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

body {
    background-color: #f5f5f5;
    font-family: "Roboto", sans-serif;
    color: #333;
    line-height: 1.6;
}

.box {
    max-width: 900px;
    margin: 0 auto;
    padding: 2em 1em;
    background-color: #ffffff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
}

/* header */
.site_header {
    text-align: center;
    margin-bottom: 2em;
}

.author {
    font-size: 2.5em;
    color: #1a202c;
    margin-bottom: 0.5em;
}

.author_description {
    font-size: 1.125em;
    color: #4a5568;
}

.section_headings {
    font-size: 1.75em;
    color: #2d3748;
    margin-bottom: 0.75em;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 0.25em;
}

/* about section*/
.about_section {
    margin-bottom: 2em;
}

.about_text {
    font-size: 1em;
    color: #4a5568;
    margin-top: 0.5em;
}

/* project section*/
.projects_section {
    margin-bottom: 2em;
}

.projects_grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1em;
    margin-top: 1em;
}

/* project boxes */
.project_box {
    background-color: #edf2f7;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    padding: 1em;
    text-align: center;
    text-decoration: none;
    color: inherit;
    position: relative;
    min-height: 120px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.project_box:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.project_title {
    font-size: 1.25em;
    margin-bottom: 0.5em;
    color: #2d3748;
}

.project_status {
    font-size: 0.875em;
    color: #718096;
}

.project_box.completed {
    background-color: #e6fffa;
    border-color: #b2f5ea;
}

.project_box.completed .project-title {
    color: #2f855a;
}

.project_box.upcoming {
    background-color: #f7fafc;
    border-color: #e2e8f0;
}

.project_box.upcoming .project-title {
    color: #4a5568;
}

/* footer */
.site_footer {
    text-align: center;
    padding-top: 1em;
    border-top: 1px solid #e2e8f0;
}

.site_footer p {
    font-size: 0.875em;
    color: #a0aec0;
}