/* OPS VPN — tactical/military aesthetic
   Anton (display) + IBM Plex Mono (body)
   Graphite + tactical orange on deep black */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}

:root{
  --primary:#525252;
  --accent:#F97316;
  --accent-2:#EA580C;
  --bg:#0F1115;
  --bg-alt:#1A1D24;
  --bg-card:rgba(28,32,40,.7);
  --bg-card-solid:#1C2028;
  --text:#E5E7EB;
  --text-muted:#9CA3AF;
  --border:rgba(255,255,255,.08);
  --border-strong:rgba(255,255,255,.18);
  --radius:2px;
  --grid-line:rgba(249,115,22,.08);
}

body{
  background:var(--bg);
  color:var(--text);
  font-family:'IBM Plex Mono', ui-monospace, 'SF Mono', Consolas, monospace;
  font-size:15px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}

img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}

h1,h2,h3,h4{
  font-family:'Anton', 'Bebas Neue', sans-serif;
  font-weight:400;
  letter-spacing:.04em;
  text-transform:uppercase;
  line-height:1.05;
  color:#fff;
}

.container{max-width:1240px;margin:0 auto;padding:0 24px}
section{padding:90px 0;position:relative;background:var(--bg)}
section:nth-of-type(even){background:var(--bg-alt)}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:'IBM Plex Mono', monospace;
  font-size:11px;letter-spacing:.28em;text-transform:uppercase;
  color:var(--accent);
  padding:6px 12px;
  border:1px solid var(--accent);
  background:rgba(249,115,22,.06);
  margin-bottom:22px;
}
.eyebrow::before{
  content:"";width:8px;height:8px;background:var(--accent);
  display:inline-block;
}

/* ===== HEADER (dark sticky) ===== */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(15,17,21,.92);
  backdrop-filter:saturate(160%) blur(10px);
  -webkit-backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--border);
  transition:border-color .25s ease,background .25s ease;
}
.site-header.scrolled{
  background:rgba(15,17,21,.98);
  border-bottom-color:var(--accent);
}
.nav{
  display:flex;align-items:center;justify-content:space-between;
  height:74px;
}
.logo{
  display:flex;align-items:center;gap:12px;
  font-family:'Anton', sans-serif;
  text-transform:uppercase;
  letter-spacing:.18em;
  font-size:20px;
  color:#fff;
}
.logo img{width:34px;height:34px}
.logo .logo-mark{
  width:34px;height:34px;background:var(--accent);
  display:inline-flex;align-items:center;justify-content:center;
  color:#000;font-weight:700;font-size:14px;
  border-radius:2px;
}
.nav-links{
  display:flex;align-items:center;gap:6px;list-style:none;
}
.nav-links a{
  font-family:'IBM Plex Mono', monospace;
  font-size:12px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--text-muted);
  padding:10px 14px;
  position:relative;
  transition:color .2s ease;
}
.nav-links a:hover{color:#fff}
.nav-links a:not(.nav-cta)::before{content:"//"; opacity:.4; margin-right:6px}
.nav-links a.nav-cta{
  background:var(--accent);
  color:#000000;
  font-weight:800;
  padding:12px 22px;
  letter-spacing:.18em;
  border-radius:2px;
  transition:background .2s ease;
}
.nav-links a.nav-cta::before{content:""; margin:0}
.nav-links a.nav-cta:hover{background:var(--accent-2);color:#000000}

.burger{display:none;width:44px;height:44px;flex-direction:column;justify-content:center;align-items:center;gap:5px;border:1px solid var(--border-strong)}
.burger span{display:block;width:22px;height:2px;background:#fff;transition:transform .3s ease,opacity .3s ease}
.burger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.active span:nth-child(2){opacity:0}
.burger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.mobile-nav{
  display:none;position:fixed;inset:74px 0 auto 0;
  background:var(--bg);
  border-bottom:1px solid var(--accent);
  padding:24px;z-index:90;
}
.mobile-nav.open{display:block}
.mobile-nav a{
  display:block;padding:14px 0;
  font-family:'IBM Plex Mono', monospace;
  text-transform:uppercase;letter-spacing:.16em;font-size:13px;
  color:var(--text);
  border-bottom:1px solid var(--border);
}
.mobile-nav a:last-child{
  margin-top:14px;background:var(--accent);color:#000;
  text-align:center;font-weight:700;border:none;
}

/* ===== BUTTONS (sharp corners) ===== */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:'IBM Plex Mono', monospace;
  font-size:13px;font-weight:600;
  letter-spacing:.18em;
  text-transform:uppercase;
  padding:16px 28px;
  border-radius:2px;
  transition:transform .15s ease, background .2s ease, color .2s ease, box-shadow .2s ease;
  border:1px solid transparent;
  cursor:pointer;
  white-space:nowrap;
}
.btn-primary{
  background:var(--accent);
  color:#000;
  box-shadow:6px 6px 0 0 #000;
}
.btn-primary:hover{
  background:#fff;
  transform:translate(-2px,-2px);
  box-shadow:8px 8px 0 0 var(--accent);
}
.btn-ghost{
  border:1px solid var(--border-strong);
  color:#fff;
  background:transparent;
}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn::after{content:"→"; margin-left:4px; transition:transform .2s ease}
.btn:hover::after{transform:translateX(4px)}

/* ===== HERO with skewed band ===== */
.hero{
  position:relative;
  padding:140px 0 200px;
  background:
    radial-gradient(800px 400px at 80% -10%, rgba(249,115,22,.18), transparent 60%),
    linear-gradient(180deg,#0B0D11,#0F1115 60%);
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size:48px 48px;
  pointer-events:none;
  opacity:.55;
  mask-image:radial-gradient(ellipse at center, #000, transparent 70%);
  -webkit-mask-image:radial-gradient(ellipse at center, #000, transparent 70%);
}
.hero::after{
  content:"";position:absolute;left:-5%;right:-5%;bottom:-60px;height:140px;
  background:var(--bg-alt);
  transform:skewY(-3deg);
  border-top:1px solid var(--accent);
  z-index:1;
}
.hero-inner{position:relative;z-index:2;max-width:920px}
.hero-tag{
  display:inline-flex;align-items:center;gap:10px;
  background:rgba(249,115,22,.1);
  border:1px solid rgba(249,115,22,.4);
  padding:8px 14px;
  font-family:'IBM Plex Mono', monospace;
  font-size:11px;letter-spacing:.24em;text-transform:uppercase;
  color:var(--accent);
  margin-bottom:30px;
}
.hero-tag .dot{width:8px;height:8px;background:var(--accent);border-radius:50%;animation:pulse 1.6s infinite}
@keyframes pulse{
  0%,100%{box-shadow:0 0 0 0 rgba(249,115,22,.7)}
  70%{box-shadow:0 0 0 10px rgba(249,115,22,0)}
}
.hero h1{
  font-size:clamp(46px, 8vw, 110px);
  letter-spacing:.02em;
  margin-bottom:24px;
}
.hero h1 .accent{color:var(--accent)}
.hero h1 .strike{
  display:inline-block;border-left:6px solid var(--accent);
  padding-left:14px;
}
.hero-desc{
  font-size:17px;
  color:var(--text-muted);
  max-width:680px;
  margin-bottom:36px;
  line-height:1.7;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:42px}
.hero-trust{
  display:flex;flex-wrap:wrap;gap:18px 28px;
  padding-top:28px;border-top:1px dashed var(--border-strong);
}
.hero-trust div{
  font-family:'IBM Plex Mono', monospace;
  font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--text-muted);
  display:flex;align-items:center;gap:8px;
}
.hero-trust div::before{
  content:"[+]";color:var(--accent);font-weight:700;
}

/* ===== STATS ROW ===== */
.stats{
  background:var(--bg-alt);
  padding:60px 0;
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.stats-grid{
  display:grid;grid-template-columns:repeat(4, 1fr);gap:0;
}
.stat{
  text-align:left;
  padding:0 28px;
  border-left:1px solid var(--border);
  position:relative;
}
.stat:first-child{border-left:none;padding-left:0}
.stat .num{
  font-family:'Anton', sans-serif;
  font-size:54px;
  color:var(--accent);
  line-height:1;
  display:block;
  margin-bottom:10px;
  letter-spacing:.04em;
}
.stat .label{
  font-family:'IBM Plex Mono', monospace;
  font-size:11px;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--text-muted);
}

/* ===== SECTION HEADER ===== */
.section-head{margin-bottom:56px;max-width:760px}
.section-head h2{
  font-size:clamp(34px, 5vw, 60px);
  margin-bottom:18px;
}
.section-head h2 .accent{color:var(--accent)}
.section-head p{color:var(--text-muted);font-size:16px;line-height:1.7}

/* ===== HORIZONTAL CARDS (Cards: G) ===== */
.features-grid{
  display:grid;grid-template-columns:repeat(2, 1fr);gap:18px;
}
.feature-card{
  display:flex;align-items:flex-start;gap:20px;
  background:var(--bg-card);
  border:1px solid var(--border);
  border-left:3px solid var(--accent);
  padding:26px 26px 26px 24px;
  transition:transform .25s ease, border-color .25s ease, background .25s ease;
}
.feature-card:hover{
  transform:translateX(4px);
  background:var(--bg-card-solid);
  border-color:var(--border-strong);
  border-left-color:#fff;
}
.feature-icon{
  flex:0 0 50px;
  width:50px;height:50px;
  background:rgba(249,115,22,.12);
  border:1px solid rgba(249,115,22,.4);
  display:flex;align-items:center;justify-content:center;
  color:var(--accent);
  font-family:'Anton', sans-serif;
  font-size:22px;
}
.feature-text h3{
  font-size:20px;
  margin-bottom:8px;
  letter-spacing:.05em;
}
.feature-text p{
  color:var(--text-muted);
  font-size:14px;
  line-height:1.65;
}

/* ===== PLATFORMS ===== */
.platforms-grid{
  display:grid;grid-template-columns:repeat(3, 1fr);gap:14px;
}
.platform{
  display:flex;align-items:center;gap:18px;
  background:var(--bg-card);
  border:1px solid var(--border);
  padding:22px 24px;
  transition:transform .2s ease, border-color .2s ease, background .2s ease;
}
.platform:hover{
  transform:translateX(4px);
  border-color:var(--accent);
  background:var(--bg-card-solid);
}
.platform .p-icon{
  flex:0 0 44px;width:44px;height:44px;
  background:#0B0D11;
  border:1px solid var(--border-strong);
  display:flex;align-items:center;justify-content:center;
  font-family:'Anton', sans-serif;
  color:var(--accent);font-size:18px;
}
.platform .p-name{
  font-family:'Anton', sans-serif;
  text-transform:uppercase;
  letter-spacing:.12em;
  font-size:18px;
  color:#fff;
  flex:1;
}
.platform .p-arrow{
  color:var(--accent);
  font-size:20px;
  transition:transform .2s ease;
}
.platform:hover .p-arrow{transform:translateX(4px)}

/* ===== WHY US (text block) ===== */
.why{padding:90px 0;background:var(--bg)}
.why-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.why-grid h2{font-size:clamp(32px,5vw,54px);margin-bottom:24px}
.why-grid p{color:var(--text-muted);margin-bottom:18px;font-size:15px;line-height:1.75}
.why-list{list-style:none;display:grid;gap:14px}
.why-list li{
  display:flex;gap:14px;align-items:flex-start;
  padding:18px;
  background:var(--bg-card);
  border-left:2px solid var(--accent);
  font-size:14px;
  color:var(--text);
}
.why-list .num{
  flex:0 0 40px;
  font-family:'Anton', sans-serif;
  color:var(--accent);
  font-size:24px;
}

/* ===== USE-CASES ===== */
.cases-grid{
  display:grid;grid-template-columns:repeat(3, 1fr);gap:18px;
}
.case{
  background:var(--bg-card);
  border:1px solid var(--border);
  padding:30px 26px;
  position:relative;
  transition:border-color .2s ease, transform .2s ease;
}
.case:hover{border-color:var(--accent);transform:translateY(-2px)}
.case .case-no{
  font-family:'IBM Plex Mono', monospace;
  font-size:11px;
  color:var(--accent);
  letter-spacing:.24em;
  margin-bottom:14px;
  display:block;
}
.case h3{font-size:20px;margin-bottom:12px}
.case p{color:var(--text-muted);font-size:14px;line-height:1.7}

/* ===== PRICE (minimalist row) ===== */
.price{
  background:var(--bg-alt);
  padding:60px 0;
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.price-row{
  display:flex;align-items:center;justify-content:space-between;
  flex-wrap:wrap;gap:24px;
  padding:34px 40px;
  background:var(--bg);
  border:1px solid var(--border-strong);
  border-left:4px solid var(--accent);
}
.price-row .pr-left{
  display:flex;align-items:baseline;gap:18px;flex-wrap:wrap;
}
.price-row .pr-amount{
  font-family:'Anton', sans-serif;
  font-size:54px;
  color:var(--accent);
  letter-spacing:.04em;
  line-height:1;
}
.price-row .pr-label{
  font-family:'IBM Plex Mono', monospace;
  text-transform:uppercase;
  letter-spacing:.2em;
  font-size:13px;
  color:var(--text-muted);
}
.price-row .pr-note{
  font-size:13px;color:var(--text-muted);max-width:420px;line-height:1.6;
}

/* ===== CTA BANNER ===== */
.cta-banner{
  padding:90px 0;
  background:
    linear-gradient(135deg, rgba(249,115,22,.12), transparent 60%),
    var(--bg);
  text-align:center;
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.cta-banner h2{
  font-size:clamp(34px,5vw,60px);
  margin-bottom:18px;
}
.cta-banner h2 .accent{color:var(--accent)}
.cta-banner p{color:var(--text-muted);max-width:620px;margin:0 auto 30px;font-size:15px}

/* ===== FAQ accordion ===== */
.faq-list{display:grid;gap:10px;max-width:920px}
.faq-item{
  background:var(--bg-card);
  border:1px solid var(--border);
  transition:border-color .2s ease, background .2s ease;
}
.faq-item.open{
  border-color:var(--accent);
  background:var(--bg-card-solid);
}
.faq-q{
  width:100%;
  text-align:left;
  padding:22px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  font-family:'Anton', sans-serif;
  text-transform:uppercase;
  letter-spacing:.06em;
  font-size:17px;
  color:#fff;
}
.faq-q .toggle{
  flex:0 0 auto;
  width:28px;height:28px;
  border:1px solid var(--accent);
  display:flex;align-items:center;justify-content:center;
  color:var(--accent);
  transition:transform .25s ease, background .2s ease;
  font-family:'IBM Plex Mono', monospace;
  font-size:14px;
}
.faq-item.open .toggle{
  background:var(--accent);color:#000;
  transform:rotate(45deg);
}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .35s ease;
  padding:0 24px;
}
.faq-a-inner{
  padding:0 0 22px;
  color:var(--text-muted);
  font-size:14px;line-height:1.75;
  border-top:1px dashed var(--border-strong);
  margin-top:0;padding-top:18px;
}

/* ===== FOOTER (single row minimal) ===== */
.footer{
  background:#08090C;
  padding:36px 0;
  border-top:1px solid var(--border);
}
.footer-row{
  display:flex;align-items:center;justify-content:space-between;
  flex-wrap:wrap;gap:18px;
}
.footer .logo{font-size:16px}
.footer-meta{
  font-family:'IBM Plex Mono', monospace;
  font-size:11px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--text-muted);
}
.footer-links{display:flex;gap:18px;flex-wrap:wrap}
.footer-links a{
  font-family:'IBM Plex Mono', monospace;
  font-size:11px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--text-muted);
}
.footer-links a:hover{color:var(--accent)}

/* ===== INSTRUKTSIYA-specific ===== */
.steps{display:grid;gap:28px;max-width:920px}
.step{
  display:grid;grid-template-columns:80px 1fr;gap:24px;
  background:var(--bg-card);
  border:1px solid var(--border);
  border-left:3px solid var(--accent);
  padding:30px;
}
.step .step-no{
  font-family:'Anton', sans-serif;
  font-size:64px;
  color:var(--accent);
  line-height:1;
}
.step h3{font-size:24px;margin-bottom:10px}
.step p{color:var(--text-muted);font-size:14px;line-height:1.75;margin-bottom:10px}
.step ul{list-style:none;margin-top:14px;display:grid;gap:8px}
.step ul li{
  font-size:13px;color:var(--text);padding-left:20px;position:relative;
  font-family:'IBM Plex Mono', monospace;
}
.step ul li::before{
  content:">";position:absolute;left:0;color:var(--accent);font-weight:700;
}

.after-pay{
  background:var(--bg-alt);
  padding:50px;
  border:1px solid var(--border);
  margin-top:24px;
}
.after-pay h3{font-size:24px;margin-bottom:16px}
.after-pay p{color:var(--text-muted);margin-bottom:18px;font-size:14px;line-height:1.75}

/* ===== SLIDE-IN animations (Anim: C) ===== */
.reveal-l, .reveal-r{
  opacity:0;
  transition:opacity .8s ease, transform .8s ease;
}
.reveal-l{transform:translateX(-40px)}
.reveal-r{transform:translateX(40px)}
.reveal-l.in, .reveal-r.in{opacity:1;transform:translateX(0)}

/* ===== RESPONSIVE ===== */
@media (max-width: 980px){
  section{padding:70px 0}
  .nav-links{display:none}
  .burger{display:flex}
  .hero{padding:100px 0 160px}
  .hero h1{font-size:clamp(40px, 11vw, 72px)}
  .stats-grid{grid-template-columns:repeat(2, 1fr);gap:30px 0}
  .stat{padding:14px 16px;border-left:none;border-top:1px solid var(--border)}
  .stat:nth-child(-n+2){border-top:none}
  .features-grid{grid-template-columns:1fr}
  .platforms-grid{grid-template-columns:repeat(2, 1fr)}
  .cases-grid{grid-template-columns:1fr}
  .why-grid{grid-template-columns:1fr;gap:36px}
  .price-row{padding:24px}
  .footer-row{justify-content:flex-start;gap:14px}
  .step{grid-template-columns:60px 1fr;padding:22px}
  .step .step-no{font-size:48px}
  .after-pay{padding:30px}
}

@media (max-width: 640px){
  .container{padding:0 18px}
  section{padding:56px 0}
  .hero{padding:80px 0 130px}
  .hero h1{font-size:clamp(36px, 12vw, 56px);letter-spacing:0}
  .btn{padding:14px 22px;font-size:12px;letter-spacing:.14em}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{justify-content:center}
  .platforms-grid{grid-template-columns:1fr}
  .stat .num{font-size:42px}
  .price-row{flex-direction:column;align-items:flex-start;padding:22px}
  .faq-q{font-size:14px;padding:18px 18px}
  .feature-card{padding:20px}
  .feature-icon{flex:0 0 44px;width:44px;height:44px}
  .footer-meta{font-size:10px}
}