/* Abdelrahman Karam — portfolio
   Concept: a live coordination sheet. Drawing-title lettering, plotter amber accent, model-check HUD.
   Light (white sheet) by default; dark (graphite) on toggle. Every colour is a token. */
:root{
  --bg:#ffffff; --bg2:#f5f7f9; --panel:#f7f9fb; --panel2:#edf1f5; --line:#e2e7ec; --line2:#c8d1da;
  --fg:#0f161d; --mut:#4b5a68; --dim:#7a8794;
  --accent:#b8740a; --fill:#f2b544; --fill2:#ffca63; --onfill:#1a1205;
  --ok:#14885a; --blue:#2f6fde;
  --navbg:rgba(255,255,255,.86); --hudbg:rgba(255,255,255,.92); --stage1:#f3f6f9; --stage2:#ffffff;
  --shadow:0 18px 50px rgba(15,22,29,.14); --imgbg:#eef2f5; --overlay:rgba(15,22,29,.55); --lbbg:rgba(10,14,18,.92);
  --display:'Big Shoulders Display','Arial Narrow',Impact,sans-serif;
  --body:'IBM Plex Sans',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,Consolas,'Courier New',monospace;
  --gut:clamp(16px,4vw,48px);
  color-scheme:light;
}
:root[data-theme="dark"]{
  --bg:#080b0f; --bg2:#0b1016; --panel:#0e151c; --panel2:#141e28; --line:#1c2833; --line2:#2a3a4a;
  --fg:#e6ecf1; --mut:#8d9cab; --dim:#5d6c79;
  --accent:#f2b544; --fill:#f2b544; --fill2:#ffcf73; --onfill:#1a1205;
  --ok:#6fd6a4; --blue:#5b8def;
  --navbg:rgba(8,11,15,.84); --hudbg:rgba(8,11,15,.9); --stage1:#0f1a25; --stage2:#080b0f;
  --shadow:0 30px 80px rgba(0,0,0,.6); --imgbg:#0a0f14; --overlay:rgba(0,0,0,.66); --lbbg:rgba(0,0,0,.94);
  color-scheme:dark;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;scroll-padding-top:76px;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--fg);font:400 16px/1.6 var(--body);padding-inline:var(--gut);padding-block:0;margin:0;overflow-x:hidden;transition:background-color .3s,color .3s}
img{max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;padding:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
::selection{background:var(--fill);color:var(--onfill)}
.wrap{max-width:1240px;margin-inline:auto}
.eyebrow{font:500 12px/1.3 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}
h1,h2,h3{font-family:var(--display);font-weight:800;text-transform:uppercase;letter-spacing:.01em;line-height:.92;margin:0;text-wrap:balance}
h2{font-size:clamp(40px,6vw,76px)}
h3{font-size:clamp(23px,2.4vw,32px);line-height:1}
p{margin:0}
section{padding-block:clamp(64px,9vw,120px);border-top:1px solid var(--line);position:relative}
.sec-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.8fr);align-items:end;gap:16px 48px;margin-bottom:clamp(32px,5vw,56px)}
.sec-head>*{min-width:0}
.sec-head p{max-width:52ch;color:var(--mut);justify-self:end}
.sec-head .sheetno{justify-self:end}
.sec-head h2{margin-top:14px}
@media(max-width:820px){.sec-head{grid-template-columns:minmax(0,1fr)}.sec-head p,.sec-head .sheetno{justify-self:start}}
.sheetno{font:400 11px/1.4 var(--mono);letter-spacing:.12em;color:var(--dim);text-transform:uppercase}
.grid-bg{position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:64px 64px;opacity:.55;-webkit-mask-image:radial-gradient(ellipse at 70% 30%,#000 10%,transparent 70%);mask-image:radial-gradient(ellipse at 70% 30%,#000 10%,transparent 70%)}
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 20px;font:500 13px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;border:1px solid var(--line2);transition:background .2s,border-color .2s,color .2s}
.btn.pri{background:var(--fill);border-color:var(--fill);color:var(--onfill);font-weight:600}
.btn.pri:hover{background:var(--fill2)}
.btn:not(.pri):hover{border-color:var(--accent);color:var(--accent)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.tag{border:1px solid var(--line2);padding:6px 10px;font:400 12px/1.2 var(--mono);color:var(--mut)}

/* nav */
nav.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:40;margin-inline:calc(-1*var(--gut));padding:12px var(--gut);display:flex;align-items:center;gap:18px;background:var(--navbg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.brand{font:800 20px/1 var(--display);letter-spacing:.06em;text-transform:uppercase;display:flex;align-items:center;gap:10px;white-space:nowrap}
.brand i{width:10px;height:10px;background:var(--fill);display:block;transform:rotate(45deg)}
.links{display:flex;gap:20px;margin-left:auto;font:500 12px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--mut)}
.links a{padding-block:6px;border-bottom:1px solid transparent}
.links a:hover,.links a.on{color:var(--fg);border-bottom-color:var(--accent)}
.kbtn,.tbtn{display:flex;align-items:center;gap:8px;border:1px solid var(--line2);padding:8px 12px;font:500 12px/1 var(--mono);color:var(--mut);white-space:nowrap}
.kbtn:hover,.tbtn:hover{border-color:var(--accent);color:var(--fg)}
.kbtn kbd{font:inherit;color:var(--accent)}
.tbtn svg{width:15px;height:15px}
@media(max-width:1240px){.links{gap:14px}.kbtn span{display:none}}
@media(max-width:1060px){.links{display:none}.kbtn{margin-left:auto}}
@media(max-width:420px){.kbtn span{display:none}}

/* hero */
.hero{padding-block:clamp(36px,6vw,76px) clamp(48px,7vw,88px);border-top:0;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,4vw,56px);align-items:center;position:relative}
.hero-copy{min-width:0}
.hero h1{font-size:clamp(50px,6.1vw,98px);margin-block:16px 10px;letter-spacing:0}
.hero .thesis{font:700 clamp(21px,2.2vw,30px)/1.15 var(--display);text-transform:uppercase;letter-spacing:.02em;color:var(--accent);margin-bottom:22px;text-wrap:balance}
.lede{font-size:clamp(16px,1.3vw,18.5px);color:var(--mut);max-width:60ch}
.lede b{color:var(--fg);font-weight:500}
.lede+.lede{margin-top:14px}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
@media(max-width:940px){.hero-grid{grid-template-columns:minmax(0,1fr)}}

/* model viewer */
.stage{position:relative;container-type:inline-size;aspect-ratio:1/1.08;min-height:420px;border:1px solid var(--line);background:radial-gradient(circle at 50% 38%,var(--stage1) 0,var(--stage2) 75%);touch-action:none;user-select:none;-webkit-user-select:none}
.stage canvas{position:absolute;inset:0;width:100%;height:100%;display:block;cursor:grab}
.stage canvas:active{cursor:grabbing}
.stage .fallback{position:absolute;inset:0;background:url(img/ana-bim-hotel.jpg) center/cover;opacity:.7}
.corner{position:absolute;width:14px;height:14px;border:0 solid var(--fill);pointer-events:none}
.corner.a{top:-1px;left:-1px;border-top-width:2px;border-left-width:2px}.corner.b{top:-1px;right:-1px;border-top-width:2px;border-right-width:2px}
.corner.c{bottom:-1px;left:-1px;border-bottom-width:2px;border-left-width:2px}.corner.d{bottom:-1px;right:-1px;border-bottom-width:2px;border-right-width:2px}
.vtop{position:absolute;top:10px;left:12px;right:12px;display:flex;justify-content:space-between;align-items:flex-start;gap:12px;pointer-events:none}
.vtitle{flex:1 1 auto;min-width:0;font:400 11px/1.4 var(--mono);letter-spacing:.12em;color:var(--mut);text-transform:uppercase}
.vtitle b{color:var(--accent);font-weight:500}
.vtitle small{display:block;color:var(--dim);letter-spacing:.08em}
.vtools{flex:none;display:flex;gap:6px;pointer-events:auto;flex-wrap:nowrap;justify-content:flex-end}
.vbtn{border:1px solid var(--line2);background:var(--hudbg);padding:6px 9px;font:500 10.5px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--mut)}
.vbtn:hover{color:var(--fg);border-color:var(--accent)}
.vbtn.on{color:var(--onfill);background:var(--fill);border-color:var(--fill)}
.vlayers{position:absolute;left:12px;top:66px;display:flex;flex-direction:column;gap:5px}
.vlayers button{display:flex;align-items:center;gap:7px;border:1px solid var(--line2);background:var(--hudbg);padding:5px 8px;font:500 10.5px/1 var(--mono);letter-spacing:.06em;color:var(--fg);text-align:left}
.vlayers button i{width:9px;height:9px;display:block;flex:none}
.vlayers button.off{opacity:.45}
.vlayers button.off i{background:transparent!important;outline:1px solid var(--dim)}
.vcut{position:absolute;right:12px;top:66px;bottom:84px;display:flex;flex-direction:column;align-items:center;gap:6px;font:500 10px/1 var(--mono);letter-spacing:.08em;color:var(--mut);text-transform:uppercase}
.vcut input{writing-mode:vertical-lr;direction:rtl;flex:1;width:22px;accent-color:var(--accent)}
.vlevels{position:absolute;left:12px;bottom:78px;display:flex;flex-wrap:wrap;gap:4px;max-width:calc(100% - 70px)}
.vlevels button{border:1px solid var(--line2);background:var(--hudbg);padding:5px 7px;font:500 10.5px/1 var(--mono);letter-spacing:.06em;color:var(--mut)}
.vlevels button:hover{color:var(--fg);border-color:var(--accent)}
.vlevels button.on{background:var(--fill);border-color:var(--fill);color:var(--onfill)}
.vprops{position:absolute;left:12px;bottom:112px;width:min(250px,calc(100% - 70px));border:1px solid var(--line2);background:var(--hudbg);padding:10px 12px;font-size:12.5px;line-height:1.4;color:var(--mut);pointer-events:none}
.vprops b{display:block;font:500 10.5px/1.2 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:5px}
.vprops span{display:block;color:var(--fg)}
.vprops dl{margin:8px 0 0;display:grid;gap:3px}
.vprops dl div{display:flex;justify-content:space-between;gap:10px}
.vprops dt{font:400 10.5px/1.4 var(--mono);color:var(--dim);text-transform:uppercase;letter-spacing:.06em}
.vprops dd{margin:0;font:500 11.5px/1.4 var(--mono);color:var(--fg);text-align:right}
.hud{position:absolute;left:12px;right:12px;bottom:12px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.hud div{background:var(--hudbg);padding:9px 10px;min-width:0}
.hud small{display:block;font:400 10px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--dim);margin-bottom:6px}
.hud b{font:500 14px/1 var(--mono);font-variant-numeric:tabular-nums;color:var(--fg);white-space:nowrap}
.hud b.ok{color:var(--ok)}.hud b.am{color:var(--accent)}
.vhint{position:absolute;left:8px;right:8px;top:calc(100% + 14px);text-align:center;text-wrap:balance;font:400 11px/1.4 var(--mono);color:var(--dim);letter-spacing:.04em}
@media(max-width:560px){.hud{grid-template-columns:repeat(2,minmax(0,1fr))}.vcut{bottom:150px}.vlevels{bottom:112px}.vprops{display:none}}
@container (max-width:560px){.vtop{flex-direction:column;align-items:stretch;gap:8px}.vtools{justify-content:flex-start;flex-wrap:wrap}.vlayers,.vcut{top:96px}}
@container (max-width:480px){.vlayers{gap:4px}.vlayers button{padding:4px 7px;font-size:9.5px}.vprops dl{display:none}}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-block:1px solid var(--line);margin-top:clamp(52px,7vw,84px)}
.stat{padding:22px 20px;border-right:1px solid var(--line);min-width:0}.stat:last-child{border-right:0}
.stat b{display:inline-block;font:800 clamp(40px,5vw,64px)/1 var(--display);font-variant-numeric:tabular-nums}
.stat sup{font:800 clamp(20px,2.4vw,30px)/1 var(--display);color:var(--accent);vertical-align:top;margin-left:2px}
.stat span{display:block;margin-top:8px;font:400 12px/1.4 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--mut)}
@media(max-width:720px){.stats{grid-template-columns:repeat(2,minmax(0,1fr))}.stat:nth-child(2){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid var(--line)}}

/* about */
.about{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(24px,5vw,72px)}
.about-side{display:flex;flex-direction:column;gap:20px;min-width:0}
.portrait{position:relative;border:1px solid var(--line);margin:0;background:#000}
.portrait img{display:block;width:100%;height:auto}
.facts{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);margin:0}
.facts div{background:var(--bg);display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.4fr);gap:12px;padding:12px 16px;align-items:baseline}
.facts dt{font:400 11px/1.5 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--dim)}
.facts dd{margin:0;font-size:14.5px;color:var(--fg);line-height:1.45}
.about-copy p{color:var(--mut);max-width:66ch}.about-copy p+p{margin-top:18px}.about-copy p b{color:var(--fg);font-weight:500}
.pillars{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);margin-top:32px}
.pillars div{background:var(--bg);padding:20px}
.pillars h3{font-size:24px;margin-bottom:10px}
.pillars h3 span{display:block;font:500 11px/1 var(--mono);letter-spacing:.14em;color:var(--accent);margin-bottom:10px}
.pillars p{font-size:14.5px;line-height:1.55;color:var(--mut)}
@media(max-width:900px){.about{grid-template-columns:minmax(0,1fr)}.pillars{grid-template-columns:minmax(0,1fr)}.about-side{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start}}
@media(max-width:600px){.about-side{grid-template-columns:minmax(0,1fr)}}

/* AI */
.ai-flow{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1.15fr) auto minmax(0,1fr);border:1px solid var(--line);background:var(--panel)}
.ai-col{padding:22px;min-width:0}
.ai-col h3{font-size:22px;margin:10px 0 16px}
.ai-col ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.ai-col li{font-size:14px;color:var(--mut);display:flex;gap:10px;align-items:baseline}
.ai-col li::before{content:'';flex:none;width:6px;height:6px;background:var(--line2);transform:rotate(45deg);position:relative;top:-1px}
.ai-col.core{background:var(--panel2);border-inline:1px solid var(--line)}
.ai-col.core li::before{background:var(--fill)}
.ai-arrow{display:flex;align-items:center;justify-content:center;width:36px;color:var(--accent);position:relative;overflow:hidden}
.ai-arrow svg{width:22px;height:22px}
.ai-arrow::after{content:'';position:absolute;left:0;right:0;top:50%;height:1px;background:linear-gradient(90deg,transparent,var(--accent),transparent);animation:flow 2.4s linear infinite;opacity:.6}
@keyframes flow{0%{transform:translateX(-100%)}100%{transform:translateX(100%)}}
.gate{margin-top:16px;padding-top:14px;border-top:1px dashed var(--line2);font:400 12px/1.5 var(--mono);color:var(--ok);letter-spacing:.04em}
@media(max-width:1000px){.ai-flow{grid-template-columns:minmax(0,1fr)}.ai-arrow{width:auto;height:30px;transform:rotate(90deg)}.ai-col.core{border-inline:0;border-block:1px solid var(--line)}}
.ai-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);margin-top:20px}
.ai-card{background:var(--bg);padding:22px;min-width:0;display:flex;flex-direction:column;gap:10px;transition:background .2s}
.ai-card:hover{background:var(--panel)}
.ai-card .k{font:500 11px/1 var(--mono);letter-spacing:.14em;color:var(--accent);text-transform:uppercase}
.ai-card h3{font-size:24px}
.ai-card p{font-size:14.5px;color:var(--mut);line-height:1.55}
.ai-card .tag-row{margin-top:auto;padding-top:6px}
@media(max-width:1000px){.ai-cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:620px){.ai-cards{grid-template-columns:minmax(0,1fr)}}
.ai-note{margin-top:18px;font:400 12px/1.5 var(--mono);color:var(--dim);letter-spacing:.04em;max-width:90ch}

/* pipeline */
.pipe{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));border:1px solid var(--line)}
.step{padding:22px 18px 28px;border-right:1px solid var(--line);position:relative;min-width:0;transition:background .3s}
.step:last-child{border-right:0}
.step.on{background:var(--panel)}
.step .n{font:500 11px/1 var(--mono);color:var(--dim);letter-spacing:.14em}
.step h3{font-size:24px;margin:14px 0 10px}
.step p{font-size:13.5px;line-height:1.5;color:var(--mut)}
.step .bar{position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--fill);transform:scaleX(0);transform-origin:left;transition:transform .7s}
.step.on .bar{transform:scaleX(1)}
.step.on .n{color:var(--accent)}
@media(max-width:1060px){.pipe{grid-template-columns:repeat(3,minmax(0,1fr))}.step{border-bottom:1px solid var(--line)}.step:nth-child(3n){border-right:0}}
@media(max-width:600px){.pipe{grid-template-columns:minmax(0,1fr)}.step{border-right:0}}

/* capability map */
.cap-tools{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:14px}
.seg{display:inline-flex;border:1px solid var(--line2)}
.seg button{padding:9px 14px;font:500 12px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--mut)}
.seg button+button{border-left:1px solid var(--line2)}
.seg button.on{background:var(--fill);color:var(--onfill)}
.cap-search{flex:1;min-width:180px;max-width:320px;display:flex;align-items:center;border:1px solid var(--line2);padding-inline:12px;color:var(--mut)}
.cap-search input{flex:1;min-width:0;background:transparent;border:0;color:var(--fg);padding:9px 0 9px 8px;font:400 13px var(--mono)}
.cap-search input:focus{outline:none}
.chipf{display:flex;flex-wrap:wrap;gap:8px}
.chipf button{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line2);padding:7px 11px;font:400 12px/1 var(--mono);color:var(--mut)}
.chipf button i{width:9px;height:9px;border-radius:50%;display:block}
.chipf button.off{opacity:.4}
.chipf button:hover{color:var(--fg)}
.cap-wrap{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(0,.85fr);gap:20px}
.graph{border:1px solid var(--line);background:radial-gradient(circle at 50% 45%,var(--panel) 0,var(--bg2) 75%);position:relative;height:clamp(440px,60vw,640px);overflow:hidden;touch-action:none}
.graph svg{position:absolute;inset:0;width:100%;height:100%;display:block;cursor:grab}
.graph svg:active{cursor:grabbing}
.graph .hint{position:absolute;left:12px;bottom:10px;font:400 11px/1.4 var(--mono);color:var(--dim);letter-spacing:.06em;pointer-events:none}
.graph .zoomc{position:absolute;right:10px;top:10px;display:flex;flex-direction:column;border:1px solid var(--line2);background:var(--bg)}
.graph .zoomc button{width:34px;height:34px;font:500 15px var(--mono);color:var(--mut)}
.graph .zoomc button+button{border-top:1px solid var(--line2)}
.graph .zoomc button:hover{color:var(--accent)}
.gl{stroke:var(--line2);stroke-opacity:.9;transition:stroke .2s,stroke-opacity .2s}
.gl.hot{stroke:var(--accent);stroke-opacity:1}
.gl.dim{stroke-opacity:.1}
.gnode{cursor:pointer}
.gnode text{font:500 11px var(--mono);fill:var(--mut);pointer-events:none;paint-order:stroke;stroke:var(--bg2);stroke-width:4px;stroke-linejoin:round}
.gnode.t-domain text{font:700 14px var(--display);letter-spacing:.08em;text-transform:uppercase;fill:var(--fg)}
.gnode.t-project text{fill:var(--fg)}
.gnode .hollow{fill:var(--bg)}
.gnode .proj{fill:var(--bg);stroke:var(--fg)}
.gnode .ring{stroke:var(--bg)}
.gnode.dim{opacity:.12}
.gnode.sel circle,.gnode.sel rect{stroke:var(--accent);stroke-width:3}
.gnode.sel text,.gnode.hl text{fill:var(--fg)}
.gdetail{border:1px solid var(--line);padding:22px;background:var(--panel);align-self:start;min-width:0}
.gdetail h3{font-size:34px;margin:10px 0 12px}
.gdetail p{color:var(--mut);font-size:15px}
.gdetail h4{font:500 11px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--dim);margin:20px 0 10px}
.gdetail .links2{display:flex;flex-wrap:wrap;gap:8px}
.gdetail .links2 button{border:1px solid var(--line2);padding:6px 10px;font:400 12px/1.2 var(--mono);color:var(--mut);text-align:left;background:var(--bg)}
.gdetail .links2 button:hover{border-color:var(--accent);color:var(--accent)}
.gdetail .meter{display:flex;gap:4px;margin-top:14px}
.gdetail .meter i{flex:1;height:5px;background:var(--line2)}
.gdetail .meter i.on{background:var(--fill)}
.matrix-wrap{border:1px solid var(--line);background:var(--panel);overflow-x:auto}
.matrix{border-collapse:collapse;font:400 12px var(--mono);min-width:760px;width:100%}
.matrix th,.matrix td{border-bottom:1px solid var(--line);padding:0;text-align:center}
.matrix thead th{font-weight:500;color:var(--mut);height:150px;vertical-align:bottom;padding-bottom:10px;white-space:nowrap}
.matrix thead th span{display:inline-block;writing-mode:vertical-rl;transform:rotate(180deg);letter-spacing:.06em}
.matrix thead th button:hover span{color:var(--accent)}
.matrix tbody th{text-align:left;font-weight:400;color:var(--fg);padding:9px 14px;white-space:nowrap;position:sticky;left:0;background:var(--panel)}
.matrix tbody th i{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:8px}
.matrix td div{width:16px;height:16px;margin:auto;border:1px solid var(--line2)}
.matrix td div.l1{background:rgba(242,181,68,.28);border-color:rgba(242,181,68,.5)}
.matrix td div.l2{background:rgba(242,181,68,.6);border-color:rgba(242,181,68,.8)}
.matrix td div.l3{background:var(--fill);border-color:var(--fill)}
.matrix tr:hover th,.matrix tr:hover td{background:var(--panel2)}
.mlegend{display:flex;flex-wrap:wrap;gap:16px;padding:12px 14px;font:400 11px var(--mono);color:var(--dim);letter-spacing:.06em;text-transform:uppercase;align-items:center}
.mlegend span{display:inline-flex;align-items:center;gap:8px}
.mlegend div{width:14px;height:14px;border:1px solid var(--line2)}
@media(max-width:1100px){.cap-wrap{grid-template-columns:minmax(0,1fr)}}

/* work */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.fbtn{border:1px solid var(--line2);padding:9px 14px;font:500 12px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--mut)}
.fbtn:hover{color:var(--fg)}.fbtn.on{background:var(--fill);border-color:var(--fill);color:var(--onfill)}
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.card{display:flex;flex-direction:column;text-align:left;border:1px solid var(--line);background:var(--panel);min-width:0;transition:border-color .2s,transform .2s,box-shadow .2s}
.card:hover{border-color:var(--accent);transform:translateY(-3px);box-shadow:var(--shadow)}
.card .im{aspect-ratio:16/10;overflow:hidden;background:var(--imgbg);position:relative}
.card .im img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .6s}
.card:hover .im img{transform:scale(1.04)}
.card .bd{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1;min-width:0}
.card .meta{display:flex;justify-content:space-between;gap:10px;font:400 11px/1.3 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--mut)}
.card .meta .cur{color:var(--ok)}
.card p{font-size:14px;color:var(--mut);line-height:1.5}
.card .facts2{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);margin-top:auto}
.card .facts2 div{background:var(--bg);padding:8px 10px;min-width:0}
.card .facts2 small{display:block;font:400 10px/1.2 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--dim);margin-bottom:4px}
.card .facts2 b{display:block;font:500 13px/1.25 var(--mono);color:var(--fg);overflow-wrap:anywhere}
.card.feat{grid-column:1/-1;flex-direction:row}
.card.feat .im{flex:1.45;aspect-ratio:auto;min-height:380px}
.card.feat .bd{flex:1;padding:28px}
.card.feat h3{font-size:clamp(30px,3.4vw,46px)}
.card.feat .facts2{grid-template-columns:repeat(2,minmax(0,1fr))}
@media(max-width:1000px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.card.feat{flex-direction:column}.card.feat .im{aspect-ratio:16/10;min-height:0}.card.feat .bd{padding:18px}}
@media(max-width:640px){.cards{grid-template-columns:minmax(0,1fr)}}

/* case overlay */
.case{position:fixed;inset:0;z-index:60;background:var(--bg);overflow-y:auto;padding:env(safe-area-inset-top,0px) 0 env(safe-area-inset-bottom,0px)}
.case-in{max-width:1240px;margin-inline:auto;padding:0 clamp(16px,3vw,40px) clamp(24px,4vw,48px)}
.case-top{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px;position:sticky;top:0;background:var(--bg);padding-block:14px;z-index:2;border-bottom:1px solid var(--line)}
.case-hero{position:relative;border:1px solid var(--line);margin-bottom:28px;overflow:hidden;background:var(--imgbg)}
.case-hero img{display:block;width:100%;max-height:70vh;object-fit:cover}
.case h2{font-size:clamp(42px,7vw,92px);margin-block:14px 18px}
.case-grid{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);gap:clamp(20px,4vw,56px)}
.case .desc{color:var(--mut);font-size:17px;max-width:62ch}
.case .desc+.desc{margin-top:14px}
.case h4{font:500 11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--dim);margin:30px 0 4px}
.kv{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);align-self:start}
.kv div{background:var(--bg);padding:12px 16px;display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.3fr);gap:16px;font-size:14px}
.kv div span:first-child{font:400 11px/1.6 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--dim)}
.kv div span:last-child{text-align:right}
.kv .src{display:block;background:var(--bg);padding:10px 16px;font:400 11px/1.5 var(--mono);color:var(--dim)}
.scope{list-style:none;padding:0;margin:16px 0 0;border-top:1px solid var(--line)}
.scope li{padding:12px 0;border-bottom:1px solid var(--line);display:flex;gap:14px;font-size:15px}
.scope li::before{content:'';width:8px;height:8px;border:1.5px solid var(--accent);transform:rotate(45deg);margin-top:8px;flex:none}
.ptable-wrap{overflow-x:auto;margin-top:16px;border:1px solid var(--line)}
.ptable{border-collapse:collapse;width:100%;min-width:560px;font-size:14px}
.ptable th,.ptable td{padding:10px 14px;border-bottom:1px solid var(--line);text-align:left}
.ptable th{font:500 11px/1.3 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--dim);background:var(--panel)}
.ptable td.n,.ptable th.n{text-align:right;font-variant-numeric:tabular-nums;font-family:var(--mono)}
.ptable tfoot td{font-weight:600;color:var(--accent)}
.galtabs{display:flex;flex-wrap:wrap;gap:8px;margin-top:clamp(32px,5vw,52px)}
.gal{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:16px}
.gal button{display:block;text-align:left;border:1px solid var(--line);background:var(--panel);min-width:0}
.gal button:hover{border-color:var(--accent)}
.gal img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--imgbg)}
.gal img.dr{object-fit:contain;background:#fff}
.gal .cap{display:flex;justify-content:space-between;gap:10px;padding:10px 12px;font:400 11px/1.3 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--mut)}
.gal .ty{color:var(--accent)}
@media(max-width:900px){.case-grid{grid-template-columns:minmax(0,1fr)}.gal{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:520px){.gal{grid-template-columns:minmax(0,1fr)}}

.lb{position:fixed;inset:0;z-index:80;background:var(--lbbg);display:grid;place-items:center;padding:56px 16px}
.lb img{max-width:100%;max-height:82vh;display:block}
.lb .cp{position:absolute;bottom:14px;left:16px;right:16px;text-align:center;font:400 12px var(--mono);letter-spacing:.1em;color:#c7d0d8;text-transform:uppercase}
.lb button{position:absolute;border:1px solid #3a4a5a;padding:10px 14px;font:500 12px var(--mono);color:#e6ecf1;background:#0e151c}
.lb .x{top:12px;right:12px}.lb .nx{top:50%;right:12px}.lb .pv{top:50%;left:12px}

/* experience */
.tl{border-top:1px solid var(--line)}
.role{display:grid;grid-template-columns:minmax(150px,.3fr) minmax(0,1fr);gap:16px 40px;padding:28px 0;border-bottom:1px solid var(--line)}
.role .when{font:400 12px/1.7 var(--mono);letter-spacing:.08em;color:var(--mut);text-transform:uppercase}
.role .when b{display:block;color:var(--accent);font-weight:500}
.role .when em{font-style:normal;display:inline-block;margin-top:6px;border:1px solid var(--ok);color:var(--ok);padding:3px 8px;font-size:10px;letter-spacing:.14em}
.role h3{font-size:30px;margin-bottom:4px}
.role .org{color:var(--mut);font-size:14px;margin-bottom:14px}
.role ul{margin:0;padding:0;list-style:none;display:grid;gap:8px;max-width:80ch}
.role li{color:var(--mut);font-size:15px;padding-left:18px;position:relative;line-height:1.55}
.role li::before{content:'';position:absolute;left:0;top:.72em;width:8px;height:1px;background:var(--accent)}
.role .tag-row{margin-top:14px}
@media(max-width:760px){.role{grid-template-columns:minmax(0,1fr)}}

/* stack */
.tools{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.tools>div{background:var(--bg);padding:22px;min-width:0}
.tools h3{font-size:22px;color:var(--accent);margin-bottom:14px}
.tools ul{margin:0;padding:0;list-style:none;display:grid;gap:8px;font-size:14.5px;color:var(--mut)}
@media(max-width:1000px){.tools{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.tools{grid-template-columns:minmax(0,1fr)}}
.certs{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px;margin-top:40px}
.cert{border:1px solid var(--line);padding:18px;background:var(--panel);display:flex;flex-direction:column;gap:14px;min-height:150px;justify-content:space-between;min-width:0}
.cert small{font:400 11px var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--dim)}
.cert b{font:800 23px/1 var(--display);text-transform:uppercase}
@media(max-width:1100px){.certs{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:620px){.certs{grid-template-columns:repeat(2,minmax(0,1fr))}}
.edu{margin-top:28px;color:var(--mut);max-width:76ch;font-size:14.5px}

/* contact */
.contact h2{font-size:clamp(54px,11vw,160px);line-height:.88;margin-top:16px}
.contact h2 em{font-style:normal;color:var(--accent)}
.ct{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);margin-top:48px}
.ct>div{background:var(--bg);padding:20px;display:flex;align-items:center;justify-content:space-between;gap:16px;min-width:0}
.ct small{display:block;font:400 11px var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--dim);margin-bottom:6px}
.ct span{overflow-wrap:anywhere}
.cp-btn{border:1px solid var(--line2);padding:8px 12px;font:500 11px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--mut);flex:none}
.cp-btn:hover{border-color:var(--accent);color:var(--accent)}
.docbtns{display:flex;gap:8px;flex-wrap:wrap}
.endcta{margin-top:28px;border:1px solid var(--line);background:var(--panel);padding:clamp(22px,3.5vw,40px);display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:20px 40px}
.endcta h3{font:800 clamp(28px,3.2vw,44px)/1 var(--display);text-transform:uppercase;letter-spacing:.01em;margin:10px 0 10px}
.endcta p{color:var(--mut);max-width:60ch;margin:0}
.endcta-b{display:flex;flex-wrap:wrap;gap:12px}
@media(max-width:820px){.endcta{grid-template-columns:minmax(0,1fr)}}
.m .endcta-b{display:grid;grid-template-columns:minmax(0,1fr)}
.m .endcta-b .btn{justify-content:center;padding:16px 12px}
@media(max-width:700px){.ct{grid-template-columns:minmax(0,1fr)}}
footer{border-top:1px solid var(--line);padding-block:28px 96px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font:400 11px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--dim)}

/* Ask AI dock */
.ai-fab{position:fixed;right:max(16px,env(safe-area-inset-right,0px));bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:70;display:flex;align-items:center;gap:10px;padding:13px 18px;background:var(--fill);color:var(--onfill);font:600 13px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;box-shadow:var(--shadow)}
.ai-fab:hover{background:var(--fill2)}
.ai-fab i{width:8px;height:8px;border-radius:50%;background:var(--onfill);box-shadow:0 0 0 3px rgba(26,18,5,.2);animation:pulse 2s infinite}
@keyframes pulse{50%{box-shadow:0 0 0 7px rgba(26,18,5,0)}}
.ai-dock{position:fixed;right:max(16px,env(safe-area-inset-right,0px));bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:75;width:min(440px,calc(100vw - 32px));height:min(640px,calc(100vh - 32px));display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line2);box-shadow:var(--shadow)}
.dock-h{display:flex;align-items:center;gap:10px;padding:14px 16px;border-bottom:1px solid var(--line)}
.dock-h b{font:800 20px/1 var(--display);text-transform:uppercase;letter-spacing:.04em}
.dock-h small{display:block;font:400 10px/1.3 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--dim);margin-top:4px}
.dock-h .dot{width:8px;height:8px;border-radius:50%;background:var(--ok);flex:none}
.dock-h button{margin-left:auto;border:1px solid var(--line2);padding:8px 10px;font:500 11px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--mut)}
.dock-h button:hover{color:var(--fg);border-color:var(--accent)}
.chat-log{flex:1;padding:16px;display:flex;flex-direction:column;gap:12px;overflow-y:auto;min-height:0}
.msg{max-width:92%;font-size:14.5px;line-height:1.55;padding:11px 13px;border:1px solid var(--line);white-space:pre-wrap;overflow-wrap:anywhere}
.msg.u{align-self:flex-end;background:var(--panel2);border-color:var(--line2)}
.msg.a{align-self:flex-start;background:var(--bg)}
.msg.a small{display:block;font:500 10px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:7px}
.chips{display:flex;flex-wrap:wrap;gap:6px;padding:0 16px 12px}
.chip{border:1px solid var(--line2);padding:7px 10px;font:400 12px/1.2 var(--mono);color:var(--mut);text-align:left;background:var(--bg)}
.chip:hover{border-color:var(--accent);color:var(--accent)}
.ask{display:flex;border-top:1px solid var(--line)}
.ask input{flex:1;min-width:0;background:transparent;border:0;color:var(--fg);padding:15px 16px;font:400 15px var(--body)}
.ask input::placeholder{color:var(--dim)}
.ask input:focus{outline:none}
.ask button{padding:0 18px;font:500 12px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--accent);border-left:1px solid var(--line)}
.ask button:hover{background:var(--fill);color:var(--onfill)}
.ask button:disabled{opacity:.4;cursor:wait}

/* palette */
.pal{position:fixed;inset:0;z-index:90;background:var(--overlay);display:flex;justify-content:center;align-items:flex-start;padding:12vh 16px 16px}
.pal-box{width:min(620px,100%);background:var(--panel);border:1px solid var(--line2);box-shadow:var(--shadow)}
.pal input{width:100%;background:transparent;border:0;border-bottom:1px solid var(--line);padding:18px;color:var(--fg);font:400 16px var(--mono)}
.pal input:focus{outline:none}
.pal ul{list-style:none;margin:0;padding:6px;max-height:50vh;overflow:auto}
.pal li button{width:100%;display:flex;justify-content:space-between;gap:12px;padding:12px;text-align:left;font-size:15px}
.pal li button small{font:400 11px var(--mono);letter-spacing:.1em;color:var(--dim);text-transform:uppercase}
.pal li.sel button,.pal li button:hover{background:var(--panel2);color:var(--accent)}


/* ---------- download + WhatsApp buttons ---------- */
:root{--wa:#128c4a}
:root[data-theme="dark"]{--wa:#25d366}
.btn.wa .wai,.tbtn.wabtn .wai{color:var(--wa)}
.btn.wa:hover{border-color:var(--wa);color:var(--wa)}
.tbtn.wabtn:hover{border-color:var(--wa)}
.tbtn em{display:none;font-style:normal}
@media(max-width:1400px){.wabtn span{display:none}.wabtn{padding-inline:9px}}
.pdfbtn svg,.btn svg{width:15px;height:15px;flex:none}
@media(max-width:1260px){.pdfbtn span{display:none}.pdfbtn em{display:inline}}
.cap-mobile{display:none}
.gnode .hit,.gnode.sel .hit{fill:transparent!important;stroke:none!important}
.mtabs{display:none}

/* ---------- worked-with logo strip (site only) ---------- */
.clients{padding-block:30px 34px;border-top:1px solid var(--line)}
.clients-h{display:flex;justify-content:space-between;align-items:baseline;gap:16px;flex-wrap:wrap;margin-bottom:20px}
.clients-k{font:400 11px/1.4 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--dim)}
.marquee{overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent)}
.mq-track{display:flex;align-items:center;width:max-content;animation:mq 70s linear infinite}
@media(hover:hover) and (pointer:fine){.marquee:hover .mq-track{animation-play-state:paused}}
.marquee:active .mq-track{animation-play-state:paused}
.mq-track figure{margin:0;padding-inline:clamp(22px,3vw,40px);display:flex;align-items:center;height:64px;flex:none}
.mq-track img{display:block;height:var(--h);width:auto;max-width:none;opacity:.62;transition:opacity .25s,transform .25s}
:root[data-theme="dark"] .mq-track img{filter:invert(1);opacity:.7}
.mq-track figure:hover img{opacity:1;transform:scale(1.04)}
@keyframes mq{to{transform:translateX(-50%)}}
@media print{.clients{display:none}}
.msheet{display:none}

/* ---------- mobile template (html.m) ---------- */
.m body{font-size:15.5px;padding-bottom:calc(64px + env(safe-area-inset-bottom,0px))}
.m nav.top{padding-block:10px;gap:10px}
.m .links,.m .kbtn{display:none}
.m .wabtn{margin-left:auto}
.m .pdfbtn span,.m .tbtn span{display:none}
.m .pdfbtn em{display:inline;font:600 10.5px/1 var(--mono);letter-spacing:.06em}
.m .cvbtn{margin-left:0}
.m nav.top{gap:8px}
.m .tbtn{gap:5px}
.m .tbtn{padding:9px}
.m .hero{padding-block:22px 36px}
.m .hero-grid{grid-template-columns:minmax(0,1fr);gap:22px}
.m .hero h1{font-size:clamp(44px,13vw,64px);margin-block:12px 8px}
.m .hero .thesis{font-size:19px;margin-bottom:14px}
.m #h-lede .lede:nth-child(n+2){display:none}
.m .cta{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:20px}
.m .cta .btn{justify-content:center;padding:13px 10px;font-size:11.5px}
.m .cta .btn:first-child{display:none}
.m .cta .btn[data-open-ai]{grid-column:1/-1;order:5}
.m .stage{aspect-ratio:1/1.05;min-height:0}
.m .vlayers,.m .vprops,.m .vcut,.m .vhint{display:none}
.m .vlevels{bottom:68px;max-width:calc(100% - 24px)}
.m .vtools .vbtn{padding:6px 7px;font-size:9.5px}
.m #v-explode,.m #v-reset{display:none}
.m .hud{grid-template-columns:repeat(4,minmax(0,1fr))}
.m .hud div{padding:7px 8px}
.m .hud small{font-size:9px;letter-spacing:.08em;margin-bottom:5px}
.m .hud b{font-size:12.5px}
.m .stats{margin-top:30px}
.m section{padding-block:52px}
.m h2{font-size:clamp(34px,10vw,48px)}
.m .sec-head{margin-bottom:24px}
.m .sec-head p{font-size:15px}
/* profile */
.m .about{grid-template-columns:minmax(0,1fr)}
.m .about-side{display:grid;grid-template-columns:96px minmax(0,1fr);gap:14px;align-items:start}
.m .portrait{border-radius:50%;overflow:hidden;width:96px;height:96px}
.m .portrait img{width:96px;height:96px;object-fit:cover}
.m .facts div{grid-template-columns:minmax(0,1fr);gap:2px;padding:9px 12px}
.m .pillars{grid-template-columns:minmax(0,1fr)}
/* horizontal swipe rows */
.m .filters{flex-wrap:nowrap;overflow-x:auto;margin-inline:calc(-1*var(--gut));padding-inline:var(--gut);scrollbar-width:none}
.m .filters::-webkit-scrollbar{display:none}
.m .fbtn{flex:none}
.m .cards,.m .ai-cards{display:flex;gap:12px;overflow-x:auto;scroll-snap-type:x mandatory;margin-inline:calc(-1*var(--gut));padding:4px var(--gut) 14px;scrollbar-width:none;background:none;border:0}
.m .cards::-webkit-scrollbar,.m .ai-cards::-webkit-scrollbar{display:none}
.m .card,.m .card.feat{flex:0 0 84%;scroll-snap-align:center;flex-direction:column}
.m .card.feat .im{aspect-ratio:16/10;min-height:0;flex:none}
.m .card.feat .bd{padding:18px}
.m .card.feat h3{font-size:28px}
.m .card:hover{transform:none}
.m .ai-card{flex:0 0 82%;scroll-snap-align:center;border:1px solid var(--line)}
.m .swipehint{display:block;font:400 11px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--dim);margin:-4px 0 10px}
.swipehint{display:none}
/* capability: list instead of graph */
.seg [data-m="list"]{display:none}
.m .seg [data-m="list"]{display:inline-block}
.m .seg [data-m="matrix"]{display:none}
.m .cap-mobile{display:block}
.m .cap-mobile[hidden]{display:none!important}
.m .cap-tools{gap:8px}
.m .cap-search{max-width:none;min-width:0;flex:1 1 160px}
.m #cap-chips{flex-wrap:nowrap;overflow-x:auto;margin-inline:calc(-1*var(--gut));padding:0 var(--gut) 4px;scrollbar-width:none}
.m #cap-chips::-webkit-scrollbar{display:none}
.m #cap-chips button{flex:none}
.m .graph{height:min(72vh,560px);min-height:400px}
.m .graph .zoomc button{width:40px;height:40px}
.m .gdetail{padding:16px}
.m .gdetail h3{font-size:28px}
.cap-mobile details{border:1px solid var(--line);border-left:4px solid var(--c,var(--accent));margin-bottom:10px;background:var(--panel)}
.cap-mobile summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:10px;padding:14px 16px;font:800 20px/1 var(--display);text-transform:uppercase;cursor:pointer}
.cap-mobile summary::-webkit-details-marker{display:none}
.cap-mobile summary small{font:400 11px var(--mono);color:var(--dim);letter-spacing:.08em;margin:0}
.cap-mobile .sk{padding:0 16px 14px;display:grid;gap:10px}
.cap-mobile .sk div{border-top:1px solid var(--line);padding-top:10px}
.cap-mobile .sk b{display:block;font-weight:600;font-size:15px}
.cap-mobile .sk p{font-size:13.5px;color:var(--mut);margin:3px 0 6px}
.cap-mobile .sk span{display:inline-block;border:1px solid var(--line2);padding:3px 7px;margin:0 4px 4px 0;font:400 11px var(--mono);color:var(--mut)}
/* career accordion */
.m .role{grid-template-columns:minmax(0,1fr);gap:4px;padding:16px 0;cursor:pointer}
.m .role h3{font-size:24px;padding-right:28px;position:relative}
.m .role h3::after{content:'+';position:absolute;right:0;top:0;font:400 22px var(--mono);color:var(--accent)}
.m .role.open h3::after{content:'\2013'}
.m .role ul,.m .role .tag-row{display:none}
.m .role.open ul{display:grid;margin-top:8px}
.m .role.open .tag-row{display:flex}
.m .role .org{margin-bottom:0}
/* other sections */
.m .tools{grid-template-columns:minmax(0,1fr)}
.m .certs{grid-template-columns:minmax(0,1fr)}
.m .cert{min-height:0}
.m .contact h2{font-size:clamp(46px,14vw,72px)}
.m .ct{grid-template-columns:minmax(0,1fr)}
.m .gal{grid-template-columns:minmax(0,1fr)}
.m .case-hero img{max-height:42vh}
.m .case h2{font-size:clamp(36px,11vw,54px)}
.m .case-grid{grid-template-columns:minmax(0,1fr)}
/* bottom tab bar */
.m .mtabs{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;left:0;right:0;bottom:0;z-index:65;background:var(--navbg);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-top:1px solid var(--line);padding:6px 4px calc(6px + env(safe-area-inset-bottom,0px))}
.mtabs a{display:flex;flex-direction:column;align-items:center;gap:3px;padding:5px 2px;font:500 10px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--mut)}
.mtabs a svg{width:22px;height:22px}
.mtabs a.on{color:var(--accent)}
.mtabs a[data-sheet]{color:var(--accent)}
.m .clients{padding-block:26px 28px}
.m .mq-track figure{height:48px;padding-inline:18px}
.m .mq-track img{height:calc(var(--h)*.74)}
.m .clients-h{margin-bottom:14px}
.m .clients-k{font-size:10px}
.m .mq-track{animation-duration:55s}
.m .msheet{display:block;position:fixed;inset:0;z-index:80;background:rgba(5,8,12,.42)}
.m .msheet[hidden]{display:none}
.msheet-in{position:absolute;left:0;right:0;bottom:0;background:var(--bg);border-top:1px solid var(--line2);padding:16px var(--gut) calc(20px + env(safe-area-inset-bottom,0px));display:grid;gap:10px}
.msheet-h{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}
.msheet-h b{font:600 12px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase}
.msheet-h button{font:500 11px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--mut);border:1px solid var(--line2);padding:9px 12px}
.msheet .btn{justify-content:center;padding:16px 12px;font-size:12px}
.msheet-r{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.m .ai-fab{bottom:calc(76px + env(safe-area-inset-bottom,0px));padding:11px 14px;font-size:12px}
.m .ai-dock{bottom:calc(70px + env(safe-area-inset-bottom,0px));height:min(560px,calc(100vh - 150px))}
.m footer{padding-bottom:28px}
.rv{transform:translateY(16px);transition:transform .8s cubic-bezier(.2,.7,.2,1)}
.rv.in{transform:none}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}html{scroll-behavior:auto}.rv{transform:none}}
@media(prefers-reduced-motion:reduce){.mq-track{animation:mq 90s linear infinite!important}}

/* ---------- buttons: everything you can press looks the same ----------
   Pressable = blue tint, solid border and a raised bottom edge (it moves when hovered and pressed).
   Selected or main action = amber fill. Information only (tags) = dashed outline, flat, never raised. */
:root{--act:#1b5fd1;--actbg:#ebf2fe;--actbg2:#dae7fd;--actbd:#8fb2ef;--onsh:#c98a10;--wabg:#e8f6ee;--wabd:#86cfa4}
:root[data-theme="dark"]{--act:#8ab4ff;--actbg:#0f1c31;--actbg2:#16294a;--actbd:#33568f;--onsh:#9a6a0c;--wabg:#0c2618;--wabd:#1f7a45}
:is(.btn:not(.pri),.tbtn,.kbtn,.vbtn,.fbtn,.seg button,.chipf button,.chip,.cp-btn,.gdetail .links2 button,.dock-h button,.msheet-h button,.vlevels button,.vlayers button,.graph .zoomc button,.ask button,.card .go){background:var(--actbg);border:1px solid var(--actbd);color:var(--act);box-shadow:0 2px 0 var(--actbd);transition:background .15s,border-color .15s,color .15s,transform .15s,box-shadow .15s}
:is(.btn:not(.pri),.tbtn,.kbtn,.vbtn,.fbtn,.seg button,.chipf button,.chip,.cp-btn,.gdetail .links2 button,.dock-h button,.msheet-h button,.vlevels button,.vlayers button,.graph .zoomc button,.ask button):not(.on):hover,.card:hover .go{background:var(--actbg2);border-color:var(--act);color:var(--act);transform:translateY(-1px);box-shadow:0 3px 0 var(--act)}
:is(.btn,.tbtn,.kbtn,.vbtn,.fbtn,.seg button,.chipf button,.chip,.cp-btn,.gdetail .links2 button,.dock-h button,.msheet-h button,.vlevels button,.vlayers button,.graph .zoomc button,.ask button,.ai-fab):active{transform:translateY(1px);box-shadow:0 1px 0 var(--actbd)}
:is(.vbtn,.fbtn,.seg button,.vlevels button).on{background:var(--fill);border-color:var(--onsh);color:var(--onfill);box-shadow:0 2px 0 var(--onsh)}
.btn.pri{border-color:var(--onsh);box-shadow:0 2px 0 var(--onsh);transition:background .15s,transform .15s,box-shadow .15s}
.btn.pri:hover{transform:translateY(-1px);box-shadow:0 3px 0 var(--onsh)}
.ai-fab{box-shadow:0 2px 0 var(--onsh),var(--shadow)}
:is(.btn.wa,.tbtn.wabtn,.ct a.cp-btn[data-wa]){background:var(--wabg);border-color:var(--wabd);color:var(--wa);box-shadow:0 2px 0 var(--wabd)}
:is(.btn.wa,.tbtn.wabtn,.ct a.cp-btn[data-wa]):hover{background:var(--wabg);border-color:var(--wa);color:var(--wa);box-shadow:0 3px 0 var(--wa)}
.kbtn kbd{color:inherit;opacity:.75}
.seg{border:0;gap:6px}
.graph .zoomc{border:0;background:none;gap:6px}
.graph .zoomc button+button{border-top:1px solid var(--actbd)}
.ask button{margin:8px;padding:0 16px}
.vlayers button.off{opacity:.55;box-shadow:none}
.card .go{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;margin-top:14px;padding:9px 12px;font:500 11.5px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase}
.card .go svg{width:14px;height:14px;transition:transform .15s}
.card:hover .go svg{transform:translateX(3px)}
.tag,.cap-mobile .sk span{border:1px dashed var(--line2);background:none;color:var(--dim);cursor:default}

/* ---------- tower model controls: one-floor slider, Layers toggle and cut bar on small screens ---------- */
.vfloor{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--actbd);background:var(--actbg);padding:2px 8px;box-shadow:0 2px 0 var(--actbd)}
.vfloor input{width:110px;accent-color:var(--act)}
.vfloor b{font:500 10.5px/1 var(--mono);color:var(--act);min-width:26px}
.vfloor b.on{color:var(--accent)}
.m .vlevels{bottom:68px;max-width:calc(100% - 24px)}
.vlay-t{display:none!important}
.vprops{bottom:150px}
.m .vlayers{display:flex;top:100px}
.m .vlay-t{display:flex!important}
.m .vlayers button[data-ly]{display:none}
.m .vlayers.open button[data-ly]{display:flex}
.m .vcut{display:flex;top:190px;bottom:178px}
.m .stage{aspect-ratio:auto;height:min(max(520px,140vw),700px)}
.m .vcut{bottom:200px}
.m .vfloor input{width:84px}
.m .vlevels button{padding:5px 6px}