:root{
    --bg:#F2F6F8;
    --surface:#FFFFFF;
    --surface-2:#E8EFF3;
    --ink:#0A2540;
    --ink-soft:#3C5468;
    --muted:#647A8C;
    --line:rgba(10,37,64,.13);
    --accent:#0E7490;
    --accent-2:#12A6B0;
    --accent-2-rgb:18,166,176;
    --accent-soft:#DCF0F1;
    --brand-red:#C4202D;
    --c-water:#12628E;
    --c-water-soft:#DDEBF3;
    --c-waste:#C4425A;
    --c-waste-soft:#F7E2E5;
    --c-energy:#B9840A;
    --c-energy-soft:#F6EAD1;
    --c-env:#28815A;
    --c-env-soft:#DCEEE3;
    --shadow: 0 20px 45px -25px rgba(9,33,58,.35);
    --radius: 18px;
    --navy:#0A2540;
    color-scheme: light;
  }
  @media (prefers-color-scheme: dark){
    :root:not([data-theme="light"]){
      --bg:#081826;
      --surface:#0E2436;
      --surface-2:#123047;
      --ink:#EAF3F8;
      --ink-soft:#C3D6E3;
      --muted:#8FA9BC;
      --line:rgba(210,230,240,.14);
      --accent:#3FC1D6;
      --accent-2:#37D6C9;
      --accent-2-rgb:55,214,201;
      --accent-soft:#123A3E;
      --brand-red:#F0596A;
      --c-water:#57B4E0;
      --c-water-soft:#123044;
      --c-waste:#F0899A;
      --c-waste-soft:#3A1E24;
      --c-energy:#F0C25E;
      --c-energy-soft:#3A2E14;
      --c-env:#6FD19E;
      --c-env-soft:#123A2C;
      --shadow: 0 24px 55px -25px rgba(0,0,0,.55);
    }
  }
  :root[data-theme="dark"]{
    --bg:#081826;
    --surface:#0E2436;
    --surface-2:#123047;
    --ink:#EAF3F8;
    --ink-soft:#C3D6E3;
    --muted:#8FA9BC;
    --line:rgba(210,230,240,.14);
    --accent:#3FC1D6;
    --accent-2:#37D6C9;
    --accent-2-rgb:55,214,201;
    --accent-soft:#123A3E;
    --brand-red:#F0596A;
    --c-water:#57B4E0;
    --c-water-soft:#123044;
    --c-waste:#F0899A;
    --c-waste-soft:#3A1E24;
    --c-energy:#F0C25E;
    --c-energy-soft:#3A2E14;
    --c-env:#6FD19E;
    --c-env-soft:#123A2C;
    --shadow: 0 24px 55px -25px rgba(0,0,0,.55);
  }

  *{box-sizing:border-box; min-width:0;}
  body{
    background:var(--bg);
    color:var(--ink);
    font-family:'IBM Plex Sans', ui-sans-serif, system-ui, sans-serif;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;}
  .wrap{max-width:1180px;margin:0 auto;padding-inline:24px;}
  h1,h2,h3,h4{font-family:'Big Shoulders Display', 'Arial Narrow', sans-serif; text-transform:uppercase; letter-spacing:.01em; text-wrap:balance; margin:0; line-height:.98; color:var(--ink); overflow-wrap:break-word;}
  .eyebrow{
    font-family:'IBM Plex Mono', ui-monospace, monospace;
    font-size:12px; letter-spacing:.16em; text-transform:uppercase;
    color:var(--accent); font-weight:600; display:flex; align-items:center; gap:10px;
  }
  .eyebrow::before{content:"";width:22px;height:2px;background:var(--accent); display:inline-block;}
  p{color:var(--ink-soft); line-height:1.65; margin:0;}
  .mono{font-family:'IBM Plex Mono', ui-monospace, monospace; font-variant-numeric:tabular-nums;}
  section{position:relative;}
  .btn{
    display:inline-flex; align-items:center; gap:10px; justify-content:center;
    font-family:'IBM Plex Mono', ui-monospace, monospace; font-size:13px; font-weight:600;
    letter-spacing:.05em; text-transform:uppercase;
    padding:14px 22px; border-radius:999px; border:1.5px solid transparent;
    cursor:pointer; text-decoration:none; transition:transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
    white-space:nowrap;
  }
  .btn-primary{background:var(--ink); color:var(--bg);}
  :root[data-theme="dark"] .btn-primary, @media (prefers-color-scheme: dark){ :root:not([data-theme="light"]) .btn-primary{ color:var(--bg); } }
  .btn-primary:hover{transform:translateY(-2px); box-shadow:var(--shadow);}
  .btn-ghost{background:transparent; border-color:var(--line); color:var(--ink);}
  .btn-ghost:hover{border-color:var(--accent); color:var(--accent);}
  .btn-arrow{transition:transform .18s ease;}
  .btn:hover .btn-arrow{transform:translateX(3px);}

  /* ---------- HEADER ---------- */
  header{
    position:sticky; top:env(safe-area-inset-top,0px); z-index:50;
    background:color-mix(in srgb, var(--bg) 86%, transparent);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  .nav{display:flex; align-items:center; justify-content:space-between; padding-block:14px; gap:20px;}
  .logo-mark{height:34px; width:auto;}
  .navlinks{display:flex; gap:28px; align-items:center; font-size:14px; font-weight:500; color:var(--ink-soft);}
  .navlinks a{text-decoration:none; position:relative; padding-block:4px;}
  .navlinks a::after{content:"";position:absolute; left:0; right:0; bottom:0; height:2px; background:var(--accent); transform:scaleX(0); transform-origin:left; transition:transform .2s ease;}
  .navlinks a:hover::after{transform:scaleX(1);}
  .nav-cta{display:flex; align-items:center; gap:14px; flex:0 0 auto;}
  .nav-cta .btn-primary{display:none;}
  @media(min-width:640px){.nav-cta .btn-primary{display:inline-flex;}}
  .navlinks{display:none;}
  @media(min-width:880px){.navlinks{display:flex;}}
  .menu-btn{display:inline-flex; background:none; border:1px solid var(--line); border-radius:10px; padding:9px 11px; cursor:pointer; flex:0 0 auto;}
  @media(min-width:880px){.menu-btn{display:none;}}
  .mobile-panel{display:none; flex-direction:column; gap:2px; border-top:1px solid var(--line); padding:10px 24px 18px;}
  .mobile-panel.open{display:flex;}
  .mobile-panel a{padding:12px 4px; text-decoration:none; color:var(--ink-soft); border-bottom:1px dashed var(--line); font-size:15px;}
  .mobile-panel .mp-cta{color:var(--ink); font-weight:700; border-bottom:none;}
  .logo-mark{flex:0 0 auto;}

  /* ---------- HERO ---------- */
  .hero{
    padding-top:64px; padding-bottom:56px;
    isolation:isolate;
  }
  .hero::before{
    content:"";
    position:absolute; inset:0; z-index:-1;
    background-image:
      linear-gradient(var(--line) 1px, transparent 1px),
      linear-gradient(90deg, var(--line) 1px, transparent 1px);
    background-size:42px 42px;
    background-position:center -1px;
    -webkit-mask-image:linear-gradient(to bottom, black 55%, transparent 100%);
    mask-image:linear-gradient(to bottom, black 55%, transparent 100%);
  }
  .hero-grid{display:grid; grid-template-columns:1fr; gap:40px; align-items:center; padding-top:36px;}
  @media(min-width:980px){.hero-grid{grid-template-columns:1.2fr .8fr; gap:34px;}}
  .hero h1{font-size:clamp(36px,5.4vw,58px); font-weight:800;}
  .hero h1 em{font-style:normal; color:var(--accent);}
  .hero-sub{max-width:52ch; font-size:17px; margin-top:20px;}
  .hero-ctas{display:flex; flex-wrap:wrap; gap:14px; margin-top:30px;}
  .hero-tagline{margin-top:26px; display:flex; flex-wrap:wrap; gap:8px 18px; font-family:'IBM Plex Mono',monospace; font-size:12px; color:var(--muted); letter-spacing:.04em;}
  .hero-tagline b{color:var(--ink);}

  .schema-card{
    background:var(--surface); border:1px solid var(--line); border-radius:22px;
    padding:22px; box-shadow:var(--shadow); position:relative; overflow:hidden;
  }
  .schema-card .schema-label{font-family:'IBM Plex Mono',monospace; font-size:11px; text-transform:uppercase; letter-spacing:.14em; color:var(--muted); display:flex; justify-content:space-between; margin-bottom:14px;}
  .flowsvg{width:100%; height:auto; display:block;}
  .flow-dash{stroke-dasharray:6 7; animation:dashmove 2.4s linear infinite;}
  @keyframes dashmove{to{stroke-dashoffset:-52;}}
  .flow-node text{font-family:'IBM Plex Mono',monospace; font-size:9.5px; fill:var(--ink-soft);}
  .flow-node circle{fill:var(--surface); stroke-width:2;}
  @media (prefers-reduced-motion: reduce){ .flow-dash{animation:none;} }

  .stat-strip{display:grid; grid-template-columns:repeat(2,1fr); gap:1px; background:var(--line); border:1px solid var(--line); border-radius:16px; overflow:hidden; margin-top:26px;}
  @media(min-width:640px){.stat-strip{grid-template-columns:repeat(4,1fr);}}
  .stat-strip div{background:var(--surface); padding:16px 14px;}
  .stat-num{font-family:'Big Shoulders Display'; font-size:30px; font-weight:800; color:var(--accent); line-height:1;}
  .stat-lbl{font-family:'IBM Plex Mono',monospace; font-size:10.5px; text-transform:uppercase; letter-spacing:.08em; color:var(--muted); margin-top:6px;}

  /* ---------- SECTION HEADERS ---------- */
  .sec-head{max-width:640px; margin-bottom:44px;}
  .sec-head h2{font-size:clamp(30px,4.6vw,48px); margin-top:10px;}
  .sec-pad{padding-block:84px;}
  .reveal{opacity:1; transform:none;}

  /* ---------- CORE FOCUS ---------- */
  .core-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:14px;}
  @media(min-width:760px){.core-grid{grid-template-columns:repeat(4,1fr);}}
  .core-card{
    border-radius:16px; padding:22px 18px; border:1px solid var(--line); background:var(--surface);
    display:flex; flex-direction:column; gap:12px; position:relative; overflow:hidden;
  }
  .core-card .bar{position:absolute; left:0; top:0; bottom:0; width:4px;}
  .core-ic{width:42px; height:42px;}
  .core-card h3{font-family:'IBM Plex Sans'; text-transform:none; font-size:17px; font-weight:700; letter-spacing:0; color:var(--ink);}
  .core-card p{font-size:13.5px;}

  /* ---------- SERVICES ---------- */
  .svc-grid{display:grid; grid-template-columns:1fr; gap:18px;}
  @media(min-width:760px){.svc-grid{grid-template-columns:repeat(2,1fr);}}
  @media(min-width:1080px){.svc-grid{grid-template-columns:repeat(3,1fr);}}
  .svc-card{
    background:var(--surface); border:1px solid var(--line); border-radius:var(--radius);
    display:flex; flex-direction:column; overflow:hidden; transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
  }
  .svc-card:hover{transform:translateY(-4px); box-shadow:var(--shadow); border-color:transparent;}
  .svc-photo{position:relative; aspect-ratio:4/3; overflow:hidden; background:var(--surface-2);}
  .svc-photo img{width:100%; height:100%; object-fit:cover; display:block;}
  .svc-num{
    position:absolute; top:12px; right:12px; font-family:'IBM Plex Mono',monospace; font-size:11px;
    color:#fff; background:rgba(8,24,40,.55); backdrop-filter:blur(4px); -webkit-backdrop-filter:blur(4px);
    padding:4px 10px; border-radius:999px; letter-spacing:.1em;
  }
  .svc-icon-badge{
    width:46px; height:46px; border-radius:13px; background:var(--surface); border:1px solid var(--line);
    box-shadow:var(--shadow); display:flex; align-items:center; justify-content:center;
    margin:-23px 0 0 20px; position:relative; z-index:2;
  }
  .svc-icon-badge svg{width:22px; height:22px;}
  .svc-body{padding:14px 24px 24px; display:flex; flex-direction:column; gap:12px; flex:1;}
  .svc-card h3{font-family:'IBM Plex Sans'; text-transform:none; letter-spacing:0; font-size:19px; font-weight:700; color:var(--ink);}
  .svc-card p{font-size:14px;}
  .svc-tags{display:flex; flex-wrap:wrap; gap:6px; margin-top:auto; padding-top:8px;}
  .tag{font-family:'IBM Plex Mono',monospace; font-size:10.5px; background:var(--surface-2); color:var(--ink-soft); padding:4px 9px; border-radius:999px; letter-spacing:.03em;}
  .svc-ic{width:38px;height:38px;}

  /* ---------- ZLD / FEATURE PROCESS ---------- */
  .feature{
    background:var(--navy); color:#fff; border-radius:28px; padding:48px 30px; position:relative; overflow:hidden;
  }
  .feature::before{
    content:""; position:absolute; inset:0;
    background-image:linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
    background-size:38px 38px;
  }
  .feature-inner{position:relative;}
  .feature .eyebrow{color:var(--accent-2);}
  .feature .eyebrow::before{background:var(--accent-2);}
  .feature h2{color:#fff; font-size:clamp(28px,4vw,42px); max-width:18ch;}
  .feature p{color:rgba(255,255,255,.72); max-width:56ch; margin-top:16px;}
  .feature-photo{
    margin-top:28px; border-radius:16px; overflow:hidden; background:#fff;
    border:1px solid rgba(255,255,255,.12);
  }
  .feature-photo img{width:100%; height:auto; display:block;}
  .process-row{
    display:flex; gap:0; margin-top:40px; overflow-x:auto; padding-bottom:12px;
    scrollbar-width:thin;
  }
  .p-step{flex:0 0 auto; width:132px; display:flex; flex-direction:column; align-items:center; text-align:center; gap:10px; position:relative;}
  .p-step .node{
    width:56px; height:56px; border-radius:14px; background:rgba(255,255,255,.06);
    border:1.5px solid rgba(255,255,255,.18); display:flex; align-items:center; justify-content:center;
  }
  .p-step .node svg{width:26px; height:26px;}
  .p-step span{font-family:'IBM Plex Mono',monospace; font-size:11px; color:rgba(255,255,255,.82); line-height:1.3;}
  .p-connect{flex:0 0 34px; align-self:flex-start; margin-top:27px; height:2px; position:relative;}
  .p-connect svg{width:100%; height:12px; overflow:visible;}
  .feature-benefits{display:grid; grid-template-columns:repeat(2,1fr); gap:14px; margin-top:38px;}
  @media(min-width:760px){.feature-benefits{grid-template-columns:repeat(3,1fr);}}
  .fb-item{display:flex; gap:10px; align-items:flex-start; font-size:13.5px; color:rgba(255,255,255,.82);}
  .fb-item svg{flex:0 0 auto; width:18px; height:18px; margin-top:2px; color:var(--accent-2);}

  /* ---------- PRODUCTS ---------- */
  .prod-tabs{display:flex; flex-wrap:wrap; gap:10px; margin-bottom:28px;}
  .prod-tab{
    font-family:'IBM Plex Mono',monospace; font-size:12px; letter-spacing:.04em; padding:9px 16px; border-radius:999px;
    border:1px solid var(--line); background:var(--surface); cursor:pointer; color:var(--ink-soft); text-transform:uppercase;
  }
  .prod-tab.active{background:var(--ink); color:var(--bg); border-color:var(--ink);}
  .prod-panel{display:none;}
  .prod-panel.active{display:block;}
  .prod-list{display:grid; grid-template-columns:repeat(2,1fr); gap:12px;}
  @media(min-width:700px){.prod-list{grid-template-columns:repeat(3,1fr);}}
  @media(min-width:1000px){.prod-list{grid-template-columns:repeat(4,1fr);}}
  .prod-item{
    border:1px solid var(--line); border-radius:14px; padding:16px 14px; background:var(--surface);
    display:flex; flex-direction:column; gap:10px; min-height:108px; justify-content:space-between;
  }
  .prod-item .pi-ic{width:26px; height:26px; color:var(--accent);}
  .prod-item span{font-size:13px; font-weight:500; color:var(--ink); line-height:1.3;}

  /* ---------- INDUSTRIES ---------- */
  .ind-marquee{display:flex; flex-wrap:wrap; gap:10px;}
  .ind-chip{
    display:flex; align-items:center; gap:9px; border:1px solid var(--line); background:var(--surface);
    padding:11px 16px; border-radius:999px; font-size:13.5px; font-weight:500;
  }
  .ind-chip svg{width:17px; height:17px; color:var(--accent);}

  /* ---------- WHY US ---------- */
  .why-grid{display:grid; grid-template-columns:1fr; gap:0; border-top:1px solid var(--line);}
  .why-row{display:grid; grid-template-columns:56px 1fr; gap:6px 20px; padding:26px 0; border-bottom:1px solid var(--line); align-items:flex-start;}
  .why-row p{grid-column:1/-1;}
  @media(min-width:700px){.why-row{grid-template-columns:70px 240px 1fr; align-items:center;} .why-row p{grid-column:auto;}}
  .why-num{font-family:'Big Shoulders Display'; font-size:34px; color:var(--line); font-weight:800; line-height:1;}
  .why-row h3{font-family:'IBM Plex Sans'; text-transform:none; letter-spacing:0; font-size:18px; font-weight:700; color:var(--ink);}
  .why-row p{font-size:14px; margin-top:4px;}
  @media(min-width:700px){.why-row p{margin-top:0;}}

  /* ---------- APPROACH ---------- */
  .approach-strip{
    display:grid; grid-template-columns:repeat(2,1fr); gap:12px;
  }
  @media(min-width:760px){.approach-strip{grid-template-columns:repeat(6,1fr); gap:0;}}
  .ap-step{position:relative; padding:20px 14px; text-align:left;}
  @media(min-width:760px){.ap-step{text-align:center; border-right:1px dashed var(--line);} .ap-step:last-child{border-right:none;}}
  .ap-step .ap-num{font-family:'IBM Plex Mono',monospace; font-size:11px; color:var(--accent); letter-spacing:.08em;}
  .ap-step h4{font-family:'IBM Plex Sans'; text-transform:none; font-size:14.5px; font-weight:700; margin-top:8px; letter-spacing:0; color:var(--ink);}

  /* ---------- FACILITY ---------- */
  .facility{
    display:grid; grid-template-columns:1fr; gap:28px; align-items:center;
    background:var(--surface); border:1px solid var(--line); border-radius:24px; padding:32px; overflow:hidden;
  }
  @media(min-width:900px){.facility{grid-template-columns:1fr 1fr;}}
  .facility-art{aspect-ratio:4/3; border-radius:16px; position:relative; overflow:hidden;
    background:var(--surface-2);
    border:1px solid var(--line);
  }
  .facility-art img{position:absolute; inset:0; width:100%; height:100%; object-fit:cover;}

  /* ---------- CONTACT / CTA ---------- */
  .cta-band{
    background:
      linear-gradient(100deg, color-mix(in srgb, var(--navy) 96%, transparent) 0%, color-mix(in srgb, var(--navy) 94%, transparent) 42%, color-mix(in srgb, var(--navy) 62%, transparent) 100%),
      url(/static/uploads/img_01.jpg) right center/cover no-repeat;
    border-radius:28px; padding:52px 32px; text-align:center; position:relative; overflow:hidden;
  }
  .cta-band::after{content:""; position:absolute; inset:0; background-image:radial-gradient(circle at 20% 20%, rgba(255,255,255,.08), transparent 45%), radial-gradient(circle at 85% 80%, rgba(var(--accent-2-rgb),.18), transparent 50%);}
  .cta-band > *{position:relative;}
  .cta-band h2{color:#fff; font-size:clamp(28px,5vw,46px); max-width:22ch; margin-inline:auto;}
  .cta-band p{color:rgba(255,255,255,.72); max-width:52ch; margin:16px auto 0;}
  .cta-band .hero-ctas{justify-content:center; margin-top:28px;}
  .cta-band .btn-ghost{border-color:rgba(255,255,255,.3); color:#fff;}
  .cta-band .btn-ghost:hover{border-color:#fff;}
  .cta-band .btn-primary{background:#fff; color:var(--navy);}

  .contact-grid{display:grid; grid-template-columns:1fr; gap:16px; margin-top:52px;}
  @media(min-width:760px){.contact-grid{grid-template-columns:repeat(3,1fr);}}
  .contact-card{border:1px solid var(--line); border-radius:16px; padding:22px; background:var(--surface); display:flex; flex-direction:column; gap:10px;}
  .contact-card .eyebrow{font-size:11px;}
  .contact-card a, .contact-card address{font-size:14.5px; color:var(--ink); font-style:normal; text-decoration:none; line-height:1.55;}
  .contact-card a:hover{color:var(--accent);}

  footer{border-top:1px solid var(--line); padding-block:40px; margin-top:20px;}
  .foot-grid{display:flex; flex-wrap:wrap; justify-content:space-between; gap:28px; align-items:flex-start;}
  .foot-brand{display:flex; flex-direction:column; gap:12px; max-width:320px;}
  .foot-brand img{height:30px; width:auto;}
  .foot-brand p{font-size:13px;}
  .foot-cols{display:flex; flex-wrap:wrap; gap:48px;}
  .foot-col h5{font-family:'IBM Plex Mono',monospace; font-size:11px; letter-spacing:.1em; text-transform:uppercase; color:var(--muted); margin-bottom:12px;}
  .foot-col a{display:block; font-size:13.5px; color:var(--ink-soft); text-decoration:none; margin-bottom:9px;}
  .foot-col a:hover{color:var(--accent);}
  .foot-bottom{display:flex; flex-wrap:wrap; justify-content:space-between; gap:12px; margin-top:36px; padding-top:20px; border-top:1px solid var(--line); font-size:12.5px; color:var(--muted); font-family:'IBM Plex Mono',monospace;}
  .soc-row{display:flex; gap:10px;}
  .soc-row span{width:34px; height:34px; border-radius:50%; border:1px solid var(--line); display:flex; align-items:center; justify-content:center; color:var(--ink-soft);}
  .soc-row svg{width:16px;height:16px;}

  ::selection{background:var(--accent); color:#fff;}