/* 스터디 섹션 */
.study-section {
    margin-bottom: 3rem;
}

.study-card {
    background: var(--bg-card);
    border: 1px solid var(--window-border);
    /* border-top-color: var(--white);
    border-left-color: var(--white);
    border-right-color: var(--window-border);
    border-bottom-color: var(--window-border); */
    padding: 12px;
    margin-bottom: 8px;
}

.study-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.study-title {
    font-size: 12px;
    font-weight: bold;
    color: var(--text-primary);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.study-status {
    font-size: 8px;
    padding: 2px 6px;
    background: var(--accent-secondary);
    color: var(--text-primary);
    border: 1px solid var(--window-border);
    font-weight: bold;
    text-transform: uppercase;
}

.study-description {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: var(--bg-window);
    border: 1px solid var(--window-border);
    border-top-color: var(--window-border);
    border-left-color: var(--window-border);
    border-right-color: var(--white);
    border-bottom-color: var(--white);
    overflow: hidden;
    margin-bottom: 4px;
}

.progress-fill {
    height: 100%;
    background: var(--accent-secondary);
    background-image: 
        repeating-linear-gradient(
            var(--accent-primary)
        );
}

.progress-text {
    font-size: 10px;
    color: var(--text-muted);
    text-align: right;
}

.study-meta {
    margin-bottom: 1rem;
}

.total-posts {
    font-size: 11px;
    color: var(--text-primary);
    background: var(--accent-light);
    padding: 0.3rem 0.6rem;
    border-radius: 12px;
    font-weight: bold;
}

.study-posts {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.study-post-link {
    font-size: 11px;
    color: var(--accent-primary);
    text-decoration: none;
    padding: 0.3rem 0.6rem;
    background: var(--accent-light);
    border-radius: 12px;
    transition: all 0.2s ease;
}

.study-post-link:hover {
    background: var(--accent-tertiary);
    color: var(--accent-dark);
}

/* 프로젝트 섹션 */
.projects-section {
    margin-bottom: 3rem;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1rem;
}

.project-card {
    background: var(--bg-card);
    border: 2px solid var(--window-border);
    border-top-color: var(--white);
    border-left-color: var(--white);
    border-right-color: var(--window-border);
    border-bottom-color: var(--window-border);
    padding: 10px;
}

.project-card:hover {
    border-top-color: var(--window-border);
    border-left-color: var(--window-border);
    border-right-color: var(--white);
    border-bottom-color: var(--white);
    background: var(--accent-secondary);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.8rem;
}

.project-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.project-tech {
    font-size: 10px;
    color: var(--accent-primary);
    background: var(--accent-light);
    padding: 0.2rem 0.5rem;
    border-radius: 10px;
}

.project-description {
    font-size: 11px;
    color: var(--text-muted);
    line-height: 1.5;
    margin-bottom: 0.8rem;
}

.project-links {
    display: flex;
    gap: 0.5rem;
    font-size: 10px;
}

.project-link {
    color: var(--accent-primary);
    text-decoration: none;
    padding: 0.3rem 0.6rem;
    border: 1px solid var(--accent-tertiary);
    border-radius: 4px;
    transition: all 0.2s ease;
}

.project-link:hover {
    background: var(--accent-light);
    border-color: var(--accent-primary);
}

/* 최근 포스트 섹션 */
.recent-posts {
    margin-top: 2rem;
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.post-card {
    background: var(--bg-card);
    border: 2px solid var(--window-border);
    border-top-color: var(--white);
    border-left-color: var(--white);
    border-right-color: var(--window-border);
    border-bottom-color: var(--window-border);
    padding: 12px;
}

.post-card:hover {
    border-top-color: var(--window-border);
    border-left-color: var(--window-border);
    border-right-color: var(--white);
    border-bottom-color: var(--white);
    background: var(--accent-secondary);
}

.post-card h3 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 15px;
    font-weight: 600;
    line-height: 1.4;
}

.post-card p {
    color: var(--text-muted);
    margin-bottom: 1rem;
    font-size: 12px;
    line-height: 1.5;
}

.post-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 11px;
    color: var(--text-muted);
}

.read-more {
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.read-more:hover {
    color: var(--accent-dark);
}

.post-date {
    opacity: 0.7;
}

/* 반응형 */
@media (max-width: 768px) {
    .posts-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}