/* ========================================
   Filter Panel Styles
   Note: CSS Variables and Base styles are in main/style.css
======================================== */

.filter-bar {
    position: sticky;
    top: var(--header-height);
    left: 0;
    right: 0;
    background-color: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    z-index: var(--z-filter-bar);
    padding: var(--spacing-lg) 0;
}

.filter-bar-container {
    position: relative;
    max-width: 1920px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

/* Search Bar */
.filter-search {
    position: relative;
    flex: 1;
    max-width: 400px;
}

.search-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: var(--spacing-lg);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    pointer-events: none;
}

.search-input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg) var(--spacing-md) 42px;
    font-size: var(--font-size-base);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-white);
    transition: all var(--transition-base);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-yellow);
    background-color: var(--bg-white);
    border: 1px solid var(--primary-yellow);
}

.search-input::placeholder {
    color: var(--text-primary);
    font-size: var(--font-size-sm);
}

/* Autocomplete Dropdown */
.autocomplete-dropdown {
    position: absolute;
    top: calc(100% + var(--spacing-xs));
    left: 0;
    right: 0;
    max-height: 300px;
    overflow-y: auto;
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    z-index: var(--z-dropdown);
    display: none;
}

.autocomplete-dropdown.active {
    display: block;
}

.autocomplete-item {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-base);
    color: var(--text-primary);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.autocomplete-item:hover,
.autocomplete-item.selected {
    background-color: var(--bg-gray-light);
}

/* Filter Buttons */
.filter-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.filter-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--text-primary);
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}
.icon {
    object-fit: contain;
    object-position: center;
    display: block;
    margin: 0 auto;
    padding: 0;
    border: none;
}
.visa-icon {
    content: url('../assest/visa.svg');
    width: 16px;
    height: 16px;
}
.price-icon {
    content: url('../assest/price.svg');
    width: 16px;
    height: 16px;
}
.type-icon {
    content: url('../assest/type.svg');
    width: 16px;
    height: 16px;
}
.detail-search-icon {
    content: url('../assest/detail-search.svg');
    width: 16px;
    height: 16px;
}
.filter-btn:hover {
    background-color: var(--primary-yellow-dark);
}

.filter-btn.active {
    background-color: var(--primary-yellow);
    border-color: var(--primary-yellow);
    font-weight: 600;
}

.filter-btn i:last-child {
    font-size: var(--font-size-xs);
    margin-left: var(--spacing-xs);
    transition: transform var(--transition-base);
}

.filter-btn.active i:last-child {
    transform: rotate(180deg);
}

/* ========================================
   Filter Modals (Dropdowns)
======================================== */
.filter-modal {
    position: absolute;
    top: 0;
    left: 0;
    width: 280px;
    max-width: calc(100vw - 2 * var(--spacing-xl));
    max-height: calc(100vh - var(--header-height) - var(--filter-bar-height) - 100px);
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-base);
    overflow: hidden;
}

.filter-modal.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* 필터 버튼 컨테이너에 relative 포지셔닝 */
.filter-buttons {
    position: relative;
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.filter-modal-content {
    padding: var(--spacing-2xl);
    max-height: calc(100vh - var(--header-height) - var(--filter-bar-height) - 80px);
    overflow-y: auto;
    overflow-x: visible;
    display: flex;
    gap: 10px;
    flex-direction: column;
    position: relative;
}

/* 모달 내부의 커스텀 셀렉트는 overflow에 영향받지 않도록 */
.filter-modal-content .custom-select {
    position: static;
}

.filter-modal-content::-webkit-scrollbar {
    width: 8px;
}

.filter-modal-content::-webkit-scrollbar-track {
    background: var(--bg-gray-light);
}

.filter-modal-content::-webkit-scrollbar-thumb {
    background: var(--border-dark);
    border-radius: var(--radius-sm);
}

.filter-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.filter-modal-header h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
}

.toggle-all-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-m);
    font-weight: bold;
    color: var(--text-primary);
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    text-align: center;
}

.toggle-all-btn:hover {
    background-color: var(--bg-gray-light);
    border-color: var(--border-dark);
}

.toggle-all-btn.active {
    background-color: var(--primary-yellow);
    font-weight: bold;
}

/* Checkbox Grid & List */
.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-bottom: 20px;
}

.checkbox-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.checkbox-label {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    /* padding: var(--spacing-sm); */
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
    user-select: none;
}

.checkbox-label:hover { 
    .checkbox-custom { 
        border-color: #3D8BFF;
    }
}

.checkbox-label input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.checkbox-custom {
    position: relative;
    width: 18px;
    height: 18px;
    border: 2px solid var(--border-dark);
    border-radius: var(--radius-sm);
    background-color: var(--bg-white);
    transition: all var(--transition-base);
    flex-shrink: 0;
}


.checkbox-label input[type="checkbox"]:checked + .checkbox-custom {
    background-color: #3D8BFF;
    border-color: #3D8BFF;
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom::after {
    content: '';
    position: absolute;
    top: 1px;
    left: 4px;
    width: 4px;
    height: 8px;
    border: solid var(--bg-white);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.checkbox-text {
    font-size: var(--font-size-m);
    color: var(--text-primary);
    font-weight: 400;
}

.checkbox-label input[type="checkbox"]:checked ~ .checkbox-text {
    font-weight: 500;
}

/* Price Range Selector */
.price-range-selector {
    display: flex;
    align-items: flex-end;
    gap: var(--spacing-md);
}

.price-dropdown-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.price-dropdown-wrapper label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: 500;
}

.price-separator {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

/* Custom Select Dropdown */
.custom-select {
    position: relative;
}

.select-button {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    font-size: var(--font-size-base);
    color: var(--text-primary);
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.select-button:hover {
    background-color: var(--bg-white);
    border-color: var(--border-dark);
}

.select-button.active {
    border-color: var(--primary-yellow);
    box-shadow: 0 0 0 3px var(--primary-yellow-light);
}

.select-text {
    font-size: var(--font-size-m);
    font-weight: 400;
}

.select-button i {
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
    transition: transform var(--transition-base);
}

.select-button.active i {
    transform: rotate(180deg);
}

.select-dropdown {
    position: fixed;
    min-width: 99px;
    height: auto;
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 3000;
    display: none;
    visibility: visible;
}

.select-dropdown.active {
    display: block;
}

.select-dropdown li {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-base);
    color: var(--text-primary);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.select-dropdown li:hover {
    background-color: var(--bg-gray-light);
}

.select-dropdown li.selected {
    background-color: var(--primary-yellow-light);
    font-weight: 500;
}

/* Filter Modal Actions */
.filter-modal-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid var(--border-color);
}

.btn-reset,
.btn-confirm {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.btn-reset {
    background-color: var(--bg-white);
    color: var(--text-secondary);
    border: 1px solid var(--border-dark);
}

.btn-reset:hover {
    background-color: var(--bg-gray-light);
    color: var(--text-primary);
    border-color: var(--text-primary);
}

.btn-confirm {
    background-color: var(--primary-yellow);
    color: var(--text-primary);
    border: 1px solid var(--primary-yellow);
}

.btn-confirm:hover {
    background-color: var(--primary-yellow-dark);
    border-color: var(--primary-yellow-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.temp-png {
    content: url('../assest/commingSoon.png');
    width: 100%;
    object-fit: contain;
    object-position: center;
    display: block;
    border: none;
    object-fit: contain;
    object-position: center;
    display: block;
    margin: 0 auto;
    padding: 0;
    border: none;
}

/* Building Age Filter */
.building-age-filter {
    margin-top: var(--spacing-md);
}

.age-filter-display {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    min-height: 28px;
}

.age-slider {
    position: relative;
    padding: var(--spacing-lg) 0;
}

.age-slider-track {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 2px;
    background-color: #e0e0e0;
    transform: translateY(-50%);
}

.age-slider-line {
    position: absolute;
    top: 0;
    left: 0;
    height: 2px;
    background-color: var(--primary-yellow);
    transition: width var(--transition-base), left var(--transition-base);
    z-index: 1;
}

.age-slider-points {
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 2;
}

.age-point {
    position: relative;
    width: 24px;
    height: 24px;
    border: 2px solid #3D8BFF;
    border-radius: 50%;
    background-color: var(--bg-white);
    cursor: pointer;
    transition: all var(--transition-base);
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3;
}

.age-point:hover {
    transform: scale(1.1);
}

.age-point.active {
    background-color: #3D8BFF;
    border-color: #3D8BFF;
    width: 24px;
    height: 24px;
}

.age-point-label {
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    white-space: nowrap;
    font-weight: 400;
}

.age-point.active .age-point-label {
    font-weight: 500;
}


/* ========================================
   Responsive Design - Filter Panel
======================================== */

/* Tablet - 1023px and below */
@media (max-width: 1023px) {
    .filter-bar-container {
        flex-wrap: wrap;
        gap: var(--spacing-md);
    }
    
    .filter-search {
        flex: 1 1 100%;
        max-width: 100%;
        order: 1;
    }
    
    .filter-buttons {
        flex: 1 1 100%;
        order: 2;
        justify-content: flex-start;
    }
    
    .filter-modal {
        width: 95%;
        max-width: 95%;
    }
    
    .checkbox-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile - 767px and below */
@media (max-width: 767px) {
    .filter-bar {
        padding: var(--spacing-md) 0;
    }
    
    .filter-bar-container {
        padding: 0 var(--spacing-lg);
        gap: var(--spacing-sm);
    }
    
    .filter-search {
        order: 1;
    }
    
    .search-input {
        padding: var(--spacing-sm) var(--spacing-md) var(--spacing-sm) 36px;
        font-size: var(--font-size-sm);
    }
    
    .search-icon {
        left: var(--spacing-md);
        font-size: var(--font-size-sm);
    }
    
    .filter-buttons {
        order: 2;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        gap: var(--spacing-xs);
    }
    
    .filter-buttons::-webkit-scrollbar {
        display: none;
    }
    
    .filter-btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
        white-space: nowrap;
        flex-shrink: 0;
    }
    
    .filter-modal {
        width: calc(100vw - 2 * var(--spacing-lg));
        max-width: calc(100vw - 2 * var(--spacing-lg));
        left: 0 !important;
        top: calc(100% + var(--spacing-xs)) !important;
        border-radius: var(--radius-lg);
    }
    
    .filter-modal-content {
        padding: var(--spacing-lg);
        max-height: calc(100vh - var(--header-height) - var(--filter-bar-height) - 60px);
    }
    
    .checkbox-grid {
        grid-template-columns: 1fr;
    }
    
    .price-range-selector {
        flex-direction: column;
        align-items: stretch;
    }
    
    .price-separator {
        display: none;
    }
    
    .filter-modal-actions {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .btn-reset,
    .btn-confirm {
        width: 100%;
    }
}

/* Small Mobile - 375px and below */
@media (max-width: 375px) {
    .filter-bar-container {
        padding: 0 var(--spacing-md);
    }
    
    .filter-btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: var(--font-size-xs);
    }
    
    .filter-modal-content {
        padding: var(--spacing-md);
    }
}