@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&display=swap");
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:#111;background:#fff}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}

.site-wrap{min-height:100vh;display:flex;flex-direction:column}

/* Header & Nav */
.header-top{background:#000;color:#fff;padding:10px 0;font-size:13px}
.header-top .container{display:flex;justify-content:flex-end;gap:20px;padding-top:0;padding-bottom:0}
.header-top a:hover{text-decoration:underline}

.header-main{background:#fff;padding:20px 0;border-bottom:1px solid #eee}
.header-main .container{display:flex;align-items:center;justify-content:space-between;padding-top:0;padding-bottom:0}
.brand{display:flex;align-items:center;gap:15px}
.brand-logo{height:65px;width:auto}
.brand-text{display:none} /* Hidden as per request to make logo area larger/cleaner */

.nav{display:flex;gap:35px;font-weight:700;text-transform:uppercase;font-size:14px}
.nav a{color:#333;transition:color .2s}
.nav a:hover{color:#cc0000}

/* Dropdown Menu */
.dropdown{position:relative;display:inline-block}
.dropdown-content{display:none;position:absolute;background-color:#fff;min-width:250px;box-shadow:0 8px 16px rgba(0,0,0,0.1);z-index:100;top:100%;left:0;border-top:2px solid #e31e24}
.dropdown:hover .dropdown-content{display:block}
.dropdown-content a{color:#333;padding:12px 16px;text-decoration:none;display:block;font-size:13px;text-transform:none;font-weight:400;border-bottom:1px solid #eee}
.dropdown-content a:hover{background-color:#f9f9f9;color:#e31e24}

/* Breadcrumb */
.breadcrumb{font-size:12px;color:#999;margin-bottom:15px}
.breadcrumb a{color:#999}
.breadcrumb a:hover{color:#333}

.container{width:100%;max-width:1400px;margin:0 auto;padding:20px}
.page-title{font-size:32px;font-weight:700;margin:0 0 15px}

/* Product Grid */
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px}
.card{background:#fff;position:relative;display:flex;flex-direction:column;transition:all .3s ease;padding:15px;border:1px solid transparent;border-radius:12px}
.card:hover{transform:translateY(-8px);border-color:#eee;box-shadow:0 10px 30px rgba(0,0,0,0.05)}
.card-link{position:absolute;top:0;left:0;right:0;bottom:0;z-index:5}

.card-img-wrap{position:relative;width:100%;aspect-ratio:1.2;margin-bottom:20px;background:#fff;display:flex;align-items:center;justify-content:center;overflow:hidden}
.card-img{width:100%;height:100%;object-fit:contain;transition:transform .3s ease}
.card:hover .card-img{transform:scale(1.05)}

.badge-discount{position:absolute;top:10px;left:10px;background:#2ecc71;color:#fff;width:35px;height:35px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;z-index:2}
.badge-shipping{position:absolute;top:10px;right:10px;background:#f39c12;color:#fff;padding:4px 8px;border-radius:20px;font-size:10px;font-weight:700;text-transform:uppercase;z-index:2}

.card-title{font-size:14px;font-weight:400;color:#333;line-height:1.4;margin-bottom:10px;height:40px;overflow:hidden}
.card-price{display:flex;align-items:center;gap:10px;margin-top:auto}
.price-old{color:#999;text-decoration:line-through;font-size:14px}
.price-new{color:#000;font-weight:700;font-size:16px}

/* Product Detail Page */
.product-detail-layout{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:20px}
.detail-image-section{position:relative}
.detail-main-img{width:100%;border:1px solid #eee;border-radius:8px;padding:20px}

.detail-info-section{display:flex;flex-direction:column;gap:15px}
.rating{color:#f1c40f;font-size:14px;display:flex;align-items:center;gap:5px}
.rating-text{color:#999;font-size:12px}

.tech-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:15px 0}
.tech-item{display:flex;align-items:center;gap:12px;padding:12px;border:1px solid #eee;border-radius:8px;background:#fff}
.tech-icon{width:24px;height:24px;background:#f8f9fa;border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:14px}
.tech-content{display:flex;flex-direction:column}
.tech-label{font-size:11px;color:#888}
.tech-value{font-size:13px;font-weight:600}

.montaj-info{border-top:1px dashed #ddd;padding-top:15px;margin-top:10px;font-size:13px;color:#666}
.montaj-title{font-weight:700;color:#333;margin-bottom:5px;display:flex;align-items:center;gap:5px}

.detail-price-section{margin-top:20px;padding:20px 0;border-top:1px solid #eee}
.detail-price-old{color:#999;text-decoration:line-through;font-size:18px;display:block}
.detail-price-new{color:#000;font-weight:700;font-size:24px}

/* Action Row (Simplified for Showcase) */
.action-row{margin-top:30px;display:flex;gap:15px}
.btn-contact{background:#e31e24;color:#fff;padding:15px 45px;border-radius:30px;font-weight:700;border:none;cursor:pointer;flex-grow:0;text-transform:uppercase;font-size:15px;transition:background .3s}
.btn-contact:hover{background:#cc0000}

/* Hero Section Homepage */
.hero-section{
  width:100%;
  min-height: 80vh; /* Better than fixed height for various screens */
  background-image: url('../image/panda.png');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  position: relative;
  display: flex;
  align-items: center;
  padding: 50px;
  margin-bottom: 50px;
}
.hero-overlay{
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.2); /* Slightly darker for better text contrast */
}
.hero-container{
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}
.hero-tabs{
  display: flex;
  flex-wrap: wrap; /* Wrap on smaller screens */
  gap: 15px;
  margin-bottom: 30px;
}
.hero-tab-btn{
  background: rgba(255,255,255,0.9);
  color: #333;
  padding: 12px 25px;
  border-radius: 30px; /* Rounded pill style */
  font-size: 14px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}
.hero-tab-btn:hover, .hero-tab-btn.active{
  background: #e31e24; /* Aiwa red */
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(227, 30, 36, 0.3);
}

.hero-content-box{
  background: rgba(0,0,0,0.7);
  color: #fff;
  padding: 50px;
  border-radius: 20px;
  max-width: 600px;
  backdrop-filter: blur(10px); /* Modern blur effect */
  border: 1px solid rgba(255,255,255,0.1);
}
.hero-content-box h2{
  font-size: 42px;
  margin: 0 0 20px;
  font-weight: 800;
}
.hero-content-box p{
  font-size: 18px;
  line-height: 1.8;
  margin: 0;
  opacity: 0.9;
}

/* Category Page Specifics */
.category-header{
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
}
.sort-dropdown select{
  padding: 8px 15px;
  border-radius: 5px;
  border: 1px solid #ddd;
  font-size: 14px;
}
.pagination{
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 50px;
}
.pagination a{
  width: 35px;
  height: 35px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #eee;
  border-radius: 5px;
  font-size: 14px;
}
.pagination a.active{
  border-color: #333;
  font-weight: 700;
}

/* Features Grid (Updated) */
.features-section{margin-top:60px;padding-top:40px;border-top:1px solid #eee}
.features-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px}
.features-title{font-size:28px;font-weight:700}
.features-filters{display:flex;gap:10px}
.filter-btn{padding:8px 18px;border-radius:20px;font-size:12px;font-weight:600;background:#f5f5f5;color:#666;border:none;cursor:pointer;transition:all .2s}
.filter-btn.active{background:#e31e24;color:#fff}

.feature-card{background:#fff;border:1px solid #eee;border-radius:16px;padding:25px;display:flex;flex-direction:column;gap:15px;transition:all .3s ease}
.feature-card:hover{box-shadow:0 10px 30px rgba(0,0,0,0.05);border-color:#ddd}
.feature-icon-box{width:45px;height:45px;background:#e31e24;border-radius:8px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:22px}
.feature-content h4{margin:0;font-size:16px;font-weight:700;color:#000;line-height:1.4}
.feature-content p{margin:10px 0 0;font-size:13px;color:#666;line-height:1.6}
.feature-badge{align-self:flex-start;padding:4px 12px;border-radius:12px;font-size:11px;font-weight:600;background:#f0f4ff;color:#4a6cf7}

.social-btn img { filter: brightness(0) invert(1); }

.features-list-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.feature-card{background:#fff;border:1px solid #eee;border-radius:16px;padding:25px;display:flex;flex-direction:column;gap:15px;transition:all .3s ease}
.feature-card:hover{box-shadow:0 10px 30px rgba(0,0,0,0.05);border-color:#ddd}
.feature-icon-box{width:45px;height:45px;background:#e31e24;border-radius:8px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:22px}
.feature-content h4{margin:0;font-size:16px;font-weight:700;color:#000;line-height:1.4}
.feature-content p{margin:10px 0 0;font-size:13px;color:#666;line-height:1.6}
.feature-badge{align-self:flex-start;padding:4px 12px;border-radius:12px;font-size:11px;font-weight:600;background:#f0f4ff;color:#4a6cf7}

/* Footer (Updated) */
.footer{margin-top:auto;background:#000;color:#fff;padding:0}
.footer-top-bar{padding:50px 0;border-bottom:1px solid #222}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:40px}
.footer-col h4{font-size:15px;font-weight:700;margin:0 0 20px;color:#fff;text-transform:uppercase;letter-spacing:0.5px}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col ul li{margin-bottom:12px}
.footer-col ul li a{color:#999;font-size:13px;transition:color .2s}
.footer-col ul li a:hover{color:#fff}

.social-links{display:flex;gap:12px;margin-top:15px}
.social-btn{
  width:36px;
  height:36px;
  background:#fff; /* White background for icons */
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  transition:all 0.3s ease;
  overflow:hidden;
  border: 1px solid #eee;
}
.social-btn img{
  width:100%;
  height:100%;
  object-fit: cover; /* Cover for instagram.jpg if it's square */
}
.social-btn:hover{
  transform: translateY(-4px);
  box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

/* Feature Filtering */
.feature-card.hidden{display:none}

.features-list-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}

.filter-btn.active{background:#e31e24;color:#fff}

.footer-bottom{padding:25px 0;text-align:center;font-size:14px;color:#fff;font-weight:400}

@media (max-width:960px){
  .grid{grid-template-columns:repeat(2,1fr)}
  .product-detail-layout{grid-template-columns:1fr}
}
@media (max-width:640px){
  .grid{grid-template-columns:1fr}
  .header-main .container{flex-direction:column;gap:15px}
}