:root{--bg:#f4f5f0;--paper:#fff;--ink:#182b25;--muted:#5c6862;--line:#dbe1d9;--accent:#1d654e;--soft:#e8f1e9;--on:#fff;--warn:#845409;--warn-bg:#fff4d9;--danger:#a43433;--danger-bg:#fff0ed;--shadow:0 8px 30px #1d352309;--radius:12px;--heading:'Microsoft YaHei UI','Microsoft YaHei',sans-serif}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.6 'Microsoft YaHei UI','Microsoft YaHei',sans-serif}button,input,textarea,select{font:inherit}button,a,input,textarea,select{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}a{color:var(--accent);text-underline-offset:3px}button{border:0;background:none;color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #d68b32;outline-offset:3px}h1,h2,h3,p{margin:0}h1,h2,h3{font-family:var(--heading);line-height:1.35}h1{font-size:29px;letter-spacing:-.6px}h2{font-size:19px}h3{font-size:16px}small,.small{font-size:12px}strong{font-weight:650}.muted{color:var(--muted)}.mono{font-family:Consolas,monospace;font-variant-numeric:tabular-nums}.caps{font:12px/1.4 Consolas,monospace;letter-spacing:1.8px}.skip{position:absolute;top:-80px;left:20px;z-index:100;background:var(--paper);padding:12px}.skip:focus{top:12px}
.shell{display:grid;grid-template-columns:206px minmax(0,1fr);min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;background:var(--paper);border-right:1px solid var(--line);display:flex;flex-direction:column;padding:30px 18px 18px}.brand{display:flex;gap:10px;align-items:center;padding:0 10px 28px}.brand-mark{width:35px;height:39px;border:2px solid var(--accent);display:grid;place-items:center;border-radius:4px;color:var(--accent);font:700 17px Consolas}.brand-name{font-size:18px;letter-spacing:1px}.brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:1.6px}.nav-label{font-size:11px;letter-spacing:2px;color:var(--muted);padding:20px 14px 8px}.navbtn{display:flex;gap:12px;align-items:center;text-align:left;width:100%;padding:11px 14px;border-radius:6px;margin-bottom:4px;min-height:44px}.navbtn:hover{background:var(--bg)}.navbtn.active{background:var(--soft);color:var(--accent);font-weight:700}.navbtn svg{width:18px;height:18px;flex-shrink:0;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.side-footer{margin-top:auto;padding:24px 12px 4px}.side-footer p{font-size:12px;color:var(--muted);margin-top:6px}.avatar{width:30px;height:30px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;font-size:11px;background:var(--bg)}
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8px;font-size:12px;white-space:nowrap;background:var(--soft);color:var(--accent)}.status.warn{color:var(--warn);background:var(--warn-bg)}.status.danger{color:var(--danger);background:var(--danger-bg)}.status.neutral{color:var(--muted);background:var(--bg)}.demo-note{font-size:12px;color:var(--muted);display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:18px}.demo-note b{color:var(--ink);font-weight:500}.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.card-pad{padding:22px}.section-top{justify-content:space-between;margin-bottom:17px}.section-num{font:12px Consolas;color:var(--accent);margin-right:10px;border:1px solid var(--line);border-radius:50%;display:inline-grid;width:25px;height:25px;place-items:center}.workspace{display:grid;grid-template-columns:minmax(390px,1fr) minmax(300px,390px);gap:24px;align-items:start}.stack{display:flex;flex-direction:column;gap:18px}.choice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}.choice{border:1px solid var(--line);border-radius:7px;padding:14px 8px;text-align:left;min-height:72px;transition:background .15s}.choice strong,.choice small{display:block}.choice strong{font-size:14px}.choice small{color:var(--muted);font-size:11px;margin-top:3px}.choice.selected{border-color:var(--accent);background:var(--soft);box-shadow:inset 0 0 0 1px var(--accent)}.choice:hover{border-color:var(--accent)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-top:18px}label.field{display:block;font-size:13px;font-weight:600}label.field>span{display:block;margin-bottom:7px}label.field .optional{font-weight:400;color:var(--muted);display:inline}input:not([type=checkbox]):not([type=range]),select,textarea{border:1px solid var(--line);border-radius:6px;padding:10px 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img.wide{width:60px;height:auto}.metric-row{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:22px}.metric{padding:18px 22px}.metric .number{font:30px/1.4 Consolas;margin:8px 0 2px;display:block;letter-spacing:-1px}.metric small{font-size:12px;color:var(--muted)}.library-empty{height:140px;background:var(--bg);border:1px dashed var(--line);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;border-radius:8px}.bar-group{display:flex;gap:3px;height:26px;align-items:center;opacity:.75}.bar-group span{display:block;width:4px;background:var(--accent);border-radius:3px}.template-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.template-card{padding:18px}.template-card .poster{width:190px;margin:0 auto 16px;display:block}.template-card h3{margin-bottom:7px}.template-card .btn{margin-top:16px}.case-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:13px;margin-top:18px}.case-grid img{width:100%;aspect-ratio:9/16;object-fit:cover;border-radius:5px}.case-grid figcaption{font-size:12px;line-height:1.7;margin-top:7px;color:var(--muted)}figure{margin:0}.timeline{display:grid;grid-template-columns:1fr 2fr 7fr;gap:5px;margin:18px 0 7px}.timeline div{background:var(--soft);color:var(--accent);font-size:12px;padding:12px 8px;border-radius:4px}.timeline div:last-child{background:var(--accent);color:var(--on)}.flow-hero{border:1px solid var(--line);background:var(--paper);border-radius:12px;padding:24px;margin-bottom:20px}.flow-lane{display:grid;grid-template-columns:100px minmax(0,1fr);gap:16px;margin:16px 0}.lane-label{font-size:13px;font-weight:600;padding-top:12px}.flow-sequence{display:flex;align-items:stretch;gap:10px}.flow-node{flex:1;background:var(--bg);border:1px solid var(--line);padding:12px;border-radius:6px;min-width:0;font-size:13px}.flow-node strong{display:block;margin-bottom:5px}.flow-node small{display:block;font-size:11px;color:var(--muted)}.flow-arrow{align-self:center;color:var(--muted)}.flow-node.highlight{background:var(--soft);border-color:var(--accent)}.diagram-frame{width:100%;border:1px solid var(--line);border-radius:8px;margin-top:18px;background:#fafbf7}.process-table td{white-space:normal;vertical-align:top}.process-table td:first-child{width:140px}.step-list{list-style:none;margin:0;padding:0;counter-reset:step}.step-list li{display:flex;gap:15px;padding:16px 0;border-bottom:1px solid var(--line)}.step-list li:before{counter-increment:step;content:counter(step,decimal-leading-zero);font:14px Consolas;color:var(--accent);padding-top:3px}.step-list p{color:var(--muted);font-size:13px;margin-top:5px}.confirm-item{display:flex;gap:12px;padding:17px 0;border-bottom:1px solid var(--line)}.confirm-item input{width:18px;height:18px;accent-color:var(--accent);margin-top:5px;flex-shrink:0}.confirm-item b{font-size:14px;display:block}.confirm-item small{display:block;font-size:12px;color:var(--muted);margin-top:4px}.theme-swatch{padding:16px;border:1px solid var(--line);border-radius:8px;background:var(--paper);text-align:left}.theme-swatch.active{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}.swatches{display:flex;gap:5px;margin-bottom:12px}.swatches i{width:27px;height:27px;border:1px solid #8883;border-radius:50%}.theme-swatch strong,.theme-swatch small{display:block}.theme-swatch small{color:var(--muted);margin-top:6px;font-size:11px}
dialog{width:min(600px,calc(100vw - 36px));max-height:85vh;overflow:auto;border:1px solid var(--line);border-radius:13px;padding:26px;background:var(--paper);color:var(--ink);box-shadow:0 20px 70px #0003}dialog::backdrop{background:#11281f80}dialog .section-top{margin-bottom:20px}.close{font-size:23px;min-width:38px;min-height:38px;border:1px solid var(--line);border-radius:6px}.detail-list{display:grid;grid-template-columns:100px 1fr;gap:14px 18px;font-size:13px;margin:16px 0}.detail-list dt{color:var(--muted)}.detail-list dd{margin:0;overflow-wrap:anywhere}.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%);max-width:90vw;padding:12px 22px;background:var(--ink);color:var(--paper);box-shadow:0 5px 20px #0002;z-index:110;border-radius:8px;transition:opacity .2s;font-size:13px}.toast[hidden]{display:none}.footer-note{font-size:12px;color:var(--muted);margin-top:20px;line-height:1.8}.page-enter{animation:enter .2s ease-out}@keyframes enter{from{opacity:.6;transform:translateY(4px)}to{opacity:1;transform:none}}
body[data-theme=dark]{--bg:#171c1b;--paper:#222927;--ink:#e9eee9;--muted:#b8c3bb;--line:#46524a;--accent:#b1d5af;--soft:#314737;--on:#142219;--warn:#f1cb85;--warn-bg:#4a3a23;--danger:#ffb0a7;--danger-bg:#49312e;--shadow:none}.dark .provider img{background:#fff}.provider img{border-radius:3px}body[data-theme=paper]{--bg:#efede5;--paper:#faf8f0;--ink:#302d27;--muted:#696256;--line:#d7d1c3;--accent:#97422f;--soft:#f3e7d9;--on:#fff;--radius:3px;--heading:'STSong','SimSun',serif}body[data-theme=paper] .card{box-shadow:none}body[data-theme=paper] h1{font-size:31px}body[data-theme=paper] .brand-mark{border-radius:0}
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