/* --- Global Styles --- */
html,
body {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Source Sans 3', sans-serif;
    background-color: #1a1a1a;
    color: #f0f0f0;
    line-height: 1.5;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Light theme styles */
body.light-theme {
    background-color: #ffffff;
    color: #1a1a1a;
}

body.light-theme .post-card {
    background-color: #f5f5f5;
}

body.light-theme .post-details .post-date {
    color: #666;
}

body.light-theme .post-details p {
    color: #333;
}

body.light-theme footer {
    border-top: 1px solid #ddd;
    color: #777;
}

body.light-theme .theme-toggle-btn {
    background-color: #f0f0f0;
    color: #1a1a1a;
}

body.light-theme .theme-toggle-btn:hover, body.light-theme .mobile-theme-toggle-btn{
    background-color: #e0e0e0;
}

body.light-theme .view-more-btn {
    color: #1a1a1a;
}

body.light-theme .back-btn {
    background-color: #f0f0f0;
    color: #1a1a1a;
}

body.light-theme .back-btn:hover {
    background-color: #e0e0e0;
}

body.light-theme .navbtn {
    filter: invert(0);
}

body.light-theme .mobile-menu {
    background-color: hwb(0 100% 20% / 0.855);
    color: #1a1a1a;
}
.hidden {
    display: none;
}

h1, h2, h3, h4 {
    font-family: 'Roboto', sans-serif;
    line-height: 1.2;
    margin: 0;
}

a {
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}

/* --- Mobile Layout (Default) --- */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
}

.logo-container {
    display: flex;
    align-items: center;
}

.logo {
    width: 25px;
    margin-right: 5px;
}

header h1 {
    font-size: 14px;
    font-weight: 700;
}

.nav-links ul {
    list-style: none;
    display: flex;
    padding: 0;
    margin: 0;
    align-items: center;
}

.nav-links li a {
    margin-left: 20px;
    font-weight: 600;
    font-size: 14px;
}

.mobile-menu-toggle {
    display: block
}


.desktop-nav {
    display: none;
}

.navbtn {
    width: 24px;
    height: 24px;
    cursor: pointer;
    filter: invert(1); /* Makes SVG white in dark mode */
    transition: transform 0.2s ease;
}



.navbtn:hover {
    transform: scale(1.1);
}


.mobile-menu {
    display: relative;
    position: absolute;
    top: 60px;
    right: -30%;
    background-color: hsla(0, 0%, 20%, 0.5);
    color: #ddd;
    width: 150px;
    text-align: center;
    list-style: none;
    z-index: 1000;
    transition: right 0.3s ease;
}

.mobile-menu.active{
    right: 0%; /* Visible state */
}

.mobile-menu li {
    padding: 10px 0;
}

.mobile-menu li a {
    font-weight: 600;
}


/* Theme toggle button styles */
.theme-toggle-btn, .mobile-theme-toggle-btn {
    background-color: #2a2a2a;
    border: none;
    color: #f0f0f0;
    font-size: 16px;
    padding: 8px 12px;
    border-radius: 6px;
    cursor: pointer;
    margin-right: 10px;
    transition: background-color 0.3s ease;
}

.theme-toggle-btn:hover {
    background-color: #3a3a3a;
}

.hero-section {
    background-image: url("./images/header.png");
    background-size: cover;
    background-position: bottom;
    color: white;
    padding: 3rem 1.5rem;
    min-height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    transition: 1.5s ease;
    cursor: pointer;
    transition: 2s ease;
}

.hero-section.hidden {
  display: none;
}

.hero-section:hover .hero-content h1 {
    font-size: 2.1rem;
    transition: font-size 0.5s ease-in-out;
}

.hero-section:hover .hero-content .post-date,
.hero-section:hover .hero-content .post-excerpt {
    font-size: 1rem;
    transition: font-size 0.5s ease-in-out;
}

.hero-content {
    max-width: 600px;
}

.hero-content h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.hero-content .post-date,
.hero-content .post-excerpt {
    font-size: 0.9rem;
}

/* About section styles */

.about-section {
    padding: 2rem 1.5rem;
    margin: 1.25rem 1.25rem;
    display: flex;
    flex-direction: row;
    align-items: center;
}

.about-section img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    margin-right: 1.5rem;
}

.about-section.hidden {
    display: none;
}

/* Blog Post Styles */

.blog-posts {
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.recent-posts-title {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 1.5rem;
}

.posts-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    width: 100%;
    max-width: 440px;
}

.post-card {
    background-color: #2a2a2a;
    border-radius: 8px;
    overflow: hidden;
    transition: opacity 0.5s ease, transform 0.5s ease, max-height 0.5s ease;
    max-height: 500px;
}

.post-card:hover {
    transform: scale(1.05);
    transition: transform 0.3s ease-in-out;
}

.post-card.hidden {
    max-height: 0;
    opacity: 0;
    transform: translateY(-20px);
    margin: 0;
    overflow: hidden;
    transition: max-height 0.5s ease, opacity 0.3s ease, transform 0.3s ease, margin 0.5s ease;
}

/* Sliding animations */

.post-card.sliding-in {
    animation: slideDown 0.5s ease forwards;
}

.post-card.sliding-out {
    animation: slideUp 0.5s ease forwards;
}

@keyframes slideDown {
    from {
        max-height: 0;
        opacity: 0;
        transform: translateY(-20px);
        margin-bottom: 0;
    }
    to {
        max-height: 500px;
        opacity: 1;
        transform: translateY(0);
        margin-bottom: 1.5rem;
    }
}

@keyframes slideUp {
    from {
        max-height: 500px;
        opacity: 1;
        transform: translateY(0);
        margin-bottom: 1.5rem;
    }
    to {
        max-height: 0;
        opacity: 0;
        transform: translateY(-20px);
        margin-bottom: 0;
    }
}

/* Fade animations */

.fade-out {
  animation: fadeOut 0.3s ease-out forwards;
}

.fade-in {
  animation: fadeIn 0.3s ease-in forwards;
}

/* This is the keyframe animation for fading out */
@keyframes fadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}

/* This is the keyframe animation for fading in */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}


.post-card a {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.post-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.post-details {
    padding: 1rem;
    flex-grow: 1;
}

.post-details .post-date {
    font-size: 0.8rem;
    color: #999;
}

.post-details h2 {
    font-size: 1.2rem;
    margin: 0.5rem 0;
}

.post-details p {
    font-size: 0.9rem;
    color: #ccc;
    margin: 0;
}

.view-more-btn {
    display: block;
    width: 100%;
    max-width: 440px;
    background-color: transparent;
    border: none;
    color: #f0f0f0;
    font-family: 'Source Sans 3', sans-serif;
    font-weight: 700;
    padding: 1rem;
    cursor: pointer;
    text-align: center;
    margin-top: 2rem;
    transition: opacity 0.3s ease;
}

.view-more-btn:hover {
    text-decoration: underline;
}

.view-more-btn.hidden {
    display: none;
}

/* Full blog post styles */
.full-blog-post {
    padding: 2rem 1.5rem;
    max-width: 800px;
    margin: 0 auto;
}

.full-blog-post.show-in-hero {
    grid-area: hero;
    max-width: none;
    margin: 0;
}

.back-btn {
    background-color: #2a2a2a;
    border: none;
    color: #f0f0f0;
    font-family: 'Source Sans 3', sans-serif;
    font-weight: 600;
    padding: 0.75rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    margin-bottom: 1.5rem;
    transition: background-color 0.3s ease;
}

.back-btn:hover {
    background-color: #3a3a3a;
}

.full-blog-post .post-date {
    font-size: 0.9rem;
    color: #999;
    margin-bottom: 0.5rem;
}

.full-blog-post h1 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.full-blog-post .post-excerpt {
    font-size: 1rem;
    margin-bottom: 2rem;
    color: #ccc;
}

.hero-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 2rem;
}

.blog-post-content h3 {
    font-size: 1.3rem;
    margin: 2rem 0 1rem 0;
}

.blog-post-content p {
    margin-bottom: 1rem;
    line-height: 1.6;
}

footer {
    text-align: center;
    padding: 2rem 1.5rem;
    border-top: 1px solid #333;
    font-size: 0.8rem;
    color: #888;
}

/* --- Desktop Layout (Using Grid Template Areas) --- */
@media (min-width: 768px) {
    body {
        display: grid;
        grid-template-areas:
            "header"
            "hero"
            "blog-posts"
            "footer";
        grid-template-columns: 1fr;
    }

    header {
        grid-area: header;
        padding: 1rem 5rem;
    }

    .nav-links li a {
        margin-left: 50px;
    }

    .mobile-menu-toggle {
        display: none;
    }

    .mobile-menu {
        display: none;
    }

    .desktop-nav {
        display: block;
    }   

    .hero-section {
        grid-area: hero;
        padding: 5rem;
    }

    .about-me-header {
        display: flex;
        flex-direction: row;
        align-items: center;
        justify-content: center;
        padding: 2rem 0.5rem;
        margin: 0 auto;
        width: 100%;
    }

    .about-text {
        width: 90%;
        margin: 0 auto;
    }

    .blog-posts {
        grid-area: blog-posts;
        padding: 2rem 5rem;
        align-items: flex-start;
    }

    .recent-posts-title {
        text-align: left;
    }

    .posts-container {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
        max-width: none;
    }

    .view-more-btn {
        max-width: none;
        margin: 2rem 0;
        align-self: center;
    }

    .full-blog-post.show-in-hero {
        grid-area: hero;
        padding: 5rem;
        max-width: none;
        margin: 0;
    }

    footer {
        grid-area: footer;
    }
}