/* QuickQ VPN static site - shared stylesheet */
:root{
  --bg:#05080f;
  --bg-2:#081321;
  --panel:rgba(255,255,255,.04);
  --line:rgba(120,180,255,.16);
  --brand:#1a8cff;
  --brand-2:#4fd8ff;
  --text:#e9f2ff;
  --muted:#96a9c4;
  --radius:16px;
  --max:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(5,8,15,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:28px;height:70px}
.logo{font-size:22px;font-weight:800;letter-spacing:.5px;color:var(--brand-2)}
.logo span{color:#fff;font-weight:600}
.nav-links{display:flex;gap:26px;flex:1;font-size:15px}
.nav-links a{color:var(--muted);transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:#fff}
.lang{display:flex;gap:6px;font-size:13px;color:var(--muted)}
.lang a{padding:4px 10px;border:1px solid var(--line);border-radius:999px}
.lang a.on{background:var(--brand);color:#fff;border-color:transparent}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 22px;border-radius:999px;font-weight:600;font-size:15px;transition:transform .2s,box-shadow .2s}
.btn-primary{background:linear-gradient(120deg,var(--brand),#0a63d6);color:#fff;box-shadow:0 8px 24px rgba(26,140,255,.35)}
.btn-primary:hover{transform:translateY(-2px)}
.btn-ghost{border:1px solid var(--line);color:var(--text)}
.btn-ghost:hover{border-color:var(--brand-2)}
.btn-lg{padding:15px 34px;font-size:17px}

/* ---------- hero ---------- */
.hero{position:relative;min-height:640px;display:flex;align-items:center;background:url('/images/hero-bg.jpg') center/cover no-repeat}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,8,15,.92),rgba(5,8,15,.35))}
.hero .wrap{position:relative;z-index:2;padding-top:90px;padding-bottom:90px}
.hero h1{font-size:clamp(34px,5vw,62px);line-height:1.15;font-weight:800;letter-spacing:-.5px}
.hero p.sub{margin-top:22px;font-size:clamp(15px,2vw,20px);color:#c6d8f2;max-width:640px}
.hero .cta{margin-top:38px;display:flex;gap:14px;flex-wrap:wrap}
.page-hero{padding:90px 0 60px;background:linear-gradient(180deg,#0a1930,var(--bg))}
.page-hero h1{font-size:clamp(30px,4vw,48px);font-weight:800}
.page-hero p{margin-top:16px;color:var(--muted);max-width:720px}

/* ---------- stats ---------- */
.stats{background:linear-gradient(90deg,#0b2d63,#0a1a3a);border-block:1px solid var(--line)}
.stats .wrap{display:flex;flex-wrap:wrap;gap:24px;justify-content:space-between;padding-block:26px}
.stat b{display:block;font-size:26px;font-weight:800}
.stat span{font-size:13px;color:#b6c9e4}

/* ---------- sections ---------- */
section{padding:80px 0}
.section-title{text-align:center;font-size:clamp(26px,3.4vw,40px);font-weight:800}
.section-sub{text-align:center;color:var(--muted);margin-top:14px;max-width:760px;margin-inline:auto}
.grid{display:grid;gap:22px;margin-top:46px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g5{grid-template-columns:repeat(5,1fr)}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:border-color .25s,transform .25s}
.card:hover{border-color:var(--brand-2);transform:translateY(-4px)}
.card h3{font-size:19px;margin-bottom:10px}
.card p{color:var(--muted);font-size:15px}
.card .ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:rgba(26,140,255,.16);color:var(--brand-2);font-size:20px;margin-bottom:16px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split img{border-radius:var(--radius);border:1px solid var(--line)}
.split h2{font-size:clamp(24px,3vw,36px);font-weight:800;margin-bottom:16px}
.split p{color:var(--muted)}
.split ul{margin-top:18px;display:grid;gap:10px}
.split li{color:#cfe0f7;padding-left:22px;position:relative}
.split li::before{content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:50%;background:var(--brand-2)}
.map-box{margin-top:40px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#02060d}
.alt{background:linear-gradient(180deg,var(--bg),#071527,var(--bg))}

/* ---------- price ---------- */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:46px}
.plan{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:32px;text-align:center;position:relative}
.plan.best{border-color:var(--brand);box-shadow:0 20px 50px rgba(26,140,255,.18)}
.tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--brand);color:#fff;font-size:12px;padding:5px 14px;border-radius:999px}
.plan h3{font-size:20px}
.price{font-size:44px;font-weight:800;margin:14px 0 4px}
.price small{font-size:15px;font-weight:500;color:var(--muted)}
.plan .old{color:var(--muted);text-decoration:line-through;font-size:14px}
.plan ul{margin:24px 0;display:grid;gap:11px;text-align:left}
.plan li{color:#cfe0f7;font-size:15px;padding-left:24px;position:relative}
.plan li::before{content:"✓";position:absolute;left:0;color:var(--brand-2)}

/* ---------- tables / faq ---------- */
.faq{max-width:860px;margin:40px auto 0;display:grid;gap:14px}
.faq details{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px 22px}
.faq summary{cursor:pointer;font-weight:600;font-size:16px}
.faq p{margin-top:12px;color:var(--muted)}
.steps{counter-reset:s;display:grid;gap:18px;margin-top:40px}
.step{display:flex;gap:18px;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:22px}
.step b{flex:none;width:38px;height:38px;border-radius:50%;background:var(--brand);display:grid;place-items:center;color:#fff}
.step p{color:var(--muted);margin-top:6px}

/* ---------- cta band ---------- */
.band{background:linear-gradient(120deg,#0a3f8f,#062045);border-block:1px solid var(--line);text-align:center}
.band h2{font-size:clamp(24px,3vw,36px);font-weight:800}
.band p{color:#c6d8f2;margin-top:12px}
.band .btn{margin-top:26px}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--line);background:#03060c;padding:56px 0 28px;font-size:15px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px}
.foot-grid h4{font-size:15px;margin-bottom:14px}
.foot-grid a,.foot-grid p{color:var(--muted);display:block;margin-bottom:9px}
.foot-grid a:hover{color:#fff}
.copyright{margin-top:36px;padding-top:20px;border-top:1px solid var(--line);color:var(--muted);font-size:13px;text-align:center}

@media (max-width:900px){
  .nav{height:auto;flex-wrap:wrap;padding-block:12px;gap:12px}
  .nav-links{order:3;width:100%;overflow-x:auto;gap:18px;font-size:14px;padding-bottom:4px}
  .g3,.g4,.g5,.g2,.plans,.split,.foot-grid{grid-template-columns:1fr}
  section{padding:56px 0}
  .hero{min-height:520px}
}