:root{--bg:#f4f5f7;--ink:#192b39;--muted:#647582;--line:#dce3e8;--accent:#087f72}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.6 system-ui,sans-serif}header{height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 max(24px,calc((100vw - 1200px)/2));background:#fff;border-bottom:1px solid var(--line)}.brand{text-decoration:none;color:var(--accent);font-weight:800;font-size:26px;display:flex;gap:18px;align-items:center}.brand span{font-size:16px;color:var(--ink)}.private,.muted,.section-title span{color:var(--muted);font-size:13px}main{max-width:1248px;margin:auto;padding:32px 24px}.intro{padding:15px 0}.eyebrow{font-size:11px;letter-spacing:2px;color:var(--accent);font-weight:700}h1{font-size:52px;letter-spacing:-2px;line-height:1.15;margin:12px 0}.dot{color:var(--accent)}.intro>p:last-child{color:var(--muted);font-size:18px}h2{font-size:25px;letter-spacing:-.6px;margin:0}h3{font-size:17px;margin:10px 0}p{margin:8px 0 14px}#connection{font-size:13px;color:var(--muted);margin:12px 0}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.stat{border:1px solid var(--line);border-radius:14px;padding:18px 24px;background:#fff}.stat strong{font-size:30px;display:block}.stat span{font-size:13px;color:var(--muted)}nav{display:flex;gap:26px;margin:30px 0;border-bottom:1px solid var(--line);overflow:auto}nav a{color:var(--ink);text-decoration:none;padding:10px 0;white-space:nowrap}nav a:hover{color:var(--accent)}section{scroll-margin-top:20px;margin-bottom:40px}.section-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.roles{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.role{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;text-align:left;color:inherit;font:inherit;cursor:pointer;transition:transform .15s,border-color .15s}.role:hover{transform:translateY(-2px);border-color:var(--accent)}.role-top{display:flex;align-items:center;justify-content:space-between;gap:12px}.icon{width:38px;height:38px;border-radius:12px;background:#e5f3ef;color:var(--accent);display:grid;place-items:center;font-weight:700}.badge{display:inline-block;border-radius:6px;padding:3px 8px;font-size:11px;background:#edf1f4;color:#536777}.badge.active{background:#dcf5e9;color:#14624a}.badge.block{background:#fff1d8;color:#895815}.role p{font-size:14px;color:var(--muted);min-height:46px}.role small{color:var(--muted)}.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden}.flow article{padding:22px;background:#fff}.flow b{color:var(--accent);font-size:22px}.flow p,.rules p{color:var(--muted);font-size:14px}.note{padding:16px 20px;background:#eaf0f4;border-radius:10px;font-size:13px;color:#4c6273}.filters{display:flex;gap:14px;margin-bottom:18px}.filters label{font-size:12px;color:var(--muted)}select,input{display:block;margin-top:5px;padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:white;color:var(--ink);font:inherit;max-width:100%}.search{flex:1}.search input{width:100%}.task{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:10px;padding:16px 20px}.task summary{cursor:pointer;list-style:none;display:flex;gap:15px;justify-content:space-between;align-items:flex-start}.task summary::-webkit-details-marker{display:none}.task h3{margin:3px 0;font-size:15px;font-weight:600}.task small{color:var(--muted)}.task-body{border-top:1px solid var(--line);padding-top:12px;margin-top:12px;font-size:14px}.task-body p{white-space:pre-wrap;overflow-wrap:anywhere}button.link{background:#edf5f2;color:var(--accent);padding:9px 14px;border:0;border-radius:7px;font:inherit;cursor:pointer}.rules{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:18px}.rules article{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px}footer{color:var(--muted);font-size:12px;border-top:1px solid var(--line);padding-top:22px}dialog{width:min(760px,92vw);max-height:85vh;border:1px solid var(--line);border-radius:18px;padding:26px;color:var(--ink)}dialog::backdrop{background:#16273399}.dialog-top{display:flex;justify-content:space-between;gap:20px;align-items:center}.dialog-top button{border:0;background:#eef2f5;border-radius:8px;font-size:22px;cursor:pointer;padding:6px 12px}pre{white-space:pre-wrap;overflow-wrap:anywhere;background:#f4f6f8;padding:16px;border-radius:10px;font:13px/1.7 system-ui}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #1aa18e;outline-offset:3px}@media(max-width:750px){.roles,.rules{grid-template-columns:1fr 1fr}.flow,.stats{grid-template-columns:1fr 1fr}h1{font-size:40px}.private{display:none}.filters{flex-wrap:wrap}.search{flex-basis:100%}.section-title{align-items:flex-start;flex-direction:column}}@media(max-width:480px){.roles,.rules{grid-template-columns:1fr}main{padding:20px 16px}.stat{padding:14px}.flow article{padding:16px}.task summary{flex-direction:column}.filters label{width:100%}select{width:100%}}

/* Owner request: use the production dashboard visual language.
   Reference: taxi-analytics/PLATFORM-DESIGN.md and live cabinet-ui.css. */
:root{--bg:#f5f7fb;--ink:#173047;--muted:#60748b;--line:#dce4ee;--accent:#0866ff}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;font-size:13px;line-height:1.6}
.sidebar{position:fixed;inset:0 auto 0 0;width:240px;background:#222b31;color:#cad5dc;padding:24px 16px;display:flex;flex-direction:column;height:100dvh}
.sidebar .brand{color:#fff;gap:10px;font-size:18px;align-items:flex-start;padding:0 6px;white-space:nowrap}
.sidebar .brand>span:not(.mark){color:#fff;font-size:18px;line-height:30px}
.sidebar .brand small{display:block;font-size:9px;font-weight:400;letter-spacing:1.3px;color:#bdc9d0;line-height:18px}
.mark{width:32px;height:32px;display:grid;place-items:center;background:#ffcf18;color:#222b31;border-radius:8px;font-size:22px}
.sidebar nav{display:flex;flex-direction:column;border:0;gap:6px;margin:30px 0;padding:0;overflow:auto}
.sidebar nav a{color:#c8d4dc;font-size:13px;padding:12px;border-radius:8px;white-space:normal;min-height:44px}
.sidebar nav a:hover{background:#ffffff12;color:#fff}.sidebar nav a[aria-current]{background:#fff;color:#173047;border-left:4px solid #ffcf18;padding-left:8px}
.sidebar-note{margin-top:auto;padding:16px 8px 0;border-top:1px solid #ffffff20;font-size:11px;color:#aabac5}
main{margin-left:240px;max-width:1600px;padding:24px 28px}
.intro{padding:0}.intro h1{font-size:28px;letter-spacing:-.5px;line-height:1.25;margin:8px 0 10px}.intro>p:last-child{font-size:13px}.eyebrow{font-size:10px;color:#687c95;letter-spacing:1.5px}
h2{font-size:17px;line-height:1.4;letter-spacing:0}h3{font-size:14px}.stats{gap:12px}.stat{border-radius:12px;padding:16px 20px}.stat strong{font-size:26px;line-height:1.25}.stat span{font-size:12px}.roles{gap:12px}.role{padding:16px;border-radius:12px}.role h3{font-size:14px}.role p{font-size:12px;line-height:20px}.role small{font-size:11px}.icon{background:#fff3bb;color:#473e1a;border-radius:8px;width:32px;height:32px;font-size:12px}.role:hover{transform:none;border-color:#92adc6}.flow b{color:#60748b;font-size:19px}.flow article{padding:18px}.flow p,.rules p{font-size:12px}.filters{background:#fff;border:1px solid var(--line);padding:14px;border-radius:12px;gap:12px}select,input{min-height:40px;font-size:13px}.task h3{font-size:13px}.task{padding:14px 16px}.task-body{font-size:13px}button.link{background:#ffcf18;color:#172433;font-size:13px;min-height:40px}.rules{gap:12px}.rules article{padding:18px}.note{font-size:12px}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible{outline-color:#0866ff}
@media(max-width:1100px){.roles{grid-template-columns:repeat(2,minmax(0,1fr))}.flow{grid-template-columns:repeat(2,minmax(0,1fr))}.stats{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:720px){.sidebar{position:static;width:100%;height:auto;padding:14px 16px}.sidebar nav{flex-direction:row;margin:12px 0 0;gap:4px;flex-wrap:wrap;overflow:visible}.sidebar nav a{padding:8px;min-height:44px;display:flex;align-items:center}.sidebar nav a[aria-current]{border-left:0;border-bottom:3px solid #ffcf18;padding-left:8px}.sidebar-note{display:none}main{margin-left:0;padding:16px}.intro h1{font-size:24px}.section-title span{font-size:12px}button.link,select,input{min-height:44px}}
@media(max-width:480px){.roles,.rules{grid-template-columns:minmax(0,1fr)}.stat{padding:14px}.flow article{padding:14px}}
.task summary>div{min-width:0;max-width:100%;overflow-wrap:anywhere}.task summary h3{overflow-wrap:anywhere}