:root {
    --color-bg: #0d1311;
    --color-bg-light: #151d1a;
    --color-gold: #cfaa70;
    --color-gold-light: #e5c158;
    --color-gold-dark: #8c734b;
    --color-text: #e8e2d2;
    --color-text-muted: #a39c8e;
    
    --font-heading: 'Noto Serif JP', serif;
    --font-body: 'Noto Serif JP', serif;
    
    --spacing-section: 6rem;
}

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

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    line-height: 1.8;
    overflow-x: hidden;
    background-image: radial-gradient(circle at 50% 0%, var(--color-bg-light) 0%, var(--color-bg) 70%);
}

/* Page Border Decoration */
.page-border {
    position: relative;
    min-height: 100vh;
    padding: 2rem;
}

.page-border::before {
    content: '';
    position: absolute;
    top: 20px; right: 20px; bottom: 20px; left: 20px;
    border: 1px solid rgba(207, 170, 112, 0.2);
    pointer-events: none;
    z-index: 10;
}

/* Basic Corner Ornaments */
.corner {
    position: absolute;
    width: 80px;
    height: 80px;
    border: 2px solid var(--color-gold);
    z-index: 11;
    pointer-events: none;
    opacity: 0.6;
}

.top-left { top: 15px; left: 15px; border-right: none; border-bottom: none; }
.top-right { top: 15px; right: 15px; border-left: none; border-bottom: none; }
.bottom-left { bottom: 15px; left: 15px; border-right: none; border-top: none; }
.bottom-right { bottom: 15px; right: 15px; border-left: none; border-top: none; }

.site-wrapper {
    max-width: 1000px;
    margin: 0 auto;
    padding: 4rem 2rem;
    position: relative;
    z-index: 2;
}

/* Header */
.header {
    text-align: center;
    margin-bottom: var(--spacing-section);
}

.breadcrumbs {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    letter-spacing: 0.1em;
    margin-bottom: 2rem;
}

.breadcrumbs .divider {
    color: var(--color-gold-dark);
    margin: 0 0.5rem;
    font-size: 0.6rem;
}

.main-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--color-gold-light);
    letter-spacing: 0.15em;
    margin-bottom: 2rem;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

.subtitle {
    font-size: 1.1rem;
    color: var(--color-text);
    letter-spacing: 0.1em;
    font-weight: 300;
}

/* Ornament line */
.ornament {
    width: 150px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
    margin: 3rem auto;
    position: relative;
}

.ornament::after {
    content: '◇';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--color-gold);
    font-size: 12px;
    background-color: var(--color-bg);
    padding: 0 10px;
}

/* Sections */
.section {
    margin-bottom: var(--spacing-section);
}

.image-wrapper {
    position: relative;
    width: 100%;
    max-height: 450px;
    overflow: hidden;
    margin-bottom: 2.5rem;
    box-shadow: 0 15px 40px rgba(0,0,0,0.6);
    border-top: 1px solid rgba(255,255,255,0.1);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.section-image {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 1.5s ease-out, filter 1s ease;
    filter: brightness(0.8) contrast(1.1);
}

.image-wrapper:hover .section-image {
    transform: scale(1.03);
    filter: brightness(1) contrast(1.1);
}

.img-gradient {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 30%;
    background: linear-gradient(to top, var(--color-bg), transparent);
    pointer-events: none;
}

.section-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-gold-light);
    letter-spacing: 0.15em;
    margin-bottom: 1.5rem;
}

.section-text {
    font-size: 1rem;
    line-height: 2.2;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
}

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

/* Product Section */
.product-intro {
    margin-bottom: 4rem;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    margin-top: 2rem;
}

.product-card {
    border: 1px solid rgba(207, 170, 112, 0.2);
    padding: 2rem;
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-bg) 100%);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    transition: transform 0.4s ease, border-color 0.4s ease;
    position: relative;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 5px; right: 5px; bottom: 5px; left: 5px;
    border: 1px solid rgba(207, 170, 112, 0.1);
    pointer-events: none;
}

.product-card:hover {
    transform: translateY(-10px);
    border-color: rgba(207, 170, 112, 0.5);
}

.product-image-container {
    position: relative;
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.product-image {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.6s ease;
}

.product-card:hover .product-image {
    transform: scale(1.05);
}

.box-ornament {
    position: absolute;
    bottom: -15px; left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    border-top: 1px solid var(--color-gold);
    border-left: 1px solid var(--color-gold);
    transform: translateX(-50%) rotate(45deg);
    pointer-events: none;
    opacity: 0.5;
}

.product-details {
    text-align: center;
}

.product-name {
    font-size: 1.1rem;
    font-weight: 400;
    margin-bottom: 1rem;
    letter-spacing: 0.05em;
    color: var(--color-text);
}

.product-price {
    font-size: 2rem;
    font-family: var(--font-heading);
    color: var(--color-gold-light);
    margin-bottom: 1.5rem;
}

.currency {
    font-size: 1.2rem;
    margin-left: 0.2rem;
}

.cart-btn {
    background: transparent;
    border: 1px solid var(--color-gold);
    color: var(--color-gold);
    padding: 0.8rem 2.5rem;
    font-family: var(--font-body);
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 0.1em;
    position: relative;
    overflow: hidden;
}

.cart-btn::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 0; height: 100%;
    background: var(--color-gold);
    transition: width 0.3s ease;
    z-index: -1;
}

.cart-btn:hover {
    color: #000;
    background: var(--color-gold);
}

/* Footer */
.footer {
    text-align: center;
    padding-top: 2rem;
    color: var(--color-text-muted);
    font-size: 0.8rem;
    letter-spacing: 0.1em;
}

/* --- Animations --- */
.anim-fade-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1s cubic-bezier(0.25, 1, 0.5, 1), transform 1s cubic-bezier(0.25, 1, 0.5, 1);
}

.anim-fade-up.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.anim-scale-in {
    opacity: 0;
    transform: scale(0.95);
    transition: opacity 1s cubic-bezier(0.25, 1, 0.5, 1), transform 1s cubic-bezier(0.25, 1, 0.5, 1);
}

.anim-scale-in.is-visible {
    opacity: 1;
    transform: scale(1);
}

.anim-delay-1 { transition-delay: 0.2s; }
.anim-delay-2 { transition-delay: 0.4s; }

/* Responsive */
@media (max-width: 768px) {
    .main-title { font-size: 1.8rem; }
    .section-title { font-size: 1.5rem; }
    .subtitle, .section-text { font-size: 0.95rem; }
    .page-border { padding: 10px; }
    .site-wrapper { padding: 2rem 1rem; }
}