:root{--paper:#f8f9fb;--ink:#20282d;--muted:#617079;--line:#d9e0e3;--accent:#bd5234;--light:#fff0e9;--blue:#244eb8;--sans:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;--display:'Avenir Next','Space Grotesk',var(--sans)}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.65 var(--sans)}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button,.button{cursor:pointer;border:1px solid var(--line);background:white;color:var(--ink);padding:10px 16px;border-radius:7px;text-decoration:none;font-weight:600;display:inline-flex;align-items:center;justify-content:center;gap:8px;line-height:1.5}button:hover,.button:hover{border-color:var(--ink);background:#f2f4f5}button:disabled{opacity:.45;cursor:not-allowed}button.primary,.button.primary{background:var(--accent);border-color:var(--accent);color:white}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #719ce9;outline-offset:3px}a{color:var(--blue);overflow-wrap:anywhere}header{height:80px;padding:0 32px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:5}.wordmark{font-size:22px;font-weight:800;color:var(--ink);text-decoration:none;letter-spacing:-.7px}.wordmark small{font:12px var(--display);letter-spacing:2px;color:var(--accent);display:block;margin-top:2px}.top-actions{display:flex;gap:8px}.layout{display:grid;grid-template-columns:245px minmax(0,1fr);max-width:1580px;margin:auto}nav{padding:28px 18px;position:sticky;top:80px;align-self:start;height:calc(100vh - 80px);border-right:1px solid var(--line);display:flex;flex-direction:column;gap:8px}nav a{display:flex;gap:12px;align-items:center;color:var(--muted);text-decoration:none;padding:12px;border-radius:6px;font-size:15px}nav a span{font:15px var(--display);color:#88939a}nav a[aria-current=step]{background:var(--ink);color:#fff}nav a[aria-current=step] span{color:#fba887}nav .aside-note{font-size:13px;color:var(--muted);margin-top:auto;padding:14px;line-height:1.7}main{padding:38px 42px 80px;min-width:0;max-width:1260px}.eyebrow{font:13px var(--display);letter-spacing:2px;color:var(--accent);margin:0 0 7px}h1{font-size:32px;line-height:1.3;letter-spacing:-1px;margin:0 0 10px}h2{font-size:21px;margin:0 0 18px;line-height:1.4}h3{font-size:17px;margin:0 0 10px}p{margin:0 0 16px}.lede{color:var(--muted);max-width:720px;margin-bottom:28px}.panel{background:#fff;border:1px solid var(--line);border-radius:10px;padding:25px;margin-bottom:22px}.two{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);gap:24px}.equal{grid-template-columns:1fr 1fr}.stack{display:grid;gap:16px}.field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px}.field>span{font-size:14px;font-weight:600}.field small,.meta{font-size:13px;color:var(--muted)}input,textarea,select{width:100%;padding:11px 12px;border:1px solid #c8d1d7;border-radius:6px;background:#fff;color:var(--ink);line-height:1.6}textarea{resize:vertical;min-height:100px}input[type=checkbox]{width:19px;height:19px;accent-color:var(--accent)}input[type=color]{height:44px;padding:4px}input[type=file]{font-size:14px}input[type=datetime-local]{min-width:0}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.preview{background:var(--ink);color:#fff;padding:28px;border-radius:10px;align-self:start}.preview h2{font-size:27px;line-height:1.5}.preview .meta{color:#b9c7cd}.preview blockquote{margin:24px 0;padding:0 0 0 18px;border-left:3px solid #efa480;font-size:18px}.notice{border-left:3px solid var(--accent);padding:14px 16px;background:var(--light);font-size:14px;margin:20px 0;line-height:1.7}.subtle{background:#edf2f7;border-color:#6481a3}.gallery{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.logo-card{border:1px solid var(--line);border-radius:8px;overflow:hidden;background:white}.logo-card img{display:block;width:100%;aspect-ratio:1;object-fit:contain;background:var(--bg,#fff)}.logo-card .info{padding:12px}.logo-card strong{font-family:var(--display);font-size:18px}.logo-card button{font-size:13px;padding:6px 9px}.logo-card.selected{outline:3px solid var(--accent);outline-offset:2px}.empty{padding:48px 25px;text-align:center;border:1px dashed #aebbc3;border-radius:8px;background:#fff}.empty p{color:var(--muted)}canvas{display:block;width:100%;height:auto;border:1px solid var(--line);border-radius:5px;background:#fff}.canvas-wrap{max-height:650px;overflow:auto}.pill{display:inline-block;font-size:12px;background:#edf2f7;padding:3px 8px;border-radius:4px;color:#435d72;margin:0 0 10px}.metric{font:42px/1 var(--display);display:block;margin-bottom:6px}.metrics{display:flex;gap:36px;margin:16px 0 28px}.metrics small{color:var(--muted)}.bar-row{display:grid;grid-template-columns:25px 1fr 95px;gap:12px;align-items:center;margin:12px 0}.bar{background:#edf0f2;height:16px;border-radius:4px;overflow:hidden}.bar i{display:block;background:var(--accent);height:100%}.comment{border-bottom:1px solid var(--line);padding:14px 0}.comment:last-child{border:0}.comment p{margin:6px 0}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;font-size:14px;line-height:1.6}th,td{text-align:left;border-bottom:1px solid var(--line);padding:12px 14px;vertical-align:top}th{background:#f2f5f6;font-weight:600}td:first-child{min-width:100px}.check{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);align-items:flex-start}.check input{flex-shrink:0;margin-top:3px}.check strong{font-size:15px;display:block}.check small{font-size:13px;color:var(--muted)}details{border-bottom:1px solid var(--line);padding:16px 0}summary{cursor:pointer;font-weight:600}details p,details ul{margin-top:14px}.source{font-size:13px;color:var(--muted);margin-top:10px}.output{white-space:pre-wrap;overflow-wrap:anywhere;background:#f2f5f6;padding:18px;border-radius:6px;font-size:14px;max-height:450px;overflow:auto}.chips{display:flex;flex-wrap:wrap;gap:7px;margin:12px 0}.chips button{font-size:14px}.danger{color:#a73c27}.cover-thumbs{display:flex;gap:12px;align-items:flex-start}.cover-thumbs canvas{width:calc(33.333% - 8px)}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--ink);color:white;padding:12px 22px;border-radius:7px;box-shadow:0 4px 20px #0002;z-index:50;max-width:90vw;display:none}footer{margin-top:36px;border-top:1px solid var(--line);padding-top:20px;color:var(--muted);font-size:13px}ol{padding-left:24px}li{margin-bottom:10px}@media(max-width:1100px){main{padding:30px 24px}.two{grid-template-columns:1fr}.gallery{grid-template-columns:repeat(3,minmax(0,1fr))}.layout{grid-template-columns:205px 1fr}nav{padding:24px 10px}}@media(max-width:700px){header{height:74px;padding:0 16px}.wordmark{font-size:19px}.wordmark small{font-size:10px}.top-actions button,.top-actions .button{padding:8px;font-size:13px}.layout{display:block}nav{height:auto;position:sticky;top:74px;flex-direction:row;padding:10px 12px;background:var(--paper);border-right:0;border-bottom:1px solid var(--line);overflow:auto;z-index:4}nav a{white-space:nowrap;padding:8px 10px;font-size:14px;gap:7px}nav .aside-note{display:none}main{padding:24px 16px 65px}h1{font-size:27px}.panel,.preview{padding:20px}.gallery{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.metrics{gap:20px}.metric{font-size:32px}.equal{grid-template-columns:1fr}.logo-card .info{padding:10px}.canvas-wrap{max-height:520px}}

/* Guided feedback and backup recovery */
.handoff-line{display:flex;flex-wrap:wrap;gap:10px;color:var(--muted);font-size:14px;margin-bottom:28px}.handoff-line b{color:var(--ink)}.journey li{padding:5px 0 12px}.journey a{font-weight:650;color:var(--ink)}.journey p{font-size:14px;color:var(--muted);margin:5px 0 0}.intro-panel{border-top:3px solid var(--accent)}#reviewSection,#feedbackStats{scroll-margin-top:105px}.review-row{display:grid;grid-template-columns:minmax(0,1fr) 85px minmax(0,1.4fr);gap:12px;padding:18px 0;border-bottom:1px solid var(--line)}.review-row .field{margin:0}.review-row .quote{grid-column:1/-1}.review-row textarea{min-height:70px}input,select,textarea{min-width:0}.wordmark{white-space:nowrap}.meta{overflow-wrap:anywhere}@media(max-width:850px){.review-row{grid-template-columns:minmax(0,1fr) 80px}.review-row .field:nth-child(3){grid-column:1/-1}}@media(max-width:700px){#reviewSection,#feedbackStats{scroll-margin-top:155px}.top-actions button,.top-actions .button{font-size:12px;padding:7px}.wordmark{font-size:17px}.wordmark small{font-size:9px;letter-spacing:1px}.bar-row{grid-template-columns:20px 1fr 85px;gap:8px}}