@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Manrope:wght@600;700;800&display=swap');

:root{
  --ink:#0f172a;
  --muted:#64748b;
  --blue:#2563eb;
  --blue2:#4f46e5;
  --cyan:#06b6d4;
  --purple:#7c3aed;
  --bg:#f6f8fc;
  --surface:#ffffff;
  --line:#e7ebf3;
  --shadow:0 18px 55px rgba(15,23,42,.09);
  --shadow-sm:0 8px 24px rgba(15,23,42,.07);
  --radius:20px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--ink);
  background:
    radial-gradient(circle at 10% 0%,rgba(37,99,235,.08),transparent 28%),
    radial-gradient(circle at 90% 5%,rgba(124,58,237,.07),transparent 25%),
    var(--bg);
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  line-height:1.7;
}
a{color:var(--blue);text-decoration:none;transition:.2s ease}
a:hover{color:var(--blue2)}
.container{width:min(1160px,calc(100% - 40px));margin:auto}

.topbar{
  background:#0b1220;color:#cbd5e1;font-size:12px;
  padding:8px 0;border-bottom:1px solid rgba(255,255,255,.08)
}
.topbar .container{display:flex;justify-content:space-between;gap:20px}

header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(226,232,240,.8);
}
.header-inner{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.logo{
  display:flex;align-items:center;gap:9px;color:var(--ink);
  font-family:Manrope,sans-serif;font-size:22px;font-weight:800;letter-spacing:-.7px
}
.logo span{
  display:grid;place-items:center;width:38px;height:38px;border-radius:12px;
  color:white;font-size:13px;letter-spacing:.2px;
  background:linear-gradient(135deg,var(--blue),var(--purple));
  box-shadow:0 8px 22px rgba(37,99,235,.25)
}
nav ul{list-style:none;display:flex;align-items:center;gap:8px;margin:0;padding:0}
nav a{color:#475569;font-size:14px;font-weight:600;padding:10px 12px;border-radius:10px}
nav a:hover{background:#f1f5f9;color:var(--ink)}
nav .btn-primary{color:#fff!important}
.menu{display:none;border:0;background:#f1f5f9;border-radius:10px;padding:10px 13px;font-size:18px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:12px;padding:12px 18px;font-weight:700;font-size:14px;
  border:1px solid transparent
}
.btn-primary{
  color:#fff!important;
  background:linear-gradient(135deg,var(--blue),var(--purple));
  box-shadow:0 10px 24px rgba(37,99,235,.22)
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 14px 30px rgba(37,99,235,.28)}
.btn-secondary{background:#fff;border-color:var(--line);color:var(--ink)}

.hero{
  position:relative;overflow:hidden;padding:92px 0 80px;
  background:
    radial-gradient(circle at 75% 15%,rgba(34,211,238,.22),transparent 22%),
    radial-gradient(circle at 85% 80%,rgba(124,58,237,.20),transparent 28%)
}
.hero:before{
  content:"";position:absolute;inset:auto -10% -45% 35%;height:480px;
  background:linear-gradient(135deg,rgba(37,99,235,.12),rgba(124,58,237,.08));
  filter:blur(60px);border-radius:50%;pointer-events:none
}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:65px;align-items:center;position:relative}
.hero h1{
  margin:0 0 20px;font-family:Manrope,sans-serif;font-size:clamp(42px,5vw,68px);
  line-height:1.03;letter-spacing:-3px
}
.hero h1 span{
  background:linear-gradient(90deg,var(--blue),var(--purple),var(--cyan));
  -webkit-background-clip:text;background-clip:text;color:transparent
}
.hero p{font-size:18px;color:#64748b;max-width:650px;margin:0 0 28px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-card{
  background:rgba(255,255,255,.82);border:1px solid rgba(255,255,255,.9);
  box-shadow:var(--shadow);border-radius:28px;padding:22px;
  backdrop-filter:blur(12px);transform:rotate(1deg)
}
.hero-card .screen{
  min-height:330px;border-radius:19px;overflow:hidden;
  background:linear-gradient(145deg,#101827,#172554 55%,#312e81);
  position:relative;padding:24px;color:#fff
}
.hero-card .screen:after{
  content:"";position:absolute;width:180px;height:180px;border-radius:50%;
  right:-50px;top:-50px;background:rgba(34,211,238,.22);filter:blur(4px)
}
.screen-title{font-size:12px;text-transform:uppercase;letter-spacing:1.6px;color:#a5b4fc;font-weight:800}
.screen h3{font-family:Manrope;font-size:27px;line-height:1.15;margin:10px 0 22px}
.screen-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.screen-chip{
  padding:13px;border-radius:14px;background:rgba(255,255,255,.09);
  border:1px solid rgba(255,255,255,.09);font-weight:700;font-size:13px
}

.section{padding:78px 0}
.section.alt{background:#fff}
.section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:28px}
.section h2,.article h2{
  font-family:Manrope,sans-serif;letter-spacing:-1.1px;line-height:1.15
}
.section h2{font-size:34px;margin:0}
.lead{color:var(--muted);max-width:720px;font-size:16px}

.cards,.tile-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:18px
}
.card,.tile{
  display:block;background:rgba(255,255,255,.92);border:1px solid var(--line);
  border-radius:var(--radius);padding:24px;color:var(--ink);
  box-shadow:0 4px 20px rgba(15,23,42,.035);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease
}
.card:hover,.tile:hover{
  transform:translateY(-5px);box-shadow:var(--shadow);border-color:#cdd8f8;color:var(--ink)
}
.card h3,.tile h3{font-family:Manrope;margin:0 0 8px;font-size:18px;letter-spacing:-.4px}
.card p,.tile p{margin:0;color:var(--muted);font-size:14px}
.card:before,.tile:before{
  content:"";display:block;width:38px;height:4px;border-radius:20px;
  margin-bottom:18px;background:linear-gradient(90deg,var(--blue),var(--cyan))
}

.search-card{
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);
  border-radius:18px;padding:8px
}
.search{display:flex;align-items:center;gap:10px}
.search:before{content:"⌕";font-size:25px;color:#94a3b8;padding-left:12px}
.search input{
  width:100%;border:0;outline:0;background:transparent;padding:15px 12px;
  font-size:15px;color:var(--ink)
}

.article{padding:46px 0 90px}
.breadcrumbs{font-size:13px;color:#94a3b8;margin-bottom:28px}
.breadcrumbs a{color:#64748b}
.article-wrap{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:35px}
.article-main{
  background:#fff;border:1px solid var(--line);border-radius:24px;
  padding:clamp(24px,4vw,48px);box-shadow:var(--shadow-sm)
}
.article-main h1{
  font-family:Manrope;font-size:clamp(34px,4vw,52px);line-height:1.08;
  letter-spacing:-2px;margin:0 0 12px
}
.article-main h2{font-size:28px;margin-top:42px}
.article-main h3{font-size:19px;margin-top:28px}
.article-main p,.article-main li{color:#475569}
.article-main ol,.article-main ul{padding-left:23px}
.updated{font-size:13px;color:#94a3b8;margin-bottom:28px}
.callout{
  margin:26px 0;padding:18px 20px;border-radius:16px;
  background:linear-gradient(135deg,#eff6ff,#f5f3ff);
  border:1px solid #dbeafe;color:#334155
}
.callout strong{color:#1e3a8a}

.sidebar{
  position:sticky;top:100px;height:max-content;
  background:#fff;border:1px solid var(--line);border-radius:20px;
  padding:20px;box-shadow:var(--shadow-sm)
}
.sidebar h3{font-family:Manrope;margin:3px 0 13px}
.sidebar a{
  display:block;padding:10px 12px;border-radius:10px;color:#475569;font-size:14px
}
.sidebar a:hover{background:#f1f5f9;color:var(--blue)}

footer{
  background:#0b1220;color:#94a3b8;margin-top:0;padding:55px 0 25px
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px}
footer h3{color:#fff;font-family:Manrope;margin:0 0 12px}
footer p{font-size:14px}
footer a{display:block;color:#94a3b8;margin:7px 0;font-size:14px}
footer a:hover{color:#fff}
.copyright{
  border-top:1px solid rgba(255,255,255,.09);margin-top:35px;padding-top:20px;
  font-size:12px;color:#64748b
}

@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:35px}
  .hero-card{max-width:650px;margin:auto}
  .cards,.tile-grid{grid-template-columns:repeat(2,1fr)}
  .article-wrap{grid-template-columns:1fr}
  .sidebar{position:static}
  nav ul{display:none}
  .menu{display:block}
}
@media(max-width:620px){
  .container{width:min(100% - 28px,1160px)}
  .topbar .container span:last-child{display:none}
  .hero{padding:60px 0}
  .hero h1{font-size:43px;letter-spacing:-2px}
  .hero p{font-size:16px}
  .cards,.tile-grid{grid-template-columns:1fr}
  .section{padding:58px 0}
  .section h2{font-size:29px}
  .article{padding-top:28px}
  .article-main{border-radius:18px;padding:22px}
  .footer-grid{grid-template-columns:1fr;gap:25px}
  .screen-grid{grid-template-columns:1fr}
}

.call-now{
  display:inline-flex;align-items:center;gap:10px;margin-left:auto;
  color:#fff!important;background:linear-gradient(135deg,#ef4444,#f97316);
  border-radius:13px;padding:9px 13px;box-shadow:0 9px 22px rgba(239,68,68,.22);
  line-height:1.15;text-decoration:none
}
.call-now:hover{color:#fff;transform:translateY(-1px)}
.call-icon{display:grid;place-items:center;width:30px;height:30px;border-radius:9px;background:rgba(255,255,255,.18);font-size:16px}
.call-now strong,.call-now small{display:block}
.call-now strong{font-size:11px;text-transform:uppercase;letter-spacing:.6px}
.call-now small{font-size:12px;margin-top:2px}
.call-banner{display:flex;justify-content:flex-end;padding:16px 0}
@media(max-width:900px){
  .call-now{margin-left:auto;margin-right:8px}
  .header-inner .call-now small{display:none}
  .header-inner .call-now{padding:8px}
}
@media(max-width:620px){
  .call-banner{justify-content:center}
  .call-banner .call-now{margin:0}
}

.help-cta{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px;border-radius:18px;margin:30px 0;
  background:linear-gradient(135deg,#eff6ff,#f5f3ff);
  border:1px solid #dbeafe
}
.help-cta strong{font-family:Manrope;font-size:20px;color:#0f172a}
.help-cta p{margin:4px 0 0}
@media(max-width:620px){.help-cta{flex-direction:column;align-items:flex-start}.help-cta .btn{width:100%}}

/* Mobile-first navigation and call-to-action improvements */
@media(max-width:900px){
  .header-inner{gap:10px;min-height:66px}
  .logo{font-size:19px;gap:7px;flex:0 0 auto}
  .logo span{width:34px;height:34px;border-radius:10px}
  nav{order:4;position:absolute;left:0;right:0;top:66px;background:rgba(255,255,255,.98);border-bottom:1px solid var(--line);box-shadow:0 14px 28px rgba(15,23,42,.10)}
  nav ul{display:none;flex-direction:column;align-items:stretch;gap:3px;padding:12px 14px}
  nav ul.mobile-open{display:flex}
  nav a{display:block;padding:12px 13px}
  .menu{display:block;flex:0 0 auto;cursor:pointer}
  .header-inner .call-now{margin-left:auto;margin-right:0;padding:8px 10px;min-height:40px}
  .header-inner .call-now small{display:block;font-size:11px}
  .header-inner .call-now strong{font-size:10px}
  .call-icon{width:26px;height:26px}
}
@media(max-width:560px){
  .container{width:min(100% - 24px,1160px)}
  .topbar{font-size:11px}
  .topbar .container span:first-child{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .header-inner{min-height:62px}
  nav{top:62px}
  .logo span{width:32px;height:32px}
  .logo{font-size:18px}
  .header-inner .call-now{padding:7px 8px;border-radius:11px;box-shadow:0 6px 16px rgba(239,68,68,.20)}
  .header-inner .call-now small{display:none}
  .header-inner .call-now strong{font-size:10px;letter-spacing:.4px}
  .menu{padding:8px 10px;font-size:17px}
  .hero h1{font-size:clamp(34px,10vw,43px)}
  .hero{padding:48px 0}
  .article-main h1{font-size:clamp(30px,8vw,44px);letter-spacing:-1.4px}
  .article-main h2{font-size:24px}
  .btn{width:100%}
}

/* Final mobile SEO/UX polish */
html { overflow-x:hidden; }
img, video, iframe { max-width:100%; height:auto; }
.call-now-large { min-height:46px; }
@media (max-width: 900px) {
  .container { width:min(94%, 760px); }
  .header-inner { gap:8px; flex-wrap:wrap; }
  nav ul { gap:10px; flex-wrap:wrap; }
  .article-wrap { grid-template-columns:1fr !important; }
  .sidebar { order:2; }
  .cards { grid-template-columns:1fr !important; }
}
@media (max-width: 640px) {
  body { font-size:16px; }
  h1 { font-size:clamp(30px, 8vw, 42px); line-height:1.08; }
  h2 { font-size:25px; }
  h3 { font-size:19px; }
  .header-inner { padding:10px 0; }
  nav ul { display:none; }
  .call-now { margin-left:auto; }
  .call-now small { display:block !important; }
  .call-now-large { width:100%; justify-content:center; margin:0; }
  .btn, .btn-primary { min-height:46px; display:inline-flex; align-items:center; justify-content:center; }
  .article-main, .sidebar { padding-left:0 !important; padding-right:0 !important; }
  .call-banner { padding:14px 0; }
  table { display:block; overflow-x:auto; max-width:100%; }
}