:root{--ink:#263e52;--muted:#6d7c88;--blue:#315d87;--line:#dfe7ed;--orange:#ed8a52;--soft:#fff1e7;--paper:#fff;--bg:#f5f7f9}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.65 -apple-system,BlinkMacSystemFont,"PingFang SC","Noto Sans SC",sans-serif}button,input,select{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer}a{color:var(--blue)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #ed8a52;outline-offset:3px}button{border:1px solid var(--line);background:white;color:var(--ink);border-radius:8px;padding:9px 14px}button:hover{background:#eef4f8}button:disabled{opacity:.45;cursor:default}.site-header{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px 4vw;border-bottom:1px solid var(--line);background:#fff}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:var(--ink);font-size:23px;font-weight:700}.brand-mark{width:45px;height:45px;background:#fff0e5;color:#cb6b34;border-radius:15px;display:grid;place-items:center;font:italic 700 34px Georgia}.brand small{display:block;letter-spacing:1.7px;font-size:9px;font-weight:600;color:var(--muted)}.header-meta{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px}.status-dot{width:6px;height:6px;background:#6b9c8b;border-radius:50%}.header-meta button{margin-left:12px}.hero{padding:36px 4vw 30px;display:flex;justify-content:space-between;align-items:end;gap:30px;background:#fff}.eyebrow{font-size:10px;letter-spacing:2.1px;font-weight:700;color:#b26c43;margin:0 0 10px}h1{font-size:32px;letter-spacing:-.8px;line-height:1.3;margin:0 0 12px}.hero p:not(.eyebrow){margin:0;color:var(--muted)}.stats{display:flex;gap:36px}.stats span{display:flex;flex-direction:column;font-size:11px;color:var(--muted)}.stats b{font:500 31px/1.3 Georgia;color:var(--ink)}.view-tabs{background:#fff;border-bottom:1px solid var(--line);display:flex;gap:34px;padding:0 4vw}.view-tabs button{padding:18px 0 16px;border:0;border-radius:0;border-bottom:3px solid transparent;background:none;font-weight:600;min-width:140px;text-align:left}.view-tabs button span{font-size:10px;font-weight:400;color:var(--muted);margin-left:10px}.view-tabs button[aria-current=true]{border-color:var(--orange);color:#ac592e}.workspace{display:grid;grid-template-columns:230px minmax(0,1fr);gap:32px;padding:30px 4vw 60px;max-width:1900px;margin:auto}aside{align-self:start;position:sticky;top:20px}.side-label{font-size:10px;letter-spacing:1.5px;color:var(--muted);margin:0 10px 12px}.side-nav{display:flex;flex-direction:column;gap:7px}.side-nav button{text-align:left;border:0;background:none;padding:13px 12px;line-height:1.5}.side-nav button small{display:block;color:var(--muted);font-size:11px;margin-top:3px}.side-nav button[aria-current=true]{background:#e7eef5;color:#284f72;font-weight:600;box-shadow:inset 3px 0 var(--blue)}.side-note{font-size:11px;color:var(--muted);margin:24px 12px;border-top:1px solid var(--line);padding-top:18px}main{min-width:0}.section-heading{display:flex;justify-content:space-between;gap:18px;align-items:start;margin:0 0 20px}.section-heading h2{font-size:25px;margin:0 0 6px;font-weight:650}.section-heading p{color:var(--muted);max-width:890px;margin:0}.tag{white-space:nowrap;font-size:10px;letter-spacing:.7px;border:1px solid #cddbe6;color:var(--blue);padding:5px 8px;border-radius:5px;background:#f8fbfd}.flow-notice{border-left:3px solid var(--orange);background:#fff6ec;padding:13px 17px;font-size:12px;line-height:1.8;margin-bottom:20px;color:#78563c}.login-map{padding:18px 20px;background:#eaf1f7;border:1px solid #d6e2ed;border-radius:10px;margin-bottom:28px}.login-map strong{font-size:12px}.login-line{display:flex;align-items:center;flex-wrap:wrap;gap:9px;margin-top:9px;font-size:12px}.login-line span{background:#fff;padding:5px 9px;border-radius:5px}.login-line i{font-style:normal;color:#6687a1}.login-line small{color:#647687}.flow-section{margin-bottom:32px;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}.flow-section>header{padding:20px 22px 15px;border-bottom:1px solid #edf1f5}.flow-section h3{font-size:17px;margin:0 0 6px}.flow-section header p{font-size:12px;color:var(--muted);margin:5px 0 0;max-width:1000px}.route-line{font-size:11px;color:var(--blue);margin-bottom:7px}.route-line.return{padding:13px 22px;background:#f7fafc;border-top:1px dashed #dce4ec;margin:0}.flow-section.branch{border-color:#eadacb}.flow-section.branch>header{background:#fffbf7}.route{display:flex;align-items:stretch;gap:0;padding:22px;overflow-x:auto;overscroll-behavior-inline:contain;scrollbar-color:#c5d2dc transparent}.step{flex:1 0 176px;max-width:224px;min-width:176px}.step .shot{width:100%;height:330px;padding:0;border:1px solid #e8edf1;background:#f6f8fa;border-radius:9px;display:block;overflow:hidden;position:relative}.shot img{width:100%;height:100%;object-fit:contain;display:block}.shot:after{content:"放大";position:absolute;right:7px;bottom:7px;background:#ffffffee;color:#5d7283;border:1px solid #dce6ed;border-radius:4px;font-size:9px;padding:2px 5px}.shot:has(img:not([src])):before{content:"图片按需加载";position:absolute;left:0;right:0;top:45%;color:#b2bdc5;text-align:center;font-size:10px}.step h4{font-size:12px;margin:12px 0 4px;line-height:1.5}.step h4 span{font:500 11px Georgia;color:#b67a55;margin-right:6px}.step p{font-size:11px;line-height:1.7;color:var(--muted);margin:0 0 5px}.node-id{font:10px ui-monospace,monospace;color:#93a2ad}.edge{flex:0 0 82px;align-self:start;margin-top:150px;text-align:center;color:#9b7358;padding:0 4px}.edge i{display:block;position:relative;height:12px;margin:0 0 8px;border-top:1px solid #c7a588;top:6px}.edge i:after{content:"";position:absolute;width:7px;height:7px;right:0;top:-4px;border-right:1px solid #c7a588;border-top:1px solid #c7a588;transform:rotate(45deg)}.edge span{font-size:10px;line-height:1.5;display:block}.branch .route{gap:20px}.branch .step{max-width:224px}.controls{display:flex;gap:10px;margin-bottom:20px;flex-wrap:wrap}.controls input{flex:1;min-width:180px}.controls input,.controls select{border:1px solid #ccd9e3;border-radius:7px;background:white;padding:10px;color:var(--ink)}.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:22px}.gallery figure{margin:0;background:white;border:1px solid var(--line);border-radius:10px;padding:12px}.gallery .shot{width:100%;height:380px;padding:0;border:0;border-radius:5px;overflow:hidden;position:relative;background:#f7f9fa}.gallery figcaption{font-size:12px;line-height:1.6;margin-top:12px}.gallery small{font-size:10px;color:#8a9ca9}.gallery.board{display:block}.gallery.board figure{max-width:1100px}.gallery.board .shot{height:auto;min-height:250px}.gallery.board img{width:100%;height:auto}.load-more{display:block;margin:28px auto 0;padding:12px 30px}.empty{padding:40px;color:var(--muted);text-align:center;background:#fff;border:1px dashed var(--line)}.count{font-size:12px;color:var(--muted);margin:-6px 0 16px}.motion-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px}.motion-card{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}.motion-stage{height:310px;display:grid;place-items:center;background:#fafaf7;border-bottom:1px solid var(--line);position:relative;overflow:hidden}.motion-stage img{height:280px;max-width:100%;object-fit:contain}.motion-stage iframe{height:100%;width:100%;border:0;display:block;background:#fff;pointer-events:none}.motion-caption{padding:20px}.motion-caption h3{font-size:16px;margin:0 0 8px}.motion-caption p{font-size:12px;color:var(--muted);margin:7px 0}.motion-caption .timing{font:11px ui-monospace,monospace;color:#9a6e4e}.motion-caption button{width:100%;margin-top:12px}.motion-caption button[aria-pressed=true]{background:var(--blue);color:white}.motion-origin{display:block;font-size:10px;color:#91a1ad;margin-top:9px}.motion-warning{font-size:11px;color:#8b7869;margin-top:16px}.motion-links{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.motion-links button{width:auto;font-size:10px;padding:5px 8px;margin:0}footer{padding:20px 4vw;border-top:1px solid var(--line);color:#8393a0;font-size:10px;display:flex;justify-content:space-between;gap:20px}dialog{width:min(94vw,1080px);max-height:92vh;padding:0;border:1px solid #d5e0e9;border-radius:14px;color:var(--ink);box-shadow:0 20px 100px #1e3e542f}dialog::backdrop{background:#122b3cd1}.dialog-head{position:sticky;top:0;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:16px 20px;border-bottom:1px solid var(--line);background:#fff;z-index:2}.dialog-head strong{font-size:13px}.dialog-head button{white-space:nowrap}.image-body{text-align:center;padding:20px;background:#eef2f5;overflow:auto}.image-body img{max-width:100%;height:auto;vertical-align:middle}#image-file{display:block;text-align:center;padding:12px}.about-body{padding:22px 28px;font-size:13px}.about-body h3{margin-top:26px}.about-body ol{columns:2;padding-left:20px}.about-body li{break-inside:avoid;margin-bottom:7px}.about-body p{color:var(--muted)}.failed-image{background:#fff2ee!important}.failed-image:before{content:"图片未能加载，请点击重试"!important}
@media(min-width:1600px){.step{flex-basis:195px;max-width:235px}.step .shot{height:390px}.edge{margin-top:180px}}@media(max-width:1050px){.workspace{grid-template-columns:190px minmax(0,1fr);gap:20px;padding-left:24px;padding-right:24px}.view-tabs button span{display:none}.stats{gap:22px}.hero{padding-top:28px}.step{min-width:165px}.edge{flex-basis:70px}.motion-grid{grid-template-columns:repeat(auto-fill,minmax(265px,1fr))}}@media(max-width:720px){.site-header{padding:14px 18px}.header-meta{font-size:10px}.header-meta .status-dot{display:none}.header-meta button{margin:0;padding:6px 9px}.brand{font-size:20px}.brand-mark{width:36px;height:36px;font-size:29px}.brand small{font-size:7px}.hero{padding:25px 20px 22px;display:block}.hero h1{font-size:26px}.hero p:not(.eyebrow){font-size:12px}.stats{margin-top:20px;gap:32px}.stats b{font-size:24px}.stats span{font-size:10px}.view-tabs{gap:18px;padding:0 20px}.view-tabs button{font-size:12px;min-width:0;padding:15px 0 12px}.workspace{display:block;padding:18px 14px 32px}aside{position:static;margin-bottom:22px}.side-label,.side-note{display:none}.side-nav{flex-direction:row;overflow-x:auto;gap:6px}.side-nav button{flex:0 0 auto;max-width:205px;font-size:12px;padding:10px}.side-nav button small{display:none}.side-nav button[aria-current=true]{box-shadow:inset 0 -2px var(--blue)}.section-heading{margin-bottom:16px}.section-heading h2{font-size:21px}.section-heading p{font-size:12px}.section-heading .tag{display:none}.flow-section>header{padding:15px}.route{padding:16px}.step{flex:0 0 164px;min-width:164px}.step .shot{height:330px}.edge{flex-basis:66px}.route-line.return{padding:12px 16px}.login-map{padding:13px 15px}.login-line{font-size:10px}.login-line small{display:block;width:100%}.gallery{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.gallery figure{padding:8px}.gallery .shot{height:300px}.gallery figcaption{font-size:10px}.motion-grid{grid-template-columns:1fr}.motion-stage{height:330px}.about-body ol{columns:1}footer{display:block;font-size:10px}footer span{display:block;margin-top:5px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}

.step-action{color:#315d87;font-size:11px;line-height:1.6;margin:0 0 7px;padding:5px 7px;background:#edf4fa;border-radius:4px}