.light,html.light{--header-bg:rgba(255,255,255,0.85)!important;--header-border:rgba(0,0,0,0.1)!important;--text-gray:#475569!important;--text-white:#0f172a!important;--accent-cyan:#00ced1!important;--btn-dark:#000000!important;--cyan-alpha-16:rgba(0,0,0,0.1)!important;--mobile-menu-bg:#ffffff!important;--hover-bg:rgba(0,0,0,0.05)!important}:root,html.dark{--header-bg:#0a0b0d;--header-border:rgba(255,255,255,0.08);--text-gray:#a1a1aa;--text-white:#ffffff;--accent-cyan:#00ced1;--btn-dark:#001516;--cyan-alpha-16:rgba(0,21,22,0.16);--mobile-menu-bg:#0a0b0d;--hover-bg:rgba(255,255,255,0.05)}.sm-landing button.theme-toggle{width:30px;height:30px;border:0;border-radius:30px;display:flex;justify-content:center;align-content:center;flex-direction:column;flex-wrap:wrap;gap:0;cursor:pointer;box-shadow:inset 0 1px 1px var(--white-alpha-07,rgba(255,255,255,.07));background:var(--bg-card-dark,#101216);border:1px solid var(--white-alpha-09,rgba(255,255,255,.09))}.fixed-header-wrapper{position:fixed;top:24px;left:50%;transform:translateX(-50%);width:100%;max-width:1200px;padding:0 20px;z-index:999}.header-pill{display:flex;align-items:center;justify-content:space-between;background:var(--header-bg);border:1px solid var(--header-border);border-radius:999px;padding:8px 10px 8px 24px;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:0 10px 30px rgba(0,0,0,.5)}html.light .header-pill{box-shadow:0 10px 30px rgba(0,0,0,.08)}.header-logo-img{display:block;object-fit:contain;width:auto;height:32px}.header-logo-img,html.light .header-logo-img{filter:brightness(0) saturate(100%) invert(66%) sepia(59%) saturate(3116%) hue-rotate(135deg) brightness(97%) contrast(101%)}.desktop-nav,.header-right-group{display:flex;align-items:center;gap:32px}.nav-link{color:var(--text-gray);text-decoration:none;font-size:15px;font-weight:500;transition:color .3s ease}.nav-link:hover{color:var(--text-white)}.btn-header-cta{display:inline-flex;align-items:center;gap:12px;background:var(--accent-cyan);color:var(--btn-dark);text-decoration:none;font-weight:700;font-size:15px;padding:6px 6px 6px 20px;border-radius:999px;transition:transform .3s ease,background .3s ease}.btn-header-cta:hover{transform:translateY(-2px);background:#00e0e3}.btn-header-cta .arrow-circle{background:var(--cyan-alpha-16);width:32px;height:32px;border-radius:50%;display:grid;place-items:center}.mobile-menu-btn{display:none;background:transparent;border:1px solid var(--header-border);color:var(--text-white);width:44px;height:44px;border-radius:50%;cursor:pointer;place-items:center;transition:background .3s}.mobile-menu-btn:hover{background:var(--hover-bg)}.mobile-dropdown{position:absolute;top:calc(100% + 12px);left:0;width:100%;background:var(--mobile-menu-bg);border:1px solid var(--header-border);border-radius:20px;padding:24px;box-shadow:0 20px 40px rgba(0,0,0,.6);opacity:0;visibility:hidden;transform:translateY(-10px);transition:all .3s cubic-bezier(.25,1,.5,1)}html.light .mobile-dropdown{box-shadow:0 20px 40px rgba(0,0,0,.1)}.mobile-dropdown.open{opacity:1;visibility:visible;transform:translateY(0)}.mobile-nav-links{display:flex;flex-direction:column;gap:24px;margin-bottom:30px}.mobile-nav-link{color:var(--text-white);font-size:18px}.btn-mobile-cta,.mobile-nav-link{text-decoration:none;font-weight:700}.btn-mobile-cta{display:block;width:100%;text-align:center;background:var(--accent-cyan);color:var(--btn-dark);font-size:16px;padding:16px;border-radius:12px}@media (max-width:850px){.header-pill{padding:8px 8px 8px 20px}.header-right-group{display:none}.mobile-menu-btn{display:grid}}