/* ==========================================================================
   TravelyData KB - Elementor Pro Widgets CSS (Tikidocs Inspired)
   ========================================================================== */

/* Variables */
:root {
    --td-primary: #0052FF;
    --td-primary-hover: #0043D1;
    --td-text-dark: #1F2937;
    --td-text-light: #6B7280;
    --td-bg-light: #F9FAFB;
    --td-border: #E5E7EB;
    --td-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --td-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --td-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --td-shadow-hover: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* 1. Hero Search Widget */
.td-kb-hero-search {
    text-align: center;
    padding: 60px 20px;
    background-color: var(--td-bg-light);
    border-radius: 16px;
    margin-bottom: 40px;
}

.td-kb-hero-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--td-text-dark);
    margin-bottom: 12px;
}

.td-kb-hero-subtitle {
    font-size: 18px;
    color: var(--td-text-light);
    margin-bottom: 32px;
}

.td-search-wrapper.pro-search {
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    background: #fff;
    border-radius: 50px;
    box-shadow: var(--td-shadow-md);
    transition: box-shadow 0.3s ease;
}

.td-search-wrapper.pro-search:focus-within {
    box-shadow: var(--td-shadow-lg);
    border: 1px solid var(--td-primary);
}

.td-search-wrapper.pro-search .td-search-icon {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: #9CA3AF;
}

.td-search-wrapper.pro-search .td-search-input {
    width: 100%;
    padding: 20px 20px 20px 56px;
    border: none !important;
    border-radius: 50px;
    font-size: 16px;
    outline: none !important;
    background: transparent;
    color: var(--td-text-dark);
    box-shadow: none !important;
}

.td-search-wrapper.pro-search .td-search-results {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    right: 0;
    background: #fff;
    border-radius: 12px;
    box-shadow: var(--td-shadow-lg);
    z-index: 99;
    text-align: left;
    max-height: 400px;
    overflow-y: auto;
    border: 1px solid var(--td-border);
}

/* 2. Categories Grid Widget */
.td-kb-categories-grid {
    display: grid;
    gap: 24px;
}

.td-kb-categories-grid.td-grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.td-kb-categories-grid.td-grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.td-kb-categories-grid.td-grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 992px) {
    .td-kb-categories-grid.td-grid-cols-3,
    .td-kb-categories-grid.td-grid-cols-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .td-kb-categories-grid[class*="td-grid-cols-"] { grid-template-columns: 1fr; }
}

.td-kb-category-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 40px 20px;
    background: #fff;
    border-radius: 16px;
    border: 1px solid var(--td-border);
    text-decoration: none;
    box-shadow: var(--td-shadow-sm);
    transition: all 0.3s ease;
}

.td-kb-category-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--td-shadow-hover);
    border-color: transparent;
}

.td-cat-icon {
    width: 64px;
    height: 64px;
    background: rgba(0, 82, 255, 0.1);
    color: var(--td-primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: all 0.3s ease;
}

.td-cat-icon svg {
    width: 28px;
    height: 28px;
    fill: currentColor;
}

.td-cat-icon i {
    font-size: 28px;
}

.td-kb-category-card:hover .td-cat-icon {
    background: var(--td-primary);
    color: #fff;
}

.td-cat-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--td-text-dark);
    margin: 0 0 8px 0;
}

.td-cat-count {
    font-size: 14px;
    color: var(--td-text-light);
    font-weight: 500;
}

/* 3. Sidebar Widget */
.td-kb-pro-sidebar {
    background: #fff;
    padding: 24px;
    border-radius: 12px;
    border: 1px solid var(--td-border);
}

.td-sidebar-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--td-text-dark);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--td-border);
}

.td-pro-menu-group {
    margin-bottom: 12px;
}

.td-pro-menu-category {
    font-size: 15px;
    font-weight: 600;
    color: var(--td-text-dark);
    margin: 0;
    padding: 10px 12px;
    cursor: pointer;
    border-radius: 6px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.2s;
}

.td-pro-menu-category:hover,
.td-pro-menu-category.active {
    background: var(--td-bg-light);
    color: var(--td-primary);
}

.td-pro-menu-posts {
    list-style: none;
    padding: 0;
    margin: 8px 0 0 16px;
    border-left: 1px solid var(--td-border);
}

.td-pro-menu-posts li {
    margin-bottom: 4px;
}

.td-pro-post-link {
    display: block;
    padding: 6px 12px;
    font-size: 14px;
    color: var(--td-text-light);
    text-decoration: none;
    border-radius: 0 6px 6px 0;
    border-left: 2px solid transparent;
    margin-left: -1px;
    transition: all 0.2s;
}

.td-pro-post-link:hover,
.td-pro-post-link.current {
    color: var(--td-primary);
    background: rgba(0, 82, 255, 0.05);
    border-left-color: var(--td-primary);
}

/* Ensure existing search results style nicely in pro context */
.td-search-result-item {
    padding: 12px 20px;
    display: block;
    text-decoration: none;
    color: var(--td-text-dark);
    border-bottom: 1px solid var(--td-border);
}
.td-search-result-item:last-child {
    border-bottom: none;
}
.td-search-result-item:hover {
    background: var(--td-bg-light);
    color: var(--td-primary);
}

/* 4. SPA Container Styles */
.td-kb-spa-container {
    position: relative;
    min-height: 200px;
}

#td-kb-spa-loader {
    position: absolute;
    top: 50px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    z-index: 10;
}

.td-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(0, 82, 255, 0.2);
    border-top: 4px solid var(--td-primary);
    border-radius: 50%;
    animation: td-spin 1s linear infinite;
}

@keyframes td-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.td-kb-spa-header {
    margin-bottom: 24px;
}

.td-kb-spa-back-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #fff;
    border: 1px solid var(--td-border);
    color: var(--td-text-dark);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--td-shadow-sm);
}

.td-kb-spa-back-btn:hover {
    background: var(--td-bg-light);
    color: var(--td-primary);
    border-color: var(--td-primary);
}

.td-kb-spa-category-view,
.td-kb-spa-article-view {
    background: #fff;
    padding: 40px;
    border-radius: 16px;
    border: 1px solid var(--td-border);
    box-shadow: var(--td-shadow-sm);
}

.td-spa-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--td-text-dark);
    margin-top: 0;
    margin-bottom: 32px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--td-border);
}

.td-spa-article-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.td-spa-article-list li {
    margin-bottom: 16px;
}

.td-spa-article-list li a {
    display: flex;
    align-items: center;
    padding: 16px 20px;
    background: var(--td-bg-light);
    border-radius: 8px;
    color: var(--td-text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.td-spa-article-list li a:before {
    content: "📄";
    margin-right: 12px;
    font-size: 18px;
}

.td-spa-article-list li a:hover {
    background: #fff;
    color: var(--td-primary);
    border-color: var(--td-primary);
    box-shadow: var(--td-shadow-sm);
    transform: translateX(4px);
}

.td-spa-content {
    font-size: 16px;
    line-height: 1.8;
    color: #374151;
}

.td-spa-content h2, .td-spa-content h3 {
    color: var(--td-text-dark);
    margin-top: 32px;
}

/* SPA Split Layout */
.td-kb-spa-layout {
    display: flex;
    gap: 32px;
    align-items: flex-start;
}

.td-kb-spa-sidebar-col {
    width: 300px;
    flex-shrink: 0;
}

.td-kb-spa-content-col {
    flex-grow: 1;
    min-width: 0;
}

.td-margin-bottom {
    margin-bottom: 24px;
}

/* SPA Navigation Buttons (Next/Prev) */
.td-spa-navigation {
    display: flex;
    justify-content: space-between;
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--td-border);
    gap: 24px;
}

.td-spa-nav-btn {
    display: flex;
    flex-direction: column;
    padding: 16px 24px;
    background: var(--td-bg-light);
    border-radius: 12px;
    text-decoration: none;
    border: 1px solid transparent;
    transition: all 0.2s ease;
    flex: 1;
}

.td-spa-nav-prev {
    align-items: flex-start;
}

.td-spa-nav-next {
    align-items: flex-end;
    text-align: right;
}

.td-spa-nav-btn:hover {
    background: #fff;
    border-color: var(--td-primary);
    box-shadow: var(--td-shadow-md);
    transform: translateY(-2px);
}

.td-nav-label {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--td-text-light);
    margin-bottom: 8px;
    font-weight: 600;
}

.td-nav-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--td-primary);
}

/* Responsive SPA */
@media (max-width: 992px) {
    .td-kb-spa-layout {
        flex-direction: column;
    }
    .td-kb-spa-sidebar-col {
        width: 100%;
        margin-bottom: 24px;
    }
}
@media (max-width: 576px) {
    .td-spa-navigation {
        flex-direction: column;
    }
    .td-spa-nav-next {
        align-items: flex-start;
        text-align: left;
    }
}