:root{--bg:#07131f;--panel:#102537;--panel2:#192f41;--line:#315065;--gold:#e6bb66;--white:#f6f8f8;--muted:#a4b5c4;--cyan:#65cddd;--blue:#79adff;--green:#67d6aa;--amber:#f0b969}*{box-sizing:border-box}body{margin:0;background:var(--bg);font:15px/1.5 ui-sans-serif,system-ui,Segoe UI,Arial;color:var(--white)}header{display:flex;gap:20px;align-items:center;padding:14px 24px;border-bottom:2px solid #876b36;position:sticky;top:0;background:#06121e;z-index:50;flex-wrap:wrap}header img{width:62px;height:62px;object-fit:contain}.wordmark{font-weight:750;letter-spacing:2px;line-height:1.2;font-size:18px}.wordmark b{color:var(--gold)}.subtitle{color:var(--muted);font-size:12px;margin-top:5px}.tabs{display:flex;gap:7px;flex-wrap:wrap;margin-left:auto}.tabs button,.ctl{background:#172d40;border:1px solid #3f5a6d;border-radius:9px;color:var(--white);padding:10px 14px;cursor:pointer}.tabs button[aria-selected=true]{background:#493717;border-color:var(--gold);color:var(--gold)}button:hover{filter:brightness(1.17)}main{max-width:1500px;margin:auto;padding:24px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:15px;padding:20px;margin:16px 0}h1{font-size:28px;margin:0 0 4px}h2{font-size:21px;margin:0 0 12px}h3{font-size:16px;margin:0 0 7px;color:var(--gold)}p{margin:6px 0 10px}.sub{color:var(--muted)}.diagram{width:100%;height:auto;display:block;border:1px solid var(--line);background:#081724;border-radius:12px;margin:15px 0}.diagram-wrap{overflow:auto;max-height:850px;background:#081724;border:1px solid #335367;border-radius:12px}.diagram-wrap img{width:100%;min-width:980px;height:auto;display:block}.diagram-wrap.zoom img{width:190%;max-width:none}.legend{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}.pill{display:inline-flex;padding:4px 10px;border:1px solid #5b6670;border-radius:100px;color:#ccd8de;font-size:12px}.pill.P0{border-color:#56a88a;color:#78d0a9}.pill.P1{border-color:#ddaa59;color:#e6bb66}.pill.P2{border-color:#8398cf;color:#aab9f8}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:12px}.cap{border:1px solid #355267;background:#102638;border-radius:11px;padding:15px;cursor:pointer}.cap .line{display:flex;justify-content:space-between;gap:8px}.cap .id{color:var(--gold);font-size:13px;font-weight:700}.cap .mini{color:var(--muted);font-size:12px}.cap details{margin-top:10px}.cap summary{color:var(--cyan);cursor:pointer}input,select{padding:11px;background:#0f2436;border:1px solid #486178;border-radius:8px;color:var(--white);font:inherit;max-width:100%;width:100%}.controls{display:grid;grid-template-columns:1fr 250px;gap:10px;margin:12px 0 20px}.details-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:10px}.field{background:#162e42;padding:12px;border-radius:8px;font-size:13px}.field b{display:block;color:var(--gold);margin-bottom:5px}section.tab{display:none}section.tab.active{display:block}.node-row{border:1px solid #335166;background:#102537;border-radius:12px;padding:16px;margin-bottom:10px}.node-row .head{display:flex;align-items:center;justify-content:space-between;gap:12px}.node-row small{display:block;color:var(--muted)}.sector{font-size:13px;color:var(--gold)}footer{padding:20px;border-top:1px solid #344b5a;color:var(--muted);text-align:center}.connectors{display:grid;grid-template-columns:repeat(auto-fit,minmax(245px,1fr));gap:12px}.connector{background:#122b3e;border:1px solid #375367;border-radius:12px;padding:18px}.connector h3{margin:0 0 6px}.two{display:grid;grid-template-columns:1.2fr 1fr;gap:14px}@media(max-width:780px){main{padding:14px}.tabs{margin-left:0}.controls,.two{grid-template-columns:1fr}h1{font-size:24px}header{gap:12px}}

/* Externally presented architecture and partner positioning */
header{display:grid;grid-template-columns:minmax(250px,auto) minmax(195px,1fr);grid-template-rows:auto auto;gap:14px 26px;align-items:center;position:relative;padding:16px clamp(18px,3vw,48px);background:#071521;border-bottom:1px solid rgba(230,187,102,.46)}
.brand-lockup{display:flex;align-items:center;gap:15px;min-width:0}.brand-lockup img{width:70px;height:70px;filter:drop-shadow(0 0 4px #7d632634)}
.brand-copy{min-width:0}.wordmark{font-size:clamp(17px,1.35vw,22px);letter-spacing:2.2px;white-space:nowrap}.subtitle{color:#adbbc8;font-size:10px;letter-spacing:1.8px;margin-top:8px;white-space:nowrap}.subtitle span{color:var(--gold)}
.header-context{justify-self:end;text-align:right}.eyebrow{letter-spacing:2px;font-size:10px;font-weight:700;color:var(--gold)}.header-tagline{font-size:16px;font-weight:630;color:#edf1f3;margin-top:3px}
nav.tabs{grid-column:1/-1;display:flex;flex-wrap:wrap;margin:0;gap:7px;border-top:1px solid #2a3c48;padding-top:12px}.tabs button{font-size:13px;letter-spacing:.1px;border-color:#2e4556;background:#102536;padding:10px 16px;transition:background .18s}.tabs button[aria-selected=true]{background:#3b311e;border:1px solid var(--gold);color:#f4d797}
main{max-width:1540px}h1{font-size:clamp(26px,3vw,38px);line-height:1.18;letter-spacing:-.45px;margin-bottom:14px}h2{font-size:24px;line-height:1.26}p{line-height:1.65}.hero{position:relative;padding:clamp(24px,3vw,42px);background:linear-gradient(122deg,#10283a 0%,#0b1b2a 74%);border:1px solid #4b5d60;border-radius:18px;margin:10px 0 18px;overflow:hidden}.hero:after{content:"";position:absolute;width:340px;height:340px;right:-140px;top:-160px;background:radial-gradient(circle,#d2ad5830,transparent 67%);pointer-events:none}
.hero-kicker{color:var(--gold);font-size:11px;font-weight:750;letter-spacing:2.3px;margin-bottom:14px}.hero h1{max-width:950px;font-size:clamp(30px,4vw,54px);line-height:1.1;margin:0 0 16px}.hero p{font-size:17px;max-width:910px;color:#c7d5df;margin-bottom:16px}.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}.chip{display:inline-flex;align-items:center;gap:8px;border:1px solid #496073;background:#132d3f;color:#d7e6ee;border-radius:9px;padding:7px 12px;font-size:12px}.partner-feature{background:linear-gradient(135deg,#162736,#122332);border:1px solid #9e824f;border-radius:16px;padding:clamp(18px,2.6vw,32px);margin:18px 0}.partner-eyebrow{font-size:11px;color:#e9c67b;letter-spacing:1.6px;font-weight:750}.partner-feature h2{font-size:clamp(22px,2.5vw,32px);margin:8px 0}.partner-feature p{max-width:1120px;color:#dbe4e8;font-size:15px;line-height:1.75}.partner-feature .partner-note{font-size:12px;color:#b1bfc8;margin-top:12px}.keyline{height:1px;background:#4e4f47;margin:18px 0}.path{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:11px}.path .step{padding:16px;background:#0b1d2b;border:1px solid #3f5362;border-radius:12px;min-height:117px}.step-kicker{font-size:11px;color:#efca85;font-weight:750;letter-spacing:1px}.path strong{display:block;margin:7px 0;font-size:15px}.path span{font-size:12px;color:#b1c1cc}.trust-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin:18px 0}.trust-grid .panel{margin:0}.trust-grid .panel p{color:#cbd8e0}.quote{font-size:17px;line-height:1.75;color:#f3f0e7;border-left:3px solid #d9b46e;padding-left:19px;margin-top:18px}.readiness-legend{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.readiness-legend span{font-size:11px;padding:5px 9px;border:1px solid #4c6473;border-radius:7px;color:#bed0db}.section-intro{font-size:15px;color:#b7cbd8;max-width:960px}.emphasis{color:var(--gold)}.scope-panel{border:1px solid #394f62;background:#101f2d;border-radius:12px;padding:18px;margin-top:12px}.scope-panel strong{color:#fff}.scope-panel p{font-size:13px;color:#bbcad4}.diagram-wrap{max-height:800px}.panel{box-shadow:0 7px 18px rgba(0,0,0,.07)}
@media(max-width:900px){header{grid-template-columns:1fr}.header-context{justify-self:start;text-align:left}.path{grid-template-columns:repeat(2,1fr)}.trust-grid{grid-template-columns:1fr}.tabs button{font-size:12px;padding:9px 12px}}
@media(max-width:550px){header{padding:14px}.brand-lockup img{width:58px;height:58px}.wordmark{font-size:16px}.subtitle{letter-spacing:.8px;font-size:9px}.header-context{display:none}.path{grid-template-columns:1fr}.hero{padding:21px}.hero p{font-size:15px}.tabs{gap:6px!important}.tabs button{flex:1 1 44%;padding:10px 9px}main{padding:14px}.panel{padding:16px}h2{font-size:21px}}

/* Agency-friendly briefing and contact controls */
.hero-buttons{display:flex;flex-wrap:wrap;gap:9px;margin:18px 0 4px}.hero-buttons button{min-width:190px}
.recipient-brief{background:#102536;border:1px solid #405f74;border-radius:16px;padding:clamp(18px,2.2vw,28px);margin:18px 0 24px}
.recipient-brief-head{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.recipient-brief-head h2{font-size:clamp(20px,2vw,27px);margin:6px 0 8px}
.recipient-brief-actions{display:flex;gap:9px;flex-wrap:wrap}
.recipient-brief-actions a{text-decoration:none;display:inline-flex;align-items:center;justify-content:center}
.ctl.primary{border-color:#d4a85f;background:#5d461e;color:#fff3d5;font-weight:700}
.ctl.outline-link{background:transparent;border-color:#5d7788}
.brief-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:16px 0}
.brief-steps>div{border:1px solid #35556a;background:#0a1d2b;border-radius:11px;padding:15px}
.brief-steps strong{color:#f0cd85;font-size:14px}
.brief-steps p{font-size:13px;color:#c5d5df;line-height:1.6;margin:8px 0 0}
.brief-caveat{font-size:12px;color:#adbdc8;margin:14px 0 0}
.quiet-link{color:#eccb89;text-underline-offset:3px}
@media(max-width:850px){.hero-buttons button{flex:1 1 auto}.brief-steps{grid-template-columns:1fr}.recipient-brief-actions{width:100%}.recipient-brief-actions>*{flex:1}}

/* Readable architecture diagrams: zoom, pan and full-screen viewing */
.diagram-toolbar{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-bottom:10px}
.diagram-title{font-size:15px;font-weight:750;color:#f6f8f8;display:flex;gap:7px;flex-direction:column}
.diagram-hint{font-size:12px;font-weight:450;color:var(--muted)}
.diagram-actions{display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.zoom-readout{min-width:52px;text-align:center;font-variant-numeric:tabular-nums;color:#f5dc9f;font-size:13px;font-weight:750}
.diagram-actions .ctl{min-height:39px;white-space:nowrap}
.diagram-actions .zoom-btn{padding:5px 10px;min-width:38px;font-weight:700;font-size:19px}
.diagram-actions .zoom-full{background:#54401d;border-color:#c59c58;color:#ffe4a8;font-weight:750}
.diagram-actions .zoom-fit{border-color:#526b7b}
.diagram-actions .zoom-close{border-color:#c59c58;color:#ffe5b4}
.diagram-wrap{overflow:auto;max-height:none;height:clamp(390px,63vh,760px);background:#081724;border:1px solid #335367;border-radius:12px;cursor:grab;overscroll-behavior:contain;scrollbar-color:#6e8698 #102233;scrollbar-width:thin;touch-action:pan-x pan-y}
.diagram-wrap.is-dragging{cursor:grabbing;user-select:none}
.diagram-wrap img,.diagram-wrap.zoom img{display:block;width:100%;max-width:none;min-width:0;height:auto;user-select:none;-webkit-user-select:none;-webkit-user-drag:none;pointer-events:none}
.sector-config-wide{margin:16px 0}
.sector-config-wide>.panel{max-width:none;margin:0}
.diagram-modal[hidden]{display:none!important}
.diagram-modal{position:fixed;inset:0;z-index:1000;background:#06121e;display:flex;flex-direction:column;padding:12px;gap:9px}
.diagram-modal-open{overflow:hidden}
.diagram-modal-header{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;border:1px solid #38596c;background:#102537;border-radius:12px;padding:12px 16px}
.diagram-modal-heading{display:flex;flex-direction:column;gap:2px}
.diagram-modal-heading strong{color:var(--gold);font-size:17px}
.diagram-modal-heading span{color:#b2c4d2;font-size:12px}
.diagram-modal-canvas{height:auto;max-height:none;min-height:0;flex:1;width:100%;margin:0}
@media(max-width:750px){.diagram-toolbar{align-items:stretch}.diagram-actions{width:100%;justify-content:space-between}.diagram-actions .ctl{flex:1;padding:8px}.diagram-actions .zoom-btn{flex:0 0 44px}.zoom-readout{min-width:49px}.diagram-wrap{height:56vh;min-height:340px}.diagram-modal{padding:6px}.diagram-modal-header{padding:9px}.diagram-modal-heading span{font-size:11px}.diagram-modal-canvas{height:auto;min-height:0}.diagram-modal-header .diagram-actions .ctl{font-size:12px}}

/* Usability and reduced-motion refinements */
:focus-visible{outline:3px solid var(--gold);outline-offset:3px}
.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}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}


/* === Public safety briefing visual refinement: consistent visual rhythm === */
:root{--surface-1:#0c1e2c;--surface-2:#10283a;--surface-hover:#18384b;--edge-soft:#314d5e;--focus-gold:#f0c67b}
html{scroll-behavior:smooth}
body{background:radial-gradient(ellipse 980px 540px at 80% 3%,rgba(29,65,83,.13),transparent 75%),var(--bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
header{gap:14px 24px;border-bottom-color:rgba(230,187,102,.32)}
.brand-lockup{gap:14px}
nav.tabs{gap:8px;padding-top:15px}
.tabs button{background:#112738;border:1px solid #365065;border-radius:10px;color:#c9d7e1;font-weight:590;min-height:42px;padding:9px 15px;box-shadow:none}
.tabs button:hover{background:#1a3548;color:#fff}
.tabs button[aria-selected=true]{background:#2a2a26;border-color:#d8ad62;color:#ffe3aa;box-shadow:inset 0 0 0 1px rgba(230,187,102,.16)}
main{padding-top:28px;padding-bottom:46px}
.hero{border:1px solid #405969;box-shadow:0 10px 34px rgba(0,0,0,.12)}
.hero h1{letter-spacing:-.025em;text-wrap:balance}
.hero p{color:#c8d8e3;line-height:1.75}
.hero-buttons{gap:11px;margin:23px 0 6px}
.hero-buttons .ctl{min-height:43px}
.chips{gap:9px;margin-top:23px}
.chip{padding:7px 12px;background:#112b3d;border-color:#3b5b6c}
.panel,.recipient-brief,.partner-feature{box-shadow:0 9px 28px rgba(0,0,0,.1)}
.panel{background:#102637;border:1px solid #375469;padding:clamp(17px,2vw,25px)}
.recipient-brief{background:linear-gradient(125deg,#102a3c,#0b1c2b);border-color:#436479}
.partner-feature{background:linear-gradient(135deg,#172c3d,#102331);border-color:#947649}
.recipient-brief-head{align-items:start}
h1,h2,h3{letter-spacing:-.013em}
h2{line-height:1.27}
.ctl{transition:background .16s ease,border-color .16s ease,color .16s ease,box-shadow .16s ease;min-height:40px}
.ctl:focus-visible,.tabs button:focus-visible{outline:2px solid #edca8d;outline-offset:3px}
.ctl.primary{background:#614820;border-color:#d5a964;color:#ffefcf}
.ctl.primary:hover{background:#765625}
.diagram-toolbar{padding:2px 0 15px;align-items:center;gap:14px}
.diagram-title{font-size:17px;letter-spacing:-.01em;gap:4px}
.diagram-hint{font-size:12px;color:#b0c3d0;letter-spacing:0}
.diagram-actions{gap:8px}
.diagram-actions .ctl{background:#172f42;border:1px solid #49647a;border-radius:8px;color:#e7f0f7;min-height:40px}
.diagram-actions .zoom-full{background:#493719;border-color:#d0a45d;color:#ffe8b2}
.diagram-actions .zoom-btn{font-weight:650}
.zoom-readout{font-size:13px;color:#f5d99b;background:#091d2b;border:1px solid #365267;border-radius:8px;padding:9px 5px;min-width:58px}
.diagram-wrap{background:#071723;border:1px solid #38576b;border-radius:12px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.02)}
.diagram-modal-header{border-color:#48657b}
.diagram-modal-canvas{border-color:#476275}
.cap,.connector,.node-row{transition:border-color .16s ease,background .16s ease}
.cap:hover,.connector:hover,.node-row:hover{border-color:#57758b}
.cap{background:#102839;border-color:#38576b;cursor:default}
.cap summary{color:#8ee2ec}
.cap summary:focus-visible{outline:2px solid var(--gold);outline-offset:4px}
.controls{grid-template-columns:minmax(0,1fr) minmax(190px,260px);gap:11px}
.controls input,.controls select{min-height:45px;border-color:#46657a;background:#0b2131}
.controls input:focus,.controls select:focus{outline:2px solid rgba(230,187,102,.75);outline-offset:1px}
.field{border:1px solid #294b62}
footer{border-top-color:#2d4556}
@media(max-width:900px){.controls{grid-template-columns:1fr}}
@media(max-width:650px){
 header{padding:15px 14px 12px}
 nav.tabs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}
 nav.tabs button{min-width:0;min-height:42px;padding:9px 8px;font-size:12px;line-height:1.3}
 main{padding:17px 13px 36px}
 .hero{margin-top:3px;padding:22px 20px}
 .hero h1{font-size:clamp(28px,7.9vw,35px);line-height:1.14}
 .hero p{font-size:15px;line-height:1.72}
 .hero-buttons{gap:9px}
 .hero-buttons .ctl{width:100%;min-width:0}
 .chip{font-size:12px}
 .panel{padding:17px}
 .recipient-brief{padding:19px}
 .recipient-brief-actions .ctl{min-width:0;white-space:normal;text-align:center}
 .diagram-toolbar{padding-bottom:12px;gap:12px}
 .diagram-title{font-size:16px}
 .diagram-actions{display:flex;flex-wrap:wrap;gap:7px;justify-content:flex-start}
 .diagram-actions .ctl{flex:0 0 auto;min-width:0;padding:8px 10px;min-height:40px}
 .diagram-actions .zoom-btn{min-width:40px}
 .diagram-actions .zoom-full{flex:1 1 135px}
 .zoom-readout{min-width:52px;padding:8px 4px}
 .diagram-wrap{height:53vh;min-height:330px}
 .diagram-modal{padding:7px}
 .diagram-modal-header{gap:10px}
 .diagram-modal .diagram-actions .ctl{min-height:36px}
 .grid{grid-template-columns:minmax(0,1fr)}
 .connectors{grid-template-columns:minmax(0,1fr)}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.diagram-actions .zoom-source{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;white-space:nowrap;background:transparent;color:#bad3e3;border-color:#466276;font-size:12px}
.diagram-actions .zoom-source:hover{background:#1b3445;color:#fff}
@media(max-width:650px){.diagram-actions .zoom-source{flex:1 1 100px}}