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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
        Ubuntu, Cantarell, "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;
    line-height: 1.7;
    color: #1a1a2e;
    background: #fafafa;
    max-width: 680px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

header {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    margin-bottom: 3rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #0f1117;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #0f1117;
    text-decoration: none;
}

.tagline {
    font-size: 0.875rem;
    color: #666;
}

h1 {
    font-size: 2rem;
    line-height: 1.2;
    margin-bottom: 0.5rem;
    color: #0f1117;
}

.meta {
    display: flex;
    gap: 1rem;
    color: #666;
    font-size: 0.875rem;
    margin-bottom: 2rem;
}

.content {
    font-size: 1.0625rem;
}

.content h2 {
    font-size: 1.375rem;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
}

.content h3 {
    font-size: 1.125rem;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

.content p {
    margin-bottom: 1rem;
}

.content a {
    color: #0066cc;
    text-decoration: underline;
}

.content img {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
    margin: 1rem 0;
}

/* Hero section */
.hero {
    text-align: center;
    padding: 3rem 0 2rem;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero-desc {
    font-size: 1.125rem;
    color: #444;
    line-height: 1.6;
    max-width: 540px;
    margin: 0 auto 2rem;
}

.subscribe-btn-large {
    display: inline-block;
    background: #0f1117;
    color: #fff;
    padding: 0.875rem 2.5rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.125rem;
}

.subscribe-btn-large:hover {
    background: #1a1a2e;
}

.subscribe-note {
    margin-top: 0.75rem;
    font-size: 0.875rem;
    color: #888;
}

/* Coming soon */
.coming-soon {
    text-align: center;
    padding: 3rem 0;
    color: #666;
    font-size: 1.125rem;
}

/* Editions section */
.editions-section {
    margin-top: 3rem;
}

.editions-section h2 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: #0f1117;
}

.edition-list {
    list-style: none;
}

.edition-list li {
    margin-bottom: 1.5rem;
}

.edition-list a {
    text-decoration: none;
    color: inherit;
    display: block;
    padding: 1rem;
    border-radius: 6px;
    transition: background 0.15s;
}

.edition-list a:hover {
    background: #f0f0f0;
}

.edition-title {
    display: block;
    font-size: 1.125rem;
    font-weight: 600;
    color: #0f1117;
}

.edition-date {
    display: block;
    font-size: 0.875rem;
    color: #666;
    margin-top: 0.25rem;
}

.edition-preview {
    display: block;
    font-size: 0.9375rem;
    color: #444;
    margin-top: 0.25rem;
}

/* Back link */
.back-link {
    display: inline-block;
    color: #666;
    text-decoration: none;
    font-size: 0.875rem;
    margin-bottom: 2rem;
}

.back-link:hover {
    color: #0f1117;
}

/* Share buttons */
.share-buttons {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1.5rem 0;
    margin-top: 2rem;
    border-top: 1px solid #e5e5e5;
    font-size: 0.875rem;
    color: #666;
    flex-wrap: wrap;
}

.share-btn {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    text-decoration: none;
    color: #333;
    font-size: 0.8125rem;
    background: #fff;
    cursor: pointer;
    font-family: inherit;
}

.share-btn:hover {
    background: #f5f5f5;
    border-color: #bbb;
}

/* Subscribe inline */
.subscribe-inline {
    text-align: center;
    padding: 2rem;
    margin: 2rem 0;
    background: #f5f5f5;
    border-radius: 8px;
}

.subscribe-inline p {
    margin-bottom: 1rem;
    color: #444;
}

footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid #ddd;
    text-align: center;
}

.cta {
    margin-bottom: 2rem;
}

.cta p {
    margin-bottom: 0.75rem;
    color: #444;
}

.subscribe-btn {
    display: inline-block;
    background: #0f1117;
    color: #fff;
    padding: 0.625rem 1.5rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9375rem;
}

.subscribe-btn:hover {
    background: #1a1a2e;
}

.copyright {
    font-size: 0.8125rem;
    color: #999;
}

@media (max-width: 600px) {
    body {
        padding: 1rem 0.75rem;
    }

    h1 {
        font-size: 1.5rem;
    }

    .hero h1 {
        font-size: 1.75rem;
    }

    header {
        flex-direction: column;
        gap: 0.25rem;
    }

    .share-buttons {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* Hero section */
.hero {
    padding: 2.5rem 0 2rem;
    border-bottom: 1px solid #ddd;
    margin-bottom: 2rem;
}

.hero h1 {
    font-size: 2rem;
    margin-bottom: 0.75rem;
}

.hero-desc {
    color: #444;
    font-size: 1rem;
    margin-bottom: 1.5rem;
    max-width: 540px;
}

.subscribe-hero {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.subscribe-btn-large {
    display: inline-block;
    background: #0f1117;
    color: #fff !important;
    padding: 0.75rem 2rem;
    border-radius: 6px;
    font-weight: 700;
    font-size: 1rem;
    text-decoration: none;
    width: fit-content;
}

.subscribe-btn-large:hover {
    background: #1a1a2e;
}

.subscribe-note {
    font-size: 0.8125rem;
    color: #888;
}

.coming-soon {
    color: #666;
    font-style: italic;
    padding: 1rem 0;
}

.editions h2 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: #0f1117;
}