/* ============================================
   Nisbah Advanced Search — Frontend Styles
   ============================================ */

:root {
    --nas-primary: #0053E2;
    --nas-accent: #0053E2;
    --nas-accent-hover: #0041b0;
    --nas-bg: #ffffff;
    --nas-bg-secondary: #f0f4ff;
    --nas-border: #d0d9f0;
    --nas-text: #1a1a2e;
    --nas-text-light: #6b6b7b;
    --nas-text-muted: #9a9aac;
    --nas-shadow: 0 8px 32px rgba(0, 83, 226, 0.10);
    --nas-shadow-lg: 0 16px 48px rgba(0, 83, 226, 0.15);
    --nas-radius: 6px;
    --nas-radius-sm: 4px;
    --nas-transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- Search Wrapper ---- */
.nas-search-wrapper {
    position: relative;
    width: 100%;
    max-width: 720px;
    margin: 0 auto;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    z-index: 9999;
}

.nas-search-wrapper * {
    box-sizing: border-box;
}

/* ---- Input Wrap ---- */
.nas-search-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
    background: var(--nas-bg);
    border: 2px solid var(--nas-border);
    border-radius: var(--nas-radius);
    transition: border-color var(--nas-transition), box-shadow var(--nas-transition);
    overflow: hidden;
}

.nas-search-input-wrap:focus-within {
    border-color: var(--nas-accent);
    box-shadow: 0 0 0 4px rgba(201, 169, 110, 0.15);
}

.nas-search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--nas-text-muted);
    pointer-events: none;
    flex-shrink: 0;
    z-index: 2;
    display: flex;
    align-items: center;
    transition: color var(--nas-transition);
}

.nas-search-input-wrap:focus-within .nas-search-icon {
    color: var(--nas-accent);
}

.nas-search-input {
    width: 100% !important;
    padding: 14px 48px 14px 46px !important;
    border: none !important;
    background: transparent !important;
    font-size: 16px !important;
    color: var(--nas-text) !important;
    outline: none !important;
    font-family: inherit !important;
    box-shadow: none !important;
    margin: 0 !important;
}

.nas-search-input::placeholder {
    color: var(--nas-text-muted);
}

.nas-clear-btn {
    position: absolute;
    right: 44px;
    background: none;
    border: none;
    padding: 8px;
    cursor: pointer;
    color: var(--nas-text-muted);
    border-radius: 50%;
    transition: all var(--nas-transition);
    display: flex;
    align-items: center;
}

.nas-clear-btn:hover {
    color: var(--nas-text);
    background: var(--nas-bg-secondary);
}

.nas-loading-spinner {
    position: absolute;
    right: 14px;
    animation: nas-spin 1s linear infinite;
    color: var(--nas-accent);
}

@keyframes nas-spin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}



/* ---- Results Dropdown ---- */
.nas-results-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: 6px;
    background: var(--nas-bg);
    border: 1px solid var(--nas-border);
    border-radius: var(--nas-radius);
    box-shadow: var(--nas-shadow-lg);
    max-height: 480px;
    overflow-y: auto;
    overscroll-behavior: contain;
    z-index: 99999;
}

/* Scrollbar styling */
.nas-results-dropdown::-webkit-scrollbar {
    width: 6px;
}
.nas-results-dropdown::-webkit-scrollbar-track {
    background: transparent;
}
.nas-results-dropdown::-webkit-scrollbar-thumb {
    background: var(--nas-border);
    border-radius: 3px;
}

/* ---- Result Item ---- */
.nas-result-item {
    display: flex;
    gap: 14px;
    padding: 12px 16px;
    cursor: pointer;
    transition: background var(--nas-transition);
    text-decoration: none;
    color: inherit;
    border-bottom: 1px solid rgba(0,0,0,0.04);
    align-items: center;
}

.nas-result-item:last-child {
    border-bottom: none;
}

.nas-result-item:hover,
.nas-result-item.nas-active {
    background: var(--nas-bg-secondary);
}

.nas-result-item.nas-active {
    outline: 2px solid var(--nas-accent);
    outline-offset: -2px;
}

.nas-result-thumb {
    width: 56px;
    height: 56px;
    border-radius: var(--nas-radius-sm);
    object-fit: cover;
    flex-shrink: 0;
    background: var(--nas-bg-secondary);
}

.nas-result-info {
    flex: 1;
    min-width: 0;
}

.nas-result-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--nas-text);
    margin: 0 0 3px 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.nas-result-meta {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.nas-result-brand {
    font-size: 12px;
    color: var(--nas-accent);
    font-weight: 500;
}

.nas-result-category {
    font-size: 11px;
    color: var(--nas-text-muted);
    background: var(--nas-bg-secondary);
    padding: 1px 8px;
    border-radius: 4px;
}

.nas-result-price {
    font-size: 14px;
    font-weight: 600;
    color: var(--nas-text);
    margin-left: auto;
    flex-shrink: 0;
    text-align: right;
}

.nas-result-price del {
    color: var(--nas-text-muted);
    font-weight: 400;
    font-size: 12px;
}

.nas-result-price ins {
    text-decoration: none;
    color: #c0392b;
}

.nas-result-rating {
    font-size: 11px;
    color: var(--nas-text-muted);
}

.nas-result-rating .nas-star {
    color: #f1c40f;
}

/* ---- Footer / View All ---- */
.nas-results-footer {
    padding: 12px 16px;
    text-align: center;
    border-top: 1px solid var(--nas-border);
    background: var(--nas-bg-secondary);
    border-radius: 0 0 var(--nas-radius) var(--nas-radius);
}

.nas-results-footer a {
    color: var(--nas-accent);
    text-decoration: none;
    font-weight: 600;
    font-size: 13px;
    transition: color var(--nas-transition);
}

.nas-results-footer a:hover {
    color: var(--nas-accent-hover);
}

.nas-result-count {
    font-size: 11px;
    color: var(--nas-text-muted);
    margin-left: 8px;
}

/* ---- No Results ---- */
.nas-no-results {
    padding: 24px 16px;
    text-align: center;
    color: var(--nas-text-light);
}

.nas-no-results p {
    margin: 0 0 12px;
    font-size: 14px;
}

.nas-suggestions {
    margin-top: 12px;
}

.nas-suggestions h4 {
    font-size: 12px;
    color: var(--nas-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 0 0 8px;
}

.nas-suggestion-tag {
    display: inline-block;
    padding: 4px 12px;
    margin: 3px;
    background: var(--nas-bg-secondary);
    border: 1px solid var(--nas-border);
    border-radius: 20px;
    font-size: 12px;
    color: var(--nas-text);
    cursor: pointer;
    transition: all var(--nas-transition);
    text-decoration: none;
}

.nas-suggestion-tag:hover {
    background: var(--nas-accent);
    color: #fff;
    border-color: var(--nas-accent);
}

/* ---- Popular Searches ---- */
.nas-popular-searches {
    padding: 16px;
}

.nas-popular-searches h4 {
    font-size: 11px;
    color: var(--nas-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin: 0 0 10px;
}

.nas-popular-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    cursor: pointer;
    border-radius: 6px;
    transition: background var(--nas-transition);
    font-size: 14px;
    color: var(--nas-text);
}

.nas-popular-item:hover {
    background: var(--nas-bg-secondary);
}

.nas-popular-item svg {
    color: var(--nas-text-muted);
    flex-shrink: 0;
}

/* ---- Recent Searches ---- */
.nas-recent-searches {
    padding: 16px;
    border-bottom: 1px solid var(--nas-border);
}

.nas-recent-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.nas-recent-header h4 {
    font-size: 11px;
    color: var(--nas-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin: 0;
}

.nas-clear-recent {
    font-size: 11px;
    color: var(--nas-text-muted);
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
    transition: color var(--nas-transition);
}

.nas-clear-recent:hover {
    color: var(--nas-accent);
}



/* ---- Responsive ---- */
@media (max-width: 768px) {
    .nas-search-wrapper {
        max-width: 100%;
        position: relative;
    }

    /* Dropdown anchored below search bar with side margins */
    .nas-results-dropdown {
        position: fixed;
        left: 12px;
        right: 12px;
        top: var(--nas-dropdown-top, 120px); /* set by JS dynamically */
        bottom: auto;
        margin-top: 8px;
        max-height: calc(100vh - var(--nas-dropdown-top, 120px) - 32px);
        border-radius: 6px;
        border: 1px solid var(--nas-border);
        z-index: 999999;
        box-shadow: 0 4px 24px rgba(0, 83, 226, 0.13);
    }

    .nas-result-price {
        margin-left: 0;
    }

    .nas-result-item {
        padding: 14px 16px;
        gap: 14px;
    }

    .nas-result-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
}


/* ---- Dropdown Header (close button row) ---- */
.nas-dropdown-header {
    display: none; /* hidden on desktop */
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px 10px;
    border-bottom: 1px solid var(--nas-border);
    position: sticky;
    top: 0;
    background: var(--nas-bg);
    z-index: 2;
}

.nas-dropdown-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--nas-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.6px;
}

.nas-dropdown-close {
    background: var(--nas-bg-secondary);
    border: none;
    border-radius: 50%;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: var(--nas-text);
    cursor: pointer;
    flex-shrink: 0;
    transition: background var(--nas-transition), color var(--nas-transition);
}

.nas-dropdown-close:hover {
    background: var(--nas-accent);
    color: #fff;
}

@media (max-width: 768px) {
    .nas-dropdown-header {
        display: flex;
    }
}

/* ---- Highlight matched text ---- */
.nas-highlight {
    background: rgba(201, 169, 110, 0.2);
    border-radius: 2px;
    padding: 0 1px;
}