:root{--bg:#f8f9fb;--surface:#ffffff;--ink:#0b1220;--muted:#5c6473;--line:#e5e7ee;--brand:#6b4eff;--accent:#ff7ab6;--soft:#f2f4ff}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif;background:var(--bg);color:var(--ink);line-height:1.7}
a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}
.container{max-width:1120px;margin:0 auto;padding:0 22px}
.site-header{position:sticky;top:0;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);z-index:10}
.header-inner{display:flex;gap:18px;align-items:center;justify-content:space-between;height:76px}
.slogan{display:block;color:var(--muted);font-size:13px}
.nav-menu{display:flex;gap:18px;list-style:none;margin:0;padding:0;align-items:center}
.nav-toggle{display:none}
.has-sub{position:relative}
.btn{background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;padding:10px 16px;border-radius:999px;font-weight:700;border:0}
.hero{padding:90px 0;background:linear-gradient(180deg,var(--soft),transparent)}
.hero h1{font-size:42px;margin:0 0 8px}
.hero p.lead{color:var(--muted);max-width:860px}
.section{padding:48px 0}
.kicker{letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-size:12px;margin-bottom:6px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;margin:30px 0}
.card{background:var(--surface);padding:20px;border:1px solid var(--line);border-radius:18px;box-shadow:0 8px 26px rgba(20,20,40,.06)}
blockquote{margin:0;padding:14px 16px;border-left:4px solid var(--brand);background:#fafbff;border-radius:10px}
.grids{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:22px}
h1,h2,h3{letter-spacing:.2px}
hr.sep{border:0;border-top:1px solid var(--line);margin:28px 0}
table{width:100%;border-collapse:collapse}
td,th{border:1px solid var(--line);padding:10px;text-align:left}
input,select,textarea{width:100%;padding:12px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink)}
label{display:block;margin:8px 0 6px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-row > div{width:100%}
.form-card{background:var(--surface);padding:24px;border:1px solid var(--line);border-radius:18px;box-shadow:0 8px 26px rgba(20,20,40,.06);max-width:720px;margin:0 auto}
.site-footer{margin-top:40px;background:#fff;border-top:1px solid var(--line);padding-top:22px}
.fineprint{border-top:1px solid var(--line);padding:14px 0;color:var(--muted);font-size:14px}
.skip-link{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{left:16px;top:16px;width:auto;height:auto;padding:8px 12px;background:#000;color:#fff;border-radius:8px}


/* v2 header adjustments */
.slogan{display:none !important;}
.nav-menu{flex-wrap:wrap; gap:12px;}
.nav-menu a{display:inline-block; padding:6px 8px;}
.nav-menu .btn{white-space:nowrap; padding:10px 16px; border-radius:999px; font-weight:700;}

@media (max-width: 980px){
  .header-inner{height:auto; padding:10px 0;}
  .nav-menu{justify-content:flex-start;}
}



/* --- v3 visual upgrades --- */
:root{
  --bg-grad: radial-gradient(60% 80% at 10% 10%, #f2f4ff 0%, transparent 55%),
             radial-gradient(50% 60% at 90% 10%, #fff3fa 0%, transparent 45%);
}

/* Base rhythm */
p{margin:0 0 12px}
h1{margin:0 0 12px}
h2{margin:28px 0 10px}
h3{margin:18px 0 8px}

/* Cards: hover lift */
.card{transition:transform .2s ease, box-shadow .2s ease}
.card:hover{transform:translateY(-2px); box-shadow:0 10px 32px rgba(20,20,40,.10)}

/* Alternating sections */
.section.alt{background:var(--surface); background-image:var(--bg-grad)}

/* Feature grid with icons */
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;margin-top:18px}
.feature{display:flex;gap:12px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);
  border-radius:18px;padding:18px;box-shadow:0 8px 26px rgba(20,20,40,.06)}
.feature .icon{width:38px;height:38px;flex:0 0 38px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(135deg,var(--soft),#fff)}

/* Timeline */
.timeline{position:relative;margin:16px 0 0;padding-left:28px}
.timeline::before{content:"";position:absolute;left:16px;top:6px;bottom:6px;width:2px;background:var(--line)}
.step{position:relative;margin:0 0 14px}
.step::before{content:attr(data-step);position:absolute;left:-6px;top:0;width:24px;height:24px;border-radius:999px;background:var(--brand);color:#fff;
  display:grid;place-items:center;font-weight:700;font-size:12px;border:2px solid #fff;box-shadow:0 2px 0 rgba(0,0,0,.05)}

/* CTA strip */
.cta-strip{background:linear-gradient(120deg,var(--brand),var(--accent));color:#fff;border-radius:22px;padding:22px;margin:22px 0}
.cta-strip a.btn{background:#fff;color:#0b1220}

/* Icon list */
.icon-list{list-style:none;padding:0;margin:0}
.icon-list li{display:flex;gap:10px;align-items:flex-start;margin:8px 0}
.icon-list svg{flex:0 0 18px;margin-top:4px}

/* Blog typography */
.post .lead{font-size:18px;color:var(--muted);max-width:800px}
.toc{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;margin:14px 0;box-shadow:0 6px 18px rgba(20,20,40,.06)}
.toc h3{margin-top:0}
.post figure{margin:16px 0}
.post figcaption{font-size:14px;color:var(--muted)}

/* Aside summary */
.aside{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px;box-shadow:0 8px 24px rgba(20,20,40,.06)}
.aside h3{margin-top:0}

/* Buttons hover */
.btn{transition:transform .15s ease, box-shadow .15s ease}
.btn:hover{transform:translateY(-1px); box-shadow:0 8px 22px rgba(20,20,40,.16)}

/* Subtle section separators */
.section + .section{border-top:1px solid var(--line)}


/* v3.1 timeline spacing fix */
.timeline{padding-left:42px}
.timeline::before{left:20px}
.step::before{left:-26px}
.step h3{margin-left:0}
.step p{margin-top:4px}


/* v3.2 timeline number shift further left */
.timeline{padding-left:54px}
.timeline::before{left:26px}
.step::before{left:-36px}


/* Services page upgrades */
.service-hero{padding:56px 0;background:var(--surface);background-image:var(--bg-grad);border-bottom:1px solid var(--line)}
.pill{display:inline-block;padding:6px 10px;border:1px solid var(--line);border-radius:999px;font-size:12px;color:var(--muted);background:#fff}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-top:16px}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px;box-shadow:0 8px 24px rgba(20,20,40,.05);text-align:center}
.stat-card strong{display:block;font-size:22px}
.selector-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin-top:12px}
.selector{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px;box-shadow:0 8px 24px rgba(20,20,40,.06);transition:transform .15s ease, box-shadow .15s ease}
.selector:hover{transform:translateY(-2px);box-shadow:0 12px 34px rgba(20,20,40,.10)}
.selector h3{margin-top:6px}
.badge{display:inline-block;padding:4px 8px;border-radius:999px;background:#eef0ff;color:#353a7a;font-weight:600;font-size:11px;border:1px solid #dfe3ff}

/* v2 color + polish for Services */
.service-hero h1{background:linear-gradient(90deg,var(--ink) 0%, #3b3f93 40%, #7d2fb9 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.stat-card{position:relative;overflow:hidden}
.stat-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,#6b4eff,#ff7ab6)}
.icon-list svg{background:linear-gradient(135deg,#eef0ff,#fff);border-radius:999px;padding:3px;box-shadow:0 2px 6px rgba(20,20,40,.06)}
.section h2{display:inline-block;padding:6px 10px;border-radius:12px;background:linear-gradient(120deg,#f3f5ff,#fff0fa);border:1px solid var(--line)}
.section.alt h2{background:linear-gradient(120deg,#fff0fa,#f3f5ff)}