:root{--bg:#f5f6fb;--panel:#fff;--ink:#182033;--muted:#70788a;--line:#e6e8f0;--nav:#081b2e;--purple:#6d43f5;--green:#1fa463}*{box-sizing:border-box}body{background:var(--bg);color:var(--ink);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif}button,input,textarea,select{font:inherit}button{cursor:pointer}.shell{min-height:100vh;display:flex}.sidebar{background:var(--nav);color:#fff;flex-direction:column;width:230px;padding:22px 14px;display:flex;position:fixed;inset:0 auto 0 0}.logo{align-items:center;gap:9px;padding:8px 10px 28px;font-size:16px;font-weight:800;display:flex}.logo span{font-size:26px}.nav a{color:#c8d0dd;border-radius:9px;margin:2px 0;padding:11px 12px;text-decoration:none;display:block}.nav a:hover,.nav a.active{background:var(--purple);color:#fff}.bottom{margin-top:auto}.user{border-top:1px solid #19314b;padding:15px 10px 5px;font-size:13px}.user small{color:#8fa1b4;display:block}.main{width:calc(100% - 230px);margin-left:230px;padding:28px 34px}.top{justify-content:space-between;align-items:center;gap:20px;margin-bottom:22px;display:flex}.top h1{margin:0;font-size:27px}.top-actions{gap:10px;display:flex}.sub{color:var(--muted);margin-top:5px;font-size:14px}.eyebrow{color:var(--purple);letter-spacing:.1em;margin-bottom:6px;font-size:11px;font-weight:800}.primary{background:var(--purple);color:#fff;border:0;border-radius:9px;padding:11px 17px;font-weight:700;text-decoration:none;display:inline-block}.secondary{color:var(--ink);border:1px solid var(--line);background:#fff;border-radius:9px;padding:10px 15px;font-weight:650;text-decoration:none;display:inline-block}.panel{border:1px solid var(--line);background:#fff;border-radius:13px;padding:20px}.cards{grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:22px;display:grid}.card{border:1px solid 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var(--line);background:#fff;border-radius:16px;width:min(430px,100%);padding:30px;box-shadow:0 15px 45px #18203310}.auth-card h1{margin:0 0 7px}.field{margin:14px 0}.field label{margin-bottom:7px;font-size:12px;font-weight:700;display:block}.field input,.field textarea,.field select{border:1px solid var(--line);background:#fff;border-radius:9px;width:100%;padding:12px}.field textarea{resize:vertical;min-height:130px}.error{color:#a82835;background:#fff0f1;border:1px solid #ffd2d6;border-radius:8px;padding:10px;font-size:12px}.formgrid{grid-template-columns:1fr 1fr;gap:16px;display:grid}.full{grid-column:1/-1}.actions{justify-content:flex-end;gap:10px;margin-top:22px;display:flex}.empty{text-align:center;color:var(--muted);padding:40px}.project-card{grid-template-columns:1fr 220px;gap:20px;display:grid}.stat{border:1px solid var(--line);background:#f8f8fc;border-radius:10px;padding:14px}.stat b{font-size:22px;display:block}.link{color:var(--purple);font-weight:700;text-decoration:none}.build-cta{border-top:1px solid var(--line);margin-top:28px;padding-top:22px}.build-cta h2{margin:0}.build-cta p{color:var(--muted);line-height:1.5}.builder-grid{grid-template-columns:250px minmax(360px,1fr) 210px;gap:18px;display:grid}.outline,.editor-panel,.builder-help{background:var(--panel);border:1px solid var(--line);border-radius:13px}.outline{padding:14px}.outline-head{border-bottom:1px solid var(--line);justify-content:space-between;padding-bottom:12px;font-size:12px;display:flex}.outline-head span{color:var(--muted)}.outline-section{border-bottom:1px solid var(--line);padding:14px 0}.outline-section:last-child{border:0}.section-name{text-transform:uppercase;color:var(--muted);letter-spacing:.06em;margin-bottom:7px;font-size:11px;font-weight:800}.page-link{color:var(--ink);border-radius:7px;gap:8px;margin:1px 0;padding:8px;font-size:13px;text-decoration:none;display:flex}.page-link:hover,.page-link.active{color:#5530d0;background:#f0edff}.add-page{color:var(--purple);background:0 0;border:0;padding:8px;font-size:12px;font-weight:700}.editor-panel{padding:24px}.editor-label{color:var(--muted);text-transform:capitalize;font-size:12px}.page-content{min-height:330px;line-height:1.6}.editor-actions{justify-content:space-between;align-items:center;gap:12px;display:flex}.builder-help{height:max-content;padding:15px}.tip{border-bottom:1px solid var(--line);padding:14px 0}.tip:last-child{border:0}.tip b{font-size:13px}.tip p{color:var(--muted);margin:7px 0 0;font-size:13px;line-height:1.5}.puzzle-grid{border:1px solid var(--line);letter-spacing:.08em;background:#fafaff;padding:16px;font-family:ui-monospace,monospace;font-weight:700;line-height:1.55;display:inline-block}.puzzle-grid span{text-align:center;width:1.4em;display:inline-block}.word-list{flex-wrap:wrap;gap:7px;margin:18px 0;display:flex}.word-list span{color:#5530d0;background:#f0edff;border-radius:99px;padding:5px 8px;font-size:12px}.preflight-score{color:#fff;background:linear-gradient(135deg,#312072,#6d43f5);border-radius:14px;align-items:center;gap:20px;margin-bottom:18px;padding:24px;display:flex}.preflight-score>b{font-size:50px}.preflight-score h2,.preflight-score p{margin:0}.preflight-grid{grid-template-columns:1.4fr 1fr;gap:18px;display:grid}.check{border-top:1px solid var(--line);gap:12px;padding:14px 0;display:flex}.check span{border-radius:50%;place-items:center;width:24px;height:24px;font-weight:800;display:grid}.check p{color:var(--muted);margin:4px 0 0;font-size:13px}.check.pass span{color:#17824f;background:#e7f8ef}.check.warning span{color:#9b6700;background:#fff4d8}.check.error span{color:#bf2339;background:#ffe8eb}.spec{border-top:1px solid var(--line);justify-content:space-between;padding:11px 0;font-size:14px;display:flex}.spec 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