:root{font-family:system-ui,-apple-system,"Noto Sans SC",sans-serif;color:#242332;background:#f7f6f2;font-synthesis:none;--accent:#6550bd;--muted:#767384;--line:#e7e4ed;--surface:#fff;--cn-height:100dvh}*{box-sizing:border-box}body{margin:0;min-height:var(--cn-height);overflow-x:hidden}button,input,textarea{font:inherit}button{cursor:pointer;min-height:44px;border:0;border-radius:15px;padding:12px 18px;background:var(--accent);color:#fff;font-weight:600;transition:transform .22s cubic-bezier(.2,1.7,.35,1),background .2s}button:active{transform:scale(.95)}button:disabled{opacity:.5;cursor:wait}button:focus-visible,textarea:focus-visible{outline:3px solid #9c8be1;outline-offset:3px}p{line-height:1.75;color:var(--muted);margin:10px 0}h1,h2,h3{letter-spacing:-.03em;margin:0;line-height:1.3}h1{font-size:clamp(29px,6vw,44px)}h2{font-size:24px}h3{font-size:17px}small{color:var(--muted);font-size:12px;line-height:1.5}.shell{max-width:920px;margin:auto;padding:16px 24px max(32px,env(safe-area-inset-bottom))}header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:26px}.brand{font-size:11px;letter-spacing:.12em;color:var(--muted)}.quiet{background:transparent;color:var(--muted);padding:10px 0}.secondary{background:#efedf6;color:#55478c}.danger{background:#fff2ed;color:#a55c42}.eyebrow{color:var(--accent);font-size:12px;font-weight:700;letter-spacing:.12em;margin-bottom:10px}.hero{padding:22px 0 20px}.hero p{max-width:530px}.row{display:flex;align-items:center;justify-content:space-between;gap:14px}.wrap{flex-wrap:wrap}.panel{background:var(--surface);border:1px solid var(--line);border-radius:25px;padding:25px;margin:16px 0;box-shadow:0 4px 24px #35305a04}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:22px 0}.stat{padding:16px;border-radius:18px;background:#eeecf5}.stat strong{display:block;font-size:27px;margin-bottom:4px}.stat span{font-size:12px;color:var(--muted)}.primary-wide{width:100%;margin-top:12px}.empty{padding:30px 20px;text-align:center}.empty .symbol{display:inline-grid;place-items:center;width:64px;height:64px;border-radius:22px;background:#eeecf6;font-size:30px;color:var(--accent);margin-bottom:18px}.deck{padding:19px 0;border-top:1px solid var(--line)}.deck:first-child{border-top:0}.deck-title{overflow-wrap:anywhere;flex:1;min-width:0}.deck .actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.deck button{font-size:13px;padding:10px 14px}.constellation{display:flex;flex-wrap:wrap;gap:8px;margin:15px 0}.dot{width:16px;height:16px;border-radius:50%;background:#eae7f3;border:2px solid #dcd5ee;transition:transform .4s}.dot[data-level="1"],.dot[data-level="2"]{background:#beb1ec;border-color:#ad9dde}.dot[data-level="3"],.dot[data-level="4"],.dot[data-level="5"]{background:#6550bd;border-color:#6550bd}.badge{background:#eef2d9;color:#5e702c;border-radius:30px;padding:7px 11px;font-size:12px;display:inline-block}.card-stage{animation:arrive .4s cubic-bezier(.22,1.3,.36,1)}.progress{height:7px;background:#e9e5f1;border-radius:10px;margin:16px 0 26px;overflow:hidden}.progress span{display:block;height:100%;background:var(--accent);border-radius:10px;transition:width .3s}.question{margin:25px 0;font-size:clamp(23px,5vw,32px);line-height:1.6}.source{color:var(--accent);font-size:13px;overflow-wrap:anywhere}.card-copy{white-space:pre-wrap;line-height:1.9;overflow-wrap:anywhere;color:#45414f;padding:18px;background:#f6f4fa;border-radius:16px;margin:16px 0;max-height:calc(var(--cn-height)*.43);overflow:auto;overscroll-behavior:contain}.prompt-hint{font-size:13px}.draft{display:block;width:100%;min-height:110px;resize:vertical;padding:15px;border:1px solid var(--line);border-radius:15px;background:#faf9fc;color:#242332;margin:18px 0}.grades{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin-top:18px}.grades button{padding:13px 8px;font-size:14px}.grades small{display:block;color:inherit;font-size:11px;font-weight:400;margin-top:4px}.grades button:first-child{background:#faede5;color:#94603f}.grades button:nth-child(2){background:#eeeaf8;color:#6550bd}.grade-result{padding:16px;background:#f0f3df;border-radius:15px;color:#5e702c;margin:18px 0}.source-list{display:grid;gap:14px}.source-item{padding:16px;background:#faf9fc;border-radius:16px;display:flex;justify-content:space-between;align-items:center;gap:15px}.source-item h3{font-size:15px;overflow-wrap:anywhere}.source-item button{flex-shrink:0;font-size:13px}.loading{text-align:center;padding:48px 20px}.spinner{width:30px;height:30px;border:3px solid #e6e1f2;border-top-color:var(--accent);border-radius:50%;display:inline-block;animation:spin .8s linear infinite}.success-motion{width:105px;height:105px;margin:0 auto 16px}.summary{text-align:center;padding:32px 12px}.summary strong.score{font-size:48px;display:block;color:var(--accent);margin:14px}.milestones{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0}.milestones .badge{background:#eeecf5;color:#6550bd}#notice{position:fixed;bottom:max(16px,env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);width:min(90%,500px);padding:14px 18px;border-radius:16px;background:#302a46;color:white;z-index:10;line-height:1.6;box-shadow:0 8px 32px #0002}.error-inline{padding:12px 0;color:#a34e41;line-height:1.6}.text-link{color:var(--accent);text-decoration:none;font-size:13px}.subtle{font-size:12px;color:var(--muted)}@keyframes arrive{from{opacity:0;transform:translateY(12px) scale(.98)}to{opacity:1;transform:none}}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:550px){.shell{padding:12px 16px max(28px,env(safe-area-inset-bottom))}header{margin-bottom:12px}.panel{padding:20px;border-radius:22px}.stats{gap:8px}.stat{padding:13px 10px}.stat strong{font-size:24px}.hero{padding-top:15px}.source-item{align-items:flex-start}.source-item button{max-width:90px}.grades{gap:6px}.grades button{font-size:13px}.brand{font-size:10px;letter-spacing:.06em}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}