/* ============ JustTap — design system ============ */
:root{
  --bg:#070d1f;
  --bg-2:#0a1530;
  --surface:rgba(255,255,255,.04);
  --surface-2:rgba(255,255,255,.06);
  --border:rgba(120,160,255,.14);
  --border-strong:rgba(120,160,255,.30);
  --text:#eaf0ff;
  --muted:#9fb0d8;
  --muted-2:#7184ad;
  --blue:#2f7bff;
  --blue-bright:#4f9dff;
  --blue-deep:#1240c4;
  --cyan:#39d4ff;
  --grad:linear-gradient(120deg,#4f9dff 0%,#39d4ff 50%,#7d6bff 100%);
  --grad-btn:linear-gradient(120deg,#2f7bff,#1240c4);
  --shadow:0 24px 60px -20px rgba(8,30,90,.7);
  --r:18px;
  --maxw:1180px;
}

*{box-sizing:border-box;margin:0;padding:0}

/* ---- Custom scrollbar (blue theme) ---- */
html{scrollbar-width:thin;scrollbar-color:#2f7bff rgba(10,21,48,.6)}
::-webkit-scrollbar{width:11px;height:11px}
::-webkit-scrollbar-track{background:rgba(8,16,38,.6)}
::-webkit-scrollbar-thumb{
  background:linear-gradient(180deg,#4f9dff,#1240c4);
  border-radius:20px;border:2px solid rgba(8,16,38,.9);background-clip:padding-box;
}
::-webkit-scrollbar-thumb:hover{background:linear-gradient(180deg,#6db0ff,#2f7bff);background-clip:padding-box}
::-webkit-scrollbar-corner{background:transparent}

html{
  scroll-behavior:smooth;
  -webkit-text-size-adjust:100%;   /* iOS не раздувает текст */
  text-size-adjust:100%;
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  font-family:'Manrope',system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  position:relative;
  -webkit-tap-highlight-color:transparent;      /* без серой вспышки по тапу */
  -webkit-user-select:none;                      /* тап не выделяет текст */
  user-select:none;
}
/* выделять/копировать можно только там, где это нужно */
input,textarea,.contact-direct,.contact-direct a{
  -webkit-user-select:text;user-select:text;
}
a,button,.btn{touch-action:manipulation}        /* убирает задержку и double-tap zoom */
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:'Sora',sans-serif;line-height:1.1;letter-spacing:-.02em}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ============ Animated background ============ */
#net{position:fixed;inset:0;width:100%;height:100%;z-index:0;opacity:.55}
.bg-blobs{position:fixed;inset:0;z-index:-1;overflow:hidden}
.blob{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5;animation:float 18s ease-in-out infinite}
.b1{width:520px;height:520px;background:radial-gradient(circle,#1d5fff,transparent 70%);top:-120px;left:-100px}
.b2{width:600px;height:600px;background:radial-gradient(circle,#7d6bff,transparent 70%);bottom:-200px;right:-160px;animation-delay:-6s}
.b3{width:440px;height:440px;background:radial-gradient(circle,#39d4ff,transparent 70%);top:40%;left:55%;animation-delay:-12s}
@keyframes float{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(40px,-30px) scale(1.12)}}
.grid-overlay{
  position:fixed;inset:0;z-index:-1;pointer-events:none;
  background-image:linear-gradient(rgba(120,160,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(120,160,255,.05) 1px,transparent 1px);
  background-size:54px 54px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 30%,transparent 75%);
}
body::before{content:"";position:fixed;inset:0;z-index:-1;
  background:radial-gradient(ellipse 90% 70% at 50% -10%,rgba(40,90,220,.35),transparent 60%),var(--bg)}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;gap:.5em;
  padding:.85em 1.5em;border-radius:999px;font-weight:700;font-size:.97rem;
  cursor:pointer;border:1px solid transparent;transition:.3s cubic-bezier(.2,.7,.3,1);
  white-space:nowrap;position:relative;
}
.btn .arrow{transition:transform .3s}
.btn:hover .arrow{transform:translateX(4px)}
.btn-primary{background:var(--grad-btn);color:#fff;box-shadow:0 12px 30px -8px rgba(47,123,255,.6)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px -10px rgba(47,123,255,.8)}
.btn-ghost{background:var(--surface);border-color:var(--border-strong);color:var(--text);backdrop-filter:blur(8px)}
.btn-ghost:hover{background:var(--surface-2);border-color:var(--blue-bright);transform:translateY(-2px)}
.full{width:100%;justify-content:center}

/* ============ Header ============ */
.site-header{position:fixed;top:0;left:0;right:0;z-index:50;transition:.35s;padding:14px 0}
.site-header.scrolled{background:rgba(7,13,31,.78);backdrop-filter:blur(16px);border-bottom:1px solid var(--border);padding:8px 0}
.nav{display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;font-weight:800}
.logo-mark{display:grid;place-items:center;filter:drop-shadow(0 6px 14px rgba(47,123,255,.5))}
.logo-text{font-family:'Sora',sans-serif;font-size:1.3rem;letter-spacing:-.01em}
.logo-text span{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{color:var(--muted);font-weight:600;font-size:.95rem;transition:.25s;position:relative}
.nav-links a:not(.btn):after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--grad);transition:.3s}
.nav-links a:not(.btn):hover{color:#fff}
.nav-links a:not(.btn):hover:after{width:100%}
.nav-cta{padding:.55em 1.2em}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.burger span{width:26px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{display:none;flex-direction:column;gap:8px;padding:16px 24px 22px;
  background:rgba(8,16,38,.96);backdrop-filter:blur(16px);border-bottom:1px solid var(--border);
  position:absolute;left:0;right:0;top:100%;transform:translateY(-12px);opacity:0;pointer-events:none;transition:.3s}
.mobile-menu.open{opacity:1;transform:translateY(0);pointer-events:auto}
.mobile-menu a{color:var(--muted);font-weight:600;padding:8px 0}
.mobile-menu a.btn{color:#fff;margin-top:6px}

/* ============ Hero ============ */
.hero{position:relative;z-index:1;min-height:100vh;display:flex;align-items:center;padding:120px 0 80px}
.hero-inner{text-align:center;max-width:920px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;padding:7px 16px;border-radius:999px;
  background:var(--surface);border:1px solid var(--border);color:var(--muted);
  font-size:.85rem;font-weight:600;margin-bottom:28px;backdrop-filter:blur(8px)}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 0 rgba(57,212,255,.6);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(57,212,255,.6)}70%{box-shadow:0 0 0 10px rgba(57,212,255,0)}100%{box-shadow:0 0 0 0 rgba(57,212,255,0)}}
.hero-title{font-size:clamp(2.4rem,6vw,4.4rem);font-weight:800;margin-bottom:24px}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  background-size:200% auto;animation:shine 6s linear infinite}
@keyframes shine{to{background-position:200% center}}
.hero-sub{font-size:clamp(1.05rem,2vw,1.25rem);color:var(--muted);max-width:680px;margin:0 auto 38px}
.hero-cta{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:64px}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;max-width:760px;margin:0 auto}
.stat{padding:22px 14px;border-radius:var(--r);background:var(--surface);border:1px solid var(--border);backdrop-filter:blur(8px);transition:.3s}
.stat:hover{border-color:var(--border-strong);transform:translateY(-4px)}
.stat b{display:block;font-family:'Sora',sans-serif;font-size:clamp(1.6rem,4vw,2.4rem);
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.stat span{font-size:.82rem;color:var(--muted-2);font-weight:600}
.scroll-hint{position:absolute;bottom:28px;left:50%;transform:translateX(-50%);
  width:26px;height:42px;border:2px solid var(--border-strong);border-radius:14px;display:grid;justify-items:center;padding-top:7px}
.scroll-hint span{width:4px;height:8px;border-radius:2px;background:var(--blue-bright);animation:scrolldot 1.6s infinite}
@keyframes scrolldot{0%{opacity:0;transform:translateY(-4px)}40%{opacity:1}100%{opacity:0;transform:translateY(12px)}}

/* ============ Sections ============ */
.section{position:relative;z-index:1;padding:100px 0}
.section-head{text-align:center;max-width:680px;margin:0 auto 56px}
.kicker{display:inline-block;font-weight:700;font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--blue-bright);margin-bottom:14px}
.section-head h2{font-size:clamp(1.9rem,4vw,3rem);margin-bottom:16px}
.section-head p{color:var(--muted);font-size:1.05rem}

/* ============ Service cards ============ */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{padding:32px 28px;border-radius:var(--r);background:var(--surface);border:1px solid var(--border);
  position:relative;overflow:hidden;transition:.35s cubic-bezier(.2,.7,.3,1);backdrop-filter:blur(8px)}
.card::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;
  background:var(--grad);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:.35s}
.card::after{content:"";position:absolute;width:220px;height:220px;border-radius:50%;top:-110px;right:-60px;
  background:radial-gradient(circle,rgba(57,212,255,.22),transparent 70%);opacity:0;transition:.4s}
.card:hover{transform:translateY(-6px);background:var(--surface-2)}
.card:hover::before{opacity:1}
.card:hover::after{opacity:1}
.card-ico{width:54px;height:54px;border-radius:14px;display:grid;place-items:center;color:var(--blue-bright);
  background:linear-gradient(135deg,rgba(47,123,255,.25),rgba(57,212,255,.1));border:1px solid var(--border-strong);margin-bottom:18px;transition:.35s}
.card-ico svg{width:27px;height:27px;filter:drop-shadow(0 2px 8px rgba(57,212,255,.35))}
.card:hover .card-ico{color:var(--cyan);transform:translateY(-2px)}
.card h3{font-size:1.25rem;margin-bottom:10px}
.card p{color:var(--muted);font-size:.96rem;margin-bottom:18px}
.tags{list-style:none;display:flex;flex-wrap:wrap;gap:8px}
.tags li{font-size:.78rem;font-weight:600;color:var(--blue-bright);padding:4px 11px;border-radius:999px;
  background:rgba(47,123,255,.1);border:1px solid var(--border)}

/* ============ Projects ============ */
.projects-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.project{--proj-glow:radial-gradient(circle,rgba(57,212,255,.22),transparent 70%);
  position:relative;overflow:hidden;padding:38px 34px;border-radius:24px;
  background:var(--surface);border:1px solid var(--border);backdrop-filter:blur(8px);
  transition:.35s cubic-bezier(.2,.7,.3,1);display:flex;flex-direction:column}
.project::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;
  background:var(--grad);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:.35s}
.project::after{content:"";position:absolute;width:300px;height:300px;border-radius:50%;top:-150px;right:-90px;
  background:var(--proj-glow);opacity:.45;transition:.4s}
.project:hover{transform:translateY(-8px);background:var(--surface-2)}
.project:hover::before{opacity:1}
.project:hover::after{opacity:.9}
.project-top{display:flex;align-items:center;gap:16px;margin-bottom:20px;position:relative}
.project-logo{width:62px;height:62px;border-radius:16px;display:grid;place-items:center;flex-shrink:0;
  box-shadow:0 12px 28px rgba(8,30,90,.5);overflow:hidden}
.project-logo img{width:62px;height:62px}
.project-logo svg{width:34px;height:34px}
.project-name{font-family:'Sora',sans-serif;font-size:1.5rem;font-weight:800;line-height:1.05}
.project-name span{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.project-type{font-size:.76rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-2)}
.project>p{color:var(--muted);font-size:1rem;margin-bottom:20px;position:relative}
.project-feats{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px;position:relative}
.project-feats li{font-size:.78rem;font-weight:600;color:var(--blue-bright);padding:5px 12px;border-radius:999px;
  background:rgba(47,123,255,.1);border:1px solid var(--border)}
.project .btn{margin-top:auto;align-self:flex-start;position:relative}
.project.hype{--proj-glow:radial-gradient(circle,rgba(125,107,255,.3),transparent 70%)}
.project.hype .project-name span{background:linear-gradient(120deg,#a78bff,#7d6bff);-webkit-background-clip:text;background-clip:text;color:transparent}
.project.hype .project-feats li{color:#b3a6ff;background:rgba(125,107,255,.12)}
.project.hype .project-logo{background:linear-gradient(135deg,#8b78ff,#5b46d6)}
.project.vpn .project-logo{background:linear-gradient(135deg,#3b8bff,#1240c4)}
.project.tet{--proj-glow:radial-gradient(circle,rgba(36,91,255,.26),transparent 70%)}
.project.tet .project-logo{background:linear-gradient(135deg,#4175ff,#022d85);overflow:hidden}
.project.tet .project-name span{background:linear-gradient(120deg,#7ba4ff,#245bff);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ============ Marquee ============ */
.stack{padding-bottom:60px}
.marquee{margin-top:40px;overflow:hidden;-webkit-mask:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
  mask:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marquee-track{display:flex;gap:18px;width:max-content;animation:scrollx 32s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee-track span{font-family:'Sora',sans-serif;font-weight:700;font-size:1.15rem;color:var(--muted);
  padding:12px 26px;border:1px solid var(--border);border-radius:999px;background:var(--surface);white-space:nowrap}
@keyframes scrollx{to{transform:translateX(-50%)}}

/* ============ Timeline ============ */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.step{position:relative;padding:30px 24px 28px;border-radius:var(--r);background:var(--surface);
  border:1px solid var(--border);transition:.35s;backdrop-filter:blur(8px)}
.step:hover{transform:translateY(-6px);border-color:var(--border-strong);background:var(--surface-2)}
.step-num{font-family:'Sora',sans-serif;font-size:2.4rem;font-weight:800;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;display:block;margin-bottom:12px}
.step h3{font-size:1.18rem;margin-bottom:10px}
.step p{color:var(--muted);font-size:.93rem}

/* ============ Why ============ */
.why-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:54px;align-items:center}
.why-text h2{font-size:clamp(1.9rem,4vw,2.8rem);margin:14px 0 16px}
.why-text p{color:var(--muted);margin-bottom:26px;font-size:1.05rem}
.why-list{display:grid;gap:16px}
.why-item{display:flex;gap:16px;padding:22px;border-radius:var(--r);background:var(--surface);
  border:1px solid var(--border);transition:.3s;backdrop-filter:blur(8px)}
.why-item:hover{transform:translateX(6px);border-color:var(--border-strong);background:var(--surface-2)}
.why-ico{flex:0 0 auto;width:48px;height:48px;border-radius:12px;display:grid;place-items:center;color:var(--blue-bright);
  background:linear-gradient(135deg,rgba(47,123,255,.25),rgba(57,212,255,.1));border:1px solid var(--border-strong)}
.why-ico svg{width:24px;height:24px;filter:drop-shadow(0 2px 8px rgba(57,212,255,.35))}
.why-item h3{font-size:1.1rem;margin-bottom:4px}
.why-item p{color:var(--muted);font-size:.92rem;margin:0}

/* ============ Contact ============ */
.cta-card{position:relative;overflow:hidden;max-width:760px;margin:0 auto;text-align:center;
  padding:56px 44px;border-radius:28px;background:linear-gradient(180deg,rgba(20,40,90,.6),rgba(10,18,40,.7));
  border:1px solid var(--border-strong);box-shadow:var(--shadow);backdrop-filter:blur(14px)}
.cta-glow{position:absolute;top:-80px;left:50%;transform:translateX(-50%);width:400px;height:300px;
  background:radial-gradient(circle,rgba(57,212,255,.3),transparent 70%);filter:blur(30px)}
.cta-card .kicker,.cta-card h2,.cta-card>p{position:relative}
.cta-card h2{font-size:clamp(1.8rem,4vw,2.6rem);margin-bottom:12px}
.cta-card>p{color:var(--muted);margin-bottom:32px;max-width:520px;margin-left:auto;margin-right:auto}
.contact-form{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:16px;text-align:left}
.field{position:relative}
.field.full,.contact-form .btn,.form-note{grid-column:1/-1}
.field input,.field textarea{width:100%;padding:18px 16px 8px;border-radius:12px;background:rgba(255,255,255,.04);
  border:1px solid var(--border);color:#fff;font-family:inherit;font-size:1rem;resize:vertical;transition:.25s}
.field textarea{padding-top:22px}
.field label{position:absolute;left:16px;top:15px;color:var(--muted-2);font-size:1rem;pointer-events:none;transition:.2s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--blue-bright);background:rgba(255,255,255,.07);box-shadow:0 0 0 4px rgba(47,123,255,.12)}
.field input:focus+label,.field input:not(:placeholder-shown)+label,
.field textarea:focus+label,.field textarea:not(:placeholder-shown)+label{top:6px;font-size:.72rem;color:var(--blue-bright)}
.form-note{font-size:.9rem;color:var(--cyan);min-height:1.2em;text-align:center;margin-top:4px}
.contact-direct{margin-top:26px;display:flex;gap:14px;justify-content:center;align-items:center;color:var(--muted)}
.contact-direct a{font-weight:700;color:var(--blue-bright)}
.contact-direct a:hover{color:#fff}

/* ============ Footer ============ */
.site-footer{position:relative;z-index:1;border-top:1px solid var(--border);padding:50px 0 36px;margin-top:40px}
.footer-inner{display:flex;flex-wrap:wrap;gap:28px;justify-content:space-between;align-items:center}
.footer-brand p{color:var(--muted-2);font-size:.92rem;margin-top:8px;max-width:300px}
.footer-nav{display:flex;gap:24px}
.footer-nav a{color:var(--muted);font-weight:600;font-size:.93rem;transition:.25s}
.footer-nav a:hover{color:#fff}
.copy{color:var(--muted-2);font-size:.86rem;width:100%;text-align:center;padding-top:24px;margin-top:8px;border-top:1px solid var(--border)}

/* ============ Reveal animation ============ */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.7,.3,1),transform .7s cubic-bezier(.2,.7,.3,1)}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.08s}.reveal[data-d="2"]{transition-delay:.16s}
.reveal[data-d="3"]{transition-delay:.24s}.reveal[data-d="4"]{transition-delay:.32s}.reveal[data-d="5"]{transition-delay:.4s}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}
  .blob,.marquee-track,.grad,.dot,.scroll-hint span{animation:none}}

/* ============ Responsive ============ */
@media (max-width:920px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:repeat(2,1fr)}
  .why-grid{grid-template-columns:1fr;gap:32px}
  .projects-grid{grid-template-columns:1fr}
}
@media (max-width:720px){
  .nav-links{display:none}
  .burger{display:flex}
  .mobile-menu{display:flex}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .contact-form{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .section{padding:70px 0}
  .cta-card{padding:40px 24px}
}