/* ============================================================
   Qxentrix AI — shared stylesheet
   Design tokens
   ============================================================ */
:root{
  --bg:            #FBFBFD;
  --bg-raised:     #F4F4F9;
  --bg-panel:      #FFFFFF;
  --border:        #E5E6EE;
  --border-soft:   #EDEEF4;
  --text:          #16171F;
  --text-muted:    #5B5D6E;
  --text-faint:    #9497A8;
  --accent:        #6A3FF2;
  --accent-soft:   rgba(106,63,242,0.07);
  --accent-line:   rgba(106,63,242,0.28);
  --blue:          #2F6FEB;
  --green:         #148A5B;
  --amber:         #B4740E;

  --font-display: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --font-body:    'Inter', system-ui, -apple-system, sans-serif;
  --font-mono:    'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --shadow-sm: 0 1px 2px rgba(22,23,31,0.04), 0 1px 1px rgba(22,23,31,0.03);
  --shadow-md: 0 10px 30px -12px rgba(22,23,31,0.12), 0 2px 8px rgba(22,23,31,0.04);
  --shadow-lg: 0 24px 60px -20px rgba(22,23,31,0.18);

  --maxw: 1180px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-2;
  background:
    radial-gradient(900px 480px at 84% -10%, rgba(106,63,242,0.08), transparent 60%),
    radial-gradient(700px 420px at 6% 6%, rgba(47,111,235,0.06), transparent 60%);
  pointer-events:none;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:600;
  letter-spacing:-0.01em;
  margin:0 0 .5em;
}
h1{font-size:clamp(2.2rem,4.5vw,3.4rem);line-height:1.08;letter-spacing:-0.02em;}
h2{font-size:clamp(1.6rem,2.6vw,2.25rem);line-height:1.15;}
h3{font-size:1.25rem;}
p{margin:0 0 1em;color:var(--text-muted);}
code, pre, .mono{font-family:var(--font-mono);}
::selection{background:var(--accent);color:#fff;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important;}
}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section-tight{padding:56px 0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;
  color:var(--accent);background:var(--accent-soft);border:1px solid var(--accent-line);
  padding:5px 12px;border-radius:999px;margin-bottom:18px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent);}

.lede{font-size:1.15rem;color:var(--text-muted);max-width:640px;}
.center{text-align:center;margin-left:auto;margin-right:auto;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--font-body);font-weight:600;font-size:.92rem;
  padding:12px 20px;border-radius:8px;border:1px solid transparent;
  cursor:pointer;transition:transform .15s ease, background .15s ease, border-color .15s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-1px);}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--blue));color:#fff;box-shadow:0 8px 20px -8px rgba(106,63,242,0.45);}
.btn-primary:hover{box-shadow:0 12px 28px -8px rgba(106,63,242,0.55);}
.btn-ghost{background:var(--bg-panel);border-color:var(--border);color:var(--text);box-shadow:var(--shadow-sm);}
.btn-ghost:hover{border-color:var(--accent-line);background:var(--accent-soft);}
.btn-sm{padding:9px 16px;font-size:.85rem;}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- Nav ---------- */
header.site{
  position:sticky;top:0;z-index:50;
  background:rgba(251,251,253,0.82);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border-soft);
}
.nav{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;max-width:var(--maxw);margin:0 auto;}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:700;font-size:1.05rem;letter-spacing:-0.01em;}
.brand-mark{width:26px;height:26px;flex:none;}
.nav-links{display:flex;gap:28px;align-items:center;}
.nav-links a{font-size:.92rem;color:var(--text-muted);transition:color .15s ease;position:relative;}
.nav-links a:hover, .nav-links a.active{color:var(--text);}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-18px;height:2px;background:var(--accent);}
.nav-cta{display:flex;gap:10px;align-items:center;}
.nav-toggle{display:none;background:none;border:1px solid var(--border);border-radius:8px;padding:8px 10px;color:var(--text);}

@media (max-width: 880px){
  .nav-links{
    position:fixed;top:64px;left:0;right:0;bottom:0;
    background:var(--bg);border-top:1px solid var(--border-soft);
    flex-direction:column;align-items:flex-start;padding:24px;gap:18px;
    transform:translateY(-8px);opacity:0;pointer-events:none;transition:opacity .18s ease, transform .18s ease;
  }
  .nav-links.open{opacity:1;pointer-events:auto;transform:translateY(0);}
  .nav-links a{font-size:1rem;}
  .nav-toggle{display:block;}
  .nav-cta .btn-ghost{display:none;}
}

/* ---------- Footer ---------- */
footer.site{border-top:1px solid var(--border-soft);padding:56px 0 32px;margin-top:64px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;margin-bottom:40px;}
.footer-col h4{font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;color:var(--text-faint);margin-bottom:14px;}
.footer-col a{display:block;font-size:.9rem;color:var(--text-muted);margin-bottom:10px;}
.footer-col a:hover{color:var(--text);}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;padding-top:24px;border-top:1px solid var(--border-soft);font-size:.82rem;color:var(--text-faint);}
@media (max-width:720px){.footer-grid{grid-template-columns:1fr 1fr;}}

/* ---------- Cards / grid ---------- */
.grid{display:grid;gap:20px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
@media (max-width:880px){.grid-3,.grid-2{grid-template-columns:1fr;}}

.card{
  background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:26px;box-shadow:var(--shadow-sm);
  transition:border-color .15s ease, transform .15s ease, box-shadow .15s ease;
}
.card:hover{border-color:var(--accent-line);box-shadow:var(--shadow-md);transform:translateY(-2px);}
.card h3{margin-bottom:8px;}
.card p{margin-bottom:0;font-size:.94rem;}
.card-icon{width:38px;height:38px;border-radius:9px;background:var(--accent-soft);border:1px solid var(--accent-line);display:flex;align-items:center;justify-content:center;margin-bottom:16px;color:var(--accent);}

.badge{display:inline-block;font-family:var(--font-mono);font-size:.72rem;padding:3px 9px;border-radius:5px;background:var(--accent-soft);color:var(--accent);border:1px solid var(--accent-line);}
.badge-muted{background:var(--bg-raised);color:var(--text-muted);border-color:var(--border);}
.badge-green{background:rgba(53,211,153,0.12);color:var(--green);border-color:rgba(53,211,153,0.35);}
.badge-amber{background:rgba(245,183,89,0.12);color:var(--amber);border-color:rgba(245,183,89,0.35);}

/* ---------- Code block ---------- */
.codeblock{
  background:#12131C;border:1px solid var(--border);border-radius:var(--radius-md);
  overflow:hidden;box-shadow:var(--shadow-md);
}
.codeblock .cb-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:10px 16px;border-bottom:1px solid var(--border);
  font-family:var(--font-mono);font-size:.76rem;color:var(--text-faint);
}
.cb-dots{display:flex;gap:6px;}
.cb-dots span{width:9px;height:9px;border-radius:50%;background:var(--border);}
.codeblock pre{margin:0;padding:18px 20px;overflow-x:auto;font-size:.84rem;line-height:1.6;}
.codeblock code{color:#C7CAD9;}
.tok-key{color:#7C5CFF;} .tok-str{color:#35D399;} .tok-com{color:#5D5F6C;} .tok-fn{color:#4C8DFF;} .tok-num{color:#F5B759;}

/* ---------- Hero ---------- */
.hero{padding:96px 0 60px;}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
@media (max-width:960px){.hero-grid{grid-template-columns:1fr;}}
.stat-row{display:flex;gap:36px;margin-top:36px;flex-wrap:wrap;}
.stat-row .stat b{display:block;font-family:var(--font-display);font-size:1.6rem;color:var(--text);}
.stat-row .stat span{font-size:.8rem;color:var(--text-faint);}

/* ---------- AWS trust strip ---------- */
.trust-strip{border:1px solid var(--border);background:var(--bg-panel);border-radius:var(--radius-lg);padding:34px;box-shadow:var(--shadow-sm);}
.trust-strip .svc-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:20px;}
.svc-chip{display:flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:.82rem;padding:8px 14px;border-radius:8px;background:var(--bg-raised);border:1px solid var(--border);color:var(--text-muted);}
.svc-chip b{color:var(--text);}

/* ---------- Architecture diagram ---------- */
.arch-diagram{width:100%;height:auto;}
.arch-node rect{fill:var(--bg-raised);stroke:var(--border);}
.arch-node.active rect{stroke:var(--accent-line);}
.arch-label{font-family:var(--font-mono);font-size:11px;fill:var(--text);}
.arch-sub{font-family:var(--font-mono);font-size:9px;fill:var(--text-faint);}
.arch-line{stroke:var(--border);stroke-width:1.5;fill:none;}
.arch-dot{fill:var(--accent);}

/* ---------- Pricing ---------- */
.pricing-toggle{display:flex;align-items:center;justify-content:center;gap:14px;margin:28px 0 44px;}
.switch{position:relative;width:52px;height:28px;background:var(--bg-panel);border:1px solid var(--border);border-radius:999px;cursor:pointer;}
.switch .knob{position:absolute;top:2px;left:2px;width:22px;height:22px;border-radius:50%;background:var(--accent);transition:left .18s ease;}
.switch.on .knob{left:26px;}
.save-pill{font-family:var(--font-mono);font-size:.72rem;color:var(--green);background:rgba(53,211,153,0.12);border:1px solid rgba(53,211,153,0.35);padding:3px 9px;border-radius:999px;}

.plan{background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius-lg);padding:30px;display:flex;flex-direction:column;box-shadow:var(--shadow-sm);}
.plan.featured{border-color:var(--accent-line);background:linear-gradient(180deg,rgba(106,63,242,0.06),transparent 40%),var(--bg-panel);position:relative;box-shadow:var(--shadow-md);}
.plan.featured::before{content:"Most popular";position:absolute;top:-12px;right:24px;background:var(--accent);color:#fff;font-size:.7rem;font-weight:700;padding:4px 10px;border-radius:6px;}
.plan .price{font-family:var(--font-display);font-size:2.1rem;margin:14px 0 4px;}
.plan .price small{font-size:.85rem;color:var(--text-faint);font-weight:400;}
.plan ul{list-style:none;padding:0;margin:20px 0;flex:1;}
.plan ul li{display:flex;gap:10px;padding:7px 0;font-size:.88rem;color:var(--text-muted);border-top:1px solid var(--border-soft);}
.plan ul li:first-child{border-top:none;}
.plan ul li svg{flex:none;color:var(--green);margin-top:3px;}

/* ---------- FAQ ---------- */
.faq-item{border-bottom:1px solid var(--border-soft);padding:18px 0;}
.faq-q{display:flex;justify-content:space-between;align-items:center;cursor:pointer;font-weight:600;gap:20px;}
.faq-q .plus{font-family:var(--font-mono);color:var(--accent);transition:transform .2s ease;}
.faq-item.open .plus{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease;}
.faq-a p{margin-top:10px;font-size:.92rem;}
.faq-item.open .faq-a{max-height:400px;}

/* ---------- Forms ---------- */
.form-field{margin-bottom:18px;}
.form-field label{display:block;font-size:.85rem;color:var(--text-muted);margin-bottom:7px;}
.form-field input, .form-field textarea, .form-field select{
  width:100%;background:var(--bg-panel);border:1px solid var(--border);border-radius:8px;
  padding:12px 14px;color:var(--text);font-family:var(--font-body);font-size:.94rem;
}
.form-field input:focus, .form-field textarea:focus{border-color:var(--accent-line);}
.form-field textarea{min-height:120px;resize:vertical;}
.form-note{font-size:.82rem;color:var(--text-faint);margin-top:14px;}

/* ---------- Table (docs / api) ---------- */
table.api-table{width:100%;border-collapse:collapse;font-size:.88rem;}
table.api-table th{text-align:left;color:var(--text-faint);font-weight:500;font-size:.76rem;text-transform:uppercase;letter-spacing:.04em;padding:10px 12px;border-bottom:1px solid var(--border);}
table.api-table td{padding:12px;border-bottom:1px solid var(--border-soft);color:var(--text-muted);}
table.api-table td:first-child{color:var(--text);font-family:var(--font-mono);}

.method{font-family:var(--font-mono);font-size:.72rem;font-weight:700;padding:3px 8px;border-radius:5px;}
.method.get{background:rgba(76,141,255,0.14);color:var(--blue);}
.method.post{background:rgba(53,211,153,0.14);color:var(--green);}
.method.delete{background:rgba(217,58,58,0.10);color:#C23B3B;}

.docs-layout{display:grid;grid-template-columns:220px 1fr;gap:48px;}
.docs-nav{position:sticky;top:96px;align-self:start;font-size:.88rem;}
.docs-nav a{display:block;padding:6px 0;color:var(--text-muted);}
.docs-nav a:hover,.docs-nav a.active{color:var(--accent);}
.docs-nav .grp{color:var(--text-faint);text-transform:uppercase;font-size:.72rem;letter-spacing:.05em;margin:16px 0 4px;}
@media (max-width:880px){.docs-layout{grid-template-columns:1fr;} .docs-nav{position:static;display:flex;flex-wrap:wrap;gap:4px 16px;} .docs-nav .grp{width:100%;}}

/* ---------- Blog ---------- */
.post-meta{font-family:var(--font-mono);font-size:.8rem;color:var(--text-faint);margin-bottom:6px;}
.post article{max-width:720px;margin:0 auto;}
.post article h2{margin-top:1.6em;}
.post article p{color:#3A3C4A;font-size:1.02rem;}
.post article ul{color:#3A3C4A;}
.byline{display:flex;align-items:center;gap:10px;margin:26px 0 40px;padding:16px 0;border-top:1px solid var(--border-soft);border-bottom:1px solid var(--border-soft);}
.avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--blue));flex:none;}

/* ---------- Misc sections ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
@media (max-width:880px){.split{grid-template-columns:1fr;}}
.divider{height:1px;background:var(--border-soft);margin:64px 0;}
.kicker-list{display:flex;flex-direction:column;gap:22px;}
.kicker-list .step{display:flex;gap:16px;}
.step-num{font-family:var(--font-mono);color:var(--accent);font-size:.85rem;flex:none;width:28px;padding-top:2px;}

.cta-band{background:linear-gradient(135deg, rgba(106,63,242,0.08), rgba(47,111,235,0.05));border:1px solid var(--accent-line);border-radius:var(--radius-lg);padding:56px;text-align:center;box-shadow:var(--shadow-sm);}

/* ---------- Environment toggle (sandbox / live) ---------- */
.env-card{background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:28px;margin:20px 0 28px;}
.env-toggle-row{display:flex;align-items:center;justify-content:center;gap:14px;margin-bottom:24px;flex-wrap:wrap;}
.env-toggle-row .badge{font-size:.78rem;padding:5px 12px;transition:opacity .15s ease;}
.env-toggle-row .badge.dim{opacity:.4;}
.env-compare{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:8px;}
@media (max-width:720px){.env-compare{grid-template-columns:1fr;}}
.env-col{border:1px solid var(--border-soft);border-radius:var(--radius-md);padding:18px;}
.env-col h4{font-family:var(--font-mono);font-size:.78rem;text-transform:uppercase;letter-spacing:.05em;margin-bottom:10px;}
.env-col ul{list-style:none;margin:0;padding:0;}
.env-col li{font-size:.86rem;color:var(--text-muted);padding:5px 0;}

.page-hero{padding:64px 0 20px;}
.tag-list{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px;}

.team-card{text-align:center;}
.team-avatar{width:64px;height:64px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--blue));margin:0 auto 16px;}

.legal-nav{display:flex;gap:10px;margin-bottom:28px;}
.legal-nav a{padding:8px 14px;border:1px solid var(--border);border-radius:8px;font-size:.85rem;color:var(--text-muted);}
.legal-nav a.active{color:var(--text);border-color:var(--accent-line);background:var(--accent-soft);}
.legal-body h3{margin-top:1.8em;}
.legal-body p, .legal-body li{color:var(--text-muted);font-size:.94rem;}

.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;}
@media (max-width:880px){.contact-grid{grid-template-columns:1fr;}}
.info-row{display:flex;gap:14px;padding:16px 0;border-top:1px solid var(--border-soft);}
.info-row:first-child{border-top:none;}
.info-row .k{width:130px;flex:none;color:var(--text-faint);font-size:.82rem;text-transform:uppercase;letter-spacing:.04em;}
.info-row .v{color:var(--text);font-size:.92rem;}

.skip-link{position:absolute;left:-999px;top:0;background:var(--accent);color:#fff;padding:10px 16px;border-radius:6px;z-index:100;}
.skip-link:focus{left:16px;top:16px;}