/* Sinha Strategic Tech Inc. — site styles
   Sections: tokens & base · menu · layout & type · panels · sections (key points, approach, process, design & build, pricing, contact)
   · free guide · side menu & phone menu · diagnostic HUD · responsive breakpoints */

:root{
  --bg:#040706;
  --pine:#052D25;      /* Primary: Deep Pine (ADR-0001) */
  --deep:#08595E;
  --teal:#0A7075;
  --mint:#0ABD9C;
  --leaf:#1C7424;
  --text:#f4f8f6;
  --muted:#c6d9d3;
  --head:'Outfit','Century Gothic',sans-serif;   /* stand-in until Century Gothic web licence */
  --body:'Inter',system-ui,sans-serif;
  --gut:8vw;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:auto}
body{background:var(--bg);color:var(--text);font-family:var(--body);font-weight:300;line-height:1.65;overflow-x:hidden}
/* the 3D sits at about half strength: an elegant hint behind the content */
#scene{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none;opacity:.28}
.veil{position:fixed;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(ellipse at 50% 45%,rgba(4,7,6,.05) 25%,rgba(4,7,6,.7) 100%),linear-gradient(rgba(4,7,6,.15),rgba(4,7,6,.15))}

/* menu: only visible at the very top of the page */
#nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 5vw;
  background:linear-gradient(to bottom,rgba(4,7,6,.92),rgba(4,7,6,0));transition:transform .45s ease,opacity .45s ease}
#nav.hide{transform:translateY(-110%);opacity:0}
.brand{display:flex;align-items:center;gap:14px;text-decoration:none;flex:none}
.brand img{display:block;width:auto}
.brand .mark{height:46px}
.brand .word{height:30px}
.cta{border:1px solid var(--mint);color:var(--mint);padding:10px 24px;border-radius:40px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;text-decoration:none;transition:.3s;background:rgba(4,7,6,.6);white-space:nowrap}
.cta:hover{background:var(--mint);color:#04120e}
#progress{position:fixed;left:0;top:0;height:3px;width:100%;transform-origin:0 50%;transform:scaleX(0);background:linear-gradient(90deg,var(--leaf),var(--mint));z-index:60}

main{position:relative;z-index:5}
section{display:flex;align-items:center;padding:44px var(--gut)}
#hero{position:relative;min-height:100vh;min-height:100svh;padding-top:120px}
#points{padding-top:10px}
#contact{display:block;padding-bottom:80px}
.wide{max-width:1180px;width:100%;margin:auto}
.panel{max-width:620px}
.eyebrow{font-family:var(--head);font-size:12px;letter-spacing:.35em;color:var(--mint);text-transform:uppercase;margin-bottom:18px;display:flex;align-items:center;gap:14px}
.eyebrow:before{content:"";width:40px;height:1px;background:var(--mint);flex:none}
h1{font-family:var(--head);font-weight:600;font-size:clamp(2.6rem,6.2vw,5.2rem);line-height:1.04;letter-spacing:-.02em;color:#fff}
h1 em,h2 em{font-style:normal;background:linear-gradient(100deg,var(--mint),#7df0d8 60%,#39c24a);-webkit-background-clip:text;background-clip:text;color:transparent}
h2{font-family:var(--head);font-weight:500;font-size:clamp(1.9rem,4vw,3.1rem);line-height:1.1;letter-spacing:-.015em;margin-bottom:20px;color:#fff}
h3{font-family:var(--head);font-weight:500;color:#fff}
p.lead{font-size:1.15rem;color:var(--muted);margin-top:24px;max-width:560px}
p{color:var(--muted);margin-bottom:14px}
.tx h1,.tx h2,.tx .eyebrow,.tx p,.tx .badge{text-shadow:0 2px 22px rgba(0,0,0,.95),0 0 4px rgba(0,0,0,.85)}
/* gradient words can't take text-shadow (it paints over the gradient), so they get a drop-shadow instead */
.tx h1 em,.tx h2 em{text-shadow:none;filter:drop-shadow(0 2px 12px rgba(0,0,0,.9))}

/* dark glass, no live blur (live blur over moving 3D was the main cause of scroll lag) */
.glass,.card,.kp,.mini{
  position:relative;overflow:hidden;
  background:linear-gradient(160deg,rgba(18,36,30,.9),rgba(5,10,9,.93));
  border:1px solid rgba(10,189,156,.26);border-top-color:rgba(125,240,216,.45);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.16),inset 0 0 40px rgba(10,189,156,.05),0 24px 60px rgba(0,0,0,.5);
}
.glass{border-radius:24px;padding:40px}
.glass>*,.card>*,.kp>*,.mini>*{position:relative;z-index:2}
.glass::before,.card::before,.kp::before,.mini::before{content:"";position:absolute;left:0;right:0;top:0;height:42%;z-index:1;pointer-events:none;
  background:linear-gradient(180deg,rgba(255,255,255,.07),transparent);border-radius:inherit}
.glass::after{content:"";position:absolute;top:-60%;left:0;width:36%;height:220%;z-index:1;pointer-events:none;
  background:linear-gradient(100deg,transparent,rgba(125,240,216,.1),transparent);transform:translateX(-220%) rotate(18deg);animation:shine 10s ease-in-out infinite;will-change:transform}
@keyframes shine{0%{transform:translateX(-220%) rotate(18deg)}35%,100%{transform:translateX(480%) rotate(18deg)}}

.scrollhint{position:absolute;bottom:30px;left:var(--gut);font-size:11px;letter-spacing:.3em;color:var(--muted);text-transform:uppercase;display:flex;align-items:center;gap:14px}
.scrollhint i{display:block;width:1px;height:46px;background:linear-gradient(var(--mint),transparent);animation:drip 2s infinite}
@keyframes drip{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}
.badge{display:inline-flex;align-items:center;gap:10px;margin-top:28px;padding:10px 20px;border:1px solid rgba(10,189,156,.5);border-radius:40px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--mint);background:rgba(4,7,6,.65)}
.badge i{width:4px;height:4px;border-radius:50%;background:var(--mint);display:block}

.ic{width:40px;height:40px;stroke:var(--mint);fill:none;stroke-width:1.4;stroke-linecap:round;stroke-linejoin:round}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;width:100%}
.cards.three,.cards.six{grid-template-columns:repeat(3,1fr)}
.card{padding:28px;border-radius:20px;transition:border-color .4s}
.card:hover{border-color:var(--mint)}
.card .ic{margin-bottom:14px}
.card h3{font-size:1.18rem;margin-bottom:8px}
.card p{font-size:.95rem;margin:0}
.num{font-family:var(--head);font-size:13px;letter-spacing:.2em;color:var(--mint);margin-bottom:12px}

/* key points */
.kps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;width:100%}
.kp{padding:22px 24px;border-radius:18px;display:flex;gap:16px;align-items:flex-start}
.kp .ic{width:34px;height:34px;flex:none;margin-top:2px}
.kp b{display:block;font-family:var(--head);font-weight:500;font-size:1.08rem;color:#fff;margin-bottom:3px}
.kp span{font-size:.9rem;color:var(--muted);line-height:1.5;display:block}

/* two-column layouts */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:24px;align-items:center;width:100%;max-width:1180px;margin:auto}
.split .glass{max-width:none}
.minis{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.mini{padding:24px;border-radius:18px}
.mini .ic{width:32px;height:32px;margin-bottom:12px}
.mini h3{font-size:1.06rem;margin-bottom:6px}
.mini p{font-size:.9rem;margin:0;line-height:1.55}
.steps{display:grid;gap:18px;margin-top:6px}
.step{display:flex;gap:18px;align-items:flex-start}
.step .n{font-family:var(--head);font-size:13px;color:var(--mint);border:1px solid rgba(10,189,156,.5);width:38px;height:38px;border-radius:50%;display:grid;place-items:center;flex:none;background:rgba(4,7,6,.5)}
.step h3{font-size:1.12rem;margin-bottom:2px}
.step p{margin:0;font-size:.95rem}
.ticks{list-style:none;display:grid;gap:14px;margin-top:6px}
.ticks li{display:flex;gap:14px;align-items:flex-start;color:var(--muted);font-size:.97rem;line-height:1.55}
.ticks li b{color:#fff;font-weight:500;display:block;font-family:var(--head);font-size:1.03rem}
.ticks svg{width:22px;height:22px;flex:none;stroke:var(--mint);fill:none;stroke-width:1.8;margin-top:2px}

/* design and build */
.db{display:grid;grid-template-columns:1fr auto 1fr;gap:20px;align-items:stretch;margin-top:8px}
.db .glass{padding:34px}
.role{font-family:var(--head);font-size:12px;letter-spacing:.3em;color:var(--mint);text-transform:uppercase}
.db h3{font-size:1.5rem;margin:8px 0 2px}
.db .sub{font-size:.92rem;color:var(--muted);margin-bottom:18px}
.arrow{display:grid;place-items:center}
.arrow svg{width:56px;height:56px;stroke:var(--mint);fill:none;stroke-width:1.5;filter:drop-shadow(0 0 10px rgba(10,189,156,.5))}
.note{margin-top:22px;text-align:center;font-size:.95rem;color:var(--muted)}
.note a{color:var(--mint)}

/* pricing */
.prices{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:8px}
.price{display:flex;flex-direction:column;padding:32px;border-radius:22px}
.price .tier{font-family:var(--head);font-size:12px;letter-spacing:.3em;color:var(--mint);text-transform:uppercase}
.price h3{font-size:1.45rem;margin:8px 0 4px}
.price .for{font-size:.92rem;color:var(--muted);margin-bottom:18px}
@media(min-width:701px){.price .for{min-height:3.3em}}
.note,.fine{text-shadow:0 2px 16px rgba(0,0,0,.95),0 0 4px rgba(0,0,0,.85)}
.amt{font-family:var(--head);color:#fff;margin-bottom:20px;display:flex;align-items:baseline;gap:8px}
.amt small{font-size:.85rem;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.amt strong{font-size:2.6rem;font-weight:600;line-height:1}
.price .ticks{margin-bottom:24px}
.price .ticks li{font-size:.92rem}
.price .btn{margin-top:auto;text-align:center}
.fine{margin-top:20px;font-size:.9rem;color:var(--muted);text-align:center;max-width:820px;margin-inline:auto}

.btn{display:inline-block;padding:15px 34px;border-radius:50px;background:linear-gradient(100deg,var(--teal),var(--mint));color:#031411;font-family:var(--head);font-weight:600;letter-spacing:.1em;text-decoration:none;text-transform:uppercase;font-size:13px;transition:transform .3s,box-shadow .3s}
.btn:hover{transform:translateY(-3px);box-shadow:0 14px 40px rgba(10,189,156,.35)}
.btn.ghost{background:rgba(4,7,6,.6);color:var(--mint);border:1px solid var(--mint)}
.btn.ghost:hover{background:var(--mint);color:#031411}

/* contact + FAQ */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;width:100%;margin-top:24px;align-items:stretch}
.info{padding:34px;display:flex;flex-direction:column;justify-content:space-between}
.info .row{flex:1;display:flex;flex-direction:column;justify-content:center}
.info .row{padding:15px 0;border-bottom:1px solid rgba(10,189,156,.18)}
.info .row:last-child{border-bottom:0;padding-bottom:0}
.info .row:first-child{padding-top:0}
.info small{display:block;font-family:var(--head);font-size:11px;letter-spacing:.3em;color:var(--mint);text-transform:uppercase;margin-bottom:6px}
.info .v{color:#fff;font-size:1.03rem}
.info .v span{display:block;color:var(--muted);font-size:.94rem}
/* email on the left, Copy button pinned to the right edge of the panel */
.mail{display:flex;gap:16px;align-items:center;justify-content:space-between}
.mail a{min-width:0;color:#fff;font-family:var(--head);font-size:clamp(1rem,1.5vw + .55rem,1.18rem);text-decoration:none;border-bottom:1px solid var(--mint);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mail a:hover{color:var(--mint)}
.copy{flex:none;display:inline-flex;align-items:center;gap:8px;background:rgba(4,7,6,.55);border:1px solid rgba(10,189,156,.5);color:var(--mint);padding:8px 16px;border-radius:30px;font-size:11px;letter-spacing:.14em;text-transform:uppercase;cursor:pointer;font-family:var(--body);transition:.3s}
.copy svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.copy .ck{display:none}.copy.done .cp{display:none}.copy.done .ck{display:block}
/* small phones: icon-only round button so the email never has to wrap */
@media(max-width:420px),(min-width:901px) and (max-width:1180px){.copy{position:relative;width:38px;height:38px;padding:0;justify-content:center}.copy .lbl{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.copy svg{width:16px;height:16px}}
/* side-by-side contact panels on small laptops are narrow: slightly smaller email */
@media(min-width:901px) and (max-width:1180px){.mail a{font-size:1.05rem}}
.copy:hover{background:var(--mint);color:#04120e}
.faq{padding:28px 32px;display:flex;flex-direction:column;justify-content:space-between}
.faq h3.t{font-size:1.3rem;margin-bottom:8px}
details{border-bottom:1px solid rgba(10,189,156,.18)}
details:last-of-type{border-bottom:0}
summary{cursor:pointer;list-style:none;padding:15px 36px 15px 0;font-family:var(--head);font-weight:500;font-size:1.04rem;color:#fff;position:relative}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";position:absolute;right:4px;top:11px;font-size:1.5rem;color:var(--mint);transition:transform .3s}
details[open] summary:after{transform:rotate(45deg)}
details p{margin:0 0 16px;font-size:.96rem}
summary:focus-visible,.copy:focus-visible,a:focus-visible{outline:2px solid var(--mint);outline-offset:3px}

footer{position:relative;z-index:5;padding:32px var(--gut);border-top:1px solid rgba(10,189,156,.2);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px 20px;font-size:12px;color:var(--muted);background:rgba(4,7,6,.94)}
footer a{color:var(--muted);text-decoration:none}
footer a:hover{color:var(--mint)}
.reveal{opacity:0;transform:translateY(36px)}


/* ---------- free guide ---------- */
.guide{display:grid;grid-template-columns:minmax(220px,320px) 1fr;gap:56px;align-items:center;padding:48px;overflow:visible}
.guide::after{display:none}                       /* no shine here: keeps the panel unclipped */
.g-cover{position:relative;max-width:100%}
.book{position:relative;border-radius:3px 8px 8px 3px}
.book .cover{position:relative;z-index:2;border-radius:inherit;overflow:hidden}
.book img{display:block;width:100%;max-width:100%;height:auto;border-radius:inherit;border:1px solid rgba(125,240,216,.35);
  box-shadow:0 24px 50px rgba(0,0,0,.55),0 0 34px rgba(10,189,156,.12)}
.book .page,.book .edge,.book .glare,.book .spine{display:none}
.g-body h2{margin:10px 0 6px}
.g-sub{font-family:var(--head);font-size:1.15rem;color:#fff;margin-bottom:18px}
.g-body p{font-size:1rem}
.g-chips{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:20px 0 26px}
.g-chips li{font-family:'JetBrains Mono',ui-monospace,monospace;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--mint);
  border:1px solid rgba(10,189,156,.4);background:rgba(4,7,6,.55);padding:6px 12px;border-radius:30px}
.g-actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px 22px}
.g-actions .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;max-width:100%;text-align:center;line-height:1.3}
.g-actions .btn svg{width:18px;height:18px;flex:none;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.g-meta{font-family:'JetBrains Mono',ui-monospace,monospace;font-size:11px;letter-spacing:.1em;color:var(--muted);text-transform:uppercase}

/* desktop with a mouse: the cover becomes a 3D book that follows the cursor, opens slightly and catches the light */
@media (hover:hover) and (pointer:fine) and (min-width:901px){
  .g-cover{perspective:1300px;cursor:pointer}
  .book{transform-style:preserve-3d;transform:rotateY(var(--ry,-16deg)) rotateX(var(--rx,4deg));transition:transform .7s cubic-bezier(.2,.8,.2,1);will-change:transform}
  .book .cover{overflow:visible;transform-style:preserve-3d;transform-origin:left center;transform:translateZ(14px);transition:transform .7s cubic-bezier(.2,.8,.2,1)}
  .book img{border-radius:3px 8px 8px 3px}
  .book .page{display:block;position:absolute;z-index:1;top:3px;bottom:3px;left:2px;right:6px;border-radius:2px 6px 6px 2px;transform:translateZ(12px);
    background:linear-gradient(90deg,rgba(0,0,0,.18),transparent 12%),
      repeating-linear-gradient(180deg,transparent 0 13px,rgba(5,45,37,.14) 13px 14px),#eef3f0;background-clip:padding-box;padding:14%}
  .book .page:before{content:"What's inside";display:block;font-family:var(--head);font-weight:600;font-size:14px;color:#052D25;letter-spacing:.02em;margin:6% 0 0 8%}
  .book .page:after{content:"";position:absolute;left:12%;top:22%;width:46%;height:3px;background:#0ABD9C;border-radius:2px}
  .book .edge{display:block;position:absolute;top:4px;bottom:4px;right:0;width:26px;transform-origin:right center;transform:translateZ(13px) rotateY(90deg);
    background:repeating-linear-gradient(90deg,#f4f7f5 0 1px,#cfd9d5 1px 2px);border-radius:1px}
  .book .spine{display:block;position:absolute;top:0;bottom:0;left:0;width:26px;transform-origin:left center;transform:translateZ(13px) rotateY(-90deg);background:linear-gradient(90deg,#041512,#0a2b24);border-radius:3px 0 0 3px}
  .book .glare{display:block;position:absolute;inset:0;z-index:3;border-radius:3px 8px 8px 3px;pointer-events:none;opacity:0;transition:opacity .4s;
    background:radial-gradient(circle at var(--gx,30%) var(--gy,20%),rgba(255,255,255,.32),rgba(125,240,216,.08) 30%,transparent 55%);mix-blend-mode:screen}
  .book .shadow{display:block}
  .g-cover:hover .book{transition:transform .18s ease-out}
  .g-cover:hover .book .cover{transform:translateZ(14px) rotateY(-26deg)}
  .g-cover:hover .book .glare{opacity:1}
  .g-cover:hover .book img{box-shadow:0 40px 70px rgba(0,0,0,.6),0 0 50px rgba(10,189,156,.28)}
  .g-cover:after{content:"";position:absolute;left:8%;right:8%;bottom:-26px;height:22px;border-radius:50%;background:radial-gradient(ellipse,rgba(10,189,156,.28),transparent 70%);
    filter:blur(6px);opacity:.5;transition:opacity .5s,transform .5s}
  .g-cover:hover:after{opacity:1;transform:scale(1.08)}
}
@media (hover:hover) and (pointer:fine) and (min-width:901px) and (prefers-reduced-motion:reduce){
  .book,.book .cover,.g-cover:hover .book{transition:none}.g-cover:hover .book .cover{transform:translateZ(14px)}
}

/* tablets and phones: simple stacked layout, flat cover, nothing that can be clipped */
@media(max-width:900px){
  .guide{grid-template-columns:1fr;gap:28px;padding:30px}
  .g-cover{width:min(260px,70%);margin:0 auto}
  .g-body{text-align:left}
  .g-actions{flex-direction:column;align-items:stretch;gap:12px}
  .g-actions .btn{width:100%;padding:15px 18px;letter-spacing:.06em;white-space:normal}
  .g-meta{text-align:center}
}
@media(max-width:560px){.guide{padding:22px}.g-cover{width:min(230px,72%)}.g-sub{font-size:1.05rem}.g-actions .btn{font-size:12px}}

/* ---------- side rail navigation (desktop) ---------- */
.rail{position:fixed;right:calc(max(8vw,(100vw - 1180px) / 2) / 2 - 13px);top:50%;transform:translateY(-50%);z-index:48;display:flex;flex-direction:column;gap:24px;padding:14px 0}
.rail:before,.rail .fill{content:"";position:absolute;left:50%;top:27px;bottom:27px;width:1px;margin-left:-.5px;background:rgba(10,189,156,.22)}
.rail .fill{background:linear-gradient(var(--mint),#7df0d8);transform-origin:top;transform:scaleY(0);box-shadow:0 0 8px rgba(10,189,156,.6)}
.rail a{position:relative;display:grid;place-items:center;width:26px;height:26px;border-radius:50%;text-decoration:none;outline:none}
.rail a i{display:block;width:12px;height:12px;border-radius:50%;background:#0b1a16;border:1px solid rgba(10,189,156,.7);transition:transform .35s,background .35s,box-shadow .35s}
.rail a:after{content:"";position:absolute;inset:-3px;border-radius:50%;border:1px solid var(--mint);opacity:0;transform:scale(.6);transition:opacity .35s,transform .35s}
.rail a span{position:absolute;right:40px;top:50%;transform:translate(8px,-50%);opacity:0;pointer-events:none;white-space:nowrap;
  font-family:var(--head);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:#fff;background:rgba(5,12,10,.92);border:1px solid rgba(10,189,156,.4);
  padding:7px 14px;border-radius:30px;transition:opacity .3s,transform .3s}
.rail a:hover span,.rail a:focus-visible span{opacity:1;transform:translate(0,-50%)}
.rail a:hover i,.rail a:focus-visible i{transform:scale(1.35);background:rgba(10,189,156,.5)}
.rail a.on i{background:var(--mint);border-color:var(--mint);transform:scale(1.25);box-shadow:0 0 12px var(--mint)}
.rail a.on:after{opacity:.8;transform:scale(1)}
.rail a.on span{opacity:.0}
.rail a.on:hover span{opacity:1}
/* ---------- round menu button + full-screen menu (phones) ---------- */
.fab{position:fixed;right:18px;bottom:18px;z-index:70;width:58px;height:58px;border-radius:50%;border:1px solid rgba(125,240,216,.55);display:none;place-items:center;cursor:pointer;
  background:radial-gradient(circle at 35% 30%,rgba(10,189,156,.35),rgba(4,10,9,.95) 70%);box-shadow:0 10px 30px rgba(0,0,0,.6),0 0 0 6px rgba(10,189,156,.08)}
.fab b{position:relative;display:block;width:22px;height:2px;background:#fff;transition:background .3s}
.fab b:before,.fab b:after{content:"";position:absolute;left:0;width:22px;height:2px;background:#fff;transition:transform .35s}
.fab b:before{top:-7px}.fab b:after{top:7px}
.fab[aria-expanded="true"] b{background:transparent}
.fab[aria-expanded="true"] b:before{transform:translateY(7px) rotate(45deg)}
.fab[aria-expanded="true"] b:after{transform:translateY(-7px) rotate(-45deg)}
.sheet{position:fixed;inset:0;z-index:65;background:rgba(3,7,6,.988);display:flex;flex-direction:column;justify-content:center;padding:80px 28px 100px;
  opacity:0;visibility:hidden;transition:opacity .35s,visibility .35s}
.sheet.open{opacity:1;visibility:visible}
.sheet a{display:flex;align-items:baseline;gap:16px;padding:10px 0;color:#fff;text-decoration:none;font-family:var(--head);font-size:1.6rem;font-weight:500;border-bottom:1px solid rgba(10,189,156,.14);
  transform:translateY(14px);opacity:0;transition:transform .4s,opacity .4s,color .3s}
.sheet a small{font-size:11px;letter-spacing:.2em;color:var(--mint);font-family:'JetBrains Mono',monospace;width:22px}
.sheet a.on{color:var(--mint)}
.sheet.open a{transform:none;opacity:1}
.sheet .mailto{margin-top:26px;font-size:.95rem;color:var(--muted);text-decoration:none;border:0;font-family:var(--body);font-weight:300}
@media(max-width:820px){.rail{display:none}.fab{display:grid;top:12px;right:14px;bottom:auto;width:48px;height:48px}.fab b,.fab b:before,.fab b:after{width:20px}.fab b:before{top:-6px}.fab b:after{top:6px}.fab[aria-expanded="true"] b:before{transform:translateY(6px) rotate(45deg)}.fab[aria-expanded="true"] b:after{transform:translateY(-6px) rotate(-45deg)}}

/* ---------- diagnostic HUD (sits behind the page content, above the 3D) ---------- */
#hud{position:fixed;inset:0;z-index:2;pointer-events:none;font-family:'JetBrains Mono',ui-monospace,Menlo,monospace;color:var(--mint)}
#hudSvg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
#hudSvg .ln{stroke:var(--mint);stroke-width:1;opacity:.75}
#hudSvg .rt{stroke:var(--mint);fill:none;stroke-width:1.2}
.hud-card{position:absolute;left:0;top:0;width:262px;padding:14px 16px 12px;border:1px solid rgba(10,189,156,.55);background:rgba(3,13,11,.78);border-radius:3px;font-size:11px;letter-spacing:.05em;opacity:0;transition:opacity .35s;will-change:transform,opacity;box-shadow:0 0 30px rgba(10,189,156,.12)}
.hud-card:before,.hud-card:after{content:"";position:absolute;width:10px;height:10px;border:2px solid var(--mint)}
.hud-card:before{left:-2px;top:-2px;border-right:0;border-bottom:0}
.hud-card:after{right:-2px;bottom:-2px;border-left:0;border-top:0}
.hc-head{display:flex;justify-content:space-between;font-size:10px;letter-spacing:.18em;color:rgba(10,189,156,.85)}
.hc-title{font-size:13.5px;color:#fff;letter-spacing:.08em;margin:6px 0 9px;text-transform:uppercase}
.hc-bar{height:3px;background:rgba(10,189,156,.18);margin-bottom:10px;overflow:hidden}
.hc-bar i{display:block;height:100%;width:0;background:var(--mint);box-shadow:0 0 8px var(--mint)}
.hc-row{display:flex;justify-content:space-between;gap:10px;padding:3px 0;border-top:1px dashed rgba(10,189,156,.16);opacity:0;animation:hcIn .35s forwards}
.hc-row span:first-child{color:rgba(198,217,211,.75)}
.hc-row span:last-child{color:#fff;font-variant-numeric:tabular-nums}
.hc-ok{color:#4fe08a!important}
@keyframes hcIn{from{opacity:0;transform:translateX(-6px)}to{opacity:1;transform:none}}
.hc-sim{margin-top:8px;font-size:9px;letter-spacing:.2em;color:rgba(198,217,211,.45)}
.hud-corner{position:absolute;width:26px;height:26px;border:1px solid rgba(10,189,156,.45);opacity:0;transition:opacity .5s}
.hud-corner.tl{left:14px;top:44px;border-right:0;border-bottom:0}.hud-corner.tr{right:14px;top:44px;border-left:0;border-bottom:0}
.hud-corner.bl{left:14px;bottom:14px;border-right:0;border-top:0}.hud-corner.br{right:14px;bottom:14px;border-left:0;border-top:0}
body.scrolled .hud-corner{opacity:1}
/* slim status bar in the space the menu leaves once you scroll (above content, but only 30px tall) */
#hudBar{position:fixed;top:3px;left:0;right:0;z-index:45;height:30px;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:0 5vw;
  font-family:'JetBrains Mono',ui-monospace,Menlo,monospace;font-size:11px;letter-spacing:.12em;color:var(--mint);text-transform:uppercase;
  background:linear-gradient(rgba(4,7,6,.92),rgba(4,7,6,.55) 70%,rgba(4,7,6,0));opacity:0;transform:translateY(-6px);transition:opacity .4s,transform .4s;pointer-events:none;white-space:nowrap}
body.scrolled #hudBar{opacity:1;transform:none}
#hudBar .l{display:flex;gap:12px;align-items:center;overflow:hidden;min-width:0}
#hudBar .dot{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 8px var(--mint);flex:none;animation:blink 1.2s infinite}
@keyframes blink{50%{opacity:.25}}
#hudBar .name{color:#fff;overflow:hidden;text-overflow:ellipsis;min-width:0}
#hudBar .stats{color:rgba(198,217,211,.8);overflow:hidden;text-overflow:ellipsis}
#hudBar .r{flex:none;color:rgba(198,217,211,.8)}
@media(max-width:820px){.hud-card{width:210px;font-size:10px;padding:11px 12px}.hc-title{font-size:12px}#hudBar{padding:0 76px 0 16px;font-size:10px;letter-spacing:.08em}#hudBar .stats{display:none}.hud-corner{display:none}}

@media(max-width:1080px){.kps{grid-template-columns:repeat(2,1fr)}.price{padding:26px}.amt strong{font-size:2.2rem}}
@media(max-width:900px){.split,.contact-grid{grid-template-columns:1fr}.cards.six{grid-template-columns:repeat(2,1fr)}.price{padding:22px}.amt strong{font-size:1.9rem}.price h3{font-size:1.25rem}}
@media(max-width:700px){.cards.three,.prices{grid-template-columns:1fr}.db{grid-template-columns:1fr}.arrow svg{transform:rotate(90deg);width:44px;height:44px}.price{padding:24px}.amt strong{font-size:2.3rem}}
@media(max-width:820px){
  :root{--gut:16px}
  #nav{padding:14px 16px}
  .brand{gap:10px}.brand .mark{height:38px}.brand .word{height:24px}
  #nav .cta{display:none}
  section{padding:30px var(--gut)}
  #hero{min-height:0;padding-top:104px;padding-bottom:40px;align-items:flex-start}
  h1{font-size:clamp(2.2rem,10.5vw,3.2rem)}
  h2{font-size:clamp(1.7rem,7.6vw,2.4rem)}
  p.lead{font-size:1.05rem}
  .badge{font-size:10.5px;letter-spacing:.1em;padding:9px 14px}
  .scrollhint{display:none}
  .glass,.db .glass,.info{padding:24px}
  .faq{padding:20px 22px}
  .card,.price{padding:24px}
  .kp{padding:18px}
  .eyebrow{font-size:11px;letter-spacing:.26em}
  .eyebrow:before{width:26px}
}
@media(max-width:560px){.kps,.minis,.cards.six{grid-template-columns:1fr}.amt strong{font-size:2.3rem}footer{flex-direction:column}}
@media(prefers-reduced-motion:reduce){.hc-row{animation:none;opacity:1}#hudBar .dot{animation:none}.reveal{opacity:1;transform:none}.glass::after{animation:none;display:none}#nav{transition:none}.rail a i,.rail a span{transition:none}}