/* ==========================================================
   Biz Demand Gen - stylesheet
   Theme: deep navy + corporate blue.
   To re-colour the whole site, edit the tokens below only.
   ========================================================== */
:root{
  color-scheme:dark;
  --bg:#0E2240;            /* page background (navy) */
  --bg-raised:#16305A;     /* menus, panels, chat */
  --surface:rgba(255,255,255,.06);        /* cards, tiles */
  --surface-hover:rgba(255,255,255,.10);
  --line:rgba(255,255,255,.16);           /* borders */
  --text:#F5F8FC;
  --muted:#B9C6DB;
  --accent:#2563EB;        /* buttons, badges (white text on it = 5.2:1) */
  --accent-hover:#1D4ED8;
  --accent-text:#7DB3FF;   /* icons, ticks, small accent text on navy */
  --radius:12px
}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font:17px/1.6 Inter,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--accent-text);outline-offset:3px}
.wrap{max-width:1120px;margin:auto;padding:0 24px}
section{padding:72px 0}
h1,h2,h3,h4{color:#fff}
h1{font-size:clamp(2.2rem,5vw,3.6rem);line-height:1.1;letter-spacing:-.03em;font-weight:600}
h2{font-size:clamp(1.6rem,3.2vw,2.3rem);letter-spacing:-.02em;line-height:1.2}
h3{font-size:1.12rem}
.sub{color:var(--muted);max-width:600px;margin-top:14px}
.grad{background:linear-gradient(90deg,#8FBFFF,#5CE1E6);-webkit-background-clip:text;background-clip:text;color:transparent}

/* Buttons */
.btn{display:inline-block;padding:12px 20px;border-radius:8px;font:inherit;font-weight:600;border:1px solid rgba(255,255,255,.35);background:none;color:var(--text);cursor:pointer;transition:transform .15s,background .15s,border-color .15s}
.btn:hover{border-color:rgba(255,255,255,.65)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}
.btn.ghost:hover{background:var(--surface-hover)}

/* Navigation */
nav{position:sticky;top:0;z-index:30;padding:14px 16px 0}
.bar{max-width:1240px;margin:auto;height:68px;padding:0 14px 0 22px;display:flex;align-items:center;justify-content:space-between;gap:16px;position:relative;border:1px solid var(--line);border-radius:16px;background:rgba(10,26,51,.88);backdrop-filter:blur(14px)}
.logo{font-weight:700;font-size:1.12rem;display:flex;align-items:center;gap:10px}
.logo img{display:block;height:40px;width:auto}
.dot{width:14px;height:14px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(37,99,235,.25)}
.links{display:flex;gap:2px;align-items:center;color:var(--text);font-size:1rem}
.links>a,.dd-b{padding:8px 14px;border-radius:8px;background:none;border:0;color:inherit;font:inherit;cursor:pointer;display:inline-flex;align-items:center;gap:6px}
.links>a:hover,.dd-b:hover,.dd.open .dd-b,.links>a.on{color:#fff;background:rgba(255,255,255,.12)}
.dd-b svg{width:12px;height:12px;transition:transform .15s}
.dd.open .dd-b svg{transform:rotate(180deg)}
.panel{display:none;position:absolute;left:50%;top:calc(100% + 10px);transform:translateX(-50%);width:min(700px,94vw);padding:14px;border-radius:20px;border:1px solid var(--line);background:var(--bg-raised);box-shadow:0 30px 80px -20px rgba(0,0,0,.6)}
.dd.open .panel{display:block}
.pgrid{display:grid;grid-template-columns:1fr 1fr;gap:2px}
.pgrid a{display:flex;align-items:center;gap:14px;padding:14px 16px;border-radius:12px;color:#fff}
.pgrid a:hover{background:rgba(255,255,255,.10)}
.pgrid i{width:24px;height:24px;color:var(--accent-text);display:inline-flex;flex:none}
.pgrid svg{width:24px;height:24px}
.right{display:flex;align-items:center;gap:10px}
.signin{padding:8px 12px;font-weight:500}
.right .btn{padding:10px 18px}
.menu{display:none;padding:8px 12px}

/* Hero */
.hero{margin-top:-82px;padding:190px 0 110px;text-align:center;background:
  linear-gradient(to bottom,transparent 72%,var(--bg) 100%),
  radial-gradient(1000px 520px at 50% 108%,rgba(37,99,235,.45),transparent 70%),
  radial-gradient(700px 420px at 10% 15%,rgba(56,189,248,.14),transparent),
  radial-gradient(700px 400px at 92% 25%,rgba(59,130,246,.16),transparent),
  var(--bg)}
.hero h1{max-width:920px;margin-left:auto;margin-right:auto}
.hero .sub{font-size:1.2rem;max-width:700px;margin-left:auto;margin-right:auto}
.hero .cta,.hero .flow{justify-content:center}
.crumb{color:var(--muted);font-size:.9rem;margin-bottom:14px}
.crumb a:hover{color:#fff}
.cta{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap}

/* Flow diagram */
.flow{display:flex;align-items:center;margin-top:56px;overflow-x:auto;padding-bottom:8px}
.node{flex:0 0 auto;min-width:200px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px}
.node small{color:var(--muted);display:block}
.node.hot{border-color:var(--accent-text)}
.wire{flex:1 0 36px;height:2px;background:linear-gradient(90deg,var(--line),var(--accent-text));min-width:36px}

/* Cards, grids, tiles */
.grid{display:grid;gap:20px;margin-top:40px}
.g3{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.g2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;display:block}
a.card:hover{border-color:var(--accent-text);background:var(--surface-hover)}
.card p{color:var(--muted);margin-top:8px;font-size:.95rem}
.ci{width:28px;height:28px;color:var(--accent-text);margin-bottom:12px}
.ci svg{width:28px;height:28px}
.tag{display:inline-block;font-size:.8rem;color:var(--accent-text);border:1px solid rgba(125,179,255,.5);border-radius:99px;padding:2px 10px;margin-bottom:12px}
.pillars{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:16px;overflow:hidden;background:rgba(22,48,90,.92);backdrop-filter:blur(10px)}
.pillars div{padding:24px 26px;border-right:1px solid var(--line)}
.pillars div:last-child{border-right:0}
.pillars b{display:block;margin-bottom:4px}
.pillars span{color:var(--muted);font-size:.92rem}
.steps{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));margin-top:40px}
.num{width:34px;height:34px;border-radius:50%;background:var(--accent);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.tiles{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));margin-top:40px}
.tile{display:flex;align-items:center;gap:14px;padding:16px 18px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
.tile:hover{border-color:var(--accent-text);background:var(--surface-hover)}
.tile svg{width:22px;height:22px;color:var(--accent-text);flex:none}

/* Pricing */
.price{font-size:2.5rem;font-weight:700;letter-spacing:-.03em;margin:8px 0 2px;color:#fff}
.price span{font-size:1rem;color:var(--muted);font-weight:400}
.plan ul,.list{list-style:none;padding:0;margin:16px 0 22px;color:var(--muted);font-size:.95rem}
.plan li,.list li{padding:7px 0;border-top:1px solid var(--line)}
.plan li::before,.list li::before{content:"\2713";color:var(--accent-text);margin-right:10px}
.plan .btn{width:100%;text-align:center}
.plan.best{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent),0 20px 60px -30px var(--accent)}
.note{color:var(--muted);font-size:.88rem;margin-top:20px}

/* FAQ, form box */
details{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:18px 22px;margin-top:12px}
summary{cursor:pointer;font-weight:600}
details p{color:var(--muted);margin-top:10px}
.box{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:40px;display:grid;gap:32px;grid-template-columns:1fr 1fr;align-items:center}
form{display:grid;gap:12px}
input,select,textarea{width:100%;padding:12px 14px;border-radius:10px;border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.08);color:#fff;font:inherit}
input::placeholder,textarea::placeholder{color:#9FB0CA}
option{color:#0E2240}
.msg{color:var(--accent-text);font-size:.92rem;min-height:1.4em}
.embed{width:100%;aspect-ratio:16/9;border:0;border-radius:12px;background:var(--surface)}
.embed.li{aspect-ratio:auto;height:560px}

/* Footer */
footer{border-top:1px solid var(--line);padding:48px 0 32px;color:var(--muted);font-size:.9rem}
.fgrid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px}
.fgrid h4{margin-bottom:10px;font-size:.95rem}
.fgrid a{display:block;padding:3px 0}
.fgrid a:hover{color:#fff}
.copy{margin-top:32px;padding-top:20px;border-top:1px solid var(--line)}

/* Chat widget */
.chat-btn{position:fixed;right:20px;bottom:20px;z-index:20;padding:13px 20px;border-radius:99px;background:var(--accent);color:#fff;border:0;cursor:pointer;font:inherit;font-weight:600;box-shadow:0 10px 30px -8px rgba(37,99,235,.65)}
.chat-btn:hover{background:var(--accent-hover)}
.chat{position:fixed;right:20px;bottom:80px;z-index:20;width:350px;max-width:calc(100vw - 40px);height:470px;max-height:calc(100vh - 110px);background:var(--bg-raised);border:1px solid var(--line);border-radius:12px;display:none;flex-direction:column;overflow:hidden}
.chat.open{display:flex}
.chat .top{padding:14px 16px;border-bottom:1px solid var(--line);font-weight:600}
.chat .top small{display:block;color:var(--muted);font-weight:400}
.chat .log{flex:1;overflow:auto;padding:14px;display:flex;flex-direction:column;gap:10px}
.chat .b{max-width:88%;padding:9px 12px;border-radius:10px;font-size:.92rem;background:rgba(255,255,255,.10);color:#fff}
.chat .b.me{align-self:flex-end;background:var(--accent);color:#fff}
.chat .chips{display:flex;flex-wrap:wrap;gap:6px}
.chat .chips button{background:none;border:1px solid rgba(255,255,255,.35);color:#E6EDF7;border-radius:99px;padding:5px 11px;font:inherit;font-size:.82rem;cursor:pointer}
.chat .chips button:hover{border-color:var(--accent-text);color:#fff}
.chat form{display:flex;gap:8px;padding:10px;border-top:1px solid var(--line)}
.chat form input{flex:1}

/* Responsive */
@media(max-width:980px){
  .menu{display:block}.signin{display:none}
  .links{display:none;position:absolute;top:76px;left:0;right:0;flex-direction:column;align-items:stretch;background:var(--bg-raised);border:1px solid var(--line);border-radius:16px;padding:12px;max-height:75vh;overflow:auto}
  .links.open{display:flex}
  .panel{position:static;transform:none;width:auto;box-shadow:none;margin:4px 0;background:rgba(255,255,255,.04)}
  .pgrid{grid-template-columns:1fr}
  .hero{padding:170px 0 80px}
}
@media(max-width:820px){
  .box{grid-template-columns:1fr;padding:24px}
  .fgrid{grid-template-columns:1fr}
  section{padding:56px 0}
  .pillars{grid-template-columns:1fr 1fr}
  .pillars div{border-bottom:1px solid var(--line)}
}
@media(max-width:560px){
  .bar{padding:0 10px 0 14px}
  .logo img{height:32px}
  .right>.btn.primary{display:none}   /* "Contact" is in the menu; keeps Menu button on-screen */
  .menu{white-space:nowrap}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}