p {
    margin-bottom: 1rem;
}

#philosophy .hero {
    height: 15rem;
    background: var(--color-section-white-back);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

#philosophy .hero .overlay {
    padding: 2rem 3rem;
    max-width: 800px;
}

#philosophy .hero h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--color-text-primary);
    letter-spacing: 0.03em;
    line-height: 1.2;
    z-index: 10;
    position: relative;
}

/* 線 */
.tech_lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

/* ほわほわdots */
.spark {
    position: absolute;
    width: 1rem;
    height: 1rem;
    border-radius: 50%;
    background: var(--color-secondary);
    opacity: 0.2;
    animation: glow 3s infinite alternate;
}

.dot1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.dot2 {
    top: 70%;
    left: 40%;
    animation-delay: 1s;
}

.dot3 {
    top: 30%;
    left: 75%;
    animation-delay: 2s;
}

@keyframes glow {
    0% {
        transform: scale(1) rotate(0deg);
        opacity: 0.1;
    }

    50% {
        transform: scale(1.5) rotate(180deg);
        border-radius: 0;
        opacity: 0.2;
    }

    100% {
        transform: scale(1) rotate(360deg);
        opacity: 0.1;
    }
}

/* コンテンツ部分 */
.philosophy_content {
    padding: 4rem 1.5rem 6rem;
    max-width: 900px;
    margin: 0 auto;
    line-height: 2;
    font-size: 1.125rem;
    color: var(--color-text-primary);
}