:root{color-scheme:dark;--bg:#0c141d;--panel:#131f2b;--line:#2a3a49;--text:#e1ebf2;--muted:#9aafc0;--green:#63d6b5;--red:#ff8d91;--blue:#7cbcff}*{box-sizing:border-box}body{margin:0;min-width:1180px;background:var(--bg);color:var(--text);font:14px/1.5 system-ui,sans-serif}header{height:70px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 36px}.brand{font-weight:750;letter-spacing:1.5px}.brand span{color:var(--green)}.tag{font-size:12px;letter-spacing:1px;color:var(--muted)}main{width:calc(100% - 72px);max-width:1510px;margin:30px auto}.intro{display:flex;justify-content:space-between;align-items:center;margin-bottom:23px}h1{font-size:30px;letter-spacing:-.8px;margin:3px 0 6px}p{margin:5px 0;color:var(--muted)}.eyebrow{font-size:11px;letter-spacing:2px;color:var(--green)}.notice{padding:12px 18px;background:#172736;border-left:3px solid var(--blue);margin-bottom:22px;color:#b9d5ed}.panel{background:var(--panel);border:1px solid var(--line);border-radius:8px;overflow:hidden}.panelhead{display:flex;justify-content:space-between;align-items:center;padding:15px 20px;border-bottom:1px solid var(--line)}h2{font-size:15px;font-weight:650;margin:0}.chip{color:var(--green);background:#17372f;border-radius:4px;padding:4px 9px;font-size:11px}.top{display:grid;grid-template-columns:minmax(780px,1fr) 310px;gap:20px}.diagram{padding:24px 22px 18px}.lanes{display:grid;grid-template-columns:175px 1fr 130px 1fr 165px;grid-template-rows:repeat(4,67px);align-items:center;position:relative;gap:8px 0}.node{background:#192b3a;border:1px solid #3a5062;border-radius:5px;padding:9px 12px;z-index:2}.node strong{display:block;font-size:12px}.node small{font:11px ui-monospace,monospace;color:var(--muted)}.wall{grid-column:3;grid-row:1/5;align-self:stretch;margin:0 8px;display:flex;flex-direction:column;justify-content:center;text-align:center;background:repeating-linear-gradient(0deg,#24394b 0px,#24394b 23px,#182a3a 24px,#182a3a 26px);border:1px solid #64849c;border-radius:7px;z-index:2}.wall strong{padding:8px 0;background:#142536}.wall small{font-size:10px;color:var(--muted);background:#142536}.wire{height:2px;background:#3b5265;position:relative}.wire:before{content:"";position:absolute;right:0;top:-3px;border-left:6px solid #657f93;border-top:4px solid transparent;border-bottom:4px solid transparent}.packet{height:9px;width:18px;position:absolute;top:-4px;border-radius:2px;background:var(--green);animation:arrive 4s linear infinite;box-shadow:0 0 10px #63d6b54a}.bad .packet{background:var(--red)}.wire.out .packet{animation-name:leave}.delay .packet{animation-delay:-2s}.wire label{position:absolute;top:-22px;left:8px;color:var(--muted);font:10px ui-monospace,monospace;white-space:nowrap}.stopped{height:2px;background:repeating-linear-gradient(90deg,#503541 0px,#503541 5px,transparent 5px,transparent 10px);position:relative}.stopped span{position:absolute;left:10px;top:-13px;color:var(--red);background:var(--panel);padding:2px 5px;font-size:11px}.legend{display:flex;gap:22px;font-size:12px;margin-top:20px;color:var(--muted)}.ok{color:var(--green)}.fail{color:var(--red)}.footnote{border-top:1px solid var(--line);padding:13px 20px;color:var(--muted);font-size:11px}.objectives{padding:8px 18px}.objective{padding:13px 0;border-bottom:1px solid var(--line)}.objective:last-child{border:0}.objective strong{display:block;font-size:12px}.objective p{font-size:12px;margin:4px 0}.objective code{font-size:11px;color:#c1d2df}.bottom{display:grid;grid-template-columns:1.38fr 1fr;gap:20px;margin-top:20px}table{width:100%;border-collapse:collapse;font-size:12px}th{text-align:left;color:var(--muted);font-size:10px;text-transform:uppercase;letter-spacing:.8px;font-weight:500}td,th{padding:12px 13px;border-bottom:1px solid var(--line)}td code{font-size:11px}button,select{font:inherit;border:1px solid #456077;border-radius:4px;background:#1c3143;color:var(--text);padding:8px 12px}button:disabled{opacity:.65}.tools{display:flex;justify-content:space-between;padding:16px 18px;gap:12px}.actions{display:flex;gap:10px}.primary{background:#275a71;border-color:#4b8ca3}.policy{display:flex;align-items:center;gap:9px;font-size:12px}.explain{padding:13px 18px;background:#192837;font-size:12px;color:var(--muted)}.logs td{padding:11px 13px}.logs .route{display:block;font:11px ui-monospace,monospace}.logs .why{display:block;font-size:10px;color:var(--muted)}footer{display:flex;justify-content:space-between;color:var(--muted);font-size:11px;margin:20px 0}.motion{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--muted)}
header .tag{margin-right:0}.brand{text-decoration:none;color:var(--text)}.brand small{font-size:11px;color:var(--muted)}.top{grid-template-columns:minmax(750px,1fr) 330px}.objectives>div{padding:12px 0;border-bottom:1px solid var(--line)}.objectives strong{font-size:12px}.objectives p{font-size:12px}.objectives code{font-size:11px}.editor,.journal,.help{margin-top:20px}.instructions{padding:16px 20px;margin:0;font-size:12px}.rules-table input{width:100%;min-width:115px;font:12px ui-monospace,monospace;background:#0e1a25;border:1px solid #456077;border-radius:4px;padding:9px;color:var(--text)}.rules-table input[data-field=port]{min-width:60px;max-width:110px}.rules-table select{font-size:12px;padding:8px}.rules-table td{vertical-align:top}.rules-table td:first-child{width:40px}.rule-actions{white-space:nowrap}.rule-actions button{padding:7px 9px;margin-right:4px}.error{display:block;color:var(--red);font-size:12px;max-width:240px}.error:empty{display:none}[aria-invalid=true]{border-color:var(--red)!important}.tools{align-items:center}.tools label{font-size:12px}.tools select{margin-left:8px}.result{padding:16px 20px;border-top:1px solid var(--line)}#flag-area{padding:16px 20px;background:#17372f}#flag{font-size:20px;user-select:all}.journal small{display:block;color:var(--muted)}.help{padding:15px 20px}.help p{max-width:1100px;margin:12px 0;font-size:13px}summary{cursor:pointer}button:not(:disabled){cursor:pointer}button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--blue);outline-offset:3px}.flowtitles{display:flex;justify-content:space-between;font-size:10px;color:var(--muted);letter-spacing:1px;margin-bottom:16px}.flow-row{display:grid;grid-template-columns:170px minmax(60px,1fr) 108px minmax(60px,1fr) 170px;align-items:center;margin:13px 0;gap:0}.flow-node{padding:10px;background:#192b3a;border:1px solid #3a5062;border-radius:5px}.flow-node strong{display:block;font:12px ui-monospace,monospace}.flow-node small{display:block;color:var(--muted);font-size:11px}.gate{padding:11px 3px;text-align:center;border:1px solid #58748a;background:#24394b;font-size:11px;z-index:1}.gate small{display:block;color:var(--muted);font-size:10px}.flow-row .wire{min-width:30px}.flow-row .wire label{font-size:10px}.flow-row.blocked .wire.out{background:repeating-linear-gradient(90deg,#67424b 0px,#67424b 5px,transparent 5px,transparent 10px)}.flow-row.blocked .wire.out .packet{display:none}.flow-row.blocked .packet{background:var(--red)}.flow-row.blocked .gate{color:var(--red)}.flow-row.allowed .gate{color:var(--green)}.flow-row .packet{animation:arrive 4s linear infinite}.flow-row .out .packet{animation-name:leave}.flow-row:nth-child(even) .packet{animation-delay:-2s}.paused .packet{animation-play-state:paused}.diagram{min-height:320px}#flows>p{padding:85px 0;text-align:center}.empty{text-align:center;color:var(--muted);padding:24px}.journal td{font-size:12px}
@keyframes arrive{0%{left:0;opacity:0}10%{opacity:1}70%{left:calc(100% - 18px);opacity:1}82%,100%{left:calc(100% - 18px);opacity:0}}@keyframes leave{0%,48%{left:0;opacity:0}55%{opacity:1}95%{left:calc(100% - 18px);opacity:1}100%{left:calc(100% - 18px);opacity:0}}@media(prefers-reduced-motion:reduce){.flow-row .packet{animation:none;left:40%}}

.service-icon{width:22px;height:24px;flex-shrink:0;vertical-align:middle;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;color:var(--blue)}.objectives strong{display:flex;align-items:center;gap:8px}.service-title{display:flex;align-items:center;gap:6px;font-size:11px;margin-bottom:5px;color:var(--text)}.service-title .service-icon{width:19px;height:22px}.flow-row{grid-template-columns:170px minmax(50px,1fr) 108px minmax(50px,1fr) 180px}
/* Confort de lecture sur ordinateur. */
body{font-size:16px;min-width:1280px}main{width:calc(100% - 64px);max-width:1640px}h1{font-size:34px}h2{font-size:17px}.tag{font-size:13px}.eyebrow{font-size:13px}.top{grid-template-columns:minmax(820px,1fr) 360px;gap:24px}.panelhead{padding:18px 22px}.notice{padding:16px 20px}.diagram{padding:28px 24px 22px}.flowtitles{font-size:12px;margin-bottom:20px}.flow-row{grid-template-columns:185px minmax(50px,1fr) 118px minmax(50px,1fr) 200px;margin:18px 0}.flow-node{padding:14px 12px;min-height:92px}.flow-node strong{font-size:14px}.flow-node small{font-size:12px}.service-title{font-size:13px;margin-bottom:7px}.service-title .service-icon{width:22px;height:24px}.gate{font-size:13px;padding:16px 4px}.gate small{font-size:12px}.objectives{padding:10px 20px}.objectives>div{padding:16px 0}.objectives strong{font-size:14px}.objectives p{font-size:14px;margin:7px 0}.objectives code{font-size:13px}.footnote{font-size:13px;padding:16px 22px}.instructions{font-size:14px;padding:20px 22px}table,.journal td{font-size:14px}th{font-size:12px}td,th{padding:15px 14px}td code{font-size:13px}.rules-table input{font-size:14px;padding:11px}.rules-table select{font-size:14px;padding:10px}.rule-actions button{padding:9px 11px}.tools{padding:18px 22px}.tools label,.error{font-size:14px}.result{padding:20px 22px}.help{padding:18px 22px}.help p{font-size:15px}.journal small{font-size:13px}footer{font-size:13px}
/* Lisibilité renforcée des équipements et décisions dans l’animation. */
.flow-row{grid-template-columns:220px minmax(30px,1fr) 155px minmax(30px,1fr) 235px;margin:22px 0}.flow-node{padding:17px 15px;min-height:116px}.flow-node strong{font-size:18px;line-height:1.5}.flow-node small{font-size:16px;line-height:1.45;color:#bacbd8}.service-title{font-size:16px;line-height:1.4;margin-bottom:9px;gap:8px}.service-title .service-icon{width:25px;height:27px}.gate{font-size:16px;line-height:1.5;padding:19px 8px}.gate small{font-size:15px;line-height:1.45;color:#bacbd8}