:root{color-scheme:light;--background:#f7f7f4;--foreground:#181816;--muted:#696963;--line:#deded8;--accent:#0f766e;--accent-strong:#115e59;--panel:#ffffff}*{box-sizing:border-box}body{margin:0;background:var(--background);color:var(--foreground);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}a{color:inherit;text-decoration:none}main{min-height:100vh}.shell{width:min(1120px,calc(100% - 32px));margin:0 auto}.topbar{border-bottom:1px solid var(--line);background:rgba(247,247,244,.9)}.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:64px}.brand{font-weight:750}.nav{display:flex;gap:20px;color:var(--muted);font-size:14px}.hero{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(320px,.9fr);grid-gap:48px;gap:48px;align-items:center;padding:72px 0}.hero h1{max-width:760px;margin:0;font-size:clamp(42px,6vw,72px);line-height:.98;letter-spacing:0}.hero p{max-width:620px;color:var(--muted);font-size:19px;line-height:1.6}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.button{display:inline-flex;min-height:44px;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:8px;padding:0 16px;background:var(--panel);font-weight:650}.button.primary{border-color:var(--accent);background:var(--accent);color:white}.auth-button{width:100%}.auth-divider{display:grid;grid-template-columns:1fr auto 1fr;grid-gap:12px;gap:12px;align-items:center;max-width:520px;margin:18px 0;color:var(--muted);font-size:13px;font-weight:650}.auth-divider:after,.auth-divider:before{height:1px;background:var(--line);content:""}.code-panel,.panel{border:1px solid var(--line);border-radius:8px;background:var(--panel);box-shadow:0 12px 30px rgba(24,24,22,.06)}.code-panel{overflow:hidden}.code-panel-header{display:flex;justify-content:space-between;border-bottom:1px solid var(--line);padding:12px 14px;color:var(--muted);font-size:13px}pre{margin:0;overflow:auto;padding:18px;font-size:13px;line-height:1.7}.section{padding:56px 0}.section h2{margin:0 0 20px;font-size:30px}.grid,.summary-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:16px;gap:16px}.summary-row{margin-bottom:24px}.panel{padding:20px}.panel h3{margin:0 0 8px}.muted,.panel p{color:var(--muted);line-height:1.55}.dashboard{display:grid;grid-template-columns:240px minmax(0,1fr);min-height:100vh}.sidebar{position:relative;border-right:1px solid var(--line);background:#ffffff;padding:24px}.sidebar nav{display:grid;grid-gap:8px;gap:8px;margin-top:28px}.sidebar a{border-radius:8px;color:var(--muted);padding:10px 12px}.sidebar a:first-child{background:#eef7f5;color:var(--accent-strong)}.sidebar-footer{position:absolute;right:24px;bottom:24px;left:24px;display:grid;grid-gap:10px;gap:10px}.sidebar-footer p{margin:0;color:var(--muted);font-size:13px;overflow-wrap:anywhere}.content{padding:32px}.page-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:24px}.table{width:100%;border-collapse:collapse;overflow:hidden;border:1px solid var(--line);border-radius:8px;background:var(--panel)}.form-stack{display:grid;grid-gap:16px;gap:16px;max-width:520px}label{display:grid;grid-gap:6px;gap:6px;color:var(--muted);font-size:14px;font-weight:650}input{min-height:42px;border:1px solid var(--line);border-radius:8px;padding:0 12px;color:var(--foreground);font:inherit}.table td,.table th{border-bottom:1px solid var(--line);padding:14px;text-align:left}.table th{color:var(--muted);font-size:13px;font-weight:650}.submission-list{display:grid;grid-gap:14px;gap:14px}.submission-item{border:1px solid var(--line);border-radius:8px;background:var(--panel)}.submission-item-head{display:flex;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line);padding:16px}.submission-item-head h2{margin:0 0 6px;font-size:18px}.submission-item-head p{margin:0}.submission-meta{display:grid;grid-gap:6px;gap:6px;justify-items:end;color:var(--muted);font-size:13px;white-space:nowrap}.payload-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:0;gap:0;margin:0}.payload-grid div{border-bottom:1px solid var(--line);padding:14px 16px}.payload-grid div:nth-last-child(-n+2){border-bottom:0}.payload-grid dt{margin-bottom:5px;color:var(--muted);font-size:12px;font-weight:700}.payload-grid dd{margin:0;overflow-wrap:anywhere;line-height:1.45}@media (max-width:800px){.dashboard,.grid,.hero,.payload-grid,.summary-row{grid-template-columns:1fr}.submission-item-head{display:grid}.submission-meta{justify-items:start}.sidebar{border-right:0;border-bottom:1px solid var(--line)}}