/* Reset/Margin adjustments */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f7f9fc;
    color: #2c3e50;
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

.about-contents {
    max-width: 720px;
    margin: 3rem auto;
    background-color: #ffffff;
    padding: 2.5rem 3rem;
    border-radius: 12px;
    box-shadow: 0 4px 18px rgba(44, 62, 80, 0.12);
    box-sizing: border-box;
}

.about-contents h2 {
    font-size: 2.3rem;
    color: #1a242f;
    margin-bottom: 1.2rem;
    font-weight: 700;
    border-bottom: 2px solid #4669fa;
    padding-bottom: 0.4rem;
}

.about-contents p {
    font-size: 1.1rem;
    color: #3a4a61;
    margin-bottom: 1.3rem;
    letter-spacing: 0.02em;
}

.about-contents strong {
    color: #284aaf;
    font-weight: 600;
}

.about-contents a {
    color: #4669fa;
    text-decoration: none;
    transition: color 0.2s ease-in-out;
}

.about-contents a:hover,
.about-contents a:focus {
    color: #233d99;
    text-decoration: underline;
}

/* Description list for build info */
.about-contents dl {
    background-color: #eef2fa;
    border-radius: 8px;
    padding: 1.5rem 1.8rem;
    margin-bottom: 1.8rem;
    color: #33415c;
    font-size: 1rem;
    box-shadow: inset 0 0 8px rgba(70, 105, 250, 0.07);
}

.about-contents dl p {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
    color: #4669fa;
    padding-left: 0;
}

.about-contents dl dt {
    font-weight: 600;
    margin-top: 0.6rem;
    color: #2e3a59;
}

.about-contents dl dd {
    margin-left: 1.6rem;
    color: #4a5a7a;
}

.admin-note {
    font-size: 0.92rem;
    color: #6a7a99;
    background-color: #f1f4fb;
    padding: 1rem 1.3rem;
    border-left: 4px solid #4669fa;
    border-radius: 4px;
    line-height: 1.4;
}

/* Logo container */
.logo-well {
    margin: 2rem auto 1.5rem;
    max-width: 200px;
    text-align: center;
}

.logo-img {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 2px 3px rgba(70, 105, 250, 0.4));
    border-radius: 20px;
    transition: transform 0.3s ease;
}

/* Subtle hover effect on logo */
.logo-img:hover,
.logo-img:focus {
    transform: scale(1.06) rotate(-2deg);
    filter: drop-shadow(0 5px 6px rgba(70, 105, 250, 0.6));
    cursor: default;
}

/* Horizontal rule styling */
hr {
    border: none;
    border-top: 1.6px solid #dbe2f5;
    margin: 2.2rem 0;
    width: 100%;
}

/* Responsive Design */
@media (max-width: 768px) {
    .about-contents {
        padding: 2rem 1.5rem;
        margin: 2rem 1rem;
    }

    .about-contents h2 {
        font-size: 1.75rem;
    }
}