:root{font-family:'DM Sans',system-ui,sans-serif;color:#173553;background:#f5f7fa;font-size:16px;line-height:1.65}*{box-sizing:border-box}body{margin:0}a{color:#176c84}button,input,select,textarea{font:inherit}button{cursor:pointer;border:1px solid #bac9d4;background:#fff;color:#173553;border-radius:8px;padding:10px 16px}button:disabled{opacity:.6;cursor:wait}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #d39230;outline-offset:3px}.primary{background:#176c84;color:#fff;border-color:#176c84;width:100%;margin-top:18px}.contribution-header{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:20px max(5vw,20px);background:#fff;border-bottom:1px solid #dce3ea}.contribution-brand{font-weight:750;font-size:28px;color:#173553;text-decoration:none}.contribution-brand span{color:#399bb4}.contribution-header nav{display:flex;gap:22px;font-size:14px}.contribution-main{max-width:1220px;margin:35px auto 60px;padding:0 24px}.eyebrow{font-size:12px;font-weight:700;letter-spacing:2px;color:#176c84}h1{font:500 clamp(30px,4vw,46px)/1.2 'DM Sans',sans-serif;margin:12px 0}h2{font-size:23px}h3{font-size:17px}.contribution-heading{max-width:820px}.editor-grid{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:30px;margin-top:25px}.editor-fields,.editor-guidance,#preview-panel,#history-panel,#submission-panel{background:#fff;border:1px solid #dae3ea;border-radius:14px;padding:26px;min-width:0}label{display:block;font-weight:650;margin:16px 0 7px}input:not([type=checkbox]),select,textarea{display:block;width:100%;max-width:100%;padding:11px 12px;border:1px solid #b9c8d4;background:#fff;color:#173553;border-radius:7px}textarea{resize:vertical}.hint{font-size:12px;color:#566e7b;margin:8px 0 16px}.editor-actions{display:flex;flex-wrap:wrap;gap:10px}.editor-guidance ol{padding-left:24px}.license{font-size:13px;font-weight:400}.license input{margin-right:8px}.trap{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}.diff-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.diff-grid pre{font:14px/1.7 'DM Sans',sans-serif;white-space:pre-wrap;overflow-wrap:anywhere;padding:15px;background:#f1f5f8;border-radius:8px;max-height:480px;overflow:auto}.preview-prose{max-width:75ch;overflow-wrap:anywhere}.preview-prose p{white-space:pre-wrap}#preview-panel{margin-top:28px}#notice{padding:15px 20px;border-radius:9px;background:#e8f3f6;color:#1c5668}#notice.error{background:#fff0ed;color:#962f21}.revision-row{padding:16px 0;border-bottom:1px solid #dde5eb}.revision-row p{margin:4px 0}.revision-row button{margin-top:8px}footer{padding:25px;text-align:center;color:#566e7b;font-size:13px}[hidden]{display:none!important}@media(max-width:850px){.editor-grid{grid-template-columns:minmax(0,1fr)}.editor-guidance{order:2}.diff-grid{grid-template-columns:minmax(0,1fr)}.contribution-header{align-items:flex-start}.contribution-header nav{flex-direction:column;gap:7px}}@media(max-width:450px){.contribution-main{padding:0 14px}.editor-fields,.editor-guidance,#preview-panel,#history-panel,#submission-panel{padding:18px}.contribution-header{padding:16px}.contribution-brand{font-size:25px}button{width:100%}.contribution-header nav{font-size:12px}}

html[data-theme=dark]{background:#0d1c2c;color:#dce8f5;color-scheme:dark}
html[data-theme=dark] :is(a,.eyebrow){color:#8bc9df}
html[data-theme=dark] .contribution-brand{color:#e3eef7}
html[data-theme=dark] :is(.contribution-header,.editor-fields,.editor-guidance,#preview-panel,#history-panel,#submission-panel){background:#14273b;border-color:#355269}
html[data-theme=dark] :is(button,input:not([type=checkbox]),select,textarea){background:#14273b;border-color:#355269;color:#dce8f5}
html[data-theme=dark] .primary{background:#176c84;border-color:#176c84;color:#fff}
html[data-theme=dark] :is(.diff-grid pre,#notice){background:#1b3347;color:#cadce8}
html[data-theme=dark] #notice.error{background:#38211f;color:#ffbeb6}
html[data-theme=dark] :is(.hint,footer){color:#a4b8c7}
html[data-theme=dark] .revision-row{border-color:#355269}