@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800&family=Inter:wght@400;500;600&display=swap');

  :root{
    --ink: #1a1d1c;
    --paper: #ffffff;
    --mist: #f4f6f5;
    --line: #e4e8e6;
    --green: #6fbf4f;
    --teal: #1f9e93;
    --gradient: linear-gradient(135deg, var(--green), var(--teal));
    --gray-tri: #dde1df;
    --gray-tri-dark: #a9b0ad;
    --text-soft: #5c6663;
  }

  *{ box-sizing:border-box; margin:0; padding:0; }
  html{ scroll-behavior:smooth; }
  body{
    font-family:'Inter', sans-serif;
    color: var(--ink);
    background: var(--paper);
    line-height:1.55;
  }
  h1,h2,h3,.display{ font-family:'Poppins', sans-serif; }
  a{ color:inherit; text-decoration:none; }
  .container{ max-width: 1080px; margin:0 auto; padding: 0 24px; }

  .logo-mark{
    width: 38px; height: 38px;
    border-radius: 50%;
    background: conic-gradient(from 200deg, var(--green), var(--teal), var(--green));
    display:flex; align-items:center; justify-content:center;
    flex-shrink:0;
  }
  .logo-mark::after{
    content:'';
    width: 60%; height:60%;
    border-radius:50%;
    background: var(--paper);
  }

  .logo{ display:flex; align-items:center; gap:11px; }
  .logo-text{ font-weight:800; font-size:1.05rem; letter-spacing:0.01em; line-height:1.1; }
  .logo-text small{
    display:block; font-weight:500; font-size:0.62rem; letter-spacing:0.06em;
    color: var(--text-soft); text-transform:uppercase;
  }

  /* ---------- CARROSSEL ---------- */
  .carousel{
    position:relative;
    width:100%;
    aspect-ratio: 21/9;
    max-height: 480px;
    overflow:hidden;
    background: var(--ink);
  }
  .carousel-track{
    display:flex;
    height:100%;
    transition: transform 0.5s ease;
  }
  .slide{
    min-width:100%;
    height:100%;
    position:relative;
    display:flex;
    align-items:flex-end;
    background-size: cover;
    background-position: center;
  }
  .slide-1{ background: linear-gradient(135deg, var(--teal), var(--ink) 120%); }
  .slide-2{ background: linear-gradient(135deg, var(--green), var(--ink) 120%); }
  .slide-3{ background: linear-gradient(135deg, var(--ink), var(--teal) 120%); }
  .slide-4{ background: linear-gradient(135deg, var(--ink), var(--green) 120%); }

  .slide-icon{
    position:absolute; top:50%; left:50%;
    transform: translate(-50%,-50%);
    width:70px; height:70px;
    opacity:0.18;
  }
  .slide-icon svg{ width:100%; height:100%; stroke:#fff; fill:none; stroke-width:1; }

  .slide-caption{
    position:relative;
    z-index:2;
    padding: 26px 28px;
    color:#fff;
  }
  .slide-caption span{
    display:block;
    font-size:0.72rem;
    text-transform:uppercase;
    letter-spacing:0.1em;
    color: var(--green);
    font-weight:700;
    margin-bottom:4px;
  }
  .slide-caption h3{
    font-size:1.3rem;
    font-weight:700;
  }

  .carousel-arrow{
    position:absolute; top:50%; transform: translateY(-50%);
    width:38px; height:38px; border-radius:50%;
    background: rgba(255,255,255,0.15);
    border:1px solid rgba(255,255,255,0.4);
    color:#fff; display:flex; align-items:center; justify-content:center;
    cursor:pointer; z-index:3; backdrop-filter: blur(2px);
    font-size:1.1rem;
  }
  .carousel-arrow:hover{ background: rgba(255,255,255,0.28); }
  .carousel-prev{ left:16px; }
  .carousel-next{ right:16px; }

  .carousel-dots{
    position:absolute; bottom:14px; left:50%; transform:translateX(-50%);
    display:flex; gap:8px; z-index:3;
  }
  .carousel-dot{
    width:8px; height:8px; border-radius:50%;
    background: rgba(255,255,255,0.4);
    cursor:pointer; border:none;
  }
  .carousel-dot.active{ background:#fff; width:20px; border-radius:4px; }

  @media (max-width:700px){
    .carousel{ aspect-ratio: 4/5; max-height:520px; }
    .slide-caption h3{ font-size:1.05rem; }
  }

  header{
    position:sticky; top:0; z-index:50;
    background: var(--paper);
    border-bottom:1px solid var(--line);
  }
  .navbar{
    display:flex; align-items:center; justify-content:space-between;
    padding:16px 24px; max-width:1080px; margin:0 auto;
  }
  nav ul{ display:flex; gap:28px; list-style:none; }
  nav a{ font-size:0.88rem; font-weight:600; color: var(--ink); }
  nav a:hover{ color: var(--teal); }
  .nav-cta{
    display:inline-flex; align-items:center; gap:8px;
    background: var(--ink); color:#fff;
    padding:10px 18px; border-radius:3px; font-weight:600; font-size:0.82rem;
  }
  .nav-cta:hover{ background: var(--teal); }
  .menu-toggle{ display:none; background:none; border:none; font-size:1.4rem; cursor:pointer; }
  @media (max-width:760px){
    nav ul{ display:none; }
    .nav-cta{ display:none; }
    .menu-toggle{ display:block; }
  }

  .hero{ position:relative; overflow:hidden; padding: 80px 0 110px; }
  .tri{ position:absolute; width:0; height:0; border-style:solid; }
  .tri-1{ right:-40px; bottom:-60px; border-width: 0 90px 160px 90px; border-color: transparent transparent var(--green) transparent; opacity:0.9; }
  .tri-2{ right:120px; top:40px; border-width: 0 60px 100px 60px; border-color: transparent transparent var(--gray-tri) transparent; }
  .tri-3{ right:40px; bottom:120px; border-width: 0 40px 70px 40px; border-color: transparent transparent var(--gray-tri-dark) transparent; }
  .tri-4{ left:-20px; bottom:-30px; border-width: 0 50px 90px 50px; border-color: transparent transparent var(--green) transparent; opacity:0.5; }

  .hero-inner{ position:relative; z-index:2; max-width:620px; }
  .eyebrow{
    display:inline-flex; align-items:center; gap:8px;
    color: var(--teal); font-size:0.78rem; letter-spacing:0.12em;
    text-transform:uppercase; font-weight:700; margin-bottom:18px;
  }
  .eyebrow::before{ content:''; width:7px; height:7px; background:var(--green); border-radius:50%; }

  .hero h1{ font-size:2.6rem; font-weight:800; line-height:1.1; margin-bottom:10px; text-transform:uppercase; }
  .hero .tagline{ font-size:1.15rem; font-weight:500; color: var(--teal); margin-bottom:20px; }
  .hero-rule{ width:70px; height:3px; background: var(--ink); margin-bottom:22px; }
  .hero p{ color: var(--text-soft); font-size:1rem; margin-bottom:30px; max-width:480px; }

  .btn-row{ display:flex; gap:14px; flex-wrap:wrap; }
  .btn{ display:inline-flex; align-items:center; gap:8px; padding:13px 24px; border-radius:3px; font-weight:700; font-size:0.9rem; cursor:pointer; border:none; }
  .btn-primary{ background: var(--gradient); color:#fff; }
  .btn-primary:hover{ filter:brightness(1.05); }
  .btn-outline{ background:transparent; color:var(--ink); border:1.5px solid var(--ink); }
  .btn-outline:hover{ border-color:var(--teal); color:var(--teal); }

  .section{ padding:78px 0; position:relative; }
  .section-alt{ background: var(--mist); }
  .eyebrow-tag{ color:var(--teal); font-size:0.76rem; letter-spacing:0.14em; text-transform:uppercase; font-weight:700; margin-bottom:10px; display:block; }
  .section h2{ font-size:1.9rem; font-weight:800; margin-bottom:14px; max-width:560px; text-transform:uppercase; }
  .section-rule{ width:56px; height:3px; background:var(--ink); margin-bottom:22px; }
  .section p.lead{ color:var(--text-soft); max-width:560px; margin-bottom:44px; font-size:0.98rem; }

  .about-grid{ display:grid; grid-template-columns:1fr 1fr; gap:50px; align-items:start; }
  @media (max-width:800px){ .about-grid{ grid-template-columns:1fr; } }
  .about-grid p{ margin-bottom:16px; color:var(--text-soft); }

  .principle{ display:flex; gap:16px; padding:18px 0; border-bottom:1px solid var(--line); }
  .principle:first-child{ padding-top:0; }
  .principle-num{ font-weight:800; color:var(--teal); font-size:0.85rem; min-width:26px; font-family:'Poppins',sans-serif; }
  .principle h3{ font-size:1rem; margin-bottom:4px; }
  .principle p{ color:var(--text-soft); font-size:0.9rem; margin:0; }

  .project-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
  @media (max-width:800px){ .project-grid{ grid-template-columns:1fr 1fr; } }
  @media (max-width:540px){ .project-grid{ grid-template-columns:1fr; } }
  .project-card{ background:var(--paper); border:1px solid var(--line); border-radius:6px; overflow:hidden; }
  .project-thumb{ height:140px; position:relative; display:flex; align-items:center; justify-content:center; background: var(--gradient); }
  .project-thumb svg{ width:44px; height:44px; stroke:#fff; opacity:0.95; }
  .project-body{ padding:16px 18px 20px; }
  .project-tag{ font-size:0.68rem; color:var(--teal); text-transform:uppercase; letter-spacing:0.08em; font-weight:700; margin-bottom:8px; display:block; }
  .project-body h3{ font-size:1.02rem; margin-bottom:6px; }
  .project-body p{ font-size:0.85rem; color:var(--text-soft); }

  .product-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:18px; }
  @media (max-width:900px){ .product-grid{ grid-template-columns:1fr 1fr; } }
  .product-card{ background:var(--paper); border:1px solid var(--line); border-radius:6px; padding:24px 20px; text-align:center; transition:transform 0.15s, box-shadow 0.15s; }
  .product-card:hover{ transform:translateY(-3px); box-shadow:0 8px 24px rgba(26,29,28,0.06); }
  .product-icon{ width:52px; height:52px; margin:0 auto 16px; border-radius:50%; background: var(--gradient); display:flex; align-items:center; justify-content:center; }
  .product-icon svg{ width:24px; height:24px; stroke:#fff; }
  .product-card h3{ font-size:0.98rem; margin-bottom:6px; }
  .product-card p{ font-size:0.82rem; color:var(--text-soft); }

  .contact-section{ position:relative; overflow:hidden; background:var(--paper); }
  .contact-grid{ display:grid; grid-template-columns:1fr 1fr; gap:50px; position:relative; z-index:2; }
  @media (max-width:800px){ .contact-grid{ grid-template-columns:1fr; } }

  .contact-info-item{ display:flex; gap:14px; margin-bottom:22px; align-items:flex-start; }
  .contact-ic{ width:38px; height:38px; border-radius:50%; background:var(--ink); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
  .contact-ic svg{ width:18px; height:18px; stroke:#fff; }
  .contact-info-item h4{ font-size:0.9rem; margin-bottom:2px; }
  .contact-info-item p{ font-size:0.88rem; color:var(--text-soft); margin:0; }

  .contact-form{ background:var(--mist); border:1px solid var(--line); border-radius:8px; padding:30px; }
  .field{ margin-bottom:16px; }
  .field label{ display:block; font-size:0.76rem; text-transform:uppercase; letter-spacing:0.06em; color:var(--text-soft); margin-bottom:6px; font-weight:600; }
  .field input, .field textarea{ width:100%; background:var(--paper); border:1px solid var(--line); color:var(--ink); padding:11px 12px; border-radius:3px; font-family:'Inter',sans-serif; font-size:0.9rem; }
  .field textarea{ resize:vertical; min-height:90px; }
  .field input:focus, .field textarea:focus{ outline:none; border-color:var(--teal); }

  .whatsapp-btn{ width:100%; justify-content:center; background:var(--gradient); color:#fff; padding:13px; border-radius:3px; font-weight:700; border:none; cursor:pointer; display:flex; align-items:center; gap:8px; font-size:0.92rem; }
  .whatsapp-btn:hover{ filter:brightness(1.05); }

  footer{ background:var(--ink); color:#c7cdcb; padding:34px 0; text-align:center; font-size:0.8rem; position:relative; overflow:hidden; }
  footer .logo{ justify-content:center; margin-bottom:12px; }
  footer .logo-text{ color:#fff; }