/* ========================================
   Dep Nha - スタイルシート
   ======================================== */

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

:root {
    /* ブランドカラー */
    --primary-color: #87CEEB; /* 淡い水色 */
    --secondary-color: #FFB6C1; /* 淡いピンク */
    --accent-color: #FF69B4; /* アクセントピンク */
    
    /* 背景色 */
    --bg-primary: #FDFCFB; /* オフホワイト */
    --bg-mint: #F0FFF4; /* 淡いミントグリーン */
    --bg-rose: #FFF5F7; /* 淡いローズ */
    --bg-sky: #F0F8FF; /* 淡いスカイブルー */
    
    /* テキストカラー */
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-light: #999999;
    
    /* その他 */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.16);
    --shadow-xl: 0 12px 24px rgba(0, 0, 0, 0.2);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    
    --transition: all 0.3s ease;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* ========================================
   ナビゲーション
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(253, 252, 251, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.logo-icon {
    transition: transform 0.3s ease;
}

.logo:hover .logo-icon {
    transform: scale(1.1) rotate(5deg);
}

.logo-text {
    font-family: 'Quicksand', sans-serif;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

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

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

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

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

.cta-button {
    background: var(--primary-color);
    color: white !important;
    padding: 0.625rem 1.5rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.cta-button:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
}

/* ========================================
   言語切り替え
   ======================================== */
.language-switcher {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.lang-btn {
    background: none;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
}

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

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

/* ========================================
   ヒーローセクション
   ======================================== */
.hero {
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.hero-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
}

.shape-1 {
    width: 400px;
    height: 400px;
    background: var(--primary-color);
    top: -200px;
    right: -100px;
    animation: float 20s ease-in-out infinite;
}

.shape-2 {
    width: 300px;
    height: 300px;
    background: var(--secondary-color);
    bottom: -150px;
    left: -100px;
    animation: float 25s ease-in-out infinite reverse;
}

.shape-3 {
    width: 200px;
    height: 200px;
    background: var(--accent-color);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: pulse 15s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-30px); }
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.2); }
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.hero-title .highlight {
    color: var(--accent-color);
    display: inline-block;
    animation: shake 2s ease-in-out infinite;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-2px); }
    20%, 40%, 60%, 80% { transform: translateX(2px); }
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--accent-color);
    color: white;
    padding: 1rem 2rem;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.125rem;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.hero-cta:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.hero-features {
    display: flex;
    gap: 2rem;
    margin-top: 3rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
}

.feature-item i {
    color: var(--primary-color);
    font-size: 1.25rem;
}

.hero-image {
    position: relative;
    animation: fadeInRight 1s ease-out;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.floating-badge {
    position: absolute;
    background: white;
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    animation: float 3s ease-in-out infinite;
}

.badge-1 {
    top: 20px;
    right: -20px;
}

.badge-2 {
    bottom: 40px;
    left: -20px;
    animation-delay: 1.5s;
}

.floating-badge i {
    color: var(--accent-color);
}

/* ========================================
   問題提起セクション
   ======================================== */
.problems {
    padding: 80px 0;
    background: var(--bg-mint);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

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

.problem-card {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: var(--transition);
}

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

.problem-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--bg-rose);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.problem-icon i {
    font-size: 2rem;
    color: var(--accent-color);
}

.problem-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

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

/* ========================================
   解決策セクション
   ======================================== */
.solutions {
    padding: 80px 0;
    background: var(--bg-rose);
}

.solutions-grid {
    display: grid;
    gap: 3rem;
}

.solution-card {
    background: white;
    padding: 3rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    display: flex;
    gap: 2rem;
    align-items: start;
    transition: var(--transition);
}

.solution-card:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-xl);
}

.solution-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    opacity: 0.3;
    flex-shrink: 0;
}

.solution-content h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.solution-content p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.owner-note {
    background: var(--bg-sky);
    padding: 1rem;
    border-radius: var(--radius-md);
    display: flex;
    gap: 1rem;
    align-items: center;
}

.owner-note img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.owner-note p {
    font-style: italic;
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.9rem;
}

.price-example {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.125rem;
    font-weight: 600;
}

.before {
    color: var(--text-light);
    text-decoration: line-through;
}

.arrow {
    color: var(--accent-color);
}

.after {
    color: var(--accent-color);
    font-size: 1.25rem;
}

.delivery-features {
    display: flex;
    gap: 1.5rem;
}

.delivery-features span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
}

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

/* ========================================
   商品紹介セクション
   ======================================== */
.products {
    padding: 80px 0;
    background: var(--bg-primary);
}

.section-subtitle {
    text-align: center;
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.product-card {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: var(--transition);
    position: relative;
}

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

.product-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    background: var(--accent-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
    z-index: 1;
}

.product-image {
    height: 250px;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-content {
    padding: 2rem;
}

.product-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.product-brand {
    color: var(--text-light);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.product-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.owner-comment {
    background: var(--bg-sky);
    padding: 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.5rem;
}

.owner-comment i {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    display: block;
}

.owner-comment p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-style: italic;
}

.product-price {
    display: flex;
    align-items: baseline;
    gap: 1rem;
}

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

.original-price {
    font-size: 1rem;
    color: var(--text-light);
    text-decoration: line-through;
}

.products-cta {
    text-align: center;
}

.view-all-products {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.125rem;
    transition: var(--transition);
}

.view-all-products:hover {
    color: var(--accent-color);
    gap: 1rem;
}

/* ========================================
   お客様の声セクション
   ======================================== */
.testimonials {
    padding: 80px 0;
    background: var(--bg-sky);
}

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

.testimonial-card {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.testimonial-header {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.testimonial-header img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

.customer-info h4 {
    font-size: 1.125rem;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.customer-info p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.rating {
    display: flex;
    gap: 0.25rem;
}

.rating i {
    color: #FFD700;
    font-size: 0.875rem;
}

.testimonial-content h5 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.testimonial-content p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.highlight-text {
    color: var(--accent-color);
    font-weight: 600;
    font-style: italic;
}

/* ========================================
   CTAセクション
   ======================================== */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    position: relative;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.cta-shape {
    position: absolute;
    background: white;
    opacity: 0.1;
    border-radius: 50%;
}

.cta-shape.shape-1 {
    width: 300px;
    height: 300px;
    top: -150px;
    left: -150px;
}

.cta-shape.shape-2 {
    width: 400px;
    height: 400px;
    bottom: -200px;
    right: -200px;
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: white;
}

.cta-title {
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.cta-offer {
    background: white;
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    max-width: 600px;
    margin: 0 auto 2rem;
    box-shadow: var(--shadow-xl);
    color: var(--text-primary);
}

.offer-badge {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    background: var(--accent-color);
    color: white;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.offer-percent {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}

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

.offer-details h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.offer-details p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.offer-benefits {
    list-style: none;
    text-align: left;
    display: inline-block;
}

.offer-benefits li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
}

.offer-benefits i {
    color: var(--primary-color);
}

.cta-button-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: white;
    color: var(--accent-color);
    padding: 1rem 2.5rem;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.25rem;
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
}

.cta-button-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.cta-note {
    margin-top: 1rem;
    font-size: 0.875rem;
    opacity: 0.9;
}

/* ========================================
   フッター
   ======================================== */
.footer {
    background: #2c3e50;
    color: #ecf0f1;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer-logo .logo-text {
    color: white;
}

.footer-tagline {
    color: #bdc3c7;
    margin-bottom: 1.5rem;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

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

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

.footer-column h4 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: white;
}

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

.footer-column a {
    color: #bdc3c7;
    text-decoration: none;
    display: block;
    padding: 0.5rem 0;
    transition: var(--transition);
}

.footer-column a:hover {
    color: white;
    padding-left: 0.5rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #34495e;
    color: #95a5a6;
}

.footer-bottom i {
    color: var(--accent-color);
}

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

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

/* ========================================
   レスポンシブデザイン
   ======================================== */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        display: none;
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-image {
        display: none;
    }
    
    .hero-features {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .problems-grid,
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .language-switcher {
        flex-direction: column;
        width: 100%;
        margin-top: 1rem;
    }
    
    .lang-btn {
        width: 100%;
        text-align: center;
    }
}