/*
Theme Name: GS-Lite Modern
Theme URI: https://example.com/
Author: Shahin R
Author URI: https://example.com/
Description: Modern, lightweight WordPress theme, fast, SEO-friendly, responsive.
Version: 1.4
License: GNU General Public License v2 or later
Text Domain: gs-lite
Tags: blog, lightweight, minimal, seo, responsive, fast, modern
*/

/* CSS Variables */
:root {
    --primary-color: #222;
    --secondary-color: #666;
    --accent-color: #1db954;
    --accent-hover: #17a14a;
    --bg-color: #fff;
    --header-bg: #222;
    --card-bg: #fff;
    --text-color: #333;
    --light-text: #fff;
    --link-color: #0073aa;
    --link-hover: #005177;
    --font-family: 'Roboto', sans-serif;
    --spacing: 1rem;
    --border-radius: 12px;
    --shadow: 0 4px 6px rgba(0,0,0,0.05);
    --shadow-hover: 0 8px 16px rgba(0,0,0,0.1);
    --transition: all 0.3s ease;
}

/* Reset and Base Styles */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-family);
    background: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.site-header {
    background: var(--header-bg);
    color: var(--light-text);
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.header-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.site-branding {
    text-align: center;
}

.site-branding a {
    text-decoration: none;
}

.site-branding h1 {
    font-size: 2.2rem;
    font-weight: 800;
    background: linear-gradient(45deg, var(--accent-color), #f4b400);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 0;
    transition: var(--transition);
}

.site-branding h1:hover {
    transform: scale(1.03);
}

.site-description {
    font-size: 1rem;
    color: #ccc;
    margin-top: 0.5rem;
}

/* Navigation with Wrapping Support */
.main-nav {
    width: 100%;
    position: relative;
}

.nav-container {
    width: 100%;
}

.nav-menu {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.nav-menu li {
    flex-shrink: 0;
}

.nav-menu a {
    color: var(--light-text);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    display: block;
    white-space: nowrap;
}

.nav-menu a:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--light-text);
    font-size: 1.8rem;
    cursor: pointer;
    margin-top: 1rem;
}

/* Content Grid */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

/* Cards */
article {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    margin-bottom: 2.5rem;
}

article:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.post-thumbnail {
    overflow: hidden;
}

.post-thumbnail img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

article:hover .post-thumbnail img {
    transform: scale(1.05);
}

.post-content {
    padding: 1.5rem;
}

.post-title {
    font-size: 1.4rem;
    margin-bottom: 0.8rem;
}

.post-title a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

.post-title a:hover {
    color: var(--accent-color);
}

.post-meta {
    font-size: 0.9rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

/* Consistent excerpt styling for both homepage and single post */
.post-excerpt, .entry-content {
    margin-bottom: 1.5rem;
    line-height: 1.7;
    font-size: 1rem;
    color: #444;
}

.post-excerpt p, .entry-content p {
    margin-bottom: 1.2rem;
}

.read-more {
    display: inline-block;
    padding: 0.6rem 1.2rem;
    background: var(--accent-color);
    color: var(--light-text);
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.read-more:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
}

/* Single post specific styles */
.single-post .entry-content {
    font-size: 1.1rem;
    line-height: 1.8;
}

.single-post .entry-content h2 {
    font-size: 1.8rem;
    margin: 2rem 0 1rem;
    color: var(--primary-color);
}

.single-post .entry-content h3 {
    font-size: 1.5rem;
    margin: 1.5rem 0 0.8rem;
    color: var(--primary-color);
}

.single-post .entry-content blockquote {
    border-left: 4px solid var(--accent-color);
    padding-left: 1.5rem;
    margin: 1.5rem 0;
    font-style: italic;
    color: var(--secondary-color);
}

.single-post .entry-content ul,
.single-post .entry-content ol {
    margin: 1rem 0;
    padding-left: 2rem;
}

.single-post .entry-content li {
    margin-bottom: 0.5rem;
}

/* Related Posts */
.related-posts-footer {
    margin: 4rem 0;
    padding: 2.5rem 0;
    background: #f8f9fa;
    border-radius: var(--border-radius);
}

.related-posts-footer h4 {
    font-size: 1.8rem;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--primary-color);
}

.related-posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.related-post-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.related-post-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.related-post-title {
    font-size: 1.1rem;
    margin: 0.5rem 0;
}

.related-post-title a {
    text-decoration: none;
    color: var(--primary-color);
    transition: var(--transition);
}

.related-post-title a:hover {
    color: var(--accent-color);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    margin: 3rem 0;
}

.pagination a, .pagination span {
    padding: 0.7rem 1.2rem;
    border-radius: var(--border-radius);
    border: 1px solid #ddd;
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.pagination a:hover {
    background: var(--accent-color);
    color: var(--light-text);
    border-color: var(--accent-color);
}

.pagination .current {
    background: var(--accent-color);
    color: var(--light-text);
    border-color: var(--accent-color);
}

/* Footer */
.site-footer {
    background: var(--header-bg);
    color: var(--light-text);
    padding: 2.5rem 0;
    text-align: center;
    margin-top: 4rem;
}

.site-footer p {
    margin: 0;
    font-size: 1rem;
}

.site-footer a {
    color: var(--accent-color);
    text-decoration: none;
    transition: var(--transition);
}

.site-footer a:hover {
    color: var(--light-text);
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 900px) {
    .posts-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 1.5rem;
    }
    
    /* Menu adjustments for medium screens */
    .nav-menu {
        gap: 0.3rem;
    }
    
    .nav-menu a {
        padding: 0.4rem 0.8rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 768px) {
    /* Stack header elements */
    .header-inner {
        flex-direction: column;
        text-align: center;
    }
    
    /* Mobile menu style */
    .nav-menu {
        flex-direction: column;
        display: none;
        gap: 0.8rem;
        width: 100%;
        text-align: center;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-menu a {
        padding: 0.8rem;
        border: 1px solid rgba(255,255,255,0.1);
    }
    
    .menu-toggle {
        display: block;
    }
    
    /* Adjust post grid for mobile */
    .posts-grid {
        grid-template-columns: 1fr;
    }
    
    .related-posts-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .site-branding h1 {
        font-size: 1.8rem;
    }
    
    article {
        margin-bottom: 1.5rem;
    }
    
    .related-posts-footer {
        padding: 1.5rem;
    }
    
    .post-excerpt, .entry-content {
        font-size: 0.95rem;
    }
    
    .single-post .entry-content {
        font-size: 1rem;
    }
}

/* Performance optimizations */
.post-thumbnail img {
    content-visibility: auto;
}

/* Reduced motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    article:hover {
        transform: none;
    }
}