:root{
    --ink:#121212;
    --ink-soft:#1c1c1c;
    --paper:#f2f0ea;
    --paper-dim:#e7e3d9;
    --red:#c41e1e;
    --red-dark:#8f1616;
    --ember:#ff4b1f;
    --steel:#8a8a85;
    --steel-lt:#b9b6ad;
    --line-dark:#2c2c2c;
    --line-light:#d8d5cc;
    --white:#ffffff;
    --font-display:'Anton', sans-serif;
    --font-body:'IBM Plex Sans', sans-serif;
    --font-mono:'IBM Plex Mono', monospace;
    --container: 1120px;
  }

  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  @media (prefers-reduced-motion: reduce){
    html{scroll-behavior:auto;}
    *{animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important;}
  }

  body{
    margin:0;
    background:var(--paper);
    color:var(--ink);
    font-family:var(--font-body);
    line-height:1.55;
    -webkit-font-smoothing:antialiased;
  }

  img,svg{display:block; max-width:100%;}
  a{color:inherit;}

  :focus-visible{
    outline:3px solid var(--red);
    outline-offset:3px;
  }

  .wrap{
    max-width:var(--container);
    margin:0 auto;
    padding:0 28px;
  }

  .eyebrow{
    font-family:var(--font-mono);
    font-size:12px;
    letter-spacing:0.22em;
    text-transform:uppercase;
    color:var(--red);
    display:flex;
    align-items:center;
    gap:10px;
  }
  .eyebrow::before{
    content:"";
    width:22px;
    height:2px;
    background:var(--red);
    display:inline-block;
  }
  .section-light .eyebrow{color:var(--red);}
  .section-dark .eyebrow{color:var(--ember);}
  .section-dark .eyebrow::before{background:var(--ember);}

  h1,h2,h3{
    font-family:var(--font-display);
    text-transform:uppercase;
    letter-spacing:0.01em;
    margin:0;
    line-height:0.98;
  }

  /* ---------- logo lockup ---------- */
  .lockup{
    display:inline-flex;
    align-items:baseline;
    font-family:var(--font-display);
    text-transform:uppercase;
    text-decoration:none;
    gap:0.02em;
  }
  .lockup .bracket{color:var(--ink);}
  .lockup .letter-b{color:var(--ink);}
  .lockup .letter-e{color:var(--red);}
  .section-dark .lockup .bracket{color:var(--white);}
  .section-dark .lockup .letter-b{color:var(--white);}

  /* ---------- nav ---------- */
  .site-nav{
    position:fixed;
    top:0; left:0; right:0;
    z-index:100;
    background:rgba(18,18,18,0.94);
    backdrop-filter:blur(6px);
    border-bottom:1px solid var(--line-dark);
  }
  .site-nav .wrap{
    display:flex;
    align-items:center;
    justify-content:space-between;
    height:72px;
  }
  .nav-logo{font-size:26px;}
  .nav-logo .bracket, .nav-logo .letter-b{color:var(--white);}
  .nav-logo .letter-e{color:var(--red);}
  .nav-links{
    display:flex;
    gap:34px;
    list-style:none;
    margin:0; padding:0;
    font-family:var(--font-mono);
    font-size:12px;
    letter-spacing:0.14em;
    text-transform:uppercase;
  }
  .nav-links a{
    text-decoration:none;
    color:var(--steel-lt);
    padding:6px 0;
    border-bottom:2px solid transparent;
    transition:color 0.2s ease, border-color 0.2s ease;
  }
  .nav-links a:hover{color:var(--white); border-color:var(--red);}
  .nav-cta{
    font-family:var(--font-mono);
    font-size:12px;
    letter-spacing:0.12em;
    text-transform:uppercase;
    text-decoration:none;
    color:var(--white);
    background:var(--red);
    padding:10px 18px;
    border:1px solid var(--red);
    transition:background 0.2s ease, color 0.2s ease;
  }
  .nav-cta:hover{background:transparent; color:var(--red);}
  .nav-toggle{
    display:none;
    flex-direction:column;
    gap:5px;
    background:none;
    border:none;
    cursor:pointer;
    padding:8px;
  }
  .nav-toggle span{width:24px; height:2px; background:var(--white); display:block;}

  /* ---------- tick strip (signature device) ---------- */
  .tick-strip{
    display:flex;
    align-items:flex-end;
    justify-content:center;
    gap:6px;
    height:46px;
    padding:0 28px;
    overflow:hidden;
  }
  .tick-strip span{
    width:4px;
    background:var(--steel);
    flex-shrink:0;
    transform:scaleY(0.15);
    transform-origin:bottom;
    transition:transform 0.6s cubic-bezier(.2,.8,.2,1), background 0.4s ease;
  }
  .tick-strip.is-live span{transform:scaleY(1);}
  .tick-strip span.accent{background:var(--red);}
  .section-dark .tick-strip{background:var(--ink);}
  .section-light .tick-strip{background:var(--paper);}

  /* ---------- hero ---------- */
  .hero{
    background:var(--ink);
    color:var(--white);
    padding:150px 0 90px;
    position:relative;
    overflow:hidden;
    border-bottom:1px solid var(--line-dark);
  }
  .hero::before{
    content:"";
    position:absolute;
    top:-20%; right:-10%;
    width:60%; height:140%;
    background:radial-gradient(circle at center, rgba(196,30,30,0.16), transparent 65%);
    pointer-events:none;
  }
  .hero .wrap{position:relative; z-index:1;}
  .hero-eyebrow{
    font-family:var(--font-mono);
    font-size:12px;
    letter-spacing:0.22em;
    text-transform:uppercase;
    color:var(--ember);
    margin-bottom:22px;
  }
  .hero h1{
    font-size:clamp(42px, 8vw, 92px);
    color:var(--white);
    max-width:14ch;
  }
  .hero h1 .accent{color:var(--red);}

  .hero-logo{
    display:inline-block;
  }
  .hero-logo-mark{
    font-family:var(--font-display);
    text-transform:uppercase;
    font-size:clamp(80px, 16vw, 190px);
    line-height:0.82;
    letter-spacing:0.01em;
  }
  .hero-logo-mark .bracket{color:var(--white);}
  .hero-logo-mark .b{color:var(--white);}
  .hero-logo-mark .e{color:var(--red);}
  .hero-logo-word{
    font-family:var(--font-display);
    text-transform:uppercase;
    font-size:clamp(30px, 6.4vw, 60px);
    letter-spacing:0.03em;
    margin-top:2px;
    display:flex;
    flex-wrap:wrap;
    gap:0.28em;
  }
  .hero-logo-word .body{color:var(--white);}
  .hero-logo-word .engine{color:var(--red);}
  .hero-logo-tagline{
    font-family:var(--font-mono);
    font-size:clamp(11px, 1.4vw, 14px);
    letter-spacing:0.32em;
    text-transform:uppercase;
    color:var(--steel-lt);
    margin-top:18px;
    padding-top:14px;
    display:flex;
    align-items:center;
    gap:16px;
  }
  .hero-logo-tagline::before,
  .hero-logo-tagline::after{
    content:"";
    width:26px;
    height:1px;
    background:var(--red);
    flex-shrink:0;
  }
  .hero-logo-hot{
    font-family:var(--font-display);
    text-transform:uppercase;
    font-size:clamp(24px, 4.4vw, 38px);
    margin-top:26px;
    display:flex;
    gap:0.14em;
    align-items:baseline;
  }
  .hero-logo-hot .bracket{color:var(--white);}
  .hero-logo-hot .b{color:var(--white);}
  .hero-logo-hot .e{color:var(--red);}
  .hero-logo-hot .hot{color:var(--red); margin-left:0.28em;}

  .hero-sub{
    margin:36px 0 0;
    max-width:52ch;
    color:var(--steel-lt);
    font-size:18px;
  }
  .hero-actions{
    display:flex;
    gap:16px;
    flex-wrap:wrap;
    margin-top:40px;
  }
  .btn{
    font-family:var(--font-mono);
    font-size:13px;
    letter-spacing:0.12em;
    text-transform:uppercase;
    text-decoration:none;
    padding:16px 28px;
    display:inline-block;
    border:1px solid transparent;
    transition:background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
  }
  .btn-primary{background:var(--red); color:var(--white); border-color:var(--red);}
  .btn-primary:hover{background:var(--ember); border-color:var(--ember);}
  .btn-ghost{border-color:var(--steel); color:var(--white);}
  .btn-ghost:hover{border-color:var(--white);}
  .section-light .btn-ghost{border-color:var(--ink); color:var(--ink);}
  .section-light .btn-ghost:hover{background:var(--ink); color:var(--white);}

  .hero-readout{
    margin-top:64px;
    display:flex;
    gap:48px;
    flex-wrap:wrap;
    font-family:var(--font-mono);
  }
  .readout-item .num{
    font-family:var(--font-display);
    font-size:34px;
    color:var(--white);
    display:flex;
    align-items:center;
    gap:10px;
  }
  .readout-item .num .pin-icon{
    width:26px;
    height:26px;
    flex-shrink:0;
    fill:none;
    stroke:var(--red);
    stroke-width:2;
  }
  .readout-item .label{
    font-size:11px;
    letter-spacing:0.14em;
    text-transform:uppercase;
    color:var(--steel);
  }
  .readout-item .label--indent{
    padding-left:36px;
  }

  /* ---------- generic sections ---------- */
  section{padding:100px 0;}
  .section-light{background:var(--paper);}
  .section-dark{background:var(--ink); color:var(--white);}

  .section-head{
    max-width:640px;
    margin-bottom:56px;
  }
  .section-head h2{
    font-size:clamp(34px, 5vw, 54px);
    margin-top:16px;
  }
  .section-dark .section-head h2{color:var(--white);}
  .section-light .section-head h2{color:var(--ink);}
  .section-head p{
    margin-top:20px;
    font-size:17px;
    max-width:60ch;
  }
  .section-light .section-head p{color:#43423d;}
  .section-dark .section-head p{color:var(--steel-lt);}
  .who-serve-heading{
    font-family:var(--font-mono);
    font-size:13px;
    letter-spacing:0.16em;
    text-transform:uppercase;
    color:var(--red);
    margin-top:32px;
    margin-bottom:0;
    padding-top:24px;
    border-top:1px solid var(--line-light);
  }
  .who-serve-list{
    list-style:none;
    margin:20px 0 0;
    padding:0;
    display:grid;
    gap:10px;
  }
  .who-serve-list li{
    font-size:17px;
    color:#43423d;
    padding-left:20px;
    position:relative;
  }
  .who-serve-list li::before{
    content:"—";
    position:absolute;
    left:0;
    color:var(--red);
  }

  /* ---------- pillars (What is Body Engine) ---------- */
  .pillars{
    display:grid;
    grid-template-columns:repeat(3, 1fr);
    gap:1px;
    background:var(--line-light);
    border:1px solid var(--line-light);
  }
  .pillar{
    background:var(--paper);
    padding:40px 32px;
  }
  .pillar .tag{
    font-family:var(--font-display);
    font-size:22px;
    text-transform:uppercase;
  }
  .pillar .tag .b1{color:var(--ink);}
  .pillar .tag .b2{color:var(--red);}
  .pillar p{
    margin-top:16px;
    font-size:15px;
    color:#4a4944;
  }

  /* ---------- services ---------- */
  .services-grid{
    display:grid;
    grid-template-columns:repeat(2, 1fr);
    gap:1px;
    background:var(--line-dark);
    border:1px solid var(--line-dark);
  }
  .service-card{
    background:var(--ink-soft);
    padding:40px;
    transition:background 0.25s ease;
  }
  .service-card:hover{background:#232323;}
  .service-card .idx{
    font-family:var(--font-mono);
    font-size:12px;
    letter-spacing:0.14em;
    color:var(--red);
  }
  .service-card h3{
    font-size:26px;
    margin-top:14px;
    color:var(--white);
  }
  .service-card p{
    margin-top:14px;
    color:var(--steel-lt);
    font-size:15px;
  }
  .service-list{
    list-style:none;
    margin:16px 0 0;
    padding:0;
    display:grid;
    gap:8px;
  }
  .service-list li{
    font-size:14px;
    color:var(--steel-lt);
    padding-left:16px;
    position:relative;
  }
  .service-list li::before{
    content:"—";
    position:absolute;
    left:0;
    color:var(--red);
  }
  .service-card .learn{
    display:inline-block;
    margin-top:20px;
    font-family:var(--font-mono);
    font-size:12px;
    letter-spacing:0.1em;
    text-transform:uppercase;
    color:var(--ember);
    text-decoration:none;
    border-bottom:1px solid var(--ember);
    padding-bottom:2px;
  }

  /* ---------- about ---------- */
  .about-grid{
    display:grid;
    grid-template-columns:0.85fr 1.15fr;
    gap:64px;
    align-items:start;
  }
  .portrait-frame{
    position:relative;
    border:2px solid var(--ink);
    aspect-ratio:4/5;
    display:flex;
    align-items:center;
    justify-content:center;
    background:
      repeating-linear-gradient(135deg, var(--paper-dim), var(--paper-dim) 10px, var(--paper) 10px, var(--paper) 20px);
  }
  .portrait-frame::before,
  .portrait-frame::after{
    content:"";
    position:absolute;
    top:-2px; bottom:-2px;
    width:14px;
    background:var(--ink);
  }
  .portrait-frame::before{left:-14px;}
  .portrait-frame::after{right:-14px;}
  .portrait-inner{
    text-align:center;
    font-family:var(--font-mono);
    font-size:12px;
    letter-spacing:0.12em;
    text-transform:uppercase;
    color:var(--steel);
    padding:20px;
    border:1px dashed var(--steel-lt);
    margin:20px;
  }
  .portrait-inner .initial{
    font-family:var(--font-display);
    font-size:64px;
    color:var(--ink);
    display:block;
    margin-bottom:8px;
  }
  .portrait-inner .initial .e{color:var(--red);}

  .portrait-frame--photo{
    background:var(--ink);
    padding:0;
  }
  .portrait-frame--photo img{
    width:100%;
    height:100%;
    object-fit:cover;
    filter:grayscale(1) contrast(1.05);
    display:block;
  }

  .about-copy p{
    font-size:17px;
    color:#3a3934;
    margin-top:0;
    margin-bottom:20px;
  }
  .credentials{
    list-style:none;
    margin:32px 0 0;
    padding:0;
    display:grid;
    gap:14px;
  }
  .credentials li{
    display:flex;
    align-items:baseline;
    gap:12px;
    font-family:var(--font-mono);
    font-size:13px;
    letter-spacing:0.03em;
    color:#3a3934;
    border-top:1px solid var(--line-light);
    padding-top:14px;
  }
  .credentials li::before{
    content:"—";
    color:var(--red);
  }

  /* ---------- CTA / footer ---------- */
  .cta-section{
    background:var(--ink);
    color:var(--white);
    padding:110px 0 60px;
  }
  .cta-head{
    text-align:center;
    max-width:640px;
    margin:0 auto;
  }
  .cta-head h2{
    font-size:clamp(32px, 6vw, 58px);
    color:var(--white);
  }
  .cta-head h2 .b{color:var(--white);}
  .cta-head h2 .e{color:var(--red);}
  .cta-head p{
    color:var(--steel-lt);
    margin-top:20px;
    font-size:17px;
  }
  .cta-actions{
    display:flex;
    justify-content:center;
    gap:16px;
    margin-top:36px;
    flex-wrap:wrap;
  }

  .contact-grid{
    margin-top:80px;
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:64px;
    border-top:1px solid var(--line-dark);
    padding-top:56px;
  }
  .contact-info .label{
    font-family:var(--font-mono);
    font-size:11px;
    letter-spacing:0.16em;
    text-transform:uppercase;
    color:var(--steel);
  }
  .contact-info .value{
    font-family:var(--font-body);
    font-size:20px;
    margin:8px 0 26px;
  }
  .contact-info a{text-decoration:none; border-bottom:1px solid var(--line-dark);}
  .contact-info a:hover{border-color:var(--red);}

  form.contact-form{
    display:grid;
    gap:16px;
  }
  .contact-form label{
    display:block;
    font-family:var(--font-mono);
    font-size:11px;
    letter-spacing:0.14em;
    text-transform:uppercase;
    color:var(--steel);
    margin-bottom:8px;
  }
  .contact-form input,
  .contact-form textarea{
    width:100%;
    background:transparent;
    border:1px solid var(--line-dark);
    color:var(--white);
    font-family:var(--font-body);
    font-size:15px;
    padding:12px 14px;
  }
  .contact-form input:focus,
  .contact-form textarea:focus{
    border-color:var(--red);
  }
  .contact-form textarea{resize:vertical; min-height:100px;}
  .contact-form button{
    justify-self:start;
    margin-top:6px;
    font-family:var(--font-mono);
    font-size:13px;
    letter-spacing:0.12em;
    text-transform:uppercase;
    background:var(--red);
    color:var(--white);
    border:1px solid var(--red);
    padding:14px 26px;
    cursor:pointer;
    transition:background 0.2s ease, border-color 0.2s ease;
  }
  .contact-form button:hover{background:var(--ember); border-color:var(--ember);}

  .site-footer{
    margin-top:70px;
    padding-top:26px;
    border-top:1px solid var(--line-dark);
    display:flex;
    justify-content:space-between;
    align-items:center;
    flex-wrap:wrap;
    gap:12px;
    font-family:var(--font-mono);
    font-size:12px;
    color:var(--steel);
  }
  .site-footer .lockup{font-size:18px;}

  /* ---------- responsive ---------- */
  @media (max-width: 900px){
    .nav-links{display:none;}
    .nav-toggle{display:flex;}
    .pillars{grid-template-columns:1fr;}
    .services-grid{grid-template-columns:1fr;}
    .about-grid{grid-template-columns:1fr; gap:40px;}
    .portrait-frame{max-width:320px; margin:0 auto;}
    .contact-grid{grid-template-columns:1fr; gap:40px;}
  }
  @media (max-width: 560px){
    .hero{padding:130px 0 70px;}
    section{padding:72px 0;}
    .hero-readout{gap:28px;}
    .wrap{padding:0 20px;}
  }