/* ============================================
   Blog Pages — shared styles
   (listing, category, tag, search, single article)
   ============================================ */

:root {
    --space-blue: #01203f;
    --carmine-pink: #e63743;
    --midnight-black: #000000;
    --pure-white: #ffffff;
    --seaweed: #00798f;
    --forest-green: #054338;
    --orange: #fe5001;
    --light-gray: #f8f9fa;
    --medium-gray: #e9ecef;
    --dark-gray: #6c757d;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--pure-white);
    color: var(--midnight-black);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Header & Navigation */
header {
    background-color: var(--space-blue);
    color: var(--pure-white);
    padding: 1rem 2rem;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.header-scrolled {
    padding: 0.7rem 2rem;
    background-color: rgba(1, 32, 63, 0.95);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    height: 40px;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: bold;
    letter-spacing: 0.5px;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--pure-white);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    color: var(--carmine-pink);
}

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

.nav-links a:hover::after {
    width: 100%;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 0.7rem 1.5rem;
    border-radius: 30px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--carmine-pink);
    color: var(--pure-white);
    border: 2px solid var(--carmine-pink);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--carmine-pink);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(230, 55, 67, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--pure-white);
    border: 2px solid var(--pure-white);
}

.btn-secondary:hover {
    background-color: var(--pure-white);
    color: var(--space-blue);
    transform: translateY(-3px);
}

.btn-outline {
    background-color: transparent;
    color: var(--space-blue);
    border: 2px solid var(--space-blue);
}

.btn-outline:hover {
    background-color: var(--space-blue);
    color: var(--pure-white);
    transform: translateY(-3px);
}

/* Mobile Navigation */
.mobile-menu {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: white;
    z-index: 1001;
}

.mobile-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background-color: var(--space-blue);
    padding: 100px 2rem 2rem;
    transition: right 0.4s ease-in-out;
    z-index: 1000;
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.2);
}

.mobile-nav.active {
    right: 0;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.mobile-nav-links a {
    color: var(--pure-white);
    text-decoration: none;
    font-size: 1.2rem;
    padding: 0.8rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.mobile-nav-links a:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--carmine-pink);
    padding-left: 1.5rem;
}

.mobile-cta-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
}

/* Blog Hero Section */
.blog-hero {
    background: linear-gradient(135deg, var(--space-blue) 0%, var(--seaweed) 100%);
    color: var(--pure-white);
    padding: 10rem 2rem 6rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.blog-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iMTAwJSIgaGVpZ2h0PSIxMDAlIiB2aWV3Qm94PSIwIDAgMTAwMCAxMDAwIiBmaWxsPSJub25lIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjxyZWN0IHdpZHRoPSIxMDAwIiBoZWlnaHQ9IjEwMDAiIGZpbGw9InJnYmEoMCwgMCwgMCwgMC4xKSIvPjxwYXRoIGQ9Ik0wIDUwMEw1MDAgMEwxMDAwIDUwMEw1MDAgMTAwMFoiIGZpbGw9InJnYmEoMjU1LCAyNTUsIDI1NSwgMC4wNSkiLz48L3N2Zz4=');
    opacity: 0.3;
}

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

.blog-hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.blog-hero p {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
}

/* Blog Content */
.blog-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 3rem;
}

/* Main Blog Posts */
.blog-posts {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.blog-post {
    background-color: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.blog-post:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
}

.post-image {
    height: 250px;
    width: 100%;
    background: linear-gradient(135deg, var(--space-blue) 0%, var(--seaweed) 100%);
    position: relative;
    overflow: hidden;
}

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

.blog-post:hover .post-image img {
    transform: scale(1.05);
}

.post-category {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background-color: var(--carmine-pink);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 600;
}

.post-content {
    padding: 2rem;
}

.post-meta {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark-gray);
    font-size: 0.9rem;
}

.post-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.post-meta i {
    color: var(--carmine-pink);
}

.post-content h2 {
    font-size: 1.8rem;
    color: var(--space-blue);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.post-content p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.read-more {
    color: var(--carmine-pink);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: gap 0.3s ease;
}

.read-more:hover {
    gap: 0.8rem;
}

/* Blog Sidebar */
.blog-sidebar {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.sidebar-widget {
    background-color: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.widget-title {
    font-size: 1.3rem;
    color: var(--space-blue);
    margin-bottom: 1.5rem;
    padding-bottom: 0.8rem;
    border-bottom: 2px solid var(--medium-gray);
    position: relative;
}

.widget-title::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 50px;
    height: 2px;
    background-color: var(--carmine-pink);
}

/* Search Widget */
.search-form {
    position: relative;
}

.search-input {
    width: 100%;
    padding: 1rem 1.5rem;
    border: 2px solid var(--medium-gray);
    border-radius: 30px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--carmine-pink);
    box-shadow: 0 0 0 3px rgba(230, 55, 67, 0.1);
}

.search-button {
    position: absolute;
    right: 5px;
    top: 5px;
    background-color: var(--carmine-pink);
    color: white;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.search-button:hover {
    background-color: var(--space-blue);
    transform: rotate(90deg);
}

/* Categories Widget */
.categories-list {
    list-style: none;
}

.categories-list li {
    margin-bottom: 0.8rem;
}

.categories-list a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #666;
    text-decoration: none;
    padding: 0.8rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.categories-list a:hover {
    background-color: var(--light-gray);
    color: var(--carmine-pink);
    padding-left: 1.2rem;
}

.category-count {
    background-color: var(--light-gray);
    color: var(--dark-gray);
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    font-size: 0.8rem;
}

/* Recent Posts Widget */
.recent-post {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--medium-gray);
}

.recent-post:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.recent-post-image {
    width: 80px;
    height: 80px;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
}

.recent-post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.recent-post-content h4 {
    font-size: 0.95rem;
    color: var(--space-blue);
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

.recent-post-date {
    font-size: 0.8rem;
    color: var(--dark-gray);
}

/* Tags Widget */
.tags-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    background-color: var(--light-gray);
    color: var(--space-blue);
    padding: 0.5rem 1rem;
    border-radius: 30px;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.tag:hover {
    background-color: var(--carmine-pink);
    color: white;
    transform: translateY(-2px);
}

/* Newsletter Widget */
.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.newsletter-input {
    padding: 1rem;
    border: 2px solid var(--medium-gray);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.newsletter-input:focus {
    outline: none;
    border-color: var(--carmine-pink);
    box-shadow: 0 0 0 3px rgba(230, 55, 67, 0.1);
}

/* Blog Pagination */
.blog-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-top: 4rem;
}

.pagination-link {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: white;
    color: var(--space-blue);
    border: 2px solid var(--medium-gray);
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.pagination-link:hover,
.pagination-link.active {
    background-color: var(--space-blue);
    color: white;
    border-color: var(--space-blue);
    transform: translateY(-2px);
}

.pagination-link.prev,
.pagination-link.next {
    width: auto;
    padding: 0 1.5rem;
}

.pagination-link.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-link.disabled:hover {
    background-color: white;
    color: var(--space-blue);
    border-color: var(--medium-gray);
    transform: none;
}

/* Featured Post */
.featured-post {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, var(--space-blue) 0%, var(--seaweed) 100%);
    border-radius: 12px;
    overflow: hidden;
    color: white;
    margin-bottom: 2rem;
}

.featured-post-content {
    padding: 3rem;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: center;
}

.featured-post h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.featured-post p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 1.5rem;
}

/* Newsletter Section */
.newsletter-section {
    background-color: var(--light-gray);
    padding: 4rem 2rem;
    text-align: center;
    margin-top: 4rem;
}

.newsletter-container {
    max-width: 600px;
    margin: 0 auto;
}

.newsletter-section h3 {
    font-size: 2rem;
    color: var(--space-blue);
    margin-bottom: 1rem;
}

.newsletter-section p {
    color: #666;
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

/* Footer */
footer {
    background-color: var(--midnight-black);
    color: white;
    padding: 4rem 2rem 2rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
}

.footer-column h3 {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: var(--pure-white);
    position: relative;
    padding-bottom: 10px;
}

.footer-column h3::after {
    content: '';
    position: absolute;
    width: 40px;
    height: 3px;
    background-color: var(--carmine-pink);
    bottom: 0;
    left: 0;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 0.8rem;
}

.footer-column ul li a {
    color: #bbb;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-column ul li a:hover {
    color: var(--carmine-pink);
}

.social-icons {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-icons a {
    width: 40px;
    height: 40px;
    background-color: #333;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-icons a:hover {
    background-color: var(--carmine-pink);
    transform: translateY(-3px);
}

.footer-bottom {
    max-width: 1200px;
    margin: 3rem auto 0;
    padding-top: 2rem;
    border-top: 1px solid #333;
    text-align: center;
    color: #bbb;
    font-size: 0.9rem;
}

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

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

/* Responsive */
@media (max-width: 992px) {
    .blog-container { grid-template-columns: 1fr; gap: 2rem; }
    .featured-post-content { grid-template-columns: 1fr; text-align: center; }
    .footer-content { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-links, .cta-buttons { display: none; }
    .mobile-menu { display: block; }
    .blog-hero h1 { font-size: 2.5rem; }
    .blog-hero p { font-size: 1.1rem; }
    .post-content h2 { font-size: 1.5rem; }
    .featured-post h2 { font-size: 2rem; }
    .featured-post-content { padding: 2rem; }
    .blog-pagination { flex-wrap: wrap; }
}

@media (max-width: 576px) {
    .blog-hero { padding: 8rem 1rem 4rem; }
    .blog-container { padding: 2rem 1rem; }
    .post-content { padding: 1.5rem; }
    .post-meta { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
    .footer-content { grid-template-columns: 1fr; }
    .sidebar-widget { padding: 1.5rem; }
}