.pdf-library-wrapper {
    padding: 60px 20px;
    background: #f7f7f7;
}

.pdf-library-container {
    max-width: 1100px;
    margin: 0 auto;
}

.pdf-library-header {
    text-align: center;
    margin-bottom: 45px;
}

.pdf-library-header .eyebrow {
    display: inline-block;
    margin-bottom: 10px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #b8903c;
}

.pdf-library-header h1 {
    margin: 0;
    font-size: clamp(2.2rem, 5vw, 4rem);
    line-height: 1.1;
}

.pdf-library-header p {
    max-width: 650px;
    margin: 16px auto 0;
    font-size: 1.1rem;
    color: #666;
}

.pdf-month-section {
    margin-bottom: 48px;
}

.pdf-month-title {
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid #ddd;
    font-size: 1.75rem;
}

.pdf-resource-list {
    display: grid;
    gap: 18px;
}

.pdf-resource-card {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 22px;
    align-items: center;
    background: #fff;
    padding: 24px;
    border-radius: 16px;
    border: 1px solid #e5e5e5;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.06);
}

.pdf-resource-icon {
    width: 62px;
    height: 72px;
    border-radius: 12px;
    background: #b91c1c;
    color: #fff;
    display: grid;
    place-items: center;
    font-weight: 800;
    letter-spacing: 0.08em;
}

.pdf-resource-info h3 {
    margin: 0 0 8px;
    font-size: 1.2rem;
}

.pdf-resource-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    color: #777;
    font-size: 0.95rem;
}

.pdf-resource-meta span + span::before {
    content: "•";
    margin-right: 10px;
    color: #aaa;
}

.pdf-download-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0 22px;
    border-radius: 999px;
    background: #111;
    color: #fff;
    text-decoration: none;
    font-weight: 700;
}

.pdf-download-button:hover {
    background: #b8903c;
    color: #fff;
}

.pdf-empty-card {
    background: #fff;
    text-align: center;
    padding: 55px 25px;
    border-radius: 16px;
    border: 1px solid #e5e5e5;
}

@media (max-width: 720px) {
    .pdf-resource-card {
        grid-template-columns: 1fr;
        align-items: flex-start;
    }

    .pdf-download-button {
        width: 100%;
    }
}