/* CSS Variables */
:root {
    --wine-red: #a1031f;
    --wine-red-dark: #5a252c;
    --gold: #d4af37;
    --gold-light: #f3e5ab;
    --bg-light: #fdfbf7;
    --text-main: #333333;
    --text-white: #ffffff;
    --font-jp: 'Noto Serif JP', serif;
    --font-en: 'Cinzel', serif;
}

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

body {
    font-family: var(--font-jp);
    color: var(--text-main);
    background-color: var(--bg-light);
    line-height: 1.8;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    text-decoration: none;
}

.sp-only {
    display: none;
}

/* Utility Classes */
.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 100px 0;
}

.text-center { text-align: center; }
.text-wine { color: var(--wine-red); }
.text-gold { color: var(--gold); }
.text-white { color: var(--text-white); }
.bg-light-gold { background-color: #fcfaf5; }
.bg-wine { background-color: var(--wine-red); }
.relative { position: relative; }
.z-10 { z-index: 10; }
.overflow-hidden { overflow: hidden; }

/* Typography */
.section-title {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 3rem;
    line-height: 1.4;
    letter-spacing: 0.05em;
}

.section-title .small-text {
    font-size: 1.2rem;
    font-weight: 600;
}

/* Button */
.btn-primary {
    display: inline-block;
    background: linear-gradient(135deg, var(--gold) 0%, #b8860b 100%);
    color: var(--text-white);
    padding: 20px 60px;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: bold;
    letter-spacing: 2px;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 10px 20px rgba(212, 175, 55, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(212, 175, 55, 0.5);
}

.btn-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(to right, rgba(255,255,255,0) 0%, rgba(255,255,255,0.3) 50%, rgba(255,255,255,0) 100%);
    transform: skewX(-25deg);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { left: -100%; }
    20% { left: 200%; }
    100% { left: 200%; }
}

/* Video Button */
.video-cta {
    margin-top: 40px;
}

.btn-video {
    display: inline-flex;
    align-items: center;
    background: linear-gradient(135deg, #ffffff 0%, var(--gold-light) 100%);
    color: var(--wine-red) !important;
    padding: 12px 35px;
    border-radius: 50px;
    font-weight: bold;
    font-size: 1.1rem;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border: 3px solid var(--gold);
}

.btn-video:hover {
    transform: scale(1.1) rotate(2deg);
    box-shadow: 0 15px 30px rgba(212, 175, 55, 0.4);
    background: linear-gradient(135deg, var(--gold-light) 0%, #ffffff 100%);
}

.video-icon {
    background: #ff0000; /* YouTubeの赤をアイコンに残して分かりやすく */
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.video-icon svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
    margin-left: 2px; /* 遊びを持たせる */
}


/* ① ファーストビュー */
.fv-section {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
    background-attachment: fixed; /* 背景固定 */
}

.fv-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-attachment: fixed; /* 背景固定 */
    z-index: -1;
}


.fv-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0.3) 0%, rgba(161, 3, 31, 0.6) 100%);
}

.fv-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: var(--text-white);
    margin-top: 40px; /* 全体を少し下にずらす */
}

.logo {
    font-family: var(--font-en);
    font-size: 4rem;
    letter-spacing: 5px;
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

.catchcopy {
    font-size: 2rem;
    font-weight: 900;
    margin-top: 250px; /* さらに下に下げる */
    margin-bottom: 40px;
    text-shadow: 0 2px 5px rgba(0,0,0,0.5);
}

.fv-badges {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 30px;
}

.fv-badges .badge {
    width: 120px;
    height: auto;
    filter: drop-shadow(0 4px 6px rgba(0,0,0,0.3));
    animation: floating 3s ease-in-out infinite;
}

.fv-badges .badge:nth-child(2) {
    animation-delay: 1.5s;
}

@keyframes floating {
    0% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0); }
}

.fv-subtext {
    font-size: 1.4rem;
    font-weight: bold;
    margin-bottom: 40px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--text-white);
    font-family: var(--font-en);
    font-size: 0.8rem;
    letter-spacing: 2px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.scroll-indicator .line {
    width: 1px;
    height: 60px;
    background: rgba(255,255,255,0.3);
    position: relative;
    margin-top: 10px;
    overflow: hidden;
}

.scroll-indicator .line::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: var(--text-white);
    animation: scrollDown 2s infinite;
}

@keyframes scrollDown {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(200%); }
}

/* Animations classes for first view */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s forwards;
}

.delay-1 { animation-delay: 0.3s; }
.delay-2 { animation-delay: 0.6s; }
.delay-3 { animation-delay: 0.9s; }
.delay-4 { animation-delay: 1.2s; }

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ② 悩みの共感 */
.concerns-container {
    display: flex;
    align-items: center;
    gap: 50px;
}

.concerns-text {
    flex: 1;
}

.concerns-list {
    list-style: none;
    margin-bottom: 30px;
}

.concerns-list li {
    font-size: 1.2rem;
    font-weight: bold;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}

.concerns-list .check {
    display: inline-block;
    width: 24px;
    height: 24px;
    background-color: var(--wine-red);
    border-radius: 50%;
    margin-right: 15px;
    position: relative;
}

.concerns-list .check::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 9px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.concerns-desc {
    font-size: 1.1rem;
    padding: 20px;
    background: white;
    border-left: 5px solid var(--wine-red);
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.concerns-img {
    flex: 1;
}

.rounded-img {
    border-radius: 20px 100px 20px 100px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

/* ③ 原因説明 */
.cause-content {
    background: white;
    padding: 50px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    border: 1px solid rgba(212, 175, 55, 0.3);
    position: relative;
}

.cause-content::before {
    content: '"';
    position: absolute;
    top: 20px;
    left: 30px;
    font-family: var(--font-en);
    font-size: 6rem;
    color: rgba(212, 175, 55, 0.1);
    line-height: 1;
}

.cause-lead {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--gold);
    margin-bottom: 20px;
}

.cause-desc {
    font-size: 1.2rem;
}

.cause-desc strong {
    color: var(--wine-red);
    font-size: 1.4rem;
    display: block;
    margin: 20px 0;
}

/* ④ 商品紹介 */
#about {
    background-color: var(--wine-red);
    color: white;
}

#about .sub-title {
    color: var(--gold);
}

#about .section-title {
    color: white; /* 背景に合わせて白に */
}

#about .feature-list li {
    color: white;
}

.about-container {
    display: flex;
    align-items: center;
    gap: 60px;
}

.about-img {
    flex: 1;
    position: relative;
    text-align: center;
}

.about-img img {
    width: 450px;
    height: 450px;
    object-fit: cover;
    border-radius: 50%;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.circle-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    padding-bottom: 90%;
    background-color: rgba(212, 175, 55, 0.2); /* 透過度調整 */
    border-radius: 50%;
    z-index: -1;
}

.about-text {
    flex: 1;
}

.sub-title {
    color: var(--gold);
    font-weight: bold;
    letter-spacing: 2px;
    margin-bottom: 10px;
    font-size: 2.2rem;
    white-space: nowrap; /* 改行させない */
}

.about-text .section-title {
    color: white; /* 変更 */
    margin-bottom: 20px;
    font-size: 5rem; /* さらに大きく */
    line-height: 1.1;
}

@media (max-width: 768px) {
    .sub-title { font-size: 1.4rem; }
    .about-text .section-title { font-size: 3rem; }
}

.about-desc {
    font-size: 1.1rem;
    margin-bottom: 30px;
}

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

.feature-list li {
    padding-left: 30px;
    position: relative;
    margin-bottom: 15px;
}

.feature-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 15px;
    height: 15px;
    background-color: var(--gold);
    border-radius: 50%;
}

/* ⑤ 差別化 */
#differentiation {
    background-color: var(--wine-red);
}

#differentiation .section-title {
    color: var(--gold);
}

.diff-vertical-list {
    display: flex;
    flex-direction: column;
    gap: 80px;
    margin-top: 50px;
}

.diff-item {
    display: flex;
    align-items: center;
    gap: 60px;
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.05);
}

.diff-item.reverse {
    flex-direction: row-reverse;
}

.diff-img {
    flex: 1;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    position: relative; /* バッジ配置のため追加 */
}

.rarity-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: linear-gradient(135deg, var(--gold) 0%, #b8860b 100%);
    color: white;
    width: 90px;
    height: 90px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.8rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    border: 2px solid white;
    z-index: 5;
    animation: pulse 2s infinite;
    line-height: 1.2;
}

.rarity-badge span {
    font-size: 2rem;
    display: block;
    font-family: var(--font-en);
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.08); }
    100% { transform: scale(1); }
}

.diff-img img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.diff-item:hover .diff-img img {
    transform: scale(1.05);
}

.diff-text {
    flex: 1;
}

.card-icon {
    font-family: var(--font-en);
    font-size: 2.5rem;
    color: var(--gold);
    margin-bottom: 10px;
    font-weight: bold;
}

.diff-text h3 {
    font-size: 1.8rem;
    color: var(--wine-red);
    margin-bottom: 20px;
    border-bottom: 2px solid var(--gold);
    display: inline-block;
    padding-bottom: 10px;
}

.diff-text p {
    font-size: 1.1rem;
    line-height: 1.8;
}

@media (max-width: 768px) {
    .diff-item, .diff-item.reverse {
        flex-direction: column;
        padding: 30px 20px;
        gap: 30px;
    }
    
    .diff-img img {
        height: 250px;
    }
    
    .diff-text h3 {
        font-size: 1.4rem;
    }
}

/* ⑥ 栄養の説明 */
.nutrition-intro {
    margin-bottom: 50px;
}

.nutrition-lead {
    font-size: 1.2rem;
    line-height: 1.8;
    margin-bottom: 40px;
    color: var(--text-main);
    font-weight: bold;
}

.nut-main-img {
    max-width: 900px;
    margin: 0 auto;
}

.nut-sub-title {
    font-size: 2.5rem;
    color: var(--wine-red);
    margin-top: 40px; /* 少し詰める */
    margin-bottom: 20px;
    font-weight: 900;
}

.nutrition-sub-desc {
    font-size: 1.3rem;
    font-weight: bold;
    margin-top: 20px; /* 見出しからの距離を調整 */
    color: var(--text-main);
}

@media (max-width: 768px) {
    .nut-sub-title { font-size: 1.8rem; }
}

.nut-details-img {
    max-width: 1000px;
    width: 100%;
    margin-top: 40px;
}

/* ⑥-2 吸収率の説明 */
.absorption-lead {
    font-size: 1.4rem;
    font-weight: bold;
    margin-bottom: 40px;
    color: var(--text-main);
}

.absorption-img img {
    max-width: 800px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

/* ⑦ エビデンス */
.evidence-content {
    display: flex;
    align-items: center;
    gap: 50px;
    background: white;
    padding: 50px;
    border-radius: 20px;
    box-shadow: 0 15px 30px rgba(0,0,0,0.08);
    color: var(--text-main); /* 文字色を黒系に固定 */
}

.evidence-text {
    flex: 1;
}

.evidence-text h3 {
    font-size: 1.5rem;
    color: var(--wine-red);
    margin-bottom: 20px;
}

.evidence-img-bottom {
    margin-top: 40px;
    text-align: center;
}

.graph-img-large {
    max-width: 900px;
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

/* ⑧ 利用者の声 */
.bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(var(--gold) 1px, transparent 1px);
    background-size: 30px 30px;
    opacity: 0.1;
}

.voice-container {
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.voice-item {
    display: flex;
    align-items: flex-start;
    gap: 40px;
    max-width: 850px;
    margin: 0 auto;
}

.voice-item.reverse-item {
    flex-direction: row-reverse;
}

.voice-person {
    flex-shrink: 0;
    text-align: center;
}

.voice-img-wrapper {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    overflow: hidden;
    border: 5px solid var(--gold);
    margin-bottom: 15px;
}

.voice-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.voice-meta {
    font-size: 0.9rem;
    color: var(--gold);
    letter-spacing: 1px;
    font-weight: bold;
}

.voice-bubble {
    flex: 1;
    background: white;
    color: var(--text-main);
    padding: 40px;
    border-radius: 25px;
    position: relative;
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

/* 吹き出しのしっぽ */
.voice-bubble::before {
    content: '';
    position: absolute;
    left: -20px;
    top: 50px;
    border-top: 15px solid transparent;
    border-bottom: 15px solid transparent;
    border-right: 25px solid white;
}

/* 反転用のしっぽ */
.reverse-item .voice-bubble::before {
    left: auto;
    right: -20px;
    border-right: none;
    border-left: 25px solid white;
}

.voice-catch {
    font-size: 1.4rem;
    color: var(--wine-red);
    margin-bottom: 15px;
    line-height: 1.4;
    font-weight: bold;
}

@media (max-width: 768px) {
    .voice-item {
        flex-direction: column;
        align-items: center;
        gap: 30px;
    }
    
    .voice-bubble::before {
        left: 50%;
        top: -20px;
        transform: translateX(-50%);
        border-right: 15px solid transparent;
        border-left: 15px solid transparent;
        border-bottom: 25px solid white;
    }
}

/* ⑨ 安心要素 */
.safety-img {
    margin-bottom: 50px;
}

.safety-img img {
    max-width: 800px;
    border-radius: 15px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
}

.safety-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.safety-card {
    background: #fff;
    padding: 50px 30px 40px; /* 上部に画鋲のスペースを確保 */
    box-shadow: 2px 5px 15px rgba(0,0,0,0.1);
    position: relative;
    transition: transform 0.3s;
    border-bottom-right-radius: 60px 10px;
}

/* 画鋲のエフェクト */
.safety-card::before {
    content: '';
    position: absolute;
    top: 15px;
    left: 50%;
    transform: translateX(-50%);
    width: 18px;
    height: 18px;
    background: radial-gradient(circle at 30% 30%, #ff4d4d, #a1031f);
    border-radius: 50%;
    box-shadow: 1px 3px 5px rgba(0,0,0,0.3);
    z-index: 10;
}

.safety-card:nth-child(1) { transform: rotate(-2deg); background-color: #fff9f0; }
.safety-card:nth-child(2) { transform: rotate(1.5deg); background-color: #f0f7ff; }
.safety-card:nth-child(3) { transform: rotate(-1deg); background-color: #f9fff0; }

.safety-card:hover {
    transform: translateY(-10px) rotate(0deg);
    z-index: 20;
}

.safety-icon-wrapper {
    width: 60px;
    height: 60px;
    background-color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    border: 2px solid var(--gold);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

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

.safety-card h3 {
    color: var(--wine-red);
    margin-bottom: 15px;
}

/* ⑨-2 会社紹介 */
#company-intro {
    background-color: #fff;
    padding: 100px 0;
}

.company-container {
    display: flex;
    align-items: center;
    gap: 60px;
}

.company-img {
    flex: 1.2;
}

.company-img img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.company-text {
    flex: 0.8;
}

.company-message {
    font-size: 1.8rem;
    font-weight: 900;
    line-height: 1.5;
    color: var(--wine-red);
    margin-bottom: 25px;
    letter-spacing: 0.05em;
}

.company-message .highlight {
    font-size: 2.8rem;
    color: var(--gold);
    margin: 0 5px;
    font-family: var(--font-en);
    vertical-align: middle;
}

.company-sub-message {
    font-size: 1.6rem;
    font-weight: 900;
    color: var(--text-main);
    background: linear-gradient(transparent 70%, var(--gold-light) 70%);
    display: inline-block;
    padding: 0 5px;
}

.company-btn-wrapper {
    margin-top: 35px;
}

.company-btn {
    display: inline-block;
    color: var(--wine-red);
    border: 2px solid var(--wine-red);
    padding: 12px 40px;
    border-radius: 30px;
    transition: all 0.3s;
    font-size: 1rem;
    font-weight: bold;
    letter-spacing: 1px;
}

.company-btn:hover {
    background: var(--wine-red);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(161, 3, 31, 0.2);
}

@media (max-width: 768px) {
    .company-container {
        flex-direction: column;
        gap: 40px;
        text-align: center;
    }
    
    .company-message {
        font-size: 1.4rem;
    }
    
    .company-message .highlight {
        font-size: 2.2rem;
    }
    
    .company-sub-message {
        font-size: 1.2rem;
    }
}

/* ⑩ 飲み方 */
.how-to-stacked {
    max-width: 850px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.how-to-img-large {
    width: 100%;
}

.how-to-img-large img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.how-to-box-bottom {
    width: 100%;
    background: white;
    padding: 50px 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    border: 2px dashed var(--gold);
}

.how-to-img-extra {
    width: 100%;
    text-align: center;
    margin-top: 20px;
}

.how-to-img-extra img {
    width: 100%;
    max-width: 500px;
    border-radius: 20px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.how-to-step {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-bottom: 20px;
}

.step-num {
    background: var(--wine-red);
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
}

.step-text {
    font-size: 1.5rem;
    font-weight: bold;
}

.step-text span {
    font-size: 2.5rem;
    color: var(--wine-red);
}

@media (max-width: 768px) {
    .how-to-box-bottom {
        padding: 30px 20px;
    }
    .step-text {
        font-size: 1.2rem;
    }
    .step-text span {
        font-size: 2rem;
    }
}

/* ⑪ オファー & ⑫ クロージング */
.closing-section {
    padding: 120px 0;
    color: white;
}

.closing-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.closing-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(161, 3, 31, 0.85); /* New Wine red with opacity */
}

.closing-copy {
    font-size: 1.8rem; /* 1行にするため少し小さく */
    font-weight: 900;
    margin-bottom: 10px;
    line-height: 1.4;
    white-space: nowrap;
}

.closing-sub {
    font-size: 1.5rem;
    color: white; /* 視認性向上のため白に変更 */
    margin-bottom: 50px;
}

.product-showcase {
    margin-bottom: 50px;
}

.product-showcase img {
    max-width: 300px;
    filter: drop-shadow(0 20px 30px rgba(0,0,0,0.4));
    animation: floating 4s ease-in-out infinite;
}

.cta-wrapper {
    margin-top: 40px;
}

.cta-btn {
    font-size: 1.5rem;
    padding: 25px 80px;
}

.company-info-footer {
    margin-top: 60px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.footer-company-logo {
    width: 120px;
    height: auto;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.footer-company-logo:hover {
    opacity: 0.8;
}

.company-details {
    line-height: 1.6;
}

.company-name {
    font-weight: bold;
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.company-address, .company-tel {
    font-size: 1rem;
    opacity: 0.9;
}

/* ⑬ お問い合わせフォーム */
.contact-form-wrapper {
    max-width: 700px;
    margin: 0 auto;
    background: white;
    padding: 50px;
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.08);
    border: 1px solid var(--gold-light);
}

.contact-form .form-group {
    margin-bottom: 25px;
}

.contact-form label {
    display: block;
    font-weight: bold;
    margin-bottom: 10px;
    color: var(--wine-red);
}

.contact-form .required {
    background: var(--wine-red);
    color: white;
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 4px;
    margin-left: 10px;
    vertical-align: middle;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 10px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--wine-red);
    box-shadow: 0 0 10px rgba(161, 3, 31, 0.1);
}

.form-submit {
    text-align: center;
    margin-top: 40px;
}

.submit-btn {
    border: none;
    cursor: pointer;
    width: 100%;
    max-width: 300px;
}

@media (max-width: 768px) {
    .contact-form-wrapper {
        padding: 30px 20px;
    }
}

/* Footer */
.footer {
    background: var(--wine-red);
    color: white;
    padding: 40px 0;
}

.footer-logo {
    font-family: var(--font-en);
    font-size: 2rem;
    letter-spacing: 3px;
    margin-bottom: 10px;
}

.footer-sub-links {
    margin-bottom: 20px;
}

.footer-sub-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.8rem;
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-links {
    margin: 20px 0;
}

.footer-btn {
    display: inline-block;
    color: white;
    border: 1px solid white;
    padding: 10px 30px;
    border-radius: 30px;
    transition: all 0.3s;
    font-size: 0.9rem;
}

.footer-btn:hover {
    background: white;
    color: var(--wine-red);
}

.footer-copy {
    font-size: 0.8rem;
    color: #999;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .sp-only {
        display: block;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .fv-section {
        height: auto;
        min-height: auto;
        padding: 80px 0 100px; /* 上下の余白で適切な高さを確保 */
        background-attachment: scroll; /* スマホでの背景巨大化バグを完全に解除 */
        background-size: cover;
        background-position: center center;
    }

    .fv-content {
        margin-top: 0;
    }
    
    .logo {
        font-size: 2.5rem;
    }
    
    .catchcopy {
        font-size: 1.5rem;
        margin-top: 60px; /* PC用の margin-top: 250px をスマホ用に適正化 */
        margin-bottom: 40px;
    }
    
    .fv-badges {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }
    
    .fv-badges .badge {
        width: 100px;
    }
    
    .fv-subtext {
        font-size: 1.1rem;
    }
    
    .concerns-container, .about-container, .evidence-content, .voice-card {
        flex-direction: column;
    }

    .video-cta {
        text-align: center;
        margin-top: 30px;
    }
    
    .btn-video {
        font-size: 1rem;
        padding: 10px 25px;
        width: 100%;
        max-width: 280px;
        justify-content: center; /* アイコンと文字を中央寄せに */
    }
    
    .about-img img {
        width: 300px;
        height: 300px;
    }
    
    /* スマホでの画像横はみ出しを防ぐレスポンシブ強制設定 */
    .nut-main-img,
    .absorption-img img,
    .safety-img img {
        width: 100%;
        max-width: 100%;
        height: auto;
    }
    
    .diff-grid {
        grid-template-columns: 1fr;
    }
    
    .nutrition-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .safety-grid {
        grid-template-columns: 1fr;
    }
    
    .evidence-content {
        padding: 30px 20px;
    }
    
    .voice-card {
        padding: 30px 20px;
        text-align: center;
    }
    
    .voice-img-wrapper {
        width: 120px;
        height: 120px;
    }
    
    .closing-section {
        padding: 80px 0;
    }

    .closing-bg {
        background-attachment: scroll; /* スマホでの背景巨大化バグを完全に解除 */
        background-size: cover;
        background-position: center center;
    }

    .closing-copy {
        font-size: 1.1rem;
    }
    
    .closing-sub {
        font-size: 1.2rem;
    }
    
    .cta-btn {
        font-size: 1.2rem;
        padding: 20px 40px;
        width: 100%;
    }
}

@media (max-width: 480px) {
    .nutrition-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   ⑭ よくある質問 (FAQ) セクション
   ========================================================================== */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.faq-item {
    background: #ffffff;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.05);
    border: 1px solid rgba(212, 175, 55, 0.2);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.faq-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(212, 175, 55, 0.15);
}

.faq-question {
    display: flex;
    align-items: center;
    padding: 25px 30px;
    background: linear-gradient(to right, #ffffff, #fffdf9);
    border-bottom: 1px solid #f9f6f0;
}

.faq-q-badge {
    background: var(--wine-red);
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-en);
    font-weight: 900;
    font-size: 1.2rem;
    margin-right: 20px;
    flex-shrink: 0;
    box-shadow: 0 3px 6px rgba(161, 3, 31, 0.2);
}

.faq-question h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.5;
    margin: 0;
}

.faq-answer {
    display: flex;
    align-items: flex-start;
    padding: 30px;
    background: #ffffff;
}

.faq-a-badge {
    background: var(--gold);
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-en);
    font-weight: 900;
    font-size: 1.2rem;
    margin-right: 20px;
    flex-shrink: 0;
    box-shadow: 0 3px 6px rgba(212, 175, 55, 0.2);
}

.faq-answer p {
    font-size: 1.05rem;
    line-height: 1.8;
    color: #555555;
    margin: 0;
}

@media (max-width: 768px) {
    .faq-question {
        padding: 20px;
    }
    .faq-answer {
        padding: 20px;
    }
    .faq-question h3 {
        font-size: 1rem;
    }
    .faq-answer p {
        font-size: 0.95rem;
    }
    .faq-q-badge, .faq-a-badge {
        width: 28px;
        height: 28px;
        font-size: 1rem;
        margin-right: 12px;
    }
}