:root{
    --blue:#1D4ED8;
    --blue-dark:#17399B;
    --blue-soft:#EAF1FF;
    --white:#FFFFFF;
    --off:#F7F7F5;
    --ink:#16181C;
    --ink-2:#5B6169;
    --line:#E4E4E2;
    --shadow:0 1px 2px rgba(20,22,26,.05), 0 8px 24px rgba(20,22,26,.06);
    --r:6px;
  }

  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:'Inter',system-ui,sans-serif;
    color:var(--ink);
    background:var(--white);
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
    overflow-x:clip; /* 'clip' not 'hidden': hidden would break the sticky header */
  }
  h1,h2,h3{
    font-family:'Barlow Condensed','Inter',sans-serif;
    font-weight:600;
    line-height:1.1;
    margin:0;
  }
  p{margin:0;}
  a{color:inherit;text-decoration:none;}
  ul{margin:0;padding:0;list-style:none;}
  button{font-family:inherit;cursor:pointer;}
  svg{display:block;}
  :focus-visible{outline:2px solid var(--blue);outline-offset:2px;}

  .wrap{max-width:1180px;margin:0 auto;padding:0 24px;}

  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:13px 24px;border-radius:var(--r);
    font-weight:600;font-size:15px;border:1px solid transparent;
    transition:background .15s, color .15s, border-color .15s, transform .12s;
  }
  .btn-red{background:var(--blue);color:#fff;}
  .btn-red:hover{background:var(--blue-dark);transform:translateY(-1px);}
  .btn-ghost{border-color:var(--line);color:var(--ink);background:#fff;}
  .btn-ghost:hover{border-color:var(--blue);color:var(--blue);}
  .btn-white{background:#fff;color:var(--blue);}
  .btn-white:hover{background:#EAF1FF;}

  /* ============ TOPBAR ============ */
  .topbar{
    background:var(--ink);
    color:#C9CDD3;
    font-size:12.5px;
  }
  .topbar-inner{
    max-width:1180px;margin:0 auto;padding:8px 24px;
    display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  }
  .topbar a:hover{color:#fff;}
  .topbar-links{display:flex;gap:20px;}

  /* ============ HEADER ============ */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:#fff;
    border-bottom:1px solid var(--line);
  }
  .header-inner{
    max-width:1180px;margin:0 auto;padding:14px 24px;
    display:flex;align-items:center;justify-content:space-between;gap:20px;
  }
  .brand{display:flex;align-items:center;gap:11px;}
  .brand-mark{
    width:40px;height:40px;flex-shrink:0;
    background:var(--blue);border-radius:5px;
    display:flex;align-items:center;justify-content:center;
    font-family:'Barlow Condensed',sans-serif;font-weight:700;
    color:#fff;font-size:17px;letter-spacing:.5px;
  }
  .brand-text{
    font-family:'Barlow Condensed',sans-serif;
    font-size:18px;font-weight:600;line-height:1.15;color:var(--ink);
  }
  .brand-text span{
    display:block;font-family:'Inter',sans-serif;font-weight:400;
    font-size:11px;color:var(--ink-2);letter-spacing:.1px;
  }
  .main-nav{display:flex;align-items:center;gap:30px;}
  .main-nav > a{
    font-size:14.5px;font-weight:500;color:var(--ink-2);
    padding:4px 0;border-bottom:2px solid transparent;
    transition:color .15s,border-color .15s;
  }
  .main-nav > a:hover{color:var(--ink);border-color:var(--blue);}
  .main-nav > a.btn-mobile,
  .main-nav > a.btn-mobile:hover{color:#fff;border-bottom:none;}
  .header-right{display:flex;align-items:center;gap:14px;}
  .header-right .btn{padding:10px 18px;font-size:14px;}
  .nav-toggle{
    display:none;background:#fff;border:1px solid var(--line);
    border-radius:5px;width:40px;height:40px;
    flex-direction:column;align-items:center;justify-content:center;gap:4px;
  }
  .nav-toggle i{display:block;width:17px;height:2px;background:var(--ink);border-radius:2px;}

  /* ============ HERO ============ */
  .hero{
    background:var(--off);
    border-bottom:1px solid var(--line);
    position:relative;overflow:hidden;
  }
  .hero .wrap{
    display:grid;grid-template-columns:1.05fr .95fr;gap:56px;
    align-items:center;padding-top:72px;padding-bottom:72px;
  }
  .hero-badge{
    display:inline-flex;align-items:center;gap:9px;
    background:var(--blue-soft);color:var(--blue-dark);
    font-size:12.5px;font-weight:600;
    padding:7px 13px;border-radius:100px;margin-bottom:22px;
  }
  .hero h1{font-size:50px;margin-bottom:20px;letter-spacing:-.3px;}
  .hero-lead{color:var(--ink-2);font-size:16.5px;max-width:48ch;margin-bottom:32px;}
  .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:40px;}
  .hero-facts{display:flex;gap:40px;padding-top:26px;border-top:1px solid var(--line);flex-wrap:wrap;}
  .hero-fact b{
    display:block;font-family:'Barlow Condensed',sans-serif;
    font-size:28px;color:var(--blue);line-height:1.1;
  }
  .hero-fact span{font-size:12.5px;color:var(--ink-2);}

  .hero-panel{
    background:var(--blue);
    border-radius:10px;
    padding:28px;
    color:#fff;
    box-shadow:0 20px 40px rgba(29,78,216,.18);
  }
  .hero-panel h2{
    font-size:20px;margin-bottom:4px;color:#fff;
  }
  .hero-panel > p{font-size:13px;color:#CFE0FF;margin-bottom:20px;}
  .shelf{
    position:relative;aspect-ratio:4/3;border-radius:8px;overflow:hidden;
    background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
    perspective:900px;
  }
  .shelf-slide{
    position:absolute;inset:0;margin:0;
    opacity:0;visibility:hidden;
    transform:rotateY(50deg) scale(1.04);transform-origin:0% 50%;
    transition:opacity .7s ease, transform .7s cubic-bezier(.16,.8,.24,1), visibility .7s;
  }
  .shelf-slide.on{opacity:1;visibility:visible;transform:none;}
  .shelf-slide img{width:100%;height:100%;object-fit:cover;display:block;}

  /* ============ SECTIONS ============ */
  section{padding:84px 0;}
  .section-head{max-width:58ch;margin-bottom:44px;}
  .section-tag{
    display:block;color:var(--blue);
    font-size:13px;font-weight:600;margin-bottom:10px;
  }
  .section-head h2{font-size:38px;letter-spacing:-.2px;}
  .section-head p{margin-top:6px;color:var(--ink-2);font-size:15.5px;}

  /* ============ KATEGORI ============ */
  .kategori-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
  .kategori-card{
    background:#fff;border:1px solid var(--line);border-radius:8px;
    padding:28px 26px;transition:border-color .15s, box-shadow .15s;
  }
  .kategori-card:hover{border-color:var(--blue);box-shadow:var(--shadow);}
  .kategori-media{
    aspect-ratio:3/4;border-radius:8px;overflow:hidden;margin-bottom:18px;
    background:var(--blue-soft);
    display:flex;align-items:center;justify-content:center;
  }
  .kategori-media img{
    width:100%;height:100%;object-fit:cover;display:block;
    transition:transform .5s cubic-bezier(.16,.8,.24,1);
  }
  .kategori-card:hover .kategori-media img{transform:scale(1.05);}
  .kategori-media.is-icon svg{
    width:56px;height:56px;stroke:var(--blue);stroke-width:1.4;fill:none;
    stroke-linecap:round;stroke-linejoin:round;
  }
  .kategori-card h3{font-size:21px;margin-bottom:7px;}
  .kategori-card p{font-size:14px;color:var(--ink-2);}
  .kategori-card .klink{
    display:inline-block;margin-top:15px;font-size:13.5px;
    font-weight:600;color:var(--blue);border-bottom:1px solid transparent;
  }
  .kategori-card:hover .klink{border-color:var(--blue);}

  /* ============ SAFETY ============ */
  .safety{background:var(--off);}
  .safety .wrap{
    display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;
    perspective:1400px;
  }
  .safety-copy p{color:var(--ink-2);font-size:15.5px;margin-bottom:26px;}
  .safety-list{display:flex;flex-direction:column;gap:14px;margin-bottom:30px;}
  .safety-list li{
    position:relative;padding-left:30px;
    font-size:14px;color:var(--ink-2);line-height:1.5;
  }
  .safety-list li span{display:block;font-weight:600;color:var(--ink);font-size:15px;}
  .safety-list li::before{
    content:"";position:absolute;left:0;top:3px;
    width:19px;height:19px;border-radius:50%;
    background:var(--blue-soft);
    background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231D4ED8' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><path d='M4 12l5 5L20 6'/></svg>");
    background-size:11px 11px;background-repeat:no-repeat;background-position:center;
  }
  .safety-figure{
    margin:0;border-radius:12px;overflow:hidden;
    border:1px solid var(--line);background:#fff;
    box-shadow:0 20px 50px rgba(20,22,26,.12);
  }
  .safety-figure img{display:block;width:100%;height:auto;}

  /* ============ PRODUK ============ */
  .produk{background:var(--off);}
  .produk-bar{
    display:flex;justify-content:space-between;align-items:flex-end;
    gap:24px;flex-wrap:wrap;margin-bottom:40px;
  }
  .produk-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
  .produk-card{
    background:#fff;border:1px solid var(--line);border-radius:8px;
    overflow:hidden;display:flex;flex-direction:column;
    transition:box-shadow .15s, border-color .15s;
  }
  .produk-card:hover{box-shadow:var(--shadow);border-color:#D6D6D3;}
  .produk-thumb{
    aspect-ratio:4/3;background:var(--off);
    display:flex;align-items:center;justify-content:center;
    border-bottom:1px solid var(--line);
  }
  .produk-thumb.has-photo{padding:0;background:#fff;}
  .produk-thumb.has-photo img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s cubic-bezier(.16,.8,.24,1);}
  .produk-card:hover .produk-thumb.has-photo img{transform:scale(1.05);}
  .produk-thumb{overflow:hidden;}
  .produk-thumb svg{width:40px;height:40px;stroke:var(--blue);stroke-width:1.4;fill:none;stroke-linecap:round;stroke-linejoin:round;opacity:.85;}
  .produk-body{padding:16px;display:flex;flex-direction:column;gap:7px;flex:1;}
  .produk-kat{font-size:11.5px;color:var(--blue);font-weight:600;}
  .produk-nama{font-size:14.5px;font-weight:600;line-height:1.35;}
  .produk-harga{
    margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
    font-family:'Barlow Condensed',sans-serif;font-size:20px;font-weight:600;
  }
  .produk-harga small{
    display:block;font-family:'Inter',sans-serif;font-size:11px;
    color:var(--ink-2);font-weight:400;line-height:1.4;
  }

  /* ============ GALERI ============ */
  .galeri-grid{
    display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
    perspective:1200px;
  }
  .galeri-item{
    margin:0;position:relative;border-radius:8px;overflow:hidden;
    border:1px solid var(--line);background:#fff;
  }
  .galeri-item img{
    display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;
    transition:transform .5s cubic-bezier(.16,.8,.24,1);
  }
  .galeri-item:hover img{transform:scale(1.06);}
  .galeri-item figcaption{
    position:absolute;left:0;right:0;bottom:0;
    padding:26px 14px 12px;
    background:linear-gradient(to top, rgba(12,14,18,.88), rgba(12,14,18,0));
    color:#fff;
  }
  .galeri-item figcaption strong{
    display:block;font-family:'Barlow Condensed',sans-serif;
    font-size:17px;font-weight:600;line-height:1.2;
  }
  .galeri-item figcaption span{
    display:block;font-size:11.5px;color:#CFE0FF;margin-top:1px;
  }

  /* ============ KIPAS ============ */
  .kipas{background:var(--off);}
  .kipas-wrap{display:grid;grid-template-columns:.85fr 1fr;gap:48px;align-items:center;perspective:1400px;}
  .kipas-figure{
    position:relative;margin:0;border-radius:12px;overflow:hidden;
    border:1px solid var(--line);background:#fff;
    box-shadow:0 20px 50px rgba(20,22,26,.12);
  }
  .kipas-figure img{display:block;width:100%;height:auto;}
  .kipas-lines{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;}
  .kipas-lines line{
    stroke:var(--blue);stroke-width:1.5;vector-effect:non-scaling-stroke;
    stroke-dasharray:4 3;
  }
  .kipas-pin{
    position:absolute;transform:translate(-50%,-50%);
    width:26px;height:26px;border-radius:50%;
    background:var(--blue);color:#fff;border:2px solid #fff;
    display:flex;align-items:center;justify-content:center;
    font-size:13px;font-weight:700;
    box-shadow:0 3px 10px rgba(20,22,26,.3);
    animation:pin-pulse 2.6s ease-in-out infinite;
  }
  @keyframes pin-pulse{
    0%,100%{box-shadow:0 3px 10px rgba(20,22,26,.3), 0 0 0 0 rgba(29,78,216,.45);}
    50%{box-shadow:0 3px 10px rgba(20,22,26,.3), 0 0 0 9px rgba(29,78,216,0);}
  }
  .kipas-note{
    position:absolute;max-width:172px;
    background:rgba(255,255,255,.96);backdrop-filter:blur(3px);
    border:1px solid var(--line);border-left:3px solid var(--blue);
    border-radius:6px;padding:8px 10px;
    font-size:11.5px;color:var(--ink-2);line-height:1.4;
    box-shadow:0 6px 18px rgba(20,22,26,.14);
  }
  .kipas-note b{display:block;font-size:12.5px;color:var(--ink);margin-bottom:2px;}
  .kipas-note.n1{left:66%;top:9%;}
  .kipas-note.n2{left:66%;top:47%;}
  .kipas-note.n3{left:3%;top:84%;}
  .kipas-legend{display:none;}
  .kipas-side .btn{margin-top:4px;}
  .kipas-detail{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:22px 0 24px;}
  .kipas-detail figure{margin:0;}
  .kipas-detail img{
    display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;
    border-radius:7px;border:1px solid var(--line);background:#fff;
  }
  .kipas-detail figcaption{margin-top:7px;font-size:12px;color:var(--ink-2);}

  /* ============ TENTANG ============ */
  .tentang .wrap{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start;}
  .tentang-copy h2{font-size:36px;margin-bottom:8px;}
  .tentang-copy p{color:var(--ink-2);font-size:15.5px;margin-bottom:16px;}
  .fakta{border-top:2px solid var(--ink);}
  .fakta-row{
    display:flex;justify-content:space-between;gap:20px;
    padding:16px 0;border-bottom:1px solid var(--line);font-size:14.5px;
  }
  .fakta-row span:first-child{color:var(--ink-2);white-space:nowrap;}
  .fakta-row span:last-child{font-weight:600;text-align:right;}

  /* ============ KEUNGGULAN ============ */
  .keunggulan{background:var(--off);}
  .keunggulan-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
  .keunggulan-item{background:#fff;border:1px solid var(--line);border-radius:8px;padding:26px 24px;}
  .keunggulan-item .kicon{
    width:40px;height:40px;border-radius:8px;background:var(--ink);
    display:flex;align-items:center;justify-content:center;margin-bottom:16px;
  }
  .keunggulan-item .kicon svg{width:20px;height:20px;stroke:#fff;stroke-width:1.7;fill:none;stroke-linecap:round;stroke-linejoin:round;}
  .keunggulan-item h3{font-size:20px;margin-bottom:7px;}
  .keunggulan-item p{font-size:14px;color:var(--ink-2);}

  /* ============ KLIEN ============ */
  .klien-marquee{
    overflow:hidden;position:relative;
    -webkit-mask-image:linear-gradient(to right, transparent, #000 6%, #000 94%, transparent);
    mask-image:linear-gradient(to right, transparent, #000 6%, #000 94%, transparent);
  }
  .klien-track{
    display:flex;gap:14px;width:max-content;
    animation:klien-scroll 32s linear infinite;
  }
  .klien-marquee:hover .klien-track{animation-play-state:paused;}
  @keyframes klien-scroll{
    from{transform:translateX(0);}
    to{transform:translateX(-50%);}
  }
  .klien-card{
    flex:0 0 auto;width:250px;
    background:#fff;border:1px solid var(--line);border-radius:8px;
    padding:16px;display:flex;align-items:center;gap:12px;
    transition:border-color .15s, box-shadow .15s;
  }
  .klien-card:hover{border-color:var(--blue);box-shadow:var(--shadow);}
  .klien-mark{
    width:38px;height:38px;flex-shrink:0;border-radius:7px;
    background:var(--blue-soft);color:var(--blue-dark);
    display:flex;align-items:center;justify-content:center;
    font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:14px;letter-spacing:.3px;
  }
  .klien-card span:last-child{font-size:13.5px;font-weight:600;line-height:1.3;color:var(--ink);}
  .klien-caption{
    text-align:center;margin-top:22px;font-size:13px;color:var(--ink-2);font-style:italic;
  }

  /* ============ CTA BAND ============ */
  .cta-band{background:var(--blue);color:#fff;padding:60px 0;}
  .cta-band .wrap{
    display:flex;align-items:center;justify-content:space-between;
    gap:32px;flex-wrap:wrap;
  }
  .cta-band h2{font-size:34px;color:#fff;margin-bottom:8px;}
  .cta-band p{color:#CFE0FF;font-size:15.5px;max-width:52ch;}

  /* ============ KONTAK ============ */
  .kontak .wrap{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start;}
  .kontak-info{margin-top:30px;display:flex;flex-direction:column;gap:8px;}
  .kontak-row{
    display:flex;gap:14px;align-items:flex-start;
    padding:18px 0;border-bottom:1px solid var(--line);
  }
  .kontak-row .ci{
    width:38px;height:38px;flex-shrink:0;border-radius:8px;
    background:var(--blue-soft);display:flex;align-items:center;justify-content:center;
  }
  .kontak-row .ci svg{width:19px;height:19px;stroke:var(--blue);stroke-width:1.7;fill:none;stroke-linecap:round;stroke-linejoin:round;}
  .kontak-row .label{display:block;font-size:12px;color:var(--ink-2);margin-bottom:3px;}
  .kontak-row a,.kontak-row p{font-size:15px;font-weight:500;}
  .kontak-row a:hover{color:var(--blue);}
  .kontak-row a.kontak-alt{display:block;margin-top:3px;}

  .form-card{
    background:#fff;border:1px solid var(--line);border-radius:10px;
    padding:32px;box-shadow:var(--shadow);
  }
  .form-card h3{font-size:24px;margin-bottom:6px;}
  .form-card > p{color:var(--ink-2);font-size:14px;margin-bottom:24px;}
  .field{margin-bottom:16px;}
  .field label{display:block;font-size:13px;font-weight:500;margin-bottom:6px;}
  .field input,.field textarea{
    width:100%;background:#fff;border:1px solid var(--line);
    border-radius:var(--r);padding:12px;
    font-family:'Inter',sans-serif;font-size:14.5px;color:var(--ink);
  }
  .field input::placeholder,.field textarea::placeholder{color:#A7ACB3;}
  .field input:focus,.field textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(29,78,216,.1);}
  .field textarea{resize:vertical;min-height:96px;}
  .form-card .btn{width:100%;}

  /* ============ FOOTER ============ */
  footer{background:var(--ink);color:#B7BCC3;padding:56px 0 24px;}
  .footer-top{
    display:grid;grid-template-columns:1.3fr .8fr .8fr 1.2fr .9fr;gap:32px;
    padding-bottom:36px;border-bottom:1px solid #2A2D33;
  }
  .footer-brand .brand-text{color:#fff;}
  .footer-brand .brand-text span{color:#8B9099;}
  .footer-brand p{margin-top:14px;font-size:13.5px;color:#8B9099;max-width:36ch;}
  footer h4{
    font-family:'Inter',sans-serif;font-size:12.5px;font-weight:600;
    color:#fff;margin:0 0 14px;
  }
  footer ul{display:flex;flex-direction:column;gap:10px;}
  footer ul a,footer ul li{font-size:13.5px;color:#B7BCC3;}
  footer ul a:hover{color:var(--blue);}
  .footer-keywords{font-size:12.5px;color:#8B9099;line-height:1.7;}
  .footer-bottom{
    padding-top:20px;display:flex;justify-content:space-between;
    gap:10px;flex-wrap:wrap;font-size:12.5px;color:#71767E;
  }

  /* ============ PILIH NOMOR WA ============ */
  .wa-pick{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:20px;}
  .wa-pick[hidden]{display:none;}
  .wa-pick-back{position:absolute;inset:0;background:rgba(12,14,18,.55);backdrop-filter:blur(2px);animation:wa-fade .2s ease;}
  .wa-pick-card{
    position:relative;background:#fff;border-radius:12px;padding:26px 24px 22px;
    width:100%;max-width:360px;box-shadow:0 24px 60px rgba(12,14,18,.3);
    animation:wa-in .28s cubic-bezier(.16,.8,.24,1);
  }
  @keyframes wa-fade{from{opacity:0;}to{opacity:1;}}
  @keyframes wa-in{from{opacity:0;transform:translateY(16px) scale(.97);}to{opacity:1;transform:none;}}
  .wa-pick-card h3{font-size:22px;margin-bottom:5px;}
  .wa-pick-card > p{font-size:13.5px;color:var(--ink-2);margin-bottom:18px;}
  .wa-pick-x{
    position:absolute;top:10px;right:12px;background:none;border:0;
    font-size:26px;line-height:1;color:var(--ink-2);padding:4px 8px;border-radius:6px;
  }
  .wa-pick-x:hover{color:var(--ink);background:var(--off);}
  .wa-opt{
    display:flex;align-items:center;gap:13px;
    border:1px solid var(--line);border-radius:8px;padding:13px 15px;margin-bottom:10px;
    transition:border-color .15s, background .15s, transform .15s;
  }
  .wa-opt:last-child{margin-bottom:0;}
  .wa-opt:hover{border-color:var(--blue);background:var(--blue-soft);transform:translateY(-1px);}
  .wa-opt svg{width:26px;height:26px;fill:var(--blue);flex-shrink:0;}
  .wa-opt span{display:block;font-size:12px;color:var(--ink-2);}
  .wa-opt b{display:block;font-size:16px;color:var(--ink);font-weight:600;letter-spacing:.2px;}

  /* ============ WA FLOAT ============ */
  .wa-float{
    position:fixed;right:20px;bottom:20px;z-index:70;
    background:var(--blue);width:56px;height:56px;border-radius:50%;
    display:flex;align-items:center;justify-content:center;
    box-shadow:0 6px 20px rgba(29,78,216,.4);
    transition:transform .15s;
  }
  .wa-float:hover{transform:scale(1.06);}
  .wa-float svg{width:27px;height:27px;fill:#fff;}

  /* ============ SCROLL REVEAL (3D) ============ */
  .reveal{
    opacity:0;
    transform:perspective(1000px) translateY(26px) rotateX(12deg);
    transform-origin:50% 100%;
    transition:opacity .7s cubic-bezier(.16,.8,.24,1), transform .7s cubic-bezier(.16,.8,.24,1);
    will-change:transform, opacity;
  }
  .reveal-left{
    transform:perspective(1000px) translateX(-36px) rotateY(-10deg);
    transform-origin:0% 50%;
  }
  .reveal-right{
    transform:perspective(1000px) translateX(36px) rotateY(10deg);
    transform-origin:100% 50%;
  }
  .reveal-scale{
    transform:perspective(900px) translateZ(-60px) translateY(20px) rotateX(8deg);
    transform-origin:50% 80%;
  }
  .reveal-flip{
    transform:perspective(1100px) rotateX(-18deg) translateY(26px);
    transform-origin:50% 0%;
  }
  .reveal.is-visible{opacity:1;transform:none;}
  .reveal.d1{transition-delay:.05s;} .reveal.d2{transition-delay:.1s;}
  .reveal.d3{transition-delay:.15s;} .reveal.d4{transition-delay:.2s;}
  .reveal.d5{transition-delay:.25s;} .reveal.d6{transition-delay:.3s;}
  .reveal.d7{transition-delay:.35s;} .reveal.d8{transition-delay:.4s;}

  /* 3D depth containers */
  .kategori-grid,.produk-grid,.keunggulan-grid{perspective:1200px;perspective-origin:50% 40%;}

  /* mouse-follow tilt */
  .tilt{transform-style:preserve-3d;transition:transform .45s cubic-bezier(.16,.8,.24,1), box-shadow .25s, border-color .15s;}
  .tilt.tilting{transition:transform .08s linear, box-shadow .25s, border-color .15s;}
  .tilt > *{transform:translateZ(0.01px);}
  .kategori-card.tilt:hover,.produk-card.tilt:hover,.keunggulan-item.tilt:hover{
    box-shadow:0 18px 40px rgba(20,22,26,.13);
  }

  /* animated underline on headings */
  .uline{position:relative;display:block;padding-bottom:14px;}
  .uline::after{
    content:"";position:absolute;left:0;bottom:0;height:3px;width:0;
    background:var(--blue);border-radius:3px;
    transition:width .7s cubic-bezier(.16,.8,.24,1) .25s;
  }
  .is-visible .uline::after,.uline.is-visible::after{width:56px;}

  /* hero entrance on load */
  .hero-in{
    opacity:0;transform:perspective(1000px) translateY(28px) rotateX(10deg);
    animation:hero-up .8s cubic-bezier(.16,.8,.24,1) forwards;
  }
  .hero-in.h1{animation-delay:.05s;} .hero-in.h2{animation-delay:.15s;}
  .hero-in.h3{animation-delay:.25s;} .hero-in.h4{animation-delay:.35s;}
  .hero-in.h5{animation-delay:.45s;} .hero-in.h6{animation-delay:.3s;}
  @keyframes hero-up{to{opacity:1;transform:none;}}

  /* hero panel: 3D float + mouse tilt */
  .hero .wrap{perspective:1400px;}
  .hero-panel{transform-style:preserve-3d;transition:transform .5s cubic-bezier(.16,.8,.24,1);}
  .hero-panel.floating{animation:panel-float 12s ease-in-out infinite;}
  @keyframes panel-float{
    0%,100%{transform:translateY(0);}
    50%{transform:translateY(-5px);}
  }
  .shelf-readout{
    margin-top:16px;padding-top:14px;
    border-top:1px solid rgba(255,255,255,.22);
  }
  .shelf-name{
    display:block;font-family:'Barlow Condensed',sans-serif;
    font-size:20px;font-weight:600;color:#fff;line-height:1.2;
  }
  .shelf-brand{
    display:block;font-size:12.5px;color:#CFE0FF;margin-top:3px;
    letter-spacing:.3px;min-height:19px;
  }
  .shelf-name,.shelf-brand{transition:opacity .3s ease, transform .3s ease;}
  .shelf-readout.swapping .shelf-name,
  .shelf-readout.swapping .shelf-brand{opacity:0;transform:translateY(6px);}
  .shelf-bar{
    display:block;height:2px;margin-top:12px;border-radius:2px;
    background:rgba(255,255,255,.22);overflow:hidden;
  }
  .shelf-bar i{
    display:block;height:100%;width:100%;background:#fff;border-radius:2px;
    transform:scaleX(0);transform-origin:0 50%;
  }
  .shelf-bar i.run{transition:transform 3.8s linear;transform:scaleX(1);}

  /* client marquee depth */
  .klien-marquee{perspective:1000px;}
  .klien-track{transform-style:preserve-3d;}
  .klien-card{transition:transform .3s cubic-bezier(.16,.8,.24,1), border-color .15s, box-shadow .15s;}
  .klien-card:hover{
    transform:translateZ(20px) rotateY(-3deg);
    box-shadow:0 16px 34px rgba(20,22,26,.14);
  }

  /* scroll progress bar */
  .scroll-progress{
    position:fixed;top:0;left:0;height:3px;width:100%;
    transform:scaleX(0);transform-origin:0 50%;
    background:var(--blue);z-index:90;
    transition:transform .08s linear;
  }
  .site-header{transition:box-shadow .2s, border-color .2s;}
  .site-header.scrolled{box-shadow:0 6px 20px rgba(20,22,26,.07);}

  @media (prefers-reduced-motion: reduce){
    .reveal{opacity:1;transform:none;transition:none;}
    .klien-track{animation:none;}
    .hero-in{opacity:1;transform:none;animation:none;}
    .hero-panel.floating{animation:none;}
    .uline::after{transition:none;}
    .scroll-progress{display:none;}
    .klien-card:hover{transform:none;}
  }

  /* ============ RESPONSIVE ============ */
  @media (max-width:960px){
    .hero .wrap{grid-template-columns:1fr;gap:40px;padding-top:52px;padding-bottom:52px;}
    .hero h1{font-size:38px;}
    .kategori-grid{grid-template-columns:repeat(2,1fr);}
    .produk-grid{grid-template-columns:repeat(2,1fr);}
    .keunggulan-grid{grid-template-columns:repeat(2,1fr);}
    .galeri-grid{grid-template-columns:repeat(3,1fr);}
    .kipas-wrap{grid-template-columns:1fr;gap:34px;}
    .kipas-figure{max-width:430px;margin:0 auto;}
    .tentang .wrap,.kontak .wrap{grid-template-columns:1fr;gap:40px;}
    .safety .wrap{grid-template-columns:1fr;gap:36px;}
    .safety-figure{max-width:420px;margin:0 auto;}
    /* columns are stacked here, so sideways reveals would only push
       content past the right edge and create a horizontal gap */
    .reveal-left,.reveal-right{
      transform:perspective(1000px) translateY(26px) rotateX(10deg);
      transform-origin:50% 100%;
    }
    .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
    section{padding:60px 0;}
    .section-head h2{font-size:32px;}
  }

  @media (max-width:680px){
    .topbar-links{display:none;}
    .main-nav{
      position:absolute;top:100%;left:0;right:0;
      background:#fff;border-bottom:1px solid var(--line);
      box-shadow:0 12px 24px rgba(0,0,0,.08);
      flex-direction:column;align-items:stretch;gap:0;
      padding:8px 24px 20px;
      opacity:0;visibility:hidden;
      transform:translateY(-8px);
      transition:opacity .18s ease, transform .18s ease, visibility .18s;
    }
    .main-nav.open{opacity:1;visibility:visible;transform:translateY(0);}
    .main-nav > a{padding:13px 0;border-bottom:1px solid var(--line);}
    .main-nav .btn-mobile{margin-top:14px;display:flex !important;}
    .nav-toggle{display:flex;}
    .header-right > .btn{display:none;}
    .hero h1{font-size:32px;}
    .hero-lead{font-size:15.5px;}
    .hero-actions .btn{flex:1;}
    .hero-facts{gap:24px;}
    .hero-panel{padding:22px 18px;}
    .kategori-grid{grid-template-columns:1fr;gap:14px;}
    .produk-grid{grid-template-columns:1fr 1fr;gap:12px;}
    .produk-body{padding:13px;}
    .produk-nama{font-size:13.5px;}
    .produk-harga{font-size:18px;}
    .keunggulan-grid{grid-template-columns:1fr;gap:14px;}
    .galeri-grid{grid-template-columns:1fr 1fr;gap:10px;}
    .kipas-note,.kipas-lines{display:none;}
    .kipas-pin{width:23px;height:23px;font-size:12px;}
    .kipas-legend{
      display:flex;flex-direction:column;gap:12px;margin:0 0 22px;
      padding:0;list-style:none;counter-reset:kip;
    }
    .kipas-legend li{
      position:relative;padding-left:32px;font-size:13px;
      color:var(--ink-2);line-height:1.45;counter-increment:kip;
    }
    .kipas-legend li b{display:block;font-size:14.5px;color:var(--ink);}
    .kipas-legend li::before{
      content:counter(kip);position:absolute;left:0;top:1px;
      width:22px;height:22px;border-radius:50%;
      background:var(--blue);color:#fff;
      display:flex;align-items:center;justify-content:center;
      font-size:12px;font-weight:700;
    }
    .kipas-detail{gap:8px;}
    .kipas-detail figcaption{font-size:11px;}
    .galeri-item figcaption{padding:20px 10px 9px;}
    .galeri-item figcaption strong{font-size:14.5px;}
    .klien-card{width:200px;padding:12px;gap:9px;}
    .klien-mark{width:32px;height:32px;font-size:12px;}
    .klien-track{animation-duration:22s;}
    .klien-card span:last-child{font-size:12.5px;}
    .section-head h2{font-size:28px;}
    .tentang-copy h2{font-size:28px;}
    .cta-band h2{font-size:27px;}
    .form-card{padding:24px 20px;}
    .footer-top{grid-template-columns:1fr;gap:28px;}
    .fakta-row{font-size:13.5px;}
  }
  .main-nav .btn-mobile{display:none;}

  /* ============ HALAMAN KATEGORI ============ */
  .cat-hero{background:var(--off);border-bottom:1px solid var(--line);padding:64px 0;}
  .cat-hero .wrap{
    display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center;
    perspective:1400px;
  }
  .crumb{font-size:13px;color:var(--ink-2);margin-bottom:16px;}
  .crumb a{color:var(--blue);font-weight:500;}
  .crumb a:hover{text-decoration:underline;}
  .crumb span{margin:0 2px;}
  .cat-copy h1{font-size:42px;letter-spacing:-.3px;margin-bottom:18px;}
  .cat-brands{
    margin-top:26px;padding-top:18px;border-top:1px solid var(--line);
    font-size:13.5px;color:var(--ink-2);line-height:1.6;
  }
  .cat-brands strong{color:var(--ink);}
  .cat-figure{
    margin:0;border-radius:12px;overflow:hidden;
    border:1px solid var(--line);background:#fff;
    box-shadow:0 20px 50px rgba(20,22,26,.12);
  }
  .cat-figure img{display:block;width:100%;height:auto;}

  .term-list{
    display:grid;grid-template-columns:repeat(3,1fr);gap:12px 24px;
    list-style:none;padding:0;margin:0;
  }
  .term-list li{position:relative;padding-left:28px;font-size:14.5px;color:var(--ink-2);}
  .term-list li::before{
    content:"";position:absolute;left:0;top:4px;width:17px;height:17px;border-radius:50%;
    background:var(--blue-soft);
    background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231D4ED8' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><path d='M4 12l5 5L20 6'/></svg>");
    background-size:10px 10px;background-repeat:no-repeat;background-position:center;
  }
  .cat-related{background:var(--off);}
  .kat-links{display:flex;flex-wrap:wrap;gap:12px;}
  .kat-link{
    display:inline-flex;align-items:center;
    background:#fff;border:1px solid var(--line);border-radius:100px;
    padding:11px 22px;font-size:14.5px;font-weight:600;
    transition:border-color .15s,color .15s,transform .15s;
  }
  .kat-link:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px);}

  @media (max-width:960px){
    .cat-hero .wrap{grid-template-columns:1fr;gap:34px;}
    .cat-hero{padding:48px 0;}
    .cat-copy h1{font-size:33px;}
    .cat-figure{max-width:420px;margin:0 auto;}
    .term-list{grid-template-columns:repeat(2,1fr);}
  }
  @media (max-width:680px){
    .cat-copy h1{font-size:27px;}
    .term-list{grid-template-columns:1fr;}
    .kat-link{padding:10px 18px;font-size:13.5px;}
  }