html[data-mg-theme] { background: var(--background-color); color: var(--text-color); }
html[data-mg-theme] .site-body::before { background: var(--background-color); }
html[data-mg-theme] .page-glow { display: none; }
html[data-mg-theme] .particle-field { opacity: .07; }
html[data-mg-theme] .site-header, html[data-mg-theme] .mega-panel { background: var(--navbar-color); border-color: var(--theme-border); }
html[data-mg-theme] :is(.panel, .stat-card, .pricing-card, .faq-item, .dashboard-sidebar, .form-card, .about-stat, .about-story-card, .feature-card, .team-card, .showcase-card, .nova-hardware-item, .panel-tool-card, .support-method-card) { background-color: var(--card-color); border-color: var(--theme-border); color: var(--text-color); }
html[data-mg-theme] .btn:not(.btn-danger):not(.btn-success):not(.btn-warning) { background: var(--button-color); color: var(--button-text-color); box-shadow: none; }
html[data-mg-theme] :is(.btn-ghost, .btn-outline) { background: transparent; color: var(--text-color); border-color: var(--theme-border); }
html[data-mg-theme] .text-gradient { background: none; -webkit-text-fill-color: var(--primary-color); color: var(--primary-color); }
html[data-mg-theme] :is(.nova-footer, .site-footer) { background: var(--background-color); border-color: var(--theme-border); }
html[data-mg-theme] :is(input, textarea, select) { color: var(--text-color); background-color: var(--card-color); border-color: var(--theme-border); }
html[data-mg-theme='light'] :is(.nova-footer h3, .nova-footer .brand strong, .panel h2, .stat-card span, .pricing-card h3, .section-heading h2, .section-heading h1, .about-shell h1, .team-shell h1, .team-shell h2, .company-shell h1, .policy-shell h1, .policy-shell h2, .policy-card, .nova-hardware-item h3, .panel-tool-card h3) { color: var(--text-color); }
html[data-mg-theme='light'] :is(.nova-faq-number, .company-pill, .panel-toolkit-tabs button, .showcase-card) { background: var(--theme-hover); color: var(--text-color); }
html[data-mg-theme='light'] .nova-page-media span { color: white; }
html[data-mg-theme='light'] .site-body :is(h1,h2,h3,h4,h5,h6,label,th) { color: var(--text-color); }
html[data-mg-theme='light'] .mixed-hero :is(h1,h3) { color: white; }
html[data-mg-theme='light'] .mixed-hero h2 { color: var(--theme-highlight); }
html[data-mg-theme='light'] :is(.tab-button,.chip):not(.active) { background: var(--card-color); color: var(--text-color); border-color: var(--theme-border); }
html[data-mg-theme='light'] :is(.nova-community-inner, .about-hero, .support-hero, .policy-card) { background-color: var(--card-color); border-color: var(--theme-border); }
html[data-mg-theme-ready] :is(body, body::before, .site-header, .mega-panel, .panel, .stat-card, .pricing-card, .faq-item, .dashboard-sidebar, .form-card, .about-stat, .about-story-card, .feature-card, .team-card, .nova-footer, .site-footer, .btn, .theme-picker, input, textarea, select) { transition: background-color .24s ease, color .24s ease, border-color .24s ease, box-shadow .24s ease; }
.theme-toggle { position: fixed; left: 15px; bottom: 15px; z-index: 45; width: 46px; height: 46px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.2); border-radius: 50%; background: var(--button-color); color: var(--button-text-color); font-size: 20px; box-shadow: 0 5px 20px #0003; }
.theme-toggle:hover { transform: translateY(-2px); }
.theme-picker { position: fixed; inset: auto auto 75px 15px; margin: 0; width: 310px; max-width: calc(100vw - 30px); max-height: calc(100dvh - 100px); overflow-y: auto; padding: 20px; color: var(--text-color); background: var(--card-color); border: 1px solid var(--theme-border); border-radius: 8px; box-shadow: 0 16px 40px #0004; }
.theme-picker::backdrop { background: #0004; }
.theme-picker-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 15px; }
.theme-picker h2 { font-size: 18px; margin: 0; letter-spacing: 0; }
.theme-icon { width: 30px; height: 30px; border: 0; border-radius: 4px; display: grid; place-items: center; background: transparent; color: var(--muted-color); }
.theme-picker fieldset { padding: 0; margin: 0 0 16px; border: 0; }
.theme-picker fieldset:last-child { margin: 0; }.theme-picker legend { font-size: 12px; color: var(--muted-color); margin-bottom: 10px; }
.theme-modes { display: flex; gap: 10px; }
.theme-swatches { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.theme-modes button { width: 43px; height: 38px; background: var(--theme-hover); color: var(--text-color); border: 1px solid var(--theme-border); border-radius: 5px; }
.theme-modes button[aria-pressed='true'] { border-color: var(--primary-color); color: var(--primary-color); }
.theme-swatches button { width: 100%; height: 38px; background: var(--swatch); color: white; border: 2px solid transparent; border-radius: 5px; }
.theme-swatches button i { filter: drop-shadow(0 1px 1px #000); }
.theme-custom-row { display: flex; align-items: center; gap: 10px; padding-top: 14px; margin-top: 16px; border-top: 1px solid var(--theme-border); }
.theme-custom-row label { font-size: 12px; margin: 0; color: var(--text-color); }
.theme-custom-row output { font: 11px 'Geist Mono', monospace; margin-left: auto; color: var(--muted-color); }
.theme-custom-row input[type='color'] { width: 38px; height: 34px; flex-shrink: 0; padding: 3px; border: 1px solid var(--theme-border); border-radius: 5px; cursor: pointer; }
.theme-swatches button[aria-pressed='true'] { outline: 2px solid var(--text-color); outline-offset: 2px; }.theme-swatches button[aria-pressed='false'] i { visibility: hidden; }
:is(.theme-toggle, .theme-picker button):focus-visible { outline: 2px solid var(--text-color); outline-offset: 3px; }
@media (prefers-reduced-motion: reduce) { html[data-mg-theme-ready] * { transition-duration: .01ms !important; } .theme-toggle:hover { transform: none; } }