body{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#172033;background:#fff}a{text-decoration:none}.brand-logo{display:inline-flex;align-items:center;padding:0}.brand-logo img{display:block;width:176px;height:auto;max-height:44px}.admin-brand-logo img{width:188px;max-height:42px;border-radius:4px}.footer-logo{display:block;width:170px;height:auto}.hero{background:linear-gradient(180deg,#f7fbff,#fff);border-bottom:1px solid #e8eef5}.hero h1{font-size:clamp(2.25rem,5vw,4.8rem);line-height:1.02;letter-spacing:0;font-weight:800}.hero-panel{background:#fff;border:1px solid #dfe7ef;border-radius:8px;padding:2rem;box-shadow:0 18px 55px rgba(17,24,39,.08);display:grid;gap:1rem}.hero-panel span,.value-tile{border-left:4px solid #0b5fff;background:#f8fafc;padding:1rem;border-radius:6px}.section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.5rem}.product-card{border:1px solid #dfe7ef;border-radius:8px;background:#fff;overflow:hidden;transition:transform .18s ease,box-shadow .18s ease}.product-card:hover{transform:translateY(-3px);box-shadow:0 14px 38px rgba(17,24,39,.08)}.product-card img{width:100%;aspect-ratio:16/10;object-fit:cover;background:#f2f5f8}.product-card h3{font-size:1.22rem}.price{font-size:1.55rem;color:#0b5fff}.compare{text-decoration:line-through;color:#8b96a6;margin-left:.5rem}.soft-band{background:#f7f9fb}.category-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem}.category-grid a{display:grid;gap:.35rem;border:1px solid #dfe7ef;border-radius:8px;padding:1.1rem;color:#172033;background:#fff}.filter-bar{display:grid;grid-template-columns:2fr 1.2fr 1fr 1fr auto auto auto;gap:.75rem;align-items:center;margin:1.5rem 0}.detail-img{width:100%;border-radius:8px;border:1px solid #dfe7ef}.purchase-box,.panel,.metric{border:1px solid #dfe7ef;border-radius:8px;background:#fff;padding:1.25rem}.trust-list{display:flex;gap:.5rem;flex-wrap:wrap;margin:1rem 0;padding:0;list-style:none}.trust-list li{background:#eef7f4;color:#0d6f63;border-radius:999px;padding:.35rem .7rem;font-size:.9rem}.content-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem}.narrow,.auth-box{max-width:760px}.auth-box{max-width:440px}.admin-bg{background:#f5f7fa}.metric span{display:block;color:#64748b;font-size:.9rem}.metric strong{font-size:1.7rem}.admin-form textarea{min-height:120px}@media (max-width:992px){.brand-logo img{width:150px}.filter-bar{grid-template-columns:1fr}.hero h1{font-size:2.35rem}}

/* ============================================================
   Premium UI layer
   ============================================================ */
:root{
  --ink:#0f172a;--ink-2:#334155;--muted:#64748b;--line:#e4eaf1;--line-2:#eef2f7;
  --brand:#0b5fff;--brand-dk:#0847c4;--brand-soft:#eff5ff;
  --ok:#0d9488;--ok-soft:#effaf7;--surface:#fff;--canvas:#f7f9fc;
  --r:12px;--r-lg:16px;
  --sh-1:0 1px 2px rgba(15,23,42,.05),0 1px 3px rgba(15,23,42,.06);
  --sh-2:0 4px 12px rgba(15,23,42,.06),0 2px 4px rgba(15,23,42,.04);
  --sh-3:0 18px 40px rgba(15,23,42,.10),0 4px 10px rgba(15,23,42,.05);
}
body{color:var(--ink);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
h1,h2,h3,h4{letter-spacing:-.02em;font-weight:750}
h1{line-height:1.08}
.text-muted{color:var(--muted)!important}
a{color:var(--brand)}
a:hover{color:var(--brand-dk)}
.ticon{width:18px;height:18px;flex:0 0 auto;vertical-align:-3px}

/* Buttons */
.btn{border-radius:10px;font-weight:600;letter-spacing:-.01em;transition:transform .12s ease,box-shadow .12s ease,background .12s ease}
.btn-lg{padding:.85rem 1.4rem;font-size:1.02rem}
.btn-primary{background:var(--brand);border-color:var(--brand);box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--brand-dk);border-color:var(--brand-dk);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0)}
.btn-outline-dark{border-color:var(--line);color:var(--ink)}
.btn-outline-dark:hover{background:var(--ink);border-color:var(--ink)}

/* Navbar */
.navbar{backdrop-filter:saturate(180%) blur(10px);background:rgba(255,255,255,.88)!important;border-bottom:1px solid var(--line)!important}
.navbar .nav-link{color:var(--ink-2);font-weight:550;font-size:.95rem;padding:.5rem .7rem;border-radius:8px}
.navbar .nav-link:hover{color:var(--brand);background:var(--brand-soft)}

/* Cards / panels */
.product-card{border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1)}
.product-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:#d4e2f7}
.panel,.purchase-box,.metric{border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:1.5rem}
.price{font-weight:800;letter-spacing:-.02em}
.trust-list li{background:var(--ok-soft);color:#0b6b60;font-weight:600}

/* Forms */
.form-control,.form-select{border:1px solid var(--line);border-radius:10px;padding:.7rem .85rem;font-size:.97rem;transition:border-color .12s ease,box-shadow .12s ease}
.form-control:focus,.form-select:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(11,95,255,.12)}
.form-control::placeholder{color:#9aa7b8}
.form-label{font-weight:600;font-size:.9rem;color:var(--ink-2);margin-bottom:.35rem}

/* Trust strip */
.trust-strip{background:var(--canvas);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:1.75rem 0;margin-top:4rem}
.trust-strip-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:1.25rem}
.trust-item{display:flex;gap:.75rem;align-items:flex-start}
.trust-item .ticon{width:22px;height:22px;color:var(--ok);margin-top:2px}
.trust-item strong{display:block;font-size:.94rem;line-height:1.3}
.trust-item span{display:block;color:var(--muted);font-size:.85rem;line-height:1.35}

/* Footer */
.site-footer{background:#fff;border-top:1px solid var(--line);padding:3.5rem 0 1.5rem}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:2.5rem}
.footer-heading{font-size:.82rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:700;margin-bottom:.9rem}
.footer-links{list-style:none;padding:0;margin:0;display:grid;gap:.55rem}
.footer-links a{color:var(--ink-2);font-size:.93rem}
.footer-links a:hover{color:var(--brand)}
.footer-note{font-size:.85rem;color:var(--muted);line-height:1.5;max-width:34ch}
.footer-bottom{display:flex;flex-wrap:wrap;gap:.75rem;justify-content:space-between;align-items:center;border-top:1px solid var(--line-2);margin-top:2.5rem;padding-top:1.25rem;font-size:.86rem;color:var(--muted)}
.footer-badges{display:inline-flex;align-items:center;gap:.4rem}
.footer-badges .ticon{width:16px;height:16px;color:var(--ok)}
.footer-sep{opacity:.5;margin:0 .3rem}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr;gap:2rem}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr}}

/* ============================================================
   Checkout
   ============================================================ */
.checkout-page{background:var(--canvas);padding:2.5rem 0 4rem}
.checkout-head{margin-bottom:1.75rem}
.checkout-head h1{font-size:clamp(1.9rem,3.4vw,2.6rem);margin-bottom:.35rem}
.checkout-head p{color:var(--muted);margin:0}
.checkout-steps{display:flex;align-items:center;gap:.6rem;margin-bottom:1.75rem;flex-wrap:wrap}
.cstep{display:flex;align-items:center;gap:.5rem;font-size:.88rem;color:var(--muted);font-weight:600}
.cstep i{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;background:#e8edf4;color:var(--muted);font-style:normal;font-size:.78rem;font-weight:700}
.cstep.is-active{color:var(--brand)}
.cstep.is-active i{background:var(--brand);color:#fff}
.cstep-line{flex:1 1 28px;height:2px;background:var(--line);min-width:20px;max-width:52px}
.checkout-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-2);padding:1.6rem;margin-bottom:1.25rem}
.checkout-card h2{font-size:1.05rem;margin:0 0 1.1rem;display:flex;align-items:center;gap:.5rem}
.checkout-card h2 .ticon{color:var(--brand)}

/* Gateway tabs */
.gateway-tabs{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:.75rem}
.gateway-tab{position:relative;display:flex;align-items:center;gap:.7rem;border:2px solid var(--line);border-radius:var(--r);padding:.95rem 1rem;cursor:pointer;background:#fff;margin:0;transition:border-color .15s ease,background .15s ease,box-shadow .15s ease}
.gateway-tab:hover{border-color:#b9cbe6;background:#fbfdff}
.gateway-tab input{position:absolute;width:1px;height:1px;opacity:0;margin:0;pointer-events:none}
.gateway-tab-mark{flex:0 0 auto;width:20px;height:20px;border:2px solid #c3ceda;border-radius:50%;background:#fff;position:relative;transition:border-color .15s ease}
.gateway-tab-mark::after{content:"";position:absolute;inset:3px;border-radius:50%;background:var(--brand);transform:scale(0);transition:transform .15s ease}
.gateway-tab-label{font-weight:650;line-height:1.2}
.gateway-tab input:checked~.gateway-tab-mark{border-color:var(--brand)}
.gateway-tab input:checked~.gateway-tab-mark::after{transform:scale(1)}
.gateway-tab input:checked~.gateway-tab-label{color:var(--brand)}
.gateway-tab input:focus-visible~.gateway-tab-mark{outline:2px solid var(--brand);outline-offset:2px}
@supports selector(:has(*)){.gateway-tab:has(input:checked){border-color:var(--brand);background:var(--brand-soft);box-shadow:0 0 0 3px rgba(11,95,255,.08)}}

/* Order summary */
.summary-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-2);padding:1.5rem;position:sticky;top:88px}
.summary-item{display:flex;gap:.9rem;padding-bottom:1.1rem;border-bottom:1px solid var(--line-2);margin-bottom:1.1rem}
.summary-item img{width:88px;height:56px;object-fit:cover;border-radius:8px;border:1px solid var(--line);flex:0 0 auto}
.summary-item strong{display:block;font-size:.96rem;line-height:1.3}
.summary-item span{color:var(--muted);font-size:.84rem}
.summary-row{display:flex;justify-content:space-between;align-items:center;padding:.4rem 0;font-size:.94rem;color:var(--ink-2)}
.summary-total{display:flex;justify-content:space-between;align-items:baseline;border-top:1px solid var(--line);margin-top:.6rem;padding-top:.9rem;font-weight:700}
.summary-total .price{font-size:1.6rem}
.summary-assure{list-style:none;padding:0;margin:1.2rem 0 0;display:grid;gap:.55rem}
.summary-assure li{display:flex;gap:.55rem;align-items:flex-start;font-size:.87rem;color:var(--ink-2)}
.summary-assure .ticon{width:17px;height:17px;color:var(--ok);margin-top:1px}
.secure-note{display:flex;gap:.5rem;align-items:center;justify-content:center;margin-top:1rem;padding-top:1rem;border-top:1px solid var(--line-2);color:var(--muted);font-size:.82rem}
.secure-note .ticon{width:15px;height:15px;color:var(--ok)}
@media (max-width:991px){.summary-card{position:static;margin-top:1.25rem}}
.hero-panel strong,.hero-panel span{display:flex;align-items:center;gap:.6rem;font-size:.96rem}
.hero-panel .ticon{color:var(--ok);width:19px;height:19px}
.hero{background:linear-gradient(180deg,#f5f9ff,#fff)}