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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Serif JP', 'Shippori Mincho', serif;
    font-size: 18px;
    line-height: 1.8;
    color: #E8E8E8;
    background: linear-gradient(180deg, #0D0D0D 0%, #1A1614 50%, #2A2522 100%);
    position: relative;
    overflow-x: hidden;
    font-feature-settings: "palt" 1;
}

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

/* ======================
   キラキラパーティクルキャンバス
   ====================== */
#particles-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

/* ======================
   キラキラエフェクト
   ====================== */
.sparkle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: radial-gradient(circle, #C9A647 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    animation: sparkleFloat 3s ease-in-out infinite;
}

@keyframes sparkleFloat {
    0%, 100% {
        transform: translateY(0) scale(0);
        opacity: 0;
    }
    50% {
        transform: translateY(-30px) scale(1);
        opacity: 1;
    }
}

.mouse-sparkle,
.section-sparkle {
    position: absolute;
    width: 8px;
    height: 8px;
    background: radial-gradient(circle, #C9A647 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    animation: sparkleExpand 1s ease-out forwards;
    z-index: 9999;
}

@keyframes sparkleExpand {
    0% {
        transform: scale(0) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: scale(3) rotate(180deg);
        opacity: 0;
    }
}

.hero-sparkle-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 2;
}

.hero-decoration {
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

.ume-decoration {
    position: absolute;
    top: calc(var(--hero-base-width) * -0.0888889);
    left: calc(var(--hero-base-width) * -0.1666667);
    width: calc(var(--hero-base-width) * 0.4444444);
    height: auto;
    opacity: 0.8;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
    transform: rotate(-5deg) scaleX(-1);
    max-width: none;
    pointer-events: none;
}

/* ファーストビュー */
.hero {
    position: relative;
    min-height: 700px;
    background: linear-gradient(135deg, #8B6914 0%, #A67C1C 50%, #8B6914 100%);
    overflow: hidden;
    z-index: 2;
}

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

.gold-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.hero-content {
    position: relative;
    --hero-base-width: clamp(760px, 100vw, 900px);
    max-width: 900px;
    margin: 0 auto;
    padding: 80px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 40px;
    z-index: 3;
}

.hero-badge {
    display: block;
    background: linear-gradient(135deg, #B8860B 0%, #C9A647 50%, #B8860B 100%);
    color: #000;
    padding: clamp(8px, 2.2vw, 10px) clamp(20px, 7vw, 35px);
    border-radius: 30px;
    font-size: clamp(16px, 4vw, 28px);
    font-weight: 900;
    margin: 0 auto 30px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(184, 134, 11, 0.6),
                0 0 30px rgba(184, 134, 11, 0.4),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
    animation: badgePulse 2s ease-in-out infinite;
    text-align: center;
    width: fit-content;
}

.badge-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
        transparent,
        rgba(255, 255, 255, 0.8),
        transparent);
    animation: badgeShine 3s ease-in-out infinite;
}

@keyframes badgePulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 4px 15px rgba(184, 134, 11, 0.6),
                    0 0 30px rgba(184, 134, 11, 0.4);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 6px 20px rgba(184, 134, 11, 0.8),
                    0 0 40px rgba(184, 134, 11, 0.6);
    }
}

@keyframes badgeShine {
    0% { left: -100%; }
    50%, 100% { left: 200%; }
}

.hero-title {
    margin-bottom: 30px;
}

.hero-subtitle {
    display: block;
    font-size: 24px;
    font-weight: 600;
    color: #E8E8E8;
    text-align: center;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8),
                 0 0 10px rgba(184, 134, 11, 0.3);
}

.gold-decoration {
    display: inline-block;
    color: #C9A647;
    font-size: 20px;
    animation: rotate 4s linear infinite;

}

.hero-maintitle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    font-size: 60px;
    font-weight: 800;
    font-family: 'Shippori Mincho', 'Noto Serif JP', serif;
    line-height: 1.4;
    position: relative;
    padding-bottom: 20px;
    letter-spacing: 0.08em;
    text-align: center;
}

.hero-logo-image {
    width: 150px;
    height: auto;
}

.title-gold {
    background: linear-gradient(45deg,
        #B8860B 0%,
        #C9A647 25%,
        #DAA520 50%,
        #C9A647 75%,
        #B8860B 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 4px 12px rgba(184, 134, 11, 0.6));
}

.title-red {
    background: linear-gradient(45deg,
        #FF4444 0%,
        #FF6666 25%,
        #FF8888 50%,
        #FF6666 75%,
        #FF4444 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@keyframes goldShine {
    0% { background-position: 0% center; }
    100% { background-position: 200% center; }
}

@keyframes redShine {
    0% { background-position: 0% center; }
    100% { background-position: 200% center; }
}

.title-decoration {
    height: 4px;
    background: linear-gradient(90deg,
        transparent 0%,
        #B8860B 20%,
        #FFF 40%,
        #8B1A1A 60%,
        #FFF 80%,
        transparent 100%);
    margin-top: 10px;
    animation: decorationGlow 2s ease-in-out infinite;
    box-shadow: 0 0 10px rgba(184, 134, 11, 0.6);
}

@keyframes decorationGlow {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

.hero-lead {
    font-size: 22px;
    font-weight: 500;
    color: #E8E8E8;
    margin-bottom: 40px;
    line-height: 1.8;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8),
                 0 0 20px rgba(184, 134, 11, 0.3);
}

.lead-highlight {
    color: #C9A647;
    font-weight: 700;
    text-shadow: 0 0 15px rgba(201, 166, 71, 0.6),
                 0 2px 4px rgba(184, 134, 11, 0.5);
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 40px;
}

.hero-feature {
    background: linear-gradient(135deg, rgba(42, 37, 34, 0.8), rgba(26, 22, 20, 0.8));
    padding: 12px 24px;
    border-radius: 25px;
    font-size: 19px;
    color: #E8E8E8;
    border: 2px solid #B8860B;
    box-shadow: 0 4px 15px rgba(184, 134, 11, 0.4),
                0 2px 8px rgba(201, 166, 71, 0.2),
                inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.hero-feature:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(184, 134, 11, 0.6),
                0 4px 12px rgba(201, 166, 71, 0.4);
    border-color: #C9A647;
    background: linear-gradient(135deg, rgba(42, 37, 34, 0.95), rgba(26, 22, 20, 0.95));
}

.feature-icon {
    color: #C9A647;
    margin-right: 8px;

}

.hero-price {
    background: linear-gradient(135deg, rgba(13, 13, 13, 0.98), rgba(26, 22, 20, 0.98));
    padding: 30px;
    border-radius: 20px;
    border: 3px solid transparent;
    background-clip: padding-box;
    position: relative;
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
    text-align: center;
    box-shadow: 0 10px 40px rgba(184, 134, 11, 0.4),
                inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.hero-price::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    background: linear-gradient(45deg,
        #B8860B 0%,
        #FFF 25%,
        #8B1A1A 50%,
        #FFF 75%,
        #B8860B 100%);
    background-size: 200% 200%;
    border-radius: 20px;
    z-index: -1;
    animation: borderGradient 3s linear infinite;
}

@keyframes borderGradient {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

.price-decoration-top,
.price-decoration-bottom {
    height: 2px;
    background: linear-gradient(90deg, transparent, #B8860B, transparent);
    margin: 10px 0;
}

.price-label {
    display: block;
    font-size: 18px;
    color: #FF6666;
    margin-bottom: 10px;
    letter-spacing: 1px;
    font-weight: 600;
}

.price-amount {
    font-size: 48px;
    font-weight: 900;
    color: #FFF;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.price-yen {
    font-size: 28px;
    color: #FFF;
}

.price-tax {
    font-size: 18px;
    color: #FFF;
    margin-left: 10px;
}

.hero-price .cta-button {
    margin-top: 25px;
    display: block;
    width: 100%;
}

.purchase-price .cta-button {
    margin-top: 30px;
    display: block;
    width: 100%;
}

.price-shipping {
    display: block;
    margin-top: 15px;
    padding: 10px 20px;
    background: linear-gradient(135deg, #B8860B 0%, #C9A647 50%, #B8860B 100%);
    color: #000;
    font-weight: 900;
    border-radius: 25px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(184, 134, 11, 0.5);
    letter-spacing: 2px;
}

.shipping-icon {
    color: #8B1A1A;
    font-size: 18px;
    text-shadow: 0 0 5px rgba(139, 26, 26, 0.8);
}

.hero-image {
    position: relative;
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
}

.image-frame {
    position: relative;
    padding: 8px;
    background: linear-gradient(135deg, #1A1614 0%, #2A2522 50%, #1A1614 100%);
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6),
                0 0 20px rgba(26, 22, 20, 0.5),
                inset 0 2px 4px rgba(255, 255, 255, 0.3),
                inset 0 -2px 4px rgba(0, 0, 0, 0.5);
}

.image-frame img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 4px;
}

.frame-corner {
    position: absolute;
    width: 40px;
    height: 40px;
    border: 3px solid #C9A647;
    box-shadow: 0 0 15px rgba(201, 166, 71, 0.8);
}

.frame-corner-tl {
    top: 0;
    left: 0;
    border-right: none;
    border-bottom: none;
    border-radius: 30px 0 0 0;
}

.frame-corner-tr {
    top: 0;
    right: 0;
    border-left: none;
    border-bottom: none;
    border-radius: 0 30px 0 0;
}

.frame-corner-bl {
    bottom: 0;
    left: 0;
    border-right: none;
    border-top: none;
    border-radius: 0 0 0 30px;
}

.frame-corner-br {
    bottom: 0;
    right: 0;
    border-left: none;
    border-top: none;
    border-radius: 0 0 30px 0;
}

/* CTA ボタン */
.cta-button {
    background: linear-gradient(135deg, #8B1A1A 0%, #A82A2A 50%, #8B1A1A 100%);
    color: #fff;
    border: 2px solid #B8860B;
    padding: 20px 60px;
    font-size: 20px;
    font-weight: 900;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 20px rgba(139, 26, 26, 0.45);
    position: relative;
    overflow: hidden;
    letter-spacing: 2px;
    text-shadow: none;
}

/* ヒーローセクションのECリンク */
.hero-ec-links {
    margin-top: 25px;
    text-align: center;
}

.hero-ec-label {
    font-size: 16px;
    color: #C9A647;
    font-weight: 700;
    margin-bottom: 15px;
    letter-spacing: 0.08em;
}

.hero-ec-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.hero-ec-buttons .ec-button {
    padding: 14px 20px;
    font-size: 16px;
}

/* 電話注文ボックス */
.phone-order-box {
    margin-top: 25px;
    text-align: center;
}

.phone-order-label {
    font-size: 18px;
    color: #C9A647;
    font-weight: 700;
    margin-bottom: 15px;
    letter-spacing: 0.1em;
}

.phone-order-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 18px 30px;
    background: linear-gradient(135deg, #8B1A1A 0%, #A82A2A 50%, #8B1A1A 100%);
    border: 2px solid #B8860B;
    border-radius: 50px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 6px 15px rgba(139, 26, 26, 0.4);
    margin-bottom: 15px;
}

.phone-order-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(139, 26, 26, 0.5);
    border-color: #C9A647;
}

.phone-order-button .phone-icon {
    font-size: 24px;
}

.phone-order-button .phone-number-large {
    font-size: 28px;
    font-weight: 900;
    color: #FFF;
    letter-spacing: 0.05em;
}

.phone-order-hours {
    font-size: 14px;
    color: #E8E8E8;
    line-height: 1.6;
    margin: 0;
}

.button-shine {
    display: none;
}

@keyframes buttonShine {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.cta-button:hover,
.cta-button.button-hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 12px 26px rgba(139, 26, 26, 0.5);
    border-color: #C9A647;
}

.cta-large {
    padding: 25px 80px;
    font-size: 22px;
    width: 100%;
    max-width: 450px;
    margin: 30px auto;
    display: block;
}

/* セクション共通 */
.section-title {
    font-size: 66px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 30px;
    font-family: 'Shippori Mincho', 'Noto Serif JP', serif;
    background: linear-gradient(45deg, #B8860B, #C9A647, #DAA520, #C9A647, #B8860B);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    padding-bottom: 25px;

    letter-spacing: 0.15em;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.nutrition-section-title {
    background: none;
    -webkit-background-clip: initial;
    background-clip: initial;
    color: #6B3B1F;

}

.nutrition-section-title::after {
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(166, 124, 28, 0.4) 25%,
        rgba(107, 59, 31, 0.6) 50%,
        rgba(166, 124, 28, 0.4) 75%,
        transparent 100%);
    box-shadow: none;
}

.section-title.animate-in {
    opacity: 1;
    transform: translateY(0);
}

@keyframes titleGradient {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.title-decoration-left,
.title-decoration-right {
    display: inline-block;
    color: #C9A647;
    font-size: 32px;
    margin: 0 15px;
    animation: rotate 4s linear infinite;

}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 150px;
    height: 4px;
    background: linear-gradient(90deg,
        transparent 0%,
        #B8860B 20%,
        #FFF 40%,
        #8B1A1A 60%,
        #FFF 80%,
        transparent 100%);
    box-shadow: 0 0 15px rgba(184, 134, 11, 0.6);
    animation: lineGlow 2s ease-in-out infinite;
}

@keyframes lineGlow {
    0%, 100% { opacity: 0.6; width: 150px; }
    50% { opacity: 1; width: 200px; }
}

.section-subtitle {
    text-align: center;
    font-size: 30px;
    color: #E8E8E8;
    margin-bottom: 50px;
    letter-spacing: 1px;
    font-weight: 600;
}

.subtitle-decoration {
    color: #C9A647;
    font-size: 18px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8);
    margin: 0 10px;
}

/* こんな方へセクション */
.concerns {
    padding: 80px 0;
    background: linear-gradient(135deg, #1A1614 0%, #2A2522 50%, #1A1614 100%);
    position: relative;
}

.concerns .container {
    position: relative;
    z-index: 2;
}

.concerns-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 50px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.concern-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 25px 30px;
    background: linear-gradient(135deg, rgba(26, 22, 20, 0.95), rgba(42, 37, 34, 0.95));
    border-radius: 15px;
    border: 2px solid #B8860B;
    box-shadow: 0 4px 15px rgba(184, 134, 11, 0.3);
    transition: all 0.3s ease;
}

.concern-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(184, 134, 11, 0.5);
    border-color: #C9A647;
}

.concern-icon {
    font-size: 24px;
    font-weight: 900;
    color: #C9A647;
    flex-shrink: 0;
}

.concern-text {
    font-size: 19px;
    color: #E8E8E8;
    line-height: 1.6;
    font-weight: 500;
}

/* 特長セクション */
.features {
    padding: 100px 0;
    background: linear-gradient(135deg, #0D0D0D 0%, #1A1614 50%, #0D0D0D 100%);
    position: relative;
    overflow: hidden;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 20% 30%, rgba(184, 134, 11, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 70%, rgba(201, 166, 71, 0.06) 0%, transparent 50%);
    pointer-events: none;
}

.features .container {
    position: relative;
    z-index: 2;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 50px;
    margin-bottom: 70px;
    padding: 50px;
    background: linear-gradient(135deg, rgba(26, 22, 20, 0.95), rgba(42, 37, 34, 0.95));
    border-radius: 30px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.5),
                0 8px 30px rgba(184, 134, 11, 0.3);
    border: 3px solid transparent;
    background-clip: padding-box;
    transition: all 0.4s ease;
}

.feature-item::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    background: linear-gradient(135deg, #B8860B, #C9A647, #B8860B);
    background-size: 200% 200%;
    border-radius: 30px;
    z-index: -1;
    animation: featureBorder 4s linear infinite;
}

@keyframes featureBorder {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

.feature-item:hover {
    transform: translateX(10px);
    background: linear-gradient(135deg, #2E1F15, #1A1614);
    box-shadow: none;
}

.feature-item:hover .feature-number {
    color: #1E140C;
    text-shadow: none;
}

.feature-item:hover .feature-title {
    color: #1E140C;
    text-shadow: none;
}

.feature-item:hover .feature-content p {
    color: #2A1D14;
    text-shadow: none;
}

.feature-item:hover .feature-badge {
    background: linear-gradient(135deg, #FFE39F, #F8B55A);
    color: #1E140C;
    box-shadow: none;
}

.feature-number {
    font-size: 80px;
    font-weight: 900;
    background: linear-gradient(135deg, #B8860B, #C9A647, #DAA520, #C9A647, #B8860B);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 10px rgba(184, 134, 11, 0.3);
    filter: drop-shadow(0 4px 8px rgba(184, 134, 11, 0.5));
    min-width: 120px;
    animation: numberPulse 3s ease-in-out infinite;
}

@keyframes numberPulse {
    0%, 100% {
        transform: scale(1);
        filter: drop-shadow(0 4px 8px rgba(184, 134, 11, 0.5));
    }
    50% {
        transform: scale(1.1);
        filter: drop-shadow(0 6px 12px rgba(184, 134, 11, 0.7));
    }
}

.feature-title {
    font-size: 32px;
    font-weight: 800;
    font-family: 'Shippori Mincho', 'Noto Serif JP', serif;
    background: linear-gradient(45deg, #C9A647, #DAA520, #C9A647);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.08em;
    margin-bottom: 18px;
    filter: drop-shadow(0 2px 3px rgba(184, 134, 11, 0.3));
}

.feature-content p {
    font-size: 19px;
    color: #E8E8E8;
    line-height: 2;
    margin-bottom: 20px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
    font-weight: 500;
}

.feature-badge {
    display: inline-block;
    background: linear-gradient(135deg, #8B1A1A 0%, #A82A2A 50%, #8B1A1A 100%);
    color: #FFF;
    padding: 10px 25px;
    border-radius: 25px;
    font-weight: 700;
    font-size: 19px;
    border: 2px solid #B8860B;
    box-shadow: 0 4px 15px rgba(139, 26, 26, 0.5),
                0 2px 8px rgba(184, 134, 11, 0.4);
    letter-spacing: 0.05em;
}

/* メニューセクション */
.menu {
    padding: 100px 0;
    background: linear-gradient(135deg, #1A1614 0%, #2A2522 25%, #1A1614 50%, #2A2522 75%, #1A1614 100%);
    position: relative;
    overflow: hidden;
}

.menu::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 25% 25%, rgba(184, 134, 11, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 75% 75%, rgba(139, 26, 26, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(201, 166, 71, 0.06) 0%, transparent 60%);
    pointer-events: none;
}

.menu .container {
    position: relative;
    z-index: 2;
}

.menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.menu-item {
    background: linear-gradient(135deg, rgba(26, 22, 20, 0.98), rgba(42, 37, 34, 0.98));
    border-radius: 25px;
    overflow: hidden;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.6),
                0 8px 30px rgba(184, 134, 11, 0.4),
                0 2px 8px rgba(0, 0, 0, 0.5);
    transition: all 0.5s ease;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
    border: 3px solid #B8860B;
    background-clip: padding-box;
    position: relative;
}

.menu-item::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    background: linear-gradient(135deg,
        #A67C1C 0%,
        #7C6546 25%,
        #A0522D 50%,
        #6B3B1F 75%,
        #A67C1C 100%);
    background-size: 300% 300%;
    border-radius: 25px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.5s ease;
    animation: menuBorder 8s linear infinite;
}

@keyframes menuBorder {
    0% { background-position: 0% 50%; }
    100% { background-position: 300% 50%; }
}

.menu-item.animate-in {
    opacity: 1;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(50px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.menu-item:hover {
    transform: translateY(-15px) scale(1.03);
    background: linear-gradient(135deg, #6B3B1F, #5A3A1F);
    box-shadow: 0 25px 70px rgba(0, 0, 0, 0.4),
                0 12px 45px rgba(107, 59, 31, 0.5);
}

.menu-item:hover::before {
    opacity: 0;
}

.menu-item:hover .menu-name {
    background: linear-gradient(45deg, #CCB05B, #FFF, #CCB05B);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.menu-item:hover .menu-desc {
    color: #FFF;
    text-shadow: 0 3px 8px rgba(0, 0, 0, 0.45);
}

.menu-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(255, 250, 240, 0.8), rgba(255, 245, 230, 0.8));
    position: relative;
}

.menu-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, transparent 30%, rgba(204, 176, 91, 0.15) 100%);
    pointer-events: none;
}

.menu-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.5s ease;
    filter: brightness(1.1) contrast(1.1);
}

.menu-item:hover .menu-image img {
    transform: scale(1.15) rotate(2deg);
    filter: brightness(1.3) contrast(1.2);
}

.menu-name {
    font-size: 22px;
    font-weight: 700;
    padding: 25px 25px 15px;
    font-family: 'Shippori Mincho', 'Noto Serif JP', serif;
    background: linear-gradient(45deg, #6B3B1F, #A67C1C, #6B3B1F);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.08em;
    filter: drop-shadow(0 2px 4px rgba(107, 59, 31, 0.25));
}

.menu-desc {
    font-size: 19px;
    color: #F6E8CE;
    padding: 0 25px 25px;
    line-height: 1.8;
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.55);
    font-weight: 500;
}

/* 栄養成分表示 */
.nutrition {
    padding: 80px 0;
    background: linear-gradient(135deg, #1A1614 0%, #2A2522 50%, #1A1614 100%);
    position: relative;
}

.nutrition .container {
    position: relative;
    z-index: 2;
}

.nutrition-header {
    width: 100%;
    margin: 0 0 20px;
    text-align: center;
    font-size: 18px;
    font-weight: 600;
    color: #E8E8E8;
    letter-spacing: 0.05em;
}

/* モバイル専用カード形式（デフォルトで非表示） */
.nutrition-cards {
    display: none;
    margin-top: 60px;
}

.nutrition-card {
    background: linear-gradient(135deg, rgba(26, 22, 20, 0.95), rgba(42, 37, 34, 0.95));
    border: 2px solid #B8860B;
    border-radius: 15px;
    margin-bottom: 20px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

.nutrition-card-header {
    padding: 20px;
    background: linear-gradient(135deg, #B8860B 0%, #C9A647 50%, #B8860B 100%);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.nutrition-card-header:hover {
    background: linear-gradient(135deg, #C9A647 0%, #DAA520 50%, #C9A647 100%);
}

.nutrition-card-title {
    font-size: 18px;
    font-weight: 700;
    color: #000;
}

.nutrition-card-toggle {
    font-size: 24px;
    color: #000;
    transition: transform 0.3s ease;
}

.nutrition-card.active .nutrition-card-toggle {
    transform: rotate(180deg);
}

.nutrition-card-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.nutrition-card.active .nutrition-card-body {
    max-height: 2000px;
}

.nutrition-card-content {
    padding: 20px;
}

.nutrition-card-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid rgba(184, 134, 11, 0.3);
}

.nutrition-card-row:last-child {
    border-bottom: none;
}

.nutrition-card-label {
    font-weight: 700;
    color: #C9A647;
    font-size: 15px;
}

.nutrition-card-value {
    color: #E8E8E8;
    font-size: 15px;
    text-align: right;
    flex: 1;
    margin-left: 15px;
}

.nutrition-card-ingredients {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 2px solid #B8860B;
}

.nutrition-card-ingredients-title {
    font-weight: 700;
    color: #C9A647;
    font-size: 16px;
    margin-bottom: 10px;
}

.nutrition-card-ingredients-text {
    color: #E8E8E8;
    font-size: 14px;
    line-height: 1.8;
}

.nutrition-table {
    width: 100%;
    margin: 0;
    border-collapse: collapse;
    border: 2px solid #B8860B;
    background: rgba(13, 13, 13, 0.9);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
    table-layout: fixed;
}

.nutrition-table th {
    background: linear-gradient(135deg, #B8860B 0%, #C9A647 50%, #B8860B 100%);
    padding: 16px 20px;
    font-size: 18px;
    font-weight: 600;
    color: #000;
    border: 1px solid #996515;
    letter-spacing: 0.08em;
}

.nutrition-table td {
    padding: 18px 16px;
    font-size: 20px;
    font-weight: 600;
    color: #E8E8E8;
    border: 1px solid #B8860B;
    text-align: center;
    background: rgba(26, 22, 20, 0.6);
}

.nutrition-table th,
.nutrition-table td {
    width: 20%;
}

.nutrition-details {
    margin-top: 60px;
}

.nutrition-subtitle {
    font-size: 24px;
    text-align: center;
    color: #C9A647;
    letter-spacing: 0.08em;
    margin-bottom: 16px;
}

.nutrition-details-intro {
    text-align: center;
    font-size: 18px;
    color: #E8E8E8;
    margin-bottom: 28px;
}

.nutrition-note {
    text-align: right;
}

.nutrition-items-table-wrapper {
    overflow-x: auto;
    border-radius: 14px;
    border: 2px solid #B8860B;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.5);
    background: rgba(13, 13, 13, 0.9);
    position: relative;
    scroll-snap-type: x proximity;
}

.nutrition-items-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 1200px;
}

/* ScrollHintの位置を調整 */
.js-scrollable {
    position: relative;
}

.js-scrollable .scroll-hint {
    position: absolute !important;
    top: 80px !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    z-index: 10 !important;
}

.nutrition-items-table th {
    background: linear-gradient(180deg, #B8860B 0%, #996515 100%);
    color: #000;
    font-size: 18px;
    font-weight: 700;
    padding: 16px 18px;
    border-right: 1px solid #996515;
    border-bottom: 1px solid #996515;
    letter-spacing: 0.06em;
    white-space: nowrap;
}

.nutrition-items-table td {
    padding: 16px 18px;
    border-right: 1px solid rgba(184, 134, 11, 0.3);
    border-bottom: 1px solid rgba(184, 134, 11, 0.3);
    font-size: 17px;
    color: #E8E8E8;
    text-align: center;
    vertical-align: middle;
    transition: background 0.3s ease;
}

.nutrition-items-table tbody tr:nth-child(odd) td {
    background: rgba(26, 22, 20, 0.7);
}

.nutrition-items-table tbody tr:nth-child(even) td {
    background: rgba(42, 37, 34, 0.7);
}

.nutrition-items-table th:first-child,
.nutrition-items-table td:first-child {
    text-align: left;
    min-width: 260px;
}

.nutrition-items-table th:nth-child(2),
.nutrition-items-table td:nth-child(2) {
    text-align: left;
    width: 400px;
    max-width: 400px;
}

.nutrition-ingredients {
    display: block;
    max-width: 400px;
    white-space: normal;
    overflow-wrap: anywhere;
}

.nutrition-marker {
    display: inline-block;
    margin-left: 6px;
    font-size: 12px;
    color: #1f1f1f;
}

.nutrition-footnote-wrap {
    margin-top: 28px;
    background: rgba(255, 255, 255, 0.85);
    border: 1px dashed rgba(190, 154, 96, 0.7);
    border-radius: 12px;
    padding: 20px 24px;
}

.nutrition-footnote-title {
    font-weight: 700;
    color: #1f1f1f;
    margin-bottom: 12px;
    letter-spacing: 0.08em;
}

.nutrition-footnotes {
    list-style: none;
    color: #1f1f1f;
    font-size: 13px;
    line-height: 1.6;
}

.nutrition-footnotes li + li {
    margin-top: 6px;
}

@media (max-width: 768px) {
    .nutrition {
        padding: 60px 0;
    }

    .nutrition-header {
        width: 100%;
        margin: 0 0 16px;
    }

    .nutrition-table th,
    .nutrition-table td {
        font-size: 19px;
        padding: 12px 6px;
    }

    .nutrition-details {
        padding: 24px 16px;
        margin-top: 40px;
    }

    .nutrition-subtitle {
        font-size: 20px;
        line-height: 1.4;
    }

    .nutrition-details-intro {
        font-size: 18px;
        margin-bottom: 20px;
    }

    .nutrition-items-table {
        min-width: 720px;
    }

    .nutrition-items-table th,
    .nutrition-items-table td {
        padding: 12px 14px;
        font-size: 18px;
    }

    .nutrition-footnote-wrap {
        padding: 16px;
    }
}

/* お召し上がり方 */
.howto {
    padding: 100px 0;
    background: linear-gradient(135deg, #FFFAF0 0%, #FFF5E6 50%, #FFF8F0 100%);
    position: relative;
}

.howto .section-title {
    background: none;
    -webkit-background-clip: initial;
    -webkit-text-fill-color: #6B3B1F;
    background-clip: initial;
    color: #6B3B1F;

}

/* 見出し左に商品画像を重ねる（見出しより下位のz-index） */
.howto .section-title {
    z-index: 1;
}

.howto .section-title::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    /* 見出しの左側へずらす */
    transform: translate(-180%, -50%);
    width: 360px;
    height: 270px;
    background: url('asset/product.jpg') center/cover no-repeat;
    z-index: -1;
    pointer-events: none;
    border-radius: 8px;
}

.howto .section-title::after {
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(166, 124, 28, 0.4) 25%,
        rgba(107, 59, 31, 0.6) 50%,
        rgba(166, 124, 28, 0.4) 75%,
        transparent 100%);

}

.howto .title-decoration-left,
.howto .title-decoration-right {
    color: #A67C1C;

}

.howto .section-subtitle {
    color: #6B3B1F;
    text-shadow: 0 2px 6px rgba(255, 255, 255, 0.6);
}

.howto .container {
    position: relative;
    z-index: 2;
}

.howto-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 50px;
    margin-bottom: 50px;
}

.howto-method {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 250, 240, 0.95));
    padding: 40px;
    border-radius: 25px;
    box-shadow: 0 15px 50px rgba(107, 59, 31, 0.25),
                0 8px 30px rgba(166, 124, 28, 0.3),
                0 2px 8px rgba(90, 58, 31, 0.2);
    border: 3px solid #A67C1C;
    transition: all 0.4s ease;
}

.howto-method:hover {
    transform: translateY(-10px);
    background: linear-gradient(135deg, #6B3B1F, #5A3A1F);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4),
                0 10px 40px rgba(107, 59, 31, 0.5);
}

.howto-method:hover .method-number {
    background: linear-gradient(135deg, #CCB05B, #FFF, #CCB05B);
    color: #000;
}

.howto-method:hover .method-title {
    background: linear-gradient(45deg, #CCB05B, #FFF, #CCB05B);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.howto-method:hover .method-time {
    color: #CCB05B;
}

.howto-method:hover .method-steps li {
    color: #FFF;
}

.howto-method:hover .method-steps li::before {
    background: linear-gradient(135deg, #CCB05B, #E2C06F);
    color: #000;
}

.method-number {
    display: inline-block;
    background: linear-gradient(135deg, #CCB05B 0%, #E2C06F 50%, #CCB05B 100%);
    color: #000;
    padding: 10px 25px;
    border-radius: 25px;
    font-weight: 900;
    margin-bottom: 25px;
    box-shadow: 0 4px 15px rgba(204, 176, 91, 0.5);
    letter-spacing: 2px;
}

.method-title {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 25px;
    background: linear-gradient(45deg, #6B3B1F, #A67C1C, #6B3B1F);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-family: 'Shippori Mincho', 'Noto Serif JP', serif;
    filter: drop-shadow(0 2px 4px rgba(107, 59, 31, 0.25));
}

.method-time {
    font-size: 20px;
    color: #D80000;
    font-weight: 700;
    margin-bottom: 25px;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.5);
}

.method-steps {
    list-style: none;
    counter-reset: step;
}

.method-steps li {
    counter-increment: step;
    padding-left: 50px;
    position: relative;
    margin-bottom: 18px;
    font-size: 19px;
    color: #5A3A1A;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.5);
    font-weight: 500;
}

.method-steps li::before {
    content: counter(step);
    position: absolute;
    left: 0;
    top: 0;
    width: 35px;
    height: 35px;
    background: linear-gradient(135deg, #CCB05B, #E2C06F);
    color: #000;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    box-shadow: 0 4px 12px rgba(204, 176, 91, 0.5);
}

.howto-notes {
    background: linear-gradient(135deg, rgba(255, 240, 245, 0.95), rgba(255, 235, 238, 0.95));
    padding: 40px;
    border-radius: 25px;
    border: 3px solid #D80000;
    background-clip: padding-box;
    position: relative;
    box-shadow: 0 10px 40px rgba(107, 59, 31, 0.25),
                0 5px 20px rgba(166, 124, 28, 0.3),
                0 2px 8px rgba(90, 58, 31, 0.2);
}

.howto-notes::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    background: linear-gradient(135deg, #D80000, #D97266, #D80000);
    border-radius: 25px;
    z-index: -1;
}

.notes-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
    color: #981B1B;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.5);
    letter-spacing: 0.1em;
    font-family: 'Shippori Mincho', 'Noto Serif JP', serif;
}

.notes-list {
    list-style: none;
}

.notes-list li {
    padding-left: 35px;
    position: relative;
    margin-bottom: 15px;
    font-size: 19px;
    color: #5A3A1A;
    line-height: 1.8;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.5);
    font-weight: 500;
}

.notes-list li::before {
    content: '◆';
    position: absolute;
    left: 10px;
    color: #D80000;
    font-size: 18px;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.5);
}

/* 注意書きセクション */
.notes {
    padding: 100px 0;
    background: linear-gradient(135deg, #FFF8F0 0%, #FFF5F5 50%, #FFFAF5 100%);
    position: relative;
}

.notes .container {
    position: relative;
    z-index: 2;
}

.notes-content {
    max-width: 900px;
    margin: 0 auto;
}

.notes-item {
    display: flex;
    align-items: flex-start;
    gap: 25px;
    padding: 35px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 250, 240, 0.95));
    border-radius: 25px;
    margin-bottom: 30px;
    border: 3px solid #A67C1C;
    background-clip: padding-box;
    position: relative;
    box-shadow: 0 10px 40px rgba(107, 59, 31, 0.25),
                0 5px 20px rgba(166, 124, 28, 0.3),
                0 2px 8px rgba(90, 58, 31, 0.2);
    transition: all 0.3s ease;
}

.notes-item::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    background: linear-gradient(135deg, #A67C1C, #7C6546);
    border-radius: 25px;
    z-index: -1;
}

.notes-item:hover {
    transform: translateX(10px);
    background: linear-gradient(135deg, #6B3B1F, #5A3A1F);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.4),
                0 8px 30px rgba(107, 59, 31, 0.5);
}

.notes-item:hover .notes-text h4 {
    background: linear-gradient(45deg, #CCB05B, #FFF, #CCB05B);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.notes-item:hover .notes-text p {
    color: #FFF;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.notes-icon {
    font-size: 40px;
    flex-shrink: 0;
    filter: drop-shadow(0 3px 6px rgba(226, 192, 111, 0.3));
}

.notes-text h4 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 15px;
    background: linear-gradient(45deg, #6B3B1F, #A67C1C);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-family: 'Shippori Mincho', 'Noto Serif JP', serif;
    letter-spacing: 0.05em;
}

.notes-text p {
    font-size: 18px;
    color: #5A3A1A;
    line-height: 1.8;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.5);
    font-weight: 500;
}

/* お届け情報 */
.delivery {
    padding: 100px 0;
    background: linear-gradient(135deg, #FFF5EE 0%, #FFFAF5 50%, #FFF0F5 100%);
    position: relative;
}

.delivery .container {
    position: relative;
    z-index: 2;
}

.delivery-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 50px;
    margin-bottom: 60px;
}

.delivery-item {
    text-align: center;
    padding: 40px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 250, 240, 0.95));
    border-radius: 25px;
    box-shadow: 0 15px 50px rgba(107, 59, 31, 0.25),
                0 8px 30px rgba(166, 124, 28, 0.3),
                0 2px 8px rgba(90, 58, 31, 0.2);
    border: 3px solid #A67C1C;
    transition: all 0.4s ease;
}

.delivery-item:hover {
    transform: translateY(-10px);
    background: linear-gradient(135deg, #6B3B1F, #5A3A1F);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4),
                0 10px 40px rgba(107, 59, 31, 0.5);
    border-color: #CCB05B;
}

.delivery-item:hover .delivery-title {
    color: #CCB05B;
}

.delivery-item:hover .delivery-date,
.delivery-item:hover .delivery-temp,
.delivery-item:hover .delivery-expire {
    background: linear-gradient(45deg, #CCB05B, #FFF, #CCB05B);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.delivery-item:hover .delivery-note {
    color: #FFF;
}

.delivery-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
    color: #6B4423;
    letter-spacing: 0.1em;
    font-family: 'Shippori Mincho', 'Noto Serif JP', serif;
}

.delivery-date,
.delivery-temp,
.delivery-expire {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 15px;
    background: linear-gradient(45deg, #6B3B1F, #A67C1C, #6B3B1F);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 3px 6px rgba(107, 59, 31, 0.25));
}

.delivery-note {
    font-size: 19px;
    color: #6B4423;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.5);
    font-weight: 500;
}

.delivery-note--small {
    font-size: 14px;
}

.delivery-notes {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 250, 240, 0.95));
    padding: 40px;
    border-radius: 25px;
    border: 3px solid #A67C1C;
    box-shadow: 0 10px 40px rgba(107, 59, 31, 0.25),
                0 5px 20px rgba(166, 124, 28, 0.3),
                0 2px 8px rgba(90, 58, 31, 0.2);
}

.delivery-notes h4 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 25px;
    background: linear-gradient(45deg, #6B3B1F, #A67C1C);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-family: 'Shippori Mincho', 'Noto Serif JP', serif;
    letter-spacing: 0.1em;
}

.delivery-notes ul {
    list-style: none;
}

.delivery-notes li {
    padding-left: 35px;
    position: relative;
    margin-bottom: 15px;
    font-size: 18px;
    color: #5A3A1A;
    line-height: 1.8;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.5);
    font-weight: 500;
}

.delivery-notes li::before {
    content: '★';
    position: absolute;
    left: 10px;
    color: #CCB05B;
    font-size: 18px;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.3);
}

.delivery-notes a {
    color: #a04c1e;
    font-weight: 600;
    text-decoration: underline;
}

.delivery-notes a:hover {
    color: #d06025;
}

/* 購入セクション */
.purchase {
    padding: 120px 0;
    background: linear-gradient(135deg,
        #0D0D0D 0%,
        #1A1614 25%,
        #2A2522 50%,
        #1A1614 75%,
        #0D0D0D 100%);
    position: relative;
    overflow: hidden;
}

.purchase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 30% 30%, rgba(184, 134, 11, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 70%, rgba(139, 26, 26, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(201, 166, 71, 0.06) 0%, transparent 60%);
    pointer-events: none;
    opacity: 0.6;
}

.purchase .container {
    position: relative;
    z-index: 2;
}

.purchase-card {
    max-width: 700px;
    margin: 0 auto;
    background: linear-gradient(135deg, rgba(26, 22, 20, 0.98), rgba(42, 37, 34, 0.98));
    padding: 60px;
    border-radius: 40px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6),
                0 8px 25px rgba(184, 134, 11, 0.4),
                inset 0 2px 0 rgba(255, 255, 255, 0.1);
    border: 3px solid #B8860B;
    background-clip: padding-box;
    text-align: center;
    position: relative;
}

/* 購入カードの外に出した要素（お問い合わせ・電話注文）も同じ幅で中央に */
.purchase .container > .contact-special,
.purchase .container > .purchase-contact {
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* 12/30以降は枠を外すためのクラス */
.purchase-card.no-frame {
    background: none;
    border: none;
    box-shadow: none;
    border-radius: 0;
    padding: 0;
}

.purchase-title {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 40px;
    font-family: 'Shippori Mincho', 'Noto Serif JP', serif;
    background: linear-gradient(45deg,
        #B8860B 0%,
        #C9A647 25%,
        #8B1A1A 50%,
        #C9A647 75%,
        #B8860B 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.15em;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    text-align: center;
}

@keyframes purchaseTitleGlow {
    0% { background-position: 0% center; }
    100% { background-position: 300% center; }
}

.purchase-price {
    margin-bottom: 40px;
}

.price-main {
    margin-bottom: 25px;
}

.price-amount-large {
    font-size: 72px;
    font-weight: 900;
    background: linear-gradient(135deg, #B8860B, #C9A647, #DAA520, #C9A647, #B8860B);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    /* text-shadow: 0 0 15px rgba(184, 134, 11, 0.4); */
    /* filter: drop-shadow(0 4px 10px rgba(184, 134, 11, 0.6)); */
    animation: priceGlow 2s ease-in-out infinite;
}

@keyframes priceGlow {
    0%, 100% {
        /* filter: drop-shadow(0 4px 10px rgba(90, 58, 31, 0.6)); */
    }
    50% {
        /* filter: drop-shadow(0 6px 15px rgba(90, 58, 31, 0.8)); */
    }
}

.price-unit {
    font-size: 32px;
    color: #FFF;
}

.price-shipping-badge {
    display: inline-block;
    background: linear-gradient(135deg, #D80000 0%, #C84A3E 50%, #D80000 100%);
    color: #FFF;
    padding: 15px 40px;
    border-radius: 40px;
    font-weight: 900;
    font-size: 20px;
    border: 3px solid #CCB05B;
    box-shadow: 0 8px 25px rgba(216, 0, 0, 0.6),
                0 0 40px rgba(204, 176, 91, 0.5);
    letter-spacing: 3px;
    animation: shippingPulse 2s ease-in-out infinite;
}

@keyframes shippingPulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 8px 25px rgba(216, 0, 0, 0.6),
                    0 0 40px rgba(204, 176, 91, 0.5);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 12px 35px rgba(216, 0, 0, 0.8),
                    0 0 60px rgba(204, 176, 91, 0.7);
    }
}

.purchase-features {
    margin-bottom: 40px;
}

.purchase-feature {
    display: block;
    padding: 15px;
    font-size: 18px;
    color: #FFFFFF;
    border-bottom: 2px solid rgba(166, 124, 28, 0.4);
    text-shadow: none;
    letter-spacing: 0.05em;
    font-weight: 500;
}

.purchase-feature:last-child {
    border-bottom: none;
}

/* ECサイトリンクセクション */
.ec-links {
    margin-top: 40px;
    text-align: center;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.ec-links-label {
    font-size: 16px;
    color: #C9A647;
    font-weight: 700;
    margin-bottom: 15px;
    letter-spacing: 0.08em;
}

.ec-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.ec-button {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 14px 20px;
    border-radius: 50px;
    text-decoration: none;
    font-size: 16px;
    font-weight: 700;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.ec-button-text {
    letter-spacing: 0.05em;
}

/* Amazon */
.ec-button--amazon {
    background: linear-gradient(135deg, #FF9900 0%, #FFB84D 50%, #FF9900 100%);
    color: #000;
    border: 2px solid #CC7A00;
}

.ec-button--amazon:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 153, 0, 0.5);
    background: linear-gradient(135deg, #FFB84D 0%, #FFCC80 50%, #FFB84D 100%);
}

/* 楽天 */
.ec-button--rakuten {
    background: linear-gradient(135deg, #BF0000 0%, #E60000 50%, #BF0000 100%);
    color: #FFF;
    border: 2px solid #990000;
}

.ec-button--rakuten:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(191, 0, 0, 0.5);
    background: linear-gradient(135deg, #E60000 0%, #FF3333 50%, #E60000 100%);
}

/* Yahoo! */
.ec-button--yahoo {
    background: linear-gradient(135deg, #FF0033 0%, #FF4D6A 50%, #FF0033 100%);
    color: #FFF;
    border: 2px solid #CC0029;
}

.ec-button--yahoo:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 0, 51, 0.5);
    background: linear-gradient(135deg, #FF4D6A 0%, #FF809A 50%, #FF4D6A 100%);
}

@media (max-width: 768px) {
    .ec-links {
        padding: 20px 15px;
        margin-top: 30px;
    }

    .ec-links-label {
        font-size: 15px;
        margin-bottom: 12px;
    }

    .ec-button {
        padding: 12px 18px;
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    .ec-links {
        padding: 18px 12px;
    }

    .ec-links-label {
        font-size: 14px;
    }

    .ec-button {
        padding: 12px 15px;
        font-size: 14px;
    }
}

.purchase-contact {
    margin-top: 50px;
    padding-top: 40px;
    text-align: center;
}

.contact-label {
    font-size: 18px;
    color: #FFFFFF;
    margin-bottom: 20px;
    text-shadow: none;
    letter-spacing: 0.05em;
    font-weight: 600;
}

.contact-phone {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 15px;
    padding: 16px 24px;
    border-radius: 40px;
    background: linear-gradient(135deg, #2A1F12 0%, #3F2B18 50%, #2A1F12 100%);
    border: 1px solid rgba(204, 176, 91, 0.45);
    box-shadow: inset 0 0 0 1px rgba(255, 240, 200, 0.15);
}

.phone-icon {
    font-size: 28px;
    color: #FFE7B3;
}

.phone-number {
    font-size: 32px;
    font-weight: 800;
    color: #FFEFD8;
    text-decoration: none;
    display: inline-block;
    transition: transform 0.2s ease, color 0.2s ease;
}

.phone-number:hover {
    transform: translateY(-2px);
    color: #FFF6E6;
}

.phone-number:visited {
    text-decoration: none;
}

.contact-hours {
    font-size: 18px;
    color: #FFFFFF;
    text-shadow: none;
    font-weight: 500;
}

.contact-special {
    margin-top: 35px;
    padding: 30px;
    background: linear-gradient(135deg, rgba(255, 240, 245, 0.95), rgba(255, 235, 238, 0.95));
    border-radius: 20px;
    border: 3px solid #D80000;
    box-shadow: 0 8px 25px rgba(107, 59, 31, 0.25),
                0 4px 15px rgba(166, 124, 28, 0.3),
                0 2px 8px rgba(90, 58, 31, 0.2);
    text-align: center;
}

.special-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 15px;
    color: #981B1B;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.5);
    letter-spacing: 0.1em;
    font-family: 'Shippori Mincho', 'Noto Serif JP', serif;
    text-align: center;
}

.special-phone {
    margin-bottom: 12px;
    text-align: center;
}

.special-phone-link {
    font-size: 26px;
    font-weight: 700;
    background: linear-gradient(45deg, #981B1B, #D80000);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    display: inline-block;
    transition: opacity 0.2s ease;
}

.special-phone-link:hover {
    opacity: 0.85;
}

.special-hours {
    font-size: 19px;
    color: #5A3A1A;
    line-height: 1.8;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.5);
    font-weight: 500;
    text-align: center;
}

.special-note {
    font-size: 13px;
    color: #6B3B1F;
    line-height: 1.7;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid rgba(107, 59, 31, 0.2);
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.5);
    text-align: center;
}

.special-note a {
    color: #981B1B;
    font-weight: 600;
    text-decoration: underline;
}

.special-note a:hover {
    color: #c62828;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    body {
        font-size: 17px;
    }

    .hero-content {
        padding: 40px 20px;
        gap: 30px;
    }

    .hero-badge {
        order: 1;
    }

    .hero-title {
        order: 2;
    }

    .hero-features {
        order: 4;
    }

    .hero-image {
        order: 3;
    }

    .hero-price {
        order: 5;
    }

    .hero-maintitle {
        font-size: 48px;
        flex-direction: column;
        gap: 16px;
    }

    .hero-lead {
        font-size: 20px;
    }

    .section-subtitle {
        font-size: 24px;
    }

    .feature-item {
        flex-direction: column;
        text-align: center;
    }

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

    .howto-methods {
        grid-template-columns: 1fr;
    }

    .delivery-info {
        grid-template-columns: 1fr;
    }

    .purchase-card {
        padding: 30px 20px;
    }

    .price-amount-large {
        font-size: 36px;
    }

    .phone-number {
        font-size: 24px;
    }

    .hero-logo-image {
        width: 130px;
    }
    /* 営業時間の注記を改行 */
    .contact-hours-note {
        display: block;
        margin-top: 6px;
    }

    /* お召し上がり方 見出し画像を上に配置（モバイル） */
    .howto .section-title {
        margin-top: 160px;
    }

    .howto .section-title::before {
        top: 0;
        left: 50%;
        transform: translate(-50%, -110%);
        width: 320px;
        height: 240px;
    }

    /* Nutrition Table - Mobile Vertical Layout */
    .nutrition-table thead {
        display: none;
    }

    .nutrition-table,
    .nutrition-table tbody,
    .nutrition-table tr {
        display: block;
        width: 100%;
    }

    .nutrition-table td {
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 100%;
        padding: 14px 20px;
        text-align: left;
        border-bottom: 1px solid rgba(184, 134, 11, 0.3);
    }

    .nutrition-table td:last-child {
        border-bottom: 2px solid #B8860B;
    }

    .nutrition-table td:before {
        content: attr(data-label);
        font-weight: 700;
        color: #C9A647;
        margin-right: 20px;
        flex-shrink: 0;
        font-size: 16px;
    }

    .nutrition-table td {
        font-size: 18px;
    }

    /* Nutrition Section - Mobile Cards */
    .nutrition-details {
        display: none;
    }

    .nutrition-cards {
        display: block;
    }

    .nutrition-card-row {
        padding: 12px 20px;
    }

    .nutrition-card-row .label {
        font-weight: 700;
        color: #C9A647;
        font-size: 15px;
        min-width: 100px;
    }

    .nutrition-card-row .value {
        color: #E8E8E8;
        font-size: 15px;
        text-align: right;
        flex: 1;
    }

    .nutrition-card-allergens,
    .nutrition-card-ingredients {
        padding: 15px 20px;
        border-top: 1px solid rgba(184, 134, 11, 0.3);
    }

    .allergens-title,
    .ingredients-title {
        font-weight: 700;
        color: #C9A647;
        font-size: 15px;
        margin-bottom: 8px;
    }

    .allergens-list,
    .ingredients-text {
        color: #E8E8E8;
        font-size: 14px;
        line-height: 1.8;
    }

    .nutrition-card-note {
        padding: 15px 20px;
        font-size: 13px;
        color: #B8860B;
        line-height: 1.6;
        background: rgba(13, 13, 13, 0.5);
    }

    .nutrition-card-icon {
        font-size: 18px;
        color: #000;
        transition: transform 0.3s ease;
    }

    .nutrition-marker {
        color: #C9A647;
        font-size: 0.8em;
        vertical-align: super;
    }

    /* Delivery Section - Narrower Padding */
    .delivery .container {
        padding-left: 10px;
        padding-right: 10px;
    }

    .delivery-notes {
        padding-left: 10px;
        padding-right: 10px;
    }

    /* 「配送について」見出しを中央揃え */
    .delivery-notes h4 {
        text-align: center;
    }
}

@media (max-width: 480px) {
    body {
        font-size: 16px;
    }

    .hero-content {
        gap: 25px;
        padding: 30px 15px;
    }

    .hero-badge {
        order: 1;
    }

    .hero-title {
        order: 2;
    }

    .hero-features {
        order: 4;
    }

    .hero-image {
        order: 3;
    }

    .hero-price {
        order: 5;
    }

    .hero-maintitle {
        font-size: 36px;
        gap: 12px;
    }

    .hero-lead {
        font-size: 18px;
    }

    .section-title {
        font-size: 34px;
        letter-spacing: 0.08em;
        padding-bottom: 18px;
    }

    .section-subtitle {
        font-size: 20px;
    }

    .hero-features {
        flex-direction: column;
    }

    .hero-feature {
        width: 100%;
        text-align: center;
        font-size: 16px;
    }

    .hero-logo-image {
        width: 120px;
    }

    .title-decoration-left,
    .title-decoration-right {
        font-size: 24px;
        margin: 0 5px;
    }

    /* お召し上がり方 さらに小さい画面でのレイアウト */
    .howto .section-title {
        margin-top: 140px;
    }

    .howto .section-title::before {
        top: 0;
        left: 50%;
        transform: translate(-50%, -105%);
        width: 260px;
        height: 200px;
    }

    .cta-button {
        font-size: 18px;
        padding: 18px 40px;
    }

    .purchase-title {
        font-size: 28px;
    }

    .concern-text,
    .feature-content p {
        font-size: 16px;
    }
}

/* iPhone SE (375px以下) 対応 */
@media (max-width: 375px) {
    body {
        font-size: 15px;
    }

    .hero-badge {
        order: 1;
    }

    .hero-title {
        order: 2;
    }

    .hero-features {
        order: 4;
    }

    .hero-image {
        order: 3;
    }

    .hero-price {
        order: 5;
    }

    .hero-maintitle {
        font-size: 32px;
        gap: 10px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .hero-lead {
        font-size: 16px;
    }

    .section-title {
        font-size: 28px;
        letter-spacing: 0.05em;
    }

    .section-subtitle {
        font-size: 18px;
    }

    .hero-badge {
        font-size: 14px;
        padding: 8px 20px;
    }

    .hero-feature {
        font-size: 15px;
        padding: 10px 20px;
    }

    .hero-logo-image {
        width: 100px;
    }

    /* お召し上がり方 iPhone SE想定の微調整 */
    .howto .section-title {
        margin-top: 120px;
    }

    .howto .section-title::before {
        top: 0;
        left: 50%;
        transform: translate(-50%, -100%);
        width: 220px;
        height: 170px;
    }

    .logo-image {
        height: 28px;
    }

    .price-amount {
        font-size: 38px;
    }

    .price-amount-large {
        font-size: 48px;
    }

    .cta-button {
        font-size: 16px;
        padding: 16px 30px;
    }

    .purchase-title {
        font-size: 24px;
    }

    .concern-item {
        padding: 20px 15px;
    }

    .feature-item {
        padding: 30px 20px;
    }

    .feature-number {
        font-size: 60px;
    }

    .feature-title {
        font-size: 22px;
    }

    .concern-text,
    .feature-content p {
        font-size: 15px;
    }

    .title-decoration-left,
    .title-decoration-right {
        font-size: 20px;
        margin: 0 4px;
    }

}

.purchase-title-logo {
    width: 96px;
    height: auto;
}

.nutrition-section-title {
    -webkit-text-fill-color: initial;
    background: none;
    background-clip: initial;
    text-shadow: none;
}

/* ======================
   ヘッダー
   ====================== */
.site-header {
    background: #F5F0E8;
    border-bottom: 1px solid #D4C4A8;
    position: relative;
    z-index: 1000;
}


.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 8px 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.header-logo {
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

.logo-image {
    height: 40px;
    width: auto;
}

/* ハンバーガーメニューボタン */
.hamburger-menu {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.hamburger-line {
    width: 28px;
    height: 3px;
    background: #333;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hamburger-menu.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.hamburger-menu.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger-menu.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.header-nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}

.nav-row {
    display: flex;
    gap: 20px;
    align-items: center;
}

.nav-row-top {
    justify-content: flex-start;
    padding-left: 20px;
}

.nav-row-bottom {
    justify-content: flex-end;
    padding-right: 20px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    color: #333;
    text-decoration: none;
    font-size: 14px;
    font-family: 'Noto Serif JP', 'Shippori Mincho', serif;
    transition: all 0.3s ease;
    border-radius: 4px;
    white-space: nowrap;
}

.nav-item:hover {
    background: rgba(184, 134, 11, 0.1);
    color: #B8860B;
}

.nav-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

/* ======================
   フッター
   ====================== */
.site-footer {
    background: #F5F0E8;
    border-top: 1px solid #D4C4A8;
    margin-top: 100px;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 40px 30px;
    text-align: center;
}

.footer-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.footer-nav a {
    color: #333;
    text-decoration: none;
    font-size: 14px;
    font-family: 'Noto Serif JP', 'Shippori Mincho', serif;
    transition: color 0.3s ease;
}

.footer-nav a:hover {
    color: #B8860B;
}

.footer-divider {
    color: #999;
    font-size: 14px;
}

.footer-copyright {
    color: #666;
    font-size: 13px;
    font-family: 'Noto Serif JP', 'Shippori Mincho', serif;
}

/* レスポンシブ対応 */
@media (max-width: 1024px) {
    .header-container {
        flex-direction: column;
        gap: 20px;
        padding: 15px 20px;
    }

    .nav-row {
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }

    .nav-row-top,
    .nav-row-bottom {
        padding: 0;
    }

    .nav-item {
        font-size: 13px;
        padding: 6px 12px;
    }

    .nav-icon {
        width: 18px;
        height: 18px;
    }
}

@media (max-width: 768px) {
    /* ハンバーガーメニュー表示 */
    .hamburger-menu {
        display: flex;
        position: absolute;
        right: 10px;
        top: 50%;
        transform: translateY(-50%);
    }

    .header-container {
        flex-direction: row;
        padding: 6px 20px;
        justify-content: center;
        align-items: center;
        position: relative;
    }

    .header-nav {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: rgba(13, 13, 13, 0.98);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 20px;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.3s ease, visibility 0.3s ease;
        z-index: 1000;
    }

    .header-nav.active {
        opacity: 1;
        visibility: visible;
    }

    .nav-row {
        flex-direction: column;
        gap: 15px;
        padding: 0;
    }

    .nav-row-top,
    .nav-row-bottom {
        padding: 0;
        justify-content: center;
    }

    .nav-item {
        font-size: 18px;
        padding: 15px 30px;
        color: #E8E8E8;
        width: 100%;
        max-width: 300px;
        justify-content: center;
        border: 1px solid rgba(184, 134, 11, 0.3);
        background: rgba(26, 22, 20, 0.8);
    }

    .nav-item:hover {
        background: rgba(184, 134, 11, 0.3);
        color: #C9A647;
        border-color: #B8860B;
    }

    .nav-icon {
        width: 22px;
        height: 22px;
        stroke: currentColor;
    }

    .logo-image {
        height: 35px;
    }

    .footer-nav {
        flex-direction: column;
        gap: 10px;
    }

    .footer-divider {
        display: none;
    }

    .footer-container {
        padding: 30px 20px;
    }
}

/* ======================
   購入フォームモーダル
   ====================== */
.purchase-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 5000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.purchase-modal.active {
    opacity: 1;
    visibility: visible;
}

.purchase-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(13, 13, 13, 0.85);
    backdrop-filter: blur(4px);
    cursor: pointer;
}

.purchase-modal-content {
    position: relative;
    background: linear-gradient(135deg, rgba(42, 37, 34, 0.95) 0%, rgba(26, 22, 20, 0.98) 100%);
    border: 1px solid rgba(184, 134, 11, 0.3);
    border-radius: 12px;
    padding: 40px 35px;
    max-width: 450px;
    width: 90%;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5), 0 0 30px rgba(184, 134, 11, 0.1);
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.purchase-modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 28px;
    color: #B8860B;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.purchase-modal-close:hover {
    color: #FFF;
    transform: scale(1.2);
}

.purchase-modal-title {
    font-family: 'Shippori Mincho', 'Noto Serif JP', serif;
    font-size: 24px;
    font-weight: 600;
    color: #E8E8E8;
    margin-bottom: 30px;
    text-align: center;
    letter-spacing: 0.05em;
}

.purchase-form {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
    position: relative;
}

.form-label {
    font-size: 16px;
    color: #C9A647;
    font-weight: 500;
    letter-spacing: 0.05em;
}

/* カスタムセレクト */
.custom-select {
    position: relative;
}

.custom-select-trigger {
    display: flex;
    align-items: center;
    padding: 12px 50px 12px 16px;
    border: 1px solid rgba(184, 134, 11, 0.4);
    border-radius: 6px;
    background: rgba(13, 13, 13, 0.5);
    color: #E8E8E8;
    font-size: 16px;
    font-family: 'Noto Sans JP', sans-serif;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    min-height: 44px;
}

.custom-select-trigger:hover {
    border-color: rgba(184, 134, 11, 0.7);
    background: rgba(13, 13, 13, 0.7);
}

.custom-select-trigger.active {
    border-color: #B8860B;
    background: rgba(13, 13, 13, 0.8);
    box-shadow: 0 0 10px rgba(184, 134, 11, 0.2);
}

.custom-select-value {
    flex: 1;
    display: block;
}

.custom-select-arrow {
    width: 12px;
    height: 8px;
    color: #C9A647;
    transition: transform 0.3s ease;
    flex-shrink: 0;
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
}

.custom-select-trigger.active .custom-select-arrow {
    transform: translateY(-50%) rotate(180deg);
}

.custom-select-options {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: rgba(13, 13, 13, 0.98);
    border: 1px solid rgba(184, 134, 11, 0.3);
    border-radius: 6px;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 10;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(184, 134, 11, 0.1);
}

.custom-select-options.active {
    max-height: 300px;
    opacity: 1;
    visibility: visible;
    overflow-y: auto;
    overflow-x: hidden;
}

/* スクロールバーのスタイル */
.custom-select-options::-webkit-scrollbar {
    width: 8px;
}

.custom-select-options::-webkit-scrollbar-track {
    background: rgba(13, 13, 13, 0.5);
    border-radius: 10px;
}

.custom-select-options::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #C9A647 0%, #B8860B 100%);
    border-radius: 10px;
    border: 2px solid rgba(13, 13, 13, 0.5);
}

.custom-select-options::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #FFF 0%, #C9A647 100%);
}

.custom-select-option {
    padding: 12px 16px;
    color: #E8E8E8;
    cursor: pointer;
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 15px;
    transition: all 0.2s ease;
    border-bottom: 1px solid rgba(184, 134, 11, 0.08);
    position: relative;
}

.custom-select-option:last-child {
    border-bottom: none;
}

.custom-select-option:hover,
.custom-select-option:active,
.custom-select-option:focus {
    background: rgba(184, 134, 11, 0.2);
    color: #C9A647;
    padding-left: 20px;
}

.custom-select-option.selected {
    background: rgba(184, 134, 11, 0.35);
    color: #C9A647;
    font-weight: 600;
}

.custom-select-option.selected::before {
    content: '✓';
    position: absolute;
    right: 16px;
    color: #C9A647;
    font-weight: bold;
}

.custom-select-option:active {
    background: rgba(184, 134, 11, 0.4);
}

.form-hidden-input {
    display: none;
}

.purchase-form-submit {
    padding: 14px 30px;
    background: linear-gradient(135deg, #B8860B 0%, #C9A647 50%, #B8860B 100%);
    background-size: 200% 200%;
    border: none;
    border-radius: 6px;
    color: #1A1614;
    font-size: 16px;
    font-weight: 600;
    font-family: 'Noto Sans JP', sans-serif;
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 0.05em;
    box-shadow: 0 4px 15px rgba(184, 134, 11, 0.3);
}

.purchase-form-submit:hover {
    background-position: 100% 0;
    box-shadow: 0 6px 20px rgba(184, 134, 11, 0.5);
    transform: translateY(-2px);
}

.purchase-form-submit:active {
    transform: translateY(0);
}

@media (max-width: 480px) {
    .logo-image {
        height: 30px;
    }

    .nav-item {
        font-size: 16px;
        padding: 12px 25px;
        max-width: 260px;
    }

    .footer-nav a {
        font-size: 13px;
    }

    .footer-copyright {
        font-size: 12px;
    }

    .purchase-modal-content {
        padding: 30px 25px 80px 25px;
        max-width: 90%;
    }

    .purchase-modal-title {
        font-size: 20px;
        margin-bottom: 25px;
    }

    .form-label {
        font-size: 15px;
    }

    .custom-select-trigger {
        padding: 10px 45px 10px 14px;
        font-size: 15px;
        min-height: 40px;
    }

    .custom-select-arrow {
        width: 10px;
        height: 7px;
        right: 14px;
    }

    .custom-select-options {
        max-height: 50px;
        top: calc(100% + 3px);
        left: -4px;
        right: -4px;
        border-radius: 0 0 6px 6px;
    }

    .custom-select-option {
        padding: 10px 14px 10px 16px;
        font-size: 14px;
    }

    .custom-select-option:hover {
        padding-left: 18px;
    }

    .custom-select-option.selected::before {
        right: 12px;
    }

    .purchase-form-submit {
        padding: 12px 25px;
        font-size: 15px;
    }
}