:opacity .18s ease,transform .18s ease}.toast--in{opacity:1;transform:translateY(0)}.toast--warn{background:#7c4a0b}.toast--error{background:#7f1d1d}.lock-overlay{position:fixed;inset:0;background:var(--bg);z-index:1000;display:block;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:calc(env(safe-area-inset-top,0) + 24px) 24px calc(env(safe-area-inset-bottom,0) + 24px)}.lock-overlay .lock-card{margin:0 auto}body[data-locked=true] #app{pointer-events:none}.lock-card{width:100%;max-width:360px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:14px}.lock-card h1{margin:0;font-size:22px;color:var(--primary)}.lock-card p{margin:0;color:var(--text);line-height:1.45}.lock-card p.small{font-size:13px}.lock-card p strong{color:var(--text)}.field{display:flex;flex-direction:column;gap:6px;font-size:14px;color:var(--text)}.field input{min-height:44px;padding:0 12px;border:1px solid var(--line);border-radius:8px;background:var(--surface);font:inherit;letter-spacing:.25em}.field input:focus{outline:2px solid var(--primary);outline-offset:1px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.link-btn{background:none;border:0;padding:8px;color:var(--primary);font:inherit;font-weight:600;cursor:pointer;text-decoration:underline;text-underline-offset:3px;align-self:center}.link-btn:active{opacity:.7}.btn--danger{background:var(--error);color:#fff}.btn--danger:active{filter:brightness(.92)}.danger-card{border-color:#b91c1c66}.danger-card h2{color:var(--error)}.ctrl-row.stack-mobile{flex-direction:column;align-items:stretch;gap:8px;margin-top:12px}.card input[type=text],.card select{min-height:44px;padding:0 12px;border:1px solid var(--line);border-radius:8px;background:var(--surface);font:inherit}.card .ctrl-row .btn{align-self:stretch}footer .link-btn{margin-right:16px}footer{display:flex;align-items:center;justify-content:center;gap:16px}.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:4px}.card-head h2{margin:0}.progress-chip{font-size:12px;font-weight:600;padding:4px 10px;border-radius:999px;background:var(--primary-soft);color:var(--primary)}.subject-picker{min-height:100dvh;padding:env(safe-area-inset-top,0) 16px env(safe-area-inset-bottom,0);display:flex;flex-direction:column}.sp-header{padding:16px 0 8px;display:flex;flex-direction:column;gap:6px}.sp-header h1{margin:0;font-size:22px;color:var(--primary)}.sp-header .link-btn{align-self:flex-start;padding:0}.sp-body{padding:8px 0 24px;display:flex;flex-direction:column;gap:18px}.sp-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.sp-pill{min-height:56px;padding:0 14px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);font:inherit;font-weight:600;cursor:pointer;-webkit-tap-highlight-color:transparent}.sp-pill:active{background:var(--primary-soft)}.sp-other{display:flex;flex-direction:column;gap:10px;padding-top:8px;border-top:1px solid var(--line)}.chip-row{display:flex;gap:8px;margin-top:12px;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}.chip-row::-webkit-scrollbar{display:none}.chip-row--wrap{flex-wrap:wrap;overflow-x:visible}.chip{flex:0 0 auto;min-height:40px;padding:0 14px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--text);font:inherit;font-weight:500;cursor:pointer;-webkit-tap-highlight-color:transparent;transition:background .12s ease,border-color .12s ease,color .12s ease}.chip:active{transform:translateY(1px)}.chip--selected{background:var(--primary);color:var(--primary-ink);border-color:var(--primary)}.chip-row--inline{font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;opacity:.75}textarea#f-note{width:100%;margin-top:12px;padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:var(--surface);font:inherit;resize:vertical}.json-preview{font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;font-size:12px;background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:10px;margin-top:12px;overflow-x:auto;white-space:pre;line-height:1.45}.proto-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:16px}.proto-tag{display:inline-block;padding:2px 8px;background:var(--accent);color:#fff;border-radius:999px;font-size:11px;font-weight:700;letter-spacing:.02em;vertical-align:middle}.tier2-preview{margin-top:12px;padding:12px;background:var(--bg);border:1px dashed var(--line);border-radius:8px}.tier2-grid{display:grid;grid-template-columns:1fr;gap:8px}.card-head+p,.card>p:first-of-type+.chip-row{margin-top:8px}