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

body {
    font-family: 'Helvetica Neue', Arial, 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
    background: #000;
    color: #fff;
    overflow-x: hidden;
    line-height: 1.6;
}

#canvas-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.content {
    position: relative;
    z-index: 1;
}

/* ナビゲーション */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 3rem;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.logo {
    font-size: 1.8rem;
    font-weight: 900;
    letter-spacing: 2px;
    background: linear-gradient(135deg, #4A90E2 0%, #7ED3F7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-links a {
    color: #fff;
    text-decoration: none;
    font-size: 0.95rem;
    letter-spacing: 1px;
    transition: all 0.3s;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, #4A90E2 0%, #7ED3F7 100%);
    transition: width 0.3s;
}

.nav-links a:hover::after {
    width: 100%;
}

/* ヒーローセクション */
.hero {
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 2rem;
}

.hero h1 {
    font-size: 6rem;
    font-weight: 900;
    letter-spacing: 8px;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #4A90E2 0%, #7ED3F7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero .tagline {
    font-size: 1.4rem;
    color: #999;
    letter-spacing: 4px;
    margin-bottom: 3rem;
}

.hero .description {
    font-size: 1.1rem;
    color: #bbb;
    max-width: 600px;
    line-height: 1.8;
}

/* セクション共通 */
section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8rem 2rem;
}

.section-container {
    max-width: 1200px;
    width: 100%;
}

.section-title {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 1rem;
    text-align: center;
    background: linear-gradient(135deg, #4A90E2 0%, #7ED3F7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    color: #888;
    font-size: 1rem;
    letter-spacing: 3px;
    margin-bottom: 5rem;
}

/* サービスカード */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 3rem 2rem;
    transition: all 0.4s;
    cursor: pointer;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: rgba(74, 144, 226, 0.5);
    box-shadow: 0 20px 60px rgba(74, 144, 226, 0.2);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: 1.6rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #4A90E2 0%, #7ED3F7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.service-card p {
    color: #aaa;
    line-height: 1.8;
}

/* About セクション */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.about-text p {
    color: #bbb;
    line-height: 1.9;
    margin-bottom: 1.5rem;
}

.about-image {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 3rem;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
}

/* Works セクション */
.works-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.work-item {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.4s;
    cursor: pointer;
}

.work-item:hover {
    transform: scale(1.05);
    border-color: rgba(74, 144, 226, 0.5);
}

.work-image {
    height: 250px;
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.3) 0%, rgba(126, 211, 247, 0.3) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
}

.work-info {
    padding: 2rem;
}

.work-info h3 {
    font-size: 1.4rem;
    margin-bottom: 0.8rem;
}

.work-info p {
    color: #888;
    font-size: 0.95rem;
}

/* Contact セクション */
.contact-container {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 4rem;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.contact-container h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.contact-container p {
    color: #bbb;
    font-size: 1.1rem;
    margin-bottom: 2rem;
    line-height: 1.8;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 3rem;
}

.contact-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    font-size: 1.1rem;
}

.contact-item span {
    color: #4A90E2;
    font-size: 1.5rem;
}

.cta-button {
    display: inline-block;
    padding: 1.2rem 3rem;
    background: linear-gradient(135deg, #4A90E2 0%, #7ED3F7 100%);
    color: #fff;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 700;
    letter-spacing: 2px;
    margin-top: 2rem;
    transition: all 0.3s;
}

.cta-button:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(74, 144, 226, 0.4);
}

/* フッター */
footer {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 3rem;
    color: #666;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* レスポンシブ */
@media (max-width: 768px) {
    .hero h1 { font-size: 3rem; letter-spacing: 4px; }
    .hero .tagline { font-size: 1rem; }
    .section-title { font-size: 2.5rem; }
    .about-content { grid-template-columns: 1fr; }
    .nav-links { display: none; }
    nav { padding: 1rem 2rem; }
    .services-grid, .works-grid { grid-template-columns: 1fr; }
}