/* ===================================
   KENAFY v2 - Main Stylesheet
   Theme: Trust Blue #1B4F9B + Yellow #FF9900
   Mobile-First
=================================== */
:root {
  --blue:#1B4F9B; --blue-dark:#143d7a; --blue-light:#2563c4;
  --yellow:#FF9900; --yellow-dark:#e68800;
  --white:#fff; --gray-50:#f8f9fa; --gray-100:#f1f3f5;
  --gray-200:#e9ecef; --gray-400:#ced4da; --gray-600:#6c757d;
  --gray-800:#343a40; --text:#1a1a2e; --text-muted:#6c757d;
  --danger:#e74c3c; --success:#27ae60;
  --shadow-sm:0 1px 4px rgba(0,0,0,.08);
  --shadow-md:0 4px 16px rgba(0,0,0,.12);
  --shadow-lg:0 8px 32px rgba(0,0,0,.16);
  --radius:8px; --radius-lg:14px;
  --transition:all .3s ease;
  --font:'Hind Siliguri','Inter',sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--text);background:var(--gray-50);overflow-x:hidden;font-size:14px;line-height:1.6}
a{text-decoration:none;color:inherit}
img{max-width:100%;height:auto;display:block}
button{cursor:pointer;border:none;background:none;font-family:var(--font)}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 16px}
.container-fluid{width:100%}

/* ANNOUNCEMENT */
.announcement-bar{background:var(--blue);color:#fff;text-align:center;padding:7px 16px;font-size:12px;font-weight:500}

/* HEADER */
.header{background:#fff;box-shadow:var(--shadow-sm);position:sticky;top:0;z-index:900}
.header-inner{display:flex;align-items:center;gap:12px;padding:10px 16px;max-width:1280px;margin:0 auto}
.logo{font-size:26px;font-weight:700;white-space:nowrap;flex-shrink:0}
.logo-k{color:var(--yellow)}
.logo-rest{color:var(--blue)}
.logo-rest-white{color:#fff}
.footer-logo{font-size:28px}

.search-wrap{flex:1;position:relative;max-width:580px}
.search-box{display:flex;border:2px solid var(--blue);border-radius:6px;overflow:hidden}
.search-box input{flex:1;padding:9px 14px;border:none;outline:none;font-family:var(--font);font-size:13px;color:var(--text);background:#fff}
.search-btn{background:var(--yellow);color:#fff;padding:0 18px;display:flex;align-items:center;transition:var(--transition)}
.search-btn:hover{background:var(--yellow-dark)}
.search-suggestions{position:absolute;top:100%;left:0;right:0;background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius);box-shadow:var(--shadow-md);z-index:50;display:none}
.search-suggestions.open{display:block}
.suggestion-item{padding:10px 16px;cursor:pointer;font-size:13px;border-bottom:1px solid var(--gray-100)}
.suggestion-item:hover{background:var(--gray-50);color:var(--blue)}

.header-actions{display:flex;align-items:center;gap:6px;flex-shrink:0}
.hdr-btn{display:flex;align-items:center;gap:5px;padding:7px 12px;border-radius:var(--radius);font-size:13px;font-weight:500;color:var(--gray-800);transition:var(--transition);white-space:nowrap}
.hdr-btn:hover{background:var(--gray-100);color:var(--blue)}
.cart-btn{position:relative}
.cart-count{background:var(--danger);color:#fff;border-radius:50%;width:18px;height:18px;font-size:10px;font-weight:700;display:flex;align-items:center;justify-content:center;position:absolute;top:-2px;right:-4px}
.hamburger{display:none;flex-direction:column;gap:5px;padding:6px;margin-left:auto}
.hamburger span{display:block;width:22px;height:2px;background:var(--blue);border-radius:2px;transition:var(--transition)}

/* NAV */
.nav-bar{background:var(--blue);border-top:1px solid rgba(255,255,255,.15)}
.nav-inner{display:flex;align-items:center;overflow-x:auto;scrollbar-width:none;max-width:1280px;margin:0 auto;padding:0 16px}
.nav-inner::-webkit-scrollbar{display:none}
.category-dropdown{position:relative}
.cat-toggle{display:flex;align-items:center;gap:7px;background:var(--yellow);color:#fff;padding:11px 18px;font-size:13px;font-weight:600;font-family:var(--font);white-space:nowrap}
.cat-menu{position:absolute;top:100%;left:0;background:#fff;border:1px solid var(--gray-200);border-radius:0 0 var(--radius) var(--radius);box-shadow:var(--shadow-lg);min-width:220px;z-index:800;display:none}
.category-dropdown:hover .cat-menu{display:block}
.cat-menu a{display:block;padding:10px 18px;font-size:13px;color:var(--text);border-bottom:1px solid var(--gray-100);transition:var(--transition)}
.cat-menu a:hover{background:var(--gray-50);color:var(--blue);padding-left:24px}
.nav-links{display:flex;align-items:center}
.nav-links a{color:rgba(255,255,255,.85);padding:11px 16px;font-size:13px;font-weight:500;white-space:nowrap;transition:var(--transition);border-bottom:2px solid transparent}
.nav-links a:hover,.nav-links a.active{color:#fff;border-bottom-color:var(--yellow)}
.hot-link{color:var(--yellow) !important;font-weight:600 !important}

/* SIDEBAR */
.sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:1000}
.sidebar-overlay.open{display:block}
.sidebar{position:fixed;left:-280px;top:0;bottom:0;width:280px;background:#fff;z-index:1100;transition:left .3s ease;overflow-y:auto;box-shadow:var(--shadow-lg)}
.sidebar.open{left:0}
.sidebar-header{display:flex;align-items:center;justify-content:space-between;padding:16px;background:var(--blue)}
.close-btn{color:#fff;font-size:18px}
.sidebar-nav a{display:block;padding:13px 20px;font-size:14px;color:var(--text);border-bottom:1px solid var(--gray-100);transition:var(--transition)}
.sidebar-nav a:hover{background:var(--gray-50);color:var(--blue);padding-left:28px}

/* HERO SLIDER */
.hero-slider{position:relative;overflow:hidden;height:300px;margin-bottom:0}
.slider-track{display:flex;height:100%;transition:transform .5s ease}
.slide{min-width:100%;height:100%;display:flex;align-items:center;justify-content:space-between;padding:32px 40px;position:relative;overflow:hidden}
.slide-1{background:linear-gradient(135deg,var(--blue) 0%,var(--blue-light) 100%)}
.slide-2{background:linear-gradient(135deg,#1a1a2e 0%,#16213e 100%)}
.slide-3{background:linear-gradient(135deg,#0f3460 0%,#533483 100%)}
.slide-content{max-width:480px;position:relative;z-index:2}
.slide-badge{display:inline-block;background:var(--yellow);color:#fff;padding:4px 14px;border-radius:20px;font-size:11px;font-weight:700;margin-bottom:12px;text-transform:uppercase;letter-spacing:.05em}
.slide-content h1,.slide-content h2{color:#fff;font-size:30px;font-weight:700;line-height:1.2;margin-bottom:10px}
.slide-content h1 strong{color:var(--yellow)}
.slide-content p{color:rgba(255,255,255,.8);font-size:14px;margin-bottom:20px}
.slide-btns{display:flex;gap:12px;flex-wrap:wrap}
.slide-graphic{flex-shrink:0;opacity:.9;display:none}
.btn-primary{background:var(--yellow);color:#fff;padding:11px 24px;border-radius:var(--radius);font-size:14px;font-weight:600;font-family:var(--font);transition:var(--transition);display:inline-flex;align-items:center;min-height:44px}
.btn-primary:hover{background:var(--yellow-dark);transform:translateY(-1px)}
.btn-secondary{background:rgba(255,255,255,.15);color:#fff;padding:11px 24px;border-radius:var(--radius);font-size:14px;font-weight:600;font-family:var(--font);border:1px solid rgba(255,255,255,.3);transition:var(--transition);min-height:44px}
.btn-secondary:hover{background:rgba(255,255,255,.25)}
.slider-btn{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.9);color:var(--blue);width:36px;height:36px;border-radius:50%;font-size:20px;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-md);transition:var(--transition);z-index:10}
.slider-btn:hover{background:#fff;transform:translateY(-50%) scale(1.1)}
.slider-btn.prev{left:14px}
.slider-btn.next{right:14px}
.slider-dots{position:absolute;bottom:14px;left:50%;transform:translateX(-50%);display:flex;gap:6px}
.dot{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.45);cursor:pointer;transition:var(--transition)}
.dot.active{background:var(--yellow);width:24px;border-radius:4px}

/* FLASH DEAL */
.flash-deal-bar{background:#fff;border-bottom:1px solid var(--gray-200);padding:12px 0;margin-bottom:20px}
.flash-inner{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.flash-title{display:flex;align-items:center;gap:8px;font-size:15px;font-weight:700;color:var(--text)}
.flash-sub{font-size:12px;color:var(--danger);font-weight:500}
.countdown{display:flex;align-items:center;gap:4px}
.cd-block{background:var(--blue);color:#fff;border-radius:6px;padding:4px 10px;text-align:center;min-width:48px}
.cd-block span{font-size:20px;font-weight:700;display:block;line-height:1}
.cd-block small{font-size:10px;opacity:.8}
.cd-sep{font-size:18px;font-weight:700;color:var(--blue)}
.btn-flash{background:var(--yellow);color:#fff;padding:9px 20px;border-radius:var(--radius);font-size:13px;font-weight:600;margin-left:auto;transition:var(--transition);white-space:nowrap;display:inline-flex;align-items:center;min-height:44px}
.btn-flash:hover{background:var(--yellow-dark)}

/* SECTION TITLE */
.section-title{font-size:20px;font-weight:700;color:var(--text);margin-bottom:20px;display:flex;align-items:center;gap:12px}
.title-line{flex:1;height:2px;background:linear-gradient(to right,var(--blue),transparent);display:block}

/* ==============================
   BIG CATEGORY POSTERS
============================== */
.cat-posters-section{margin-bottom:28px;padding-top:20px}
.posters-row{display:grid;gap:12px;margin-bottom:12px}
.posters-row-3{grid-template-columns:1fr}
.posters-row-md{grid-template-columns:1fr}

.big-poster{
  border-radius:var(--radius-lg);
  overflow:hidden;
  position:relative;
  display:block;
  min-height:200px;
  cursor:pointer;
  transition:var(--transition);
  text-decoration:none;
}
.big-poster:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.big-poster:hover .poster-btn{background:var(--yellow);color:#fff}

.poster-bg{position:absolute;inset:0;z-index:0}
.poster-art{position:absolute;right:0;top:0;bottom:0;width:55%;z-index:1;display:flex;align-items:center;justify-content:center;overflow:hidden;opacity:.95}
.poster-art svg{width:100%;height:100%;max-height:200px}

.poster-info{position:absolute;left:0;top:0;bottom:0;width:50%;z-index:2;display:flex;flex-direction:column;justify-content:flex-end;padding:22px 20px}
.poster-info h3{color:#fff;font-size:20px;font-weight:700;margin-bottom:4px;text-shadow:0 1px 4px rgba(0,0,0,.3)}
.poster-info p{color:rgba(255,255,255,.8);font-size:13px;margin-bottom:14px}
.poster-btn{display:inline-flex;align-items:center;background:rgba(255,255,255,.2);color:#fff;padding:7px 16px;border-radius:20px;font-size:12px;font-weight:700;transition:var(--transition);border:1px solid rgba(255,255,255,.3);width:fit-content}

/* Poster themes */
.poster-electronics .poster-bg{background:linear-gradient(135deg,#1B4F9B 0%,#2563c4 100%)}
.poster-smart .poster-bg{background:linear-gradient(135deg,#0f6e56 0%,#1D9E75 100%)}
.poster-gaming .poster-bg{background:linear-gradient(135deg,#1a1a2e 0%,#533483 100%)}
.poster-audio .poster-bg{background:linear-gradient(135deg,#7B1F0A 0%,#993C1D 60%,#D85A30 100%)}
.poster-mobile .poster-bg{background:linear-gradient(135deg,#0c447c 0%,#185FA5 100%)}
.poster-computing .poster-bg{background:linear-gradient(135deg,#26215C 0%,#534AB7 100%)}

/* ==============================
   PRODUCT GRID — Compact
============================== */
.collections{margin-bottom:24px}
.collection-tabs{display:flex;gap:8px;margin-bottom:20px;overflow-x:auto;scrollbar-width:none}
.collection-tabs::-webkit-scrollbar{display:none}
.tab-btn{padding:8px 18px;border-radius:20px;font-size:13px;font-weight:600;font-family:var(--font);background:var(--gray-100);color:var(--text-muted);transition:var(--transition);white-space:nowrap;min-height:44px}
.tab-btn.active{background:var(--blue);color:#fff}
.tab-btn:hover:not(.active){background:var(--gray-200);color:var(--text)}

.product-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}

.product-card{background:#fff;border-radius:10px;overflow:hidden;box-shadow:var(--shadow-sm);transition:var(--transition);position:relative;cursor:pointer}
.product-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.product-img-wrap{position:relative;padding-top:85%;overflow:hidden;background:var(--gray-100)}
.product-img-wrap img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.product-card:hover .product-img-wrap img{transform:scale(1.06)}
.badge{position:absolute;top:7px;left:7px;background:var(--danger);color:#fff;padding:2px 7px;border-radius:4px;font-size:10px;font-weight:700}
.badge-new{background:var(--success)}
.badge-hot{background:var(--yellow-dark)}
.product-info{padding:9px 10px 10px}
.product-name{font-size:12px;font-weight:600;color:var(--text);margin-bottom:5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.4}
.product-price{display:flex;align-items:baseline;gap:6px;margin-bottom:6px}
.price-current{font-size:14px;font-weight:700;color:var(--blue)}
.price-old{font-size:11px;color:var(--text-muted);text-decoration:line-through}
.product-rating{display:flex;align-items:center;gap:3px;font-size:10px;color:var(--text-muted);margin-bottom:8px}
.stars{color:var(--yellow);font-size:11px;letter-spacing:-.5px}
.btn-add-cart{width:100%;background:var(--blue);color:#fff;padding:7px;border-radius:6px;font-size:11px;font-weight:600;font-family:var(--font);transition:var(--transition);min-height:36px}
.btn-add-cart:hover{background:var(--blue-dark)}

.see-more-wrap{text-align:center;margin-top:20px}
.btn-outline{display:inline-flex;align-items:center;padding:11px 28px;border:2px solid var(--blue);color:var(--blue);border-radius:var(--radius);font-size:14px;font-weight:600;font-family:var(--font);transition:var(--transition);min-height:44px}
.btn-outline:hover{background:var(--blue);color:#fff}

/* TRUST */
.trust-section{margin-bottom:28px}
.trust-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.trust-item{background:#fff;border-radius:var(--radius-lg);padding:20px 16px;text-align:center;box-shadow:var(--shadow-sm);transition:var(--transition)}
.trust-item:hover{box-shadow:var(--shadow-md)}
.trust-icon-wrap{width:52px;height:52px;background:rgba(27,79,155,.08);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 10px}
.trust-item h4{font-size:13px;font-weight:700;color:var(--text);margin-bottom:4px}
.trust-item p{font-size:11px;color:var(--text-muted)}

/* FOOTER */
.footer{background:var(--gray-800);color:rgba(255,255,255,.8);padding-top:40px;margin-top:24px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:28px;padding-bottom:32px}
.footer-brand p{font-size:13px;color:rgba(255,255,255,.6);margin:12px 0 16px;line-height:1.7}
.social-links{display:flex;gap:10px}
.social-links a{width:34px;height:34px;background:rgba(255,255,255,.1);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:var(--transition)}
.social-links a:hover{background:var(--yellow)}
.footer-links h5,.footer-contact h5{color:#fff;font-size:14px;font-weight:700;margin-bottom:12px}
.footer-links a{display:block;color:rgba(255,255,255,.6);font-size:13px;padding:4px 0;transition:var(--transition)}
.footer-links a:hover{color:var(--yellow);padding-left:4px}
.footer-contact p{font-size:13px;color:rgba(255,255,255,.6);padding:4px 0}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:16px 0;text-align:center;font-size:12px;color:rgba(255,255,255,.4)}

/* ==============================
   AI MAMA CHAT
============================== */
.mama-fab{position:fixed;bottom:24px;right:24px;z-index:990;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:5px}
.mama-avatar{width:54px;height:54px;background:var(--blue);border:3px solid var(--yellow);border-radius:50%;display:flex;align-items:center;justify-content:center;position:relative;transition:var(--transition);box-shadow:var(--shadow-md)}
.mama-fab:hover .mama-avatar{transform:scale(1.1);background:var(--blue-dark)}
.mama-pulse{position:absolute;width:54px;height:54px;border-radius:50%;background:var(--blue);opacity:.25;animation:pulse 2s infinite;pointer-events:none}
@keyframes pulse{0%{transform:scale(1);opacity:.25}70%{transform:scale(1.5);opacity:0}100%{transform:scale(1.5);opacity:0}}
.mama-label{font-size:11px;font-weight:700;color:var(--blue);background:#fff;padding:2px 9px;border-radius:10px;box-shadow:var(--shadow-sm);white-space:nowrap}

.mama-chat{position:fixed;bottom:90px;right:24px;width:340px;max-height:520px;background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);z-index:991;display:flex;flex-direction:column;overflow:hidden;transform:scale(.9) translateY(20px);opacity:0;pointer-events:none;transform-origin:bottom right;transition:all .3s cubic-bezier(.34,1.56,.64,1)}
.mama-chat.open{transform:scale(1) translateY(0);opacity:1;pointer-events:all}
.mama-chat-header{background:var(--blue);padding:12px 16px;display:flex;align-items:center;justify-content:space-between}
.mama-info{display:flex;align-items:center;gap:10px}
.mama-dp{width:38px;height:38px;background:var(--yellow);border-radius:50%;display:flex;align-items:center;justify-content:center}
.mama-info strong{color:#fff;font-size:14px;display:block}
.mama-info small{color:rgba(255,255,255,.7);font-size:11px}
.online-dot{display:inline-block;width:7px;height:7px;background:#2ecc71;border-radius:50%;margin-left:4px;vertical-align:middle}
.close-mama{color:rgba(255,255,255,.7);transition:var(--transition);padding:4px;border-radius:4px}
.close-mama:hover{color:#fff;background:rgba(255,255,255,.1)}

.mama-messages{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:10px;scrollbar-width:thin}
.msg{max-width:85%}
.mama-msg{background:var(--gray-100);border-radius:16px 16px 16px 4px;padding:10px 14px;font-size:13px;color:var(--text);line-height:1.6;align-self:flex-start}
.user-msg{background:var(--blue);color:#fff;border-radius:16px 16px 4px 16px;padding:10px 14px;font-size:13px;line-height:1.6;align-self:flex-end}
.product-card-mini{background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius);padding:9px;display:flex;gap:9px;align-items:center;cursor:pointer;transition:var(--transition)}
.product-card-mini:hover{border-color:var(--blue)}
.product-card-mini img{width:48px;height:48px;object-fit:cover;border-radius:6px;background:var(--gray-100);flex-shrink:0}
.mini-info .mini-name{font-size:12px;font-weight:600;color:var(--text)}
.mini-info .mini-price{font-size:13px;font-weight:700;color:var(--blue)}

.mama-quick-btns{display:flex;flex-wrap:wrap;gap:6px;padding:0 2px}
.mama-quick-btns button{background:var(--gray-100);color:var(--blue);padding:6px 13px;border-radius:20px;font-size:12px;font-weight:600;font-family:var(--font);transition:var(--transition);border:1px solid var(--gray-200)}
.mama-quick-btns button:hover{background:var(--blue);color:#fff;border-color:var(--blue)}

.typing-indicator{display:flex;gap:4px;align-items:center;padding:4px 0}
.typing-dot{width:7px;height:7px;border-radius:50%;background:var(--gray-400);animation:typing .8s infinite}
.typing-dot:nth-child(2){animation-delay:.15s}
.typing-dot:nth-child(3){animation-delay:.3s}
@keyframes typing{0%,80%,100%{transform:translateY(0);opacity:.5}40%{transform:translateY(-6px);opacity:1}}

.mama-input-wrap{display:flex;align-items:center;gap:6px;padding:10px 12px;border-top:1px solid var(--gray-200)}
.mama-img-btn{color:var(--text-muted);padding:7px;border-radius:var(--radius);transition:var(--transition);flex-shrink:0;display:flex;align-items:center}
.mama-img-btn:hover{color:var(--blue);background:var(--gray-100)}
.mama-input-wrap input{flex:1;border:1px solid var(--gray-200);border-radius:20px;padding:8px 14px;font-size:13px;font-family:var(--font);outline:none;color:var(--text);background:var(--gray-50)}
.mama-input-wrap input:focus{border-color:var(--blue);background:#fff}
.send-btn{background:var(--blue);color:#fff;width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:var(--transition)}
.send-btn:hover{background:var(--blue-dark)}

/* ==============================
   RESPONSIVE
============================== */
@media(min-width:480px){
  .product-grid{grid-template-columns:repeat(3,1fr)}
  .posters-row-3{grid-template-columns:repeat(2,1fr)}
  .posters-row-md{grid-template-columns:repeat(3,1fr)}
  .big-poster{min-height:180px}
}
@media(min-width:768px){
  .hero-slider{height:360px}
  .slide-graphic{display:flex}
  .slide-content h1,.slide-content h2{font-size:36px}
  .product-grid{grid-template-columns:repeat(4,1fr);gap:12px}
  .trust-grid{grid-template-columns:repeat(4,1fr)}
  .footer-grid{grid-template-columns:2fr 1fr 1fr 1.5fr}
  .posters-row-3{grid-template-columns:repeat(3,1fr)}
  .posters-row-md{grid-template-columns:repeat(3,1fr)}
  .big-poster{min-height:220px}
  .poster-info h3{font-size:22px}
}
@media(min-width:1024px){
  .hero-slider{height:400px}
  .product-grid{grid-template-columns:repeat(5,1fr)}
  .big-poster{min-height:240px}
  .poster-info h3{font-size:24px}
  .poster-info p{font-size:14px}
}
@media(max-width:767px){
  .nav-links{display:none}
  .hamburger{display:flex}
  .header-inner{flex-wrap:wrap}
  .search-wrap{order:3;flex:0 0 100%;max-width:100%}
  .header-actions span{display:none}
  .mama-chat{width:calc(100vw - 32px);right:16px}
}