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

body {
    font-family: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'メイリオ', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #1a5f7a 0%, #086788 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)" /></svg>');
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    color: white;
}

.hero-badge {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 8px 20px;
    border-radius: 30px;
    display: inline-block;
    margin-bottom: 20px;
    font-weight: 700;
    font-size: 0.9rem;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 20px;
    line-height: 1.2;
    animation: slideInUp 1s ease-out;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 30px;
    opacity: 0.9;
    animation: slideInUp 1s ease-out 0.2s both;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.stat-item {
    text-align: center;
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    transition: transform 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
}

.stat-number {
    font-size: 2rem;
    font-weight: 900;
    color: #17c3b2;
    display: block;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-circle {
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: linear-gradient(45deg, #17c3b2, #227c9d);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.hero-circle::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border-radius: 50%;
    background: linear-gradient(45deg, #17c3b2, #227c9d, #17c3b2);
    z-index: -1;
    animation: rotate 20s linear infinite reverse;
}

.hero-avatar {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea, #764ba2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    font-weight: 900;
    color: white;
    position: relative;
    animation: float 3s ease-in-out infinite;
}

.cta-button {
    display: inline-block;
    background: linear-gradient(45deg, #17c3b2, #227c9d);
    color: white;
    padding: 15px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 900;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(23, 195, 178, 0.3);
    animation: slideInUp 1s ease-out 0.4s both;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(23, 195, 178, 0.5);
}

/* About Section */
.about {
    padding: 100px 0;
    background: #f8f9fa;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 30px;
    color: #333;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 20px;
    line-height: 1.8;
}

.highlight {
    color: #667eea;
    font-weight: 900;
}

.about-visual {
    position: relative;
}

.chart-container {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.chart-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #667eea, #764ba2);
}

.chart-bars {
    display: flex;
    align-items: end;
    gap: 10px;
    height: 200px;
    margin-bottom: 20px;
}

.chart-bar {
    flex: 1;
    background: linear-gradient(to top, #667eea, #764ba2);
    border-radius: 5px 5px 0 0;
    position: relative;
    animation: growUp 2s ease-out;
}

@keyframes growUp {
    from { height: 0; }
}

.chart-bar:nth-child(1) { height: 60%; }
.chart-bar:nth-child(2) { height: 80%; }
.chart-bar:nth-child(3) { height: 100%; }
.chart-bar:nth-child(4) { height: 85%; }
.chart-bar:nth-child(5) { height: 95%; }

.chart-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    color: #666;
}

/* Features Section */
.features {
    padding: 100px 0;
    background: white;
}

.features h2 {
    font-size: 2.5rem;
    font-weight: 900;
    text-align: center;
    margin-bottom: 60px;
    color: #333;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.feature-card {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    padding: 40px;
    border-radius: 20px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #17c3b2, #227c9d);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, #17c3b2, #227c9d);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 900;
    margin-bottom: 15px;
    color: #333;
}

.feature-card p {
    font-size: 1rem;
    line-height: 1.7;
    color: #666;
}

/* Seminar Info Section */
.seminar-info {
    padding: 100px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.seminar-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 80px;
    align-items: center;
}

.seminar-text h2 {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 30px;
}

.seminar-details {
    width: 100%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 40px;
    border-radius: 20px;
    margin-bottom: 30px;
}

.detail-item {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.detail-icon {
    width: 30px;
    height: 30px;
    background: #FFD700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    font-weight: 900;
    color: #333;
}

.seminar-visual {
    position: relative;
    text-align: center;
}

.countdown-container {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 40px;
    border-radius: 20px;
    margin-bottom: 30px;
}

.countdown-title {
    font-size: 1.5rem;
    font-weight: 900;
    margin-bottom: 20px;
}

.countdown-timer {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.countdown-item {
    text-align: center;
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    min-width: 80px;
}

.countdown-number {
    font-size: 2rem;
    font-weight: 900;
    color: #FFD700;
    display: block;
}

.countdown-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* CTA Section */
.cta-section {
    padding: 100px 0;
    background: #f8f9fa;
    text-align: center;
}

.cta-section h2 {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 20px;
    color: #333;
}

.cta-section p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    color: #666;
}

.cta-button-large {
    display: inline-block;
    background: linear-gradient(45deg, #17c3b2, #227c9d);
    color: white;
    padding: 20px 60px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 900;
    font-size: 1.3rem;
    transition: all 0.3s ease;
    box-shadow: 0 15px 40px rgba(23, 195, 178, 0.3);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

.cta-button-large:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(23, 195, 178, 0.5);
}

/* Gallery Section */
.gallery {
    padding: 100px 0;
    background: #f8f9fa;
}

.gallery h2 {
    font-size: 2.5rem;
    font-weight: 900;
    text-align: center;
    margin-bottom: 60px;
    color: #333;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.gallery-item {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.gallery-item:hover {
    transform: translateY(-10px);
}

.gallery-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: white;
}

.gallery-caption h3 {
    font-size: 1.3rem;
    font-weight: 900;
    margin-bottom: 10px;
}

.gallery-caption p {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* Testimonials Section */
.testimonials {
    padding: 100px 0;
    background: linear-gradient(135deg, #1a5f7a 0%, #086788 100%);
    color: white;
}

.testimonials h2 {
    font-size: 2.5rem;
    font-weight: 900;
    text-align: center;
    margin-bottom: 60px;
}

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

.testimonial-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: 20px;
    text-align: left;
}

.testimonial-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.testimonial-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin-right: 15px;
    object-fit: cover;
}

.testimonial-info h3 {
    font-size: 1.2rem;
    font-weight: 900;
    margin-bottom: 5px;
}

.testimonial-info p {
    font-size: 0.9rem;
    opacity: 0.8;
}

.testimonial-content {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.testimonial-rating {
    color: #17c3b2;
    font-size: 1.2rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .about-content,
    .seminar-content {
        grid-template-columns: 1fr;
    }
    
    .hero-circle {
        width: 300px;
        height: 300px;
    }
    
    .hero-avatar {
        width: 220px;
        height: 220px;
        font-size: 3rem;
    }

    .gallery-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
}

/* Floating Animation */
.floating {
    animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* Scroll Reveal Animation */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.6s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Footer Section */
.footer {
    background: #1a5f7a;
    color: white;
    padding: 80px 0 40px;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #17c3b2, #227c9d);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.footer-section h3 {
    font-size: 1.3rem;
    font-weight: 900;
    margin-bottom: 20px;
    color: #17c3b2;
}

.footer-section p {
    margin-bottom: 15px;
    line-height: 1.7;
    opacity: 0.9;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: white;
    text-decoration: none;
    opacity: 0.9;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
}

.footer-links a:hover {
    color: #17c3b2;
    opacity: 1;
    transform: translateX(5px);
}

.footer-links a i {
    margin-right: 8px;
    font-size: 0.8rem;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: #17c3b2;
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    opacity: 0.7;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-links a {
        justify-content: center;
    }

    .social-links {
        justify-content: center;
    }
}
.floating-button-container {
    position: fixed;
    bottom: 30px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    z-index: 1000;
    pointer-events: none;
    }
    @keyframes bounce {
    0%, 100% {
    transform: translateY(0);
    }
    50% {
    transform: translateY(-10px);
    }
    }
    .floating-button {
    position: relative;
    background: #05C705;
    color: white;
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    font-size: 18px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    gap: 10px;
    animation: bounce 2s infinite;
    transition: all 0.3s ease;
    white-space: nowrap;
    pointer-events: auto;
    }
    
    .floating-button:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    }
    
    .floating-button .icon {
    font-size: 24px;
    }
    
    @media (max-width: 768px) {
    .floating-button-container {
    bottom: 20px;
    }
    .navbar{
        display: none;
    }
    
    .floating-button {
    font-size: 16px;
    padding: 12px 24px;
    }
    }
    
    @media (max-width: 480px) {
    .floating-button {
    font-size: 14px;
    padding: 10px 20px;
    }
    
    .floating-button .icon {
    font-size: 18px;
    }
    }