/* =========================
   General Styles
   ========================= */
body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    background: black;
    background-size: 400% 400%;
    animation: gradient 30s ease infinite;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
    width: 90%;
    max-width: 800px;
    margin: 20px auto;
    padding: 0;
    position: relative;
}

/* =========================
   Navigation Styles
   ========================= */
.projects-page .nav {
    width: 100%;
    background: transparent;
    padding: 20px 0;
    transition: background 0.3s ease;
    z-index: 1000;
}

.nav-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: flex-end;
    margin-right: 50px; /* move nav items to the right */
}

.nav-menu {
    display: flex;
    align-items: center;
}

.nav-item {
    font-family: 'Public Sans', sans-serif;
    color: white;
    text-decoration: none;
    padding: 10px 15px;
    margin: 0 10px;
    position: relative;
    transition: all 0.3s ease;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 16px;
    font-weight: 500;
}

.nav-item:hover {
    background-color: #1B7476;
}

.nav-item.active {
    background-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    padding-left: 30px;
    padding-right: 30px;
}

.nav-dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    display: none;
    position: absolute;
    background-color: #1B7478;
    min-width: 100%;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
    top: calc(100% + 8px);
    left: 0;
    border-radius: 10px;
    overflow: hidden;
}

.nav-dropdown:hover .dropdown-content {
    display: block;
}

.dropdown-content a {
    font-family: 'Public Sans', sans-serif;
    color: #f1f1f1;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    transition: background-color 0.3s ease;
    font-size: 16px;
}

.dropdown-content a:hover {
    background-color: #125fdc;
}

/* Pseudo-element to cover the gap */
.nav-dropdown:hover::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    height: 10px;
}

/* Arrow Styles */
.arrow-container {
    display: inline-flex;
    align-items: center;
    margin-left: 5px;
}

.arrow {
    width: 7px;
    height: 7px;
    border: solid white;
    border-width: 2px 2px 0 0;
    display: inline-block;
    transform: rotate(135deg);
    transition: transform 0.3s ease;
    position: relative;
    top: -2px;
    transform-origin: 69% 50%;
}

.nav-dropdown:hover .arrow {
    transform: rotate(-45deg) translateY(1.8px);
}

/* =========================
   Hero Section
   ========================= */
.content-wrapper {
    margin-top: -60px;
    padding-top: 80px;
}

.project-hero {
    display: flex;
    justify-content: center;
    align-items: center;
}

.project-hero h1 {
    font-size: 2rem;
    color: white;
    font-family: 'Source Sans Pro', sans-serif;
    letter-spacing: 2px;
    font-weight: 100;
    animation: slideUpFadeIn 1.5s ease-out forwards;
}

/* Keyframes for upward fade-in animation */
@keyframes slideUpFadeIn {
    0% { opacity: 0; transform: translateY(30px); }
    50% { opacity: 0.5; }
    100% { opacity: 1; transform: translateY(0); }
}

/* =========================
   Blog Post Section
   ========================= */
.blog-post {
    background: transparent;
    padding: 0;
    font-family: 'Roboto', sans-serif;
    color: #fff;
    max-width: 800px;
    margin: 40px auto;
}

.blog-post-header {
    margin-bottom: 20px;
}

.blog-post-header h1 {
    font-size: 24px;
    margin: 0;
    font-weight: normal;
    font-family: 'Roboto', sans-serif;
}

.blog-date {
    display: inline-block;
    color: #4af626;
    margin: 10px 0;
    font-family: 'Roboto', sans-serif;
    font-size: 16px;
    opacity: .7; /* polish */
}

hr {
    border: none;
    border-top: 1px solid #333;
    margin: 20px 0;
}

details {
    border: none;
    margin: 20px 0;
    padding: 0;
    background: transparent;
    font-family: 'Roboto', sans-serif;
}

details summary {
    color: #fff;
    font-weight: normal;
    cursor: pointer;
    list-style: none;
    font-size: 16px;
}

details summary::before {
    content: '▶ ';
    color: #fff;
}

details[open] summary::before {
    content: '▼ ';
}

details summary::-webkit-details-marker {
    display: none;
}

details p {
    margin: 10px 0;
    padding-left: 20px;
    color: #fff;
    font-size: 16px;
}

.blog-content {
    margin-top: 20px;
}

.blog-content p {
    margin: 0 0 15px 0;
    color: #fff;
    font-size: 16px;
    font-family: 'Roboto', sans-serif;
    line-height: 1.4;
}

/* =========================
   Footer
   ========================= */
footer {
    background: black;
    color: white;
    text-align: center;
    padding: 20px 0;
    margin-top: auto;
}

footer p {
    font-size: 14px;
    margin: 0;
}

/* =========================
   Blog Images (generic)
   ========================= */
.blog-image {
    margin: 2rem 0;
    text-align: center;
}

.blog-image img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.image-caption {
    font-style: italic;
    color: #666;
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

/* =========================
   Hero + Mid-article Figures (Blog 4)
   ========================= */

/* Size controls */
:root{
    --hero-max: 460px;   /* hero image width cap */
    --figure-max: 760px; /* mid-article figure width */
}

/* Hero image (after title/date) */
.hero-image { margin: 1rem 0 0; }
.hero-image--narrow {
    max-width: var(--hero-max);
    margin: 1rem auto 0;            /* centered */
}
.hero-image--narrow img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 12px;
}

/* Mid-article figure (centered with caption) */
.mid-figure {
    max-width: var(--figure-max);
    margin: 1.25rem auto;
    text-align: center;
}
.mid-figure img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 12px;
}
.mid-figure figcaption {
    font-size: .95rem;
    line-height: 1.4;
    opacity: .8;
    margin-top: .5rem;
    font-style: italic;
}

/* =========================
   Responsive Adjustments
   ========================= */
@media (max-width: 768px) {
    /* existing small-type tweaks */
    .project-hero h1 { font-size: 1.8rem; }
    main { width: 95%; }
    details { font-size: 0.9rem; }

    /* Mobile navigation + menu */
    .hamburger {
        display: block;
        cursor: pointer;
        padding: 13px;
        position: fixed;
        top: 10px;
        right: 5.5px;
        z-index: 1001;
        background-color: #1B7476;
        border-radius: 8px;
        transform: scale(0.8);
    }

    .bar {
        width: 25px;
        height: 3px;
        background-color: white;
        margin: 5px 0;
        transition: 0.4s;
    }

    .hamburger.active .bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
    .hamburger.active .bar:nth-child(2) { opacity: 0; }
    .hamburger.active .bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

    .nav { background: none; padding: 0; height: auto; }

    .nav-menu {
        display: none;
        position: fixed;
        top: 50px;
        right: 11px;
        width: 200px;
        background-color: #1B7476;
        padding: 10px 0;
        border-radius: 8px 0 8px 8px;
        overflow: hidden;
        z-index: 1000;
    }

    .nav-menu.show {
        display: block;
        max-height: 100vh;
        overflow-y: auto;
    }

    .nav-item {
        display: block;
        padding: 10px 20px;
        color: white;
        text-decoration: none;
        transition: background-color 0.3s;
        font-size: 16px;
    }

    .nav-dropdown { position: relative; }

    .nav-dropdown > .nav-item .arrow-container { display: inline-flex; }

    .dropdown-content {
        display: none;
        background-color: transparent;
        box-shadow: none;
        padding-left: 5px;
        position: static;
    }

    .nav-dropdown.active .dropdown-content { display: block; background-color: transparent; }

    .nav-item.active, .nav-item:hover {
        background-color: transparent !important;
        box-shadow: none !important;
    }

    .nav-item.active { padding-left: 20px !important; padding-right: 20px !important; }

    .dropdown-content a:hover { background-color: transparent; }

    /* Adjust Hero Section for Mobile */
    .project-hero { height: 18vh; padding: 10px 0; }
    .project-hero h1 {
        font-size: 2rem;
        white-space: normal;
        text-align: center;
        margin-bottom: 0.5rem;
    }
    .project-hero p { font-size: 0.9rem; margin-top: 0.5rem; }

    .project-container { padding: 2rem 1rem; }
    .project-container h2 { font-size: 1.5rem; }
    .project-container p { font-size: 0.85rem; }

    .tools-languages { gap: 0.5rem; margin-top: 1rem; }
    .tools-languages p { font-size: 0.9rem; }
    .tool-icon { width: 24px; height: 24px; }
}

@media (max-width: 480px) {
    .project-hero h1 { font-size: 1.5rem; }
    details summary { font-size: 0.85rem; }
    details p { font-size: 0.85rem; }
}