/* CSS Variables */
:root {
    --color-primary: #C41E3A;
    --color-dark: #2D5016;
    --color-light-pink: #FDE4E9;
    --color-white: #FFFFFF;
    --color-text: #1A1A1A;
    --color-text-light: #666666;
    --color-accent: #F5E6D3;

    --font-display: 'Noto Sans JP', system-ui, sans-serif;
    --font-body: 'Noto Sans JP', system-ui, sans-serif;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;

    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 2rem;
}

/* Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    line-height: 1.6;
    background: var(--color-white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header */
.header {
    background: var(--color-white);
    border-bottom: 2px solid var(--color-light-pink);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-md);
    gap: var(--spacing-lg);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--color-primary);
    text-decoration: none;
}

.logo-icon {
    font-size: 2rem;
}

.logo-text {
    font-family: var(--font-display);
}

.nav {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-link {
    text-decoration: none;
    color: var(--color-text);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

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

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--color-light-pink) 0%, var(--color-white) 100%);
    padding: var(--spacing-xl) var(--spacing-md);
    min-height: 600px;
    display: flex;
    align-items: center;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    animation: fadeInUp 1s ease-out;
}

.hero-text {
    animation: slideInLeft 1s ease-out 0.2s backwards;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: bold;
    color: var(--color-primary);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--color-dark);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.cta-button {
    display: inline-block;
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid var(--color-primary);
}

.cta-button:hover {
    background: transparent;
    color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(196, 30, 58, 0.2);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: slideInRight 1s ease-out 0.4s backwards;
}

.strawberry-hero {
    font-size: 200px;
    filter: drop-shadow(0 10px 30px rgba(196, 30, 58, 0.3));
    animation: float 3s ease-in-out infinite;
}

/* Products Section */
.products {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--color-white);
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xl);
    font-weight: bold;
    position: relative;
    padding-bottom: var(--spacing-md);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--color-primary);
    border-radius: 2px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
    animation: fadeIn 0.8s ease-out 0.6s backwards;
}

.product-card {
    background: var(--color-white);
    border: 1px solid #E8E8E8;
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(196, 30, 58, 0.15);
}

.product-image {
    background: linear-gradient(135deg, var(--color-light-pink) 0%, var(--color-accent) 100%);
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.product-emoji {
    font-size: 100px;
    animation: bounce 2s ease-in-out infinite;
}

.product-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    background: var(--color-primary);
    color: var(--color-white);
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: bold;
}

.product-info {
    padding: var(--spacing-lg);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-name {
    font-size: 1.3rem;
    font-weight: bold;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.product-description {
    color: var(--color-text-light);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
    flex: 1;
}

.product-specs {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.spec {
    background: var(--color-accent);
    color: var(--color-dark);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 500;
}

.product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
}

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

.add-to-cart {
    background: var(--color-dark);
    color: var(--color-white);
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    flex: 1;
}

.add-to-cart:hover {
    background: var(--color-primary);
    transform: scale(1.05);
}

.add-to-cart.added {
    background: #4CAF50;
}

/* Story Section */
.story {
    background: linear-gradient(135deg, var(--color-accent) 0%, rgba(245, 230, 211, 0.5) 100%);
    padding: var(--spacing-xl) var(--spacing-md);
}

.story-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    animation: fadeIn 0.8s ease-out 0.8s backwards;
}

.story-item {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(196, 30, 58, 0.1);
}

.story-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(196, 30, 58, 0.1);
}

.story-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    display: block;
}

.story-item h3 {
    font-size: 1.3rem;
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

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

/* Gift Section */
.gift {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--color-white);
}

.gift-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    animation: fadeIn 0.8s ease-out 1s backwards;
}

.gift-option {
    background: linear-gradient(135deg, var(--color-light-pink) 0%, rgba(253, 228, 233, 0.5) 100%);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-primary);
    transition: all 0.3s ease;
}

.gift-option:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 20px rgba(196, 30, 58, 0.15);
}

.gift-option h3 {
    font-size: 1.3rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.gift-option p {
    color: var(--color-text-light);
    line-height: 1.7;
}

/* Contact Section */
.contact {
    background: linear-gradient(135deg, var(--color-dark) 0%, rgba(45, 80, 22, 0.8) 100%);
    padding: var(--spacing-xl) var(--spacing-md);
    color: var(--color-white);
}

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

.contact .section-title::after {
    background: var(--color-light-pink);
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    animation: fadeIn 0.8s ease-out 1.2s backwards;
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.2);
    border-color: var(--color-light-pink);
    box-shadow: 0 0 0 3px rgba(253, 228, 233, 0.2);
}

.submit-button {
    width: 100%;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-button:hover {
    background: var(--color-light-pink);
    color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
}

/* Footer */
.footer {
    background: var(--color-text);
    color: var(--color-white);
    padding: var(--spacing-xl) var(--spacing-md) var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-info h4 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.footer-info p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: flex-end;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* Responsive */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
    }

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

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

    .strawberry-hero {
        font-size: 120px;
    }

    .header .container {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .nav {
        width: 100%;
        justify-content: space-around;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-links {
        justify-content: center;
    }

    .product-card {
        animation: none;
    }
}