:root{
    --ink:#282D66;
    --ink-soft:#333979;
    --paper:#F4F5F8;
    --paper-alt:#EAECF1;
    --paper-white:#FFFFFF;
    --steel:#0F75BD;
    --steel-light:#6FB2E6;
    --rust:#F1592A;
    --rust-light:#F58259;
    --line:#D8DBE3;
    --line-dark:#4A5090;
    --display:'Space Grotesk', sans-serif;
    --body:'IBM Plex Sans', sans-serif;
    --max:1180px;
  }

  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--paper);
    color:var(--ink);
    font-family:var(--body);
    font-size:17px;
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4{
    font-family:var(--display);
    font-weight:600;
    line-height:1.15;
    margin:0 0 .5em;
    letter-spacing:-0.01em;
  }
  p{margin:0 0 1em; max-width:64ch;}
  ul{margin:0 0 1em; padding-left:1.2em;}
  li{margin-bottom:.35em;}
  a{color:inherit;}
  strong{font-weight:600;}

  .skip-link{
    position:absolute; left:-999px; top:0;
    background:var(--rust); color:var(--paper-white); padding:.6em 1em; z-index:200;
  }
  .skip-link:focus{left:1em; top:1em;}

  /* ---------- Sticky nav ---------- */
  .site-nav{
    position:sticky; top:0; z-index:100;
    background:var(--ink);
    border-bottom:1px solid var(--line-dark);
  }
  .nav-inner{
    max-width:var(--max);
    margin:0 auto;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:1.5rem;
    padding:.75rem 1.5rem;
  }
  .wordmark{
    font-family:var(--display);
    font-weight:700;
    font-size:1rem;
    color:var(--paper-white);
    white-space:nowrap;
    text-decoration:none;
    display:flex;
    align-items:baseline;
    gap:.4em;
  }
  .wordmark span{color:var(--rust-light); font-weight:400; font-size:.75em;}
  .wordmark-img{height:39px; width:auto; display:block;}
  .wordmark-svg{height:39px; width:auto; display:block;}

  .nav-links{
    display:flex;
    flex-wrap:wrap;
    gap:1.4rem;
    list-style:none;
    margin:0; padding:0;
  }
  .nav-links a{
    color:var(--line);
    text-decoration:none;
    font-size:.88rem;
    font-weight:500;
    padding:.3em 0;
    border-bottom:1px solid transparent;
    transition:color .15s ease, border-color .15s ease;
  }
  .nav-links a:hover, .nav-links a:focus-visible{
    color:var(--paper-white);
    border-bottom-color:var(--rust-light);
  }

  .nav-jump{display:none;}
  .nav-jump select{
    font-family:var(--body);
    font-size:.9rem;
    background:var(--ink-soft);
    color:var(--paper-white);
    border:1px solid var(--line-dark);
    padding:.55em .8em;
    border-radius:2px;
    max-width:150px;
  }

  @media (max-width: 880px){
    .nav-links{display:none;}
    .nav-jump{display:block;}
  }

  /* ---------- Section frame / drawing-sheet motif ---------- */
  section{
    position:relative;
    padding:5rem 1.5rem;
    scroll-margin-top:64px;
  }
  .sheet-inner{
    max-width:var(--max);
    margin:0 auto;
    position:relative;
  }
  .frame{position:relative;}
  .frame::before, .frame::after{
    content:"";
    position:absolute;
    width:14px; height:14px;
    border-top:1.5px solid currentColor;
    border-left:1.5px solid currentColor;
    top:-1.4rem; left:-1rem;
    opacity:.55;
  }
  .frame::after{
    top:auto; left:auto; bottom:-1.4rem; right:-1rem;
    border-top:none; border-left:none;
    border-bottom:1.5px solid currentColor;
    border-right:1.5px solid currentColor;
  }

  .on-paper{color:var(--line-dark);}
  .on-ink{color:var(--steel-light);}

  section.paper{background:var(--paper);}
  section.paper-alt{background:var(--paper-alt);}
  section.ink{background:var(--ink); color:var(--paper-white);}
  section.ink h1, section.ink h2, section.ink h3, section.ink h4{color:var(--paper-white);}
  section.ink p{color:#D8D4C7;}
  section.ink strong{color:var(--rust-light);}

  .kicker{
    font-family:var(--body);
    font-size:.82rem;
    font-weight:600;
    color:var(--steel);
    margin-bottom:.9rem;
    display:inline-block;
  }
  section.ink .kicker{color:var(--rust-light);}

  h1{font-size:clamp(2rem, 4vw, 2.9rem);}
  h2{font-size:clamp(1.6rem, 3vw, 2.15rem);}
  h3{font-size:1.15rem; color:var(--steel);}
  section.ink h3{color:var(--steel-light);}

  .lede{
    font-size:1.2rem;
    max-width:52ch;
    color:var(--line-dark);
  }
  section.ink .lede{color:#D8D4C7;}

  /* ruler-tick divider between major sheets */
  .scale-bar{
    height:14px;
    background-image:repeating-linear-gradient(
      to right, var(--line) 0, var(--line) 1px, transparent 1px, transparent 24px
    );
    background-position:bottom;
    background-size:100% 14px;
    background-repeat:repeat-x;
    max-width:var(--max);
    margin:0 auto;
    opacity:.6;
  }
  section.ink + .scale-bar, .scale-bar.on-ink{
    background-image:repeating-linear-gradient(
      to right, var(--line-dark) 0, var(--line-dark) 1px, transparent 1px, transparent 24px
    );
  }

  /* ---------- Hero ---------- */
  .hero{
    background:var(--ink);
    color:var(--paper-white);
    padding:6rem 1.5rem 5rem;
    position:relative;
    overflow:hidden;
  }
  .hero::before{
    content:"";
    position:absolute; inset:0;
    background-image:
      repeating-linear-gradient(to right, rgba(127,160,157,.12) 0, rgba(127,160,157,.12) 1px, transparent 1px, transparent 64px),
      repeating-linear-gradient(to bottom, rgba(127,160,157,.12) 0, rgba(127,160,157,.12) 1px, transparent 1px, transparent 64px);
    pointer-events:none;
  }
  .hero-inner{
    max-width:var(--max);
    margin:0 auto;
    position:relative;
  }
  .hero-mark{height:34px; width:auto; margin-bottom:1.5rem; display:block;}
  .hero-graphic{
    position:absolute;
    right:-30px;
    top:50%;
    transform:translateY(-50%);
    width:46%;
    max-width:560px;
    min-width:320px;
    pointer-events:none;
  }
  @media (max-width:980px){
    .hero-graphic{display:none;}
  }
  .hero .kicker{color:var(--rust-light); letter-spacing:.02em;}
  .hero h1{max-width:16ch; margin-bottom:.6rem;}
  .hero .lede{color:#D8D4C7; margin-bottom:2.2rem;}
  .hero-contact{
    display:flex;
    flex-wrap:wrap;
    gap:1rem 2.5rem;
    align-items:center;
  }
  .btn{
    display:inline-block;
    background:var(--rust);
    color:var(--paper-white);
    font-family:var(--body);
    font-weight:600;
    font-size:.95rem;
    text-decoration:none;
    padding:.85em 1.6em;
    border-radius:2px;
    transition:background .15s ease;
  }
  .btn:hover, .btn:focus-visible{background:var(--rust-light);}
  .btn-outline{
    background:transparent;
    color:var(--paper-white);
    border:1.5px solid var(--paper-white);
  }
  .btn-outline:hover, .btn-outline:focus-visible{background:rgba(255,255,255,.12); color:var(--paper-white);}

  /* ---------- Value grid (Digital/Lean/Commercial/People) ---------- */
  .value-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit, minmax(220px,1fr));
    gap:1px;
    background:var(--line);
    border:1px solid var(--line);
    margin-top:2.5rem;
  }
  .value-cell{
    background:var(--paper);
    padding:1.6rem 1.5rem;
  }
  .value-cell h3{margin-bottom:.4rem;}
  .value-cell p{margin:0; font-size:.95rem; max-width:none;}

  .brand-plate{
    display:inline-block;
    background:var(--paper-white);
    padding:1.25rem 1.75rem;
    border:1px solid var(--line);
    margin-bottom:1.75rem;
  }
  .brand-plate img{display:block; height:44px; width:auto;}

  .consequence-list{
    columns:2;
    column-gap:2.5rem;
    max-width:56ch;
  }
  @media (max-width:600px){.consequence-list{columns:1;}}
  .consequence-list li{font-size:.97rem;}

  /* ---------- Two column layout ---------- */
  .two-col{
    display:grid;
    grid-template-columns:1.1fr 1fr;
    gap:3rem;
    align-items:start;
  }
  @media (max-width:800px){.two-col{grid-template-columns:1fr;}}

  /* ---------- Chip list (tags of services) ---------- */
  .chip-list{
    display:flex; flex-wrap:wrap; gap:.5rem;
    list-style:none; padding:0; margin:1.5rem 0 0;
  }
  .chip-list li{
    margin:0;
    font-size:.85rem;
    border:1px solid var(--line);
    padding:.4em .9em;
    border-radius:2px;
    color:var(--line-dark);
  }
  section.ink .chip-list li{border-color:var(--line-dark); color:#C9C4B4;}

  /* ---------- Assessment cards ---------- */
  .assess-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit, minmax(240px,1fr));
    gap:1.75rem;
    margin-top:2.5rem;
  }
  .assess-card{
    border-top:2px solid var(--steel);
    padding-top:1rem;
  }
  .assess-card h4{font-family:var(--body); font-weight:600; font-size:1.02rem; margin-bottom:.4rem;}
  .assess-card p{font-size:.95rem; margin:0;}

  .result-strip{
    margin-top:3rem;
    padding:1.5rem 1.75rem;
    background:var(--paper-white);
    border-left:3px solid var(--rust);
    font-family:var(--display);
    font-size:1.05rem;
  }

  /* ---------- Process steps (genuine sequence) ---------- */
  .steps{
    counter-reset:step;
    display:grid;
    gap:0;
    margin-top:2.5rem;
    border-top:1px solid var(--line);
  }
  .step{
    display:grid;
    grid-template-columns:60px 1fr;
    gap:1.25rem;
    padding:1.1rem 0;
    border-bottom:1px solid var(--line);
    align-items:baseline;
  }
  .step-num{
    font-family:var(--display);
    font-weight:700;
    font-size:1.3rem;
    color:var(--rust);
  }
  .step h4{font-family:var(--body); font-weight:600; margin:0 0 .2rem; font-size:1.02rem;}
  .step p{margin:0; font-size:.95rem;}
  .process-flow{
    margin-top:1.75rem;
    font-family:var(--display);
    font-weight:500;
    font-size:1.05rem;
    color:var(--steel);
  }
  section.ink .process-flow{color:var(--steel-light);}

  /* ---------- Content columns for service lists ---------- */
  .service-cols{
    columns:2;
    column-gap:2.5rem;
    margin-top:1.5rem;
  }
  @media (max-width:640px){.service-cols{columns:1;}}
  .service-cols ul{margin-bottom:0;}

  /* ---------- Free tools grid ---------- */
  .tools-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit, minmax(230px,1fr));
    gap:2rem;
    margin-top:2.5rem;
  }
  .tools-card h4{
    font-family:var(--body);
    color:var(--rust-light);
    font-weight:600;
    font-size:.95rem;
    margin-bottom:.7rem;
    padding-bottom:.5rem;
    border-bottom:1px solid var(--line-dark);
  }
  .tools-card ul{font-size:.92rem; color:#D8D4C7; margin-bottom:0;}
  .tools-card li{margin-bottom:.3em;}

  /* ---------- Who we work with ---------- */
  .levels-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:1.5rem;
    margin-top:2rem;
  }
  @media (max-width:700px){.levels-grid{grid-template-columns:1fr;}}
  .level-box{
    border:1px solid var(--line);
    padding:1.4rem 1.5rem;
  }
  .level-box h4{font-family:var(--body); font-weight:600; margin-bottom:.3rem;}
  .level-box p{margin:0; font-size:.93rem;}

  /* ---------- Why powergreen / four disciplines ---------- */
  .discipline-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:1.5rem;
    margin-top:2rem;
  }
  @media (max-width:800px){.discipline-grid{grid-template-columns:repeat(2,1fr);}}
  @media (max-width:460px){.discipline-grid{grid-template-columns:1fr;}}
  .discipline-box h4{font-size:.95rem; letter-spacing:.02em; color:var(--steel); margin-bottom:.4rem;}
  .discipline-box p{font-size:.92rem; margin:0;}

  /* ---------- Philosophy ---------- */
  .philosophy-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit, minmax(230px,1fr));
    gap:2rem;
    margin-top:2.5rem;
  }
  .phil-item h4{font-size:1.05rem; margin-bottom:.35rem;}
  .phil-item p{font-size:.93rem; margin:0;}

  /* ---------- Insights tags ---------- */
  .insight-tags{
    display:flex; flex-wrap:wrap; gap:.6rem;
    margin-top:1.75rem;
  }
  .insight-tags span{
    font-size:.85rem;
    color:var(--line-dark);
    padding:.35em 0;
  }
  .insight-tags span:not(:last-child)::after{content:" /"; color:var(--line);}

  /* ---------- Final CTA / footer ---------- */
  .final-cta{
    background:var(--ink);
    color:var(--paper-white);
    text-align:left;
  }
  .final-cta h2{max-width:20ch;}
  .final-cta .btn{margin-top:1.5rem;}
  footer{
    background:var(--ink);
    color:var(--line);
    padding:2rem 1.5rem 2.5rem;
    border-top:1px solid var(--line-dark);
    font-size:.85rem;
  }
  footer .sheet-inner{
    display:flex; justify-content:space-between; flex-wrap:wrap; gap:1rem;
  }
  .footer-brand{display:flex; align-items:center; gap:.6rem;}
  .footer-mark{height:16px; width:auto;}

  @media (prefers-reduced-motion: reduce){
    html{scroll-behavior:auto;}
    *{transition:none !important;}
  }