/* ===========================
   Advanced Search Container
   =========================== */
.search-container {
    max-width: 800px;
    margin: 2rem auto 0;
    position: relative;
}

.search-box {
    position: relative;
    background: white;
    border-radius: 50px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
    display: flex;
    align-items: center;
    padding: 0.5rem 0.5rem 0.5rem 1.5rem;
    transition: all 0.3s ease;
}

.search-box:focus-within {
    box-shadow: 0 15px 50px rgba(0,102,204,0.3);
    transform: translateY(-2px);
}

.search-icon {
    color: var(--primary-color);
    font-size: 1.25rem;
    margin-right: 1rem;
}

.search-input {
    flex: 1;
    border: none;
    outline: none;
    font-size: 1rem;
    color: var(--text-dark);
    background: transparent;
    padding: 0.75rem 0;
}

.search-input::placeholder {
    color: #95a5a6;
}

.search-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,102,204,0.3);
}

.search-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(0,102,204,0.4);
}

/* ===========================
   Search Suggestions Dropdown
   =========================== */
.search-suggestions {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    right: 0;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
    max-height: 400px;
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 100;
}

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

.suggestion-group {
    padding: 1rem 0;
}

.suggestion-group:not(:last-child) {
    border-bottom: 1px solid var(--border-color);
}

.suggestion-header {
    padding: 0.5rem 1.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.suggestion-item {
    padding: 0.75rem 1.5rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.suggestion-item:hover {
    background: var(--bg-light);
}

.suggestion-icon {
    width: 40px;
    height: 40px;
    background: var(--bg-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    flex-shrink: 0;
}

.suggestion-content {
    flex: 1;
}

.suggestion-title {
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.suggestion-meta {
    font-size: 0.85rem;
    color: var(--text-light);
}

.suggestion-price {
    font-weight: 600;
    color: var(--primary-color);
}

.suggestion-category {
    display: inline-block;
    background: var(--bg-light);
    color: var(--text-light);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    margin-left: 0.5rem;
}

.suggestion-rx,
.suggestion-otc {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    font-weight: 600;
    margin-left: 0.5rem;
}

.suggestion-rx {
    background: #ff6b6b;
    color: white;
}

.suggestion-otc {
    background: #00b894;
    color: white;
}

.suggestion-company {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-top: 0.25rem;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.suggestion-sku {
    font-size: 0.75rem;
    color: var(--text-light);
    margin-top: 0.2rem;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-family: 'Courier New', monospace;
}

.search-loading {
    padding: 2rem;
    text-align: center;
    color: var(--text-light);
}

.search-loading .spinner {
    width: 30px;
    height: 30px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 1rem;
}

.search-loading p {
    font-size: 0.9rem;
}

/* Highlight matched text */
mark {
    background-color: #fff3cd;
    padding: 0 0.2rem;
    border-radius: 2px;
    font-weight: 600;
}

/* Highlight matched text */
.highlight-match {
    background: #ffeaa7;
    font-weight: 600;
}

/* ===========================
   Advanced Filters
   =========================== */
.search-filters {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

.filter-group {
    flex: 1;
    min-width: 200px;
}

.filter-select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: var(--radius-md);
    background: rgba(255,255,255,0.95);
    color: var(--text-dark);
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
    outline: none;
}

.filter-select:hover,
.filter-select:focus {
    border-color: rgba(255,255,255,0.6);
    background: white;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

/* ===========================
   Loading State
   =========================== */
.search-loading {
    padding: 2rem;
    text-align: center;
}

.search-loading::after {
    content: '';
    display: inline-block;
    width: 30px;
    height: 30px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ===========================
   No Results State
   =========================== */
.no-results {
    padding: 2rem;
    text-align: center;
    color: var(--text-light);
}

.no-results i {
    font-size: 3rem;
    color: var(--border-color);
    margin-bottom: 1rem;
}

/* ===========================
   Scrollbar Styling
   =========================== */
.search-suggestions::-webkit-scrollbar {
    width: 6px;
}

.search-suggestions::-webkit-scrollbar-track {
    background: var(--bg-light);
    border-radius: 10px;
}

.search-suggestions::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 10px;
}

.search-suggestions::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* ===========================
   Responsive Search
   =========================== */
@media (max-width: 768px) {
    .search-container {
        margin: 1.5rem auto 0;
    }
    
    .search-box {
        padding: 0.4rem 0.4rem 0.4rem 1rem;
    }
    
    .search-input {
        font-size: 0.9rem;
        padding: 0.6rem 0;
    }
    
    .search-btn {
        width: 45px;
        height: 45px;
    }
    
    .search-icon {
        font-size: 1.1rem;
        margin-right: 0.75rem;
    }
    
    .search-filters {
        flex-direction: column;
    }
    
    .filter-group {
        min-width: 100%;
    }
    
    .suggestion-item {
        padding: 0.6rem 1rem;
    }
    
    .suggestion-icon {
        width: 35px;
        height: 35px;
    }
}

@media (max-width: 480px) {
    .search-input::placeholder {
        font-size: 0.85rem;
    }
}