:root{
    --bg:#00273e;
    --bg-1:#073051;
    --bg-2:#113e67;
    --card:#0b3759;
    --ink:#ffffff;
    --ink-dim:#d6dcf0;
    --ink-faint:#b0bbdc;
    --line:#2f5e89;
    --line-soft:#1c4871;
    --orange:#ff8a1f;
    --orange-2:#ffbb54;
    --blue:#33b8ff;
    --blue-dim:#1c4b6b;
    --radius-s:3px;
    --radius-m:6px;
    --font-display:'Rajdhani',sans-serif;
    --font-body:'Maven Pro',sans-serif;
    --wrap:1180px;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{background:var(--bg);}
  body{
    margin:0;
    background:var(--bg);
    color:var(--ink);
    font-family:var(--font-body);
    font-size:16px;
    line-height:1.7;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;}
  h1,h2,h3,h4{
    font-family:var(--font-display);
    text-transform:uppercase;
    letter-spacing:0.02em;
    color:var(--ink);
    margin:0;
    text-wrap:balance;
  }
  p{margin:0;}
  ul{margin:0;padding:0;list-style:none;}
  section{position:relative;}
  ::selection{background:var(--orange);color:#1a0e00;}
  @media (prefers-reduced-motion:reduce){
    *{animation-duration:0.001ms !important;animation-iteration-count:1 !important;transition-duration:0.001ms !important;}
  }

  /* ---------- entrance animations ---------- */
  @keyframes fadeRiseIn{
    from{opacity:0;transform:translateY(18px);}
    to{opacity:1;transform:translateY(0);}
  }
  .hero-copy > *{
    opacity:0;
    animation:fadeRiseIn 0.8s cubic-bezier(0.16,1,0.3,1) forwards;
  }
  .hero-copy > *:nth-child(1){animation-delay:0.05s;}
  .hero-copy > *:nth-child(2){animation-delay:0.17s;}
  .hero-copy > *:nth-child(3){animation-delay:0.29s;}
  .hero-copy > *:nth-child(4){animation-delay:0.43s;}
  .hero-copy > *:nth-child(5){animation-delay:0.57s;}
  .hero-copy > *:nth-child(6){animation-delay:0.71s;}
  .hero-art{
    opacity:0;
    animation:fadeRiseIn 1s cubic-bezier(0.16,1,0.3,1) 0.35s forwards;
  }

  /* scroll-triggered reveal: hidden state only applies once JS has
     opted an element in via .will-animate, so content stays visible
     by default if JS never runs */
  .will-animate{
    opacity:0;
    transform:translateY(24px);
    transition:opacity 0.7s cubic-bezier(0.16,1,0.3,1), transform 0.7s cubic-bezier(0.16,1,0.3,1);
  }
  .will-animate.in-view{
    opacity:1;
    transform:translateY(0);
  }
  .services-grid .will-animate:nth-child(1){transition-delay:0s;}
  .services-grid .will-animate:nth-child(2){transition-delay:0.12s;}
  .services-grid .will-animate:nth-child(3){transition-delay:0.24s;}
  .clients-grid .will-animate:nth-child(4n+1){transition-delay:0s;}
  .clients-grid .will-animate:nth-child(4n+2){transition-delay:0.08s;}
  .clients-grid .will-animate:nth-child(4n+3){transition-delay:0.16s;}
  .clients-grid .will-animate:nth-child(4n){transition-delay:0.24s;}

  /* ---------- accessibility: focus states ---------- */
  a:focus-visible,
  button:focus-visible{
    outline:2px solid var(--blue);
    outline-offset:3px;
    border-radius:var(--radius-s);
  }
  .skip-link{
    position:fixed;
    top:-60px;
    left:16px;
    z-index:100;
    background:var(--orange);
    color:#1a0e00;
    font-family:var(--font-display);
    text-transform:uppercase;
    font-weight:700;
    font-size:0.85rem;
    letter-spacing:0.04em;
    padding:12px 20px;
    border-radius:var(--radius-s);
    transition:top 180ms ease;
  }
  .skip-link:focus{top:16px;}

  /* ---------- background texture (fixed, page-wide) ---------- */
  .bg-texture{
    position:fixed;
    inset:0;
    background-image:url('../images/circuit_pattern-3-1920x1080-brighter2.webp');
    background-size:cover;
    background-position:center;
    pointer-events:none;
    z-index:0;
  }
  .bg-texture::after{
    content:"";
    position:absolute;
    inset:0;
    background:rgba(0,0,0,0.3);
  }
  /* text sitting directly on the ambient texture (no card behind it)
     gets a soft shadow so it stays legible at any scroll position */
  .hero-lede,
  .section-head p,
  .about-copy p,
  .contact-grid p,
  .stat-label,
  .foot-row{
    text-shadow:0 1px 6px rgba(4,6,11,0.85);
  }

  .wrap{
    max-width:var(--wrap);
    margin-inline:auto;
    padding-inline:clamp(20px,5vw,48px);
    position:relative;
    z-index:1;
  }

  .eyebrow{
    font-family:var(--font-display);
    text-transform:uppercase;
    letter-spacing:0.22em;
    font-size:0.78rem;
    font-weight:600;
    color:var(--blue);
    display:flex;
    align-items:center;
    gap:10px;
  }
  .eyebrow::before{
    content:"";
    width:22px;
    height:2px;
    background:var(--orange);
    display:inline-block;
  }

  /* ---------- top nav ---------- */
  .topnav{
    position:sticky;
    top:0;
    z-index:40;
    background:rgba(0,39,62,0.86);
    backdrop-filter:blur(10px);
    -webkit-backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line-soft);
  }
  .topnav .wrap{
    display:flex;
    align-items:center;
    justify-content:space-between;
    height:76px;
  }
  .brand{display:flex;align-items:center;gap:10px;}
  .brand img{height:30px;width:auto;}
  .navlinks{
    display:flex;
    align-items:center;
    gap:34px;
    font-family:var(--font-display);
    text-transform:uppercase;
    font-size:0.85rem;
    font-weight:600;
    letter-spacing:0.06em;
  }
  .navlinks a{
    color:var(--ink-dim);
    position:relative;
    padding-bottom:4px;
    transition:color 180ms ease;
  }
  .navlinks a:hover{color:var(--ink);}
  .nav-cta{
    font-family:var(--font-display);
    text-transform:uppercase;
    font-weight:700;
    font-size:0.82rem;
    letter-spacing:0.05em;
    color:#1a0e00;
    background:linear-gradient(135deg,var(--orange-2),var(--orange));
    padding:11px 22px;
    border-radius:var(--radius-s);
    white-space:nowrap;
    box-shadow:0 6px 18px -6px rgba(255,138,31,0.55);
    transition:transform 180ms ease, box-shadow 180ms ease;
  }
  .nav-cta:hover{transform:translateY(-1px);box-shadow:0 10px 22px -6px rgba(255,138,31,0.7);}

  .nav-right{display:flex;align-items:center;gap:14px;}
  .nav-toggle{
    display:none;
    align-items:center;
    justify-content:center;
    width:38px;
    height:38px;
    flex:none;
    background:transparent;
    border:1px solid var(--line);
    border-radius:var(--radius-s);
    color:var(--ink);
    cursor:pointer;
    padding:0;
    transition:border-color 180ms ease, color 180ms ease;
  }
  .nav-toggle:hover{border-color:var(--blue);color:var(--blue);}
  .nav-toggle svg{width:20px;height:20px;}
  .nav-toggle .icon-close{display:none;}
  .nav-toggle[aria-expanded="true"] .icon-menu{display:none;}
  .nav-toggle[aria-expanded="true"] .icon-close{display:block;}

  .menu-backdrop{
    position:fixed;
    inset:0;
    z-index:41;
    background:rgba(4,8,14,0.55);
    opacity:0;
    visibility:hidden;
    transition:opacity 260ms ease, visibility 0s 260ms;
  }
  .menu-backdrop.open{
    opacity:1;
    visibility:visible;
    transition:opacity 260ms ease, visibility 0s;
  }

  .mobile-menu{
    position:fixed;
    top:0;
    right:0;
    bottom:0;
    z-index:42;
    width:min(300px,80vw);
    display:flex;
    flex-direction:column;
    padding:28px;
    gap:6px;
    overflow-y:auto;
    background:rgba(0,39,62,0.86);
    backdrop-filter:blur(10px);
    -webkit-backdrop-filter:blur(10px);
    border-left:1px solid var(--line-soft);
    transform:translateX(100%);
    visibility:hidden;
    transition:transform 320ms cubic-bezier(0.16,1,0.3,1), visibility 0s 320ms;
  }
  .mobile-menu.open{
    transform:translateX(0);
    visibility:visible;
    transition:transform 320ms cubic-bezier(0.16,1,0.3,1), visibility 0s;
  }
  .mobile-menu-close{
    align-self:flex-end;
    display:flex;
    align-items:center;
    justify-content:center;
    width:38px;
    height:38px;
    margin-bottom:14px;
    background:transparent;
    border:1px solid var(--line);
    border-radius:var(--radius-s);
    color:var(--ink);
    cursor:pointer;
    padding:0;
  }
  .mobile-menu-close:hover{border-color:var(--blue);color:var(--blue);}
  .mobile-menu-close svg{width:20px;height:20px;}
  .mobile-menu-mark{width:44px;height:44px;margin-bottom:22px;}
  .mobile-menu a{
    padding:14px 0;
    font-family:var(--font-display);
    text-transform:uppercase;
    font-weight:600;
    font-size:1.1rem;
    letter-spacing:0.04em;
    color:var(--ink-dim);
    border-bottom:1px solid var(--line-soft);
  }
  .mobile-menu a:hover{color:var(--ink);}
  @media (min-width:761px){
    .mobile-menu,
    .menu-backdrop{display:none !important;}
  }

  /* ---------- circuit rail (desktop wayfinding) ---------- */
  .rail{
    position:fixed;
    right:28px;
    top:50%;
    transform:translateY(-50%);
    z-index:35;
    display:flex;
    flex-direction:column;
    align-items:center;
    gap:0;
  }
  .rail::before{
    content:"";
    position:absolute;
    top:6px;
    bottom:6px;
    left:50%;
    width:1px;
    background:var(--line);
    transform:translateX(-50%);
    z-index:0;
  }
  .rail button{
    position:relative;
    z-index:1;
    appearance:none;
    background:var(--bg-1);
    border:1px solid var(--line);
    width:11px;
    height:11px;
    border-radius:var(--radius-s);
    margin:17px 0;
    padding:0;
    cursor:pointer;
    transition:background 180ms ease, border-color 180ms ease, transform 180ms ease;
  }
  .rail button:hover{transform:scale(1.3);}
  .rail button.active{
    background:var(--orange);
    border-color:var(--orange);
    box-shadow:0 0 0 4px rgba(255,138,31,0.18);
  }
  .rail button span{
    position:absolute;
    right:22px;
    top:50%;
    transform:translateY(-50%);
    font-family:var(--font-display);
    text-transform:uppercase;
    font-size:0.72rem;
    font-weight:600;
    letter-spacing:0.08em;
    color:var(--ink-faint);
    white-space:nowrap;
    opacity:0;
    transition:opacity 180ms ease, color 180ms ease;
  }
  .rail button:hover span{opacity:1;color:var(--ink-dim);}
  .rail button.active span{opacity:1;color:var(--orange);}
  .rail button:focus-visible{outline-offset:5px;}
  .rail button:focus-visible span{opacity:1;color:var(--orange);}
  @media (max-width:1360px){ .rail{display:none;} }

  /* ---------- hero ---------- */
  .hero{padding:clamp(56px,9vw,108px) 0 clamp(50px,7vw,90px);}
  .hero .wrap{
    display:grid;
    grid-template-columns:1.15fr 0.85fr;
    gap:clamp(32px,5vw,64px);
    align-items:center;
  }
  .hero-logo{height:56px;width:auto;margin-bottom:28px;}
  .hero h1{
    font-size:clamp(2.7rem,5.4vw,4.3rem);
    line-height:0.98;
    font-weight:700;
    margin:18px 0 22px;
  }
  .hero h1 em{
    font-style:normal;
    color:var(--orange);
  }
  .hero-lede{
    font-size:1.18rem;
    color:var(--ink-dim);
    max-width:46ch;
    line-height:1.75;
  }
  .hero-ctas{display:flex;gap:16px;margin-top:34px;flex-wrap:wrap;}
  .btn{
    font-family:var(--font-display);
    text-transform:uppercase;
    font-weight:700;
    font-size:0.9rem;
    letter-spacing:0.04em;
    padding:15px 28px;
    border-radius:var(--radius-s);
    display:inline-flex;
    align-items:center;
    gap:8px;
    transition:transform 180ms ease, box-shadow 180ms ease, background 180ms ease, border-color 180ms ease;
  }
  .btn-primary{
    color:#1a0e00;
    background:linear-gradient(135deg,var(--orange-2),var(--orange));
    box-shadow:0 10px 26px -8px rgba(255,138,31,0.55);
  }
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px -8px rgba(255,138,31,0.7);}
  .btn-ghost{
    color:var(--ink);
    border:1px solid var(--line);
    background:transparent;
  }
  .btn-ghost:hover{border-color:var(--blue);color:var(--blue);}

  .stat-row{
    display:flex;
    gap:clamp(20px,4vw,44px);
    margin-top:48px;
    padding-top:28px;
    border-top:1px solid var(--line-soft);
    flex-wrap:wrap;
  }
  .stat-row div{display:flex;flex-direction:column;gap:2px;}
  .stat-num{
    font-family:var(--font-display);
    font-size:1.7rem;
    font-weight:700;
    color:var(--ink);
  }
  .stat-label{
    font-size:0.78rem;
    color:var(--ink-faint);
    text-transform:uppercase;
    letter-spacing:0.06em;
  }

  /* hero illustration */
  .hero-art{
    position:relative;
    aspect-ratio:1/1;
    display:flex;
    align-items:center;
    justify-content:center;
  }
  .hero-art svg{width:100%;height:100%;overflow:visible;}
  .pulse{animation:pulse 2.6s ease-in-out infinite;}
  @keyframes pulse{
    0%,100%{opacity:0.35;}
    50%{opacity:1;}
  }
  .pulse2{animation:pulse 2.6s ease-in-out infinite 0.9s;}
  .pulse3{animation:pulse 2.6s ease-in-out infinite 1.7s;}

  /* ---------- section shell ---------- */
  .section{padding-block:clamp(72px,9vw,124px);}
  .section-head{max-width:640px;margin-bottom:clamp(48px,6vw,72px);}
  .section-head h2{font-size:clamp(1.9rem,3.4vw,2.5rem);margin-top:14px;}
  .section-head p{color:var(--ink-dim);margin-top:18px;font-size:1.05rem;max-width:56ch;}
  .divider{border-top:1px solid var(--line-soft);}

  /* ---------- services ---------- */
  .services-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:5px;
  }
  .service-card{
    background:rgba(0,39,62,0.76);
    backdrop-filter:blur(10px);
    -webkit-backdrop-filter:blur(10px);
    border:1px solid var(--line-soft);
    border-radius:var(--radius-s);
    padding:clamp(28px,3vw,38px) clamp(24px,3vw,32px);
    display:flex;
    flex-direction:column;
    gap:18px;
  }
  .service-icon{
    width:52px;
    height:52px;
    color:var(--orange);
  }
  .service-card:nth-child(2) .service-icon{color:var(--blue);}
  .service-card h3{font-size:1.28rem;font-weight:600;color:var(--blue);}
  .service-card .tag{
    font-size:0.78rem;
    color:var(--ink-faint);
    text-transform:uppercase;
    letter-spacing:0.05em;
    font-family:var(--font-display);
    font-weight:600;
  }
  .service-list li{
    position:relative;
    padding-left:18px;
    color:var(--ink-dim);
    font-size:0.96rem;
    line-height:1.65;
    margin-top:12px;
  }
  .service-list li::before{
    content:"";
    position:absolute;
    left:0;
    top:0.62em;
    width:6px;
    height:1px;
    background:var(--ink-faint);
  }
  @media (max-width:900px){
    .services-grid{grid-template-columns:1fr;}
  }

  /* ---------- about ---------- */
  .about-grid{
    display:grid;
    grid-template-columns:1.4fr 0.9fr;
    gap:clamp(36px,5vw,72px);
    align-items:start;
    background:rgba(0,39,62,0.76);
    backdrop-filter:blur(10px);
    -webkit-backdrop-filter:blur(10px);
    border:1px solid var(--line-soft);
    border-radius:var(--radius-s);
    padding:clamp(32px,4vw,52px);
  }
  .about-copy p{color:var(--ink-dim);margin-top:22px;font-size:1.04rem;}
  .about-copy p:first-child{margin-top:0;}
  .about-copy a{color:var(--orange);border-bottom:1px solid rgba(255,138,31,0.4);}
  .about-copy a:hover{color:var(--orange-2);}

  .about-side{
    border-left:1px solid var(--line-soft);
    padding-left:clamp(28px,3vw,40px);
  }
  .monogram{
    width:64px;
    height:64px;
    border-radius:var(--radius-s);
    background:linear-gradient(135deg,var(--blue-dim),var(--bg-2));
    border:1px solid var(--line);
    display:flex;
    align-items:center;
    justify-content:center;
    font-family:var(--font-display);
    font-weight:700;
    font-size:1.5rem;
    color:var(--orange);
    margin-bottom:22px;
  }
  .about-side h3{
    font-size:0.78rem;
    text-transform:uppercase;
    letter-spacing:0.1em;
    color:var(--ink-faint);
    margin-bottom:16px;
  }
  .stat-block{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:18px;
    margin-bottom:26px;
  }
  .stat-block div{
    border-top:2px solid var(--orange);
    padding-top:10px;
  }
  .stat-block .stat-block-num{
    font-family:var(--font-display);
    font-size:1.6rem;
    font-weight:700;
  }
  .stat-block .stat-block-label{
    font-size:0.76rem;
    color:var(--ink-faint);
    text-transform:uppercase;
    letter-spacing:0.05em;
    margin-top:2px;
  }
  .side-links{display:flex;flex-direction:column;gap:10px;}
  .side-link{
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:12px 14px;
    border:1px solid var(--line);
    border-radius:var(--radius-s);
    font-family:var(--font-display);
    text-transform:uppercase;
    font-size:0.82rem;
    font-weight:600;
    letter-spacing:0.04em;
    color:var(--ink-dim);
    transition:border-color 180ms ease, color 180ms ease;
  }
  .side-link:hover{border-color:var(--blue);color:var(--blue);}

  /* ---------- clients ---------- */
  .clients-top{
    display:flex;
    justify-content:space-between;
    align-items:flex-end;
    gap:24px;
    flex-wrap:wrap;
  }
  .clients-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:5px;
    margin-top:40px;
  }
  .client-tile{
    background:rgba(0,39,62,0.76);
    backdrop-filter:blur(10px);
    -webkit-backdrop-filter:blur(10px);
    border:1px solid var(--line-soft);
    border-radius:var(--radius-s);
    padding:38px 22px 28px;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:16px;
    text-align:center;
    transition:background 200ms ease;
    min-height:300px;
  }
  .client-tile:hover,
  .client-tile:focus-visible{background:rgba(0,39,62,0.95);}
  .client-tile img{
    max-height:105px;
    max-width:100%;
    width:auto;
    object-fit:contain;
    filter:grayscale(35%);
    opacity:0.92;
    transition:filter 200ms ease, opacity 200ms ease, transform 200ms ease;
  }
  .client-tile:hover img,
  .client-tile:focus-visible img{filter:grayscale(0%);opacity:1;transform:scale(1.05);}
  .client-tile .ct-text{
    display:flex;
    flex-direction:column;
    gap:4px;
  }
  .client-tile .ct-name{
    font-family:var(--font-display);
    text-transform:uppercase;
    font-weight:600;
    font-size:0.8rem;
    letter-spacing:0.03em;
    color:var(--blue);
    line-height:1.3;
  }
  .client-tile .ct-label{
    font-size:0.85rem;
    color:var(--ink-faint);
    line-height:1.45;
  }
  @media (max-width:980px){ .clients-grid{grid-template-columns:repeat(3,1fr);} }
  @media (max-width:640px){ .clients-grid{grid-template-columns:repeat(2,1fr);} }

  /* ---------- contact / footer ---------- */
  .contact-band{
    background:rgba(0,39,62,0.76);
    backdrop-filter:blur(10px);
    -webkit-backdrop-filter:blur(10px);
    border-top:1px solid var(--line-soft);
    border-bottom:1px solid var(--line-soft);
  }
  .contact-grid{
    display:grid;
    grid-template-columns:1.3fr 1fr;
    gap:clamp(30px,5vw,60px);
    align-items:center;
  }
  .contact-grid h2{font-size:clamp(1.9rem,3.6vw,2.6rem);}
  .contact-grid p{color:var(--ink-dim);margin-top:20px;max-width:48ch;font-size:1.04rem;}
  .contact-card{
    background:rgba(0,39,62,0.76);
    backdrop-filter:blur(10px);
    -webkit-backdrop-filter:blur(10px);
    border:1px solid var(--line-soft);
    border-radius:var(--radius-s);
    padding:clamp(26px,3vw,34px);
  }
  .contact-row{
    display:flex;
    align-items:center;
    gap:14px;
    padding:14px 0;
    border-bottom:1px solid var(--line-soft);
    font-size:1rem;
  }
  .contact-row:last-child{border-bottom:none;}
  .contact-row svg{width:20px;height:20px;color:var(--orange);flex:none;}

  footer{
    padding:30px 0 50px;
    background:rgba(0,39,62,0.76);
    backdrop-filter:blur(10px);
    -webkit-backdrop-filter:blur(10px);
  }
  .foot-row{
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:16px;
    flex-wrap:wrap;
    font-size:0.82rem;
    color:var(--ink-faint);
  }
  .foot-row a{color:var(--ink-faint);}
  .foot-row a:hover{color:var(--orange);}

  /* ---------- mobile nav ---------- */
  @media (max-width:760px){
    .navlinks{display:none;}
    .nav-toggle{display:flex;}
    .hero .wrap{grid-template-columns:1fr;}
    .hero-art{max-width:140px;margin-inline:auto;order:-1;}
    .about-grid{grid-template-columns:1fr;}
    .about-side{border-left:none;padding-left:0;border-top:1px solid var(--line-soft);padding-top:28px;}
    .contact-grid{grid-template-columns:1fr;}
  }