:root{
      --ink:#091310;
      --ink-2:#16211e;
      --teal:#00a98f;
      --teal-dark:#007e6b;
      --mint:#e9f9f5;
      --soft:#f6faf9;
      --line:#dce9e5;
      --muted:#5c6965;
      --white:#ffffff;
      --shadow:0 24px 70px rgba(7,57,48,.12);
      --shadow-soft:0 12px 36px rgba(7,57,48,.075);
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
      color:var(--ink);
      background:#fff;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    button{font:inherit}
    svg{display:block;max-width:100%}
    h1,h2,h3,p{margin-top:0}

    .page{
      overflow:hidden;
      background:
        radial-gradient(circle at 82% 7%, rgba(0,169,143,.09), transparent 23rem),
        radial-gradient(circle at 12% 31%, rgba(0,169,143,.035), transparent 19rem),
        #fff;
    }
    .wrap{width:min(1200px,calc(100% - 40px));margin:0 auto}
    .section{padding:100px 0;position:relative}
    .section.soft{background:linear-gradient(180deg,#fff 0%,var(--soft) 100%)}
    .section.teal{
      background:linear-gradient(145deg,#007e6b 0%,#00a98f 60%,#31c5ad 100%);
      color:#fff;
    }

    .btn{
      min-height:50px;padding:0 21px;border-radius:999px;
      display:inline-flex;align-items:center;justify-content:center;gap:10px;
      border:1px solid transparent;font-size:.87rem;font-weight:850;
      transition:.22s ease;cursor:pointer;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn-primary{color:#fff;background:linear-gradient(135deg,var(--teal),#20c0a8);box-shadow:0 14px 34px rgba(0,169,143,.24)}
    .btn-dark{color:#fff;background:var(--ink);box-shadow:0 14px 32px rgba(9,19,16,.16)}
    .btn-light{color:var(--ink);background:#fff;border-color:rgba(9,19,16,.08);box-shadow:var(--shadow-soft)}
    .btn-ghost{color:var(--ink);background:#fff;border-color:rgba(9,19,16,.09)}
    .arrow{width:25px;height:25px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.22)}
    .btn-light .arrow,.btn-ghost .arrow{background:var(--mint);color:var(--teal-dark)}
    .actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}

    h1{
      font-size:clamp(3.15rem,6vw,6rem);
      line-height:.94;letter-spacing:-.066em;
      margin-bottom:24px;max-width:1000px;
    }
    h2{
      font-size:clamp(2.2rem,4.25vw,4.25rem);
      line-height:.99;letter-spacing:-.055em;
      margin-bottom:18px;
    }
    h3{font-size:1.15rem;line-height:1.18;letter-spacing:-.025em;margin-bottom:10px}
    p{color:var(--muted);font-size:1rem;line-height:1.72;margin-bottom:0}
    .teal p{color:rgba(255,255,255,.80)}
    .accent{color:var(--teal)}
    .section-copy{max-width:770px}
    .section-top{display:flex;justify-content:space-between;gap:30px;align-items:flex-end;margin-bottom:45px}

    /* HERO */
    .hero{padding:82px 0 64px;min-height:92vh;display:flex;align-items:center}
    .hero-grid{display:grid;grid-template-columns:.94fr 1.06fr;gap:54px;align-items:center}
    .hero-copy p{font-size:1.08rem;max-width:670px}
    .micro-proof{margin-top:26px;display:flex;gap:18px;flex-wrap:wrap;font-size:.77rem;font-weight:800;color:#4e5e59}
    .micro-proof span{display:inline-flex;gap:8px;align-items:center}
    .check{width:19px;height:19px;border-radius:50%;display:grid;place-items:center;background:var(--mint);color:var(--teal-dark);font-size:.68rem;flex:none}

    .stock-stage{position:relative;min-height:615px}
    .stage-glow{
      position:absolute;inset:0;
      background:
        radial-gradient(circle at 52% 42%,rgba(0,169,143,.18),transparent 27%),
        radial-gradient(circle at 55% 50%,rgba(0,169,143,.06),transparent 50%);
    }
    .stage-ring{position:absolute;border:1px solid rgba(0,169,143,.17);border-radius:50%}
    .r1{inset:66px 14px;transform:rotate(-13deg)}
    .r2{inset:125px 72px;transform:rotate(17deg)}

    .stock-window{
      position:absolute;width:84%;left:8%;top:13%;
      border:1px solid rgba(9,19,16,.08);background:rgba(255,255,255,.94);
      box-shadow:0 44px 110px rgba(7,57,48,.18);border-radius:30px;padding:16px;
      transform:perspective(1100px) rotateY(-7deg) rotateX(3deg) rotateZ(1deg);
      backdrop-filter:blur(12px)
    }
    .window-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:14px}
    .mini-brand{display:flex;align-items:center;gap:8px;font-size:.7rem;font-weight:900}
    .mini-brand i{width:16px;height:16px;border-radius:5px;background:var(--teal)}
    .status{font-size:.59rem;padding:7px 10px;border-radius:999px;background:var(--mint);color:var(--teal-dark);font-weight:850}
    .stock-layout{display:grid;grid-template-columns:128px 1fr;gap:12px}
    .sidebar{background:var(--ink);border-radius:18px;padding:12px;color:#fff}
    .side-logo{width:33px;height:33px;border-radius:11px;background:var(--teal);margin-bottom:18px}
    .side-link{height:28px;margin:7px 0;border-radius:8px;background:rgba(255,255,255,.07)}
    .side-link.active{background:rgba(0,169,143,.28);border:1px solid rgba(0,169,143,.26)}
    .main-panel{padding:5px 2px}
    .main-title{font-size:.68rem;font-weight:900;margin-bottom:10px}
    .kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
    .kpi{border:1px solid rgba(9,19,16,.06);border-radius:13px;padding:10px;background:#fff}
    .kpi small{display:block;color:#83918d;font-size:.52rem;margin-bottom:6px}
    .kpi strong{font-size:.92rem}
    .panel-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:8px;margin-top:9px}
    .chart,.list{border:1px solid rgba(9,19,16,.06);border-radius:14px;padding:10px;background:#fff}
    .stock-bars{display:grid;gap:8px;padding:8px 2px}
    .stock-bar{height:15px;border-radius:8px;background:var(--soft);overflow:hidden}
    .stock-bar span{display:block;height:100%;border-radius:8px;background:var(--teal)}
    .list-line{height:21px;border-radius:7px;background:var(--soft);margin:7px 0}

    .float-tag{
      position:absolute;padding:12px 14px;border-radius:17px;background:rgba(255,255,255,.96);
      border:1px solid rgba(9,19,16,.07);box-shadow:var(--shadow-soft);
      font-size:.71rem;font-weight:850;display:flex;align-items:center;gap:8px
    }
    .float-tag i{
      width:28px;height:28px;border-radius:9px;background:var(--mint);display:grid;
      place-items:center;color:var(--teal-dark);font-style:normal;font-size:.68rem
    }
    .ft1{left:0;top:11%}.ft2{right:0;top:25%}.ft3{left:1%;bottom:17%}.ft4{right:4%;bottom:6%}

    /* INTRO */
    .intro-band{border-top:1px solid rgba(9,19,16,.06);border-bottom:1px solid rgba(9,19,16,.06)}
    .intro-grid{padding:46px 0;display:grid;grid-template-columns:1.06fr .94fr;gap:54px;align-items:center}
    .intro-grid strong{display:block;font-size:clamp(1.5rem,2.25vw,2.25rem);line-height:1.08;letter-spacing:-.04em}
    .intro-proof{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
    .intro-proof div{padding:13px 0;border-bottom:1px solid var(--line);font-size:.77rem;font-weight:800;color:#53635e}
    .intro-proof b{display:block;color:var(--ink);font-size:1.08rem;margin-bottom:3px}

    /* FUNCTIONALITIES */
    .feature-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
    .feature-card{
      padding:24px;border:1px solid rgba(9,19,16,.07);border-radius:24px;background:#fff;
      min-height:270px;position:relative;overflow:hidden
    }
    .feature-card b{display:block;font-size:2rem;color:var(--teal);line-height:1;margin-bottom:18px}
    .feature-card p{font-size:.83rem}
    .feature-card:after{
      content:"";position:absolute;width:95px;height:95px;border-radius:50%;background:var(--mint);right:-48px;bottom:-48px
    }

    /* STOCK TYPES */
    .stock-types-grid{display:grid;grid-template-columns:.96fr 1.04fr;gap:68px;align-items:center}
    .stock-types{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .stock-type{padding:22px;border:1px solid var(--line);border-radius:22px;background:#fff}
    .stock-type b{display:block;font-size:1.75rem;color:var(--teal);letter-spacing:-.05em;margin-bottom:8px}
    .stock-type strong{display:block;margin-bottom:7px}
    .stock-type p{font-size:.82rem}
    .stock-types-visual{
      min-height:470px;border-radius:34px;border:1px solid var(--line);
      background:linear-gradient(155deg,var(--soft),#fff);position:relative;overflow:hidden
    }
    .warehouse-card{
      position:absolute;left:9%;right:9%;top:13%;padding:17px;border-radius:24px;background:#fff;
      border:1px solid var(--line);box-shadow:var(--shadow);transform:rotate(1.5deg)
    }
    .warehouse-head{display:flex;justify-content:space-between;font-size:.68rem;font-weight:900;margin-bottom:13px}
    .warehouse-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
    .warehouse-cell{padding:11px;border-radius:12px;background:var(--soft)}
    .warehouse-cell small{display:block;font-size:.5rem;color:#82918c;margin-bottom:5px}
    .warehouse-cell b{font-size:.9rem}
    .warehouse-flow{margin-top:11px;border:1px solid var(--line);border-radius:14px;padding:12px;background:#fff}

    /* BARCODE */
    .barcode-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:68px;align-items:center}
    .scanner-scene{position:relative;min-height:500px}
    .scanner-ring{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);border:1px solid rgba(255,255,255,.2);border-radius:50%}
    .sr1{width:455px;height:455px}.sr2{width:315px;height:315px}.sr3{width:180px;height:180px}
    .scanner-core{
      position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
      width:150px;height:150px;border-radius:44px;background:#fff;color:var(--ink);
      display:grid;place-items:center;text-align:center;font-weight:900;box-shadow:0 24px 60px rgba(0,0,0,.12)
    }
    .scanner-node{
      position:absolute;background:#fff;color:var(--ink);border-radius:17px;padding:12px 14px;
      box-shadow:0 14px 34px rgba(0,0,0,.10);font-size:.73rem;font-weight:850;max-width:190px
    }
    .sn1{left:2%;top:10%}.sn2{right:0;top:21%}.sn3{left:0;bottom:20%}.sn4{right:4%;bottom:7%}
    .mobile-list{display:grid;gap:13px;margin-top:26px}
    .mobile-item{padding:15px 0;border-bottom:1px solid rgba(255,255,255,.16)}
    .mobile-item strong{display:block;margin-bottom:4px}
    .mobile-item span{display:block;font-size:.82rem;line-height:1.55;color:rgba(255,255,255,.74)}

    /* CONNECTIONS */
    .connection-grid{display:grid;grid-template-columns:1fr 1fr;gap:68px;align-items:center}
    .connection-map{position:relative;min-height:470px}
    .connection-ring{
      position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
      border:1px solid rgba(0,169,143,.16);border-radius:50%
    }
    .cor1{width:430px;height:305px}.cor2{width:300px;height:215px}
    .connection-core{
      position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
      width:150px;height:150px;border-radius:44px;background:var(--ink);color:#fff;
      display:grid;place-items:center;text-align:center;font-weight:900
    }
    .connection-node{
      position:absolute;padding:12px 14px;border-radius:16px;background:#fff;border:1px solid var(--line);
      box-shadow:var(--shadow-soft);font-size:.72rem;font-weight:850
    }
    .cn1{left:3%;top:12%}.cn2{right:2%;top:20%}.cn3{left:0;bottom:17%}.cn4{right:4%;bottom:8%}
    .connection-list{display:grid;gap:13px;margin-top:24px}
    .connection-item{padding:15px 0;border-bottom:1px solid var(--line)}
    .connection-item strong{display:block;margin-bottom:4px}
    .connection-item span{font-size:.83rem;color:var(--muted);line-height:1.55}

    /* OPTIMIZATION */
    .optimization-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .optimization-card{padding:28px;border:1px solid var(--line);border-radius:26px;background:#fff}
    .optimization-card strong{display:block;font-size:1.2rem;letter-spacing:-.03em;margin-bottom:9px}
    .optimization-card p{font-size:.88rem}
    .optimization-card .metric{margin-top:20px;padding-top:16px;border-top:1px solid var(--line);font-size:.77rem;color:#64736e;line-height:1.55}
    .optimization-card .metric span{font-weight:850;color:var(--ink)}

    /* CHANGE */
    .change-grid{display:grid;grid-template-columns:1.03fr .97fr;gap:64px;align-items:center}
    .change-list{display:grid;gap:11px;margin-top:28px}
    .change-item{display:grid;grid-template-columns:34px 1fr;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}
    .change-icon{width:32px;height:32px;border-radius:10px;background:var(--mint);display:grid;place-items:center;color:var(--teal-dark);font-weight:900}
    .change-item strong{display:block;margin-bottom:4px;font-size:.92rem}
    .change-item span{display:block;color:var(--muted);font-size:.82rem;line-height:1.5}
    .change-visual{
      min-height:450px;border-radius:34px;border:1px solid var(--line);
      background:linear-gradient(155deg,var(--soft),#fff);position:relative;overflow:hidden
    }
    .rack{
      position:absolute;left:11%;right:11%;top:13%;bottom:13%;
      display:grid;grid-template-columns:repeat(3,1fr);gap:10px;align-content:center
    }
    .rack-col{display:grid;gap:10px}
    .rack-box{height:68px;border-radius:14px;background:#fff;border:1px solid var(--line);box-shadow:0 7px 18px rgba(7,57,48,.04);padding:10px;font-size:.59rem;color:#6b7974}
    .rack-box b{display:block;color:var(--ink);font-size:.9rem;margin-top:6px}
    .rack-box.alert{background:var(--mint)}

    /* IMPLEMENTATION */
    .process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .process-card{
      position:relative;padding:24px;border:1px solid var(--line);border-radius:24px;background:#fff;
      min-height:275px;overflow:hidden
    }
    .process-number{font-size:2.35rem;line-height:1;color:var(--teal);font-weight:900;letter-spacing:-.06em;margin-bottom:24px}
    .process-card p{font-size:.84rem}
    .process-card:after{
      content:"";position:absolute;right:-40px;bottom:-40px;width:100px;height:100px;border-radius:50%;background:var(--mint)
    }

    /* FAQ */
    .faq{max-width:920px;margin:34px auto 0}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-btn{
      width:100%;padding:21px 0;border:0;background:transparent;text-align:left;
      display:flex;justify-content:space-between;gap:20px;font-weight:850;color:var(--ink);cursor:pointer
    }
    .faq-btn h3{margin:0;font-size:1rem}
    .faq-btn span{color:var(--teal-dark);font-size:1.2rem}
    .faq-answer{display:none;padding:0 42px 20px 0}
    .faq-answer p{font-size:.9rem}
    .faq-item.open .faq-answer{display:block}

    .cta-panel{
      position:relative;padding:72px;border-radius:42px;overflow:hidden;
      background:linear-gradient(135deg,#007c69 0%,var(--teal) 56%,#2fc2aa 100%);color:#fff
    }
    .cta-title{
      max-width:880px;font-size:clamp(2.2rem,4.25vw,4.25rem);
      line-height:.99;letter-spacing:-.055em;font-weight:850;margin-bottom:18px
    }
    .cta-panel p{max-width:700px;color:rgba(255,255,255,.8)}
    .cta-shape{
      position:absolute;right:-80px;top:-70px;width:360px;height:360px;border-radius:50%;
      border:1px solid rgba(255,255,255,.19)
    }
    .cta-shape:before,.cta-shape:after{content:"";position:absolute;border-radius:50%;border:1px solid rgba(255,255,255,.15)}
    .cta-shape:before{inset:45px}.cta-shape:after{inset:100px}

    @media(max-width:980px){
      .hero-grid,.intro-grid,.stock-types-grid,.barcode-grid,.connection-grid,.change-grid{grid-template-columns:1fr}
      .hero{min-height:auto}
      .stock-stage{min-height:560px}
      .feature-grid{grid-template-columns:1fr 1fr}
      .optimization-grid{grid-template-columns:1fr}
      .process-grid{grid-template-columns:1fr 1fr}
      .section-top{align-items:flex-start;flex-direction:column}
    }
    @media(max-width:650px){
      .wrap{width:min(100% - 24px,1200px)}
      .section{padding:76px 0}
      h1{font-size:clamp(2.7rem,13vw,4.7rem)}
      h2{font-size:clamp(2rem,10vw,3.2rem)}
      .hero{padding-top:52px}
      .stock-stage{min-height:490px}
      .stock-window{width:94%;left:3%;top:16%;padding:12px}
      .stock-layout{grid-template-columns:85px 1fr}
      .kpis{grid-template-columns:1fr 1fr}
      .kpis .kpi:nth-child(3){display:none}
      .panel-grid{grid-template-columns:1fr}
      .list{display:none}
      .float-tag{font-size:.62rem;padding:9px 10px}
      .ft1{left:0}.ft2{right:0}.ft3{left:0}.ft4{right:0}
      .intro-proof{grid-template-columns:1fr}
      .feature-grid,.process-grid{grid-template-columns:1fr}
      .stock-types{grid-template-columns:1fr}
      .stock-types-visual{min-height:410px}
      .sr1{width:385px;height:385px}.sr2{width:270px;height:270px}.sr3{width:150px;height:150px}
      .scanner-node{font-size:.63rem;padding:9px;max-width:145px}
      .connection-map{min-height:420px}
      .cor1{width:350px;height:255px}.cor2{width:250px;height:185px}
      .change-visual{min-height:410px}
      .cta-panel{padding:50px 28px}
    }