:root{--bg: #ffffff;--bg-alt: #f7f8fa;--ink: #0f1f3d;--ink-2: #4a5873;--line: #e3e7ee;--accent: #f26b1d;--accent-btn: #b84d0c;--accent-soft: #fff1e8;--ok: #1f8a5b;--radius: 8px;--shell: 1200px;--gutter: 20px;--pad-section: 64px;--shadow: 0 1px 2px rgba(15, 31, 61, .06);--font: system-ui, -apple-system, "PingFang SC", "PingFang TC", sans-serif;--lh-body: 1.7}html:lang(zh-hant){--font: "Noto Sans TC", system-ui, "PingFang TC", sans-serif;--lh-body: 1.8}html:lang(zh-hans){--font: "Noto Sans SC", system-ui, "PingFang SC", sans-serif;--lh-body: 1.8}html:lang(en){--font: Inter, system-ui, sans-serif;--lh-body: 1.7}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:76px}body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:1rem;line-height:var(--lh-body);font-weight:400;-webkit-font-smoothing:antialiased}h1,h2,h3{margin:0;color:var(--ink);font-weight:700;letter-spacing:-.01em;overflow-wrap:anywhere;word-break:normal;line-break:auto}p{margin:0}ul{margin:0;padding:0;list-style:none}a{color:inherit;text-decoration:none}:where(a,button):focus-visible{outline:3px solid var(--accent);outline-offset:3px}.shell{width:calc(100% - var(--gutter) * 2);max-width:var(--shell);margin-inline:auto}.section{padding-block:var(--pad-section)}.section--alt{background:var(--bg-alt)}.eyebrow{font-size:.875rem;font-weight:600;color:var(--ink-2);letter-spacing:.02em}.h-display{font-size:clamp(2rem,1.2rem + 3.6vw,3.5rem);line-height:1.15}.h-display,.h-section,.h-sub{text-wrap:balance}html:lang(zh-hant) .h-display,html:lang(zh-hans) .h-display{line-height:1.25}.h-section{font-size:clamp(1.5rem,1.1rem + 1.8vw,2.25rem);line-height:1.25}.h-sub{font-size:clamp(1.125rem,1rem + .5vw,1.375rem);line-height:1.35;font-weight:600}.lede{font-size:1.0625rem;color:var(--ink-2);max-width:38em}.small{font-size:.875rem;line-height:1.6;color:var(--ink-2)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:10px 20px;border:1px solid transparent;border-radius:var(--radius);font-size:1rem;font-weight:600;line-height:1.4;white-space:nowrap;cursor:pointer;transition:background-color .18s ease,border-color .18s ease,color .18s ease}.btn-primary{background:var(--accent-btn);color:#fff}.btn-primary:hover{background:#9c4009}.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}.btn-ghost:hover{background:var(--ink);color:#fff}.btn-quiet{background:#fff;color:var(--ink);border-color:var(--line)}.btn-quiet:hover{border-color:var(--ink)}.site-header{position:sticky;top:0;z-index:20;background:#fffffff0;backdrop-filter:saturate(140%) blur(6px);border-bottom:1px solid var(--line)}.nav{position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}.brand{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:1.0625rem;letter-spacing:-.01em;white-space:nowrap}.brand-mark{display:grid;place-items:center;width:26px;height:26px;border-radius:6px;background:var(--ink);color:#fff;font-size:.875rem;font-weight:700}.nav-links{display:none;gap:22px}.nav-links a:not(.nav-cta){font-size:.9375rem;color:var(--ink-2);white-space:nowrap}.nav-links a:not(.nav-cta):hover{color:var(--ink)}.nav-actions{display:flex;align-items:center;gap:12px}.lang-switch{display:inline-flex;align-items:center;gap:6px;font-size:.875rem;color:var(--ink-2);white-space:nowrap}.lang-switch a{padding:2px 4px;border-radius:4px}.lang-switch a[aria-current=true]{color:var(--ink);font-weight:700;background:var(--bg-alt)}.nav-actions .btn{display:none}.nav-menu{display:inline-grid;place-content:center;gap:4px;width:40px;height:40px;padding:8px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;color:var(--ink);cursor:pointer}.nav-menu span{display:block;width:18px;height:2px;border-radius:2px;background:currentColor}.nav-links.is-open{display:grid;position:absolute;top:100%;left:50%;width:100vw;transform:translate(-50%);padding:8px var(--gutter) 12px;gap:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 4px 12px #0f1f3d14}.nav-links.is-open a:not(.nav-cta){padding:10px 0;border-top:1px solid var(--line)}.nav-links .nav-cta{display:none}@media(max-width:767px){.nav-links.is-open .nav-cta{display:inline-flex;width:100%;margin-top:12px;padding:10px 20px;border-top:0}}.hero{padding-block:36px 44px;border-bottom:1px solid var(--line)}.hero-grid{display:grid;gap:40px;align-items:start}.hero-title{margin-top:4px}.hero-title span{display:block}.hero-sub{margin-top:18px;font-size:1.0625rem;color:var(--ink-2);max-width:34em}.hero-actions{margin-top:24px;display:flex;flex-wrap:wrap;gap:12px}.mock{border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow);overflow:hidden;font-size:.875rem}.mock-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 16px;border-bottom:1px solid var(--line);background:var(--bg-alt);font-weight:600}.mock-status{color:var(--ok);font-size:.875rem;font-weight:600;font-variant-numeric:tabular-nums}.mock-body{display:grid;grid-template-columns:1fr}.mock-doc{padding:14px 16px;border-bottom:1px solid var(--line)}.mock-doc-title{font-weight:700;font-size:1rem;margin-bottom:12px}.mock-line{color:var(--ink-2);margin-bottom:5px;line-height:2.05}.mock-line:last-child{margin-bottom:0}.flag{background:var(--accent-soft);color:var(--ink);border-bottom:2px solid var(--accent);padding:1px 3px;border-radius:3px;font-weight:600}.mock-legend{display:flex;flex-wrap:wrap;align-items:center;gap:5px 14px;padding:8px 16px;border-top:1px solid var(--line);background:var(--bg-alt);color:var(--ink-2);font-size:.875rem;line-height:1.6}.legend-item{display:inline-flex;align-items:center;gap:7px}.legend-swatch{width:14px;height:10px;border-radius:2px;background:var(--accent-soft);border-bottom:2px solid var(--accent)}.mock-sign{margin-top:12px;text-align:right;color:var(--ink)}.mock-sign span{display:block}.mock-sign .sign-role{font-weight:700;font-size:1rem}.mock-sign .sign-date{color:var(--ink-2);font-size:.875rem}.mock-side{min-width:0;padding:14px 16px;background:#fff}.mock-side-title{font-weight:700;margin-bottom:10px}.check-item{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:5px 0;border-top:1px solid var(--line)}.check-item>span:first-child{min-width:0}.check-item:first-of-type{border-top:0}.check-kind{color:var(--accent);font-size:.875rem;font-weight:700}.check-value{color:var(--ink);overflow-wrap:anywhere}.check-btn{border:1px solid var(--line);border-radius:6px;background:#fff;padding:4px 10px;font-size:.875rem;color:var(--ink-2);white-space:nowrap}.mock-note{margin-top:10px;padding-top:10px;border-top:1px solid var(--line);color:var(--ink-2);font-size:.875rem}.section-head{max-width:38em}.section-head .lede{margin-top:14px}.section-head--center{margin-inline:auto;text-align:center}.problem{display:grid;gap:28px}.problem-list{display:grid;gap:16px}.problem-item{display:grid;grid-template-columns:auto 1fr;gap:14px;padding:18px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}.problem-no{font-weight:700;color:var(--ink-2);font-size:.875rem;padding-top:2px;font-variant-numeric:tabular-nums}.problem-item p{color:var(--ink-2)}.steps{display:grid;gap:0;margin-top:32px}.step{display:grid;grid-template-columns:auto 1fr;gap:16px;padding:22px 0;border-top:1px solid var(--line)}.step:last-child{border-bottom:1px solid var(--line)}.step-no{width:40px;height:40px;display:grid;place-items:center;border-radius:50%;border:1px solid var(--accent);color:var(--accent);font-weight:700;font-size:.9375rem;font-variant-numeric:tabular-nums}.step-body p{margin-top:8px;color:var(--ink-2)}.ba{display:grid;gap:20px;margin-top:32px}.ba-pane{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}.ba-pane--after{border-color:#f6cdb0}.ba-head{padding:12px 16px;border-bottom:1px solid var(--line);background:var(--bg-alt);font-weight:700;text-align:center}.ba-pane--after .ba-head{background:var(--accent-soft);color:var(--accent-btn)}.ba-body{padding:18px 16px;color:var(--ink)}.ba-body p{margin-bottom:12px}.ba-note{margin-top:16px;color:var(--ink-2);font-size:.875rem}.flow{display:flex;flex-direction:column;gap:0;margin-top:32px}.flow-boundary{position:relative;flex:1 1 auto;padding:34px 16px 16px;border:1px dashed var(--ink-2);border-radius:12px;background:#ffffffb8}.flow-boundary-label{position:absolute;top:8px;left:16px;color:var(--ink-2);font-size:.875rem;font-weight:700;letter-spacing:.01em}.flow-boundary-inner{display:flex;flex-direction:column;gap:0}.flow-node{flex:1 1 0;border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:16px;text-align:center;font-weight:600}.flow-node--workbench{border-color:var(--ink)}.flow-node--ai{flex:0 0 auto}.flow-arrow,.flow-boundary-arrow{display:grid;place-items:center;height:34px;color:var(--ink-2)}.arrow-right{display:none}.flow-points{display:grid;gap:12px;margin-top:28px}.flow-points li{display:grid;grid-template-columns:auto 1fr;gap:12px;color:var(--ink-2)}.flow-points li:before{content:"";width:8px;height:8px;margin-top:12px;border-radius:2px;background:var(--accent)}@keyframes flowPulse{0%,to{opacity:.45}50%{opacity:1}}@media(prefers-reduced-motion:no-preference){.flow-arrow>span,.flow-boundary-arrow>span{animation:flowPulse 2.4s ease-in-out infinite}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto;scroll-padding-top:0}*,*:before,*:after{animation:none!important;transition:none!important}}.two-col{display:grid;gap:32px}.review-layout{display:grid;gap:28px}.check-list{display:grid;gap:14px}.check-list li{display:grid;grid-template-columns:auto 1fr;gap:12px;padding:16px;border:1px solid var(--line);border-radius:var(--radius);color:var(--ink-2);background:#fff}.check-list li:before{content:"";width:8px;height:8px;margin-top:12px;border-radius:2px;background:var(--accent)}.formats{display:grid;gap:20px 48px;margin-top:28px}.format-group{display:grid;gap:10px}.format-label{font-weight:700;font-size:.875rem;color:var(--ink)}.format-label--muted{color:var(--ink-2)}.format-chips{display:flex;flex-wrap:wrap;gap:10px}.format-chip{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border:1px dashed var(--line);border-radius:999px;background:#fff;color:var(--ink-2);font-size:.875rem;line-height:1.5}.format-chip--on{border-style:solid;border-color:#f6cdb0;background:var(--accent-soft);color:var(--ink);font-weight:600}.format-chip .icon{width:18px;height:18px;flex:0 0 18px}.format-note{grid-column:1 / -1;display:flex;flex-wrap:wrap;gap:6px 10px;padding-top:14px;border-top:1px solid var(--line);font-size:.875rem}.format-note dt{font-weight:700;color:var(--ink)}.format-note dd{margin:0;color:var(--ink-2)}.icon{display:block;width:20px;height:20px}.mcp-panel{display:grid;gap:16px}.mcp-chat{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:16px}.mcp-chat .you{color:var(--ink);font-weight:600}.mcp-chat .ai{color:var(--ink-2);margin-top:10px}.mcp-extra{color:var(--ink-2)}.deploy-options{display:grid;gap:16px}.deploy-card{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:20px}.deploy-icon{display:inline-grid;place-items:center;width:40px;height:40px;margin-bottom:12px;border-radius:var(--radius);background:var(--accent-soft);color:var(--accent)}.deploy-icon .icon{width:22px;height:22px}.deploy-card p{margin-top:8px;color:var(--ink-2)}.deploy-notes{margin-top:20px;display:grid;gap:10px;color:var(--ink-2)}.scenario-table{margin-top:28px;border-top:1px solid var(--line)}.scenario-row{display:grid;gap:8px 28px;padding:18px 0;border-bottom:1px solid var(--line)}.scenario-row dt{display:grid;grid-template-columns:auto 1fr;align-items:start;gap:12px;font-weight:700;color:var(--ink)}.scenario-row dd{margin:0;color:var(--ink-2);max-width:38em}.scenario-mark{width:8px;height:8px;margin-top:10px;border-radius:2px;background:var(--accent)}.faq-list{display:grid;gap:0;margin-top:24px}.faq-item{border-top:1px solid var(--line)}.faq-item:last-child{border-bottom:1px solid var(--line)}.faq-item summary{list-style:none;cursor:pointer;padding:16px 28px 16px 0;font-weight:600;position:relative}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";position:absolute;right:0;top:16px;color:var(--accent);font-weight:700}.faq-item[open] summary:after{content:"–"}.faq-answer{padding:0 0 18px;color:var(--ink-2);max-width:38em}.cta-band{background:var(--ink);color:#fff;padding-block:64px}.cta-band h2{color:#fff}.cta-inner{display:grid;gap:24px;align-items:center}.cta-band p{margin-top:12px;color:#ffffffd1;max-width:34em}.cta-actions{display:flex;flex-wrap:wrap;gap:12px}.cta-band .btn-ghost{color:#fff;border-color:#ffffff8c}.cta-band .btn-ghost:hover{background:#fff;color:var(--ink)}.site-footer{border-top:1px solid var(--line);padding-block:32px}.footer-row{display:grid;gap:12px;color:var(--ink-2);font-size:.875rem}.footer-row .brand{color:var(--ink)}.guide-head{padding-block:48px 32px;border-bottom:1px solid var(--line)}.guide-sections{display:grid;gap:0}.guide-section{padding-block:40px;border-bottom:1px solid var(--line)}.guide-section-visual .mock-panel{max-width:none}.guide-section:last-child{border-bottom:0}.guide-index{display:inline-grid;place-items:center;min-width:32px;height:32px;padding:0 8px;border-radius:999px;border:1px solid var(--accent);color:var(--accent);font-weight:700;font-size:.875rem}.guide-section-head{display:flex;align-items:center;gap:12px}.guide-body{margin-top:12px;color:var(--ink-2);max-width:38em}.mock-panel{margin-top:20px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow);overflow:hidden;max-width:640px}.mock-panel-head{padding:10px 16px;border-bottom:1px solid var(--line);background:var(--bg-alt);font-weight:600;font-size:.875rem}.mock-panel-body{padding:6px 16px 14px}.mock-panel-row{display:flex;flex-wrap:wrap;gap:4px 12px;align-items:baseline;justify-content:space-between;padding:10px 0;border-top:1px solid var(--line)}.mock-panel-row:first-child{border-top:0}.mock-panel-row .row-label{font-size:.875rem;font-weight:700;color:var(--ink-2)}.mock-panel-row .row-value{color:var(--ink)}.mock-panel-row--flag .row-value{background:var(--accent-soft);border-bottom:2px solid var(--accent);padding:0 3px;border-radius:3px;font-weight:600}.mock-panel-row--ok .row-label{color:var(--ok)}.mock-panel-lines{padding:14px 0}.mock-panel-lines p{padding:8px 10px;border-radius:6px;background:var(--bg-alt);margin-bottom:8px;color:var(--ink-2)}.mock-panel-lines p:last-child{margin-bottom:0}.mock-panel-actions{display:flex;flex-wrap:wrap;gap:8px;padding-top:12px}.mock-panel-actions span{border:1px solid var(--line);border-radius:6px;padding:5px 10px;font-size:.875rem;color:var(--ink-2)}.book-layout{display:grid;gap:24px}.book-form{display:grid;gap:18px}.book-fields{display:grid;gap:16px}.book-field{display:grid;gap:6px}.book-field label{font-weight:600;font-size:.9375rem}.book-tag{color:var(--ink-2);font-weight:400;font-size:.8125rem}.book-field input,.book-field textarea{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;color:var(--ink);font:inherit;font-size:1rem;line-height:1.5}.book-field textarea{min-height:120px;resize:vertical}.book-field input:focus-visible,.book-field textarea:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-color:var(--ink)}.book-submit{justify-self:start}.book-status{margin:0;color:var(--ink-2);font-size:.9375rem}.book-alt{margin:0;font-size:.9375rem}.book-alt a{color:var(--accent-btn);text-decoration:underline}.book-alt a:hover{color:var(--ink)}@media(min-width:768px){:root{--gutter: 32px;--pad-section: 80px}.nav-actions .btn{display:inline-flex}.hero{padding-block:48px 56px}.hero-actions{gap:14px}.problem-list{gap:12px}.ba{grid-template-columns:1fr 1fr}.two-col{grid-template-columns:1fr 1fr;gap:48px}.flow-node{padding:18px}.flow-arrow{height:40px}.deploy-options,.formats{grid-template-columns:1fr 1fr}.cta-inner{grid-template-columns:1.4fr 1fr}.footer-row{grid-template-columns:1fr auto;align-items:center}.guide-head{padding-block:64px 40px}.guide-section{padding-block:48px}.mock-body{grid-template-columns:1.3fr 1fr}.mock-doc{border-bottom:0;border-right:1px solid var(--line)}.book-layout{grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:48px;align-items:start}.book-fields{grid-template-columns:1fr 1fr}.book-field--full{grid-column:1 / -1}}@media(min-width:1024px){:root{--pad-section: 96px}.nav-links{display:flex}.nav-menu{display:none}.hero-grid{grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:56px}.hero-copy{padding-top:52px}.hero{padding-block:52px 60px}.problem{grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:48px;align-items:start}.steps{grid-template-columns:repeat(4,1fr);gap:24px}.step{grid-template-columns:1fr;border-top:0;border-left:1px solid var(--line);padding:0 0 0 24px}.step:first-child{border-left:0;padding-left:0}.step:last-child{border-bottom:0}.flow{flex-direction:row;align-items:stretch}.flow-boundary{padding-inline:12px}.flow-boundary-inner{flex-direction:row;align-items:stretch}.flow-node{display:grid;place-items:center}.flow-arrow,.flow-boundary-arrow{flex:0 0 40px;width:40px;height:auto}.arrow-down{display:none}.arrow-right{display:block}.guide-section{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:48px;align-items:start}.deploy-options{gap:24px}.scenario-row{grid-template-columns:260px minmax(0,1fr);align-items:start}.faq-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:48px;align-items:start}.faq-list{margin-top:0}.section-head--center{max-width:44em}.review-layout{grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:48px;align-items:start}}@media(min-width:1200px){.mock-body{grid-template-columns:minmax(0,1.08fr) minmax(280px,.92fr)}}@media(min-width:1024px){html:lang(en) .hero-grid{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr)}html:lang(en) .hero-title{font-size:clamp(2rem,1.1rem + 3.2vw,3.25rem);letter-spacing:-.02em}}@media(max-width:767px){.btn{width:100%}.hero-actions{flex-direction:column;align-items:stretch}}.formats-section{padding-top:56px}.review-section{padding-bottom:0}.shot{margin:0}.shot img{display:block;width:100%;height:auto;border:1px solid var(--line);border-radius:10px;box-shadow:0 8px 24px #0f1f3d14;background:var(--bg-alt)}.shot figcaption{margin-top:10px;font-size:.9rem;color:var(--ink-2)}.screens-note{color:var(--ink-2);font-size:.9rem;margin:8px 0 0}.screens-grid{display:grid;gap:28px;margin-top:28px}@media(min-width:1024px){.screens-grid{grid-template-columns:minmax(0,2fr) minmax(0,1fr);align-items:start}.screens-item--0{grid-column:1;grid-row:1}.screens-item--1{grid-column:2;grid-row:1}.screens-item--2{grid-column:1 / -1;max-width:860px}}