/* watch.sparkdatalab.ai — canonical design system (approved 2026-07-13).
   Visual identity mirrors the videos' own intro slates: midnight radial field,
   white/cyan Segoe UI type, fades-only motion. Do not restyle without a new signed spec. */
*{box-sizing:border-box}
:root{
  --sans:"Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --mono:"Cascadia Code","Cascadia Mono",ui-monospace,Consolas,"SF Mono",Menlo,monospace;
  --s--1:.82rem; --s-0:1rem; --s-1:1.18rem; --s-2:1.45rem; --s-3:1.9rem; --s-4:2.5rem;
  --maxw:1060px; --radius:14px;
  /* light (default) */
  --bg:#eaf1f7; --bg-2:#e0ebf3; --panel:#ffffff; --panel-2:#f3f8fb;
  --ink:#0e2233; --muted:#4b6076; --faint:#6f889d;
  --accent:#1fb2d1; --accent-text:#0e7490; --accent-ink:#052a34;
  --line:rgba(20,60,90,.13); --line-2:rgba(20,60,90,.22);
  --shadow:0 18px 44px -24px rgba(20,50,80,.40);
}
@media (prefers-color-scheme:dark){
  :root{
    --bg:#0a1725; --bg-2:#0c1d2c; --panel:#101f30; --panel-2:#152a3e;
    --ink:#eaf2f9; --muted:#93a8bd; --faint:#6b8299;
    --accent:#67e8f9; --accent-text:#67e8f9; --accent-ink:#08202c;
    --line:rgba(120,180,210,.14); --line-2:rgba(120,190,220,.26);
    --shadow:0 22px 54px -24px rgba(0,0,0,.72);
  }
}
:root[data-theme="light"]{
  --bg:#eaf1f7; --bg-2:#e0ebf3; --panel:#ffffff; --panel-2:#f3f8fb;
  --ink:#0e2233; --muted:#4b6076; --faint:#6f889d;
  --accent:#1fb2d1; --accent-text:#0e7490; --accent-ink:#052a34;
  --line:rgba(20,60,90,.13); --line-2:rgba(20,60,90,.22);
  --shadow:0 18px 44px -24px rgba(20,50,80,.40);
}
:root[data-theme="dark"]{
  --bg:#0a1725; --bg-2:#0c1d2c; --panel:#101f30; --panel-2:#152a3e;
  --ink:#eaf2f9; --muted:#93a8bd; --faint:#6b8299;
  --accent:#67e8f9; --accent-text:#67e8f9; --accent-ink:#08202c;
  --line:rgba(120,180,210,.14); --line-2:rgba(120,190,220,.26);
  --shadow:0 22px 54px -24px rgba(0,0,0,.72);
}
html{font-size:clamp(16px,calc(15.4px + .1vw),17px);overflow-x:hidden}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);
  min-height:100svh;display:flex;flex-direction:column;line-height:1.55;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-wrap:break-word}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;
  padding-left:max(22px,env(safe-area-inset-left));padding-right:max(22px,env(safe-area-inset-right))}
h1,h2,h3{text-wrap:balance;line-height:1.14;margin:0}
p{margin:0}
a{color:inherit}
.eyebrow{font-size:var(--s--1);letter-spacing:.17em;text-transform:uppercase;
  color:var(--accent-text);font-weight:600}
.mono{font-family:var(--mono)}
.num{font-variant-numeric:tabular-nums}

/* hero: always the midnight video identity */
.hero{position:relative;overflow:hidden;color:#eaf2f9;
  background:radial-gradient(120% 130% at 32% 8%, #16324a 0%, #0e2136 42%, #081524 78%);
  border-bottom:1px solid rgba(120,190,220,.16)}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(60% 80% at 30% 12%, rgba(103,232,249,.10), transparent 60%)}
.hero .wrap{position:relative;padding-top:clamp(44px,6vw,64px);padding-bottom:clamp(38px,5vw,52px)}
.hero .eyebrow{color:#67e8f9}
.hero h1{font-size:clamp(2rem,4.4vw,var(--s-4));font-weight:700;margin:.5rem 0 .7rem;letter-spacing:-.01em}
.hero .lede{color:#b7cadb;max-width:60ch;font-size:var(--s-1)}
.hero .attribution{color:#8fa9bf;max-width:66ch;font-size:var(--s-0);margin-top:.65rem}
.brandbar{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:2.2rem}
.brandplate{display:inline-flex;align-items:center;max-width:100%;background:rgba(255,255,255,.96);border-radius:8px;padding:10px 14px;
  border:1px solid rgba(255,255,255,.7);box-shadow:0 14px 36px -24px rgba(0,0,0,.8)}
.brandplate img{display:block;width:clamp(270px,29vw,320px);max-width:100%;height:auto}
.portfolio-label{font-family:var(--mono);font-size:var(--s--1);letter-spacing:.16em;text-transform:uppercase;color:#a8bfd2;white-space:nowrap}
.proofrow{display:flex;flex-wrap:wrap;gap:.65rem;margin-top:1.6rem}
.proofrow span{display:inline-flex;align-items:baseline;gap:.38rem;padding:.48rem .72rem;border-radius:8px;
  border:1px solid rgba(120,190,220,.24);background:rgba(8,22,36,.42);color:#c8d8e6;font-size:var(--s--1)}
.proofrow strong{font-family:var(--mono);font-size:1rem;color:#67e8f9}
.urlchip{display:inline-flex;align-items:center;gap:.5rem;margin-top:1.4rem;padding:.5rem .85rem;
  border:1px solid rgba(120,190,220,.3);border-radius:999px;background:rgba(8,22,36,.5);
  font-family:var(--mono);font-size:var(--s--1);color:#dbe9f4;text-decoration:none}
.urlchip .dot{width:8px;height:8px;border-radius:50%;background:#67e8f9;box-shadow:0 0 0 4px rgba(103,232,249,.18)}

/* sections */
main{display:block;flex:1}
section{padding:clamp(38px,5vw,56px) 0}
.sec-head{display:flex;flex-direction:column;gap:.35rem;margin-bottom:1.5rem}
.sec-head h2{font-size:var(--s-3);font-weight:650}
.sec-head p{color:var(--muted);max-width:72ch}
.sec-head p + p{margin-top:.45rem}
.sec-head cite{font-style:italic}
.evidence-section{padding-bottom:clamp(24px,3vw,34px)}
.standard-section{padding-top:0;padding-bottom:clamp(26px,3.5vw,40px)}
.standard-panel{padding:clamp(24px,4vw,38px);border:1px solid var(--line-2);border-radius:var(--radius);
  background:linear-gradient(135deg,var(--panel),var(--panel-2));box-shadow:var(--shadow)}
.standard-panel h2{font-size:var(--s-3);font-weight:650;margin:.35rem 0 .8rem}
.standard-panel p{color:var(--muted);max-width:72ch}
.standard-panel p + p{margin-top:.55rem}
.cases-section{padding-top:0}
.access-note{display:flex;align-items:flex-start;gap:.55rem;margin-top:.75rem!important;
  color:var(--faint)!important;font-size:var(--s--1)}
.cases-section>.access-note{margin:0 0 1.2rem!important}
.access-note .dot{flex:0 0 auto;width:7px;height:7px;border-radius:50%;margin-top:.55em;
  background:var(--accent);box-shadow:0 0 0 4px rgba(31,178,209,.13)}

/* walkthrough grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(248px,1fr));gap:20px}
.card{text-decoration:none;color:inherit;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;
  box-shadow:var(--shadow);transition:border-color .18s ease,transform .18s ease}
.card:hover{border-color:var(--line-2);transform:translateY(-2px)}
.card:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.thumb{position:relative;aspect-ratio:16/9;background:#0b1c2e;display:block}
.thumb img{width:100%;height:100%;object-fit:cover;display:block}
.play{position:absolute;inset:0;margin:auto;width:54px;height:54px;border-radius:50%;
  display:grid;place-items:center;background:rgba(9,22,36,.55);border:1px solid rgba(255,255,255,.5);
  backdrop-filter:blur(2px);transition:background .18s ease}
.play svg{width:20px;height:20px;fill:#fff;margin-left:3px}
.card:hover .play{background:rgba(31,178,209,.92)}
.dur{position:absolute;right:8px;bottom:8px;padding:.12rem .4rem;border-radius:6px;
  background:rgba(6,16,26,.82);color:#eaf2f9;font-size:.76rem;font-weight:600}
.card .meta{padding:13px 15px 16px;display:flex;flex-direction:column;gap:.28rem}
.tagrow{display:flex;align-items:center;gap:.5rem}
.sess{font-family:var(--mono);font-size:.72rem;font-weight:700;color:var(--accent-ink);
  background:var(--accent);padding:.1rem .38rem;border-radius:5px;letter-spacing:.03em}
.dir{font-size:.74rem;color:var(--faint);font-family:var(--mono)}
.card .ttl{font-size:var(--s-1);font-weight:620;letter-spacing:-.01em}

/* watch page: player */
.watch-head{padding:22px 0 0}
.backlink{display:inline-flex;align-items:center;min-height:44px;gap:.4rem;color:var(--muted);text-decoration:none;
  font-size:var(--s--1);font-weight:600}
.backlink:hover{color:var(--accent-text)}
.player-wrap{margin:18px 0 20px}
.player{position:relative;aspect-ratio:16/9;width:100%;border-radius:var(--radius);overflow:hidden;
  background:#06121e;border:1px solid var(--line-2);box-shadow:var(--shadow)}
.player iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.player-pending{position:absolute;inset:0;display:grid;place-items:center;text-align:center}
.player-pending img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5}
.player-pending span{position:relative;font-family:var(--mono);font-size:.8rem;color:#cfe0ee;
  background:rgba(6,16,26,.78);padding:.5rem .8rem;border-radius:8px}
.watch-meta{display:flex;flex-wrap:wrap;align-items:baseline;gap:.6rem 1rem;margin-bottom:.4rem}
.watch-meta h1{font-size:var(--s-3);font-weight:680;letter-spacing:-.01em}
.watch-sub{color:var(--muted);font-family:var(--mono);font-size:var(--s--1)}
.watch-note{color:var(--faint);font-size:var(--s--1);max-width:66ch;margin-top:.5rem}

/* footer */
footer{border-top:1px solid var(--line);padding:26px 0 46px;color:var(--faint);font-size:var(--s--1)}
footer .wrap{display:flex;flex-wrap:wrap;gap:.5rem 1.4rem;align-items:center;justify-content:space-between}
.pillnote{display:inline-flex;align-items:center;gap:.45rem}
.pillnote .dot{width:7px;height:7px;border-radius:50%;background:var(--accent)}

/* independent applied-AI showcase on the portfolio hub */
.showcase-section{padding-top:0}
.showcase-card{display:grid;grid-template-columns:minmax(0,1.18fr) minmax(280px,.82fr);min-height:390px;
  border:1px solid var(--line-2);border-radius:calc(var(--radius) + 4px);overflow:hidden;text-decoration:none;
  background:linear-gradient(140deg,var(--panel),var(--panel-2));box-shadow:var(--shadow);transition:border-color .18s ease,transform .18s ease}
.showcase-card:hover{border-color:var(--accent);transform:translateY(-2px)}
.showcase-card:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.showcase-card + .showcase-card{margin-top:18px}
.showcase-card-art{position:relative;min-height:390px;background:#061321;overflow:hidden}
.showcase-card-art::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent 60%,rgba(6,19,33,.5))}
.showcase-card-art img{width:100%;height:100%;object-fit:cover;object-position:61% 50%;display:block;transition:transform .6s ease}
.showcase-card:hover .showcase-card-art img{transform:scale(1.015)}
.showcase-card-badge{position:absolute;z-index:2;left:22px;top:22px;padding:.4rem .64rem;border-radius:999px;
  background:rgba(6,19,33,.8);border:1px solid rgba(103,232,249,.35);backdrop-filter:blur(8px);
  color:#67e8f9;font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase}
.showcase-card-copy{display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding:clamp(28px,4vw,52px)}
.showcase-card-copy .eyebrow{margin-bottom:.7rem}
.showcase-card-title{font-size:clamp(2rem,3.7vw,3.25rem);font-weight:720;line-height:1.02;letter-spacing:-.045em;text-wrap:balance}
.showcase-card-lede{color:var(--muted);font-size:var(--s-1);margin-top:1rem;max-width:33ch}
.showcase-card-link{margin-top:1.8rem;color:var(--accent-text);font-weight:700}

/* Tax Workflow Agent case-study experience */
.case-page{--case-bg:#061321;--case-panel:#0a1c30;--case-panel-2:#0d243b;--case-ink:#f4fbff;--case-muted:#afc3d4;
  --case-faint:#7894aa;--case-cyan:#67e8f9;--case-violet:#a78bfa;background:var(--case-bg);color:var(--case-ink)}
.case-page .wrap{max-width:1240px}
.case-hero{position:relative;min-height:800px;overflow:hidden;background:#061321;border-bottom:1px solid rgba(103,232,249,.14)}
.case-nav{position:relative;z-index:5;display:flex;align-items:center;justify-content:space-between;padding-top:24px;padding-bottom:24px}
.case-brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:#f4fbff}
.case-brand-mark{display:grid;place-items:center;width:46px;height:46px;border-radius:13px;background:linear-gradient(145deg,#c9fbff,#67e8f9 54%,#8b5cf6);color:#061321;font-family:var(--mono);font-size:.8rem;font-weight:900;box-shadow:0 14px 36px rgba(34,211,238,.18)}
.case-brand>span:last-child{display:grid;gap:1px}.case-brand strong{font-size:.96rem;letter-spacing:-.01em}.case-brand small{color:#8fa9bf;font-family:var(--mono);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase}
.case-nav-link{color:#aec4d5;text-decoration:none;font-family:var(--mono);font-size:.78rem}.case-nav-link:hover{color:#67e8f9}
.case-hero-art{position:absolute;inset:0 0 0 32%;z-index:0}.case-hero-art img{width:100%;height:100%;object-fit:cover;object-position:center}
.case-hero-shade{position:absolute;z-index:1;inset:0;background:linear-gradient(90deg,#061321 0%,rgba(6,19,33,.985) 33%,rgba(6,19,33,.82) 50%,rgba(6,19,33,.18) 76%,rgba(6,19,33,.25) 100%),linear-gradient(0deg,#061321 0%,transparent 22%)}
.case-hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,690px) 1fr;align-items:center;min-height:680px;padding-top:40px;padding-bottom:88px}
.case-hero-copy{grid-column:1}.case-kicker{color:var(--case-cyan);font-family:var(--mono);font-size:.76rem;font-weight:800;letter-spacing:.17em;text-transform:uppercase}
.case-hero h1{font-size:clamp(3.35rem,6.2vw,5.8rem);line-height:.94;letter-spacing:-.058em;margin:1.1rem 0 1.35rem;max-width:760px}.case-hero h1 span{display:block;color:#8eeaf5}
.case-hero-copy>p{color:var(--case-muted);font-size:clamp(1.08rem,1.8vw,1.35rem);line-height:1.55;max-width:57ch}
.case-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:2rem}.case-btn{display:inline-flex;align-items:center;justify-content:center;gap:.65rem;min-height:52px;padding:.72rem 1.05rem;border-radius:10px;text-decoration:none;font-weight:760;font-size:.94rem;transition:transform .18s ease,background .18s ease,border-color .18s ease}
.case-btn:hover{transform:translateY(-1px)}.case-btn:focus-visible{outline:2px solid #fff;outline-offset:3px}.case-btn-primary{color:#061321;background:linear-gradient(135deg,#a5f3fc,#67e8f9 60%,#8eeaf5);box-shadow:0 18px 38px -20px rgba(103,232,249,.7)}
.case-btn-secondary{color:#e4f1f8;background:rgba(8,27,45,.64);border:1px solid rgba(103,232,249,.26)}.case-btn-secondary:hover{border-color:#67e8f9}.case-btn-play{font-size:.73rem}
.case-proof{display:flex;flex-wrap:wrap;gap:10px;margin-top:1.7rem}.case-proof span{display:inline-flex;align-items:baseline;gap:.35rem;padding:.45rem .7rem;border-radius:999px;border:1px solid rgba(103,232,249,.17);background:rgba(6,19,33,.55);color:#a8bfd1;font-family:var(--mono);font-size:.72rem}.case-proof strong{color:#67e8f9;font-size:.94rem}
.case-page main section{padding:clamp(70px,8vw,106px) 0}.case-section-head{max-width:780px;margin-bottom:2rem}.case-section-head h2,.case-finish h2,.case-cta h2{font-size:clamp(2.35rem,4.6vw,4rem);letter-spacing:-.045em;margin:.75rem 0 1rem}.case-section-head p,.case-finish p,.case-cta p{color:var(--case-muted);font-size:1.07rem;max-width:68ch}
.case-film{display:block}.case-poster{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;border-radius:18px;border:1px solid rgba(103,232,249,.2);background:#030d17;box-shadow:0 34px 90px -38px rgba(0,0,0,.88)}
.case-poster::after{content:"";position:absolute;z-index:2;inset:0;background:linear-gradient(0deg,rgba(3,13,23,.48),transparent 45%);transition:opacity .2s ease}.case-poster img{width:100%;height:100%;object-fit:cover;display:block;transition:opacity .2s ease}.case-poster .play{z-index:4;width:78px;height:78px;background:rgba(6,19,33,.64);border-color:rgba(255,255,255,.7);transition:opacity .2s ease,background .18s ease}.case-poster:hover .play{background:#1fb2d1}.case-poster-chip{position:absolute;z-index:4;left:22px;bottom:20px;padding:.42rem .68rem;border-radius:8px;color:#dcebf5;background:rgba(6,19,33,.76);font-family:var(--mono);font-size:.76rem;backdrop-filter:blur(7px)}
.case-preview-frame{position:absolute;z-index:1;inset:0;width:100%;height:100%;border:0;opacity:0;pointer-events:none;transition:opacity .12s ease;background:#030d17}.case-video-preview:hover .case-preview-frame,.case-video-preview:focus-visible .case-preview-frame{opacity:1}.case-video-preview:hover>img,.case-video-preview:hover .play,.case-video-preview:focus-visible>img,.case-video-preview:focus-visible .play{opacity:0}.case-video-preview:hover::after,.case-video-preview:focus-visible::after{opacity:.14}.case-video-preview:hover .case-poster-chip,.case-video-preview:focus-visible .case-poster-chip{background:rgba(6,19,33,.88)}.case-live-dot{display:inline-block;width:7px;height:7px;margin-right:7px;border-radius:50%;background:#67e8f9;box-shadow:0 0 12px rgba(103,232,249,.9)}
.case-flow{background:linear-gradient(180deg,#071726,#0a1c30);border-top:1px solid rgba(103,232,249,.09);border-bottom:1px solid rgba(103,232,249,.09)}
.case-flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.case-flow-grid article{position:relative;min-height:255px;padding:26px 23px;border-radius:14px;border:1px solid rgba(103,232,249,.13);background:linear-gradient(145deg,rgba(13,36,59,.9),rgba(6,19,33,.78))}.case-flow-grid article::after{content:"";position:absolute;left:23px;right:23px;top:0;height:2px;background:linear-gradient(90deg,#67e8f9,transparent)}.case-flow-grid article>span{color:#67e8f9;font-family:var(--mono);font-size:.72rem}.case-flow-grid h3{font-size:1.38rem;line-height:1.1;margin:.85rem 0 .7rem}.case-flow-grid p{color:var(--case-muted);font-size:.93rem}
.case-impact{display:block}.case-impact-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.case-impact-grid>div{display:grid;align-content:space-between;min-height:190px;padding:25px;border:1px solid rgba(103,232,249,.16);border-radius:14px;background:linear-gradient(150deg,#0d243b,#081a2d)}.case-impact-grid strong{color:#67e8f9;font-family:var(--mono);font-size:clamp(2.6rem,4.7vw,4.25rem);line-height:1;letter-spacing:-.06em}.case-impact-grid span{max-width:20ch;color:#b6cad9;font-size:.9rem;line-height:1.45}.case-reconciliation{display:grid;grid-template-columns:auto 1fr;align-items:center;gap:25px;margin-top:14px;padding:26px 30px;border:1px solid rgba(167,139,250,.24);border-radius:14px;background:linear-gradient(110deg,rgba(167,139,250,.13),rgba(10,28,48,.88) 52%,rgba(103,232,249,.08))}.case-reconciliation>strong{color:#c4b5fd;font-family:var(--mono);font-size:clamp(3rem,6vw,5rem);line-height:1;letter-spacing:-.07em}.case-reconciliation span{display:block;color:#f4fbff;font-size:1.28rem;font-weight:780}.case-reconciliation p{margin:.35rem 0 0;color:#9fb6c8;max-width:72ch}
.case-evidence-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.case-evidence-grid>div{display:grid;gap:.48rem;padding:25px;border:1px solid rgba(103,232,249,.13);border-radius:14px;background:#0a1c30}.case-evidence-grid strong{font-size:1.12rem}.case-evidence-grid span{color:var(--case-muted)}
.case-finish{background:radial-gradient(80% 130% at 70% 25%,rgba(103,232,249,.08),transparent 58%),#071726;border-top:1px solid rgba(103,232,249,.1)}
.case-finish-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(40px,7vw,90px);align-items:center}.case-finish-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.case-finish-stats span{display:grid;gap:.25rem;padding:20px;border:1px solid rgba(103,232,249,.14);border-radius:12px;background:rgba(10,28,48,.8);color:#91a9bc;font-size:.82rem}.case-finish-stats strong{color:#f4fbff;font-family:var(--mono);font-size:1.02rem}
.case-cta{background:linear-gradient(135deg,#0c2942,#071726)}.case-cta>.wrap{display:flex;align-items:center;justify-content:space-between;gap:32px}.case-cta h2{margin-bottom:.7rem}.case-footer{border-top:1px solid rgba(103,232,249,.12);background:#04101d;color:#7894aa}.case-footer .wrap{font-size:.72rem}

/* SDA / SRS CSR AI — human-gated customer-support system */
.csr-page{--csr-gate:#fbbf24;background:#05070c}.csr-page main{background:radial-gradient(70% 42% at 88% 8%,rgba(103,232,249,.055),transparent 70%),#05070c}
.csr-showcase-card{background:linear-gradient(145deg,#050b13,#071827 58%,#11142e)}.csr-showcase-card .showcase-card-art img{object-position:64% 50%;filter:saturate(.98) contrast(1.06) brightness(.88)}.csr-showcase-card .showcase-card-art::after{background:linear-gradient(90deg,transparent 42%,rgba(4,10,18,.82))}.csr-showcase-card .showcase-card-badge{color:#ffe09a;border-color:rgba(251,191,36,.42);background:rgba(5,10,18,.82)}.csr-showcase-card .showcase-card-copy{color:#f4fbff}.csr-showcase-card .showcase-card-lede{color:#a9bdcf}.csr-showcase-card .showcase-card-link{color:#67e8f9}
.csr-hero{min-height:880px;background:#05070c}.csr-hero-art{inset:0;opacity:.94}.csr-hero-art img{object-position:64% 50%;filter:saturate(.97) contrast(1.08) brightness(.82)}.csr-hero-shade{background:linear-gradient(90deg,#05070c 0%,rgba(5,7,12,.997) 31%,rgba(5,8,14,.92) 47%,rgba(5,9,16,.22) 75%,rgba(5,7,12,.34) 100%),linear-gradient(0deg,#05070c 0%,rgba(5,7,12,.76) 13%,transparent 42%)}.csr-hero .case-hero-grid{min-height:755px;padding-top:54px;padding-bottom:110px}.csr-hero .case-hero-copy{max-width:735px}.csr-hero h1{font-size:clamp(3.3rem,5.9vw,5.65rem);max-width:860px}.csr-hero h1 span{color:#77eeff;text-shadow:0 0 38px rgba(103,232,249,.14)}.csr-page .case-kicker{color:#67e8f9}.csr-page .case-proof span{background:rgba(5,10,18,.68);backdrop-filter:blur(9px)}.csr-page .case-proof span:nth-child(2){border-color:rgba(251,191,36,.26)}.csr-page .case-proof span:nth-child(2) strong{color:#fbbf24}.csr-poster{border-color:rgba(103,232,249,.26);box-shadow:0 42px 110px -48px rgba(0,0,0,.96),0 0 0 1px rgba(103,232,249,.035)}.csr-flow{position:relative;overflow:hidden;background:radial-gradient(65% 110% at 88% 15%,rgba(167,139,250,.12),transparent 60%),linear-gradient(180deg,#06121f,#091d30)}.csr-flow::before{position:absolute;inset:0;content:"";background:linear-gradient(rgba(103,232,249,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(103,232,249,.025) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(90deg,transparent,#000 18%,#000 82%,transparent)}.csr-flow .wrap{position:relative}.csr-flow .case-flow-grid article:nth-child(2)::after{background:linear-gradient(90deg,#fbbf24,transparent)}.csr-flow .case-flow-grid article:nth-child(2)>span{color:#fbbf24}
.csr-boundary{display:grid;grid-template-columns:minmax(0,.88fr) minmax(520px,1.12fr);gap:clamp(42px,7vw,90px);align-items:center}.csr-boundary h2{font-size:clamp(2.4rem,4.7vw,4.15rem);letter-spacing:-.048em;margin:.75rem 0 1rem}.csr-boundary p{max-width:62ch;color:#a9bdcf;font-size:1.08rem}.csr-boundary-sequence{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:10px;align-items:center}.csr-boundary-sequence>span{display:grid;align-content:center;gap:.4rem;min-height:190px;padding:22px;border:1px solid rgba(103,232,249,.14);border-radius:15px;background:linear-gradient(145deg,#0a1c30,#07121f)}.csr-boundary-sequence b{color:#7894aa;font-family:var(--mono);font-size:.68rem}.csr-boundary-sequence strong{font-size:1.04rem;line-height:1.2}.csr-boundary-sequence small{color:#809bad;line-height:1.45}.csr-boundary-sequence>i{color:#496a7f;font-style:normal}.csr-boundary-sequence .is-human{border-color:rgba(251,191,36,.31);background:linear-gradient(145deg,rgba(251,191,36,.09),#07121f)}.csr-boundary-sequence .is-human b{color:#fbbf24}.csr-boundary-sequence .is-ai{border-color:rgba(103,232,249,.34);box-shadow:0 25px 60px -45px rgba(103,232,249,.65)}.csr-boundary-sequence .is-ai b{color:#67e8f9}
.csr-capability{background:radial-gradient(70% 120% at 15% 20%,rgba(103,232,249,.07),transparent 60%),#07121f;border-top:1px solid rgba(103,232,249,.1);border-bottom:1px solid rgba(103,232,249,.1)}.csr-capability-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.csr-capability-grid article{display:grid;gap:.5rem;min-height:165px;align-content:start;padding:24px;border:1px solid rgba(103,232,249,.13);border-radius:14px;background:linear-gradient(145deg,rgba(12,35,55,.9),rgba(5,11,20,.94))}.csr-capability-grid article:nth-child(2),.csr-capability-grid article:nth-child(5){border-color:rgba(167,139,250,.2)}.csr-capability-grid strong{font-size:1.15rem}.csr-capability-grid span{color:#98afc0}
.csr-chapters{display:block}.csr-chapter-list{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:0;padding:0;list-style:none}.csr-chapter-list li{display:grid;grid-template-columns:74px 1fr;gap:18px;min-width:0;padding:22px;border:1px solid rgba(103,232,249,.13);border-radius:13px;background:#091724}.csr-chapter-list time{color:#67e8f9;font-family:var(--mono);font-weight:800}.csr-chapter-list span{display:grid;gap:.28rem}.csr-chapter-list strong{font-size:1.02rem}.csr-chapter-list small{color:#819cad;line-height:1.5}.csr-transcript-link{margin-top:18px}.csr-transcript-link a,.csr-watch-links a{display:inline-flex;min-height:44px;align-items:center;padding:.55rem .75rem;border:1px solid rgba(103,232,249,.2);border-radius:9px;color:#67e8f9;text-decoration:none;font-family:var(--mono);font-size:.72rem}.csr-transcript-link a:hover,.csr-watch-links a:hover{border-color:#67e8f9;background:rgba(103,232,249,.06)}.csr-cta{background:radial-gradient(70% 130% at 82% 10%,rgba(167,139,250,.14),transparent 60%),linear-gradient(135deg,#0a2941,#05070c)}
.csr-watch-page{min-height:100svh;background:radial-gradient(80% 92% at 50% 0%,#102c45 0%,#071522 45%,#05070c 100%);color:#edfaff}.csr-watch-page .case-nav{max-width:1200px}.csr-watch-shell{max-width:1200px;padding-bottom:88px}.csr-watch-page .player{border-radius:20px;border-color:rgba(103,232,249,.25);box-shadow:0 42px 115px -48px rgba(0,0,0,.96)}.csr-watch-page .watch-meta h1{width:100%;font-size:clamp(2.2rem,4.8vw,4.25rem);letter-spacing:-.045em}.csr-watch-page .watch-note{max-width:75ch;color:#a9bdcf;font-size:1rem}.csr-watch-proof{display:flex;flex-wrap:wrap;gap:8px;margin-top:1.15rem}.csr-watch-proof span{padding:.42rem .62rem;border:1px solid rgba(103,232,249,.16);border-radius:999px;background:rgba(5,10,18,.58);color:#91aabd;font-family:var(--mono);font-size:.64rem;text-transform:uppercase}.csr-watch-proof span:nth-child(2){border-color:rgba(251,191,36,.25);color:#dfc173}.csr-watch-links{display:flex;flex-wrap:wrap;gap:9px;margin-top:1.1rem}

@media (max-width:900px){
  .csr-boundary{grid-template-columns:1fr}.csr-boundary-sequence{max-width:700px}.csr-capability-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  .csr-page .csr-hero-art{inset:0 0 48% 0;opacity:.78}.csr-page .csr-hero-art img{object-position:68% 50%}.csr-page .csr-hero-shade{background:linear-gradient(0deg,#05070c 7%,rgba(5,7,12,.99) 45%,rgba(5,7,12,.22) 100%),linear-gradient(90deg,#05070c 0%,transparent 72%)}.csr-page .csr-hero .case-hero-grid{min-height:900px;padding-top:345px;padding-bottom:64px}.csr-boundary-sequence{grid-template-columns:1fr}.csr-boundary-sequence>i{transform:rotate(90deg);justify-self:center}.csr-chapter-list{grid-template-columns:1fr}.csr-watch-page .case-nav{padding-left:22px;padding-right:22px}.csr-watch-shell{padding-bottom:58px}
}
@media (max-width:480px){
  .csr-showcase-card .showcase-card-badge{left:14px;right:14px;top:14px;font-size:.61rem;line-height:1.35}.csr-page .csr-hero .case-hero-grid{min-height:890px;padding-top:285px}.csr-page .csr-hero-art{inset:0 0 58% 0}.csr-capability-grid{grid-template-columns:1fr}.csr-boundary-sequence>span{min-height:145px}.csr-chapter-list li{grid-template-columns:1fr;gap:7px;padding:19px}.csr-watch-page .case-nav{padding-left:16px;padding-right:16px}.csr-watch-links{display:grid}.csr-watch-links a{width:100%}
}

/* Investment Intelligence — full-stack predictive system */
.intel-page{--intel-amber:#f4bd69;--intel-cyan:#70e8f1;--intel-violet:#a78bfa;background:#03111f}
.intel-page main{background:radial-gradient(circle at 90% 10%,rgba(74,174,210,.055),transparent 28%),#03111f}
.intel-showcase-card{background:linear-gradient(145deg,#071c2d,#061321 58%,#0a2033)}
.intel-showcase-card .showcase-card-art img{object-position:59% 50%;filter:saturate(.92) contrast(1.06)}
.intel-showcase-card .showcase-card-art::after{background:linear-gradient(90deg,transparent 45%,rgba(3,17,31,.75))}
.intel-showcase-card .showcase-card-badge{color:#c9f9fb;border-color:rgba(112,232,241,.34);background:rgba(3,17,31,.76)}
.intel-showcase-card .showcase-card-copy{color:#f4fbff}.intel-showcase-card .showcase-card-lede{color:#9fb6c8}.intel-showcase-card .showcase-card-link{color:#70e8f1}
.intel-hero{min-height:900px;background:#03111f}
.intel-page .case-hero-art{inset:0;opacity:.92}.intel-page .case-hero-art img{object-position:58% 50%;filter:saturate(.92) contrast(1.08) brightness(.88)}
.intel-page .case-hero-shade{background:linear-gradient(90deg,#03111f 0%,rgba(3,17,31,.995) 31%,rgba(3,17,31,.91) 47%,rgba(3,17,31,.24) 72%,rgba(3,17,31,.24) 100%),linear-gradient(0deg,#03111f 0%,rgba(3,17,31,.8) 11%,transparent 37%)}
.intel-page .case-nav{padding-top:28px}.intel-page .case-brand-mark{background:linear-gradient(145deg,#d9fcff,#70e8f1 54%,#a78bfa)}
.intel-page .case-hero-grid{min-height:775px;padding-top:54px;padding-bottom:110px}.intel-page .case-hero-copy{max-width:735px}
.intel-page .case-hero h1{font-size:clamp(3.2rem,5.7vw,5.45rem);max-width:820px}.intel-page .case-hero h1 span{color:#b7f6f8;text-shadow:0 0 38px rgba(112,232,241,.12)}
.intel-page .case-hero-copy>p{max-width:61ch;color:#b5c9d6}.intel-page .case-btn-primary{background:linear-gradient(135deg,#d4fcff,#70e8f1 56%,#a78bfa)}
.intel-page .case-proof span{border-color:rgba(112,232,241,.2);background:rgba(3,17,31,.66);backdrop-filter:blur(10px)}.intel-page .case-proof strong{color:#70e8f1}
.intel-page .case-film{padding-top:clamp(80px,9vw,122px)}.intel-page .case-poster{border-color:rgba(112,232,241,.28);box-shadow:0 40px 110px -45px rgba(0,0,0,.92),0 0 0 1px rgba(112,232,241,.035)}
.intel-flow{position:relative;background:radial-gradient(70% 110% at 85% 15%,rgba(167,139,250,.11),transparent 58%),linear-gradient(180deg,#061827,#092138);overflow:hidden}
.intel-flow::before{position:absolute;inset:0;content:"";background:linear-gradient(rgba(112,232,241,.024) 1px,transparent 1px),linear-gradient(90deg,rgba(112,232,241,.024) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(90deg,transparent,#000 20%,#000 80%,transparent)}
.intel-flow .wrap{position:relative}.intel-flow-grid{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:13px}
.intel-flow-grid::before{position:absolute;top:31px;left:6%;right:6%;height:1px;content:"";background:linear-gradient(90deg,#70e8f1,rgba(112,232,241,.48),#a78bfa,rgba(244,189,105,.72));box-shadow:0 0 14px rgba(112,232,241,.22)}
.intel-flow-grid article{position:relative;min-height:300px;padding:25px 21px;border-radius:16px;border:1px solid rgba(112,232,241,.13);background:linear-gradient(145deg,rgba(12,42,62,.87),rgba(3,17,31,.88));box-shadow:inset 0 1px 0 rgba(255,255,255,.025);transition:transform .22s ease,border-color .22s ease,background .22s ease}
.intel-flow-grid article:hover{transform:translateY(-3px);border-color:rgba(112,232,241,.32);background:linear-gradient(145deg,rgba(15,51,72,.95),rgba(4,21,36,.94))}
.intel-flow-grid article::after{content:"";position:absolute;left:21px;right:21px;top:0;height:2px;background:linear-gradient(90deg,#70e8f1,#a78bfa,transparent)}
.intel-flow-grid article>span{position:relative;z-index:1;display:grid;place-items:center;width:30px;height:30px;border:1px solid rgba(112,232,241,.28);border-radius:50%;background:#061827;color:#70e8f1;font-family:var(--mono);font-size:.66rem;box-shadow:0 0 0 6px #071b2c}
.intel-flow-grid h3{font-size:1.2rem;line-height:1.13;margin:1.05rem 0 .7rem}.intel-flow-grid p{color:#91aabd;font-size:.88rem}
.intel-impact-grid>div{border-color:rgba(112,232,241,.14);background:linear-gradient(150deg,rgba(12,42,62,.82),rgba(4,21,36,.94));box-shadow:inset 0 1px 0 rgba(255,255,255,.025)}
.intel-impact-grid>div:nth-child(4){border-color:rgba(244,189,105,.28)}.intel-impact-grid>div:nth-child(4) strong{color:#f4bd69}
.intel-signature{grid-template-columns:auto 1fr;align-items:stretch;margin-top:18px;padding:0;overflow:hidden;border-color:rgba(244,189,105,.28);background:linear-gradient(110deg,rgba(244,189,105,.08),rgba(9,33,52,.94) 45%,rgba(112,232,241,.07))}
.intel-signature-mark{display:grid;place-items:center;min-width:180px;padding:32px;color:#071827;background:linear-gradient(145deg,#f8d79b,#f4bd69);font-family:var(--mono);font-size:clamp(3rem,7vw,5.2rem);font-weight:900;letter-spacing:-.07em;text-shadow:0 1px rgba(255,255,255,.3)}
.intel-signature>div{padding:29px 31px}.intel-signature>div>span{font-size:clamp(1.45rem,2.4vw,2rem)}.intel-signature p{max-width:76ch}.intel-signature a{display:inline-flex;margin-top:.85rem;color:#f4bd69;font-weight:750;text-decoration:none}.intel-signature a:hover{text-decoration:underline}
.intel-model{background:radial-gradient(70% 110% at 15% 20%,rgba(112,232,241,.085),transparent 64%),#061827;border-top:1px solid rgba(112,232,241,.11);border-bottom:1px solid rgba(112,232,241,.11)}
.intel-model-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(400px,.95fr);gap:clamp(40px,7vw,90px);align-items:center}.intel-model-grid .case-section-head{margin-bottom:0}
.intel-model-card{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;padding:12px;border:1px solid rgba(112,232,241,.19);border-radius:18px;background:rgba(3,17,31,.76);box-shadow:0 34px 90px -46px rgba(0,0,0,.94),inset 0 1px 0 rgba(255,255,255,.03);backdrop-filter:blur(16px)}
.intel-model-card>div{display:grid;gap:.45rem;min-height:112px;align-content:center;padding:20px;border:1px solid rgba(112,232,241,.11);border-radius:12px;background:linear-gradient(145deg,rgba(13,45,65,.88),rgba(5,24,40,.78))}
.intel-model-card span{color:#7894aa;font-family:var(--mono);font-size:.66rem;letter-spacing:.14em}.intel-model-card strong{color:#f4fbff;font-size:1.16rem}.intel-model-card .intel-model-state{grid-column:1/-1;border-color:rgba(244,189,105,.3);background:linear-gradient(100deg,rgba(244,189,105,.1),rgba(13,45,65,.86))}.intel-model-state strong{color:#f4bd69;font-family:var(--mono);font-size:1.08rem}
.intel-milestone{background:linear-gradient(145deg,#071c2d,#09263b);border-bottom:1px solid rgba(112,232,241,.1)}
.intel-milestone-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(40px,7vw,90px);align-items:start}.intel-milestone h2{font-size:clamp(2.35rem,4.6vw,4rem);letter-spacing:-.045em;margin:.75rem 0 0}.intel-milestone p{color:#adc2cf;font-size:1.08rem;line-height:1.65}.intel-milestone strong{display:block;margin-top:1.2rem;color:#f4bd69;font-size:1.24rem}
.intel-evidence-grid{grid-template-columns:repeat(3,1fr)}.intel-evidence-grid>div{min-height:155px;align-content:start;background:linear-gradient(145deg,rgba(11,40,59,.86),rgba(4,21,36,.92))}.intel-evidence-grid>div:nth-child(3n){border-color:rgba(167,139,250,.22)}
.intel-finish{background:radial-gradient(80% 130% at 70% 25%,rgba(112,232,241,.085),transparent 58%),#061827}.intel-proof-console{display:grid;gap:10px;padding:12px;border:1px solid rgba(112,232,241,.16);border-radius:18px;background:rgba(3,17,31,.66)}
.intel-proof-console>div{display:grid;grid-template-columns:auto 1fr;column-gap:14px;padding:18px;border:1px solid rgba(112,232,241,.1);border-radius:12px;background:linear-gradient(145deg,rgba(12,42,62,.84),rgba(4,21,36,.9))}.intel-proof-console span{grid-row:1/3;color:#70e8f1;font-family:var(--mono);font-size:.7rem}.intel-proof-console strong{color:#f4fbff}.intel-proof-console small{color:#91aabd;line-height:1.4}
.intel-cta{background:radial-gradient(70% 130% at 80% 10%,rgba(167,139,250,.13),transparent 60%),linear-gradient(135deg,#0b2c45,#061827)}.intel-cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
.intel-watch-page{min-height:100svh;background:radial-gradient(80% 90% at 50% 0%,#0c2d45 0%,#061827 48%,#03111f 100%)}
.intel-watch-nav{display:flex;align-items:center;justify-content:space-between;padding-top:24px;padding-bottom:18px}.intel-watch-shell{max-width:1200px;padding-bottom:90px}.intel-watch-page .backlink{color:#8fa9bf}.intel-watch-page .player-wrap{margin:14px 0 25px}.intel-watch-page .player{border-radius:20px;border-color:rgba(112,232,241,.24);box-shadow:0 40px 110px -45px rgba(0,0,0,.95),0 0 0 1px rgba(112,232,241,.035)}
.intel-watch-copy{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(320px,.75fr);gap:36px;align-items:start}.intel-watch-page .watch-meta{display:grid;grid-template-columns:auto 1fr;align-items:center}.intel-watch-page .watch-meta h1{grid-column:1/-1;margin-top:.45rem;font-size:clamp(2.2rem,4.6vw,4.2rem);letter-spacing:-.045em}.intel-watch-page .watch-sub{grid-column:1/-1;color:#8fa9bf}.intel-watch-page .watch-note{max-width:55ch;color:#aec3d0;font-size:1rem;line-height:1.6}.intel-watch-proof{display:flex;flex-wrap:wrap;gap:8px;margin-top:1.15rem}.intel-watch-proof span{padding:.42rem .62rem;border:1px solid rgba(112,232,241,.16);border-radius:999px;background:rgba(3,17,31,.55);color:#90adbc;font-family:var(--mono);font-size:.64rem;text-transform:uppercase}.intel-watch-page .case-footer{margin-top:auto}

/* Web UI to IDE/CLI — durable project-partner demonstration */
.method-page{--method-cyan:#67e8f9;--method-violet:#9c8cff;--method-ember:#ff8b55;background:#050a12;color:#f7fbff}
.method-page main{background:radial-gradient(70% 45% at 88% 8%,rgba(103,232,249,.05),transparent 70%),#050a12}
.method-showcase-card{background:linear-gradient(145deg,#071321,#09172a 58%,#111333)}
.method-showcase-card .showcase-card-art img{object-position:50% 50%;filter:saturate(1.04) contrast(1.04)}
.method-showcase-card .showcase-card-art::after{background:linear-gradient(90deg,transparent 42%,rgba(4,10,18,.82))}
.method-showcase-card .showcase-card-badge{color:#d7fbff;border-color:rgba(103,232,249,.36);background:rgba(4,10,18,.78)}
.method-showcase-card .showcase-card-copy{color:#f7fbff}.method-showcase-card .showcase-card-lede{color:#a9bdcf}.method-showcase-card .showcase-card-link{color:#67e8f9}
.method-hero{min-height:900px;background:#050a12}
.method-hero-art{inset:0;opacity:.88}.method-hero-art img{object-position:68% 50%;filter:saturate(1.05) contrast(1.05) brightness(.78)}
.method-hero-shade{background:linear-gradient(90deg,#050a12 0%,rgba(5,10,18,.995) 31%,rgba(5,10,18,.89) 48%,rgba(5,10,18,.22) 76%,rgba(5,10,18,.38) 100%),linear-gradient(0deg,#050a12 0%,rgba(5,10,18,.7) 15%,transparent 42%)}
.method-hero .case-hero-grid{min-height:775px;padding-top:55px;padding-bottom:115px}.method-hero .case-hero-copy{max-width:730px}
.method-hero h1{font-size:clamp(3.35rem,6vw,5.7rem);max-width:830px}.method-hero h1 span{color:#75efff;text-shadow:0 0 38px rgba(103,232,249,.13)}
.method-hero .case-brand-mark{background:linear-gradient(145deg,#dafdff,#67e8f9 51%,#9c8cff)}
.method-film{padding-top:clamp(82px,9vw,124px)}.method-poster{border-color:rgba(103,232,249,.25);box-shadow:0 40px 115px -50px rgba(0,0,0,.98),0 0 0 1px rgba(103,232,249,.04)}
.method-flow{position:relative;background:radial-gradient(75% 120% at 84% 12%,rgba(156,140,255,.11),transparent 58%),linear-gradient(180deg,#07111f,#09182a);overflow:hidden}
.method-flow::before{position:absolute;inset:0;content:"";background:linear-gradient(rgba(103,232,249,.026) 1px,transparent 1px),linear-gradient(90deg,rgba(103,232,249,.026) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(90deg,transparent,#000 18%,#000 82%,transparent)}
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.method-flow-grid article{position:relative;min-height:215px;padding:27px 25px;border-radius:15px;border:1px solid rgba(103,232,249,.14);background:linear-gradient(145deg,rgba(12,34,55,.9),rgba(5,10,18,.88));box-shadow:inset 0 1px 0 rgba(255,255,255,.025)}
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