/*
Theme Name: Red & White Blog
Theme URI: https://yourblog.com
Author: Your Name
Author URI: https://yourblog.com
Description: A modern, animated, mobile-responsive blog theme with red and white color scheme. Features sticky header, smooth animations, and fully responsive design.
Version: 1.0
License: GPL v2 or later
Text Domain: redwhite-blog
*/

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --red-primary: #e63946;
    --red-dark: #c1121f;
    --red-light: #ff6b6b;
    --white: #ffffff;
    --gray-light: #f8f9fa;
    --gray: #6c757d;
    --gray-dark: #343a40;
    --shadow: 0 10px 30px rgba(0,0,0,0.05);
    --shadow-hover: 0 20px 40px rgba(0,0,0,0.1);
    --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--white);
    color: var(--gray-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Header Styles */
.site-header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    background: rgba(255,255,255,0.95);
    transition: var(--transition);
}

.site-header.header-hidden {
    transform: translateY(-100%);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
}

.logo-area .site-title {
    font-size: 1.8rem;
    font-weight: 800;
    margin: 0;
}

.logo-area .site-title a {
    background: linear-gradient(135deg, var(--red-primary), var(--red-dark));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-decoration: none;
    transition: var(--transition);
}

.logo-area .site-title a:hover {
    background: linear-gradient(135deg, var(--red-dark), var(--red-primary));
    -webkit-background-clip: text;
    background-clip: text;
}

.site-description {
    font-size: 0.85rem;
    color: var(--gray);
    margin-top: 5px;
}

/* Navigation */
.main-navigation {
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu li {
    position: relative;
}

.nav-menu a {
    text-decoration: none;
    color: var(--gray-dark);
    font-weight: 600;
    transition: var(--transition);
    position: relative;
    padding: 5px 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--red-primary);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after,
.nav-menu .current-menu-item a::after,
.nav-menu .current_page_item a::after {
    width: 100%;
}

.nav-menu a:hover {
    color: var(--red-primary);
}

/* Dropdown Menu */
.nav-menu .menu-item-has-children {
    position: relative;
}

.nav-menu .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    box-shadow: var(--shadow);
    border-radius: 12px;
    padding: 10px 0;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    z-index: 100;
}

.nav-menu .menu-item-has-children:hover .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-menu .sub-menu li {
    padding: 0;
}

.nav-menu .sub-menu a {
    padding: 8px 20px;
    display: block;
}

.nav-menu .sub-menu a::after {
    display: none;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.8rem;
    cursor: pointer;
    color: var(--red-primary);
    transition: var(--transition);
}

.mobile-menu-toggle:hover {
    color: var(--red-dark);
}

/* Main Content */
.site-main {
    min-height: 70vh;
}

.main-grid {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 3rem;
    margin: 3rem auto;
}

/* Posts Grid */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.post-card {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    animation: fadeInUp 0.6s ease-out forwards;
    opacity: 0;
}

.post-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.post-thumbnail {
    height: 220px;
    overflow: hidden;
    position: relative;
}

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

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

.post-thumbnail .post-category {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--red-primary);
    color: var(--white);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.post-thumbnail .post-category:hover {
    background: var(--red-dark);
}

.post-content {
    padding: 1.5rem;
}

.post-title {
    font-size: 1.4rem;
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

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

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

.post-meta {
    font-size: 0.85rem;
    color: var(--gray);
    margin-bottom: 1rem;
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

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

.post-meta a:hover {
    color: var(--red-primary);
}

.post-excerpt {
    color: var(--gray);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.read-more {
    display: inline-block;
    color: var(--red-primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    position: relative;
}

.read-more::after {
    content: '→';
    margin-left: 5px;
    transition: var(--transition);
}

.read-more:hover {
    color: var(--red-dark);
    transform: translateX(5px);
}

/* Single Post */
.single-post .post-header {
    text-align: center;
    margin-bottom: 2rem;
    padding: 2rem;
    background: linear-gradient(135deg, var(--gray-light), var(--white));
    border-radius: 24px;
}

.single-post .post-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.post-content-single {
    font-size: 1.1rem;
    line-height: 1.8;
}

.post-content-single h2 {
    margin: 1.5rem 0 1rem;
    color: var(--gray-dark);
}

.post-content-single h3 {
    margin: 1.2rem 0 0.8rem;
}

.post-content-single p {
    margin-bottom: 1.2rem;
}

.post-content-single img {
    max-width: 100%;
    height: auto;
    border-radius: 16px;
    margin: 1.5rem 0;
}

/* Sidebar */
.sidebar .widget {
    background: var(--gray-light);
    padding: 1.5rem;
    border-radius: 16px;
    margin-bottom: 2rem;
    transition: var(--transition);
}

.sidebar .widget:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.widget-title {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.widget-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: var(--red-primary);
    border-radius: 3px;
}

.widget ul {
    list-style: none;
    padding: 0;
}

.widget ul li {
    padding: 8px 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.widget ul li a {
    color: var(--gray-dark);
    text-decoration: none;
    transition: var(--transition);
}

.widget ul li a:hover {
    color: var(--red-primary);
    padding-left: 5px;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 3rem;
}

.pagination a,
.pagination span {
    padding: 0.6rem 1rem;
    border-radius: 8px;
    text-decoration: none;
    color: var(--gray-dark);
    transition: var(--transition);
    background: var(--gray-light);
}

.pagination a:hover,
.pagination .current {
    background: var(--red-primary);
    color: var(--white);
}

/* Footer */
.site-footer {
    background: var(--gray-dark);
    color: var(--white);
    text-align: center;
    padding: 3rem 0 2rem;
    margin-top: 4rem;
}

.footer-widgets {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
    text-align: left;
}

.footer-widgets .widget {
    color: var(--gray-light);
}

.footer-widgets .widget-title {
    color: var(--white);
}

.footer-widgets .widget-title::after {
    background: var(--red-primary);
}

.footer-widgets a {
    color: var(--gray-light);
    text-decoration: none;
    transition: var(--transition);
}

.footer-widgets a:hover {
    color: var(--red-primary);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 2rem;
    margin-top: 1rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .main-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .mobile-menu-toggle {
        display: block;
        z-index: 1001;
    }
    
    .main-navigation {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 350px;
        height: 100vh;
        background: var(--white);
        box-shadow: -5px 0 30px rgba(0,0,0,0.15);
        padding: 80px 30px;
        transition: right 0.3s ease;
        z-index: 1000;
        overflow-y: auto;
    }
    
    .main-navigation.active {
        right: 0;
    }
    
    .nav-menu {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .nav-menu a {
        font-size: 1.2rem;
    }
    
    .nav-menu .sub-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        padding-left: 20px;
        margin-top: 10px;
        display: none;
    }
    
    .nav-menu .menu-item-has-children.active .sub-menu {
        display: block;
    }
    
    .posts-grid {
        grid-template-columns: 1fr;
    }
    
    .post-thumbnail {
        height: 200px;
    }
    
    .container {
        padding: 0 16px;
    }
    
    .header-container {
        padding: 16px;
    }
    
    .single-post .post-title {
        font-size: 1.8rem;
    }
    
    .footer-widgets {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-widgets .widget-title::after {
        left: 50%;
        transform: translateX(-50%);
    }
}

@media (max-width: 480px) {
    .post-title {
        font-size: 1.2rem;
    }
    
    .post-content {
        padding: 1rem;
    }
    
    .post-meta {
        font-size: 0.75rem;
    }
    
    .single-post .post-header {
        padding: 1rem;
    }
    
    .single-post .post-title {
        font-size: 1.5rem;
    }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-light);
}

::-webkit-scrollbar-thumb {
    background: var(--red-primary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--red-dark);
}

/* Loading Animation */
body {
    animation: fadeIn 0.5s ease-out;
}

/* Search Form */
.search-form {
    display: flex;
    gap: 10px;
}

.search-form input {
    flex: 1;
    padding: 10px 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-family: inherit;
}

.search-form button {
    background: var(--red-primary);
    color: var(--white);
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
}

.search-form button:hover {
    background: var(--red-dark);
}

/* Comments Section */
.comments-area {
    margin-top: 3rem;
    padding: 2rem;
    background: var(--gray-light);
    border-radius: 20px;
}

.comment-list {
    list-style: none;
    padding: 0;
}

.comment {
    padding: 1rem;
    margin-bottom: 1rem;
    background: var(--white);
    border-radius: 12px;
}

.comment-author {
    font-weight: 600;
    color: var(--red-primary);
}

.comment-metadata {
    font-size: 0.8rem;
    color: var(--gray);
}