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

img {
    max-width: 100%;
    height: auto;
}

body {
    font-family: 'EB Garamond', 'Garamond', serif;
    line-height: 1.6;
    color: #000;
    background-color: #fff;
    overflow-x: hidden;
}

/* ===== HEADER ===== */
header {
    background-color: #fff;
    border-bottom: 1px solid #ddd;
    padding: 1.5rem 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo img {
    height: 50px;
    width: auto;
}

nav {
    margin-left: auto;
}

nav ul {
    list-style: none;
    display: flex;
    flex-direction: row;
    gap: 2rem;
}

nav a {
    color: #000;
    text-decoration: none;
    font-size: 1rem;
    transition: opacity 0.3s;
}

nav a:hover {
    opacity: 0.6;
}

/* ===== MAIN CONTENT ===== */
main {
    max-width: 900px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

/* ===== HOMEPAGE LAYOUT ===== */
.homepage-container {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 3rem;
}

.homepage-text {
    flex: 1;
}

.homepage-text h1 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    font-weight: normal;
}

.homepage-text p {
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 1rem;
}

/* ===== ARCH FRAME IMAGE ===== */
.arch-frame {
    width: 300px;
    height: 520px;
    border-radius: 150px 150px 0 0;
    overflow: hidden;
    flex-shrink: 0;
}

.arch-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ===== FOOTER ===== */
footer {
    text-align: center;
    padding: 2rem;
    color: #666;
    font-size: 0.9rem;
    border-top: 1px solid #ddd;
    margin-top: 3rem;
}

/* ===== LINKS ===== */
a {
    color: #000;
    text-decoration: underline;
}

a:hover {
    opacity: 0.6;
}

/* ===== BLOG ===== */
#password-gate {
    text-align: center;
    padding: 3rem 0;
}

#password-input {
    font-family: 'EB Garamond', serif;
    font-size: 1rem;
    padding: 0.5rem 1rem;
    border: 1px solid #000;
    margin-right: 0.5rem;
}

#password-gate button {
    font-family: 'EB Garamond', serif;
    font-size: 1rem;
    padding: 0.5rem 1.5rem;
    background-color: #000;
    color: #fff;
    border: none;
    cursor: pointer;
}

#password-gate button:hover {
    background-color: #333;
}

#error-message {
    color: red;
    margin-top: 1rem;
}

.post-preview {
    margin-bottom: 1.5rem;
}

.post-preview h2 {
    font-weight: normal;
}

.post-content img {
    max-width: 100%;
    height: auto;
    margin: 1.5rem 0;
}

.post-date {
    color: #666;
    font-size: 0.9rem;
}

.post-preview hr {
    border: none;
    border-top: 1px solid #ddd;
    margin-top: 1.5rem;
}

/* ===== GALLERY ===== */
.gallery {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.gallery img {
    width: 100%;
    height: auto;
    display: block;
}

.gallery-masonry {
    columns: 2;
    column-gap: 1.5rem;
}

.gallery-masonry img {
    width: 100%;
    height: auto;
    display: block;
    margin-bottom: 1.5rem;
}

.gallery-stacked {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-width: 600px;
    margin: 0 auto;
}

.gallery-stacked img {
    width: 100%;
    height: auto;
    display: block;
}

/* ===== RESEARCH PAGE ===== */
.video-container {
    position: relative;
    width: 100%;
    max-width: 700px;
    padding-bottom: 56.25%;
    margin: 1.5rem 0;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.pdf-container iframe {
    width: 100%;
    height: 600px;
    border: 1px solid #ddd;
    margin: 1.5rem 0;
}

/* ===== MOBILE RESPONSIVE ===== */
@media (max-width: 768px) {
    .header-container {
        flex-direction: row;
        flex-wrap: nowrap;
        align-items: center;
        justify-content: space-between;
    }

    .logo {
        flex-shrink: 0;
    }

    .logo img {
        height: 30px;
    }

    nav {
        margin-left: auto;
    }

    nav ul {
        gap: 0.75rem;
        font-size: 0.8rem;
    }

    .homepage-container {
        flex-direction: column;
        gap: 2rem;
    }

    .homepage-text h1 {
        font-size: 1.5rem;
    }

    .homepage-text p {
        font-size: 1rem;
    }

    main {
        padding: 2rem 1rem;
    }

    .gallery-masonry {
        columns: 1;
    }
}