.header{backdrop-filter:blur(10px);background:var(--card-bg-color);border-bottom:1px solid var(--border-color);border-radius:0;box-shadow:0 1px 3px rgba(0,0,0,.1);box-sizing:border-box;height:64px;justify-content:space-between;left:0;padding:0 20px;position:sticky;right:0;top:0;width:100%;z-index:1000}.header,.header-left{align-items:center;display:flex}.header-left{gap:16px}.menu-toggle{align-items:center;background:transparent;border:none;border-radius:8px;color:var(--text-color);cursor:pointer;display:flex;height:40px;justify-content:center;transition:all .2s ease;width:40px}.menu-toggle:hover{background:var(--hover-bg-color)}.menu-toggle i{font-size:18px}.home-icon{align-items:center;background:transparent;border:none;border-radius:8px;color:var(--text-color);cursor:pointer;display:flex;height:40px;justify-content:center;text-decoration:none;transition:all .2s ease;width:40px}.home-icon:hover{background:var(--hover-bg-color);color:var(--primary-color)}.home-icon i{font-size:18px}.header-brand{align-items:center;color:var(--text-color);display:flex;gap:12px;text-decoration:none}.header-logo{display:none}.header-title{color:var(--text-color);display:none;font-size:20px;font-weight:600;margin:0}.header-right{align-items:center;display:flex;gap:12px}.elegant-access-btn{align-items:center;background:var(--primary-gradient);border:none;border-radius:50%;box-shadow:0 2px 4px rgba(21,101,192,.2);color:#fff;cursor:pointer;display:flex;font-size:16px;font-weight:500;height:36px;justify-content:center;padding:0;text-decoration:none;transition:all .2s ease;width:36px}.elegant-access-btn:hover{background:var(--primary-gradient-hover);box-shadow:0 4px 8px rgba(21,101,192,.3);color:#fff;transform:scale(1.08)}.elegant-access-btn i{font-size:16px}.elegant-access-btn span{display:none}.header-action-btn{align-items:center;background:transparent;border:none;border-radius:8px;color:var(--text-color);cursor:pointer;display:flex;height:40px;justify-content:center;transition:all .2s ease;width:40px}.header-action-btn:hover{background:var(--hover-bg-color)}.header-action-btn i{font-size:18px}.notif-badge,
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(max-width:768px){.header{height:56px;padding:0 16px}.header-title{font-size:18px}.modern-sidebar{left:-280px;width:280px}.elegant-access-btn span{display:none}.elegant-access-btn{padding:8px 12px}}@media (max-width:1024px){.header-brand{gap:8px}.header-logo{height:28px;width:28px}}body.dark-mode .modern-sidebar{background:#1f2937;background:var(--card-bg-color,#1f2937);box-shadow:2px 0 10px rgba(0,0,0,.3)}body.dark-mode .elegant-access-btn{box-shadow:0 2px 4px rgba(31,191,102,.3)}body.dark-mode .elegant-access-btn:hover{box-shadow:0 4px 8px rgba(31,191,102,.4)}@keyframes slideIn{from{transform:translateX(-100%)}to{transform:translateX(0)}}.modern-sidebar.active{animation:slideIn .3s ease}.modern-sidebar-overlay.active{animation:fadeIn .3s ease}.sidebar-item{transition:opacity .3s ease,transform .3s ease}.sidebar-item[style*="display: 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    30%,
    50%,
    70%,
    90%{transform:rotate(-10deg)}20%,
    40%,
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