/* BlancVPN — landing styles. Mobile-first. */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --blue:#1A6CFF;
  --blue-2:#3B82F6;
  --blue-dark:#0B4FCC;
  --bg-dark:#070C18;
  --bg-dark-2:#0F1A2E;
  --bg-light:#F4F7FB;
  --bg-light-2:#EAF1FA;
  --text-dark:#0B1220;
  --text-mute:#5B6478;
  --text-mute-dark:rgba(255,255,255,.65);
  --border:rgba(15,30,60,.08);
  --border-dark:rgba(255,255,255,.08);
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 8px 30px rgba(15,30,60,.06);
  --shadow-lg:0 20px 60px rgba(15,30,60,.12);
}
html{font-family:'Inter',-apple-system,system-ui,sans-serif;-webkit-font-smoothing:antialiased;-webkit-text-size-adjust:100%;scroll-behavior:smooth;overflow-x:clip;width:100%}
body{background:#fff;color:var(--text-dark);overflow-x:clip;min-height:100dvh;line-height:1.55;width:100%;max-width:100vw}
main,header,footer,nav,section{max-width:100vw}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none}
.skip-link{position:absolute;left:-9999px}
.skip-link:focus{position:fixed;top:8px;left:8px;background:#000;color:#fff;padding:8px 12px;z-index:9999;border-radius:6px}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
.container.narrow{max-width:880px}

/* TOP BAR */
.topbar{background:#070C18;color:#fff;font-size:13px;padding:8px 0;text-align:center}
.topbar strong{color:#9FFFB3}

/* NAV */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}
.nav-inner{max-width:1240px;margin:0 auto;padding:12px 20px;display:flex;align-items:center;gap:16px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:var(--text-dark)}
.logo-mark{width:34px;height:34px;border-radius:8px}
.logo-text sup{font-size:10px;color:var(--text-mute);font-weight:600;margin-left:2px}
.nav-links{display:none;gap:28px;margin-left:24px;flex:1}
.nav-links a{font-weight:500;color:var(--text-dark);font-size:15px;transition:color .2s}
.nav-links a:hover{color:var(--blue)}
.nav .nav-cta{display:none}
.burger{margin-left:auto;width:42px;height:42px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;border-radius:10px;background:var(--bg-light)}
.burger span{display:block;width:20px;height:2px;background:var(--text-dark);border-radius:2px;transition:transform .25s}
.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)}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 22px;border-radius:100px;font-weight:600;font-size:15px;transition:transform .15s,box-shadow .2s,background .2s;min-height:48px;white-space:nowrap}
.btn-lg{padding:16px 28px;font-size:16px;min-height:54px}
.btn-block{width:100%}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 6px 20px rgba(26,108,255,.35)}
.btn-primary:hover{background:var(--blue-dark)}
.btn-primary:active{transform:scale(.97)}
.btn-white{background:#fff;color:var(--blue);box-shadow:0 6px 20px rgba(0,0,0,.1)}
.btn-white:hover{background:#f0f5ff}
.btn-outline{border:2px solid var(--blue);color:var(--blue);background:#fff}
.btn-outline:hover{background:#EFF5FF}

/* HERO */
.hero{position:relative;background:linear-gradient(180deg,#070C18 0%,#0F1A2E 100%);color:#fff;padding:60px 0 80px;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:radial-gradient(ellipse at 70% 30%,rgba(26,108,255,.25),transparent 60%),radial-gradient(ellipse at 20% 80%,rgba(59,130,246,.15),transparent 60%);pointer-events:none}
.hero .container{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:1fr;gap:40px;align-items:center}
.badge{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:100px;font-size:13px;font-weight:600;border:1px solid rgba(255,255,255,.15);background:rgba(255,255,255,.04)}
.badge-green{color:#9FFFB3}
.hero-date{display:inline-block;margin-left:10px;font-size:13px;color:rgba(255,255,255,.5)}
.hero h1{font-size:clamp(32px,8vw,56px);font-weight:800;line-height:1.1;letter-spacing:-.02em;margin:18px 0 18px}
.hero-sub{font-size:clamp(15px,3.8vw,18px);color:rgba(255,255,255,.7);margin-bottom:30px;max-width:520px;line-height:1.6}
.hero-cta-row{display:flex;flex-direction:column;gap:18px;align-items:flex-start;margin-bottom:30px}
.hero-guarantee{display:flex;align-items:center;gap:12px;color:rgba(255,255,255,.85);font-size:14px}
.hero-guarantee strong{display:block;font-size:15px;color:#fff}
.hero-guarantee span{display:block;font-size:12px;color:rgba(255,255,255,.55)}
.hero-features{list-style:none;display:flex;flex-wrap:wrap;gap:10px 20px;font-size:14px;color:rgba(255,255,255,.7)}
.hero-features li{display:flex;align-items:center}

/* HERO ART */
.hero-art{position:relative;height:340px;display:flex;align-items:center;justify-content:center}
.phone{width:200px;height:330px;border-radius:32px;background:linear-gradient(160deg,#1a2540,#0a1428);border:2px solid rgba(255,255,255,.1);box-shadow:0 30px 80px rgba(26,108,255,.4),inset 0 1px 0 rgba(255,255,255,.1);padding:24px 16px;position:relative;z-index:2}
.phone::before{content:'';position:absolute;top:8px;left:50%;transform:translateX(-50%);width:60px;height:6px;background:#000;border-radius:3px}
.phone-screen{margin-top:16px;display:flex;flex-direction:column;gap:14px}
.phone-row{display:flex;align-items:center;gap:8px}
.dot{width:14px;height:14px;border-radius:50%;flex-shrink:0}
.bar{flex:1;height:8px;background:rgba(255,255,255,.18);border-radius:4px}
.bar.small{flex:.6}
.phone-toggle{display:flex;justify-content:flex-end;padding:6px 0}
.toggle{width:38px;height:22px;border-radius:11px;background:var(--blue);position:relative}
.toggle::after{content:'';position:absolute;right:2px;top:2px;width:18px;height:18px;border-radius:50%;background:#fff}
.float-icon{position:absolute;width:54px;height:54px;border-radius:50%;background:#fff;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:800;box-shadow:0 10px 30px rgba(0,0,0,.3);z-index:3;animation:float 6s ease-in-out infinite}
.i-tg{top:8%;right:6%;color:#229ED9;animation-delay:0s}
.i-yt{bottom:14%;right:2%;color:#FF0000;animation-delay:1s}
.i-sp{top:46%;left:0;color:#1DB954;animation-delay:2s}
.i-tt{top:18%;left:6%;color:#000;animation-delay:1.5s}
.i-nf{bottom:18%;left:8%;color:#E50914;animation-delay:.5s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}

/* SECTIONS */
.section{padding:70px 0}
.section.dark{background:linear-gradient(180deg,#070C18 0%,#0F1A2E 100%);color:#fff}
.section.light{background:#fff}
.cards-3.dark{background:#070C18;color:#fff;padding:50px 0 70px}
.pill{display:inline-block;padding:7px 16px;background:#fff;border:1px solid var(--border);border-radius:100px;font-size:13px;font-weight:600;color:var(--text-dark);margin-bottom:18px}
.pill-dark{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.12)}
.h2{font-size:clamp(28px,6vw,44px);font-weight:800;line-height:1.15;letter-spacing:-.02em;margin-bottom:14px;max-width:780px}
.h2.white{color:#fff}
.h2.center{text-align:center;margin-left:auto;margin-right:auto}
.lead{font-size:clamp(15px,3.5vw,17px);color:var(--text-mute);max-width:680px;margin-bottom:36px;line-height:1.6}
.lead.light-text{color:rgba(255,255,255,.65)}
.center{text-align:center}

/* CARDS */
.grid-3{display:grid;grid-template-columns:1fr;gap:16px}
.grid-2{display:grid;grid-template-columns:1fr;gap:16px;margin-top:24px}
.card-light{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s}
.card-light:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.card-light h3{font-size:20px;font-weight:700;margin-bottom:10px}
.card-light p{color:var(--text-mute);font-size:15px;line-height:1.6}
.card-dark{background:rgba(255,255,255,.04);border:1px solid var(--border-dark);border-radius:var(--radius);padding:28px;backdrop-filter:blur(10px)}
.card-dark h3{font-size:20px;font-weight:700;margin-bottom:10px;color:#fff}
.card-dark p{color:rgba(255,255,255,.65);font-size:15px;line-height:1.6}
.card-icon{font-size:28px;margin-bottom:14px;color:var(--blue-2)}
.ico-blue{width:54px;height:54px;border-radius:14px;background:#EFF5FF;color:var(--blue);display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:16px}

/* DEVICES */
.card-devices{padding:36px;margin-bottom:24px;background:linear-gradient(135deg,#EAF1FA 0%,#F4F7FB 100%);border:1px solid var(--border)}
.card-devices-text{margin-bottom:30px}
.card-devices h3{font-size:24px;font-weight:800;margin-bottom:12px}
.card-devices p{margin-bottom:24px}
.device-icons{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.dev{display:flex;flex-direction:column;align-items:center;justify-content:center;background:#fff;padding:18px 10px;border-radius:14px;border:1px solid var(--border);font-size:13px;font-weight:600;text-align:center;gap:8px;transition:transform .2s}
.dev:hover{transform:translateY(-3px)}
.dev span{font-size:28px}

/* TESTIMONIALS */
.stars{font-size:22px;color:var(--blue);margin-bottom:24px}
.reviews{display:grid;grid-template-columns:1fr;gap:16px}
.review{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.review p{font-size:15px;line-height:1.6;margin-bottom:18px;color:var(--text-dark)}
.review .author{font-size:13px;color:var(--text-mute);font-weight:600}

/* BANNER CTA */
.banner{background:linear-gradient(135deg,var(--blue) 0%,#5B8FFF 100%);border-radius:24px;padding:50px 30px;text-align:center;color:#fff;box-shadow:0 30px 70px rgba(26,108,255,.35);position:relative;overflow:hidden}
.banner::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at top right,rgba(255,255,255,.18),transparent 60%);pointer-events:none}
.banner h2{font-size:clamp(24px,5vw,36px);font-weight:800;margin-bottom:12px;line-height:1.2;position:relative}
.banner p{margin-bottom:28px;font-size:16px;color:rgba(255,255,255,.9);position:relative}
.banner .btn{position:relative}

/* PROTOCOLS */
.protocols{margin-top:32px;background:rgba(255,255,255,.04);border:1px solid var(--border-dark);border-radius:var(--radius);padding:32px;display:grid;grid-template-columns:1fr;gap:30px}
.proto-text h3{font-size:24px;font-weight:800;margin-bottom:12px;color:#fff}
.proto-text p{color:rgba(255,255,255,.65);font-size:15px}
.proto-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.proto{background:rgba(255,255,255,.04);border:1px solid var(--border-dark);border-radius:14px;padding:18px}
.proto b{display:block;color:#fff;font-size:15px;margin-bottom:6px;font-weight:700}
.proto span{color:rgba(255,255,255,.55);font-size:12px;line-height:1.5}

/* FLAGS */
.flags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;font-size:28px}

/* COMPARE */
.compare{margin-top:24px;background:#fff;border-radius:var(--radius);border:1px solid var(--border);overflow:hidden;box-shadow:var(--shadow)}
.compare-row{display:grid;grid-template-columns:1.4fr 1fr 1fr;align-items:center;padding:18px 16px;border-bottom:1px solid var(--border);font-size:14px;gap:8px}
.compare-row:last-child{border-bottom:0}
.compare-row.compare-head{background:#F8FAFD;font-weight:700;color:var(--text-dark)}
.compare-row .hl{color:var(--blue);font-weight:700}
.compare-row > div:nth-child(2){text-align:center}
.compare-row > div:nth-child(3){text-align:center;color:var(--text-mute)}

/* FAQ */
.faq{display:flex;flex-direction:column;gap:12px;margin-top:32px}
.faq details{background:#F4F7FB;border-radius:18px;padding:0;overflow:hidden;border:1px solid var(--border);transition:background .2s}
.faq details[open]{background:#fff;box-shadow:var(--shadow)}
.faq summary{padding:22px 26px;font-weight:700;font-size:16px;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:14px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'⌄';font-size:22px;color:var(--blue);transition:transform .2s;flex-shrink:0}
.faq details[open] summary::after{transform:rotate(180deg)}
.faq p{padding:0 26px 22px;color:var(--text-mute);font-size:15px;line-height:1.65}

/* FOOTER */
.footer{background:#070C18;color:#fff;padding:60px 0 30px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
.footer h4{font-size:14px;text-transform:uppercase;letter-spacing:.08em;color:rgba(255,255,255,.5);margin-bottom:14px;font-weight:600}
.footer a{display:block;padding:6px 0;color:rgba(255,255,255,.75);font-size:14px}
.footer a:hover{color:#fff}
.footer .logo-text{color:#fff}
.footer .logo-text sup{color:rgba(255,255,255,.5)}
.muted{color:rgba(255,255,255,.5);font-size:14px;margin-top:16px}
.footer-bottom{margin-top:40px;padding-top:24px;border-top:1px solid rgba(255,255,255,.08);text-align:center;color:rgba(255,255,255,.4);font-size:13px}

/* MODAL */
.modal{position:fixed;inset:0;z-index:1000;display:flex;align-items:flex-end;justify-content:center;padding:0}
.modal[hidden]{display:none}
.modal-overlay{position:absolute;inset:0;background:rgba(7,12,24,.7);backdrop-filter:blur(8px);animation:fadeIn .25s}
.modal-card{position:relative;background:#fff;border-radius:24px 24px 0 0;padding:32px 24px 36px;width:100%;max-width:480px;box-shadow:0 -20px 60px rgba(0,0,0,.3);animation:slideUp .3s cubic-bezier(.2,.8,.2,1);text-align:center;max-height:92dvh;overflow-y:auto}
.modal-close{position:absolute;top:14px;right:14px;width:36px;height:36px;border-radius:50%;background:var(--bg-light);font-size:22px;color:var(--text-dark);display:flex;align-items:center;justify-content:center;line-height:1}
.modal-icon{margin:0 auto 18px;width:64px;height:64px}
.modal-card h3{font-size:22px;font-weight:800;margin-bottom:8px}
.modal-sub{color:var(--text-mute);font-size:14px;margin-bottom:24px}
.modal-sub strong{color:#16a34a}
.modal-divider{position:relative;margin:18px 0;text-align:center;color:var(--text-mute);font-size:13px}
.modal-divider::before{content:'';position:absolute;left:0;right:0;top:50%;height:1px;background:var(--border)}
.modal-divider span{position:relative;background:#fff;padding:0 14px}
.modal-hint{margin-top:14px;font-size:12px;color:var(--text-mute);line-height:1.5}
.btn-block + .btn-block,.btn-block + .modal-divider{margin-top:0}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes slideUp{from{transform:translateY(100%)}to{transform:translateY(0)}}
body.modal-open{overflow:hidden}

/* MOBILE NAV DRAWER */
@media (max-width: 899px){
  .nav-links{position:fixed;top:64px;left:0;right:0;background:#fff;flex-direction:column;gap:0;padding:8px 20px 20px;border-bottom:1px solid var(--border);box-shadow:var(--shadow-lg);transform:translateY(-120%);transition:transform .3s;z-index:49}
  .nav-links.open{display:flex;transform:translateY(0)}
  .nav-links a{padding:16px 0;border-bottom:1px solid var(--border);font-size:16px}
  .nav-links a:last-child{border-bottom:0}
}

/* TABLET / DESKTOP */
@media (min-width: 640px){
  .grid-3{grid-template-columns:repeat(3,1fr)}
  .grid-2{grid-template-columns:1fr 1fr}
  .device-icons{grid-template-columns:repeat(4,1fr)}
  .reviews{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:2fr 1fr 1fr 1fr}
  .hero-cta-row{flex-direction:row;align-items:center;gap:24px}
}
@media (min-width: 900px){
  .nav-links{display:flex}
  .nav .nav-cta{display:inline-flex;margin-left:auto}
  .burger{display:none}
  .hero{padding:90px 0 110px}
  .hero-grid{grid-template-columns:1.2fr 1fr;gap:60px}
  .hero-art{height:480px}
  .phone{width:240px;height:400px}
  .section{padding:100px 0}
  .reviews{grid-template-columns:repeat(4,1fr)}
  .protocols{grid-template-columns:1fr 1.2fr;align-items:center}
  .card-devices{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:40px;padding:50px}
  .card-devices-text{margin-bottom:0}
  .modal{align-items:center;padding:20px}
  .modal-card{border-radius:24px;padding:40px 36px}
}
@media (min-width: 1100px){
  .h2{font-size:48px}
}

/* REDUCED MOTION */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
}