:root{color-scheme:light;--paper:#faf8f4;--surface:#fff;--ink:#27231f;--muted:#696057;--line:#c6bdb2;--accent:#914823;--wash:#f1e8df;--focus:#743712;font-family:system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);font-size:16px;line-height:1.6}
*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer;min-height:44px;border:1px solid var(--line);border-radius:7px;padding:9px 16px;background:var(--surface);color:var(--ink)}button:disabled{cursor:wait;opacity:.65}input,select,textarea{width:100%;min-width:0;border:1px solid var(--line);border-radius:7px;background:var(--surface);color:var(--ink);padding:11px 12px;min-height:46px}textarea{resize:vertical}label{display:block;margin:18px 0 6px;font-weight:600}input::placeholder,textarea::placeholder{color:var(--muted);opacity:1}h1,h2,h3,p{margin-top:0}h1{font-size:24px;letter-spacing:-.04em;line-height:1.3;margin-bottom:6px}h2{font-size:20px;line-height:1.4;margin-bottom:12px}h3{font-size:18px}a{color:var(--accent);text-underline-offset:3px;overflow-wrap:anywhere}:focus-visible{outline:3px solid var(--focus);outline-offset:3px}[hidden]{display:none!important}.shell{max-width:700px;margin:auto;padding:28px 20px calc(32px + env(safe-area-inset-bottom))}.eyebrow{font-size:11px;font-weight:700;color:var(--accent);letter-spacing:.13em;margin:0 0 8px}.muted,.hint,.optional{color:var(--muted)}.optional{font-weight:400;font-size:13px;margin-left:5px}.hint{font-size:13px;margin:6px 0 10px}.intro{color:var(--muted);margin:14px 0 26px}.login-panel{max-width:380px;margin:12vh auto 0}.primary{background:var(--accent);color:white;border-color:var(--accent);font-weight:600}#login-submit,#capture-submit{width:100%;margin-top:22px}.quiet{background:transparent;border-color:transparent;padding:9px 10px;color:var(--accent)}.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px}.topbar .muted{font-size:13px;margin-bottom:0}.main-nav{display:flex;border-bottom:1px solid var(--line);gap:24px;margin:25px 0 14px}.main-nav button{border:0;border-bottom:3px solid transparent;border-radius:0;background:none;padding:10px 6px;color:var(--muted);font-weight:600}.main-nav button[aria-pressed=true]{border-bottom-color:var(--accent);color:var(--ink)}.status{font-size:14px;color:var(--accent);min-height:22px;margin:10px 0 14px;overflow-wrap:anywhere}.status:empty{min-height:0;margin:0}.preview{display:block;max-width:100%;width:auto;max-height:180px;border:1px solid var(--line);border-radius:6px;margin-top:12px}.section-heading{display:flex;justify-content:space-between;align-items:center;margin:32px 0 4px;gap:12px}.section-heading h2{margin:0}.item-list{border-top:1px solid var(--line)}.item{display:block;width:100%;text-align:left;background:transparent;border:0;border-bottom:1px solid var(--line);border-radius:0;padding:17px 0;color:var(--ink)}.item-title{display:block;font-weight:650;font-size:17px;overflow-wrap:anywhere;line-height:1.5}.item-summary{display:block;color:var(--muted);font-size:14px;margin-top:6px;overflow-wrap:anywhere}.item-meta{display:flex;flex-wrap:wrap;gap:6px 12px;font-size:12px;color:var(--muted);margin-top:8px}.state{color:var(--accent)}.install-help{margin-top:30px;color:var(--muted);font-size:13px}.install-help summary{cursor:pointer;min-height:44px;padding:10px 0}.install-help p{margin:4px 0}.search-form{display:flex;gap:8px;margin:18px 0}.search-form input{flex:1}.search-form button{flex-shrink:0;padding:9px 13px}.more{width:100%;margin-top:20px;background:transparent}.back{margin:0 0 20px -10px}.reading{overflow-wrap:anywhere;min-width:0}.reading h1{font-size:27px;line-height:1.45;margin-bottom:18px}.reading h2{margin-top:32px}.reading p{margin-bottom:18px}.reading .lead{font-size:17px;color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:22px;margin-bottom:26px}.reading img{max-width:100%;height:auto}.reading pre,.table-scroll{max-width:100%;overflow-x:auto}.reading pre{background:var(--wash);padding:14px;border-radius:6px;overflow-wrap:normal;font-size:14px}.reading code{font-family:ui-monospace,Consolas,monospace}.reading table{border-collapse:collapse;min-width:100%;font-size:14px}.reading td,.reading th{border:1px solid var(--line);padding:8px 12px;text-align:left}.reading blockquote{border-left:3px solid var(--accent);margin:20px 0;padding:0 16px;color:var(--muted)}.reading math[display=block]{overflow-x:auto;max-width:100%}.reading details{border-top:1px solid var(--line);margin-top:25px;padding-top:16px}.reading summary{cursor:pointer;padding:10px 0;min-height:44px}.original-text{white-space:pre-wrap}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:360px){.shell{padding-left:16px;padding-right:16px}.reading h1{font-size:24px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
@media(forced-colors:active){button,input,textarea,select{border:1px solid ButtonText}.main-nav button[aria-pressed=true]{border-bottom-color:Highlight}}
.filter-row{display:flex;align-items:end;gap:10px;margin:0 0 18px}.filter-row>div{flex:1;min-width:0}.filter-row label{margin-top:0;font-size:14px}.filter-row .quiet{flex-shrink:0;margin-bottom:1px}.main-nav{gap:20px}.book-file{padding:8px 0 24px;border-bottom:1px solid var(--line)}.book-file h2{margin-top:20px}.action-row{display:flex;flex-wrap:wrap;gap:10px}.file-action{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:8px 14px;border:1px solid var(--line);border-radius:7px;text-decoration:none;background:var(--surface)}.management{margin-top:32px}.management form>button{margin-top:20px}.management form{padding-bottom:12px}.danger{color:var(--accent);border-color:var(--accent);background:var(--surface)}.trash-confirm{padding:12px 0}.trash-item{padding:20px 0;border-bottom:1px solid var(--line)}.trash-item .item-title{margin-bottom:12px}.operation{padding:10px 12px;background:var(--wash);border-radius:6px;margin-bottom:14px}.operation .status{margin:0}.operation-list:empty{display:none}