/* リセットCSS */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* カラーパレット */
:root {
    --color-black: #000000;
    --color-gold: #D4AF37;
    --color-white: #FFFFFF;
    --color-dark-gray: #1a1a1a;
    --color-light-gray: #f5f5f5;
    --color-orange: #FF6B35;
    --color-red: #E63946;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Noto Sans JP', 'Helvetica Neue', Arial, sans-serif;
    color: var(--color-black);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ヘッダー */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--transition);
}

header.scrolled {
    box-shadow: 0 2px 20px rgba(212, 175, 55, 0.3);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--color-gold);
    letter-spacing: 2px;
    text-decoration: none;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

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

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

nav a:hover::after {
    width: 100%;
}

.cta-btn {
    background: linear-gradient(135deg, var(--color-gold), #FFD700);
    color: var(--color-black);
    padding: 0.8rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.4);
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(212, 175, 55, 0.6);
}

/* ハンバーガーメニュー */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--color-gold);
    transition: var(--transition);
}

/* ヒーローセクション */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('../images/hero.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-white);
    position: relative;
}

.hero-content {
    max-width: 900px;
    padding: 2rem;
    animation: fadeInUp 1s ease;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 900;
    margin-bottom: 1rem;
    line-height: 1.2;
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.8);
}

.hero h1 span {
    color: var(--color-gold);
}

.hero p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    text-shadow: 1px 1px 5px rgba(0, 0, 0, 0.8);
}

.hero-cta {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-gold), #FFD700);
    color: var(--color-black);
    padding: 1.2rem 3rem;
    font-size: 1.2rem;
    font-weight: 700;
    border-radius: 50px;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: 0 8px 30px rgba(212, 175, 55, 0.5);
}

.hero-cta:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(212, 175, 55, 0.7);
}

/* セクション共通 */
section {
    padding: 5rem 2rem;
}

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

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 1rem;
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-gold), var(--color-orange));
}

.section-subtitle {
    text-align: center;
    color: #666;
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

/* 悩みセクション */
.problems {
    background: var(--color-light-gray);
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.problem-card {
    background: var(--color-white);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.problem-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.3);
}

.problem-card .icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.problem-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--color-red);
}

/* 選ばれる理由 */
.reasons {
    background: var(--color-dark-gray);
    color: var(--color-white);
}

.reasons .section-title {
    color: var(--color-white);
}

.reasons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.reason-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2.5rem;
    border-radius: 15px;
    border: 2px solid var(--color-gold);
    transition: var(--transition);
}

.reason-card:hover {
    background: rgba(212, 175, 55, 0.1);
    transform: scale(1.05);
}

.reason-card .number {
    font-size: 3rem;
    font-weight: 900;
    color: var(--color-gold);
    margin-bottom: 1rem;
}

.reason-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-gold);
}

/* 料金プラン */
.pricing {
    background: var(--color-white);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.pricing-card {
    background: var(--color-white);
    border: 3px solid var(--color-light-gray);
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    transition: var(--transition);
    position: relative;
}

.pricing-card.popular {
    border-color: var(--color-gold);
    transform: scale(1.05);
    box-shadow: 0 10px 40px rgba(212, 175, 55, 0.3);
}

.pricing-card.popular::before {
    content: 'おすすめ';
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-gold);
    color: var(--color-black);
    padding: 0.5rem 2rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.9rem;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.pricing-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.price {
    font-size: 3rem;
    font-weight: 900;
    color: var(--color-gold);
    margin: 1.5rem 0;
}

.price span {
    font-size: 1.2rem;
    color: #666;
}

.pricing-features {
    list-style: none;
    margin: 2rem 0;
    text-align: left;
}

.pricing-features li {
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--color-light-gray);
}

.pricing-features li::before {
    content: '✓';
    color: var(--color-gold);
    font-weight: 900;
    margin-right: 1rem;
}

/* トレーナー紹介 */
.trainers {
    background: var(--color-light-gray);
}

.trainers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.trainer-card {
    background: var(--color-white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.trainer-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.trainer-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.trainer-info {
    padding: 2rem;
}

.trainer-info h3 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.trainer-info .title {
    color: var(--color-gold);
    font-weight: 700;
    margin-bottom: 1rem;
}

.trainer-info .credentials {
    background: var(--color-light-gray);
    padding: 1rem;
    border-radius: 10px;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

/* お客様の声 */
.testimonials {
    background: var(--color-white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background: var(--color-light-gray);
    padding: 2rem;
    border-radius: 15px;
    border-left: 5px solid var(--color-gold);
}

.testimonial-header {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
}

.before-after-mini {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.before-after-mini img {
    width: 80px;
    height: 100px;
    object-fit: cover;
    border-radius: 10px;
}

.testimonial-info {
    margin-left: 1rem;
}

.testimonial-info .name {
    font-weight: 700;
    font-size: 1.2rem;
}

.testimonial-info .age {
    color: #666;
    font-size: 0.9rem;
}

.testimonial-info .period {
    color: var(--color-gold);
    font-weight: 700;
    font-size: 0.9rem;
}

.stars {
    color: var(--color-gold);
    margin-bottom: 1rem;
}

/* 施設紹介 */
.facility {
    background: var(--color-dark-gray);
    color: var(--color-white);
}

.facility .section-title {
    color: var(--color-white);
}

.facility-image {
    width: 100%;
    max-width: 1000px;
    margin: 3rem auto;
    border-radius: 20px;
    box-shadow: 0 10px 50px rgba(212, 175, 55, 0.3);
}

.facility-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.facility-feature {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
}

.facility-feature .icon {
    font-size: 3rem;
    color: var(--color-gold);
    margin-bottom: 1rem;
}

.facility-feature h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

/* FAQ */
.faq {
    background: var(--color-light-gray);
}

.faq-list {
    max-width: 800px;
    margin: 3rem auto;
}

.faq-item {
    background: var(--color-white);
    margin-bottom: 1rem;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.faq-question {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 700;
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--color-light-gray);
}

.faq-question::before {
    content: 'Q';
    background: var(--color-gold);
    color: var(--color-black);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    margin-right: 1rem;
}

.faq-answer {
    padding: 0 1.5rem 1.5rem 1.5rem;
    display: none;
}

.faq-answer.active {
    display: block;
}

.faq-answer::before {
    content: 'A';
    background: var(--color-black);
    color: var(--color-gold);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    margin-right: 1rem;
}

/* アクセス */
.access {
    background: var(--color-white);
}

.access-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.access-info {
    background: var(--color-light-gray);
    padding: 2rem;
    border-radius: 15px;
}

.access-info h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--color-gold);
}

.info-item {
    margin-bottom: 1.5rem;
}

.info-item strong {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--color-black);
}

.map {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
}

.map iframe {
    width: 100%;
    height: 400px;
    border: none;
}

/* 予約セクション */
.booking {
    background: linear-gradient(135deg, var(--color-dark-gray), var(--color-black));
    color: var(--color-white);
}

.booking .section-title {
    color: var(--color-white);
}

.booking-form {
    max-width: 600px;
    margin: 3rem auto;
    background: rgba(255, 255, 255, 0.05);
    padding: 3rem;
    border-radius: 20px;
    border: 2px solid var(--color-gold);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid rgba(212, 175, 55, 0.3);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    font-size: 1rem;
}

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

.submit-btn {
    width: 100%;
    padding: 1.2rem;
    background: linear-gradient(135deg, var(--color-gold), #FFD700);
    color: var(--color-black);
    border: none;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.5);
}

.contact-info {
    text-align: center;
    margin-top: 2rem;
}

.phone-number {
    font-size: 2rem;
    font-weight: 900;
    color: var(--color-gold);
    margin: 1rem 0;
}

/* フッター */
footer {
    background: var(--color-black);
    color: var(--color-white);
    padding: 3rem 2rem 1rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: var(--color-gold);
    margin-bottom: 1rem;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--color-white);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--color-gold);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--color-gold);
    color: var(--color-black);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: var(--transition);
}

.social-links a:hover {
    transform: scale(1.2);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* アニメーション */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

/* レスポンシブ */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    nav {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        background: rgba(0, 0, 0, 0.98);
        padding: 2rem;
        transition: var(--transition);
    }

    nav.active {
        left: 0;
    }

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

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.2rem;
    }

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

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

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

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }

    .hero-cta {
        padding: 1rem 2rem;
        font-size: 1rem;
    }

    .price {
        font-size: 2.5rem;
    }

    section {
        padding: 3rem 1rem;
    }
}