/* ============================================================
   PROFESSIONAL BLOG SYSTEM STYLES
   ============================================================ */

/* Variables */
:root {
    --blog-primary: #007AFF;
    --blog-secondary: #5856D6;
    --blog-accent: #FF9500;
    --blog-text: #1a1a1a;
    --blog-text-muted: #666;
    --blog-bg: #ffffff;
    --blog-card-bg: #ffffff;
    --blog-border: #e5e5e5;
    --blog-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --blog-radius: 16px;
}

/* Dark Mode */
@media (prefers-color-scheme: dark) {
    :root {
        --blog-text: #f5f5f5;
        --blog-text-muted: #aaa;
        --blog-bg: #1a1a1a;
        --blog-card-bg: #2a2a2a;
        --blog-border: #3a3a3a;
        --blog-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    }
}

body.dark-mode {
    --blog-text: #f5f5f5;
    --blog-text-muted: #aaa;
    --blog-bg: #1a1a1a;
    --blog-card-bg: #2a2a2a;
    --blog-border: #3a3a3a;
    --blog-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

/* ===================== BLOG HERO ===================== */
.blog-hero {
    background: linear-gradient(135deg, var(--blog-primary) 0%, var(--blog-secondary) 100%);
    padding: 60px 20px 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.blog-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.blog-hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.blog-hero h1 {
    font-size: 36px;
    font-weight: 800;
    color: #fff;
    margin: 0 0 12px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.blog-hero p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    margin: 0 0 30px;
}

/* Blog Search */
.blog-search {
    display: flex;
    max-width: 500px;
    margin: 0 auto;
    background: #fff;
    border-radius: 50px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    overflow: hidden;
}

.blog-search input {
    flex: 1;
    padding: 16px 24px;
    border: none;
    font-size: 16px;
    background: transparent;
    color: #333;
}

.blog-search input::placeholder {
    color: #999;
}

.blog-search button {
    padding: 16px 28px;
    background: var(--blog-primary);
    border: none;
    color: #fff;
    font-size: 18px;
    cursor: pointer;
    transition: background 0.2s;
}

.blog-search button:hover {
    background: #0051d5;
}

/* ===================== BLOG CONTAINER ===================== */
.blog-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

.blog-section-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--blog-text);
    margin: 0 0 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.blog-section-title i {
    color: var(--blog-primary);
}

/* ===================== CATEGORY GRID ===================== */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 50px;
}

.category-card {
    background: var(--blog-card-bg);
    border: 1px solid var(--blog-border);
    border-radius: var(--blog-radius);
    padding: 24px 16px;
    text-align: center;
    text-decoration: none;
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--blog-shadow);
    border-color: var(--blog-primary);
}

.category-card .cat-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: #fff;
}

.category-card .cat-icon.ac {
    background: linear-gradient(135deg, #00B4DB, #0083B0);
}

.category-card .cat-icon.electrician {
    background: linear-gradient(135deg, #F7971E, #FFD200);
}

.category-card .cat-icon.plumber {
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.category-card .cat-icon.appliances {
    background: linear-gradient(135deg, #11998e, #38ef7d);
}

.category-card .cat-icon.cleaning {
    background: linear-gradient(135deg, #4facfe, #00f2fe);
}

.category-card .cat-icon.painting {
    background: linear-gradient(135deg, #f093fb, #f5576c);
}

.category-card .cat-icon.carpenter {
    background: linear-gradient(135deg, #C6426E, #642B73);
}

.category-card .cat-icon.pest {
    background: linear-gradient(135deg, #fc4a1a, #f7b733);
}

.category-card .cat-icon.salon {
    background: linear-gradient(135deg, #ee0979, #ff6a00);
}

.category-card .cat-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--blog-text);
}

.category-card .cat-count {
    font-size: 12px;
    color: var(--blog-text-muted);
}

/* ===================== BLOG POSTS GRID ===================== */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

.post-card {
    background: var(--blog-card-bg);
    border: 1px solid var(--blog-border);
    border-radius: var(--blog-radius);
    overflow: hidden;
    transition: all 0.3s;
    text-decoration: none;
    display: block;
}

.post-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--blog-shadow);
}

.post-card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.post-card-content {
    padding: 20px;
}

.post-card-category {
    display: inline-block;
    padding: 4px 10px;
    background: rgba(0, 122, 255, 0.1);
    color: var(--blog-primary);
    font-size: 11px;
    font-weight: 600;
    border-radius: 20px;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.post-card-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--blog-text);
    margin: 0 0 10px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-card-excerpt {
    font-size: 14px;
    color: var(--blog-text-muted);
    line-height: 1.6;
    margin: 0 0 16px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 12px;
    border-top: 1px solid var(--blog-border);
}

.post-card-date {
    font-size: 12px;
    color: var(--blog-text-muted);
}

.post-card-read {
    font-size: 13px;
    font-weight: 600;
    color: var(--blog-primary);
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ===================== SINGLE POST ===================== */
.single-post {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 20px;
}

.single-post-header {
    margin-bottom: 30px;
}

.single-post-breadcrumbs {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--blog-text-muted);
    margin-bottom: 20px;
}

.single-post-breadcrumbs a {
    color: var(--blog-primary);
    text-decoration: none;
}

.single-post-category {
    display: inline-block;
    padding: 6px 14px;
    background: var(--blog-primary);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    border-radius: 20px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.single-post-title {
    font-size: 36px;
    font-weight: 800;
    color: var(--blog-text);
    line-height: 1.3;
    margin: 0 0 16px;
}

.single-post-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 14px;
    color: var(--blog-text-muted);
}

.single-post-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.single-post-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--blog-radius);
    margin-bottom: 30px;
}

/* Post Content */
.post-content {
    font-size: 17px;
    line-height: 1.8;
    color: var(--blog-text);
}

.post-content h2 {
    font-size: 28px;
    font-weight: 700;
    margin: 40px 0 16px;
    color: var(--blog-text);
}

.post-content h3 {
    font-size: 22px;
    font-weight: 600;
    margin: 30px 0 14px;
    color: var(--blog-text);
}

.post-content p {
    margin: 0 0 20px;
}

.post-content ul,
.post-content ol {
    margin: 0 0 20px;
    padding-left: 24px;
}

.post-content li {
    margin-bottom: 10px;
}

.post-content a {
    color: var(--blog-primary);
    text-decoration: underline;
}

.post-content blockquote {
    margin: 30px 0;
    padding: 20px 24px;
    background: rgba(0, 122, 255, 0.08);
    border-left: 4px solid var(--blog-primary);
    border-radius: 0 var(--blog-radius) var(--blog-radius) 0;
    font-style: italic;
}

/* Table of Contents */
.toc-box {
    background: var(--blog-card-bg);
    border: 1px solid var(--blog-border);
    border-radius: var(--blog-radius);
    padding: 20px 24px;
    margin-bottom: 30px;
}

.toc-box h4 {
    font-size: 16px;
    font-weight: 700;
    margin: 0 0 14px;
    color: var(--blog-text);
}

.toc-box ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.toc-box li {
    margin-bottom: 8px;
}

.toc-box a {
    color: var(--blog-primary);
    text-decoration: none;
    font-size: 14px;
}

.toc-box a:hover {
    text-decoration: underline;
}

/* CTA Box */
.cta-box {
    background: linear-gradient(135deg, var(--blog-primary) 0%, var(--blog-secondary) 100%);
    border-radius: var(--blog-radius);
    padding: 30px;
    text-align: center;
    margin: 40px 0;
}

.cta-box h3 {
    font-size: 22px;
    font-weight: 700;
    color: #fff;
    margin: 0 0 10px;
}

.cta-box p {
    color: rgba(255, 255, 255, 0.9);
    margin: 0 0 20px;
}

.cta-box .cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    background: #fff;
    color: var(--blog-primary);
    border-radius: 50px;
    font-weight: 700;
    text-decoration: none;
    transition: transform 0.2s;
}

.cta-box .cta-btn:hover {
    transform: scale(1.05);
}

/* FAQ Section */
.faq-section {
    margin: 40px 0;
}

.faq-section h2 {
    font-size: 24px;
    margin-bottom: 20px;
}

.faq-item {
    border: 1px solid var(--blog-border);
    border-radius: 12px;
    margin-bottom: 12px;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 16px 20px;
    background: var(--blog-card-bg);
    border: none;
    text-align: left;
    font-size: 15px;
    font-weight: 600;
    color: var(--blog-text);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question i {
    transition: transform 0.3s;
}

.faq-question.active i {
    transform: rotate(180deg);
}

.faq-answer {
    display: none;
    padding: 0 20px 16px;
    font-size: 14px;
    color: var(--blog-text-muted);
    line-height: 1.6;
}

.faq-answer.show {
    display: block;
}

/* Related Posts */
.related-posts {
    margin-top: 50px;
    padding-top: 40px;
    border-top: 1px solid var(--blog-border);
}

.related-posts h3 {
    font-size: 22px;
    font-weight: 700;
    margin: 0 0 24px;
    color: var(--blog-text);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

/* Share Buttons */
.share-box {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 30px 0;
}

.share-box span {
    font-size: 14px;
    font-weight: 600;
    color: var(--blog-text-muted);
}

.share-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    text-decoration: none;
    font-size: 16px;
    transition: transform 0.2s;
}

.share-btn:hover {
    transform: scale(1.1);
}

.share-btn.facebook {
    background: #1877f2;
}

.share-btn.twitter {
    background: #1da1f2;
}

.share-btn.whatsapp {
    background: #25d366;
}

.share-btn.linkedin {
    background: #0a66c2;
}

/* ===================== SIDEBAR ===================== */
.blog-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

@media (max-width: 900px) {
    .blog-layout {
        grid-template-columns: 1fr;
    }
}

.blog-sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.sidebar-widget {
    background: var(--blog-card-bg);
    border: 1px solid var(--blog-border);
    border-radius: var(--blog-radius);
    padding: 20px;
}

.sidebar-widget h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--blog-text);
    margin: 0 0 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--blog-primary);
}

.sidebar-categories {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sidebar-categories li {
    margin-bottom: 10px;
}

.sidebar-categories a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--blog-text);
    text-decoration: none;
    font-size: 14px;
    padding: 8px 12px;
    border-radius: 8px;
    transition: background 0.2s;
}

.sidebar-categories a:hover {
    background: rgba(0, 122, 255, 0.1);
    color: var(--blog-primary);
}

.sidebar-categories .count {
    background: var(--blog-border);
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 11px;
}

/* Tags */
.tags-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    padding: 6px 12px;
    background: var(--blog-border);
    border-radius: 20px;
    font-size: 12px;
    color: var(--blog-text-muted);
    text-decoration: none;
    transition: all 0.2s;
}

.tag:hover {
    background: var(--blog-primary);
    color: #fff;
}

/* ===================== PAGINATION ===================== */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
}

.pagination a,
.pagination span {
    min-width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
}

.pagination a {
    background: var(--blog-card-bg);
    border: 1px solid var(--blog-border);
    color: var(--blog-text);
}

.pagination a:hover,
.pagination span.current {
    background: var(--blog-primary);
    border-color: var(--blog-primary);
    color: #fff;
}

/* ===================== RESPONSIVE ===================== */
@media (max-width: 768px) {
    .blog-hero h1 {
        font-size: 28px;
    }

    .blog-hero p {
        font-size: 15px;
    }

    .blog-search {
        flex-direction: column;
        border-radius: 16px;
    }

    .blog-search button {
        border-radius: 0 0 16px 16px;
    }

    .category-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
    }

    .category-card {
        padding: 16px 10px;
    }

    .category-card .cat-icon {
        width: 44px;
        height: 44px;
        font-size: 20px;
    }

    .posts-grid {
        grid-template-columns: 1fr;
    }

    .single-post-title {
        font-size: 26px;
    }

    .post-content {
        font-size: 16px;
    }
}