/* リセット・基本設定 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #b794f6;
    --primary-dark: #7c3aed;
    --secondary-color: #ddd6fe;
    --text-dark: #1a1a1a;
    --text-light: #666;
    --bg-light: #faf5ff;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    background-color: var(--bg-white);
}

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

/* ヘッダー */
.header {
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo h1 {
    font-size: 1.5rem;
    color: var(--primary-dark);
    font-weight: 900;
}

.logo-image {
    height: 40px;
    width: auto;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-dark);
}

.logo-text {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-dark);
    letter-spacing: 0.05em;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-list a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-list a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

.nav-list a:hover {
    color: var(--primary-color);
}

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

.btn-contact {
    background: var(--primary-dark);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-contact:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-dark);
    cursor: pointer;
}

/* モバイルメニュー */
.mobile-menu {
    display: none;
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--bg-white);
    box-shadow: var(--shadow-md);
    padding: 20px;
    z-index: 999;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu ul {
    list-style: none;
}

.mobile-menu ul li {
    padding: 15px 0;
    border-bottom: 1px solid var(--border-color);
}

.mobile-menu ul li a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    display: block;
}

/* ヒーローセクション */
.hero {
    margin-top: 80px;
    background: linear-gradient(to bottom right, #ffffff 0%, #ddd6fe 100%);
    padding: 120px 0;
    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 1440 320"><path fill="rgba(255,255,255,0.1)" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,122.7C672,117,768,139,864,144C960,149,1056,139,1152,128C1248,117,1344,107,1392,101.3L1440,96L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    opacity: 0.3;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: transparent;
}

.hero-content-wrapper {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 60px;
}

.hero-content {
    flex: 1;
    text-align: left;
    color: #1a1a1a;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.hero-title {
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: 20px;
    line-height: 1.3;
    color: #1a1a1a;
    text-shadow: none;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 40px;
    color: #1a1a1a;
    opacity: 0.85;
    font-weight: 300;
}

.hero-buttons {
    display: flex;
    justify-content: flex-start;
    gap: 20px;
    margin-bottom: 50px;
}

.btn {
    padding: 16px 40px;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-primary {
    background: var(--primary-dark);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--primary-dark);
    color: white;
    border: 2px solid var(--primary-dark);
}

.btn-secondary:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.hero-features {
    display: flex;
    justify-content: flex-start;
    gap: 40px;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
    color: #1a1a1a;
}

.feature-item i {
    color: var(--primary-dark);
}

/* セクション共通スタイル */
section {
    padding: 80px 0;
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
}

/* 制作実績セクション */
.samples {
    background: var(--bg-light);
}

.samples-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 40px;
}

.sample-card {
    background: var(--bg-white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.sample-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.sample-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.sample-thumbnail {
    position: relative;
    overflow: hidden;
    height: 300px;
}

.sample-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.sample-preview-icon {
    font-size: 4rem;
    color: rgba(255, 255, 255, 0.9);
    transition: var(--transition);
}

.sample-image-wrapper {
    width: 100%;
    height: 100%;
    position: relative;
}

.sample-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.sample-card:hover .sample-image {
    transform: scale(1.05);
}

.sample-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    opacity: 0;
    transition: var(--transition);
    color: white;
    font-size: 1.2rem;
    font-weight: 600;
}

.sample-overlay i {
    font-size: 2rem;
}

.sample-card:hover .sample-overlay {
    opacity: 1;
}

.sample-card:hover .sample-preview-icon {
    transform: scale(1.1);
}

.sample-info {
    padding: 30px;
}

.sample-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.sample-description {
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 20px;
}

.sample-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.tag {
    background: var(--bg-light);
    color: var(--primary-color);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

/* 特長セクション */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--bg-white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: var(--transition);
}

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

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    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: 1.4rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* 料金プランセクション */
.pricing {
    background: var(--bg-light);
}

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

.pricing-card {
    background: var(--bg-white);
    border-radius: 16px;
    padding: 40px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
}

.pricing-card.featured {
    border: 3px solid var(--primary-color);
    transform: scale(1.05);
}

.featured-badge {
    position: absolute;
    top: -15px;
    right: 30px;
    background: var(--primary-color);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.9rem;
}

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

.pricing-card.featured:hover {
    transform: translateY(-5px) scale(1.05);
}

.pricing-header {
    text-align: center;
    margin-bottom: 30px;
}

.pricing-header h3 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.pricing-price {
    margin-bottom: 10px;
}

.price {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--primary-color);
}

.tax {
    font-size: 0.9rem;
    color: var(--text-light);
}

.price-row {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 10px;
    padding: 8px 20px;
    background: var(--bg-light);
    border-radius: 8px;
}

.price-label {
    font-size: 0.95rem;
    color: var(--text-light);
    font-weight: 700;
    min-width: 80px;
    text-align: left;
}

.price-row .price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
}

.price-row .tax {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-left: 5px;
}

.price-contact {
    font-size: 1.1rem !important;
    font-weight: 700;
    color: var(--primary-dark) !important;
}

.pricing-note {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-top: 10px;
}

.pricing-footer-note {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.6;
    padding: 10px;
    background: var(--bg-light);
    border-radius: 8px;
}

.pricing-features {
    list-style: none;
    margin-bottom: 20px;
}

.pricing-features li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.pricing-features li i {
    color: var(--primary-color);
}

.btn-plan {
    width: 100%;
    padding: 16px;
    background: var(--primary-dark);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-plan:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
}

/* お問い合わせセクション */
.contact {
    background: var(--bg-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.contact-info>p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 40px;
    line-height: 1.8;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.contact-item i {
    font-size: 2rem;
    color: var(--primary-color);
    min-width: 40px;
}

.contact-item h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.contact-item p {
    color: var(--text-light);
}

.contact-form-wrapper {
    background: var(--bg-white);
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-weight: 600;
    color: var(--text-dark);
}

.required {
    color: #dc3545;
}

.form-group input,
.form-group textarea {
    padding: 14px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.btn-submit {
    padding: 16px;
    background: var(--primary-dark);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-submit:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* フッター */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 0 20px;
}

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

.footer-section h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.footer-section h4 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

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

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

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: white;
    padding-left: 5px;
}

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

.social-links a {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

/* レスポンシブデザイン */
@media (max-width: 968px) {
    .nav {
        display: none;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .hero-content-wrapper {
        flex-direction: column;
        gap: 40px;
    }

    .hero-content {
        text-align: center;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        justify-content: center;
    }

    .hero-features {
        justify-content: center;
    }

    .hero-image {
        order: -1;
    }

    .samples-grid {
        grid-template-columns: 1fr;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .pricing-card.featured {
        transform: scale(1);
    }
}

@media (max-width: 768px) {
    .section-title {
        font-size: 2rem;
    }

    .hero {
        padding: 80px 0;
    }

    section {
        padding: 60px 0;
    }

    .features-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .hero-features {
        gap: 20px;
    }

    .feature-item {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-title {
        font-size: 1.8rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .btn {
        padding: 12px 30px;
        font-size: 0.9rem;
    }

    .section-title {
        font-size: 1.7rem;
    }

    .section-subtitle {
        font-size: 1rem;
    }

    .sample-thumbnail {
        height: 220px;
    }

    .contact-form-wrapper {
        padding: 25px;
    }
}