:root{
  --nav:#073e6e; --dark:#002954; --darker:#12223d; --teal:#16b7cc; --teal-d:#0f9db0; --link:#1f73b3;
  --text:#748182; --head:#212121; --line:#e5e8ea; --soft:#f7f7f7;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:Poppins,system-ui,sans-serif;font-size:15px;line-height:1.7;color:var(--text);background:#fff}
h1,h2,h3,h4{font-family:Montserrat,sans-serif;color:var(--head);line-height:1.25;margin:0 0 .6em}
a{color:var(--link);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto}
.wrap{width:100%;max-width:1140px;margin:0 auto;padding:0 20px}
.wrap.narrow{max-width:820px}

/* header */
.site-header{background:var(--nav);position:relative;z-index:20}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:76px;gap:20px}
.brand img{display:block;max-height:54px;width:auto}
.brand-text{color:#fff;font-family:Montserrat,sans-serif;font-weight:700;font-size:18px;letter-spacing:.5px}
.brand:hover{text-decoration:none}
.main-nav ul{list-style:none;margin:0;padding:0;display:flex;align-items:center;gap:6px}
.main-nav li{position:relative}
.main-nav a{display:block;color:#fff;font-family:Montserrat,sans-serif;font-weight:600;font-size:11.5px;letter-spacing:.6px;text-transform:uppercase;padding:10px 12px}
.main-nav a:hover{text-decoration:none;color:var(--teal)}
.main-nav .sub{display:none;position:absolute;top:100%;left:0;min-width:260px;background:#fff;box-shadow:0 8px 24px rgba(0,0,0,.18);flex-direction:column;align-items:stretch;gap:0;padding:6px 0;border-top:3px solid var(--teal)}
.main-nav .sub a{color:var(--head);text-transform:none;font-size:13px;padding:10px 18px;letter-spacing:0;font-weight:500}
.main-nav .sub a:hover{background:var(--soft);color:var(--link)}
.main-nav .has-sub:hover>.sub,.main-nav .has-sub:focus-within>.sub{display:flex}
.cart-link{position:relative;display:flex!important;align-items:center}
.cart-count{position:absolute;top:2px;right:-2px;background:var(--teal);color:#fff;border-radius:10px;font-size:10px;min-width:17px;height:17px;line-height:17px;text-align:center;padding:0 4px}
.nav-toggle{display:none;background:none;border:0;padding:8px;cursor:pointer}
.nav-toggle span{display:block;width:24px;height:2px;background:#fff;margin:5px 0}

/* inner page banner */
.page-banner{position:relative;background:url(../img/sub-header.jpg) center/cover no-repeat,var(--nav);color:#fff;padding:54px 0;text-align:center}
.page-banner .overlay{position:absolute;inset:0;background:rgba(0,0,0,.6)}
.page-banner .wrap{position:relative}
.page-banner h1{color:#fff;font-size:34px;margin:0 0 6px}
.crumbs{font-size:13px;color:#d4dbe0}
.crumbs a{color:#fff}

/* hero slider */
.hero{position:relative;height:460px;overflow:hidden;background:var(--nav)}
.slide{position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity .7s;background:#0b4a86 center/cover no-repeat;display:flex;align-items:center}
.slide.active{opacity:1;visibility:visible}
.slide-overlay{position:absolute;inset:0;background:linear-gradient(to right,rgba(0,0,153,.5) 0%,rgba(0,190,214,.6) 100%)}
.slide-body{position:relative;color:#fff;text-align:center}
.slide-body h2{color:#fff;font-size:clamp(34px,6vw,72px);font-weight:700;margin-bottom:12px;letter-spacing:1px}
.slide-body p{font-size:clamp(15px,2vw,20px);max-width:760px;margin:0 auto 24px;color:#fff}
.arrow{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.9);color:var(--teal);border:0;width:40px;height:40px;border-radius:50%;cursor:pointer;font-size:15px;z-index:3}
.arrow.prev{left:18px}.arrow.next{right:18px}
.dots{position:absolute;bottom:16px;left:0;right:0;text-align:center;z-index:3}
.dot{width:10px;height:10px;border-radius:50%;border:2px solid #fff;background:transparent;margin:0 4px;padding:0;cursor:pointer}
.dot.active{background:#fff}

/* buttons */
.btn{display:inline-block;font-family:Montserrat,sans-serif;font-weight:600;font-size:13px;letter-spacing:.8px;text-transform:uppercase;border:2px solid transparent;border-radius:0;padding:12px 28px;cursor:pointer;line-height:1.2;text-align:center}
.btn:hover{text-decoration:none}
.btn-teal{background:var(--teal);color:#fff}.btn-teal:hover{background:var(--teal-d)}
.btn-outline{border-color:#fff;color:#fff;background:transparent}.btn-outline:hover{background:#fff;color:var(--nav)}
.btn-outline-dark{border-color:var(--nav);color:var(--nav);background:#fff}.btn-outline-dark:hover{background:var(--nav);color:#fff}
.btn.block{display:block;width:100%}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.link-btn{background:none;border:0;color:#b32d2e;font-size:22px;cursor:pointer;line-height:1}

/* sections */
.section{padding:64px 0}
.section-title{text-align:center;font-size:32px;margin-bottom:28px}
.section-title.muted{color:var(--text);font-weight:400}
.lead{text-align:center;max-width:900px;margin:0 auto 42px;font-size:16px}
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.feature{text-align:center;padding:10px}
.feature h3{font-size:20px}
.featured{background:var(--soft)}
.featured-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.card{background:#fff;padding:24px;border:1px solid var(--line);display:flex;flex-direction:column;justify-content:space-between}
.card h3{font-size:16px;line-height:1.45}
.learn{font-family:Montserrat,sans-serif;font-size:12px;font-weight:700;letter-spacing:.8px;color:var(--link);margin-top:14px}
.submit{background:#fff;border-top:1px solid var(--line)}
.submit-inner{display:flex;align-items:center;justify-content:space-between;gap:30px;background:var(--nav);padding:36px 40px;color:#e8eef4}
.submit-inner h3{color:#fff;font-size:24px}
.submit-inner p{margin:0}

/* shop + product */
.shop-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px}
.product-card{border:1px solid var(--line);padding:26px;text-align:center;color:var(--text);display:flex;flex-direction:column;gap:10px;align-items:center}
.product-card:hover{text-decoration:none;box-shadow:0 6px 20px rgba(0,0,0,.08)}
.product-card h3{font-size:19px;margin:0}
.product-card .tag{font-size:12.5px;background:var(--soft);padding:3px 12px;border-radius:12px}
.price{font-family:Montserrat,sans-serif;font-weight:700;color:var(--head);font-size:20px}
.product-title{font-size:30px}
.product-price{font-family:Montserrat,sans-serif;font-size:26px;font-weight:700;color:var(--head);margin:0 0 18px}
.options-heading{font-size:20px;margin:22px 0 10px}
.addon{margin-bottom:20px}
.addon label{display:block;font-family:Montserrat,sans-serif;font-weight:600;color:var(--head);margin-bottom:2px}
.addon-note{margin:0 0 8px;font-size:13.5px}
select,input[type=text],input[type=email],input[type=tel],input[type=number],input:not([type]),textarea{width:100%;font:inherit;color:var(--head);padding:11px 12px;border:1px solid #ccd3d6;border-radius:3px;background:#fff}
select:focus,input:focus,textarea:focus{outline:2px solid var(--teal);outline-offset:0;border-color:var(--teal)}
.req{color:#c0392b}
.price-summary{margin:24px 0;padding:14px 18px;border:1px solid var(--line);background:var(--soft)}
.price-summary div{display:flex;justify-content:space-between;padding:4px 0}
.price-summary dt,.price-summary dd{margin:0}
.price-summary .total{border-top:1px solid #d6dbde;margin-top:6px;padding-top:8px;font-weight:700;color:var(--head);font-size:17px}
.buy-row{display:flex;gap:12px;align-items:stretch;flex-wrap:wrap}
.btn-sm{padding:8px 18px;font-size:12px}
.cart-notice{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}
.var-msg{margin:-6px 0 14px;color:#8e2a20;font-size:13.5px}
.notice .btn-teal{color:#fff}
.product-desc{margin-top:36px}
.prose h2,.prose h3{margin-top:1.4em}

/* cart */
.table-wrap{overflow-x:auto}
.cart-table,.review-table{width:100%;border-collapse:collapse}
.cart-table th,.cart-table td{padding:14px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.cart-table th{font-family:Montserrat,sans-serif;font-size:12px;letter-spacing:.6px;text-transform:uppercase;color:var(--head)}
.cart-table input[type=number]{width:80px}
.opt-line{font-size:13px;color:var(--text)}
.cart-actions{text-align:right;margin:18px 0}
.cart-totals{max-width:380px;margin:30px 0 0 auto;border:1px solid var(--line);padding:22px}
.cart-totals .row{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--line)}
.cart-totals .total{font-size:18px;color:var(--head)}
.cart-totals .btn{margin-top:18px}
.empty-cart{text-align:center;padding:40px 0}

/* checkout */
.checkout-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:40px;align-items:start}
.billing p{margin:0 0 14px}
.billing label{display:block;font-weight:500;color:var(--head)}
.billing label input,.billing label select,.billing label textarea{margin-top:4px;font-weight:400}
.two{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.three{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:14px}
.hint{background:var(--soft);padding:10px 14px;border-left:3px solid var(--teal);font-size:13.5px}
.order-review{background:var(--soft);border:1px solid var(--line);padding:24px}
.review-table th,.review-table td{padding:10px 0;border-bottom:1px solid #dde1e3;text-align:left;vertical-align:top}
.review-table td:last-child,.review-table th:last-child{text-align:right}
.gateways{margin:22px 0 14px}
.gateway{display:block;background:#fff;border:1px solid var(--line);padding:14px 16px;margin-bottom:10px;cursor:pointer}
.gateway input{margin-right:8px}
.g-title{font-weight:600;color:var(--head)}
.g-desc{display:block;font-size:13px;margin:4px 0 0 24px}
.terms{font-size:13.5px}

/* misc */
.notice{padding:14px 18px;margin:0 0 20px;border-left:4px solid;background:#f5f5f5}
.notice-success{border-color:#2e9e57;background:#eaf7ef;color:#1c6b3a}
.notice-error{border-color:#c0392b;background:#fdecea;color:#8e2a20}
.notice-info{border-color:var(--teal);background:#e8f8fb;color:#0b6572}
.order-meta{list-style:none;padding:0;margin:0 0 28px;display:flex;flex-wrap:wrap;gap:8px 32px}
address{font-style:normal}

/* footer */
.site-footer{background:var(--dark);color:#b9c6d4}
.footer-cols{display:grid;grid-template-columns:1.5fr 1fr 1.2fr 1.2fr;gap:36px;padding-top:54px;padding-bottom:40px}
.site-footer h4{color:#fff;text-transform:uppercase;font-size:15px;letter-spacing:1px;margin-bottom:16px}
.site-footer p{margin:0;font-size:14px}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:8px;font-size:14px}
.site-footer a{color:#b9c6d4}
.site-footer a:hover{color:#fff}
.copyright{background:var(--darker);padding:16px 0;font-size:13px}
.copyright .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.legal a{margin-left:16px}

@media (max-width:991px){
  .features,.featured-grid{grid-template-columns:repeat(2,1fr)}
  .footer-cols{grid-template-columns:1fr 1fr}
  .checkout-grid{grid-template-columns:1fr}
  .nav-toggle{display:block}
  .main-nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--nav);border-top:1px solid rgba(255,255,255,.15)}
  .main-nav.open{display:block}
  .main-nav ul{flex-direction:column;align-items:stretch;gap:0;padding:8px 20px 16px}
  .main-nav .sub{display:flex;position:static;box-shadow:none;border:0;background:rgba(255,255,255,.07);padding:0 0 0 14px}
  .main-nav .sub a{color:#fff}
  .main-nav .sub a:hover{background:transparent;color:var(--teal)}
  .hero{height:380px}
  .submit-inner{flex-direction:column;text-align:center;padding:28px 20px}
}
@media (max-width:600px){
  .section{padding:44px 0}
  .features,.featured-grid,.footer-cols,.two,.three{grid-template-columns:1fr}
  .cart-table thead{display:none}
  .cart-table tr{display:block;border-bottom:1px solid var(--line);padding:10px 0}
  .cart-table td{display:flex;justify-content:space-between;border:0;padding:6px 4px}
  .cart-table td::before{content:attr(data-label);font-weight:600;color:var(--head);margin-right:14px}
  .legal a{margin:0 12px 0 0}
}
.cat-filter{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 18px}
.cat-filter a{padding:6px 14px;border:1px solid #cfd8dc;border-radius:20px;text-decoration:none;color:inherit;font-size:14px}
.cat-filter a.on{background:#0e8a8a;border-color:#0e8a8a;color:#fff}

/* ---- UX polish ---- */
.steps{list-style:none;display:flex;justify-content:center;gap:10px;padding:0;margin:0 0 30px;flex-wrap:wrap;font-family:Montserrat,sans-serif;font-size:13px;color:#8a9499}
.steps li{display:flex;align-items:center;gap:8px}
.steps li+li::before{content:"";width:34px;height:2px;background:#d9dfe2;margin-right:2px}
.steps span{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:#e3e8ea;color:#5d686d;font-weight:700;font-size:12px}
.steps .now{color:var(--head);font-weight:600}.steps .now span{background:var(--teal);color:#fff}
.steps .done{color:var(--head)}.steps .done span{background:#2e9e57;color:#fff}
.product-form{background:#fff;border:1px solid var(--line);border-radius:6px;padding:26px 28px;box-shadow:0 2px 14px rgba(0,30,60,.05)}
.options-heading{margin:6px 0 14px;padding-bottom:8px;border-bottom:2px solid var(--teal);font-size:19px}
.addon select{cursor:pointer}
.price-summary{border-radius:6px}
.buy-row .btn{min-width:190px}
.trust{list-style:none;margin:20px 0 0;padding:16px 0 0;border-top:1px solid var(--line);display:grid;gap:6px;font-size:13.5px;color:#5d686d}
.trust li::before{content:"\2713";color:#2e9e57;font-weight:700;margin-right:9px}
.product-card{border-radius:6px;transition:transform .15s,box-shadow .15s}
.product-card:hover{transform:translateY(-3px)}
.product-card .price{font-family:Montserrat,sans-serif;font-weight:700;font-size:22px;color:var(--head)}
a:focus-visible,button:focus-visible{outline:2px solid var(--teal);outline-offset:2px}
@media (max-width:640px){
  .product-form{padding:18px 16px;border-left:0;border-right:0;border-radius:0;margin:0 -16px}
  .buy-row .btn{width:100%}
  .steps li+li::before{width:14px}
  .steps{font-size:12px}
}
.details{margin:0 0 20px;border:1px solid var(--line);border-radius:6px;overflow:hidden}
.details div{display:grid;grid-template-columns:200px 1fr;gap:12px;padding:10px 16px;border-bottom:1px solid var(--line)}
.details div:last-child{border-bottom:0}.details dt{color:#5d686d;font-family:Montserrat,sans-serif;font-size:13px}.details dd{margin:0;color:var(--head);word-break:break-word}
@media (max-width:640px){.details div{grid-template-columns:1fr;gap:2px}}