.category-filter-container{position:relative;display:inline-block;margin-bottom:var(--space-xl)}.category-filter-button{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-md) var(--space-lg);background:var(--bg-glass-light);border:1px solid var(--border-glass);border-radius:var(--radius-md);color:var(--text-secondary);font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);cursor:pointer;transition:all var(--transition-base);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);box-shadow:var(--shadow-sm)}.category-filter-button:hover{background:var(--bg-glass-strong);border-color:var(--color-neon-blue);color:var(--text-primary);box-shadow:var(--shadow-md);transform:translateY(-2px)}.category-filter-button-text{-webkit-user-select:none;-moz-user-select:none;user-select:none}.category-filter-icon{width:16px;height:16px;transition:transform var(--transition-base);flex-shrink:0}.category-filter-icon--open{transform:rotate(180deg)}.category-filter-modal{position:absolute;top:calc(100% + var(--space-sm));left:0;z-index:1000;min-width:280px;max-width:320px;background:var(--bg-glass-strong);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--border-glass);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);padding:var(--space-lg);animation:categoryFilterSlideDown .3s cubic-bezier(.16,1,.3,1);transform-origin:top left}@keyframes categoryFilterSlideDown{0%{opacity:0;transform:translateY(-10px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}.category-filter-modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-md);padding-bottom:var(--space-md);border-bottom:1px solid rgba(255,255,255,.1)}.category-filter-modal-title{margin:0;font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--text-primary)}.category-filter-close{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:transparent;border:none;border-radius:var(--radius-sm);color:var(--text-tertiary);cursor:pointer;transition:all var(--transition-base);flex-shrink:0}.category-filter-close:hover{background:rgba(255,255,255,.1);color:var(--text-primary);transform:rotate(90deg)}.category-filter-close svg{width:18px;height:18px}.category-filter-list{display:flex;flex-direction:column;gap:var(--space-xs)}.category-filter-list::-webkit-scrollbar{width:6px}.category-filter-list::-webkit-scrollbar-track{background:rgba(255,255,255,.05);border-radius:var(--radius-sm)}.category-filter-list::-webkit-scrollbar-thumb{background:rgba(255,255,255,.2);border-radius:var(--radius-sm)}.category-filter-list::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,.3)}.category-filter-item{display:flex;align-items:center;justify-content:space-between;padding:var(--space-md) var(--space-lg);background:transparent;border:1px solid transparent;border-radius:var(--radius-md);color:var(--text-secondary);font-size:var(--font-size-base);font-weight:var(--font-weight-medium);cursor:pointer;transition:all var(--transition-base);text-align:left;width:100%}.category-filter-item:hover{background:rgba(255,255,255,.05);border-color:var(--border-glass);color:var(--text-primary);transform:translateX(4px)}.category-filter-item--active{background:rgba(0,242,255,.1);border-color:var(--color-neon-blue);color:var(--color-neon-blue);box-shadow:0 0 15px rgba(0,242,255,.15)}.category-filter-item--active:hover{background:rgba(0,242,255,.15);transform:translateX(4px)}.category-filter-item-text{flex:1;-webkit-user-select:none;-moz-user-select:none;user-select:none}.category-filter-check{width:18px;height:18px;flex-shrink:0;color:var(--color-neon-blue)}@media (max-width:768px){.category-filter-modal{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);min-width:min(90vw,320px);max-width:min(90vw,320px);max-height:80vh}.category-filter-button{padding:var(--space-sm) var(--space-md);font-size:var(--font-size-sm)}}@media (max-width:480px){.category-filter-modal{min-width:calc(100vw - 32px);max-width:calc(100vw - 32px)}.category-filter-item{padding:var(--space-sm) var(--space-md);font-size:var(--font-size-sm)}}