.header-bar{z-index:1;justify-content:space-between;align-items:center;height:60px;margin-top:20px;margin-bottom:20px;margin-left:280px;padding-left:20px;padding-right:15px;display:flex;position:relative}.header-left{align-items:center;display:flex}.logo-container{cursor:pointer;max-width:200px}.header-bar .logo-container{max-width:400px;display:flex;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.logo-image-size{object-fit:contain;max-width:100%;height:auto;max-height:70px}.header-right{align-items:center;display:flex}.theme-toggle-button{cursor:pointer;color:#6c6c6c;background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;font-size:24px;transition:background-color .3s;display:flex}.theme-toggle-button:hover{color:#5a5a5a;background-color:#f0f0f0}.theme-dropdown{z-index:1001;background-color:#fff;border:1px solid #e0e0e0;border-radius:8px;width:220px;padding:8px 0;position:absolute;top:60px;right:20px;box-shadow:0 4px 12px #00000026}.theme-option{cursor:pointer;align-items:center;padding:10px 16px;transition:background-color .3s;display:flex}.theme-option:hover{background-color:#f5f5f5}.theme-option.active{background-color:#e8f4fd}.theme-option .theme-icon{margin-right:12px;font-size:18px}.theme-option span{flex-grow:1;font-size:14px;font-weight:500}.theme-option .fa-check-circle{color:var(--brand-mid);font-size:14px}.login-button{cursor:pointer;color:#fff;background-color:#0000;background-position:50%;background-repeat:no-repeat;background-size:contain;border:none;justify-content:center;align-items:center;width:120px;height:40px;padding:0;font-size:14px;font-weight:600;display:flex}body.dark .theme-toggle-button:hover{background-color:#2d2d3d}body.dark .theme-dropdown{background-color:#1e1e2d;border-color:#2d2d3d}body.dark .theme-option:hover{background-color:#2d2d3d}body.dark .theme-option.active{background-color:#252540}.wallet-modal-overlay{z-index:9999;background:#0006;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.wallet-modal{text-align:center;background:#fff;border-radius:12px;min-width:280px;padding:30px 40px}.wallet-icon{border-radius:50%;justify-content:center;align-items:center;width:70px;height:70px;margin:0 auto 14px;font-size:38px;font-weight:700;display:flex}.wallet-icon.success{color:#22c55e;border:4px solid #22c55e}.wallet-icon.error{color:#ef4444;border:4px solid #ef4444}.wallet-ok-btn{background:var(--brand-primary);color:#fff;cursor:pointer;border:none;border-radius:6px;margin-top:16px;padding:8px 20px}.loader{border:4px solid #eee;border-top:4px solid var(--brand-primary);border-radius:50%;width:40px;height:40px;margin:0 auto 12px;animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.theme-dropdown{background:#fff;border:none;border-radius:10px;padding:6px;box-shadow:0 8px 25px #00000026}body.dark .theme-dropdown{background:#111827}.theme-option{color:#1f2933;border-radius:8px;align-items:center;gap:10px;padding:10px 14px;font-weight:600;display:flex}body.dark .theme-option{color:#fff}.theme-option:hover{background:#f3f4f6}body.dark .theme-option:hover{background:#1f2933}.theme-option.active{color:#2563eb;background:#f1f5f9}body.dark .theme-option.active{color:#60a5fa;background:#1f2933}.theme-icon{font-size:18px}.theme-option .fa-check-circle{color:#2563eb;margin-left:auto}body.dark .theme-option .fa-check-circle{color:#60a5fa}.wallet-modal p{color:#000!important}body.dark .logo-container{filter:none!important}.menu-icon-button{cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent;background:0 0;border:none;justify-content:center;align-items:center;width:40px;height:40px;padding:0;display:flex}.hamburger{flex-direction:column;align-items:flex-end;gap:5px;width:22px;display:flex}.hamburger span{background:#000;border-radius:2px;width:100%;height:3px}.hamburger span:first-child{width:18px}.hamburger span:last-child{width:20px}body.dark .hamburger span{background:#fff}@media (max-width:991px){.header-bar{background:#fff;margin-top:0;margin-bottom:0;margin-left:0;padding:8px 10px}body.dark .header-bar{background:#000}.app-container{min-height:100vh;display:flex}.main-content{flex-grow:1}.header-bar .logo-container{max-width:calc(100% - 120px)}.logo-image-size{max-height:30px}.login-button{background-size:90%}.theme-dropdown{width:220px;height:100px;top:55px;right:15px}}