:root{
    --navy:#1B2A4A; --navy2:#243660; --white:#ffffff; --mist:#f1f4ff; --ink:#2a3242;
    --gray:#6b7280; --line:#e3e8f4; --accent:#e6435b; --sky:#7fb3e8;
  }
  *{margin:0;padding:0;box-sizing:border-box;}
  body{font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--white);line-height:1.7;}
  img{max-width:100%;display:block;}
  .wrap{max-width:1080px;margin:0 auto;padding:0 20px;}
  section{padding:56px 0;}
  .sec-title{font-size:26px;font-weight:700;color:var(--navy);text-align:center;letter-spacing:.5px;}
  .sec-sub{text-align:center;color:var(--gray);margin:10px auto 34px;max-width:640px;font-size:15px;}
  .divider{width:56px;height:4px;background:linear-gradient(90deg,var(--accent),var(--sky));border-radius:2px;margin:14px auto 0;}

  /* Hero */
  .hero{background:linear-gradient(160deg,var(--mist) 0%,#dfe9fb 100%);padding:64px 0;}
  .hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
  .hero-img{background:var(--white);border-radius:16px;box-shadow:0 18px 40px rgba(27,42,74,.14);overflow:hidden;}
  .hero h1{font-size:34px;line-height:1.3;color:var(--navy);font-weight:800;}
  .hero .tag{display:inline-block;background:var(--navy);color:#fff;font-size:12px;letter-spacing:1.5px;padding:5px 14px;border-radius:999px;margin-bottom:18px;text-transform:uppercase;}
  .hero p.lead{color:var(--ink);font-size:16px;margin:16px 0 24px;}
  .badges{display:flex;flex-wrap:wrap;gap:10px;}
  .badges span{background:var(--white);border:1px solid var(--line);border-radius:999px;padding:7px 16px;font-size:13px;font-weight:600;color:var(--navy);}

  /* Craft matrix */
  .matrix{background:var(--white);}
  .matrix-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
  .card{background:#fbfcff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:transform .25s ease,box-shadow .25s ease;}
  .card:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(27,42,74,.10);}
  .card img{aspect-ratio:1/1;object-fit:cover;background:var(--white);}
  .card-body{padding:16px 18px 20px;}
  .card-body h3{font-size:16px;color:var(--navy);margin-bottom:4px;}
  .card-body p{font-size:13px;color:var(--gray);}

  /* Steps */
  .steps{background:linear-gradient(160deg,var(--navy) 0%,var(--navy2) 100%);color:#fff;}
  .steps .sec-title{color:#fff;}
  .steps .sec-sub{color:#b9c6e4;}
  .steps .divider{background:linear-gradient(90deg,#fff,#7fb3e8);}
  .step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:34px;}
  .step{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:24px 20px;}
  .step .num{font-size:30px;font-weight:800;color:var(--sky);display:block;margin-bottom:10px;}
  .step h3{font-size:15px;margin-bottom:6px;color:#fff;}
  .step p{font-size:13px;color:#b9c6e4;}

  /* Specs */
  .specs table{width:100%;border-collapse:collapse;background:#fbfcff;border-radius:12px;overflow:hidden;border:1px solid var(--line);}
  .specs th,.specs td{padding:13px 18px;text-align:left;font-size:14px;border-bottom:1px solid var(--line);}
  .specs th{background:var(--navy);color:#fff;font-weight:600;}
  .specs tr:last-child td{border-bottom:none;}
  .specs td:first-child{font-weight:700;color:var(--navy);width:34%;}

  /* Comparison */
  .compare{background:var(--mist);}
  .compare table{width:100%;border-collapse:collapse;background:var(--white);border-radius:12px;overflow:hidden;border:1px solid var(--line);font-size:14px;}
  .compare th,.compare td{padding:12px 14px;text-align:center;border:1px solid var(--line);}
  .compare th{background:var(--navy);color:#fff;}
  .compare td:first-child{font-weight:700;color:var(--navy);text-align:left;}
  .compare .yes{color:#16a34a;font-weight:800;}
  .compare .no{color:#d1d5db;}
  .compare .mid{color:#d97706;font-weight:700;}

  /* Applications */
  .apps{background:var(--white);}
  .app-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:10px;}
  .app{background:#fbfcff;border:1px solid var(--line);border-radius:12px;padding:20px 18px;text-align:center;}
  .app .ico{font-size:30px;display:block;margin-bottom:10px;}
  .app h3{font-size:15px;color:var(--navy);margin-bottom:6px;}
  .app p{font-size:13px;color:var(--gray);}

  /* Packaging */
  .pack{background:linear-gradient(160deg,var(--mist) 0%,#eaf1fd 100%);}
  .pack-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;}
  .pack-img{border-radius:14px;overflow:hidden;box-shadow:0 14px 30px rgba(27,42,74,.12);}
  .pack-list{list-style:none;}
  .pack-list li{padding:12px 0 12px 34px;position:relative;font-size:15px;color:var(--ink);border-bottom:1px dashed var(--line);}
  .pack-list li:last-child{border-bottom:none;}
  .pack-list li::before{content:"✓";position:absolute;left:0;top:12px;color:var(--accent);font-weight:800;}

  /* FAQ */
  .faq{background:var(--white);}
  details{background:#fbfcff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px;overflow:hidden;}
  summary{cursor:pointer;padding:18px 22px;font-weight:700;font-size:15px;color:var(--navy);list-style:none;position:relative;padding-right:44px;}
  summary::-webkit-details-marker{display:none;}
  summary::after{content:"+";position:absolute;right:20px;top:14px;font-size:22px;color:var(--accent);font-weight:700;transition:transform .2s ease;}
  details[open] summary::after{content:"−";}
  details .a{padding:2px 22px 20px;color:var(--gray);font-size:14px;}
  details .a strong{color:var(--ink);}

  @media(max-width:900px){
    .hero-grid,.pack-grid{grid-template-columns:1fr;}
    .matrix-grid{grid-template-columns:repeat(2,1fr);}
    .step-grid{grid-template-columns:repeat(2,1fr);}
    .app-list{grid-template-columns:repeat(2,1fr);}
    .hero h1{font-size:28px;}
  }
  @media(max-width:560px){
    .matrix-grid,.step-grid,.app-list{grid-template-columns:1fr;}
    section{padding:44px 0;}
  }