.toast{position:fixed;top:20px;right:20px;background:#fff;border-radius:8px;box-shadow:0 4px 12px rgba(0,0,0,.15);padding:16px 20px;min-width:300px;max-width:400px;z-index:99999;display:flex;align-items:center;justify-content:space-between;animation:slideIn .3s ease-out;border-left:4px solid}@keyframes slideIn{0%{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}.toast-success{border-left-color:#10b981;background:#f0fdf4}.toast-error{border-left-color:#ef4444;background:#fef2f2}.toast-info{border-left-color:#3b82f6;background:#eff6ff}.toast-content{display:flex;align-items:center;gap:12px;flex:1 1}.toast-icon{font-size:20px}.toast-message{color:#1f2937;font-size:14px;font-weight:500}.toast-close{background:none;border:none;color:#6b7280;font-size:24px;cursor:pointer;padding:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center;margin-left:12px;transition:color .2s}.toast-close:hover{color:#1f2937}[data-theme=dark] .toast{background:#1f2937;color:#f9fafb}[data-theme=dark] .toast-message{color:#f9fafb}[data-theme=dark] .toast-close{color:#9ca3af}[data-theme=dark] .toast-close:hover{color:#f9fafb}[data-theme=dark] .toast-success{background:#064e3b}[data-theme=dark] .toast-error{background:#7f1d1d}[data-theme=dark] .toast-info{background:#1e3a8a}.header-right-container{display:flex;align-items:center;gap:12px}.header-right,.language-selector{position:relative}.language-btn{display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:8px;cursor:pointer;transition:background-color .2s;background-color:var(--bg-card);box-shadow:0 2px 4px var(--shadow);border:none;font-size:14px;font-weight:600;color:var(--text-primary)}.language-btn:hover{background-color:var(--bg-hover)}.language-icon{font-size:18px}.language-code{font-size:12px;font-weight:700;min-width:24px}.language-menu{position:absolute;top:calc(100% + 8px);right:0;background:var(--bg-card);border-radius:8px;box-shadow:0 4px 12px var(--shadow-lg);min-width:200px;overflow:visible;z-index:1001;animation:slideDown .2s ease-out}.language-option{width:100%;padding:12px 16px;border:none;background:none;text-align:left;cursor:pointer;display:flex;align-items:center;gap:12px;font-size:14px;color:var(--text-primary);transition:background-color .2s}.language-option.active,.language-option:hover{background-color:var(--bg-hover)}.language-option.active{color:var(--accent-primary);font-weight:600}.language-option span{font-size:20px}.user-menu{display:flex;align-items:center;gap:12px;padding:8px 16px;border-radius:8px;cursor:pointer;transition:background-color .2s;background-color:var(--bg-card);box-shadow:0 2px 4px var(--shadow)}.user-avatar,.user-menu:hover{background-color:var(--bg-hover)}.user-avatar{font-size:24px;width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:50%}.user-welcome{font-size:14px;font-weight:600;color:var(--text-primary);white-space:nowrap}.dropdown-arrow{font-size:10px;color:var(--text-primary);transition:transform .2s}.dropdown-menu{position:absolute;top:calc(100% + 8px);right:0;background:var(--bg-card);border-radius:8px;box-shadow:0 4px 12px var(--shadow-lg);min-width:180px;overflow:visible;z-index:1000;animation:slideDown .2s ease-out}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.dropdown-item{width:100%;padding:12px 16px;border:none;background:none;text-align:left;cursor:pointer;display:flex;align-items:center;gap:12px;font-size:14px;color:var(--text-primary);transition:background-color .2s}.dropdown-item:hover{background-color:var(--bg-hover)}.dropdown-item.logout{color:#e53e3e;border-top:1px solid var(--border-color)}.dropdown-item.logout:hover{background-color:hsla(0,95%,92%,.3)}.dark-mode-toggle{display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:8px;cursor:pointer;transition:background-color .2s;background-color:var(--bg-card);box-shadow:0 2px 4px var(--shadow);border:none;font-size:14px;font-weight:600;color:var(--text-primary)}.dark-mode-toggle:hover{background-color:var(--bg-hover)}.dark-mode-toggle .icon{font-size:18px;transition:transform .3s}.dark-mode-toggle:hover .icon{transform:rotate(15deg)}.dropdown-item span{font-size:16px}.mobile-menu-toggle{display:none;background:var(--bg-card);border:2px solid var(--border-color);border-radius:8px;padding:8px 12px;cursor:pointer;transition:all .3s;font-size:20px;color:var(--text-primary);margin-left:auto}.mobile-menu-toggle:hover{background:var(--bg-hover)}.mobile-menu-toggle span{display:block;transition:transform .3s}.mobile-menu-toggle span.open{transform:rotate(90deg)}@media (max-width:768px){.mobile-menu-toggle{display:block}.header-right-container{flex-direction:column;width:100%;gap:12px;max-height:0;overflow:visible;transition:max-height .3s ease-out,opacity .3s ease-out;opacity:0}.header-right-container.mobile-open{max-height:500px;opacity:1;margin-top:15px;padding-top:15px;padding-bottom:15px;border-top:1px solid var(--border-color);overflow:visible}.dark-mode-toggle{order:1;width:100%;justify-content:center}.language-selector{order:2;width:100%;position:relative;z-index:1004}.language-btn{width:100%;justify-content:center}.language-menu{right:0;left:0;min-width:auto;width:100%;position:absolute;z-index:1005;top:calc(100% + 8px);overflow:visible}.language-option{display:flex!important;visibility:visible!important;opacity:1!important}.header-right{order:3;width:100%;margin-top:0;position:relative;z-index:1002}.user-welcome{font-size:12px}.user-menu{padding:10px 16px;gap:12px;width:100%;justify-content:space-between}.dropdown-menu{right:0;left:0;min-width:auto;width:100%;position:absolute;z-index:1003;top:calc(100% + 8px);overflow:visible}.language-selector{z-index:1004!important}.language-menu{z-index:1005!important}.dropdown-item{display:flex!important;visibility:visible!important;opacity:1!important}}