:root{--bg:#f5f5ef;--ink:#1d2923;--muted:#6c746e;--gold:#d6b466;--dark:#17251e;--line:#dcded4}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--ink);font-family:Arial,Helvetica,sans-serif;-webkit-font-smoothing:antialiased}button,a,summary{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #ac812c;outline-offset:5px}.wrap{max-width:1240px;margin:auto;padding-left:40px;padding-right:40px}header{max-width:1320px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:27px 40px;border-bottom:1px solid var(--line)}.brand{display:flex;gap:10px;align-items:center}.brand img{width:43px;height:43px;border-radius:10px}.brand>span{font-size:25px;letter-spacing:4px;font-weight:700}.brand small{display:block;font-size:7px;letter-spacing:1.5px;margin-top:4px}nav{display:flex;gap:32px;font-size:13px}nav a:hover,.text-link:hover{color:#a17a32}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:30px;padding:17px 22px;background:var(--dark);color:white;border:0;border-radius:5px;font-size:13px;font-weight:600;transition:transform .2s,background .2s}.button:hover{transform:translateY(-3px);background:#314639}.button.small{padding:13px 17px}.button span{font-size:20px}.gold{background:var(--gold);color:var(--dark)}.gold:hover{background:#e4c983}.hero{display:grid;grid-template-columns:1.15fr 1fr;align-items:center;min-height:650px;gap:15px;padding-top:60px;padding-bottom:55px}.eyebrow{font-size:10px;letter-spacing:2px;font-weight:600;display:flex;align-items:center;gap:10px}.dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--gold)}h1{font-size:clamp(46px,5.8vw,77px);line-height:1.07;letter-spacing:-4px;font-weight:500;margin:30px 0}h1 em{font-family:Georgia,serif;font-weight:400;color:#63816b}.intro{font-size:16px;line-height:1.8;max-width:420px;color:var(--muted)}.actions{display:flex;align-items:center;gap:28px;margin-top:30px}.text-link{background:none;border:0;font-size:12px;padding:0}.hero-note{font-size:8px;letter-spacing:1.6px;margin-top:65px;color:var(--muted)}.hero-note span{color:#9c7d43;margin-right:14px}.structure{position:relative;height:510px;background:radial-gradient(ellipse at 50% 60%,#dce4d8 0%,transparent 65%);overflow:hidden}.orb{position:absolute;width:340px;height:340px;border:1px solid #ccd3c5;border-radius:50%;left:50%;top:45%;transform:translate(-50%,-50%)}.orb:after{content:'';position:absolute;inset:30px;border-radius:50%;border:1px dashed #d3d8cb}.blueprint{position:absolute;left:48%;top:53%;width:250px;height:300px;transform:translate(-50%,-50%) rotate(-7deg);animation:float 9s ease-in-out infinite}.tower{position:absolute;border:1px solid #728670;background:repeating-linear-gradient(0deg,transparent 0 26px,#8e9e8529 27px 28px),repeating-linear-gradient(90deg,#e2e8d947 0 26px,#71826e55 27px 28px);box-shadow:18px 18px 0 -1px #d4deca,18px 18px 0 0 #8a9c82;transform:skewY(-16deg)}.tower-main{width:115px;height:260px;bottom:25px;left:75px}.tower-back{width:85px;height:195px;bottom:60px;left:0;opacity:.6}.tower-side{width:90px;height:125px;bottom:0;left:175px}.tower-main:after{content:'';position:absolute;inset:0;background:linear-gradient(60deg,transparent 48.8%,#ab934c 49%,#ab934c 49.6%,transparent 50%),linear-gradient(-60deg,transparent 48.8%,#ab934c 49%,#ab934c 49.6%,transparent 50%)}.ground{position:absolute;width:390px;height:130px;bottom:-90px;left:-50px;border:1px solid #a9b89e;transform:rotate(-18deg) skewX(45deg);background:repeating-linear-gradient(0deg,transparent 0 24px,#9bab8f33 25px 26px),repeating-linear-gradient(90deg,transparent 0 24px,#9bab8f33 25px 26px)}.drawing-label{position:absolute;font-family:monospace;font-size:8px;letter-spacing:2px;color:#768471}.top-label{top:40px;left:25px}.bottom-label{bottom:15px;right:10px}.floating-tag{position:absolute;bottom:100px;left:15px;padding:16px 18px;background:#ffffffe6;border:1px solid white;box-shadow:0 8px 35px #35482a12;border-radius:6px;font-size:11px;display:flex;align-items:center;gap:10px;animation:float 7s ease-in-out infinite}.integration-band{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:26px;padding-bottom:26px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.integration-band span{font-size:9px;letter-spacing:1px;color:var(--muted)}.integration-band strong{font-size:20px;letter-spacing:2px}.integration-band i{color:#9aa18f;font-style:normal}.section{padding-top:100px;padding-bottom:100px}h2{font-size:clamp(32px,4vw,48px);font-weight:500;letter-spacing:-1.8px;line-height:1.13;margin:20px 0}h3{font-size:20px;font-weight:500;letter-spacing:-.4px}.section-heading{display:grid;grid-template-columns:1fr 1fr;column-gap:100px}.section-heading .eyebrow{grid-column:1/-1}.section-heading>p:last-child{max-width:355px;align-self:center;color:var(--muted);font-size:15px;line-height:1.8}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:48px}.feature{border-top:1px solid var(--line);padding-top:25px}.feature-icon{font-size:30px;display:block;margin-bottom:36px;color:#6d866f}.feature p:last-child{font-size:13px;line-height:1.9;color:var(--muted)}.pricing{background:var(--dark);color:var(--bg)}.pricing-heading{text-align:center}.pricing-heading .eyebrow{justify-content:center;color:var(--gold)}.pricing-heading>p:not(.eyebrow){color:#acb7ac;font-size:14px}.billing{display:inline-flex;gap:4px;background:#ffffff0d;padding:5px;border:1px solid #ffffff19;border-radius:7px;margin-top:22px}.billing button{border:0;background:none;color:#bcc6bb;padding:12px 18px;border-radius:4px;font-size:12px}.billing button.active{background:#f5f5ef;color:var(--dark)}.billing span{color:#ad985f;font-size:9px;margin-left:7px}.sample-note{font-size:10px!important;margin:17px 0 36px}.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.plan{position:relative;padding:30px;border:1px solid #4c5b4e;border-radius:7px;background:#ffffff03}.plan.featured{border-color:var(--gold);background:#243329}.plan-label{position:absolute;top:-12px;left:25px;background:var(--gold);color:var(--dark);padding:6px 12px;letter-spacing:1px;font-size:8px;border-radius:3px}.plan h3{font-size:24px;margin:0 0 10px}.plan .tagline{color:#a9b5a8;font-size:12px}.price{margin-top:32px;font-size:48px;letter-spacing:-2px}.price sup{font-size:20px;vertical-align:top;position:relative;top:10px;margin-right:4px}.price small{font-size:12px;letter-spacing:0;color:#a9b5a8}.billing-detail{font-size:11px;color:#a9b5a8;min-height:17px;margin:10px 0 25px}.plan .button{width:100%;border:1px solid #62705f;background:transparent;justify-content:space-between}.plan.featured .button{background:var(--gold);color:var(--dark);border-color:var(--gold)}.plan ul{padding:23px 0 0;margin:27px 0 0;list-style:none;border-top:1px solid #ffffff19}.plan li{font-size:12px;margin:17px 0;color:#ced5c9;display:flex;gap:12px}.plan li:before{content:'✓';color:var(--gold)}.pricing-footnote{font-size:10px;text-align:center;color:#acb7ac;margin-top:28px;line-height:1.8}.process,.faq{display:grid;grid-template-columns:1fr 1fr;gap:80px}.steps article{display:flex;gap:24px;padding:18px 0;border-bottom:1px solid var(--line)}.steps article>span{font-size:11px;color:#9c8347;margin-top:4px}.steps h3{margin:0 0 12px;font-size:17px}.steps p{font-size:13px;color:var(--muted);line-height:1.7;margin:0 0 10px}.faq{border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line);padding:22px 0}summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:20px;font-size:14px}summary::-webkit-details-marker{display:none}summary span{color:#a17a32}details[open] summary span{transform:rotate(45deg)}details p{font-size:13px;line-height:1.8;color:var(--muted);padding-right:25px}.closing{position:relative;background:#e6e9de;padding-top:55px;padding-bottom:55px;border-radius:8px;overflow:hidden}.closing h2{position:relative;z-index:1}.closing .button{margin-top:14px}.closing-mark{position:absolute;right:80px;top:-45px;font-family:Georgia,serif;font-size:340px;color:#c7d0bd;transform:rotate(-12deg);pointer-events:none}footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:30px;padding-top:55px;padding-bottom:26px}footer>p{font-size:12px;color:var(--muted)}.footer-bottom{width:100%;display:flex;justify-content:space-between;border-top:1px solid var(--line);padding-top:25px;margin-top:15px;font-size:9px;color:var(--muted)}dialog{max-width:450px;width:calc(100% - 40px);border:1px solid var(--line);border-radius:12px;padding:38px;background:var(--bg);color:var(--ink)}dialog::backdrop{background:#0b1712a8;backdrop-filter:blur(5px)}dialog h2{font-size:30px}dialog p:not(.eyebrow){font-size:14px;line-height:1.8;color:var(--muted)}.dialog-close{position:absolute;right:15px;top:12px;background:none;border:0;font-size:25px}.dialog-dismiss{margin-top:15px}.reveal{animation:appear .8s both}.reveal:nth-child(2){animation-delay:.15s}@keyframes appear{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}@keyframes float{0%,100%{translate:0 0}50%{translate:0 -12px}}@media(min-width:1500px){.hero{min-height:730px}}@media(max-width:900px){nav{gap:16px}.hero{grid-template-columns:1fr 1fr}h1{letter-spacing:-2px}.actions{gap:15px}.hero-note{margin-top:35px}.structure{height:440px}.integration-band span:last-child{display:none}.plan{padding:24px 20px}.process,.faq{gap:40px}.section-heading{column-gap:40px}}@media(max-width:650px){.wrap{padding-left:24px;padding-right:24px}header{padding:20px 24px}header nav{display:none}.brand>span{font-size:21px}.brand small{font-size:6px}.brand img{width:36px;height:36px}.button.small{font-size:10px;gap:12px;padding:10px 13px}.hero{grid-template-columns:1fr;padding-top:35px;padding-bottom:25px;gap:0}h1{font-size:53px;letter-spacing:-2.7px}.intro{font-size:14px}.hero-note{margin-top:30px}.structure{height:380px;margin-top:5px}.top-label{top:22px}.bottom-label{bottom:0}.integration-band{flex-wrap:wrap;justify-content:center;gap:16px}.integration-band span:first-child{width:100%;text-align:center;margin-bottom:6px}.integration-band strong{font-size:17px}.section{padding-top:65px;padding-bottom:65px}.section-heading,.process,.faq{grid-template-columns:1fr;gap:20px}.section-heading .eyebrow{grid-column:auto}.section-heading h2{margin:0}.features,.plan-grid{grid-template-columns:1fr;gap:25px}.features{margin-top:28px}.feature-icon{margin-bottom:20px}.feature{padding-top:20px}.plan{padding:30px}.price{font-size:48px}.closing{margin:0 18px;padding:35px 24px}.closing-mark{right:-20px;font-size:250px;top:0;opacity:.6}.closing .eyebrow{position:relative;z-index:1}.closing .button{position:relative;z-index:1}footer>p{display:none}.footer-bottom{gap:20px;font-size:8px}footer .text-link{font-size:10px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}
/* SPINE architectural palette: midnight navy, warm ivory, champagne gold. */
:root{--bg:#f6f3ec;--ink:#18263a;--muted:#626c7a;--gold:#dfbd79;--dark:#101e31;--line:#deddd7}
h1 em{color:#a17d40}.button:hover{background:#263d5b}.gold:hover{background:#edcf98}.feature-icon{color:#937644}.integration-band i{color:#929ba8}.plan.featured{background:#1b2d45}.plan{border-color:#42536b}.plan .tagline,.price small,.billing-detail{color:#bac5d4}.plan li{color:#d4dcea}.pricing-heading>p:not(.eyebrow),.pricing-footnote{color:#b3bfd0}.billing button{color:#b3bfd0}.billing button.active{background:var(--bg);color:var(--dark)}.plan .button{border-color:#66768c}.closing{background:#e8e3d7}.closing-mark{color:#d2c6af}.hero-schematic{background:var(--dark);border-radius:8px;box-shadow:0 24px 60px #14243a15;isolation:isolate}.hero-schematic>img{width:100%;height:100%;object-fit:cover;animation:schematic-enter 1.5s ease-out both}.hero-schematic .drawing-label{color:#c3cddd;z-index:1}.hero-schematic .top-label{top:24px;left:24px}.hero-schematic .bottom-label{bottom:23px;right:24px}.hero-schematic .floating-tag{bottom:66px;left:25px;background:#182c45ed;color:#e5eaf1;border-color:#40526a;box-shadow:0 10px 30px #0002}.manifesto{padding-bottom:80px}.manifesto>blockquote{font-size:clamp(30px,4.3vw,55px);letter-spacing:-1.7px;line-height:1.2;font-weight:400;margin:25px 0 45px;max-width:950px}.manifesto em,.landmark-quote em{font-family:Georgia,serif;font-weight:400;color:#a17d40}.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:45px}.principles article{border-top:1px solid var(--line);padding-top:20px}.principles span{font:10px monospace;letter-spacing:1.5px;color:#92713b}.principles h3{font-size:18px;margin:22px 0 12px}.principles p{font-size:13px;line-height:1.8;color:var(--muted)}.landmarks{background:var(--dark);color:var(--bg);position:relative}.landmark-heading{display:grid;grid-template-columns:1.3fr 1fr;gap:80px;align-items:end;margin-bottom:40px}.landmark-heading .eyebrow{color:var(--gold)}.landmark-heading>p{font-size:14px;color:#afbdd1;line-height:1.9;max-width:330px;margin-bottom:25px}.landmark-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.landmark{margin:0;border:1px solid #34465f;border-radius:5px;overflow:hidden;transition:border-color .25s,transform .25s}.landmark:hover{border-color:var(--gold);transform:translateY(-6px)}.landmark-drawing{overflow:hidden;border-bottom:1px solid #34465f;aspect-ratio:4/3}.landmark img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .5s}.landmark:hover img{transform:scale(1.06)}.landmark figcaption{padding:22px 18px 24px}.landmark .eyebrow{color:#b5a17a;font-size:8px;letter-spacing:1px}.landmark h3{font-size:18px;margin:16px 0 11px;line-height:1.35}.landmark-city{font:9px monospace;letter-spacing:1.5px;color:#a9b7ca}.schematic-note{font-size:10px;line-height:1.8;color:#a9b7ca;margin-top:24px}.landmark-quote{border-top:1px solid #34465f;padding-top:40px;margin:45px 0 0;font-size:clamp(22px,3vw,35px);letter-spacing:-.8px;line-height:1.45}.landmark-quote em{color:var(--gold)}@keyframes schematic-enter{from{opacity:0;transform:scale(1.06)}to{opacity:1;transform:scale(1)}}@media(max-width:1000px){nav{gap:18px;font-size:11px}.landmark-grid{grid-template-columns:repeat(2,1fr)}.landmark-heading{gap:35px}.landmark h3{font-size:21px}}@media(max-width:650px){.hero-schematic{height:380px;margin-top:32px}.hero-schematic>img{object-fit:contain}.principles{grid-template-columns:1fr;gap:20px}.manifesto>blockquote{letter-spacing:-1px}.landmark-heading{grid-template-columns:1fr;gap:5px}.landmark-heading>p{margin-top:0}.landmark-grid{gap:12px}.landmark figcaption{padding:14px 12px 18px}.landmark h3{font-size:16px}.landmark .eyebrow{font-size:7px;letter-spacing:.5px}.landmark-city{font-size:8px}.landmark-quote{font-size:23px}.hero-schematic .floating-tag{bottom:52px;font-size:10px;padding:12px}.hero-schematic .bottom-label{font-size:7px}}@media(max-width:360px){.landmark-grid{grid-template-columns:1fr}.actions{flex-wrap:wrap}}@media(prefers-reduced-motion:reduce){.hero-schematic>img{animation:none}.landmark,.landmark img{transition:none}.landmark:hover,.landmark:hover img{transform:none}}
/* Open structural study replaces the enclosed landmark hero. */
.hero-study{height:510px;background:transparent;overflow:visible;display:flex;flex-direction:column;justify-content:center;padding:15px 0 15px 24px}.study-heading{display:flex;justify-content:space-between;margin:0 24px;font:9px monospace;letter-spacing:1.8px;color:#788492;border-bottom:1px solid var(--line);padding-bottom:14px}.study-art{display:block;width:100%;height:auto;max-height:420px;animation:appear 1s both}.study-brace{stroke-dasharray:700;stroke-dashoffset:700;animation:draw-study 2.4s .3s ease forwards}.study-caption{display:flex;align-items:center;gap:15px;margin:0 24px;border-top:1px solid var(--line);padding-top:16px}.study-plus{font-size:28px;font-weight:300;color:#ac8646}.study-caption p{font-size:12px;line-height:1.6;color:var(--muted);margin:0}.study-caption strong{font-weight:500;color:var(--ink)}.study-coordinate{margin-left:auto;font:7px monospace;letter-spacing:1px;color:#788492}@keyframes draw-study{to{stroke-dashoffset:0}}@media(max-width:650px){.hero-study{height:auto;min-height:370px;margin-top:32px;padding:0}.study-heading,.study-caption{margin-left:0;margin-right:0}.study-art{max-height:360px}.study-coordinate{font-size:6px}}@media(prefers-reduced-motion:reduce){.study-brace{animation:none;stroke-dashoffset:0}.study-art{animation:none}}
.plan-grid{grid-template-columns:repeat(2,minmax(0,1fr));max-width:840px;margin-left:auto;margin-right:auto}.price-pending{font-size:32px;letter-spacing:-1px;min-height:55px;display:flex;align-items:center}.plan .button:disabled{opacity:.5;cursor:default;transform:none}@media(max-width:650px){.plan-grid{grid-template-columns:1fr}}
.plan-offer{display:flex;align-items:center;flex-wrap:wrap;gap:10px;min-height:24px;margin:27px 0 0;font-size:11px;color:#b3bfd0}.plan-offer del{color:#b3bfd0}.discount-badge{color:var(--gold);background:#dfbd7912;border:1px solid #dfbd7930;border-radius:3px;padding:5px 8px;font-size:9px}.plan .price{margin-top:12px}.billing-detail{line-height:1.7}
.pilot-mode .billing{display:none}#activation-dialog{width:min(560px,calc(100% - 28px));max-height:90dvh;overflow:auto;background:var(--bg);color:var(--ink);border:1px solid var(--line);border-radius:10px;padding:36px}#activation-dialog::backdrop{background:#101e31b8}#activation-dialog h2{font-size:32px;letter-spacing:-1px}#activation-dialog>p{line-height:1.7;font-size:14px}#activation-form{display:grid;gap:10px;margin-top:24px}#activation-form label{font-size:13px;font-weight:600}#activation-form input{width:100%;min-width:0;padding:12px;border:1px solid #a7acb4;border-radius:4px;background:#fff;font:16px Arial;color:var(--ink);margin-bottom:8px}#activation-form input:focus-visible{outline:2px solid #a17d40;outline-offset:2px}#activation-form small,.activation-note{font-size:12px;line-height:1.7;color:var(--muted)}#activation-result{font-size:14px;line-height:1.7;overflow-wrap:anywhere}#activation-result.success{color:#216244}#activation-result.error{color:#a33030}#activation-form button:disabled{opacity:.6;cursor:wait}@media(max-width:650px){#activation-dialog{padding:26px 20px}.pilot-mode .price small{font-size:13px}}

.promo-link{display:block;margin:28px auto 0;color:var(--gold);text-decoration:underline;text-underline-offset:5px;padding:10px;font-size:14px}.promo-link:hover{color:#f3d99f}
.release-section{display:grid;grid-template-columns:1fr 1.15fr;gap:64px;align-items:start}.release-intro>p:last-child{color:var(--muted);font-size:14px;line-height:1.8;max-width:350px}.release-card{background:var(--dark);color:var(--bg);border:1px solid #42536b;border-radius:8px;padding:32px}.release-meta{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:11px;color:#bac5d4}.release-channel{color:var(--gold)}.release-version{font-size:30px;font-weight:500;letter-spacing:-1px;margin:28px 0 8px}.release-platform{font-size:12px;color:#bac5d4}.release-highlights{padding-left:18px;margin:28px 0;line-height:1.8;font-size:13px;color:#d4dcea}.release-highlights li{padding-bottom:10px}.release-download[aria-disabled=true]{opacity:.6;cursor:default;transform:none}.release-status,.release-notice{font-size:12px;line-height:1.8;color:#bac5d4}.release-notice{border-top:1px solid #42536b;padding-top:16px}.release-checksum{font-size:11px;margin-top:20px}.release-checksum summary{cursor:pointer}.release-checksum code{display:block;overflow-wrap:anywhere;margin-top:12px;line-height:1.7;color:#bac5d4}@media(max-width:800px){.release-section{grid-template-columns:1fr;gap:24px}.release-card{padding:25px}}