:root{
  --ink:#0d0626;--ink-2:#1b0e44;--ink-3:#2a1b63;
  --red:#e4232d;--red-2:#ff5a5f;--pink:#f7a9a3;--blush:#ffe3df;
  --green:#35c47a;--gold:#f5c66b;--cyan:#5ee7ff;--violet:#9b7bff;
  --text:#f7f2fb;--muted:#c9bfe0;--dim:#9a8fbb;
  --hair:rgba(255,255,255,.09);--hair-2:rgba(255,255,255,.16);
  --ease:cubic-bezier(.32,.72,0,1);--spring:cubic-bezier(.34,1.45,.64,1);
  --mono:'JetBrains Mono',ui-monospace,Consolas,monospace;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%;overflow:hidden;background:var(--ink);color:var(--text);font-family:'Poppins',system-ui,sans-serif;-webkit-font-smoothing:antialiased}
button,input,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none;padding:0}
#gl{position:fixed;inset:0;width:100vw;height:100vh;display:block}
.vignette{position:fixed;inset:0;pointer-events:none;background:radial-gradient(ellipse at 50% 45%,transparent 40%,rgba(5,2,18,.78) 100%)}

/* stage */
#viewport{position:fixed;inset:0;display:flex;align-items:center;justify-content:center}
#stage{position:relative;flex:none;width:1920px;height:1080px;transform:scale(var(--s,.5))}
.slide{position:absolute;inset:0;padding:110px 130px 120px;display:flex;flex-direction:column;justify-content:center;gap:36px;
  opacity:0;visibility:hidden;pointer-events:none;transition:opacity .7s var(--ease),visibility 0s .7s}
.slide.active{opacity:1;visibility:visible;pointer-events:auto;transition:opacity .9s var(--ease),visibility 0s}
.slide.top{justify-content:flex-start}
.slide aside{display:none}
.a{opacity:0}

h1,h2,h3,p{margin:0}
h1{font-size:150px;line-height:.95;font-weight:800;letter-spacing:-.04em}
h2{font-size:84px;line-height:1.02;font-weight:700;letter-spacing:-.03em;max-width:1560px}
h3{font-size:40px;line-height:1.15;font-weight:600;letter-spacing:-.01em}
p{font-size:30px;line-height:1.45;color:var(--muted)}
.lead{font-size:38px;font-weight:300;color:var(--muted);max-width:1400px}
.grad{background:linear-gradient(95deg,var(--blush),var(--pink) 30%,var(--red-2) 65%,var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent}
.grad-c{background:linear-gradient(95deg,var(--cyan),var(--violet) 55%,var(--pink));-webkit-background-clip:text;background-clip:text;color:transparent}
.grad-g{background:linear-gradient(95deg,#9ff5c9,var(--green) 45%,var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{align-self:flex-start;display:inline-flex;align-items:center;gap:14px;padding:10px 24px 10px 18px;border-radius:999px;font-size:20px;letter-spacing:.24em;text-transform:uppercase;font-weight:600;color:var(--pink);background:rgba(247,169,163,.08);border:1px solid rgba(247,169,163,.25);backdrop-filter:blur(8px)}
.eyebrow i{width:10px;height:10px;border-radius:50%;background:var(--red);box-shadow:0 0 0 5px rgba(228,35,45,.2),0 0 18px var(--red)}
.mono{font-family:var(--mono)}
.center{align-items:center;text-align:center}
.center h2,.center .lead{margin-inline:auto}
.row{display:flex;gap:28px;align-items:stretch}
.grid{display:grid;gap:24px}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}.g5{grid-template-columns:repeat(5,1fr)}

/* glass cards */
.card{position:relative;padding:32px 34px;border-radius:30px;background:linear-gradient(160deg,rgba(60,40,140,.45),rgba(20,10,55,.6));border:1px solid var(--hair-2);backdrop-filter:blur(14px);box-shadow:0 40px 100px -40px rgba(0,0,0,.7),inset 0 1px 0 rgba(255,255,255,.12);overflow:hidden}
.card h3{margin-bottom:10px}
.card p{font-size:25px;line-height:1.42}
.card .ic{font-size:54px;line-height:1;margin-bottom:16px;display:block}
.card .k{font-size:17px;letter-spacing:.2em;text-transform:uppercase;color:var(--pink);font-weight:600;margin-bottom:12px;display:block}
.card .fact{margin-top:16px;font-size:21px;color:var(--gold);font-weight:500}
.card::after{content:"";position:absolute;inset:-1px;border-radius:inherit;background:radial-gradient(500px circle at var(--mx,50%) var(--my,0%),rgba(255,255,255,.10),transparent 40%);pointer-events:none}
.card.red{background:linear-gradient(160deg,rgba(228,35,45,.38),rgba(40,8,30,.6))}
.card.green{background:linear-gradient(160deg,rgba(53,196,122,.3),rgba(8,30,25,.6))}
.card.cyan{background:linear-gradient(160deg,rgba(94,231,255,.22),rgba(10,20,50,.6))}

/* pills, chips */
.chip{display:inline-block;padding:6px 16px;border-radius:999px;font-size:18px;font-weight:600;background:rgba(255,255,255,.08);border:1px solid var(--hair-2);margin:4px 6px 0 0}
.big-num{font-size:120px;font-weight:800;line-height:1;letter-spacing:-.04em}

/* section opener */
.opener .num{font-size:300px;font-weight:800;line-height:.8;letter-spacing:-.06em;opacity:.12;position:absolute;right:120px;bottom:90px}
.opener h1{max-width:1400px}

/* timeline */
.tl{position:relative;display:grid;grid-template-columns:repeat(9,1fr);gap:14px;margin-top:20px}
.tl::before{content:"";position:absolute;left:0;right:0;top:34px;height:2px;background:linear-gradient(90deg,var(--red),var(--violet),var(--cyan))}
.tl .e{position:relative;padding-top:70px}
.tl .e::before{content:"";position:absolute;top:24px;left:0;width:22px;height:22px;border-radius:50%;background:var(--ink);border:3px solid var(--pink);box-shadow:0 0 18px var(--pink)}
.tl b{display:block;font-size:34px;font-weight:800;color:var(--text)}
.tl span{display:block;font-size:20px;line-height:1.35;color:var(--muted);margin-top:6px}

/* agenda */
.agenda{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.agenda .it{padding:22px 26px;border-radius:24px;background:rgba(255,255,255,.05);border:1px solid var(--hair)}
.agenda .it b{display:block;font-family:var(--mono);color:var(--pink);font-size:20px}
.agenda .it span{display:block;font-size:26px;font-weight:600;margin-top:6px}
.agenda .it.br{background:rgba(245,198,107,.08);border-color:rgba(245,198,107,.3)}
.agenda .it.br b{color:var(--gold)}

/* demos */
.demo{display:flex;gap:34px;align-items:stretch}
.panel{border-radius:30px;background:rgba(10,5,30,.72);border:1px solid var(--hair-2);backdrop-filter:blur(10px);padding:28px}
canvas.dc{display:block;border-radius:22px;background:#08041c;border:1px solid var(--hair)}
.btn{display:inline-flex;align-items:center;gap:12px;padding:16px 30px;border-radius:999px;font-size:24px;font-weight:600;background:var(--red);color:#fff;box-shadow:0 18px 50px -18px rgba(228,35,45,.9);transition:transform .3s var(--spring)}
.btn:hover{transform:translateY(-3px)}
.btn.ghost{background:rgba(255,255,255,.08);box-shadow:none;border:1px solid var(--hair-2)}
.btn.on{background:var(--green)}
.inp{width:100%;padding:18px 24px;border-radius:20px;background:rgba(255,255,255,.06);border:1px solid var(--hair-2);font-size:30px;outline:none}
.inp:focus{border-color:var(--pink)}
.bytes{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px;max-height:430px;overflow:auto}
.byte{padding:12px 16px;border-radius:16px;background:rgba(255,255,255,.05);border:1px solid var(--hair);text-align:center}
.byte b{display:block;font-size:34px}
.byte span{font-family:var(--mono);font-size:22px;color:var(--cyan);letter-spacing:.08em}
.preds{display:flex;flex-direction:column;gap:12px;margin-top:20px}
.pred{display:flex;align-items:center;gap:16px;font-size:28px}
.pred .bar{height:34px;border-radius:10px;background:linear-gradient(90deg,var(--red),var(--pink));transition:width .5s var(--ease)}
.pred button{padding:6px 18px;border-radius:12px;background:rgba(255,255,255,.08);font-size:26px}
.items{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.item{padding:18px 10px;border-radius:20px;background:rgba(255,255,255,.05);border:2px solid var(--hair);text-align:center;font-size:22px;transition:all .3s var(--ease)}
.item .em{font-size:48px;display:block}
.item.sel{border-color:var(--pink);background:rgba(228,35,45,.2);transform:scale(1.04)}
.item.rec{border-color:var(--green);background:rgba(53,196,122,.18);animation:pop .6s var(--spring)}
@keyframes pop{from{transform:scale(.8)}to{transform:scale(1)}}
textarea.inp{height:250px;font-size:24px;resize:none;line-height:1.4}
.words{display:flex;flex-wrap:wrap;gap:10px;align-items:baseline;margin-top:16px}
.words span{color:var(--text);font-weight:700}
.meter{height:26px;border-radius:13px;background:linear-gradient(90deg,#ff5a5f,#f5c66b 50%,#35c47a);position:relative;margin:14px 0 6px}
.meter i{position:absolute;top:-10px;width:8px;height:46px;border-radius:4px;background:#fff;box-shadow:0 0 12px #fff;transition:left .6s var(--ease)}

/* tech universe */
.techs{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.tech{perspective:900px;height:178px}
.tech .in{position:relative;width:100%;height:100%;transition:transform .8s var(--ease);transform-style:preserve-3d}
.tech:hover .in,.tech.on .in{transform:rotateY(180deg)}
.tech .f,.tech .b{position:absolute;inset:0;border-radius:24px;backface-visibility:hidden;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:14px;text-align:center;border:1px solid var(--hair-2)}
.tech .f{background:linear-gradient(160deg,rgba(60,40,140,.5),rgba(20,10,55,.7))}
.tech .f .em{font-size:52px}.tech .f b{font-size:25px;margin-top:8px}
.tech .b{background:linear-gradient(160deg,rgba(228,35,45,.5),rgba(40,8,40,.85));transform:rotateY(180deg);font-size:19px;line-height:1.35;color:#fff}

/* break */
.timer{font-family:var(--mono);font-size:230px;font-weight:700;letter-spacing:-.04em;line-height:1}

/* presenter */
.me{display:grid;grid-template-columns:560px 1fr;gap:80px;align-items:center}
.photo{position:relative;width:560px;height:680px;border-radius:44px;overflow:hidden;border:1px solid var(--hair-2);box-shadow:0 60px 140px -40px rgba(228,35,45,.55)}
.photo img{width:100%;height:100%;object-fit:cover}
.photo::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(13,6,38,.85))}
.photo .tag{position:absolute;left:28px;bottom:26px;z-index:2;font-size:22px;font-weight:600}
.ticks{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:14px}
.ticks li{font-size:28px;color:var(--muted);padding-left:44px;position:relative}
.ticks li::before{content:"";position:absolute;left:0;top:14px;width:22px;height:22px;border-radius:50%;background:var(--red);box-shadow:0 0 14px var(--red)}

/* poll */
.poll{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.opt{padding:30px 20px;border-radius:28px;background:rgba(255,255,255,.05);border:2px solid var(--hair-2);text-align:center;transition:all .3s var(--spring);user-select:none}
.opt:hover{transform:translateY(-6px);border-color:var(--pink)}
.opt .em{font-size:72px;display:block}.opt b{font-size:32px;display:block;margin-top:10px}
.opt .n{font-family:var(--mono);font-size:56px;font-weight:700;color:var(--pink);display:block;margin-top:8px}

/* HUD */
#hud{position:fixed;left:0;right:0;bottom:0;height:64px;display:flex;align-items:center;gap:22px;padding:0 28px;font-size:14px;color:var(--dim);z-index:10;background:linear-gradient(0deg,rgba(5,2,18,.8),transparent)}
#brand{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:700;letter-spacing:.06em}
#brand .logo{display:inline-grid;place-items:center;height:30px;padding:0 10px;border-radius:8px;background:var(--red);color:#fff;font-weight:800;letter-spacing:.08em;font-size:15px}
#bar{flex:1;height:4px;border-radius:2px;background:rgba(255,255,255,.08);overflow:hidden}
#bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--red),var(--pink),var(--gold));transition:width .8s var(--ease)}
#sec{color:var(--pink);font-weight:600;letter-spacing:.12em;text-transform:uppercase;font-size:12px}
#clock,#count{font-family:var(--mono)}
#hud button{color:var(--dim);font-size:13px;padding:6px 10px;border-radius:8px;border:1px solid var(--hair)}
#hud button:hover{color:var(--text)}
#notes{position:fixed;right:20px;bottom:76px;width:520px;max-height:60vh;overflow:auto;padding:22px 24px;border-radius:20px;background:rgba(10,5,30,.94);border:1px solid var(--hair-2);font-size:16px;line-height:1.55;color:var(--muted);z-index:11;display:none}
#notes.on{display:block}
#notes b{color:var(--pink)}
#help{position:fixed;inset:0;display:none;place-items:center;background:rgba(5,2,18,.8);z-index:12}
#help.on{display:grid}
#help .box{padding:36px 44px;border-radius:24px;background:var(--ink-2);border:1px solid var(--hair-2);font-size:18px;line-height:2}
kbd{font-family:var(--mono);padding:2px 10px;border-radius:6px;border:1px solid var(--hair-2);background:rgba(255,255,255,.06)}
#overview{position:fixed;inset:0;z-index:13;display:none;overflow:auto;padding:40px;background:rgba(5,2,18,.94)}
#overview.on{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;align-content:start}
#overview button{text-align:left;padding:14px 16px;border-radius:14px;background:rgba(255,255,255,.05);border:1px solid var(--hair);font-size:14px;color:var(--muted)}
#overview button b{display:block;color:var(--pink);font-family:var(--mono);font-size:12px}
#overview button.cur{border-color:var(--pink)}

/* ── The Magic ── */
.stack{display:flex;flex-direction:column;gap:10px;max-width:1300px}
.ly{display:grid;grid-template-columns:70px 330px 1fr;align-items:center;padding:12px 26px;border-radius:18px;background:linear-gradient(90deg,color-mix(in srgb,var(--c) 32%,transparent),rgba(20,10,55,.55));border:1px solid color-mix(in srgb,var(--c) 45%,transparent);backdrop-filter:blur(8px)}
.ly b{font-family:var(--mono);font-size:28px;color:var(--c)}.ly span{font-size:32px;font-weight:700}.ly em{font-style:normal;font-size:24px;color:var(--muted)}
.bulb{font-size:170px;line-height:1;filter:grayscale(1) brightness(.45);transition:filter .25s,text-shadow .25s}
.bulb.on{filter:none;text-shadow:0 0 60px #f5c66b,0 0 140px #f5c66b}
.sw{width:200px;height:96px;border-radius:48px;background:#2a1b63;border:2px solid var(--hair-2);position:relative;transition:background .3s}
.sw i{position:absolute;left:8px;top:8px;width:76px;height:76px;border-radius:50%;background:#fff;transition:transform .35s var(--spring)}
.sw.on{background:var(--green)}.sw.on i{transform:translateX(104px)}
.bits{display:flex;gap:14px;justify-content:center}
.bit{width:150px;padding:18px 0 14px;border-radius:22px;background:#140a36;border:2px solid var(--hair-2);text-align:center;transition:all .25s var(--spring);user-select:none}
.bit b{display:block;font-family:var(--mono);font-size:64px;line-height:1;color:var(--dim)}
.bit small{display:block;font-family:var(--mono);font-size:20px;color:var(--dim);margin-top:8px}
.bit .led{width:22px;height:22px;border-radius:50%;margin:0 auto 12px;background:#2a1b63}
.bit.on{border-color:var(--gold);background:#2a1b63;transform:translateY(-6px)}
.bit.on b{color:var(--text)}.bit.on .led{background:var(--gold);box-shadow:0 0 18px var(--gold)}
.bits.sm .bit{width:92px;padding:10px 0}.bits.sm .bit b{font-size:44px}.bits.sm .bit small{font-size:15px}.bits.sm .bit .led{width:14px;height:14px;margin-bottom:8px}
.bits.out .bit{cursor:default;border-style:dashed}
.swatch{height:120px;border-radius:20px;border:1px solid var(--hair-2)}
.gate{padding:26px;border-radius:28px;background:linear-gradient(160deg,rgba(60,40,140,.45),rgba(20,10,55,.65));border:1px solid var(--hair-2);text-align:center}
.gate h3{font-family:var(--mono);font-size:44px;margin-bottom:6px}
.gate .ins{display:flex;gap:12px;justify-content:center;margin:18px 0}
.gate .in{width:74px;height:74px;border-radius:18px;font-family:var(--mono);font-size:38px;font-weight:700;background:#140a36;border:2px solid var(--hair-2)}
.gate .in.on{background:var(--gold);color:#120830;border-color:var(--gold)}
.gate .outp{font-size:82px;line-height:1;filter:grayscale(1) brightness(.4);transition:all .25s}
.gate .outp.on{filter:none;text-shadow:0 0 40px #f5c66b}
.gate p{font-size:20px;margin-top:10px}
.adder{display:flex;flex-direction:column;gap:18px;align-items:center}
.arow{display:grid;grid-template-columns:150px auto 160px;align-items:center;gap:24px}
.arow .lab{font-family:var(--mono);font-size:36px;font-weight:700;text-align:right;color:var(--pink)}
.arow .dec{font-size:60px;font-weight:700}
.arow.sum{border-top:2px solid var(--hair-2);padding-top:18px}
.cycle{display:flex;gap:30px;justify-content:center}
.cy{width:440px;padding:30px;border-radius:30px;text-align:center;background:rgba(20,10,55,.7);border:2px solid var(--hair-2);animation:cyc 3s infinite;animation-delay:calc(var(--d) * 1s)}
.cy .ic{font-size:60px;display:block}.cy b{font-size:40px;display:block;margin:8px 0}.cy p{font-size:22px}
@keyframes cyc{0%,30%{border-color:var(--gold);box-shadow:0 0 50px -10px var(--gold);transform:translateY(-8px)}34%,100%{border-color:var(--hair-2);box-shadow:none;transform:none}}
.langs{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.lg{padding:24px;border-radius:24px;background:rgba(8,4,28,.85);border:1px solid var(--hair-2)}
.lg .k{font-size:15px;letter-spacing:.14em;text-transform:uppercase;color:var(--pink);font-weight:600}
.lg pre{margin:16px 0 0;font-size:24px;line-height:1.5;color:var(--cyan);white-space:pre-wrap}
.lg.hot{border-color:var(--green);box-shadow:0 0 60px -20px var(--green)}.lg.hot pre{color:#9ff5c9;font-size:30px}
.rgb{display:flex;flex-direction:column;gap:16px}
.rgb label{display:grid;grid-template-columns:110px 1fr;align-items:center;font-size:26px;font-weight:600}
.rgb input{width:100%;accent-color:var(--pink);height:30px}
.pix{height:220px;border-radius:24px;border:1px solid var(--hair-2);box-shadow:0 0 80px -20px currentColor}
textarea.inp.code{height:520px;font-family:var(--mono);font-size:19px;line-height:1.5;color:#c9f;white-space:pre}
.phone{width:430px;height:720px;flex:none;border-radius:56px;padding:16px;background:#000;border:2px solid #3a3a4a;box-shadow:0 50px 120px -30px rgba(228,35,45,.5)}
.phone iframe{width:100%;height:100%;border:0;border-radius:42px;background:#fff}
.journey{position:relative;display:grid;grid-template-columns:repeat(6,1fr);gap:18px;padding-top:10px}
.journey .st{position:relative;z-index:1;padding:24px 16px;border-radius:26px;text-align:center;background:rgba(20,10,55,.75);border:2px solid var(--hair-2);transition:all .3s}
.journey .st span{font-size:58px;display:block}.journey .st b{font-size:24px;display:block;margin-top:8px}.journey .st em{font-style:normal;font-size:18px;color:var(--muted);display:block;margin-top:6px}
.journey .st.hit{border-color:var(--red-2);box-shadow:0 0 50px -10px var(--red-2);transform:translateY(-8px)}
.journey .pulse{position:absolute;z-index:2;top:-30px;left:0;font-size:54px;font-style:normal;opacity:0;pointer-events:none}
.jcap{font-size:96px;min-height:200px;display:flex;align-items:center;justify-content:center;text-shadow:0 10px 60px rgba(0,0,0,.6)}
#jSub{min-height:110px;text-shadow:0 4px 30px rgba(0,0,0,.8)}
.jsteps{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.jsteps span{padding:8px 18px;border-radius:999px;font-size:20px;font-weight:600;background:rgba(255,255,255,.06);border:1px solid var(--hair);color:var(--dim);transition:all .4s}
.jsteps span.on{background:var(--red);border-color:var(--red);color:#fff;transform:scale(1.08)}
.jsteps span.done{color:var(--text);border-color:var(--hair-2)}
.slide[data-journey] .lead{margin-inline:auto}

.slide[data-journey]{justify-content:flex-end;padding-bottom:130px;gap:20px}
.slide[data-journey] .jcap{min-height:0;font-size:84px}
#jSub{min-height:90px}