:root{
    --ink:#0B1220;
    --panel:#0F1B2E;
    --line:rgba(255,255,255,0.09);
    --cyan:#5EEAD4;
    --amber:#F5A524;
    --text:#E7EEF6;
    --text-dim:#94A3B8;
    --radius:10px;
  }
  *{margin:0;padding:0;box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    background:var(--ink);
    color:var(--text);
    font-family:'Inter',sans-serif;
    line-height:1.6;
    overflow-x:hidden;
  }
  h1,h2,h3{font-family:'Space Grotesk',sans-serif; letter-spacing:-0.01em;}
  .mono{font-family:'IBM Plex Mono',monospace;}
  a{color:inherit;text-decoration:none;}
  .wrap{max-width:1140px;margin:0 auto;padding:0 24px;}

  @media (prefers-reduced-motion: reduce){
    *{animation:none !important; transition:none !important;}
  }

  /* ---- Nav ---- */
  header{
    position:fixed; top:0; left:0; right:0; z-index:50;
    background:rgba(11,18,32,0.78);
    backdrop-filter: blur(10px);
    border-bottom:1px solid var(--line);
  }
  nav.wrap{display:flex; align-items:center; justify-content:space-between; height:72px; gap:16px;}
  .logo{font-weight:700; font-size:1.05rem; display:flex; align-items:center; gap:8px; flex-shrink:0;}
  .logo .dot{width:8px;height:8px;border-radius:50%;background:var(--cyan); box-shadow:0 0 8px var(--cyan);}
  .navlinks{display:flex; gap:32px; font-size:0.92rem; color:var(--text-dim); flex-wrap:wrap;}
  .navlinks a:hover{color:var(--cyan);}
  .nav-cta{
    border:1px solid var(--cyan); color:var(--cyan); padding:9px 18px; border-radius:var(--radius);
    font-size:0.88rem; font-family:'IBM Plex Mono',monospace; transition:.2s; flex-shrink:0;
    white-space:nowrap;
  }
  .nav-cta:hover{background:var(--cyan); color:var(--ink);}
  .navlinks, .nav-cta{display:flex;}

  /* Hamburger toggle — hidden on desktop */
  .nav-toggle{
    display:none; flex-direction:column; justify-content:center; gap:5px;
    width:38px; height:38px; background:none; border:none; cursor:pointer; flex-shrink:0;
    padding:0;
  }
  .nav-toggle span{
    display:block; width:100%; height:2px; background:var(--text); border-radius:2px;
    transition:.25s;
  }
  .nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  .nav-toggle.open span:nth-child(2){opacity:0;}
  .nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

  /* Full-screen mobile nav overlay */
  .mobile-nav-overlay{
    position:fixed; inset:0; top:72px; z-index:45;
    background:var(--ink);
    display:flex; flex-direction:column; align-items:center; justify-content:center; gap:28px;
    transform:translateX(100%); transition:transform .3s ease;
  }
  .mobile-nav-overlay.open{transform:translateX(0);}
  .mobile-nav-overlay a{
    font-family:'Space Grotesk',sans-serif; font-size:1.3rem; color:var(--text);
  }
  .mobile-nav-overlay a:hover{color:var(--cyan);}
  .mobile-nav-overlay .mobile-cta{
    margin-top:12px; font-family:'Inter',sans-serif; font-size:1rem;
  }

  @media (max-width:760px){
    .navlinks{display:none;}
    .nav-cta{display:none;}
    .nav-toggle{display:flex;}
  }
  @media (min-width:761px){
    .mobile-nav-overlay{display:none;}
  }

  /* ---- Hero ---- */
  .hero{
    position:relative;
    min-height:100vh;
    display:flex; align-items:center;
    padding-top:90px;
    overflow:hidden;
  }
  #netCanvas{
    position:absolute; inset:0; z-index:0; opacity:0.55;
  }
  .hero-inner{position:relative; z-index:2; max-width:680px;}
  .eyebrow{
    font-family:'IBM Plex Mono',monospace; color:var(--cyan); font-size:0.82rem;
    letter-spacing:0.12em; text-transform:uppercase; margin-bottom:18px; display:flex; align-items:center; gap:10px;
  }
  .eyebrow::before{content:""; width:24px; height:1px; background:var(--cyan); display:inline-block;}
  .hero h1{
    font-size:clamp(2.4rem, 5.5vw, 3.8rem);
    font-weight:700; line-height:1.08; margin-bottom:22px;
  }
  .hero h1 .accent{color:var(--cyan);}
  .hero p{font-size:1.08rem; color:var(--text-dim); max-width:520px; margin-bottom:34px;}
  .hero-ctas{display:flex; gap:16px; flex-wrap:wrap;}
  .btn-primary{
    background:var(--cyan); color:var(--ink); padding:14px 28px; border-radius:var(--radius);
    font-weight:600; font-size:0.95rem; display:inline-flex; align-items:center; gap:8px; transition:.2s;
  }
  .btn-primary:hover{transform:translateY(-2px); box-shadow:0 8px 24px rgba(94,234,212,0.25);}
  .btn-secondary{
    border:1px solid var(--line); padding:14px 28px; border-radius:var(--radius);
    font-weight:500; font-size:0.95rem; color:var(--text); transition:.2s;
  }
  .btn-secondary:hover{border-color:var(--cyan); color:var(--cyan);}

  .uptime-strip{
    position:relative; z-index:2; margin-top:64px; display:flex; gap:48px; flex-wrap:wrap;
    border-top:1px solid var(--line); padding-top:28px; max-width:680px;
  }
  .uptime-strip div{font-family:'IBM Plex Mono',monospace;}
  .uptime-strip .num{color:var(--cyan); font-size:1.5rem; font-weight:500; display:block;}
  .uptime-strip .lbl{color:var(--text-dim); font-size:0.78rem; text-transform:uppercase; letter-spacing:0.06em;}

  /* ---- Section shared ---- */
  section{padding:110px 0;}
  @media (max-width:760px){ section{padding:72px 0;} }
  @media (max-width:480px){ .wrap{padding:0 18px;} }

  /* ---- Standalone Projects page ---- */
  .navlinks .active-link{color:var(--cyan);}
  .projects-page-hero{
    padding:160px 0 60px;
    border-bottom:1px solid var(--line);
  }
  .projects-page-hero .eyebrow{margin-bottom:14px;}
  .projects-page-hero h1{
    font-size:clamp(2rem,4.5vw,2.8rem); font-weight:600; margin-bottom:16px;
  }
  .projects-page-hero p{color:var(--text-dim); max-width:560px;}
  #projects{padding-top:60px;}
  .section-head{max-width:600px; margin-bottom:56px;}
  .section-head .eyebrow{margin-bottom:14px;}
  .section-head h2{font-size:clamp(1.8rem,3.5vw,2.4rem); font-weight:600;}
  .section-head p{color:var(--text-dim); margin-top:14px;}

  /* ---- Services ---- */
  .services{background:var(--panel); border-top:1px solid var(--line); border-bottom:1px solid var(--line);}
  .service-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:1px; background:var(--line); border:1px solid var(--line); border-radius:var(--radius); overflow:hidden;}
  @media (max-width:760px){ .service-grid{grid-template-columns:1fr;} }
  .service-card{
    background:var(--panel); padding:36px; transition:.25s;
    position:relative;
  }
  .service-card:hover{background:#13233b;}
  .service-card .tag{font-family:'IBM Plex Mono',monospace; font-size:0.75rem; color:var(--amber); letter-spacing:0.08em;}
  .service-card h3{font-size:1.3rem; margin:14px 0 10px; font-weight:600;}
  .service-card p{color:var(--text-dim); font-size:0.95rem;}
  .service-card .icon{width:38px;height:38px; margin-bottom:18px;}

  /* ---- About ---- */
  .about-grid{display:grid; grid-template-columns:1.15fr 0.85fr; gap:60px; align-items:center;}
  @media (max-width:860px){ .about-grid{grid-template-columns:1fr;} }
  #about h2{font-size:clamp(1.8rem,3.5vw,2.4rem); font-weight:600; margin-bottom:18px;}
  .about-lead{color:var(--text-dim); margin-bottom:36px; max-width:540px;}
  .about-points{display:flex; flex-direction:column; gap:22px;}
  .about-point{display:flex; gap:18px;}
  .about-point .num{color:var(--cyan); font-size:0.85rem; padding-top:3px;}
  .about-point h4{font-size:1rem; font-weight:600; margin-bottom:4px;}
  .about-point p{color:var(--text-dim); font-size:0.9rem;}
  .about-visual{display:flex; justify-content:center;}
  @media (max-width:860px){ .about-visual{max-width:280px; margin:0 auto;} }

  /* ---- Process ---- */
  .process-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:28px;}
  @media (max-width:900px){ .process-grid{grid-template-columns:repeat(2,1fr);} }
  @media (max-width:560px){ .process-grid{grid-template-columns:1fr;} }
  .process-step{padding:24px 0; border-top:1px solid var(--line);}
  .process-step .pnum{font-family:'IBM Plex Mono',monospace; color:var(--cyan); font-size:0.85rem;}
  .process-step h4{margin:12px 0 8px; font-size:1.05rem; font-weight:600;}
  .process-step p{color:var(--text-dim); font-size:0.9rem;}

  /* ---- Work / proof ---- */
  .stack-band{
    background:var(--panel); border-top:1px solid var(--line); border-bottom:1px solid var(--line);
    padding:48px 0;
  }
  .stack-row{display:flex; gap:40px; flex-wrap:wrap; justify-content:space-between; align-items:center; color:var(--text-dim); font-family:'IBM Plex Mono',monospace; font-size:0.85rem;}

  /* ---- Projects ---- */
  .project-grid{
    display:grid; grid-template-columns:repeat(3,1fr); gap:24px; margin-top:44px;
  }
  @media (max-width:900px){ .project-grid{grid-template-columns:repeat(2,1fr);} }
  @media (max-width:600px){ .project-grid{grid-template-columns:1fr;} }
  .project-card{
    background:var(--panel); border:1px solid var(--line); border-radius:var(--radius);
    overflow:hidden; transition:.25s; position:relative;
  }
  .project-card:hover{border-color:rgba(94,234,212,0.4); transform:translateY(-3px);}
  .project-card img{width:100%; aspect-ratio:4/3; object-fit:cover; display:block; background:#0b1626;}
  .project-card .pc-body{padding:20px;}
  .project-card h4{font-size:1.05rem; font-weight:600; margin-bottom:8px;}
  .project-card p{color:var(--text-dim); font-size:0.88rem;}

  /* ---- Testimonials ---- */
  .testimonials{background:var(--panel); border-top:1px solid var(--line); border-bottom:1px solid var(--line);}
  .testimonial-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:24px;}
  @media (max-width:900px){ .testimonial-grid{grid-template-columns:1fr;} }
  .testimonial-card{
    background:var(--ink); border:1px solid var(--line); border-radius:var(--radius);
    padding:28px; display:flex; flex-direction:column;
  }
  .testimonial-card .stars{color:var(--amber); font-size:0.95rem; margin-bottom:16px; letter-spacing:2px;}
  .testimonial-card .quote{color:var(--text); font-size:0.95rem; line-height:1.65; flex-grow:1; margin-bottom:22px;}
  .t-author{display:flex; align-items:center; gap:12px;}
  .t-avatar{
    width:40px; height:40px; border-radius:50%; background:rgba(94,234,212,0.12); color:var(--cyan);
    display:flex; align-items:center; justify-content:center; font-size:0.8rem; flex-shrink:0;
  }
  .t-name{font-size:0.92rem; font-weight:600;}
  .t-role{font-size:0.78rem; color:var(--text-dim);}

  /* ---- FAQ ---- */
  .faq-list{display:flex; flex-direction:column; gap:1px; background:var(--line); border:1px solid var(--line); border-radius:var(--radius); overflow:hidden;}
  .faq-item{background:var(--ink);}
  .faq-question{
    width:100%; text-align:left; background:none; border:none; color:var(--text);
    padding:22px 24px; font-family:'Space Grotesk',sans-serif; font-size:1rem; font-weight:500;
    cursor:pointer; display:flex; justify-content:space-between; align-items:center; gap:16px;
    transition:.2s;
  }
  .faq-question:hover{color:var(--cyan);}
  .faq-icon{
    font-family:'IBM Plex Mono',monospace; color:var(--cyan); font-size:1.2rem; flex-shrink:0;
    transition:transform .25s;
  }
  .faq-item.open .faq-icon{transform:rotate(45deg);}
  .faq-answer{
    max-height:0; overflow:hidden; transition:max-height .25s ease;
  }
  .faq-answer p{padding:0 24px 22px; color:var(--text-dim); font-size:0.92rem; max-width:640px;}

  /* ---- Contact ---- */
  .contact{}
  .contact-grid{display:grid; grid-template-columns:1.1fr 0.9fr; gap:60px;}
  @media (max-width:800px){ .contact-grid{grid-template-columns:1fr;} }
  .contact-card{
    background:var(--panel); border:1px solid var(--line); border-radius:var(--radius); padding:36px;
  }
  .contact-card .row{display:flex; justify-content:space-between; align-items:center; padding:16px 0; border-bottom:1px solid var(--line);}
  .contact-card .row:last-child{border-bottom:none;}
  .contact-card .row span:first-child{color:var(--text-dim); font-size:0.9rem;}
  .contact-card .row span:last-child{font-family:'IBM Plex Mono',monospace; font-size:0.92rem;}
  .contact-card a.wa-link{color:var(--cyan);}

  form{display:flex; flex-direction:column; gap:16px;}
  input, textarea{
    background:var(--panel); border:1px solid var(--line); border-radius:var(--radius);
    padding:14px 16px; color:var(--text); font-family:'Inter',sans-serif; font-size:0.95rem;
  }
  input:focus, textarea:focus{outline:2px solid var(--cyan); outline-offset:2px;}
  textarea{resize:vertical; min-height:110px;}
  label{font-size:0.82rem; color:var(--text-dim); margin-bottom:4px; display:block;}

  footer{
    border-top:1px solid var(--line); padding:36px 0; color:var(--text-dim); font-size:0.85rem;
    display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px;
  }

  /* ---- WhatsApp floating widget ---- */
  .wa-float{
    position:fixed; bottom:24px; right:24px; z-index:100;
    width:60px; height:60px; border-radius:50%;
    background:#25D366; display:flex; align-items:center; justify-content:center;
    box-shadow:0 6px 20px rgba(0,0,0,0.35);
    animation:wa-pulse 2.6s infinite;
    transition:.2s;
  }
  .wa-float:hover{transform:scale(1.08);}
  .wa-float svg{width:30px; height:30px; fill:#fff;}
  @keyframes wa-pulse{
    0%{box-shadow:0 0 0 0 rgba(37,211,102,0.45), 0 6px 20px rgba(0,0,0,0.35);}
    70%{box-shadow:0 0 0 14px rgba(37,211,102,0), 0 6px 20px rgba(0,0,0,0.35);}
    100%{box-shadow:0 0 0 0 rgba(37,211,102,0), 0 6px 20px rgba(0,0,0,0.35);}
  }
  .wa-tooltip{
    position:fixed; bottom:38px; right:94px; z-index:100;
    background:var(--panel); border:1px solid var(--line); color:var(--text);
    padding:10px 14px; border-radius:8px; font-size:0.85rem; font-family:'Inter',sans-serif;
    opacity:0; pointer-events:none; transform:translateX(8px); transition:.25s;
    white-space:nowrap;
  }
  .wa-float:hover + .wa-tooltip, .wa-tooltip.show{opacity:1; transform:translateX(0);}
  @media (max-width:480px){
    .wa-tooltip{display:none;}
    .wa-float{width:54px;height:54px; bottom:18px; right:18px;}
  }