:root {
    --system-white: #f4e5ff;
    --system-gray: #86868b;
    --system-gray-light: #e5e5e5;
    --system-gray-dark: #2c2c2c;
    --system-purple: #dcacff;
    --system-purple-light: #a329ff;
    --shadow-sm: 0 4px 8px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 8px 16px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 16px 32px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: 'Noto Sans JP', sans-serif;
    background-color: var(--system-white);
    color: var(--system-gray-dark);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1700px;
    margin: 0 auto;
    padding: 0 22px;
}

/* Header */
header {
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--system-gray-light);
}


nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 44px;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    color: var(--system-gray-dark);
    text-decoration: none;
    font-size: 14px;
    font-weight: 400;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--system-purple-light);
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    text-align: center;
    background-image: linear-gradient(120deg, #fdfbfb 0%, #ebedee 80%);
}

.hero h1 {
    font-size: 80px;
    font-weight: 600;
    margin-bottom: 10px;
    letter-spacing: -0.015em;
}

.hero p {
    font-size: 24px;
    color: var(--system-gray);
    max-width: 600px;
    margin: 0 auto 40px;
}



.cta-button {
    display: inline-block;
    background-color: var(--system-purple);
    color: white;
    padding: 10px 20px;
    border-radius: 20px;
    text-decoration: none;
    font-size: 17px;
    font-weight: 400;
    transition: background-color 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.cta-button:hover {
    background-color: #b142ff; /* Slightly darker pink */
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Projects Section */
.section {
    padding: 80px 0;
}

.section-about {
    padding: 80px 100px;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 40px;
    font-weight: 600;
    margin-bottom: 10px;
}

.section-header p {
    font-size: 21px;
    color: var(--system-gray);
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.project-card {
    background-color: white;
    border-radius: 12px;
    box-shadow: 0 4px 8px var(--system-white);
    overflow: hidden;
    transition: transform 0.3s ease;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.project-image {
    height: 200px;
    background-color: var(--system-gray-light);
    background-size: cover;
    background-position: center;
}

.project-content {
    padding: 25px;
}

.project-content h3 {
    font-size: 21px;
    margin-bottom: 8px;
}

.project-content p {
    color: var(--system-gray);
    margin-bottom: 15px;
    font-size: 17px;
}

.project-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 15px;
}

.tag {
    background-color: var(--system-gray-light);
    color: var(--system-gray-dark);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
}

/* About Section */
.about-content {
    display: flex;
    gap: 60px;
    align-items: center;
}

.about-text {
    flex: 1;
}

.about-text h3 {
    font-size: 28px;
    margin-bottom: 20px;
    font-weight: 600;
}

.about-text p {
    margin-bottom: 20px;
    font-size: 17px;
    color: var(--system-gray-dark);
}

.profile-image {
    flex: 1;
    width: 5px;
    height: 400px;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: var(--system-gray-light);
    border-radius: 18px;
    box-shadow: var(--shadow-md);
}

/* Footer */
footer {
    background-color: var(--system-gray-dark);
    color: var(--system-gray-light);
    padding: 40px 0;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 20px;
}

.footer-links a {
    color: var(--system-gray-light);
    text-decoration: none;
    font-size: 14px;
}

.footer-links a:hover {
    color: white;
}

.copyright {
    font-size: 12px;
    color: var(--system-gray);
}

.profile-img {
    background: no-repeat center center fixed;
    background-size: cover;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 400px;
    width: auto;
    background-color: var(--system-gray-light);
    border-radius: 18px;
    box-shadow: var(--shadow-md);
}




.video-container {
    width: 80%;
    max-width: 800px;
    margin: 30px auto;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    position: relative;
}

video {
    width: 100%;
    display: block;
    background-color: #000;
}

.content {
    padding: 20px;
    text-align: center;
    max-width: 800px;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 48px;
    }
    
    .hero p {
        font-size: 20px;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .profile-image {
        width: 100%;
        margin-top: 30px;
    }

    .section-about {
        padding: 80px 0;
    }
}