/* HOPE Horizon R3. Scoped additions; existing product and Field Note styling stays intact. */
.horizon-bridge,.horizon-page{--hz-cyan:#78dbff;--hz-violet:#c3a4ff;--hz-ink:#edf5ff;--hz-soft:#b9cbdb;--hz-line:#274c66;--hz-panel:#07131f}
.horizon-bridge{position:relative;isolation:isolate;margin:46px 0 0;padding:35px;border:1px solid #33537b;border-radius:22px;background:radial-gradient(ellipse at 90% 0,#50319a22,transparent 57%),#07101b;scroll-margin-top:120px}
.hz-bridge-head{display:grid;grid-template-columns:1fr 1fr;gap:35px;align-items:end;margin-bottom:28px}.hz-bridge-head h2{font-size:clamp(28px,3.2vw,43px);font-weight:530;line-height:1.14;letter-spacing:-.04em;margin:0}.hz-bridge-head h2 span{color:var(--hz-cyan)}.hz-bridge-head>p{font-size:15px;line-height:1.75;color:var(--hz-soft);margin:0}.hz-bridge-head .hope-kicker{margin-bottom:16px}
.hz-bridge-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.hz-bridge-card{display:flex;flex-direction:column;text-decoration:none;padding:26px;border:1px solid #315a78;border-radius:15px;background:linear-gradient(140deg,#10283b88,#060f18);min-width:0;transition:border-color .2s,background .2s}.hz-bridge-card:hover{border-color:#78dbff;background:#0d2435}.hz-bridge-card:focus-visible{outline:2px solid #d5f5ff;outline-offset:5px}.hz-card-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;color:#a5c8df;font-size:9px;line-height:1.6;letter-spacing:.1em}.hz-card-symbol{font:400 clamp(26px,3vw,40px)/1.2 ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--hz-cyan);margin:35px 0 26px;letter-spacing:-.05em}.hz-card-symbol span{color:#587693;margin:0 8px}.hz-symbol-words{font-size:clamp(12px,1.3vw,18px);letter-spacing:.08em;margin:43px 0 35px;white-space:normal}.hz-bridge-card h3{font-size:clamp(27px,2.6vw,36px);line-height:1.12;letter-spacing:-.04em;font-weight:540;margin:0 0 18px}.hz-bridge-card p{font-size:14px;color:var(--hz-soft);line-height:1.75;margin:0 0 28px}.hz-card-link{margin-top:auto;display:flex;justify-content:space-between;gap:20px;align-items:center;color:var(--hz-cyan);font-size:13px;font-weight:550}.hz-violet{border-color:#554579;background:linear-gradient(140deg,#21182f,#090f1b)}.hz-violet .hz-card-symbol,.hz-violet .hz-card-link{color:var(--hz-violet)}.hz-violet:hover{border-color:#c3a4ff;background:#1b1830}
.horizon-page .wrap{width:min(1200px,calc(100% - 72px))}.hz-breadcrumb{display:flex;gap:13px;flex-wrap:wrap;align-items:center;margin:28px 0 0;color:#869fb4;font-size:11px;letter-spacing:.04em}.hz-breadcrumb a{color:#b9d3e6;text-decoration:none}.hz-breadcrumb a:hover{text-decoration:underline}
.hz-hero{display:grid;grid-template-columns:1.5fr .8fr;gap:20px;align-items:center;padding:64px 0 50px;position:relative;isolation:isolate}.hz-hero h1{font-size:clamp(42px,5.6vw,72px);font-weight:540;letter-spacing:-.055em;line-height:1.075;margin:0 0 26px}.hz-hero h1 span{color:#9ddfff}.hz-hero-stand{color:#d9e8f7;font-size:clamp(18px,1.9vw,24px);line-height:1.55;letter-spacing:-.02em;margin:0 0 20px}.hz-hero-lead{font-size:15px;color:var(--hz-soft);line-height:1.7}.hz-meta{font-size:10px;color:#97aec2;line-height:1.7;margin:24px 0 0}.hz-hero .hope-kicker{font-size:9px}.hz-event-horizon{height:350px;position:relative;isolation:isolate;display:grid;place-items:center;max-width:400px;width:100%;justify-self:center}.hz-dark-core{position:absolute;inset:16%;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle,#03070e 44%,#0c1427 59%,#392753 65%,#adcaff 67%,#235787 69%,transparent 72%);box-shadow:0 0 30px #9476ff25,0 0 60px #2999eb15;transform:rotate(-18deg)}.hz-dark-core span{font:300 94px/1 ui-sans-serif,system-ui,sans-serif;color:#e1edff;text-shadow:0 0 22px #78b3ff70;transform:rotate(18deg)}.hz-orbit{position:absolute;inset:6%;border:1px solid #91cfff77;border-radius:50%;transform:rotate(-27deg) scaleY(.36);box-shadow:0 0 15px #8dd4ff22;z-index:1}.hz-orbit-two{transform:rotate(42deg) scaleY(.5);border-color:#ad8ded55;inset:11%}.hz-orbit-word{position:absolute;font-size:8px;letter-spacing:.2em;color:#91b5d2}.hz-word-one{left:10%;top:9%}.hz-word-two{right:3%;top:43%}.hz-word-three{bottom:10%;left:17%}
.hz-reader-key{display:flex;gap:18px;justify-content:space-between;flex-wrap:wrap;border-block:1px solid #244358;padding:20px 0;margin:0 0 48px;font-size:11px;color:#b2c8d9;line-height:1.65}.hz-reader-key b{color:#7cd9ff;margin-right:7px}
.hz-challenge{border:1px solid #285575;border-radius:24px;padding:35px;margin:0 0 42px;background:linear-gradient(135deg,#0a1d2d88,#050e17 45%);scroll-margin-top:105px}.hz-challenge-head h2{font-size:clamp(36px,4.1vw,56px);line-height:1.1;letter-spacing:-.045em;font-weight:530;margin:27px 0 20px}.hz-challenge-head h2 span{color:#7dd8ff}.hz-challenge-head>p{font-size:15px;color:var(--hz-soft);max-width:850px;line-height:1.8}.hz-challenge-head .hz-lead{font-size:21px;line-height:1.55;color:#e3effb;letter-spacing:-.02em}.hz-status{display:inline-block;padding:6px 10px;border:1px solid #38637d;border-radius:24px;color:#a4dced;font-size:8px;line-height:1.6;letter-spacing:.1em;white-space:normal}.hz-ref{font-size:11px;color:#87d6fa;text-decoration:none;white-space:nowrap}.hz-rule-grid{display:grid;grid-template-columns:1fr 1fr 1.12fr;gap:15px;margin:28px 0}.hz-rule-grid>div{border:1px solid #264960;border-radius:12px;padding:23px;background:#0b203033}.hz-rule-grid span{display:block;color:#a4bbcc;font-size:9px;letter-spacing:.16em;margin-bottom:13px}.hz-rule-grid strong{color:#8ddbfb;font:400 clamp(30px,3vw,42px)/1.2 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:-.06em}.hz-rule-grid p{color:#b7cada;font-size:13px;margin:12px 0 0}.hz-rule-question{border-color:#444b75!important}
.hz-explorer,.hz-check-lab{border:1px solid #2b5571;border-radius:16px;background:#05131d;padding:27px;margin:25px 0}.hz-section-top{display:flex;gap:20px;justify-content:space-between;align-items:flex-start;flex-wrap:wrap}.hz-section-top .hope-kicker{margin:0 0 12px;font-size:9px}.hz-section-top h3,.hz-panel h3,.hz-sources h3{font-size:clamp(23px,2.4vw,31px);font-weight:550;letter-spacing:-.035em;line-height:1.18;margin:0 0 17px}.hz-explorer>p,.hz-panel p,.hz-sources p,.hz-check-lab>p{font-size:14px;line-height:1.8;color:var(--hz-soft)}.hz-calculator-controls{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(135px,.65fr) auto;gap:14px;align-items:end;margin-top:25px}.hz-calculator-controls label{font-size:12px;display:block;color:#d8e9f6;margin-bottom:9px}.hz-calculator-controls input,.hz-calculator-controls select{width:100%;min-width:0;min-height:49px;border:1px solid #3b5a70;border-radius:8px;background:#060e18;color:#e8f3ff;padding:11px 13px;font-size:15px}.hz-calculator-controls input:focus-visible,.hz-calculator-controls select:focus-visible,.horizon-page button:focus-visible,.horizon-page summary:focus-visible{outline:2px solid #b5edff;outline-offset:4px}.hz-calculator-controls button{min-width:0}.hz-help{font-size:11px!important;color:#98b2c6!important;line-height:1.75!important;margin:13px 0}.hz-error{background:#421c2933;color:#ffb4bd!important;border-left:2px solid #f6a3ae;padding:13px;font-size:13px!important}.hz-presets{display:flex;align-items:center;gap:10px;flex-wrap:wrap;color:#9eb9cd;font-size:11px;margin:18px 0}.hz-presets button{min-width:42px;min-height:38px;color:#c4eaff;background:#0a253b;border:1px solid #325873;border-radius:8px;font-size:12px;padding:7px 12px}.hz-presets button:hover{border-color:#8de6ff}.hz-empty{border:1px dashed #2c4b61;border-radius:10px;padding:23px;color:#8ed9ff;font-size:18px;line-height:1.8;margin-top:22px}.hz-empty p{font-size:12px;color:#9fbbcc;margin:10px 0 0}.hz-result-status{font-size:15px!important;line-height:1.8;color:#a1ecdb!important;border-top:1px solid #254558;padding-top:20px;margin:22px 0}.hz-result-status[data-limited="true"]{color:#f3d28e!important}.hz-metrics{display:grid;grid-template-columns:.9fr .65fr 1.45fr;gap:16px;margin:20px 0}.hz-metrics>div{background:#0c1c2b;border:1px solid #29475e;padding:18px;border-radius:10px;min-width:0}.hz-metrics span{font-size:8px;letter-spacing:.12em;color:#a4bed1;display:block;margin-bottom:10px}.hz-metrics strong{display:block;overflow-wrap:anywhere;font:500 clamp(18px,2.1vw,25px)/1.5 ui-monospace,SFMono-Regular,Menlo,monospace;color:#edf8ff}.hz-plot{background:linear-gradient(180deg,#0b223755,#06121c);border:1px solid #25475e;border-radius:12px;padding:9px 4px;overflow:hidden}.hz-plot svg{display:block;width:100%;height:auto;min-height:120px}.hz-chart-line{stroke:#77d7ff;stroke-width:2;stroke-linejoin:round;fill:none}.hz-chart-grid{stroke:#45677e66;stroke-width:1}.hz-chart-dot{fill:#c5eeff}.hz-chart-label{fill:#aac5d9;font:12px system-ui,sans-serif}
.hz-details{border:1px solid #2b465c;border-radius:11px;margin-top:20px;background:#0c1d2a55;overflow:hidden}.hz-details summary{cursor:pointer;color:#dbebf8;font-size:13px;font-weight:550;padding:18px 20px}.hz-details>div,.hz-details>p{margin:0;padding:0 20px 18px}.hz-details p{color:var(--hz-soft);font-size:14px;line-height:1.8}.hz-exact-trace{font:12px/1.95 ui-monospace,SFMono-Regular,Menlo,monospace!important;overflow-wrap:anywhere;max-height:250px;overflow:auto}.hz-two-col{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:24px}.hz-panel{border:1px solid #28485f;border-radius:13px;padding:25px;min-width:0;background:linear-gradient(130deg,#0b1c2b77,#080f18)}.hz-panel .hope-kicker{font-size:9px;margin-bottom:16px}.hz-panel p:last-child{margin-bottom:0}.hz-formula{font:14px/1.8 ui-monospace,Menlo,monospace!important;color:#87d7ff!important;background:#091d2b;padding:13px;border-radius:8px;overflow-wrap:anywhere}.hz-sources{margin-top:28px;padding-top:26px;border-top:1px solid #274155;scroll-margin-top:110px}.hz-sources .hope-kicker{font-size:9px;margin-bottom:14px}.hz-sources .hope-source{display:flex;align-items:center;gap:12px;margin:12px 0;font-size:12px;line-height:1.8;overflow-wrap:anywhere;max-width:100%}.hz-between{text-align:center;padding:13px 15px 53px}.hz-between>span{color:#4e7393;letter-spacing:.16em;font-size:10px}.hz-between p{font-size:clamp(18px,2.4vw,27px);color:#97b1c8;line-height:1.6;letter-spacing:-.02em}.hz-between strong{color:#e0eaff;font-weight:500}
.hz-expert{border-color:#67558e;background:radial-gradient(ellipse at 100% 0,#61499d29,transparent 31%),linear-gradient(140deg,#101628,#060e17 38%)}.hz-expert .hz-challenge-head h2{font-size:clamp(31px,3.7vw,50px)}.hz-expert .hz-challenge-head h2 span{color:var(--hz-violet)}.hz-expert-question{font-size:clamp(21px,2.35vw,29px)!important;color:#e2d8fb!important;line-height:1.45!important;letter-spacing:-.02em}.hz-expert .hz-status{border-color:#6d5a93;color:#d4bfff}.hz-expert-callout{margin:30px 0;padding:29px;border-left:2px solid #b896ff;background:linear-gradient(90deg,#35295755,transparent);border-radius:0 10px 10px 0}.hz-expert-callout>span{color:#c4a9f7;font-size:9px;letter-spacing:.18em}.hz-expert-callout p{font-size:clamp(20px,2.35vw,29px);line-height:1.5;letter-spacing:-.025em;color:#bfcbe3;margin:14px 0 0}.hz-expert-callout strong{color:#ebdeff;font-weight:550}.hz-check-lab{border-color:#474764;margin:25px 0;background:#07101b}.hz-route-controls{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0 25px}.hz-route-controls button{padding:12px 15px;border:1px solid #465871;border-radius:9px;background:#0b1a2a;color:#c0d4e6;font-size:12px;line-height:1.6}.hz-route-controls button[aria-pressed="true"]{border-color:#b79bf2;background:#392954;color:#faf3ff}.hz-chain{display:grid;grid-template-columns:1fr 20px 1fr 20px 1fr;gap:12px;align-items:stretch}.hz-chain>div{border:1px solid #4e486a;border-radius:12px;background:#181b2d;padding:21px;min-width:0}.hz-chain>div>span{display:block;font-size:8px;letter-spacing:.13em;color:#acb6d5;margin-bottom:14px}.hz-chain strong{font-size:18px;line-height:1.4;color:#d6bcff;letter-spacing:-.02em;font-weight:550}.hz-chain p{font-size:12px;color:#b3c7dc;line-height:1.7}.hz-chain-arrow{color:#7f93bf;align-self:center;text-align:center;font-size:21px}.hz-chain[data-route="certificate"]>div:nth-of-type(2),.hz-chain[data-route="measurement"]>div:nth-of-type(2){border-color:#408b86;background:#11303333}.hz-chain[data-route="certificate"]>div:nth-of-type(2)>strong,.hz-chain[data-route="measurement"]>div:nth-of-type(2)>strong{color:#9fe2d4}.hz-route-summary{margin-top:20px;padding-top:15px;border-top:1px solid #38435c;min-height:120px}.hz-route-summary p{font-size:13px;line-height:1.85;color:#bacde0}.hz-route-summary b{color:#e2ebf8}.hz-closing-quote{margin:40px 0 0;text-align:center;padding:14px 8px 5px}.hz-closing-quote>span{font-size:50px;color:#ac94df;line-height:1}.hz-closing-quote p{font-size:clamp(19px,2.35vw,27px);line-height:1.6;color:#b6c8df;letter-spacing:-.03em;margin:12px 0 23px}.hz-closing-quote strong{font-weight:540;color:#e8e1fb}.hz-closing-quote cite{font-style:normal;color:#b6a4d9;font-size:9px;letter-spacing:.15em}.hz-invitation{display:grid;grid-template-columns:1.2fr .8fr;align-items:center;gap:40px;padding:35px;border:1px solid #385372;border-radius:20px;background:#0b1b2c66;margin:45px 0 40px}.hz-invitation h2{font-size:clamp(29px,3.2vw,41px);font-weight:530;line-height:1.16;letter-spacing:-.04em;margin:0 0 20px}.hz-invitation h2 span{color:#99d9f9}.hz-invitation p{font-size:14px;line-height:1.8;color:var(--hz-soft)}.hz-invitation .hope-button{display:flex}.hz-methods{padding:20px 0 48px;border-top:1px solid #223d53}.hz-methods p{font-size:12px;color:#a0b8cb;line-height:1.8;max-width:1000px}.hz-methods .hope-kicker{font-size:9px;margin:0 0 12px}
.horizon-page [hidden]{display:none!important}
@media(max-width:1050px){.hz-hero{grid-template-columns:1.5fr .65fr}.hz-event-horizon{height:270px}.hz-dark-core span{font-size:68px}.hz-chain{gap:7px;grid-template-columns:1fr 15px 1fr 15px 1fr}.hz-chain>div{padding:17px}.hz-chain strong{font-size:16px}.hz-calculator-controls{grid-template-columns:minmax(0,1fr) 135px}.hz-calculator-controls>button{grid-column:1/-1}.hz-challenge{padding:28px}.hz-rule-grid strong{font-size:31px}}
@media(max-width:760px){.horizon-page .wrap{width:calc(100% - 38px)}.hz-hero{grid-template-columns:1fr;padding:40px 0 28px}.hz-event-horizon{display:none}.hz-reader-key{display:grid;gap:9px;margin-bottom:30px}.hz-challenge{padding:24px 19px;border-radius:18px}.hz-bridge-head{grid-template-columns:1fr;gap:15px}.horizon-bridge{padding:25px 21px}.hz-bridge-grid{grid-template-columns:1fr}.hz-bridge-card{padding:24px}.hz-card-symbol{font-size:33px;margin:26px 0 22px}.hz-symbol-words{font-size:15px}.hz-two-col{grid-template-columns:1fr}.hz-rule-grid{gap:9px;grid-template-columns:1fr 1fr}.hz-rule-grid>div{padding:18px}.hz-rule-grid>.hz-rule-question{grid-column:1/-1}.hz-rule-question strong{font-size:30px}.hz-explorer,.hz-check-lab{padding:22px 17px}.hz-metrics{grid-template-columns:1fr 1fr;gap:10px}.hz-metrics>div:last-child{grid-column:1/-1}.hz-metrics strong{font-size:23px}.hz-chain{grid-template-columns:1fr;gap:7px}.hz-chain-arrow{transform:rotate(90deg);padding:0;height:24px}.hz-chain>div{padding:20px}.hz-chain strong{font-size:19px}.hz-route-summary{min-height:0}.hz-route-controls{flex-direction:column}.hz-route-controls button{text-align:left;min-height:45px}.hz-invitation{grid-template-columns:1fr;padding:26px 21px;gap:23px}.hz-challenge-head h2{font-size:39px}.hz-challenge-head .hz-lead{font-size:19px}.hz-challenge-head>p{font-size:14px}.hz-panel{padding:24px}.hz-expert .hz-challenge-head h2{font-size:35px}.hz-expert-callout{padding:24px 19px}.hz-expert-callout br{display:none}.hz-closing-quote br{display:none}.hz-empty{padding:18px;font-size:16px}.hz-breadcrumb{font-size:10px}.hz-hero .hope-actions{align-items:stretch}.hz-hero .hope-button{font-size:12px;gap:14px}.hz-between{padding-bottom:33px}}
@media(max-width:400px){.horizon-page .wrap{width:calc(100% - 26px)}.hz-hero h1{font-size:39px}.hz-challenge-head h2{font-size:34px}.hz-expert .hz-challenge-head h2{font-size:30px}.hz-calculator-controls{grid-template-columns:1fr}.hz-calculator-controls>button{grid-column:auto}.hz-card-meta{font-size:8px}.hz-rule-grid strong{font-size:27px}.hz-metrics>div{padding:14px}.hz-bridge-card h3{font-size:28px}.hz-bridge-card{padding:20px}.hz-symbol-words{font-size:12px}.hz-hero .hope-button{width:100%}.hz-section-top .hz-status{font-size:7px}}
@media(prefers-reduced-motion:reduce){.hz-bridge-card{transition:none}}