/* Glasfit landing. One world: dawn over a high-voltage line, glass and steel. */

:root{
  --canvas:#eef3f7;            /* pale dawn sky, never pure white */
  --panel:#f8fafc;
  --panel-2:#e3ebf1;
  --accent:#096c98;            /* brand blue: CTA and rare emphasis */
  --accent-hover:#0e557b;
  --accent-muted:rgba(9,108,152,.16);
  --sun:#e2a648;               /* one warm dawn moment */
  --text:#0f2a38;
  --text-2:#4b6572;
  --line:#cfdbe4;              /* decorative hairlines only */
  --line-strong:#6b8593;       /* interactive borders, 3:1 on the canvas */
  --haze:238,243,247;          /* canvas RGB for light scrims */
  --ease-out:cubic-bezier(.22,.61,.36,1);
  --ease-inout:cubic-bezier(.65,0,.35,1);
  --font-display:"Unbounded",system-ui,sans-serif;
  --font-body:"Golos Text",system-ui,sans-serif;
  --font-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,monospace;
  /* Light text-shadow: a tight edge, a mid glow, a wide falloff. Dark text over a bright world. */
  --tshadow:0 1px 2px rgba(255,255,255,.95),0 3px 14px rgba(var(--haze),.85),0 12px 48px rgba(var(--haze),.9);
  --nav-h:72px;
  --radius:18px;
}

*,*::before,*::after{box-sizing:border-box}
html{overflow-x:hidden;overflow-x:clip;scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;overflow-x:hidden;overflow-x:clip;background:var(--canvas);color:var(--text);font:400 17px/1.55 var(--font-body);animation:page-in .9s var(--ease-out) both}
@keyframes page-in{from{opacity:0}to{opacity:1}}
img,svg,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:6px}
.sr{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap}
.skip{position:fixed;left:16px;top:-60px;z-index:100;padding:10px 14px;background:var(--panel);border:1px solid var(--line-strong);border-radius:10px;transition:top .3s var(--ease-out)}
.skip:focus{top:16px}
.mono{font-family:var(--font-mono);font-size:.82em;letter-spacing:.02em;text-transform:none}

/* The one environment layer: dawn haze drifting behind everything. */
.env{position:fixed;inset:-12%;z-index:0;pointer-events:none;
  background:
    radial-gradient(ellipse 60% 50% at 15% 20%,rgba(255,224,196,.55),transparent 70%),
    radial-gradient(ellipse 55% 45% at 85% 80%,rgba(9,108,152,.14),transparent 70%),
    radial-gradient(ellipse 80% 60% at 60% 40%,rgba(255,255,255,.5),transparent 75%);
  animation:env-drift 90s var(--ease-inout) -30s infinite alternate}
@keyframes env-drift{from{transform:translate3d(-2%,-1.5%,0) scale(1)}to{transform:translate3d(2%,2%,0) scale(1.04)}}
.nav,.hero,main,.foot,.spine{position:relative;z-index:1}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 22px;border-radius:999px;border:1.5px solid transparent;font-weight:500;line-height:1;cursor:pointer;transition:transform .45s var(--ease-out),background-color .45s var(--ease-out),border-color .45s var(--ease-out),color .45s var(--ease-out),box-shadow .45s var(--ease-out);text-shadow:none;position:relative}
.btn--primary{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:0 10px 30px -12px rgba(9,108,152,.55)}
.btn--primary:hover{background:var(--accent-hover);border-color:var(--accent-hover);transform:translateY(-2px)}
.btn--primary::after{content:"";position:absolute;inset:-2px;border-radius:inherit;box-shadow:0 0 0 6px var(--accent-muted);opacity:0;animation:glow 6s var(--ease-inout) -2s infinite;pointer-events:none}
@keyframes glow{0%,100%{opacity:0}50%{opacity:1}}
.btn--ghost{background:rgba(var(--haze),.55);color:var(--text);border-color:var(--line-strong);backdrop-filter:blur(8px)}
.btn--ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.btn--sm{min-height:40px;padding:0 16px;font-size:.92rem}
.btn--block{width:100%}
@media (pointer:coarse){.btn{min-height:48px}}

/* Nav */
.nav{position:fixed;top:0;left:0;right:0;height:var(--nav-h);display:flex;align-items:center;gap:24px;padding:0 clamp(16px,3vw,40px);transition:background-color .5s var(--ease-out),box-shadow .5s var(--ease-out),backdrop-filter .5s}
.nav.scrolled{background:rgba(var(--haze),.78);backdrop-filter:blur(14px);box-shadow:0 1px 0 rgba(15,42,56,.08)}
.nav__brand{display:flex;align-items:center;gap:10px;font:700 1.15rem/1 var(--font-display);letter-spacing:-.01em}
.nav__brand img{width:28px;height:26px}
.nav__links{display:flex;gap:26px;margin-left:auto;font-weight:500;font-size:.95rem}
.nav__links a{position:relative;padding:6px 0;color:var(--text-2);transition:color .35s var(--ease-out)}
.nav__links a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .45s var(--ease-out)}
.nav__links a:hover{color:var(--text)}
.nav__links a:hover::after{transform:scaleX(1)}
.nav__right{display:flex;align-items:center;gap:18px}
.nav__phone{color:var(--text);font-weight:500}
@media (max-width:900px){.nav__links,.nav__phone{display:none}.nav{gap:12px}.nav__right{margin-left:auto}}

/* Hero: a tall pinned region with a sticky stage. */
.hero{position:relative}
.hero__pin{height:560vh;position:relative}
.stage{position:sticky;top:0;height:100vh;overflow:hidden;background:linear-gradient(180deg,#b9cfe0 0%,#dfe7ee 55%,#f0dfd0 100%)}
.bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 50%;opacity:0;transition:opacity .9s var(--ease-out);z-index:0}
.stage.bg-ready .bg{opacity:1}
#hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 50%;z-index:1;opacity:0;transition:opacity .9s var(--ease-out);will-change:transform;transform:translateZ(0);pointer-events:none}
.stage.video-ready #hero-video{opacity:1}
.stage.video-ready .part img{opacity:0;transition:opacity .9s var(--ease-out)}
.stage.video-ready .part::before{display:none}
/* Global base scrim: a soft light haze over the caption side, so no frame is raw behind the words. */
.scrim{position:absolute;inset:0;pointer-events:none;z-index:3;background:radial-gradient(ellipse 62% 78% at 74% 50%,rgba(var(--haze),.42) 0%,rgba(var(--haze),.18) 45%,rgba(var(--haze),0) 72%)}

.bands{position:absolute;inset:0;pointer-events:none;z-index:4}
.band{position:absolute;left:50%;right:clamp(16px,7vw,120px);top:50%;transform:translateY(-50%);opacity:0;pointer-events:none;text-shadow:var(--tshadow);--k:0}
.band.on{pointer-events:auto}
/* Per-band haze scrim that rides the band opacity and deepens with --k. Dies out by 76% so the world stays live. */
.band::before{content:"";position:absolute;inset:-14% -12%;pointer-events:none;z-index:-1;opacity:calc(.3 + .7*var(--k,1));background:radial-gradient(ellipse 74% 66% at 50% 50%,rgba(var(--haze),.72) 0%,rgba(var(--haze),.46) 46%,rgba(var(--haze),0) 76%)}
.band--1{top:46%}
.band--4::before{background:radial-gradient(ellipse 78% 70% at 50% 46%,rgba(var(--haze),.8) 0%,rgba(var(--haze),.5) 48%,rgba(var(--haze),0) 78%)}
.band__title{margin:0;font:700 clamp(1.9rem,4vw,3.4rem)/1.08 var(--font-display);letter-spacing:-.02em;max-width:14ch}
.band--2 .band__title{font-size:clamp(1.6rem,3.2vw,2.8rem);max-width:16ch}
.band__sub{margin:22px 0 0;font-size:clamp(1rem,1.35vw,1.25rem);color:var(--text-2);max-width:38ch;--ks:clamp(0,(var(--k,0) - .45)*4,1);opacity:var(--ks);transform:translateY(calc((1 - var(--ks))*12px))}
.band__cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;--kb:clamp(0,(var(--k,0) - .7)*5,1);opacity:var(--kb);transform:translateY(calc((1 - var(--kb))*12px))}
.band .btn{text-shadow:none}
.split .w,.split .c{display:inline-block;will-change:transform,opacity}
/* Entrances, each echoing what the footage does. transform and opacity only, scrubbed off --k. */
.band[data-fx="drift"] .c{--kc:clamp(0,(var(--k,0) - var(--th,0))*2.8,1);opacity:var(--kc);transform:translateY(calc((1 - var(--kc))*var(--jy,-20px)))}
.band[data-fx="part"] .c{--kc:clamp(0,(var(--k,0) - var(--th,0))*2.6,1);opacity:var(--kc);transform:translateX(calc((1 - var(--kc))*var(--jx,0px)))}
.band[data-fx="grid"] .c{--kc:clamp(0,(var(--k,0) - var(--th,0))*2.6,1);opacity:var(--kc);transform:translateX(calc((1 - var(--kc))*var(--jx,30px)))}
.band[data-fx="rise"] .w{--kc:clamp(0,(var(--k,0) - var(--th,0))*3,1);opacity:var(--kc);transform:translateY(calc((1 - var(--kc))*22px))}
.band[data-fx="rise"] .band__sub{--ks:clamp(0,(var(--k,0) - .55)*4,1)}

.cue{position:absolute;right:40px;bottom:22px;z-index:5;display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--text-2);font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;transition:opacity .6s var(--ease-out)}
.cue i{width:1px;height:34px;background:linear-gradient(var(--text-2),transparent);animation:cue 2.4s var(--ease-inout) -1s infinite}
@keyframes cue{0%{transform:scaleY(.2);transform-origin:top;opacity:0}40%{transform:scaleY(1);opacity:1}100%{transform:scaleY(1) translateY(10px);opacity:0}}
.cue.hide{opacity:0}
@media (max-height:560px){.cue{display:none}}

/* The static hero: a designed layout for phones, portrait tablets and reduced motion. */
.hero-static{display:none;min-height:100svh;align-items:end;padding:calc(var(--nav-h) + 24px) clamp(18px,6vw,60px) clamp(28px,8vh,72px);background:linear-gradient(180deg,rgba(var(--haze),.15) 0%,rgba(var(--haze),.75) 60%,rgba(var(--haze),.96) 100%),var(--panel-2)}
.hero-static__copy h1{margin:0;font:700 clamp(1.75rem,7vw,2.8rem)/1.1 var(--font-display);letter-spacing:-.02em;max-width:16ch}
.hero-static__copy p{margin:16px 0 0;color:var(--text-2);font-size:1.05rem;max-width:34ch}
.hero-static__cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}

/* The five gates. These strings must match the JavaScript GATES list character for character. */
@media (max-width: 720px),(orientation: portrait) and (max-width: 1024px),(orientation: portrait) and (pointer: coarse),(orientation: landscape) and (pointer: coarse) and (max-height: 560px),(prefers-reduced-motion: reduce){
  .hero__pin{display:none}
  .hero-static{display:grid;background-image:linear-gradient(180deg,rgba(var(--haze),.1) 0%,rgba(var(--haze),.72) 58%,rgba(var(--haze),.97) 100%),url("hero-ending.jpg");background-size:cover;background-position:34% 40%}
}

/* Sections */
.wrap{width:min(1180px,100% - clamp(32px,8vw,96px));margin:0 auto}
.wrap--narrow{width:min(780px,100% - clamp(32px,8vw,96px))}
.sec{padding:clamp(72px,10vw,128px) 0;position:relative}
.sec__head{max-width:62ch;margin-bottom:clamp(32px,4vw,56px)}
.sec__head--center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{display:inline-block;color:var(--accent);letter-spacing:.14em;text-transform:uppercase;font-size:.74rem;margin-bottom:14px}
.h2{margin:0;font:700 clamp(1.7rem,3.4vw,2.6rem)/1.12 var(--font-display);letter-spacing:-.02em;max-width:22ch}
.sec__head--center .h2{margin-inline:auto}
.lede{margin:18px 0 0;color:var(--text-2);font-size:1.08rem;max-width:56ch}
.wire{width:min(320px,60%);height:12px;margin-top:18px;overflow:visible}
.wire path,.steps__wire path{fill:none;stroke:var(--accent);stroke-width:1.5;stroke-linecap:round;stroke-dasharray:1;stroke-dashoffset:1;transition:stroke-dashoffset 1.6s var(--ease-inout) .2s}
.sec.in .wire path,.sec.in .steps__wire path{stroke-dashoffset:0}
.tick{display:inline-grid;place-items:center;width:22px;height:22px;border-radius:50%;background:var(--accent-muted);flex:none;position:relative}
.tick::after{content:"";width:6px;height:10px;border:solid var(--accent);border-width:0 2px 2px 0;transform:rotate(45deg) translate(-1px,-1px)}
.tick--big{width:52px;height:52px}
.tick--big::after{width:14px;height:24px;border-width:0 3px 3px 0}

/* Entrance choreography. States are prefixed with the container so the cascade cannot cancel them. */
.sec [data-stagger],.sec .cards > *,.sec .steps > .step,.sec .faq > *,.sec .docs__list > li,.sec .proofs > li{opacity:0;transform:translateY(18px);transition:opacity .9s var(--ease-out),transform .9s var(--ease-out)}
.sec.in [data-stagger],.sec.in .cards > *,.sec.in .steps > .step,.sec.in .faq > *,.sec.in .docs__list > li,.sec.in .proofs > li{opacity:1;transform:none}
.sec.in .cards > :nth-child(2),.sec.in .steps > .step:nth-child(3),.sec.in .faq > :nth-child(2),.sec.in .docs__list > li:nth-child(2),.sec.in .proofs > li:nth-child(2){transition-delay:.1s}
.sec.in .cards > :nth-child(3),.sec.in .steps > .step:nth-child(4),.sec.in .faq > :nth-child(3),.sec.in .docs__list > li:nth-child(3),.sec.in .proofs > li:nth-child(3){transition-delay:.2s}
.sec.in .cards > :nth-child(4),.sec.in .faq > :nth-child(4),.sec.in .docs__list > li:nth-child(4){transition-delay:.3s}
.sec.in .faq > :nth-child(5),.sec.in .docs__list > li:nth-child(5){transition-delay:.4s}
.sec.in .faq > :nth-child(6){transition-delay:.5s}
/* Retire the stagger once the entrance is done, at higher specificity, so later hovers never lag. */
.sec.in.settled .cards > :nth-child(n),.sec.in.settled .steps > .step:nth-child(n),.sec.in.settled .faq > :nth-child(n),.sec.in.settled .docs__list > li:nth-child(n),.sec.in.settled .proofs > li:nth-child(n){transition-delay:0s!important}
.sec .sec__head,.sec .load__copy,.sec .load__gauge,.sec .docs__copy,.sec .docs__fig,.sec .lead__copy,.sec .form{opacity:0;transform:translateY(14px);transition:opacity .9s var(--ease-out),transform .9s var(--ease-out)}
.sec.in .sec__head,.sec.in .load__copy,.sec.in .load__gauge,.sec.in .docs__copy,.sec.in .docs__fig,.sec.in .lead__copy,.sec.in .form{opacity:1;transform:none}
.sec.in .load__gauge,.sec.in .docs__fig,.sec.in .form{transition-delay:.15s}
.sec.in.settled .load__gauge,.sec.in.settled .docs__fig,.sec.in.settled .form{transition-delay:0s!important}

/* S1 cards */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{display:flex;flex-direction:column;background:var(--panel);border:1px solid rgba(15,42,56,.06);border-radius:var(--radius);overflow:hidden;box-shadow:0 18px 44px -30px rgba(15,42,56,.35);transition:transform .6s var(--ease-out),box-shadow .6s var(--ease-out),border-color .6s var(--ease-out)}
.card:hover{transform:translateY(-6px);box-shadow:0 28px 56px -30px rgba(15,42,56,.45);border-color:rgba(9,108,152,.35)}
.card__img{display:block;aspect-ratio:4/3;background:var(--panel-2);overflow:hidden}
.card__img img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease-out)}
.card:hover .card__img img{transform:scale(1.04)}
.card__body{display:flex;flex-direction:column;gap:10px;padding:18px 18px 20px;flex:1}
.card__row{display:flex;align-items:baseline;justify-content:space-between;gap:10px}
.card__title{font:700 1.02rem/1.25 var(--font-display);letter-spacing:-.01em}
.card__count{color:var(--text-2);white-space:nowrap}
.card__text{color:var(--text-2);font-size:.95rem;line-height:1.5}
.card__more{margin-top:auto;padding-top:8px;color:var(--accent);font-weight:500;font-size:.95rem;display:inline-flex;align-items:center;gap:6px}
.card__more::after{content:"";width:8px;height:8px;border:solid currentColor;border-width:1.5px 1.5px 0 0;transform:rotate(45deg);transition:transform .45s var(--ease-out)}
.card:hover .card__more::after{transform:rotate(45deg) translate(3px,-3px)}
.cards--noimg .card__img{display:none}
.cards--noimg .card__body{padding-top:22px}
@media (max-width:1100px){.cards{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.cards{grid-template-columns:1fr}}

/* S2 the hold */
.sec--load{background:linear-gradient(180deg,transparent,rgba(var(--haze),.6) 30%,rgba(var(--haze),.6) 70%,transparent)}
.load{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:clamp(32px,6vw,80px);align-items:center}
.load__h{position:relative}
.load__h-after{position:absolute;left:0;top:0;opacity:0;transform:translateY(10px);transition:opacity .7s var(--ease-out),transform .7s var(--ease-out)}
.load__h-before{display:inline-block;transition:opacity .5s var(--ease-out),transform .5s var(--ease-out)}
.sec--load.done .load__h-before{opacity:0;transform:translateY(-8px)}
.sec--load.done .load__h-after{opacity:1;transform:none;transition-delay:.35s}
.load__hint{transition:opacity .5s var(--ease-out)}
.sec--load.done .load__hint{opacity:.55}
.proofs{list-style:none;margin:28px 0 0;padding:0;display:grid;gap:14px}
.proofs li{display:flex;gap:12px;align-items:flex-start;font-size:1.05rem;color:var(--text-2)}
.sec.in .proofs > li{opacity:.45}
.sec--load.done .proofs > li{opacity:1;color:var(--text);transition:opacity .8s var(--ease-out),color .8s var(--ease-out),transform .8s var(--ease-out)}
.sec--load.done .proofs > li:nth-child(2){transition-delay:.25s}
.sec--load.done .proofs > li:nth-child(3){transition-delay:.5s}
.note{margin:26px 0 0;color:var(--text-2);font-size:.78rem}
.load__gauge{display:grid;justify-items:center;gap:22px;padding:clamp(24px,3vw,40px);background:var(--panel);border-radius:28px;border:1px solid rgba(15,42,56,.06);box-shadow:0 30px 70px -40px rgba(15,42,56,.45)}
.gauge{width:min(100%,360px);position:relative;user-select:none}
.gauge svg{width:100%;height:auto;overflow:visible}
.gauge__track{fill:none;stroke:var(--panel-2);stroke-width:12;stroke-linecap:round}
.gauge__fill{fill:none;stroke:var(--accent);stroke-width:12;stroke-linecap:round;stroke-dasharray:1;stroke-dashoffset:calc(1 - var(--hp,0))}
.gauge__ticks line{stroke:var(--line-strong);stroke-width:2}
.gauge__needle-g{transform-origin:120px 130px;transform:rotate(calc(-90deg + 180deg*var(--hp,0)))}
.gauge__needle{stroke:var(--text);stroke-width:3;stroke-linecap:round}
.gauge__needle-g circle{fill:var(--text)}
.gauge.idle .gauge__needle-g{animation:sway 5s var(--ease-inout) -1.5s infinite}
@keyframes sway{0%,100%{transform:rotate(-90deg)}50%{transform:rotate(-86deg)}}
.gauge__read{text-align:center;margin-top:-6px;font-size:1.6rem;color:var(--text)}
.gauge__read span{font-size:2.4rem;font-weight:400}
.gauge::after{content:"";position:absolute;inset:auto 0 0 0;height:60%;border-radius:50%;box-shadow:0 0 70px 20px rgba(226,166,72,.0);opacity:0;pointer-events:none;transition:opacity .6s var(--ease-out)}
.sec--load.flash .gauge::after{box-shadow:0 0 90px 30px rgba(226,166,72,.55);opacity:1;transition:opacity .15s var(--ease-out)}
.hold{position:relative;min-width:200px;min-height:60px;padding:0 34px;border-radius:999px;border:2px solid var(--accent);background:var(--accent);color:#fff;font-weight:500;font-size:1.05rem;cursor:pointer;user-select:none;-webkit-user-select:none;touch-action:manipulation;-webkit-touch-callout:none;overflow:hidden;transition:transform .35s var(--ease-out),background-color .5s var(--ease-out),border-color .5s var(--ease-out)}
.hold:active,.hold.holding{transform:scale(.97)}
.hold__done{position:absolute;inset:0;display:grid;place-items:center;opacity:0;transform:translateY(8px);transition:opacity .5s var(--ease-out),transform .5s var(--ease-out)}
.hold__label{display:inline-block;transition:opacity .4s var(--ease-out),transform .4s var(--ease-out)}
.sec--load.done .hold{background:var(--text);border-color:var(--text)}
.sec--load.done .hold__label{opacity:0;transform:translateY(-8px)}
.sec--load.done .hold__done{opacity:1;transform:none}
@media (max-width:900px){.load{grid-template-columns:1fr}}

/* S3 steps */
.steps{list-style:none;margin:0;padding:0;position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,3vw,40px);counter-reset:step}
.steps__wire{position:absolute;left:8%;right:8%;top:22px;height:40px;width:84%}
.step{position:relative;padding:44px 0 0}
.step__n{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:50%;background:var(--panel);border:1.5px solid var(--accent);color:var(--accent);position:absolute;top:0;left:0;font-size:.95rem}
.step h3{margin:14px 0 8px;font:700 1.15rem/1.2 var(--font-display);letter-spacing:-.01em}
.step p{margin:0;color:var(--text-2)}
@media (max-width:760px){.steps{grid-template-columns:1fr;gap:28px}.steps__wire{display:none}.step{padding:0 0 0 60px}}

/* S4 docs */
.sec--docs{background:var(--panel-2)}
.docs{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:clamp(32px,6vw,80px);align-items:center}
.docs__list{list-style:none;margin:28px 0 0;padding:0;display:grid;gap:14px}
.docs__list li{display:flex;gap:12px;align-items:center;font-size:1.05rem;font-weight:500}
.docs__fig{margin:0;border-radius:var(--radius);overflow:hidden;box-shadow:0 40px 80px -46px rgba(15,42,56,.6);aspect-ratio:16/10;background:var(--panel)}
.docs__fig img{width:100%;height:100%;object-fit:cover;object-position:30% 50%}
@media (max-width:900px){.docs{grid-template-columns:1fr}.docs__fig{order:-1}}

/* S5 FAQ */
.faq{display:grid;gap:10px}
.faq__item{background:var(--panel);border:1px solid rgba(15,42,56,.06);border-radius:16px;padding:0 22px;transition:border-color .45s var(--ease-out),box-shadow .45s var(--ease-out)}
.faq__item[open]{border-color:rgba(9,108,152,.35);box-shadow:0 20px 40px -30px rgba(15,42,56,.4)}
.faq__item summary{list-style:none;cursor:pointer;display:flex;align-items:baseline;justify-content:space-between;gap:16px;padding:18px 0;font-weight:500;font-size:1.05rem}
.faq__item summary::-webkit-details-marker{display:none}
.chev{width:10px;height:10px;border:solid var(--accent);border-width:0 1.5px 1.5px 0;transform:rotate(45deg) translateY(-2px);transition:transform .45s var(--ease-out);flex:none}
.faq__item[open] .chev{transform:rotate(-135deg) translateY(-2px)}
.faq__item p{margin:0;padding:0 0 20px;color:var(--text-2);max-width:60ch;animation:faq-in .6s var(--ease-out)}
@keyframes faq-in{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}

/* S6 lead */
.sec--lead{background:linear-gradient(180deg,transparent,rgba(9,108,152,.06))}
.lead{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(32px,6vw,80px);align-items:start}
.contacts{list-style:none;margin:30px 0 0;padding:0;display:grid;gap:14px}
.contacts li{display:grid;grid-template-columns:90px 1fr;align-items:baseline;gap:12px;font-size:1.05rem}
.contacts .mono{color:var(--text-2)}
.contacts a{color:var(--accent);font-weight:500}
.form{background:var(--panel);border-radius:24px;padding:clamp(22px,3vw,36px);border:1px solid rgba(15,42,56,.06);box-shadow:0 30px 70px -40px rgba(15,42,56,.45);display:grid;gap:16px;position:relative}
.field{display:grid;gap:8px}
.field label{font-size:.9rem;font-weight:500;color:var(--text-2)}
.field input,.field textarea{width:100%;padding:14px 16px;border-radius:12px;border:1.5px solid var(--line-strong);background:#fff;color:var(--text);font:inherit;transition:border-color .35s var(--ease-out),box-shadow .35s var(--ease-out)}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-muted)}
.field textarea{resize:vertical;min-height:88px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.form__error{margin:0;color:#9b2c2c;font-size:.95rem}
.form__note{margin:0;text-align:center;color:var(--text-2);font-size:.85rem}
.form__success[hidden]{display:none}
.form__success{position:absolute;inset:0;display:grid;place-content:center;justify-items:center;text-align:center;gap:10px;padding:24px;background:var(--panel);border-radius:24px}
.form__success h3{margin:8px 0 0;font:700 1.4rem/1.2 var(--font-display)}
.form__success p{margin:0;color:var(--text-2);max-width:32ch}
.form__success a{color:var(--accent);font-weight:500}
.form.sent .form__success{animation:faq-in .6s var(--ease-out)}
@media (max-width:900px){.lead{grid-template-columns:1fr}}

/* Footer */
.foot{padding:48px 0 28px;border-top:1px solid rgba(15,42,56,.08);color:var(--text-2);font-size:.95rem}
.foot__grid{display:grid;grid-template-columns:auto 1fr auto;gap:32px;align-items:start}
.foot__brand{display:flex;gap:12px;align-items:center}
.foot__brand div{display:grid;line-height:1.2}
.foot__brand strong{font:700 1.05rem/1.2 var(--font-display);color:var(--text)}
.foot__addr{font-style:normal;line-height:1.7}
.foot__addr a{color:var(--text)}
.foot__links{display:flex;gap:20px}
.foot__links a{color:var(--text);font-weight:500}
.foot__bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:32px;padding-top:18px;border-top:1px solid rgba(15,42,56,.08);font-size:.82rem}
@media (max-width:760px){.foot__grid{grid-template-columns:1fr}}

/* The signature: the string (гирлянда). A rail of discs at the right edge that lights as you scroll. */
.spine{position:fixed;right:18px;top:50%;transform:translateY(-50%);display:none;flex-direction:column;align-items:center;gap:18px;z-index:5}
.spine__track{position:absolute;top:8px;bottom:8px;left:50%;width:1px;margin-left:-.5px;background:rgba(15,42,56,.14);overflow:hidden}
.spine__fill{position:absolute;left:0;top:0;width:100%;height:100%;background:var(--accent);transform-origin:top;transform:scaleY(var(--sp,0));transition:transform .2s linear}
.spine__dot{position:relative;width:16px;height:16px;border-radius:50%;background:var(--panel);border:1.5px solid var(--line-strong);transition:transform .45s var(--ease-out),background-color .45s var(--ease-out),border-color .45s var(--ease-out),box-shadow .45s var(--ease-out)}
.spine__dot::before{content:"";position:absolute;inset:3px;border-radius:50%;background:linear-gradient(180deg,#8fc7bf,#2f8f83);opacity:.9}
.spine__dot.active{transform:scale(1.25);border-color:var(--accent);box-shadow:0 0 0 6px var(--accent-muted)}
.spine__dot.active::before{background:var(--accent)}
.spine__dot:hover{transform:scale(1.2);border-color:var(--accent)}
@media (min-width:1024px) and (min-height:600px){.spine{display:flex}}

/* Pause every loop on hidden tabs. animation-play-state does not inherit, so hit everything directly. */
body.paused *,body.paused *::before,body.paused *::after{animation-play-state:paused!important}

/* Reduced motion: final states everywhere, no drives, no video. */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important;transition-delay:0s!important}
  .sec [data-stagger],.sec .cards > *,.sec .steps > .step,.sec .faq > *,.sec .docs__list > li,.sec .proofs > li,.sec .sec__head,.sec .load__copy,.sec .load__gauge,.sec .docs__copy,.sec .docs__fig,.sec .lead__copy,.sec .form{opacity:1;transform:none}
  .wire path,.steps__wire path{stroke-dashoffset:0}
  .spine{transform:translateY(-50%)}
  .band{opacity:1}
}


/* The assembly: generated parts layered over the sky, disassembled by scroll. */
.assembly{position:absolute;inset:0;pointer-events:none;--k:1;--lk:0;z-index:2}
.part{position:absolute;left:0;top:0;display:block;transform-origin:0 0;pointer-events:auto;will-change:transform;opacity:0;transition:opacity .6s var(--ease-out)}
.assembly.ready .part{opacity:1}
.part img{display:block;width:100%;height:100%;pointer-events:none;filter:drop-shadow(0 10px 18px rgba(15,42,56,.28))}
.part::before{content:"";position:absolute;inset:-12%;border-radius:40%;background:radial-gradient(closest-side,rgba(9,108,152,.28),rgba(9,108,152,0));opacity:0;transition:opacity .45s var(--ease-out);pointer-events:none}
.part:hover::before,.part:focus-visible::before{opacity:1}
.part:focus-visible{outline:none}
.part--conductor{pointer-events:none}
.part__lbl{position:absolute;right:calc(100% + 6px);top:50%;display:flex;align-items:center;flex-direction:row-reverse;transform:translateY(-50%) scale(calc(1 / var(--k,1)));transform-origin:100% 50%;white-space:nowrap;font:500 .86rem/1 var(--font-body);color:var(--text);text-shadow:var(--tshadow);opacity:var(--lk,0);pointer-events:none}
.part__lbl i{display:block;width:clamp(48px,7vw,120px);height:1px;background:var(--text);transform-origin:right;transform:scaleX(var(--lk,0));position:relative}
.part__lbl i::before{content:"";position:absolute;right:-4px;top:-4px;width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px var(--accent-muted)}
.part__lbl span{padding:6px 10px;border-radius:8px;background:rgba(var(--haze),.74);border:1px solid rgba(15,42,56,.12);backdrop-filter:blur(8px);transform:translateX(calc((1 - var(--lk,0))*8px));transition:border-color .35s var(--ease-out),color .35s var(--ease-out)}
.part:hover .part__lbl span{border-color:var(--accent);color:var(--accent)}
.part--damper .part__lbl{right:auto;left:calc(100% + 6px);flex-direction:row;transform-origin:0 50%;transform:translateY(-50%)}
.part--damper .part__lbl i{transform-origin:left}
.part--damper .part__lbl i::before{right:auto;left:-4px}
.part--damper .part__lbl span{transform:translateX(calc((1 - var(--lk,0))*-8px))}
@media (max-width:1100px){.part__lbl{display:none}}

/* Clean render mode for keyframes and the static hero image: scene only. */
html.clean .nav,html.clean .bands,html.clean .scrim,html.clean .cue,html.clean .spine,html.clean .part__lbl,html.clean .env{display:none!important}
html.clean .part img{filter:none}