/* QuickQ static site - netquickq.com */
:root{
  --blue:#1f6bff; --blue-dark:#1449c0; --navy:#0b1733; --navy-2:#132248;
  --text:#18223a; --muted:#5b6780; --bg:#ffffff; --bg-alt:#f3f6fd;
  --border:#e3e9f5; --radius:16px; --shadow:0 18px 40px rgba(20,45,110,.10);
  --max:1160px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Roboto,Helvetica,Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue);text-decoration:none}
a:hover{color:var(--blue-dark)}
ul,ol{margin:0;padding:0}
li{list-style:none}
h1,h2,h3,h4{line-height:1.25;margin:0 0 .6em}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.muted{color:var(--muted)}
.note{margin-top:28px;color:var(--muted);font-size:14px}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.nav{display:flex;align-items:center;gap:20px;height:68px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px;color:var(--navy)}
.menu{display:flex;gap:22px;margin-left:12px;flex:1}
.menu a{color:var(--text);font-size:15px;font-weight:500;white-space:nowrap}
.menu a.active{color:var(--blue)}
.nav-actions{display:flex;align-items:center;gap:14px}
.lang{font-size:14px;color:var(--muted);border:1px solid var(--border);border-radius:999px;padding:4px 12px}

/* buttons */
.btn{display:inline-block;padding:13px 26px;border-radius:999px;font-weight:600;font-size:16px;transition:.2s;border:1px solid transparent}
.btn-sm{padding:8px 18px;font-size:14px}
.btn-primary{background:linear-gradient(135deg,var(--blue),#3f8bff);color:#fff;box-shadow:0 10px 24px rgba(31,107,255,.28)}
.btn-primary:hover{color:#fff;transform:translateY(-1px)}
.btn-ghost{border-color:var(--border);color:var(--navy);background:#fff}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;margin:26px 0}

/* hero */
.hero{background:radial-gradient(1200px 500px at 80% -10%,#1f47a8 0%,var(--navy) 55%,var(--navy) 100%);color:#fff;padding:78px 0 86px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(30px,4vw,48px);letter-spacing:-.5px}
.hero p{color:#c6d4f2;font-size:17px;max-width:540px}
.pill{display:inline-block;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);color:#dce7ff;border-radius:999px;padding:5px 14px;font-size:13px;margin-bottom:18px}
.hero-art img{border-radius:var(--radius);box-shadow:0 30px 60px rgba(0,0,0,.35)}
.stats{display:flex;gap:34px;margin-top:10px;flex-wrap:wrap}
.stats strong{display:block;font-size:26px;color:#fff}
.stats span{font-size:13px;color:#9fb4e0}

/* page hero */
.page-hero{background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff;padding:64px 0 58px;text-align:center}
.page-hero h1{font-size:clamp(26px,3.4vw,40px)}
.page-hero p{color:#c6d4f2;max-width:640px;margin:0 auto}

/* sections */
.section{padding:72px 0}
.section.alt{background:var(--bg-alt)}
.section-title{text-align:center;font-size:clamp(22px,2.6vw,32px)}
.section-sub{text-align:center;color:var(--muted);margin:-6px 0 40px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.card,.reason,.dl-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;transition:.22s}
.card:hover,.reason:hover,.dl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card h3,.reason h3,.dl-card h3{font-size:18px}
.card p,.reason p{color:var(--muted);margin:0;font-size:15px}
.icon{margin-bottom:12px;color:var(--blue)}
.ico{width:30px;height:30px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center}
.split img{border-radius:var(--radius);box-shadow:var(--shadow)}
.split h2{font-size:clamp(22px,2.4vw,30px)}
.check li,.steps li{position:relative;padding-left:26px;margin-bottom:10px;color:var(--muted)}
.check li:before{content:"✓";position:absolute;left:0;color:var(--blue);font-weight:700}
.steps{counter-reset:s}
.steps li{counter-increment:s}
.steps li:before{content:counter(s);position:absolute;left:0;top:4px;width:18px;height:18px;border-radius:50%;background:var(--blue);color:#fff;font-size:11px;line-height:18px;text-align:center}
.dl-card{text-align:center}
.cta-band{text-align:center}
.cta-band h2{font-size:28px}
.cta-band p{color:var(--muted);margin-bottom:22px}

/* faq */
.faq-list{max-width:860px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:14px;padding:18px 22px;margin-bottom:14px}
.faq-item summary{cursor:pointer;font-weight:600;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:after{content:"+";float:right;color:var(--blue);font-size:20px;line-height:1}
.faq-item[open] summary:after{content:"–"}
.faq-item p{color:var(--muted);margin:12px 0 0}

/* footer */
.site-footer{background:var(--navy);color:#c6d4f2;padding:56px 0 24px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px}
.footer-brand{color:#fff;margin-bottom:10px}
.site-footer h4{color:#fff;font-size:15px}
.site-footer a{color:#c6d4f2;font-size:14px}
.site-footer a:hover{color:#fff}
.site-footer li{margin-bottom:8px}
.copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:34px;padding-top:18px;font-size:13px;color:#8ba1cd}

@media (max-width:960px){
  .hero-grid,.split,.footer-grid{grid-template-columns:1fr}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .menu{display:none}
}
@media (max-width:620px){
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .hero{padding:52px 0 60px}
  .section{padding:52px 0}
}