/* Simple Flipkart-like UI - Beginner friendly */
/* Reset */
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; background: #f1f3f6; color: #222; }
a { text-decoration: none; color: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 16px; }

/* Topbar */
.topbar { background: #2874f0; color: #fff; position: sticky; top: 0; z-index: 50; }
.topbar-inner { display: flex; align-items: center; gap: 16px; padding: 12px 0; }
.logo { font-weight: 800; font-size: 22px; letter-spacing: 0.5px; }
.logo-f { color: #fff; }
.logo-k { color: #ffeb3b; }

.search-wrap { flex: 1; position: relative; display: flex; gap: 8px; }
.search-wrap input { flex: 1; padding: 10px 12px; border-radius: 4px; border: none; outline: none; }
.search-wrap button { padding: 10px 14px; background: #ffe500; border: none; border-radius: 4px; cursor: pointer; }
.suggestions { position: absolute; top: 42px; left: 0; right: 56px; background: #fff; border: 1px solid #eee; border-radius: 6px; list-style: none; display: none; max-height: 240px; overflow: auto; }
.suggestions li { padding: 10px 12px; cursor: pointer; }
.suggestions li:hover { background: #f6f7fb; }

.quick-actions { display: flex; align-items: center; gap: 16px; }
.btn.ghost { background: #fff; color: #2874f0; border: none; padding: 8px 14px; border-radius: 4px; cursor: pointer; font-weight: 600; }
.link { opacity: 0.95; }
.link.cart { display: inline-flex; align-items: center; gap: 6px; }

/* Categories */
.categories { background: #fff; border-bottom: 1px solid #e6e8ed; }
.cats-grid { display: grid; grid-template-columns: repeat(9, minmax(80px,1fr)); gap: 8px; padding: 12px 0; }
.cat { display: grid; place-items: center; gap: 6px; padding: 8px; border-radius: 8px; }
.cat img { width: 48px; height: 48px; object-fit: contain; }
.cat span { font-size: 12px; color: #555; }
.cat:hover { background: #f7f9ff; }

/* Hero */
.hero .carousel { position: relative; overflow: hidden; border-radius: 12px; }
.slides { display: flex; transition: transform .4s ease; }
.slides img { width: 100%; height: 280px; object-fit: cover; flex: 0 0 100%; display: block; }
.arrow { position: absolute; top: 50%; transform: translateY(-50%); background: rgba(255,255,255,0.9); border: none; width: 36px; height: 36px; border-radius: 18px; cursor: pointer; }
.arrow.left { left: 10px; }
.arrow.right { right: 10px; }

/* Sections */
.section-card { margin: 18px 0; background: #fff; border-radius: 12px; box-shadow: 0 1px 2px rgba(0,0,0,0.05); }
.section-head { display: flex; align-items: center; justify-content: space-between; padding: 14px 16px; border-bottom: 1px solid #f0f2f5; }
.section-head h2 { font-size: 18px; }
.section-head .link { color: #2874f0; font-weight: 600; }

.product-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; padding: 16px; }
.card { border: 1px solid #eef0f5; border-radius: 10px; padding: 12px; display: grid; gap: 8px; transition: transform .15s ease; background: #fff; }
.card:hover { transform: translateY(-3px); }
.card img { width: 100%; height: 140px; object-fit: contain; }
.card .title { font-size: 14px; min-height: 36px; color: #333; }
.card .price { font-size: 16px; font-weight: 700; }
.card .subtitle { font-size: 12px; color: #4caf50; }

/* Footer */
.footer { background: #0d1b2a; color: #c9d6df; margin-top: 24px; }
.footer-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; padding: 24px 16px; }
.footer-grid h4 { color: #fff; font-size: 13px; margin-bottom: 10px; }
.footer-grid a { display: block; color: #c9d6df; opacity: 0.9; margin: 6px 0; font-size: 13px; }
.subfooter { background: #09131e; font-size: 12px; text-align: center; padding: 12px; color: #9fb3c8; }

/* Responsive */
@media (max-width: 1000px) {
  .product-grid { grid-template-columns: repeat(4, 1fr); }
  .cats-grid { grid-template-columns: repeat(6, minmax(80px,1fr)); }
}
@media (max-width: 720px) {
  .topbar-inner { flex-wrap: wrap; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .slides img { height: 200px; }
  .cats-grid { grid-template-columns: repeat(4, minmax(80px,1fr)); }
}
@media (max-width: 420px) {
  .search-wrap button { display: none; }
  .product-grid { grid-template-columns: 1fr; }
}