/* Layout concept: dark-purple "stage" hero with a floating robot and orbiting answer cards, then flat content bands with mock product panels (carousel, tabs, steps), an opt-in band, and a closing scene. Multi-page static site. */
:root{
  --bg:#150f23; --bg-alt:#1b1330; --panel:#241a3b; --panel-2:#2e2249; --line:#3b2e5b;
  --fg:#f4f0fb; --muted:#b9aed3; --accent:#a58bff; --btn:#7c5cff; --btn-ink:#ffffff;
  --pink:#ff6aa8; --lime:#c1e36b; --gold:#ffd84d; --ink:#1d1433;
  --stage:#120b21; --stage-2:#2a1650; --on-stage:#f4f0fb; --on-stage-muted:#c3b8dc;
  --shadow:0 20px 50px rgba(8,3,20,.45);
  --font-display:'Rubik',system-ui,-apple-system,'Segoe UI',sans-serif;
  --font-body:'Rubik',system-ui,-apple-system,'Segoe UI',sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,'SFMono-Regular',Menlo,monospace;
  color-scheme:dark;
}
@media (prefers-color-scheme:light){
  :root:not([data-theme="dark"]){
    --bg:#faf8ff; --bg-alt:#f1ecfd; --panel:#ffffff; --panel-2:#f5f1ff; --line:#ddd3f2;
    --fg:#1d1433; --muted:#5d5078; --accent:#6a45e8; --btn:#6a45e8;
    --shadow:0 18px 40px rgba(60,30,120,.14); color-scheme:light;
  }
}
:root[data-theme="light"]{
  --bg:#faf8ff; --bg-alt:#f1ecfd; --panel:#ffffff; --panel-2:#f5f1ff; --line:#ddd3f2;
  --fg:#1d1433; --muted:#5d5078; --accent:#6a45e8; --btn:#6a45e8;
  --shadow:0 18px 40px rgba(60,30,120,.14); color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--fg);font-family:var(--font-body);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3,h4{font-family:var(--font-display);line-height:1.12;margin:0;text-wrap:balance;letter-spacing:-.02em}
p{margin:0}
a{color:inherit}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px;border-radius:6px}
.wrap{width:min(1160px,100% - 32px);margin-inline:auto}
.eyebrow{font-family:var(--font-mono);font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.lead{font-size:1.15rem;color:var(--muted);max-width:60ch}
.mono{font-family:var(--font-mono)}

/* announce + nav */
.announce{background:var(--stage-2);color:var(--on-stage);text-align:center;font-size:.9rem;padding:.55rem 16px}
.announce a{text-decoration:none;font-weight:500}
.announce a:hover{text-decoration:underline}
.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:var(--stage);color:var(--on-stage);border-bottom:1px solid #2f2150}
.nav-in{display:flex;align-items:center;gap:1.5rem;min-height:68px}
.logo-h{display:block;height:34px;width:auto;max-width:100%}
.brand{display:flex;align-items:center;gap:.6rem;text-decoration:none;font-weight:700;font-size:1.15rem;letter-spacing:-.01em}
.nav-links{display:flex;gap:.25rem;margin-inline:auto 0;align-items:center}
.nav-links a{text-decoration:none;padding:.5rem .85rem;border-radius:8px;color:var(--on-stage-muted);font-weight:500;font-size:.95rem}
.nav-links a:hover,.nav-links a[aria-current="page"]{color:#fff;background:#2a1d47}
.nav-cta{margin-left:.5rem}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid #3a2a60;color:#fff;border-radius:8px;padding:.45rem .7rem;font:inherit;cursor:pointer}
@media (max-width:860px){
  .menu-btn{display:block}
  .nav-links{display:none;position:absolute;left:0;right:0;top:100%;background:var(--stage);flex-direction:column;align-items:stretch;padding:12px 16px 18px;border-bottom:1px solid #2f2150}
  .nav-links.open{display:flex}
  .nav-links a{padding:.75rem}
  .nav-cta{margin:.5rem 0 0}
}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.8rem 1.4rem;border-radius:10px;border:2px solid transparent;font:600 1rem var(--font-body);text-decoration:none;cursor:pointer;transition:transform .15s,box-shadow .15s,background .15s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--btn);color:var(--btn-ink);box-shadow:0 6px 0 rgba(0,0,0,.28)}
.btn-primary:hover{box-shadow:0 8px 0 rgba(0,0,0,.28)}
.btn-ghost{background:transparent;color:inherit;border-color:currentColor}
.btn-lime{background:var(--lime);color:var(--ink);box-shadow:0 6px 0 rgba(0,0,0,.3)}
.btn-sm{padding:.55rem 1rem;font-size:.92rem;box-shadow:none}

/* hero stage */
.stage{background:radial-gradient(1000px 520px at 50% 0%,var(--stage-2),var(--stage) 70%);color:var(--on-stage);position:relative;overflow:hidden}
.stars{position:absolute;inset:0;background-image:
  radial-gradient(2px 2px at 8% 20%,#fff9,transparent),radial-gradient(1.5px 1.5px at 22% 60%,#fff8,transparent),
  radial-gradient(2px 2px at 35% 12%,#fff8,transparent),radial-gradient(1.5px 1.5px at 62% 30%,#fff7,transparent),
  radial-gradient(2px 2px at 78% 70%,#fff9,transparent),radial-gradient(1.5px 1.5px at 90% 18%,#fff8,transparent),
  radial-gradient(1.5px 1.5px at 48% 82%,#fff6,transparent),radial-gradient(2px 2px at 13% 85%,#fff7,transparent);pointer-events:none}
.hero{padding-block:72px 24px;text-align:center;position:relative}
.hero h1{font-size:clamp(2.5rem,7vw,5rem);font-weight:800;max-width:15ch;margin-inline:auto}
.hero h1 em{font-style:normal;color:var(--lime)}
.hero .sub{font-size:clamp(1.05rem,2.2vw,1.35rem);color:var(--on-stage-muted);max-width:50ch;margin:1.25rem auto 0}
.hero-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-top:2rem}
.free{color:var(--lime);font-weight:800;letter-spacing:.04em}
.mock-top{flex-wrap:wrap}
.hero-note{font-size:.88rem;color:var(--on-stage-muted);margin-top:1rem}

.scene{position:relative;height:460px;max-width:980px;margin:12px auto 0}
.planet{position:absolute;left:4%;bottom:70px;width:110px;height:110px;border-radius:50%;background:radial-gradient(circle at 30% 30%,#ff9cc6,#c23f86 60%,#6a1f55);animation:drift 9s ease-in-out infinite}
.planet::after{content:"";position:absolute;left:-30%;right:-30%;top:42%;height:22%;border:3px solid #ffd84d99;border-radius:50%;transform:rotate(-14deg)}
.moon{position:absolute;right:6%;top:30px;width:54px;height:54px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#e5ffa8,#9bc93b);animation:drift 7s ease-in-out infinite reverse}
.robot-wrap{position:absolute;left:50%;top:10px;width:300px;margin-left:-150px;animation:float 5s ease-in-out infinite}
.robot-wrap svg{width:100%;height:auto;display:block;filter:drop-shadow(0 30px 40px rgba(0,0,0,.45))}
.shadow-blob{position:absolute;left:50%;bottom:6px;width:190px;height:22px;margin-left:-95px;border-radius:50%;background:radial-gradient(#0008,transparent 70%);animation:shadow 5s ease-in-out infinite}
.chip{position:absolute;background:#241a3b;color:#f4f0fb;border:1px solid #3b2e5b;border-radius:12px;padding:.6rem .85rem;font-size:.85rem;box-shadow:var(--shadow);animation:drift 6s ease-in-out infinite;max-width:230px}
.chip b{display:block;font-size:.72rem;font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:#a58bff;font-weight:500;margin-bottom:.15rem}
.chip.c1{left:3%;top:40px}
.chip.c2{right:2%;top:120px;animation-delay:-2s}
.chip.c3{left:9%;top:250px;animation-delay:-4s}
.chip.c4{right:8%;bottom:50px;animation-delay:-1s}
.tag-ok{color:var(--lime)} .tag-bad{color:var(--pink)}
@keyframes float{0%,100%{transform:translateY(0) rotate(-1.5deg)}50%{transform:translateY(-24px) rotate(1.5deg)}}
@keyframes drift{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
@keyframes shadow{0%,100%{transform:scaleX(1);opacity:1}50%{transform:scaleX(.78);opacity:.55}}
@keyframes blink{0%,92%,100%{transform:scaleY(1)}95%{transform:scaleY(.1)}}
@keyframes flame{0%,100%{transform:scaleY(1)}50%{transform:scaleY(1.35)}}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.45}}
.eye{transform-box:fill-box;transform-origin:center;animation:blink 5s infinite}
.flame{transform-box:fill-box;transform-origin:top center;animation:flame .45s infinite}
.bulb{animation:pulse 1.6s infinite}
@media (max-width:760px){
  .scene{height:380px}
  .robot-wrap{width:230px;margin-left:-115px}
  .chip{font-size:.75rem;padding:.45rem .6rem;max-width:150px}
  .chip.c1{top:10px;left:0}.chip.c2{top:60px;right:0}.chip.c3,.chip.c4{display:none}
  .planet{width:70px;height:70px;bottom:40px}.moon{width:36px;height:36px}
}

/* marquee */
.logos{background:var(--stage);color:var(--on-stage-muted);border-top:1px solid #2a1d47;padding-block:26px;overflow:hidden}
.logos p{text-align:center;font-family:var(--font-mono);font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:14px}
.marquee{display:flex;width:max-content;animation:marq 38s linear infinite}
.marquee span{padding:0 2rem;font-weight:700;font-size:1.25rem;color:#8f82ad;white-space:nowrap;display:flex;align-items:center;gap:2rem}
.marquee span::after{content:"";width:8px;height:8px;border-radius:2px;background:var(--pink);transform:rotate(45deg)}
@keyframes marq{to{transform:translateX(-50%)}}

/* sections */
.section{padding-block:96px}
.section.alt{background:var(--bg-alt)}
.section-head{max-width:760px;display:grid;gap:1rem;margin-bottom:3rem}
.section-head h2{font-size:clamp(2rem,4.5vw,3.25rem);font-weight:800}
.center{margin-inline:auto;text-align:center}.center .lead{margin-inline:auto}

/* carousel */
.car-bar{display:flex;align-items:end;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-bottom:2rem}
.car-btns{display:flex;gap:.5rem}
.car-btns button{width:46px;height:46px;border-radius:50%;border:2px solid var(--line);background:var(--panel);color:var(--fg);font-size:1.2rem;cursor:pointer}
.car-btns button:hover{border-color:var(--accent)}
.track{display:flex;gap:1.25rem;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:1rem;scrollbar-width:thin}
.slide{flex:0 0 min(420px,86%);scroll-snap-align:start;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:1.4rem;display:grid;gap:1rem;align-content:start;min-width:0}
.slide h3{font-size:1.4rem}.slide p{color:var(--muted)}

/* mock ui */
.mock{background:var(--panel-2);border:1px solid var(--line);border-radius:12px;padding:.9rem;font-size:.82rem;display:grid;gap:.5rem;min-width:0}
.mock-top{display:flex;align-items:center;gap:.4rem;font-family:var(--font-mono);font-size:.72rem;color:var(--muted);letter-spacing:.04em}
.dots i{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--line);margin-right:3px}
.sample{margin-left:auto;border:1px solid var(--line);border-radius:99px;padding:0 .5rem;font-size:.66rem;text-transform:uppercase}
.row{display:flex;gap:.6rem;align-items:center;justify-content:space-between;background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:.5rem .65rem;min-width:0}
.row span:first-child{overflow-wrap:anywhere}
.pill{font-family:var(--font-mono);font-size:.68rem;padding:.12rem .55rem;border-radius:99px;white-space:nowrap;font-weight:500}
.pill.ok{background:var(--lime);color:var(--ink)}
.pill.bad{background:var(--pink);color:#2a0a1b}
.pill.mid{background:var(--gold);color:var(--ink)}
.ai-line{height:9px;border-radius:5px;background:var(--line)}
.ai-hl{background:var(--panel);border-left:3px solid var(--pink);padding:.45rem .65rem;border-radius:0 8px 8px 0}
.bars{display:flex;align-items:end;gap:.5rem;height:110px;padding-top:.5rem}
.bars i{flex:1;border-radius:6px 6px 0 0;background:linear-gradient(var(--accent),var(--btn))}
.bars i:last-child{background:linear-gradient(var(--lime),#8fc13a)}
.axis{display:flex;gap:.5rem;font-family:var(--font-mono);font-size:.66rem;color:var(--muted)}
.axis span{flex:1;text-align:center}

/* tabs */
.tabs-list{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:1.5rem}
.tab{padding:.65rem 1.1rem;border-radius:99px;border:2px solid var(--line);background:transparent;color:var(--fg);font:500 .95rem var(--font-body);cursor:pointer}
.tab[aria-selected="true"]{background:var(--btn);border-color:var(--btn);color:var(--btn-ink)}
.tab-panel{display:grid;grid-template-columns:1fr 1.1fr;gap:2.5rem;align-items:center}
.tab-panel[hidden]{display:none}
.tab-panel>*{min-width:0}
.tab-panel h3{font-size:1.8rem;margin-bottom:.75rem}
.tab-panel p{color:var(--muted)}
@media (max-width:820px){.tab-panel{grid-template-columns:1fr}}

/* steps / terminal */
.steps-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:3rem;align-items:center}
.steps-grid>*{min-width:0}
@media (max-width:860px){.steps-grid{grid-template-columns:1fr}}
.steps{display:grid;gap:1.25rem;list-style:none;margin:0;padding:0}
.steps li{display:grid;grid-template-columns:44px 1fr;gap:1rem}
.steps .n{width:44px;height:44px;border-radius:12px;background:var(--btn);color:#fff;display:grid;place-items:center;font:700 1.1rem var(--font-mono)}
.steps h3{font-size:1.2rem}.steps p{color:var(--muted)}
.term{background:#100a1d;color:#e9e2f8;border-radius:14px;border:1px solid #33264f;box-shadow:var(--shadow);overflow:hidden}
.term-bar{display:flex;gap:6px;padding:.7rem 1rem;background:#1a1130;border-bottom:1px solid #33264f}
.term-bar i{width:11px;height:11px;border-radius:50%;background:#ff6aa8}.term-bar i:nth-child(2){background:#ffd84d}.term-bar i:nth-child(3){background:#c1e36b}
.term pre{margin:0;padding:1.1rem;font:400 .85rem/1.75 var(--font-mono);overflow-x:auto}
.term .k{color:#a58bff}.term .g{color:#c1e36b}.term .r{color:#ff6aa8}.term .d{color:#8b7fa8}

/* grid cards */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:1.25rem}
@media (max-width:900px){.grid3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.grid3,.grid2{grid-template-columns:1fr}}
.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:1.5rem;display:grid;gap:.6rem;align-content:start;min-width:0}
.card h3{font-size:1.25rem}.card p{color:var(--muted);font-size:.98rem}
.badge{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font:700 1.1rem var(--font-mono);color:var(--ink);background:var(--lime)}
.badge.p{background:var(--pink)}.badge.g{background:var(--gold)}.badge.v{background:var(--accent)}

/* opt-in */
.optin{background:radial-gradient(900px 500px at 85% 0%,var(--stage-2),var(--stage));color:var(--on-stage);position:relative;overflow:hidden}
.optin-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:3rem;align-items:center;padding-block:96px}
.optin-grid>*{min-width:0}
@media (max-width:900px){.optin-grid{grid-template-columns:1fr;padding-block:64px}}
.optin h2{font-size:clamp(2rem,4.5vw,3.1rem);font-weight:800;margin-bottom:1rem}
.optin .lead{color:var(--on-stage-muted)}
.checks{list-style:none;padding:0;margin:1.5rem 0 0;display:grid;gap:.7rem}
.checks li{display:flex;gap:.7rem;align-items:flex-start}
.checks li::before{content:"";flex:0 0 22px;height:22px;margin-top:2px;border-radius:7px;background:var(--lime) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12.5l4 4 8-9' fill='none' stroke='%231d1433' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/16px no-repeat}
.mini-robot{width:130px;margin-top:2rem;animation:float 5s ease-in-out infinite}
.form-card{background:var(--panel);color:var(--fg);border:1px solid var(--line);border-radius:20px;padding:1.75rem;box-shadow:var(--shadow)}
.form-card h3{font-size:1.4rem;margin-bottom:.25rem}
.form-card .small{color:var(--muted);font-size:.9rem;margin-bottom:1.25rem}
.fgrid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.fgrid .full{grid-column:1/-1}
@media (max-width:520px){.fgrid{grid-template-columns:1fr}}
.field{display:grid;gap:.35rem;min-width:0}
.field label{font-size:.85rem;font-weight:500}
.field label span{color:var(--pink)}
.field input,.field select,.field textarea{width:100%;font:400 1rem var(--font-body);color:var(--fg);background:var(--bg);border:2px solid var(--line);border-radius:10px;padding:.7rem .85rem}
.field textarea{min-height:130px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent)}
.field.err input,.field.err select,.field.err textarea{border-color:var(--pink)}
.msg{font-size:.78rem;color:var(--pink);min-height:1em}
.fine{font-size:.78rem;color:var(--muted);margin-top:.9rem}
.success{display:none;text-align:center;padding:1.5rem 0;gap:.75rem}
.success h3{font-size:1.6rem}
.form-card.done form{display:none}.form-card.done .success{display:grid}
.form-card.done .head{display:none}

/* page heads */
.page-head{padding-block:80px 64px;text-align:center}
.page-head h1{font-size:clamp(2.2rem,6vw,4rem);font-weight:800;max-width:18ch;margin-inline:auto}
.page-head p{margin:1.25rem auto 0;color:var(--on-stage-muted);max-width:52ch;font-size:1.15rem}
.page-head .mini{width:150px;margin:2rem auto 0;animation:float 5s ease-in-out infinite}

/* feature rows */
.frow{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center;padding-block:36px}
.frow>*{min-width:0}
.frow.flip .ftext{order:2}
@media (max-width:820px){.frow{grid-template-columns:1fr}.frow.flip .ftext{order:0}}
.ftext{display:grid;gap:.9rem}
.ftext h3{font-size:clamp(1.6rem,3vw,2.2rem)}
.ftext p{color:var(--muted)}
.ftext ul{margin:0;padding-left:1.1rem;color:var(--muted);display:grid;gap:.35rem}

/* pricing */
.tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem;align-items:stretch}
@media (max-width:960px){.tiers{grid-template-columns:1fr;max-width:520px;margin-inline:auto}}
.tier{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:1.75rem;display:grid;gap:1.1rem;align-content:start;position:relative;min-width:0}
.tier.pop{border:2px solid var(--btn);background:var(--panel-2);box-shadow:var(--shadow)}
.ribbon{position:absolute;top:-14px;left:1.5rem;background:var(--lime);color:var(--ink);font:600 .75rem var(--font-mono);letter-spacing:.08em;text-transform:uppercase;padding:.3rem .8rem;border-radius:99px}
.tier h3{font-size:1.5rem}
.price-big{font-size:3rem;font-weight:800;letter-spacing:-.03em;line-height:1}
.price-big small{font-size:1rem;font-weight:500;color:var(--muted);letter-spacing:0}
.price-line{display:grid;gap:.15rem}
.price-line .then{color:var(--muted);font-size:.95rem}
.price-line .then b{color:var(--fg);font-size:1.15rem}
.tier ul{list-style:none;margin:0;padding:0;display:grid;gap:.6rem;font-size:.95rem}
.tier li{display:flex;gap:.6rem}
.tier li::before{content:"";flex:0 0 18px;height:18px;margin-top:3px;border-radius:6px;background:var(--lime) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12.5l4 4 8-9' fill='none' stroke='%231d1433' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/13px no-repeat}
.delivery{display:flex;gap:1rem;align-items:center;justify-content:center;flex-wrap:wrap;margin-top:2.5rem;background:var(--panel);border:1px dashed var(--accent);border-radius:14px;padding:1rem 1.25rem;text-align:center}
details.faq{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:1rem 1.25rem}
details.faq summary{cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:1rem}
details.faq summary::after{content:"+";font-family:var(--font-mono);color:var(--accent)}
details.faq[open] summary::after{content:"–"}
details.faq p{color:var(--muted);margin-top:.7rem}
.faqs{display:grid;gap:.75rem;max-width:820px;margin-inline:auto}

/* stats */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
@media (max-width:620px){.stats{grid-template-columns:1fr}}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:1.25rem}
.stat b{display:block;font-size:2.4rem;font-weight:800;letter-spacing:-.03em;color:var(--accent)}

/* closing scene */
.closing{background:radial-gradient(900px 400px at 50% 100%,var(--stage-2),var(--stage));color:var(--on-stage);text-align:center;padding-block:96px 0;position:relative;overflow:hidden}
.closing h2{font-size:clamp(2.2rem,5.5vw,4rem);font-weight:800}
.closing p{color:var(--on-stage-muted);max-width:52ch;margin:1.25rem auto 0}
.closing .hero-actions{margin-bottom:0}
.skyline{display:block;width:min(900px,100%);margin:2.5rem auto 0;height:auto}
.skyline-wrap{position:relative;width:min(900px,100%);margin:0 auto}
.skyline-wrap .mini-robot{position:absolute;left:58%;top:-30px;width:110px;margin:0}
@media (max-width:620px){.skyline-wrap .mini-robot{width:80px;left:52%;top:-10px}}

/* footer */
.footer{background:#0d0719;color:#bdb2d6;padding-block:56px 32px;font-size:.92rem}
.foot-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:2rem}
.foot-grid>*{min-width:0}
@media (max-width:760px){.foot-grid{grid-template-columns:1fr 1fr}}
.footer h4{color:#fff;font-size:.8rem;font-family:var(--font-mono);letter-spacing:.12em;text-transform:uppercase;margin-bottom:.9rem;font-weight:500}
.footer ul{list-style:none;margin:0;padding:0;display:grid;gap:.5rem}
.footer a{text-decoration:none}.footer a:hover{color:#fff;text-decoration:underline}
.foot-base{border-top:1px solid #2a1d47;margin-top:2.5rem;padding-top:1.5rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.82rem}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;scroll-behavior:auto!important;transition:none!important}
}

/* ---- multi-page additions ---- */
.robot-wrap img.mecha{width:100%;height:auto;display:block;filter:drop-shadow(0 30px 40px rgba(0,0,0,.5))}
img.mini-robot,img.mini{height:auto}
.chip.c3{top:290px}
.planet{bottom:90px}


@media (min-width:761px){
 .hero{padding-block:30px 0}
 .hero h1{font-size:clamp(2.1rem,4.4vw,3.4rem);max-width:none;line-height:1.08}
 .hero .sub{margin-top:.7rem;font-size:clamp(1rem,1.5vw,1.2rem);max-width:68ch;line-height:1.45}
 .hero-actions{margin-top:1.1rem}
 .hero-note{margin-top:.55rem}
 .scene{margin-top:2px}
}
/* ---- hero scene v3 ---- */
.stage{background:#211932;isolation:isolate}
.stage::before{content:"";position:absolute;z-index:-1;top:0;bottom:0;left:50%;width:min(1180px,100%);transform:translateX(-50%);background:url(bg.webp) center top/cover no-repeat;-webkit-mask-image:linear-gradient(90deg,transparent,#000 22%,#000 78%,transparent);mask-image:linear-gradient(90deg,transparent,#000 22%,#000 78%,transparent);pointer-events:none}
.scene{position:relative;max-width:1180px;width:calc(100% - 32px);height:480px;margin:12px auto 0;overflow:visible}
.scene .planet,.scene .moon,.scene .chip,.scene .shadow-blob{display:none}
.sc-in{position:absolute;left:0;top:0;width:1180px;height:480px;transform-origin:0 0;transform:scale(var(--s,1))}
.hp,.hpr{position:absolute;box-sizing:border-box;background:linear-gradient(160deg,#3b2670d9,#241548d9);border:1px solid #6a4fb8;border-radius:16px;padding:12px 14px;color:#efe9ff;text-align:left;box-shadow:0 18px 40px #0007;overflow:hidden;font-size:13px;line-height:1.3}
.hp1{left:0;top:36px;width:200px;height:188px}.hp2{left:220px;top:36px;width:200px;height:188px}
.hp3{left:0;top:240px;width:200px;height:188px}.hp4{left:220px;top:240px;width:200px;height:188px}
.hp h4{margin:0 0 9px;font-size:15px;font-weight:600;color:#fff}
.hp ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.hp ul:not(.hs)>li{display:flex;justify-content:space-between;align-items:center;gap:6px;background:#150b2ecc;border-radius:8px;padding:5px 9px;min-width:0}
.hp ul:not(.hs)>li span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}
.tg{font-style:normal;font-size:10px;font-weight:600;padding:2px 7px;border-radius:99px;flex:none}
.tg.ok{background:#c1e36b;color:#1b2a05}.tg.bad{background:#ff6aa8;color:#3a0a22}.tg.mid{background:#ffd84d;color:#3a2e00}
.dt{width:9px;height:9px;border-radius:50%;background:#7c5cff;flex:none}.dt.g{background:#c1e36b;box-shadow:0 0 8px #c1e36b}
.hp ul:not(.hs)>li.you{outline:1px solid #c1e36b}
.mb{display:grid;gap:8px}.mb p{margin:0;display:grid;gap:3px;color:#d9cff7}
.mb b{display:block;height:8px;border-radius:9px;background:#7c5cff;width:var(--w);transform-origin:0 50%;animation:hgrow 1.4s ease-out .3s both}
.mb b.a{background:linear-gradient(90deg,#ff6aa8,#ffd84d)}.mb b.g{background:#c1e36b}.mb .you span{color:#c1e36b;font-weight:600}
.hp ul:not(.hs)>li{animation:rowhl 8s ease-in-out infinite}.hp ul:not(.hs)>li:nth-child(2){animation-delay:2s}.hp ul:not(.hs)>li:nth-child(3){animation-delay:4s}.hp ul:not(.hs)>li:nth-child(4){animation-delay:6s}
.hp3 li:nth-child(1){animation-delay:1s}.hp3 li:nth-child(2){animation-delay:3s}.hp3 li:nth-child(3){animation-delay:5s}.hp3 li:nth-child(4){animation-delay:7s}
@keyframes rowhl{0%,18%,100%{background:#150b2ecc}8%{background:#5a3fb0}}
@keyframes hgrow{from{transform:scaleX(0)}to{transform:scaleX(1)}}
.hpr{left:900px;top:36px;width:280px;height:392px;color:#c1e36b;font-size:14px;display:flex;flex-direction:column;gap:7px}
.hpr .k{margin:0;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:#a58bff}
.hpr .t{margin:0;font-size:24px;font-weight:700}.hpr .h{margin:0;font-size:17px;font-weight:700}
.hpr hr{border:0;border-top:1px solid #7c5cff66;margin:4px 0;width:100%}
.ln{height:5px;border-radius:9px;background:#3a2670}.ln i{display:block;height:100%;width:var(--w,70%);border-radius:9px;background:#c1e36b;transform-origin:0 50%;animation:hgrow 1.4s ease-out .3s both}
.hs{list-style:none;margin:0;padding:0;display:grid;gap:8px;color:#e7ffb0}
.hs li{display:flex;align-items:center;gap:9px;opacity:.35;animation:hstp 8s infinite}
.hs li::before{content:"";width:14px;height:14px;border:2px solid #c1e36b;border-radius:4px;flex:none}
.hs li:nth-child(2){animation-delay:2s}.hs li:nth-child(3){animation-delay:4s}.hs li:nth-child(4){animation-delay:6s}
.hs .u{text-decoration:underline}
@keyframes hstp{0%,2%{opacity:.35}10%,30%{opacity:1}45%,100%{opacity:.35}}
.tgs{display:flex;gap:8px}.tgs i{height:9px;border-radius:9px;background:#c1e36b;flex:1}
.robot-wrap{position:absolute;left:470px;top:8px;width:390px;margin:0;z-index:3;animation:bob 4.5s ease-in-out infinite}
.robot-wrap img.mecha{width:100%;height:auto;display:block;position:relative;z-index:3}
.robot-wrap{filter:drop-shadow(0 28px 36px rgba(0,0,0,.5))}
.fl{position:absolute;bottom:3%;width:16%;height:12%;border-radius:50%;background:radial-gradient(#ff6aa8cc,#ff6aa800 70%);mix-blend-mode:screen;animation:flk .35s ease-in-out infinite alternate;pointer-events:none}
.f1{left:36%}.f2{left:60%;animation-delay:.12s}
@keyframes flk{from{opacity:.4;transform:scale(.85,.8)}to{opacity:1;transform:scale(1.15,1.3)}}
@keyframes bob{0%,100%{transform:translateY(0) rotate(-1.6deg)}50%{transform:translateY(-14px) rotate(1.8deg)}}
.fl{display:none}
.rg{position:absolute;inset:0}
.rg>img{position:absolute;left:0;top:0;width:100%;height:auto;max-width:none}
.rg.leg{z-index:1}.rg.head{z-index:2}.rg.carry,.rg.armg{z-index:4}
.rg.shin{inset:0}
.lL{transform-origin:47.3% 47.2%;animation:thL 5s ease-in-out infinite}
.sL{transform-origin:40% 60.2%;animation:shL 5s ease-in-out infinite}
.lR{transform-origin:60.2% 45.5%;animation:thR 5s ease-in-out infinite}
.sR{transform-origin:60.2% 63.3%;animation:shR 5s ease-in-out infinite}
.head{transform-origin:51.7% 17.4%;animation:hd 5s ease-in-out infinite}
.armg{transform-origin:42% 38.9%;animation:arm 5s ease-in-out infinite}
.handg{transform-origin:25% 40%;animation:wr 5s ease-in-out infinite}
.carry{transform-origin:76.7% 38.3%;animation:cr 5s ease-in-out .35s infinite}
@keyframes thL{0%,100%{transform:rotate(2.2deg)}50%{transform:rotate(-2.4deg)}}
@keyframes shL{0%,100%{transform:rotate(-3deg)}50%{transform:rotate(5deg)}}
@keyframes thR{0%,100%{transform:rotate(-2deg)}50%{transform:rotate(2.6deg)}}
@keyframes shR{0%,100%{transform:rotate(4deg)}50%{transform:rotate(-4.5deg)}}
@keyframes hd{0%,100%{transform:rotate(-1.3deg)}50%{transform:rotate(1.6deg)}}
@keyframes arm{0%,100%{transform:rotate(4deg)}50%{transform:rotate(-6deg)}}
@keyframes wr{0%,100%{transform:rotate(-3deg)}50%{transform:rotate(6deg)}}
@keyframes cr{0%,100%{transform:rotate(-1.5deg)}50%{transform:rotate(2deg)}}
.eyes{position:absolute;left:0;top:0;width:100%;height:auto;pointer-events:none}
.eyes .lid{transform-box:fill-box;transform-origin:50% 50%;transform:scaleY(0);animation:blink 5s linear infinite}
@keyframes blink{0%,58%{transform:scaleY(0)}61%{transform:scaleY(1.05)}65%,100%{transform:scaleY(0)}}
.handg .beam{position:absolute;left:-143px;top:73px;width:160px;height:160px;pointer-events:none;animation:bpulse 2.5s ease-in-out infinite}
@keyframes bpulse{0%,100%{opacity:.8}50%{opacity:1}}
.rg>img.jet{position:absolute;max-width:none;transform-origin:50% 0;animation:jet1 .5s ease-in-out infinite alternate;z-index:0}
.rg>img.j1{left:35.9%;top:78.4%;width:12.8%;height:auto}
.rg>img.j2{left:61.3%;top:79.8%;width:13%;height:auto;animation-name:jet2;animation-duration:.42s}
.shin>img:not(.jet){z-index:1}
@keyframes jet1{0%{transform:scale(.94,.78);filter:brightness(.95)}35%{transform:scale(1.04,1.12);filter:brightness(1.15)}70%{transform:scale(.98,.9);filter:brightness(1)}100%{transform:scale(1.06,1.3);filter:brightness(1.25)}}
@keyframes jet2{0%{transform:scale(1.04,1.25);filter:brightness(1.2)}40%{transform:scale(.95,.82);filter:brightness(.97)}75%{transform:scale(1.05,1.1);filter:brightness(1.12)}100%{transform:scale(.97,.76);filter:brightness(.95)}}
.robot-wrap{transform-origin:50% 60%}
50%{opacity:.9}}
@media (prefers-reduced-motion:reduce){.sc-in *,.robot-wrap{animation:none!important}}
@media (max-width:760px){
 .scene{height:440px}.sc-in{width:100%;transform:none}
 .hp,.hpr,.beam,.handg .beam{display:none}
 .robot-wrap{left:50%;margin-left:-150px;width:300px;top:6px}
}
body{margin:0}
[hidden]{display:none!important}
img{max-width:100%}
[id]{scroll-margin-top:90px}
.skip-link{position:absolute;left:12px;top:-60px;background:var(--lime);color:var(--ink);padding:.6rem 1rem;border-radius:8px;font-weight:600;z-index:100;text-decoration:none}
.skip-link:focus{top:12px}
.ftext h2{font-size:clamp(1.6rem,3vw,2.2rem)}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.crumbs{font-family:var(--font-mono);font-size:.8rem;color:var(--on-stage-muted);margin-bottom:1rem}
.crumbs ol{list-style:none;margin:0;padding:0;display:flex;gap:.5rem;justify-content:center;flex-wrap:wrap}
.crumbs li+li::before{content:"/";margin-right:.5rem;opacity:.6}
.crumbs a{text-decoration:none}.crumbs a:hover{text-decoration:underline}
.footer .fh{color:#fff;font-size:.8rem;font-family:var(--font-mono);letter-spacing:.12em;text-transform:uppercase;margin:0 0 .9rem;font-weight:500}
.prose{max-width:760px;margin-inline:auto;display:grid;gap:1.1rem}
.prose h2{font-size:clamp(1.5rem,3vw,2rem);margin-top:1.5rem}
.prose p,.prose li{color:var(--muted);font-size:1.05rem}
.prose ul{margin:0;padding-left:1.2rem;display:grid;gap:.5rem}
.prose a{color:var(--accent);font-weight:500}
.prose .answer{background:var(--panel);border:1px solid var(--line);border-left:4px solid var(--lime);border-radius:12px;padding:1.1rem 1.25rem}
.prose .answer strong{color:var(--fg);font-weight:600}
.prose .meta{font-family:var(--font-mono);font-size:.78rem;color:var(--muted)}
.tbl{overflow-x:auto;border:1px solid var(--line);border-radius:12px}
.tbl table{border-collapse:collapse;width:100%;min-width:560px;font-size:.95rem}
.tbl th,.tbl td{text-align:left;padding:.8rem 1rem;border-bottom:1px solid var(--line);vertical-align:top;color:var(--fg)}
.tbl th{background:var(--panel-2);font-weight:600}
.tbl tr:last-child td{border-bottom:0}
.cta-box{background:var(--panel-2);border:1px solid var(--line);border-radius:16px;padding:1.5rem;display:grid;gap:.8rem;justify-items:start}
.cta-box h2{margin:0!important;font-size:1.5rem!important}
.defs{display:grid;gap:1rem;max-width:860px;margin-inline:auto}
.defs p{color:var(--muted);font-size:1.1rem}
.defs strong{color:var(--fg)}