:root{--green:#0f6b3a;--dark:#123d2a;--light:#eef6f0;--text:#22332a;--muted:#5d6e64;--radius:14px}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font-family:Poppins,system-ui,sans-serif;color:var(--text);background:#fff;line-height:1.6}
img{max-width:100%;display:block}
a{color:var(--green)}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}

/* header */
.top{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(6px);box-shadow:0 1px 10px rgba(0,0,0,.06)}
.bar{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand img{height:46px;width:auto}
.menu{display:flex;gap:28px}
.menu a{text-decoration:none;color:var(--dark);font-weight:500}
.menu a:hover{color:var(--green)}
.burger{display:none;background:none;border:0;font-size:28px;color:var(--dark);cursor:pointer}

/* hero */
.hero{background:linear-gradient(135deg,var(--dark),#1b5e3b);color:#fff;padding:70px 0}
.hero-in{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center}
.eyebrow{text-transform:uppercase;letter-spacing:.15em;font-size:.8rem;opacity:.8}
.hero h1{font-size:clamp(2rem,4vw,3rem);line-height:1.15;margin:10px 0 16px}
.lead{opacity:.9;max-width:520px}
.cta{display:flex;gap:12px;margin-top:26px;flex-wrap:wrap}
.btn{background:#fff;color:var(--dark);padding:12px 24px;border-radius:40px;text-decoration:none;font-weight:600}
.btn.ghost{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.7)}
.hero-img{border-radius:var(--radius);box-shadow:0 20px 40px rgba(0,0,0,.3)}

/* about */
.about{padding:60px 20px;text-align:center}
.about-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:28px}
.stat{background:var(--light);border-radius:var(--radius);padding:24px}
.stat b{display:block;font-size:2.2rem;color:var(--green)}
.stat span{color:var(--muted)}
.about>p{max-width:760px;margin:0 auto;color:var(--muted)}

/* products */
.products{background:#f7faf8;padding:60px 0}
.title{text-align:center;font-size:2rem;color:var(--dark);margin-bottom:30px}
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:12px;margin-bottom:34px}
.tile{position:relative;border-radius:12px;overflow:hidden;aspect-ratio:1;text-decoration:none}
.tile img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.tile:hover img{transform:scale(1.08)}
.tile span{position:absolute;inset:auto 0 0 0;padding:8px 10px;color:#fff;font-weight:600;font-size:.9rem;background:linear-gradient(transparent,rgba(0,0,0,.7))}
.filter{display:flex;justify-content:center;margin-bottom:14px}
.filter input{width:100%;max-width:520px;padding:12px 18px;border:1px solid #cfdcd4;border-radius:40px;font:inherit}
.chips{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:30px}
.chip{padding:6px 14px;border-radius:30px;background:#fff;border:1px solid #d5e3da;text-decoration:none;font-size:.85rem;color:var(--dark)}
.chip:hover{background:var(--green);color:#fff}

.cat{margin-bottom:50px}
.cat-head{position:relative;overflow:hidden;border-radius:var(--radius);margin-bottom:22px;min-height:270px;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 20px 20px 34px;background:var(--dark)}
.cat-bg{position:absolute;inset:-30px;background-size:cover;background-position:center;filter:blur(22px) brightness(.75);transform:scale(1.1)}
.cat-head::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,rgba(18,61,42,.92) 0%,rgba(18,61,42,.55) 45%,rgba(18,61,42,.15) 100%)}
.cat-text{position:relative;z-index:2;color:#fff}
.cat-head h2{font-size:2.3rem;text-transform:uppercase;letter-spacing:.05em;line-height:1.1}
.cat-head p{opacity:.85;margin-top:6px}
.cat-photo{position:relative;z-index:2;height:230px;width:auto;max-width:45%;object-fit:contain;border-radius:12px;box-shadow:0 10px 30px rgba(0,0,0,.35)}
@media (max-width:600px){.cat-head{flex-direction:column;align-items:flex-start;padding:22px}.cat-photo{max-width:100%;width:100%;height:auto;aspect-ratio:1;object-fit:cover}}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px}
.card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:0 4px 18px rgba(0,0,0,.06);display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s}
.card:hover{transform:translateY(-4px);box-shadow:0 10px 28px rgba(0,0,0,.1)}
.card-img{position:relative;aspect-ratio:4/3;background:#fff}
.card-img img{width:100%;height:100%;object-fit:contain;padding:10px}
.tag{position:absolute;top:12px;left:12px;background:var(--green);color:#fff;font-size:.72rem;padding:3px 10px;border-radius:20px}
.card-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card h3{font-size:1.15rem;color:var(--dark);text-transform:uppercase}
.card h3 span{color:var(--green)}
.card p{font-size:.9rem;color:var(--muted)}
.specs{margin-top:auto;display:grid;gap:6px}
.spec{display:grid;grid-template-columns:120px 1fr;gap:8px;font-size:.82rem;padding:7px 10px;background:var(--light);border-radius:8px}
.spec dt{font-weight:600;color:var(--green)}
.empty{text-align:center;color:var(--muted)}

/* footer */
.foot{background:var(--dark);color:#d8e6dd;padding:50px 0 20px}
.foot-in{display:flex;gap:50px;align-items:center;flex-wrap:wrap}
.foot-logo{height:80px;width:auto}
.foot h3{color:#fff;margin-bottom:8px}
.foot a{color:#9fe0b5}
.copy{text-align:center;font-size:.8rem;opacity:.6;margin-top:36px}
.totop{position:fixed;right:18px;bottom:18px;background:var(--green);color:#fff;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;text-decoration:none;font-size:20px;box-shadow:0 4px 12px rgba(0,0,0,.2)}

@media (max-width:820px){
  .hero-in{grid-template-columns:1fr}
  .burger{display:block}
  .menu{display:none;position:absolute;top:70px;left:0;right:0;background:#fff;flex-direction:column;gap:0;box-shadow:0 8px 16px rgba(0,0,0,.08)}
  .menu a{padding:14px 20px;border-top:1px solid #eee}
  .menu-open .menu{display:flex}
  .about-grid{grid-template-columns:1fr}
  .chips{position:static}
  .grid{grid-template-columns:1fr}
}

/* single-category view */
.tiles{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:16px}
.tile span{font-size:1rem;padding:12px}
.cat{display:none}
.cat.show{display:block}
.viewbar{display:flex;flex-direction:column;align-items:center;gap:16px;margin-bottom:26px}
.viewbar[hidden]{display:none}
.viewbar .chips{margin:0}
.back{display:inline-flex;align-items:center;gap:6px;background:var(--green);color:#fff;text-decoration:none;font-weight:600;padding:10px 22px;border-radius:40px;box-shadow:0 4px 12px rgba(15,107,58,.25)}
.back:hover{background:var(--dark)}
.chip.active{background:var(--green);color:#fff;border-color:var(--green)}
.back-bottom{text-align:center;margin-top:10px}
[hidden]{display:none!important}