/* OneDesk /business/ — легкий лендінг без фреймворків */
@font-face{font-family:"Montserrat";font-style:normal;font-weight:400 800;font-display:swap;
  src:url(../fonts/montserrat-cyrillic.woff2) format("woff2");
  unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:"Montserrat";font-style:normal;font-weight:400 800;font-display:swap;
  src:url(../fonts/montserrat-latin.woff2) format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

:root{
  --d-bg:#0B1E1E; --d-bg2:#0F2928; --d-ink:#E7F2F0; --d-muted:#9AB8B3; --d-line:#1F4643;
  --l-bg:#F3F6F5; --l-bg2:#E9EFEE; --l-surf:#FFFFFF; --l-ink:#122624; --l-muted:#4F6562; --l-line:#D3DEDB;
  --brand:#144745; --teal:#5FC9BE; --teal-d:#2C8A82; --teal-t:#1A615B; --green:#7CF0C5; --amber:#FFC45C; --red:#FF6F5E;
  --font:"Montserrat",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:ui-monospace,"Cascadia Mono",Consolas,"Liberation Mono",monospace;
  --hdr:72px; --r:14px;
}
*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--hdr) + 12px)}
body{margin:0;font-family:var(--font);font-size:16px;line-height:1.6;color:var(--l-ink);background:var(--l-bg);overflow-x:clip}
img,svg{max-width:100%;display:block}
h1,h2,h3{margin:0;line-height:1.15;text-wrap:balance;font-weight:800;letter-spacing:-.015em;overflow-wrap:break-word}
p,ul,ol,dl,dd{margin:0}
a{color:inherit}
:focus-visible{outline:2px solid var(--teal);outline-offset:3px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
.skip{position:absolute;left:-9999px;top:8px;z-index:100;background:#fff;color:#000;padding:8px 12px;border-radius:8px}
.skip:focus{left:12px}
.eyebrow{font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--teal-t)}
.dark .eyebrow{color:var(--teal)}
.lead{font-size:clamp(16px,1.5vw,18px);max-width:56ch}

/* кнопки */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:12px 22px;border-radius:999px;
  background:var(--teal);color:#062221;font-weight:700;font-size:15px;text-decoration:none;border:1px solid var(--teal);cursor:pointer;
  transition:background .2s,transform .2s,box-shadow .2s;font-family:inherit}
.btn:hover{background:#7ad8ce;box-shadow:0 8px 24px -10px rgba(95,201,190,.7)}
.btn:active{transform:translateY(1px)}
.btn-ghost{background:transparent;color:inherit;border-color:currentColor}
.dark .btn-ghost{border-color:var(--d-line);color:var(--d-ink)}
.btn-ghost:hover{background:rgba(95,201,190,.12);box-shadow:none}
.btn-sm{min-height:40px;padding:8px 16px;font-size:14px}
.btn-wide{width:100%}
.btns{display:flex;flex-wrap:wrap;gap:12px}

/* шапка */
.hdr{position:fixed;inset:0 0 auto;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:saturate(1.4) blur(10px);
  border-bottom:1px solid transparent;transition:border-color .2s,box-shadow .2s;padding-top:env(safe-area-inset-top,0px)}
.hdr.scrolled{border-color:var(--l-line);box-shadow:0 6px 24px -18px rgba(10,40,38,.5)}
.hdr-in{height:var(--hdr);display:flex;align-items:center;gap:28px}
.logo img{height:40px;width:auto}
.nav{display:flex;gap:24px;margin-left:auto;font-size:14px;font-weight:600}
.nav a{text-decoration:none;color:var(--l-muted);transition:color .2s}
.nav a:hover{color:var(--l-ink)}
.hdr-phone{font-weight:700;font-size:15px;text-decoration:none;white-space:nowrap}
.hdr .btn{background:var(--brand);border-color:var(--brand);color:#fff}
.hdr .btn:hover{background:#1d5b58}
.burger{display:none;width:44px;height:44px;border:0;background:transparent;cursor:pointer;flex-direction:column;justify-content:center;gap:6px;padding:10px}
.burger span{display:block;height:2px;background:var(--l-ink);border-radius:2px;transition:transform .25s}
.burger[aria-expanded="true"] span:first-child{transform:translateY(4px) rotate(45deg)}
.burger[aria-expanded="true"] span:last-child{transform:translateY(-4px) rotate(-45deg)}

/* секції */
main{padding-top:calc(var(--hdr) + env(safe-area-inset-top,0px))}
.sec{padding-block:clamp(64px,9vw,120px)}
.sec h2{font-size:clamp(28px,3.6vw,44px);margin-top:12px;max-width:22ch}
.dark{background:var(--d-bg);color:var(--d-ink)}
.light{background:var(--l-bg);color:var(--l-ink)}
.light.alt{background:var(--l-bg2)}

/* КОСМОС: фіксований фон за всією сторінкою */
.cosmos{position:fixed;inset:0;width:100%;height:100vh;z-index:-1;display:block;opacity:0;transition:opacity 1.2s cubic-bezier(.22,1,.36,1);
}
.cosmos.on{opacity:1}
body{background:#020809}
body::before{content:"";position:fixed;inset:0;z-index:-2;background:#020809 url(../img/cosmos-desk.webp) center bottom/cover no-repeat}
@media (max-width:899px){body::before{background-image:url(../img/cosmos-mob.webp)}}
.dark{background:rgba(4,15,16,.74)}
.hero.dark,.tagline.dark,.story-3d{background:transparent}

/* HERO */
.hero{position:relative;min-height:calc(100svh - var(--hdr));display:flex;align-items:center;padding-block:48px 80px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:32px;align-items:center}
.hero-copy{display:flex;flex-direction:column;gap:24px;max-width:680px}
.hero h1{font-size:clamp(36px,4.6vw,60px);line-height:1.05;font-weight:700;letter-spacing:-.02em;text-wrap:balance}
.shine{background:linear-gradient(100deg,#fff 0%,#fff 30%,#a6fff3 42%,#5FC9BE 50%,#b7a4ff 58%,#fff 70%,#fff 100%);background-size:260% 100%;background-position:100% 0;
  -webkit-background-clip:text;background-clip:text;color:transparent;animation:shine 7s cubic-bezier(.22,1,.36,1) infinite}
@keyframes shine{0%{background-position:100% 0}60%,100%{background-position:0 0}}
.hero .lead{color:#b8cfcb;text-wrap:pretty}
.perks{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:8px 20px;font-size:14px;color:var(--d-muted)}
.perks li::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--green);margin-right:8px;vertical-align:middle;box-shadow:0 0 10px var(--green)}
.hero-stage{position:relative;min-width:0;height:min(560px,62vh)}
.hero-stage .links{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.hero-stage .links line{stroke:rgba(95,201,190,.45);stroke-width:1;stroke-dasharray:3 5}
.hc{position:absolute;left:var(--x);top:var(--y);will-change:transform}
.c1{--x:8%;--y:6%}.c2{--x:56%;--y:0%}.c3{--x:62%;--y:34%}.c4{--x:4%;--y:44%}.c5{--x:40%;--y:66%}.c6{--x:58%;--y:84%}
.hc-in{display:flex;align-items:center;gap:12px;padding:12px 16px 12px 12px;border-radius:16px;
  background:linear-gradient(140deg,rgba(255,255,255,.10),rgba(255,255,255,.03));border:1px solid rgba(160,240,230,.22);
  backdrop-filter:blur(14px) saturate(150%);-webkit-backdrop-filter:blur(14px) saturate(150%);
  box-shadow:0 20px 40px -20px rgba(0,0,0,.7),inset 0 1px 0 rgba(255,255,255,.12);animation:bob 6s ease-in-out infinite}
.c2 .hc-in{animation-delay:-1.2s}.c3 .hc-in{animation-delay:-2.4s}.c4 .hc-in{animation-delay:-3.1s}.c5 .hc-in{animation-delay:-4s}.c6 .hc-in{animation-delay:-5s}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.hc::after{content:"";position:absolute;inset:-6px;border-radius:20px;border:2px solid rgba(95,201,190,.7);opacity:0;pointer-events:none}
.hc.boom::after{animation:boom .9s cubic-bezier(.22,1,.36,1)}
@keyframes boom{0%{opacity:.9;transform:scale(.85)}100%{opacity:0;transform:scale(1.35)}}
.hc-ico{flex:none;width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(140deg,#2c8a82,#144745);box-shadow:inset 0 1px 0 rgba(255,255,255,.25),0 0 24px -6px rgba(95,201,190,.8)}
.hc-ico svg{width:22px;height:22px;fill:none;stroke:#e9fffb;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.hc-txt{display:flex;flex-direction:column;gap:2px;white-space:nowrap}
.hc-txt b{font-size:14px;font-weight:700;color:#fff}
.hc-txt small{font-size:12px;color:#b8cfcb;display:flex;align-items:center;gap:6px}
.hc-txt i,.sc-chip i{width:7px;height:7px;border-radius:50%;display:inline-block}
.d-g{background:var(--green);box-shadow:0 0 8px var(--green)}.d-a{background:var(--amber);box-shadow:0 0 8px var(--amber)}.d-b{background:#58a6ff;box-shadow:0 0 8px #58a6ff}
.js .hc{opacity:0}
.scroll-hint{position:absolute;left:50%;bottom:16px;transform:translateX(-50%);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--d-muted);display:flex;flex-direction:column;align-items:center;gap:6px}
.scroll-hint::after{content:"";width:1px;height:28px;background:linear-gradient(var(--teal),transparent);animation:hint 1.8s ease-in-out infinite}
@keyframes hint{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}}

/* сцени: спільне */
@keyframes led{0%,100%{opacity:1}40%{opacity:.25}55%{opacity:1}78%{opacity:.4}}

/* СЛОГАН */
.tagline{padding-block:clamp(64px,10vw,128px)}
.tag-text{font-size:clamp(28px,4.2vw,48px);line-height:1.15;font-weight:700;letter-spacing:-.015em;max-width:24ch;text-wrap:balance}
.tag-text em{font-style:normal}
.tag-text .w{color:rgba(231,242,240,.4);transition:color .6s cubic-bezier(.22,1,.36,1),text-shadow .6s cubic-bezier(.22,1,.36,1)}
.tag-text .w.on{color:#fff}
.tag-text em .w.on{color:var(--teal);text-shadow:0 0 28px rgba(95,201,190,.45)}

/* 3D-СЦЕНА */
@media (min-width:900px){.story-3d .story-grid{grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr)}}
.stage-3d{aspect-ratio:1.25/1;max-width:100%}
.scene-3d{position:absolute;inset:0;width:100%;height:100%;display:block;opacity:0;transition:opacity 1s cubic-bezier(.22,1,.36,1);
  -webkit-mask-image:radial-gradient(closest-side,#000 60%,transparent 100%);mask-image:radial-gradient(closest-side,#000 60%,transparent 100%)}
.stage-3d .scene-3d,.stage-3d .sc-overlay{inset:auto;left:-6%;top:-14%;width:124%;height:128%}
@media (max-width:899px){.stage-3d .scene-3d,.stage-3d .sc-overlay{left:-8%;top:-10%;width:116%;height:120%}}
.story-3d .story-copy{position:relative;z-index:2}
.scene-3d.on{opacity:1}
/* картинка-заглушка: видна, поки 3D вантажиться або якщо WebGL недоступний */
.poster-3d{position:absolute;left:-6%;top:-14%;width:124%;height:128%;max-width:none;object-fit:cover;pointer-events:none;
  transition:opacity 1s cubic-bezier(.22,1,.36,1);
  -webkit-mask-image:radial-gradient(closest-side,#000 60%,transparent 100%);mask-image:radial-gradient(closest-side,#000 60%,transparent 100%)}
.scene-3d.on ~ .poster-3d{opacity:0}
.stage-3d .stage-load{display:none}
@media (max-width:899px){.poster-3d{left:-8%;top:-10%;width:116%;height:120%}}
.stage-load{position:absolute;inset:18% 12%;border-radius:50%;background:radial-gradient(closest-side,rgba(95,201,190,.18),transparent);animation:breathe 2.4s ease-in-out infinite;transition:opacity .6s}
.stage-load.off{opacity:0}
@keyframes breathe{50%{transform:scale(1.08);opacity:.6}}
.sc-overlay{position:absolute;inset:0;pointer-events:none;overflow:visible}
.sc-pin{position:absolute;left:0;top:0;will-change:transform}
.sc-chip{position:absolute;left:0;bottom:10px;transform:translateX(-50%) scale(.4);opacity:0;display:flex;align-items:center;gap:8px;white-space:nowrap;
  padding:8px 12px;border-radius:12px;font-size:13px;color:#fff;background:rgba(10,30,30,.62);border:1px solid rgba(160,240,230,.28);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 14px 30px -14px rgba(0,0,0,.8);
  transition:transform .55s cubic-bezier(.34,1.56,.64,1),opacity .3s cubic-bezier(.22,1,.36,1)}
.sc-chip::after{content:"";position:absolute;left:50%;bottom:-10px;width:1px;height:10px;background:linear-gradient(rgba(160,240,230,.6),transparent)}
.sc-chip b{font-weight:700}
.sc-chip span{color:#b8cfcb}
.sc-pin.show .sc-chip{transform:translateX(-50%) scale(1);opacity:1}
.c-g i{background:var(--green);box-shadow:0 0 8px var(--green)}.c-a i{background:var(--amber);box-shadow:0 0 8px var(--amber)}
.c-r i{background:var(--red);box-shadow:0 0 8px var(--red)}.c-b i{background:#58a6ff;box-shadow:0 0 8px #58a6ff}.c-t i{background:var(--teal);box-shadow:0 0 8px var(--teal)}
.c-r{border-color:rgba(255,111,94,.5)}.c-t{border-color:rgba(95,201,190,.7);background:rgba(20,71,69,.7)}

/* ПРОБЛЕМИ */
.problems{padding-bottom:0}
.cards4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:40px}
.pcard{background:rgba(15,41,40,.72);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);border:1px solid var(--d-line);border-radius:var(--r);padding:22px;display:flex;flex-direction:column;gap:10px}
.pcard h3{font-size:18px;display:flex;gap:10px;align-items:flex-start}
.pcard h3::before{content:"";flex:none;width:9px;height:9px;margin-top:7px;border-radius:50%;background:var(--red);box-shadow:0 0 12px var(--red)}
.pcard p{color:var(--d-muted);font-size:15px}
.gcard h3::before{background:var(--teal);box-shadow:0 0 12px var(--teal)}

/* історії зі скролом */
.story{position:relative}
.story-pin{min-height:calc(100svh - var(--hdr));display:flex;align-items:center;padding-block:40px}
.story-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:40px;align-items:center}
.story-copy{display:flex;flex-direction:column;gap:20px;align-items:flex-start}
.h-story{font-size:clamp(26px,3.2vw,40px);max-width:20ch}
.steps-cap{list-style:none;padding:0;display:flex;flex-direction:column;gap:6px}
.steps-cap li{position:relative;padding:10px 14px 10px 44px;border-radius:10px;color:var(--d-muted);font-size:15px;transition:background .3s,color .3s}
.steps-cap li::before{content:attr(data-n);position:absolute;left:12px;top:10px;width:22px;height:22px;border-radius:50%;border:1px solid var(--d-line);display:grid;place-items:center;font-size:12px;font-weight:700}
.steps-cap li b{color:var(--d-ink)}
.steps-cap li.on{background:rgba(95,201,190,.1);color:var(--d-ink)}
.steps-cap li.on::before{background:var(--teal);border-color:var(--teal);color:#062221}
.story-stage{position:relative;min-width:0}
.shake{animation:shake .12s linear infinite}
@keyframes shake{0%,100%{transform:translateX(0)}50%{transform:translateX(.8px)}}
.shake.hard{animation-duration:.06s}

/* ПОСЛУГИ */
.cards3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:40px}
.scard{background:var(--l-surf);border:1px solid var(--l-line);border-radius:var(--r);padding:28px;display:flex;flex-direction:column;gap:14px;transition:transform .3s,box-shadow .3s}
.scard:hover{transform:translateY(-4px);box-shadow:0 18px 40px -26px rgba(10,50,48,.45)}
.scard h3{font-size:20px}
.scard ul{padding-left:18px;color:var(--l-muted);display:flex;flex-direction:column;gap:4px}
.ico{width:48px;height:48px;fill:none;stroke:var(--brand);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.ico-led{fill:var(--teal-d);stroke:none;animation:led 2.4s steps(1,end) infinite}
.extra{margin-top:24px;color:var(--l-muted)}
.extra span{font-weight:700;color:var(--l-ink)}

/* КРОКИ */
.steps{list-style:none;padding:0;margin-top:48px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;position:relative}
.steps-line{position:absolute;left:24px;right:24px;top:23px;height:2px;background:var(--teal-d);transform-origin:left center;grid-column:1/-1}
.steps::before{content:"";position:absolute;left:24px;right:24px;top:23px;height:2px;background:var(--l-line)}
.step{position:relative;display:flex;flex-direction:column;gap:10px}
.step-n{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:var(--l-surf);border:2px solid var(--teal-d);font-weight:800;color:var(--brand);position:relative;z-index:1}
.step h3{font-size:18px}
.step p{color:var(--l-muted);font-size:15px}

/* ЧОМУ */
.why{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:48px}
.why-list{list-style:none;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 32px}
.why-list li{display:flex;flex-direction:column;gap:6px;padding-top:16px;border-top:2px solid var(--brand)}
.why-list h3{font-size:18px}
.why-list p{color:var(--l-muted);font-size:15px}

/* КЕЙСИ */
.cases{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:40px}
.case{background:var(--l-surf);border:1px solid var(--l-line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column}
.ph{aspect-ratio:4/3;background:repeating-linear-gradient(135deg,var(--l-bg2) 0 10px,var(--l-bg) 10px 20px);display:grid;place-items:center;color:var(--l-muted);font-size:13px;font-weight:600}
.case-seg{padding:18px 22px 0;font-weight:700}
.case dl{padding:10px 22px 22px;display:grid;grid-template-columns:auto minmax(0,1fr);gap:4px 12px;font-size:14px}
.case dt{color:var(--l-muted)}

/* ФОРМАТИ */
.fcard{background:var(--l-surf);border:1px solid var(--l-line);border-radius:var(--r);padding:28px;display:flex;flex-direction:column;gap:12px}
.fcard h3{font-size:20px}
.fcard p{color:var(--l-muted);flex:1}
.lnk{font-weight:700;color:var(--brand);text-decoration:none;display:inline-flex;gap:6px;align-items:center}
.lnk::after{content:"→";transition:transform .2s}
.lnk:hover::after{transform:translateX(4px)}
.note{margin-top:24px;color:var(--l-muted);font-size:14px;max-width:90ch}
.sub{margin-top:14px;color:var(--l-muted);max-width:60ch}
.plans{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:40px;align-items:stretch}
.plan{background:var(--l-surf);border:1px solid var(--l-line);border-radius:var(--r);padding:24px;display:flex;flex-direction:column;gap:12px}
.plan-name{font-size:13px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--teal-t)}
.plan-price{font-size:30px;font-weight:800;line-height:1.1;font-variant-numeric:tabular-nums;color:var(--l-ink)}
.plan-price span{font-size:14px;font-weight:600;color:var(--l-muted)}
.plan-price-text{font-size:20px}
.plan h3{font-size:16px;line-height:1.35}
.plan-for{font-size:14px;color:var(--l-muted)}
.plan ul{padding:0;list-style:none;display:flex;flex-direction:column;gap:7px;font-size:14px;flex:1;border-top:1px solid var(--l-line);padding-top:14px}
.plan li{position:relative;padding-left:22px}
.plan li::before{content:"";position:absolute;left:2px;top:6px;width:10px;height:6px;border-left:2px solid var(--teal-d);border-bottom:2px solid var(--teal-d);transform:rotate(-45deg)}
.plan .btn{margin-top:6px;min-height:46px;font-size:14px;text-align:center}
.light .plan .btn-ghost{color:var(--brand);border-color:var(--brand)}
.plan-hot{background:var(--d-bg);color:var(--d-ink);border-color:var(--d-bg);box-shadow:0 24px 50px -30px rgba(10,50,48,.7)}
.plan-hot .plan-name{color:var(--teal)}
.plan-hot .plan-price{color:var(--d-ink)}
.plan-hot .plan-price span,.plan-hot .plan-for{color:var(--d-muted)}
.plan-hot ul{border-color:var(--d-line)}
.plan-hot li::before{border-color:var(--teal)}
.addons{margin-top:24px;background:var(--l-surf);border:1px solid var(--l-line);border-radius:var(--r);padding:20px 24px}
.addons-h{font-weight:800;margin-bottom:10px}
.addons ul{list-style:none;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px 24px}
.addons li{display:flex;flex-direction:column;gap:2px;font-size:14px;color:var(--l-muted)}
.addons b{color:var(--l-ink);font-size:16px;font-variant-numeric:tabular-nums}

/* FAQ */
.faq{display:grid;grid-template-columns:minmax(0,.7fr) minmax(0,1.3fr);gap:48px}
.faq-list{display:flex;flex-direction:column}
details{border-bottom:1px solid var(--l-line)}
details:first-child{border-top:1px solid var(--l-line)}
summary{cursor:pointer;list-style:none;padding:18px 40px 18px 0;font-weight:700;font-size:17px;position:relative}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:6px;top:14px;font-size:24px;font-weight:400;color:var(--teal-d);transition:transform .25s}
details[open] summary::after{transform:rotate(45deg)}
details p{padding:0 0 18px;color:var(--l-muted);max-width:62ch}

/* ФОРМА */
.final{background:radial-gradient(900px 500px at 20% 30%,#123534 0,var(--d-bg) 60%)}
.final-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:start}
.final-copy{display:flex;flex-direction:column;gap:18px}
.final .lead,.final-alt{color:var(--d-muted)}
.final-alt a{color:var(--d-ink);font-weight:700}
.form,.thanks{background:var(--d-bg2);border:1px solid var(--d-line);border-radius:18px;padding:28px;display:flex;flex-direction:column;gap:16px}
.f-row{display:flex;flex-direction:column;gap:6px}
.f-row label{font-size:14px;font-weight:600}
.f-row input[type=text],.f-row input[type=tel],.f-row select{font:inherit;font-size:16px;color:var(--d-ink);background:#0A1D1C;border:1px solid var(--d-line);border-radius:10px;padding:12px 14px;min-height:48px;width:100%}
.f-row select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--d-muted) 50%),linear-gradient(135deg,var(--d-muted) 50%,transparent 50%);background-position:calc(100% - 20px) 50%,calc(100% - 15px) 50%;background-size:5px 5px;background-repeat:no-repeat}
.f-row input:focus,.f-row select:focus{border-color:var(--teal);outline:none;box-shadow:0 0 0 3px rgba(95,201,190,.25)}
.f-row [aria-invalid="true"]{border-color:var(--red)}
.f-err{color:var(--red);font-size:13px;min-height:0}
.f-err:empty{display:none}
.f-check{display:grid;grid-template-columns:22px minmax(0,1fr);gap:4px 10px;align-items:start}
.f-check input{width:20px;height:20px;margin:2px 0 0;accent-color:var(--teal)}
.f-check label{font-weight:400;color:var(--d-muted)}
.f-check label a{color:var(--d-ink)}
.f-check .f-err{grid-column:2}
.f-status{font-size:14px;color:var(--d-muted)}
.f-note{font-size:12px;line-height:1.5;color:var(--d-muted);text-align:center;margin-top:-4px}
.f-note a{color:var(--d-ink)}
.f-status.err{color:var(--red)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.btn[disabled]{opacity:.6;cursor:progress}
.thanks h3{font-size:24px}
.thanks p{color:var(--d-muted)}

/* ПІДВАЛ */
.ftr{padding-block:48px 24px;border-top:1px solid var(--l-line)}
.ftr-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
.ftr-brand{display:flex;flex-direction:column;gap:12px;color:var(--l-muted);max-width:36ch}
.ftr-brand img{height:44px;width:auto;align-self:flex-start}
.ftr-h{font-weight:700;margin-bottom:8px}
.ftr a{text-decoration:none;color:var(--l-ink)}
.ftr a:hover{color:var(--teal-d)}
.ftr p{color:var(--l-muted)}
.ftr-copy{margin-top:32px;font-size:13px}

.mbar{display:none}

/* ПОП-АП */
.pop{width:min(460px,calc(100vw - 32px));max-height:calc(100svh - 32px);padding:0;border:1px solid var(--d-line);border-radius:20px;
  background:var(--d-bg);color:var(--d-ink);box-shadow:0 40px 80px -30px rgba(0,0,0,.6);overflow:auto}
.pop::backdrop{background:rgba(4,14,14,.62);backdrop-filter:blur(3px)}
.pop[open]{animation:popIn .35s cubic-bezier(.2,.8,.2,1)}
.pop[open]::backdrop{animation:fadeIn .3s ease}
@keyframes popIn{from{opacity:0;transform:translateY(16px) scale(.98)}to{opacity:1;transform:none}}
@keyframes fadeIn{from{opacity:0}}
.pop-body{padding:28px;display:flex;flex-direction:column;gap:12px}
.pop h3{font-size:22px;padding-right:28px}
.pop-txt{color:var(--d-muted);font-size:15px}
.pop-x{position:absolute;top:10px;right:10px;width:40px;height:40px;border:0;border-radius:50%;background:transparent;color:var(--d-muted);font-size:26px;line-height:1;cursor:pointer}
.pop-x:hover{background:rgba(255,255,255,.06);color:var(--d-ink)}
.form-pop{background:transparent;border:0;padding:0;gap:12px;margin-top:4px}
.pop .thanks{background:transparent;border:0;padding:8px 0 0}

/* поява блоків */
.js .rv{opacity:0;transform:translateY(22px)}

/* ВИСОТИ ДЛЯ СКРОЛ-СЦЕН (тільки з JS і без reduce-motion) */
@media (prefers-reduced-motion:no-preference){
  .js .story{height:330vh}
  .js .story-pin{position:sticky;top:var(--hdr);height:calc(100svh - var(--hdr));min-height:0}
}

/* ПЛАНШЕТ */
@media (max-width:1080px){
  .nav{display:none}
  .hdr-phone{margin-left:auto}
  .cards4,.plans{grid-template-columns:repeat(2,minmax(0,1fr))}
  .addons ul{grid-template-columns:repeat(2,minmax(0,1fr))}
}

/* МОБІЛЬНИЙ */
@media (max-width:899px){
  :root{--hdr:60px}
  .hdr-in{gap:12px}
  .logo img{height:34px}
  .hdr-phone{font-size:14px}
  .hdr .btn{display:none}
  .burger{display:flex}
  .nav{position:absolute;left:0;right:0;top:100%;background:#fff;flex-direction:column;gap:0;padding:8px 20px 16px;border-bottom:1px solid var(--l-line);margin:0;font-size:16px;box-shadow:0 16px 30px -20px rgba(0,0,0,.35)}
  .nav a{padding:12px 0;border-bottom:1px solid var(--l-bg2)}
  .nav.open{display:flex}
  .hero-grid,.story-grid,.why,.faq,.final-grid{grid-template-columns:minmax(0,1fr)}
  .hero-grid{gap:8px}
  .hero-stage{max-width:460px;width:100%;margin:0 auto}
  .scroll-hint{display:none}
  .cards3,.cases{grid-template-columns:minmax(0,1fr)}
  .story-pin{padding-block:16px}
  .story-grid{gap:10px;align-content:center}
  .story-copy{gap:10px}
  .h-story{font-size:22px}
  .story-copy .eyebrow{font-size:11px}
  .js .steps-cap{min-height:5.4em}
  .js .steps-cap li{display:none;padding:8px 12px 8px 40px;font-size:14px}
  .js .steps-cap li.on{display:block}
  .steps-cap li::before{top:8px;left:10px}
  .story-copy .btn{display:none}
  .hero{padding-block:32px 48px;min-height:0}
  .hero-stage{height:330px;max-width:440px;width:100%;margin:8px auto 0}
  .c1{--x:0%;--y:2%}.c2{--x:54%;--y:0%}.c3{--x:46%;--y:27%}.c4{--x:0%;--y:38%}.c5{--x:8%;--y:66%}.c6{--x:30%;--y:84%}
  .hc-in{padding:8px 12px 8px 8px;gap:8px;border-radius:12px}
  .hc-ico{width:32px;height:32px;border-radius:8px}
  .hc-ico svg{width:18px;height:18px}
  .hc-txt b{font-size:13px}
  .hc-txt small{font-size:11px}
  .stage-3d{aspect-ratio:1/1;max-width:440px}
  .sc-chip{font-size:11px;padding:6px 10px;gap:6px;border-radius:10px}
  .story-stage{max-width:440px;width:100%;margin:0 auto}
  .steps{grid-template-columns:minmax(0,1fr);gap:28px;padding-left:0}
  .steps::before,.steps-line{left:23px;right:auto;top:24px;bottom:24px;width:2px;height:auto}
  .steps-line{transform-origin:center top}
  .step{display:grid;grid-template-columns:48px minmax(0,1fr);gap:4px 16px}
  .step h3{align-self:center}
  .step p{grid-column:2}
  .why-list{grid-template-columns:minmax(0,1fr)}
  .ftr-grid{grid-template-columns:minmax(0,1fr)}
  .form,.thanks{padding:20px}
  .mbar{display:flex;gap:10px;position:fixed;left:0;right:0;bottom:0;z-index:40;padding:10px max(16px,env(safe-area-inset-left,0px)) calc(10px + env(safe-area-inset-bottom,0px));
    background:rgba(11,30,30,.94);backdrop-filter:blur(8px);border-top:1px solid var(--d-line);transition:transform .3s}
  .mbar .btn{flex:1;min-height:46px}
  .mbar .btn-ghost{color:var(--d-ink);border-color:var(--d-line)}
  .mbar.hide{transform:translateY(110%)}
  body{padding-bottom:calc(68px + env(safe-area-inset-bottom,0px))}
}
@media (max-width:899px) and (prefers-reduced-motion:no-preference){
  .js .story{height:300vh}
  .js .story-pin{height:calc(100svh - var(--hdr) - 68px - env(safe-area-inset-bottom,0px))}
}
@media (max-width:560px){
  .cards4,.plans,.addons ul{grid-template-columns:minmax(0,1fr)}
  .hdr-phone{display:none}
  .burger{margin-left:auto}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .js .rv{opacity:1;transform:none}
}