/* ---------- tokens ---------- */
:root{
  color-scheme:light;
  --bg:#FAFAF7;
  --surface:#FFFFFF;
  --surface-2:#F2F4F1;
  --fg:#0F1B24;
  --fg-muted:#4F5E67;
  --border:#E1E5E0;
  --border-strong:#C9D0CB;
  --accent:#0E7C66;
  --accent-strong:#0A5C4C;
  --accent-soft:rgba(14,124,102,.14);
  --on-accent:#FFFFFF;
  --inverse-bg:#0F1B24;
  --inverse-fg:#F5F7F4;
  --inverse-muted:#B8C4C0;
  --inverse-accent:#7FD6C2;
  --inverse-border:rgba(245,247,244,.18);
  --panel:rgba(250,250,247,.80);
  --panel-line:rgba(15,27,36,.13);
  --shadow:0 1px 2px rgba(15,27,36,.06),0 18px 40px -22px rgba(15,27,36,.35);
  --t-pink:#C8154A;--t-coral:#B3401C;--t-amber:#8A5A00;--t-teal:#0A7866;--t-violet:#6A3DD1;--t-sky:#0B6AAE;
  --c-pink:#FF3D6E;--c-coral:#FF7A59;--c-amber:#FFB020;--c-lime:#7ED957;--c-teal:#0E9F85;--c-sky:#2BA8FF;--c-violet:#8B5CF6;
  --grad:linear-gradient(110deg,var(--c-pink),var(--c-coral) 35%,var(--c-amber) 62%,var(--c-teal));
  --grad-cool:linear-gradient(110deg,var(--c-violet),var(--c-sky) 50%,var(--c-teal));

  --font-sans:'IBM Plex Sans',system-ui,-apple-system,'Segoe UI',sans-serif;
  --font-mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,monospace;

  --space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:24px;
  --space-6:32px;--space-7:48px;--space-8:64px;--space-9:96px;
  --radius-sm:4px;--radius:8px;--radius-lg:14px;
  --ease-out:cubic-bezier(.22,1,.36,1);
  --dur-fast:160ms;--dur:220ms;--dur-slow:420ms;
  --maxw:1120px;
  --topbar-h:52px;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    color-scheme:dark;
    --bg:#0B1318;
    --surface:#111C23;
    --surface-2:#15222A;
    --fg:#E6EDEA;
    --fg-muted:#9EAFB6;
    --border:#22323B;
    --border-strong:#31454F;
    --accent:#3CC3A3;
    --accent-strong:#74D9C0;
    --accent-soft:rgba(60,195,163,.18);
    --on-accent:#06231D;
    --inverse-bg:#13232B;
    --inverse-fg:#E6EDEA;
    --inverse-muted:#A9BAB6;
    --inverse-accent:#7FD6C2;
    --inverse-border:rgba(230,237,234,.14);
    --panel:rgba(11,19,24,.78);
    --panel-line:rgba(230,237,234,.12);
    --shadow:0 1px 2px rgba(0,0,0,.4),0 16px 36px -18px rgba(0,0,0,.7);
    --t-pink:#FF7FA2;--t-coral:#FF9C84;--t-amber:#FFC85A;--t-teal:#5FD9BC;--t-violet:#B9A2FF;--t-sky:#7CC7FF;
    --c-pink:#FF5C86;--c-coral:#FF8F70;--c-amber:#FFC247;--c-sky:#52B9FF;--c-violet:#A78BFA;--c-teal:#3CC3A3;
  }
}
:root[data-theme="dark"]{
  color-scheme:dark;
  --bg:#0B1318;
  --surface:#111C23;
  --surface-2:#15222A;
  --fg:#E6EDEA;
  --fg-muted:#9EAFB6;
  --border:#22323B;
  --border-strong:#31454F;
  --accent:#3CC3A3;
  --accent-strong:#74D9C0;
  --accent-soft:rgba(60,195,163,.18);
  --on-accent:#06231D;
  --inverse-bg:#13232B;
  --inverse-fg:#E6EDEA;
  --inverse-muted:#A9BAB6;
  --inverse-accent:#7FD6C2;
  --inverse-border:rgba(230,237,234,.14);
  --panel:rgba(11,19,24,.78);
  --panel-line:rgba(230,237,234,.12);
  --shadow:0 1px 2px rgba(0,0,0,.4),0 16px 36px -18px rgba(0,0,0,.7);
  --t-pink:#FF7FA2;--t-coral:#FF9C84;--t-amber:#FFC85A;--t-teal:#5FD9BC;--t-violet:#B9A2FF;--t-sky:#7CC7FF;
  --c-pink:#FF5C86;--c-coral:#FF8F70;--c-amber:#FFC247;--c-sky:#52B9FF;--c-violet:#A78BFA;--c-teal:#3CC3A3;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--topbar-h) + var(--space-4));-webkit-text-size-adjust:100%;background:var(--bg)}
body{
  font-family:var(--font-sans);
  background:var(--bg);
  color:var(--fg);
  font-size:1rem;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--accent-strong);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:var(--radius-sm)}
::selection{background:var(--accent-soft)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(var(--space-4),4vw,var(--space-6));position:relative;z-index:2}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- scene layers ---------- */
.scene{position:fixed;inset:0;width:100%;height:100%;display:block;z-index:0;opacity:0;transition:opacity 1.4s ease;pointer-events:none}
.gl-on .scene{opacity:1}
.no-gl .scene{display:none}
.bg-fallback{position:fixed;inset:0;z-index:0;overflow:hidden;pointer-events:none;display:block;
  background:linear-gradient(160deg,#FAFAF7 0%,#FBE6EC 38%,#FFF1DE 66%,#E3F5F0 100%)}
.bg-fallback i{position:absolute;border-radius:50%;filter:blur(70px);opacity:.42;animation:drift 18s ease-in-out infinite alternate}
.bg-fallback i:nth-child(1){width:52vmin;height:52vmin;left:-10vmin;top:-12vmin;background:var(--c-pink)}
.bg-fallback i:nth-child(2){width:44vmin;height:44vmin;right:-8vmin;top:6vmin;background:var(--c-amber);animation-delay:-6s}
.bg-fallback i:nth-child(3){width:48vmin;height:48vmin;left:34%;bottom:-22vmin;background:var(--c-violet);animation-delay:-11s;opacity:.3}
@keyframes drift{to{transform:translate3d(6vmin,5vmin,0) scale(1.15)}}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]) .bg-fallback{background:linear-gradient(160deg,#0B1318 0%,#1B1030 42%,#08262A 74%,#0B1318 100%)}
}
:root[data-theme="dark"] .bg-fallback{background:linear-gradient(160deg,#0B1318 0%,#1B1030 42%,#08262A 74%,#0B1318 100%)}
.gl-on .bg-fallback{display:none}
.no-gl .bg-fallback{display:block}
.grain{position:fixed;inset:0;pointer-events:none;z-index:200;opacity:.11;mix-blend-mode:overlay;
  background-image:url("grain.svg")}

/* custom cursor ring (fine pointers only) */
.cursor{position:fixed;left:0;top:0;width:34px;height:34px;margin:-17px 0 0 -17px;border:1.5px solid #fff;border-radius:50%;
  pointer-events:none;z-index:300;opacity:0;mix-blend-mode:difference;transition:width .25s var(--ease-out),height .25s var(--ease-out),margin .25s var(--ease-out),opacity .3s}
.cursor.on{opacity:.9}
.cursor.big{width:58px;height:58px;margin:-29px 0 0 -29px;background:rgba(255,255,255,.06)}
.has-cursor,.has-cursor *{cursor:none!important}

/* ---------- top bar ---------- */
.topbar{
  position:sticky;top:0;z-index:50;
  background:color-mix(in srgb,var(--bg) 62%,transparent);
  -webkit-backdrop-filter:saturate(1.4) blur(10px);backdrop-filter:saturate(1.4) blur(10px);
  border-bottom:1px solid var(--border);
}
.topbar .wrap{
  display:flex;justify-content:space-between;align-items:center;gap:var(--space-4);
  min-height:var(--topbar-h);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;
  color:var(--fg-muted);text-transform:uppercase;
}
.topbar strong{color:var(--fg);font-weight:600}
.progress{
  position:absolute;left:0;bottom:-1px;height:2px;width:100%;
  background:var(--grad);transform-origin:0 50%;transform:scaleX(0);
}


/* ---------- shared type ---------- */
h2.sec-title{
  font-weight:700;
  font-size:clamp(1.6rem,3.2vw,2.2rem);
  letter-spacing:-0.022em;line-height:1.15;
  margin-bottom:var(--space-6);max-width:22em;
  text-wrap:balance;
}
h2.sec-title::after{content:"";display:block;width:56px;height:3px;border-radius:9px;background:var(--grad);margin-top:var(--space-4)}
.kicker{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--fg-muted);
  display:flex;align-items:center;gap:var(--space-3);margin-bottom:var(--space-5)}
.kicker::after{content:"";flex:1;height:1px;background:var(--border-strong)}
.kicker .kn{color:var(--t-teal);font-weight:600}
.bignum{position:absolute;z-index:0;pointer-events:none;user-select:none;font-weight:200;line-height:.8;letter-spacing:-.06em;
  font-size:clamp(7rem,21vw,19rem);color:transparent;-webkit-text-stroke:1px var(--border-strong)}

/* ---------- panels ---------- */
.panel,.panel-head,.job{
  position:relative;
  background:var(--panel);
  -webkit-backdrop-filter:blur(14px) saturate(1.15);backdrop-filter:blur(14px) saturate(1.15);
  border:1px solid var(--panel-line);border-radius:18px;
  padding:clamp(24px,3vw,42px);
  box-shadow:var(--shadow);
}
.panel{width:min(540px,100%)}
.panel-wide{width:min(660px,100%)}
.panel-head{width:min(540px,100%);margin-bottom:var(--space-7)}
.panel-head h2.sec-title{margin-bottom:0}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;padding:clamp(96px,14vh,128px) 0 clamp(56px,9vh,96px)}
.hero > .wrap{width:100%}
.hero-grid{display:grid;grid-template-columns:1fr;gap:var(--space-7);align-items:center}
@media(min-width:820px){.hero-grid{grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:var(--space-8)}}
.hero-copy{position:relative;padding:clamp(22px,2.8vw,40px);border-radius:18px;background:var(--panel);
  border:1px solid var(--panel-line);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:var(--shadow)}
.hero h1{
  font-weight:700;
  font-size:clamp(2.2rem,4.6vw,3.8rem);
  letter-spacing:-0.035em;line-height:1.03;
  margin-bottom:var(--space-5);
  text-wrap:balance;
}
.hero .role{
  font-family:var(--font-mono);font-size:13px;letter-spacing:.06em;line-height:1.5;
  color:var(--t-teal);font-weight:600;text-transform:uppercase;
  margin-bottom:var(--space-5);
  padding-left:var(--space-3);border-left:3px solid transparent;border-image:var(--grad) 1;
}
.hero .pitch{font-size:clamp(1.02rem,1.5vw,1.12rem);line-height:1.65;max-width:36em;margin-bottom:var(--space-4)}
.hero .pitch strong{color:var(--fg);font-weight:600;background:linear-gradient(transparent 62%,color-mix(in srgb,var(--c-pink) 30%,transparent) 62%)}
.hero .pitch strong:nth-of-type(even){background:linear-gradient(transparent 62%,color-mix(in srgb,var(--c-amber) 38%,transparent) 62%)}
.hero .open-to{font-size:.94rem;color:var(--fg-muted);margin-bottom:var(--space-6);max-width:36em}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;background-size:200% 100%;animation:shimmer 7s linear infinite}
@keyframes shimmer{to{background-position:-200% 0}}

.btn-row{display:flex;flex-wrap:wrap;gap:var(--space-3)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);
  min-height:48px;padding:0 var(--space-5);
  font-family:var(--font-sans);font-weight:600;font-size:.97rem;line-height:1.2;
  border-radius:var(--radius);text-decoration:none;cursor:pointer;
  border:1.5px solid var(--fg);position:relative;overflow:hidden;will-change:transform;
  transition:transform var(--dur) var(--ease-out),box-shadow var(--dur) var(--ease-out),background-color var(--dur) var(--ease-out),color var(--dur) var(--ease-out),border-color var(--dur) var(--ease-out);
}
.btn>*{position:relative}
.btn svg{width:18px;height:18px;flex-shrink:0}
.btn.primary{background:var(--fg);color:var(--bg)}
.btn.primary::before{content:"";position:absolute;inset:0;background:var(--grad);opacity:0;transition:opacity var(--dur)}
.btn.primary:hover::before{opacity:1}
.btn.primary:hover{color:#fff}
.btn.ghost{background:transparent;color:var(--fg)}
.btn.ghost:hover{background:var(--surface)}
.btn:hover{transform:translateY(-2px);box-shadow:0 4px 0 0 var(--c-pink);text-decoration:none}
.btn:active{transform:translateY(0);box-shadow:0 1px 0 0 var(--accent);transition-duration:var(--dur-fast)}

.portrait{
  position:relative;justify-self:center;width:min(340px,78vw);
  perspective:1000px;transform-style:preserve-3d;
  transform:translate3d(0,calc(var(--sy,0) * -0.05px),calc(var(--sy,0) * -0.1px)) rotateX(calc(var(--sy,0) * 0.004deg));
}
.portrait::before{
  content:"";position:absolute;inset:var(--space-4) calc(var(--space-4)*-1) calc(var(--space-4)*-1) var(--space-4);
  border:1.5px solid transparent;border-radius:var(--radius-lg);z-index:0;
  background:var(--grad) border-box;background-size:200% 100%;
  -webkit-mask:linear-gradient(#000 0 0) padding-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;
  animation:shimmer 7s linear infinite;
}
.portrait .tilt{position:relative;transform-style:preserve-3d;transition:transform .25s var(--ease-out);will-change:transform}
.portrait .tilt.moving{transition:transform .06s linear}
.portrait img{
  position:relative;z-index:1;
  width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;border-radius:var(--radius-lg);
  background:var(--surface-2);
  border:1px solid var(--border);
  box-shadow:0 30px 60px -28px rgba(15,27,36,.55);
}
.portrait .tag{
  position:absolute;z-index:2;left:calc(var(--space-3)*-1);bottom:var(--space-5);
  background:var(--c-pink);color:#fff;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;
  text-transform:uppercase;padding:var(--space-2) var(--space-3);border-radius:var(--radius-sm);font-weight:600;
  box-shadow:var(--shadow);
}
.portrait .floaty{
  position:absolute;z-index:3;white-space:nowrap;
  background:color-mix(in srgb,var(--bg) 84%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  border:1px solid var(--border-strong);border-radius:999px;padding:8px 14px;box-shadow:var(--shadow);
  font-family:var(--font-mono);font-size:12px;font-weight:600;letter-spacing:.04em;
  animation:bob 5s ease-in-out infinite;
}
.portrait .floaty.a{right:-18px;top:12%;color:var(--t-teal)}
.portrait .floaty.b{right:-8px;bottom:30%;color:var(--t-violet);animation-delay:-2.5s}
@keyframes bob{50%{transform:translateY(-8px)}}

/* marquee */
.marquee{border-block:1px solid var(--border);overflow:hidden;background:color-mix(in srgb,var(--bg) 70%,transparent);position:relative;z-index:2;
  -webkit-mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee-track{display:flex;width:max-content;gap:var(--space-6);padding:14px 0;animation:slide 38s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee span{font-family:var(--font-mono);font-size:13px;letter-spacing:.08em;text-transform:uppercase;font-weight:600;display:inline-flex;align-items:center;gap:var(--space-6);white-space:nowrap}
.marquee span::after{content:"✦";color:var(--c-pink)}
.marquee span:nth-child(5n+1)::after{color:var(--c-amber)}.marquee span:nth-child(5n+2)::after{color:var(--c-teal)}.marquee span:nth-child(5n+3)::after{color:var(--c-violet)}.marquee span:nth-child(5n+4)::after{color:var(--c-sky)}
@keyframes slide{to{transform:translateX(-50%)}}

/* ---------- chapters ---------- */
.chapter{position:relative;min-height:100svh;display:flex;align-items:center;padding:clamp(72px,11vh,120px) 0}
.chapter > .wrap{width:100%;display:flex}
.chapter[data-side="left"] > .wrap{justify-content:flex-start}
.chapter[data-side="right"] > .wrap{justify-content:flex-end}
.chapter-history{display:block;min-height:0;padding:clamp(72px,11vh,120px) 0 0}
.chapter-history > .wrap{display:block}
.chapter-history .panel-head{margin-bottom:var(--space-7)}
.chapter-contact{padding-bottom:clamp(64px,10vh,112px)}
.bignum[data-pos="br"]{right:4vw;bottom:4vh}

/* metrics: editorial hairline grid */
.metrics-grid{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;
  background:var(--border);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;
}
@media(min-width:560px){.metrics-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
.metric{background:var(--surface);padding:var(--space-5) var(--space-4);position:relative;overflow:hidden;
  transition:background-color var(--dur) var(--ease-out)}
.metric::before{content:"";position:absolute;left:var(--space-4);top:0;width:28px;height:3px;background:var(--hue,var(--c-pink))}
.metric .num{
  font-family:var(--font-mono);font-weight:600;
  font-size:clamp(1.3rem,2.3vw,1.75rem);color:var(--tc,var(--fg));
  letter-spacing:-0.03em;line-height:1.1;
  font-variant-numeric:tabular-nums;
}
.metric .lbl{font-size:.86rem;color:var(--fg-muted);margin-top:var(--space-3);line-height:1.5}
.metric:hover{background:color-mix(in srgb,var(--hue,var(--c-pink)) 9%,var(--surface))}
.metric:nth-child(8n+1){--hue:var(--c-pink);--tc:var(--t-pink)}.metric:nth-child(8n+2){--hue:var(--c-teal);--tc:var(--t-teal)}
.metric:nth-child(8n+3){--hue:var(--c-amber);--tc:var(--t-amber)}.metric:nth-child(8n+4){--hue:var(--c-violet);--tc:var(--t-violet)}
.metric:nth-child(8n+5){--hue:var(--c-coral);--tc:var(--t-coral)}.metric:nth-child(8n+6){--hue:var(--c-sky);--tc:var(--t-sky)}
.metric:nth-child(8n+7){--hue:var(--c-violet);--tc:var(--t-violet)}.metric:nth-child(8n+8){--hue:var(--c-pink);--tc:var(--t-pink)}
.metrics-foot{font-family:var(--font-mono);font-size:12.5px;color:var(--fg-muted);margin-top:var(--space-4);letter-spacing:.03em;line-height:1.6}

/* simulator */
.sim{margin-top:0;border-radius:var(--radius-lg);padding:clamp(var(--space-5),4vw,var(--space-7));color:#fff;
  background:linear-gradient(135deg,#1b1030,#3b0f3a 55%,#7a1a3d);position:relative;overflow:hidden;--hue:#fff;
  box-shadow:0 30px 60px -34px rgba(20,4,30,.8)}
.sim h3{font-size:clamp(1.2rem,2.6vw,1.6rem);letter-spacing:-.02em;margin-bottom:var(--space-2);line-height:1.25}
.sim p.sub{color:rgba(255,255,255,.8);font-size:.95rem;margin-bottom:var(--space-5);max-width:40em}
.sim-row{display:grid;gap:var(--space-5);align-items:center}
@media(min-width:620px){.sim-row{grid-template-columns:1fr 1fr}}
.sim label{font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.8);display:flex;justify-content:space-between}
.sim label b{color:#fff;font-size:15px;letter-spacing:0}
.sim input[type=range]{width:100%;margin-top:var(--space-3);accent-color:var(--c-pink);height:28px;cursor:pointer}
.sim-out{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-3)}
.sim-out div{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:var(--space-4)}
.sim-out small{display:block;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.74)}
.sim-out strong{font-family:var(--font-mono);font-size:clamp(1.3rem,3vw,1.8rem);font-variant-numeric:tabular-nums}
.sim-out .gain strong{background:linear-gradient(110deg,#ffd166,#ff7a9c);-webkit-background-clip:text;background-clip:text;color:transparent}
.sim .btn{border-color:#fff;color:#fff;margin-top:var(--space-5)}
.sim .btn.primary{background:#fff;color:#2a0f2e}

/* history: one station per employer */
.timeline{margin-top:0}
.job-stage{min-height:86svh;display:flex;align-items:center;justify-content:flex-start;position:relative;--hue:var(--c-pink);--ht:var(--t-pink)}
.job-stage:nth-child(even){justify-content:flex-end}
.job-stage:nth-child(5n+1){--hue:var(--c-teal);--ht:var(--t-teal)}
.job-stage:nth-child(5n+2){--hue:var(--c-pink);--ht:var(--t-pink)}
.job-stage:nth-child(5n+3){--hue:var(--c-amber);--ht:var(--t-amber)}
.job-stage:nth-child(5n+4){--hue:var(--c-violet);--ht:var(--t-violet)}
.job-stage:nth-child(5n+5){--hue:var(--c-coral);--ht:var(--t-coral)}
.job{width:min(560px,100%)}
.job .when{
  font-family:var(--font-mono);font-size:12.5px;color:var(--fg-muted);
  letter-spacing:.05em;margin-bottom:var(--space-3);font-variant-numeric:tabular-nums;display:flex;align-items:center;gap:10px;
}
.job .when::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--hue);box-shadow:0 0 0 4px color-mix(in srgb,var(--hue) 24%,transparent)}
.job h3{font-weight:700;font-size:clamp(1.15rem,2vw,1.35rem);letter-spacing:-0.012em;line-height:1.3}
.job .co{color:var(--ht);font-weight:600;font-size:.96rem;margin:var(--space-1) 0 var(--space-3)}
.job p{font-size:.97rem;margin-bottom:var(--space-3);max-width:42em}
.job p:last-child{margin-bottom:0}
.job .hl{background:linear-gradient(transparent 58%,color-mix(in srgb,var(--hue) 34%,transparent) 58%);font-weight:600;padding:0 1px}

/* engagement model: thin-ruled items (rings live in 3D) */
.model-grid{display:grid;grid-template-columns:1fr;gap:var(--space-5)}
@media(min-width:560px){.model-grid{grid-template-columns:1fr 1fr;gap:var(--space-5) var(--space-5)}}
.model-card{border-top:2px solid var(--hue,var(--c-pink));padding-top:var(--space-4);transition:transform var(--dur) var(--ease-out)}
.model-card:hover{transform:translateY(-3px)}
.model-card h3{font-weight:700;font-size:1.04rem;line-height:1.35;margin-bottom:var(--space-2);display:flex;align-items:center;gap:var(--space-3)}
.model-card h3 .dot{width:10px;height:10px;border-radius:50%;background:var(--hue,var(--c-pink));flex-shrink:0}
.model-card p{font-size:.93rem;color:var(--fg-muted)}
.model-card:nth-child(1){--hue:var(--c-pink)}.model-card:nth-child(2){--hue:var(--c-teal)}.model-card:nth-child(3){--hue:var(--c-amber)}.model-card:nth-child(4){--hue:var(--c-violet)}

/* tools */
.tool-groups{display:grid;grid-template-columns:1fr;gap:var(--space-5)}
.tool-group{--hue:var(--c-pink);--ht:var(--t-pink)}
.tool-group:nth-child(2){--hue:var(--c-teal);--ht:var(--t-teal)}
.tool-group:nth-child(3){--hue:var(--c-amber);--ht:var(--t-amber)}
.tool-group:nth-child(4){--hue:var(--c-violet);--ht:var(--t-violet)}
.tool-group h4{
  font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--ht);margin-bottom:var(--space-3);font-weight:600;
  padding-bottom:var(--space-2);border-bottom:1px solid var(--hue);
}
.chips{display:flex;flex-wrap:wrap;gap:var(--space-2)}
.chip{
  font-size:.86rem;font-weight:500;line-height:1.4;
  background:color-mix(in srgb,var(--surface) 88%,transparent);border:1px solid var(--border-strong);border-radius:999px;
  padding:6px 13px;transition:transform var(--dur) var(--ease-out),background-color var(--dur),color var(--dur),border-color var(--dur);cursor:default;
}
.chip:hover{transform:translateY(-2px);background:var(--hue);border-color:var(--hue);color:#fff}

/* credentials: calm ruled cells */
.cred-grid{display:grid;grid-template-columns:1fr;gap:var(--space-5)}
@media(min-width:560px){.cred-grid{grid-template-columns:1fr 1fr}}
.cred{padding-top:var(--space-4);border-top:2px solid var(--hue,var(--c-pink))}
.cred:nth-child(1){--hue:var(--c-pink)}.cred:nth-child(2){--hue:var(--c-teal)}.cred:nth-child(3){--hue:var(--c-amber)}.cred:nth-child(4){--hue:var(--c-violet)}
.cred h4{font-weight:700;font-size:1.02rem;margin-bottom:var(--space-2);color:var(--fg)}
.cred p{font-size:.94rem;color:var(--fg-muted)}

/* contact */
.contact{
  width:min(560px,100%);margin-left:auto;
  background:radial-gradient(circle at 12% 0%,rgba(255,61,110,.34),transparent 46%),radial-gradient(circle at 92% 100%,rgba(139,92,246,.32),transparent 48%),var(--inverse-bg);
  color:var(--inverse-fg);border:1px solid var(--inverse-border);border-radius:18px;
  padding:clamp(var(--space-6),5vw,var(--space-7)) clamp(var(--space-5),4.5vw,var(--space-7));
  position:relative;overflow:hidden;box-shadow:0 30px 70px -36px rgba(0,0,0,.7);
}
.contact h2.sec-title{font-size:clamp(1.6rem,3.6vw,2.3rem);margin-bottom:var(--space-4);max-width:18em}
.contact h2.sec-title::after{display:none}
.contact p{color:var(--inverse-muted);max-width:38em;margin-bottom:var(--space-6)}
.contact .btn{border-color:var(--inverse-fg);color:var(--inverse-fg)}
.contact .btn.primary{background:var(--inverse-fg);color:var(--inverse-bg)}
.contact .btn.primary:hover{color:var(--inverse-bg)}
.contact .btn.ghost{color:var(--inverse-fg)}
.contact .btn.ghost:hover{background:rgba(255,255,255,.07)}
.contact .btn:hover{box-shadow:0 4px 0 0 var(--inverse-accent)}
.contact .btn.primary{overflow-wrap:anywhere}
.contact .meta{
  margin-top:var(--space-6);padding-top:var(--space-5);border-top:1px solid var(--inverse-border);
  font-family:var(--font-mono);font-size:12.5px;
  color:var(--inverse-muted);letter-spacing:.04em;line-height:2;
}
.contact .meta a{color:var(--inverse-fg)}
.contact .btn>*{position:relative}

footer{
  text-align:center;padding:0 0 var(--space-7);position:relative;z-index:2;
  font-family:var(--font-mono);font-size:12px;color:var(--fg-muted);letter-spacing:.08em;
}

/* ---------- spotlight, magnetic, tilt ---------- */
.spot{position:relative;--mx:50%;--my:50%;--hue:var(--c-pink)}
.spot::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;transition:opacity .3s;
  background:radial-gradient(260px circle at var(--mx) var(--my),color-mix(in srgb,var(--hue) 22%,transparent),transparent 70%)}
.spot:hover::after{opacity:1}
.mag{will-change:transform}

/* ---------- share, toast, confetti ---------- */
.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,40px);opacity:0;background:var(--fg);color:var(--bg);padding:10px 18px;border-radius:999px;font-family:var(--font-mono);font-size:13px;z-index:220;transition:all .3s var(--ease-out);pointer-events:none}
.toast.show{transform:translate(-50%,0);opacity:1}
#confetti{position:fixed;inset:0;pointer-events:none;z-index:210}
.share-fab{position:fixed;right:16px;bottom:16px;z-index:60;border-radius:999px;min-height:44px;background:var(--grad);color:#fff;border:none;padding:0 18px;font-weight:600;cursor:pointer;font-family:var(--font-sans);font-size:.92rem;box-shadow:var(--shadow);display:inline-flex;align-items:center;gap:8px;transition:transform var(--dur) var(--ease-out)}
.share-fab:hover{transform:translateY(-3px) scale(1.04)}
.share-fab svg{width:16px;height:16px}

/* ---------- motion (content stays visible without JS) ---------- */
.js .reveal{opacity:0;transform:translateY(12px);transition:opacity var(--dur-slow) var(--ease-out),transform var(--dur-slow) var(--ease-out)}
.js .reveal.in{opacity:1;transform:none}

/* ---------- skip link ---------- */
.skip-link{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{
  position:fixed;left:12px;top:12px;width:auto;height:auto;
  background:var(--fg);color:var(--bg);padding:10px 16px;border-radius:var(--radius);
  font-family:var(--font-mono);font-size:13px;z-index:1000;
}

/* ---------- stacked layout (phones and portrait tablets) ---------- */
@media (max-width:819px){
  .hero{display:block;min-height:100svh;padding:0 0 56px}
  .hero::before{content:"";display:block;height:42svh}
  .hero-copy,.panel,.panel-head,.job{
    width:100%;background:color-mix(in srgb,var(--bg) 90%,transparent);
    border-radius:20px 20px 0 0;border-bottom:0;margin-top:0;
  }
  .hero-copy{border-radius:20px}
  .chapter{display:block;min-height:0;padding:0 0 64px}
  .chapter::before,.job-stage::before{content:"";display:block;height:46svh}
  .chapter > .wrap{display:block}
  .chapter[data-side="left"] > .wrap,.chapter[data-side="right"] > .wrap{justify-content:normal}
  .panel,.panel-wide,.panel-head{width:100%}
  .bignum{display:none}
  .job-stage{display:block;min-height:0}
  .job-stage:nth-child(even){justify-content:normal}
  .job{width:100%}
  .contact{width:100%;margin-left:0}
  .hero-grid{gap:var(--space-6)}
  .panel-head{margin-bottom:var(--space-5)}
  .metric{padding:var(--space-5) var(--space-4)}
  .portrait{width:min(300px,70vw)}
  .portrait .floaty.a{right:-6px}
  .portrait .floaty.b{right:0}
  .portrait .floaty{font-size:11px;padding:6px 10px}
  h2.sec-title{font-size:clamp(1.5rem,6.5vw,1.9rem)}
  .no-gl .hero::before,.no-gl .chapter::before,.no-gl .job-stage::before{height:0}
  .no-gl .chapter,.no-gl .job-stage{padding-top:32px}
}
@media (min-width:820px) and (max-width:1099px){
  .panel{width:min(540px,58vw)}
  .panel-head{width:min(540px,58vw)}
  .job{width:min(540px,58vw)}
  .contact{width:min(540px,60vw)}
}

/* ---------- print ---------- */
@media print{
  .scene,.bg-fallback,.topbar,.cursor,.grain,.share-fab,.toast,#confetti,.marquee,.sim,.bignum,.floaty,.portrait .tag,.portrait::before{display:none!important}
  body{background:#fff;color:#000}
  html{background:#fff}
  .panel,.panel-head,.job,.hero-copy,.metric{background:none!important;backdrop-filter:none!important;-webkit-backdrop-filter:none!important;border:1px solid #bbb;box-shadow:none;color:#000}
  .chapter,.job-stage{min-height:0;padding:12px 0;display:block}
  .chapter::before,.job-stage::before{display:none}
  .chapter > .wrap,.job-stage{justify-content:normal}
  .hero{min-height:0;display:block;padding:24px 0}
  .hero::before{display:none}
  .js .reveal{opacity:1!important;transform:none!important}
  .contact{background:none!important;color:#000;border:1px solid #000;width:100%;margin:0}
  .contact *{color:#000!important}
  .contact .btn{border-color:#000}
  .metric .num,.job .co,.model-card h3,.hero .role,.metric .num{color:#000!important}
  .grad-text{background:none;-webkit-text-fill-color:#000;color:#000}
  h2.sec-title::after,.progress{display:none}
  footer{color:#000}
}

/* ---------- reduced motion: no loops, chapters jump ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .marquee-track{transform:none}
  .js .reveal{opacity:1;transform:none}
  .scene{transition:none}
}
/* Utility classes for the 3D layer (no inline style attributes under the CSP) */
.u-mt-14{margin-top:14px}
.u-span-full{grid-column:1/-1}

.sim input[type=range]{height:44px}

/* liquid detail card (Numbers hover) */
.liquid{position:fixed;left:0;top:0;z-index:150;width:min(280px,calc(100vw - 16px));pointer-events:none;opacity:0;--lq:#0E9F85;transition:opacity .25s ease;color:#fff;}
.liquid.on{opacity:1}
.lq-blob{position:absolute;inset:0;border-radius:42% 58% 55% 45%/50% 42% 58% 50%;background:radial-gradient(circle at 30% 25%,color-mix(in srgb,var(--lq) 70%,#fff),var(--lq) 55%,color-mix(in srgb,var(--lq) 55%,#000));box-shadow:0 14px 40px color-mix(in srgb,var(--lq) 45%,transparent),inset 0 2px 8px rgba(255,255,255,.45);transform:scale(.6);transition:transform .45s cubic-bezier(.34,1.56,.64,1);animation:lq-morph 5s ease-in-out infinite}
.lq-b{inset:-6px -10px -4px 14px;opacity:.55;animation-duration:7s;animation-direction:reverse}
.liquid.on .lq-blob{transform:scale(1)}
.lq-body{position:relative;padding:26px 32px 24px;display:flex;flex-direction:column;gap:2px;text-shadow:0 1px 6px rgba(0,0,0,.35)}
.lq-val{font:700 34px/1.1 var(--font-mono,'IBM Plex Mono',monospace)}
.lq-name{font:600 12px/1.4 var(--font-mono,'IBM Plex Mono',monospace);letter-spacing:.14em;opacity:.9}
.lq-det{margin:6px 0 0;font-size:14px;line-height:1.45}
@keyframes lq-morph{0%,100%{border-radius:42% 58% 55% 45%/50% 42% 58% 50%}33%{border-radius:58% 42% 44% 56%/44% 56% 44% 56%}66%{border-radius:46% 54% 60% 40%/58% 46% 54% 42%}}
@media (prefers-reduced-motion:reduce){.lq-blob{animation:none;transition:none}}