:root{
  --g:#16a34a;
  --g2:#15803d;
  --bg:#f7faf8;
  --card:#ffffff;
  --text:#0f172a;
  --muted:#64748b;
  --line:#e5e7eb;
  --shadow: 0 10px 30px rgba(0,0,0,.06);
  --r:16px;
}

*{box-sizing:border-box}
body{margin:0;font-family:Arial, sans-serif;background:var(--bg);color:var(--text)}
a{text-decoration:none;color:inherit}
.container{max-width:1200px;margin:0 auto;padding:14px}

.nav{
  position:sticky;top:0;z-index:999;
  background:linear-gradient(90deg,var(--g2),var(--g));
  box-shadow:var(--shadow);
}
.navin{display:flex;align-items:center;gap:12px;justify-content:space-between;padding:12px 14px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800}
.brand .logo{
  width:40px;height:40px;border-radius:14px;
  background:rgba(255,255,255,.18);
  display:flex;align-items:center;justify-content:center;
}
.search{flex:1;max-width:560px;display:flex;gap:8px}
.search input{width:100%;padding:12px;border:0;border-radius:14px;outline:none}
.search button{padding:12px 14px;border:0;border-radius:14px;background:#0b3d1f;color:#fff;font-weight:800;cursor:pointer}
.actions{display:flex;gap:10px;align-items:center}
.btn{
  background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.22);
  color:#fff;padding:10px 12px;border-radius:14px;
  display:inline-flex;align-items:center;gap:8px;justify-content:center;
}
.badge{
  min-width:22px;height:22px;border-radius:999px;
  background:#fff;color:var(--g2);font-weight:900;
  display:inline-flex;align-items:center;justify-content:center;padding:0 7px;
}

.hero{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r);box-shadow:var(--shadow);
  padding:16px;margin:14px 0;
  display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap;
}
.hero h1{margin:0;font-size:20px}
.hero p{margin:6px 0 0;color:var(--muted)}
.hero .cta{display:flex;gap:10px;flex-wrap:wrap}
.hero .cta a{padding:10px 14px;border-radius:14px;font-weight:800}
.hero .cta .primary{background:var(--g);color:#fff}
.hero .cta .ghost{background:#fff;border:1px solid var(--line)}

.grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:12px;
}
.card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r);box-shadow:var(--shadow);
  overflow:hidden;
}
.card .img{
  height:180px;background:#fff;display:flex;align-items:center;justify-content:center;
  border-bottom:1px solid var(--line);
}
.card .img img{max-width:100%;max-height:100%;object-fit:contain}
.card .body{padding:12px}
.card .title{font-weight:800;font-size:14px;line-height:1.4;margin:0 0 8px}
.price{display:flex;gap:8px;align-items:baseline}
.price .p{font-weight:900}
.price .cut{color:var(--muted);text-decoration:line-through;font-size:12px}
.card .actions{padding:12px;border-top:1px solid var(--line);display:flex;gap:8px}
.green{
  background:var(--g);color:#fff;border:0;border-radius:14px;
  padding:10px 12px;font-weight:900;cursor:pointer;width:100%;
}
.gray{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:10px 12px;font-weight:900;cursor:pointer;width:100%;
}

.row{display:flex;gap:12px;align-items:flex-start}
.col{flex:1}
.side{width:340px}
.box{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r);box-shadow:var(--shadow);padding:14px;
}
.cart-item{display:flex;gap:10px;border-bottom:1px solid var(--line);padding:12px 0}
.cart-item:last-child{border-bottom:0}
.cart-item img{width:90px;height:90px;object-fit:contain;border:1px solid var(--line);border-radius:12px;background:#fff}
.cart-meta{flex:1}
.small{color:var(--muted);font-size:12px}
.qty{display:flex;gap:8px;align-items:center;margin-top:8px}
.qty input{width:60px;padding:8px;border:1px solid var(--line);border-radius:12px;text-align:center}

.footer{padding:18px 0;color:var(--muted);text-align:center}

/* ===== MOBILE ===== */
@media (max-width: 900px){
  .grid{grid-template-columns:repeat(2,1fr)}
  .row{flex-direction:column}
  .side{width:100%}
}
@media (max-width: 768px){
  .navin{flex-direction:column;align-items:stretch}
  .search{max-width:100%;width:100%}
  .actions{width:100%}
  .btn{flex:1}
}
@media (max-width: 520px){
  .grid{grid-template-columns:1fr}
  .card .img{height:200px}
}