@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --primary:#1B6EF3; --primary-dark:#1558CC; --primary-light:#EBF2FF;
  --accent:#FFB800; --accent-dark:#E6A500;
  --dark:#1A1A2E; --medium:#4A4A6A; --light:#8890A0;
  --white:#fff; --bg:#F8F9FC; --border:#E8ECF0;
  --shadow:0 4px 20px rgba(27,110,243,.08);
  --shadow-md:0 8px 40px rgba(27,110,243,.13);
  --radius:12px; --radius-sm:8px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',sans-serif;color:var(--dark);background:var(--white);line-height:1.6}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
ul{list-style:none}

/* ── Utility ─────────────────────────────── */
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:8px;font-weight:600;font-size:.9rem;cursor:pointer;border:none;transition:all .25s}
.btn-primary{background:var(--primary);color:#fff} .btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 6px 20px rgba(27,110,243,.35)}
.btn-outline{background:transparent;color:var(--primary);border:2px solid var(--primary)} .btn-outline:hover{background:var(--primary);color:#fff}
.btn-sm{padding:8px 16px;font-size:.82rem}
.badge{background:var(--primary);color:#fff;border-radius:50%;width:20px;height:20px;display:flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:700}
.section{padding:70px 0}
.section-light{background:var(--bg)}
.section-title{text-align:center;font-size:1.7rem;font-weight:700;margin-bottom:10px}
.section-sub{text-align:center;color:var(--light);margin-bottom:40px}
.alert{padding:12px 18px;border-radius:var(--radius-sm);margin:16px 0;display:flex;align-items:center;gap:10px;font-size:.9rem}
.alert-success{background:#d4edda;color:#155724;border:1px solid #c3e6cb}
.alert-danger{background:#f8d7da;color:#721c24;border:1px solid #f5c6cb}
.alert-warning{background:#fff3cd;color:#856404;border:1px solid #ffeeba}

/* ── Navbar ──────────────────────────────── */
.navbar{position:sticky;top:0;z-index:1000;background:#fff;border-bottom:1px solid var(--border);box-shadow:0 2px 10px rgba(0,0,0,.06)}
.navbar .container{display:flex;align-items:center;height:70px;gap:32px}
.nav-logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-logo .logo-text{font-size:1.5rem;font-weight:900;color:var(--dark);line-height:1}
.nav-logo .logo-sub{font-size:.65rem;font-weight:700;color:var(--accent);background:var(--dark);padding:1px 6px;border-radius:3px;letter-spacing:.5px}
.nav-logo i{font-size:1.6rem;color:var(--primary)}
.nav-links{display:flex;align-items:center;gap:28px;flex:1;justify-content:center}
.nav-links a{font-size:.9rem;font-weight:500;color:var(--medium);transition:color .2s;position:relative;padding-bottom:4px}
.nav-links a:hover,.nav-links a.active{color:var(--primary)}
.nav-links a.active::after{content:'';position:absolute;bottom:0;left:0;width:100%;height:2px;background:var(--primary);border-radius:2px}
.nav-icons{display:flex;align-items:center;gap:18px;flex-shrink:0}
.nav-icon{position:relative;cursor:pointer;color:var(--medium);font-size:1.1rem;transition:color .2s}
.nav-icon:hover{color:var(--primary)}
.nav-icon .badge{position:absolute;top:-8px;right:-8px}
.nav-toggle{display:none;font-size:1.3rem;cursor:pointer}
.mobile-search{display:none}

/* ── Hero ────────────────────────────────── */
.hero{background:#fafbfe;min-height:560px;display:flex;align-items:center;overflow:hidden;position:relative}
.hero::after{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 75% 50%, rgba(27,110,243,0.06) 0%, transparent 60%);pointer-events:none}
.hero .container{display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:40px;width:100%;position:relative;z-index:1}
.hero-content h1{font-size:4.5rem;font-weight:700;line-height:1.1;margin-bottom:18px;color:#18191f;letter-spacing:-1.5px}
.hero-content h1 span{color:var(--primary)}
.hero-content p{color:#4a4a6a;margin-bottom:34px;font-size:1.1rem;max-width:440px;line-height:1.6}
.hero-img{display:flex;justify-content:center;align-items:center;position:relative}
.hero-img::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 150%;
  height: 200px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1000 200' preserveAspectRatio='none'%3E%3Cpath d='M0,100 C150,100 150,50 250,50 C350,50 350,150 450,150 C550,150 550,20 650,20 C750,20 750,180 850,180 C950,180 950,100 1000,100' fill='none' stroke='%231b6ef3' stroke-width='2' stroke-linecap='round' opacity='0.15'/%3E%3Cpath d='M0,100 C100,100 100,70 200,70 C300,70 300,130 400,130 C500,130 500,40 600,40 C700,40 700,160 800,160 C900,160 900,100 1000,100' fill='none' stroke='%231b6ef3' stroke-width='1.5' stroke-linecap='round' opacity='0.25'/%3E%3Cpath d='M0,100 C200,100 200,30 300,30 C400,30 400,170 500,170 C600,170 600,10 700,10 C800,10 800,140 900,140 C1000,140 1000,100 1000,100' fill='none' stroke='%231b6ef3' stroke-width='1' stroke-linecap='round' opacity='0.1'/%3E%3C/svg%3E");
  background-size: 100% 100%;
  z-index: -1;
  filter: blur(1px);
}
.hero-img img{max-height:480px;width:auto;filter:drop-shadow(0 25px 45px rgba(0,0,0,0.12));animation:float 4s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-15px)}}
.trust-bar{background:#fff;border-top:1px solid var(--border)}
.trust-bar .container{display:flex;justify-content:center;gap:60px;padding:22px 20px}
.trust-item{display:flex;align-items:center;gap:12px}
.trust-item i{font-size:1.5rem;color:var(--primary)}
.trust-item strong{font-size:.9rem;display:block}
.trust-item span{font-size:.78rem;color:var(--light)}

/* ── Categories ──────────────────────────── */
.cat-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.cat-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px 20px;text-align:center;transition:all .25s;cursor:pointer}
.cat-card:hover{border-color:var(--primary);box-shadow:var(--shadow-md);transform:translateY(-4px)}
.cat-icon{width:64px;height:64px;background:var(--primary-light);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 14px;transition:all .25s}
.cat-card:hover .cat-icon{background:var(--primary)}
.cat-icon i{font-size:1.6rem;color:var(--primary);transition:color .25s}
.cat-card:hover .cat-icon i{color:#fff}
.cat-card h3{font-size:.95rem;font-weight:600;margin-bottom:6px}
.cat-card a{font-size:.8rem;color:var(--primary);font-weight:500}

/* ── Products ────────────────────────────── */
.section-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px}
.section-head h2{font-size:1.5rem;font-weight:700}
.section-head a{color:var(--primary);font-size:.9rem;font-weight:500;display:flex;align-items:center;gap:5px}
.products-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.product-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:all .25s}
.product-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}
.product-img{position:relative;padding:20px;background:#f8f9fc;display:flex;justify-content:center;align-items:center;min-height:200px}
.product-img img{height:160px;width:100%;object-fit:contain;transition:transform .3s}
.product-card:hover .product-img img{transform:scale(1.06)}
.wish-btn{position:absolute;top:12px;right:12px;width:34px;height:34px;background:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;border:1px solid var(--border);cursor:pointer;transition:all .2s;color:var(--light)}
.wish-btn:hover,.wish-btn.active{color:#e74c3c;border-color:#e74c3c}
.discount-badge{position:absolute;top:12px;left:12px;background:#e74c3c;color:#fff;font-size:.72rem;font-weight:700;padding:3px 8px;border-radius:20px}
.product-info{padding:16px}
.product-info .cat-label{font-size:.75rem;color:var(--light);margin-bottom:4px}
.product-info h3{font-size:.95rem;font-weight:600;margin-bottom:8px;line-height:1.3}
.price-row{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.price{font-size:1.1rem;font-weight:700;color:var(--primary)}
.old-price{font-size:.85rem;color:var(--light);text-decoration:line-through}
.rating-row{display:flex;align-items:center;gap:8px;margin-bottom:14px}
.stars i{font-size:.8rem;color:var(--accent)}
.rating-count{font-size:.78rem;color:var(--light)}
.add-to-cart{width:100%;padding:10px;border:1.5px solid var(--border);background:transparent;color:var(--dark);border-radius:var(--radius-sm);font-weight:600;font-size:.85rem;cursor:pointer;transition:all .25s;display:flex;align-items:center;justify-content:center;gap:8px}
.add-to-cart:hover{border-color:var(--primary);color:var(--primary)}

/* ── Features bar ────────────────────────── */
.features-bar{background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.features-bar .container{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.feature-item{display:flex;align-items:center;gap:14px;padding:24px 20px;border-right:1px solid var(--border)}
.feature-item:last-child{border-right:none}
.feature-icon{width:46px;height:46px;border-radius:50%;background:var(--primary-light);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.feature-icon i{color:var(--primary);font-size:1.1rem}
.feature-item strong{font-size:.9rem;display:block}
.feature-item span{font-size:.78rem;color:var(--light)}

/* ── Newsletter ──────────────────────────── */
.newsletter{background:var(--bg)}
.newsletter-inner{background:#fff;border-radius:var(--radius);padding:40px;display:flex;align-items:center;gap:24px;box-shadow:var(--shadow)}
.newsletter-icon{width:60px;height:60px;background:var(--primary);border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.newsletter-icon i{color:#fff;font-size:1.4rem}
.newsletter-text{flex:1}
.newsletter-text h3{font-size:1.2rem;font-weight:700}
.newsletter-text p{color:var(--light);font-size:.88rem}
.newsletter-form{display:flex;gap:10px;flex-shrink:0}
.newsletter-form input{padding:11px 18px;border:1.5px solid var(--border);border-radius:8px;font-size:.9rem;width:240px;outline:none}
.newsletter-form input:focus{border-color:var(--primary)}

/* ── Footer ──────────────────────────────── */
footer{background:var(--dark);color:#c8cde4;padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:40px;margin-bottom:40px}
.footer-brand p{font-size:.85rem;line-height:1.7;margin-top:12px;color:#8890a0}
.footer-logo .logo-text{color:#fff}
.footer-logo .logo-sub{color:var(--accent)}
.footer-col h4{color:#fff;font-size:.95rem;font-weight:600;margin-bottom:18px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:.85rem;color:#8890a0;transition:color .2s}
.footer-col ul li a:hover{color:var(--primary)}
.social-icons{display:flex;gap:12px;margin-top:4px}
.social-icon{width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:.95rem;transition:all .2s}
.social-icon.fb{background:#1877f2} .social-icon.ig{background:linear-gradient(45deg,#f09433,#e6683c,#dc2743,#cc2366,#bc1888)}
.social-icon.yt{background:#ff0000} .social-icon.tt{background:#000}
.social-icon:hover{transform:translateY(-3px);opacity:.85}
.social-icon i{color:#fff}
.contact-list li{display:flex;align-items:center;gap:10px;font-size:.85rem;color:#8890a0;margin-bottom:10px}
.contact-list i{color:var(--primary);width:16px}
.footer-bottom{border-top:1px solid #2a2d45;padding:18px 0;text-align:center;font-size:.82rem;color:#5c6280}

/* ── Shop page ───────────────────────────── */
.shop-layout{display:grid;grid-template-columns:260px 1fr;gap:28px;padding:40px 0}
.sidebar{background:#fff;border-radius:var(--radius);padding:24px;border:1px solid var(--border);height:fit-content}
.sidebar h3{font-size:1rem;font-weight:700;margin-bottom:16px;padding-bottom:10px;border-bottom:1px solid var(--border)}
.filter-group{margin-bottom:24px}
.filter-group h4{font-size:.88rem;font-weight:600;margin-bottom:12px;color:var(--medium)}
.filter-group label{display:flex;align-items:center;gap:10px;font-size:.86rem;color:var(--medium);cursor:pointer;margin-bottom:8px}
.filter-group input[type=checkbox]{accent-color:var(--primary);width:15px;height:15px}
.price-range{display:flex;flex-direction:column;gap:10px}
.price-range input[type=range]{accent-color:var(--primary);width:100%}
.price-inputs{display:flex;gap:8px}
.price-inputs input{flex:1;padding:7px 10px;border:1.5px solid var(--border);border-radius:6px;font-size:.82rem;text-align:center}
.shop-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;flex-wrap:wrap;gap:12px}
.shop-header select{padding:9px 14px;border:1.5px solid var(--border);border-radius:8px;font-size:.88rem;outline:none;background:#fff}
.products-grid-3{grid-template-columns:repeat(3,1fr)}
.pagination{display:flex;justify-content:center;gap:8px;padding:30px 0}
.page-btn{width:38px;height:38px;border-radius:8px;display:flex;align-items:center;justify-content:center;border:1.5px solid var(--border);background:#fff;cursor:pointer;font-size:.88rem;font-weight:500;transition:all .2s}
.page-btn:hover,.page-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}

/* ── Product detail ──────────────────────── */
.product-detail{padding:40px 0}
.product-detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start}
.product-gallery .main-img{border:1px solid var(--border);border-radius:var(--radius);padding:30px;text-align:center;background:#f8f9fc;margin-bottom:14px}
.product-gallery .main-img img{max-height:320px;width:100%;object-fit:contain}
.thumb-row{display:flex;gap:10px}
.thumb{border:2px solid var(--border);border-radius:8px;padding:8px;cursor:pointer;transition:border-color .2s;flex:1}
.thumb:hover,.thumb.active{border-color:var(--primary)}
.thumb img{height:60px;width:100%;object-fit:contain}
.product-detail-info h1{font-size:1.6rem;font-weight:800;margin-bottom:8px}
.detail-rating{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.detail-price{font-size:2rem;font-weight:800;color:var(--primary);margin-bottom:6px}
.detail-old-price{font-size:1rem;color:var(--light);text-decoration:line-through}
.detail-desc{color:var(--medium);font-size:.92rem;line-height:1.75;margin:20px 0}
.qty-row{display:flex;align-items:center;gap:12px;margin-bottom:20px}
.qty-control{display:flex;align-items:center;border:1.5px solid var(--border);border-radius:8px;overflow:hidden}
.qty-control button{width:36px;height:40px;border:none;background:#f8f9fc;font-size:1.1rem;cursor:pointer}
.qty-control span{width:48px;text-align:center;font-weight:600}
.detail-btns{display:flex;gap:12px}
.in-stock{color:#27ae60;font-size:.88rem;font-weight:500}
.out-stock{color:#e74c3c;font-size:.88rem;font-weight:500}

/* ── Cart ────────────────────────────────── */
.cart-layout{display:grid;grid-template-columns:1fr 360px;gap:28px;padding:40px 0}
.cart-table{background:#fff;border-radius:var(--radius);border:1px solid var(--border);overflow:hidden}
.cart-table table{width:100%;border-collapse:collapse}
.cart-table th{background:var(--bg);padding:14px 18px;text-align:left;font-size:.85rem;font-weight:600;color:var(--medium)}
.cart-table td{padding:16px 18px;border-top:1px solid var(--border);vertical-align:middle}
.cart-product{display:flex;align-items:center;gap:14px}
.cart-product img{width:70px;height:70px;object-fit:contain;border-radius:8px;background:#f8f9fc;padding:6px}
.cart-product-name{font-size:.9rem;font-weight:500}
.cart-product-cat{font-size:.78rem;color:var(--light)}
.cart-summary{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;height:fit-content}
.cart-summary h3{font-size:1.1rem;font-weight:700;margin-bottom:20px}
.summary-row{display:flex;justify-content:space-between;font-size:.9rem;margin-bottom:12px}
.summary-row.total{border-top:1px solid var(--border);padding-top:14px;margin-top:4px;font-weight:700;font-size:1.05rem}
.summary-row .price{color:var(--primary)}
.remove-btn{background:none;border:none;cursor:pointer;color:#e74c3c;font-size:1rem}

/* ── Checkout ────────────────────────────── */
.checkout-layout{display:grid;grid-template-columns:1fr 360px;gap:28px;padding:40px 0}
.checkout-form{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px}
.checkout-form h3{font-size:1.1rem;font-weight:700;margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid var(--border)}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-size:.86rem;font-weight:500;margin-bottom:6px;color:var(--medium)}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:11px 14px;border:1.5px solid var(--border);border-radius:8px;font-size:.9rem;font-family:inherit;outline:none;transition:border-color .2s}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{border-color:var(--primary)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.payment-options{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:8px}
.payment-option{border:2px solid var(--border);border-radius:10px;padding:14px;text-align:center;cursor:pointer;transition:all .2s}
.payment-option input{display:none}
.payment-option.selected,.payment-option:has(input:checked){border-color:var(--primary);background:var(--primary-light)}
.payment-option i{font-size:1.5rem;display:block;margin-bottom:6px}
.payment-option i.cod{color:#27ae60} .payment-option i.bkash{color:#e2136e} .payment-option i.nagad{color:#f7941d}
.payment-option span{font-size:.8rem;font-weight:600}

/* ── Auth ────────────────────────────────── */
.auth-page{min-height:100vh;background:var(--bg);display:flex;align-items:center;justify-content:center;padding:40px 20px}
.auth-card{background:#fff;border-radius:16px;box-shadow:var(--shadow-md);padding:40px;width:100%;max-width:460px}
.auth-logo{text-align:center;margin-bottom:28px}
.auth-card h2{font-size:1.4rem;font-weight:800;margin-bottom:6px}
.auth-card p{color:var(--light);font-size:.88rem;margin-bottom:24px}
.auth-links{text-align:center;margin-top:20px;font-size:.88rem;color:var(--medium)}
.auth-links a{color:var(--primary);font-weight:600}

/* ── Orders ──────────────────────────────── */
.orders-table{background:#fff;border-radius:var(--radius);border:1px solid var(--border);overflow:hidden;margin-top:24px}
.orders-table table{width:100%;border-collapse:collapse}
.orders-table th{background:var(--bg);padding:14px 18px;font-size:.85rem;font-weight:600;color:var(--medium);text-align:left}
.orders-table td{padding:14px 18px;border-top:1px solid var(--border);font-size:.88rem}
.status-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:20px;font-size:.75rem;font-weight:600}
.status-pending{background:#fff3cd;color:#856404} .status-processing{background:#cce5ff;color:#004085}
.status-shipped{background:#d4edda;color:#155724} .status-delivered{background:#d1ecf1;color:#0c5460}
.status-cancelled{background:#f8d7da;color:#721c24}

/* ── Page header ─────────────────────────── */
.page-header{background:linear-gradient(135deg,var(--primary-light),#f0f4ff);padding:30px 0;margin-bottom:0}
.page-header h1{font-size:1.6rem;font-weight:800}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:.85rem;color:var(--light);margin-top:6px}
.breadcrumb a{color:var(--primary)} .breadcrumb i{font-size:.6rem}

/* ── Toast ───────────────────────────────── */
.toast-container{position:fixed;bottom:24px;right:24px;z-index:9999;display:flex;flex-direction:column;gap:10px}
.toast{background:#fff;border-radius:10px;box-shadow:0 4px 24px rgba(0,0,0,.15);padding:14px 18px;display:flex;align-items:center;gap:12px;min-width:280px;border-left:4px solid var(--primary);animation:slideIn .3s ease}
.toast.success{border-color:#27ae60} .toast.error{border-color:#e74c3c}
.toast i{font-size:1.1rem} .toast.success i{color:#27ae60} .toast.error i{color:#e74c3c}
@keyframes slideIn{from{opacity:0;transform:translateX(30px)}to{opacity:1;transform:none}}

/* ── Responsive ──────────────────────────── */
@media(max-width:1024px){
  .cat-grid{grid-template-columns:repeat(3,1fr)}
  .products-grid{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .nav-links{display:none} .nav-toggle{display:block}
  .nav-links.open{display:flex;flex-direction:column;position:absolute;top:70px;left:0;width:100%;background:#fff;padding:20px;box-shadow:0 10px 30px rgba(0,0,0,.1);gap:16px}
  .hero .container{grid-template-columns:1fr} .hero-img{display:none}
  .hero-content h1{font-size:2rem}
  .trust-bar .container{flex-wrap:wrap;gap:20px}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .products-grid,.products-grid-3{grid-template-columns:repeat(2,1fr)}
  .shop-layout{grid-template-columns:1fr}
  .sidebar{display:none}
  .product-detail-grid{grid-template-columns:1fr}
  .cart-layout,.checkout-layout{grid-template-columns:1fr}
  .features-bar .container{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .newsletter-inner{flex-wrap:wrap} .newsletter-form{flex-wrap:wrap} .newsletter-form input{width:100%}
  .form-row{grid-template-columns:1fr}
}
@media(max-width:480px){
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .products-grid,.products-grid-3{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .trust-bar .container{flex-direction:column;align-items:flex-start}
}