/* ========================================
   GadgetZone — Mobile-First Responsive CSS
   ======================================== */

/* === RESET & BASE === */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#0a0e1a;--surface:#111827;--card:#1a2236;--card-hover:#1f2a42;
  --accent:#00d4ff;--accent2:#7c3aed;--gradient:linear-gradient(135deg,#00d4ff,#7c3aed);
  --text:#f1f5f9;--text2:#94a3b8;--text3:#64748b;
  --success:#10b981;--warning:#f59e0b;--danger:#ef4444;
  --glass:rgba(255,255,255,0.05);--border:rgba(255,255,255,0.08);
  --radius:16px;--radius-sm:10px;--radius-lg:24px;
  --shadow:0 8px 32px rgba(0,0,0,0.3);
  --header-h:60px;--bnav-h:64px;
  --max-w:1280px;
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:'Inter',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);
  line-height:1.5;overflow-x:hidden;min-height:100vh}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
button{cursor:pointer;font-family:inherit}
input,textarea,select{font-family:inherit}

/* === HEADER === */
.header{position:fixed;top:0;left:0;right:0;z-index:900;height:var(--header-h);
  display:flex;align-items:center;justify-content:space-between;padding:0 16px;
  background:rgba(10,14,26,0.92);backdrop-filter:blur(20px);border-bottom:1px solid var(--border)}
.header-left{display:flex;align-items:center;gap:12px}
.logo{font-size:20px;font-weight:800;letter-spacing:-0.5px}
.logo span{background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.header-right{display:flex;align-items:center;gap:4px}
.header-icon{width:40px;height:40px;display:flex;align-items:center;justify-content:center;
  border-radius:50%;background:transparent;border:none;color:var(--text2);font-size:17px;
  transition:all .3s;position:relative}
.header-icon:hover,.header-icon.active{color:var(--accent);background:rgba(0,212,255,0.08)}
.cart-badge,.bnav-badge{position:absolute;top:4px;right:2px;min-width:17px;height:17px;
  background:var(--danger);color:#fff;font-size:10px;font-weight:700;border-radius:9px;
  display:flex;align-items:center;justify-content:center;padding:0 4px}
.bnav-badge{top:-4px;right:12px}

/* Hamburger */
.menu-toggle{width:36px;height:36px;display:flex;flex-direction:column;align-items:center;
  justify-content:center;gap:5px;background:none;border:none;padding:0}
.menu-toggle span{width:20px;height:2px;background:var(--text);border-radius:2px;transition:all .3s}
.menu-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.menu-toggle.active span:nth-child(2){opacity:0}
.menu-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

/* === SEARCH OVERLAY === */
.search-overlay{position:fixed;top:0;left:0;right:0;bottom:0;z-index:950;background:rgba(10,14,26,0.95);
  backdrop-filter:blur(20px);display:flex;flex-direction:column;padding:16px;
  transform:translateY(-100%);opacity:0;transition:all .3s ease;pointer-events:none}
.search-overlay.active{transform:translateY(0);opacity:1;pointer-events:all}
.search-form{display:flex;align-items:center;background:var(--card);border:1px solid var(--border);
  border-radius:14px;padding:0 16px;margin-bottom:16px}
.search-form i{color:var(--text2);font-size:16px;margin-right:12px}
.search-form input{flex:1;padding:16px 0;background:transparent;border:none;color:var(--text);
  font-size:16px;outline:none}
.search-close{background:none;border:none;color:var(--text2);font-size:18px;padding:8px}
.search-results{flex:1;overflow-y:auto}
.search-result-item{display:flex;align-items:center;gap:12px;padding:12px;border-radius:12px;
  transition:background .2s;cursor:pointer}
.search-result-item:hover{background:var(--card)}
.search-result-item img{width:48px;height:48px;border-radius:10px;object-fit:cover;background:var(--card)}
.search-result-info h4{font-size:14px;font-weight:600}
.search-result-info p{font-size:13px;color:var(--accent);font-weight:600}

/* === SIDEBAR === */
.sidebar-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.5);z-index:910;opacity:0;
  pointer-events:none;transition:opacity .3s}
.sidebar-overlay.active{opacity:1;pointer-events:all}
.sidebar{position:fixed;top:0;left:0;bottom:0;width:280px;max-width:85vw;background:var(--surface);
  z-index:920;transform:translateX(-100%);transition:transform .3s ease;overflow-y:auto;
  border-right:1px solid var(--border)}
.sidebar.active{transform:translateX(0)}
.sidebar-header{padding:24px 20px;border-bottom:1px solid var(--border);background:var(--card)}
.sidebar-user{display:flex;align-items:center;gap:12px}
.sidebar-avatar{width:44px;height:44px;border-radius:50%;background:var(--gradient);
  display:flex;align-items:center;justify-content:center;overflow:hidden;flex-shrink:0}
.sidebar-avatar img{width:100%;height:100%;object-fit:cover}
.sidebar-avatar span{font-size:18px;font-weight:700;color:#fff}
.sidebar-name{font-size:14px;font-weight:600}
.sidebar-email{font-size:12px;color:var(--text2)}
.sidebar-login-btn{display:flex;align-items:center;gap:10px;padding:12px 20px;background:var(--gradient);
  border-radius:12px;color:#fff;font-weight:600;font-size:14px}
.sidebar-menu{padding:12px 0}
.sidebar-link{display:flex;align-items:center;gap:14px;padding:14px 20px;font-size:14px;
  color:var(--text2);transition:all .2s;font-weight:500}
.sidebar-link:hover,.sidebar-link.active{color:var(--accent);background:rgba(0,212,255,0.05)}
.sidebar-link i{width:20px;text-align:center;font-size:16px}
.sidebar-badge{margin-left:auto;background:var(--accent);color:#000;font-size:11px;font-weight:700;
  padding:2px 8px;border-radius:10px}
.sidebar-divider{height:1px;background:var(--border);margin:8px 20px}
.sidebar-link.logout{color:var(--danger)}

/* === MAIN CONTENT === */
.main-content{padding-top:var(--header-h);padding-bottom:calc(var(--bnav-h) + 16px);min-height:100vh}

/* === FLASH MESSAGES === */
.flash-message{position:fixed;top:calc(var(--header-h) + 8px);left:16px;right:16px;z-index:800;
  padding:14px 16px;border-radius:12px;display:flex;align-items:center;gap:10px;font-size:13px;
  font-weight:500;animation:slideDown .4s ease;max-width:600px;margin:0 auto}
.flash-success{background:rgba(16,185,129,0.15);color:var(--success);border:1px solid rgba(16,185,129,0.2)}
.flash-error{background:rgba(239,68,68,0.15);color:var(--danger);border:1px solid rgba(239,68,68,0.2)}
.flash-message button{margin-left:auto;background:none;border:none;color:inherit;font-size:16px}
@keyframes slideDown{from{transform:translateY(-20px);opacity:0}to{transform:translateY(0);opacity:1}}

/* === HERO BANNER === */
.hero-section{margin:16px;border-radius:var(--radius-lg);overflow:hidden;position:relative;height:190px;
  background:linear-gradient(135deg,#0f172a 0%,#1e1b4b 100%)}
.hero-content{position:absolute;inset:0;padding:24px;display:flex;flex-direction:column;justify-content:center;z-index:2}
.hero-tag{font-size:11px;font-weight:700;color:var(--accent);text-transform:uppercase;letter-spacing:2px;margin-bottom:8px}
.hero-title{font-size:22px;font-weight:800;line-height:1.2;margin-bottom:6px}
.hero-sub{font-size:13px;color:var(--text2);margin-bottom:14px}
.hero-btn{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;background:var(--gradient);
  border:none;border-radius:25px;color:#fff;font-size:13px;font-weight:700;width:fit-content;
  transition:transform .2s,box-shadow .2s}
.hero-btn:hover{transform:scale(1.05);box-shadow:0 8px 30px rgba(0,212,255,0.3)}
.hero-glow{position:absolute;right:-40px;top:-40px;width:220px;height:220px;
  background:radial-gradient(circle,rgba(0,212,255,0.12),transparent 70%);z-index:1}
.hero-dots{position:absolute;bottom:12px;left:50%;transform:translateX(-50%);display:flex;gap:6px;z-index:3}
.hero-dot{width:8px;height:8px;border-radius:50%;background:var(--text2);opacity:.3;cursor:pointer;transition:.3s}
.hero-dot.active{opacity:1;background:var(--accent);width:24px;border-radius:4px}

/* === CATEGORY PILLS === */
.categories-scroll{display:flex;gap:10px;padding:0 16px 16px;overflow-x:auto;scrollbar-width:none}
.categories-scroll::-webkit-scrollbar{display:none}
.cat-pill{flex-shrink:0;padding:10px 18px;background:var(--card);border:1px solid var(--border);
  border-radius:12px;font-size:13px;font-weight:500;color:var(--text2);cursor:pointer;
  transition:all .3s;white-space:nowrap}
.cat-pill:hover{border-color:var(--accent);color:var(--accent)}
.cat-pill.active{background:var(--gradient);color:#fff;border-color:transparent}

/* === SECTION === */
.section{margin-bottom:24px}
.section-header{display:flex;justify-content:space-between;align-items:center;padding:0 16px;margin-bottom:14px}
.section-header h2{font-size:18px;font-weight:700}
.section-header a{font-size:13px;color:var(--accent);font-weight:500}

/* === PRODUCT GRID === */
.product-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;padding:0 16px}
.product-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;transition:all .3s;position:relative}
.product-card:hover{transform:translateY(-4px);border-color:rgba(0,212,255,0.2);box-shadow:0 12px 40px rgba(0,0,0,0.3)}
.product-card a{display:block}
.product-img{aspect-ratio:1/1;background:linear-gradient(135deg,#1a2236,#0f172a);display:flex;
  align-items:center;justify-content:center;position:relative;overflow:hidden}
.product-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.product-card:hover .product-img img{transform:scale(1.05)}
.product-img .placeholder-icon{font-size:48px}
.product-heart{position:absolute;top:8px;right:8px;width:32px;height:32px;background:rgba(0,0,0,0.4);
  backdrop-filter:blur(8px);border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-size:14px;color:var(--text2);cursor:pointer;border:none;transition:all .3s;z-index:5}
.product-heart:hover,.product-heart.liked{color:var(--danger)}
.product-discount-tag{position:absolute;top:8px;left:8px;padding:4px 8px;background:var(--danger);
  color:#fff;font-size:10px;font-weight:700;border-radius:6px}
.product-info{padding:12px}
.product-name{font-size:13px;font-weight:600;margin-bottom:4px;line-height:1.3;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.product-rating{display:flex;align-items:center;gap:4px;margin-bottom:6px}
.product-rating i{font-size:10px;color:var(--warning)}
.product-rating span{font-size:11px;color:var(--text2)}
.product-prices{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.price-current{font-size:17px;font-weight:700;color:var(--accent)}
.price-original{font-size:12px;color:var(--text3);text-decoration:line-through}
.add-cart-btn{width:100%;padding:10px;background:var(--glass);border:1px solid var(--border);
  border-radius:var(--radius-sm);color:var(--accent);font-size:12px;font-weight:600;
  margin-top:8px;transition:all .3s;display:flex;align-items:center;justify-content:center;gap:6px}
.add-cart-btn:hover{background:var(--accent);color:#000;border-color:var(--accent)}

/* === BOTTOM NAV === */
.bottom-nav{position:fixed;bottom:0;left:0;right:0;z-index:800;height:var(--bnav-h);
  background:rgba(17,24,39,0.95);backdrop-filter:blur(20px);border-top:1px solid var(--border);
  display:flex;justify-content:space-around;align-items:center;padding:0 8px}
.bnav-item{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:10px;
  color:var(--text3);padding:8px 12px;border-radius:12px;transition:all .3s;position:relative}
.bnav-item i{font-size:18px;transition:all .3s}
.bnav-item.active{color:var(--accent)}
.bnav-item.active i{transform:translateY(-2px)}

/* === AUTH PAGES === */
.auth-page{display:flex;flex-direction:column;align-items:center;padding:40px 24px;text-align:center}
.auth-logo-icon{font-size:48px;margin-bottom:12px}
.auth-title{font-size:28px;font-weight:800;margin-bottom:4px}
.auth-title span{background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.auth-sub{color:var(--text2);font-size:14px;margin-bottom:32px}
.auth-form{width:100%;max-width:400px}
.input-group{position:relative;margin-bottom:14px}
.input-group i.input-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--text2);font-size:14px}
.input-group input,.input-group textarea,.input-group select{width:100%;padding:16px 16px 16px 44px;
  background:var(--card);border:1px solid var(--border);border-radius:14px;color:var(--text);
  font-size:14px;outline:none;transition:border .3s}
.input-group input:focus,.input-group textarea:focus,.input-group select:focus{border-color:var(--accent)}
.input-group .toggle-password{position:absolute;right:16px;top:50%;transform:translateY(-50%);
  background:none;border:none;color:var(--text2);font-size:14px}
.forgot-link{text-align:right;font-size:12px;color:var(--accent);margin:-6px 0 20px;cursor:pointer;display:block}
.auth-btn{width:100%;padding:16px;background:var(--gradient);border:none;border-radius:14px;
  color:#fff;font-size:15px;font-weight:700;transition:opacity .3s,transform .2s}
.auth-btn:hover{opacity:.9;transform:translateY(-1px)}
.auth-divider{display:flex;align-items:center;gap:12px;margin:24px 0;color:var(--text3);font-size:12px}
.auth-divider::before,.auth-divider::after{content:'';flex:1;height:1px;background:var(--border)}
.social-btn{width:100%;padding:14px;border-radius:14px;font-size:14px;font-weight:600;display:flex;
  align-items:center;justify-content:center;gap:10px;margin-bottom:10px;transition:all .3s}
.google-btn{background:#fff;color:#333;border:none}
.google-btn:hover{background:#f0f0f0}
.email-btn{background:transparent;color:var(--text);border:1px solid var(--border)}
.email-btn:hover{border-color:var(--accent)}
.auth-switch{margin-top:24px;font-size:13px;color:var(--text2)}
.auth-switch a{color:var(--accent);font-weight:600}

/* === PRODUCT DETAIL PAGE === */
.detail-topbar{display:flex;justify-content:space-between;align-items:center;padding:8px 16px}
.detail-topbar button{width:40px;height:40px;background:var(--card);border:1px solid var(--border);
  border-radius:50%;color:var(--text);font-size:16px;display:flex;align-items:center;justify-content:center}
.detail-gallery{margin:0 16px;border-radius:var(--radius-lg);overflow:hidden;aspect-ratio:1/1;
  background:var(--card);position:relative}
.detail-gallery img{width:100%;height:100%;object-fit:cover}
.detail-gallery .placeholder-icon{font-size:80px;display:flex;align-items:center;justify-content:center;height:100%}
.gallery-dots{display:flex;justify-content:center;gap:6px;margin:12px 0}
.gallery-dot{width:8px;height:8px;border-radius:50%;background:var(--text2);opacity:.3;cursor:pointer;transition:.3s;border:none}
.gallery-dot.active{opacity:1;background:var(--accent);width:24px;border-radius:4px}
.detail-info{padding:20px 16px}
.detail-name{font-size:22px;font-weight:700;margin-bottom:8px;line-height:1.3}
.detail-meta{display:flex;align-items:center;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.detail-rating{display:flex;align-items:center;gap:4px}
.detail-rating i{color:var(--warning);font-size:14px}
.detail-rating span{color:var(--text2);font-size:13px;margin-left:4px}
.detail-pricing{display:flex;align-items:center;gap:10px;margin-bottom:8px;flex-wrap:wrap}
.detail-price{font-size:28px;font-weight:800;color:var(--accent)}
.detail-original{font-size:16px;color:var(--text3);text-decoration:line-through}
.detail-discount{padding:4px 10px;background:rgba(239,68,68,0.12);color:var(--danger);
  border-radius:6px;font-size:12px;font-weight:700}
.stock-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;
  border-radius:8px;font-size:12px;font-weight:600;margin-bottom:16px}
.stock-badge.in-stock{background:rgba(16,185,129,0.1);color:var(--success)}
.stock-badge.out-of-stock{background:rgba(239,68,68,0.1);color:var(--danger)}
.detail-desc{color:var(--text2);font-size:14px;line-height:1.7;margin-bottom:20px}
.qty-row{display:flex;align-items:center;gap:16px;margin-bottom:20px}
.qty-label{font-size:14px;font-weight:600}
.qty-control{display:flex;align-items:center;border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden}
.qty-control button{width:40px;height:40px;border:none;background:var(--card);color:var(--text);
  font-size:16px;transition:background .2s}
.qty-control button:hover{background:var(--card-hover)}
.qty-control span{width:48px;text-align:center;font-weight:600;font-size:15px}
.detail-actions{display:flex;gap:10px;padding:0 16px 24px}
.btn-outline{flex:1;padding:14px;border:1px solid var(--accent);border-radius:14px;background:transparent;
  color:var(--accent);font-size:14px;font-weight:600;transition:all .3s;display:flex;
  align-items:center;justify-content:center;gap:6px}
.btn-outline:hover{background:rgba(0,212,255,0.08)}
.btn-primary{flex:1;padding:14px;border:none;border-radius:14px;background:var(--gradient);
  color:#fff;font-size:14px;font-weight:700;transition:all .3s;display:flex;
  align-items:center;justify-content:center;gap:6px}
.btn-primary:hover{opacity:.9;transform:translateY(-1px)}

/* === CART PAGE === */
.page-header{padding:20px 16px 12px;display:flex;align-items:center;gap:12px}
.page-header h1{font-size:22px;font-weight:700}
.page-header .count{color:var(--text2);font-size:14px}
.cart-list{padding:0 16px;display:flex;flex-direction:column;gap:12px}
.cart-item{display:flex;gap:12px;padding:14px;background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius);position:relative}
.cart-item-img{width:80px;height:80px;border-radius:12px;overflow:hidden;flex-shrink:0;background:var(--surface)}
.cart-item-img img{width:100%;height:100%;object-fit:cover}
.cart-item-info{flex:1;display:flex;flex-direction:column;justify-content:space-between}
.cart-item-name{font-size:14px;font-weight:600;line-height:1.3;margin-bottom:4px}
.cart-item-price{font-size:16px;font-weight:700;color:var(--accent)}
.cart-item-controls{display:flex;align-items:center;justify-content:space-between}
.cart-item-remove{background:none;border:none;color:var(--danger);font-size:13px;font-weight:500;
  display:flex;align-items:center;gap:4px}
.cart-summary{margin:20px 16px;padding:20px;background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius)}
.cart-summary-row{display:flex;justify-content:space-between;padding:8px 0;font-size:14px;color:var(--text2)}
.cart-summary-row.total{font-size:18px;font-weight:700;color:var(--text);border-top:1px solid var(--border);
  padding-top:14px;margin-top:4px}
.cart-checkout-btn{margin:16px;padding:16px;background:var(--gradient);border:none;border-radius:14px;
  color:#fff;font-size:16px;font-weight:700;width:calc(100% - 32px);transition:all .3s;
  display:flex;align-items:center;justify-content:center;gap:8px}
.cart-checkout-btn:hover{opacity:.9}
.empty-state{text-align:center;padding:60px 24px}
.empty-state i{font-size:64px;color:var(--text3);margin-bottom:16px}
.empty-state h3{font-size:18px;font-weight:600;margin-bottom:8px}
.empty-state p{color:var(--text2);font-size:14px;margin-bottom:20px}
.empty-state .btn-primary{display:inline-flex;padding:12px 28px;border-radius:12px}

/* === CHECKOUT PAGE === */
.checkout-form{padding:0 16px}
.form-section{margin-bottom:24px}
.form-section h3{font-size:16px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.form-section h3 i{color:var(--accent)}
.form-row{display:flex;gap:12px}
.form-row .input-group{flex:1}
.order-summary-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:16px;margin-bottom:20px}
.summary-item{display:flex;justify-content:space-between;align-items:center;padding:10px 0;
  border-bottom:1px solid var(--border)}
.summary-item:last-child{border-bottom:none}
.summary-item-name{font-size:13px;font-weight:500}
.summary-item-qty{font-size:12px;color:var(--text2)}
.summary-item-price{font-size:14px;font-weight:600;color:var(--accent)}
.cod-badge{display:flex;align-items:center;gap:10px;padding:14px;background:rgba(16,185,129,0.08);
  border:1px solid rgba(16,185,129,0.15);border-radius:12px;margin-bottom:16px;font-size:13px;color:var(--success)}

/* === LANDING PAGE (FB AD) === */
.landing-page{background:linear-gradient(180deg,#0a0e1a 0%,#0f0a2e 100%)}
.landing-hero{padding:20px 16px;text-align:center}
.limited-tag{display:inline-block;padding:6px 18px;background:rgba(239,68,68,0.12);color:var(--danger);
  border-radius:25px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;
  margin-bottom:16px;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.6}}
.landing-img{aspect-ratio:1/1;max-height:280px;margin:0 auto 20px;background:var(--card);
  border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(0,212,255,0.1);box-shadow:0 0 60px rgba(0,212,255,0.05);overflow:hidden}
.landing-img img{width:100%;height:100%;object-fit:cover}
.landing-headline{font-size:24px;font-weight:800;line-height:1.3;margin-bottom:10px}
.landing-headline span{background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.landing-sub{color:var(--text2);font-size:14px;margin-bottom:24px}
.countdown{display:flex;justify-content:center;gap:8px;margin-bottom:28px}
.countdown-item{background:var(--card);border:1px solid var(--border);border-radius:12px;
  padding:10px 0;text-align:center;min-width:64px}
.countdown-num{font-size:22px;font-weight:800;color:var(--accent)}
.countdown-label{font-size:9px;color:var(--text2);text-transform:uppercase;letter-spacing:1px;margin-top:2px}
.benefits-row{display:flex;justify-content:center;gap:16px;margin-bottom:28px;padding:0 16px;flex-wrap:wrap}
.benefit{display:flex;flex-direction:column;align-items:center;gap:8px}
.benefit-icon{width:52px;height:52px;background:var(--glass);border:1px solid var(--border);
  border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:22px}
.benefit span{font-size:11px;color:var(--text2);font-weight:500}
.social-proof-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:20px;margin:0 16px 28px;text-align:center}
.proof-avatars{display:flex;justify-content:center;margin-bottom:10px}
.proof-avatar{width:34px;height:34px;border-radius:50%;border:2px solid var(--bg);margin-left:-8px;
  display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:#fff}
.proof-avatar:first-child{margin-left:0}
.proof-count{font-size:14px;font-weight:700;margin-bottom:6px}
.proof-count span{color:var(--accent)}
.proof-stars{color:var(--warning);font-size:15px;margin-bottom:6px}
.proof-review{font-size:13px;color:var(--text2);font-style:italic}
.landing-sticky{position:fixed;bottom:0;left:0;right:0;z-index:800;padding:12px 16px 16px;
  background:rgba(10,14,26,0.95);backdrop-filter:blur(20px);border-top:1px solid var(--border)}
.landing-price-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;
  max-width:600px;margin-left:auto;margin-right:auto}
.landing-price{font-size:24px;font-weight:800;color:var(--accent)}
.landing-old-price{font-size:14px;color:var(--text3);text-decoration:line-through}
.order-now-btn{width:100%;max-width:600px;margin:0 auto;display:flex;padding:16px;
  background:var(--gradient);border:none;border-radius:14px;color:#fff;font-size:16px;font-weight:800;
  align-items:center;justify-content:center;gap:8px;animation:glow 2s infinite}
@keyframes glow{0%,100%{box-shadow:0 0 20px rgba(0,212,255,0.2)}50%{box-shadow:0 0 40px rgba(0,212,255,0.4)}}
.cod-text{text-align:center;font-size:11px;color:var(--text2);margin-top:8px}

/* === ORDERS PAGE === */
.order-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:16px;margin:0 16px 12px}
.order-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.order-number{font-size:14px;font-weight:700}
.order-date{font-size:12px;color:var(--text2)}
.order-status{display:inline-block;padding:4px 12px;border-radius:6px;font-size:11px;font-weight:600}
.status-pending{background:rgba(245,158,11,0.12);color:var(--warning)}
.status-confirmed{background:rgba(0,212,255,0.12);color:var(--accent)}
.status-shipped{background:rgba(124,58,237,0.12);color:var(--accent2)}
.status-delivered{background:rgba(16,185,129,0.12);color:var(--success)}
.status-cancelled{background:rgba(239,68,68,0.12);color:var(--danger)}
.order-items-list{border-top:1px solid var(--border);padding-top:10px}
.order-item-row{display:flex;justify-content:space-between;padding:6px 0;font-size:13px}
.order-total-row{display:flex;justify-content:space-between;border-top:1px solid var(--border);
  padding-top:10px;margin-top:6px;font-weight:700;font-size:15px}
.order-total-row span:last-child{color:var(--accent)}

/* === UTILITIES === */
.text-center{text-align:center}
.text-accent{color:var(--accent)}
.mt-1{margin-top:8px}.mt-2{margin-top:16px}.mt-3{margin-top:24px}
.mb-1{margin-bottom:8px}.mb-2{margin-bottom:16px}.mb-3{margin-bottom:24px}
.px{padding-left:16px;padding-right:16px}

/* ====================================
   RESPONSIVE — TABLET (≥600px)
   ==================================== */
@media(min-width:600px){
  .hero-section{height:220px;margin:20px}
  .hero-title{font-size:28px}
  .product-grid{grid-template-columns:repeat(3,1fr);gap:16px;padding:0 20px}
  .section-header,.categories-scroll{padding-left:20px;padding-right:20px}
  .categories-scroll{gap:12px}
  .auth-page{padding:60px 32px}
  .detail-gallery{margin:0 20px;max-height:400px}
  .detail-actions{padding:0 20px 24px}
  .cart-list{padding:0 20px}
  .cart-summary{margin:20px}
  .flash-message{left:20px;right:20px}
  .landing-img{max-height:340px}
  .benefits-row{gap:24px}
}

/* ====================================
   RESPONSIVE — DESKTOP (≥900px)
   ==================================== */
@media(min-width:900px){
  :root{--header-h:68px}

  /* Wider header */
  .header{padding:0 32px}
  .header .logo{font-size:24px}

  /* Hide hamburger, show sidebar as permanent left nav */
  .menu-toggle{display:none}
  .sidebar{transform:translateX(0);width:240px;top:var(--header-h);
    border-top:none;position:fixed}
  .sidebar-overlay{display:none!important}

  /* Content offset for sidebar */
  .main-content{margin-left:240px}
  .bottom-nav{display:none}
  .main-content{padding-bottom:24px}

  /* Wider grids */
  .product-grid{grid-template-columns:repeat(4,1fr);gap:20px;padding:0 32px;max-width:var(--max-w);margin:0 auto}
  .section-header,.categories-scroll{padding-left:32px;padding-right:32px;max-width:var(--max-w);margin-left:auto;margin-right:auto}
  .hero-section{margin:24px 32px;height:260px;max-width:calc(var(--max-w) - 64px);margin-left:auto;margin-right:auto}
  .hero-title{font-size:32px}
  .hero-sub{font-size:15px}

  /* Detail page side-by-side */
  .detail-layout{display:grid;grid-template-columns:1fr 1fr;gap:32px;padding:24px 32px;max-width:var(--max-w);margin:0 auto}

  /* Cart wider */
  .cart-list{max-width:800px;margin:0 auto;padding:0 32px}
  .cart-summary{max-width:800px;margin:20px auto}
  .cart-checkout-btn{max-width:800px;margin:16px auto;width:100%}

  /* Auth centered wider */
  .auth-form{max-width:440px}

  /* Landing page */
  .landing-hero{max-width:700px;margin:0 auto}
  .landing-headline{font-size:32px}
  .landing-sticky{margin-left:240px}

  /* Orders */
  .order-card{max-width:800px;margin-left:auto;margin-right:auto;margin-bottom:16px}
  .page-header{padding:24px 32px;max-width:var(--max-w);margin:0 auto}
}

/* ====================================
   RESPONSIVE — LARGE DESKTOP (≥1200px)
   ==================================== */
@media(min-width:1200px){
  .product-grid{grid-template-columns:repeat(5,1fr)}
  .hero-section{height:300px}
}