/* SyngasWorx detail pages — shared stylesheet */
:root{
  --green-900:#103c20;
  --green-800:#13372c;
  --green-700:#14342d;
  --green-600:#175b2c;
  --green-500:#247d2c;
  --orange:#ff8500;
  --bg-pale:#f5f8f5;
  --text:#1d2b25;
  --muted:#5b6f66;
  --white:#ffffff;
  --radius:18px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:Arial,Helvetica,sans-serif;color:var(--text);line-height:1.65;background:var(--white)}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}

/* ---------- header ---------- */
header{position:sticky;top:0;z-index:50;background:var(--white);box-shadow:0 2px 14px rgba(16,60,32,.10)}
.nav{max-width:1200px;margin:0 auto;height:86px;display:flex;align-items:center;justify-content:space-between;padding:0 24px}
.brand{display:flex;flex-direction:column;line-height:1.1}
.brand strong{font-size:26px;letter-spacing:2px;color:var(--green-900);text-transform:uppercase}
.brand span{font-size:10.5px;letter-spacing:1.4px;color:var(--muted);text-transform:uppercase}
.nav-links{display:flex;gap:28px;font-size:15px;font-weight:600;color:var(--green-700)}
.nav-links a:hover{color:var(--green-500)}
.btn{display:inline-block;background:var(--orange);color:#fff;font-weight:700;font-size:15px;
     padding:13px 30px;border-radius:999px;letter-spacing:.4px;transition:transform .15s ease, box-shadow .15s ease;border:none;cursor:pointer}
.btn:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(255,133,0,.35)}
.btn-ghost{display:inline-block;border:2px solid #fff;color:#fff;font-weight:700;font-size:15px;
     padding:11px 28px;border-radius:999px;letter-spacing:.4px}
.btn-ghost:hover{background:rgba(255,255,255,.15)}
.burger{display:none;background:none;border:none;font-size:28px;color:var(--green-900);cursor:pointer}

/* ---------- hero ---------- */
.hero{position:relative;min-height:480px;display:flex;align-items:center;overflow:hidden;background:var(--green-900)}
.hero img.bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero .overlay{position:absolute;inset:0;background:linear-gradient(100deg,rgba(16,60,32,.88) 20%,rgba(16,60,32,.55) 55%,rgba(16,60,32,.15) 100%)}
.hero-inner{position:relative;z-index:2;max-width:1200px;margin:0 auto;padding:80px 24px;width:100%}
.kicker{display:inline-block;background:var(--orange);color:#fff;font-size:12px;font-weight:700;
        letter-spacing:2.5px;text-transform:uppercase;padding:8px 18px;border-radius:999px;margin-bottom:22px}
.hero h1{color:#fff;font-size:clamp(32px,5vw,54px);font-weight:800;text-transform:uppercase;
         line-height:1.12;letter-spacing:1px;max-width:780px;margin-bottom:16px}
.hero p{color:#e8f1ea;font-size:18px;max-width:640px;margin-bottom:30px}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap}
.backlink{display:inline-block;margin-bottom:18px;color:#ffd9ad;font-size:14px;font-weight:600;letter-spacing:.5px}
.backlink:hover{color:#fff}

/* ---------- generic sections ---------- */
section.block{padding:80px 24px}
section.block.alt{background:var(--bg-pale)}
.wrap{max-width:1200px;margin:0 auto}
.sec-head{max-width:780px;margin-bottom:44px}
.sec-tag{font-size:12px;font-weight:700;letter-spacing:2.5px;text-transform:uppercase;color:var(--green-500);margin-bottom:12px}
.sec-head h2{font-size:clamp(26px,3.6vw,38px);font-weight:800;text-transform:uppercase;letter-spacing:.8px;
             color:var(--green-900);line-height:1.2;margin-bottom:14px}
.sec-head p{color:var(--muted);font-size:17px}
.center{text-align:center;margin-left:auto;margin-right:auto}

.two{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.two.reverse>.txt{order:2}
.two.reverse>.pic{order:1}
.txt h3{font-size:22px;font-weight:800;text-transform:uppercase;color:var(--green-800);margin-bottom:16px;letter-spacing:.5px}
.txt p{color:var(--muted);margin-bottom:16px;font-size:16.5px}
.checklist{list-style:none;margin:20px 0 28px}
.checklist li{position:relative;padding:9px 0 9px 38px;font-size:16px;color:var(--text)}
.checklist li::before{content:"";position:absolute;left:0;top:9px;width:24px;height:24px;border-radius:50%;
    background:var(--green-500) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E") center/13px no-repeat}
.checklist li b{color:var(--green-800)}
.pic img{border-radius:var(--radius);box-shadow:0 18px 44px rgba(16,60,32,.16);width:100%}
.pic figcaption{font-size:13px;color:var(--muted);margin-top:10px;text-align:center}

/* ---------- product output chips ---------- */
.chips{display:flex;gap:12px;flex-wrap:wrap;margin:18px 0 6px}
.chip{background:var(--green-900);color:#fff;font-size:13px;font-weight:700;letter-spacing:1.6px;
      text-transform:uppercase;padding:10px 20px;border-radius:999px}
.chip.gold{background:#b98a1d}

/* ---------- process steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px}
.step{background:#fff;border:1px solid #e2ece4;border-radius:var(--radius);padding:32px 26px;position:relative;
      box-shadow:0 10px 28px rgba(16,60,32,.08)}
.step .num{width:52px;height:52px;border-radius:50%;background:var(--green-600);color:#fff;font-size:22px;font-weight:800;
      display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.step b{display:block;font-size:17px;text-transform:uppercase;letter-spacing:.6px;color:var(--green-900);margin-bottom:10px}
.step p{font-size:15px;color:var(--muted)}

/* ---------- link cards ---------- */
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px}
.tcard{display:block;background:#fff;border:1px solid #e2ece4;border-radius:var(--radius);overflow:hidden;
       box-shadow:0 10px 28px rgba(16,60,32,.08);transition:transform .15s ease, box-shadow .15s ease}
.tcard:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(16,60,32,.14)}
.tcard img{height:180px;width:100%;object-fit:cover}
.tcard .body{padding:22px 24px}
.tcard .body b{display:block;font-size:16.5px;text-transform:uppercase;letter-spacing:.5px;color:var(--green-900);margin-bottom:8px}
.tcard .body span{font-size:14.5px;color:var(--muted)}
.tcard .body .go{display:inline-block;margin-top:12px;font-size:13.5px;font-weight:700;color:var(--green-500);
       letter-spacing:1px;text-transform:uppercase}
.tcard:hover .body .go{color:var(--orange)}

/* ---------- gallery ---------- */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:44px}
.g-card{background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 8px 24px rgba(16,60,32,.10)}
.g-card img{height:170px;width:100%;object-fit:cover}
.g-card div{padding:14px 16px}
.g-card b{display:block;font-size:14.5px;color:var(--green-900);margin-bottom:2px}
.g-card span{font-size:12.5px;color:var(--muted)}

/* ---------- spec cards / badges ---------- */
.spec-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:24px 0}
.spec{background:#fff;border:1px solid #e2ece4;border-radius:14px;padding:20px 22px}
.spec b{display:block;font-size:30px;font-weight:800;color:var(--green-800);letter-spacing:.3px}
.spec b small{font-size:15px;font-weight:700;color:var(--muted)}
.spec span{font-size:14px;color:var(--muted)}
.footnote{font-size:12.5px;color:#8a9a92;margin-top:6px}
.badges{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:26px 0}
.badge{background:#fff;border:1px solid #e2ece4;border-radius:14px;padding:22px 18px;text-align:center}
.badge .dot{width:54px;height:54px;border-radius:50%;background:var(--green-600);margin:0 auto 12px;
    display:flex;align-items:center;justify-content:center}
.badge .dot svg{width:26px;height:26px;stroke:#fff;fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.badge b{display:block;font-size:14px;text-transform:uppercase;letter-spacing:.6px;color:var(--green-800);margin-bottom:6px}
.badge span{font-size:13.5px;color:var(--muted)}

/* ---------- why / cta / footer ---------- */
.why{background:var(--green-900);color:#fff}
.why h2{color:#fff}
.why .sec-tag{color:#ffd9ad}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:36px}
.why-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:26px 20px;text-align:center}
.why-card b{display:block;font-size:17px;margin-bottom:8px;color:#fff}
.why-card span{font-size:14px;color:#c4d8c9}
.cta{background:linear-gradient(120deg,var(--green-900),var(--green-700));text-align:center;color:#fff}
.cta h2{font-size:clamp(28px,4vw,44px);font-weight:800;text-transform:uppercase;letter-spacing:1px;margin-bottom:14px;color:#fff}
.cta p{color:#d8e7dc;max-width:640px;margin:0 auto 30px;font-size:17px}
.stats{background:var(--green-900);border-top:1px solid rgba(255,255,255,.12)}
.stats-inner{max-width:1200px;margin:0 auto;padding:34px 24px;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{text-align:center;color:#fff}
.stat b{display:block;font-size:clamp(26px,3.4vw,40px);font-weight:800;color:#fff;letter-spacing:.5px}
.stat b em{font-style:normal;color:var(--orange)}
.stat span{font-size:13px;letter-spacing:1.2px;text-transform:uppercase;color:#bcd4c2}
footer{background:var(--green-900);color:#b9cfbf;padding:56px 24px 30px;border-top:1px solid rgba(255,255,255,.1)}
.foot{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:36px}
.foot h4{color:#fff;font-size:15px;text-transform:uppercase;letter-spacing:1.4px;margin-bottom:16px}
.foot p,.foot a{font-size:14.5px;color:#b9cfbf;display:block;margin-bottom:8px}
.foot a:hover{color:#fff}
.copy{max-width:1200px;margin:0 auto;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
      font-size:13px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

@media(max-width:960px){
  .two{grid-template-columns:1fr;gap:30px}
  .two.reverse>.txt{order:1}.two.reverse>.pic{order:2}
  .steps{grid-template-columns:1fr}
  .cards3{grid-template-columns:1fr 1fr}
  .stats-inner{grid-template-columns:repeat(2,1fr)}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .badges{grid-template-columns:1fr 1fr}
  .why-grid{grid-template-columns:repeat(2,1fr)}
  .foot{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
  .nav-links,.nav .btn{display:none}
  .burger{display:block}
  .nav-links.open{display:flex;position:absolute;top:86px;left:0;right:0;background:#fff;
    flex-direction:column;padding:20px 24px;gap:16px;box-shadow:0 12px 24px rgba(16,60,32,.12)}
  .cards3{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr}
  .spec-cards{grid-template-columns:1fr}
  .foot{grid-template-columns:1fr}
}