/* =========================================================================
   Reset & Variables
   ========================================================================= */
:root {
    /* Colors */
    --c-primary: #C1272D; /* Mother's day red */
    --c-gold: #C2A55F;
    --c-gold-light: #EBE1CB;
    --c-black: #1A1A1A;
    --c-text: #333333;
    --c-text-light: #666666;
    --c-bg: #FCFAF8; /* off-white, warm */
    --c-bg-light: #FFFFFF;
    --c-bg-dark: #2B2A29;
    
    /* Typography */
    --font-heading: 'Shippori Mincho', 'Noto Serif JP', serif;
    --font-body: 'Noto Serif JP', serif;
    
    /* UI metrics */
    --container-w: 1000px;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
}

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

body {
    font-family: var(--font-body);
    color: var(--c-text);
    background-color: var(--c-bg);
    line-height: 1.8;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* =========================================================================
   Utility Classes
   ========================================================================= */
.container { max-width: var(--container-w); margin: 0 auto; padding: 0 20px; }
.section-padding { padding: 80px 0; }
.text-center { text-align: center; }
.mb-5 { margin-bottom: 3rem; }
.mt-5 { margin-top: 3rem; }
.mt-4 { margin-top: 2rem; }
.mt-3 { margin-top: 1rem; }
.pt-4 { padding-top: 2rem; }
.pt-0 { padding-top: 0; }
.pb-5 { padding-bottom: 3rem; }
.bg-light { background-color: var(--c-bg-light); }
.bg-dark { background-color: var(--c-bg-dark); }
.bg-warm { background-color: #FFF5F5; }
.text-white { color: #fff; }
.img-responsive { max-width: 100%; height: auto; display: block; }
.rounded { border-radius: var(--radius-md); }
.shadow-md { box-shadow: 0 10px 25px rgba(0,0,0,0.05); }
.shadow-lg { box-shadow: 0 20px 40px rgba(0,0,0,0.1); }
.shadow-xl { box-shadow: 0 30px 60px rgba(0,0,0,0.15); }
.mx-auto { margin-left: auto; margin-right: auto; }

/* Typography Extras */
h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); font-weight: 600; }
.section-title { font-size: 2.2rem; color: var(--c-black); margin-bottom: 1.5rem; line-height: 1.4; }
.section-title.text-white { color: #fff; }

/* =========================================================================
   1. Hero Section
   ========================================================================= */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background-size: cover;
    background-position: center;
    transform: scale(1.05);
    transition: transform 10s ease-out;
}
.hero-section:hover .hero-bg { transform: scale(1); }

.hero-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    /* Gradient to ensure text readability */
    background: linear-gradient(rgba(0,0,0,0.3) 0%, rgba(0,0,0,0.6) 100%);
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 0 20px;
}

.hero-subtitle {
    font-size: 1.1rem;
    letter-spacing: 0.1em;
    margin-bottom: 2rem;
    color: var(--c-gold-light);
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.4;
    margin-bottom: 2rem;
    text-shadow: 0 4px 10px rgba(0,0,0,0.5);
}

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

.hero-text {
    font-size: 1.2rem;
    letter-spacing: 0.05em;
}

.scroll-down {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    color: #fff;
    font-family: 'Helvetica Neue', sans-serif;
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.scroll-down::after {
    content: '';
    width: 1px; height: 50px;
    background: #fff;
    margin-top: 10px;
    animation: scrollLine 2s infinite;
}

@keyframes scrollLine {
    0% { transform: scaleY(0); transform-origin: top; }
    50% { transform: scaleY(1); transform-origin: top; }
    50.1% { transform: scaleY(1); transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

/* =========================================================================
   2. Experience Section
   ========================================================================= */
.experience-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.steps-list { list-style: none; margin-top: 2rem; }
.steps-list li {
    display: flex;
    margin-bottom: 2rem;
    background: #fff;
    padding: 20px;
    border-radius: var(--radius-md);
    box-shadow: 0 5px 15px rgba(0,0,0,0.03);
    border-left: 3px solid var(--c-gold);
}

.step-num {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--c-gold);
    width: 40px;
    flex-shrink: 0;
}

.step-text h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--c-primary);
}
.step-text p { font-size: 0.95rem; color: var(--c-text-light); }

/* =========================================================================
   3. Points Section
   ========================================================================= */
.points-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.point-card {
    background: #ffffff;
    border: 1px solid rgba(0,0,0,0.05);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.point-images { display: flex; }
.img-half { width: 50%; object-fit: cover; height: 180px; }

.point-info { padding: 30px; }
.point-info h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    color: var(--c-black);
}
.golden-num {
    color: var(--c-primary);
    font-size: 1.8rem;
    margin-right: 10px;
    font-family: 'Helvetica Neue', sans-serif;
}
.point-info p { font-size: 0.95rem; color: var(--c-text); line-height: 1.8; }

/* =========================================================================
   5. Deepdive Section
   ========================================================================= */
.deepdive-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.feature-box {
    background: #fff;
    padding: 25px;
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.02);
    border-top: 3px solid var(--c-primary);
}
.feature-box h4 { font-size: 1.2rem; margin-bottom: 0.5rem; color: var(--c-black); }
.feature-box p { font-size: 0.95rem; color: var(--c-text-light); }


/* =========================================================================
   6. Giftbox Section
   ========================================================================= */
.gift-features {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.gf-item {
    background: #fff;
    padding: 20px;
    border-radius: var(--radius-md);
    box-shadow: 0 4px 15px rgba(0,0,0,0.03);
    min-width: 250px;
}

.gf-icon {
    display: block;
    font-size: 1.5rem;
    color: var(--c-primary);
    margin-bottom: 0.5rem;
}


/* =========================================================================
   4. Products Section (Pattern Background)
   ========================================================================= */
.bg-pattern {
    background-color: var(--c-bg);
    background-image: radial-gradient(var(--c-gold-light) 1px, transparent 1px);
    background-size: 20px 20px;
}

.products-grid {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.product-card {
    background: #fff;
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 450px;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0,0,0,0.05);
    transition: transform 0.3s ease;
}
.product-card:hover { transform: translateY(-10px); }

.product-image-wrap { position: relative; }
.p-img { width: 100%; height: auto; display: block; }
.badge {
    position: absolute; top: 15px; left: 15px;
    background: var(--c-primary); color: #fff;
    padding: 6px 16px;
    font-size: 0.9rem; font-weight: bold;
    border-radius: 50px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    letter-spacing: 0.05em;
}
.premium-badge { background: var(--c-black); color: var(--c-gold); }

.product-body { padding: 30px; }
.product-name { font-size: 1.4rem; margin-bottom: 10px; text-align: center; }
.product-price {
    font-size: 2rem; font-family: 'Helvetica Neue', sans-serif;
    color: var(--c-primary); font-weight: bold; text-align: center; margin-bottom: 20px;
}
.product-price span { font-size: 1rem; color: var(--c-text-light); }

.product-content { font-size: 0.9rem; line-height: 1.6; margin-bottom: 20px; }

.separator { border: 0; height: 1px; background: #eee; margin: 20px 0; }

.product-point { font-size: 0.9rem; color: var(--c-text); background: var(--c-bg); padding: 15px; border-radius: var(--radius-sm); border-left: 3px solid var(--c-gold); }

/* Buttons */
.btn-buy {
    display: inline-block;
    background: var(--c-black); color: #fff;
    text-decoration: none; padding: 15px 40px;
    border-radius: 50px; font-weight: bold; letter-spacing: 0.1em;
    transition: all 0.3s ease;
    border: 2px solid var(--c-black);
}
.btn-buy:hover { background: #fff; color: var(--c-black); }


/* =========================================================================
   CTA Section
   ========================================================================= */
.btn-large-cta {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--c-primary) 0%, #8b0000 100%);
    color: #fff;
    text-decoration: none;
    padding: 25px 50px;
    border-radius: 10px;
    box-shadow: 0 10px 20px rgba(193, 39, 45, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.btn-large-cta:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(193, 39, 45, 0.4);
}

.cta-text { font-size: 1.4rem; font-family: var(--font-heading); margin-bottom: 10px; }
.cta-sub { font-size: 1rem; border: 1px solid rgba(255,255,255,0.5); padding: 5px 20px; border-radius: 50px; }

.pulse-animation {
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(193, 39, 45, 0.4); }
    70% { box-shadow: 0 0 0 15px rgba(193, 39, 45, 0); }
    100% { box-shadow: 0 0 0 0 rgba(193, 39, 45, 0); }
}

/* =========================================================================
   7. Footer
   ========================================================================= */
.site-footer {
    background: var(--c-black);
    color: #fff;
    padding: 60px 0 20px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding-bottom: 40px;
}
.footer-brand h2 { color: var(--c-gold); margin-bottom: 10px; font-size: 1.5rem; }
.footer-brand p { color: #aaa; }
.footer-promise h4 { margin-bottom: 15px; border-bottom: 1px solid var(--c-gold); display: inline-block; padding-bottom: 5px; }
.footer-promise ul { list-style: none; color: #ccc; font-size: 0.9rem; }
.footer-promise li { margin-bottom: 10px; }

.footer-bottom { text-align: center; color: #666; font-size: 0.8rem; }


/* =========================================================================
   Animations
   ========================================================================= */
.fade-in-up { opacity: 0; transform: translateY(40px); transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1); }
.fade-in-left { opacity: 0; transform: translateX(60px); transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1); }
.fade-in-right { opacity: 0; transform: translateX(-60px); transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1); }

.is-visible { opacity: 1 !important; transform: translate(0,0) !important; }

/* =========================================================================
   Media Queries
   ========================================================================= */
@media (max-width: 768px) {
    .experience-grid, .deepdive-layout, .footer-grid { grid-template-columns: 1fr; gap: 30px; }
    .points-grid { grid-template-columns: 1fr; }
    .hero-title { font-size: 2.5rem; }
    .section-title { font-size: 1.8rem; }
    .point-card { max-width: 100%; }
    .deepdive-img { order: -1; } /* Image on top for mobile */
    .btn-large-cta { padding: 20px; }
    .cta-text { font-size: 1.1rem; }
}