/* Ivory, metallic gold and charcoal: light-mode brand treatment. */
.theme-logo-light{display:none!important}
html[data-theme="light"] .theme-logo-dark{display:none!important}
html[data-theme="light"] .theme-logo-light{display:block!important}
html[data-theme="light"]{--void:#f7f3eb;--panel:#fffdf8;--panel2:#eee6d8;--steel:#24221e;--muted:#696257;--cyan:#916615;--orange:#916615;--gold-ink:#805b17;--violet-ink:#805b17;--ink:#24221e;--ink-soft:#49443c;--line:rgba(128,91,23,.23);--hairline:rgba(128,91,23,.19);--shadow:0 12px 38px rgba(80,64,36,.12)}
html[data-theme="light"] body{background-color:#f7f3eb;background-image:radial-gradient(ellipse at 80% 0,rgba(210,174,96,.14),transparent 45%),linear-gradient(120deg,#fffdf8,#f4eee3);color:var(--ink);background-size:auto}
html[data-theme="light"] body::before{background:linear-gradient(115deg,transparent 35%,rgba(185,144,66,.06) 35.1%,transparent 35.4%,transparent 72%,rgba(185,144,66,.05) 72.1%,transparent 72.4%)}
html[data-theme="light"] .site-header{background:rgba(255,253,248,.95);border-bottom-color:var(--line)}
html[data-theme="light"] .brand-image,html[data-theme="light"] .footer-logo{filter:drop-shadow(0 3px 7px rgba(128,91,23,.15))}
.brand-image img{object-fit:contain!important}
html[data-theme="light"] .title span{background:none;color:var(--gold-ink);-webkit-text-fill-color:var(--gold-ink);text-shadow:none}
html[data-theme="light"] .nav-links a.active,html[data-theme="light"] .nav-links a:hover{color:var(--gold-ink)}
html[data-theme="light"] .btn-primary,html[data-theme="light"] .btn-orange{background:linear-gradient(125deg,#bb8729,#f1d88c 55%,#c99a3f);color:#241c0d;border-color:#b78b37}
html[data-theme="light"] .btn-primary:hover,html[data-theme="light"] .btn-orange:hover{background:linear-gradient(125deg,#cca046,#ffe7a4,#d5ad59);color:#241c0d}
html[data-theme="light"] :is(.btn,.card,.product-card,.tab,.pay-option,.gallery-item,.iconbox)::after{background:linear-gradient(90deg,transparent,#b98b32,#e4c77d,transparent);box-shadow:0 0 12px rgba(185,139,50,.25)}
html[data-theme="light"] .btn:hover,html[data-theme="light"] .card:hover{box-shadow:0 12px 36px rgba(80,64,36,.13)}
html[data-theme="light"] .brand-watermark{background-image:url('../images/techeng-logo-light.png')}
html[data-theme="light"] .brand-laser{background:#c49a40;box-shadow:0 0 12px #c49a40}
html[data-theme="light"] .brand-reveal{background:linear-gradient(90deg,transparent,rgba(185,139,50,.04),transparent)}
html[data-theme="light"] :focus-visible{outline-color:#805b17}
html[data-theme="light"] .trust-row b,html[data-theme="light"] .accordion button{color:var(--ink)}
html[data-theme="light"] .nav-links a::after{background:linear-gradient(90deg,#c49a40,#805b17);box-shadow:none}
html[data-theme="light"] .brand-image{background:#f0e8d9;border-color:var(--line)}
html[data-theme="light"] .nav-search-input{color:var(--ink)}
html[data-theme="light"] .nav-search-btn{color:var(--gold-ink)}
html[data-theme="light"]{--brand-accent:#ad7e27;--brand-accent-soft:rgba(173,126,39,.14)}
html[data-theme="light"] .mobile-toggle{color:var(--ink)}
@media(max-width:900px){.nav-actions .theme-toggle.btn{display:inline-flex;align-items:center;justify-content:center;min-width:40px;min-height:44px;padding:8px}.theme-toggle .mode-label{display:none}}

/* Keep the light-mode emblem visible behind the content and sweep it in gold. */
html[data-theme="light"] .brand-scan{z-index:0;opacity:1}
html[data-theme="light"] main{z-index:1}
html[data-theme="light"] .brand-watermark{right:3vw;top:16vh;width:min(65vw,820px);opacity:.13;filter:sepia(.12) saturate(.85);animation:lightWatermarkPulse 9s ease-in-out infinite}
html[data-theme="light"] .brand-laser{width:2px;background:linear-gradient(180deg,transparent,#b37a13 12%,#ffe7a0 50%,#b37a13 88%,transparent);box-shadow:0 0 8px 2px rgba(202,150,43,.55),0 0 32px 8px rgba(222,175,67,.22);animation:screenScan 9s cubic-bezier(.6,0,.4,1) infinite}
html[data-theme="light"] .brand-reveal{background:linear-gradient(90deg,transparent 15%,rgba(219,172,62,.10) 48%,rgba(255,224,139,.17) 55%,transparent 75%)}
html[data-theme="light"] .hero::before,html[data-theme="light"] .page-hero::before{background:transparent}
@keyframes lightWatermarkPulse{0%,15%,75%,100%{opacity:.11}40%,60%{opacity:.19}}
@media(max-width:620px){html[data-theme="light"] .brand-watermark{width:94vw;right:-13vw;top:22vh}}
@media(prefers-reduced-motion:reduce){html[data-theme="light"] .brand-watermark{animation:none;opacity:.13}html[data-theme="light"] .brand-reveal{animation:none;background:none}html[data-theme="light"] .brand-laser{display:none}}

/* Labelled light/dark switch inside the mobile menu */
.menu-theme-toggle{display:none}
@media(max-width:900px){.nav-links .menu-theme-toggle{display:flex;align-items:center;gap:10px;width:100%;min-height:44px;margin-top:6px;padding:11px 0;border:0;border-top:1px solid var(--line);background:none;color:inherit;font:inherit;font-weight:700;text-align:left;cursor:pointer}.menu-theme-toggle:focus-visible{outline:2px solid #d4af37;outline-offset:3px}}