/* ==============================================
   SENAD COMPUTERS — Centre Com Clone Style
   Poppins | Sharp corners | Black + Steel Blue
   ============================================== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --black:#000000;
  --dark:#1a1a1a;
  --steel:#336699;
  --steel-light:#4477AA;
  --steel-dark:#2a5580;
  --red:#cc0000;
  --green:#2d8c2d;
  --white:#ffffff;
  --grey-bg:#f2f2f2;
  --grey-100:#e8e8e8;
  --grey-200:#d0d0d0;
  --text:#333333;
  --text-light:#555555;
  --text-muted:#888888;
  --border:#ddd;
  --font:'Poppins',sans-serif;
}
html{scroll-behavior:smooth;scroll-padding-top:140px}
body{font-family:var(--font);background:var(--white);color:var(--text);line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 16px}

/* TOP BAR */
.top-bar{background:#3b3c3d;color:rgba(255,255,255,.8);font-size:11px;padding:6px 0;border-bottom:1px solid #333}
.top-bar-inner{display:flex;justify-content:space-between;align-items:center}
.tb-left,.tb-right{display:flex;gap:8px;align-items:center}
.tb-left a,.tb-right a,.tb-right span{color:rgba(255,255,255,.75);transition:color .15s}
.tb-left a:hover,.tb-right a:hover{color:#fff}
.tb-sep{color:rgba(255,255,255,.3);font-size:10px}

/* HEADER */
.header{background:var(--black);padding:12px 0;position:sticky;top:0;z-index:100}
.header-inner{display:flex;align-items:center;gap:20px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-icon{background:var(--steel);color:#fff;font-family:var(--font);font-weight:800;font-size:14px;width:36px;height:36px;display:flex;align-items:center;justify-content:center;letter-spacing:.5px}
.logo-icon.sm{width:28px;height:28px;font-size:11px}
.logo-name{color:#fff;font-weight:700;font-size:15px;letter-spacing:.5px;white-space:nowrap}
.logo-name.sm{font-size:12px}

/* SEARCH */
.header-search{flex:1;max-width:480px;display:flex;border:2px solid var(--steel);background:#fff}
.header-search input{flex:1;border:none;padding:8px 12px;font-family:var(--font);font-size:13px;outline:none;color:var(--text)}
.search-btn{background:var(--steel);color:#fff;border:none;padding:0 14px;cursor:pointer;font-size:14px;transition:background .15s}
.search-btn:hover{background:var(--steel-dark)}

/* HEADER INFO */
.header-info{display:flex;gap:20px;flex-shrink:0}
.hi-item{text-align:center;color:#fff}
.hi-item strong{display:block;font-size:12px;font-weight:600}
.hi-item small{font-size:10px;color:rgba(255,255,255,.5)}

/* NAV BAR */
.nav-bar{background:var(--steel);border-bottom:1px solid var(--steel-dark)}
.nav-bar-inner{display:flex;align-items:stretch}
.nav-item{color:#fff;font-size:12px;font-weight:600;padding:10px 18px;text-transform:uppercase;letter-spacing:.3px;transition:background .15s;white-space:nowrap}
.nav-item:hover{background:var(--steel-dark)}
.nav-all{background:rgba(0,0,0,.15)}
.nav-all:hover{background:rgba(0,0,0,.25)}
.nav-highlight{background:var(--red);margin-left:auto}
.nav-highlight:hover{background:#aa0000}

/* BURGER */
.burger{display:none;background:none;border:none;width:28px;height:20px;cursor:pointer;position:relative;z-index:101;flex-shrink:0}
.burger span{display:block;width:100%;height:2px;background:#fff;position:absolute;left:0;transition:all .3s}
.burger span:nth-child(1){top:0}.burger span:nth-child(2){top:9px}.burger span:nth-child(3){bottom:0}
.burger.active span:nth-child(1){top:9px;transform:rotate(45deg)}.burger.active span:nth-child(2){opacity:0}.burger.active span:nth-child(3){top:9px;transform:rotate(-45deg)}

.mob-nav{position:fixed;inset:0;top:60px;z-index:99;background:#fff;display:flex;flex-direction:column;padding:0;opacity:0;pointer-events:none;transition:opacity .2s;overflow-y:auto;border-top:2px solid var(--steel)}
.mob-nav.open{opacity:1;pointer-events:all}
.mob-nav a{font-size:14px;font-weight:600;color:var(--text);padding:14px 20px;border-bottom:1px solid var(--grey-100)}
.mob-nav a:hover{background:var(--grey-bg)}
.mob-cta{background:var(--steel) !important;color:#fff !important;text-align:center;margin:16px;padding:12px !important;border-bottom:none !important}

/* HERO BANNER */
.hero-banner{padding:16px 0;background:var(--white)}
.banner-grid{display:grid;grid-template-columns:2fr 1fr;gap:12px;height:340px}
.banner-main{background-size:cover;background-position:center;position:relative;display:flex;align-items:flex-end}
.banner-overlay{background:linear-gradient(transparent 20%,rgba(0,0,0,.75));padding:30px;width:100%;color:#fff}
.banner-overlay h1{font-size:24px;font-weight:700;line-height:1.3;margin-bottom:8px}
.banner-overlay p{font-size:13px;color:rgba(255,255,255,.75);margin-bottom:14px}
.btn-cta{display:inline-block;background:var(--steel);color:#fff;font-family:var(--font);font-weight:700;font-size:13px;padding:10px 24px;text-transform:uppercase;letter-spacing:.5px;transition:background .15s}
.btn-cta:hover{background:var(--steel-dark)}
.banner-side{display:flex;flex-direction:column;gap:12px}
.banner-sm{flex:1;background-size:cover;background-position:center;position:relative;display:flex;align-items:flex-end}
.bsm-text{background:linear-gradient(transparent,rgba(0,0,0,.7));padding:14px;width:100%;color:#fff}
.bsm-text strong{display:block;font-size:13px;font-weight:600}
.bsm-text span{font-size:11px;color:rgba(255,255,255,.7)}

/* ANNOUNCEMENT */
.announce-bar{background:var(--white);border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:14px 0;text-align:center}
.announce-inner{display:flex;flex-direction:column;align-items:center;gap:4px}
.announce-inner p{font-size:14px;color:var(--text);margin:0}
.announce-inner a{font-size:13px;color:var(--steel);font-weight:600;transition:color .15s}
.announce-inner a:hover{color:var(--steel-dark);text-decoration:underline}

/* SECTION */
.section{padding:40px 0}
.section-white{background:var(--white)}
.section-grey{background:var(--grey-bg)}
.section-heading{font-size:20px;font-weight:700;text-align:center;color:var(--text);margin-bottom:28px;text-transform:uppercase;letter-spacing:.5px}
.section-heading.left{text-align:left}

/* PRODUCT CARDS — Centre Com style */
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.product-card{background:#fff;border:1px solid var(--border);transition:border-color .15s;overflow:hidden}
.product-card:hover{border-color:var(--steel)}
.pc-img{height:180px;background-size:cover;background-position:center;border-bottom:1px solid var(--grey-100)}
.pc-body{padding:14px 16px}
.pc-title{font-size:14px;font-weight:600;color:var(--text);margin-bottom:8px;line-height:1.4}
.pc-specs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:8px}
.pc-specs span{font-size:10px;background:var(--grey-bg);border:1px solid var(--grey-100);padding:2px 8px;color:var(--text-light);font-weight:500}
.pc-desc{font-size:12px;color:var(--text-light);line-height:1.6;margin-bottom:12px}
.pc-footer{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--grey-100);padding-top:10px}
.pc-price{font-size:12px;color:var(--text-muted)}.pc-price strong{font-size:18px;color:var(--red);font-weight:700}
.pc-btn{background:var(--steel);color:#fff;font-size:11px;font-weight:700;padding:7px 16px;text-transform:uppercase;letter-spacing:.3px;transition:background .15s}
.pc-btn:hover{background:var(--steel-dark)}

/* WHY BAR */
.why-bar{background:var(--black);padding:18px 0}
.why-bar-inner{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.wb-item{text-align:center;flex:1;min-width:140px}
.wb-item strong{display:block;color:#fff;font-size:13px;font-weight:600}
.wb-item small{font-size:10px;color:rgba(255,255,255,.5)}

/* ABOUT */
.about-row{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.about-img img{width:100%;height:350px;object-fit:cover}
.about-text p{font-size:13px;color:var(--text-light);margin-bottom:10px;line-height:1.7}
.about-stats{display:flex;gap:28px;margin-top:20px;padding-top:16px;border-top:1px solid var(--border)}
.as{text-align:center}
.as strong{font-size:28px;font-weight:800;color:var(--text)}
.as small{display:block;font-size:10px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}

/* GALLERY */
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.gal-item{height:180px;background-size:cover;background-position:center;position:relative;display:flex;align-items:flex-end;transition:opacity .15s}
.gal-item:hover{opacity:.9}
.gal-item::after{content:'';position:absolute;inset:0;background:linear-gradient(transparent 50%,rgba(0,0,0,.6))}
.gal-item span{position:relative;z-index:1;color:#fff;font-size:12px;font-weight:600;padding:10px}
.gi-wide{grid-column:span 2}

/* STEPS */
.steps-row{display:flex;align-items:center;justify-content:center;gap:0;flex-wrap:wrap}
.step-box{background:#fff;border:1px solid var(--border);padding:24px 20px;text-align:center;flex:1;min-width:160px;max-width:220px}
.step-box:hover{border-color:var(--steel)}
.sb-num{width:36px;height:36px;background:var(--steel);color:#fff;font-weight:700;font-size:14px;display:flex;align-items:center;justify-content:center;margin:0 auto 10px}
.step-box h3{font-size:14px;font-weight:700;color:var(--text);margin-bottom:4px}
.step-box p{font-size:12px;color:var(--text-light)}
.step-arrow{font-size:18px;color:var(--grey-200);padding:0 8px;flex-shrink:0}

/* REVIEWS */
.review-row{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.rev-card{background:#fff;border:1px solid var(--border);padding:24px 20px}
.rev-card:hover{border-color:var(--steel)}
.rev-stars{color:#f5a623;font-size:14px;letter-spacing:2px;margin-bottom:10px}
.rev-card p{font-size:13px;color:var(--text);line-height:1.6;margin-bottom:12px;font-style:italic}
.rev-card strong{font-size:13px}.rev-card small{font-size:11px;color:var(--text-muted)}

/* FAQ */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{border:1px solid var(--border);margin-bottom:-1px;background:#fff}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;padding:14px 18px;background:none;border:none;color:var(--text);font-family:var(--font);font-size:14px;font-weight:600;text-align:left;cursor:pointer;transition:background .1s}
.faq-q:hover{background:var(--grey-bg)}
.faq-toggle{font-size:18px;color:var(--text-muted);transition:transform .2s;font-weight:400}
.faq-item.open .faq-toggle{transform:rotate(45deg);color:var(--steel)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s}
.faq-item.open .faq-a{max-height:200px;padding:0 18px 14px}
.faq-a p{font-size:13px;color:var(--text-light);line-height:1.7}

/* CTA BAR */
.cta-bar{background:var(--steel);padding:48px 0;text-align:center;color:#fff}
.cta-inner h2{font-size:22px;font-weight:700;margin-bottom:6px;letter-spacing:.5px}
.cta-inner p{font-size:14px;color:rgba(255,255,255,.7);margin-bottom:20px}
.cta-btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:16px}
.btn-cta-outline{display:inline-block;font-family:var(--font);font-weight:700;font-size:13px;padding:10px 24px;color:#fff;border:2px solid rgba(255,255,255,.4);text-transform:uppercase;letter-spacing:.5px;transition:all .15s}
.btn-cta-outline:hover{border-color:#fff;background:rgba(255,255,255,.1)}
.cta-details{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;font-size:12px;color:rgba(255,255,255,.45)}

/* FOOTER */
.footer{background:var(--dark);padding:36px 0 16px;color:rgba(255,255,255,.6)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px;margin-bottom:24px}
.f-brand p{font-size:12px;margin-top:10px;line-height:1.6;color:rgba(255,255,255,.35)}
.f-phone{color:#fff;font-weight:600;font-size:13px;margin-top:8px}
.f-col h4{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:rgba(255,255,255,.35);margin-bottom:12px}
.f-col a,.f-col span{display:block;font-size:12px;color:rgba(255,255,255,.5);padding:2px 0;transition:color .15s}
.f-col a:hover{color:#fff}
.f-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:14px;text-align:center;font-size:11px;color:rgba(255,255,255,.2)}

/* ANIMATIONS */
[data-anim]{opacity:0;transform:translateY(16px);transition:opacity .4s ease,transform .4s ease}
[data-anim].visible{opacity:1;transform:translateY(0)}

/* ========== RESPONSIVE ========== */
@media(max-width:1024px){
  .product-grid{grid-template-columns:1fr 1fr}
  .header-info{display:none}
  .about-row{grid-template-columns:1fr;gap:24px}
  .about-img img{height:260px}
  .gallery-grid{grid-template-columns:repeat(3,1fr)}
  .gi-wide{grid-column:span 1}
  .footer-grid{grid-template-columns:1fr 1fr}
  .review-row{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .nav-bar{display:none}
  .burger{display:block}
  .header-search{display:none}
  .tb-left{display:none}
  .banner-grid{grid-template-columns:1fr;height:auto}
  .banner-main{min-height:240px}
  .banner-side{flex-direction:row}
  .banner-sm{min-height:140px}
  .product-grid{grid-template-columns:1fr}
  .gallery-grid{grid-template-columns:1fr 1fr}
  .steps-row{flex-direction:column;gap:8px}
  .step-arrow{transform:rotate(90deg)}
  .step-box{max-width:100%;width:100%}
  .review-row{grid-template-columns:1fr}
  .why-bar-inner{flex-direction:column;align-items:center;gap:10px}
  .cta-btns{flex-direction:column;align-items:center}
  .cta-details{flex-direction:column;gap:4px}
  .footer-grid{grid-template-columns:1fr}
}
@media(max-width:480px){
  .banner-side{flex-direction:column}
  .gallery-grid{grid-template-columns:1fr}
  .about-stats{flex-direction:column;gap:12px;align-items:flex-start}
}