/* 全体設定 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Noto Sans JP', sans-serif;
}

body {
    color: #333;
    line-height: 1.6;
    background-color: #f9f9f9;
}

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

section {
    padding: 80px 0;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
    color: #123456;
    font-weight: 700;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #123456;
}

p {
    margin-bottom: 1rem;
}

.btn {
    display: inline-block;
    padding: 12px 32px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, #1a2a6c, #2a4394);
    color: white;
    border: none;
    box-shadow: 0 4px 15px rgba(26, 42, 108, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(26, 42, 108, 0.4);
}

.section-title {
    position: relative;
    display: inline-block;
    margin-bottom: 50px;
}

.section-title:after {
    content: '';
    position: absolute;
    width: 80px;
    height: 3px;
    background: linear-gradient(135deg, #1a2a6c, #2a4394);
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
}

/* ヘッダー */
header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 15px 0;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: #123456;
    text-decoration: none;
    letter-spacing: 1px;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 30px;
}

nav ul li a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
    font-size: 0.95rem;
}

nav ul li a:hover {
    color: #1a2a6c;
}

/* ヒーローセクション */
.hero {
    background: linear-gradient(rgba(10, 20, 50, 0.8), rgba(10, 20, 50, 0.8)), url('images/1.png');
    background-size: cover;
    background-position: center;
    padding: 180px 0 100px;
    position: relative;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
    text-shadow: 0 2px 4px rgba(0,0,0,0.6);
    color: #fff;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 0 2px 4px rgba(0,0,0,0.6);
    color: #fff;
}

.hero-image {
    max-width: 500px;
    margin: 50px auto 0;
    position: relative;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
}

/* サービス特徴 */
.features {
    background-color: #fff;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 30px;
}

.feature-card {
    background: white;
    padding: 40px 25px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(26, 42, 108, 0.1);
    border-radius: 50%;
}

.feature-icon i {
    font-size: 30px;
    color: #1a2a6c;
}

/* コンサルティングの流れ */
.process {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
}

.process-steps {
    display: flex;
    justify-content: space-between;
    margin-top: 50px;
    position: relative;
}

.process-steps:before {
    content: '';
    position: absolute;
    top: 40px;
    left: 50px;
    right: 50px;
    height: 3px;
    background: linear-gradient(135deg, #1a2a6c, #2a4394);
    z-index: 1;
}

.step {
    text-align: center;
    position: relative;
    z-index: 2;
    width: 22%;
}

.step-number {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #1a2a6c, #2a4394);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 28px;
    font-weight: 700;
    margin: 0 auto 20px;
    position: relative;
    box-shadow: 0 5px 15px rgba(26, 42, 108, 0.3);
}

.step-content {
    background: white;
    padding: 25px 15px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

/* 料金プラン */
.pricing {
    background-color: #fff;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 50px;
}

.pricing-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    margin: 15px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.pricing-card.featured {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border: 2px solid #1a2a6c;
}

.pricing-card h3 {
    color: #123456;
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.pricing-card .price {
    font-size: 2rem;
    font-weight: 700;
    color: #1a2a6c;
    margin-bottom: 30px;
}

.pricing-card ul {
    list-style: none;
    padding: 0;
    margin: 0 0 30px 0;
}

.pricing-card ul li {
    margin: 15px 0;
    color: #555;
}

.pricing-card .btn {
    width: 100%;
    margin-top: 20px;
}

.btn-primary {
    background: linear-gradient(135deg, #1a2a6c, #2a4394);
    color: white;
    border: none;
    box-shadow: 0 4px 15px rgba(26, 42, 108, 0.3);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(26, 42, 108, 0.4);
}

/* お問い合わせ */
.contact {
    background: linear-gradient(135deg, #0f1e41, #1a2a6c);
    color: white;
    text-align: center;
}

.contact .section-title {
    color: white;
    margin: 0 auto 50px;
    display: block;
}

.contact-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 0 20px;
}

.contact-box {
    background: white;
    padding: 30px;
    border-radius: 12px;
    text-align: center;
}

.contact-text {
    font-size: 1.2rem;
    color: #333;
    margin-bottom: 25px;
    line-height: 1.6;
    text-align: center;
}

.contact-button {
    display: inline-block;
    background: linear-gradient(135deg, #1a2a6c, #2a4394);
    color: white;
    padding: 15px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-size: 1.1rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    margin: 0 auto;
}

.contact-button i {
    margin-right: 10px;
}

.contact-features {
    list-style: none;
    padding: 0;
    margin: 25px 0 0 0;
    border-top: 1px solid #eee;
    text-align: center;
}

.contact-features li {
    margin: 15px 0;
    color: #333;
    text-align: center;
}

.contact-features li i {
    color: #1a2a6c;
    margin-right: 8px;
}

/* フッター */
footer {
    background-color: #0f1e41;
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

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

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.social-icons {
    display: flex;
    margin-top: 20px;
}

.social-icons a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    color: white;
    transition: background 0.3s ease;
}

.social-icons a:hover {
    background: rgba(255, 255, 255, 0.2);
}

.copyright {
    text-align: center;
    margin-top: 50px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* フローティングCTAボタン */
#floating-cta {
    position: fixed;
    bottom: 16px;
    right: 16px;
    background: #D4AF37;
    color: #000;
    padding: 12px 20px;
    border-radius: 24px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    z-index: 1001;
    border: none;
    cursor: pointer;
    font-weight: bold;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

#floating-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.3);
}

/* テスティモニアル */
.testimonials {
    background: #f9f9f9;
    padding: 80px 0;
}

.testimonial-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    margin: 15px;
    text-align: center;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.testimonial-company {
    margin-bottom: 20px;
    width: 200px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.testimonial-company img {
    max-width: 100%;
    max-height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

.testimonial-content {
    font-size: 1rem;
    line-height: 1.6;
    color: #555;
    margin: 20px 0;
    font-style: italic;
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.testimonial-author {
    display: flex;
    align-items: center;
    margin-top: auto;
    justify-content: center;
}

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

.testimonial-author-info {
    text-align: left;
}

.testimonial-author-info h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
    color: #123456;
}

.testimonial-author-info p {
    font-size: 0.9rem;
    color: #666;
    margin: 0;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

/* レスポンシブ対応 */
@media (max-width: 992px) {
    .features-grid, .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .process-steps {
        flex-direction: column;
        align-items: center;
    }
    
    .process-steps:before {
        display: none;
    }
    
    .step {
        width: 80%;
        margin-bottom: 30px;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
    }
    
    nav ul {
        margin-top: 20px;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    nav ul li {
        margin: 10px 15px;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .pricing-grid, .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .plan, .testimonial-card {
        padding: 24px;
    }
    
    #floating-cta {
        width: calc(100% - 32px);
        text-align: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .testimonial-company {
        width: 150px;
        height: 75px;
    }
    
    .testimonial-author img {
        width: 50px;
        height: 50px;
    }
}