:root{
    /* ===== BRAND COLOURS (from brand guide) ===== */
    --teal-deep:#00616D;
    --teal:#00B5AD;
    --yellow:#FCEE23;
    --grey:#E6E7E8;
    /* role mapping */
    --bg:#FFFFFF;
    --bg-alt:#F2F6F6;
    --surface:#FFFFFF;
    --ink:#00616D;          /* headings */
    --ink-soft:#33484B;     /* body */
    --accent:#00B5AD;
    --accent-deep:#00616D;
    --gold:#FCEE23;         /* used only as solid fills, never small text on light */
    --muted:#5E7174;
    --line:#E6E7E8;
    --font:"Poppins",system-ui,sans-serif;  /* swap to "Visby" in production */
    --maxw:1180px;
    --ease:cubic-bezier(.22,.61,.36,1);
  }

  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{background:var(--bg);color:var(--ink-soft);font-family:var(--font);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
  h1,h2,h3,h4{font-family:var(--font);color:var(--ink);line-height:1.12;font-weight:700;letter-spacing:-.01em}
  a{color:inherit;text-decoration:none}
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px}
  .eyebrow{font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;font-weight:600;color:var(--ink);display:inline-flex;align-items:center;gap:9px}
  .eyebrow::before{content:"";width:11px;height:11px;background:var(--yellow);border-radius:3px;flex:none}

  /* ===== HEADER ===== */
  header{position:fixed;top:0;left:0;right:0;z-index:50;transition:all .4s var(--ease)}
  .bar{display:flex;align-items:center;justify-content:space-between;padding:20px 32px;max-width:var(--maxw);margin:0 auto;transition:padding .4s var(--ease)}
  header.scrolled{background:rgba(255,255,255,.9);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
  header.scrolled .bar{padding:11px 32px}
  .logo{height:40px;width:auto;display:block;transition:height .4s var(--ease)}
  header.scrolled .logo{height:34px}

  nav{display:flex;align-items:center;gap:34px}
  nav .lnk{font-size:.95rem;font-weight:500;color:var(--ink-soft);position:relative}
  nav .lnk::after{content:"";position:absolute;left:0;bottom:-5px;width:0;height:2px;background:var(--teal);transition:width .3s var(--ease)}
  nav .lnk:hover::after{width:100%}
  .btn{display:inline-block;font-weight:600;font-size:.95rem;padding:11px 22px;border-radius:40px;transition:all .3s var(--ease)}
  .btn-solid{background:var(--ink);color:#fff}
  .btn-solid:hover{background:var(--teal);transform:translateY(-2px)}
  .btn-ghost{border:1.5px solid var(--ink);color:var(--ink)}
  .btn-ghost:hover{background:var(--ink);color:#fff}
  .nav-toggle{display:none;background:none;border:0;cursor:pointer;flex-direction:column;gap:5px}
  .nav-toggle span{width:24px;height:2px;background:var(--ink);display:block}

  /* ===== HERO ===== */
  .hero{position:relative;padding:185px 0 118px}
  .hero-bg{position:absolute;inset:0;z-index:-1;overflow:hidden}
  .hero-bg::before{content:"";position:absolute;width:760px;height:760px;right:-220px;top:-180px;border-radius:50%;background:radial-gradient(circle at 30% 30%,rgba(0,181,173,.18),transparent 62%)}
  .hero-bg::after{content:"";position:absolute;width:520px;height:520px;left:-160px;bottom:-200px;border-radius:50%;background:radial-gradient(circle at 50% 50%,rgba(252,238,35,.2),transparent 66%)}
  .hero-grid{position:absolute;inset:0;z-index:-1;opacity:.6;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:46px 46px;mask-image:radial-gradient(ellipse 80% 60% at 50% 30%,#000,transparent 75%)}
  .hero h1{font-size:clamp(2.7rem,6.2vw,4.9rem);max-width:15ch;letter-spacing:-.02em}
  .hero h1 em{font-style:normal;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-bottom:.1em;background:linear-gradient(var(--yellow),var(--yellow)) 0 100%/0 .15em no-repeat;animation:underdraw .9s var(--ease) .6s forwards}
  .hero p{font-size:clamp(1.05rem,2vw,1.3rem);max-width:52ch;margin:26px 0 36px;color:var(--muted)}
  .hero-cta{display:flex;gap:14px;flex-wrap:wrap}
  .trust{margin-top:54px;display:flex;align-items:center;gap:16px;max-width:62ch}
  .trust-bar{width:42px;height:4px;background:var(--yellow);flex:none;border-radius:2px}
  .trust span{font-size:.97rem;color:var(--ink-soft)}
  .trust b{color:var(--ink);font-weight:600}

  .rise{opacity:0;transform:translateY(26px);animation:rise .9s var(--ease) forwards}
  @keyframes rise{to{opacity:1;transform:none}}
  @keyframes underdraw{to{background-size:100% .15em}}
  .d1{animation-delay:.05s}.d2{animation-delay:.18s}.d3{animation-delay:.31s}.d4{animation-delay:.46s}
  .reveal{opacity:0;transform:translateY(34px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
  .reveal.in{opacity:1;transform:none}

  /* ===== SECTIONS ===== */
  section{padding:104px 0}
  .sec-head{max-width:62ch;margin-bottom:52px}
  .sec-head h2,.sec-head h1{font-size:clamp(2rem,4vw,3rem);margin:14px 0 16px}
  .sec-head p{color:var(--muted);font-size:1.1rem}

  /* About */
  .about{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:center}
  .about .stat-row{display:flex;gap:40px;margin-top:34px;flex-wrap:wrap}
  .stat .n{font-weight:700;font-size:2.6rem;color:var(--ink);line-height:1}
  .stat .l{font-size:.9rem;color:var(--muted);margin-top:6px;max-width:18ch}
  .about-card{background:var(--ink);color:#cfe3e5;border-radius:20px;padding:42px;position:relative;overflow:hidden}
  .about-card::after{content:"";position:absolute;right:-60px;bottom:-60px;width:200px;height:200px;border-radius:50%;background:radial-gradient(circle,rgba(0,181,173,.5),transparent 70%)}
  .about-card h3{color:#fff;font-size:1.5rem;margin-bottom:14px}
  .about-card p{position:relative;z-index:1}
  /* Senior-team promise band */
  .promise{padding:84px 0;background:var(--ink);color:#fff;text-align:center}
  .promise h2{color:#fff;font-size:clamp(2rem,4.4vw,3rem);max-width:20ch;margin:0 auto 18px}
  .promise h2 em{font-style:normal;color:var(--yellow)}
  .promise p{color:#bfe0e2;max-width:62ch;margin:0 auto;font-size:1.12rem}

  /* Services */
  .axis-label{font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink);font-weight:700;margin-bottom:22px;display:flex;align-items:center;gap:10px}
  .axis-label::before{content:"";width:26px;height:4px;background:var(--yellow);border-radius:2px}
  .cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
  .card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:30px;transition:all .35s var(--ease);position:relative}
  .card:hover{transform:translateY(-6px);box-shadow:0 22px 44px -22px rgba(0,97,109,.32);border-color:transparent}
  .card .tag{position:absolute;top:22px;right:22px;font-size:.64rem;letter-spacing:.1em;text-transform:uppercase;font-weight:700;color:var(--ink);background:var(--yellow);padding:4px 10px;border-radius:30px}
  .card h3{font-size:1.3rem;margin-bottom:10px}
  .card p{font-size:.98rem;color:var(--muted)}
  .card .no{font-weight:700;color:var(--grey);font-size:1.7rem;margin-bottom:12px}
  .engage{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:26px}
  .eng{padding:26px;border-radius:14px;background:var(--surface);border:1px solid var(--line);transition:all .3s var(--ease)}
  .eng:hover{border-color:var(--teal)}
  .eng h4{font-size:1.1rem;margin-bottom:8px}
  .eng p{font-size:.9rem;color:var(--muted)}

  /* CTA band + Case studies */
  .cta-band{margin-top:30px;background:var(--ink);color:#cfe3e5;border-radius:16px;padding:30px 38px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
  .cta-band h3{color:#fff;font-size:1.3rem;margin-bottom:4px}
  .cta-band p{color:#9bbabd;font-size:.98rem;max-width:54ch}
  .cta-band .btn-ghost{border-color:#fff;color:#fff;flex:none}
  .cta-band .btn-ghost:hover{background:#fff;color:var(--ink)}
  .case{display:grid;grid-template-columns:auto 1fr;gap:30px;background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:42px;margin-bottom:24px;position:relative;overflow:hidden}
  .case-no{font-weight:700;font-size:2.4rem;color:var(--grey);line-height:1}
  .case-meta{font-size:.78rem;letter-spacing:.13em;text-transform:uppercase;font-weight:700;color:var(--teal-deep);margin-bottom:12px;display:flex;align-items:center;gap:9px}
  .case-meta::before{content:"";width:18px;height:4px;background:var(--yellow);border-radius:2px;flex:none}
  .case-body h3{font-size:1.5rem;margin-bottom:14px;max-width:26ch}
  .case-body p{color:var(--muted);font-size:1rem;margin-bottom:14px;max-width:74ch}
  .chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
  .chips span{font-size:.78rem;font-weight:600;color:var(--teal-deep);background:var(--bg-alt);border:1px solid var(--line);padding:5px 12px;border-radius:30px}
  .case-dark{background:var(--ink);border-color:transparent}
  .case-dark .case-no{color:rgba(255,255,255,.18)}
  .case-dark .case-meta{color:#fff}
  .case-dark .case-body h3{color:#fff}
  .case-dark .case-body p{color:#bcd4d6}
  .case-dark .chips span{color:#fff;background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.2)}
  /* Case study takeaway / outcome callout */
  .case-takeaway{margin:18px 0 4px;padding:16px 20px;border-left:4px solid var(--teal);background:rgba(0,181,173,.09);border-radius:0 12px 12px 0;color:var(--ink);font-weight:600;font-size:1.02rem;max-width:74ch}
  .case-takeaway .lbl{display:block;font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;font-weight:800;color:var(--teal-deep);margin-bottom:5px}
  .case-dark .case-takeaway{background:rgba(252,238,35,.12);border-left-color:var(--yellow);color:#fff}
  .case-dark .case-takeaway .lbl{color:var(--yellow)}

  /* Client logos */
  .clients{padding:54px 0;background:var(--bg-alt)}
  .clients-label{text-align:center;font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;font-weight:700;color:var(--muted);margin-bottom:28px}
  .logo-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:16px}
  .logo-tile{flex:0 0 168px;background:var(--surface);border:1px solid var(--line);border-radius:12px;height:90px;display:flex;align-items:center;justify-content:center;padding:16px 20px}
  .client-logo{max-height:40px;max-width:100%;object-fit:contain;filter:grayscale(1);opacity:.6;transition:filter .35s var(--ease),opacity .35s var(--ease)}
  .logo-tile:hover .client-logo{filter:none;opacity:1}

  /* Insights */
  .insights-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
  .post{display:block;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:28px;transition:all .35s var(--ease)}
  .post:hover{transform:translateY(-6px);box-shadow:0 22px 44px -22px rgba(0,97,109,.32);border-color:transparent}
  .post-tag{display:inline-block;font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;font-weight:700;color:var(--teal-deep);background:var(--bg-alt);padding:4px 11px;border-radius:30px;margin-bottom:16px}
  .post h3{font-size:1.22rem;margin-bottom:10px}
  .post p{font-size:.95rem;color:var(--muted);margin-bottom:16px}
  .post-meta{font-size:.82rem;color:var(--muted);font-weight:600}

  /* Why */
  .why{background:var(--ink);color:#bcd4d6}
  .why .sec-head h2,.why .sec-head h1{color:#fff}
  .why .sec-head .eyebrow{color:#fff}
  .why .sec-head p{color:#9bbabd}
  .why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px}
  .why-item{border-top:3px solid rgba(255,255,255,.16);padding-top:22px}
  .why-item h4{color:#fff;font-size:1.28rem;margin-bottom:10px}
  .why-item p{font-size:.95rem;color:#9bbabd}
  .why-item .k{color:var(--yellow);font-size:.78rem;letter-spacing:.13em;text-transform:uppercase;font-weight:700;display:block;margin-bottom:12px}
  /* Careers (Work with us): the why-item style is built for a dark bg; these make it readable on the light careers page */
  #careers .why-item{border-top-color:var(--yellow)}
  #careers .why-item .k{color:var(--teal-deep);font-size:.98rem}
  #careers .why-item h4{color:var(--ink);font-size:1.4rem}
  #careers .why-item p{color:var(--muted)}

  /* Flagship band */
  .flagship{padding:92px 0}
  .flagship-inner{background:linear-gradient(115deg,var(--teal-deep),var(--teal));border-radius:24px;padding:64px;color:#fff;position:relative;overflow:hidden}
  .flagship-inner::before{content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border:2px solid rgba(255,255,255,.22);border-radius:50%}
  .flagship-inner::after{content:"";position:absolute;right:14px;top:14px;width:200px;height:200px;border:2px solid rgba(255,255,255,.16);border-radius:50%}
  .flagship .eyebrow{color:#fff}
  .flagship .eyebrow::before{background:var(--yellow)}
  .flagship h2{color:#fff;font-size:clamp(1.8rem,3.4vw,2.7rem);max-width:20ch;margin:14px 0 18px;position:relative;z-index:1}
  .flagship p{max-width:54ch;color:rgba(255,255,255,.94);position:relative;z-index:1}

  /* Team */
  .team-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
  .person{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:32px;transition:all .35s var(--ease)}
  .person:hover{transform:translateY(-5px);box-shadow:0 22px 44px -24px rgba(0,97,109,.3)}
  .avatar{width:62px;height:62px;border-radius:50%;background:linear-gradient(135deg,var(--teal),var(--teal-deep));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.3rem;margin-bottom:20px}
  .headshot{width:104px;height:104px;border-radius:50%;object-fit:cover;display:block;margin-bottom:20px;filter:grayscale(1);transition:filter .4s var(--ease);box-shadow:0 0 0 1px var(--line)}
  .person:hover .headshot{filter:none}
  .person h3{font-size:1.26rem}
  .person .role{color:var(--teal-deep);font-weight:600;font-size:.9rem;margin:3px 0 14px}
  .person p{font-size:.94rem;color:var(--muted)}

  /* Contact */
  .contact{text-align:center}
  .contact .eyebrow{justify-content:center}
  .contact h2,.contact h1{font-size:clamp(2.2rem,5vw,3.4rem);max-width:18ch;margin:14px auto 18px}
  .contact p{color:var(--muted);max-width:46ch;margin:0 auto 32px;font-size:1.1rem}
  .contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;text-align:left;max-width:1000px;margin:0 auto;align-items:start}
  .contact-intro .eyebrow{justify-content:flex-start}
  .contact-intro h2,.contact-intro h1{font-size:clamp(2rem,4.4vw,3rem);max-width:14ch;margin:14px 0 16px}
  .contact-intro p{color:var(--muted);max-width:42ch;margin:0 0 24px;font-size:1.06rem}
  .contact-direct{display:flex;flex-direction:column;gap:9px;font-size:1rem}
  .contact-direct a{color:var(--teal-deep);font-weight:600}
  .contact-direct a:hover{color:var(--teal)}
  .contact-direct span{color:var(--muted)}
  .contact-form{display:flex;flex-direction:column;gap:15px;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:30px}
  .contact-form label{display:flex;flex-direction:column;gap:6px;font-size:.74rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--teal-deep)}
  .contact-form input,.contact-form textarea{font-family:inherit;font-size:1rem;font-weight:400;text-transform:none;letter-spacing:normal;color:var(--ink);background:var(--bg-alt);border:1px solid var(--line);border-radius:10px;padding:12px 14px;width:100%}
  .contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(0,181,173,.18)}
  .contact-form textarea{resize:vertical;min-height:120px}
  .contact-form button{margin-top:6px;align-self:flex-start;cursor:pointer;border:0}
  .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
  @media(max-width:760px){ .contact-grid{grid-template-columns:1fr;gap:30px} .contact-form button{align-self:stretch;text-align:center} }

  /* Footer */
  footer{background:linear-gradient(150deg,#00788A 0%,var(--ink) 48%,#013d46 100%);color:#a7c7ca;padding:66px 0 34px;border-style:solid;border-width:4px 0 0;border-image:linear-gradient(90deg,var(--teal),var(--yellow)) 1}
  .foot{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
  .foot-logo{height:46px;width:auto;margin-bottom:16px}
  footer h5{color:#fff;font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;margin-bottom:18px;font-weight:700;display:inline-block;border-bottom:2px solid var(--yellow);padding-bottom:7px}
  footer a{display:block;color:#a7c7ca;margin-bottom:11px;font-size:.96rem;transition:color .25s}
  footer a:hover{color:var(--yellow)}
  .foot-tagline{max-width:34ch;font-size:.96rem}
  .foot-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:48px;padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.85rem;color:#8fb1b4}
  .foot-bottom span:last-child{color:var(--teal);font-weight:600;letter-spacing:.04em}
  .foot-privacy{margin-top:16px;font-size:.78rem;line-height:1.55;color:#6f9396;max-width:80ch}

  @media(max-width:900px){
    nav{position:fixed;inset:0 0 0 auto;width:78%;max-width:330px;background:var(--bg);flex-direction:column;justify-content:center;align-items:flex-start;padding:40px;gap:26px;transform:translateX(100%);transition:transform .4s var(--ease);box-shadow:-20px 0 50px -20px rgba(0,0,0,.3)}
    nav.open{transform:none}
    .nav-toggle{display:flex;z-index:60}
    .about,.cards,.engage,.why-grid,.team-grid,.foot,.case,.insights-grid{grid-template-columns:1fr}
    .engage{gap:14px}.why-grid{gap:26px}
    .case{padding:30px;gap:12px}.case-no{font-size:1.8rem}
    .logo-tile{flex-basis:30%}
    .cta-band{flex-direction:column;align-items:flex-start;padding:28px}
    .flagship-inner{padding:40px 30px}
    section{padding:74px 0}.hero{padding:140px 0 84px}
  }
  @media(max-width:520px){
    .wrap{padding:0 20px}
    .bar{padding:14px 20px}
    .logo-tile{flex-basis:44%}
    .stat-row{gap:22px 30px}
    .stat .n{font-size:2.2rem}
    .hero{padding:124px 0 70px}
    .cta-band h3{font-size:1.4rem}
  }

  /* ---- multipage ---- */
  .lnk.active{color:var(--ink)}
  .lnk.active::after{width:100%}
  body.inner header{background:rgba(255,255,255,.92);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
  body.inner main>section:first-child{padding-top:132px}
  @media(max-width:900px){ body.inner main>section:first-child{padding-top:108px} }
  /* partners */
  .partner-grid{display:grid;gap:24px}
  .partner{display:grid;grid-template-columns:300px 1fr;gap:40px;align-items:center;background:var(--bg-alt);border:1px solid var(--line);border-radius:20px;padding:36px}
  .partner-logo{background:var(--surface);border:1px solid var(--line);border-radius:14px;min-height:150px;display:flex;align-items:center;justify-content:center;padding:30px}
  .partner-logo img{max-width:100%;max-height:80px;object-fit:contain;display:block}
  .partner-body h3{font-size:1.6rem;margin:6px 0 12px}
  .partner-body p{color:var(--muted);margin-bottom:16px;max-width:62ch}
  .partner-link{font-weight:600;color:var(--teal-deep)}
  .partner-link:hover{color:var(--teal)}
  @media(max-width:900px){ .partner{grid-template-columns:1fr;padding:26px} .partner-logo{min-height:120px} }