/* ============================================================
   RILLIX STUDIO - Redesign v3.1 · DARK-FIRST ("YouTube feel")
   Skills: rillix-brand v2.0 (dominant) · design-taste-frontend ·
   ui-patterns-mobbin · design-taste-vocabulary
   Primary: black #0F0F0F · Secondary: Signal Red · White is scarce
   Token names unchanged from v3 - values inverted for dark.
   ============================================================ */
:root{
  /* inverted neutral ramp - same names, dark values */
  --paper:#0F0F0F;      /* page base (YouTube dark) */
  --surface:#161619;    /* alternate sections */
  --gray-100:#1E1E22;   /* fills, ghost hover */
  --gray-200:#27272C;   /* hairlines */
  --gray-300:#35353B;   /* input borders, hover hairlines */
  --gray-400:#6B6B74;   /* placeholders, indices */
  --gray-500:#9B9BA3;   /* secondary text */
  --gray-600:#C9C9CE;   /* strong secondary text */
  --ink:#F5F5F6;        /* primary text (was black, now off-white) */
  --ink-soft:#FFFFFF;
  --red:#E63946; --red-hover:#D12C3A; --red-deep:#F0596A;
  --red-tint:rgba(230,57,70,.12); --red-glow:rgba(230,57,70,.16);
  --d-bg:#0A0A0B; --d-surface:#17171A; --d-hairline:rgba(255,255,255,.09);
  --d-hairline-hover:rgba(255,255,255,.18); --d-text:#F5F5F6; --d-muted:#8E8E96;
  --font-display:'Satoshi','General Sans','Inter',sans-serif;
  --font-body:'Inter',sans-serif;
  --font-mono:'Geist Mono',monospace;
  --tracking-display:-0.03em;
  --container:1160px;
  --ease:cubic-bezier(.2,.6,.2,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);font-size:15px;line-height:1.6;color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased;padding-top:64px}
::selection{background:var(--red);color:#fff}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;line-height:1.08;letter-spacing:-0.02em;color:var(--ink)}
a{color:inherit;text-decoration:none}
img,svg{display:block}
.wrap{max-width:var(--container);margin:0 auto;padding:0 64px}
section{padding:120px 0}
.mono{font-family:var(--font-mono)}

.kicker{font-family:var(--font-mono);font-size:12px;text-transform:uppercase;letter-spacing:.12em;color:var(--red-deep);display:flex;align-items:center;gap:12px;margin-bottom:24px}
.kicker::after{content:"";height:1px;width:48px;background:var(--gray-300)}
.kicker.quiet{color:var(--gray-500)}
.kicker.center{justify-content:center}
.kicker.center::after{display:none}
.sec-head h2{font-size:clamp(32px,4vw,52px);letter-spacing:-0.03em;max-width:820px}
.sec-head .sub{font-size:17px;color:var(--gray-500);max-width:640px;margin-top:20px;line-height:1.65}
.sec-head .sub strong{color:var(--ink);font-weight:500}
.sec-head-row{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap}

/* reveal */
.rv{opacity:0;transform:translateY(16px);transition:opacity 480ms var(--ease),transform 480ms var(--ease)}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}.rv{opacity:1;transform:none}}

/* ============ Buttons & links ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:500;cursor:pointer;white-space:nowrap;border-radius:6px;border:1px solid transparent;transition:background 180ms var(--ease),border-color 180ms var(--ease),color 180ms var(--ease),transform 180ms var(--ease)}
.btn:active{transform:translateY(1px)}
.btn:focus-visible{outline:2px solid var(--red);outline-offset:2px}
.btn-sm{height:34px;padding:0 16px;font-size:13px}
.btn-md{height:42px;padding:0 22px;font-size:15px}
.btn-lg{height:50px;padding:0 30px;font-size:16px}
.btn-primary{background:#FFFFFF;color:#0F0F0F}
.btn-primary:hover{background:#E4E4E7}
.btn-accent{background:var(--red);color:#fff}
.btn-accent:hover{background:var(--red-hover)}
.btn-secondary{background:transparent;color:var(--ink);border-color:var(--gray-300)}
.btn-secondary:hover{border-color:var(--gray-400);background:var(--gray-100)}
.btn-dark-outline{background:transparent;color:var(--d-text);border-color:var(--d-hairline-hover)}
.btn-dark-outline:hover{border-color:rgba(255,255,255,.4)}
.btn .arr{transition:transform 180ms var(--ease)}
.btn:hover .arr{transform:translateX(3px)}
.tlink{font-weight:500;font-size:15px;color:var(--ink);background-image:linear-gradient(var(--red),var(--red));background-size:0% 1px;background-repeat:no-repeat;background-position:0 100%;transition:background-size 240ms var(--ease);padding-bottom:2px;display:inline-flex;align-items:center;gap:6px}
.tlink:hover{background-size:100% 1px}
.tlink .arr{transition:transform 180ms var(--ease)}
.tlink:hover .arr{transform:translateX(3px)}
.tlink.on-dark{color:var(--d-text)}

/* ============ Nav (black, red CTA) ============ */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;height:64px;display:flex;align-items:center;background:rgba(10,10,11,.9);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:border-color 240ms var(--ease)}
.nav.scrolled{border-bottom-color:var(--d-hairline)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;width:100%}
.brand{font-family:var(--font-display);font-weight:600;font-size:17px;letter-spacing:-0.02em;display:flex;align-items:baseline;gap:3px;color:#fff}
.brand .dot{width:5px;height:5px;background:var(--red);display:inline-block}
.nav-links{display:flex;gap:34px}
.nav-links a{font-size:14px;color:var(--d-muted);transition:color 120ms var(--ease)}
.nav-links a:hover{color:#fff}
.nav-links a.active{color:#fff;font-weight:500;box-shadow:0 18px 0 -16px var(--red)}
.nav-cta{display:flex;gap:10px;align-items:center}
.menu-btn{display:none;background:none;border:none;cursor:pointer;padding:8px}
.menu-btn span{display:block;width:22px;height:1.5px;background:#fff;margin:5px 0;transition:transform 240ms var(--ease)}
.mobile-menu{display:none;position:fixed;inset:64px 0 0 0;background:var(--d-bg);z-index:99;padding:48px 24px;flex-direction:column;gap:8px}
.mobile-menu.open{display:flex}
.mobile-menu a{font-family:var(--font-display);font-weight:600;font-size:32px;letter-spacing:-0.02em;padding:12px 0;border-bottom:1px solid var(--d-hairline);color:var(--d-text);opacity:0;transform:translateY(16px);transition:opacity 480ms var(--ease),transform 480ms var(--ease)}
.mobile-menu.open a{opacity:1;transform:none}

/* ============ Heroes ============ */
.hero-light{position:relative;padding:136px 0 96px;overflow:hidden;background:radial-gradient(110% 80% at 50% 0%,rgba(230,57,70,.12) 0%,rgba(230,57,70,0) 60%)}
.ribbon{position:absolute;top:24%;left:-10%;width:120%;height:132px;background:var(--red);transform:rotate(-7deg);z-index:0;box-shadow:0 0 120px rgba(230,57,70,.35)}
.ribbon.tint{background:var(--red);opacity:.96}
.hero-light .wrap{position:relative;z-index:1}
.hero-light h1{font-size:clamp(42px,6vw,80px);letter-spacing:-0.035em;line-height:1;max-width:1060px;text-shadow:0 1px 24px rgba(0,0,0,.28)}
.hero-light h1 .sig{color:#FFFFFF}
.hero-lede{font-size:18px;color:var(--gray-500);max-width:600px;margin-top:32px;line-height:1.65}
.hero-lede strong{color:var(--ink);font-weight:500}
.hero-ctas{display:flex;gap:14px;margin-top:44px;flex-wrap:wrap}

.hero-dark{position:relative;padding:128px 0 96px;background:var(--d-bg);color:var(--d-text);overflow:hidden;border-bottom:1px solid var(--d-hairline)}
.hero-dark .kicker::after{background:rgba(255,255,255,.18)}
.hero-dark h1{font-size:clamp(40px,5.6vw,76px);letter-spacing:-0.035em;line-height:1.02;max-width:980px}
.hero-dark h1 .sig{color:var(--red-deep)}
.hero-dark .hero-lede{color:var(--d-muted)}
.hero-dark .hero-lede strong{color:var(--d-text)}

/* ============ Dark section scaffolding ============ */
.dark-sec{position:relative;overflow:hidden;background:var(--d-bg);color:var(--d-text);border-top:1px solid var(--d-hairline);border-bottom:1px solid var(--d-hairline)}
.dark-sec .kicker::after{background:rgba(255,255,255,.15)}
.dark-sec .sec-head h2{color:var(--d-text)}
.dark-sec .sec-head .sub{color:var(--d-muted)}
.dark-sec .sec-head .sub strong{color:var(--d-text)}
.alt-sec{background:var(--surface);border-top:1px solid var(--gray-200);border-bottom:1px solid var(--gray-200)}

/* ============ System strip ============ */
.sysband{background:var(--d-bg);color:var(--d-text);padding:56px 0;border-top:1px solid var(--d-hairline);border-bottom:1px solid var(--d-hairline)}
.sysband .head{display:flex;justify-content:space-between;align-items:baseline;font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:var(--d-muted);margin-bottom:36px}
.sysband .head .live{color:var(--red-deep);display:flex;align-items:center;gap:8px}
.sysband .head .live::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--red)}
.sysgrid{display:grid;grid-template-columns:repeat(5,1fr);gap:24px}
.sysitem .n{font-family:var(--font-mono);font-size:12px;color:var(--red-deep);letter-spacing:.08em}
.sysitem .t{font-family:var(--font-display);font-weight:600;font-size:17px;margin-top:10px;letter-spacing:-0.01em}
.sysitem .d{font-size:13px;color:var(--d-muted);margin-top:6px;line-height:1.55}

/* ============ Split (problem) ============ */
.split{display:grid;grid-template-columns:5fr 7fr;gap:24px;margin-top:64px}
.oldway,.osway{border:1px solid var(--gray-200);border-radius:6px;padding:40px}
.oldway{background:var(--surface)}
.osway{background:var(--d-bg);color:var(--d-text);border-color:rgba(230,57,70,.4);box-shadow:inset 0 1px 0 rgba(255,255,255,.05)}
.way-label{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.12em;margin-bottom:28px}
.oldway .way-label{color:var(--gray-400)}
.osway .way-label{color:var(--red-deep)}
.way-row{display:flex;gap:16px;align-items:baseline;padding:13px 0;border-bottom:1px solid var(--gray-200);font-size:15px}
.oldway .way-row{color:var(--gray-500)}
.osway .way-row{border-bottom-color:var(--d-hairline);color:var(--gray-600)}
.way-row:last-child{border-bottom:none}
.way-row .n{font-family:var(--font-mono);font-size:11px;flex-shrink:0;width:24px}
.oldway .n{color:var(--gray-400)}
.osway .n{color:var(--red-deep)}
.way-row.loop{color:var(--gray-400);font-size:13px}
.osway .way-row.loop{color:var(--d-muted)}

/* ============ Content OS flow ============ */
.flow{display:grid;grid-template-columns:4fr 8fr;gap:24px;margin-top:64px;align-items:stretch}
.flow-in,.flow-out{border:1px solid var(--gray-200);border-radius:6px;padding:40px;background:var(--d-surface);box-shadow:inset 0 1px 0 rgba(255,255,255,.05)}
.flow-in{display:flex;flex-direction:column;justify-content:space-between}
.flow-in .big{font-family:var(--font-display);font-weight:600;font-size:clamp(56px,6vw,84px);letter-spacing:-0.04em;line-height:1}
.flow-in .big em{font-style:normal;color:var(--red-deep)}
.flow-in .lab{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--gray-500);margin-top:16px;line-height:1.8}
.flow-out .lab{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--gray-500);margin-bottom:24px}
.assets{display:grid;grid-template-columns:repeat(2,1fr);gap:0 40px}
.asset{display:flex;justify-content:space-between;align-items:baseline;padding:11px 0;border-bottom:1px solid var(--gray-200);font-family:var(--font-mono);font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--gray-600)}
.flow-out .total{display:flex;justify-content:space-between;align-items:baseline;margin-top:28px;padding-top:20px;border-top:1px solid var(--ink)}
.flow-out .total .t{font-family:var(--font-display);font-weight:600;font-size:40px;letter-spacing:-0.03em}
.flow-out .total .t em{font-style:normal;color:var(--red-deep)}
.flow-out .total .lab2{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--gray-500);text-align:right;line-height:1.7}

/* ============ Steps ============ */
.steps{margin-top:64px}
.step{display:grid;grid-template-columns:72px 280px 1fr;gap:24px;padding:26px 0;border-bottom:1px solid var(--gray-200);align-items:baseline}
.step:first-child{border-top:1px solid var(--gray-200)}
.step .sn{font-family:var(--font-mono);font-size:12px;color:var(--red-deep);letter-spacing:.08em}
.step .st{font-family:var(--font-display);font-weight:600;font-size:19px;letter-spacing:-0.01em}
.step .sd{font-size:14px;color:var(--gray-500);line-height:1.65}
.dark-sec .step{border-color:var(--d-hairline)}
.dark-sec .step:first-child{border-top-color:var(--d-hairline)}
.dark-sec .step .sd{color:var(--d-muted)}

/* ============ Human + AI ============ */
.hai{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:64px}
.hai .col{border:1px solid var(--gray-200);border-radius:6px;padding:40px;background:var(--d-surface);box-shadow:inset 0 1px 0 rgba(255,255,255,.05)}
.hai h3{font-family:var(--font-mono);font-size:12px;font-weight:400;text-transform:uppercase;letter-spacing:.14em;margin-bottom:28px}
.hai .machine h3{color:var(--gray-500)}
.hai .human h3{color:var(--red-deep)}
.hai .human{border-color:rgba(230,57,70,.35)}
.hai-row{display:grid;grid-template-columns:110px 1fr;gap:16px;padding:14px 0;border-bottom:1px solid var(--gray-200);align-items:baseline}
.hai-row:last-child{border-bottom:none}
.hai-row .k{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--ink);font-weight:500}
.hai-row .v{font-size:14px;color:var(--gray-500);line-height:1.6}

/* ============ Case / stat cards ============ */
.case-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:64px}
.case-grid.three{grid-template-columns:repeat(3,1fr)}
.case-card{background:var(--d-surface);border:1px solid var(--d-hairline);border-radius:6px;padding:40px;box-shadow:inset 0 1px 0 rgba(255,255,255,.06);display:flex;flex-direction:column;transition:border-color 180ms var(--ease),transform 240ms var(--ease)}
.case-card:hover{border-color:var(--d-hairline-hover);transform:translateY(-2px)}
.case-card .tag-line{font-family:var(--font-mono);font-size:10px;text-transform:uppercase;letter-spacing:.12em;color:var(--d-muted);margin-bottom:32px}
.case-card .stat{font-family:var(--font-display);font-weight:600;font-size:clamp(52px,5.2vw,76px);letter-spacing:-0.04em;line-height:.95;color:var(--d-text)}
.case-card .stat em{font-style:normal;color:var(--red-deep)}
.case-card .stat-lab{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:var(--d-muted);margin-top:14px;line-height:1.8}
.case-card p{font-size:14px;color:var(--gray-600);line-height:1.65;margin-top:24px}
.case-card.flag{position:relative;background:var(--d-bg)}
.case-card.flag::before{content:"";position:absolute;inset:0;border-radius:6px;padding:1px;background:linear-gradient(135deg,rgba(230,57,70,.6),rgba(230,57,70,0) 40%,rgba(255,255,255,.15));-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}

/* ============ Index list ============ */
.idx-list{margin-top:64px}
.idx-row{display:grid;grid-template-columns:72px 1fr auto;gap:24px;align-items:center;padding:20px 0;border-bottom:1px solid var(--gray-200);transition:padding 240ms var(--ease)}
.idx-row:first-child{border-top:1px solid var(--gray-200)}
a.idx-row:hover{padding-left:12px}
.idx-row .n{font-family:var(--font-mono);font-size:12px;color:var(--gray-400);letter-spacing:.08em}
.idx-row .t{font-family:var(--font-display);font-weight:600;font-size:clamp(19px,2.2vw,28px);letter-spacing:-0.02em;transition:color 120ms var(--ease)}
a.idx-row:hover .t{color:var(--red-deep)}
.idx-row .arr{stroke:var(--gray-400);fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;transition:transform 180ms var(--ease),stroke 120ms var(--ease)}
a.idx-row:hover .arr{transform:translateX(4px);stroke:var(--ink)}

/* ============ Quotes ============ */
.quotes{display:grid;grid-template-columns:7fr 5fr;gap:48px;margin-top:64px}
.quote{border-left:2px solid var(--red);padding-left:40px}
.quote p{font-family:var(--font-display);font-weight:500;font-size:clamp(22px,2.6vw,30px);line-height:1.35;letter-spacing:-0.015em;color:var(--ink)}
.quote cite{display:block;font-style:normal;margin-top:24px;font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:var(--gray-500)}
.dark-sec .quote cite{color:var(--d-muted)}

/* ============ FAQ ============ */
.faq{margin-top:64px;max-width:820px}
details{border-bottom:1px solid var(--gray-200)}
details:first-of-type{border-top:1px solid var(--gray-200)}
summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:24px;padding:22px 0;font-family:var(--font-display);font-weight:600;font-size:18px;letter-spacing:-0.01em;color:var(--ink)}
summary::-webkit-details-marker{display:none}
summary .pm{font-family:var(--font-mono);font-size:16px;color:var(--gray-400);transition:color 120ms var(--ease)}
details[open] summary .pm{color:var(--red-deep)}
details .a{padding:0 0 24px;font-size:15px;color:var(--gray-500);line-height:1.7;max-width:60ch}

/* ============ Final CTA ============ */
.final{text-align:center;padding:150px 0}
.final h2{font-size:clamp(34px,4.4vw,58px);letter-spacing:-0.03em;max-width:760px;margin:0 auto;color:var(--d-text)}
.final h2 .sig{color:var(--red-deep)}
.final p{color:var(--d-muted);font-size:17px;max-width:560px;margin:28px auto 0;line-height:1.65}
.final .ctas{display:flex;gap:14px;justify-content:center;margin-top:44px;flex-wrap:wrap}

/* ============ Footer ============ */
.footer{background:#000000;color:var(--d-text);overflow:hidden;border-top:1px solid var(--d-hairline)}
.footer .ftop{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;padding:88px 0 56px}
.fbrand{font-family:var(--font-display);font-weight:600;font-size:20px;display:flex;align-items:baseline;gap:3px}
.fbrand .dot{width:5px;height:5px;background:var(--red)}
.ftag{font-size:13px;color:var(--d-muted);margin-top:14px;max-width:280px;line-height:1.65}
.footer h5{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--d-muted);font-weight:400;margin-bottom:18px}
.footer ul{list-style:none;display:flex;flex-direction:column;gap:11px}
.footer ul a{font-size:13px;color:#C9C9CE;transition:color 120ms var(--ease)}
.footer ul a:hover{color:#fff}
.fbottom{border-top:1px solid var(--d-hairline);padding:24px 0;display:flex;justify-content:space-between;align-items:center;font-family:var(--font-mono);font-size:11px;color:var(--d-muted);letter-spacing:.06em;text-transform:uppercase;flex-wrap:wrap;gap:12px}

/* ============ Tags ============ */
.tag{display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.08em;border:1px solid var(--gray-300);border-radius:4px;color:var(--gray-600);background:transparent}
.tag-red{border-color:rgba(230,57,70,.45);color:var(--red-deep);background:var(--red-tint)}
.tag-dark{border-color:var(--d-hairline-hover);color:#C9C9CE;background:transparent}
.taglist{display:flex;gap:8px;flex-wrap:wrap}

/* ============ Detail blocks (services/team) ============ */
.sysblock{border:1px solid var(--gray-200);border-radius:6px;padding:48px;margin-top:24px;background:var(--surface)}
.sysblock .kicker{margin-bottom:16px}
.sysblock h3{font-size:clamp(24px,2.8vw,34px);letter-spacing:-0.025em}
.sysblock .cols{display:grid;grid-template-columns:7fr 5fr;gap:48px;margin-top:36px}
.sysblock .lab{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:var(--gray-400);margin-bottom:10px}
.sysblock .body{font-size:15px;color:var(--gray-600);line-height:1.7;max-width:56ch}
.sysblock .field{margin-bottom:28px}
.sysblock .field:last-child{margin-bottom:0}
.sysblock .wf{font-family:var(--font-mono);font-size:12px;color:var(--gray-600);line-height:2;letter-spacing:.02em}
.sysblock .wf .a{color:var(--red-deep)}
.sysblock .cta-line{margin-top:32px}
.sysblock.dark{background:var(--d-surface);border-color:rgba(230,57,70,.35);color:var(--d-text);box-shadow:inset 0 1px 0 rgba(255,255,255,.06)}
.sysblock.dark .body{color:#C9C9CE}
.sysblock.dark .lab{color:var(--d-muted)}
.sysblock.dark .wf{color:#C9C9CE}
.sysblock.dark .tag{border-color:var(--d-hairline-hover);color:#C9C9CE;background:transparent}
.sysblock.dark .tlink{color:var(--d-text)}
.bigstat{font-family:var(--font-display);font-weight:600;font-size:56px;letter-spacing:-0.04em;line-height:1;color:var(--ink)}
.bigstat em{font-style:normal;color:var(--red-deep)}

/* ============ Stat rows ============ */
.statrow{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--gray-200);border-radius:6px;overflow:hidden;margin-top:64px;background:rgba(255,255,255,.02)}
.statrow .stat{padding:32px;border-right:1px solid var(--gray-200)}
.statrow .stat:last-child{border-right:none}
.statrow .n{font-family:var(--font-display);font-weight:600;font-size:clamp(32px,3.4vw,44px);letter-spacing:-0.03em;color:var(--ink)}
.statrow .n em{font-style:normal;color:var(--red-deep)}
.statrow .l{font-family:var(--font-mono);font-size:10px;text-transform:uppercase;letter-spacing:.1em;color:var(--gray-500);margin-top:10px;line-height:1.7}
.dark-sec .statrow,.hero-dark .statrow{border-color:var(--d-hairline)}
.dark-sec .statrow .stat,.hero-dark .statrow .stat{border-color:var(--d-hairline)}
.dark-sec .statrow .l,.hero-dark .statrow .l{color:var(--d-muted)}

/* ============ Data tables ============ */
.dtable{width:100%;border-collapse:collapse;font-size:14px;margin-top:48px;border:1px solid var(--gray-200);border-radius:6px;overflow:hidden}
.dtable th{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--gray-500);font-weight:400;text-align:left;padding:14px 20px;background:var(--gray-100);border-bottom:1px solid var(--gray-200)}
.dtable td{padding:14px 20px;border-bottom:1px solid var(--gray-200);color:var(--gray-500)}
.dtable tr:last-child td{border-bottom:none}
.dtable td:first-child{color:var(--ink);font-weight:500}
.dark-sec .dtable{border-color:var(--d-hairline)}
.dark-sec .dtable th{background:rgba(255,255,255,.03);border-color:var(--d-hairline);color:var(--d-muted)}
.dark-sec .dtable td{border-color:var(--d-hairline);color:#C9C9CE}
.dark-sec .dtable td:first-child{color:var(--d-text)}

/* ============ Work page ============ */
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-top:48px}
.filter{height:32px;padding:0 16px;display:inline-flex;align-items:center;font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.08em;border:1px solid var(--gray-300);border-radius:4px;background:transparent;color:var(--gray-600);cursor:pointer;transition:all 120ms var(--ease)}
.filter:hover{border-color:var(--gray-400)}
.filter.active{background:#FFFFFF;border-color:#FFFFFF;color:#0F0F0F}
.films{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:48px;align-items:start}
.film.featured{grid-column:1 / -1}
.film.featured .frame .play{width:72px;height:72px}
.film.featured .meta{padding:24px 28px;flex-direction:row;justify-content:space-between;align-items:baseline}
.film.featured .meta .t{font-size:22px}
.film.featured:hover{transform:translateY(-3px)}
.film{display:block;width:100%;text-align:left;font:inherit;color:inherit;cursor:pointer;border:1px solid var(--gray-200);border-radius:6px;overflow:hidden;background:var(--d-surface);transition:border-color 180ms var(--ease),transform 240ms var(--ease)}
.film:focus-visible{outline:2px solid var(--red);outline-offset:2px}
.film:hover{border-color:var(--gray-400);transform:translateY(-2px)}
.film .frame{display:flex;aspect-ratio:16/9;background:#000;position:relative;align-items:center;justify-content:center;overflow:hidden}
.film .frame img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease),opacity 180ms var(--ease);opacity:.92}
.film:hover .frame img{transform:scale(1.04);opacity:1}
.film .frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.film .frame .pcode{font-family:var(--font-mono);font-size:64px;color:rgba(255,255,255,.12);font-weight:500}
.film .frame .play{position:absolute;z-index:1;width:52px;height:52px;border-radius:50%;background:var(--red);display:flex;align-items:center;justify-content:center;transition:transform 180ms var(--ease);box-shadow:0 6px 24px rgba(0,0,0,.4)}
.film:hover .frame .play{transform:scale(1.08)}
.film .meta{padding:18px 20px;display:flex;flex-direction:column;gap:6px}
.film .meta .t{font-family:var(--font-display);font-weight:600;font-size:17px;color:var(--ink)}
.film .meta .c{font-family:var(--font-mono);font-size:10px;text-transform:uppercase;letter-spacing:.1em;color:var(--gray-400)}

/* ============ Team matrix ============ */
.matrix{margin-top:56px;border:1px solid var(--gray-200);border-radius:6px;overflow-x:auto;background:var(--d-surface)}
.matrix table{width:100%;border-collapse:collapse;font-family:var(--font-mono);font-size:10px;text-transform:uppercase;letter-spacing:.06em}
.matrix th{padding:12px 10px;color:var(--gray-400);font-weight:400;text-align:center;border-bottom:1px solid var(--gray-200);background:rgba(255,255,255,.02)}
.matrix th:first-child{text-align:left;padding-left:20px}
.matrix td{padding:12px 10px;text-align:center;border-bottom:1px solid var(--gray-200);color:var(--gray-500)}
.matrix tr:last-child td{border-bottom:none}
.matrix td:first-child{text-align:left;padding-left:20px;color:var(--ink);white-space:nowrap}
.matrix .on{display:inline-block;width:8px;height:8px;background:var(--red);border-radius:1px}
.matrix .off{display:inline-block;width:8px;height:8px;background:var(--gray-200);border-radius:1px}

/* ============ Compare ============ */
.compare{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:56px}
.compare .c{border:1px solid var(--gray-200);border-radius:6px;padding:36px;background:var(--d-surface)}
.compare .c .l{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:var(--gray-400);margin-bottom:16px}
.compare .c p{font-size:14px;color:var(--gray-500);line-height:1.65}
.compare .c.win{background:var(--d-bg);border-color:rgba(230,57,70,.5);box-shadow:inset 0 1px 0 rgba(255,255,255,.05),0 0 40px rgba(230,57,70,.08)}
.compare .c.win .l{color:var(--red-deep)}
.compare .c.win p{color:#C9C9CE}

/* ============ Problems list ============ */
.plist{list-style:none}
.plist li{display:flex;gap:14px;padding:9px 0;font-size:14px;color:var(--gray-500);line-height:1.6}
.plist li::before{content:"";width:5px;height:5px;margin-top:8px;background:var(--red);flex-shrink:0}

/* ============ Layers (inside OS) ============ */
.layer{display:grid;grid-template-columns:180px 5fr 6fr;gap:40px;padding:40px 0;border-bottom:1px solid var(--gray-200);align-items:start}
.layer:first-child{border-top:1px solid var(--gray-200)}
.layer .ln{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:var(--red-deep)}
.layer h3{font-size:22px;letter-spacing:-0.015em}
.layer .q{font-size:15px;color:var(--gray-500);margin-top:10px;line-height:1.6}
.layer .cap .lab{font-family:var(--font-mono);font-size:10px;text-transform:uppercase;letter-spacing:.12em;color:var(--gray-400);margin-bottom:8px}
.layer .cap p{font-size:14px;color:var(--gray-500);line-height:1.7}

/* ============================================================
   MOTION v3.2 - premium, restrained, one easing curve
   ============================================================ */
/* ribbon draw + hero headline clip reveal (load) */
@media (prefers-reduced-motion:no-preference){
  .ribbon{animation:ribbonDraw .8s var(--ease) .08s both}
  @keyframes ribbonDraw{from{clip-path:inset(0 100% 0 0)}to{clip-path:inset(0 0 0 0)}}
  .hero-light h1,.hero-dark h1{animation:heroClip .85s var(--ease) .16s both}
  @keyframes heroClip{from{clip-path:inset(0 0 100% 0)}to{clip-path:inset(0 0 -10% 0)}}
}
/* section kicker hairline draws out on reveal */
.kicker::after{width:0;transition:width .5s var(--ease)}
.kicker.center::after{width:0}
.kicker.k-in::after{width:48px}
.kicker.center.k-in::after{width:0}
/* service index: red left-edge bar grows on hover */
.idx-row{position:relative}
.idx-row::before{content:"";position:absolute;left:-2px;top:8px;bottom:8px;width:2px;background:var(--red);transform:scaleY(0);transform-origin:top;transition:transform .24s var(--ease)}
a.idx-row:hover::before{transform:scaleY(1)}
/* flagship card: red glow lift */
.case-card.flag:hover{box-shadow:inset 0 1px 0 rgba(255,255,255,.06),0 8px 40px rgba(230,57,70,.14)}
.compare .c.win{transition:box-shadow .24s var(--ease),transform .24s var(--ease)}
.compare .c.win:hover{transform:translateY(-2px);box-shadow:inset 0 1px 0 rgba(255,255,255,.05),0 10px 44px rgba(230,57,70,.16)}
/* case-study growth curve draws itself */
.growth svg path{transition:stroke-dashoffset 1.3s var(--ease)}
/* team matrix: active cells cascade-fill on reveal */
@media (prefers-reduced-motion:no-preference){
  .matrix .on{opacity:0;transform:scale(.35);transition:opacity .32s var(--ease),transform .32s var(--ease)}
  .matrix.m-in .on{opacity:1;transform:scale(1)}
}
/* stat numbers: subtle settle as they count (paired with JS) */
.counting{will-change:contents}

/* ============================================================
   MOTION v3.3 - ambient premium (added on brand-color refresh)
   ============================================================ */
/* red spotlight drifts slowly behind dark sections (sanctioned @60s) */
.hero-dark::before,.dark-sec::before{content:"";position:absolute;left:0;right:0;top:0;height:135%;pointer-events:none;z-index:0}
.hero-dark::before{background:radial-gradient(70% 65% at 50% 0%,rgba(230,57,70,.2) 0%,rgba(230,57,70,0) 70%)}
.dark-sec::before{background:radial-gradient(70% 60% at 50% 0%,rgba(230,57,70,.16) 0%,rgba(230,57,70,0) 70%)}
.hero-dark>.wrap,.dark-sec>.wrap{position:relative;z-index:1}
@media (prefers-reduced-motion:no-preference){
  .hero-dark::before,.dark-sec::before{animation:spotDrift 60s var(--ease) infinite alternate}
  @keyframes spotDrift{from{transform:translate3d(-5%,0,0)}to{transform:translate3d(5%,0,0)}}
  /* live status dot: slow breathing pulse (semantic running indicator) */
  .live::before{animation:livePulse 2.4s var(--ease) infinite}
  @keyframes livePulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.78)}}
}


/* ============ Video lightbox ============ */
.lightbox{position:fixed;inset:0;z-index:200;display:none;align-items:center;justify-content:center;padding:32px;background:rgba(6,6,7,.92);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.lightbox.open{display:flex;animation:lbIn .24s var(--ease) both}
@keyframes lbIn{from{opacity:0}to{opacity:1}}
.lb-stage{width:min(1100px,100%);animation:lbRise .28s var(--ease) both}
@keyframes lbRise{from{opacity:0;transform:translateY(10px) scale(.985)}to{opacity:1;transform:none}}
.lb-frame{position:relative;aspect-ratio:16/9;width:100%;background:#000;border:1px solid var(--d-hairline);border-radius:8px;overflow:hidden;box-shadow:0 24px 80px rgba(0,0,0,.6)}
.lb-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.lb-cap{margin-top:16px;font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:var(--d-muted);text-align:center}
.lb-close{position:absolute;top:22px;right:24px;width:42px;height:42px;display:flex;align-items:center;justify-content:center;border-radius:6px;border:1px solid var(--d-hairline);background:rgba(20,20,22,.7);color:#fff;cursor:pointer;transition:border-color 180ms var(--ease),background 180ms var(--ease)}
.lb-close:hover{border-color:var(--d-hairline-hover);background:rgba(35,35,38,.9)}
@media (max-width:768px){.lightbox{padding:16px}.lb-close{top:12px;right:12px;width:38px;height:38px}}
@media (prefers-reduced-motion:reduce){.lightbox.open,.lb-stage{animation:none}}

/* ============ Responsive ============ */
@media (max-width:1024px){
  .wrap{padding:0 40px}
  section{padding:88px 0}
  .split,.flow,.hai,.quotes,.case-grid,.case-grid.three,.sysblock .cols{grid-template-columns:1fr}
  .films{grid-template-columns:1fr 1fr}
  .sysgrid{grid-template-columns:1fr 1fr}
  .statrow{grid-template-columns:1fr 1fr}
  .statrow .stat:nth-child(2n){border-right:none}
  .statrow .stat{border-bottom:1px solid var(--gray-200)}
  .compare{grid-template-columns:1fr}
  .layer{grid-template-columns:1fr}
  .footer .ftop{grid-template-columns:1fr 1fr}
  .step{grid-template-columns:48px 1fr}
  .step .sd{grid-column:2}
}
@media (max-width:768px){
  .wrap{padding:0 20px}
  section{padding:72px 0}
  .nav-links{display:none}
  .menu-btn{display:block}
  .hero-light{padding:96px 0 64px}
  .hero-dark{padding:88px 0 64px}
  .assets{grid-template-columns:1fr}
  .films{grid-template-columns:1fr}
  .idx-row{grid-template-columns:40px 1fr auto}
  .hai-row{grid-template-columns:1fr}
  .sysgrid{grid-template-columns:1fr}
  .sysblock{padding:28px}
}

/* 7-item nav: tighten spacing on mid-size screens */
@media (max-width:1240px) and (min-width:769px){.nav-links{gap:18px}.nav-links a{font-size:13px}}

/* LinkedIn spotlight band (unnumbered homepage interlude) */
.sysband .band-copy{font-size:15px;color:#C9C9CE;line-height:1.65;max-width:70ch;margin-bottom:32px}
.sysband .sysgrid.three{grid-template-columns:repeat(3,1fr)}
.sysband .band-cta{margin-top:32px}
@media (max-width:1024px){.sysband .sysgrid.three{grid-template-columns:1fr}}

/* pricing note: scope-based pricing guidance */
.pricenote{border:1px solid var(--d-hairline);border-radius:6px;background:var(--d-surface);box-shadow:inset 0 1px 0 rgba(255,255,255,.06);padding:44px 48px;margin-top:64px;display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center}
.pricenote .pk{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:var(--red-deep);margin-bottom:16px}
.pricenote .pt{font-family:var(--font-display);font-weight:600;font-size:clamp(22px,2.4vw,30px);letter-spacing:-0.02em;line-height:1.28;color:var(--d-text);max-width:22ch}
.pricenote .ps{font-size:15.5px;color:#C9C9CE;line-height:1.65;margin-top:16px;max-width:56ch}
.pricenote .ps strong{color:var(--d-text);font-weight:500}
.pricenote .pfactors{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px;max-width:60ch}
.pricenote .pf{border:1px solid var(--d-hairline-hover);border-radius:4px;padding:8px 12px;font-size:13px;color:#C9C9CE;line-height:1.4}
@media (max-width:1024px){.pricenote{grid-template-columns:1fr;padding:32px 28px;gap:28px;margin-top:48px}}