/* Tech-Net — homepage-only layers on top of styles.css ("Cinematic Dark").
   Hero film (poster/video + canvas fallback + caption), proof bar, server->cloud migration
   scene, chapter numerals, closing band. Nothing here hides content by default. */

/* ---------- H1. HERO FILM ---------- */
.hero-home{min-height:100vh;min-height:100svh;padding:calc(var(--nav-h) + 40px) 0 150px}
.hero-canvas,.hero-video{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
/* The <video> carries poster="hero-poster.jpg" and no src: without JS, under reduced motion,
   on very slow connections or if playback fails, it simply shows the poster frame. */
.hero-video{z-index:1;object-fit:cover;object-position:50% 50%;opacity:.5;transition:opacity .7s ease}
.hero.has-video .hero-video{opacity:.8}
.hero.has-video.vid-dip .hero-video{opacity:0;transition-duration:.45s}
.hero-canvas{z-index:2}
.hero.has-video .hero-canvas{display:none}
/* Scrim tuned for the data-center clip: the centre corridor gets bright, so the copy side is
   held down hard and the centre is capped; right side stays open for the glass frame. */
.hero-home .hero-fx .vig{background:
  radial-gradient(ellipse 120% 90% at 50% 40%,transparent 55%,rgba(2,5,10,.7) 100%),
  linear-gradient(90deg,rgba(3,7,15,.82) 0%,rgba(3,7,15,.7) 30%,rgba(3,7,15,.44) 50%,rgba(3,7,15,.14) 72%,rgba(3,7,15,.22) 100%),
  linear-gradient(180deg,rgba(3,7,15,.55) 0%,transparent 22%,transparent 66%,var(--bg) 100%)}
.hero-home h1{text-shadow:0 2px 30px rgba(2,5,10,.85)}
.hero-home .sub,.hero-home .hbadge,.hero-home .hero-cap{text-shadow:0 1px 14px rgba(2,5,10,.95),0 0 3px rgba(2,5,10,.8)}
.hero-home h1 .ty{text-shadow:none}
.hero-home .sub{color:#c5d3e0;text-shadow:0 1px 16px rgba(2,5,10,.9)}
.hero-home .hbadge{color:#c5d3e0}
.hero-cap{position:relative;z-index:4;display:flex;align-items:flex-start;gap:.7rem;max-width:35rem;margin-top:3.2rem;font-family:var(--ff-m);font-size:.72rem;font-weight:500;line-height:1.7;letter-spacing:.03em;color:#d3dee8;text-shadow:0 1px 12px rgba(2,5,10,.95)}
.hero-cap::before{content:"";flex:none;width:26px;height:1px;margin-top:.62rem;background:var(--glow);box-shadow:0 0 10px var(--glow)}

/* ---------- H2. PROOF BAR ---------- */
.proofbar{position:relative;z-index:5;margin-top:-78px}
.proof{display:grid;grid-template-columns:repeat(4,1fr);border-radius:var(--r-lg);border:1px solid var(--line-2);background:linear-gradient(180deg,rgba(14,26,44,.86),rgba(8,15,28,.86));-webkit-backdrop-filter:blur(20px) saturate(1.3);backdrop-filter:blur(20px) saturate(1.3);box-shadow:var(--sh-2);overflow:hidden;position:relative}
.proof::before{content:"";position:absolute;left:10%;right:10%;top:0;height:1px;background:linear-gradient(90deg,transparent,rgba(var(--glow-rgb),.9),transparent)}
.proof>div{padding:1.9rem 1.4rem;text-align:center;border-left:1px solid var(--line)}
.proof>div:first-child{border-left:0}
.proof b{display:block;font-family:var(--ff-d);font-weight:600;font-size:clamp(2.1rem,3.4vw,3.1rem);line-height:1;letter-spacing:-.04em;font-variant-numeric:tabular-nums;background:linear-gradient(180deg,#fff 30%,#7ddff5);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent}
.proof span{display:block;margin-top:.6rem;font-size:.84rem;color:var(--muted)}

/* ---------- H3. CHAPTER NUMERALS (01-07) ---------- */
.sec-h[data-n]{position:relative;padding-top:clamp(3.4rem,8vw,6rem)}
.sec-h[data-n]::before{content:attr(data-n);position:absolute;z-index:0;left:50%;top:0;transform:translateX(-50%);font-family:var(--ff-d);font-weight:700;font-size:clamp(7rem,17vw,13.5rem);line-height:.8;letter-spacing:-.05em;color:transparent;-webkit-text-stroke:1px rgba(var(--glow-rgb),.55);background:linear-gradient(180deg,rgba(var(--glow-rgb),.26),transparent 85%);-webkit-background-clip:text;background-clip:text;pointer-events:none;-webkit-user-select:none;user-select:none}
.sec-h[data-n]>*{position:relative;z-index:1}
.sec-h.left[data-n]{padding-top:clamp(3.6rem,7vw,5.4rem);margin-bottom:0}
.sec-h.left[data-n]::before{left:-.04em;transform:none;font-size:clamp(5.5rem,10vw,8.5rem)}

/* ---------- H4. SERVER -> CLOUD MIGRATION SCENE ---------- */
.mig{position:relative;margin:0 auto 2.2rem;max-width:1040px;border-radius:var(--r-lg);border:1px solid var(--line);background:radial-gradient(600px 240px at 84% 50%,rgba(10,127,165,.22),transparent 70%),linear-gradient(180deg,rgba(255,255,255,.035),rgba(255,255,255,.01));box-shadow:var(--sh-1);overflow:hidden}
.mig::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:40px 40px;-webkit-mask-image:radial-gradient(ellipse at center,#000 30%,transparent 80%);mask-image:radial-gradient(ellipse at center,#000 30%,transparent 80%)}
.mig svg{position:relative;width:100%;height:auto}
.mig *{transition:opacity .8s var(--ease),stroke .8s,fill .8s}
.mg-box{fill:rgba(10,20,36,.85);stroke:rgba(255,255,255,.35);stroke-width:1.5}
.mg-units rect{fill:rgba(255,255,255,.04);stroke:rgba(255,255,255,.2);stroke-width:1}
.mg-leds circle{fill:var(--glow)}
.mg-vents{stroke:rgba(255,255,255,.25);stroke-width:2;stroke-linecap:round;fill:none}
.mg-scan{opacity:0}
.mg-strike{stroke:var(--red);stroke-width:3;stroke-linecap:round;fill:none;opacity:0;stroke-dasharray:270;stroke-dashoffset:270}
.mg-lanes path{fill:none;stroke:rgba(255,255,255,.12);stroke-width:1.5}
.mg-flow path{fill:none;stroke:url(#mgFlow);stroke-width:2.5;stroke-linecap:round;stroke-dasharray:14 22;opacity:.55;animation:mgdash 1.6s linear infinite}
@keyframes mgdash{to{stroke-dashoffset:-72}}
.mg-pk circle{fill:#c9f7ff;opacity:0;filter:drop-shadow(0 0 6px var(--glow))}
@supports (offset-path:path("M0 0")){
  .mg-pk circle{opacity:.9;animation:mgpk 3.2s linear infinite}
  .mg-pk .p1{offset-path:path("M220 118C380 118 380 58 500 58S640 128 770 128")}
  .mg-pk .p2{offset-path:path("M220 150C380 150 390 100 500 100S640 150 770 150");animation-delay:-1.1s}
  .mg-pk .p3{offset-path:path("M220 182C380 182 400 142 500 142S640 172 770 172");animation-delay:-2.1s}
  .mg-pk .d2{animation-duration:4.1s;animation-delay:-2.7s}
}
@keyframes mgpk{0%{offset-distance:0%;opacity:0}8%{opacity:.95}92%{opacity:.95}100%{offset-distance:100%;opacity:0}}
.mg-cloud path{fill:rgba(var(--glow-rgb),.07);stroke:var(--glow);stroke-width:.24;stroke-linejoin:round}
.mg-cloud .mg-check{fill:none;stroke:#fff;stroke-width:.34;stroke-linecap:round;opacity:.35}
.mg-halo{opacity:.55}
.mg-t{font-family:var(--ff-m);font-size:12px;letter-spacing:.18em;fill:var(--dim)}
.mig[data-step="1"] .mg-flow path{opacity:.15}
.mig[data-step="1"] .mg-pk{opacity:0}
.mig[data-step="1"] .mg-box{stroke:var(--glow)}
.mig[data-step="1"] .mg-scan{opacity:1;animation:mgscan 1.7s ease-in-out infinite alternate}
.mig[data-step="1"] .mg-halo{opacity:.2}
@keyframes mgscan{from{transform:translateY(0)}to{transform:translateY(190px)}}
.mig[data-step="2"] .mg-flow path{opacity:1}
.mig[data-step="2"] .mg-halo{opacity:.6}
.mig[data-step="3"] .mg-server{opacity:.3}
.mig[data-step="3"] .mg-box{stroke-dasharray:6 6}
.mig[data-step="3"] .mg-leds circle{fill:#52627a}
.mig[data-step="3"] .mg-strike{opacity:1;stroke-dashoffset:0;transition:stroke-dashoffset .9s var(--ease),opacity .3s}
.mig[data-step="3"] .mg-flow path{opacity:.12}
.mig[data-step="3"] .mg-pk{opacity:0}
.mig[data-step="3"] .mg-halo{opacity:1}
.mig[data-step="3"] .mg-cloud path{fill:rgba(var(--glow-rgb),.2)}
.mig[data-step="3"] .mg-check{opacity:1}
.steps .card{padding-top:2rem}
.steps .card .bar{position:absolute;left:0;top:0;height:2px;width:100%;transform-origin:0 50%;transform:scaleX(0);background:linear-gradient(90deg,var(--brand),var(--glow))}
.steps .card.is-active{border-color:rgba(var(--glow-rgb),.45);box-shadow:var(--sh-2),0 0 70px -24px rgba(var(--glow-rgb),.55)}
.steps .card.is-active .bar{animation:stepbar var(--step-ms,3400ms) linear forwards}
.steps.is-held .card.is-active .bar{animation:none;transform:scaleX(1)}
@keyframes stepbar{to{transform:scaleX(1)}}
.steps .card.is-active .stepn{background:var(--glow);color:#03121c;box-shadow:0 0 30px rgba(var(--glow-rgb),.7)}

/* ---------- H5. CLOSING BAND: "No more servers. Just business." ---------- */
.ctaband{padding-top:0}
.ctaband-in{text-align:center;padding:clamp(3.5rem,9vw,7.5rem) 1.5rem}
.ctaband-in::after{content:"";position:absolute;left:8%;right:8%;bottom:0;height:1px;background:linear-gradient(90deg,transparent,#fff,transparent);box-shadow:0 0 40px 6px rgba(var(--glow-rgb),.6)}
.cta-glow{position:absolute;z-index:-1;left:50%;bottom:-60%;width:70%;aspect-ratio:1;border-radius:50%;transform:translateX(-50%);background:radial-gradient(closest-side,rgba(var(--glow-rgb),.35),transparent);animation:ctapulse 7s ease-in-out infinite alternate}
@keyframes ctapulse{to{transform:translateX(-50%) scale(1.2);opacity:.6}}
.cta-t{font-family:var(--ff-d);font-weight:600;font-size:clamp(2.6rem,7.4vw,6.2rem);line-height:.98;letter-spacing:-.045em;color:#fff;text-wrap:balance}
.cta-t span{display:block}
.cta-s{max-width:640px;margin:1.6rem auto 0;color:#c4d3e2;font-size:1.08rem;line-height:1.7}
.ctaband .hacts{justify-content:center;margin-top:2.4rem}

/* ---------- H6. RESPONSIVE / MOTION ---------- */
@media (prefers-reduced-motion:reduce){
  .hero-canvas{display:none!important}
  .mg-pk circle{opacity:0!important}
}
@media print{.hero-canvas,.hero-video{display:none!important}}
@media (max-width:960px){
  .hero-home{padding-bottom:140px}
  .hero-home .hero-fx .vig{background:
    radial-gradient(ellipse 140% 90% at 50% 40%,transparent 45%,rgba(2,5,10,.8) 100%),
    linear-gradient(180deg,rgba(3,7,15,.8) 0%,rgba(3,7,15,.72) 42%,rgba(3,7,15,.5) 62%,rgba(3,7,15,.35) 82%,var(--bg) 100%)}
  .proof{grid-template-columns:1fr 1fr}
  .proof>div:nth-child(n+3){border-top:1px solid var(--line)}
  .proof>div:nth-child(odd){border-left:0}
}
@media (max-width:720px){
  .hero-home{padding-top:calc(var(--nav-h) + 36px);padding-bottom:96px}
  .hero-cap{margin-top:2.2rem;font-size:.68rem;padding:.75rem .9rem;border-radius:12px;border:1px solid var(--line);background:rgba(3,7,15,.62);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
  .proofbar{margin-top:-40px}
  .proof{grid-template-columns:1fr 1fr}
  .proof>div,.proof>div:nth-child(n+4){grid-column:auto;border-left:0;border-top:1px solid var(--line);padding:1.4rem .8rem}
  .proof>div:nth-child(-n+2){border-top:0}
  .proof>div:nth-child(even){border-left:1px solid var(--line)}
  .mg-t{display:none}
  .mig{margin-bottom:1.5rem}
}
/* data-center still in the hero frame is already dark: lift it a little vs the shared .hframe filter */
.hero-home .hframe img{filter:saturate(.95) brightness(.9) contrast(1.05)}