:root{--brand:#49305e;--primary:#49305e;--accent:#49305e} .wordmark{letter-spacing:-1px}.brand img{width:42px;height:42px}.sidebar{background:#fbf9f5}.nav a.on{background:#eee7f3;color:#49305e}.btn.primary{background:#49305e;border-color:#49305e}.hero{background:#49305e;background-image:none;border-radius:20px}.auth-art{background:#49305e;background-image:none}.auth-art:before,.auth-art:after{display:none}.card{box-shadow:none;border-color:#e8e3ea}.lang-switch{position:fixed;right:24px;top:16px;z-index:90;display:flex;gap:4px;background:var(--surface,#fff);padding:4px;border:1px solid #ded9e4;border-radius:12px}.lang-switch button{border:0;border-radius:8px;padding:6px 9px;background:transparent;color:inherit;cursor:pointer}.lang-switch button.active{background:#49305e;color:white} [data-theme=dark] .sidebar{background:#18151e}@media(max-width:800px){.lang-switch{top:auto;bottom:78px;right:12px}}