:root{
    --ink:#14213D;
    --ink-soft:#2B3654;
    --paper:#FAF8F1;
    --paper-dim:#F1ECDF;
    --gold:#C89B3C;
    --gold-deep:#A87F28;
    --slate:#5C6470;
    --line:#DED8C8;
    --cite:#2F6F4E;
    --white:#FFFFFF;
    --shadow: 0 1px 2px rgba(20,33,61,0.06);
    --radius: 3px;
  }
  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth;}
  body{
    background:var(--paper);
    color:var(--ink);
    font-family:'Inter', sans-serif;
    font-size:16px;
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
  }
  a{color:inherit; text-decoration:none;}
  img{max-width:100%; display:block;}
  .wrap{max-width:1180px; margin:0 auto; padding:0 32px;}
  h1,h2,h3,h4{font-family:'Fraunces', serif; font-weight:600; letter-spacing:-0.01em; color:var(--ink);}
  .mono{font-family:'IBM Plex Mono', monospace;}
  .eyebrow{
    font-family:'IBM Plex Mono', monospace;
    font-size:12px;
    letter-spacing:0.12em;
    text-transform:uppercase;
    color:var(--gold-deep);
    display:flex;
    align-items:center;
    gap:10px;
  }
  .eyebrow::before{content:''; width:22px; height:1px; background:var(--gold-deep); display:inline-block;}
  :focus-visible{outline:2px solid var(--gold-deep); outline-offset:3px;}

  /* subtle paper grid texture */
  .grain{
    position:fixed; inset:0; pointer-events:none; z-index:0; opacity:0.5;
    background-image:
      linear-gradient(var(--line) 1px, transparent 1px),
      linear-gradient(90deg, var(--line) 1px, transparent 1px);
    background-size: 64px 64px;
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 0%, transparent 70%);
            mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 0%, transparent 70%);
  }

  /* NAV */
  header{
    position:sticky; top:0; z-index:50;
    background:rgba(250,248,241,0.88);
    backdrop-filter:blur(8px);
    border-bottom:1px solid var(--line);
  }
  nav{
    display:flex; align-items:center; justify-content:space-between;
    padding:18px 32px; max-width:1180px; margin:0 auto;
  }
  .logo{
    display:flex; align-items:center; gap:10px;
    font-family:'Fraunces', serif; font-weight:600; font-size:19px; color:var(--ink);
  }
  .logo .mark{
    width:30px; height:30px; border-radius:50%;
    background:var(--ink); color:var(--paper);
    display:flex; align-items:center; justify-content:center;
    font-family:'IBM Plex Mono', monospace; font-size:12px; font-weight:500;
  }
  .navlinks{display:flex; gap:36px; font-size:14px; color:var(--ink-soft);}
  .navlinks a{position:relative; padding-bottom:2px;}
  .navlinks a:hover{color:var(--ink);}
  .btn{
    display:inline-flex; align-items:center; gap:8px;
    padding:11px 20px; border-radius:2px;
    font-size:14px; font-weight:600; font-family:'Inter', sans-serif;
    border:1px solid var(--ink); background:var(--ink); color:var(--paper);
    cursor:pointer; transition:transform .15s ease, background .15s ease;
  }
  .btn:hover{background:var(--ink-soft); transform:translateY(-1px);}
  .btn.ghost{background:transparent; color:var(--ink); border:1px solid var(--ink);}
  .btn.ghost:hover{background:var(--ink); color:var(--paper);}
  .navcta{display:none;}
  @media(min-width:860px){.navcta{display:inline-flex;}}
  @media(max-width:860px){.navlinks{display:none;}}

  section{position:relative; z-index:1;}

  /* HERO */
  .hero{padding:88px 0 96px;}
  .hero-grid{
    display:grid; grid-template-columns:1.15fr 1fr; gap:64px; align-items:center;
  }
  @media(max-width:900px){.hero-grid{grid-template-columns:1fr;}}
  .hero h1{
    font-size:clamp(38px, 5vw, 60px);
    line-height:1.06;
    margin:22px 0 24px;
  }
  .hero h1 em{font-style:italic; color:var(--gold-deep);}
  .hero p.lede{
    font-size:18px; color:var(--slate); max-width:46ch; margin-bottom:34px;
  }
  .hero-ctas{display:flex; gap:16px; flex-wrap:wrap; margin-bottom:40px;}
  .hero-meta{
    display:flex; gap:28px; font-size:13px; color:var(--slate); flex-wrap:wrap;
  }
  .hero-meta strong{color:var(--ink); font-weight:600;}

  /* SIGNATURE: citation card */
  .citation-card{
    background:var(--white);
    border:1px solid var(--line);
    border-radius:6px;
    box-shadow:0 20px 50px -20px rgba(20,33,61,0.25);
    overflow:hidden;
  }
  .citation-card .cc-head{
    display:flex; align-items:center; gap:8px;
    padding:12px 18px; border-bottom:1px solid var(--line);
    font-family:'IBM Plex Mono', monospace; font-size:11px; color:var(--slate);
    background:var(--paper-dim);
  }
  .cc-dot{width:7px; height:7px; border-radius:50%; background:var(--line);}
  .cc-body{padding:22px 22px 18px;}
  .cc-q{font-size:13px; color:var(--slate); margin-bottom:12px; font-style:italic;}
  .cc-answer{font-size:15px; color:var(--ink-soft); line-height:1.65;}
  .cc-highlight{
    background:linear-gradient(180deg, transparent 60%, rgba(200,155,60,0.28) 60%);
  }
  .cc-cite{
    display:inline-flex; align-items:center; gap:6px;
    margin-left:4px; padding:1px 7px;
    background:var(--cite); color:var(--white);
    font-family:'IBM Plex Mono', monospace; font-size:10px; font-weight:500;
    border-radius:20px; vertical-align:middle; white-space:nowrap;
  }
  .cc-foot{
    margin-top:16px; padding-top:14px; border-top:1px dashed var(--line);
    display:flex; align-items:center; justify-content:space-between;
    font-family:'IBM Plex Mono', monospace; font-size:11px; color:var(--slate);
  }
  .cc-foot .src{color:var(--cite); font-weight:500;}
  .cc-caption{
    text-align:center; font-family:'IBM Plex Mono', monospace; font-size:11.5px;
    color:var(--slate); margin-top:14px; letter-spacing:0.02em;
  }

  /* logos strip */
  .strip{
    border-top:1px solid var(--line); border-bottom:1px solid var(--line);
    padding:26px 0; background:var(--paper-dim);
  }
  .strip .wrap{
    display:flex; align-items:center; justify-content:space-between; gap:24px; flex-wrap:wrap;
  }
  .strip-label{font-family:'IBM Plex Mono', monospace; font-size:11px; color:var(--slate); letter-spacing:0.08em; text-transform:uppercase;}
  .strip-items{display:flex; gap:34px; flex-wrap:wrap; font-family:'Fraunces',serif; font-size:16px; color:var(--ink-soft); font-weight:500;}

  /* SHIFT SECTION */
  .shift{padding:96px 0;}
  .shift-grid{display:grid; grid-template-columns:0.8fr 1.2fr; gap:64px;}
  @media(max-width:900px){.shift-grid{grid-template-columns:1fr;}}
  .shift h2{font-size:clamp(28px,3.4vw,38px); line-height:1.15; margin-top:14px;}
  .shift-body p{color:var(--slate); font-size:16px; margin-bottom:18px; max-width:62ch;}
  .shift-body strong{color:var(--ink);}
  .compare{
    display:grid; grid-template-columns:1fr 1fr; gap:1px;
    background:var(--line); border:1px solid var(--line); border-radius:6px; overflow:hidden; margin-top:24px;
  }
  .compare > div{background:var(--white); padding:20px;}
  .compare h4{font-size:13px; font-family:'IBM Plex Mono',monospace; font-weight:500; text-transform:uppercase; letter-spacing:.06em; margin-bottom:10px;}
  .compare .old h4{color:var(--slate);}
  .compare .new h4{color:var(--cite);}
  .compare p{font-size:14px; color:var(--slate); margin:0;}

  /* SERVICES */
  .services{padding:96px 0; background:var(--paper-dim); border-top:1px solid var(--line); border-bottom:1px solid var(--line);}
  .sec-head{max-width:640px; margin-bottom:56px;}
  .sec-head h2{font-size:clamp(30px,3.6vw,42px); margin-top:14px; line-height:1.12;}
  .sec-head p{color:var(--slate); font-size:16px; margin-top:14px;}
  .svc-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:1px; background:var(--line); border:1px solid var(--line); border-radius:6px; overflow:hidden;}
  @media(max-width:760px){.svc-grid{grid-template-columns:1fr;}}
  .svc-card{background:var(--white); padding:34px 32px;}
  .svc-tag{font-family:'IBM Plex Mono',monospace; font-size:11px; color:var(--gold-deep); letter-spacing:.08em; text-transform:uppercase;}
  .svc-card h3{font-size:22px; margin:10px 0 12px;}
  .svc-card p{color:var(--slate); font-size:14.5px; margin-bottom:16px;}
  .svc-list{list-style:none; display:flex; flex-direction:column; gap:7px;}
  .svc-list li{font-size:13.5px; color:var(--ink-soft); padding-left:16px; position:relative;}
  .svc-list li::before{content:'—'; position:absolute; left:0; color:var(--gold-deep);}

  /* PROCESS */
  .process{padding:96px 0;}
  .steps{display:grid; grid-template-columns:repeat(4,1fr); gap:28px; margin-top:56px;}
  @media(max-width:900px){.steps{grid-template-columns:1fr 1fr;}}
  @media(max-width:560px){.steps{grid-template-columns:1fr;}}
  .step{position:relative; padding-top:22px; border-top:2px solid var(--ink);}
  .step .num{font-family:'IBM Plex Mono',monospace; font-size:12px; color:var(--gold-deep); margin-bottom:10px; display:block;}
  .step h3{font-size:18px; margin-bottom:8px;}
  .step p{font-size:14px; color:var(--slate);}

  /* PROOF */
  .proof{padding:96px 0; background:var(--ink); color:var(--paper); border-top:1px solid var(--line);}
  .proof .eyebrow{color:var(--gold);}
  .proof .eyebrow::before{background:var(--gold);}
  .proof h2{color:var(--paper); font-size:clamp(30px,3.6vw,42px); margin-top:14px; max-width:16ch; line-height:1.15;}
  .proof-sub{color:#B9C0D6; max-width:60ch; margin-top:16px; font-size:16px;}
  .case-grid{display:grid; grid-template-columns:1fr 1fr; gap:24px; margin-top:52px;}
  @media(max-width:820px){.case-grid{grid-template-columns:1fr;}}
  .case{
    background:rgba(255,255,255,0.03);
    border:1px solid rgba(255,255,255,0.14);
    border-radius:6px; padding:30px;
  }
  .case-url{font-family:'IBM Plex Mono',monospace; font-size:13px; color:var(--gold); margin-bottom:6px;}
  .case h3{color:var(--paper); font-size:21px; margin-bottom:12px;}
  .case p{color:#C7CCDB; font-size:14.5px; margin-bottom:18px;}
  .chips{display:flex; flex-wrap:wrap; gap:8px;}
  .chip{
    font-family:'IBM Plex Mono',monospace; font-size:11px; color:#DCE0EC;
    border:1px solid rgba(255,255,255,0.22); padding:4px 10px; border-radius:20px;
  }

  /* WHY */
  .why{padding:96px 0;}
  .why-grid{display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:start;}
  @media(max-width:900px){.why-grid{grid-template-columns:1fr;}}
  .why h2{font-size:clamp(28px,3.4vw,38px); line-height:1.15;}
  .why-list{margin-top:28px; display:flex; flex-direction:column; gap:24px;}
  .why-item{display:flex; gap:16px;}
  .why-num{font-family:'Fraunces',serif; font-weight:600; font-size:26px; color:var(--gold-deep); min-width:38px;}
  .why-item h4{font-size:16.5px; margin-bottom:6px;}
  .why-item p{font-size:14.5px; color:var(--slate);}

  /* FAQ */
  .faq{padding:96px 0; background:var(--paper-dim); border-top:1px solid var(--line); border-bottom:1px solid var(--line);}
  .faq-list{max-width:820px; margin-top:48px;}
  details{border-bottom:1px solid var(--line); padding:22px 0;}
  details summary{
    cursor:pointer; list-style:none; display:flex; justify-content:space-between; align-items:center;
    font-family:'Fraunces',serif; font-size:18px; font-weight:500; color:var(--ink);
  }
  details summary::-webkit-details-marker{display:none;}
  details summary::after{
    content:'+'; font-family:'IBM Plex Mono',monospace; font-size:20px; color:var(--gold-deep); margin-left:20px;
    transition:transform .2s ease;
  }
  details[open] summary::after{transform:rotate(45deg);}
  details p{color:var(--slate); font-size:15px; margin-top:14px; max-width:70ch;}

  /* CTA */
  .cta{padding:110px 0; text-align:center;}
  .cta h2{font-size:clamp(32px,4.4vw,50px); line-height:1.1; max-width:18ch; margin:0 auto 20px;}
  .cta p{color:var(--slate); font-size:16px; max-width:50ch; margin:0 auto 36px;}
  .cta-btns{display:flex; gap:16px; justify-content:center; flex-wrap:wrap;}

  footer{border-top:1px solid var(--line); padding:40px 0;}
  .foot-grid{display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:20px;}
  .foot-links{display:flex; gap:26px; font-size:13px; color:var(--slate);}
  .foot-copy{font-family:'IBM Plex Mono',monospace; font-size:12px; color:var(--slate);}

  ::selection{background:var(--gold); color:var(--ink);}