/* signal chain device */
.device{background:var(--navy-2);border:1px solid var(--navy-line);border-radius:18px;padding:18px;display:flex;flex-direction:column;gap:14px;box-shadow:0 40px 80px -40px rgba(0,0,0,.7)}
.dev-top{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.dev-title{font:500 .7rem/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--on-navy-muted)}
.seg{display:inline-flex;background:var(--navy);border:1px solid var(--navy-line);border-radius:999px;padding:3px;gap:3px}
.seg button{font:600 .82rem/1 var(--body);border:0;background:transparent;color:var(--on-navy-muted);padding:9px 12px;border-radius:999px;cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--blue);color:#fff}
.seg button[aria-pressed="true"].amp{background:var(--spark);color:var(--spark-ink)}
#chain{width:100%;height:auto;display:block}
#chain text{font-family:var(--mono);fill:var(--on-navy-muted);font-size:10px;letter-spacing:.08em}
#chain .blk{fill:var(--navy);stroke:var(--navy-line);stroke-width:1.2}
#chain .blk-t{font-family:var(--display);font-size:14px;font-weight:700;fill:var(--on-navy);letter-spacing:0}
#chain .wire{stroke:var(--navy-line);stroke-width:2;fill:none}
#chain .pulse{stroke:var(--blue-hi);stroke-width:2;fill:none;stroke-dasharray:6 10}
#chain .you{fill:color-mix(in srgb,var(--blue) 18%,var(--navy));stroke:var(--blue-hi)}
#chain .stage{fill:color-mix(in srgb,var(--spark) 12%,var(--navy));stroke:var(--spark)}
#chain .grid{stroke:var(--navy-line);stroke-width:1}
#chain .cap{stroke:var(--on-navy-muted);stroke-width:1.2;stroke-dasharray:5 5}
#chain .win{fill:none;stroke:var(--blue-lt);stroke-width:1.4;opacity:.55;stroke-dasharray:3 3}
#chain .wout{fill:none;stroke-width:2.6}
#chain .lbl-b{fill:var(--on-navy);font-family:var(--body);font-size:12px;letter-spacing:0;font-weight:600}
.dev-cap{font-size:.95rem;color:var(--on-navy);min-height:3.2em}
.dev-cap b{color:var(--spark)}
.dev-foot{display:flex;justify-content:space-between;align-items:center;gap:10px}
.dev-foot button{font:600 .8rem/1 var(--body);color:var(--on-navy-muted);background:none;border:1px solid var(--navy-line);border-radius:999px;padding:8px 12px;cursor:pointer}

/* problem: I/O curve */
.io{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px}
#io{width:100%;height:auto;display:block}
#io text{font-family:var(--mono);font-size:10px;fill:var(--muted)}
#io .ax{stroke:var(--ink);stroke-width:1.2}
#io .g{stroke:var(--line)}
#io .c1{fill:none;stroke:var(--limit);stroke-width:3}
#io .c2{fill:none;stroke:var(--blue);stroke-width:2;stroke-dasharray:5 5}
#io .cap{stroke:var(--limit);stroke-width:2;opacity:.55}
#io .actA{fill:none;stroke:var(--blue);stroke-width:4;stroke-linecap:round}
#io .actB{fill:none;stroke:var(--limit);stroke-width:4;stroke-linecap:round}
#io .dot{fill:var(--surface);stroke:var(--ink);stroke-width:2.5}
#io .t-dot{font-family:var(--body);font-size:11.5px;font-weight:700;fill:var(--ink)}
#io .fade{transition:opacity .5s}
#io .t-b.t-c1{font-family:var(--mono);font-size:10.5px;letter-spacing:.06em}
#io .gap{fill:var(--limit);opacity:.12}
#io .brk{stroke:var(--limit);stroke-width:1.5;fill:none}
#io .t-gap{font-family:var(--display);font-size:15px;font-weight:800;fill:var(--limit)}
#io .knee{fill:var(--surface);stroke:var(--limit);stroke-width:2}
#io .t-lim{fill:var(--limit)}
#io .t-b{font-family:var(--body);font-size:12.5px;font-weight:700;fill:var(--ink)}
#io .t-c1{fill:var(--limit)}
#io .t-c2{fill:var(--accent-text)}
.levels{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:40px}
@media (max-width:860px){.levels{grid-template-columns:1fr}}
.levels article{border-top:2px solid var(--ink);padding-top:16px;display:flex;flex-direction:column;gap:8px;min-width:0}
.levels .tag{font:500 .72rem/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--accent-text)}


/* how it works: 90-day cycle */
.start{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:8px}
.start div{border:1px solid var(--navy-line);border-radius:12px;padding:16px;display:flex;flex-direction:column;gap:6px}
.start i{font:500 .7rem/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--blue-lt);font-style:normal}
.start b{font-family:var(--display);font-size:1.1rem}
@media (max-width:520px){.start{grid-template-columns:1fr}}
.cycle{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:36px;align-items:center}
@media (max-width:900px){.cycle{grid-template-columns:1fr}}
.cyc-wrap{perspective:900px}
.cyc{width:100%;max-width:420px;margin:0 auto;display:block;transform:rotateX(14deg);transform-origin:50% 60%}
.cyc .stations circle{fill:#0A1830;stroke:var(--blue-lt);stroke-width:2}
.cyc .spin{transform-origin:150px 150px;transform-box:view-box;animation:spin 16s linear infinite}
.cyc text{font-family:var(--mono);font-size:11px;letter-spacing:.12em;fill:var(--on-navy-muted)}
.cyc .n{font-family:var(--display);font-size:56px;font-weight:800;fill:var(--on-navy);letter-spacing:-.02em}
@keyframes spin{to{transform:rotate(360deg)}}

/* clients */
.marquees{margin-top:28px;display:flex;flex-direction:column;gap:12px}
.marquee{overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent)}
.track{list-style:none;padding:0;margin:0;display:flex;width:max-content;animation:logos 70s linear infinite}
.marquee.rev .track{animation-direction:reverse;animation-duration:80s}
.marquees:hover .track,.marquees.paused .track{animation-play-state:paused}
.track li{width:184px;margin-right:12px;flex:none}
@keyframes logos{to{transform:translateX(-50%)}}
.marquee-btn{font:600 .8rem/1 var(--body);color:var(--muted);background:none;border:1px solid var(--line);border-radius:999px;padding:8px 12px;cursor:pointer}
.track li,.partners li{background:#FFFFFF;border:1px solid var(--line);border-radius:12px;height:86px;display:grid;place-items:center;padding:14px 16px}
.track li.dark,.partners li.dark{background:#0D2136;border-color:#21374F}
.track img,.partners img{max-height:52px;max-width:100%;width:auto;object-fit:contain;filter:saturate(.9)}
.partners{list-style:none;padding:0;margin:16px 0 0;display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.client-meta{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;align-items:end;margin-top:44px}
.client-meta h3{font:500 .74rem/1.3 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}


.results-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:20px;margin-top:44px}
.results-grid > *{min-width:0}
@media (max-width:860px){.results-grid{grid-template-columns:1fr}}
.feature{background:var(--navy);color:var(--on-navy);border-radius:var(--r);padding:clamp(24px,4vw,40px);display:flex;flex-direction:column;gap:22px}
.feature .muted{color:var(--on-navy-muted)}
.big{font:800 clamp(3rem,8.5vw,5.2rem)/.95 var(--display);color:var(--spark);letter-spacing:-.03em}
.feature blockquote{margin:0;font-family:var(--serif);font-style:italic;font-size:clamp(1.35rem,2.6vw,1.7rem);line-height:1.3}
.minis{display:flex;flex-direction:column;gap:20px}
.mini{border-top:1px solid var(--line);padding-top:18px;display:flex;flex-direction:column;gap:10px}
.mini .k{font:800 1.45rem/1 var(--display)}
.mini p{color:var(--muted)}
.quotes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px 32px;margin-top:52px}
@media (max-width:860px){.quotes{grid-template-columns:1fr}}
.quotes figure{margin:0;display:flex;flex-direction:column;gap:14px}
.quotes blockquote{margin:0}