:root{
    --black:#08090b;
    --black-2:#0e1013;
    --surface:#15171b;
    --surface-2:#1c1f24;
    --white:#f5f6f7;
    --gray:#8b909a;
    --gray-dim:#54585f;
    --accent:#e2703a;
    --accent-2:#f0955f;
    --accent-deep:#9c4419;
    --navy:#24406e;
    --navy-light:#4a72b8;
    --line:rgba(255,255,255,0.08);
    --line-strong:rgba(255,255,255,0.14);
    --mono:'JetBrains Mono', ui-monospace, monospace;
    --sans:'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  }

  *{margin:0;padding:0;box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    background:var(--black);
    color:var(--white);
    font-family:var(--sans);
    line-height:1.5;
    overflow-x:hidden;
    -webkit-font-smoothing:antialiased;
  }
  ::selection{background:var(--accent);color:#fff;}
  a{color:inherit;text-decoration:none;}
  img{max-width:100%;display:block;}
  button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}

  @media (prefers-reduced-motion: reduce){
    *{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important;}
  }

  :focus-visible{outline:2px solid var(--accent-2); outline-offset:3px; border-radius:4px;}

  .wrap{max-width:1240px;margin:0 auto;padding:0 32px;}
  @media (max-width:640px){ .wrap{padding:0 20px;} }

  .eyebrow{
    font-family:var(--mono);
    font-size:12px;
    letter-spacing:.18em;
    text-transform:uppercase;
    color:var(--accent-2);
    display:flex;align-items:center;gap:10px;
    margin-bottom:18px;
  }
  .eyebrow::before{
    content:'';
    width:22px;height:1px;
    background:var(--accent-2);
    display:inline-block;
  }

  h1,h2,h3{
    font-weight:800;
    letter-spacing:-0.02em;
    line-height:1.05;
  }

  .section{
    position:relative;
    padding:120px 0;
    border-top:1px solid var(--line);
  }
  .section.alt{background:var(--black-2);}
  @media (max-width:768px){ .section{padding:80px 0;} }

  .section-head{
    max-width:640px;
    margin-bottom:64px;
  }
  .section-head h2{font-size:clamp(28px,4vw,42px);}
  .section-head p{color:var(--gray); margin-top:16px; font-size:16.5px;}

  /* ---------- NAV ---------- */
  header{
    position:fixed; top:0; left:0; right:0; z-index:100;
    background:rgba(8,9,11,0.7);
    backdrop-filter:blur(14px); -webkit-backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);
  }
  .nav{
    display:flex; align-items:center; justify-content:space-between;
    height:76px;
  }
  .logo{
    display:flex; align-items:center; gap:10px;
    font-weight:800; font-size:19px; letter-spacing:-0.01em;
  }
  .logo .dot{
    width:9px;height:9px;border-radius:50%;
    background:var(--accent);
    box-shadow:0 0 14px 2px rgba(226,112,58,.7);
  }
  .nav-links{display:flex; gap:36px; font-size:14.5px; color:var(--gray);}
  .nav-links a{transition:color .2s ease;}
  .nav-links a:hover{color:var(--white);}
  @media (max-width:900px){ .nav-links{display:none;} }

  .btn{
    display:inline-flex; align-items:center; justify-content:center; gap:8px;
    padding:13px 26px;
    border-radius:9px;
    font-size:14.5px; font-weight:600;
    letter-spacing:-0.005em;
    transition:transform .25s ease, box-shadow .25s ease, background .25s ease, border-color .25s ease;
    white-space:nowrap;
  }
  .btn-primary{
    background:var(--accent); color:#fff;
    box-shadow:0 0 0 0 rgba(226,112,58,0);
  }
  .btn-primary:hover{
    background:var(--accent-2);
    box-shadow:0 8px 30px -6px rgba(226,112,58,.65);
    transform:translateY(-1px);
  }
  .btn-ghost{
    border:1px solid var(--line-strong);
    color:var(--white);
    background:rgba(255,255,255,0.02);
  }
  .btn-ghost:hover{border-color:var(--gray); background:rgba(255,255,255,0.05);}
  .btn-sm{padding:10px 20px; font-size:13.5px;}

  /* ---------- HERO ---------- */
  .hero{
    padding:190px 0 120px;
    position:relative;
    overflow:hidden;
  }
  .hero::before{
    content:'';
    position:absolute; top:-200px; right:-200px;
    width:700px;height:700px;
    background:radial-gradient(circle, rgba(226,112,58,.16) 0%, rgba(226,112,58,0) 70%);
    pointer-events:none;
  }
  .hero-grid{
    display:grid;
    grid-template-columns:1.05fr .95fr;
    gap:60px;
    align-items:center;
    position:relative; z-index:2;
  }
  @media (max-width:980px){
    .hero-grid{grid-template-columns:1fr; gap:80px;}
    .hero{padding-top:150px;}
  }
  .hero h1{
    font-size:clamp(34px, 5vw, 62px);
    max-width:600px;
  }
  .hero h1 .accent{color:var(--accent-2);}
  .hero p.lead{
    color:var(--gray);
    font-size:18px;
    max-width:520px;
    margin:26px 0 40px;
  }
  .hero-actions{display:flex; gap:16px; flex-wrap:wrap;}

  /* node diagram */
  .stage{
    position:relative;
    height:480px;
    display:flex; align-items:center; justify-content:center;
  }
  .stage svg{position:absolute; inset:0; width:100%; height:100%; overflow:visible;}
  .flow-line{
    fill:none;
    stroke:url(#lineGrad);
    stroke-width:1.4;
    stroke-dasharray:6 8;
    animation:dashMove 2.6s linear infinite;
    opacity:.8;
  }
  @keyframes dashMove{ to{ stroke-dashoffset:-140; } }

  .core{
    position:absolute; left:50%; top:50%;
    transform:translate(-50%,-50%);
    width:118px; height:118px;
    border-radius:50%;
    background:radial-gradient(circle at 35% 30%, #f0955f, var(--navy) 78%);
    display:flex; align-items:center; justify-content:center;
    font-family:var(--mono); font-weight:600; font-size:14px; letter-spacing:.08em;
    box-shadow:0 0 0 1px rgba(255,255,255,.08), 0 0 60px 10px rgba(226,112,58,.55), inset 0 0 30px rgba(255,255,255,.15);
    animation:pulse 3.2s ease-in-out infinite;
    z-index:3;
  }
  @keyframes pulse{
    0%,100%{ box-shadow:0 0 0 1px rgba(255,255,255,.08), 0 0 60px 10px rgba(226,112,58,.55), inset 0 0 30px rgba(255,255,255,.15); }
    50%{ box-shadow:0 0 0 1px rgba(255,255,255,.1), 0 0 90px 22px rgba(226,112,58,.75), inset 0 0 30px rgba(255,255,255,.2); }
  }

  .node{
    position:absolute;
    display:flex; align-items:center; gap:9px;
    padding:10px 16px;
    border-radius:100px;
    background:rgba(255,255,255,.05);
    border:1px solid var(--line-strong);
    backdrop-filter:blur(10px);
    font-size:13px; font-weight:500;
    white-space:nowrap;
    animation:float 5s ease-in-out infinite;
    z-index:3;
  }
  .node span.ico{
    width:7px;height:7px;border-radius:50%;background:var(--accent-2);
    box-shadow:0 0 8px 1px rgba(240,149,95,.8);
    flex-shrink:0;
  }
  .n1{top:4%; left:6%; animation-delay:.2s;}
  .n2{top:6%; right:2%; animation-delay:1.1s;}
  .n3{bottom:20%; left:0%; animation-delay:.6s;}
  .n4{bottom:16%; right:6%; animation-delay:1.6s;}
  .n5{top:44%; left:-4%; animation-delay:2.1s;}
  .n6{top:42%; right:-6%; animation-delay:.9s;}

  @keyframes float{
    0%,100%{ transform:translateY(0px); }
    50%{ transform:translateY(-10px); }
  }

  .chatbubble{
    position:absolute; bottom:6%; left:50%; transform:translateX(-50%);
    background:var(--surface-2);
    border:1px solid var(--line-strong);
    border-radius:14px;
    padding:12px 16px;
    font-size:12.5px;
    color:var(--gray);
    max-width:230px;
    z-index:4;
    opacity:0;
    animation:bubbleIn 8s ease-in-out infinite;
  }
  @keyframes bubbleIn{
    0%{opacity:0; transform:translate(-50%,8px);}
    8%{opacity:1; transform:translate(-50%,0);}
    30%{opacity:1;}
    38%{opacity:0;}
    100%{opacity:0;}
  }

  @media (max-width:980px){
    .stage{height:380px; transform:scale(.86);}
  }
  @media (max-width:560px){
    .stage{height:320px; transform:scale(.72);}
  }

  /* ---------- CARD GRIDS ---------- */
  .grid-6{
    display:grid;
    grid-template-columns:repeat(3, 1fr);
    gap:24px;
  }
  @media (max-width:900px){ .grid-6{grid-template-columns:repeat(2,1fr);} }
  @media (max-width:560px){ .grid-6{grid-template-columns:1fr;} }

  .card{
    background:rgba(255,255,255,.025);
    border:1px solid var(--line);
    border-radius:16px;
    padding:30px 26px;
    transition:border-color .3s ease, background .3s ease, transform .3s ease;
  }
  .card:hover{
    border-color:rgba(226,112,58,.4);
    background:rgba(255,255,255,.045);
    transform:translateY(-4px);
  }
  .card .icon{
    width:42px;height:42px;
    border-radius:11px;
    background:linear-gradient(135deg, rgba(226,112,58,.18), rgba(226,112,58,.02));
    border:1px solid rgba(226,112,58,.3);
    display:flex; align-items:center; justify-content:center;
    margin-bottom:20px;
    color:var(--accent-2);
  }
  .card h3{font-size:17.5px; font-weight:700; margin-bottom:10px; letter-spacing:-0.01em;}
  .card p{color:var(--gray); font-size:14.5px;}

  /* ---------- TIMELINE ---------- */
  .timeline{
    display:grid;
    grid-template-columns:repeat(5,1fr);
    gap:0;
    position:relative;
  }
  .timeline::before{
    content:'';
    position:absolute; top:23px; left:0; right:0;
    height:1px;
    background:linear-gradient(90deg, var(--line-strong), var(--accent-deep), var(--line-strong));
  }
  .tl-item{position:relative; padding-right:20px;}
  .tl-num{
    width:46px;height:46px;
    border-radius:50%;
    background:var(--black-2);
    border:1px solid var(--line-strong);
    display:flex; align-items:center; justify-content:center;
    font-family:var(--mono); font-size:14px; font-weight:600; color:var(--accent-2);
    margin-bottom:22px;
    position:relative; z-index:2;
  }
  .tl-item h3{font-size:16px; margin-bottom:8px;}
  .tl-item p{font-size:14px; color:var(--gray);}
  @media (max-width:900px){
    .timeline{grid-template-columns:1fr; gap:36px;}
    .timeline::before{display:none;}
  }

  /* ---------- CASE STUDIES ---------- */
  .grid-cases{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:24px;
  }
  @media (max-width:980px){ .grid-cases{grid-template-columns:repeat(2,1fr);} }
  @media (max-width:640px){ .grid-cases{grid-template-columns:1fr;} }

  .case-card{
    border:1px solid var(--line);
    border-radius:16px;
    overflow:hidden;
    background:var(--surface);
    transition:border-color .3s ease, transform .3s ease;
  }
  .case-card:hover{border-color:rgba(226,112,58,.4); transform:translateY(-4px);}
  .case-media{
    height:170px;
    position:relative;
    display:flex; align-items:flex-end;
    padding:18px 20px;
    background-size:cover;
    background-position:center;
    background-color:#1c1f24;
  }
  .case-media::before{
    content:'';
    position:absolute; inset:0;
    background:linear-gradient(180deg, rgba(8,9,11,.15) 0%, rgba(8,9,11,.55) 55%, rgba(8,9,11,.92) 100%);
  }
  .case-tag{ position:relative; z-index:1; }
  .case-tag{
    font-family:var(--mono); font-size:11px; letter-spacing:.1em; text-transform:uppercase;
    color:var(--accent-2);
    border:1px solid rgba(226,112,58,.35);
    padding:6px 10px; border-radius:100px;
  }
  .case-body{padding:22px 22px 26px;}
  .case-row{margin-bottom:14px;}
  .case-row:last-child{margin-bottom:0;}
  .case-label{font-family:var(--mono); font-size:10.5px; letter-spacing:.1em; text-transform:uppercase; color:var(--gray-dim); margin-bottom:5px;}
  .case-row p{font-size:14px; color:var(--white);}
  .case-row.result p{color:var(--accent-2); font-weight:600;}

  /* ---------- BEFORE / AFTER ---------- */
  .ba-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:24px;
  }
  @media (max-width:900px){ .ba-grid{grid-template-columns:1fr;} }
  .ba-card{
    border:1px solid var(--line);
    border-radius:16px;
    overflow:hidden;
  }
  .ba-row{
    padding:22px 24px;
    display:flex; align-items:center; gap:14px;
    font-size:14.5px;
  }
  .ba-row.before{background:rgba(225,60,70,.08); border-bottom:1px solid var(--line);}
  .ba-row.after{background:rgba(80,255,160,.045);}
  .ba-mark{
    width:26px;height:26px; border-radius:50%;
    display:flex; align-items:center; justify-content:center;
    flex-shrink:0; font-size:13px; font-weight:700;
  }
  .ba-row.before .ba-mark{background:rgba(225,60,70,.2); color:#e14a54;}
  .ba-row.after .ba-mark{background:rgba(80,255,160,.16); color:#5ee8a4;}

  /* ---------- SERVICES ---------- */
  .grid-services{
    display:grid;
    grid-template-columns:repeat(5,1fr);
    gap:18px;
  }
  @media (max-width:980px){ .grid-services{grid-template-columns:repeat(3,1fr);} }
  @media (max-width:640px){ .grid-services{grid-template-columns:repeat(2,1fr);} }
  .svc-card{
    border:1px solid var(--line);
    border-radius:14px;
    padding:22px 18px;
    font-size:14px; font-weight:600;
    color:var(--white);
    background:rgba(255,255,255,.02);
    transition:all .3s ease;
    display:flex; flex-direction:column; gap:14px; justify-content:space-between;
    min-height:118px;
  }
  .svc-card:hover{border-color:rgba(226,112,58,.4); background:rgba(226,112,58,.05); transform:translateY(-3px);}
  .svc-num{font-family:var(--mono); font-size:11px; color:var(--gray-dim);}

  /* ---------- TESTIMONIALS ---------- */
  .grid-test{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:24px;
  }
  @media (max-width:900px){ .grid-test{grid-template-columns:1fr;} }
  .test-card{
    border:1px solid var(--line);
    border-radius:16px;
    padding:30px 28px;
    background:var(--surface);
  }
  .stars{color:var(--accent-2); font-size:14px; letter-spacing:2px; margin-bottom:18px;}
  .test-card p.quote{font-size:15.5px; line-height:1.6; margin-bottom:22px;}
  .test-author{display:flex; align-items:center; gap:12px;}
  .avatar{
    width:44px;height:44px; border-radius:50%;
    display:flex; align-items:center; justify-content:center;
    flex-shrink:0;
    overflow:hidden;
  }
  .avatar svg{width:100%; height:100%;}
  .test-author .name{font-size:14px; font-weight:600;}
  .test-author .role{font-size:12.5px; color:var(--gray);}

  /* ---------- STATS ---------- */
  .stats-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:24px;
    text-align:center;
  }
  @media (max-width:768px){ .stats-grid{grid-template-columns:repeat(2,1fr); gap:36px;} }
  .stat-num{
    font-family:var(--mono);
    font-size:clamp(32px,4vw,46px);
    font-weight:700;
    color:var(--accent-2);
    letter-spacing:-0.02em;
  }
  .stat-label{color:var(--gray); font-size:13.5px; margin-top:8px;}

  /* ---------- FAQ ---------- */
  .faq-list{max-width:760px;}
  .faq-item{
    border-bottom:1px solid var(--line);
  }
  .faq-q{
    width:100%;
    display:flex; align-items:center; justify-content:space-between;
    padding:24px 4px;
    font-size:16px; font-weight:600;
    text-align:left;
  }
  .faq-q .plus{
    font-family:var(--mono); font-size:18px; color:var(--accent-2);
    transition:transform .3s ease;
    flex-shrink:0; margin-left:20px;
  }
  .faq-item.open .plus{transform:rotate(45deg);}
  .faq-a{
    max-height:0; overflow:hidden;
    transition:max-height .35s ease, padding .35s ease;
    color:var(--gray); font-size:14.5px;
  }
  .faq-item.open .faq-a{max-height:200px; padding-bottom:24px;}

  /* ---------- FINAL CTA ---------- */
  .cta-final{
    text-align:center;
    padding:130px 0;
    position:relative;
    overflow:hidden;
  }
  .cta-final::before{
    content:'';
    position:absolute; top:-100px; left:50%; transform:translateX(-50%);
    width:900px; height:500px;
    background:radial-gradient(ellipse, rgba(226,112,58,.22), transparent 70%);
  }
  .cta-final h2{font-size:clamp(30px,5vw,48px); max-width:700px; margin:0 auto;}
  .cta-final p{color:var(--gray); font-size:17px; max-width:560px; margin:22px auto 40px;}
  .btn-lg{padding:18px 38px; font-size:15.5px; border-radius:11px;}

  /* ---------- FOOTER ---------- */
  footer{
    border-top:1px solid var(--line);
    padding:60px 0 36px;
    background:var(--black-2);
  }
  .footer-grid{
    display:flex; justify-content:space-between; align-items:flex-start; flex-wrap:wrap; gap:40px;
    margin-bottom:40px;
  }
  .footer-col h4{font-size:12.5px; text-transform:uppercase; letter-spacing:.1em; color:var(--gray-dim); font-family:var(--mono); margin-bottom:16px;}
  .footer-col a, .footer-col p{display:block; font-size:14px; color:var(--gray); margin-bottom:10px;}
  .footer-col a:hover{color:var(--white);}
  .footer-bottom{
    border-top:1px solid var(--line);
    padding-top:26px;
    display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px;
    font-size:13px; color:var(--gray-dim);
  }


  .logo-img{
    height:26px;
    width:auto;
    mix-blend-mode:screen;
    display:block;
  }
  .logo-img.footer-logo{ height:30px; }

  .reveal{opacity:0; transform:translateY(24px); transition:opacity .7s ease, transform .7s ease;}
  .reveal.in{opacity:1; transform:translateY(0);}