/* レスポンシブデザイン */
/* iPad・タブレット用のメディアクエリ */
@media (max-width: 1024px) {
    .container {
        padding: 0 24px;
    }

    section {
        padding: 80px 24px;
    }

    .instructor-card {
        padding: 3rem;
        flex-direction: column;
        gap: 0.8rem;
    }

    /* タブレット版では内側のinstructor-center-infoを非表示、外側を表示 */
    .instructor-center-info-inner {
        display: none;
    }

    .instructor-center-info-outer {
        display: flex;
        flex-direction: column;
        gap: 0.8rem;
    }

    .instructor-center-info-outer .instructor-detail {
        margin-bottom: 0;
    }

    /* 順序を調整: 名前年齢(1), 写真(2), ダンサーネーム等(3), きっかけ等(4), 資格等(5) */
    .instructor-center {
        order: 1;
        width: 100%;
        display: flex;
        flex-direction: column;
    }

    .instructor-center .instructor-header {
        order: 1;
        margin-bottom: 1.5rem;
    }

    .instructor-center .instructor-image-container {
        order: 2;
        margin-bottom: 1.5rem;
    }

    .instructor-left-info {
        order: 3;
        width: 100%;
    }

    .instructor-center-info-outer {
        order: 4;
        width: 100%;
    }

    .instructor-right {
        order: 5;
        width: 100%;
    }

    .instructor-image-container {
        max-width: 400px;
        margin: 0 auto 2rem;
    }

    .instructor-header {
        flex-direction: row;
        gap: 1rem;
        justify-content: center;
    }

    .instructor-header h3 {
        font-size: 1.8rem;
    }

    .instructor-age {
        font-size: 1.1rem;
    }

    .instructor-detail strong {
        font-size: 1.1rem;
    }

    .instructor-detail p {
        font-size: 1rem;
    }

    .schools-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }

    .events-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .performance-gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .faq-content {
        grid-template-columns: repeat(2, 1fr);
    }

    /* レッスンプラン：iPadでも3列を維持。min-width: 0 で幅はみ出しを防止 */
    .pricing-plans-grid > * {
        min-width: 0;
    }

    .pricing-item {
        min-width: 0;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }

    section {
        padding: 56px 16px;
    }

    .header {
        padding: 0.12rem 0;
    }

    .nav {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-logo {
        font-size: 1.3rem;
    }

    .header-logo-img {
        height: 64px;
    }

    .nav-menu {
        flex-wrap: wrap;
        gap: 1rem;
        justify-content: center;
    }

    .nav-menu a {
        font-size: 0.9rem;
        padding: 0.3rem 0.5rem;
    }

    .nav-menu a.nav-cta {
        padding: 0.35rem 0.65rem;
        font-size: 0.85rem;
    }

    /* スマホ：全プルダウンが画面左右にはみ出ないように fixed でビューポート内に収める */
    .nav-dropdown-menu {
        left: 12px;
        right: 12px;
        width: auto;
        max-width: none;
        top: var(--dropdown-top, 120px);
        transform: translateY(-4px);
        position: fixed;
        box-sizing: border-box;
    }

    .nav-dropdown:hover .nav-dropdown-menu,
    .nav-dropdown:focus-within .nav-dropdown-menu {
        transform: translateY(0);
    }

    .hero {
        padding: 120px 20px;
        min-height: 500px;
    }

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

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

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

    .about-intro {
        margin-bottom: 3rem;
    }

    .about-lead {
        font-size: 1.2rem;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .about-card {
        padding: 2rem;
    }

    .about-card-icon {
        font-size: 2.5rem;
        margin-bottom: 1.2rem;
    }

    .about-card-title {
        font-size: 1.2rem;
    }

    .contact-form {
        padding: 2rem;
    }

    .contact-form .form {
        gap: 1.2rem;
    }

    .contact-form .form-group {
        margin-bottom: 1.2rem;
    }

    .contact-form .form-group input,
    .contact-form .form-group select,
    .contact-form .form-group textarea {
        padding: 0.8rem 1rem;
        font-size: 0.95rem;
    }

    .contact-forms-grid {
        grid-template-columns: 1fr;
    }

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

    .sponsor-merit-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .lesson-target {
        padding: 1.2rem 2rem;
    }

    .lesson-target p {
        font-size: 1.1rem;
    }

    .pricing-plans-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .pricing-plan-card {
        padding: 2rem 1.5rem;
    }

    .pricing-card {
        flex-direction: column;
        padding: 2rem;
    }

    .pricing-item .price {
        font-size: 2rem;
    }

    .pricing-plan-card .pricing-item .price {
        font-size: 1.8rem;
    }

    .faq-content {
        grid-template-columns: 1fr;
    }

    .faq-item {
        padding: 1.8rem;
        margin-bottom: 0;
    }

    .faq-question h3 {
        font-size: 1.1rem;
    }

    .faq-answer {
        font-size: 0.95rem;
    }

    .payment-options {
        flex-direction: column;
        align-items: center;
    }

    .payment-option {
        width: 100%;
        max-width: 200px;
    }

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

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

    .event-card {
        padding: 2rem;
    }

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

    .testimonial-card {
        padding: 2rem;
    }

    .event-title {
        font-size: 1.5rem;
    }

    .event-gallery {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.5rem;
    }

    .event-card {
        padding: 1.5rem;
    }

    .instructor-card {
        padding: 2rem;
        flex-direction: column;
        gap: 0.8rem;
    }

    /* スマホでも同じ順序を維持 */
    .instructor-center-info-inner {
        display: none;
    }

    .instructor-center-info-outer {
        display: flex;
        flex-direction: column;
        gap: 0.8rem;
    }

    .instructor-center-info-outer .instructor-detail {
        margin-bottom: 0;
    }

    .instructor-center {
        order: 1;
        width: 100%;
        display: flex;
        flex-direction: column;
    }

    .instructor-center .instructor-header {
        order: 1;
        margin-bottom: 1.5rem;
        flex-direction: row;
        gap: 1rem;
        justify-content: center;
    }

    .instructor-center .instructor-image-container {
        order: 2;
        margin-bottom: 1.5rem;
    }

    .instructor-left-info {
        order: 3;
        width: 100%;
    }

    .instructor-center-info-outer {
        order: 4;
        width: 100%;
    }

    .instructor-right {
        order: 5;
        width: 100%;
    }

    .instructor-image-container {
        max-width: 100%;
    }

    .instructor-header h3 {
        font-size: 1.6rem;
    }

    .instructor-age {
        font-size: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

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

    .announcement-text {
        font-size: 1rem;
    }

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

    .announcement-banner {
        padding: 2rem;
    }

    .announcement-details {
        grid-template-columns: 1fr;
    }

    .trial-details {
        grid-template-columns: 1fr;
    }

    .trial-title {
        font-size: 1.5rem;
    }

    .hero-values {
        flex-direction: column;
        gap: 0.8rem;
    }

    .hero-value-item {
        width: 100%;
        max-width: 280px;
    }

    .gallery {
        padding: 60px 20px;
    }

    .fixed-cta-button {
        padding: 0.7rem 1rem;
        font-size: 0.8rem;
    }

    .fixed-cta-text {
        font-size: 0.75rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 12px;
    }

    .header {
        padding: 0.1rem 0;
    }

    .nav-logo {
        font-size: 1.1rem;
    }

    .header-logo-img {
        height: 52px;
    }

    .nav-menu {
        gap: 0.5rem;
    }

    .nav-menu a {
        font-size: 0.8rem;
        padding: 0.2rem 0.4rem;
    }

    .nav-menu a.nav-cta {
        padding: 0.25rem 0.5rem;
        font-size: 0.75rem;
    }

    .hero {
        padding: 80px 20px;
        min-height: 400px;
    }

    .hero-title {
        font-size: 1.5rem;
    }

    .cta-button {
        padding: 12px 30px;
        font-size: 1rem;
    }

    section {
        padding: 52px 12px;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .event-gallery {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.4rem;
    }

    .event-card {
        padding: 1.2rem;
    }

    .hero-values {
        gap: 1rem;
    }

    .hero-value-item {
        padding: 1rem 1.2rem;
    }

    .hero-value-icon {
        font-size: 1.5rem;
    }

    .hero-value-text {
        font-size: 0.85rem;
    }

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

    .gallery-image {
        height: 250px;
    }

    .testimonials-links {
        flex-direction: column;
        align-items: center;
    }

    .testimonial-link {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }

    .fixed-cta {
        bottom: 20px;
        right: 20px;
    }

    .fixed-cta-button {
        padding: 0.8rem 1.2rem;
        font-size: 0.9rem;
    }

    .fixed-cta-icon {
        font-size: 1.2rem;
    }

    .fixed-cta-text {
        font-size: 0.85rem;
    }
}