@charset "UTF-8";
:root{--bg:#faf9f6;--surface:#fff;--soft:#eeece7;--text:#232323;--muted:#65635e;--line:#d8d5ce;--action-red:#c9263b;--red:#e53347;--red-text:#c82236;--red-soft:#fde8eb;--green:#167857;--green-soft:#e3f3ea;--amber:#795008;--amber-soft:#fff0cd;--violet:#6549a9;--blue:#146a95;--radius:10px;--space:8px;--shadow:0 20px 60px #17171312;color-scheme:light}
@media(prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#15191e;--surface:#1b2129;--soft:#252d38;--text:#f2f1ed;--muted:#aeb6c1;--line:#36404d;--red:#fb465b;--red-text:#ff7586;--red-soft:#3b232d;--green:#83dab0;--green-soft:#203b32;--amber:#f2c368;--amber-soft:#3c3223;--violet:#c3a7f1;--blue:#7fd5f0;--shadow:0 20px 60px #0003;color-scheme:dark}}
:root[data-theme="dark"]{--bg:#15191e;--surface:#1b2129;--soft:#252d38;--text:#f2f1ed;--muted:#aeb6c1;--line:#36404d;--red:#fb465b;--red-text:#ff7586;--red-soft:#3b232d;--green:#83dab0;--green-soft:#203b32;--amber:#f2c368;--amber-soft:#3c3223;--violet:#c3a7f1;--blue:#7fd5f0;--shadow:0 20px 60px #0003;color-scheme:dark}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:104px}body{margin:0;background:var(--bg);color:var(--text);font-family:"Segoe UI","Microsoft YaHei",system-ui,sans-serif;font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.25;font-weight:750}h2{font-size:clamp(28px,3.2vw,43px);letter-spacing:-.04em}h3{font-size:22px;letter-spacing:-.02em}p{overflow-wrap:break-word}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--red);outline-offset:4px}button{color:inherit}::selection{background:var(--red);color:#fff}img{max-width:100%;display:block}svg{display:block;max-width:100%}.container{width:min(1280px,calc(100% - 96px));margin-inline:auto}.eyebrow{font-size:11px;font-weight:700;letter-spacing:.14em;line-height:1.7;color:var(--muted)}.red-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--red);margin-right:5px}.skip-link{position:fixed;top:0;left:16px;z-index:100;background:var(--text);color:var(--bg);padding:12px 20px;transform:translateY(-120%)}.skip-link:focus{transform:none}.site-header{height:86px;padding-inline:40px;display:flex;align-items:center;gap:36px;border-bottom:1px solid var(--line);background:var(--bg);position:relative;z-index:20}.brand{display:flex;align-items:center;gap:12px;font-weight:750;line-height:1.15;font-size:18px;white-space:nowrap}.brand img{width:98px;height:auto;border-radius:2px;object-fit:contain}.brand small{display:block;margin-top:7px;font-size:8px;letter-spacing:.16em;font-weight:650;color:var(--muted)}.site-header nav{margin-left:auto;display:flex;align-items:center;gap:28px}.site-header nav a{font-size:13px;font-weight:650;padding-block:31px 26px;border-bottom:3px solid transparent}.site-header nav a[aria-current]{border-color:var(--red);color:var(--red-text)}.site-header nav a:hover{color:var(--red-text)}.header-actions{display:flex;align-items:center;gap:15px}.theme-toggle,.menu-toggle{min-height:44px;min-width:44px;border:1px solid var(--line);background:transparent;border-radius:8px}.theme-toggle{font-size:21px}.menu-toggle{display:none;font-size:13px}.button{display:inline-flex;justify-content:center;align-items:center;gap:20px;min-height:54px;padding:14px 25px;border:1px solid var(--red);border-radius:8px;background:var(--action-red);color:#fff;font-size:15px;font-weight:700;line-height:1.4;transition:transform .18s,box-shadow .18s}.button:hover{transform:translateY(-2px);box-shadow:0 6px 18px #e5334729}.button.small{min-height:44px;padding:10px 16px;font-size:12px;gap:10px}.button.secondary{border-color:var(--line);color:var(--text);background:transparent}.button:disabled{opacity:.55;transform:none;box-shadow:none}.text-link{font-size:14px;font-weight:650;line-height:1.5;display:inline-flex;align-items:center;min-height:44px}.text-link:hover{color:var(--red-text)}
.hero{display:grid;grid-template-columns:1fr 1.1fr;gap:40px;align-items:center;padding-block:94px 104px}.hero h1{font-size:clamp(47px,5.5vw,78px);line-height:1.2;letter-spacing:-.065em;margin-top:26px}.red-underline{position:relative;white-space:nowrap}.red-underline:after{content:"";position:absolute;bottom:-7px;left:1%;width:98%;height:7px;background:var(--red);transform:rotate(-2deg);border-radius:40%}.hero-lead{font-size:18px;margin-top:35px;color:var(--muted);line-height:1.85}.hero-actions{display:flex;align-items:center;gap:24px;margin-top:33px}.hero-note{font-size:11px;color:var(--muted);margin-top:19px}.hero-visual{position:relative;padding-bottom:34px}.visual-caption{display:flex;justify-content:space-between;gap:12px;align-items:center;margin:0 0 13px;font-size:12px;font-weight:600}.demo-label{font-size:10px;letter-spacing:.02em;color:var(--muted);white-space:normal;display:inline-flex;gap:6px;align-items:center}.demo-label:before{content:"";width:6px;height:6px;flex-shrink:0;background:var(--red);border-radius:50%}.ledger-window{background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);transform:rotate(-1.5deg);overflow:hidden}.window-top{height:41px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 18px;font-size:10px;color:var(--muted);font-weight:600}.window-top>span:first-child{display:flex;gap:5px}.window-top i{height:6px;width:6px;background:var(--line);border-radius:50%}.window-user{font-size:9px;border:1px solid var(--line);padding:1px 8px;border-radius:20px}.window-body{display:grid;grid-template-columns:68px 1fr}.window-sidebar{background:var(--soft);border-right:1px solid 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16px;display:grid;grid-template-columns:1fr auto;align-items:end;gap:2px}.mini-amount>span:first-child{font-size:9px;color:var(--muted);grid-column:1/-1}.mini-amount strong{font-size:34px;line-height:1.2;font-variant-numeric:tabular-nums;letter-spacing:-1px}.mini-amount strong small{font-size:15px}.mini-kind{font-size:9px;color:var(--muted);padding-bottom:4px}.mini-payment{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--line);font-size:10px}.mini-payment b{display:inline-block;margin-right:10px;color:var(--muted);font-size:9px}.mini-payment strong{font-variant-numeric:tabular-nums}.mini-timeline{display:flex;justify-content:space-between;gap:6px;font-size:9px;color:var(--muted);margin-top:26px;padding-top:18px;border-top:2px solid var(--line)}.mini-timeline span{position:relative}.mini-timeline span:before{content:"";position:absolute;top:-23px;width:8px;height:8px;border-radius:50%;background:var(--line)}.mini-timeline .done{color:var(--green)}.mini-timeline .done:before{background:var(--green)}.mini-timeline .current{color:var(--red-text);font-weight:650}.mini-timeline .current:before{background:var(--red)}.mini-bottom{margin-top:24px;display:flex;justify-content:space-between;gap:8px;font-size:8px;color:var(--muted)}.mini-chip{color:var(--red-text)}.paper-tag{position:absolute;bottom:-10px;right:10px;display:flex;gap:20px;align-items:center;color:var(--red-text);transform:rotate(4deg);font-size:14px;line-height:1.5}.tag-arrow{font-size:58px;line-height:1;transform:rotate(-25deg)}.manifesto{display:grid;grid-template-columns:1fr 1.25fr;gap:90px;border-block:1px solid var(--line);padding-block:65px}.manifesto 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32px;min-height:440px}.lab-note{font-size:11px;color:var(--muted);border-top:1px solid var(--line);padding:16px 32px;background:var(--bg)}.demo-layout{display:grid;grid-template-columns:1fr 295px;gap:42px}.demo-main{min-width:0}.demo-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:26px}.demo-heading h2{font-size:25px}.demo-description{border-left:1px solid var(--line);padding-left:32px}.demo-description .eyebrow{color:var(--red-text)}.demo-description h3{font-size:22px;line-height:1.45;margin:12px 0 17px}.demo-description p{font-size:13px;color:var(--muted);margin-bottom:18px}.demo-description ol{padding-left:18px;font-size:13px;line-height:2;color:var(--muted)}.demo-search{display:flex;gap:10px;align-items:center;margin-bottom:18px}.demo-search label{font-size:12px;color:var(--muted)}input,select{min-width:0;background:var(--surface);color:var(--text);border:1px solid var(--line);border-radius:7px;padding:10px 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0}.input-error{border-color:var(--red);background:var(--red-soft);box-shadow:0 0 0 1px var(--red)}.input-pulse{animation:error-pulse .75s ease-in-out 2}@keyframes error-pulse{50%{box-shadow:0 0 0 5px #e5334733;background:var(--red-soft)}}.error-feedback{color:var(--red-text)}.supplier-demo{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:24px}.supplier-title{display:flex;align-items:center;gap:13px}.supplier-avatar{width:45px;height:45px;border-radius:8px;background:var(--red-soft);color:var(--red-text);display:grid;place-items:center;font-weight:700}.supplier-title h3{font-size:20px}.supplier-title p{font-size:11px;color:var(--muted)}.tags{display:flex;flex-wrap:wrap;gap:6px;margin-block:20px}.tags span{background:var(--amber-soft);color:var(--amber);padding:3px 8px;border-radius:4px;font-size:11px}.tags 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var(--line);border-radius:8px;padding:22px 15px 16px;background:var(--bg)}.chart-bars{height:210px;display:flex;align-items:end;gap:24px;padding:0 18px;border-bottom:1px solid var(--line);background:repeating-linear-gradient(to top,transparent,transparent 51px,var(--line) 52px,transparent 53px)}.chart-bar{display:flex;align-items:end;justify-content:center;position:relative;flex:1;max-width:100px;height:100%;padding:0;border:0;background:none;min-width:44px}.chart-bar:after{content:"";height:var(--height);width:100%;background:var(--red);border-radius:5px 5px 0 0;opacity:.85;transition:opacity .15s}.chart-bar:hover:after,.chart-bar:focus:after{opacity:1}.chart-bar span{position:absolute;bottom:calc(var(--height) + 9px);font-size:11px;font-weight:700;white-space:nowrap;color:var(--text)}.chart-bar 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details p{font-size:14px;color:var(--muted);margin-top:12px}.compact-cta{padding-block:65px;display:flex;justify-content:space-between;gap:30px;align-items:center}.compact-cta h2{font-size:32px}
.guide-layout{display:grid;grid-template-columns:220px 1fr;gap:60px;padding-bottom:70px}.guide-index{position:sticky;top:35px;align-self:start;border-top:1px solid var(--line);padding-top:20px}.guide-index a{display:block;min-height:44px;font-size:13px;padding:10px 0}.guide-index a:hover{color:var(--red-text)}.guide-index .eyebrow{margin-bottom:12px}.guide-card{border-top:1px solid var(--line);padding:33px 0;margin-bottom:20px;scroll-margin-top:30px}.guide-card h2{font-size:29px;margin:12px 0 21px}.guide-card h3{font-size:18px;margin:24px 0 11px}.guide-card p{color:var(--muted);font-size:14px;line-height:1.9;margin-bottom:16px}.guide-card ol,.guide-card ul{padding-left:22px;color:var(--muted);font-size:14px;line-height:1.9}.guide-card li{padding-left:4px;margin-bottom:14px}.guide-card strong{color:var(--text)}.guide-card details{border-top:1px solid var(--line);padding-block:17px}.guide-card summary{cursor:pointer;font-size:15px;font-weight:650;min-height:44px}.guide-card details p{margin-block:12px 0}.guide-note{padding:19px 23px;background:var(--soft);border-radius:8px;font-size:13px;color:var(--muted);margin-block:20px}.guide-note p:last-child{margin:0}.progress-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;padding-bottom:45px}.progress-grid .guide-card{padding:28px;background:var(--surface);border:1px solid var(--line);border-radius:10px;margin:0}.progress-grid .guide-card h2{font-size:26px}.status-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--green);margin-right:8px}.status-dot.pending{background:var(--amber)}.progress-note{border-top:1px solid var(--line);padding-block:34px 55px;font-size:14px;color:var(--muted)}.progress-note h2{font-size:24px;margin-bottom:16px}
@media(min-width:1500px){.hero{gap:90px}.hero h1{font-size:79px}}
@media(max-width:1100px){.container{width:calc(100% - 64px)}.site-header{padding-inline:28px;gap:18px}.site-header nav{gap:18px}.brand{font-size:16px}.hero{gap:32px;padding-top:70px}.hero h1{font-size:56px}.mini-workspace{padding:20px}.mini-heading strong{font-size:18px}.hero-actions{gap:15px}.hero-actions .text-link{font-size:12px}.module-list>a{grid-template-columns:40px 200px 1fr 25px}.manifesto,.principles{gap:55px}.roles-explorer{grid-template-columns:250px 1fr}.role-detail{padding:32px}.demo-layout{grid-template-columns:1fr 235px;gap:28px}.demo-description{padding-left:25px}.demo-heading h2{font-size:22px}.site-footer{padding-inline:28px;gap:20px}.site-footer>p{display:none}.site-footer>div{margin-left:auto}.guide-layout{gap:35px;grid-template-columns:180px 1fr}}
@media(max-width:800px){.container{width:calc(100% - 40px)}.site-header{height:76px;padding:0 20px;gap:12px;flex-wrap:wrap}.brand{font-size:16px}.brand img{width:76px;height:auto}.brand small{font-size:7px}.header-actions{margin-left:auto;gap:8px}.header-actions>.button{display:none}.menu-toggle{display:block;order:3;min-width:50px}.site-header nav{display:none;position:absolute;top:75px;left:0;right:0;margin:0;padding:10px 20px 20px;background:var(--bg);border-bottom:1px solid var(--line);box-shadow:0 12px 15px #00000008;gap:0}.site-header.nav-open nav{display:flex;flex-direction:column;align-items:stretch}.site-header nav a{min-height:48px;padding:12px 10px;border-bottom:1px solid var(--line)}.site-header nav a[aria-current]{border-bottom-color:var(--line);color:var(--red-text);background:var(--red-soft);border-radius:5px}.hero{grid-template-columns:1fr;padding-block:56px 68px;gap:50px}.hero h1{font-size:clamp(44px,8vw,65px)}.hero-copy{max-width:580px}.hero-lead{margin-top:30px;font-size:17px}.hero-visual{max-width:600px;width:100%;margin:auto}.hero-note{font-size:11px}.manifesto{grid-template-columns:1fr;gap:32px;padding-block:45px}.manifesto-main{font-size:22px}.module-section,.roles-section,.principles{padding-block:55px}.section-heading{display:block;margin-bottom:30px}.section-heading>.text-link,.section-heading>p{margin-top:20px}.module-list>a{grid-template-columns:28px 1fr 25px;gap:14px;padding-block:23px}.module-list h3{font-size:23px}.module-list p{grid-column:2;grid-row:2;font-size:13px}.module-arrow{grid-column:3;grid-row:1/3}.roles-explorer{grid-template-columns:1fr}.role-tabs{flex-direction:row;padding:8px;gap:5px}.role-tabs button{flex:1;justify-content:center;padding:13px 7px;min-height:48px;font-size:15px}.role-tabs button span{display:none}.role-detail{min-height:330px;padding:27px}.role-detail h3{font-size:26px}.role-flow{gap:14px}.principles{grid-template-columns:1fr;gap:35px}.closing{padding:40px 30px;margin-bottom:50px}.closing h2{font-size:41px}.site-footer{padding:25px 20px;flex-wrap:wrap;gap:17px}.site-footer>div{width:100%;margin:0;gap:22px;font-size:11px}.page-intro{padding-block:49px 32px}.feature-tabs{flex-wrap:wrap;gap:4px;padding:8px}.feature-tabs button{flex:1 1 30%;font-size:12px;padding:8px 5px;min-height:44px}.lab-top{padding:14px 20px 0}.demo-label{font-size:9px}#demo-panel{padding:16px 20px 24px;min-height:0}.demo-layout{grid-template-columns:1fr;gap:24px}.demo-description{border-left:0;border-top:1px solid var(--line);padding:23px 0 0}.demo-description h3{font-size:21px;margin-top:8px}.demo-description p{margin-bottom:10px}.demo-description ol{margin:10px 0}.lab-note{padding:14px 20px;font-size:10px}.workflow-section{padding-block:50px}.workflow-row{grid-template-columns:1fr;gap:25px}.workflow-row>div{max-width:580px}.flow-arrow{display:none}.workflow-row h3{font-size:21px;margin-top:8px}.feature-faq{grid-template-columns:1fr;gap:30px;padding-block:50px}.compact-cta{padding-block:45px;align-items:start;flex-direction:column;gap:24px}.compact-cta h2{font-size:28px}.guide-layout{grid-template-columns:1fr;gap:15px}.guide-index{position:static;display:flex;gap:5px 17px;flex-wrap:wrap}.guide-index .eyebrow{width:100%;margin:0}.guide-index a{font-size:12px;padding:8px 0}.guide-card{padding-top:28px;margin-bottom:10px}.progress-grid{grid-template-columns:1fr;gap:20px}.progress-grid .guide-card{padding:24px}}
@media(max-width:400px){.container{width:calc(100% - 32px)}.site-header{padding-inline:16px;gap:9px}.brand{font-size:14px;gap:9px}.brand img{width:54px;height:auto}.brand small{font-size:6px}.theme-toggle{min-width:44px}.menu-toggle{min-width:44px}.hero h1{font-size:44px}.hero-lead{font-size:15px}.hero-actions{align-items:start;flex-direction:column;gap:7px}.hero-actions .button{min-height:50px}.visual-caption{font-size:10px}.ledger-window{transform:rotate(-.6deg)}.window-body{grid-template-columns:44px 1fr}.window-sidebar{font-size:7px;gap:16px;padding-block:18px}.mini-mark{height:24px;width:24px;line-height:24px;font-size:14px}.window-top{padding-inline:12px}.mini-workspace{padding:17px 13px}.mini-heading strong{font-size:15px}.mini-heading small{font-size:7px}.mini-status{font-size:8px;padding:3px 6px}.mini-party{font-size:9px;gap:12px}.mini-amount strong{font-size:29px}.mini-timeline{font-size:8px}.mini-bottom{font-size:7px}.paper-tag{font-size:12px;bottom:-7px}.tag-arrow{font-size:44px}.role-detail{padding:23px;min-height:365px}.role-detail h3{font-size:23px}.role-detail>p:not(.eyebrow){font-size:14px}.closing{padding:34px 24px}.closing h2{font-size:35px}.closing>div{flex-direction:column;align-items:start}.module-list p{font-size:12px}.page-title{font-size:37px}.lead{font-size:15px}.lab-top{padding-inline:16px}.lab-top .demo-label{max-width:160px}#demo-panel{padding-inline:16px}.demo-heading{margin-bottom:20px}.demo-heading h2{font-size:22px}.installment-row{grid-template-columns:1fr 1fr;gap:8px}.installment-row>b{grid-column:1/-1;margin-bottom:0}.installment-row input{padding-inline:8px;font-size:12px}.total-line{grid-template-columns:1fr;gap:8px}.total-line p{max-width:none}.quote-row{padding:14px;grid-template-columns:1fr;gap:10px}.quote-row select{width:100%}.supplier-demo{padding:20px}.supplier-title h3{font-size:17px}.supplier-meta{flex-direction:column;gap:5px}.payment-card{padding:23px}.payment-card .payment-message{font-size:15px}.chart-bars{gap:18px;padding-inline:8px;height:190px}.chart-bar span{font-size:10px}.chart-controls{gap:8px}.feature-faq summary{font-size:15px}}
.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}.empty-result{font-size:14px;color:var(--muted);padding:25px 0}.guide-entry{display:flex;gap:22px;align-items:center;flex-wrap:wrap;margin-block:20px}.guide-note{font-size:12px!important;color:var(--muted);margin-top:18px}.role-heading{display:flex;gap:20px;align-items:start}.role-symbol{font-size:12px;color:var(--red-text);padding-top:5px;flex-shrink:0}.role-heading h2{margin-top:11px}.callout{border-left:3px solid var(--red);background:var(--soft);padding:18px 22px;margin:24px 0;border-radius:0 8px 8px 0;font-size:14px}.callout p{margin:8px 0 0}.guide-steps{list-style:none;counter-reset:guide-step;padding-left:0!important}.guide-steps li{counter-increment:guide-step;position:relative;padding-left:35px;margin-bottom:24px}.guide-steps li:before{content:counter(guide-step,decimal-leading-zero);position:absolute;left:0;top:1px;color:var(--muted);font-size:11px}.guide-steps h3{margin-top:0}.progress-intro{margin-bottom:44px}.progress-status{font-size:12px;font-weight:650}.progress-list{list-style:none;padding:0!important}.progress-list li{padding:0 0 15px;border-bottom:1px solid var(--line);margin-bottom:15px}.progress-list h3{margin-top:0}.progress-list p{margin-bottom:0}.progress-principles{margin-bottom:55px}
@media(max-width:800px){.guide-index nav{display:flex;flex-wrap:wrap;gap:5px 17px}.role-heading{gap:14px}.progress-intro{margin-bottom:30px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.button:hover{transform:none}}